1 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
3 PR rtl-optimization/83156
4 PR rtl-optimization/82621
5 * combine.c (try_combine): Don't split an I2 if one of the dests is
6 set again before I3. Allow unused dests.
8 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
10 * config/rs6000/rs6000.md (*add<mode>3_carry_in_internal2): New.
12 2017-11-29 Vladimir Makarov <vmakarov@redhat.com>
14 PR rtl-optimization/80818
15 * lra.c (collect_non_operand_hard_regs): New arg insn. Pass it
16 recursively. Use insn code for clobber.
17 (lra_set_insn_recog_data): Pass the new arg to
18 collect_non_operand_hard_regs.
19 (add_regs_to_insn_regno_info): Pass insn instead of uid. Use insn
21 (lra_update_insn_regno_info): Pass insn to
22 add_regs_to_insn_regno_info.
24 2017-11-29 Jim Wilson <jimw@sifive.com>
25 Andrew Waterman <andrew@sifive.com>
27 * config/riscv/riscv.c (SINGLE_SHIFT_COST): New.
28 (riscv_rtx_costs): Case ZERO_EXTRACT, match new pattern, and return
29 SINGLE_SHIFT_COST. Case LT and ZERO_EXTEND, likewise. Case ASHIFT,
30 use SINGLE_SHIFT_COST.
31 * config/riscv/riscv.md (lshrsi3_zero_extend_1): New.
32 (lshrsi3_zero_extend_2, lshrsi3_zero_extend_3): New.
34 2017-11-29 Julia Koval <julia.koval@intel.com>
36 * config/i386/avx512vbmi2intrin.h (_mm512_shldv_epi16,
37 _mm512_mask_shldv_epi16, _mm512_maskz_shldv_epi16, _mm512_shldv_epi32,
38 _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64,
39 _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): New intrinsics.
40 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldv_epi16,
41 _mm256_mask_shldv_epi16, _mm256_maskz_shldv_epi16, _mm256_shldv_epi32,
42 _mm256_mask_shldv_epi32, _mm256_maskz_shldv_epi32, _mm256_shldv_epi64,
43 _mm256_mask_shldv_epi64, _mm256_maskz_shldv_epi64, _mm_shldv_epi16,
44 _mm_mask_shldv_epi16, _mm_maskz_shldv_epi16, _mm_shldv_epi32,
45 _mm_mask_shldv_epi32, _mm_maskz_shldv_epi32, _mm_shldv_epi64,
46 _mm_mask_shldv_epi64, _mm_maskz_shldv_epi64): Ditto.
47 * config/i386/i386-builtin.def (__builtin_ia32_vpshldv_v32hi,
48 __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz,
49 __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask,
50 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi,
51 __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz,
52 __builtin_ia32_vpshldv_v16si, __builtin_ia32_vpshldv_v16si_mask,
53 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si,
54 __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz,
55 __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask,
56 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di,
57 __builtin_ia32_vpshldv_v8di_mask, __builtin_ia32_vpshldv_v8di_maskz,
58 __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask,
59 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di,
60 __builtin_ia32_vpshldv_v2di_mask,
61 __builtin_ia32_vpshldv_v2di_maskz): New builtins.
62 * config/i386/sse.md (vpshldv_<mode>, vpshldv_<mode>_mask,
63 vpshldv_<mode>_maskz, vpshldv_<mode>_maskz_1): New patterns.
65 2017-11-29 Julia Koval <julia.koval@intel.com>
67 * config/i386/avx512vbmi2intrin.h (_mm512_shrdv_epi16,
68 _mm512_mask_shrdv_epi16, _mm512_maskz_shrdv_epi16, _mm512_shrdv_epi32,
69 _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64,
70 _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64): New intrinsics.
71 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdv_epi16,
72 _mm256_mask_shrdv_epi16, _mm256_maskz_shrdv_epi16, _mm256_shrdv_epi32,
73 _mm256_mask_shrdv_epi32, _mm256_maskz_shrdv_epi32, _mm256_shrdv_epi64,
74 _mm256_mask_shrdv_epi64, _mm256_maskz_shrdv_epi64, _mm_shrdv_epi16,
75 _mm_mask_shrdv_epi16, _mm_maskz_shrdv_epi16, _mm_shrdv_epi32,
76 _mm_mask_shrdv_epi32, _mm_maskz_shrdv_epi32, _mm_shrdv_epi64,
77 _mm_mask_shrdv_epi64, _mm_maskz_shrdv_epi64): Ditto.
78 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_V32HI,
79 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
80 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
81 V4SI_FTYPE_V4SI_V4SI_V4SI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI,
82 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
83 V16SI_FTYPE_V16SI_V16SI_V16SI, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
84 V2DI_FTYPE_V2DI_V2DI_V2DI_INT): New types.
85 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
86 * config/i386/sse.md (vpshrdv_<mode>, vpshrdv_<mode>_mask,
87 vpshrdv_<mode>_maskz, vpshrdv_<mode>_maskz_1): New pattern.
89 2017-11-29 Daniel Cederman <cederman@gaisler.com>
91 * config/sparc/sparc.c (sparc_do_work_around_errata): Treat the
92 movsi_pic_gotdata_op instruction as a load for the UT699 errata
95 2017-11-29 Martin Aberg <maberg@gaisler.com>
97 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
98 to prevent b2bst errata sequence.
99 (sqrtdf2_fix): Likewise.
101 2017-11-29 Daniel Cederman <cederman@gaisler.com>
103 * config/sparc/sparc.c (fpop_reg_depend_p): New function.
104 (div_sqrt_insn_p): New function.
105 (sparc_do_work_around_errata): Insert NOP instructions to
106 prevent sequences that could trigger the TN-0013 errata for
107 certain LEON3 processors.
108 (pass_work_around_errata::gate): Also test sparc_fix_lost_divsqrt.
109 (sparc_option_override): Set sparc_fix_lost_divsqrt appropriately.
110 * config/sparc/sparc.md (fix_lost_divsqrt): New attribute.
111 (in_branch_delay): Prevent div and sqrt in delay slot if
113 * config/sparc/sparc.opt (sparc_fix_lost_divsqrt): New variable.
115 2017-11-29 Daniel Cederman <cederman@gaisler.com>
117 * config/sparc/sparc.c (atomic_insn_p): New function.
118 (sparc_do_work_around_errata): Insert NOP instructions to
119 prevent sequences that could trigger the TN-0010 errata for
121 * config/sparc/sync.md (atomic_compare_and_swap_leon3_1): Make
122 instruction referable in atomic_insns_p.
124 2017-11-29 Daniel Cederman <cederman@gaisler.com>
126 * config/sparc/sync.md (swapsi): 16-byte align if sparc_fix_gr712rc.
127 (atomic_compare_and_swap_leon3_1): Likewise.
130 2017-11-29 Daniel Cederman <cederman@gaisler.com>
132 * config/sparc/sparc.c (fpop_insn_p): New function.
133 (sparc_do_work_around_errata): Insert NOP instructions to
134 prevent sequences that could trigger the TN-0012 errata for
136 (pass_work_around_errata::gate): Also test sparc_fix_gr712rc.
137 * config/sparc/sparc.md (fix_gr712rc): New attribute.
138 (in_branch_annul_delay): Prevent floating-point instructions
139 in delay slot of annulled integer branch.
141 2017-11-29 Richard Biener <rguenther@suse.de>
143 PR tree-optimization/83202
144 * tree-vect-slp.c (scalar_stmts_set_t): New typedef.
146 (vect_analyze_slp_cost_1): Add visited set, do not account SLP
147 nodes vectorized to the same stmts multiple times.
148 (vect_analyze_slp_cost): Allocate a visited set and pass it down.
149 (vect_analyze_slp_instance): Adjust.
150 (scalar_stmts_to_slp_tree_map_t): New typedef.
151 (vect_schedule_slp_instance): Add a map recording the SLP node
152 representing the vectorized stmts for a set of scalar stmts.
153 Avoid code-generating redundancies.
154 (vect_schedule_slp): Allocate map and pass it down.
156 2017-11-29 Nathan Sidwell <nathan@acm.org>
159 * tree.c (build_complex_type): Fix canonicalization. Only fill in
162 2017-11-29 Wilco Dijkstra <wdijkstr@arm.com>
164 * config/aarch64/aarch64.c (aarch64_print_operand): Add new
165 cases for printing LDP/STP memory addresses.
166 (aarch64_print_address_internal): Renamed from
167 aarch64_print_operand_address, added parameter, add Pmode check.
168 (aarch64_print_ldpstp_address): New function for LDP/STP addresses.
169 (aarch64_print_operand_address): Indirect to
170 aarch64_print_address_internal.
171 * config/aarch64/aarch64-simd.md (store_pair_lanes): Use new
172 'y' operand output specifier.
174 2017-11-29 Jakub Jelinek <jakub@redhat.com>
177 * tree.c (build_simple_mem_ref_loc): Handle
178 get_addr_base_and_unit_offset returning a MEM_REF.
181 * rtlanal.c (seq_cost): For non-single_set insns try to use insn_cost.
184 * config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm)
187 2017-11-28 David Malcolm <dmalcolm@redhat.com>
189 * diagnostic-show-locus.c (layout::print_trailing_fixits): Handle
191 (layout::move_to_column): Likewise.
193 2017-11-28 Jakub Jelinek <jakub@redhat.com>
196 * tree.c (block_may_fallthru): Return false if SWITCH_ALL_CASES_P
197 is set on SWITCH_EXPR and !block_may_fallthru (SWITCH_BODY ()).
199 2017-11-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
200 Martin Jambor <mjambor@suse.cz>
203 * tree.h (expr_type_first_operand_type_p): Declare
204 * tree.c (expr_type_first_operand_type_p): New function.
205 * ipa-prop.h (ipa_get_type): Allow i to be out of bounds.
206 (ipa_value_from_jfunc): Adjust declaration.
207 * ipa-cp.c (ipa_get_jf_pass_through_result): New parameter RES_TYPE.
208 Use it as result type for arithmetics, unless it is NULL in which case
209 be more conservative.
210 (ipa_value_from_jfunc): New parameter PARM_TYPE, pass it to
211 ipa_get_jf_pass_through_result.
212 (propagate_vals_across_pass_through): Likewise.
213 (propagate_scalar_across_jump_function): New parameter PARM_TYPE, pass
214 is to propagate_vals_across_pass_through.
215 (propagate_constants_across_call): Pass PARM_TYPE to
216 propagate_scalar_across_jump_function.
217 (find_more_scalar_values_for_callers_subset): Pass parameter type to
218 ipa_value_from_jfunc.
219 (cgraph_edge_brings_all_scalars_for_node): Likewise.
220 * ipa-fnsummary.c (evaluate_properties_for_edge): Renamed parms_info
221 to caller_parms_info, pass parameter type to ipa_value_from_jfunc.
222 * ipa-prop.c (try_make_edge_direct_simple_call): New parameter
223 target_type, pass it to ipa_value_from_jfunc.
224 (update_indirect_edges_after_inlining): Pass parameter type to
225 try_make_edge_direct_simple_call.
227 2017-11-28 Jeff Law <law@redhat.com>
229 * gimple-ssa-evrp-analyze.c
230 (evrp_range_analyzer::record_ranges_from_phis): Only use SCEV to
231 refine ranges if scev_initialized_p returns true.
232 * vr-values.c (vr_values::extract_range_from_phi_node): Likewise.
234 2017-11-28 Julia Koval <julia.koval@intel.com>
236 * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16,
237 _mm512_mask_shrdi_epi16, _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
238 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64,
239 _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64): New intrinsics.
240 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdi_epi16,
241 _mm256_mask_shrdi_epi16, _mm256_maskz_shrdi_epi16,
242 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32, _mm256_shrdi_epi32,
243 _mm256_mask_shrdi_epi64, _mm256_maskz_shrdi_epi64, _mm256_shrdi_epi64,
244 _mm_mask_shrdi_epi16, _mm_maskz_shrdi_epi16, _mm_shrdi_epi16,
245 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32, _mm_shrdi_epi32,
246 _mm_mask_shrdi_epi64, _mm_maskz_shrdi_epi64, _mm_shrdi_epi64): Ditto.
247 * config/i386/i386-builtin.def (__builtin_ia32_vpshrd_v32hi,
248 __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshrd_v16hi,
249 __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi,
250 __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v16si,
251 __builtin_ia32_vpshrd_v16si_mask, __builtin_ia32_vpshrd_v8si,
252 __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si,
253 __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v8di,
254 __builtin_ia32_vpshrd_v8di_mask, __builtin_ia32_vpshrd_v4di,
255 __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di,
256 __builtin_ia32_vpshrd_v2di_mask): New builtins.
257 * config/i386/sse.md (vpshrd_<mode><mask_name>): New pattern.
259 2017-11-28 Julia Koval <julia.koval@intel.com>
261 * config/i386/avx512vbmi2intrin.h (_mm512_shldi_epi16,
262 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16, _mm512_shldi_epi32,
263 _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
264 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): New intrinsics.
265 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldi_epi16,
266 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
267 _mm256_mask_shldi_epi32, _mm256_maskz_shldi_epi32, _mm256_shldi_epi32,
268 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64, _mm256_shldi_epi64,
269 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16, _mm_shldi_epi16,
270 _mm_mask_shldi_epi32, _mm_maskz_shldi_epi32, _mm_shldi_epi32,
271 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64, _mm_shldi_epi64): Ditto.
272 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_INT,
273 V32HI_FTYPE_V32HI_V32HI_INT_V32HI_INT, V16SI_FTYPE_V16SI_V16SI_INT,
274 V16SI_FTYPE_V16SI_V16SI_INT_V16SI_INT,
275 V8DI_FTYPE_V8DI_V8DI_INT_V8DI_INT, V8SI_FTYPE_V8SI_V8SI_INT_V8SI_INT,
276 V16HI_FTYPE_V16HI_V16HI_INT_V16HI_INT,
277 V4DI_FTYPE_V4DI_V4DI_INT_V4DI_INT,
278 V8HI_FTYPE_V8HI_V8HI_INT_V8HI_INT,
279 V4SI_FTYPE_V4SI_V4SI_INT_V4SI_INT,
280 V2DI_FTYPE_V2DI_V2DI_INT_V2DI_INT): New types.
281 * config/i386/i386-builtin.def (__builtin_ia32_vpshld_v32hi,
282 __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshld_v16hi,
283 __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi,
284 __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v16si,
285 __builtin_ia32_vpshld_v16si_mask, __builtin_ia32_vpshld_v8si,
286 __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si,
287 __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v8di,
288 __builtin_ia32_vpshld_v8di_mask, __builtin_ia32_vpshld_v4di,
289 __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di,
290 __builtin_ia32_vpshld_v2di_mask): New builtins.
291 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
292 * config/i386/sse.md (vpshld_<mode><mask_name>): New pattern.
294 2017-11-28 Richard Biener <rguenther@suse.de>
296 PR tree-optimization/80776
297 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::set_ssa_range_info):
299 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
301 (evrp_range_analyzer::record_ranges_from_incoming_edges):
302 If the incoming edge is an effective fallthru because the other
303 edge only reaches a __builtin_unreachable () then record ranges
304 derived from the controlling condition in SSA info.
305 (evrp_range_analyzer::record_ranges_from_phis): Use set_ssa_range_info.
306 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
308 2017-11-28 Olivier Hainque <hainque@adacore.com>
310 * Makefile.in (SELFTEST_FLAGS): Use nul instead of /dev/null
311 on mingw build hosts.
313 2017-11-28 Jakub Jelinek <jakub@redhat.com>
316 * dbxout.c (dbx_block_with_cold_children): Fix function comment.
318 2017-11-28 Richard Biener <rguenther@suse.de>
321 * gimple-fold.c (gimple_fold_builtin_memory_op): For aggregate
322 copies generated from memcpy use a character array as reference
325 2017-11-28 Julia Koval <julia.koval@intel.com>
326 Sebastian Peryt <sebastian.peryt@intel.com>
328 * Makefile.in (cilkplus.def, cilk-builtins.def, c-family/cilk.o,
329 c-family/c-cilkplus.o, c-family/array-notation-common.o,
330 cilk-common.o, cilk.h, cilk-common.c): Remove.
332 (BT_FN_INT_PTR_PTR_PTR_FTYPE_BT_INT_BT_PTR_BT_PTR_BT_PTR): Remove.
333 * builtins.c (is_builtin_name): Remove cilkplus condition.
334 (BUILT_IN_CILK_DETACH, BUILT_IN_CILK_POP_FRAME): Remove.
335 * builtins.def (DEF_CILK_BUILTIN_STUB, DEF_CILKPLUS_BUILTIN,
336 cilk-builtins.def, cilkplus.def): Remove.
337 * cif-code.def (CILK_SPAWN): Remove.
338 * cilk-builtins.def: Delete.
339 * cilk-common.c: Ditto.
341 * cilkplus.def: Ditto.
342 * config/darwin.h (fcilkplus): Delete.
343 * cppbuiltin.c: Ditto.
344 * doc/extend.texi: Remove cilkplus doc.
345 * doc/generic.texi: Ditto.
346 * doc/invoke.texi: Ditto.
347 * doc/passes.texi: Ditto.
348 * gcc.c (fcilkplus): Remove.
349 * gengtype.c (cilk.h): Remove.
350 * gimple-pretty-print.c (dump_gimple_omp_for): Remove cilkplus
352 * gimple.h (GF_OMP_FOR_KIND_CILKFOR, GF_OMP_FOR_KIND_CILKSIMD):
354 * gimplify.c (gimplify_return_expr, maybe_fold_stmt,
356 is_gimple_stmt, gimplify_modify_expr, gimplify_scan_omp_clauses,
357 gimplify_adjust_omp_clauses, gimplify_omp_for, gimplify_expr): Remove
359 * ipa-fnsummary.c (ipa_dump_fn_summary, compute_fn_summary,
360 inline_read_section): Ditto.
361 * ipa-inline-analysis.c (cilk.h): Remove.
362 * ira.c (ira_setup_eliminable_regset): Remove cilkplus support.
363 * lto-wrapper.c (merge_and_complain, append_compiler_options,
364 append_linker_options): Remove condition for fcilkplus.
365 * lto/lto-lang.c (cilk.h): Remove.
366 (lto_init): Remove condition for fcilkplus.
367 * omp-expand.c (expand_cilk_for_call): Delete.
368 (expand_omp_taskreg, expand_omp_for_static_chunk,
369 expand_omp_for): Remove cilkplus
371 (expand_cilk_for): Delete.
372 * omp-general.c (omp_extract_for_data): Remove cilkplus support.
373 * omp-low.c (scan_sharing_clauses, create_omp_child_function,
374 execute_lower_omp, diagnose_sb_0): Ditto.
375 * omp-simd-clone.c (simd_clone_clauses_extract): Ditto.
376 * tree-core.h (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
377 * tree-nested.c: Ditto.
378 * tree-pretty-print.c (dump_omp_clause): Remove cilkplus support.
379 (dump_generic_node): Ditto.
380 * tree.c (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
381 * tree.def (cilk_simd, cilk_for, cilk_spawn_stmt, cilk_sync_stmt):
383 * tree.h (CILK_SPAWN_FN, EXPR_CILK_SPAWN): Delete.
385 2017-11-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
387 * config/aarch64/aarch64.md (div<mode>3): Change check to TARGET_FLOAT.
388 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Add early exit
389 for vector mode and !TARGET_SIMD.
391 2017-11-28 Jakub Jelinek <jakub@redhat.com>
393 * tree.def (SWITCH_EXPR): Change from 3 operand to 2 operand tree.
395 * tree.h (SWITCH_LABELS): Remove.
396 * gimplify.c (gimplify_switch_expr): Don't test SWITCH_LABELS,
397 assert SWITCH_BODY is non-NULL.
398 * tree-pretty-print.c (dump_generic_node): Remove SWITCH_LABELS
400 * tree.c (block_may_fallthru): Always return true; for SWITCH_EXPR.
402 PR tree-optimization/80788
403 * match.pd (X +- C1 CMP C2 -> X CMP C2 -+ C1): If res
404 has TREE_OVERFLOW set, call drop_tree_overflow.
406 2017-11-28 Richard Biener <rguenther@suse.de>
408 PR tree-optimization/83158
409 * tree-vrp.c (intersect_ranges): Prefer ~[0, 0] in a few more
412 2017-11-28 Segher Boessenkool <segher@kernel.crashing.org>
415 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not handle
416 TARGET_ISEL && !TARGET_MFCRF differently. Simplify code.
418 2017-11-27 Segher Boessenkool <segher@kernel.crashing.org>
420 * config/rs6000/rs6000.md (<code><GPR:mode><GPR2:mode>2_isel): Change
421 LT/GT/LTU/GTU to LE/GE/LEU/GEU where possible.
423 2017-11-27 Michael Meissner <meissner@linux.vnet.ibm.com>
426 * varasm.c (compare_constant): Take the mode of the constants into
427 account when comparing floating point constants.
429 2017-11-27 Gerald Pfeifer <gerald@pfeifer.com>
431 * hash-set.h (DEFINE_DEBUG_HASH_SET): Remove static qualifier
432 from explicit instantiation of debug_helper.
433 * vec.h (DEFINE_DEBUG_VEC): Ditto.
435 2017-11-27 Richard Biener <rguenther@suse.de>
437 * gimple-fold.c (gimple_fold_builtin_memory_op): Remove dead code,
440 2017-11-27 Richard Biener <rguenther@suse.de>
442 * tree.c (wide_int_to_tree): Free discarded INTEGER_CST.
443 (type_hash_canon): Also clear int_cst_hash_table entry for
445 (build_nonstandard_integer_type): Hash all TYPE_MAX_VALUEs.
447 2017-11-27 Tamar Christina <tamar.christina@arm.com>
449 * doc/extend.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
450 * doc/invoke.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
451 * doc/sourcebuild.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
453 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
455 * hash-map.h (gt_cleare_cache): Avoid UB.
457 2017-11-27 Eric Botcazou <ebotcazou@adacore.com>
459 * cfgloop.h (struct loop): Document usage of USHRT_MAX for unroll.
460 * loop-unroll.c (decide_unroll_constant_iterations): Implement it.
461 (decide_unroll_runtime_iterations): Likewise.
462 (decide_unroll_stupid): Likewise.
464 2017-11-27 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
467 * config/i386/i386.md: Add a loop with incssp.
469 2017-11-27 Martin Jambor <mjambor@suse.cz>
471 PR tree-optimization/81248
472 * tree-sra.c (splice_param_accesses): Remove size check.
473 (decide_one_param_reduction): Fix size check.
474 * gimple-pretty-print.c (dump_profile): Silence warning.
475 * params.def (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Adjust description.
477 2017-11-27 Jakub Jelinek <jakub@redhat.com>
480 * dbxout.c (lastlineno): New variable.
481 (dbx_debug_hooks): Use dbxout_switch_text_section as
482 switch_text_section debug hook.
483 (dbxout_function_end): Switch to current_function_section
484 rather than function_section. If crtl->has_bb_partition,
485 output just one N_FUN, depending on in_cold_section_p.
486 (dbxout_source_line): Remember last lineno in lastlineno.
487 (dbxout_switch_text_section): New function.
488 (dbxout_function_decl): Adjust dbxout_block caller.
489 (dbx_block_with_cold_children): New function.
490 (dbxout_block): Return true if any LBRAC/RBRAC have been
491 emitted. Use dbx_block_with_cold_children at depth == 0
492 in second partition. Add PARENT_BLOCKNUM argument, pass
493 it optionally adjusted to children. Output LBRAC/RBRAC
494 around recursive call only if the block is in the current
495 partition, if not and anything was output, emit empty
497 * final.c (final_scan_insn): Compute cold_function_name
498 before calling switch_text_section debug hook. Call
499 that hook even if dwarf2out_do_frame if not emitting
503 * varasm.c (bss_initializer_p): Return true for DECL_COMMON
506 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
508 PR rtl-optimization/82488
509 * expr.c (fixup_args_size_notes): Avoid signed integer overflow.
511 2017-11-26 Julia Koval <julia.koval@intel.com>
513 * config/i386/i386.c (processor_target_table): Add skylake_cost for
515 * config/i386/x86-tune-costs.h (skylake_memcpy, skylake_memset,
518 2017-11-26 Julia Koval <julia.koval@intel.com>
520 * config/i386/driver-i386.c (host_detect_local_cpu):
521 Detect skylake-avx512.
523 2017-11-26 Julia Koval <julia.koval@intel.com>
525 * config.gcc: Add -march=cannonlake.
526 * config/i386/driver-i386.c (host_detect_local_cpu): Detect cannonlake.
527 * config/i386/i386-c.c (ix86_target_macros_internal): Handle cannonlake.
528 * config/i386/i386.c (processor_costs): Add m_CANNONLAKE.
529 (PTA_CANNONLAKE): New.
530 (processor_target_table): Add cannonlake.
531 (ix86_option_override_internal): Ditto.
532 (fold_builtin_cpu): Ditto.
533 (get_builtin_code_for_version): Handle cannonlake.
534 (M_INTEL_COREI7_CANNONLAKE): New.
535 * config/i386/i386.h (TARGET_CANNONLAKE, PROCESSOR_CANNONLAKE): New.
536 * doc/invoke.texi: Add -march=cannonlake.
538 2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
540 * plugin.c (add_new_plugin): Use platform-specific library extensions.
541 (try_init_one_plugin): Alternative implementation for MinGW.
542 * Makefile.in (plugin_implib): New.
543 (gengtype-lex.c): Fix broken AIX workaround.
544 * configure: Regenerate.
545 * doc/plugins.texi: Document support for MinGW.
547 2017-11-25 Jakub Jelinek <jakub@redhat.com>
549 PR rtl-optimization/81553
550 * combine.c (simplify_if_then_else): In (if_then_else COND (OP Z C1) Z)
551 to (OP Z (mult COND (C1 * STORE_FLAG_VALUE))) optimization, if OP
552 is a shift where C1 has different mode than the whole shift, use C1's
553 mode for MULT rather than the shift's mode.
556 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Don't fold
557 builtins not enabled in the currently selected ISA.
559 2017-11-24 Jackson Woodruff <jackson.woodruff@arm.com>
561 PR tree-optimization/71026
562 * tree-ssa-math-opts (is_division_by_square, is_square_of): New.
563 (insert_reciprocals): Change to insert reciprocals before a division
564 by a square and to insert the square of a reciprocal.
565 (execute_cse_reciprocals_1): Change to consider division by a square.
566 (register_division_in): Add importance parameter.
568 2017-11-24 Richard Biener <rguenther@suse.de>
570 PR tree-optimization/82402
571 * tree-vect-loop-manip.c (create_lcssa_for_virtual_phi): Properly
572 set SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
574 2017-11-24 Marc Glisse <marc.glisse@inria.fr>
576 * match.pd (0-ptr): New transformation.
578 2017-11-24 Jan Hubicka <hubicka@ucw.cz>
581 * ipa-inline.c (inline_small_functions): Set current badnes correctly
582 when skipping checking.
584 2017-11-24 Richard Biener <rguenther@suse.de>
586 PR tree-optimization/83128
587 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle STRING_CSTs.
588 (vn_reference_lookup_3): Likewise.
590 2017-11-24 Jakub Jelinek <jakub@redhat.com>
593 * ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer
594 instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling
597 * tree-object-size.c (pass_through_call): Use gimple_call_return_flags
598 ERF_RETURN*ARG* for builtins other than BUILT_IN_ASSUME_ALIGNED,
599 check for the latter with gimple_call_builtin_p. Do not handle
600 BUILT_IN_STPNCPY_CHK which is not a pass through call.
602 2017-11-24 Christophe Lyon <christophe.lyon@linaro.org>
604 * config/arm/arm_neon.h: Fix pragma GCC push_options before
607 2017-11-23 Julia Koval <julia.koval@intel.com>
609 * config/i386/avx512vbmi2intrin.h (_mm512_mask_expand_epi8,
610 _mm512_maskz_expand_epi8, _mm512_mask_expandloadu_epi8,
611 _mm512_maskz_expandloadu_epi8, _mm512_mask_expand_epi16,
612 _mm512_maskz_expand_epi16, _mm512_mask_expandloadu_epi16,
613 _mm512_maskz_expandloadu_epi16): New intrinsics.
614 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_expand_epi8,
615 _mm_maskz_expand_epi8, _mm_mask_expandloadu_epi8,
616 _mm_maskz_expandloadu_epi8, _mm_mask_expand_epi16,
617 _mm_maskz_expand_epi16, _mm_mask_expandloadu_epi16,
618 _mm_maskz_expandloadu_epi16, _mm256_mask_expand_epi16,
619 _mm256_maskz_expand_epi16, _mm256_mask_expandloadu_epi16,
620 _mm256_maskz_expandloadu_epi16, _mm256_mask_expand_epi8,
621 _mm256_maskz_expand_epi8, _mm256_mask_expandloadu_epi8,
622 _mm256_maskz_expandloadu_epi8): New intrinsics.
623 * config/i386/i386-builtin-types.def (V64QI_FTYPE_PCV64QI_V64QI_UDI,
624 V32HI_FTYPE_PCV32HI_V32HI_USI, V32QI_FTYPE_PCV32QI_V32QI_USI,
625 V16HI_FTYPE_PCV16HI_V16HI_UHI, V16QI_FTYPE_PCV16QI_V16QI_UHI,
626 V8HI_FTYPE_PCV8HI_V8HI_UQI): New types.
627 * config/i386/i386.c (ix86_expand_special_args_builtin): Use new types.
628 * config/i386/sse.md (VI248_VLBW): New iterator.
629 (expand<mode>_mask, expand<mode>_maskz): New patterns.
631 2017-11-23 Julia Koval <julia.koval@intel.com>
633 * config.gcc (avx512vbmi2intrin.h, avx512vbmi2vlintrin): New headers.
634 * config/i386/avx512vbmi2intrin.h (_mm512_mask_compress_epi8,
635 _mm512_maskz_compress_epi8, _mm512_mask_compressstoreu_epi8,
636 _mm512_mask_compress_epi16, _mm512_maskz_compress_epi16,
637 _mm512_mask_compressstoreu_epi16): New.
638 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_compress_epi8,
639 _mm_maskz_compress_epi8, _mm256_mask_compressstoreu_epi16,
640 _mm_mask_compress_epi16, _mm_maskz_compress_epi16,
641 _mm256_mask_compress_epi16, _mm256_maskz_compress_epi16,
642 _mm_mask_compressstoreu_epi8, _mm_mask_compressstoreu_epi16,
643 _mm256_mask_compress_epi8, _mm256_maskz_compress_epi8,
644 _mm256_mask_compressstoreu_epi8): New.
645 * config/i386/i386-builtin-types.def (VOID_FTYPE_PV64QI_V64QI_UDI,
646 VOID_FTYPE_PV32HI_V32HI_USI, VOID_FTYPE_PV32QI_V32QI_USI,
647 VOID_FTYPE_PV16QI_V16QI_UHI, VOID_FTYPE_PV16HI_V16HI_UHI,
648 VOID_FTYPE_PV8HI_V8HI_UQI): New types.
649 * config/i386/i386-builtin.def (__builtin_ia32_compressqi512_mask,
650 __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask,
651 __builtin_ia32_compressqi128_mask, __builtin_ia32_compresshi256_mask,
652 __builtin_ia32_compresshi128_mask,
653 __builtin_ia32_compressstoreuqi512_mask,
654 __builtin_ia32_compressstoreuhi512_mask,
655 __builtin_ia32_compressstoreuqi256_mask,
656 __builtin_ia32_compressstoreuqi128_mask,
657 __builtin_ia32_compressstoreuhi256_mask,
658 __builtin_ia32_compressstoreuhi128_mask): New builtins.
659 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Create special args
661 (ix86_expand_special_args_builtin): Handle new types.
662 (s4fma_expand): Handle new builtin array.
663 * config/i386/immintrin.h: Include new headers.
664 * config/i386/sse.md (VI12_AVX512VLBW): New iterator.
665 (compress<mode>_mask, compressstore<mode>_mask): New patterns.
667 2017-11-23 Jakub Jelinek <jakub@redhat.com>
669 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Formatting
670 fixes. Declare temp and g variables at the top in order to avoid
671 {} in most of the cases.
673 2017-11-23 Marc Glisse <marc.glisse@inria.fr>
675 * match.pd (ptr-0): New transformation.
677 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
679 * config/arm/arm-protos.h (enum arm_addr_mode_op): New.
680 (struct addr_mode_cost_table): New.
681 (struct tune_params): Add field addr_mode_costs.
682 * config/arm/arm.c (generic_addr_mode_costs): New.
683 (arm_slowmul_tune): Initialise addr_mode_costs field.
684 (arm_fastmul_tune): Likewise.
685 (arm_strongarm_tune): Likewise.
686 (arm_xscale_tune): Likewise.
687 (arm_9e_tune): Likewise.
688 (arm_marvell_pj4_tune): Likewise.
689 (arm_v6t2_tune): Likewise.
690 (arm_cortex_tune): Likewise.
691 (arm_cortex_a8_tune): Likewise.
692 (arm_cortex_a7_tune): Likewise.
693 (arm_cortex_a15_tune): Likewise.
694 (arm_cortex_a35_tune): Likewise.
695 (arm_cortex_a53_tune): Likewise.
696 (arm_cortex_a57_tune): Likewise.
697 (arm_exynosm1_tune): Likewise.
698 (arm_xgene1_tune): Likewise.
699 (arm_cortex_a5_tune): Likewise.
700 (arm_cortex_a9_tune): Likewise.
701 (arm_cortex_a12_tune): Likewise.
702 (arm_cortex_a73_tune): Likewise.
703 (arm_v7m_tune): Likewise.
704 (arm_cortex_m7_tune): Likewise.
705 (arm_v6m_tune): Likewise.
706 (arm_fa726te_tune): Likewise.
707 (arm_mem_costs): Use table lookup to calculate cost of addressing
710 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
712 * config/arm/arm.c (arm_mem_costs): New function.
713 (arm_rtx_costs_internal): Use arm_mem_costs.
715 2017-11-23 Mark Wielaard <mark@klomp.org>
717 * dwarf2out.c (init_sections_and_labels): Use generation to create
718 unique ranges_section_label and ranges_base_label. Return generation.
719 (output_rnglists): Add generation argument. Use generation to create
720 unique ranges labels.
721 (dwarf2out_finish): Get generation from init_sections_and_labels
722 and pass generation to output_rnglists.
724 2017-11-23 Mike Stump <mikestump@comcast.net>
725 Eric Botcazou <ebotcazou@adacore.com>
727 * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand.
728 * cfgloop.h (struct loop): Add unroll field.
729 * function.h (struct function): Add has_unroll bitfield.
730 * gimplify.c (gimple_boolify) <ANNOTATE_EXPR>: Deal with unroll kind.
731 (gimplify_expr) <ANNOTATE_EXPR>: Propagate 3rd operand.
732 * loop-init.c (pass_loop2::gate): Return true if cfun->has_unroll.
733 (pass_rtl_unroll_loops::gate): Likewise.
734 * loop-unroll.c (decide_unrolling): Tweak note message. Skip loops
735 for which loop->unroll==1.
736 (decide_unroll_constant_iterations): Use note for consistency and
737 take loop->unroll into account. Return early if loop->unroll is set.
738 Fix thinko in existing test.
739 (decide_unroll_runtime_iterations): Use note for consistency and
740 take loop->unroll into account.
741 (decide_unroll_stupid): Likewise.
742 * lto-streamer-in.c (input_cfg): Read loop->unroll.
743 * lto-streamer-out.c (output_cfg): Write loop->unroll.
744 * tree-cfg.c (replace_loop_annotate_in_block) <annot_expr_unroll_kind>:
746 (replace_loop_annotate) <annot_expr_unroll_kind>: Likewise.
747 (print_loop): Print loop->unroll if set.
748 * tree-core.h (enum annot_expr_kind): Add annot_expr_unroll_kind.
749 * tree-inline.c (copy_loops): Copy unroll and set cfun->has_unroll.
750 * tree-pretty-print.c (dump_generic_node) <annot_expr_unroll_kind>:
752 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Bail out if
753 loop->unroll is set and smaller than the trip count. Otherwise bypass
754 entirely the heuristics if loop->unroll is set. Remove dead note.
755 Fix off-by-one bug in other note.
756 (try_peel_loop): Bail out if loop->unroll is set. Fix formatting.
757 (tree_unroll_loops_completely_1): Force unrolling if loop->unroll
759 (tree_unroll_loops_completely): Make static.
760 (pass_complete_unroll::execute): Use correct type for variable.
761 (pass_complete_unrolli::execute): Fix formatting.
762 * tree.def (ANNOTATE_EXPR): Add 3rd operand.
764 2017-11-23 Sergey Shalnov <Sergey.Shalnov@intel.com>
766 * config/i386/i386.h (TARGET_PREFER_AVX256): Also
767 enable when TARGET_PREFER_AVX128 is set.
769 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
771 * ipa-profile.c (ipa_propagate_frequency_1): Use count instead of
773 * cgraph.c (cgraph_edge::dump_edge_flags): Dump sreal frequencies.
774 (cgraph_edge::maybe_hot_p): Use sreal frequencies.
776 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
778 * ipa-fnsummary.c (record_modified_bb_info): Use sreal
779 frequencies. Fix estimation of aggregate parameters.
781 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
783 * cgraphclones.c (cgraph_node::create_clone): Fix updating of profile
786 2017-11-23 Tom de Vries <tom@codesourcery.com>
788 * config/sh/sh.h (ASM_OUTPUT_ADDR_VEC_ELT): Wrap in "do {} while (0)".
790 2017-11-23 Tom de Vries <tom@codesourcery.com>
792 * config/ft32/ft32.h (ASM_OUTPUT_ADDR_VEC_ELT): Remove semicolon after
795 2017-11-23 Oleg Endo <olegendo@gcc.gnu.org>
798 * config/sh/sh.md (udivsi3, divsi3, sibcall_value_pcrel,
799 sibcall_value_pcrel_fdpic): Use local variable instead of
801 (calli_tbr_rel): Add missing operand 2.
802 (call_valuei_tbr_rel): Add missing operand 3.
804 2017-11-23 Jakub Jelinek <jakub@redhat.com>
807 * expr.c (expand_assignment): For CONCAT to_rtx, complex type from and
808 bitpos/bitsize covering the whole destination, use store_expr only if
809 the complex mode is the same. Otherwise, use expand_normal and if
810 it returns CONCAT, subreg each part separately instead of trying to
811 subreg the whole result.
813 2017-11-23 Richard Biener <rguenther@suse.de>
815 PR tree-optimization/23094
816 * tree-ssa-sccvn.c (vuse_ssa_val): Handle VN_TOP when we
817 come here from walking over backedges in the first iteration.
818 (vn_reference_lookup_3): Skip clobbers that store the same value.
820 2017-11-23 Richard Biener <rguenther@suse.de>
822 PR tree-optimization/81403
823 * tree-ssa-pre.c (get_representative_for): Add parameter specifying
824 a block we need a leader relative to.
825 (phi_translate_1): For nary processing require a leader from
826 get_representative_for given we run expression simplification
827 using match-and-simplify. Remove previous fix.
829 2017-11-22 Jeff Law <law@redhat.com>
831 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
832 Use new method allocate_value_range rather than accessing the
833 vrp_value_range_pool data member directly.
834 * tree-vrp.c (simplify_stmt_for_jump_threading): Tweak slightly
835 to use extract_range_from_stmt method to avoid need for
836 extract_range_from_assignment method.
837 (vrp_prop::vrp_finalize): Use set_lattice_propagation_complete
838 method rather than setting values_propgated data member directly.
839 * vr-values.h (class vr_values): Privatize vrp_value_range_pool,
840 and values propagated data members and extract_range_from_assignment
841 method. Reorder private data members to conform to standards.
842 Add new methods set_lattice_propagation_complete and
843 allocate_value_range.
845 2017-11-22 Eric Botcazou <ebotcazou@adacore.com>
847 PR rtl-optimization/83030
848 * doc/rtl.texi (Flags in an RTL Expression): Alphabetize, add entry
849 for CROSSING_JUMP_P and mention usage of 'jump' for JUMP_INSNs.
850 (Insns): Delete entry for REG_CROSSING_JUMP in register notes.
851 * bb-reorder.c (update_crossing_jump_flags): Do not test whether the
852 CROSSING_JUMP_P flag is already set before setting it.
853 * cfgrtl.c (fixup_partition_crossing): Likewise.
854 * reorg.c (relax_delay_slots): Do not consider a CROSSING_JUMP_P
857 2017-11-22 Jakub Jelinek <jakub@redhat.com>
859 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SERIES>:
860 Handle the case where both arguments are using gen_const_vec_series.
862 2017-11-22 David Malcolm <dmalcolm@redhat.com>
865 * pretty-print.c (pp_format): Move quoting implementation to
866 pp_begin_quote and pp_end_quote. Update pp_format_decoder call
867 to pass address of "quote" local.
868 (pp_begin_quote): New function.
869 (pp_end_quote): New function.
870 * pretty-print.h (printer_fn): Convert penultimate param from bool
872 (pp_begin_quote): New decl.
873 (pp_end_quote): New decl.
874 * tree-diagnostic.c (default_tree_printer): Convert penultimate
875 param from bool to bool *.
876 * tree-diagnostic.h (default_tree_printer): Likewise.
878 2017-11-22 Jeff Law <law@redhat.com>
880 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::evrp_range_analyzer)
881 Initialize vr_values.
882 (evrp_range_analyzer::try_find_new_range): Call methods attached to
883 vr_values via vr_values class instance rather than delegators.
884 (evrp_range_analyzer::record_ranges_from_phis): Likewise.
885 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
886 (evrp_range_analyzer::push_value_range): Likewise.
887 (evrp_range_analyzer::pop_value_range): Likewise.
888 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove
889 most delegators. Those remaining are exposed as public interfaces.
890 Make vr_values a pointer and private.
891 (evrp_range_analyzer::~evrp_range_analyzer): Delete the attached
893 (evrp_range_analyzer::get_vr_value): New method.
894 * gimple-ssa-evrp.c (class evrp_folder): Use DISABLE_COPY_AND_ASSIGN.
895 (evrp_folder::evrp_folder): New ctor to initialize vr_values.
896 (class evrp_dom_walker): Attach evrp_folder class, initialize
897 it in the ctor. Remove temporary delegators.
898 (evrp_dom_walker::before_dom_children): Call methods in attached
899 evrp_range_analyzer class via class instance pointer. Use
900 free value_range_constant_singleton to remove need for
901 op_with_constant_singleton_value delegator method. Do not
902 create a vrp_prop class instance for every call! Narrow
903 scope of a couple variables.
904 (evrp_dom_walker::cleanup): Call methods in attached
905 evrp_range_analyzer class via class instance pointer.
906 * vr-values.h (class vr_values): Privatize many methods and
909 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
911 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete.
912 * cfgexpand.c (expand_debug_expr): Remove handling for them.
913 * expr.c (expand_expr_real_2): Likewise.
914 * fold-const.c (const_unop): Likewise.
915 * optabs-tree.c (optab_for_tree_code): Likewise.
916 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
917 * tree-inline.c (estimate_operator_cost): Likewise.
918 * tree-pretty-print.c (dump_generic_node): Likewise.
919 (op_code_prio): Likewise.
920 (op_symbol_code): Likewise.
921 * internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define.
922 (IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions.
923 * internal-fn.c (direct_internal_fn_optab): New function.
924 (direct_internal_fn_array, direct_internal_fn_supported_p
925 (internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN.
926 * fold-const-call.c (fold_const_reduction): New function.
927 (fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and
929 * tree-vect-loop.c: Include internal-fn.h.
930 (reduction_code_for_scalar_code): Rename to...
931 (reduction_fn_for_scalar_code): ...this and return an internal
933 (vect_model_reduction_cost): Take an internal_fn rather than
935 (vect_create_epilog_for_reduction): Likewise. Build calls rather
937 (vectorizable_reduction): Use internal functions rather than tree
938 codes for the reduction operation. Update calls to the functions
940 * config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
941 Use calls to internal functions rather than REDUC tree codes.
942 * config/aarch64/aarch64-simd.md: Update comment accordingly.
944 2017-11-22 Olivier Hainque <hainque@adacore.com>
946 * config/vxworks.c (vxworks_override_options): Pick default
947 dwarf version from macro value, VXWORKS_DWARF_VERSION_DEFAULT.
948 * config/vxworks.h: Define VXWORKS_DWARF_VERSION_DEFAULT and
949 DWARF_GNAT_ENCODINGS_DEFAULT.
950 * config/vxworksae.h: Likewise.
952 2017-11-22 Marc Glisse <marc.glisse@inria.fr>
954 PR tree-optimization/83104
955 * vr-values.c (simplify_stmt_using_ranges): Check integral argument,
958 2017-11-22 Marek Polacek <polacek@redhat.com>
959 H.J. Lu <hongjiu.lu@intel.com>
960 Jason Merrill <jason@redhat.com>
965 * calls.c (initialize_argument_information): Call
966 warn_parameter_passing_abi target hook.
967 (store_one_arg): Use 0 for empty record size. Don't push 0 size
969 (must_pass_in_stack_var_size_or_pad): Return false for empty types.
970 * common.opt: Update -fabi-version description.
971 * config/i386/i386.c (init_cumulative_args): Set cum->warn_empty.
972 (ix86_gimplify_va_arg): Call arg_int_size_in_bytes instead of
974 (ix86_is_empty_record): New function.
975 (ix86_warn_parameter_passing_abi): New function.
976 (TARGET_EMPTY_RECORD_P): Redefine.
977 (TARGET_WARN_PARAMETER_PASSING_ABI): Redefine.
978 * config/i386/i386.h (CUMULATIVE_ARGS): Add warn_empty.
979 * doc/tm.texi: Regenerated.
980 * doc/tm.texi.in (TARGET_EMPTY_RECORD_P,
981 TARGET_WARN_PARAMETER_PASSING_ABI): Add.
982 * dwarf2out.c (get_ultimate_context): Move to tree.c.
983 * explow.c (hard_function_value): Call arg_int_size_in_bytes
984 instead of int_size_in_bytes.
985 * expr.c (copy_blkmode_to_reg): Likewise.
986 * function.c (aggregate_value_p): Return 0 for empty types.
987 (assign_parm_find_entry_rtl): Call warn_parameter_passing_abi target hook.
988 (locate_and_pad_parm): Call arg size_in_bytes instead
990 * lto-streamer-out.c (hash_tree): Hash TYPE_EMPTY_P and DECL_PADDING_P.
991 * stor-layout.c (finalize_type_size): Set TYPE_EMPTY_P.
992 * target.def (empty_record_p, warn_parameter_passing_abi): New target
994 * targhooks.c (hook_void_CUMULATIVE_ARGS_tree): New hook.
995 (std_gimplify_va_arg_expr): Skip empty records. Call
996 arg_size_in_bytes instead size_in_bytes.
997 * targhooks.h (hook_void_CUMULATIVE_ARGS_tree): Declare.
998 * tree-core.h (tree_type_common): Add empty_flag.
999 (tree_decl_common): Update comments.
1000 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream
1002 (unpack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
1003 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream
1005 (pack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
1006 * tree.c (default_is_empty_type): New function.
1007 (default_is_empty_record): New function.
1008 (arg_int_size_in_bytes): New function.
1009 (arg_size_in_bytes): New function.
1010 (get_ultimate_context): New function.
1011 * tree.h: Define TYPE_EMPTY_P, DECL_PADDING_P and
1012 TRANSLATION_UNIT_WARN_EMPTY_P.
1013 (default_is_empty_record, arg_int_size_in_bytes,
1014 arg_size_in_bytes, get_ultimate_context): Declare.
1016 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1018 * config/arm/arm.c (cmse_clear_registers): New function.
1019 (cmse_nonsecure_call_clear_caller_saved): Replace register clearing
1020 code by call to cmse_clear_registers.
1021 (cmse_nonsecure_entry_clear_before_return): Likewise.
1023 2017-11-22 Tamar Christina <tamar.christina@arm.com>
1025 * config/arm/arm_neon.h (vdot_u32, vdotq_u32)
1026 (vdot_s32, vdotq_s32): New.
1027 (vdot_lane_u32, vdotq_lane_u32): New.
1028 (vdot_lane_s32, vdotq_lane_s32): New.
1031 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
1034 * wide-int.cc (wi::add_large, wi::sub_large): Fix overflow detection
1035 for unsigned values with fewer HWIs than the precision.
1036 (test_overflow): New function.
1037 (wide_int_cc_tests): Call it.
1039 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
1041 * emit-rtl.c (init_derived_machine_modes): Make sure ptr_mode
1042 has the same mode class as Pmode.
1044 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1046 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Get rid of
1047 padding_bits_to_clear_ptr.
1048 (cmse_nonsecure_entry_clear_before_return): Likewise.
1050 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1052 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Use
1053 auto_sbitap instead of integer bitfield to control register needing
1056 2017-11-22 Jakub Jelinek <jakub@redhat.com>
1058 PR tree-optimization/83044
1059 * tree-vrp.c (vrp_prop::check_array_ref): If eltsize is not
1060 INTEGER_CST or is 0, clear up_bound{,_p1} and later ignore tests
1061 that need the upper bound. Subtract offset from
1062 get_addr_base_and_unit_offset only if positive and subtract it
1063 before division by eltsize rather than after it.
1066 * valtrack.c (propagate_for_debug_subst, propagate_for_debug): Reset
1067 debug insns if they would contain UNSPEC_VOLATILE or volatile asm.
1068 (dead_debug_insert_temp): Likewise, but also ignore even non-volatile
1072 * optabs.c (expand_doubleword_mult, expand_binop): Before calling
1073 expand_binop with *mul_widen_optab, make sure at least one of the
1074 operands doesn't have VOIDmode.
1077 * dwarf2out.c (mem_loc_descriptor): Handle VEC_SERIES.
1079 PR rtl-optimization/82044
1080 PR tree-optimization/82042
1081 * dse.c (record_store): Check for overflow.
1082 (check_mem_read_rtx): Properly check for overflow if width == -1, call
1083 add_wild_read instead of clear_rhs_from_active_local_stores on
1084 overflow and log it into dump_file.
1086 2017-11-22 Richard Biener <rguenther@suse.de>
1088 * gimple-iterator.c (gimple_find_edge_insert_loc): Ignore
1089 fake edges to exit when looking for a place to insert.
1090 * tree-ssa-pre.c (clear_expression_ids): Inline into callers
1092 (insert_into_preds_of_block): Commit edge insertion immediately,
1093 assert that doesn't require new BBs.
1094 (fini_pre): Release expressions.
1095 (pass_pre::execute): Shuffle things around a bit, if the fn
1096 is too large do not compute AVAIL either as this is really the
1099 2017-11-22 Richard Biener <rguenther@suse.de>
1101 PR tree-optimization/83089
1102 * tree-if-conv.c (pass_if_conversion::execute): If anything
1103 changed reset SCEV and free the number of iteration estimates.
1105 2017-11-21 Martin Sebor <msebor@redhat.com>
1107 PR tree-optimization/82945
1108 * calls.h (warn_nonstring_bound): Remove unused function.
1110 2017-11-21 Martin Sebor <msebor@redhat.com>
1112 PR tree-optimization/82945
1113 * builtins.c (expand_builtin_strlen): Call maybe_warn_nonstring_arg.
1114 * calls.h (maybe_warn_nonstring_arg): Declare new function.
1115 * calls.c (get_attr_nonstring_decl, maybe_warn_nonstring_arg): New
1117 (initialize_argument_information): Call maybe_warn_nonstring_arg.
1118 * calls.h (get_attr_nonstring_decl): Declare new function.
1119 * doc/extend.texi (attribute nonstring): Update.
1120 * gimple-fold.c (gimple_fold_builtin_strncpy): Call
1121 get_attr_nonstring_decl and handle it.
1122 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same. Improve
1123 detection of nul-termination.
1124 (strlen_to_stridx): Change to a pointer.
1125 (handle_builtin_strlen, handle_builtin_stxncpy): Adjust.
1126 (pass_strlen::execute): Same.
1128 2017-11-21 Sergey Shalnov <Sergey.Shalnov@intel.com>
1130 * config/i386/i386-opts.h (enum prefer_vector_width): Added new enum
1131 for the new option -mprefer-vector-width=[none|128|256|512].
1132 * config/i386/i386.c (ix86_target_string): remove old style options
1133 -mprefer-avx256 and make -mprefer-avx128 as alias.
1134 (ix86_option_override_internal): Apply defaults for the
1135 -mprefer-vector-width=[128|256] option.
1136 * config/i386/i386.h (TARGET_PREFER_AVX128, TARGET_PREFER_AVX256):
1137 Implement macros to work with -mprefer-vector-width=.
1138 * config/i386/i386.opt: Implemented option
1139 -mprefer-vector-width=[none|128|256|512].
1140 * doc/invoke.texi: Documentation for
1141 -mprefer-vector-width=[none|128|256|512].
1143 2017-11-21 Pat Haugen <pthaugen@us.ibm.com>
1145 * config/rs6000/ppc-asm.h (f50, vs50): Fix values.
1147 2017-11-21 Jonathan Wakely <jwakely@redhat.com>
1149 * doc/invoke.texi (-Wmaybe-uninitialized): Rephrase for clarity.
1151 2017-11-21 Marc Glisse <marc.glisse@inria.fr>
1153 * doc/generic.texi: Document POINTER_DIFF_EXPR, update
1155 * cfgexpand.c (expand_debug_expr): Handle POINTER_DIFF_EXPR.
1156 * expr.c (expand_expr_real_2): Likewise.
1157 * fold-const.c (const_binop, fold_addr_of_array_ref_difference,
1158 fold_binary_loc): Likewise.
1159 * match.pd (X-X, P+(Q-P), &D-P, (P+N)-P, P-(P+N), (P+M)-(P+N),
1160 P-Q==0, -(A-B), X-Z<Y-Z, (X-Z)-(Y-Z), Z-X<Z-Y, (Z-X)-(Z-Y),
1161 (A-B)+(C-A)): New transformations for POINTER_DIFF_EXPR, based on
1162 MINUS_EXPR transformations.
1163 * optabs-tree.c (optab_for_tree_code): Handle POINTER_DIFF_EXPR.
1164 * tree-cfg.c (verify_expr, verify_gimple_assign_binary): Likewise.
1165 * tree-inline.c (estimate_operator_cost): Likewise.
1166 * tree-pretty-print.c (dump_generic_node, op_code_prio,
1167 op_symbol_code): Likewise.
1168 * tree-vect-stmts.c (vectorizable_operation): Likewise.
1169 * vr-values.c (extract_range_from_binary_expr): Likewise.
1170 * varasm.c (initializer_constant_valid_p_1): Likewise.
1171 * tree.def: New tree code POINTER_DIFF_EXPR.
1173 2017-11-21 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (*bswap<mode>2_movbe): Add
1176 integer suffix to movbe mnemonic.
1177 (*bswaphi2_movbe): Ditto.
1178 (bswaphi_lowpart): Merge with *bswaphi_lowpart_1.
1180 2017-11-21 Jakub Jelinek <jakub@redhat.com>
1183 * tree-cfg.c (pass_warn_function_return::execute): Formatting fix.
1184 Also warn if seen __builtin_unreachable () call with BUILTINS_LOCATION.
1185 Use LOCATION_LOCUS when comparing against UNKNOWN_LOCATION.
1187 2017-11-21 Martin Liska <mliska@suse.cz>
1189 * tree-inline.c (expand_call_inline): Remove not needed
1192 2017-11-21 James Cowgill <James.Cowgill@imgtec.com>
1193 Jakub Jelinek <jakub@redhat.com>
1196 * config/mips/frame-header-opt.c (mips_register_frame_header_opt):
1197 Remove static keyword from f variable.
1199 2017-11-21 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/83086
1202 * gimple-ssa-store-merging.c
1203 (imm_store_chain_info::try_coalesce_bswap): Test this_n.base_addr
1204 rather than n.base_addr.
1206 2017-11-21 Martin Liska <mliska@suse.cz>
1208 PR rtl-optimization/82044
1209 PR tree-optimization/82042
1210 * dse.c (check_mem_read_rtx): Check for overflow.
1212 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
1214 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Fix
1217 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
1219 * cfgrtl.c (force_nonfallthru_and_redirect): Don't split a call
1220 and its corresponding call arg location note.
1222 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
1223 Andrew Burgess <andrew.burgess@embecosm.com>
1225 * config/arc/arc-protos.h (arc_compute_frame_size): Delete
1227 (arc_return_slot_offset): Likewise.
1228 (arc_eh_return_address_location): New declaration.
1229 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1230 (MUST_SAVE_REGISTER): Add exception handler case.
1231 (MUST_SAVE_RETURN_ADDR): Likewise.
1232 (arc_frame_pointer_required): Likewise.
1233 (arc_frame_pointer_needed): New function.
1234 (arc_compute_frame_size): Changed.
1235 (arc_expand_prologue): Likewise.
1236 (arc_expand_epilogue): Likewise.
1237 (arc_initial_elimination_offset): Likewise.
1238 (arc_return_slot_offset): Delete.
1239 (arc_eh_return_address_location): New function.
1240 (arc_builtin_setjmp_frame_value): Likewise.
1241 * config/arc/arc.h (EH_RETURN_DATA_REGNO): Use 2 registers.
1242 (EH_RETURN_STACKADJ_RTX): Define.
1243 (EH_RETURN_HANDLER_RTX): Likewise.
1244 * config/arc/arc.md (eh_return): Delete.
1246 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
1248 * print-tree.h (debug_vec_tree): Remove prototype.
1249 * gdbinit.in (pvt): Remove macro.
1251 2017-11-21 Jakub Jelinek <jakub@redhat.com>
1253 PR tree-optimization/83047
1254 * gimple-ssa-store-merging.c
1255 (imm_store_chain_info::output_merged_store): If the loads with the
1256 same vuse are in different basic blocks, for load_gsi pick a load
1257 location that is dominated by the other loads.
1260 * config/i386/i386.c (ix86_memmodel_check): Start
1261 -Winvalid-memory-model diagnostics with lowercase letter.
1264 * dwarf2out.c (dw_loc_list): If crtl->has_bb_partition, temporarily
1265 set in_cold_section_p to the partition containing loc_list->first.
1266 When seeing loc_list->last_before_switch node, update secname and
1267 perform range_across_switch second partition handling only after that.
1270 * run-rtl-passes.c: Include debug.h.
1271 (run_rtl_passes): Call debug_hooks->assembly_start.
1272 * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked
1276 * internal-fn.c (expand_mul_overflow): Use OPTAB_WIDEN instead of
1277 OPTAB_DIRECT in calls to expand_simple_binop.
1279 2017-11-20 David Malcolm <dmalcolm@redhat.com>
1282 * Makefile.in (C_COMMON_OBJS): Add c-family/known-headers.o.
1284 2017-11-20 David Malcolm <dmalcolm@redhat.com>
1287 * spellcheck.h (best_match::blithely_get_best_candidate): New
1290 2017-11-20 Jakub Jelinek <jakub@redhat.com>
1292 * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics
1293 with lower case letter.
1295 2017-11-20 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.md (bswaphi2): New expander.
1298 (*bswaphi2_movbe): New insn pattern.
1299 (bswaphi -> rorhi pepehole2): New peephole pattern.
1301 2017-11-20 Jeff Law <law@redhat.com>
1303 * Makefile.in (OBJS): Add gimple-ssa-evrp-analyze.o.
1304 * gimple-ssa-evrp-analyze.c: New file pulled from gimple-ssa-evrp.c.
1305 * gimple-ssa-evrp-analyze.h: New file pulled from gimple-ssa-evrp.c.
1306 * gimple-ssa-evrp.c: Remove bits moved into new files. Include
1307 gimple-ssa-evrp-analyze.h.
1309 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Do not
1310 set BB_VISITED here.
1311 (evrp_range_analyzer::enter): Set BB_VISITED here instead.
1313 2017-11-20 Bin Cheng <bin.cheng@arm.com>
1315 * tree-predcom.c: Add general comment on Store-Store chains.
1316 (split_data_refs_to_components): Postpone clearing eliminate_store_p
1318 (get_chain_last_ref_at): Rename into...
1319 (get_chain_last_write_at): ...this.
1320 (get_chain_last_write_before_load): New function.
1321 (add_ref_to_chain): Promote type of chain from CT_STORE_LOAD to
1322 CT_STORE_STORE when write reference is added.
1323 (determine_roots_comp): Support load ref in CT_STORE_STORE chains.
1324 (is_inv_store_elimination_chain): Update get_chain_last_write_at call.
1325 (initialize_root_vars_store_elim_1): Ditto.
1326 (initialize_root_vars_store_elim_2): Ditto. Replace rhs once default
1327 definition is created.
1328 (execute_pred_commoning_chain): Support load ref in CT_STORE_STORE
1329 chain by replacing it with dominant stored value.
1331 2017-11-20 Bin Cheng <bin.cheng@arm.com>
1333 * tree-predcom.c (add_ref_to_chain): Remove check on distance.
1335 2017-11-20 Marc Glisse <marc.glisse@inria.fr>
1337 * vr-values.c (extract_range_from_binary_expr): Use a full range
1340 2017-11-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1342 * config/arm/arm.md (R4_REGNUM): Define constant.
1343 (nonsecure_call_internal): Remove r4 clobber.
1344 (nonsecure_call_value_internal): Likewise.
1345 * config/arm/thumb1.md (nonsecure_call_reg_thumb1_v5): Remove second
1346 clobber and resequence match_operands.
1347 (nonsecure_call_value_reg_thumb1_v5): Likewise.
1348 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Likewise.
1349 (nonsecure_call_value_reg_thumb2): Likewise.
1351 2017-11-20 Jakub Jelinek <jakub@redhat.com>
1353 PR tree-optimization/78821
1354 * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Give up
1355 if base is TARGET_MEM_REF. If base is not MEM_REF, set base_addr
1356 to the address of the base rather than the base itself.
1357 (find_bswap_or_nop_1): Just use pointer comparison for vuse check.
1358 (find_bswap_or_nop_finalize): New function.
1359 (find_bswap_or_nop): Use it.
1360 (bswap_replace): Return a tree rather than bool, change first
1361 argument from gimple * to gimple_stmt_iterator, allow inserting
1362 into an empty sequence, allow ins_stmt to be NULL - then emit
1363 all stmts into gsi. Fix up MEM_REF address gimplification.
1364 (pass_optimize_bswap::execute): Adjust bswap_replace caller.
1365 (struct store_immediate_info): Add N and INS_STMT non-static
1367 (store_immediate_info::store_immediate_info): Initialize them
1368 from newly added ctor args.
1369 (merged_store_group::apply_stores): Formatting fixes. Sort by
1371 (stmts_may_clobber_ref_p): For stores call also
1372 refs_anti_dependent_p.
1373 (gather_bswap_load_refs): New function.
1374 (imm_store_chain_info::try_coalesce_bswap): New method.
1375 (imm_store_chain_info::coalesce_immediate_stores): Use it.
1376 (split_group): Handle LROTATE_EXPR and NOP_EXPR rhs_code specially.
1377 (imm_store_chain_info::output_merged_store): Fail if number of
1378 new estimated stmts is bigger or equal than old. Handle LROTATE_EXPR
1379 and NOP_EXPR rhs_code.
1380 (pass_store_merging::process_store): Compute n and ins_stmt, if
1381 ins_stmt is non-NULL and the store rhs is otherwise invalid, use
1382 LROTATE_EXPR rhs_code. Pass n and ins_stmt to store_immediate_info
1384 (pass_store_merging::execute): Calculate dominators.
1386 * tree-ssa-math-opts.c (nop_stats, bswap_stats, struct symbolic_number,
1387 BITS_PER_MARKER, MARKER_MASK, MARKER_BYTE_UNKNOWN, HEAD_MARKER, CMPNOP,
1388 CMPXCHG, do_shift_rotate, verify_symbolic_number_p,
1389 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
1390 find_bswap_or_nop_1, find_bswap_or_nop, pass_data_optimize_bswap,
1391 class pass_optimize_bswap, bswap_replace,
1392 pass_optimize_bswap::execute): Moved to ...
1393 * gimple-ssa-store-merging.c: ... this file.
1394 Include optabs-tree.h.
1395 (nop_stats, bswap_stats, do_shift_rotate, verify_symbolic_number_p,
1396 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
1397 find_bswap_or_nop_1, find_bswap_or_nop, bswap_replace): Put into
1398 anonymous namespace, remove static keywords.
1399 (pass_optimize_bswap::gate): Test BITS_PER_UNIT == 8 here...
1400 (pass_optimize_bswap::execute): ... rather than here. Formatting fix.
1402 2017-11-20 Jan Hubicka <hubicka@ucw.cz>
1405 * ipa-inline.c (can_inline_edge_p): Fix typo in previous patch.
1407 2017-11-20 Aldy Hernandez <aldyh@redhat.com>
1409 * vec.h (debug_helper): New function.
1410 (DEFINE_DEBUG_VEC): New macro.
1411 * hash-set.h (debug_helper): New function.
1412 (DEFINE_DEBUG_HASH_SET): New macro.
1413 * cfg.c (debug_slim (edge)): New function.
1414 Call DEFINE_DEBUG_VEC for edges.
1415 Call DEFINE_DEBUG_HASH_SET for edges.
1416 * cfghooks.c (debug_slim (basic_block)): New function.
1417 Call DEFINE_DEBUG_VEC for basic blocks.
1418 Call DEFINE_DEBUG_HASH_SET for basic blocks.
1419 * print-tree.c (debug_slim): New function to handle trees.
1420 Call DEFINE_DEBUG_VEC for trees.
1421 Call DEFINE_DEBUG_HASH_SET for trees.
1422 (debug (vec<tree, va_gc>) &): Remove.
1423 (debug (<vec<tree, va_gc>) *): Remove.
1424 * print-rtl.c (debug_slim): New function to handle const_rtx.
1425 Call DEFINE_DEBUG_VEC for rtx_def.
1426 Call DEFINE_DEBUG_VEC for rtx_insn.
1427 Call DEFINE_DEBUG_HASH_SET for rtx_def.
1428 Call DEFINE_DEBUG_HASH_SET for rtx_insn.
1429 * sel-sched-dump.c (debug (vec<rtx_insn *> &): Remove.
1430 (debug (vec<rtx_insn *> *ptr): Remove.
1431 (debug_insn_vector): Remove.
1432 * stor-layout.c (debug_rli): Call debug() instead of debug_vec_tree.
1434 2017-11-20 Tom de Vries <tom@codesourcery.com>
1436 PR rtl-optimization/82020
1437 * simplify-rtx.c (simplify_ternary_operation): Fix comparison mode of
1438 IF_THEN_ELSE condition.
1440 2017-11-19 Jeff Law <law@redhat.com>
1442 * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling
1443 of degenerates resulting from ignoring an edge.
1445 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
1448 * ipa-inline.c (can_inline_edge_p): Also check that caller is optimized
1450 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
1453 * profile-count.c (profile_count::to_sreal_scale): Fix return value
1454 for uninitialied counts.
1456 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
1459 * tree-inline.c (estimate_num_insns): Set to 1 at least.
1461 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
1464 * i386.c (ix86_builtin_vectorization_cost): Be ready for insane types.
1466 2017-11-19 Tom de Vries <tom@codesourcery.com>
1468 * config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after
1471 2017-11-19 Tom de Vries <tom@codesourcery.com>
1473 * config/phoenix.h (TARGET_OS_CPP_BUILTINS): Remove semicolon after
1476 2017-11-19 Tom de Vries <tom@codesourcery.com>
1478 * config/visium/visium.h (ASM_OUTPUT_CASE_END): Remove semicolon after
1481 2017-11-19 Tom de Vries <tom@codesourcery.com>
1483 * config/ft32/ft32.h (REGISTER_TARGET_PRAGMAS): Remove semicolon after
1485 * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Same.
1487 2017-11-19 Tom de Vries <tom@codesourcery.com>
1489 * config/mcore/mcore-elf.h (MCORE_EXPORT_NAME): Remove semicolon after
1491 * config/mcore/mcore.h (ASM_OUTPUT_ALIGNED_COMMON): After missing
1492 semicolon after MCORE_EXPORT_NAME call.
1494 2017-11-19 Tom de Vries <tom@codesourcery.com>
1497 * vmsdbgout.c (vmsdbgout_early_finish): New function.
1498 (vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish.
1500 2017-11-18 Jan Hubicka <hubicka@ucw.cz>
1502 * cgraphclones.c (cgraph_edge::clone): Rename gcov_count to prof_count.
1503 (cgraph_edge::clone): Cleanup updating of profile.
1504 * ipa-cp.c (update_profiling_info): Likewise.
1505 * ipa-inline-transform.c (inline_transform): Likewise.
1506 * ipa-inline.c (inline_small_functions): Add missing space to dump.
1507 * ipa-split.c (execute_split_functions): Do not split when function
1509 * predict.c (estimate_bb_frequencies): Cleanup updating of profile.
1510 * profile-count.c (profile_count::dump): Add global0.
1511 (profile_count::to_cgraph_frequency): Do not ICE when entry is
1513 (profile_count::to_sreal_scale): Likewise.
1514 (profile_count::adjust_for_ipa_scaling): Fix typo in comment.
1515 (profile_count::combine_with_ipa_count): New function.
1516 * profile-count.h (profile_guessed_global0adjusted): New.
1517 (profile_count::adjusted_zero): New.
1518 (profile_count::global0adjusted): New.
1519 (profile_count::combine_with_ipa_count): New.
1520 * tree-inline.c (copy_edges_for_bb): Add NUM/DEN arugment;
1521 correct profile of return block of split functions.
1522 (copy_cfg_body): Remove unused profile_count.
1523 (copy_body): Likewise.
1524 (expand_call_inline): Update.
1525 (tree_function_versioning): Update.
1527 2017-11-18 Aldy Hernandez <aldyh@redhat.com>
1529 * hash-set.h (hash_set::empty): New.
1530 * tree-ssa-threadbackward.h: Delete.
1531 * tree-ssa-threadbackward.c (class thread_jumps): New.
1532 Move max_threaded_paths into class.
1533 (fsm_find_thread_path): Remove arguments that are now in class.
1534 (profitable_jump_thread_path): Rename to...
1535 (thread_jumps::profitable_jump_thread_path): ...this.
1536 (convert_and_register_jump_thread_path): Rename to...
1537 (thread_jumps::convert_and_register_current_path): ...this.
1538 (check_subpath_and_update_thread_path): Rename to...
1539 (thread_jumps::check_subpath_and_update_thread_path): ...this.
1540 (register_jump_thread_path_if_profitable): Rename to...
1541 (thread_jumps::register_jump_thread_path_if_profitable): ...this.
1542 (handle_phi): Rename to...
1543 (thread_jumps::handle_phi): ...this.
1544 (handle_assignment): Rename to...
1545 (thread_jumps::handle_assignment): ...this.
1546 (fsm_find_control_statement_thread_paths): Rename to...
1547 (thread_jumps::fsm_find_control_statement_thread_paths): ...this.
1548 (find_jump_threads_backwards): Rename to...
1549 (thread_jumps::find_jump_threads_backwards): ...this.
1550 Initialize path local data.
1551 (pass_thread_jumps::execute): Call find_jump_threads_backwards
1552 from within thread_jumps class.
1553 (pass_early_thread_jumps::execute): Same.
1555 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1557 * cgraph.c (cgraph_node::dump): Do IPA sanity checking on IPA counts.
1559 2017-11-17 Steve Ellcey <sellcey@cavium.com>
1561 * config/aarch64/aarch64-simd.md (fnma<mode>4): Move neg operator
1562 to canonical location.
1564 2017-11-17 Steve Ellcey <sellcey@cavium.com>
1567 * config/aarch64/aarch64.c (aarch64_use_by_pieces_infrastructure_p):
1569 (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Remove define.
1571 2017-11-17 H.J. Lu <hongjiu.lu@intel.com>
1573 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Use
1574 rcrt1.o%s/grcrt1.o%s for -static-pie.
1576 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1578 * i386.c (ix86_multiplication_cost, ix86_division_cost,
1579 ix86_shift_rotate_cost): Break out from ...
1580 (ix86_rtx_costs): ... here.
1581 (ix86_add_stmt_cost): Use rtx cost machinery to compute cost of
1584 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1586 * predict.c (determine_unlikely_bbs): Set cgraph node count to 0
1587 when entry block was promoted unlikely.
1588 (estimate_bb_frequencies): Increase frequency scale.
1589 * profile-count.h (profile_count): Export precision info.
1591 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1593 * tree-tailcall.c (eliminate_tail_call): Be more careful about not
1594 disturbin profile of entry block.
1596 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1598 * ipa-fnsummary.c (estimate_node_size_and_time): Be more tolerant for
1601 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
1603 * ipa-cp.c (update_profiling_info): Handle conversion to local profile.
1604 * tree-cfg.c (execute_fixup_cfg): Do fixup same way as inliner does.
1606 2017-11-17 Jeff Law <law@redhat.com>
1608 * gimple-ssa-evrp.c (class evrp_range_analyzer): New class extracted
1609 from evrp_dom_walker class. Various methods moved into new class.
1610 (evrp_range_analyzer::evrp_range_analyzer): Constructor for new class.
1611 (evrp_range_analyzer::enter): New method.
1612 (evrp_range_analyzer::leave): New method.
1613 (evrp_dom_walker): Remove delegators no longer needed by this class.
1614 Replace vr_values data member with evrp_range_analyzer
1616 * gimple-ssa-evrp.c (evrp_dom_walker::record_ranges_from_phis): New
1617 method extracted from evrp_dom_walker::before_dom_children.
1618 (evrp_dom_walker::record_ranges_from_stmt): Likewise.
1619 (evrp_dom_walker::record_ranges_from_incoming_edge): Likewise.
1621 * gimple-ssa-evrp.c (evrp_dom_walker): Add cleanup method.
1622 Add private copy constructor and move assignment operators.
1623 Privatize methods and class data where trivially possible.
1624 (evrp_dom_walker::cleanup): New function, extracted from
1625 execute_early_vrp. Simplify access to class data.
1627 * vr-values.h (get_output_for_vrp): Prototype.
1628 * vr-values.c (get_output_for_vrp): New function extracted from
1629 vrp_visit_assignment_or_call and extract_range_from_stmt.
1630 (vrp_visit_assignment_or_call): Use get_output_for_vrp. Simplify.
1632 2017-11-17 Luis Machado <luis.machado@linaro.org>
1634 * config/aarch64/aarch64.c
1635 (qdf24xx_prefetch_tune) <default_opt_level>: Set to -1.
1636 (qdf24xx_tunings) <autoprefetcher_model>: Set to
1637 tune_params::AUTOPREFETCHER_WEAK.
1639 2017-11-17 Tamar Christina <tamar.christina@arm.com>
1642 * config/arm/arm.c (arm_valid_target_attribute_rec):
1643 Parse "arch=" and "+<ext>".
1644 (arm_valid_target_attribute_tree): Re-init global options.
1645 (arm_option_override): Make non-static.
1646 (arm_options_perform_arch_sanity_checks): Make errors fatal.
1647 * gcc/config/arm/arm-c.c (__ARM_FEATURE_CMSE): Support undef.
1648 (__ARM_FEATURE_CRC32): Support undef.
1649 * config/arm/arm_acle.h (__ARM_FEATURE_CRC32): Replace with pragma.
1650 * doc/extend.texi (ARM Function Attributes): Add pragma and target.
1652 2017-11-17 David Malcolm <dmalcolm@redhat.com>
1654 * gdbinit.in (break-on-diagnostic): New command.
1656 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
1658 * config/i386/i386.c (ix86_expand_epilogue): Change simple
1659 return to indirect jump for EH return if control-flow
1660 protection is enabled. Change explicit 'false' argument in
1661 pro_epilogue_adjust_stack with a value of
1663 * config/i386/i386.md (simple_return_indirect_internal):
1664 Remove SImode restriction to support 64-bit.
1666 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
1668 * combine.c (added_notes_insn): New.
1669 (try_combine): Handle added_notes_insn like added_links_insn.
1670 Rewrite return value code.
1671 (distribute_notes): Set added_notes_insn to the earliest insn we added
1674 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
1676 PR rtl-optimization/82621
1677 * combine.c (try_combine): Do not split PARALLELs of two SETs if the
1678 dest of one of those SETs is unused.
1680 2017-11-17 Richard Biener <rguenther@suse.de>
1683 * tree-core.h (enum annot_expr_kind): Add annot_expr_parallel_kind.
1684 * tree-pretty-print.c (dump_generic_node): Handle
1685 annot_expr_parallel_kind.
1686 * tree-cfg.c (replace_loop_annotate_in_block): Likewise.
1687 * gimplify.c (gimple_boolify): Likewise.
1689 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
1691 * config.gcc (extra_headers): Add cet.h for x86 targets.
1692 * config/i386/cet.h: New file.
1693 * doc/install.texi: Add --enable-cet/--disable-cet.
1695 2017-11-17 Richard Biener <rguenther@suse.de>
1697 PR tree-optimization/83017
1698 * tree-parloops.c (MIN_PER_THREAD): Use --param parloops-min-per-thread.
1699 (gen_parallel_loop): Properly count iterations.
1700 (parallelize_loops): Handle loop->can_be_parallel independent
1701 of flag_loop_parallelize_all. Make static profitability test match
1703 * params.def (PARAM_PARLOOPS_MIN_PER_THREAD): New.
1704 * invoke.texi (parloops-min-per-thread): Document.
1706 2017-11-17 Vineet Gupta <vgupta@synopsys.com>
1708 * config/arc/linux.h: GLIBC_DYNAMIC_LINKER update per glibc
1709 upstreaming review comments.
1711 2017-11-17 Tamar Christina <tamar.christina@arm.com>
1713 * expr.c (copy_blkmode_to_reg): Fix bitsize for targets
1714 with fast unaligned access.
1715 * doc/sourcebuild.texi (word_mode_no_slow_unalign): New.
1717 2017-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1719 * config/arm/arm.c (cmse_nonsecure_entry_clear_before_return): Allocate
1720 to_clear_arg_regs_bitmap to the same size as to_clear_bitmap.
1722 2017-11-17 Richard Biener <rguenther@suse.de>
1724 * tree-ssa-pre.c (phi_translate_1): Remove redundant constant
1725 folding of references.
1727 2017-11-17 Qing Zhao <qing.zhao@oracle.com>
1730 * gimple-fold.c (gimple_fold_builtin_string_compare): Add handling
1731 of replacing call to strncmp with corresponding call to strcmp when
1734 2017-11-17 Sergey Shalnov <Sergey.Shalnov@intel.com>
1736 * config/i386/x86-tune.def (X86_TUNE_AVX256_OPTIMAL): Add tuning
1737 option prefer-avx256 for skylake-avx512 configuration.
1738 * config/i386/i386.c (ix86_option_override_internal): Ditto.
1739 (get_builtin_code_for_version): Ditto.
1741 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
1742 Monk Chiang <sh.chiang04@gmail.com>
1744 * config/nds32/nds32.h (FIRST_PSEUDO_REGISTER): Modify.
1745 (FIXED_REGISTERS): Reserve more register numbers.
1746 (CALL_USED_REGISTERS): Likewise.
1747 (REG_ALLOC_ORDER): Likewise.
1748 (REG_CLASS_CONTENTS): Likewise.
1749 (REGISTER_NAMES): Likewise.
1751 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
1752 Kito Cheng <kito.cheng@gmail.com>
1754 * config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
1756 * config/nds32/iterators.md: Add vector mode iterators and attributes.
1758 2017-11-16 Steven Munroe <munroesj@gcc.gnu.org>
1760 * config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct
1761 parameter list for vec_splats.
1763 2017-11-16 Joseph Myers <joseph@codesourcery.com>
1765 * doc/invoke.texi (-std=c17): Refer to 2018 expected publication
1767 (-std=c18, -std=iso9899:2018, -std=gnu18): Document option aliases.
1769 2017-11-16 Thomas Koenig <tkoenig@gcc.gnu.org>
1772 * doc/install.texi: Document incompatibility of Perl >=5.6.26
1773 with the required version of automake 1.11.6.
1775 2017-11-16 Pat Haugen <pthaugen@us.ibm.com>
1777 * rs6000/power9.md (power9fpdiv): New automaton and cpu_unit defined
1779 (DU_C2_3_power9): Correct reservation combinations.
1780 (FP_DIV_power9, VEC_DIV_power9): New.
1781 (power9-alu): Split out rotate/shift...
1782 (power9-rot): ...to here, correct dispatch resource.
1783 (power9-cracked-alu, power9-mul, power9-mul-compare): Correct dispatch
1785 (power9-fp): Correct latency.
1786 (power9-sdiv): Add div/sqrt resource.
1787 (power9-ddiv): Correct latency, add div/sqrt resource.
1788 (power9-sqrt, power9-dsqrt): Add div/sqrt resource.
1789 (power9-vecfdiv, power9-vecdiv): Correct latency, add div/sqrt
1791 (power9-qpdiv, power9-qpmul): Adjust resource usage.
1793 2017-11-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1795 * config/rs6000/rs6000.c (rs6000_expand_builtin): Do not do the
1796 switch statement mapping KF built-ins to TF built-ins if we don't
1797 have the proper ISA 3.0 assembler support.
1799 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
1801 * tree-emutls.c (lower_emutls_data): Remove unused bb_freq.
1802 (lower_emutls_function_body): Do not compute it.
1804 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
1806 * ipa-split.c (split_bb_info): Turn time to sreal.
1807 (split_point): Likewise.
1808 (dump_split_point): Likewise.
1809 (fine_split_points): Likewise.
1810 (execute_split_functions): Only zero split_bbs; turn time to sreals.
1812 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
1814 * ipa-fnsummary.c (analyze_function_body): Accumulate time consistently
1817 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
1819 * predict.c (combine_predictions_for_bb): Preserve zero predicted
1821 (expensive_function_p): Remove useless assert.
1822 (determine_unlikely_bbs): Propagate also forward; determine cold blocks
1824 2017-11-16 Martin Sebor <msebor@redhat.com>
1826 PR tree-optimization/82588
1827 PR tree-optimization/82583
1828 * tree-vrp.c (check_array_ref): Handle flexible array members,
1829 string literals, and inner indices.
1830 (search_for_addr_array): Add detail to diagnostics.
1832 2017-11-16 Nathan Sidwell <nathan@acm.org>
1836 * tree.h (COPY_DECL_RTL): Rename parms for clarity.
1837 (SET_DECL_ASSEMBLER_NAME): Forward to
1838 overwrite_decl_assembler_name.
1839 (COPY_DECL_ASSEMBLER_NAME): Rename parms for clarity.
1840 (overwrite_decl_assembler_name): Declare.
1841 * tree.c (overwrite_decl_assembler_name): New.
1842 * langhooks-def.h (lhd_overwrite_decl_assembler_name): Declare.
1843 (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME): Provide default.
1844 (LANG_HOOKS_INITIALIZER): Add it.
1845 * langhooks.h (struct lang_hooks): Add overwrite_decl_assembler_name.
1846 * langhooks.c (lhd_set_decl_assembler_name): Use
1847 SET_DECL_ASSEMBLER_NAME.
1848 (lhd_overwrite_decl_assembler_name): Default implementation.
1850 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
1851 Jackson Woodruff <jackson.woodruff@arm.com>
1853 PR tree-optimization/71026
1854 * match.pd: Canonicalize constant multiplies in division.
1856 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
1858 * opts.c (default_options_table): Add OPT_fomit_frame_pointer entry.
1859 * common/config/alpha/alpha-common.c (TARGET_OPTION_OPTIMIZATION_TABLE):
1860 Remove OPT_fomit_frame_pointer entry.
1861 * common/config/arc/arc-common.c: Likewise.
1862 * common/config/arm/arm-common.c: Likewise.
1863 * common/config/avr/avr-common.c: Likewise.
1864 * common/config/c6x/c6x-common.c: Likewise.
1865 * common/config/cr16/cr16-common.c: Likewise.
1866 * common/config/cris/cris-common.c: Likewise.
1867 * common/config/epiphany/epiphany-common.c: Likewise.
1868 * common/config/fr30/fr30-common.c: Likewise.
1869 * common/config/frv/frv-common.c: Likewise.
1870 * common/config/ia64/ia64-common.c: Likewise.
1871 * common/config/iq2000/iq2000-common.c: Likewise.
1872 * common/config/lm32/lm32-common.c: Likewise.
1873 * common/config/m32r/m32r-common.c: Likewise.
1874 * common/config/mcore/mcore-common.c: Likewise.
1875 * common/config/microblaze/microblaze-common.c: Likewise.
1876 * common/config/mips/mips-common.c: Likewise.
1877 * common/config/mmix/mmix-common.c: Likewise.
1878 * common/config/mn10300/mn10300-common.c: Likewise.
1879 * common/config/nios2/nios2-common.c: Likewise.
1880 * common/config/pa/pa-common.c: Likewise.
1881 * common/config/pdp11/pdp11-common.c: Likewise.
1882 * common/config/powerpcspe/powerpcspe-common.c: Likewise.
1883 * common/config/riscv/riscv-common.c: Likewise.
1884 * common/config/rs6000/rs6000-common.c: Likewise.
1885 * common/config/rx/rx-common.c: Likewise.
1886 * common/config/s390/s390-common.c: Likewise.
1887 * common/config/sh/sh-common.c: Likewise.
1888 * common/config/sparc/sparc-common.c: Likewise.
1889 * common/config/tilegx/tilegx-common.c: Likewise.
1890 * common/config/tilepro/tilepro-common.c: Likewise.
1891 * common/config/v850/v850-common.c: Likewise.
1892 * common/config/visium/visium-common.c: Likewise.
1893 * common/config/xstormy16/xstormy16-common.c: Likewise.
1894 * common/config/xtensa/xtensa-common.c: Likewise.
1895 * invoke.texi (-fomit-frame-pointer): Update documentation.
1897 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
1899 * tree-cfg.c (gimple_find_sub_bbs): Do not compute freq.
1901 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1903 * cfg.c (scale_bbs_frequencies_int,
1904 cale_bbs_frequencies_gcov_type): Remove.
1905 * cfg.h (scale_bbs_frequencies_int,
1906 cale_bbs_frequencies_gcov_type): Remove.
1908 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1910 * tree-ssa-loop-manip.c
1911 (scale_dominated_blocks_in_loop): Update to profile counts.
1912 (tree_transform_and_unroll_loop): Likewise.
1914 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1916 * tree-vect-loop-manip.c (vect_do_peeling): Do not use
1917 scale_bbs_frequencies_int.
1919 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1921 * final.c (compute_alignments): Use counts rather than frequencies.
1923 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1925 * cfgloopanal.c: Include sreal.h
1926 (average_num_loop_insns): Use counts and sreal for accounting.
1928 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
1930 * cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
1933 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
1934 Kito Cheng <kito.cheng@gmail.com>
1936 * config/nds32/constraints.md: Provide more constraints.
1937 * config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES,
1938 REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to
1939 support constraints usage.
1941 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
1943 * config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove.
1945 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
1946 Kito Cheng <kito.cheng@gmail.com>
1948 * config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string.
1949 * config/nds32/nds32.opt: Refine the layout.
1950 * config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2,
1951 TARGET_EXT_STRING): Support new options.
1952 * config/nds32/nds32.h: Likewise.
1953 * config/nds32/nds32.md: Likewise.
1954 * config/nds32/nds32-predicates.c: Likewise.
1955 * config/nds32/constraints.md: Likewise.
1956 * common/config/nds32/nds32-common.c: Likewise.
1958 2017-11-16 Julia Koval <julia.koval@intel.com>
1961 * config/i386/gfniintrin.h: Add sse check.
1962 * config/i386/i386.c (ix86_expand_builtin): Fix gfni check.
1964 2017-11-16 Julia Koval <julia.koval@intel.com>
1966 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET,
1967 OPTION_MASK_ISA_AVX512VBMI2_UNSET): New.
1968 (ix86_handle_option): Handle -mavx512vbmi2.
1969 * config/i386/cpuid.h: Add bit_AVX512VBMI2.
1970 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
1971 * config/i386/i386-c.c (__AVX512VBMI2__): New.
1972 * config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2.
1973 (ix86_valid_target_attribute_inner_p): Ditto.
1974 * config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New.
1975 * config/i386/i386.opt (mavx512vbmi2): New option.
1976 * doc/invoke.texi: Add new option.
1978 2017-11-16 Julia Koval <julia.koval@intel.com>
1980 * config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8,
1981 _mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8,
1982 _mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8,
1983 _mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8,
1984 _mm512_gf2p8mul_epi8): New intrinsics.
1985 * config/i386/i386-builtin-types.def
1986 (V64QI_FTYPE_V64QI_V64QI): New type.
1987 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi,
1988 __builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi,
1989 __builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi,
1990 __builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins.
1991 * config/i386/sse.md (vgf2p8mulb_*): New pattern.
1992 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
1994 2017-11-15 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop
1997 explicitly as a stream of bytes.
1999 2017-11-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2001 * config/rs6000/altivec.h (vec_xst_be): New #define.
2002 * config/rs6000/altivec.md (altivec_vperm_<mode>_direct): Rename
2003 and externalize from *altivec_vperm_<mode>_internal.
2004 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro
2006 (XL_BE_V8HI): Likewise.
2007 (XL_BE_V4SI): Likewise.
2008 (XL_BE_V4SI): Likewise.
2009 (XL_BE_V2DI): Likewise.
2010 (XL_BE_V4SF): Likewise.
2011 (XL_BE_V2DF): Likewise.
2012 (XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation.
2013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct
2014 all array entries with these keys: VSX_BUILTIN_VEC_XL,
2015 VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST. Add entries for key
2016 VSX_BUILTIN_VEC_XST_BE.
2017 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove.
2018 (altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_*
2020 (altivec_init_builtins): Replace conditional calls to def_builtin
2021 for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and
2022 __builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR
2023 with unconditional calls. Remove calls to def_builtin for
2024 __builtin_vsx_le_be_<mode>. Add a call to def_builtin for
2025 __builtin_vec_xst_be.
2026 * config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn
2027 to define_expand, and add alternate RTL generation for P8.
2028 (*vsx_ld_elemrev_v8hi_internal): New define_insn based on
2029 vsx_ld_elemrev_v8hi.
2030 (vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and
2031 add alternate RTL generation for P8.
2032 (*vsx_ld_elemrev_v16qi_internal): New define_insn based on
2033 vsx_ld_elemrev_v16qi.
2034 (vsx_st_elemrev_v8hi): Convert define_insn
2035 to define_expand, and add alternate RTL generation for P8.
2036 (*vsx_st_elemrev_v8hi_internal): New define_insn based on
2037 vsx_st_elemrev_v8hi.
2038 (vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and
2039 add alternate RTL generation for P8.
2040 (*vsx_st_elemrev_v16qi_internal): New define_insn based on
2041 vsx_st_elemrev_v16qi.
2043 2017-11-15 H.J. Lu <hongjiu.lu@intel.com>
2046 * config/i386/i386.c (pass_insert_vzeroupper::gate): Remove
2047 TARGET_AVX512ER check.
2048 (ix86_option_override_internal): Set MASK_VZEROUPPER if
2049 neither -mzeroupper nor -mno-zeroupper is used and
2050 TARGET_EMIT_VZEROUPPER is set.
2051 * config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New.
2052 * config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER.
2054 2017-11-15 Will Schmidt <will_schmidt@vnet.ibm.com>
2056 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
2057 folding of vector compares.
2058 (fold_build_vec_cmp): New helper function.
2059 (fold_compare_helper): New helper function.
2060 (builtin_function_type): Add compare builtins to the list of functions
2061 having unsigned arguments. Cosmetic updates to comment indentation.
2062 * config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify
2063 the not+eq combination.
2065 2017-11-15 Bin Cheng <bin.cheng@arm.com>
2067 PR tree-optimization/82726
2068 PR tree-optimization/70754
2069 * tree-predcom.c (order_drefs_by_pos): New function.
2070 (combine_chains): Move code setting has_max_use_after to...
2071 (try_combine_chains): ...here. New parameter. Sort combined chains
2072 according to position information.
2073 (tree_predictive_commoning_loop): Update call to above function.
2074 (update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New.
2076 2017-11-15 Bin Cheng <bin.cheng@arm.com>
2078 PR tree-optimization/82726
2080 2017-01-23 Bin Cheng <bin.cheng@arm.com>
2082 PR tree-optimization/70754
2083 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
2084 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
2085 combined stmt before it if not NULL.
2086 (combine_chains): Process refs reversely and compute dominance point
2090 2017-02-23 Bin Cheng <bin.cheng@arm.com>
2092 PR tree-optimization/79663
2093 * tree-predcom.c (combine_chains): Process refs in reverse order
2094 only for ZERO length chains, and add explaining comment.
2096 2017-11-15 Tamar Christina <tamar.christina@arm.com>
2098 * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New
2099 * config/arm/arm-tables.opt (armv8.3-a): Regenerated.
2100 * doc/invoke.texi (ARM Options): Add armv8.3-a.
2102 2017-11-15 Tamar Christina <tamar.christina@arm.com>
2104 * config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2.
2106 2017-11-15 Martin Liska <mliska@suse.cz>
2108 * tree-cfg.c (pass_warn_function_return::execute):
2109 Compare warn_return_type for greater than zero.
2111 2017-11-15 Sebastian Peryt <sebastian.peryt@intel.com>
2115 * config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition
2116 to return true on Xeon and not on Xeon Phi.
2117 (ix86_check_avx256_register): Changed to ...
2118 (ix86_check_avx_upper_register): ... this. Add extra check for
2119 VALID_AVX512F_REG_OR_XI_MODE.
2120 (ix86_avx_u128_mode_needed): Changed
2121 ix86_check_avx256_register to ix86_check_avx_upper_register.
2122 (ix86_check_avx256_stores): Changed to ...
2123 (ix86_check_avx_upper_stores): ... this. Changed
2124 ix86_check_avx256_register to ix86_check_avx_upper_register.
2125 (ix86_avx_u128_mode_after): Changed
2126 avx_reg256_found to avx_upper_reg_found. Changed
2127 ix86_check_avx256_stores to ix86_check_avx_upper_stores.
2128 (ix86_avx_u128_mode_entry): Changed
2129 ix86_check_avx256_register to ix86_check_avx_upper_register.
2130 (ix86_avx_u128_mode_exit): Ditto.
2131 * config/i386/i386.h: (host_detect_local_cpu): New define.
2133 2017-11-15 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
2135 * config/arm/xgene1.md (xgene1): Split into automatons
2136 xgene1_main, xgene1_decoder, xgene1_div, xgene1_simd.
2137 (xgene1_f_load): Adjust reservations and/or types.
2138 (xgene1_f_store): Likewise.
2139 (xgene1_load_pair): Likewise.
2140 (xgene1_store_pair): Likewise.
2141 (xgene1_fp_load1): Likewise.
2142 (xgene1_load1): Likewise.
2143 (xgene1_store1): Likewise.
2144 (xgene1_move): Likewise.
2145 (xgene1_alu): Likewise.
2146 (xgene1_simd): Likewise.
2147 (xgene1_bfm): Likewise.
2148 (xgene1_neon_load1): Likewise.
2149 (xgene1_neon_store1): Likewise.
2150 (xgene1_neon_logic): Likewise.
2151 (xgene1_neon_st1): Likewise.
2152 (xgene1_neon_ld1r): Likewise.
2153 (xgene1_alu_cond): Added.
2154 (xgene1_shift_reg): Likwise.
2155 (xgene1_bfx): Likewise.
2156 (xgene1_mul): Split into xgene1_mul32, xgene1_mul64.
2158 2017-11-15 Jakub Jelinek <jakub@redhat.com>
2161 * internal-fn.c: Include gimple-ssa.h, tree-phinodes.h and
2163 (can_widen_mult_without_libcall): New function.
2164 (expand_mul_overflow): If only checking unsigned mul overflow,
2165 not result, and can do efficiently MULT_HIGHPART_EXPR, emit that.
2166 Don't use WIDEN_MULT_EXPR if it would involve a libcall, unless
2167 no other way works. Add MULT_HIGHPART_EXPR + MULT_EXPR support.
2168 (expand_DIVMOD): Formatting fix.
2169 * expmed.h (expand_mult): Add NO_LIBCALL argument.
2170 * expmed.c (expand_mult): Likewise. Use OPTAB_WIDEN rather
2171 than OPTAB_LIB_WIDEN if NO_LIBCALL is true, and allow it to fail.
2173 PR tree-optimization/82977
2174 * tree-ssa-strlen.c (strlen_optimize_stmt): Pass a reference to a copy
2175 constructed temporary to strlen_to_stridx.put.
2177 2017-11-15 Martin Liska <mliska@suse.cz>
2179 * configure.ac: Remove -fkeep-inline-functions from coverage_flags.
2180 * configure: Regenerate.
2182 2017-11-15 Martin Liska <mliska@suse.cz>
2185 * config/sh/sh-mem.cc: Use proper probability for
2188 2017-11-14 Jeff Law <law@redhat.com>
2190 * explow.c (anti_adjust_stack_and_probe_stack_clash): Avoid probing
2191 the red zone for stack_clash_protection_final_dynamic_probe targets
2192 when the total dynamic stack size is zero bytes.
2194 * tree-ssa-threadupdate.c (thread_through_all_blocks): Thread
2195 blocks is post order.
2197 2017-11-15 Alexandre Oliva <aoliva@redhat.com>
2199 * dumpfile.h (TDF_COMPARE_DEBUG): New.
2200 * final.c (rest_of_clean_state): Set it for the
2201 -fcompare-debug dump.
2202 * tree-pretty-print.c (dump_generic_node): Omit OBJ_TYPE_REF
2203 class when TDF_COMPARE_DEBUG is set.
2205 * dwarf2out.c (gen_producer_string): Discard
2208 2017-11-15 Joseph Myers <joseph@codesourcery.com>
2211 * doc/extend.texi (Other Builtins): Document __builtin_tgmath.
2212 * ginclude/tgmath.h (__tg_cplx, __tg_ldbl, __tg_dbl, __tg_choose)
2213 (__tg_choose_2, __tg_choose_3, __TGMATH_REAL_1_2)
2214 (__TGMATH_REAL_2_3): Remove macros.
2215 (__TGMATH_CPLX, __TGMATH_CPLX_2, __TGMATH_REAL, __TGMATH_REAL_2)
2216 (__TGMATH_REAL_3, __TGMATH_CPLX_ONLY): Define using
2218 (frexp, ldexp, nexttoward, scalbn, scalbln): Define using
2220 (remquo): Define using __TGMATH_REAL_3.
2222 2017-11-14 Jeff Law <law@redhat.com>
2224 * vr-values.c: New file with contents extracted from tree-vrp.c.
2225 * Makefile.in (OBJS): Add vr-values.o
2226 * tree-vrp.h (set_value_range_to_nonnull): Prototype.
2227 (set_value_range, set_and_canonicalize_value_range): Likewise.
2228 (vrp_bitmap_equal_p, range_is_nonnull): Likewise.
2229 (value_range_constant_singleton, symbolic_range_p): Likewise.
2230 (compare_values, compare_values_warnv, vrp_val_is_min): Likewise.
2231 (vrp_val_is_max, copy_value_range, set_value_range_to_value): Likewise.
2232 (extract_range_from_binary_expr_1, vrp_val_min, vrp_val_max): Likewise.
2233 (set_value_range_to_null, range_int_cst_p, opreand_less_p): Likewise.
2234 (find_case_label_range, find_case_label_index): Likewise.
2235 (zero_nonzero_bits_from_vr, overflow_comparison_p): Likewise.
2236 (range_int_cst_singleton_p, value_inside_range): Likewise.
2237 (get_single_symbol): Likewise.
2238 (switch_update): Move structure definition here.
2239 (to_remove_edges, to_update_switch_stmts): Provide externs.
2240 * tree-vrp.c: Move all methods for vr-values class to vr-values.c
2241 (vrp_val_max, vrp_val_min, vrp_val_is_max): Make externally visible.
2242 (vrp_val_is_min, set_value_range): Likewise.
2243 (set_and_canonicalize_value_range, copy_value_range): Likewise.
2244 (set_value_range_to_value, set_value_range_to_nonnull): Likewise.
2245 (set_value_range_to_null, vrp_bitmap_equal_p): Likewise.
2246 (range_is_nonnull, range_int_cst_p): Likewwise.
2247 (range_int_cst_singleton_p, symbolic_range_p): Likewise.
2248 (get_single_symbol, operand_less_p): Likewise
2249 (compare_values_warnv, compare_values): Likewise.
2250 (value_inside_range, value_range_constant_singleton): Likewise.
2251 (zero_nonzero_bitgs_from_vr): Likewise.
2252 (extract_range_from_binary_expr_1): Likewise.
2253 (overflow_comparison_p): Likewise.
2254 (to_remove_edges, to_update_switch_stmts): Likewise.
2255 (find_case_label-index, find_case_label_range): Likewise.
2256 (switch_update, set_value_range_to_nonnegative): Remove.
2257 (set_value_range_to_truthvalue): Likewise.
2258 (symbolic_range_based_on_p, gimple_assign_nonzero_p): Likewise.
2259 (gimple_stmt_nonzero_p, compare_ranges): Likewise.
2260 (compare_range_with_value, vrp_valueize, vrp_valueize_1): Likewise.
2261 (find_case_label_ranges, test_for_singularity): Likewise.
2262 (range_fits_type_p, simplify_conversion_using_ranges): LIkewise.
2263 (x_vr_values): Move to its remaining use site.
2265 2017-11-10 Jeff Law <law@redhat.com>
2267 * vr-values.h (VR_INITIALIZER): Move #define here.
2268 * gimple-ssa-evrp.c: New file with contents extracted from tree-vrp.c
2269 * Makefile.in (OBJS): Add tree-evrp.o
2270 * tree-vrp.h (assert_info): Move structure definition here.
2271 (set_value_range_to_varying): Prototype.
2272 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
2273 (infer_value_range, register_edge_assert_for): Likewise.
2274 (stmt_interesting_for_vrp): Likewise.
2275 * tree-vrp.c: Move all methods for evrp class into gimple-ssa-evrp.c.
2276 (set_value_range_to_varying): No longer static.
2277 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
2278 (infer_value_range, register_edge_assert_for): Likewise.
2280 2017-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2282 * config/rs6000/rs6000.md (bswapdi2): On 32-bit ISA 3.0, don't
2283 generate the XXBRD instruction.
2285 * config/rs6000/rs6000-c.c (is_float128_p): New helper function.
2286 (rs6000_builtin_type_compatible): Treat _Float128 and long double
2287 as being compatible if -mabi=ieeelongdouble.
2288 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_HW_1): New macros
2289 to setup float128 built-ins with hardware support.
2290 (BU_FLOAT128_HW_2): Likewise.
2291 (BU_FLOAT128_HW_3): Likewise.
2292 (BU_FLOAT128_HW_VSX_1): Likewise.
2293 (BU_FLOAT128_HW_VSX_2): Likewise.
2294 (scalar_extract_expq): Change float128 built-in functions to
2295 accommodate having both KFmode and TFmode functions. Use the
2296 KFmode variant as the default.
2297 (scalar_extract_sigq): Likewise.
2298 (scalar_test_neg_qp): Likewise.
2299 (scalar_insert_exp_q): Likewise.
2300 (scalar_insert_exp_qp): Likewise.
2301 (scalar_test_data_class_qp): Likewise.
2302 (sqrtf128_round_to_odd): Delete processing the round to odd
2303 built-in functions as special built-in functions, and define them
2304 as float128 built-ins. Use the KFmode variant as the default.
2305 (truncf128_round_to_odd): Likewise.
2306 (addf128_round_to_odd): Likewise.
2307 (subf128_round_to_odd): Likewise.
2308 (mulf128_round_to_odd): Likewise.
2309 (divf128_round_to_odd): Likewise.
2310 (fmaf128_round_to_odd): Likewise.
2311 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
2312 support for KFmode and TFmode xststdcqp calls.
2313 (rs6000_expand_builtin): If long double is IEEE 128-bit floating
2314 point, switch the built-in handlers for the get/set float128
2315 exponent, get float128 mantissa, float128 test built-ins, and the
2316 float128 round to odd built-in functions. Eliminate creating the
2317 float128 round to odd built-in functions as special built-ins.
2318 (rs6000_init_builtins): Eliminate special creation of the float128
2319 round to odd built-in functions.
2320 * config/rs6000/vsx.md (xsxexpqp_<mode>): Change float128 built-in
2321 function insns to support both TFmode and KFmode variants.
2322 (xsxsigqp_<mode>): Likewise.
2323 (xsiexpqpf_<mode>): Likewise.
2324 (xsiexpqp_<mode>): Likewise.
2325 (xststdcqp_<mode>): Likewise.
2326 (xststdcnegqp_<mode>): Likewise.
2327 (xststdcqp_<mode>): Likewise.
2329 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2331 * tree-ssa-threadupdate.c (compute_path_counts): Remove
2332 unused path_in_freq_ptr parameter.
2333 (ssa_fix_duplicate_block_edges): Do not pass around path_in_freq
2335 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
2337 * ipa-inline.c (edge_badness): Dump sreal frequency.
2338 (compute_inlined_call_time): Match natural implementaiton ...
2339 * ipa-fnsummary.c (estimate_edge_size_and_time): ... here; remove
2340 forgotten division by CGRAPH_FREQ_BASE.
2342 2017-11-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2344 * config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit since
2345 Solaris 11. Update comment.
2346 * configure.ac (gcc_cv_ld_pid): Adapt comment for Solaris 12
2348 * config/sol2.h (STARTFILE_SPEC): Likewise.
2349 * configure: Regenerate.
2351 2017-11-14 Carl Love <cel@us.ibm.com>
2353 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Remove
2354 le_ and be_ prefixes to swap* variables. Remove
2355 if (VECTOR_ELT_ORDER_BIG) statement. Remove E_V16QImode case
2358 2017-11-14 Jason Merrill <jason@redhat.com>
2360 Support GTY((cache)) on hash_map.
2361 * hash-traits.h (ggc_remove): Add ggc_maybe_mx member function.
2362 (ggc_cache_remove): Override it instead of ggc_mx.
2363 * hash-table.h (gt_ggc_mx): Call it instead of ggc_mx.
2364 (gt_cleare_cache): Call ggc_mx instead of gt_ggc_mx.
2365 * hash-map-traits.h (simple_hashmap_traits): Add maybe_mx member.
2366 (simple_cache_map_traits): Override maybe_mx.
2367 * hash-map.h (hash_entry): Add ggc_maybe_mx and keep_cache_entry.
2368 (hash_map): Friend gt_cleare_cache.
2369 (gt_cleare_cache): New.
2370 * tree.h (tree_cache_traits): New hash_map traits class.
2371 (tree_cache_map): New typedef.
2373 2017-11-14 Richard Biener <rguenther@suse.de>
2375 * tree-cfgcleanup.c (cleanup_control_expr_graph): Remove first_p
2376 paramter and handling.
2377 (cleanup_control_flow_bb): Likewise.
2378 (cleanup_control_flow_pre): New helper performing a DFS walk
2379 to call cleanup_control_flow_bb in PRE order.
2380 (cleanup_tree_cfg_1): Do the first phase of cleanup_control_flow_bb
2381 via cleanup_control_flow_pre.
2383 2017-11-14 James Greenhalgh <james.greenhalgh@arm.com>
2385 * config/aarch64/aarch64-simd.md
2386 (aarch64_simd_bsl<mode>_internal): Remove DImode.
2387 (*aarch64_simd_bsl<mode>_alt): Likewise.
2388 (aarch64_simd_bsldi_internal): New.
2389 (aarch64_simd_bsldi_alt): Likewise.
2391 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2393 * tracer.c (better_p): Do not compare frequencies.
2394 * reg-stack.c (better_edge): Likewise.
2395 * shrink-wrap.c (try_shrink_wrapping): Do not convert to gcov counts
2398 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2400 * auto-profile.c (afdo_annotate_cfg): Use update_max_bb_count.
2401 * cgraphunit.c (cgraph_node::expand_thunk): Use update_max_bb_count.
2402 * ipa-utils.c (ipa_merge_profiles): Use update_max_bb_count.
2403 * lto-streamer-in.c (input_function): Use update_max_bb_count.
2404 * omp-expand.c (expand_omp_taskreg): Use update_max_bb_count.
2405 * predict.c (maybe_hot_frequency_p): Inline to ...
2406 (maybe_hot_count_p): ... here; rewrite to counts.
2407 (counts_to_freqs): Rename to ...
2408 (update_max_bb_count): ... this one.
2409 (expensive_function_p): Use counts.
2410 (estimate_bb_frequencies): Update.
2411 (rebuild_frequencies): Update.
2412 * predict.h (counts_to_freqs): Rename to ...
2413 (update_max_bb_count): ... this one.
2414 * profile.c (compute_branch_probabilities): Add debug info
2415 * tree-inline.c (expand_call_inline): Update debug info.
2416 (optimize_inline_calls): Use update_max_bb_count..
2417 (tree_function_versioning): Use update_max_bb_count..
2418 * value-prof.c (gimple_value_profile_transformations):
2419 Do not use update_max_bb_count.
2421 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2423 * ipa-inline.c (compute_uninlined_call_time, compute_inlined_call_time):
2424 always use frequencies.
2426 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2428 * bb-reorder.c: Remove frequencies from comments.
2429 (better_edge_p): Use profile counts.
2430 (find_traces): Dump profile counts.
2431 (rotate_loop): Use profile counts.
2432 (find_traces_1_round): Likewise.
2433 (connect_better_edge_p): Use counts instead of probabilities for
2435 (copy_bb_p): Drop early check for non-0 frequency.
2436 (sanitize_hot_paths): Update comments.
2438 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2440 * ipa-split.c (struct split_point): Add count.
2441 (consider_split): Do not compute incoming frequency; compute incoming
2442 count and store it to split_point.
2443 (split_function): Set count of the call to split part correctly.
2445 2017-11-13 Carl Love <cel@us.ibm.com>
2447 * config/rs6000/altivec.md (altivec_vsumsws_be): Add define_expand.
2449 2017-11-13 Tom Tromey <tom@tromey.com>
2451 * doc/cpp.texi (Variadic Macros): Document __VA_OPT__.
2453 2017-11-13 Carl Love <cel@us.ibm.com>
2455 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
2456 Add support for builtins:
2457 unsigned int vec_first_{,miss}_match_{,or_eos}index,
2458 vector {un,}signed {char,int,short},
2459 vector {un,}signed {char,int,short}) arguments.
2460 * config/rs6000/rs6000-builtin.def (VFIRSTMATCHINDEX,
2461 VFIRSTMATCHOREOSINDEX, VFIRSTMISMATCHINDEX, VFIRSTMISMATCHOREOSINDEX):
2462 Add BU_P9V_AV_2 expansions for the builtins.
2463 * config/rs6000/altivec.h (vec_first_match_index,
2464 vec_first_mismatch_index, vec_first_match_or_eos_index,
2465 vec_first_mismatch_or_eos_index): Add #defines for the builtins.
2466 * config/rs6000/rs6000-protos.h (bytes_in_mode): Add
2467 new extern declaration.
2468 * config/rs6000/rs6000.c (bytes_in_mode): Add new function.
2469 * config/rs6000/vsx.md (first_match_index_<mode>,
2470 first_match_or_eos_index_<mode>, first_mismatch_index_<mode>,
2471 first_mismatch_or_eos_index_<mode>): Add define expand.
2472 (vctzlsbb_<mode>): Add mode field to define_insn for vctzlsbb.
2473 * doc/extend.texi: Update the built-in documenation file for the new
2476 2017-11-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2478 * match.pd: Convert fminf<N>, fminf<N>x, fmax<N>, and fmax<N>x
2479 into the min/max operations for _Float<N> and _Float<N>X types.
2481 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
2484 * dwarf2out.c (do_eh_frame): New static variable.
2485 (dwarf2out_begin_prologue): Set it.
2486 (dwarf2out_frame_finish): Test it instead of dwarf2out_do_eh_frame.
2488 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2490 * tree-ssa-coalesce.c (coalesce_cost): Fix formating.
2492 * tree-ssa-sink.c (select_best_block): Do not use frequencies.
2494 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
2497 * debug.h (dwarf2out_do_eh_frame): Declare.
2498 * dwarf2cfi.c (dwarf2out_do_eh_frame): New predicate.
2499 (dwarf2out_do_frame): Use it.
2500 (dwarf2out_do_cfi_asm): Likewise.
2501 * dwarf2out.c (dwarf2out_frame_finish): Likewise.
2502 (dwarf2out_assembly_start): Likewise.
2503 (dwarf2out_begin_prologue): Fix comment.
2504 * toplev.c (compile_file): Always call dwarf2out_frame_finish
2505 if the target needs either debug or unwind DWARF2 info.
2506 * lto-opts.c (lto_write_options): Do not save -fexceptions,
2507 -fnon-call-exceptions, -ffp-contract, -fmath-errno, -fsigned-zeros,
2508 -ftrapping-math, -ftrapv and -fwrapv.
2510 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
2512 * cgraph.c (cgraph_edge::sreal_frequency): New function.
2513 * cgraph.h (cgraph_edge::sreal_frequency): Declare.
2514 * ipa-fnsummary.c (dump_ipa_call_summary): Use sreal_frequency.
2515 (estimate_edge_size_and_time): Likewise.
2516 (ipa_merge_fn_summary_after_inlining): Likewise.
2517 * ipa-inline.c (cgraph_freq_base_rec): Remove.
2518 (compute_uninlined_call_time): Use sreal_frequency.
2519 (compute_inlined_call_time): Likewise.
2520 (ipa_inline): Do not initialize cgraph_freq_base_rec.
2521 * profile-count.c: Include sreal.h.
2522 (profile_count::to_sreal_scale): New.
2523 * profile-count.h: Forward declare sreal.
2524 (profile_count::to_sreal_scale): Declare.
2526 2017-11-13 Nathan Sidwell <nathan@acm.org>
2528 * diagnostic.c (maybe_line_and_column): New.
2529 (diagnostic_get_location_text): Use it.
2530 (diagnostic_report_current_module): Likewise.
2531 (test_diagnostic_get_location_text): Add tests.
2533 2017-11-13 Luis Machado <luis.machado@linaro.org>
2535 * doc/md.texi (Specifying processor pipeline description): Fix
2536 incorrect latency for the div instruction example.
2538 2017-11-13 Jakub Jelinek <jakub@redhat.com>
2540 PR tree-optimization/78821
2541 * gimple-ssa-store-merging.c (compatible_load_p): Don't require
2542 that bit_not_p is the same.
2543 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
2544 (split_group): Count precisely bit_not_p bits in each statement.
2545 (invert_op): New function.
2546 (imm_store_chain_info::output_merged_store): Use invert_op to
2547 emit BIT_XOR_EXPR with a xor_mask instead of BIT_NOT_EXPR if some
2548 but not all orig_stores have BIT_NOT_EXPR in the corresponding spots.
2550 2017-11-13 Martin Liska <mliska@suse.cz>
2552 * gcov.c (struct coverage_info): Remove typedef of coverage_t.
2553 (struct source_info): Likewise.
2554 (add_branch_counts): Likewise.
2555 (add_line_counts): Likewise.
2556 (function_summary): Likewise.
2557 (output_intermediate_line): Likewise.
2558 (generate_results): Likewise.
2560 2017-11-13 Martin Liska <mliska@suse.cz>
2562 * gcov.c (struct block_info): Remove typedef for block_t.
2563 (struct line_info): Likewise.
2564 (line_info::has_block): Likewise.
2565 (EXIT_BLOCK): Likewise.
2566 (unblock): Likewise.
2567 (circuit): Likewise.
2568 (get_cycles_count): Likewise.
2569 (process_file): Likewise.
2570 (read_graph_file): Likewise.
2571 (solve_flow_graph): Likewise.
2572 (find_exception_blocks): Likewise.
2573 (add_line_counts): Likewise.
2574 (accumulate_line_info): Likewise.
2575 (output_line_details): Likewise.
2577 2017-11-13 Martin Liska <mliska@suse.cz>
2579 * gcov.c (struct arc_info): Remove typedef for arc_t.
2580 (struct line_info): Likewise.
2581 (add_branch_counts): Likewise.
2582 (output_branch_count): Likewise.
2583 (function_info::~function_info): Likewise.
2584 (circuit): Likewise.
2585 (output_intermediate_line): Likewise.
2586 (read_graph_file): Likewise.
2587 (solve_flow_graph): Likewise.
2588 (find_exception_blocks): Likewise.
2589 (add_line_counts): Likewise.
2590 (accumulate_line_info): Likewise.
2591 (output_line_details): Likewise.
2592 (output_function_details): Likewise.
2594 2017-11-13 Martin Liska <mliska@suse.cz>
2596 * gcov.c (struct function_info): Remove typedef for function_t.
2597 (struct source_info): Likewise.
2598 (source_info::get_functions_at_location): Likewise.
2599 (solve_flow_graph): Likewise.
2600 (find_exception_blocks): Likewise.
2601 (add_line_counts): Likewise.
2602 (output_intermediate_file): Likewise.
2603 (process_file): Likewise.
2604 (generate_results): Likewise.
2605 (release_structures): Likewise.
2606 (read_graph_file): Likewise.
2607 (read_count_file): Likewise.
2608 (accumulate_line_counts): Likewise.
2609 (output_lines): Likewise.
2611 2017-11-13 Martin Liska <mliska@suse.cz>
2613 * gcov.c (function_info::function_info): Remove num_counts
2614 and add vector<gcov_type>.
2615 (function_info::~function_info): Use the vector.
2616 (process_file): Likewise.
2617 (read_graph_file): Likewise.
2618 (read_count_file): Likewise.
2619 (solve_flow_graph): Likewise.
2621 2017-11-13 Martin Liska <mliska@suse.cz>
2623 * gcov.c (function_info::is_artificial): New function.
2624 (process_file): Erase all artificial early.
2625 (generate_results): Skip as all artificial are already
2628 2017-11-13 Martin Liska <mliska@suse.cz>
2630 * gcov.c (read_graph_file): Store to global vector of functions.
2631 (read_count_file): Iterate the vector.
2632 (process_file): Likewise.
2633 (generate_results): Likewise.
2634 (release_structures): Likewise.
2636 2017-11-13 Jakub Jelinek <jakub@redhat.com>
2638 PR tree-optimization/82954
2639 * gimple-ssa-store-merging.c
2640 (imm_store_chain_info::coalesce_immediate_stores): If
2641 !infof->ops[N].base_addr, split group if info->ops[N].base_addr.
2643 2017-11-13 Richard Sandiford <richard.sandiford@linaro.org>
2645 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
2646 Upddate call to ENDIAN_LANE_N.
2647 (aarch64_<sur>dot_lane<vsi2qi>): Use aarch64_endian_lane_rtx.
2648 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
2649 (*aarch64_simd_vec_copy_lane<mode>): Update calls to ENDIAN_LANE_N
2650 and use aarch64_endian_lane_rtx.
2651 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2653 2017-11-12 Tom de Vries <tom@codesourcery.com>
2655 * config/riscv/riscv.h (ASM_OUTPUT_LABELREF): Wrap in do {} while (0).
2657 2017-11-12 Tom de Vries <tom@codesourcery.com>
2659 * config/elfos.h (ASM_OUTPUT_ASCII): Remove semicolon after macro body.
2661 2017-11-12 Tom de Vries <tom@codesourcery.com>
2663 * config/cr16/cr16.h (ASM_OUTPUT_LABELREF): Remove semicolon after macro
2665 * config/powerpcspe/xcoff.h (ASM_OUTPUT_LABELREF): Same.
2666 * config/rs6000/xcoff.h (ASM_OUTPUT_LABELREF): Same.
2667 * defaults.h (ASM_OUTPUT_LABELREF): Same.
2669 2017-11-11 Martin Sebor <msebor@redhat.com>
2672 * doc/extend.texi (attribute nonstring): Remove spurious argument.
2675 * prefic.c (translate_name): Replace strncpy with memcpy to
2676 avoid -Wstringop-truncation.
2678 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
2680 * tree-ssa-loop-im.c (execute_sm_if_changed): Do not compute freq_sum.
2682 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
2684 * predict.c (maybe_hot_frequency_p): Do not use cfun.
2686 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
2688 * tree-ssa-tail-merge.c (replace_block_by): Fix and re-enable profile
2691 2017-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2693 * config/rs6000/rs6000.md (bswaphi2_reg): On ISA 3.0 systems,
2694 enable generating XXBRH if the value is in a vector register.
2695 (bswapsi2_reg): On ISA 3.0 systems, enable generating XXBRW if the
2696 value is in a vector register.
2697 (bswapdi2_reg): On ISA 3.0 systems, always use XXBRD to do
2698 register to register bswap64's instead of doing the GPR sequence
2699 used on previous machines.
2700 (bswapdi2_xxbrd): New insn.
2701 (bswapdi2_reg): Disallow on ISA 3.0.
2702 (register to register bswap64 splitter): Do not split the insn on
2703 ISA 3.0 systems that use XXBRD.
2705 2017-11-10 Martin Sebor <msebor@redhat.com>
2708 * config/darwin-c.c (framework_construct_pathname): Replace strncpy
2710 (find_subframework_file): Same.
2712 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
2714 * auto-profile.c (afdo_indirect_call): Drop frequency.
2715 * cgraph.c (symbol_table::create_edge): Drop frequency argument.
2716 (cgraph_node::create_edge): Drop frequency argument.
2717 (cgraph_node::create_indirect_edge): Drop frequency argument.
2718 (cgraph_edge::make_speculative): Drop frequency arguments.
2719 (cgraph_edge::resolve_speculation): Do not update frequencies
2720 (cgraph_edge::dump_edge_flags): Do not dump frequency.
2721 (cgraph_node::dump): Check consistency in IPA mode.
2722 (cgraph_edge::maybe_hot_p): Use IPA counter.
2723 (cgraph_edge::verify_count_and_frequency): Rename to ...
2724 (cgraph_edge::verify_count): ... this one; drop frequency checking.
2725 (cgraph_node::verify_node): Update.
2726 * cgraph.h (struct cgraph_edge): Drop frequency.
2727 (cgraph_edge::frequency): New function.
2728 * cgraphbuild.c (pass_build_cgraph_edges::execute): Donot pass
2730 (cgraph_edge::rebuild_edges): Likewise.
2731 * cgraphclones.c (cgraph_edge::clone): Scale only counts.
2732 (duplicate_thunk_for_node): Do not pass frequency.
2733 (cgraph_node::create_clone): Scale only counts.
2734 (cgraph_node::create_virtual_clone): Do not pass frequency.
2735 (cgraph_node::create_edge_including_clones): Do not pass frequency.
2736 (cgraph_node::create_version_clone): Do not pass frequency.
2737 * cgraphunit.c (cgraph_node::analyze): Do not pass frequency.
2738 (cgraph_node::expand_thunk): Do not pass frequency.
2739 (cgraph_node::create_wrapper): Do not pass frequency.
2740 * gimple-iterator.c (update_call_edge_frequencies): Do not pass
2742 * gimple-streamer-in.c (input_bb): Scale only IPA counts.
2743 * ipa-chkp.c (chkp_produce_thunks): Do not pass frequency.
2744 * ipa-cp.c (ipcp_lattice::print): Use frequency function.
2745 (gather_caller_stats): Use frequency function.
2746 (ipcp_cloning_candidate_p): Use frequency function.
2747 (ipcp_propagate_stage): Use frequency function.
2748 (get_info_about_necessary_edges): Use frequency function.
2749 (update_profiling_info): Update only IPA profile.
2750 (update_specialized_profile): Use frequency functoin.
2751 (perhaps_add_new_callers): Update only IPA profile.
2752 * ipa-devirt.c (ipa_devirt): Use IPA profile.
2753 * ipa-fnsummary.c (redirect_to_unreachable): Do not set frequrency.
2754 (dump_ipa_call_summary): Use frequency function.
2755 (estimate_edge_size_and_time): Use frequency function.
2756 (ipa_merge_fn_summary_after_inlining): Use frequency function.
2757 * ipa-inline-analysis.c (do_estimate_edge_time): Use IPA profile.
2758 * ipa-inline-transform.c (update_noncloned_frequencies): Rename to ..
2759 (update_noncloned_counts): ... ths one; scale counts only.
2760 (clone_inlined_nodes): Do not scale frequency.
2761 (inline_call): Do not pass frequency.
2762 * ipa-inline.c (compute_uninlined_call_time): Use IPA profile.
2763 (compute_inlined_call_time): Use IPA profile.
2764 (want_inline_small_function_p): Use IPA profile.
2765 (want_inline_self_recursive_call_p): Use IPA profile.
2766 (edge_badness): Use IPA profile.
2767 (lookup_recursive_calls): Use IPA profile.
2768 (recursive_inlining): Do not pass frequency.
2769 (resolve_noninline_speculation): Do not update frequency.
2770 (inline_small_functions): Collect max of IPA profile.
2771 (dump_overall_stats): Dump IPA porfile.
2772 (dump_inline_stats): Dump IPA porfile.
2773 (ipa_inline): Collect IPA stats.
2774 * ipa-inline.h (clone_inlined_nodes): Update prototype.
2775 * ipa-profile.c (ipa_propagate_frequency_1): Use frequency function.
2776 (ipa_propagate_frequency): Use frequency function.
2777 (ipa_profile): Cleanup.
2778 * ipa-prop.c (ipa_make_edge_direct_to_target): Do not pass frequency
2779 * ipa-utils.c (ipa_merge_profiles): Merge all profiles.
2780 * lto-cgraph.c (lto_output_edge): Do not stream frequency.
2781 (input_node): Do not stream frequency.
2782 (input_edge): Do not stream frequency.
2783 (merge_profile_summaries): Scale only IPA profiles.
2784 * omp-simd-clone.c (simd_clone_adjust): Do not pass frequency.
2785 * predict.c (drop_profile): Do not recompute frequency.
2786 * trans-mem.c (ipa_tm_insert_irr_call): Do not pass frequency.
2787 (ipa_tm_insert_gettmclone_call): Do not pass frequency.
2788 * tree-cfg.c (execute_fixup_cfg): Drop profile to global0 if needed.
2789 * tree-chkp.c (chkp_copy_bounds_for_assign): Do not pass frequency.
2790 * tree-emutls.c (gen_emutls_addr): Do not pass frequency.
2791 * tree-inline.c (copy_bb): Do not scale frequency.
2792 (expand_call_inline): Do not scale frequency.
2793 (tree_function_versioning): Do not scale frequency.
2794 * ubsan.c (ubsan_create_edge): Do not pass frequency.
2796 2017-11-10 Julia Koval <julia.koval@intel.com>
2798 * config/i386/gfniintrin.h (_mm_gf2p8affine_epi64_epi8)
2799 (_mm256_gf2p8affine_epi64_epi8, _mm_mask_gf2p8affine_epi64_epi8)
2800 (_mm_maskz_gf2p8affine_epi64_epi8, _mm256_mask_gf2p8affine_epi64_epi8)
2801 (_mm256_maskz_gf2p8affine_epi64_epi8)
2802 (_mm512_mask_gf2p8affine_epi64_epi8, _mm512_gf2p8affine_epi64_epi8)
2803 (_mm512_maskz_gf2p8affine_epi64_epi8): New intrinsics.
2804 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineqb_v64qi)
2805 (__builtin_ia32_vgf2p8affineqb_v32qi)
2806 (__builtin_ia32_vgf2p8affineqb_v16qi): New builtins.
2807 * config/i386/sse.md (vgf2p8affineqb_<mode><mask_name>): New pattern.
2809 2017-11-10 Tamar Christina <tamar.christina@arm.com>
2813 (arm_option_override): Refactor.
2814 (arm_option_reconfigure_globals): New.
2815 (arm_options_perform_arch_sanity_checks): New.
2816 * config/arm/arm-protos.h (arm_option_reconfigure_globals):
2818 (arm_options_perform_arch_sanity_checks): Likewise
2820 2017-11-10 Pat Haugen <pthaugen@us.ibm.com>
2822 * rs6000/power9.md (power9-qpdiv): Correct DFU pipe usage.
2823 (power9-qpmul): New.
2824 * rs6000/rs6000.md ("type" attr): Add qmul.
2825 (mul<mode>3, fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw,
2826 *nfms<mode>4_hw, mul<mode>3_odd, fma<mode>4_odd, *fms<mode>4_odd,
2827 *nfma<mode>4_odd, *nfms<mode>4_odd): Change type to qmul.
2829 2017-11-10 Martin Sebor <msebor@redhat.com>
2832 * builtins.c (compute_objsize): Handle arrays that
2833 compute_builtin_object_size likes to fail for. Make extern.
2834 * builtins.h (compute_objsize): Declare.
2835 (check_strncpy_sizes): New function.
2836 (expand_builtin_strncpy): Call check_strncpy_sizes.
2837 * gimple-fold.c (gimple_fold_builtin_strncpy): Implement
2838 -Wstringop-truncation.
2839 (gimple_fold_builtin_strncat): Same.
2840 * gimple.c (gimple_build_call_from_tree): Set call location.
2841 * tree-ssa-strlen.c (strlen_to_stridx): New global variable.
2842 (maybe_diag_bound_equal_length, is_strlen_related_p): New functions.
2843 (handle_builtin_stxncpy, handle_builtin_strncat): Same.
2844 (handle_builtin_strlen): Use strlen_to_stridx.
2845 (strlen_optimize_stmt): Handle flavors of strncat, strncpy, and
2847 Use strlen_to_stridx.
2848 (pass_strlen::execute): Release strlen_to_stridx.
2849 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document enhancement.
2850 (-Wstringop-truncation): Document new option.
2852 2017-11-10 Martin Liska <mliska@suse.cz>
2854 PR gcov-profile/82702
2855 * gcov.c (main): Handle intermediate files in a different
2857 (get_gcov_intermediate_filename): New function.
2858 (output_gcov_file): Remove support of intermediate files.
2859 (generate_results): Allocate intermediate file.
2860 (release_structures): Clean-up properly fn_end.
2861 (output_intermediate_file): Start iterating with line 1.
2863 2017-11-10 Jakub Jelinek <jakub@redhat.com>
2865 PR tree-optimization/82929
2866 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
2867 ops_swapped_p non-static data member.
2868 (store_immediate_info::store_immediate_info): Clear it.
2869 (imm_store_chain_info::coalesce_immediate_stores): If swapping
2870 ops set ops_swapped_p.
2871 (count_multiple_uses): Handle ops_swapped_p.
2873 2017-11-10 Martin Liska <mliska@suse.cz>
2875 * coverage.c (coverage_init): Stream information about
2876 support of has_unexecuted_blocks.
2877 * doc/gcov.texi: Document that.
2878 * gcov-dump.c (dump_gcov_file): Support it in gcov_dump tool.
2879 * gcov.c (read_graph_file): Likewise.
2880 (output_line_beginning): Fix a small issue with
2883 2017-11-10 Bin Cheng <bin.cheng@arm.com>
2885 * tree-predcom.c (determine_roots_comp): Avoid memory leak by freeing
2886 reference of trivial component.
2888 2017-11-10 Jakub Jelinek <jakub@redhat.com>
2891 * gimple-ssa-store-merging.c
2892 (pass_store_merging::terminate_all_aliasing_chains): For
2893 gimple_store_p stmts also call refs_output_dependent_p.
2895 PR rtl-optimization/82913
2896 * compare-elim.c (try_merge_compare): Punt if def_insn is not
2899 2017-11-09 Jeff Law <law@redhat.com>
2901 * vr-values.h: New file with vr_values class.
2902 * tree-vrp.c: Include vr-values.h
2903 (vrp_value_range_pool, vrp_equiv_obstack, num_vr_values): Move static
2904 data objects into the vr_values class.
2905 (vr_value, values_propagated, vr_phi_edge_counts): Likewise.
2906 (get_value_range): Make it a member function within vr_values class.
2907 (set_defs_to_varying, update_value_range, add_equivalence): Likewise.
2908 (vrp_stmt_computes_nonzero_p, op_with_boolean_value_range_p): Likewise.
2909 (op_with_constant_singleton_value_range): Likewise.
2910 (extract_range_for_var_from_comparison_expr): Likewise.
2911 (extract_range_from_assert, extract_range_from_ssa_name): Likewise.
2912 (extract_range_from_binary_expr): Likewise.
2913 (extract_range_from_unary_expr): Likewise.
2914 (extract_range_from_cond_expr, extrat_range_from_comparison): Likewise.
2915 (check_for_binary_op_overflow, extract_range_basic): Likewise.
2916 (extract_range_from_assignment, adjust_range_with_scev): Likewise.
2917 (dump_all_value_ranges, get_vr_for_comparison): Likewise.
2918 (compare_name_with_value, compare_names): Likewise.
2919 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Likewise.
2920 (vrp_evaluate_conditional_warnv_with_ops): Likewise. Remove prototype.
2921 (vrp_evaluate_conditional, vrp_visit_cond_stmt): Likewise.
2922 (vrp_visit_switch_stmt, extract_range_from_stmt): Likewise.
2923 (extract_range_from_phi_node): Likewise.
2924 (simplify_truth_ops_using_ranges): Likewise.
2925 (simplify_div_or_mod_using_ranges): Likewise.
2926 (simplify_min_or_max_using_ranges, simplify_abs_using_ranges): Likewise.
2927 (simplify_bit_ops_using_ranges, simplify_cond_using_ranges_1): Likewise.
2928 (simplify_cond_using_ranges_2, simplify_switch_using_ranges): Likewise.
2929 (simplify_float_conversion_using_ranges): Likewise.
2930 (simplify_internal_call_using_ranges): Likewise.
2931 (two_valued_val_range_p, simplify_stmt_using_ranges): Likewise.
2932 (vrp_visit_assignment_or_call): Likewise. Smuggle class instance
2933 poitner via x_vr_values for calls into gimple folder.
2934 (vrp_initialize_lattice): Make this the vr_values ctor.
2935 (vrp_free_lattice): Make this the vr_values dtor.
2936 (set_vr_value): New function.
2937 (class vrp_prop): Add vr_values data member. Add various member
2938 functions as well as member functions that delegate to vr_values.
2939 (check_array_ref): Make a member function within vrp_prop class.
2940 (search_for_addr_array, vrp_initialize): Likewise.
2941 (vrp_finalize): Likewise. Revamp to avoid direct access to
2942 vr_value, values_propagated, etc.
2943 (check_array_bounds): Extract vrp_prop class instance pointer from
2944 walk info structure. Use it to call member functions.
2945 (check_all_array_refs): Make a member function within vrp_prop class.
2946 Smuggle class instance pointer via walk info structure.
2947 (x_vr_values): New local static.
2948 (vrp_valueize): Use x_vr_values to get class instance.
2949 (vr_valueize_1): Likewise.
2950 (class vrp_folder): Add vr_values data member. Add various member
2951 functions as well as member functions that delegate to vr_values.
2952 (fold_predicate_in): Make a mber fucntion within vrp_folder class.
2953 (simplify_stmt_for_jump_threading): Extract smuggled vr_values
2954 class instance from vr_values. Use it to call member functions.
2955 (vrp_dom_walker): Add vr_values data member.
2956 (vrp_dom_walker::after_dom_children): Smuggle vr_values class
2957 instance via x_vr_values.
2958 (identify_jump_threads): Accept vr_values as argument. Store
2959 it into the walker structure.
2960 (evrp_dom_walker): Add vr_values class data member. Add various
2962 (evrp_dom_walker::try_find_new_range): Use vr_values data
2963 member to access the memory allocator.
2964 (evrp_dom_walker::before_dom_children): Store vr_values class
2965 instance into the vrp_folder class.
2966 (evrp_dom_walker::push_value_range): Rework to avoid direct
2967 access to num_vr_values and vr_value.
2968 (evrp_dom_walker::pop_value_range): Likewise.
2969 (execute_early_vrp): Remove call to vrp_initialize_lattice.
2970 Use vr_values to get to dump_all_value_ranges member function.
2971 Remove call to vrp_free_lattice. Call vrp_initialize, vrp_finalize,
2972 and simplify_cond_using_ranges_2 via vrp_prop class instance.
2973 Pass vr_values class instance down to identify_jump_threads.
2974 Remove call to vrp_free_lattice.
2975 (debug_all_value_ranges): Remove.
2977 * tree-vrp.c (vrp_prop): Move class to earlier point in the file.
2978 (vrp_folder): Likewise.
2980 * tree-vrp.c (set_value_range): Do not reference vrp_equiv_obstack.
2981 Get it from the existing bitmap instead.
2982 (vrp_intersect_ranges_1): Likewise.
2984 2017-11-09 Jakub Jelinek <jakub@redhat.com>
2986 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
2988 (store_immediate_info::store_immediate_info): Add bitnotp argument,
2989 set bit_not_p to it.
2990 (imm_store_chain_info::coalesce_immediate_stores): Break group
2991 if bit_not_p is different.
2992 (count_multiple_uses, split_group,
2993 imm_store_chain_info::output_merged_store): Handle info->bit_not_p.
2994 (handled_load): Avoid multiple chained BIT_NOT_EXPRs.
2995 (pass_store_merging::process_store): Handle BIT_{AND,IOR,XOR}_EXPR
2996 result inverted using BIT_NOT_EXPR, compute bit_not_p, pass it
2997 to store_immediate_info ctor.
2999 2017-11-09 Jim Wilson <jimw@sifive.com>
3001 * collect2.c (OBJECT_FORMAT_COFF): Remove EXTENDED_COFF support.
3002 (scan_prog_file): Likewise.
3004 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
3006 * bb-reorder.c (max_entry_frequency): Remove.
3007 (find_traces, rotate_loop, mark_bb_visited, connect_better_edge_p,
3008 connect_traces, push_to_next_round_p): Remove prototypes.
3009 (find_traces_1_round): Use counts only.
3010 (push_to_next_round_p): Likewise.
3011 (find_traces): Likewise.
3012 (rotate_loop): Likewise.
3013 (find_traces_1_round): Likewise.
3014 (connect_traces): Likewise.
3015 (edge_order): Likewise.
3017 2017-11-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
3019 * config/arm/arm.c (output_return_instruction): Add comments to
3020 indicate requirement for cmse_nonsecure_entry return to account
3021 for the size of clearing instruction output here.
3022 (thumb_exit): Likewise.
3023 * config/arm/thumb2.md (thumb2_cmse_entry_return): Fix length for
3024 return in hardfloat mode.
3026 2017-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3028 * config/rs6000/rs6000.c (machine_function): Add a bool,
3029 "toc_is_wrapped_separately".
3030 (rs6000_option_override_internal): Enable OPTION_MASK_SAVE_TOC_INDIRECT
3031 if it wasn't explicitly set or unset, we are optimizing for speed, and
3032 doing separate shrink-wrapping.
3033 (rs6000_get_separate_components): Enable the TOC component if
3034 saving the TOC register in the prologue.
3035 (rs6000_components_for_bb): Handle the TOC component.
3036 (rs6000_emit_prologue_components): Store the TOC register where needed.
3037 (rs6000_set_handled_components): Mark TOC as handled, if handled.
3038 (rs6000_emit_prologue): Don't save the TOC if that is already done.
3040 2017-11-09 Martin Jambor <mjambor@suse.cz>
3042 * ipa-param-manipulation.c: New file.
3043 * ipa-param-manipulation.h: Likewise.
3044 * Makefile.in (OBJS): Add ipa-param-manipulation.o.
3045 (PLUGIN_HEADERS): Addded ipa-param-manipulation.h
3046 * ipa-param.h (ipa_parm_op): Moved to ipa-param-manipulation.h.
3047 (ipa_parm_adjustment): Likewise.
3048 (ipa_parm_adjustment_vec): Likewise.
3049 (ipa_get_vector_of_formal_parms): Moved declaration to
3050 ipa-param-manipulation.h.
3051 (ipa_get_vector_of_formal_parm_types): Likewise.
3052 (ipa_modify_formal_parameters): Likewise.
3053 (ipa_modify_call_arguments): Likewise.
3054 (ipa_combine_adjustments): Likewise.
3055 (ipa_dump_param_adjustments): Likewise.
3056 (ipa_modify_expr): Likewise.
3057 (ipa_get_adjustment_candidate): Likewise.
3058 * ipa-prop.c (ipa_get_vector_of_formal_parms): Moved to
3059 ipa-param-manipulation.c.
3060 (ipa_get_vector_of_formal_parm_types): Likewise.
3061 (ipa_modify_formal_parameters): Likewise.
3062 (ipa_modify_call_arguments): Likewise.
3063 (ipa_modify_expr): Likewise.
3064 (get_ssa_base_param): Likewise.
3065 (ipa_get_adjustment_candidate): Likewise.
3066 (index_in_adjustments_multiple_times_p): Likewise.
3067 (ipa_combine_adjustments): Likewise.
3068 (ipa_dump_param_adjustments): Likewise.
3069 * tree-sra.c: Also include ipa-param-manipulation.h
3070 * omp-simd-clone.c: Include ipa-param-manipulation.h instead of
3073 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3074 Alan Hayward <alan.hayward@arm.com>
3075 David Sherwood <david.sherwood@arm.com>
3077 * doc/sourcebuild.texi (vect_masked_store): Document.
3079 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3080 Alan Hayward <alan.hayward@arm.com>
3081 David Sherwood <david.sherwood@arm.com>
3083 * doc/sourcebuild.texi (vect_align_stack_vars): Document.
3085 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3086 Alan Hayward <alan.hayward@arm.com>
3087 David Sherwood <david.sherwood@arm.com>
3089 * doc/sourcebuild.texi (vect_variable_length): Document.
3091 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3092 Alan Hayward <alan.hayward@arm.com>
3093 David Sherwood <david.sherwood@arm.com>
3095 * doc/sourcebuild.texi (vect_unaligned_possible): Document.
3097 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3098 Alan Hayward <alan.hayward@arm.com>
3099 David Sherwood <david.sherwood@arm.com>
3101 * doc/sourcebuild.texi (vect_element_align_preferred): Document.
3103 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3104 Alan Hayward <alan.hayward@arm.com>
3105 David Sherwood <david.sherwood@arm.com>
3107 * doc/sourcebuild.texi (vect_perm_short, vect_perm_byte): Document
3108 previously undocumented selectors.
3109 (vect_perm3_byte, vect_perm3_short, vect_perm3_int): Document.
3111 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3113 * doc/rtl.texi (const_vector): Say that elements can be
3114 const_wide_ints too.
3115 * emit-rtl.h (valid_for_const_vec_duplicate_p): Declare.
3116 * emit-rtl.c (valid_for_const_vec_duplicate_p): New function.
3117 (gen_vec_duplicate): Use it instead of CONSTANT_P.
3118 * optabs.c (expand_vector_broadcast): Likewise.
3120 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3121 Alan Hayward <alan.hayward@arm.com>
3122 David Sherwood <david.sherwood@arm.com>
3124 * tree-ssa-loop-ivopts.c (get_address_cost): Try using a
3125 scaled index even if the unscaled address was invalid.
3126 Don't increase the complexity of using a scale in that case.
3128 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
3129 Alan Hayward <alan.hayward@arm.com>
3130 David Sherwood <david.sherwood@arm.com>
3132 * doc/rtl.texi: Rewrite the subreg rules so that they partition
3133 the inner register into REGMODE_NATURAL_SIZE bytes rather than
3134 UNITS_PER_WORD bytes.
3135 * emit-rtl.c (validate_subreg): Divide subregs into blocks
3136 based on REGMODE_NATURAL_SIZE of the inner mode.
3137 (gen_lowpart_common): Split the SCALAR_FLOAT_MODE_P and
3138 !SCALAR_FLOAT_MODE_P cases. Use REGMODE_NATURAL_SIZE for the latter.
3139 * expmed.c (lowpart_bit_field_p): Divide the value up into
3140 chunks of REGMODE_NATURAL_SIZE rather than UNITS_PER_WORD.
3141 * expr.c (store_constructor): Use REGMODE_NATURAL_SIZE to test
3142 whether something is likely to occupy more than one register.
3144 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
3147 * ipa-inline-transform.c (update_noncloned_frequencies): Use
3148 profile_count::adjust_for_ipa_scaling.
3149 * tree-inline.c (copy_bb, copy_cfg_body): Likewise.
3150 * profile-count.c (profile_count::adjust_for_ipa_scaling): New member
3152 * profile-count.h (profile_count::adjust_for_ipa_scaling): Declare.
3154 2017-11-09 Jakub Jelinek <jakub@redhat.com>
3156 * gimple-ssa-store-merging.c (count_multiple_uses): New function.
3157 (split_group): Add total_orig and total_new arguments, estimate the
3158 number of statements related to the store group without store merging
3159 and with store merging.
3160 (imm_store_chain_info::output_merged_store): Adjust split_group
3161 callers, punt if estimated number of statements with store merging
3162 is not smaller than estimated number of statements without it.
3164 (handled_load): Remove has_single_use checks.
3165 (pass_store_merging::process_store): Likewise.
3167 2017-11-09 Richard Biener <rguenther@suse.de>
3169 PR tree-optimization/82902
3170 * tree-ssa-phiprop.c (propagate_with_phi): Test proper type.
3172 2017-11-09 Martin Liska <mliska@suse.cz>
3175 * emit-rtl.c (init_emit_regs): Initialize split_branch_probability to
3178 2017-11-09 Martin Liska <mliska@suse.cz>
3180 PR tree-optimization/82669
3181 * sbitmap.h (bmp_iter_set_init): Remove non needed check.
3183 2017-11-09 Martin Liska <mliska@suse.cz>
3185 PR gcov-profile/48463
3186 * coverage.c (coverage_begin_function): Output also end locus
3187 of a function and information whether the function is
3189 * gcov-dump.c (tag_function): Parse and print the information.
3190 * gcov.c (INCLUDE_MAP): Add include.
3191 (INCLUDE_SET): Likewise.
3192 (struct line_info): Move earlier in the source file because
3193 of vector<line_info> in function_info structure.
3194 (line_info::line_info): Likewise.
3195 (line_info::has_block): Likewise.
3196 (struct source_info): Add new member index.
3197 (source_info::get_functions_at_location): New function.
3198 (function_info::group_line_p): New function.
3199 (output_intermediate_line): New function.
3200 (output_intermediate_file): Use the mentioned function.
3201 (struct function_start): New.
3202 (struct function_start_pair_hash): Likewise.
3203 (process_file): Add code that identifies group functions.
3204 Assign lines either to global or function scope.
3205 (generate_results): Skip artificial functions.
3206 (find_source): Assign index for each source file.
3207 (read_graph_file): Read new flag artificial and end_line.
3208 (add_line_counts): Assign it either to global of function scope.
3209 (accumulate_line_counts): Isolate core of the function to
3210 accumulate_line_info and call it for both function and global
3212 (accumulate_line_info): New function.
3213 (output_line_beginning): Fix GNU coding style.
3214 (print_source_line): New function.
3215 (output_line_details): Likewise.
3216 (output_function_details): Likewise.
3217 (output_lines): Iterate both source (global) scope and function
3219 (struct function_line_start_cmp): New class.
3220 * doc/gcov.texi: Reflect changes in documentation.
3222 2017-11-09 Jakub Jelinek <jakub@redhat.com>
3225 * dwarf2out.c (const_ok_for_output_1): Reject NEG in addition to NOT.
3226 (mem_loc_descriptor): Handle (const (neg (...))) as (neg (const (...)))
3227 and similarly for not instead of neg.
3229 2017-11-08 Andi Kleen <ak@linux.intel.com>
3231 * config/i386/i386.opt: Add -mforce-indirect-call.
3232 * config/i386/predicates.md: Check for flag_force_indirect_call.
3233 * doc/invoke.texi: Document -mforce-indirect-call
3235 2017-11-08 Kito Cheng <kito.cheng@gmail.com>
3237 * config/riscv/riscv-protos.h (riscv_slow_unaligned_access_p):
3239 (MOVE_RATIO): Use riscv_slow_unaligned_access_p.
3240 config/riscv/riscv.c (predict.h): New include.
3241 (riscv_slow_unaligned_access_p): No longer static.
3242 (riscv_block_move_straight): Add require.
3243 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
3245 2017-11-08 Jakub Jelinek <jakub@redhat.com>
3248 * config/i386/sse.md (<avx512>_eq<mode>3<mask_scalar_merge_name>,
3249 <avx512>_eq<mode>3<mask_scalar_merge_name>_1): Use
3250 nonimmediate_operand predicate for operand 1 instead of
3253 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3255 * config/aarch64/aarch64-simd.md (store_pair_lanes<mode>):
3257 * config/aarch64/constraints.md (Uml): New constraint.
3258 * config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): New
3261 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3263 * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge
3264 of two vec_duplicates into a vec_concat.
3266 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3268 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
3269 Simplify vec_merge of vec_duplicate and vec_concat.
3270 * config/aarch64/constraints.md (Utq): New constraint.
3271 * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): New
3274 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3276 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
3277 Simplify vec_merge of vec_duplicate and const_vector.
3278 * config/aarch64/predicates.md (aarch64_simd_or_scalar_imm_zero):
3280 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Use VDC
3281 mode iterator. Update predicate on operand 1 to
3282 handle non-const_vec constants. Delete constraints.
3283 (*aarch64_combinez_be<mode>): Likewise for operand 2.
3285 2017-11-08 Jakub Jelinek <jakub@redhat.com>
3287 PR tree-optimization/78821
3288 * gimple-ssa-store-merging.c (struct store_operand_info): Add bit_not_p
3290 (store_operand_info::store_operand_info): Initialize it to false.
3291 (pass_store_merging::terminate_all_aliasing_chains): Rewritten to use
3292 ref_maybe_used_by_stmt_p and stmt_may_clobber_ref_p on lhs of each
3293 store in the group, and if chain_info is non-NULL, to ignore altogether
3295 (compatible_load_p): Fail if bit_not_p does not match.
3296 (imm_store_chain_info::output_merged_store): Handle bit_not_p loads.
3297 (handled_load): Fill in bit_not_p. Handle BIT_NOT_EXPR.
3298 (pass_store_merging::process_store): Adjust
3299 terminate_all_aliasing_chains calls to pass NULL in all current spots,
3300 call terminate_all_aliasing_chains newly when adding a store into
3301 a chain with non-NULL chain_info.
3303 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
3305 * config/aarch64/aarch64.c (aarch64_can_eliminate): Simplify logic.
3307 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
3309 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
3311 (aarch64_layout_frame): Initialise emit_frame_chain.
3312 (aarch64_can_eliminate): Remove omit leaf frame pointer code.
3313 (TARGET_FRAME_POINTER_REQUIRED): Remove define.
3315 2017-11-08 Martin Liska <mliska@suse.cz>
3317 * gimplify.c (expand_FALLTHROUGH_r): Simplify usage
3318 of gimple_call_internal_p.
3320 2017-11-07 Tom de Vries <tom@codesourcery.com>
3322 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Wrap in "do {} while (0)".
3324 2017-11-07 Tom de Vries <tom@codesourcery.com>
3326 * config/mips/mips.h (ASM_OUTPUT_CASE_END): Remove semicolon after
3329 2017-11-08 Martin Liska <mliska@suse.cz>
3332 * gimplify.c (expand_FALLTHROUGH_r): Skip IFN_ASAN_MARK.
3334 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
3336 * gimple-pretty-print.c (dump_profile): Return "" instead of NULL.
3338 2017-11-07 Jakub Jelinek <jakub@redhat.com>
3341 * config/i386/i386.md (SWI1248_AVX512BWDQ2_64): New mode iterator.
3342 (*cmp<mode>_ccz_1): New insn with $k alternative.
3345 * config/i386/i386.c (ix86_swap_binary_operands_p): Treat
3346 RTX_COMM_COMPARE as commutative as well.
3347 (ix86_binary_operator_ok): Formatting fix.
3348 * config/i386/sse.md (*mul<mode>3<mask_name><round_name>,
3349 *<code><mode>3<mask_name><round_saeonly_name>,
3350 *<code><mode>3<mask_name>, *<code>tf3, *mul<mode>3<mask_name>,
3351 *<s>mul<mode>3_highpart<mask_name>,
3352 *vec_widen_umult_even_v16si<mask_name>,
3353 *vec_widen_umult_even_v8si<mask_name>,
3354 *vec_widen_umult_even_v4si<mask_name>,
3355 *vec_widen_smult_even_v16si<mask_name>,
3356 *vec_widen_smult_even_v8si<mask_name>, *sse4_1_mulv2siv2di3<mask_name>,
3357 *avx2_pmaddwd, *sse2_pmaddwd, *<sse4_1_avx2>_mul<mode>3<mask_name>,
3358 *avx2_<code><mode>3, *avx512f_<code><mode>3<mask_name>,
3359 *sse4_1_<code><mode>3<mask_name>, *<code>v8hi3,
3360 *sse4_1_<code><mode>3<mask_name>, *<code>v16qi3, *avx2_eq<mode>3,
3361 <avx512>_eq<mode>3<mask_scalar_merge_name>_1, *sse4_1_eqv2di3,
3362 *sse2_eq<mode>3, <mask_codefor><code><mode>3<mask_name>,
3363 *<code><mode>3, *<sse2_avx2>_uavg<mode>3<mask_name>,
3364 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, *ssse3_pmulhrswv4hi3): Use
3365 !(MEM_P (operands[1]) && MEM_P (operands[2])) condition instead of
3366 ix86_binary_operator_ok. Formatting fixes.
3367 (*<plusminus_insn><mode>3<mask_name><round_name>,
3368 *<plusminus_insn><mode>3, *<plusminus_insn><mode>3_m): Formatting
3371 2017-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3373 * config/rs6000/rs6000.md (GPR2): New mode_iterator.
3374 ("cstore<mode>4"): Don't always expand with rs6000_emit_int_cmove for
3375 eq and ne if TARGET_ISEL.
3376 (cmp): New code_iterator.
3377 (UNS, UNSU_, UNSIK): New code_attrs.
3378 (<code><GPR:mode><GPR2:mode>2_isel): New define_insn_and_split.
3379 ("eq<mode>3"): New define_expand, rename the define_insn_and_split
3381 ("eq<mode>3"): ... this.
3382 ("ne<mode>3"): New define_expand, rename the define_insn_and_split
3384 ("ne<mode>3"): ... this.
3386 2017-11-07 Julia Koval <julia.koval@intel.com>
3389 * common/config/i386/i386-common.c
3390 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): Remove MPX from flag.
3391 (ix86_handle_option): Move MPX to isa_flags2 and GFNI to isa_flags.
3392 * config/i386/i386-c.c (ix86_target_macros_internal): Ditto.
3393 * config/i386/i386.opt: Ditto.
3394 * config/i386/i386.c (ix86_target_string): Ditto.
3395 (ix86_option_override_internal): Ditto.
3396 (ix86_init_mpx_builtins): Move MPX to args2.
3397 (ix86_expand_builtin): Special handling for OPTION_MASK_ISA_GFNI.
3398 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineinvqb_v64qi,
3399 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
3400 __builtin_ia32_vgf2p8affineinvqb_v32qi,
3401 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
3402 __builtin_ia32_vgf2p8affineinvqb_v16qi,
3403 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): Move to ARGS array.
3405 2017-11-07 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r)
3409 and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m).
3410 (zero-extendsidi peephole2): Remove peephole.
3412 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
3415 * stor-layout.c: Include attribs.h.
3416 (handle_warn_if_not_align): Replace test on TYPE_USER_ALIGN with
3417 explicit lookup of "aligned" attribute.
3419 2017-11-07 Andrew Waterman <andrew@sifive.com>
3421 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): New prototype.
3422 (riscv_expand_block_move): Likewise.
3423 * config/riscv/riscv.h (MOVE_RATIO): Tune cost to movmemsi
3425 (RISCV_MAX_MOVE_BYTES_PER_LOOP_ITER): New define.
3426 (RISCV_MAX_MOVE_BYTES_STRAIGHT): New define.
3427 * config/riscv/riscv.c (riscv_block_move_straight): New function.
3428 (riscv_adjust_block_mem): Likewise.
3429 (riscv_block_move_loop): Likewise.
3430 (riscv_expand_block_move): Likewise.
3431 * config/riscv/riscv.md (movmemsi): New pattern.
3433 2017-11-07 Michael Clark <michaeljclark@mac.com>
3435 * config/riscv/linux.h (MUSL_ABI_SUFFIX): New define.
3436 (MUSL_DYNAMIC_LINKER): Likewise.
3438 2017-11-07 Richard Sandiford <richard.sandiford@linaro.org>
3440 * config/aarch64/aarch64.md (ashl<mode>3, ashr<mode>3, lshr<mode>3)
3441 (rotr<mode>3, rotl<mode>3): Use aarch64_reg_or_imm instead of
3444 2017-11-07 Richard Biener <rguenther@suse.de>
3446 * match.pd: Fix build.
3448 2017-11-07 Wilco Dijkstra <wdijkstr@arm.com>
3449 Jackson Woodruff <jackson.woodruff@arm.com>
3451 PR tree-optimization/71026
3452 * match.pd: Canonicalize negate in division.
3454 2017-11-07 Sudakshina Das <sudi.das@arm.com>
3457 * match.pd: Simplify 1 << (C - x) where C = precision (x) - 1.
3459 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
3461 * match.pd ((a&~b)|(a^b),(a&~b)^~a,(a|b)&~(a^b),a|~(a^b),
3462 (a|b)|(a&^b),(a&b)|~(a^b),~(~a&b),~X^Y): New transformations.
3464 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
3466 * fold-const.c (negate_expr_p) [PLUS_EXPR, MINUS_EXPR]: Handle
3467 non-scalar integral types.
3468 * match.pd (negate_expr_p): Handle MINUS_EXPR.
3469 (-(A-B), -(~A)): New transformations.
3471 2017-11-07 Tom de Vries <tom@codesourcery.com>
3473 * config/powerpcspe/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
3474 semicolon after "do {} while (0)".
3475 * config/powerpcspe/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3476 * config/powerpcspe/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3477 * config/powerpcspe/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3478 * config/powerpcspe/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3479 * config/powerpcspe/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3481 2017-11-07 Tom de Vries <tom@codesourcery.com>
3483 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon
3484 after "do {} while (0)".
3485 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3486 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3487 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3488 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3489 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3491 2017-11-07 Tom de Vries <tom@codesourcery.com>
3494 * config/arm/arm.c (HANDLE_NARROW_SHIFT_ARITH): Remove semicolon after
3496 (arm_rtx_costs_internal): Add missing semicolon after
3497 HANDLE_NARROW_SHIFT_ARITH call.
3499 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
3501 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
3502 disable isel if it was not set explicitly.
3504 2017-11-06 James Bowman <james.bowman@ftdichip.com>
3506 * gcc/dwarf2out.c (modified_type_die): Retain ADDR_SPACE qualifiers.
3507 (add_type_attribute) likewise.
3509 2017-11-06 H.J. Lu <hongjiu.lu@intel.com>
3511 * config/i386/i386.c (ix86_can_use_return_insn_p): Use reference
3512 of struct ix86_frame.
3513 (ix86_initial_elimination_offset): Likewise.
3514 (ix86_expand_split_stack_prologue): Likewise.
3516 2017-11-06 Marc Glisse <marc.glisse@inria.fr>
3518 * tree-vrp.h (enum value_range_type): Update stale comment.
3520 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3521 Alan Hayward <alan.hayward@arm.com>
3522 David Sherwood <david.sherwood@arm.com>
3524 * config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm)
3525 (aarch64_expand_vec_perm_const): Take the number of units too.
3526 * config/aarch64/aarch64.c (aarch64_expand_vec_perm)
3527 (aarch64_expand_vec_perm_const): Likewise.
3528 * config/aarch64/aarch64-simd.md (vec_perm_const<mode>)
3529 (vec_perm<mode>): Update accordingly.
3531 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3532 Alan Hayward <alan.hayward@arm.com>
3533 David Sherwood <david.sherwood@arm.com>
3535 * config/aarch64/aarch64-protos.h (aarch64_simd_vect_par_cnst_half):
3536 Take the number of units too.
3537 * config/aarch64/aarch64.c (aarch64_simd_vect_par_cnst_half): Likewise.
3538 (aarch64_simd_check_vect_par_cnst_half): Update call accordingly,
3539 but check for a vector mode before rather than after the call.
3540 * config/aarch64/aarch64-simd.md (aarch64_split_simd_mov<mode>)
3541 (move_hi_quad_<mode>, vec_unpack<su>_hi_<mode>)
3542 (vec_unpack<su>_lo_<mode, vec_widen_<su>mult_lo_<mode>)
3543 (vec_widen_<su>mult_hi_<mode>, vec_unpacks_lo_<mode>)
3544 (vec_unpacks_hi_<mode>, aarch64_saddl2<mode>, aarch64_uaddl2<mode>)
3545 (aarch64_ssubl2<mode>, aarch64_usubl2<mode>, widen_ssum<mode>3)
3546 (widen_usum<mode>3, aarch64_saddw2<mode>, aarch64_uaddw2<mode>)
3547 (aarch64_ssubw2<mode>, aarch64_usubw2<mode>, aarch64_sqdmlal2<mode>)
3548 (aarch64_sqdmlsl2<mode>, aarch64_sqdmlal2_lane<mode>)
3549 (aarch64_sqdmlal2_laneq<mode>, aarch64_sqdmlsl2_lane<mode>)
3550 (aarch64_sqdmlsl2_laneq<mode>, aarch64_sqdmlal2_n<mode>)
3551 (aarch64_sqdmlsl2_n<mode>, aarch64_sqdmull2<mode>)
3552 (aarch64_sqdmull2_lane<mode>, aarch64_sqdmull2_laneq<mode>)
3553 (aarch64_sqdmull2_n<mode>): Update accordingly.
3555 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3556 Alan Hayward <alan.hayward@arm.com>
3557 David Sherwood <david.sherwood@arm.com>
3559 * config/aarch64/aarch64-protos.h (aarch64_reverse_mask): Take
3560 the number of units too.
3561 * config/aarch64/aarch64.c (aarch64_reverse_mask): Likewise.
3562 * config/aarch64/aarch64-simd.md (vec_load_lanesoi<mode>)
3563 (vec_store_lanesoi<mode>, vec_load_lanesci<mode>)
3564 (vec_store_lanesci<mode>, vec_load_lanesxi<mode>)
3565 (vec_store_lanesxi<mode>): Update accordingly.
3567 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3568 Alan Hayward <alan.hayward@arm.com>
3569 David Sherwood <david.sherwood@arm.com>
3571 * config/aarch64/aarch64-protos.h (aarch64_endian_lane_rtx): Declare.
3572 * config/aarch64/aarch64.c (aarch64_endian_lane_rtx): New function.
3573 * config/aarch64/aarch64.h (ENDIAN_LANE_N): Take the number
3574 of units rather than the mode.
3575 * config/aarch64/iterators.md (nunits): New mode attribute.
3576 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args):
3577 Use aarch64_endian_lane_rtx instead of GEN_INT (ENDIAN_LANE_N ...).
3578 * config/aarch64/aarch64-simd.md (aarch64_dup_lane<mode>)
3579 (aarch64_dup_lane_<vswap_width_name><mode>, *aarch64_mul3_elt<mode>)
3580 (*aarch64_mul3_elt_<vswap_width_name><mode>): Likewise.
3581 (*aarch64_mul3_elt_to_64v2df, *aarch64_mla_elt<mode>): Likewise.
3582 (*aarch64_mla_elt_<vswap_width_name><mode>, *aarch64_mls_elt<mode>)
3583 (*aarch64_mls_elt_<vswap_width_name><mode>, *aarch64_fma4_elt<mode>)
3584 (*aarch64_fma4_elt_<vswap_width_name><mode>):: Likewise.
3585 (*aarch64_fma4_elt_to_64v2df, *aarch64_fnma4_elt<mode>): Likewise.
3586 (*aarch64_fnma4_elt_<vswap_width_name><mode>): Likewise.
3587 (*aarch64_fnma4_elt_to_64v2df, reduc_plus_scal_<mode>): Likewise.
3588 (reduc_plus_scal_v4sf, reduc_<maxmin_uns>_scal_<mode>): Likewise.
3589 (reduc_<maxmin_uns>_scal_<mode>): Likewise.
3590 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
3591 (*aarch64_get_lane_zero_extendsi<mode>): Likewise.
3592 (aarch64_get_lane<mode>, *aarch64_mulx_elt_<vswap_width_name><mode>)
3593 (*aarch64_mulx_elt<mode>, *aarch64_vgetfmulx<mode>): Likewise.
3594 (aarch64_sq<r>dmulh_lane<mode>, aarch64_sq<r>dmulh_laneq<mode>)
3595 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Likewise.
3596 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
3597 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Likewise.
3598 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Likewise.
3599 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
3600 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Likewise.
3601 (aarch64_sqdmull_lane<mode>, aarch64_sqdmull_laneq<mode>): Likewise.
3602 (aarch64_sqdmull2_lane<mode>_internal): Likewise.
3603 (aarch64_sqdmull2_laneq<mode>_internal): Likewise.
3604 (aarch64_vec_load_lanesoi_lane<mode>): Likewise.
3605 (aarch64_vec_store_lanesoi_lane<mode>): Likewise.
3606 (aarch64_vec_load_lanesci_lane<mode>): Likewise.
3607 (aarch64_vec_store_lanesci_lane<mode>): Likewise.
3608 (aarch64_vec_load_lanesxi_lane<mode>): Likewise.
3609 (aarch64_vec_store_lanesxi_lane<mode>): Likewise.
3610 (aarch64_simd_vec_set<mode>): Update use of ENDIAN_LANE_N.
3611 (aarch64_simd_vec_setv2di): Likewise.
3613 2017-11-06 Carl Love <cel@us.ibm.com>
3615 * config/rs6000/rs6000-c.c (P8V_BUILTIN_VEC_REVB): Add power 8
3617 (P9V_BUILTIN_VEC_REVB): Remove the power 9 instance definitions.
3618 * config/rs6000/altivec.h (vec_revb): Change the #define from power 9
3620 * config/rs6000/r6000-protos.h (swap_endian_selector_for_mode): Add new
3622 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Add function.
3623 * config/rs6000/rs6000-builtin.def (BU_P8V_VSX_1, BU_P8V_OVERLOAD_1):
3624 Add power 8 macro expansions.
3625 (BU_P9V_OVERLOAD_1): Remove power 9 overload expansion.
3626 * config/rs6000/vsx.md (revb_<mode>): Add define_expand to generate
3627 power 8 instructions. (VSX_XXBR): Add iterator.
3629 2017-11-06 Wilco Dijkstra <wdijkstr@arm.com>
3631 * config/arm/arm.md (predicable_short_it): Change default to "no",
3632 improve documentation, remove uses that are identical to the default.
3633 (enabled_for_depr_it): Rename to enabled_for_short_it.
3634 * gcc/config/arm/arm-fixed.md (predicable_short_it):
3635 Remove default uses.
3636 * gcc/config/arm/ldmstm.md (predicable_short_it): Likewise.
3637 * gcc/config/arm/sync.md (predicable_short_it): Likewise.
3638 * gcc/config/arm/thumb2.md (predicable_short_it): Likewise.
3639 * gcc/config/arm/vfp.md (predicable_short_it): Likewise.
3641 2017-11-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3644 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1): Delete
3645 float128 helper macros, which are no longer used after deleting
3646 the old 'q' built-in functions, and moving the round to odd
3647 built-in functions to being special built-in functions.
3648 (BU_FLOAT128_2): Likewise.
3649 (BU_FLOAT128_1_HW): Likewise.
3650 (BU_FLOAT128_2_HW): Likewise.
3651 (BU_FLOAT128_3_HW): Likewise.
3652 (FABSQ): Delete old 'q' built-in functions.
3653 (COPYSIGNQ): Likewise.
3654 (SQRTF128_ODD): Move round to odd built-in functions to be
3655 special built-in functions, so that we can handle
3656 -mabi=ieeelongdouble.
3657 (TRUNCF128_ODD): Likewise.
3658 (ADDF128_ODD): Likewise.
3659 (SUBF128_ODD): Likewise.
3660 (MULF128_ODD): Likewise.
3661 (DIVF128_ODD): Likewise.
3662 (FMAF128_ODD): Likewise.
3663 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Map old 'q'
3664 built-in names to 'f128'.
3665 * config/rs6000/rs6000.c (rs6000_fold_builtin): Remove folding the
3666 old 'q' built-in functions, as the machine independent code for
3667 'f128' built-in functions handles this.
3668 (rs6000_expand_builtin): Add expansion for float128 round to odd
3669 functions, keying off on -mabi=ieeelongdouble of whether to use
3670 the KFmode or TFmode variant.
3671 (rs6000_init_builtins): Initialize the _Float128 round to odd
3673 * doc/extend.texi (PowerPC Built-in Functions): Document the old
3674 _Float128 'q' built-in functions are now mapped into the new
3675 'f128' built-in functions.
3677 2017-11-06 David Edelsohn <dje.gcc@gmail.com>
3679 * collect2.c (add_lto_object): Compile for OBJECT_COFF.
3680 (scan_prog_file): Don't skip PASS_LTOINFO. Scan for LTO objects.
3682 2017-11-06 David Malcolm <dmalcolm@redhat.com>
3685 * ipa-fnsummary.c (ipa_fnsummary_c_finalize): New function.
3686 * ipa-fnsummary.h (ipa_fnsummary_c_finalize): New decl.
3687 * toplev.c: Include "ipa-fnsummary.h".
3688 (toplev::finalize): Call ipa_fnsummary_c_finalize.
3690 2017-11-06 Jakub Jelinek <jakub@redhat.com>
3692 PR tree-optimization/82838
3693 * gimple-ssa-store-merging.c
3694 (imm_store_chain_info::output_merged_store): Call force_gimple_operand_1
3695 on a separate gimple_seq which is then appended to seq.
3697 2017-11-06 Jeff Law <law@redhat.com>
3700 * config/i386/i386.c (PROBE_INTERVAL): Remove.
3701 (get_probe_interval): New functions.
3702 (ix86_adjust_stack_and_probe_stack_clash): Use get_probe_interval.
3703 (ix86_adjust_stack_and_probe): Likewise.
3704 (output_adjust_stack_and_probe): Likewise.
3705 (ix86_emit_probe_stack_range): Likewise.
3706 (ix86_expand_prologue): Likewise.
3708 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3710 PR tree-optimization/82816
3711 * tree-ssa-math-opts.c (convert_mult_to_widen): Return false
3712 if the modes of the two types are the same.
3713 (convert_plusminus_to_widen): Likewise.
3715 2017-11-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3717 * config/rs6000/altivec.md (*p9_vadu<mode>3) Rename to
3719 (usadv16qi): New define_expand.
3720 (usadv8hi): New define_expand.
3722 2017-11-06 Jan Hubicka <hubicka@ucw.cz>
3725 * ipa-inline-transform.c (update_noncloned_frequencies): Always
3727 (inline_transform): Likewise.
3728 * predict.c (counts_to_freqs): Remove useless conditional.
3729 * profile-count.h (profile_count::apply_scale): Move sanity check.
3730 * tree-inline.c (copy_bb): Always scale.
3731 (copy_cfg_body): Likewise.
3733 2017-11-06 Christophe Lyon <christophe.lyon@linaro.org>
3736 * config/arm/arm.md (*sub_shiftsi): Add predicable_short_it
3738 (*cmp_ite0): Add enabled_for_depr_it attribute.
3739 (*cmp_ite1): Likewise.
3741 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
3743 * config/rs6000/rs6000.c (rs6000_insn_cost): Handle TYPE_MFCR and
3746 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
3748 * tree-vrp.c (vrp_int_const_binop): Return true on success and
3749 return the value by pointer.
3750 (extract_range_from_multiplicative_op_1): Update accordingly.
3751 Return as soon as an operation fails.
3753 2017-11-05 Tom de Vries <tom@codesourcery.com>
3756 * asan.c (DEF_SANITIZER_BUILTIN_1): Factor out of ...
3757 (DEF_SANITIZER_BUILTIN): ... here.
3758 (initialize_sanitizer_builtins): Use DEF_SANITIZER_BUILTIN_1 instead of
3759 DEF_SANITIZER_BUILTIN in if stmt. Add missing semicolon.
3761 2017-11-05 Tom de Vries <tom@codesourcery.com>
3764 * config/elfos.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after
3766 (ASM_OUTPUT_CASE_LABEL): Add semicolon after
3767 ASM_OUTPUT_BEFORE_CASE_LABEL call.
3768 * config/arc/arc.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon
3770 * config/m68k/m68kelf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
3771 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
3772 * config/v850/v850.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
3774 2017-11-05 Tom de Vries <tom@codesourcery.com>
3777 * graphite-scop-detection.c (DEBUG_PRINT): Remove semicolon after
3780 2017-11-04 Michael Clark <michaeljclark@mac.com>
3782 * config/riscv/riscv.c (riscv_print_operand): Add a 'i' format.
3783 config/riscv/riscv.md (addsi3): Use 'i' for immediates.
3785 (*addsi3_extended): Likewise.
3786 (*addsi3_extended2): Likewise.
3787 (<optab>si3): Likewise.
3788 (<optab>di3): Likewise.
3789 (<optab><mode>3): Likewise.
3790 (<*optabe>si3_internal): Likewise.
3791 (zero_extendqi<SUPERQI:mode>2): Likewise.
3792 (*add<mode>hi3): Likewise.
3793 (*xor<mode>hi3): Likewise.
3794 (<optab>di3): Likewise.
3795 (*<optab>si3_extend): Likewise.
3796 (*sge<u>_<X:mode><GPR:mode>): Likewise.
3797 (*slt<u>_<X:mode><GPR:mode>): Likewise.
3798 (*sle<u>_<X:mode><GPR:mode>): Likewise.
3800 2017-11-04 Andrew Waterman <andrew@sifive.com>
3802 * config/riscv/riscv.c (riscv_option_override): Conditionally set
3803 TARGET_STRICT_ALIGN based upon -mtune argument.
3805 2017-11-04 Andrew Waterman <andrew@sifive.com>
3807 * config/riscv/riscv.h (SLOW_BYTE_ACCESS): Change to 1.
3809 2017-11-04 Daniel Santos <daniel.santos@pobox.com>
3811 * config/i386/i386.c (choose_basereg): Use optional scratch
3812 register and add assertion.
3813 (x86_emit_outlined_ms2sysv_save): Use scratch register when
3814 needed, and don't allocate stack.
3815 (ix86_expand_prologue): Rearrange where SSE saves/stub call is
3816 emitted, correct wrong allocation with -mcall-ms2sysv-xlogues.
3817 (ix86_emit_outlined_ms2sysv_restore): Fix non-immediate offsets.
3819 2017-11-03 Jeff Law <law@redhat.com>
3821 * config/i386/i386.c (ix86_emit_restore_reg_using_pop): Prototype.
3822 (ix86_adjust_stack_and_probe_stack_clash): Use a push/pop sequence
3823 to probe at the start of a noreturn function.
3825 2017-11-03 Jakub Jelinek <jakub@redhat.com>
3827 PR tree-optimization/78821
3828 * gimple-ssa-store-merging.c: Update the file comment.
3829 (MAX_STORE_ALIAS_CHECKS): Define.
3830 (struct store_operand_info): New type.
3831 (store_operand_info::store_operand_info): New constructor.
3832 (struct store_immediate_info): Add rhs_code and ops data members.
3833 (store_immediate_info::store_immediate_info): Add rhscode, op0r
3834 and op1r arguments to the ctor, initialize corresponding data members.
3835 (struct merged_store_group): Add load_align_base and load_align
3837 (merged_store_group::merged_store_group): Initialize them.
3838 (merged_store_group::do_merge): Update them.
3839 (merged_store_group::apply_stores): Pick the constant for
3840 encode_tree_to_bitpos from one of the two operands, or skip
3841 encode_tree_to_bitpos if neither operand is a constant.
3842 (class pass_store_merging): Add process_store method decl. Remove
3843 bool argument from terminate_all_aliasing_chains method decl.
3844 (pass_store_merging::terminate_all_aliasing_chains): Remove
3845 var_offset_p argument and corresponding handling.
3846 (stmts_may_clobber_ref_p): New function.
3847 (compatible_load_p): New function.
3848 (imm_store_chain_info::coalesce_immediate_stores): Terminate group
3849 if there is overlap and rhs_code is not INTEGER_CST. For
3850 non-overlapping stores terminate group if rhs is not mergeable.
3851 (get_alias_type_for_stmts): Change first argument from
3852 auto_vec<gimple *> & to vec<gimple *> &. Add IS_LOAD, CLIQUEP and
3853 BASEP arguments. If IS_LOAD is true, look at rhs1 of the stmts
3854 instead of lhs. Compute *CLIQUEP and *BASEP in addition to the
3856 (get_location_for_stmts): Change first argument from
3857 auto_vec<gimple *> & to vec<gimple *> &.
3858 (struct split_store): Remove orig_stmts data member, add orig_stores.
3859 (split_store::split_store): Create orig_stores rather than orig_stmts.
3860 (find_constituent_stmts): Renamed to ...
3861 (find_constituent_stores): ... this. Change second argument from
3862 vec<gimple *> * to vec<store_immediate_info *> *, push pointers
3863 to info structures rather than the statements.
3864 (split_group): Rename ALLOW_UNALIGNED argument to
3865 ALLOW_UNALIGNED_STORE, add ALLOW_UNALIGNED_LOAD argument and handle
3866 it. Adjust find_constituent_stores caller.
3867 (imm_store_chain_info::output_merged_store): Handle rhs_code other
3868 than INTEGER_CST, adjust split_group, get_alias_type_for_stmts and
3869 get_location_for_stmts callers. Set MR_DEPENDENCE_CLIQUE and
3870 MR_DEPENDENCE_BASE on the MEM_REFs if they are the same in all stores.
3871 (mem_valid_for_store_merging): New function.
3872 (handled_load): New function.
3873 (pass_store_merging::process_store): New method.
3874 (pass_store_merging::execute): Use process_store method. Adjust
3875 terminate_all_aliasing_chains caller.
3877 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
3879 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
3880 Return true for more constants, symbols and label references.
3881 (aarch64_valid_floating_const): Remove unused function.
3883 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
3886 * config/aarch64/aarch64.c (aarch64_layout_frame):
3887 Undo forcing of LR at bottom of frame.
3889 2017-11-03 Jeff Law <law@redhat.com>
3892 * config/i386/i386.c (ix86_expand_prologue): Tighten assert
3893 for int_registers_saved.
3895 * cfganal.c (single_pred_edge_ignoring_loop_edges): New function
3896 extracted from tree-ssa-dom.c.
3897 * cfganal.h (single_pred_edge_ignoring_loop_edges): Prototype.
3898 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): Remove.
3899 (record_equivalences_from_incoming_edge): Add additional argument
3900 to single_pred_edge_ignoring_loop_edges call.
3901 * tree-ssa-uncprop.c (single_incoming_edge_ignoring_loop_edges): Remove.
3902 (uncprop_dom_walker::before_dom_children): Add additional argument
3903 to single_pred_edge_ignoring_loop_edges call.
3904 * tree-ssa-sccvn.c (sccvn_dom_walker::before_dom_children): Use
3905 single_pred_edge_ignoring_loop_edges rather than open coding.
3906 * tree-vrp.c (evrp_dom_walker::before_dom_children): Similarly.
3908 2017-11-03 Marc Glisse <marc.glisse@inria.fr>
3910 * match.pd (-(-A)): Rewrite.
3912 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3914 * config/rs6000/rs60000-protos.h (rs6000_emit_sISEL): Delete.
3915 (rs6000_emit_int_cmove): New declaration.
3916 * config/rs6000/rs6000.c (rs6000_emit_int_cmove): Delete declaration.
3917 (rs6000_emit_sISEL): Delete.
3918 (rs6000_emit_int_cmove): Make non-static.
3919 * config/rs6000/rs6000.md (cstore<mode>4): Use rs6000_emit_int_cmove
3920 instead of rs6000_emit_sISEL.
3922 2017-11-03 Jan Hubicka <hubicka@ucw.cz>
3924 * asan.c (create_cond_insert_point): Maintain profile.
3925 * ipa-utils.c (ipa_merge_profiles): Be sure only IPA profiles are
3927 * basic-block.h (struct basic_block_def): Remove frequency.
3928 (EDGE_FREQUENCY): Use to_frequency
3929 * bb-reorder.c (push_to_next_round_p): Use only IPA counts for global
3931 (find_traces): Update to use to_frequency.
3932 (find_traces_1_round): Likewise; use only IPA counts.
3933 (bb_to_key): Likewise.
3934 (connect_traces): Use IPA counts only.
3935 (copy_bb_p): Update to use to_frequency.
3936 (fix_up_crossing_landing_pad): Likewise.
3937 (sanitize_hot_paths): Likewise.
3938 * bt-load.c (basic_block_freq): Likewise.
3939 * cfg.c (init_flow): Set count_max to uninitialized.
3940 (check_bb_profile): Remove frequencies; check counts.
3941 (dump_bb_info): Do not dump frequencies.
3942 (update_bb_profile_for_threading): Update counts only.
3943 (scale_bbs_frequencies_int): Likewise.
3944 (MAX_SAFE_MULTIPLIER): Remove.
3945 (scale_bbs_frequencies_gcov_type): Update counts only.
3946 (scale_bbs_frequencies_profile_count): Update counts only.
3947 (scale_bbs_frequencies): Update counts only.
3948 * cfg.h (struct control_flow_graph): Add count-max.
3949 (update_bb_profile_for_threading): Update prototype.
3950 * cfgbuild.c (find_bb_boundaries): Do not update frequencies.
3951 (find_many_sub_basic_blocks): Likewise.
3952 * cfgcleanup.c (try_forward_edges): Likewise.
3953 (try_crossjump_to_edge): Likewise.
3954 * cfgexpand.c (expand_gimple_cond): Likewise.
3955 (expand_gimple_tailcall): Likewise.
3956 (construct_init_block): Likewise.
3957 (construct_exit_block): Likewise.
3958 * cfghooks.c (verify_flow_info): Check consistency of counts.
3959 (dump_bb_for_graph): Do not dump frequencies.
3960 (split_block_1): Do not update frequencies.
3961 (split_edge): Do not update frequencies.
3962 (make_forwarder_block): Do not update frequencies.
3963 (duplicate_block): Do not update frequencies.
3964 (account_profile_record): Do not update frequencies.
3965 * cfgloop.c (find_subloop_latch_edge_by_profile): Use IPA counts
3966 for global heuristics.
3967 * cfgloopanal.c (average_num_loop_insns): Update to use to_frequency.
3968 (expected_loop_iterations_unbounded): Use counts only.
3969 * cfgloopmanip.c (scale_loop_profile): Simplify.
3970 (create_empty_loop_on_edge): Simplify
3972 (duplicate_loop_to_header_edge): Simplify
3973 * cfgrtl.c (force_nonfallthru_and_redirect): Update profile.
3974 (update_br_prob_note): Take care of removing note when profile
3976 (relink_block_chain): Do not dump frequency.
3977 (rtl_account_profile_record): Use to_frequency.
3978 * cgraph.c (symbol_table::create_edge): Convert count to ipa count.
3979 (cgraph_edge::redirect_call_stmt_to_calle): Conver tcount to ipa count.
3980 (cgraph_update_edges_for_call_stmt_node): Likewise.
3981 (cgraph_edge::verify_count_and_frequency): Update.
3982 (cgraph_node::verify_node): Temporarily disable frequency verification.
3983 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use
3984 to_cgraph_frequency.
3985 (cgraph_edge::rebuild_edges): Convert to ipa counts.
3986 * cgraphunit.c (init_lowered_empty_function): Do not initialize
3988 (cgraph_node::expand_thunk): Update profile.
3989 * except.c (dw2_build_landing_pads): Do not update frequency.
3990 * final.c (compute_alignments): Use to_frequency.
3991 (dump_basic_block_info): Do not dump frequency.
3992 * gimple-pretty-print.c (dump_profile): Do not dump frequency.
3993 (dump_gimple_bb_header): Do not dump frequency.
3994 * gimple-ssa-isolate-paths.c (isolate_path): Do not update frequency;
3996 * gimple-streamer-in.c (input_bb): Do not stream frequency.
3997 * gimple-streamer-out.c (output_bb): Do not stream frequency.
3998 * haifa-sched.c (sched_pressure_start_bb): Use to_freuqency.
3999 (init_before_recovery): Do not update frequency.
4000 (sched_create_recovery_edges): Do not update frequency.
4001 * hsa-gen.c (convert_switch_statements): Do not update frequency.
4002 * ipa-cp.c (ipcp_propagate_stage): Update search for max_count.
4003 (ipa_cp_c_finalize): Set max_count to uninitialized.
4004 * ipa-fnsummary.c (get_minimal_bb): Use counts.
4005 (param_change_prob): Use counts.
4006 * ipa-profile.c (ipa_profile_generate_summary): Do not summarize
4008 * ipa-split.c (consider_split): Use to_frequency.
4009 (split_function): Use to_frequency.
4010 * ira-build.c (loop_compare_func): Likewise.
4011 (mark_loops_for_removal): Likewise.
4012 (mark_all_loops_for_removal): Likewise.
4013 * loop-doloop.c (doloop_modify): Do not update frequency.
4014 * loop-unroll.c (unroll_loop_runtime_iterations): Do not update
4016 * lto-streamer-in.c (input_function): Update count_max.
4017 * omp-expand.c (expand_omp_taskreg): Update count_max.
4018 * omp-simd-clone.c (simd_clone_adjust): Update profile.
4019 * predict.c (maybe_hot_frequency_p): Use to_frequency.
4020 (maybe_hot_count_p): Use ipa counts only.
4021 (maybe_hot_bb_p): Simplify.
4022 (maybe_hot_edge_p): Simplify.
4023 (probably_never_executed): Do not take frequency argument.
4024 (probably_never_executed_bb_p): Do not pass frequency.
4025 (probably_never_executed_edge_p): Likewise.
4026 (combine_predictions_for_bb): Check that profile is nonzero.
4027 (propagate_freq): Do not set frequency.
4028 (drop_profile): Simplify.
4029 (counts_to_freqs): Simplify.
4030 (expensive_function_p): Use to_frequency.
4031 (propagate_unlikely_bbs_forward): Simplify.
4032 (determine_unlikely_bbs): Simplify.
4033 (estimate_bb_frequencies): Add hack to silence graphite issues.
4034 (compute_function_frequency): Use ipa counts.
4035 (pass_profile::execute): Update.
4036 (rebuild_frequencies): Use counts only.
4037 (force_edge_cold): Use counts only.
4038 * profile-count.c (profile_count::dump): Dump new count types.
4039 (profile_count::differs_from_p): Check compatiblity.
4040 (profile_count::to_frequency): New function.
4041 (profile_count::to_cgraph_frequency): New function.
4042 * profile-count.h (struct function): Declare.
4043 (enum profile_quality): Add profile_guessed_local and
4044 profile_guessed_global0.
4045 (class profile_proability): Decrease number of bits to 29;
4046 update from_reg_br_prob_note and to_reg_br_prob_note.
4047 (class profile_count: Update comment; decrease number of bits
4048 to 61. Check compatibility.
4049 (profile_count::compatible_p): New private member function.
4050 (profile_count::ipa_p): New member function.
4051 (profile_count::operator<): Handle global zero correctly.
4052 (profile_count::operator>): Handle global zero correctly.
4053 (profile_count::operator<=): Handle global zero correctly.
4054 (profile_count::operator>=): Handle global zero correctly.
4055 (profile_count::nonzero_p): New member function.
4056 (profile_count::force_nonzero): New member function.
4057 (profile_count::max): New member function.
4058 (profile_count::apply_scale): Handle IPA scalling.
4059 (profile_count::guessed_local): New member function.
4060 (profile_count::global0): New member function.
4061 (profile_count::ipa): New member function.
4062 (profile_count::to_frequency): Declare.
4063 (profile_count::to_cgraph_frequency): Declare.
4064 * profile.c (OVERLAP_BASE): Delete.
4065 (compute_frequency_overlap): Delete.
4066 (compute_branch_probabilities): Do not use compute_frequency_overlap.
4067 * regs.h (REG_FREQ_FROM_BB): Use to_frequency.
4068 * sched-ebb.c (rank): Use counts only.
4069 * shrink-wrap.c (handle_simple_exit): Use counts only.
4070 (try_shrink_wrapping): Use counts only.
4071 (place_prologue_for_one_component): Use counts only.
4072 * tracer.c (find_best_predecessor): Use to_frequency.
4073 (find_trace): Use to_frequency.
4074 (tail_duplicate): Use to_frequency.
4075 * trans-mem.c (expand_transaction): Do not update frequency.
4076 * tree-call-cdce.c: Do not update frequency.
4077 * tree-cfg.c (gimple_find_sub_bbs): Likewise.
4078 (gimple_merge_blocks): Likewise.
4079 (gimple_split_edge): Likewise.
4080 (gimple_duplicate_sese_region): Likewise.
4081 (gimple_duplicate_sese_tail): Likewise.
4082 (move_sese_region_to_fn): Likewise.
4083 (gimple_account_profile_record): Likewise.
4084 (insert_cond_bb): Likewise.
4085 * tree-complex.c (expand_complex_div_wide): Likewise.
4086 * tree-eh.c (lower_resx): Update profile.
4087 * tree-inline.c (copy_bb): Simplify count scaling; do not scale
4089 (initialize_cfun): Do not initialize frequencies
4090 (freqs_to_counts): Delete.
4091 (copy_cfg_body): Ignore count parameter.
4092 (copy_body): Update.
4093 (expand_call_inline): Update count_max.
4094 (optimize_inline_calls): Update count_max.
4095 (tree_function_versioning): Update count_max.
4096 * tree-ssa-coalesce.c (coalesce_cost_bb): Use to_frequency.
4097 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Do not update
4099 * tree-ssa-loop-im.c (execute_sm_if_changed): Use counts only.
4100 * tree-ssa-loop-ivcanon.c (unloop_loops): Do not update freuqency.
4101 (try_peel_loop): Likewise.
4102 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Use
4104 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Pass -1.
4105 (tree_transform_and_unroll_loop): Do not use frequencies
4106 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations):
4107 Use reliable prediction only.
4108 * tree-ssa-loop-unswitch.c (hoist_guard): Do not use frequencies.
4109 * tree-ssa-sink.c (select_best_block): Use to_frequency.
4110 * tree-ssa-tail-merge.c (replace_block_by): Temporarily disable
4111 probability scaling.
4112 * tree-ssa-threadupdate.c (create_block_for_threading): Do
4113 not update frequency
4114 (any_remaining_duplicated_blocks): Likewise.
4115 (update_profile): Likewise.
4116 (estimated_freqs_path): Delete.
4117 (freqs_to_counts_path): Delete.
4118 (clear_counts_path): Delete.
4119 (ssa_fix_duplicate_block_edges): Likewise.
4120 (duplicate_thread_path): Likewise.
4121 * tree-switch-conversion.c (gen_inbound_check): Use counts.
4122 * tree-tailcall.c (decrease_profile): Do not update frequency.
4123 (eliminate_tail_call): Likewise.
4124 * tree-vect-loop-manip.c (vect_do_peeling): Likewise.
4125 * tree-vect-loop.c (scale_profile_for_vect_loop): Likewise.
4126 (optimize_mask_stores): Likewise.
4127 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
4128 * ubsan.c (ubsan_expand_null_ifn): Update profile.
4129 (ubsan_expand_ptr_ifn): Update profile.
4130 * value-prof.c (gimple_ic): Simplify.
4131 * value-prof.h (gimple_ic): Update prototype.
4132 * ipa-inline-transform.c (inline_transform): Fix scaling conditoins.
4133 * ipa-inline.c (compute_uninlined_call_time): Be sure that
4135 (want_inline_self_recursive_call_p): Likewise.
4136 (resolve_noninline_speculation): Only cummulate defined counts.
4137 (inline_small_functions): Use nonzero_p.
4138 (ipa_inline): Do not access freed node.
4140 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
4142 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4143 Set PARAM_SCHED_PRESSURE_ALGORITHM to SCHED_PRESSURE_MODEL.
4145 2017-11-03 Kito Cheng <kito.cheng@gmail.com>
4147 * config/riscv/riscv.c (riscv_legitimize_move): Handle
4148 non-legitimate address.
4150 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4152 * config/rs6000/rs6000.md (*lt0_disi): Delete.
4153 (*lt0_<mode>di, *lt0_<mode>si): New.
4155 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4157 * config/rs6000/rs6000.md (move_from_CR_ov_bit): Change condition to
4158 TARGET_PAIRED_FLOAT.
4160 2017-11-03 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4161 Jim Wilson <jim.wilson@linaro.org>
4163 * config/aarch64/aarch64-cores.def (saphira): New CPU.
4164 * config/aarch64/aarch64-tune.md: Regenerated.
4165 * doc/invoke.texi (AArch64 Options/-mtune): Add "saphira".
4166 * gcc/config/aarch64/aarch64.c (saphira_tunings): New tuning table.
4168 2017-11-03 Cupertino Miranda <cmiranda@synopsys.com>
4170 * config/arc/arc.c (arc_save_restore): Corrected CFA note.
4171 (arc_expand_prologue): Restore blink for millicode.
4172 * config/arc/linux.h (LINK_EH_SPEC): Defined.
4174 2017-11-03 Richard Sandiford <richard.sandiford@linaro.org>
4177 * config/i386/i386.c (ix86_vector_duplicate_value): Use
4178 gen_vec_duplicate after forcing the scalar into a register.
4180 2017-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4182 * combine (try_combine): Print the insns input to try_combine to the
4185 2017-11-02 Steve Ellcey <sellcey@cavium.com>
4188 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
4189 Remove second argument from aarch64_process_target_attr call.
4190 * config/aarch64/aarch64-protos.h (aarch64_process_target_attr):
4192 * config/aarch64/aarch64.c (aarch64_attribute_info): Change
4194 (aarch64_handle_attr_arch): Remove second argument.
4195 (aarch64_handle_attr_cpu): Ditto.
4196 (aarch64_handle_attr_tune): Ditto.
4197 (aarch64_handle_attr_isa_flags): Ditto.
4198 (aarch64_process_one_target_attr): Ditto.
4199 (aarch64_process_target_attr): Ditto.
4200 (aarch64_option_valid_attribute_p): Remove second argument.
4201 on aarch64_process_target_attr call.
4203 2017-11-02 David Malcolm <dmalcolm@redhat.com>
4205 * diagnostic.c: Include "selftest-diagnostic.h".
4206 (selftest::assert_location_text): New function.
4207 (selftest::test_diagnostic_get_location_text): New function.
4208 (selftest::diagnostic_c_tests): Call it.
4210 2017-11-02 David Malcolm <dmalcolm@redhat.com>
4212 * Makefile.in (OBJS-libcommon): Add selftest-diagnostic.o.
4213 * diagnostic-show-locus.c: Include "selftest-diagnostic.h".
4214 (class selftest::test_diagnostic_context): Move to...
4215 * selftest-diagnostic.c: New file.
4216 * selftest-diagnostic.h: New file.
4218 2017-11-02 James Bowman <james.bowman@ftdichip.com>
4220 * config/ft32/ft32.c (ft32_addr_space_legitimate_address_p): increase
4221 offset range for FT32B.
4222 * config/ft32/ft32.h: option "mcompress" enables relaxation.
4223 * config/ft32/ft32.md: Add TARGET_NOPM.
4224 * config/ft32/ft32.opt: Add mft32b, mcompress, mnopm.
4225 * gcc/doc/invoke.texi: Add mft32b, mcompress, mnopm.
4227 2017-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4229 * config/aarch64/aarch64.h (MALLOC_ABI_ALIGNMENT): New define.
4231 2017-11-02 Jeff Law <law@redhat.com>
4233 * gimple-ssa-sprintf.c (sprintf_dom_walker): Remove
4234 virtual keyword on FINAL OVERRIDE members.
4236 * tree-ssa-propagate.h (ssa_propagation_engine): Group
4237 virtuals together. Add virtual destructor.
4238 (substitute_and_fold_engine): Similarly.
4240 2017-11-02 Jan Hubicka <hubicka@ucw.cz>
4242 * x86-tune.def (X86_TUNE_USE_INCDEC): Enable for Haswell+.
4244 2017-11-02 Richard Biener <rguenther@suse.de>
4246 PR tree-optimization/82795
4247 * tree-if-conv.c (predicate_mem_writes): Remove bogus assert.
4249 2017-11-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4251 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require
4253 (gcc_GAS_CHECK_FEATURE): Remove.
4254 * configure.ac (ld_vers) <*-*-solaris2*>: Move comments from
4255 gcc_AC_INITFINI_ARRAY here. Update for Solaris 11.4 changes.
4256 * configure: Regenerate.
4258 2017-11-02 Claudiu Zissulescu <claziss@synopsys.com>
4260 * config/arc/arc.c (hwloop_optimize): Account for empty
4263 2017-11-02 Richard Biener <rguenther@suse.de>
4266 * varasm.c (decode_addr_const): Make offset HOST_WIDE_INT.
4267 Truncate ARRAY_REF index and element size.
4269 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
4271 * doc/invoke.texi (RISC-V Options): Use "@minus{}2 GB", not "-2 GB".
4273 2017-11-01 Jeff Law <law@redhat.com>
4275 * tree-ssa-ccp.c (ccp_folder): New class derived from
4276 substitute_and_fold_engine.
4277 (ccp_folder::get_value): New member function.
4278 (ccp_folder::fold_stmt): Renamed from ccp_fold_stmt.
4279 (ccp_fold_stmt): Remove prototype.
4280 (ccp_finalize): Call substitute_and_fold from the ccp_class.
4281 * tree-ssa-copy.c (copy_folder): New class derived from
4282 substitute_and_fold_engine.
4283 (copy_folder::get_value): Renamed from get_value.
4284 (fini_copy_prop): Call substitute_and_fold from copy_folder class.
4285 * tree-vrp.c (vrp_folder): New class derived from
4286 substitute_and_fold_engine.
4287 (vrp_folder::fold_stmt): Renamed from vrp_fold_stmt.
4288 (vrp_folder::get_value): New member function.
4289 (vrp_finalize): Call substitute_and_fold from vrp_folder class.
4290 (evrp_dom_walker::before_dom_children): Similarly for replace_uses_in.
4291 * tree-ssa-propagate.h (substitute_and_fold_engine): New class to
4292 provide a class interface to folder/substitute routines.
4293 (ssa_prop_fold_stmt_fn): Remove typedef.
4294 (ssa_prop_get_value_fn): Likewise.
4295 (subsitute_and_fold): Remove prototype.
4296 (replace_uses_in): Likewise.
4297 * tree-ssa-propagate.c (substitute_and_fold_engine::replace_uses_in):
4298 Renamed from replace_uses_in. Call the virtual member function
4299 (substitute_and_fold_engine::replace_phi_args_in): Similarly.
4300 (substitute_and_fold_dom_walker): Remove initialization of
4301 data member entries for calbacks. Add substitute_and_fold_engine
4302 member and initialize it.
4303 (substitute_and_fold_dom_walker::before_dom_children0: Use the
4304 member functions for get_value, replace_phi_args_in c
4305 replace_uses_in, and fold_stmt calls.
4306 (substitute_and_fold_engine::substitute_and_fold): Renamed from
4307 substitute_and_fold. Remove assert. Update ctor call.
4309 * tree-ssa-propagate.h (ssa_prop_visit_stmt_fn): Remove typedef.
4310 (ssa_prop_visit_phi_fn): Likewise.
4311 (class ssa_propagation_engine): New class to provide an interface
4313 * tree-ssa-propagate.c (ssa_prop_visit_stmt): Remove file scoped
4315 (ssa_prop_visit_phi): Likewise.
4316 (ssa_propagation_engine::simulate_stmt): Moved into class.
4317 Call visit_phi/visit_stmt from the class rather than via
4318 file scoped static variables.
4319 (ssa_propagation_engine::simulate_block): Moved into class.
4320 (ssa_propagation_engine::process_ssa_edge_worklist): Similarly.
4321 (ssa_propagation_engine::ssa_propagate): Similarly. No longer
4322 set file scoped statics for the visit_stmt/visit_phi callbacks.
4323 * tree-complex.c (complex_propagate): New class derived from
4324 ssa_propagation_engine.
4325 (complex_propagate::visit_stmt): Renamed from complex_visit_stmt.
4326 (complex_propagate::visit_phi): Renamed from complex_visit_phi.
4327 (tree_lower_complex): Call ssa_propagate via the complex_propagate
4329 * tree-ssa-ccp.c: (ccp_propagate): New class derived from
4330 ssa_propagation_engine.
4331 (ccp_propagate::visit_phi): Renamed from ccp_visit_phi_node.
4332 (ccp_propagate::visit_stmt): Renamed from ccp_visit_stmt.
4333 (do_ssa_ccp): Call ssa_propagate from the ccp_propagate class.
4334 * tree-ssa-copy.c (copy_prop): New class derived from
4335 ssa_propagation_engine.
4336 (copy_prop::visit_stmt): Renamed from copy_prop_visit_stmt.
4337 (copy_prop::visit_phi): Renamed from copy_prop_visit_phi_node.
4338 (execute_copy_prop): Call ssa_propagate from the copy_prop class.
4339 * tree-vrp.c (vrp_prop): New class derived from ssa_propagation_engine.
4340 (vrp_prop::visit_stmt): Renamed from vrp_visit_stmt.
4341 (vrp_prop::visit_phi): Renamed from vrp_visit_phi_node.
4342 (execute_vrp): Call ssa_propagate from the vrp_prop class.
4344 2017-11-01 Jakub Jelinek <jakub@redhat.com>
4346 PR rtl-optimization/82778
4347 PR rtl-optimization/82597
4348 * compare-elim.c (struct comparison): Add in_a_setter field.
4349 (find_comparison_dom_walker::before_dom_children): Remove killed
4350 bitmap and df_simulate_find_defs call, instead walk the defs.
4351 Compute last_setter and initialize in_a_setter. Merge definitions
4352 with first initialization for a few variables.
4353 (try_validate_parallel): Use insn_invalid_p instead of
4354 recog_memoized. Return insn rather than just the pattern.
4355 (try_merge_compare): Fix up comment. Don't uselessly test if
4356 in_a is a REG_P. Use cmp->in_a_setter instead of walking UD
4358 (execute_compare_elim_after_reload): Remove df_chain_add_problem
4361 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4362 Alan Hayward <alan.hayward@arm.com>
4363 David Sherwood <david.sherwood@arm.com>
4365 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4366 aarch64_hard_regno_nregs to get the number of registers
4369 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4370 Alan Hayward <alan.hayward@arm.com>
4371 David Sherwood <david.sherwood@arm.com>
4373 * config/aarch64/constraints.md (Upl): Rename to...
4375 * config/aarch64/aarch64.md
4376 (*zero_extend<SHORT:mode><GPI:mode>2_aarch64, *addsi3_aarch64_uxtw):
4379 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4380 Alan Hayward <alan.hayward@arm.com>
4381 David Sherwood <david.sherwood@arm.com>
4383 * config/aarch64/aarch64.c (aarch64_add_constant_internal)
4384 (aarch64_add_constant, aarch64_add_sp, aarch64_sub_sp): Move
4387 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4388 Alan Hayward <alan.hayward@arm.com>
4389 David Sherwood <david.sherwood@arm.com>
4391 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp)
4392 (aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev)
4393 (aarch64_evpc_dup): Generate rtl direcly, rather than using
4395 (aarch64_expand_vec_perm_const_1): Explicitly check for permutes
4396 of a single element.
4397 * config/aarch64/iterators.md: Add a comment above the permute
4398 unspecs to say that they are generated directly by
4399 aarch64_expand_vec_perm_const.
4400 * config/aarch64/aarch64-simd.md: Likewise the permute instructions.
4402 2017-11-01 Nathan Sidwell <nathan@acm.org>
4404 * tree-dump.c (dequeue_and_dump): Use HAS_DECL_ASSEMBLER_NAME_P.
4406 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
4408 * doc/invoke.texi (RISC-V Options): Explicitly name the medlow
4409 and medany code models, and describe what they do.
4411 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4413 Revert accidental duplicate:
4415 * combine.c (can_change_dest_mode): Reject changes in
4416 REGMODE_NATURAL_SIZE.
4418 2017-11-01 Segher Boessenkool <segher@kernel.crashing.org>
4420 PR rtl-optimization/64682
4421 PR rtl-optimization/69567
4422 PR rtl-optimization/69737
4423 PR rtl-optimization/82683
4424 * combine.c (distribute_notes) <REG_DEAD>: If the new I2 sets the same
4425 register mentioned in the note, drop the note, unless it came from I3,
4426 in which case it should go to I3 again.
4428 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4430 * tree-ssa-dse.c (normalize_ref): Check whether the ranges overlap
4431 and return false if not.
4432 (clear_bytes_written_by, live_bytes_read): Update accordingly.
4434 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4436 * tree-ssa-alias.h (ranges_overlap_p): Return false if either
4437 range is known to be empty.
4439 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4440 Alan Hayward <alan.hayward@arm.com>
4441 David Sherwood <david.sherwood@arm.com>
4443 * simplify-rtx.c (simplify_const_unary_operation): Use GET_MODE_NUNITS
4444 and CONST_VECTOR_NUNITS instead of computing the number of units from
4445 the byte sizes of the vector and element.
4446 (simplify_binary_operation_1): Likewise.
4447 (simplify_const_binary_operation): Likewise.
4448 (simplify_ternary_operation): Likewise.
4450 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4451 Alan Hayward <alan.hayward@arm.com>
4452 David Sherwood <david.sherwood@arm.com>
4454 * var-tracking.c (INT_MEM_OFFSET): Replace with...
4455 (int_mem_offset): ...this new function.
4456 (var_mem_set, var_mem_delete_and_set, var_mem_delete)
4457 (find_mem_expr_in_1pdv, dataflow_set_preserve_mem_locs)
4458 (same_variable_part_p, use_type, add_stores, vt_get_decl_and_offset):
4461 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4462 Alan Hayward <alan.hayward@arm.com>
4463 David Sherwood <david.sherwood@arm.com>
4465 * lower-subreg.c (interesting_mode_p): New function.
4466 (compute_costs, find_decomposable_subregs, decompose_register)
4467 (simplify_subreg_concatn, can_decompose_p, resolve_simple_move)
4468 (resolve_clobber, dump_choices): Use it.
4470 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4471 Alan Hayward <alan.hayward@arm.com>
4472 David Sherwood <david.sherwood@arm.com>
4474 * rtlhash.c (add_rtx): Use add_hwi for 'w' and add_int for 'i'.
4476 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4477 Alan Hayward <alan.hayward@arm.com>
4478 David Sherwood <david.sherwood@arm.com>
4480 * alias.c (find_base_value, find_base_term): Only process integer
4481 truncations. Check the precision rather than the size.
4483 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4484 Alan Hayward <alan.hayward@arm.com>
4485 David Sherwood <david.sherwood@arm.com>
4487 * machmode.h (is_narrower_int_mode): New function
4488 * optabs.c (expand_float, expand_fix): Use it.
4489 * dwarf2out.c (rotate_loc_descriptor): Likewise.
4491 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4492 Alan Hayward <alan.hayward@arm.com>
4493 David Sherwood <david.sherwood@arm.com>
4495 * rtl.h (narrower_subreg_mode): New function.
4496 * ira-color.c (update_costs_from_allocno): Use it.
4498 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4499 Alan Hayward <alan.hayward@arm.com>
4500 David Sherwood <david.sherwood@arm.com>
4502 * optabs-query.h (convert_optab_p): New function, split out from...
4503 (convert_optab_handler): ...here.
4504 (widening_optab_handler): Delete.
4505 (find_widening_optab_handler): Remove permit_non_widening parameter.
4506 (find_widening_optab_handler_and_mode): Likewise. Provide an
4507 override that operates on mode class wrappers.
4508 * optabs-query.c (widening_optab_handler): Delete.
4509 (find_widening_optab_handler_and_mode): Remove permit_non_widening
4510 parameter. Assert that the two modes are the same class and that
4511 the "from" mode is narrower than the "to" mode. Use
4512 convert_optab_handler instead of widening_optab_handler.
4513 * expmed.c (expmed_mult_highpart_optab): Use convert_optab_handler
4514 instead of widening_optab_handler.
4515 * expr.c (expand_expr_real_2): Update calls to
4516 find_widening_optab_handler.
4517 * optabs.c (expand_widen_pattern_expr): Likewise.
4518 (expand_binop_directly): Take the insn_code as a parameter.
4519 (expand_binop): Only call find_widening_optab_handler for
4520 conversion optabs; use optab_handler otherwise. Update calls
4521 to find_widening_optab_handler and expand_binop_directly.
4522 Use convert_optab_handler instead of widening_optab_handler.
4523 * tree-ssa-math-opts.c (convert_mult_to_widen): Update calls to
4524 find_widening_optab_handler and use scalar_mode rather than
4526 (convert_plusminus_to_widen): Likewise.
4528 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4529 Alan Hayward <alan.hayward@arm.com>
4530 David Sherwood <david.sherwood@arm.com>
4532 * machmode.h (fixed_size_mode): New class.
4533 * rtl.h (get_pool_mode): Return fixed_size_mode.
4534 * gengtype.c (main): Add fixed_size_mode.
4535 * target.def (get_raw_result_mode): Return a fixed_size_mode.
4536 (get_raw_arg_mode): Likewise.
4537 * doc/tm.texi: Regenerate.
4538 * targhooks.h (default_get_reg_raw_mode): Return a fixed_size_mode.
4539 * targhooks.c (default_get_reg_raw_mode): Likewise.
4540 * config/ia64/ia64.c (ia64_get_reg_raw_mode): Likewise.
4541 * config/mips/mips.c (mips_get_reg_raw_mode): Likewise.
4542 * config/msp430/msp430.c (msp430_get_raw_arg_mode): Likewise.
4543 (msp430_get_raw_result_mode): Likewise.
4544 * config/avr/avr-protos.h (regmask): Use as_a <fixed_side_mode>
4545 * dbxout.c (dbxout_parms): Require fixed-size modes.
4546 * expr.c (copy_blkmode_from_reg, copy_blkmode_to_reg): Likewise.
4547 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
4548 * omp-low.c (lower_oacc_reductions): Likewise.
4549 * simplify-rtx.c (simplify_immed_subreg): Take fixed_size_modes.
4550 (simplify_subreg): Update accordingly.
4551 * varasm.c (constant_descriptor_rtx::mode): Change to fixed_size_mode.
4552 (force_const_mem): Update accordingly. Return NULL_RTX for modes
4553 that aren't fixed-size.
4554 (get_pool_mode): Return a fixed_size_mode.
4555 (output_constant_pool_2): Take a fixed_size_mode.
4557 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4558 Alan Hayward <alan.hayward@arm.com>
4559 David Sherwood <david.sherwood@arm.com>
4561 * doc/rtl.texi (vec_series): Document.
4562 (const): Say that the operand can be a vec_series.
4563 * rtl.def (VEC_SERIES): New rtx code.
4564 * rtl.h (const_vec_series_p_1): Declare.
4565 (const_vec_series_p): New function.
4566 * emit-rtl.h (gen_const_vec_series): Declare.
4567 (gen_vec_series): Likewise.
4568 * emit-rtl.c (const_vec_series_p_1, gen_const_vec_series)
4569 (gen_vec_series): Likewise.
4570 * optabs.c (expand_mult_highpart): Use gen_const_vec_series.
4571 * simplify-rtx.c (simplify_unary_operation): Handle negations
4573 (simplify_binary_operation_series): New function.
4574 (simplify_binary_operation_1): Use it. Handle VEC_SERIES.
4575 (test_vector_ops_series): New function.
4576 (test_vector_ops): Call it.
4577 * config/powerpcspe/altivec.md (altivec_lvsl): Use
4578 gen_const_vec_series.
4579 (altivec_lvsr): Likewise.
4580 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Likewise.
4582 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4583 Alan Hayward <alan.hayward@arm.com>
4584 David Sherwood <david.sherwood@arm.com>
4586 * doc/rtl.texi (const): Update description of address constants.
4587 Say that vector constants are allowed too.
4588 * common.md (E, F): Use CONSTANT_P instead of checking for
4590 * emit-rtl.c (gen_lowpart_common): Use const_vec_p instead of
4591 checking for CONST_VECTOR.
4592 * expmed.c (make_tree): Use build_vector_from_val for a CONST
4594 * expr.c (expand_expr_real_2): Check for vector modes instead
4595 of checking for CONST_VECTOR.
4596 * rtl.h (const_vec_p): New function.
4597 (const_vec_duplicate_p): Check for a CONST VEC_DUPLICATE.
4598 (unwrap_const_vec_duplicate): Handle them here too.
4600 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4601 David Malcolm <dmalcolm@redhat.com>
4602 Alan Hayward <alan.hayward@arm.com>
4603 David Sherwood <david.sherwood@arm.com>
4605 * rtl.h (vec_duplicate_p): New function.
4606 * selftest-rtl.c (assert_rtx_eq_at): New function.
4607 * selftest-rtl.h (ASSERT_RTX_EQ): New macro.
4608 (assert_rtx_eq_at): Declare.
4609 * selftest.h (selftest::simplify_rtx_c_tests): Declare.
4610 * selftest-run-tests.c (selftest::run_tests): Call it.
4611 * simplify-rtx.c: Include selftest.h and selftest-rtl.h.
4612 (simplify_unary_operation_1): Recursively handle vector duplicates.
4613 (simplify_binary_operation_1): Likewise. Handle VEC_SELECTs of
4615 (simplify_subreg): Handle subregs of vector duplicates.
4616 (make_test_reg, test_vector_ops_duplicate, test_vector_ops)
4617 (selftest::simplify_rtx_c_tests): New functions.
4619 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4620 Alan Hayward <alan.hayward@arm.com>
4621 David Sherwood <david.sherwood@arm.com>
4623 * emit-rtl.h (gen_const_vec_duplicate): Declare.
4624 (gen_vec_duplicate): Likewise.
4625 * emit-rtl.c (gen_const_vec_duplicate_1): New function, split
4627 (gen_const_vector): ...here.
4628 (gen_const_vec_duplicate, gen_vec_duplicate): New functions.
4629 (gen_rtx_CONST_VECTOR): Use gen_const_vec_duplicate for constants
4630 whose elements are all equal.
4631 * optabs.c (expand_vector_broadcast): Use gen_const_vec_duplicate.
4632 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
4633 (simplify_relational_operation): Likewise.
4634 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4636 (aarch64_simd_dup_constant): Use gen_vec_duplicate.
4637 (aarch64_expand_vector_init): Likewise.
4638 * config/arm/arm.c (neon_vdup_constant): Likewise.
4639 (neon_expand_vector_init): Likewise.
4640 (arm_expand_vec_perm): Use gen_const_vec_duplicate.
4641 (arm_block_set_unaligned_vect): Likewise.
4642 (arm_block_set_aligned_vect): Likewise.
4643 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
4644 * config/i386/i386.c (ix86_expand_vec_perm): Likewise.
4645 (expand_vec_perm_even_odd_pack): Likewise.
4646 (ix86_vector_duplicate_value): Use gen_vec_duplicate.
4647 * config/i386/sse.md (one_cmpl<mode>2): Use CONSTM1_RTX.
4648 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use
4649 gen_const_vec_duplicate.
4650 * config/ia64/vect.md (addv2sf3, subv2sf3): Use CONST1_RTX.
4651 * config/mips/mips.c (mips_gen_const_int_vector): Use
4652 gen_const_vec_duplicate.
4653 (mips_expand_vector_init): Use CONST0_RTX.
4654 * config/powerpcspe/altivec.md (abs<mode>2, nabs<mode>2): Likewise.
4655 (define_split): Use gen_const_vec_duplicate.
4656 * config/rs6000/altivec.md (abs<mode>2, nabs<mode>2): Use CONST0_RTX.
4657 (define_split): Use gen_const_vec_duplicate.
4658 * config/s390/vx-builtins.md (vec_genmask<mode>): Likewise.
4659 (vec_ctd_s64, vec_ctd_u64, vec_ctsl, vec_ctul): Likewise.
4660 * config/spu/spu.c (spu_const): Likewise.
4662 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
4663 Alan Hayward <alan.hayward@arm.com>
4664 David Sherwood <david.sherwood@arm.com>
4666 * combine.c (can_change_dest_mode): Reject changes in
4667 REGMODE_NATURAL_SIZE.
4669 2017-10-31 Sandra Loosemore <sandra@codesourcery.com>
4671 * configure.ac (--enable-libssp): New.
4672 (gcc_cv_libc_provides_ssp): Check for explicit setting before
4673 trying to determine target-specific default. Adjust indentation.
4674 * configure: Regenerated.
4675 * doc/install.texi (Configuration): Expand --disable-libssp
4678 2017-10-31 Daniel Santos <daniel.santos@pobox.com>
4680 config/i386/i386.c (ix86_expand_epilogue): Correct stack
4683 2017-10-31 Martin Jambor <mjambor@suse.cz>
4686 * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert.
4688 2017-10-31 David Malcolm <dmalcolm@redhat.com>
4690 * auto-profile.c (autofdo_source_profile::read): Use
4691 UNKNOWN_LOCATION rather than 0.
4692 * diagnostic-core.h (warning_at_rich_loc): Rename to...
4693 (warning_at): ...this overload.
4694 (warning_at_rich_loc_n): Rename to...
4695 (warning_n): ...this overload.
4696 (error_at_rich_loc): Rename to...
4697 (error_at): ...this overload.
4698 (pedwarn_at_rich_loc): Rename to...
4699 (pedwarn): ...this overload.
4700 (permerror_at_rich_loc): Rename to...
4701 (permerror): ...this overload.
4702 (inform_at_rich_loc): Rename to...
4703 (inform): ...this overload.
4704 * diagnostic.c: (diagnostic_n_impl): Delete location_t-based decl.
4705 (diagnostic_n_impl_richloc): Rename to...
4706 (diagnostic_n_impl): ...this rich_location *-based decl.
4707 (inform_at_rich_loc): Rename to...
4708 (inform): ...this, and add an assertion.
4709 (inform_n): Update for removal of location_t-based diagnostic_n_impl.
4710 (warning_at_rich_loc): Rename to...
4711 (warning_at): ...this, and add an assertion.
4712 (warning_at_rich_loc_n): Rename to...
4713 (warning_n): ...this, and add an assertion.
4714 (warning_n): Update location_t-based implementation for removal of
4715 location_t-based diagnostic_n_impl.
4716 (pedwarn_at_rich_loc): Rename to...
4717 (pedwarn): ...this, and add an assertion.
4718 (permerror_at_rich_loc): Rename to...
4719 (permerror): ...this, and add an assertion.
4720 (error_n): Update for removal of location_t-based diagnostic_n_impl.
4721 (error_at_rich_loc): Rename to...
4722 (error_at): ...this, and add an assertion.
4723 * gcc.c (do_spec_1): Use UNKNOWN_LOCATION rather than 0.
4724 (driver::do_spec_on_infiles): Likewise.
4725 * substring-locations.c (format_warning_va): Update for renaming
4726 of inform_at_rich_loc.
4728 2017-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4730 * builtins.def (DEF_FLOATN_BUILTIN): Change most _Float<N> and
4731 _Float<N>X built-in functions so that the variant without the
4732 "__builtin_" prefix is only enabled for the GNU C and Objective C
4733 languages when they are in non-strict ANSI/ISO mode.
4734 (DEF_EXT_LIB_FLOATN_NX_BUILTINS): Likewise.
4735 * target.def (floatn_builtin_p): Add a target hook to control
4736 whether _Float<N> and _Float<N>X built-in functions without the
4737 "__builtin_" prefix are enabled, and return true for C and
4738 Objective C in the default hook. Include langhooks.h in
4740 * targhooks.h (default_floatn_builtin_p): Likewise.
4741 * targhooks.c (default_floatn_builtin_p): Likewise.
4742 * doc/tm.texi.in (TARGET_FLOATN_BUILTIN_P): Document the
4743 floatn_builtin_p target hook.
4744 * doc/tm.texi (TARGET_FLOATN_BUILTIN_P): Likewise.
4746 2017-10-31 Matthew Fortune <matthew.fortune@imgtec.com>
4747 Eric Botcazou <ebotcazou@adacore.com>
4749 PR rtl-optimization/81803
4750 * lra-constraints.c (curr_insn_transform): Also reload the whole
4751 register for a strict subreg no wider than a word if this is for
4752 a WORD_REGISTER_OPERATIONS target.
4754 2017-10-31 Jason Merrill <jason@redhat.com>
4756 * gdbinit.in: Skip over inlines from timevar.h.
4758 2017-10-31 Martin Liska <mliska@suse.cz>
4760 * doc/gcov.texi: Document new option.
4761 * gcov.c (print_usage): Likewise print it.
4762 (process_args): Support the argument.
4763 (format_count): New function.
4764 (format_gcov): Use the function.
4766 2017-10-31 Martin Liska <mliska@suse.cz>
4768 * gcov.c (struct name_map): do not use typedef.
4769 Define operator== and operator<.
4770 (name_search): Remove.
4771 (name_sort): Remove.
4772 (main): Do not allocate names.
4773 (process_file): Add vertical space.
4774 (generate_results): Use std::find.
4775 (release_structures): Do not release memory.
4776 (find_source): Use std::find.
4778 2017-10-31 Martin Liska <mliska@suse.cz>
4780 * gcov.c (struct line_info): Remove it's typedef.
4781 (line_info::line_info): Add proper ctor.
4782 (line_info::has_block): Do not use a typedef.
4783 (struct source_info): Do not use typedef.
4784 (circuit): Likewise.
4785 (get_cycles_count): Likewise.
4786 (output_intermediate_file): Iterate via vector iterator.
4787 (add_line_counts): Use std::vector methods.
4788 (accumulate_line_counts): Likewise.
4789 (output_lines): Likewise.
4791 2017-10-31 Martin Liska <mliska@suse.cz>
4793 * gcov.c (struct source_info): Remove typedef.
4794 (source_info::source_info): Add proper ctor.
4795 (accumulate_line_counts): Use struct, not it's typedef.
4796 (output_gcov_file): Likewise.
4797 (output_lines): Likewise.
4798 (main): Do not allocate an array.
4799 (output_intermediate_file): Use size of vector container.
4800 (process_file): Resize the vector.
4801 (generate_results): Do not preallocate, use newly added vector
4803 (release_structures): Do not release sources.
4804 (find_source): Use vector methods.
4805 (add_line_counts): Do not use typedef.
4807 2017-10-31 Martin Liska <mliska@suse.cz>
4809 * doc/gcov.texi: Document that.
4810 * gcov.c (add_line_counts): Mark lines with a non-executed
4812 (output_line_beginning): Handle such lines.
4813 (output_lines): Pass new argument.
4814 (output_intermediate_file): Print it in intermediate format.
4816 2017-10-31 Martin Liska <mliska@suse.cz>
4818 * color-macros.h: New file.
4819 * diagnostic-color.c: Factor out color related to macros to
4821 * doc/gcov.texi: Document -k option.
4822 * gcov.c (INCLUDE_STRING): Include string.h.
4823 (print_usage): Add -k option.
4824 (process_args): Parse it.
4825 (pad_count_string): New function.
4826 (output_line_beginning): Likewise.
4827 (DEFAULT_LINE_START): New macro.
4828 (output_lines): Support color output.
4830 2017-10-31 Martin Liska <mliska@suse.cz>
4832 PR gcov-profile/82633
4833 * doc/gcov.texi: Document -fkeep-{static,inline}-functions and
4834 their interaction with GCOV infrastructure.
4835 * configure.ac: Add -fkeep-{inline,static}-functions to
4837 * configure: Regenerate.
4839 2017-10-31 Uros Bizjak <ubizjak@gmail.com>
4842 * config/alpha/sync.md (fetchop_constr) <and>: Change to "rINM".
4844 2017-10-31 Segher Boessenkool <segher@kernel.crashing.org>
4847 * config/rs6000/rs6000.md (allocate_stack): Force update interval
4848 into a register if it does not fit into an immediate offset field.
4850 2017-10-31 Olivier Hainque <hainque@adacore.com>
4852 * gcc/Makefile.in (FLAGS_TO_PASS): Pass libsubdir as well.
4854 2017-10-31 Julia Koval <julia.koval@intel.com>
4856 * config.gcc: Add gfniintrin.h.
4857 * config/i386/gfniintrin.h: New.
4858 * config/i386/i386-builtin-types.def
4859 (__builtin_ia32_vgf2p8affineinvqb_v64qi,
4860 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
4861 __builtin_ia32_vgf2p8affineinvqb_v32qi,
4862 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
4863 __builtin_ia32_vgf2p8affineinvqb_v16qi,
4864 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): New builtins.
4865 * config/i386/i386-builtin.def (V64QI_FTYPE_V64QI_V64QI_INT_V64QI_UDI,
4866 V32QI_FTYPE_V32QI_V32QI_INT_V32QI_USI,
4867 V16QI_FTYPE_V16QI_V16QI_INT_V16QI_UHI,
4868 V64QI_FTYPE_V64QI_V64QI_INT): New types.
4869 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
4870 * config/i386/immintrin.h: Include gfniintrin.h.
4871 * config/i386/sse.md (vgf2p8affineinvqb_*) New pattern.
4873 2017-10-30 Eric Botcazou <ebotcazou@adacore.com>
4875 * gcc.c (HAVE_TARGET_EXECUTABLE_SUFFIX): Remove old kludge.
4877 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
4879 * config/arm/arm.md (ashldi3): Remove shift by 1 expansion.
4880 (arm_ashldi3_1bit): Remove pattern.
4881 (ashrdi3): Remove shift by 1 expansion.
4882 (arm_ashrdi3_1bit): Remove pattern.
4883 (lshrdi3): Remove shift by 1 expansion.
4884 (arm_lshrdi3_1bit): Remove pattern.
4885 * config/arm/arm.c (arm_rtx_costs_internal): Slightly increase
4886 cost of ashldi3 by 1.
4887 * config/arm/neon.md (ashldi3_neon): Remove shift by 1 expansion.
4888 (<shift>di3_neon): Likewise.
4890 2017-10-30 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
4892 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Rename
4893 both identically named patterns to (*aarch64_simd_mov<VD:mode>)
4894 and (*aarch64_simd_mov<VQ:mode>).
4895 (*aarch64_simd_mov<VD:mode>): Change type attribute to match
4896 pattern alternative.
4897 (*aarch64_simd_mov<VQ:mode>): Re-order and change type
4898 attributes to match pattern alternative.
4900 2017-10-30 Steven Munroe <munroesj@gcc.gnu.org>
4902 * config.gcc (powerpc*-*-*): Add emmintrin.h.
4903 * config/rs6000/emmintrin.h: New file.
4904 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include emmintrin.h.
4906 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
4908 * config/arm/vfp.md (movdi_vfp): Merge changes from movdi_vfp_cortexa8.
4909 * (movdi_vfp_cortexa8): Remove pattern.
4911 2017-10-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4913 * doc/install.texi (Specific, alpha*-*-*): Remove DEC OSF/1
4915 (Specific, alpha*-dec-osf5.1): Remove.
4916 (Specific, mips-sgi-irix5): Remove.
4917 (Specific, mips-sgi-irix6): Remove.
4919 2017-10-30 Jakub Jelinek <jakub@redhat.com>
4922 * gimple-ssa-store-merging.c (merged_store_group::apply_stores): Fix
4923 arguments to clear_bit_region_be.
4925 2017-10-30 Jim Wilson <wilson@tuliptree.org>
4927 * gimplify.c: Include memmodel.h.
4929 2017-10-30 Martin Jambor <mjambor@suse.cz>
4931 * omp-grid.c (grid_attempt_target_gridification): Also insert a
4932 condition whether loop should be executed at all.
4934 2017-10-30 Will Schmidt <will_schmidt@vnet.ibm.com>
4936 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
4937 gimple folding of vec_madd() intrinsics.
4938 * config/rs6000/altivec.md (mulv8hi3): Rename altivec_vmladduhm to
4939 fmav8hi4. (altivec_vmladduhm): Rename to fmav8hi4.
4940 * config/rs6000/rs6000-builtin.def: Rename vmladduhm to fmav8hi4
4942 2017-10-30 Richard Biener <rguenther@suse.de>
4944 PR tree-optimization/82762
4946 2017-10-23 Richard Biener <rguenther@suse.de>
4948 PR tree-optimization/82129
4950 2017-08-01 Richard Biener <rguenther@suse.de>
4952 PR tree-optimization/81181
4953 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
4954 (compute_antic): ... end of iteration here.
4956 2017-10-30 Joseph Myers <joseph@codesourcery.com>
4958 * doc/invoke.texi (C Dialect Options): Document -std=c17,
4959 -std=iso9899:2017 and -std=gnu17.
4960 * doc/standards.texi (C Language): Document C17 support.
4961 * doc/cpp.texi (Overview): Mention -std=c17.
4962 (Standard Predefined Macros): Document C11 and C17 values of
4963 __STDC_VERSION__. Do not refer to C99 support as incomplete.
4964 * doc/extend.texi (Inline): Do not list individual options for
4965 standards newer than C99.
4966 * dwarf2out.c (highest_c_language, gen_compile_unit_die): Handle
4968 * config/rl78/rl78.c (rl78_option_override): Handle "GNU C17"
4971 2017-10-30 Maxim Ostapenko <m.ostapenko@samsung.com>
4973 * asan.c (asan_finish_file): Align asan globals array by shadow
4976 2017-10-30 Jakub Jelinek <jakub@redhat.com>
4979 * gimple-ssa-store-merging.c: Include rtl.h and expr.h.
4980 (struct store_immediate_info): Add bitregion_start and bitregion_end
4982 (store_immediate_info::store_immediate_info): Add brs and bre
4983 arguments and initialize bitregion_{start,end} from those.
4984 (struct merged_store_group): Add bitregion_start, bitregion_end,
4985 align_base and mask fields. Drop unnecessary struct keyword from
4986 struct store_immediate_info. Add do_merge method.
4987 (clear_bit_region_be): Use memset instead of loop storing zeros.
4988 (merged_store_group::do_merge): New method.
4989 (merged_store_group::merge_into): Use do_merge. Allow gaps in between
4990 stores as long as the surrounding bitregions have no gaps.
4991 (merged_store_group::merge_overlapping): Use do_merge.
4992 (merged_store_group::apply_stores): Test that bitregion_{start,end}
4993 is byte aligned, rather than requiring that start and width are
4994 byte aligned. Drop unnecessary struct keyword from
4995 struct store_immediate_info. Allocate and populate also mask array.
4996 Make start of the arrays relative to bitregion_start rather than
4997 start and size them according to bitregion_{end,start} difference.
4998 (struct imm_store_chain_info): Drop unnecessary struct keyword from
4999 struct store_immediate_info.
5000 (pass_store_merging::gate): Punt if BITS_PER_UNIT or CHAR_BIT is not 8.
5001 (pass_store_merging::terminate_all_aliasing_chains): Drop unnecessary
5002 struct keyword from struct store_immediate_info.
5003 (imm_store_chain_info::coalesce_immediate_stores): Allow gaps in
5004 between stores as long as the surrounding bitregions have no gaps.
5006 (struct split_store): Add orig non-static data member.
5007 (split_store::split_store): Initialize orig to false.
5008 (find_constituent_stmts): Return store_immediate_info *, non-NULL
5009 if there is exactly a single original stmt. Change stmts argument
5010 to pointer from reference, if NULL, don't push anything to it. Add
5011 first argument, use it to optimize skipping over orig stmts that
5012 are known to be before bitpos already. Simplify.
5013 (split_group): Return unsigned int count how many stores are or
5014 would be needed rather than a bool. Add allow_unaligned argument.
5015 Change split_stores argument from reference to pointer, if NULL,
5016 only do a dry run computing how many stores would be produced.
5017 Rewritten algorithm to use both alignment and misalign if
5018 !allow_unaligned and handle bitfield stores with gaps.
5019 (imm_store_chain_info::output_merged_store): Set start_byte_pos
5020 from bitregion_start instead of start. Compute allow_unaligned
5021 here, if true, do 2 split_group dry runs to compute which one
5022 produces fewer stores and prefer aligned if equal. Punt if
5023 new count is bigger or equal than original before emitting any
5024 statements, rather than during that. Remove no longer needed
5025 new_ssa_names tracking. Replace num_stmts with
5026 split_stores.length (). Use 32-bit stack allocated entries
5027 in split_stores auto_vec. Try to reuse original store lhs/rhs1
5028 if possible. Handle bitfields with gaps.
5029 (pass_store_merging::execute): Ignore bitsize == 0 stores.
5030 Compute bitregion_{start,end} for the stores and construct
5031 store_immediate_info with that. Formatting fixes.
5033 2017-10-30 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5037 UNSPEC_DTPOFF and UNSPEC_NTPOFF with SImode immediate offset.
5039 2017-10-29 Jim Wilson <wilson@tuliptree.org>
5041 * gimplify.c: Include tm_p.h.
5043 * common.opt (gcoff): Re-add as ignored option.
5044 (gcoff1, gcoff2, gcoff3): Likewise.
5046 * Makefile.in (OBJS): Delete sdbout.o.
5047 (GTFILES): Delete $(srcdir)/sdbout.c.
5048 * debug.h: Delete sdb_debug_hooks.
5049 * final.c: Delete sdbout.h include.
5050 (final_scan_insn): Delete SDB_DEBUG check.
5051 (rest_of_clean_state): Likewise.
5052 * output.h: Delete sdb_begin_function_line.
5055 * toplev.c: Delete sdbout.h include.
5056 (process_options): Delete SDB_DEBUG check.
5057 * tree-core.h (tree_type_common): Delete pointer field of
5059 * tree.c (copy_node): Clear TYPE_SYMTAB_DIE instead of
5060 TYPE_SYMTAB_POINTER.
5061 * tree.h (TYPE_SYMTAB_POINTER): Delete.
5062 (TYPE_SYMTAB_IS_POINTER): Delete.
5063 (TYPE_SYMTAB_IS_DIE): Renumber.
5064 * xcoffout.c: Refer to former sdbout.c file.
5065 (xcoffout_begin_prologue): Use past tense for sdbout.c reference.
5067 * doc/install.texi (--with-stabs): Delete COFF and ECOFF info.
5068 * doc/invoke.texi (SEEALSO): Delete adb and sdb references.
5069 (Debugging Options): Delete -gcoff.
5070 (-gstabs): Delete SDB reference.
5072 (-gcoff@var{level}): Delete.
5073 * doc/passes.texi (Debugging information output): Delete SDB and
5074 sdbout.c references.
5075 * doc/tm.texi: Regenerate.
5076 * doc/tm.texi.in (DWARF_CIE_DATA_ALIGNMENT): Delete SDB from xref.
5077 (SDB and DWARF): Change node name to DWARF and delete SDB and COFF
5079 (DEBUGGER_AUTO_OFFSET): Delete COFF and SDB references.
5080 (PREFERRED_DEBUGGING_TYPE): Delete SDB_DEBUG and -gcoff references.
5081 (SDB_DEBUGGING_INFO): Delete.
5082 (PUT_SDB_@dots{}, SDB_DELIM, SDB_ALLOW_UNKNOWN_REFERENCES)
5083 SDB_ALLOW_FORWARD_REFERENCES, SDB_OUTPUT_SOURCE_LINE): Delete.
5084 * target.def (output_source_filename): Delete COFF reference.
5086 * common.opt (gcoff): Delete.
5087 (gxcoff+): Update Negative chain.
5088 * defaults.h: Delete all references to SDB_DEBUGGING_INFO and
5090 * dwarf2out.c (gen_array_type_die): Change SDB to debuggers.
5091 * flag-types.h (enum debug_info_type): Delete SDB_DEBUG.
5092 * function.c (number_blocks): Delete SDB_DEBUGGING_INFO, SDB_DEBUG,
5094 (expand_function_start): Change sdb reference to past tense.
5095 (expand_function_end): Change sdb reference to past tense.
5096 * gcc.c (cpp_unique_options): Delete gcoff3 reference.
5097 * opts.c (debug_type_names): Delete coff entry.
5098 (common_handle_option): Delete OPT_gcoff case.
5099 * system.h (SDB_DEBUG, SDB_DEBUGGING_INFO): Poison.
5101 * config/dbxcoff.h (PREFERRED_DEBUGGING_TYPE): Set to DBX_DEBUG.
5102 * config/cris/cris.h: Delete SDB reference in comment.
5103 * config/i386/cygming.h: Don't define SDB_DEBUGGING_INFO.
5104 (ASM_DECLARE_FUNCTION_NAME): Delete SDB reference from comment.
5105 * config/i386/gas.h: Don't define SDB_DEBUGGING_INFO.
5106 * config/i386/i386.c (svr4_dbx_register_map): Change SDB references
5108 (ix86_expand_prologue): Likewise.
5109 * config/i386/winnt.c (i386_pe_start_function): Don't check SDB_DEBUG.
5110 * config/ia64/ia64.h: Likewise.
5111 * config/m68k/m68kelf.h (DBX_REGISTER_NUMBER): Delete SDB reference.
5112 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Delete gcoff*
5114 * config/mmix/mmix.h: Likewise.
5115 * config/nds32/nds32.c: Likewise.
5116 * config/stormy/storym16.h: Likewise.
5117 * config/visium/visium.h: Likewise.
5118 * config/vx-common.h (SDB_DEBUGGING_INFO): Delete undef.
5120 2017-10-28 Sandra Loosemore <sandra@codesourcery.com>
5122 * config/nios2/nios2.h (FRAME_GROWS_DOWNWARD): Define to 1.
5123 * config/nios2/nios2.c (nios2_initial_elimination_offset): Make
5124 FRAME_POINTER_REGNUM point at high end of local var area.
5126 2017-10-27 Eric Botcazou <ebotcazou@adacore.com>
5128 * bb-reorder.c (find_traces_1_round): Fix off-by-one index.
5129 Move comment around. Do not reset best_edge for a copiable
5130 destination if the copy would cause a partition change.
5131 (better_edge_p): Remove redundant check.
5133 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386-protos.h (ix86_fp_compare_mode): Remove prototype.
5137 2017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5139 * builtins.c (CASE_MATHFN_FLOATN): New helper macro to add cases
5140 for math functions that have _Float<N> and _Float<N>X variants.
5141 (mathfn_built_in_2): Add support for math functions that have
5142 _Float<N> and _Float<N>X variants.
5143 (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro.
5144 (expand_builtin_mathfn_ternary): Add support for fma with
5145 _Float<N> and _Float<N>X variants.
5146 (expand_builtin): Likewise.
5147 (fold_builtin_3): Likewise.
5148 * builtins.def (DEF_EXT_LIB_FLOATN_NX_BUILTINS): New macro to
5149 create math function _Float<N> and _Float<N>X variants as external
5151 (BUILT_IN_COPYSIGN _Float<N> and _Float<N>X variants) Use
5152 DEF_EXT_LIB_FLOATN_NX_BUILTINS to make built-in functions using
5153 the __builtin_ prefix and if not strict ansi, without the prefix.
5154 (BUILT_IN_FABS _Float<N> and _Float<N>X variants): Likewise.
5155 (BUILT_IN_FMA _Float<N> and _Float<N>X variants): Likewise.
5156 (BUILT_IN_FMAX _Float<N> and _Float<N>X variants): Likewise.
5157 (BUILT_IN_FMIN _Float<N> and _Float<N>X variants): Likewise.
5158 (BUILT_IN_NAN _Float<N> and _Float<N>X variants): Likewise.
5159 (BUILT_IN_SQRT _Float<N> and _Float<N>X variants): Likewise.
5160 * builtin-types.def (BT_FN_FLOAT16_FLOAT16_FLOAT16_FLOAT16): New
5161 function signatures for fma _Float<N> and _Float<N>X variants.
5162 (BT_FN_FLOAT32_FLOAT32_FLOAT32_FLOAT32): Likewise.
5163 (BT_FN_FLOAT64_FLOAT64_FLOAT64_FLOAT64): Likewise.
5164 (BT_FN_FLOAT128_FLOAT128_FLOAT128_FLOAT128): Likewise.
5165 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X_FLOAT32X): Likewise.
5166 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X_FLOAT64X): Likewise.
5167 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X_FLOAT128X): Likewise.
5168 * gencfn-macros.c (print_case_cfn): Add support for math functions
5169 that have _Float<N> and _Float<N>X variants.
5170 (print_define_operator_list): Likewise.
5171 (fltfn_suffixes): Likewise.
5173 * internal-fn.def (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro
5174 for math functions that have _Float<N> and _Float<N>X variants.
5175 (SQRT): Add support for sqrt, copysign, fmin and fmax _Float<N>
5176 and _Float<N>X variants.
5177 (COPYSIGN): Likewise.
5180 * fold-const.c (tree_call_nonnegative_warnv_p): Add support for
5181 copysign, fma, fmax, fmin, and sqrt _Float<N> and _Float<N>X
5183 (integer_valued_read_call_p): Likewise.
5184 * fold-const-call.c (fold_const_call_ss): Likewise.
5185 (fold_const_call_sss): Add support for copysign, fmin, and fmax
5186 _Float<N> and _Float<N>X variants.
5187 (fold_const_call_ssss): Add support for fma _Float<N> and
5188 _Float<N>X variants.
5189 * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Add
5190 support for copysign and fma _Float<N> and _Float<N>X variants.
5191 (backprop::process_builtin_call_use): Likewise.
5192 * tree-call-cdce.c (can_test_argument_range); Add support for
5193 sqrt _Float<N> and _Float<N>X variants.
5194 (edom_only_function): Likewise.
5195 (get_no_error_domain): Likewise.
5196 * tree-ssa-math-opts.c (internal_fn_reciprocal): Likewise.
5197 * tree-ssa-reassoc.c (attempt_builtin_copysign): Add support for
5198 copysign _Float<N> and _Float<N>X variants.
5199 * config/rs6000/rs6000-builtin.def (SQRTF128): Delete, this is now
5200 handled by machine independent code.
5201 (FMAF128): Likewise.
5202 * doc/cpp.texi (Common Predefined Macros): Document defining
5203 __FP_FAST_FMAF<N> and __FP_FAST_FMAF<N>X if the backend supports
5204 fma _Float<N> and _Float<N>X variants.
5206 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386-modes.def (CCFPU): Remove definition.
5210 * config/i386/i386.c (put_condition_mode): Remove CCFPU mode handling.
5211 (ix86_cc_modes_compatible): Ditto.
5212 (ix86_expand_carry_flag_compare): Ditto.
5213 (ix86_expand_int_movcc): Ditto.
5214 (ix86_expand_int_addcc): Ditto.
5215 (ix86_reverse_condition): Ditto.
5216 (ix86_unordered_fp_compare): Rename from ix86_fp_compare_mode.
5217 Return true/false for unordered/ordered fp comparisons.
5218 (ix86_cc_mode): Always return CCFPmode for float mode comparisons.
5219 (ix86_prepare_fp_compare_args): Update for rename.
5220 (ix86_expand_fp_compare): Update for rename. Generate unordered
5221 compare RTXes wrapped with UNSPEC_NOTRAP unspec.
5222 (ix86_expand_sse_compare_and_jump): Ditto.
5223 * config/i386/predicates.md (fcmov_comparison_operator):
5224 Remove CCFPU mode handling.
5225 (ix86_comparison_operator): Ditto.
5226 (ix86_carry_flag_operator): Ditto.
5227 * config/i386/i386.md (UNSPEC_NOTRAP): New unspec.
5228 (*cmpu<mode>_i387): Wrap compare RTX with UNSPEC_NOTRAP unspec.
5229 (*cmpu<mode>_cc_i387): Ditto.
5230 (FPCMP): Remove mode iterator.
5231 (unord): Remove mode attribute.
5232 (unord_subst): New define_subst transformation
5233 (unord): New define_subst attribute.
5235 (*cmpi<unord><MODEF:mode>): Rewrite using unord_subst transformation.
5236 (*cmpi<unord>xf_i387): Ditto.
5237 * config/i386/sse.md (<sse>_<unord>comi<round_saeonly_name>): Merge
5238 from <sse>_comi<round_saeonly_name> and <sse>_ucomi<round_saeonly_name>
5239 using unord_subst transformation.
5240 * config/i386/subst.md (SUBST_A): Remove CCFP and CCFPU modes.
5241 (round_saeonly): Also handle CCFP mode.
5242 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_NOTRAP unspec.
5243 Remove UNSPEC_SAHF unspec handling.
5245 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
5247 * x86-tune.def (X86_TUNE_INTER_UNIT_MOVES_TO_VEC): Disable for Zen.
5249 2017-10-27 Jeff Law <law@redhat.com>
5251 * gimple-ssa-sprintf.c: Include domwalk.h.
5252 (class sprintf_dom_walker): New class, derived from dom_walker.
5253 (sprintf_dom_walker::before_dom_children): New function.
5254 (struct call_info): Moved into sprintf_dom_walker class
5255 (compute_formath_length, handle_gimple_call): Likewise.
5256 (sprintf_length::execute): Call the dominator walker rather
5257 than walking the statements.
5259 * tree-vrp.c (check_all_array_refs): Do not use wi->info to smuggle
5260 gimple statement locations.
5261 (check_array_bounds): Corresponding changes. Get the statement's
5262 location directly from wi->stmt.
5264 2017-10-27 Palmer Dabbelt <palmer@dabbelt.com>
5267 * doc/invoke.texi (RISC-V) <-mabi>: Correct and improve.
5269 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
5271 * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY,
5272 X86_TUNE_MOVX): Disable for Haswell and newer CPUs.
5274 2017-10-27 Jakub Jelinek <jakub@redhat.com>
5277 * config/i386/i386-protos.h (maybe_get_pool_constant): Removed.
5278 * config/i386/i386.c (maybe_get_pool_constant): Removed.
5279 (ix86_split_to_parts): Use avoid_constant_pool_reference instead of
5280 maybe_get_pool_constant.
5281 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5284 2017-10-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5286 * doc/install.texi (Specific, i?86-*-solaris2.10): Simplify gas
5287 2.26 caveat. Update gas and gld versions.
5288 (Specific, *-*-solaris2*): Update binutils version. Remove caveat
5291 2017-10-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5293 * cgraph.h (set_malloc_flag): Declare.
5294 * cgraph.c (set_malloc_flag_1): New function.
5295 (set_malloc_flag): Likewise.
5296 * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee.
5297 * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to
5299 (read_ipa_call_summary): Add support for reading is_return_callee.
5300 (write_ipa_call_summary): Stream is_return_callee.
5301 * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary.
5302 * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h,
5303 ipa-prop.h, ipa-fnsummary.h.
5304 (pure_const_names): Change to static.
5305 (malloc_state_e): Define.
5306 (malloc_state_names): Define.
5307 (funct_state_d): Add field malloc_state.
5308 (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM.
5309 (check_retval_uses): New function.
5310 (malloc_candidate_p): Likewise.
5311 (analyze_function): Add support for malloc attribute.
5312 (pure_const_write_summary): Stream malloc_state.
5313 (pure_const_read_summary): Add support for reading malloc_state.
5314 (dump_malloc_lattice): New function.
5315 (propagate_malloc): New function.
5316 (warn_function_malloc): New function.
5317 (ipa_pure_const::execute): Call propagate_malloc and
5318 ipa_free_fn_summary.
5319 (pass_local_pure_const::execute): Add support for malloc attribute.
5320 * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro.
5321 * doc/invoke.texi: Document Wsuggest-attribute=malloc.
5323 2017-10-27 Martin Liska <mliska@suse.cz>
5325 PR gcov-profile/82457
5326 * doc/invoke.texi: Document that one needs a non-strict ISO mode
5327 for fork-like functions to be properly instrumented.
5329 2017-10-27 Richard Biener <rguenther@suse.de>
5332 * tree-eh.c (pass_lower_eh_dispatch::execute): Free dominator
5333 info when we redirected EH.
5335 2017-10-26 Michael Collison <michael.collison@arm.com>
5337 * config/aarch64/aarch64.md(<optab>_trunc><vf><GPI:mode>2):
5339 (<optab>_trunchf<GPI:mode>2: New pattern.
5340 (<optab>_trunc<vgp><GPI:mode>2: New pattern.
5341 * config/aarch64/iterators.md (wv): New mode attribute.
5342 (vf, VF): New mode attributes.
5343 (vgp, VGP): New mode attributes.
5344 (s): Update attribute with SImode and DImode prefixes.
5346 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
5348 * config/nios2/constraints.md ("S"): Match r0rel_constant_p too.
5349 * config/nios2/nios2-protos.h (r0rel_constant_p): Declare.
5350 * config/nios2/nios2.c: (nios2_r0rel_sec_regex): New.
5351 (nios2_option_overide): Initialize it. Don't allow R0-relative
5352 addressing with PIC.
5353 (nios2_rtx_costs): Handle r0rel_constant_p like gprel_constant_p.
5354 (nios2_symbolic_constant_p): Likewise.
5355 (nios2_legitimate_address_p): Likewise.
5356 (nios2_r0rel_section_name_p): New.
5357 (nios2_symbol_ref_in_r0rel_data_p): New.
5358 (nios2_emit_move_sequence): Handle r0rel_constant_p.
5359 (r0rel_constant_p): New.
5360 (nios2_print_operand_address): Handle r0rel_constant_p.
5361 (nios2_cdx_narrow_form_p): Likewise.
5362 * config/nios2/nios2.opt (mr0rel-sec=): New option.
5363 * doc/invoke.texi (Option Summary): Add -mr0rel-sec.
5364 (Nios II Options): Document -mr0rel-sec.
5366 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
5368 * config/nios2/nios2.c: Include xregex.h.
5369 (nios2_gprel_sec_regex): New.
5370 (nios2_option_overide): Initialize it. Don't allow GP-relative
5371 addressing with PIC.
5372 (nios2_small_section_name_p): Check for regex match.
5373 * config/nios2/nios2.opt (mgprel-sec=): New option.
5374 * doc/invoke.texi (Option Summary): Add -mgprel-sec.
5375 (Nios II Options): Document -mgprel-sec.
5377 2017-10-26 Jim Wilson <wilson@tuliptree.org>
5379 * doc/invoke.texi (-fdebug-prefix-map): Expand documentation.
5381 2017-10-26 Tom de Vries <tom@codesourcery.com>
5383 PR tree-optimization/82707
5384 * gimple.c (gimple_copy): Fix unsharing of
5385 GIMPLE_OMP_{SINGLE,TARGET,TEAMS}.
5387 2017-10-26 Olga Makhotina <olga.makhotina@intel.com>
5389 * config/i386/avx512fintrin.h (_mm512_cmpeq_pd_mask,
5390 _mm512_cmple_pd_mask, _mm512_cmplt_pd_mask,
5391 _mm512_cmpneq_pd_mask, _mm512_cmpnle_pd_mask,
5392 _mm512_cmpnlt_pd_mask, _mm512_cmpord_pd_mask,
5393 _mm512_cmpunord_pd_mask, _mm512_mask_cmpeq_pd_mask,
5394 _mm512_mask_cmple_pd_mask, _mm512_mask_cmplt_pd_mask,
5395 _mm512_mask_cmpneq_pd_mask, _mm512_mask_cmpnle_pd_mask,
5396 _mm512_mask_cmpnlt_pd_mask, _mm512_mask_cmpord_pd_mask,
5397 _mm512_mask_cmpunord_pd_mask, _mm512_cmpeq_ps_mask,
5398 _mm512_cmple_ps_mask, _mm512_cmplt_ps_mask,
5399 _mm512_cmpneq_ps_mask, _mm512_cmpnle_ps_mask,
5400 _mm512_cmpnlt_ps_mask, _mm512_cmpord_ps_mask,
5401 _mm512_cmpunord_ps_mask, _mm512_mask_cmpeq_ps_mask,
5402 _mm512_mask_cmple_ps_mask, _mm512_mask_cmplt_ps_mask,
5403 _mm512_mask_cmpneq_ps_mask, _mm512_mask_cmpnle_ps_mask,
5404 _mm512_mask_cmpnlt_ps_mask, _mm512_mask_cmpord_ps_mask,
5405 _mm512_mask_cmpunord_ps_mask): New intrinsics.
5407 2017-10-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5409 * config/rs6000/aix.h (TARGET_IEEEQUAD_DEFAULT): Set long double
5411 * config/rs6000/darwin.h (TARGET_IEEEQUAD_DEFAULT): Likewise.
5412 * config/rs6000/rs6000.opt (-mabi=ieeelongdouble): Move the
5413 warning to rs6000.c. Remove the Undocumented flag, since it has
5415 (-mabi=ibmlongdouble): Likewise.
5416 * config/rs6000/rs6000.c (TARGET_IEEEQUAD_DEFAULT): If it is not
5417 already set, set the default format for long double.
5418 (rs6000_debug_reg_global): Print whether long double is IBM or
5420 (rs6000_option_override_internal): Rework setting long double
5421 format. Only warn if the user is changing the long double default
5422 and they did not use -Wno-psabi.
5423 * doc/invoke.texi (PowerPC options): Update the documentation for
5424 -mabi=ieeelongdouble and -mabi=ibmlongdouble.
5426 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
5427 Alan Hayward <alan.hayward@arm.com>
5428 David Sherwood <david.sherwood@arm.com>
5430 * rtl.h (wider_subreg_mode): New function.
5431 * ira.h (ira_sort_regnos_for_alter_reg): Take a machine_mode *
5432 rather than an unsigned int *.
5433 * ira-color.c (regno_max_ref_width): Replace with...
5434 (regno_max_ref_mode): ...this new variable.
5435 (coalesced_pseudo_reg_slot_compare): Update accordingly.
5436 Use wider_subreg_mode.
5437 (ira_sort_regnos_for_alter_reg): Likewise. Take a machine_mode *
5438 rather than an unsigned int *.
5439 * lra-constraints.c (uses_hard_regs_p): Use wider_subreg_mode.
5440 (process_alt_operands): Likewise.
5441 (invariant_p): Likewise.
5442 * lra-spills.c (assign_mem_slot): Likewise.
5443 (add_pseudo_to_slot): Likewise.
5444 * lra.c (collect_non_operand_hard_regs): Likewise.
5445 (add_regs_to_insn_regno_info): Likewise.
5446 * reload1.c (regno_max_ref_width): Replace with...
5447 (regno_max_ref_mode): ...this new variable.
5448 (reload): Update accordingly. Update call to
5449 ira_sort_regnos_for_alter_reg.
5450 (alter_reg): Update to use regno_max_ref_mode. Call wider_subreg_mode.
5451 (init_eliminable_invariants): Update to use regno_max_ref_mode.
5452 (scan_paradoxical_subregs): Likewise.
5454 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
5456 * config/aarch64/aarch64.h (EXIT_IGNORE_STACK): Set if alloca is used.
5457 (aarch64_frame): Add emit_frame_chain boolean.
5458 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
5459 Move eh_return case to aarch64_layout_frame.
5460 (aarch64_layout_frame): Initialize emit_frame_chain.
5461 (aarch64_expand_prologue): Use emit_frame_chain.
5463 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
5465 * config/aarch64/aarch64.c (aarch64_layout_frame):
5466 Ensure LR is always stored at the bottom of the callee-saves.
5467 Remove rarely used frame layout which saves callee-saves at top of
5468 frame, so the store of LR can be used as a valid probe in all cases.
5470 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
5472 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5473 Improve unaligned TImode/TFmode base/offset split.
5475 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
5476 Alan Hayward <alan.hayward@arm.com>
5477 David Sherwood <david.sherwood@arm.com>
5479 * caller-save.c (mark_referenced_regs): Use read_modify_subreg_p.
5480 * combine.c (find_single_use_1): Likewise.
5481 (expand_field_assignment): Likewise.
5482 (move_deaths): Likewise.
5483 * lra-constraints.c (simplify_operand_subreg): Likewise.
5484 (curr_insn_transform): Likewise.
5485 * lra.c (collect_non_operand_hard_regs): Likewise.
5486 (add_regs_to_insn_regno_info): Likewise.
5487 * rtlanal.c (reg_referenced_p): Likewise.
5488 (covers_regno_no_parallel_p): Likewise.
5490 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
5492 * wide-int-print.cc (print_hex): Loop based on extract_uhwi.
5493 Don't print any bits outside the precision of the value.
5494 * wide-int.cc (test_printing): Add some new tests.
5496 2017-10-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5498 * configure.ac (gcc_cv_as_ix86_xbrace_comment): Check if assembler
5499 supports -xbrace_comment option.
5500 * configure: Regenerate.
5501 * config.in: Regenerate.
5502 * config/i386/sol2.h (ASM_XBRACE_COMMENT_SPEC): Define.
5503 (ASM_CPU_SPEC): Use it.
5505 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
5507 * target.def (static_rtx_alignment): New hook.
5508 * targhooks.h (default_static_rtx_alignment): Declare.
5509 * targhooks.c (default_static_rtx_alignment): New function.
5510 * doc/tm.texi.in (TARGET_STATIC_RTX_ALIGNMENT): New hook.
5511 * doc/tm.texi: Regenerate.
5512 * varasm.c (force_const_mem): Use targetm.static_rtx_alignment
5513 instead of targetm.constant_alignment. Remove call to
5515 * config/cris/cris.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
5516 (cris_preferred_mininum_alignment): New function, split out from...
5517 (cris_constant_alignment): ...here.
5518 (cris_static_rtx_alignment): New function.
5519 * config/i386/i386.c (ix86_static_rtx_alignment): New function,
5521 (ix86_constant_alignment): ...here.
5522 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
5523 * config/mmix/mmix.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
5524 (mmix_static_rtx_alignment): New function.
5525 * config/spu/spu.c (spu_static_rtx_alignment): New function.
5526 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
5528 2017-10-26 Tamar Christina <tamar.christina@arm.com>
5531 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2):
5532 Add flag_trapping_math and flag_fp_int_builtin_inexact.
5534 2017-10-25 Palmer Dabbelt <palmer@dabbelt.com>
5536 * config/riscv/riscv.md (ZERO_EXTEND_LOAD): Define.
5537 * config/riscv/pic.md (local_pic_load): Rename to local_pic_load_s,
5538 mark as a sign-extending load.
5539 (local_pic_load_u): Define.
5541 2017-10-25 Eric Botcazou <ebotcazou@adacore.com>
5544 * fold-const.c (operand_equal_for_comparison_p): Also return true
5545 if ARG0 is a simple variant of ARG1 with narrower precision.
5546 (fold_ternary_loc): Always pass unstripped operands to the predicate.
5548 2017-10-25 Jan Hubicka <hubicka@ucw.cz>
5550 * i386.c (ix86_builtin_vectorization_cost): Compute scatter/gather
5552 * i386.h (processor_costs): Add gather_static, gather_per_elt,
5553 scatter_static, scatter_per_elt.
5554 * x86-tune-costs.h: Add new cost entries.
5556 2017-10-25 Richard Biener <rguenther@suse.de>
5558 * tree-ssa-sccvn.h (vn_eliminate): Declare.
5559 * tree-ssa-pre.c (class eliminate_dom_walker, eliminate,
5560 class pass_fre): Move to ...
5561 * tree-ssa-sccvn.c (class eliminate_dom_walker, vn_eliminate,
5562 class pass_fre): ... here and adjust for statistics.
5564 2017-10-25 Jakub Jelinek <jakub@redhat.com>
5567 * attribs.c (attribute_value_equal): Use omp_declare_simd_clauses_equal
5568 for comparison of OMP_CLAUSEs regardless of flag_openmp{,_simd}.
5569 (duplicate_one_attribute, copy_attributes_to_builtin): New functions.
5570 * attribs.h (duplicate_one_attribute, copy_attributes_to_builtin): New
5573 2017-10-25 Richard Biener <rguenther@suse.de>
5575 * tree-ssa-pre.c (need_eh_cleanup, need_ab_cleanup, el_to_remove,
5576 el_to_fixup, el_todo, el_avail, el_avail_stack, eliminate_avail,
5577 eliminate_push_avail, eliminate_insert): Move inside...
5578 (class eliminate_dom_walker): ... this class in preparation
5580 (fini_eliminate): Remove by merging with ...
5581 (eliminate): ... this function. Adjust for class changes.
5582 (pass_pre::execute): Remove fini_eliminate call.
5583 (pass_fre::execute): Likewise.
5585 2017-10-24 Jakub Jelinek <jakub@redhat.com>
5588 * config/i386/sse.md (UNSPEC_VPERMI2, UNSPEC_VPERMI2_MASK): Remove.
5589 (VPERMI2, VPERMI2I): New mode iterators.
5590 (<avx512>_vpermi2var<mode>3_maskz): Remove 3 define_expand patterns.
5591 (<avx512>_vpermi2var<mode>3<sd_maskz_name>): Remove 3 define_insn
5593 (<avx512>_vpermi2var<mode>3_mask): New define_expand using VPERMI2
5594 mode iterator. Remove 3 old define_insn patterns.
5595 (*<avx512>_vpermi2var<mode>3_mask): 2 new define_insn patterns.
5596 (<avx512>_vpermt2var<mode>3_maskz): Adjust 1 define_expand to use
5597 VPERMI2 mode iterator, remove the other two expanders.
5598 (<avx512>_vpermt2var<mode>3<sd_maskz_name>): Adjust 1 define_insn
5599 to use VPERMI2 mode iterator, add another alternative for vpermi2*
5600 instructions, remove the other two patterns.
5601 (<avx512>_vpermt2var<mode>3_mask): Adjust 1 define_insn to use VPERMI2
5602 mode iterator, remove the other two patterns.
5603 * config/i386/i386.c (ix86_expand_vec_perm_vpermi2): Renamed to ...
5604 (ix86_expand_vec_perm_vpermt2): ... this. Swap mask and op0
5605 arguments, use gen_*vpermt2* expanders instead of gen_*vpermi2*
5606 and adjust argument order accordingly.
5607 (ix86_expand_vec_perm): Adjust caller.
5608 (expand_vec_perm_1): Likewise.
5609 (expand_vec_perm_vpermi2_vpshub2): Rename to ...
5610 (expand_vec_perm_vpermt2_vpshub2): ... this.
5611 (ix86_expand_vec_perm_const_1): Adjust caller.
5612 (ix86_vectorize_vec_perm_const_ok): Adjust comments.
5615 * config/i386/sse.md (VIMAX_AVX2): Remove V4TImode.
5616 (VIMAX_AVX2_AVX512BW, VIMAX_AVX512VL): New mode iterators.
5617 (vec_shl_<mode>): Remove unused expander.
5618 (avx512bw_<shift_insn><mode>3): New define_insn.
5619 (<sse2_avx2>_ashl<mode>3, <sse2_avx2>_lshr<mode>3): Replaced by ...
5620 (<sse2_avx2>_<shift_insn><mode>3): ... this. New define_insn.
5622 2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
5625 * doc/invoke.texi ([Wbuiltin-declaration-mismatch]): Extend
5628 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
5630 PR rtl-optimization/82396
5631 * gcc/haifa-sched.c (ready_sort_real): Remove qsort workaround.
5632 (autopref_multipass_init): Simplify initialization.
5633 (autopref_rank_data): Simplify sort order.
5634 * gcc/sched-int.h (autopref_multipass_data_): Remove
5635 multi_mem_insn_p, min_offset and max_offset.
5637 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
5640 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
5641 Check special value of flag_omit_frame_pointer.
5642 (aarch64_can_eliminate): Likewise.
5643 (aarch64_override_options_after_change_1): Simplify handling of
5644 -fomit-frame-pointer and -fomit-leaf-frame-pointer.
5646 2017-10-24 Richard Biener <rguenther@suse.de>
5648 PR tree-optimization/82697
5649 * tree-ssa-phiopt.c (cond_store_replacement): Use alias-set
5650 zero for conditional load and unconditional store.
5652 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
5654 * doc/install.texi: Document bootstrap-cet.
5656 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
5659 * config/i386/i386.c (rest_of_insert_endbranch): Don't insert
5660 ENDBR instruction at function entrance if function is only
5663 2017-10-24 Jakub Jelinek <jakub@redhat.com>
5666 * config/i386/i386.md (addcarry<mode>, subborrow<mode>): Change
5667 patterns to better describe from which operation the CF is computed.
5668 (addcarry<mode>_0, subborrow<mode>_0): New patterns.
5669 * config/i386/i386.c (ix86_expand_builtin) <case handlecarry>: Pass
5670 one LTU with [DT]Imode and another one with [SD]Imode. If arg0
5671 is 0, use _0 suffixed expanders instead of emitting a comparison
5674 2017-10-06 Sergey Shalnov <Sergey.Shalnov@intel.com>
5676 * config/i386/i386.md(*movsf_internal, *movdf_internal):
5677 Avoid 512-bit AVX modes for TARGET_PREFER_AVX256.
5679 2017-10-24 Eric Botcazou <ebotcazou@adacore.com>
5682 * tree-outof-ssa.h (always_initialized_rtx_for_ssa_name_p): Delete.
5683 * expr.c (expand_expr_real_1) <expand_decl_rtl>: Revert latest change.
5684 * loop-iv.c (iv_get_reaching_def): Likewise.
5685 * cfgexpand.c (expand_one_ssa_partition): Initialize the RTX if the
5686 variable is promoted and the partition contains undefined values.
5688 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
5690 * config/nios2/nios2.c (nios2_rtx_costs): Make costs better
5692 (nios2_address_cost): Define.
5693 (nios2_legitimize_address): Recognize (exp + constant) directly.
5694 (TARGET_ADDRESS_COST): Define.
5696 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
5698 * config/nios2/nios2-protos.h (nios2_large_constant_p): Declare.
5699 (nios2_symbolic_memory_operand_p): Declare.
5700 (nios2_split_large_constant): Declare.
5701 (nios2_split_symbolic_memory_operand): Declare.
5702 * config/nios2/nios2.c: Adjust includes.
5703 (nios2_symbolic_constant_allowed): New.
5704 (nios2_symbolic_constant_p): New.
5705 (nios2_plus_symbolic_constant_p): New.
5706 (nios2_valid_addr_expr_p): Recognize addresses involving
5708 (nios2_legitimate_address_p): Likewise, also LO_SUM.
5709 (nios2_symbolic_memory_operand_p): New.
5710 (nios2_large_constant_p): New.
5711 (nios2_split_large_constant): New.
5712 (nios2_split_plus_large_constant): New.
5713 (nios2_split_symbolic_memory_operand): New.
5714 (nios2_legitimize_address): Code refactoring. Handle addresses
5715 involving symbolic constants.
5716 (nios2_emit_move_sequence): Likewise.
5717 (nios2_print_operand): Improve error output.
5718 (nios2_print_operand_address): Handle LO_SUM.
5719 (nios2_cdx_narrow_form_p): Likewise.
5720 * config/nios2/nios2.md (movqi_internal): Add splitter for memory
5721 operands involving symbolic constants.
5722 (movhi_internal, movsi_internal): Likewise.
5723 (zero_extendhisi2, zero_extendqi<mode>2): Likewise.
5724 (extendhisi2, extendqi<mode>2): Likewise.
5726 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
5728 * tree-pass.h (PROP_rtl_split_insns): Define.
5729 * recog.c (pass_data_split_all_insns): Provide PROP_rtl_split_insns.
5731 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
5733 * config/nios2/nios2.c (TARGET_LRA_P): Don't override.
5735 2017-10-23 Jakub Jelinek <jakub@redhat.com>
5738 * target.def (const_not_ok_for_debug_p): Default to
5739 default_const_not_ok_for_debug_p instead of hook_bool_rtx_false.
5740 * targhooks.h (default_const_not_ok_for_debug_p): New declaration.
5741 * targhooks.c (default_const_not_ok_for_debug_p): New function.
5742 * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for
5743 which targetm.const_not_ok_for_debug_p returned true.
5744 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true
5746 * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p):
5748 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise.
5749 * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize
5750 UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol
5752 (ix86_const_not_ok_for_debug_p): New function.
5753 (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF.
5754 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5756 2017-10-23 David Malcolm <dmalcolm@redhat.com>
5759 * system.h: Conditionally include "unique-ptr.h" if
5760 INCLUDE_UNIQUE_PTR is defined.
5761 * unique-ptr-tests.cc: Remove include of "unique-ptr.h" in favor
5762 of defining INCLUDE_UNIQUE_PTR before including "system.h".
5764 2017-10-23 Sebastian Perta <sebastian.perta@renesas.com>
5766 * config/rl78/rl78.md: New define_expand "subdi3".
5768 2017-10-23 H.J. Lu <hongjiu.lu@intel.com>
5771 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip
5772 DF_REF_INSN if DF_REF_INSN_INFO is false.
5774 2017-10-23 Jan Hubicka <hubicka@ucw.cz>
5776 * i386.c (dimode_scalar_chain::compute_convert_gain): Use
5777 xmm_move instead of sse_move.
5778 (sse_store_index): New function.
5779 (ix86_register_move_cost): Be more sensible about mismatch stall;
5780 model AVX moves correctly; make difference between sse->integer and
5782 (ix86_builtin_vectorization_cost): Model correctly aligned and unaligned
5783 moves; make difference between SSE and AVX.
5784 * i386.h (processor_costs): Remove sse_move; add xmm_move, ymm_move
5785 and zmm_move. Increase size of sse load and store tables;
5786 add unaligned load and store tables; add ssemmx_to_integer.
5787 * x86-tune-costs.h: Update all entries according to real
5788 move latencies from Agner Fog's manual and chip documentation.
5790 2017-10-23 Jakub Jelinek <jakub@redhat.com>
5793 * config/i386/predicates.md (x86_64_dwzext_immediate_operand): New.
5794 * config/i386/constraints.md (Wf): New constraint.
5795 * config/i386/i386.md (UNSPEC_SBB): New unspec.
5796 (cmp<dwi>_doubleword): Removed.
5797 (sub<mode>3_carry_ccc, *sub<mode>3_carry_ccc_1): New patterns.
5798 (sub<mode>3_carry_ccgz): Use unspec instead of compare.
5799 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>: Don't
5800 expand with cmp<dwi>_doubleword. For LTU and GEU use
5801 sub<mode>3_carry_ccc instead of sub<mode>3_carry_ccgz and use CCCmode.
5803 * common.opt (gcolumn-info): Enable by default.
5804 * doc/invoke.texi (gcolumn-info): Document new default.
5806 2017-10-23 Richard Biener <rguenther@suse.de>
5808 PR tree-optimization/82672
5809 * graphite-isl-ast-to-gimple.c (graphite_copy_stmts_from_block):
5810 Fold the stmt if we propagated into it.
5812 2017-10-23 Richard Biener <rguenther@suse.de>
5814 * tree-ssa-pre.c (bitmap_remove_from_set): Rename to...
5815 (bitmap_remove_expr_from_set): ... this. All callers call this
5816 for non-constant values.
5817 (bitmap_set_subtract): Rename to...
5818 (bitmap_set_subtract_expressions): ... this. Adjust and
5820 (bitmap_set_contains_value): Remove superfluous check.
5821 (bitmap_set_replace_value): Inline into single caller ...
5822 (bitmap_value_replace_in_set): ... here and simplify.
5823 (dependent_clean): Merge into ...
5824 (clean): ... this using an overload. Adjust.
5825 (prune_clobbered_mems): Adjust.
5826 (compute_antic_aux): Likewise.
5827 (compute_partial_antic_aux): Likewise.
5829 2017-10-23 Richard Biener <rguenther@suse.de>
5831 PR tree-optimization/82129
5833 2017-08-01 Richard Biener <rguenther@suse.de>
5835 PR tree-optimization/81181
5836 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
5837 (compute_antic): ... end of iteration here.
5839 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
5841 * target.def (starting_frame_offset): New hook.
5842 * doc/tm.texi (STARTING_FRAME_OFFSET): Remove in favor of...
5843 (TARGET_STARTING_FRAME_OFFSET): ...this new hook.
5844 * doc/tm.texi.in: Regenerate.
5845 * hooks.h (hook_hwi_void_0): Declare.
5846 * hooks.c (hook_hwi_void_0): New function.
5847 * doc/rtl.texi: Refer to TARGET_STARTING_FRAME_OFFSET instead of
5848 STARTING_FRAME_OFFSET.
5849 * builtins.c (expand_builtin_setjmp_receiver): Likewise.
5850 * reload1.c (reload): Likewise.
5851 * cfgexpand.c (expand_used_vars): Use targetm.starting_frame_offset
5852 instead of STARTING_FRAME_OFFSET.
5853 * function.c (try_fit_stack_local): Likewise.
5854 (assign_stack_local_1): Likewise
5855 (instantiate_virtual_regs): Likewise.
5856 * rtlanal.c (rtx_addr_can_trap_p_1): Likewise.
5857 * config/avr/avr.md (nonlocal_goto_receiver): Likewise.
5858 * config/aarch64/aarch64.h (STARTING_FRAME_OFFSET): Delete.
5859 * config/alpha/alpha.h (STARTING_FRAME_OFFSET): Likewise.
5860 * config/arc/arc.h (STARTING_FRAME_OFFSET): Likewise.
5861 * config/arm/arm.h (STARTING_FRAME_OFFSET): Likewise.
5862 * config/bfin/bfin.h (STARTING_FRAME_OFFSET): Likewise.
5863 * config/c6x/c6x.h (STARTING_FRAME_OFFSET): Likewise.
5864 * config/cr16/cr16.h (STARTING_FRAME_OFFSET): Likewise.
5865 * config/cris/cris.h (STARTING_FRAME_OFFSET): Likewise.
5866 * config/fr30/fr30.h (STARTING_FRAME_OFFSET): Likewise.
5867 * config/frv/frv.h (STARTING_FRAME_OFFSET): Likewise.
5868 * config/ft32/ft32.h (STARTING_FRAME_OFFSET): Likewise.
5869 * config/h8300/h8300.h (STARTING_FRAME_OFFSET): Likewise.
5870 * config/i386/i386.h (STARTING_FRAME_OFFSET): Likewise.
5871 * config/ia64/ia64.h (STARTING_FRAME_OFFSET): Likewise.
5872 * config/m32c/m32c.h (STARTING_FRAME_OFFSET): Likewise.
5873 * config/m68k/m68k.h (STARTING_FRAME_OFFSET): Likewise.
5874 * config/mcore/mcore.h (STARTING_FRAME_OFFSET): Likewise.
5875 * config/mn10300/mn10300.h (STARTING_FRAME_OFFSET): Likewise.
5876 * config/moxie/moxie.h (STARTING_FRAME_OFFSET): Likewise.
5877 * config/msp430/msp430.h (STARTING_FRAME_OFFSET): Likewise.
5878 * config/nds32/nds32.h (STARTING_FRAME_OFFSET): Likewise.
5879 * config/nios2/nios2.h (STARTING_FRAME_OFFSET): Likewise.
5880 * config/nvptx/nvptx.h (STARTING_FRAME_OFFSET): Likewise.
5881 * config/pdp11/pdp11.h (STARTING_FRAME_OFFSET): Likewise.
5882 * config/riscv/riscv.h (STARTING_FRAME_OFFSET): Likewise.
5883 * config/rl78/rl78.h (STARTING_FRAME_OFFSET): Likewise.
5884 * config/rx/rx.h (STARTING_FRAME_OFFSET): Likewise.
5885 * config/s390/s390.h (STARTING_FRAME_OFFSET): Likewise.
5886 * config/sh/sh.h (STARTING_FRAME_OFFSET): Likewise.
5887 * config/sparc/sparc.c (sparc_compute_frame_size): Likewise.
5888 * config/sparc/sparc.h (STARTING_FRAME_OFFSET): Likewise.
5889 * config/spu/spu.h (STARTING_FRAME_OFFSET): Likewise.
5890 * config/stormy16/stormy16.h (STARTING_FRAME_OFFSET): Likewise.
5891 * config/tilegx/tilegx.h (STARTING_FRAME_OFFSET): Likewise.
5892 * config/tilepro/tilepro.h (STARTING_FRAME_OFFSET): Likewise.
5893 * config/v850/v850.h (STARTING_FRAME_OFFSET): Likewise.
5894 * config/visium/visium.h (STARTING_FRAME_OFFSET): Likewise.
5895 * config/avr/avr.h (STARTING_FRAME_OFFSET): Likewise.
5896 * config/avr/avr-protos.h (avr_starting_frame_offset): Likewise.
5897 * config/avr/avr.c (avr_starting_frame_offset): Make static and
5898 return a HOST_WIDE_INT.
5899 (avr_builtin_setjmp_frame_value): Use it instead of
5900 STARTING_FRAME_OFFSET.
5901 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5902 * config/epiphany/epiphany.h (STARTING_FRAME_OFFSET): Delete.
5903 * config/epiphany/epiphany.c (epiphany_starting_frame_offset):
5905 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5906 * config/iq2000/iq2000.h (STARTING_FRAME_OFFSET): Delete.
5907 * config/iq2000/iq2000.c (iq2000_starting_frame_offset): New function.
5908 (TARGET_CONSTANT_ALIGNMENT): Redefine.
5909 * config/lm32/lm32.h (STARTING_FRAME_OFFSET): Delete.
5910 * config/lm32/lm32.c (lm32_starting_frame_offset): New function.
5911 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5912 * config/m32r/m32r.h (STARTING_FRAME_OFFSET): Delete.
5913 * config/m32r/m32r.c (m32r_starting_frame_offset): New function.
5914 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5915 * config/microblaze/microblaze.h (STARTING_FRAME_OFFSET): Delete.
5916 * config/microblaze/microblaze.c (microblaze_starting_frame_offset):
5918 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5919 * config/mips/mips.h (STARTING_FRAME_OFFSET): Delete.
5920 * config/mips/mips.c (mips_compute_frame_info): Refer to
5921 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
5922 (mips_starting_frame_offset): New function.
5923 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5924 * config/mmix/mmix.h (STARTING_FRAME_OFFSET): Delete.
5925 * config/mmix/mmix-protos.h (mmix_starting_frame_offset): Delete.
5926 * config/mmix/mmix.c (mmix_starting_frame_offset): Make static
5927 and return a HOST_WIDE_INT.
5928 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5929 (mmix_initial_elimination_offset): Refer to
5930 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
5931 * config/pa/pa.h (STARTING_FRAME_OFFSET): Delete.
5932 * config/pa/pa.c (pa_starting_frame_offset): New function.
5933 (pa_compute_frame_size): Use it instead of STARTING_FRAME_OFFSET.
5934 (pa_expand_prologue): Likewise.
5935 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5936 * config/powerpcspe/aix.h (STARTING_FRAME_OFFSET): Split out
5937 !FRAME_GROWS_DOWNWARD handling to...
5938 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5939 * config/powerpcspe/darwin.h (STARTING_FRAME_OFFSET): Split out
5940 !FRAME_GROWS_DOWNWARD handling to...
5941 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5942 * config/powerpcspe/powerpcspe.h (STARTING_FRAME_OFFSET): Split out
5943 !FRAME_GROWS_DOWNWARD handling to...
5944 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5945 * config/powerpcspe/powerpcspe.c (TARGET_STARTING_FRAME_OFFSET):
5947 (rs6000_starting_frame_offset): New function.
5948 * config/rs6000/aix.h (STARTING_FRAME_OFFSET): Split out
5949 !FRAME_GROWS_DOWNWARD handling to...
5950 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5951 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Split out
5952 !FRAME_GROWS_DOWNWARD handling to...
5953 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5954 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Split out
5955 !FRAME_GROWS_DOWNWARD handling to...
5956 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
5957 * config/rs6000/rs6000.c (TARGET_STARTING_FRAME_OFFSET): Refine.
5958 (rs6000_starting_frame_offset): New function.
5959 * config/vax/elf.h (STARTING_FRAME_OFFSET): Delete.
5960 * config/vax/vax.h (STARTING_FRAME_OFFSET): Delete.
5961 * config/vax/vax.c (vax_starting_frame_offset): New function.
5962 (vax_expand_prologue): Use it instead of STARTING_FRAME_OFFSET.
5963 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5964 * config/xtensa/xtensa.h (STARTING_FRAME_OFFSET): Delete.
5965 * config/xtensa/xtensa.c (xtensa_starting_frame_offset): New function.
5966 (TARGET_STARTING_FRAME_OFFSET): Redefine.
5967 * system.h (STARTING_FRAME_OFFSET): Poison.
5969 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
5971 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
5972 SCALAR_TYPE_MODE instead of TYPE_MODE.
5974 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
5975 Alan Hayward <alan.hayward@arm.com>
5976 David Sherwood <david.sherwood@arm.com>
5978 * dwarf2out.c (loc_list_from_tree_1): Use SCALAR_INT_TYPE_MODE
5980 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
5981 Alan Hayward <alan.hayward@arm.com>
5982 David Sherwood <david.sherwood@arm.com>
5984 * expmed.c (expand_shift_1): Use scalar_mode for scalar_mode.
5986 2017-10-23 Richard Biener <rguenther@suse.de>
5988 PR tree-optimization/82129
5989 * tree-ssa-pre.c (bitmap_set_and): Remove.
5990 (compute_antic_aux): Compute ANTIC_OUT intersection in a way
5991 canonicalizing expressions in the set to those with lowest
5992 ID rather than taking that from the first edge.
5994 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
5996 * combine.c (rtx_equal_for_field_assignment_p): Use
5997 byte_lowpart_offset.
5999 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6000 Alan Hayward <alan.hayward@arm.com>
6001 David Sherwood <david.sherwood@arm.com>
6003 * internal-fn.c (expand_direct_optab_fn): Don't assign directly
6004 to a SUBREG_PROMOTED_VAR.
6006 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6007 Alan Hayward <alan.hayward@arm.com>
6008 David Sherwood <david.sherwood@arm.com>
6010 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_PRECISION.
6011 (expand_debug_source_expr): Likewise.
6012 * combine.c (combine_simplify_rtx): Likewise.
6013 * cse.c (fold_rtx): Likewise.
6014 * optabs.c (expand_float): Likewise.
6015 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
6016 (simplify_binary_operation_1): Likewise.
6018 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6019 Alan Hayward <alan.hayward@arm.com>
6020 David Sherwood <david.sherwood@arm.com>
6022 * combine.c (simplify_comparison): Use HWI_COMPUTABLE_MODE_P.
6023 (record_promoted_value): Likewise.
6024 * expr.c (expand_expr_real_2): Likewise.
6025 * ree.c (update_reg_equal_equiv_notes): Likewise.
6026 (combine_set_extension): Likewise.
6027 * rtlanal.c (low_bitmask_len): Likewise.
6028 * simplify-rtx.c (neg_const_int): Likewise.
6029 (simplify_binary_operation_1): Likewise.
6031 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6032 Alan Hayward <alan.hayward@arm.com>
6033 David Sherwood <david.sherwood@arm.com>
6035 * lra-spills.c (assign_mem_slot): Use subreg_size_lowpart_offset.
6036 * regcprop.c (maybe_mode_change): Likewise.
6037 * reload1.c (alter_reg): Likewise.
6039 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6041 * inchash.h (inchash::hash::add_wide_int): New function.
6042 * lto-streamer-out.c (hash_tree): Use it.
6044 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
6046 * inchash.h (inchash::hash::add_wide_int): Rename to...
6047 (inchash::hash::add_hwi): ...this.
6048 * ipa-devirt.c (hash_odr_vtable): Update accordingly.
6049 (polymorphic_call_target_hasher::hash): Likewise.
6050 * ipa-icf.c (sem_function::get_hash, sem_function::init): Likewise.
6051 (sem_item::add_expr, sem_item::add_type, sem_variable::get_hash)
6052 (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
6053 * lto-streamer-out.c (hash_tree): Likewise.
6054 * optc-save-gen.awk: Likewise.
6055 * tree.c (add_expr): Likewise.
6057 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
6060 * config/i386/i386.c (ix86_fp_compare_mode): Return CCFPmode
6061 for ordered inequality comparisons even with TARGET_IEEE_FP.
6063 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/i386.md (cmp<dwi>_doubleword): New pattern.
6067 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
6068 Expand with cmp<dwi>_doubleword.
6070 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6072 * extend.texi: Add x86 specific to 'nocf_check' attribute.
6073 List CET intrinsics.
6074 * invoke.texi: Add -mcet, -mibt, -mshstk options. Add x86
6075 specific to -fcf-protection option.
6077 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6079 * common/config/i386/i386-common.c (OPTION_MASK_ISA_IBT_SET): New.
6080 (OPTION_MASK_ISA_SHSTK_SET): Likewise.
6081 (OPTION_MASK_ISA_IBT_UNSET): Likewise.
6082 (OPTION_MASK_ISA_SHSTK_UNSET): Likewise.
6083 (ix86_handle_option): Add -mibt, -mshstk, -mcet handling.
6084 * config.gcc (extra_headers): Add cetintrin.h for x86 targets.
6085 (extra_objs): Add cet.o for Linux/x86 targets.
6086 (tmake_file): Add i386/t-cet for Linux/x86 targets.
6087 * config/i386/cet.c: New file.
6088 * config/i386/cetintrin.h: Likewise.
6089 * config/i386/t-cet: Likewise.
6090 * config/i386/cpuid.h (bit_SHSTK): New.
6091 (bit_IBT): Likewise.
6092 * config/i386/driver-i386.c (host_detect_local_cpu): Detect and
6093 pass IBT and SHSTK bits.
6094 * config/i386/i386-builtin-types.def
6095 (VOID_FTYPE_UNSIGNED_PVOID): New.
6096 (VOID_FTYPE_UINT64_PVOID): Likewise.
6097 * config/i386/i386-builtin.def: Add CET intrinsics.
6098 * config/i386/i386-c.c (ix86_target_macros_internal): Add
6099 OPTION_MASK_ISA_IBT, OPTION_MASK_ISA_SHSTK handling.
6100 * config/i386/i386-passes.def: Add pass_insert_endbranch pass.
6101 * config/i386/i386-protos.h (make_pass_insert_endbranch): New
6103 * config/i386/i386.c (rest_of_insert_endbranch): New.
6104 (pass_data_insert_endbranch): Likewise.
6105 (pass_insert_endbranch): Likewise.
6106 (make_pass_insert_endbranch): Likewise.
6107 (ix86_notrack_prefixed_insn_p): Likewise.
6108 (ix86_target_string): Add -mibt, -mshstk flags.
6109 (ix86_option_override_internal): Add flag_cf_protection
6111 (ix86_valid_target_attribute_inner_p): Set OPT_mibt, OPT_mshstk.
6112 (ix86_print_operand): Add 'notrack' prefix output.
6113 (ix86_init_mmx_sse_builtins): Add CET intrinsics.
6114 (ix86_expand_builtin): Expand CET intrinsics.
6115 (x86_output_mi_thunk): Add 'endbranch' instruction.
6116 * config/i386/i386.h (TARGET_IBT): New.
6117 (TARGET_IBT_P): Likewise.
6118 (TARGET_SHSTK): Likewise.
6119 (TARGET_SHSTK_P): Likewise.
6120 * config/i386/i386.md (unspecv): Add UNSPECV_NOP_RDSSP,
6121 UNSPECV_INCSSP, UNSPECV_SAVEPREVSSP, UNSPECV_RSTORSSP,
6122 UNSPECV_WRSS, UNSPECV_WRUSS, UNSPECV_SETSSBSY, UNSPECV_CLRSSBSY.
6123 (builtin_setjmp_setup): New pattern.
6124 (builtin_longjmp): Likewise.
6125 (rdssp<mode>): Likewise.
6126 (incssp<mode>): Likewise.
6127 (saveprevssp): Likewise.
6128 (rstorssp): Likewise.
6129 (wrss<mode>): Likewise.
6130 (wruss<mode>): Likewise.
6131 (setssbsy): Likewise.
6132 (clrssbsy): Likewise.
6133 (nop_endbr): Likewise.
6134 * config/i386/i386.opt: Add -mcet, -mibt, -mshstk and -mcet-switch
6136 * config/i386/immintrin.h: Include <cetintrin.h>.
6137 * config/i386/linux-common.h
6138 (file_end_indicate_exec_stack_and_cet): New prototype.
6139 (TARGET_ASM_FILE_END): New.
6141 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
6143 * i386.c (ix86_builtin_vectorization_cost): Use existing rtx_cost
6144 latencies instead of having separate table; make difference between
6145 integer and float costs.
6146 * i386.h (processor_costs): Remove scalar_stmt_cost,
6147 scalar_load_cost, scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6148 scalar_to_vec_cost, vec_align_load_cost, vec_unalign_load_cost,
6150 * x86-tune-costs.h: Remove entries which has been removed in
6151 procesor_costs from all tables; make cond_taken_branch_cost
6152 and cond_not_taken_branch_cost COST_N_INSNS based.
6154 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
6156 * x86-tune-costs.h (intel_cost, generic_cost): Fix move costs.
6158 2017-10-20 Jakub Jelinek <jakub@redhat.com>
6160 * config/i386/i386.md (isa): Remove fma_avx512f.
6161 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6162 <avx512>_fmadd_<mode>_mask3<round_name>,
6163 <avx512>_fmsub_<mode>_mask<round_name>,
6164 <avx512>_fmsub_<mode>_mask3<round_name>,
6165 <avx512>_fnmadd_<mode>_mask<round_name>,
6166 <avx512>_fnmadd_<mode>_mask3<round_name>,
6167 <avx512>_fnmsub_<mode>_mask<round_name>,
6168 <avx512>_fnmsub_<mode>_mask3<round_name>,
6169 <avx512>_fmaddsub_<mode>_mask<round_name>,
6170 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6171 <avx512>_fmsubadd_<mode>_mask<round_name>,
6172 <avx512>_fmsubadd_<mode>_mask3<round_name>): Remove isa attribute.
6173 (*vec_widen_umult_even_v16si<mask_name>,
6174 *vec_widen_smult_even_v16si<mask_name>): Likewise.
6175 (<mask_codefor>avx512bw_dbpsadbw<mode><mask_name>): Likewise.
6177 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6179 * extend.texi: Add 'nocf_check' documentation.
6180 * gimple.texi: Add second parameter to
6181 gimple_build_call_from_tree.
6182 * invoke.texi: Add -fcf-protection documentation.
6183 * rtl.texi: Add REG_CALL_NOTRACK documenation.
6185 2017-10-20 Richard Biener <rguenther@suse.de>
6187 PR tree-optimization/82473
6188 * tree-vect-loop.c (vectorizable_reduction): Properly get at
6189 the largest input type.
6191 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
6193 * c-attribs.c (handle_nocf_check_attribute): New function.
6194 (c_common_attribute_table): Add 'nocf_check' handling.
6195 * gimple-parser.c: Add second argument NULL to
6196 gimple_build_call_from_tree.
6197 * attrib.c (comp_type_attributes): Check nocf_check attribute.
6198 * cfgexpand.c (expand_call_stmt): Set REG_CALL_NOCF_CHECK for
6200 * combine.c (distribute_notes): Add REG_CALL_NOCF_CHECK handling.
6201 * common.opt: Add fcf-protection flag.
6202 * emit-rtl.c (try_split): Add REG_CALL_NOCF_CHECK handling.
6203 * flag-types.h: Add enum cf_protection_level.
6204 * gimple.c (gimple_build_call_from_tree): Add second parameter.
6205 Add 'nocf_check' attribute propagation to gimple call.
6206 * gimple.h (gf_mask): Add GF_CALL_NOCF_CHECK.
6207 (gimple_build_call_from_tree): Update prototype.
6208 (gimple_call_nocf_check_p): New function.
6209 (gimple_call_set_nocf_check): Likewise.
6210 * gimplify.c: Add second argument to gimple_build_call_from_tree.
6211 * ipa-icf.c: Add nocf_check attribute in statement hash.
6212 * recog.c (peep2_attempt): Add REG_CALL_NOCF_CHECK handling.
6213 * reg-notes.def: Add REG_NOTE (CALL_NOCF_CHECK).
6214 * toplev.c (process_options): Add flag_cf_protection handling.
6216 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
6218 * x86-tune-costs.h (core_cost): Fix div, move and sqrt latencies.
6220 2017-10-20 Richard Biener <rguenther@suse.de>
6222 PR tree-optimization/82603
6223 * tree-if-conv.c (predicate_mem_writes): Make sure to only
6224 remove false predicated stores.
6226 2017-10-20 Richard Biener <rguenther@suse.de>
6228 * graphite-isl-ast-to-gimple.c
6229 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block):
6230 Remove return value and simplify, dump copied stmt after lhs
6232 (translate_isl_ast_to_gimple::translate_isl_ast_node_user):
6233 Reduce dump verbosity.
6234 (gsi_insert_earliest): Likewise.
6235 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Adjust.
6236 * graphite.c (print_global_statistics): Adjust dumping.
6237 (print_graphite_scop_statistics): Likewise.
6238 (print_graphite_statistics): Do not dump loops here.
6239 (graphite_transform_loops): But here.
6241 2017-10-20 Nicolas Roche <roche@adacore.com>
6243 * configure.ac (ACX_PROG_GNAT): Append "libgnat" to include search dir.
6244 * configure: Regenerate.
6246 2017-10-20 Jakub Jelinek <jakub@redhat.com>
6249 * tree-cfg.c (pass_warn_function_return::execute): In noreturn
6250 functions when optimizing replace GIMPLE_RETURN stmts with
6251 calls to __builtin_unreachable ().
6254 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Add libtsan_preinit.o
6255 for -fsanitize=thread link of executables.
6256 (LIBLSAN_EARLY_SPEC): Add liblsan_preinit.o for -fsanitize=leak
6257 link of executables.
6260 * config/i386/sse.md (VI248_AVX2, VI248_AVX512BW, VI248_AVX512BW_2):
6262 (<shift_insn><mode>3<mask_name>): Change the last of the 3
6263 define_insns for logical vector shifts to use VI248_AVX512BW
6264 iterator instead of VI48_AVX512, remove <mask_mode512bit_condition>
6265 condition, useless isa and prefix attributes. Change the first
6266 2 of these define_insns to ...
6267 (<mask_codefor><shift_insn><mode>3<mask_name>): ... this, new
6268 define_insn for avx512vl.
6269 (<shift_insn><mode>3): ... and this, new define_insn without
6270 masking for non-avx512vl.
6273 * config/i386/sse.md (*andnot<mode>3,
6274 <mask_codefor><code><mode>3<mask_name>, *<code><mode>3): Split
6275 (=v,v,vm) alternative into (=x,x,xm) and (=v,v,vm), for 128-bit
6276 and 256-bit vectors, the (=x,x,xm) alternative and when mask is
6277 not applied use empty suffix even for TARGET_AVX512VL.
6278 * config/i386/subst.md (mask_prefix3, mask_prefix4): When mask
6279 is applied, supply evex,evex or evex,evex,evex instead of just
6282 2017-10-20 Julia Koval <julia.koval@intel.com>
6284 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GFNI_SET,
6285 (OPTION_MASK_ISA_GFNI_UNSET): New.
6286 (ix86_handle_option): Handle OPT_mgfni.
6287 * config/i386/cpuid.h (bit_GFNI): New.
6288 * config/i386/driver-i386.c (host_detect_local_cpu): Detect gfni.
6289 * config/i386/i386-c.c (ix86_target_macros_internal): Define __GFNI__.
6290 * config/i386/i386.c (ix86_target_string): Add -mgfni.
6291 (ix86_valid_target_attribute_inner_p): Add OPT_mgfni.
6292 * config/i386/i386.h (TARGET_GFNI, TARGET_GFNI_P): New.
6293 * config/i386/i386.opt: Add mgfni.
6295 2017-10-20 Orlando Arias <oarias@knights.ucf.edu>
6297 * config/msp430/msp430.c (msp430_option_override): Disable
6298 -fdelete-null-pointer-checks.
6299 * doc/invoke.text (-fdelete-null-pointer-checks): Document that.
6301 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
6303 * x86-tune-costs.h (generic_cost, core_cost): Correct costs
6304 of x87 and SSE instructions.
6306 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
6308 * asan.c (create_cond_insert_point): Do not update edge count.
6309 * auto-profile.c (afdo_propagate_edge): Update for edge count removal.
6310 (afdo_propagate_circuit): Likewise.
6311 (afdo_calculate_branch_prob): Likewise.
6312 (afdo_annotate_cfg): Likewise.
6313 * basic-block.h (struct edge_def): Remove count.
6314 (edge_def::count): New accessor.
6315 * bb-reorder.c (rotate_loop): Update.
6316 (find_traces_1_round): Update.
6317 (connect_traces): Update.
6318 (sanitize_hot_paths): Update.
6319 * cfg.c (unchecked_make_edge): Update.
6320 (make_single_succ_edge): Update.
6321 (check_bb_profile): Update.
6322 (dump_edge_info): Update.
6323 (update_bb_profile_for_threading): Update.
6324 (scale_bbs_frequencies_int): Update.
6325 (scale_bbs_frequencies_gcov_type): Update.
6326 (scale_bbs_frequencies_profile_count): Update.
6327 (scale_bbs_frequencies): Update.
6328 * cfganal.c (connect_infinite_loops_to_exit): Update.
6329 * cfgbuild.c (compute_outgoing_frequencies): Update.
6330 (find_many_sub_basic_blocks): Update.
6331 * cfgcleanup.c (try_forward_edges): Update.
6332 (try_crossjump_to_edge): Update
6333 * cfgexpand.c (expand_gimple_cond): Update
6334 (expand_gimple_tailcall): Update
6335 (construct_exit_block): Update
6336 * cfghooks.c (verify_flow_info): Update
6337 (redirect_edge_succ_nodup): Update
6338 (split_edge): Update
6339 (make_forwarder_block): Update
6340 (duplicate_block): Update
6341 (account_profile_record): Update
6342 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
6343 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
6344 * cfgloopmanip.c (scale_loop_profile): Update.
6346 (lv_adjust_loop_entry_edge): Update.
6347 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
6348 (force_nonfallthru_and_redirect): Update.
6349 (purge_dead_edges): Update.
6350 (rtl_flow_call_edges_add): Update.
6351 * cgraphunit.c (init_lowered_empty_function): Update.
6352 (cgraph_node::expand_thunk): Update.
6353 * gimple-pretty-print.c (dump_probability): Update.
6354 (dump_edge_probability): Update.
6355 * gimple-ssa-isolate-paths.c (isolate_path): Update.
6356 * haifa-sched.c (sched_create_recovery_edges): Update.
6357 * hsa-gen.c (convert_switch_statements): Update.
6358 * ifcvt.c (dead_or_predicable): Update.
6359 * ipa-inline-transform.c (inline_transform): Update.
6360 * ipa-split.c (split_function): Update.
6361 * ipa-utils.c (ipa_merge_profiles): Update.
6362 * loop-doloop.c (add_test): Update.
6363 * loop-unroll.c (unroll_loop_runtime_iterations): Update.
6364 * lto-streamer-in.c (input_cfg): Update.
6365 (input_function): Update.
6366 * lto-streamer-out.c (output_cfg): Update.
6367 * modulo-sched.c (sms_schedule): Update.
6368 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
6369 * predict.c (maybe_hot_edge_p): Update.
6370 (unlikely_executed_edge_p): Update.
6371 (probably_never_executed_edge_p): Update.
6372 (dump_prediction): Update.
6373 (drop_profile): Update.
6374 (propagate_unlikely_bbs_forward): Update.
6375 (determine_unlikely_bbs): Update.
6376 (force_edge_cold): Update.
6377 * profile.c (compute_branch_probabilities): Update.
6378 * reg-stack.c (better_edge): Update.
6379 * shrink-wrap.c (handle_simple_exit): Update.
6380 * tracer.c (better_p): Update.
6381 * trans-mem.c (expand_transaction): Update.
6382 (split_bb_make_tm_edge): Update.
6383 * tree-call-cdce.c: Update.
6384 * tree-cfg.c (gimple_find_sub_bbs): Update.
6385 (gimple_split_edge): Update.
6386 (gimple_duplicate_sese_region): Update.
6387 (gimple_duplicate_sese_tail): Update.
6388 (gimple_flow_call_edges_add): Update.
6389 (insert_cond_bb): Update.
6390 (execute_fixup_cfg): Update.
6391 * tree-cfgcleanup.c (cleanup_control_expr_graph): Update.
6392 * tree-complex.c (expand_complex_div_wide): Update.
6393 * tree-eh.c (lower_resx): Update.
6394 (unsplit_eh): Update.
6395 (cleanup_empty_eh_move_lp): Update.
6396 * tree-inline.c (copy_edges_for_bb): Update.
6397 (freqs_to_counts): Update.
6398 (copy_cfg_body): Update.
6399 * tree-ssa-dce.c (remove_dead_stmt): Update.
6400 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
6401 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
6402 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
6403 (unloop_loops): Update.
6404 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
6405 * tree-ssa-loop-split.c (connect_loops): Update.
6406 (split_loop): Update.
6407 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
6408 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
6409 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
6410 * tree-ssa-reassoc.c (branch_fixup): Update.
6411 * tree-ssa-tail-merge.c (replace_block_by): Update.
6412 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
6413 (compute_path_counts): Update.
6414 (update_profile): Update.
6415 (recompute_probabilities): Update.
6416 (update_joiner_offpath_counts): Update.
6417 (estimated_freqs_path): Update.
6418 (freqs_to_counts_path): Update.
6419 (clear_counts_path): Update.
6420 (ssa_fix_duplicate_block_edges): Update.
6421 (duplicate_thread_path): Update.
6422 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
6423 (case_bit_test_cmp): Update.
6424 (collect_switch_conv_info): Update.
6425 (gen_inbound_check): Update.
6426 (do_jump_if_equal): Update.
6427 (emit_cmp_and_jump_insns): Update.
6428 * tree-tailcall.c (decrease_profile): Update.
6429 (eliminate_tail_call): Update.
6430 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
6431 (vect_do_peeling): Update.
6432 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
6433 * ubsan.c (ubsan_expand_null_ifn): Update.
6434 (ubsan_expand_ptr_ifn): Update.
6435 * value-prof.c (gimple_divmod_fixed_value): Update.
6436 (gimple_mod_pow2): Update.
6437 (gimple_mod_subtract): Update.
6438 (gimple_ic): Update.
6439 (gimple_stringop_fixed_value): Update.
6441 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
6444 * config/i386/i386.md (sub to cmp): New peephole2 pattern.
6446 2017-10-19 Alexander Monakov <amonakov@ispras.ru>
6448 PR rtl-optimization/82395
6449 * ira-color.c (allocno_priority_compare_func): Fix comparison step
6450 based on non_spilled_static_chain_regno_p.
6452 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
6454 * config/i386/i386.c (output_387_binary_op): Rewrite SSE part.
6455 (ix86_emit_mode_set): Rewrite insn mnemonic construction.
6456 (ix86_prepare_fp_compare_args): Redefine is_sse as bool.
6458 2017-10-19 Martin Sebor <msebor@redhat.com>
6460 PR tree-optimization/82596
6461 * tree.c (array_at_struct_end_p): Handle STRING_CST.
6463 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
6465 * asan.c (handle_builtin_alloca): Deal with all alloca variants.
6466 (get_mem_refs_of_builtin_call): Likewise.
6467 * builtins.c (expand_builtin_apply): Adjust call to
6468 allocate_dynamic_stack_space.
6469 (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass
6470 the third argument to allocate_dynamic_stack_space, otherwise -1.
6471 (expand_builtin): Deal with all alloca variants.
6472 (is_inexpensive_builtin): Likewise.
6473 * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New.
6474 * calls.c (special_function_p): Deal with all alloca variants.
6475 (initialize_argument_information): Adjust call to
6476 allocate_dynamic_stack_space.
6477 (expand_call): Likewise.
6478 * cfgexpand.c (expand_call_stmt): Deal with all alloca variants.
6479 * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max
6480 * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and
6481 use it for the stack usage computation.
6482 * explow.h (allocate_dynamic_stack_space): Adjust prototype.
6483 * function.c (gimplify_parameters): Call build_alloca_call_expr.
6484 * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow.
6485 Take into account 3rd argument of __builtin_alloca_with_align_and_max.
6486 (in_loop_p): Remove first argument and useless check.
6487 (pass_walloca::execute): Remove useless test and adjust call to above.
6488 * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants
6489 * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr.
6490 (gimplify_call_expr): Deal with all alloca variants.
6491 * hsa-gen.c (gen_hsa_alloca): Likewise.
6492 (gen_hsa_insns_for_call): Likewise.
6493 * ipa-pure-const.c (special_builtin_state): Likewise.
6494 * tree-chkp.c (chkp_build_returned_bound): Likewise.
6495 * tree-object-size.c (alloc_object_size): Likewise.
6496 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
6497 (call_may_clobber_ref_p_1): Likewise.
6498 * tree-ssa-ccp.c (evaluate_stmt): Likewise.
6499 (ccp_fold_stmt): Likewise.
6500 (optimize_stack_restore): Likewise.
6501 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6502 (mark_all_reaching_defs_necessary_1): Likewise.
6503 (propagate_necessity): Likewise.
6504 (eliminate_unnecessary_stmts): Likewise.
6505 * tree.c (build_common_builtin_nodes): Build
6506 BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX.
6507 (build_alloca_call_expr): New function.
6508 * tree.h (ALLOCA_FUNCTION_CODE_P): New macro.
6509 (CASE_BUILT_IN_ALLOCA): Likewise.
6510 (build_alloca_call_expr): Declare.
6511 * varasm.c (incorporeal_function_p): Deal with all alloca variants.
6513 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
6516 * dwarf2out.c (new_die_raw): New static inline function.
6517 (new_die): Use it to create the DIE.
6518 (add_AT_external_die_ref): Likewise.
6519 (clone_die): Likewise.
6520 (clone_as_declaration): Likewise.
6521 (dwarf2out_vms_debug_main_pointer): Likewise.
6522 (base_type_die): Likewise. Remove early return for corner cases.
6523 Do not call add_pubtype on the DIE here.
6524 (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE.
6525 (modified_type_die): Adjust the lookup for reverse order DIEs. Skip
6526 typedefs for base types with DW_AT_endianity. Make sure a DIE with
6527 native order exists for base types, attach the DIE manually and call
6528 add_pubtype on it. Do not equate a reverse order DIE to the type.
6530 2017-10-19 Richard Earnshaw <rearnsha@arm.com>
6532 * config/arm/arm.c (align_ok_ldrd_strd): New function.
6533 (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of
6535 (gen_operands_ldrd_strd): Validate the alignment of the accesses.
6537 2017-10-19 Jakub Jelinek <jakub@redhat.com>
6539 * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or
6540 SANITIZE_BUILTIN into SANITIZE_UNDEFINED.
6541 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN,
6542 BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins.
6543 * opts.c (sanitizer_opts): Add builtin.
6544 * ubsan.c (instrument_builtin): New function.
6545 (pass_ubsan::execute): Call it.
6546 (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN.
6547 * doc/invoke.texi: Document -fsanitize=builtin.
6549 * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
6550 builtins, store max (log2 (align), 0) into uchar field instead of
6551 align into uptr field.
6552 (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
6553 store uchar 0 field instead of uptr 0 field.
6554 (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
6555 instead of passing one address of struct with 2 locations pass
6556 two addresses of structs with 1 location each.
6557 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
6558 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
6559 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
6560 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
6561 (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
6562 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
6563 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
6564 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
6566 2017-10-19 Martin Liska <mliska@suse.cz>
6569 * file-find.c (remove_prefix): Remove.
6570 * file-find.h (remove_prefix): Likewise.
6571 * gcc-ar.c: Remove smartness of lookup.
6573 2017-10-19 Segher Boessenkool <segher@kernel.crashing.org>
6575 * config/rs6000/rs6000.md (*call_indirect_aix<mode>,
6576 *call_value_indirect_aix<mode>, *call_indirect_elfv2<mode>,
6577 *call_value_indirect_elfv2<mode>): Add correct mode to the unspec.
6579 2017-10-19 Jakub Jelinek <jakub@redhat.com>
6582 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2.
6583 (setcc + and to xor + setcc): New peephole2.
6585 2017-10-19 Tom de Vries <tom@codesourcery.com>
6587 * doc/sourcebuild.texi (Test Directives, Variants of
6588 dg-require-support): Add dg-require-stack-size.
6590 2017-10-19 Martin Liska <mliska@suse.cz>
6593 * gimplify.c (gimplify_decl_expr): Do not instrument variables
6594 that have a large alignment.
6595 (gimplify_target_expr): Likewise.
6597 2017-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6599 PR rtl-optimization/82602
6600 * ira.c (rtx_moveable_p): Return false for volatile asm.
6602 2017-10-18 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/i386-modes.def (CCGZ): New CC mode.
6606 * config/i386/i386.md (sub<mode>3_carry_ccgz): New insn pattern.
6607 * config/i386/predicates.md (ix86_comparison_operator):
6609 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
6610 Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons
6611 with double-word subtraction.
6612 (put_condition_code): Handle CCGZmode.
6614 2017-10-18 Aldy Hernandez <aldyh@redhat.com>
6616 * wide-int.cc (debug (const wide_int &)): New.
6617 (debug (const wide_int *)): New.
6618 (debug (const widest_int &)): New.
6619 (debug (const widest_int *)): New.
6621 2017-10-18 Vladimir Makarov <vmakarov@redhat.com>
6624 * lra-constraints.c (curr_insn_transform): Use non-input operand
6625 instead of output one for matched reload.
6627 2017-10-18 Bin Cheng <bin.cheng@arm.com>
6629 * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file.
6630 (tree-ssa-loop-ivopts.h): New header file.
6631 (struct builtin_info): New fields.
6632 (classify_builtin_1): Compute and record base and offset parts for
6633 memset builtin partition by calling strip_offset.
6634 (offset_cmp, fuse_memset_builtins): New functions.
6635 (finalize_partitions): Fuse adjacent memset partitions by calling
6637 * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration.
6638 Expose the interface.
6639 * tree-ssa-loop-ivopts.h (strip_offset): New declaration.
6641 2017-10-18 Bin Cheng <bin.cheng@arm.com>
6643 PR tree-optimization/82574
6644 * tree-loop-distribution.c (find_single_drs): New parameter. Check
6645 that data reference must be executed exactly once per iteration
6646 against the outermost loop in nest.
6647 (classify_partition): Update call to above function.
6649 2017-10-18 Richard Biener <rguenther@suse.de>
6651 PR tree-optimization/82591
6652 * graphite.c (graphite_transform_loops): Move code gen message
6654 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
6655 Here. Handle scop_to_isl_ast failing.
6656 (scop_to_isl_ast): Limit the number of ISL operations.
6658 2017-10-18 Richard Biener <rguenther@suse.de>
6660 * graphite-isl-ast-to-gimple.c
6661 (translate_isl_ast_to_gimple::set_rename): Simplify.
6662 (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline...
6663 (graphite_copy_stmts_from_block): ... here.
6664 (copy_bb_and_scalar_dependences): Simplify.
6665 (add_parameters_to_ivs_params): Canonicalize.
6666 (generate_entry_out_of_ssa_copies): Simplify.
6667 * graphite-sese-to-poly.c (extract_affine_name): Simplify
6668 by passing in ISL dimension.
6669 (parameter_index_in_region_1): Rename to ...
6670 (parameter_index_in_region): ... this.
6671 (extract_affine): Adjust assert, pass down parameter index.
6672 (add_param_constraints): Use range-info when available.
6673 (build_scop_context): Adjust.
6674 * sese.c (new_sese_info): Adjust.
6675 (free_sese_info): Likewise.
6676 * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t):
6677 Remove unused typedefs.
6678 (struct sese_info_t): Simplify rename_map, remove incomplete_phis.
6680 2017-10-18 Martin Liska <mliska@suse.cz>
6682 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6684 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
6686 * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function.
6687 (s390_sched_init): Do not reset s390_sched_state if we entered the
6688 current basic block via a fallthru edge and all others are unlikely.
6690 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
6692 * config/s390/s390.c (NUM_SIDES): New variable.
6693 (LONGRUNNING_THRESHOLD): New variable.
6694 (LATENCY_FACTOR): New variable.
6695 (s390_sched_score): Decrease score for long-running instructions on
6697 (s390_sched_variable_issue): Perform bookkeeping for long-running
6700 2017-10-18 Richard Biener <rguenther@suse.de>
6702 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
6703 Simplify with removal of the parameter rename map.
6704 (set_rename): Likewise.
6705 (should_copy_to_new_region): Likewise.
6706 (graphite_copy_stmts_from_block): Likewise.
6707 (copy_bb_and_scalar_dependences): Remove initialization of
6708 unused copied_bb_map.
6710 (copy_internal_parameters): Likewise.
6711 (graphite_regenerate_ast_isl): Do not call copy_internal_parameters.
6712 * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
6713 Use INTEGRAL_TYPE_P.
6714 (parameter_index_in_region_1): Rename to ...
6715 (assign_parameter_index_in_region): ... this. Assert we have
6716 a parameter we handle.
6717 (scan_tree_for_params): Adjust.
6718 * sese.h (parameter_rename_map_t): Remove.
6719 (struct sese_info_t): Remove unused parameter_rename_map and
6720 copied_bb_map members.
6721 * sese.c (new_sese_info): Adjust.
6722 (free_sese_info): Likewise.
6724 2017-10-18 Martin Liska <mliska@suse.cz>
6727 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt
6728 on an abnormal edge.
6730 2017-10-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6732 * doc/invoke.texi (ffunction-sections and fdata-sections):
6735 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
6737 * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if
6738 the use statement can throw internally.
6740 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
6742 * config/visium/visium.c (visium_select_cc_mode): Return CCmode for
6743 any RTX present on the RHS of a SET.
6744 * compare-elim.c (try_eliminate_compare): Restore comment.
6746 2017-10-17 Jakub Jelinek <jakub@redhat.com>
6748 * langhooks.h (struct lang_hooks): Document that tree_size langhook
6749 may be also called on tcc_type nodes.
6750 * langhooks.c (lhd_tree_size): Likewise.
6752 2017-10-17 David Malcolm <dmalcolm@redhat.com>
6754 * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of
6755 format_warning_at_substring.
6756 (maybe_warn): Convert source_range * param to a location_t. Pass
6757 UNKNOWN_LOCATION rather than NULL to fmtwarn.
6758 (format_directive): Remove code to extract source_ranges and
6759 source_range * in favor of just a location_t.
6760 (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to
6762 * substring-locations.c (format_warning_va): Convert
6763 source_range * param to a location_t.
6764 (format_warning_at_substring): Likewise.
6765 * substring-locations.h (format_warning_va): Likewise.
6766 (format_warning_at_substring): Likewise.
6768 2017-10-17 Jan Hubicka <hubicka@ucw.cz>
6770 * target.h (enum vect_cost_for_stmt): Add vec_gather_load and
6772 * tree-vect-stmts.c (record_stmt_cost): Make difference between normal
6773 and scatter/gather ops.
6775 * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add
6776 vec_gather_load and vec_scatter_store.
6777 * arm/arm.c (arm_builtin_vectorization_cost): Likewise.
6778 * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise.
6779 * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise.
6780 * s390/s390.c (s390_builtin_vectorization_cost): Likewise.
6781 * spu/spu.c (spu_builtin_vectorization_cost): Likewise.
6782 * i386/i386.c (x86_builtin_vectorization_cost): Likewise.
6784 2017-10-17 Uros Bizjak <ubizjak@gmail.com>
6786 * reg-stack.c (compare_for_stack_reg): Add bool argument.
6787 Detect FTST instruction and handle its register pops. Only pop
6788 second operand if can_pop_second_op is true.
6789 (subst_stack_regs_pat) <case COMPARE>: Detect FCOMI instruction to
6790 set can_pop_second_op to false in the compare_for_stack_reg call.
6792 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Only call
6793 output_fp_compare for stack register operands.
6794 * config/i386/i386.c (output_fp_compare): Do not output SSE compare
6795 instructions here. Do not emit stack register pops here. Assert
6796 that FCOMPP pops next to top stack register. Rewrite function.
6798 2017-10-17 Nathan Sidwell <nathan@acm.org>
6801 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P,
6802 use DECL_ASSEMBLER_NAME_RAW.
6805 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown
6808 2017-10-17 Qing Zhao <qing.zhao@oracle.com>
6809 Wilco Dijkstra <wilco.dijkstra@arm.com>
6811 * builtins.c (expand_builtin_update_setjmp_buf): Add a
6812 converstion to Pmode from the buf_addr.
6814 2017-10-17 Richard Biener <rguenther@suse.de>
6816 * graphite-dependences.c (scop_get_reads_and_writes): Change
6817 output parameters to references.
6819 2017-10-17 Jackson Woodruff <jackson.woodruff@arm.com>
6821 PR 71026/tree-optimization
6822 * fold-const.c (distribute_real_division): Removed.
6823 (fold_binary_loc): Remove calls to distribute_real_divison.
6825 2017-10-17 Richard Biener <rguenther@suse.de>
6827 * graphite-scop-detection.c
6828 (scop_detection::stmt_has_simple_data_refs_p): Always use
6829 the full nest as region.
6830 (try_generate_gimple_bb): Likewise.
6831 * sese.c (scalar_evolution_in_region): Simplify now that
6832 SCEV can handle instantiation in regions.
6833 * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate
6834 in the non-loop part of a function if requested.
6836 2017-10-17 Richard Biener <rguenther@suse.de>
6838 PR tree-optimization/82563
6839 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies):
6841 (graphite_regenerate_ast_isl): Call it.
6842 * graphite-scop-detection.c (build_scops): Remove entry edge split.
6844 2017-10-17 Jakub Jelinek <jakub@redhat.com>
6846 PR tree-optimization/82549
6847 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1):
6848 Formatting fixes. Instead of calling make_bit_field_ref with negative
6851 2017-10-17 Olga Makhotina <olga.makhotina@intel.com>
6853 * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd,
6854 _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20
6855 _mm_maskz_reduce_ss): New.
6856 * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask,
6857 __builtin_ia32_reducess_mask): Ditto..
6858 (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove.
6859 * config/i386/sse.md (reduces<mode>): Renamed to ...
6860 (reduces<mode><mask_scalar_name>): ... this.
6861 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0|%0, %1, %2, %3}):
6863 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0<mask_scalar_operand4>|
6864 %0<mask_scalar_operand4>, %1, %2, %3}): ... this.
6866 2017-10-16 David Malcolm <dmalcolm@redhat.com>
6868 * Makefile.in (OBJS): Add unique-ptr-tests.o.
6869 * selftest-run-tests.c (selftest::run_tests): Call
6870 selftest::unique_ptr_tests_cc_tests.
6871 * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl.
6872 * unique-ptr-tests.cc: New file.
6874 2017-10-16 Vladimir Makarov <vmakarov@redhat.com>
6877 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
6879 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
6880 (make_hard_regno_born, make_hard_regno_dead): Update
6881 bb_killed_pseudos and bb_gen_pseudos for fixed regs.
6883 2017-10-16 Jeff Law <law@redhat.com>
6885 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
6887 2017-10-16 Jan Hubicka <hubicka@ucw.cz>
6889 * x86-tune-costs.h (znver1_cost): Fix move cost tables.
6891 2017-10-16 Olivier Hainque <hainque@adacore.com>
6893 * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default
6894 with_cpu if we were configured for an e500v2 target cpu name.
6896 2017-10-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
6898 * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
6899 * doc/invoke.texi: Document +nodsp as a valid extension for
6902 2017-10-16 Martin Liska <mliska@suse.cz>
6904 * sbitmap.c (bitmap_bit_in_range_p_checking): New function.
6905 (test_set_range): Likewise.
6906 (test_range_functions): Rename to ...
6907 (test_bit_in_range): ... this.
6908 (sbitmap_c_tests): Add new test.
6910 2017-10-16 Tamar Christina <tamar.christina@arm.com>
6912 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
6914 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
6915 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
6917 2017-10-16 Tamar Christina <tamar.christina@arm.com>
6919 * config/aarch64/aarch64-builtins.c
6920 (aarch64_types_quadopu_lane_qualifiers): New.
6921 (TYPES_QUADOPU_LANE): New.
6922 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
6923 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
6924 (aarch64_<sur>dot_laneq<vsi2qi>): New.
6925 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
6926 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
6927 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
6928 (Vdottype, DOTPROD): New.
6929 (sur): Add SDOT and UDOT.
6931 2017-10-16 Tamar Christina <tamar.christina@arm.com>
6933 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
6934 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
6935 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
6937 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
6938 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75):
6939 Enable TARGET_DOTPROD.
6940 (cortex-a75.cortex-a55): Likewise.
6941 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
6943 2017-10-16 Tamar Christina <tamar.christina@arm.com>
6945 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
6946 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS):
6948 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane):
6950 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
6951 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
6952 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
6953 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
6954 * config/arm/types.md (neon_dot, neon_dot_q): New.
6955 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
6957 2017-10-16 Tamar Christina <tamar.christina@arm.com>
6959 * config/arm/arm.h (TARGET_DOTPROD): New.
6960 * config/arm/arm.c (arm_arch_dotprod): New.
6961 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
6962 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
6963 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
6964 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
6965 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
6966 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
6967 * doc/invoke.texi (armv8.2-a): Document dotprod
6969 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
6971 * i386.c (ix86_vec_cost): New function.
6972 (ix86_rtx_costs): Handle vector operations better.
6973 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
6974 * x86-tune-costs.h: Add new costs to all tables.
6976 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
6978 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
6980 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
6981 divsd, sqrtss and sqrtsd
6982 * x86-tune-costs.h: Add new entries to all costs.
6983 (znver1_cost): Fix to match real instruction latencies.
6985 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6986 Michael Collison <michael.collison@arm.com>
6988 * compare-elim.c: Include emit-rtl.h.
6989 (can_merge_compare_into_arith): New function.
6990 (try_validate_parallel): Likewise.
6991 (try_merge_compare): Likewise.
6992 (try_eliminate_compare): Call the above when no previous clobber
6994 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
6997 2017-10-14 Jakub Jelinek <jakub@redhat.com>
7001 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
7002 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
7006 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
7007 to be any operand_equal_p operands. For & (B - 1) require
7008 B to be power of 2. Recognize
7009 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
7011 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7014 * optabs.c (expand_memory_blockage): Fix call of
7015 targetm.have_memory_blockage.
7017 2017-10-14 Jakub Jelinek <jakub@redhat.com>
7020 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
7021 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
7022 objects to extra_objs instead of overwriting it.
7024 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
7027 Use any_fp_register_operand as operand[3] predicate. Simplify
7028 equality test for operands[2] and operands[4] memory location.
7029 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
7030 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
7031 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
7032 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
7033 any_fp_register_operand as operand[1] predicate. Simplify
7034 equality test for operands[0] and operands[3] memory location.
7035 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
7036 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
7037 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
7039 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
7041 * target-insns.def: Add memory_blockage.
7042 * optabs.c (expand_memory_blockage): New function.
7043 (expand_asm_memory_barrier): Rename ...
7044 (expand_asm_memory_blockage): ... to this.
7045 (expand_mem_thread_fence): Call expand_memory_blockage
7046 instead of expand_asm_memory_barrier.
7047 (expand_mem_singnal_fence): Ditto.
7048 (expand_atomic_load): Ditto.
7049 (expand_atomic_store): Ditto.
7050 * doc/md.texi (Standard Pattern Names For Generation):
7051 Document memory_blockage instruction pattern.
7053 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
7055 * config/rl78/rl78.c (rl78_emit_libcall): New function.
7056 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
7057 * config/rl78/rl78.md: New define_expand "adddi3".
7059 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
7061 * cfghooks.c (verify_flow_info): Disable check that all probabilities
7064 2017-10-13 Jeff Law <law@redhat.com>
7066 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
7068 2017-10-13 Jakub Jelinek <jakub@redhat.com>
7071 * internal-fn.c (expand_mul_overflow): If both operands have
7072 the same highpart of -1 or 0 and the topmost bit of lowpart
7073 is different, overflow is if res <= 0 rather than res < 0.
7075 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
7077 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
7078 TARGET_P9_VECTOR code for unaligned_load case.
7080 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
7082 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
7084 2017-10-13 Nathan Sidwell <nathan@acm.org>
7086 * tree-core.h (tree_contains_struct): Make bool.
7087 * tree.c (tree_contains_struct): Likewise.
7088 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
7089 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
7090 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
7091 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
7092 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
7094 2017-10-13 Richard Biener <rguenther@suse.de>
7096 * graphite-isl-ast-to-gimple.c
7097 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
7098 parameters and dominance check.
7099 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
7100 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
7101 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
7102 Do not update SSA form here or do intermediate IL verification.
7103 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
7104 (graphite_initialize): Remove check on the number of loops in
7105 the function and inline into graphite_transform_loops.
7106 (graphite_finalize): Inline into graphite_transform_loops.
7107 (graphite_transform_loops): Perform SSA update and IL verification
7109 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
7111 2017-10-13 Richard Biener <rguenther@suse.de>
7113 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
7114 graphite_expression_type_precision): Avoid global constructor
7116 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
7117 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
7118 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
7119 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
7120 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
7121 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
7123 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/i386.h (ix86_red_zone_size): New.
7127 * config/i386/i386.md (push peephole2s): Replace
7128 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
7130 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7131 Alan Hayward <alan.hayward@arm.com>
7132 David Sherwood <david.sherwood@arm.com>
7134 * combine.c (can_change_dest_mode): Reject changes in
7135 REGMODE_NATURAL_SIZE.
7137 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7138 Alan Hayward <alan.hayward@arm.com>
7139 David Sherwood <david.sherwood@arm.com>
7141 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
7142 (expand_debug_source_expr): Likewise.
7143 * combine.c (combine_simplify_rtx): Likewise.
7144 * cse.c (fold_rtx): Likewise.
7145 * fwprop.c (canonicalize_address): Likewise.
7146 * targhooks.c (default_shift_truncation_mask): Likewise.
7148 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7149 Alan Hayward <alan.hayward@arm.com>
7150 David Sherwood <david.sherwood@arm.com>
7152 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
7153 (widened_mode): Likewise.
7154 (expand_unop): Likewise.
7155 * ree.c (transform_ifelse): Likewise.
7156 (merge_def_and_ext): Likewise.
7157 (combine_reaching_defs): Likewise.
7158 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7160 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7161 Alan Hayward <alan.hayward@arm.com>
7162 David Sherwood <david.sherwood@arm.com>
7164 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
7165 * combine.c (gen_lowpart_for_combine): Likewise.
7166 * dwarf2out.c (rtl_for_decl_location): Likewise.
7167 * final.c (alter_subreg): Likewise.
7168 * rtlhooks.c (gen_lowpart_general): Likewise.
7169 (gen_lowpart_if_possible): Likewise.
7171 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
7172 Alan Hayward <alan.hayward@arm.com>
7173 David Sherwood <david.sherwood@arm.com>
7175 * calls.c (expand_call): Use subreg_lowpart_offset.
7176 * cse.c (cse_insn): Likewise.
7177 * regcprop.c (copy_value): Likewise.
7178 (copyprop_hardreg_forward_1): Likewise.
7180 2017-10-13 Jakub Jelinek <jakub@redhat.com>
7183 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
7184 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
7185 =Q constraints to +Q and into insn condition add check
7186 that operands[0] and operands[1] are equal.
7187 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
7188 =Q constraints to +Q and into insn condition add check
7189 that operands[0] is equal to either operands[1] or operands[2].
7192 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
7193 instead of handling MINUS_EXPR twice (once for each argument),
7194 canonicalize operand order and handle just once, use rtype where
7195 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
7198 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
7199 any values of __C while still being pattern recognizable as a simple
7202 2017-10-13 Richard Biener <rguenther@suse.de>
7204 PR tree-optimization/82451
7206 2017-10-02 Richard Biener <rguenther@suse.de>
7208 PR tree-optimization/82355
7209 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
7210 a mapping for the enclosing loop but avoid generating one for
7212 (copy_bb_and_scalar_dependences): Remove premature codegen
7213 error on PHIs in blocks duplicated into multiple places.
7214 * graphite-scop-detection.c
7215 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
7216 in the region use it as loop and nest to analyze the DR in.
7217 (try_generate_gimple_bb): Likewise.
7218 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
7219 (add_loop_constraints): For blocks in a loop not in the region
7220 create a dimension with a single iteration.
7221 * sese.h (gbb_loop_at_index): Remove assert.
7223 * cfgloop.c (loop_preheader_edge): For the loop tree root
7224 return the single successor of the entry block.
7225 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
7226 Reset the SCEV hashtable and niters.
7227 * graphite-scop-detection.c
7228 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
7229 assert that we only have POLYNOMIAL_CHREC that vary in loops
7230 contained in the region.
7231 (scop_detection::graphite_can_represent_expr): Adjust.
7232 (scop_detection::stmt_has_simple_data_refs_p): For loops
7233 not in the region set loop to NULL. The nest is now the
7234 entry edge to the region.
7235 (try_generate_gimple_bb): Likewise.
7236 * sese.c (scalar_evolution_in_region): Adjust for
7237 instantiate_scev change.
7238 * tree-data-ref.h (graphite_find_data_references_in_stmt):
7239 Make nest parameter the edge into the region.
7240 (create_data_ref): Likewise.
7241 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
7242 entry edge into a region and adjust instantiate_scev calls.
7243 (create_data_ref): Likewise.
7244 (graphite_find_data_references_in_stmt): Likewise.
7245 (find_data_references_in_stmt): Pass the loop preheader edge
7246 from the nest argument.
7247 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
7248 parameter the edge into the region.
7249 (instantiate_parameters): Use the loop preheader edge as entry.
7250 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
7252 (get_instantiated_value_entry): Make instantiate_below parameter
7253 the edge into the region.
7254 (instantiate_scev_name): Likewise. Adjust dominance checks,
7255 when we cannot use loop-based instantiation instantiate by
7256 walking use-def chains.
7257 (instantiate_scev_poly): Adjust.
7258 (instantiate_scev_binary): Likewise.
7259 (instantiate_scev_convert): Likewise.
7260 (instantiate_scev_not): Likewise.
7261 (instantiate_array_ref): Remove.
7262 (instantiate_scev_3): Likewise.
7263 (instantiate_scev_2): Likewise.
7264 (instantiate_scev_1): Likewise.
7265 (instantiate_scev_r): Do not blindly handle N-operand trees.
7266 Do not instantiate array-refs. Handle all constants and invariants.
7267 (instantiate_scev): Make instantiate_below parameter
7268 the edge into the region.
7269 (resolve_mixers): Use the loop preheader edge for the region
7270 parameter to instantiate_scev_r.
7271 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
7273 2017-10-13 Richard Biener <rguenther@suse.de>
7275 PR tree-optimization/82525
7276 * graphite-isl-ast-to-gimple.c
7277 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
7279 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
7280 Fail code generation when we cannot represent the isl integer.
7281 (binary_op_to_tree): Elide modulo operations that are no-ops
7282 in the type we code generate. Remove now superfluous code
7285 2017-10-13 Richard Biener <rguenther@suse.de>
7287 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
7288 (scop_detection::harmful_loop_in_region): Remove premature
7289 IV type restriction.
7290 (scop_detection::graphite_can_represent_scev): We can handle
7291 pointer IVs just fine.
7293 2017-10-13 Alan Modra <amodra@gmail.com>
7295 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
7296 "Clobbers and Scratch Registers". Add paragraph on
7297 alternative to clobbers for scratch registers and OpenBLAS
7300 2017-10-13 Alan Modra <amodra@gmail.com>
7302 * doc/extend.texi (Clobbers): Correct vax example. Delete old
7303 example of a memory input for a string of known length. Move
7304 commentary out of table. Add a number of new examples
7305 covering array memory inputs.
7307 2017-10-12 Martin Liska <mliska@suse.cz>
7309 PR tree-optimization/82493
7310 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
7311 (test_range_functions): New function.
7312 (sbitmap_c_tests): Likewise.
7313 * selftest-run-tests.c (selftest::run_tests): Run new tests.
7314 * selftest.h (sbitmap_c_tests): New function.
7316 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
7318 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7320 * config/rs6000/amo.h: Fix spacing issue.
7322 2017-10-12 Jakub Jelinek <jakub@redhat.com>
7325 * config/i386/i386.md (*ashl<mode>3_mask_1,
7326 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
7327 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
7330 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
7332 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
7333 (profile_probability): Set max_probability
7334 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
7336 * profile-count.c (profile_probability::differs_from_p): Do not
7337 rely on max_probaiblity == 10000
7339 2017-10-12 Jeff Law <law@redhat.com>
7341 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
7344 2017-10-12 Martin Sebor <msebor@redhat.com>
7348 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
7349 (handle_alias_pairs): Call it.
7350 * common.opt (-Wattribute-alias): New option.
7351 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
7352 * doc/invoke.texi (-Wattribute-alias): Document.
7354 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
7357 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
7359 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
7361 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
7362 (make_hard_regno_born, make_hard_regno_dead): Update
7363 bb_killed_pseudos and bb_gen_pseudos.
7365 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
7367 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
7369 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
7371 * config/alpha/alpha.c (alpha_split_conditional_move):
7372 Use std::swap instead of manually swapping.
7373 (alpha_stdarg_optimize_hook): Ditto.
7374 (alpha_canonicalize_comparison): Ditto.
7376 2017-10-12 Bin Cheng <bin.cheng@arm.com>
7378 * tree-loop-distribution.c (struct builtin_info): New struct.
7379 (struct partition): Refactor fields into struct builtin_info.
7380 (partition_free): Free struct builtin_info.
7381 (build_size_arg_loc, build_addr_arg_loc): Delete.
7382 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
7383 information from struct builtin_info.
7384 (find_single_drs): New function refactored from classify_partition.
7385 Also moved builtin validity checks to this function.
7386 (compute_access_range, alloc_builtin): New functions.
7387 (classify_builtin_st, classify_builtin_ldst): New functions.
7388 (classify_partition): Refactor code into functions find_single_drs,
7389 classify_builtin_st and classify_builtin_ldst.
7390 (distribute_loop): Don't do runtime alias check when distributing
7392 (find_seed_stmts_for_distribution): New function.
7393 (pass_loop_distribution::execute): Refactor code finding seed
7394 stmts into above function. Support distribution for the innermost
7395 two-level loop nest. Adjust dump information.
7397 2017-10-12 Bin Cheng <bin.cheng@arm.com>
7399 * tree-loop-distribution.c: Adjust the general comment.
7400 (NUM_PARTITION_THRESHOLD): New macro.
7401 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
7402 (classify_partition): Skip builtin pattern of loop nest's inner loop.
7403 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
7404 in call to build_partition_graph.
7405 (finalize_partitions): New parameter. Make loop distribution more
7406 conservative by fusing more partitions.
7407 (distribute_loop): Don't do runtime alias check in case of loop nest
7409 (find_seed_stmts_for_distribution): New function.
7410 (prepare_perfect_loop_nest): New function.
7411 (pass_loop_distribution::execute): Refactor code finding seed stmts
7412 and loop nest into above functions. Support loop nest distribution.
7413 Adjust dump information accordingly.
7415 2017-10-12 Bin Cheng <bin.cheng@arm.com>
7417 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
7418 and set PTYPE_SEQUENTIAL for merged partition.
7420 2017-10-12 Richard Biener <rguenther@suse.de>
7422 PR tree-optimization/69728
7424 2017-09-19 Richard Biener <rguenther@suse.de>
7426 PR tree-optimization/69728
7427 * graphite-sese-to-poly.c (schedule_error): New global.
7428 (add_loop_schedule): Handle empty domain by failing the
7430 (build_original_schedule): Handle schedule_error.
7432 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
7433 domain by returning an unchanged schedule.
7435 2017-10-12 Jakub Jelinek <jakub@redhat.com>
7437 * genrecog.c (validate_pattern): For VEC_SELECT verify that
7438 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
7440 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
7442 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
7445 2017-10-12 Jakub Jelinek <jakub@redhat.com>
7448 * expr.c (store_field): Don't optimize away bitsize == 0 store
7449 from CALL_EXPR with addressable return type.
7451 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
7453 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
7454 * config/rs6000/rs6000.md (sel): Delete mode attribute.
7455 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
7456 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
7457 TARGET_ISEL instead of TARGET_ISEL<sel>.
7459 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
7461 * config/rs6000/rs6000.c
7462 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
7464 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
7466 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
7468 (reg_or_cint_operand): Fix comment.
7469 (reg_or_zero_operand): New predicate.
7470 * config/rs6000/rs6000-protos.h (output_isel): Delete.
7471 * config/rs6000/rs6000.c (output_isel): Delete.
7472 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
7473 instead of reg_or_cint_operand. Output instruction directly (not via
7475 (isel_unsigned_<mode>): Ditto.
7476 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
7477 gpc_reg_operand. Add an instruction alternative for this. Output
7478 instruction directly.
7479 (*isel_reversed_unsigned_<mode>): Ditto.
7481 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
7483 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
7484 (TARGET_CANONICALIZE_COMPARISON): Define.
7486 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
7489 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
7490 Check whether the dest is REG before adding REG_EQUIV note.
7492 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
7495 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
7497 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
7498 (make_hard_regno_born, make_hard_regno_dead): Update
7499 bb_killed_pseudos and bb_gen_pseudos.
7501 2017-10-11 Nathan Sidwell <nathan@acm.org>
7503 * incpath.h (enum incpath_kind): Name enum, prefix values.
7504 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
7505 * incpath.c (heads, tails): Use INC_MAX.
7506 (add_env_var_paths, add_standard_paths): Use incpath_kind.
7507 (merge_include_chains, split_quote_chain,
7508 register_include_chains): Update incpath_kind names.
7509 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
7510 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
7512 (add_framework_path, darwin_register_objc_includes): Likewise.
7513 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
7515 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
7517 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
7518 Do not use float_operator operator predicate.
7519 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
7520 * config/i386/predicates.md (float_operator): Remove predicate.
7522 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
7524 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
7525 (*jccxf_i387): Ditto.
7526 (*jcc<mode>_i387): Ditto.
7527 (*jccu<mode>_i387): Ditto.
7528 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
7529 (*jcc_*_i387 splitters): Remove.
7530 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
7531 * config/i386/i386.c (ix86_split_fp_branch): Remove.
7532 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
7535 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
7537 * profile-count.h (slow_safe_scale_64bit): New function.
7538 (safe_scale_64bit): New inline.
7539 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
7540 * profile-count.c: Include wide-int.h
7541 (slow_safe_scale_64bit): New.
7543 2017-10-11 Nathan Sidwell <nathan@acm.org>
7545 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
7546 HAS_DECL_ASSEMBLER_NAME_P.
7547 * gimple-expr.c (gimple_decl_printable_name: Check
7548 HAS_DECL_ASSEMBLER_NAME_P too.
7549 * ipa-utils.h (type_in_anonymous_namespace_p): Check
7550 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
7551 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
7552 * passes.c (rest_of_decl_compilation): Check
7553 HAS_DECL_ASSEMBLER_NAME_P too.
7554 * recog.c (verify_changes): Likewise.
7555 * tree-pretty-print.c (dump_decl_name): Likewise.
7556 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
7558 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
7559 (SET_DECL_ASSEMBLER_NAME): Use it.
7560 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
7561 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7562 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
7564 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
7566 * config.gcc (i386, x86_64): Add extra objects.
7567 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
7568 (ix86_min_insn_size): Declare.
7569 (ix86_issue_rate): Declare.
7570 (ix86_adjust_cost): Declare.
7571 (ia32_multipass_dfa_lookahead): Declare.
7572 (ix86_macro_fusion_p): Declare.
7573 (ix86_macro_fusion_pair_p): Declare.
7574 (ix86_bd_has_dispatch): Declare.
7575 (ix86_bd_do_dispatch): Declare.
7576 (ix86_core2i7_init_hooks): Declare.
7577 (ix86_atom_sched_reorder): Declare.
7578 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
7579 (COSTS_N_BYTES): Move to x86-tune-costs.h.
7580 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
7581 (rip_relative_addr_p): Rename to ...
7582 (ix86_rip_relative_addr_p): ... this one; export.
7583 (memory_address_length): Update.
7584 (ix86_issue_rate): Move to x86-tune-sched.c.
7585 (ix86_flags_dependent): Move to x86-tune-sched.c.
7586 (ix86_agi_dependent): Move to x86-tune-sched.c.
7587 (exact_dependency_1): Move to x86-tune-sched.c.
7588 (exact_store_load_dependency): Move to x86-tune-sched.c.
7589 (ix86_adjust_cost): Move to x86-tune-sched.c.
7590 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
7591 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
7592 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
7593 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
7594 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
7595 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
7596 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
7597 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
7598 (min_insn_size): Rename to ...
7599 (ix86_min_insn_size): ... this one; export.
7600 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
7601 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
7602 (core2i7_first_cycle_multipass_backtrack): Move to
7603 x86-tune-sched-core.c.
7604 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
7605 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
7606 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
7607 (ix86_avoid_jump_mispredicts): Update.
7608 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
7609 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
7610 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
7611 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
7612 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
7613 (MAX_INSN): Move to ix86-tune-sched-bd.c.
7614 (MAX_IMM): Move to ix86-tune-sched-bd.c.
7615 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
7616 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
7617 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
7618 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
7619 (MAX_STORE): Move to ix86-tune-sched-bd.c.
7620 (BIG): Move to ix86-tune-sched-bd.c.
7621 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
7622 (enum insn_path): Move to ix86-tune-sched-bd.c.
7623 (get_mem_group): Move to ix86-tune-sched-bd.c.
7624 (is_cmp): Move to ix86-tune-sched-bd.c.
7625 (dispatch_violation): Move to ix86-tune-sched-bd.c.
7626 (is_branch): Move to ix86-tune-sched-bd.c.
7627 (is_prefetch): Move to ix86-tune-sched-bd.c.
7628 (init_window): Move to ix86-tune-sched-bd.c.
7629 (allocate_window): Move to ix86-tune-sched-bd.c.
7630 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
7631 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
7632 (process_end_window): Move to ix86-tune-sched-bd.c.
7633 (allocate_next_window): Move to ix86-tune-sched-bd.c.
7634 (find_constant): Move to ix86-tune-sched-bd.c.
7635 (get_num_immediates): Move to ix86-tune-sched-bd.c.
7636 (has_immediate): Move to ix86-tune-sched-bd.c.
7637 (get_insn_path): Move to ix86-tune-sched-bd.c.
7638 (get_insn_group): Move to ix86-tune-sched-bd.c.
7639 (count_num_restricted): Move to ix86-tune-sched-bd.c.
7640 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
7641 (add_insn_window): Move to ix86-tune-sched-bd.c.
7642 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
7643 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
7644 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
7645 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
7646 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
7647 (do_dispatch): Move to ix86-tune-sched-bd.c.
7648 (has_dispatch): Move to ix86-tune-sched-bd.c.
7649 * config/i386/t-i386: Add new object files.
7650 * config/i386/x86-tune-costs.h: New file.
7651 * config/i386/x86-tune-sched-atom.c: New file.
7652 * config/i386/x86-tune-sched-bd.c: New file.
7653 * config/i386/x86-tune-sched-core.c: New file.
7654 * config/i386/x86-tune-sched.c: New file.
7656 2017-10-11 Liu Hao <lh_mouse@126.com>
7658 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
7659 the generic version below instead.
7660 (should_colorize): Recognize Windows consoles as terminals
7662 * pretty-print.c [__MINGW32__] (write_all): New function.
7663 [__MINGW32__] (find_esc_head): Likewise.
7664 [__MINGW32__] (find_esc_terminator): Likewise.
7665 [__MINGW32__] (eat_esc_sequence): Likewise.
7666 [__MINGW32__] (mingw_ansi_fputs): New function that handles
7668 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
7671 2017-10-11 Richard Biener <rguenther@suse.de>
7673 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
7674 Properly call analyze_scalar_evolution with the loop of the stmt.
7676 2017-10-11 Richard Biener <rguenther@suse.de>
7678 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
7679 * tree-core.h (tree_base): Add chrec_var union member.
7680 * tree.h (CHREC_VAR): Remove.
7681 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
7682 * tree-chrec.h (build_polynomial_chrec): Adjust.
7683 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
7684 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
7686 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
7688 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
7689 * match.pd: ... here.
7690 ((T) X == (T) Y): Relax condition.
7692 2017-10-11 Bin Cheng <bin.cheng@arm.com>
7694 PR tree-optimization/82472
7695 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
7697 (break_alias_scc_partitions): Update postorder number.
7699 2017-10-11 Martin Liska <mliska@suse.cz>
7702 * opts.c (parse_no_sanitize_attribute): Do not use error_value
7704 * opts.h (parse_no_sanitize_attribute): Remove last argument.
7706 2017-10-11 Martin Liska <mliska@suse.cz>
7708 * print-rtl.c (print_insn): Move declaration of idbuf
7709 to same scope as name.
7711 2017-10-11 Martin Liska <mliska@suse.cz>
7716 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
7719 2017-10-11 Martin Liska <mliska@suse.cz>
7722 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
7725 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
7727 * config.gcc (default_gnu_indirect_function): Default to yes for
7728 arm*-*-linux* with glibc.
7730 2017-10-11 Richard Biener <rguenther@suse.de>
7732 * tree-scalar-evolution.c (get_scalar_evolution): Handle
7733 default-defs and types we do not want to analyze.
7734 (interpret_loop_phi): Replace unreachable code with an assert.
7735 (compute_scalar_evolution_in_loop): Remove and inline ...
7736 (analyze_scalar_evolution_1): ... here, replacing condition with
7737 what makes the intent clearer. Remove handling of cases
7738 get_scalar_evolution now handles.
7740 2017-10-10 Jim Wilson <wilson@tuliptree.org>
7742 PR rtl-optimization/81434
7743 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
7744 comment for main loop. In sched_group_found if, also add checks for
7745 pass and min_cost_group.
7747 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
7749 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
7750 (rs6000_insn_cost): New function.
7751 * config/rs6000/rs6000.md (cost): New attribute.
7753 2017-10-10 Jakub Jelinek <jakub@redhat.com>
7754 H.J. Lu <hongjiu.lu@intel.com>
7758 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
7759 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
7760 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
7761 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
7762 to OPTION_MASK_ISA_AVX512VL - builtins that have both
7763 OPTION_MASK_ISA_MMX and some other bit set require both
7764 mmx and the ISAs without the mmx bit.
7765 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
7766 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
7767 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
7768 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
7769 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
7770 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
7771 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
7772 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
7773 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
7774 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
7775 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
7776 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
7777 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
7778 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
7779 Add OPTION_MASK_ISA_MMX.
7781 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7783 * config.gcc (armv7*-*-freebsd*): New target.
7784 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
7786 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
7788 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
7789 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
7792 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
7794 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
7795 a template parameter.
7796 (WIDE_INT_REF_FOR): Update accordingly.
7797 * tree.h (wi::int_traits <const_tree>): Delete.
7798 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
7799 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
7800 (wi::tree_to_wide_ref): New typedef.
7801 (wi::to_wide): New function.
7802 * calls.c (get_size_range): Use wi::to_wide when operating on
7804 * cgraph.c (cgraph_node::create_thunk): Likewise.
7805 * config/i386/i386.c (ix86_data_alignment): Likewise.
7806 (ix86_local_alignment): Likewise.
7807 * dbxout.c (stabstr_O): Likewise.
7808 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
7809 * expr.c (const_vector_from_tree): Likewise.
7810 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
7811 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
7812 (fold_negate_expr_1, int_const_binop_1, const_binop)
7813 (fold_convert_const_int_from_real, optimize_bit_field_compare)
7814 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
7815 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
7816 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
7817 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
7818 (fold_not_const, round_up_loc): Likewise.
7819 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
7820 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
7821 (alloca_call_type): Likewise.
7822 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
7823 * godump.c (go_output_typedef): Likewise.
7824 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
7825 * internal-fn.c (get_min_precision): Likewise.
7826 * ipa-cp.c (ipcp_store_vr_results): Likewise.
7827 * ipa-polymorphic-call.c
7828 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
7829 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
7830 (ipa_modify_call_arguments): Likewise.
7831 * match.pd: Likewise.
7832 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
7833 * print-tree.c (print_node_brief, print_node): Likewise.
7834 * stmt.c (expand_case): Likewise.
7835 * stor-layout.c (layout_type): Likewise.
7836 * tree-affine.c (tree_to_aff_combination): Likewise.
7837 * tree-cfg.c (group_case_labels_stmt): Likewise.
7838 * tree-data-ref.c (dr_analyze_indices): Likewise.
7839 (prune_runtime_alias_test_list): Likewise.
7840 * tree-dump.c (dequeue_and_dump): Likewise.
7841 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
7842 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
7843 * tree-pretty-print.c (dump_generic_node): Likewise.
7844 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
7845 (simple_iv_with_niters): Likewise.
7846 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
7847 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
7848 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
7849 * tree-ssa-loop-niter.c (split_to_var_and_offset)
7850 (refine_value_range_using_guard, number_of_iterations_ne_max)
7851 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
7852 (get_cst_init_from_scev, record_nonwrapping_iv)
7853 (scev_var_range_cant_overflow): Likewise.
7854 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
7855 * tree-ssa-pre.c (compute_avail): Likewise.
7856 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
7857 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
7858 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
7859 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
7860 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
7861 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
7862 (dump_case_nodes, try_switch_expansion): Likewise.
7863 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
7864 (vect_do_peeling): Likewise.
7865 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
7866 * tree-vect-stmts.c (vectorizable_load): Likewise.
7867 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
7868 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
7869 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
7870 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
7871 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
7872 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
7873 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
7874 (evrp_dom_walker::before_dom_children): Likewise.
7875 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
7876 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
7877 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
7878 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
7879 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
7880 (get_range_pos_neg): Likewise.
7881 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
7882 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
7883 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
7884 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
7885 * config/avr/avr.c (avr_fold_builtin): Likewise.
7886 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
7887 * config/msp430/msp430.c (msp430_attr): Likewise.
7888 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
7889 * config/powerpcspe/powerpcspe-c.c
7890 (altivec_resolve_overloaded_builtin): Likewise.
7891 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
7892 (rs6000_expand_ternop_builtin): Likewise.
7893 * config/rs6000/rs6000-c.c
7894 (altivec_resolve_overloaded_builtin): Likewise.
7895 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
7896 (rs6000_expand_ternop_builtin): Likewise.
7897 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
7899 2017-10-10 Bin Cheng <bin.cheng@arm.com>
7901 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
7902 when copying loop nest with only one inner loop.
7904 2017-10-10 Richard Biener <rguenther@suse.de>
7906 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
7907 blocks if SCEV is active.
7908 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
7910 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
7911 (scev_initialize): Assert we are not yet initialized.
7913 2017-10-10 Bin Cheng <bin.cheng@arm.com>
7915 * tree-loop-distribution.c (generate_loops_for_partition): Remove
7916 inner loop's exit stmt by making it always exit the loop, otherwise
7917 we would generate an infinite empty loop.
7919 2017-10-10 Bin Cheng <bin.cheng@arm.com>
7921 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
7922 renaming variables in new preheader if it's deleted.
7924 2017-10-10 Bin Cheng <bin.cheng@arm.com>
7926 * tree-loop-distribution.c (struct partition): Remove unused field
7927 loops of the structure.
7928 (partition_alloc, partition_free): Ditto.
7929 (build_rdg_partition_for_vertex): Ditto.
7931 2017-10-09 Jeff Law <law@redhat.com>
7933 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
7934 return type to match prototype and documentation.
7936 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
7938 * config/rs6000/rs6000.c (processor_costs): Move to ...
7939 * config/rs6000/rs6000.h: ... here.
7940 (rs6000_cost): Declare.
7942 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
7944 * except.c (setjmp_fn): New global variable.
7945 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
7946 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
7947 if DONT_USE_BUILTIN_SETJMP is defined.
7949 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
7951 * target.def (insn_cost): New hook.
7952 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
7953 * doc/tm.texi: Regenerate.
7954 * rtlanal.c (insn_cost): Use the new hook.
7956 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
7958 * combine.c (combine_validate_cost): Compute the new insn_cost,
7959 not just pattern_cost.
7960 (try_combine): Adjust comment.
7962 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
7964 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
7966 * combine.c (uid_insn_cost): Adjust comment.
7967 (combine_validate_cost): Adjust comment. Use pattern_cost instead
7969 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
7970 * dse.c (find_shift_sequence): Ditto.
7971 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
7972 (bb_valid_for_noce_process_p): Use pattern_cost.
7973 * rtl.h (insn_rtx_cost): Delete.
7974 (pattern_cost): New prototype.
7975 (insn_cost): New prototype.
7976 * rtlanal.c (insn_rtx_cost): Rename to...
7977 (pattern_cost): ... this.
7980 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.md (*jcc_2): Remove insn pattern.
7983 (*jcc<mode>_0_r_i387): Ditto.
7984 (*jccxf_r_i387): Ditto.
7985 (*jcc<mode>_r_i387): Ditto.
7986 (*jccu<mode>_r_i387): Ditto.
7987 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
7988 (*jcc): Rename from *jcc_1.
7990 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7992 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
7993 deferred rescans after the lvx/stvx recombination pre-pass.
7995 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7997 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
7998 memory operation instruction support.
7999 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
8000 (rs6000-ibm-aix[789]*): Likewise.
8001 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
8002 Document new functions.
8004 2017-10-09 Richard Biener <rguenther@suse.de>
8006 PR tree-optimization/82397
8007 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
8008 equality only for semantically equal trees.
8010 2017-10-09 Richard Biener <rguenther@suse.de>
8012 PR tree-optimization/82449
8013 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
8014 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
8015 allow constant addresses.
8016 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
8019 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8021 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
8024 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8027 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
8030 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8033 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
8035 2017-10-09 Jakub Jelinek <jakub@redhat.com>
8038 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
8039 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
8041 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
8043 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
8044 (WI_BINARY_PREDICATE_RESULT): Likewise.
8045 (wi::binary_traits::operator_result): New type.
8046 (wi::binary_traits::predicate_result): Likewise.
8047 (generic_wide_int::operator~, unary generic_wide_int::operator-)
8048 (generic_wide_int::operator==, generic_wide_int::operator!=)
8049 (generic_wide_int::operator&, generic_wide_int::and_not)
8050 (generic_wide_int::operator|, generic_wide_int::or_not)
8051 (generic_wide_int::operator^, generic_wide_int::operator+
8052 (binary generic_wide_int::operator-, generic_wide_int::operator*):
8054 (operator~, unary operator-, operator==, operator!=, operator&)
8055 (operator|, operator^, operator+, binary operator-, operator*): New
8057 * expr.c (get_inner_reference): Use wi::bit_and_not.
8058 * fold-const.c (fold_binary_loc): Likewise.
8059 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
8060 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
8061 (bit_value_binop): Likewise.
8062 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8063 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
8064 (extract_range_from_binary_expr_1): Likewise.
8065 (masked_increment): Likewise.
8066 (simplify_bit_ops_using_ranges): Likewise.
8068 2017-10-09 Martin Jambor <mjambor@suse.cz>
8071 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
8072 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
8073 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
8075 (hsa_fixup_mov_insn_type): New function.
8076 (hsa_op_with_type::get_in_type): Use it.
8077 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
8078 immediates in an assert.
8079 (hsa_op_with_type::extend_int_to_32bit): New method.
8080 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
8081 types. Convert to dest type if necessary.
8082 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
8083 (reg_for_gimple_ssa): Pass false as min32int to
8084 hsa_type_for_scalar_tree_type.
8085 (gen_hsa_addr): Fixup type when creating addresable temporary.
8086 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
8087 (gen_hsa_unary_operation): Extend operands and convert to dest type if
8088 necessary. Call hsa_fixup_mov_insn_type.
8089 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
8090 extend operands and convert to dest type if necessary.
8091 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
8092 to dest type if necessary.
8093 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
8094 if conversion nt necessary and size matches.
8095 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
8096 to dest type if necessary.
8097 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
8098 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
8100 (gen_hsa_clrsb): Likewise.
8101 (gen_hsa_ffs): Likewise.
8102 (gen_hsa_divmod): Extend operands and convert to dest type if
8104 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
8106 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
8108 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
8109 Remove empty default arguments. Use a brace block as output
8111 (conditional return): Ditto.
8113 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
8114 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
8116 (group_ending_nop): Ditto.
8117 (doloop_end): Ditto.
8118 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
8119 (splitters for those): Ditto.
8121 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
8123 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
8124 a conditional jump (and the compare for it) so that pc_rtx is the
8126 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
8127 for the deleted and renamed ctr<mode>_internal[234] patterns.
8128 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
8129 Delete second conditional return pattern.
8130 (ctr<mode>_internal2): Delete this second bdnz pattern.
8131 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
8132 (ctr<mode>_internal4): Delete this second bdz pattern.
8134 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
8136 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
8137 (always_initialized_rtx_for_ssa_name_p): New predicate.
8138 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
8139 (finish_out_of_ssa): Free new field of SA.
8140 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
8141 * tree-ssa-coalesce.c: Include tree-ssa.h.
8142 (get_parm_default_def_partitions): Remove extern keyword.
8143 (get_undefined_value_partitions): New function.
8144 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
8145 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
8147 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
8149 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
8151 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
8153 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
8155 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
8156 for targets that preffer 128bit.
8158 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
8160 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
8162 2017-10-08 Olivier Hainque <hainque@adacore.com>
8164 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
8165 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
8167 (thumb_set_return_address): Likewise.
8169 2017-10-08 Olivier Hainque <hainque@adacore.com>
8171 * common/config/arm/arm-common.c (arm_except_unwind_info):
8172 Handle DWARF2_UNWIND_INFO.
8174 2017-10-07 Michael Collison <michael.collison@arm.com>
8176 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
8179 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
8181 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
8182 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
8183 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
8184 defined, force the creation of a new block for a dispatch label.
8186 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
8188 * invoke.texi (Wsuggest-attribute=cold): Document.
8189 * common.opt (Wsuggest-attribute=cold): New
8190 * ipa-pure-const.c (warn_function_cold): New function.
8191 * predict.c (compute_function_frequency): Use it.
8192 * predict.h (warn_function_cold): Declare.
8194 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
8196 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
8199 2017-10-06 Martin Liska <mliska@suse.cz>
8201 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
8202 keyword for member functions.
8203 (struct sanopt_tree_couple): New struct.
8204 (struct sanopt_tree_couple_hash): New function.
8205 (struct sanopt_ctx): Add new hash_map.
8206 (has_dominating_ubsan_ptr_check): New function.
8207 (record_ubsan_ptr_check_stmt): Likewise.
8208 (maybe_optimize_ubsan_ptr_ifn): Likewise.
8209 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
8210 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
8212 2017-10-06 Sudakshina Das <sudi.das@arm.com>
8215 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
8216 aarch64_simd_valid_immediate on CONST_VECTORs.
8217 (aarch64_reg_or_bic_imm): Likewise.
8219 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
8221 PR rtl-optimization/82396
8222 * haifa-sched.c (ready_sort_real): Disable qsort checking.
8224 2017-10-06 Sebastian Pop <sebpop@gmail.com>
8226 * graphite-dependences.c (scop_get_reads): Move code to...
8227 (scop_get_must_writes): Move code to...
8228 (scop_get_may_writes): Move code to...
8229 (scop_get_reads_and_writes): ... here.
8230 (scop_get_dependences): Call scop_get_reads_and_writes.
8232 2017-10-06 Jakub Jelinek <jakub@redhat.com>
8234 PR tree-optimization/82434
8235 * fold-const.h (can_native_encode_type_p,
8236 can_native_encode_string_p): Remove.
8237 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
8238 don't encode anything, just return what would be otherwise returned.
8239 (native_encode_fixed, native_encode_complex, native_encode_vector):
8241 (native_encode_string): Likewise. Inline by hand
8242 can_native_encode_string_p.
8243 (can_native_encode_type_p): Remove.
8244 (can_native_encode_string_p): Remove.
8245 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
8246 STRING_CSTs using can_native_encode_string_p, test all
8247 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
8248 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
8249 argument from native_encode_expr.
8250 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
8251 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
8254 2017-10-06 Richard Biener <rguenther@suse.de>
8256 PR tree-optimization/82397
8257 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
8258 operand_equal_p but rely on data_ref_compare_tree for detecting
8260 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
8261 to match up with dr_group_sort_cmp.
8263 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8266 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
8268 * config/s390/s390-builtin-types.def: Regenerate.
8270 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8273 * config/s390/s390-builtin-types.def: Regenerate.
8274 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
8275 Change flag from B_VXE to B_VX.
8276 (s390_vec_min_dbl): Remove B_VXE flag.
8278 2017-10-06 Richard Biener <rguenther@suse.de>
8280 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
8281 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
8282 translate_isl_ast_to_gimple::is_valid_rename,
8283 translate_isl_ast_to_gimple::get_rename,
8284 translate_isl_ast_to_gimple::get_def_bb_for_const,
8285 translate_isl_ast_to_gimple::get_new_name,
8286 translate_isl_ast_to_gimple::collect_all_ssa_names,
8287 translate_isl_ast_to_gimple::copy_loop_phi_args,
8288 translate_isl_ast_to_gimple::collect_all_ssa_names,
8289 translate_isl_ast_to_gimple::copy_loop_phi_args,
8290 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
8291 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
8292 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
8293 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
8294 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
8295 translate_isl_ast_to_gimple::copy_cond_phi_args,
8296 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
8297 translate_isl_ast_to_gimple::edge_for_new_close_phis,
8298 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
8299 translate_isl_ast_to_gimple::rename_uses,
8300 translate_isl_ast_to_gimple::rename_all_uses): Remove.
8301 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
8302 (set_rename_for_each_def): Likewise.
8303 (graphite_copy_stmts_from_block): Handle debug stmt resetting
8304 here. Handle rewriting SCEV analyzable uses here.
8305 (copy_bb_and_scalar_dependences): Generate code for PHI
8307 (graphite_regenerate_ast_isl): Adjust.
8308 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
8309 (add_write, add_read): New functions.
8310 (build_cross_bb_scalars_def): Use it and simplify.
8311 (build_cross_bb_scalars_use): Likewise.
8312 (graphite_find_cross_bb_scalar_vars): Inline into...
8313 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
8314 simulating out-of-SSA. Compute liveout and add dependencies.
8315 (build_scops): Force an empty entry block.
8316 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
8318 (sese_build_liveouts): Declare.
8319 (sese_trivially_empty_bb_p): Likewise.
8320 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
8321 compute liveout and debug_liveout.
8322 (sese_bad_liveouts_use): Remove.
8323 (sese_reset_debug_liveouts_bb): Likewise.
8324 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
8325 (sese_build_liveouts): Build liveout and debug_liveout and store
8327 (new_sese_info): Adjust.
8328 (free_sese_info): Likewise.
8329 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
8330 do not build liveout here.
8331 (move_sese_in_condition): Adjust region entry.
8332 (scev_analyzable_p): Match up with chrec_apply requirements.
8333 (sese_trivially_empty_bb_p): New.
8334 * tree-into-ssa.c (get_reaching_def): Properly support generating
8335 default-defs for incremental rewrite of anonymous names.
8337 2017-10-06 Richard Biener <rguenther@suse.de>
8339 * graphite-sese-to-poly.c (extract_affine): For casts increasing
8340 precision do not perform modulo reduction.
8342 2017-10-06 Richard Biener <rguenther@suse.de>
8344 PR tree-optimization/82436
8345 * tree-vect-slp.c (vect_supported_load_permutation_p): More
8346 conservatively choose the vectorization factor when checking
8347 whether we can perform the required load permutation.
8348 (vect_transform_slp_perm_load): Assert when we may not fail.
8350 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
8352 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
8353 message for incompatible -msdata=* and -mcall-* options.
8355 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
8357 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
8358 rate for post-reload scheduling.
8360 2017-10-05 Tamar Christina <tamar.christina@arm.com>
8362 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
8364 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
8366 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
8367 to improve monte carlo in scimark.
8369 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
8371 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
8372 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
8373 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
8374 pentium4_cost, nocona_cost): Set reassociation width to 1.
8375 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
8376 width to 2 for fp operations and 1 otherwise.
8377 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
8379 (atom_cost): Set reassociation width to 2.
8380 (slm_cost, generic_cost): Set fp reassociation width
8381 to 2 and 1 otherwise.
8382 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
8383 (core_cost): Set fp reassociation width to 4 and vector to 2.
8384 (ix86_reassociation_width): Rewrite using cost table; special case
8385 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
8386 and TARGET_AVX128_OPTIMAL.
8387 * config/i386/i386.h (processor_costs): Add
8388 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
8389 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
8390 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
8391 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
8392 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
8393 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
8395 2017-10-05 Nathan Sidwell <nathan@acm.org>
8397 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
8399 2017-10-05 Tamar Christina <tamar.christina@arm.com>
8401 * config/arm/arm.c (arm_test_fpu_data): New.
8402 (arm_run_selftests): Call arm_test_fpu_data.
8404 2017-10-04 Nathan Sidwell <nathan@acm.org>
8406 * toplev.c (toplev::main): Remove excess parens on pretty_printer
8408 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
8410 2017-10-04 Sudakshina Das <sudi.das@arm.com>
8412 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
8413 check type for aarch64_simd_valid_immediate.
8414 (aarch64_output_simd_mov_immediate): Update prototype.
8415 (aarch64_simd_valid_immediate): Update prototype.
8416 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
8417 support for ORR-immediate.
8418 (and<mode>3): modified pattern to add support for BIC-immediate.
8419 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
8420 now checks for valid immediate for BIC and ORR based on new enum
8422 (aarch64_output_simd_mov_immediate): Function now used to output
8423 BIC/ORR imm as well based on new enum argument.
8424 * config/aarch64/constraints.md (Do): New vector immediate constraint.
8426 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
8427 (aarch64_reg_or_bic_imm): Likewise.
8429 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8431 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
8432 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
8434 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
8438 PR rtl-optimization/82396
8439 * haifa-sched.c (autopref_multipass_init): Simplify
8441 (autopref_rank_data): Simplify sort order.
8442 * sched-int.h (autopref_multipass_data_): Remove
8443 multi_mem_insn_p, min_offset and max_offset.
8445 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8447 * doc/sourcebuild.texi: Document vect_peeling_profitable.
8449 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8451 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
8454 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8456 * doc/sourcebuild.texi: Document vect_long_mult.
8458 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
8460 PR tree-optimization/82413
8461 * fold-const.c (build_range_check): Use widest_int when comparing
8462 the maximum ETYPE value with HIGH.
8464 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
8466 PR rtl-optimization/82396
8467 * haifa-sched.c (autopref_multipass_init): Simplify
8469 (autopref_rank_data): Simplify sort order.
8470 * sched-int.h (autopref_multipass_data_): Remove
8471 multi_mem_insn_p, min_offset and max_offset.
8473 2017-10-04 Jakub Jelinek <jakub@redhat.com>
8475 PR tree-optimization/82381
8476 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
8477 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
8480 PR tree-optimization/82374
8481 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
8482 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
8483 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
8484 current_function_decl to the new decl.
8486 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8488 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
8489 helper macro for IEEE float128 hardware built-in functions.
8490 (SQRTF128_ODD): Add built-in functions with the round-to-odd
8492 (TRUNCF128_ODD): Likewise.
8493 (ADDF128_ODD): Likewise.
8494 (SUBF128_ODD): Likewise.
8495 (MULF128_ODD): Likewise.
8496 (DIVF128_ODD): Likewise.
8497 (FMAF128_ODD): Likewise.
8498 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
8499 UNSPEC_TRUNC_ROUND_TO_ODD.
8500 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
8501 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
8502 floating point round to odd instructions.
8503 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
8504 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
8505 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
8506 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
8507 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
8508 (trunc<mode>sf2_hw): Change the truncate with round to odd
8509 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
8510 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
8511 to odd hardware instructions.
8512 (sub<mode>3_odd): Likewise.
8513 (mul<mode>3_odd): Likewise.
8514 (div<mode>3_odd): Likewise.
8515 (sqrt<mode>2_odd): Likewise.
8516 (fma<mode>4_odd): Likewise.
8517 (fms<mode>4_odd): Likewise.
8518 (nfma<mode>4_odd): Likewise.
8519 (nfms<mode>4_odd): Likewise.
8520 (trunc<mode>df2_odd): Change the truncate with round to odd
8521 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
8523 * doc/extend.texi (PowerPC built-in functions): Update documentation
8524 for existing IEEE float128-bit built-in functions. Add built-in
8525 functions that generate the IEEE 128-bit floating point round to
8528 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
8530 PR rtl-optimization/77729
8531 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
8532 to (X&(C1&~C2))|C2 transformations.
8534 2017-10-03 Martin Jambor <mjambor@suse.cz>
8536 PR tree-optimization/82363
8537 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
8538 mismatch, mark lacc written regardless of racc.
8540 2017-10-03 Jakub Jelinek <jakub@redhat.com>
8542 PR tree-optimization/82381
8543 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
8544 stmt_to_insert nor wheather SSA_NAMEs are default defs.
8545 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
8546 fallthrough into reassoc_stmt_dominates_stmt_p.
8549 * combine.c (combine_instructions): Don't combine in unreachable
8552 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
8555 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
8556 function to not use the have_cpu variable. Do not set cpu_index,
8557 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
8559 (rs6000_valid_attribute_p): Remove duplicate initializations of
8560 old_optimize and func_optimize.
8561 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
8562 (rs6000_activate_target_options): Make global.
8563 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
8566 2017-10-02 Jakub Jelinek <jakub@redhat.com>
8568 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
8569 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
8570 Set *poffset to 0 and *psize and *pmax_size to -1 if
8571 *poffset + *psize overflows in HOST_WIDE_INT.
8573 PR tree-optimization/82387
8574 PR tree-optimization/82388
8575 PR tree-optimization/82389
8576 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
8577 instead of live_bytes non-NULL.
8579 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
8582 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
8585 2017-10-02 Richard Biener <rguenther@suse.de>
8587 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
8588 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
8589 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
8591 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
8593 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
8594 requested precision matches the type's.
8595 * calls.c (alloc_max_size): Calculate the new candidate size as
8596 a widest_int and use wi::to_widest when comparing it with the
8597 current candidate size.
8598 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
8599 zero rather than integer_zero_node.
8600 * match.pd: Check for a no-op conversion before using wi::add
8601 rather than after. Use tree_to_uhwi when summing small shift
8602 counts into an unsigned int.
8604 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
8605 Alan Hayward <alan.hayward@arm.com>
8606 David Sherwood <david.sherwood@arm.com>
8609 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
8610 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8611 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
8612 POINTER_AND_FP_REGS.
8614 2017-10-02 Richard Biener <rguenther@suse.de>
8616 PR tree-optimization/82355
8617 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
8618 a mapping for the enclosing loop but avoid generating one for
8620 (copy_bb_and_scalar_dependences): Remove premature codegen
8621 error on PHIs in blocks duplicated into multiple places.
8622 * graphite-scop-detection.c
8623 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
8624 in the region use it as loop and nest to analyze the DR in.
8625 (try_generate_gimple_bb): Likewise.
8626 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
8627 (add_loop_constraints): For blocks in a loop not in the region
8628 create a dimension with a single iteration.
8629 * sese.h (gbb_loop_at_index): Remove assert.
8631 2017-10-01 Kevin Buettner <kevinb@redhat.com>
8633 * omp-expand.c (adjust_context_scope): New function.
8634 (expand_parallel_call): Call adjust_context_scope.
8636 2017-10-01 Jeff Law <law@redhat.com>
8638 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
8639 dom_opt_dom_walker class with direct access to private members.
8640 Add comments. Call test_for_singularity.
8641 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
8642 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
8643 m_dummy_cond anymore.
8644 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
8646 (pass_dominator:execute): Build the dummy_cond here and pass it
8647 to the dom_opt_dom_walker ctor.
8648 (test_for_singularity): New function.
8650 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
8651 Maya Rashish <coypu@sdf.org>
8653 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
8654 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
8655 (alpha*-*-netbsd*) Use nbsd_tm_file.
8656 (arm*-*-netbsdelf*) Likewise.
8657 (i[34567]86-*-netbsdelf*) Likewise.
8658 (x86_64-*-netbsd*) Likewise.
8659 (mips*-*-netbsd*) Likewise.
8660 (powerpc-*-netbsd*) Likewise.
8661 (sh*-*-netbsd*) Likewise.
8662 (sparc-*-netbsdelf*) Likewise.
8663 (sparc64-*-netbsd*) Likewise.
8664 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
8666 (vax-*-netbsdelf*) Likewise.
8667 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
8668 (UINT_FAST8_TYPE) Likewise.
8669 (INT_FAST16_TYPE) Check CHAR_FAST16.
8670 (UINT_FAST16_TYPE) Likewise.
8672 2017-09-30 Jakub Jelinek <jakub@redhat.com>
8675 * config/i386/i386.md
8676 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
8677 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
8678 *divmodsi4_zext_2): New define_insn_and_split.
8679 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
8680 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
8681 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
8682 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
8683 New define_insn_and_split.
8684 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
8685 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
8686 operands[1] having DImode when mode is SImode.
8688 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
8689 always SImode for DIV and MOD in REG_EQUAL notes.
8691 2017-09-29 Yury Gribov <tetra2005@gmail.com>
8694 * match.pd: Fix handling of NaNs in pattern.
8696 2017-09-29 Jeff Law <law@redhat.com>
8698 * sbitmap.c (bitmap_bit_in_range_p): New function.
8699 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
8700 * tree-ssa-dse.c (live_bytes_read): New function.
8701 (dse_classify_store): Ignore reads of dead bytes.
8703 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
8704 typos and whitespace errors.
8705 * config/i386/predicates.md (address_no_seg_operand): Likewise.
8706 * config/s390/s390.c (s390_emit_prologue): Likewise.
8708 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
8711 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
8712 with a symbol for LRA.
8714 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
8716 PR rtl-optimization/82338
8717 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
8719 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
8721 * genmodes.c (calc_wider_mode): Suppress qsort macro.
8722 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
8723 (qsort_chk): Declare.
8724 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
8725 (qsort_chk): New function.
8727 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8729 PR tree-optimization/82337
8730 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
8731 phi definition if the PHI result appears in an abnormal PHI.
8732 (find_basis_for_base_expr): Don't record a basis if the LHS of the
8733 basis appears in an abnormal PHI.
8735 2017-09-29 Richard Biener <rguenther@suse.de>
8737 * graphite-isl-ast-to-gimple.c
8738 (translate_isl_ast_to_gimple::set_codegen_error): New function.
8739 (binary_op_to_tree): Use it.
8740 (get_rename_from_scev): Likewise.
8741 (copy_loop_phi_nodes): Likewise.
8742 (copy_bb_and_scalar_dependences): Likewise.
8743 (translate_pending_phi_nodes): Likewise.
8745 2017-09-29 Jakub Jelinek <jakub@redhat.com>
8748 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
8749 for movabsq $(i32 << shift), r64.
8751 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
8753 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
8754 index when encoding %esp as %rsp to avoid 0x67 prefix.
8756 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
8758 * config/i386/i386.md (*movsf_internal, *movdf_internal):
8759 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
8761 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
8763 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
8764 Extensions with more than 16 double VFP registers.
8765 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
8766 to_clear_mask and all code related to it. Replace the remaining
8767 entry by a sbitmap and adapt code accordingly.
8769 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
8771 * brig-builtins.def: Change pure attributes to const.
8773 2017-09-28 Joseph Myers <joseph@codesourcery.com>
8775 * config.gcc (default_gnu_indirect_function): Default to yes for
8776 sparc*-*-linux* with glibc.
8778 2017-09-28 Joseph Myers <joseph@codesourcery.com>
8780 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
8781 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
8782 when creating .init_array and .fini_array sections with priority
8785 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
8788 * config/aarch64/aarch64.c
8789 (aarch64_builtin_support_vector_misalignment): Always return false
8790 when misalignment is unknown.
8792 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
8794 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
8795 this function to return false if the definition used by the swap
8796 instruction is artificial, or if the memory address from which the
8797 constant value is loaded is not represented by a base address held
8798 in a register or if the base address register is a frame or stack
8799 pointer. Additionally, return false if the base address of the
8800 loaded constant is a SYMBOL_REF but is not considered to be a
8802 (replace_swapped_load_constant): New function.
8803 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
8804 loaded constant vector with a load of a swapped constant vector.
8806 2017-09-27 Carl Love <cel@us.ibm.com>
8808 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
8809 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
8810 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
8813 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
8815 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
8816 first, always call autopref_rank_data otherwise.
8818 2017-09-27 Richard Biener <rguenther@suse.de>
8820 * graphite-scop-detection.c (find_scop_parameters): Move
8821 loop bound handling ...
8822 (gather_bbs::before_dom_children): ... here, avoiding the need
8823 to build scop_info->loop_nest.
8824 (record_loop_in_sese): Remove.
8825 * sese.h (sese_info_t::loop_nest): Remove.
8826 * sese.c (new_sese_info): Do not allocate loop_nest.
8827 (free_sese_info): Do not free loop_nest.
8829 2017-09-27 Jakub Jelinek <jakub@redhat.com>
8832 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
8833 lhs from calls if the lhs has addressable type.
8835 2017-09-27 Richard Biener <rguenther@suse.de>
8837 * graphite.h (scop::max_alias_set): New member.
8838 * graphite-scop-detection.c: Remove references to non-existing
8839 --param in comments.
8840 (build_alias_sets): Record the maximum alias set used for drs.
8841 (build_scops): Support zero as unlimited for
8842 --param graphite-max-arrays-per-scop.
8843 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
8845 (build_poly_sr_1): ... here. Compute alias set based on the
8846 maximum alias set used for drs rather than
8847 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
8849 2017-09-27 Richard Biener <rguenther@suse.de>
8851 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
8852 --param loop-block-tile-size=0 to disable tiling.
8854 2017-09-27 Richard Biener <rguenther@suse.de>
8856 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
8857 (graphite-max-nb-scop-params): Document special value zero.
8858 * domwalk.h (dom_walker::STOP): New symbolical constant.
8859 (dom_walker::dom_walker): Add optional parameter for bb to
8861 (dom_walker::~dom_walker): Declare.
8862 (dom_walker::before_dom_children): Document STOP return value.
8863 (dom_walker::m_user_bb_to_rpo): New member.
8864 (dom_walker::m_bb_to_rpo): Likewise.
8865 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
8866 mapping here if not provided by the user.
8867 (dom_walker::~dom_walker): Free bb to RPO mapping if not
8868 provided by the user.
8869 (dom_walker::STOP): Define.
8870 (dom_walker::walk): Do not compute bb to RPO mapping here.
8871 Support STOP return value from before_dom_children to stop
8873 * graphite-optimize-isl.c (optimize_isl): If the schedule
8874 is the same still generate code if -fgraphite-identity
8875 or -floop-parallelize-all are given.
8876 * graphite-scop-detection.c: Include cfganal.h.
8877 (gather_bbs::gather_bbs): Get and pass through bb to RPO
8879 (gather_bbs::before_dom_children): Return STOP for BBs
8881 (build_scops): Compute bb to RPO mapping and pass it to
8882 the domwalk. Treat --param graphite-max-nb-scop-params=0
8883 as not limiting the number of params.
8884 * graphite.c (graphite_initialize): Remove limit on the
8885 number of basic-blocks in a function.
8886 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
8887 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
8888 default value of 10.
8890 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8892 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
8893 Adjust code to eliminate needing to do the shift right 32-bits
8894 operation after XSCVDPSPN.
8896 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8898 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
8899 ((X / Y) != 0 -> X >= Y): Likewise.
8901 2017-09-26 Carl Love <cel@us.ibm.com>
8903 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
8904 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
8905 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
8906 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
8907 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
8908 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
8909 definitions and overloading.
8910 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
8911 statement for P9V_BUILTIN_XST_LEN_R.
8912 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
8913 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
8914 define_expand and define_insn for the instructions and builtins.
8915 * doc/extend.texi: Update the built-in documentation file for the new
8917 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
8918 define_insn for the instructions
8920 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
8923 * gcc/config/netbsd-protos.h: New file.
8924 * gcc/config/netbsd.c: New file.
8925 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
8926 * gcc/config/t-netbsd: New file.
8927 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
8928 (tmake_file) Add t-netbsd.
8929 (extra_objs) Add netbsd.o.
8931 2017-09-26 Janus Weil <janus@gcc.gnu.org>
8935 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
8937 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8939 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
8940 sign extension from a vector register to a GPR by doing a 32-bit
8941 direct move and then an EXTSW.
8942 (extendsi<mode>2 splitter): Likewise.
8943 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
8944 right or vector extract after doing XSCVDPSPN. Use
8945 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
8947 (movdi_from_sf_zero_ext): Likewise.
8948 (reload_gpr_from_vsxsf): Likewise.
8949 (p8_mfvsrd_4_disf): Delete, no longer used.
8950 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
8951 then needing to move the SFmode to a GPR to use the XSCVDPSP
8952 instruction instead of FRSP and XSCVDPSPN.
8953 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
8954 it is adjacent to the other XSCVSPDP insns.
8955 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
8956 SFmode to be in traditional Altivec registers.
8957 (vsx_xscvdpspn): Eliminate useless alternative constraint.
8958 (vsx_xscvspdpn): Likewise.
8959 (vsx_xscvspdpn_scalar): Likewise.
8961 2017-09-26 Martin Jambor <mjambor@suse.cz>
8963 * tree-sra.c (compare_access_positions): Put integral types first,
8964 stabilize sorting of integral types, remove conditions putting
8965 non-full-precision integers last.
8966 (sort_and_splice_var_accesses): Disable scalarization if a
8967 non-integert would be represented by a non-full-precision integer.
8969 2017-09-26 Joseph Myers <joseph@codesourcery.com>
8971 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
8972 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
8973 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
8974 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
8975 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
8976 conditionals inside the function instead of around it. Call
8977 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
8978 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
8980 2017-09-26 Richard Biener <rguenther@suse.de>
8982 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
8984 (scop_detection::build_scop_breadth): ... this. Removed.
8985 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
8986 (scop_detection::harmful_stmt_in_bb): Likewise.
8987 (scop_detection::graphite_can_represent_stmt): Likewise.
8988 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
8989 (scop_detection::can_represent_loop): Remove recursion, fold in ...
8990 (scop_detection::can_represent_loop_1): ... this. Removed.
8991 (scop_detection::harmful_loop_in_region): Simplify after inlining
8992 the above and remove more quadraticness.
8993 (build_scops): Adjust.
8994 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
8997 2017-09-26 Jakub Jelinek <jakub@redhat.com>
9000 * config/i386/i386.c (ix86_print_operand_address_as): Only test
9001 REGNO (base) == SP_REG if base is a REG.
9004 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
9005 if it is different SSA_NAME.
9006 (optimize_range_tests_cmp_bitwise): New function.
9007 (optimize_range_tests): Call it.
9009 2017-09-26 Richard Biener <rguenther@suse.de>
9011 PR tree-optimization/82321
9012 * graphite.c (canonicalize_loop_closed_ssa): Properly check
9013 for the def being inside the loop.
9015 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9017 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
9019 * config/s390/s390-builtins.def: Fix constraint on op4.
9021 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9023 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
9024 independent expanders.
9025 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
9026 ("vec_ordered", "vec_unordered"): New expanders.
9028 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9030 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
9033 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9035 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
9036 vec_unpacks_lo_v16qi.
9037 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
9039 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9041 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
9042 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
9043 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
9045 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9047 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
9049 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
9051 ("*vec_slb<mode>"): New insn pattern.
9052 ("vec_shr_<mode>"): New expander.
9053 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
9054 and force the shift count operand to V16QImode.
9055 ("vec_srb<mode>"): Set shift count mode to V16QI.
9057 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9059 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
9060 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
9061 ("vec_widen_smult_hi_<mode>"): New expander definitions.
9063 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
9066 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
9068 2017-09-26 Richard Biener <rguenther@suse.de>
9070 PR tree-optimization/82320
9071 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
9074 2017-09-25 Jeff Law <law@redhat.com>
9076 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
9077 prototype for new argument.
9078 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
9079 mostly extracted from rs6000_emit_allocate_stack.
9080 (rs6000_emit_probe_stack_range_stack_clash): New function.
9081 (rs6000_emit_allocate_stack): Call
9082 rs6000_emit_probe_stack_range_stack_clash as needed.
9083 (rs6000_emit_probe_stack_range): Add additional argument
9084 to call to gen_probe_stack_range{si,di}.
9085 (output_probe_stack_range): New.
9086 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
9087 (output_probe_stack_range_stack_clash): New.
9088 (rs6000_emit_prologue): Emit notes into dump file as requested.
9089 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
9090 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
9091 Add additional operand and pass it to output_probe_stack_range.
9093 2017-09-25 Bin Cheng <bin.cheng@arm.com>
9095 PR tree-optimization/82163
9096 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
9097 (checking_verify_loop_closed_ssa): New parameter.
9098 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
9099 (check_loop_closed_ssa_stmt): Delete.
9100 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
9101 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
9102 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
9105 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
9107 * brig-builtins.def: Treat HSAIL barrier builtins as
9108 setjmp/longjump style functions.
9110 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
9112 * target.def (constant_alignment): New hook.
9113 * defaults.h (CONSTANT_ALIGNMENT): Delete.
9114 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
9115 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
9116 * doc/tm.texi: Regenerate.
9117 * targhooks.h (default_constant_alignment): Declare.
9118 (constant_alignment_word_strings): Likewise.
9119 * targhooks.c (default_constant_alignment): New function.
9120 (constant_alignment_word_strings): Likewise.
9121 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
9122 instead of CONSTANT_ALIGNMENT.
9123 * varasm.c (align_variable, get_variable_align, build_constant_desc)
9124 (force_const_mem): Likewise.
9125 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
9126 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
9127 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
9128 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9129 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
9131 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
9132 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9133 constant_alignment_word_strings.
9134 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
9135 (CONSTANT_ALIGNMENT): Likewise.
9136 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9137 (arm_constant_alignment): New function.
9138 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
9139 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9140 constant_alignment_word_strings.
9141 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
9142 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9143 constant_alignment_word_strings.
9144 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
9145 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9146 (cris_constant_alignment): New function.
9147 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
9148 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9149 (epiphany_constant_alignment): New function.
9150 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
9151 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9152 constant_alignment_word_strings.
9153 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
9154 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9155 constant_alignment_word_strings.
9156 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
9157 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9158 constant_alignment_word_strings.
9159 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
9160 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
9161 * config/i386/i386.c (ix86_constant_alignment): Make static.
9162 Use the same interface as the target hook.
9163 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9164 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
9165 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9166 constant_alignment_word_strings.
9167 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
9168 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
9169 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9170 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
9171 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9172 constant_alignment_word_strings.
9173 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
9174 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9175 constant_alignment_word_strings.
9176 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
9177 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9178 constant_alignment_word_strings.
9179 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
9180 * config/microblaze/microblaze.c (microblaze_constant_alignment):
9182 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9183 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
9184 * config/mips/mips.c (mips_constant_alignment): New function.
9185 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9186 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
9187 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
9188 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9189 (mmix_constant_alignment): Make static. Use the same interface
9191 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
9192 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9193 constant_alignment_word_strings.
9194 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
9195 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9196 constant_alignment_word_strings.
9197 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
9198 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9199 constant_alignment_word_strings.
9200 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
9201 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9202 (rs6000_constant_alignment): New function.
9203 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
9204 * config/riscv/riscv.c (riscv_constant_alignment): New function.
9205 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9206 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
9207 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9208 (rs6000_constant_alignment): New function.
9209 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
9210 * config/s390/s390.c (s390_constant_alignment): New function.
9211 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9212 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
9213 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9214 constant_alignment_word_strings.
9215 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
9216 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9217 (sparc_constant_alignment): New function.
9218 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
9219 * config/spu/spu.c (spu_constant_alignment): New function.
9220 (TARGET_CONSTANT_ALIGNMENT): Redefine.
9221 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
9222 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9223 constant_alignment_word_strings.
9224 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
9225 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9226 constant_alignment_word_strings.
9227 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
9228 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
9229 constant_alignment_word_strings.
9230 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
9231 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9232 (visium_constant_alignment): New function.
9233 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
9234 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
9235 (xtensa_constant_alignment): New function.
9236 * system.h (CONSTANT_ALIGNMENT): Poison.
9238 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
9240 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
9241 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
9242 (rs6000_builtin_valid_without_lhs): New helper function.
9243 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9244 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
9246 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
9248 * target.h (vec_perm_indices): Use unsigned short rather than
9250 (auto_vec_perm_indices): Likewise.
9251 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
9252 Use unsigned int rather than unsigned char.
9253 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
9255 2017-09-25 Richard Biener <rguenther@suse.de>
9257 * cfgloop.h (sort_sibling_loops): Declare.
9258 * cfgloop.c (sort_sibling_loops_cmp): New helper.
9259 (sort_sibling_loops): New function sorting the sibling loop list
9261 * graphite.c (graphite_transform_loops): Sort sibling loops.
9263 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
9265 * target.def (vec_perm_const_ok): Change sel parameter to
9267 * optabs-query.c (can_vec_perm_p): Update accordingly.
9268 * doc/tm.texi: Regenerate.
9269 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
9270 auto_vec_perm_indices and remove separate nelt field.
9271 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
9272 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
9273 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
9274 (aarch64_expand_vec_perm_const): Update accordingly.
9275 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
9276 to vec_perm_indices.
9277 * config/arm/arm.c (expand_vec_perm_d): Change perm to
9278 auto_vec_perm_indices and remove separate nelt field.
9279 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
9280 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
9281 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
9283 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
9284 to vec_perm_indices.
9285 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
9286 sel to vec_perm_indices.
9287 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
9288 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
9289 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
9291 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
9294 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
9297 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
9298 on the FUNCTION_DECL function context if it has a DIE that is a
9301 2017-09-25 Richard Biener <rguenther@suse.de>
9303 PR tree-optimization/82285
9304 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
9307 2017-09-25 Tom de Vries <tom@codesourcery.com>
9311 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
9314 2017-09-25 Richard Biener <rguenther@suse.de>
9316 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
9317 ISL errors other than isl_error_quota happen. Dump if the
9318 schedule is the same.
9319 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
9320 errors instead of aborting inside ISL.
9322 2017-09-25 Iain Sandoe <iain@codesourcery.com>
9325 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
9326 of libgcc_eh for m64.
9327 * config/i386/darwin64.h: Likewise.
9329 2017-09-25 Richard Biener <rguenther@suse.de>
9332 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
9333 attribute for incomplete types nor twice for complete ones.
9335 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
9338 * config/i386/i386.c (ix86_print_operand_address_as): Encode
9339 %esp as %rsp to avoid 0x67 prefix if there is no index or base
9342 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
9345 * config/i386/i386.opt (mprefer-avx256): Use
9346 ix86_target_flags variable.
9347 * config/i386/i386.c (ix86_target_string): Move
9348 -mprefer-avx256 to flag2_opts.
9350 2017-09-22 Jakub Jelinek <jakub@redhat.com>
9353 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
9354 and x != -1 | y != -1 into (x & y) != -1.
9356 2017-09-22 Steve Ellcey <sellcey@cavium.com>
9358 * config.gcc: Add new case statement to set
9359 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
9360 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
9361 s390x-*-linux* case statements. Added aarch64 to the list of
9362 supported architectures.
9364 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
9366 PR tree-optimization/82289
9367 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
9368 STMT_VINFO_RELEVANT_P.
9370 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
9371 Alan Hayward <alan.hayward@arm.com>
9372 David Sherwood <david.sherwood@arm.com>
9374 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
9375 for VR_RANGE only; don't allow VR_ANTI_RANGE.
9376 (extract_range_from_binary_expr_1): Don't call
9377 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
9379 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
9380 Alan Hayward <alan.hayward@arm.com>
9381 David Sherwood <david.sherwood@arm.com>
9383 * target.def (preferred_vector_alignment): New hook.
9384 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
9386 * doc/tm.texi: Regenerate.
9387 * targhooks.h (default_preferred_vector_alignment): Declare.
9388 * targhooks.c (default_preferred_vector_alignment): New function.
9389 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
9391 (DR_TARGET_ALIGNMENT): New macro.
9392 (aligned_access_p): Update commentary.
9393 (vect_known_alignment_in_bytes): New function.
9394 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
9396 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
9397 Calculate the misalignment based on the target alignment rather than
9399 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
9400 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
9401 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
9402 the target alignment, rather than masking the element misalignment
9403 with the number of elements in a vector. Also use the target
9404 alignment when calculating the maximum number of peels.
9405 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
9406 instead of TYPE_ALIGN_UNIT.
9407 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
9408 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
9409 (vect_create_addr_base_for_vector_ref): Update call accordingly.
9410 (vect_create_data_ref_ptr): Likewise.
9411 (vect_setup_realignment): Realign by ANDing with
9412 -DR_TARGET_MISALIGNMENT.
9413 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
9414 the number of peels based on DR_TARGET_ALIGNMENT.
9415 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
9416 with the guaranteed alignment boundary when deciding whether
9418 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
9419 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
9420 (ensure_base_align): Remove stmt_info parameter. Get the
9421 target base alignment from DR_TARGET_ALIGNMENT.
9422 (vectorizable_store): Update call accordingly. Interpret
9423 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
9425 (vectorizable_load): Likewise.
9427 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
9428 Alan Hayward <alan.hayward@arm.com>
9429 David Sherwood <david.sherwood@arm.com>
9431 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
9432 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
9433 (vect_enhance_data_refs_alignment): Likewise.
9435 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
9437 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
9438 error. Only quit immediately if parsing is complete.
9439 (BEGIN): Initialize fatal_err and parse_done.
9440 (begin fpu, end fpu): Check number of arguments.
9441 (begin arch, end arch): Likewise.
9442 (begin cpu, end cpu): Likewise.
9443 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
9444 (optalias): Likewise.
9446 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
9448 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
9449 * config/arm/arm-isa.h: Delete. Move definitions to ...
9450 * arm-cpus.in: ... here. Use new feature and fgroup values.
9451 * config/arm/arm.c (arm_option_override): Use lower case for feature
9453 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
9454 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
9455 * config/arm/parsecpu.awk (END): Add new command 'isa'.
9457 (print_isa_bits_for): New function.
9458 (gen_isa): New function.
9459 (gen_comm_data): Use print_isa_bits_for.
9460 (define feature): New keyword.
9461 (define fgroup): New keyword.
9462 * config/arm/t-arm (TM_H): Remove.
9463 (GTM_H): Add arm-isa.h.
9464 (arm-isa.h): Add rule to generate file.
9465 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
9466 case for feature bit names.
9468 2017-09-22 Richard Biener <rguenther@suse.de>
9470 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
9472 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
9473 print of no dependency loops ...
9474 * graphite.c (graphite_transform_loops): ... here.
9475 (canonicalize_loop_closed_ssa_form): Work from inner to outer
9477 (same_close_phi_node, remove_duplicate_close_phi,
9478 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
9479 (canonicalize_loop_closed_ssa): ... here and simplify.
9480 * graphite-optimize-isl.c: Include tree-vectorizer.h.
9481 (optimize_isl): Use dump_printf_loc to tell when we stopped
9482 optimizing because of an ISL timeout.
9484 2017-09-22 Richard Biener <rguenther@suse.de>
9486 PR tree-optimization/82291
9487 * tree-if-conv.c (predicate_mem_writes): Make sure to
9488 remove writes in blocks predicated with false.
9490 2017-09-22 Richard Biener <rguenther@suse.de>
9492 * sese.c: Include cfganal.h.
9493 (if_region_set_false_region): Remove.
9494 (create_if_region_on_edge): Likewise.
9495 (move_sese_in_condition): Re-implement without destroying
9498 2017-09-22 Richard Biener <rguenther@suse.de>
9500 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
9501 Verify both BBs contain loop PHI nodes before dispatching to
9503 (graphite_regenerate_ast_isl): Do not recompute dominators,
9504 do not verify three times. Restructure for clarity.
9505 * graphite-scop-detection.c (same_close_phi_node,
9506 remove_duplicate_close_phi, make_close_phi_nodes_unique,
9507 defined_in_loop_p, canonicalize_loop_closed_ssa,
9508 canonicalize_loop_closed_ssa_form): Simplify, remove excess
9509 checking and SSA rewrite, move to ...
9510 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
9511 (graphite_initialize): Do not pass in ctx, do not reset the
9512 SCEV cache, compute only dominators.
9513 (graphite_transform_loops): Allocate ISL ctx after
9514 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
9515 Maintain post-dominators only around build_scops.
9516 * sese.c (if_region_set_false_region): Make static. Free
9517 and recompute dominators.
9518 (move_sese_in_condition): Assert we don't get called with
9519 post-dominators computed.
9520 * sese.h (if_region_set_false_region): Remove.
9522 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
9524 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
9525 mode attribute for TARGET_AVX512VL.
9527 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
9529 * config/i386/i386.opt (mprefer-avx256): New option.
9530 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
9532 (ix86_preferred_simd_mode): Return 256-bit AVX modes
9533 for TARGET_PREFER_AVX256.
9534 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
9536 2017-09-21 Jeff Law <law@redhat.com>
9538 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
9539 Fix dump output if the only stack space is for pushed registers.
9541 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9543 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
9546 2017-09-21 Martin Sebor <msebor@redhat.com>
9549 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
9550 code (in C++) or code that triggers warnings.
9552 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
9554 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
9556 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9558 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
9559 * sched-rgn.c: Ditto.
9560 * sel-sched-ir.c: Ditto.
9562 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
9564 * toplev.h (set_random_seed): Adjust return type.
9565 * toplev.c (init_local_tick): Move eager initialization of random_seed
9566 to get_random_seed. Adjust comment.
9567 (init_random_seed): Inline to get_random_seed, delete.
9568 (get_random_seed): Initialize random_seed lazily.
9569 (set_random_seed): Do not return previous value.
9570 (print_switch_value): Do not call get_random_seed.
9572 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
9574 * cgraph.c (delete_function_version): New, broken out from...
9575 (cgraph_node::delete_function_version): ...here. Rename to
9576 cgraph_node::delete_function_version_by_decl. Update all uses.
9577 (cgraph_node::remove): Call delete_function_version.
9579 2017-09-21 Jakub Jelinek <jakub@redhat.com>
9582 * tree-inline.c (expand_call_inline): Emit clobber stmts for
9583 VAR_DECLs to which addressable non-volatile parameters are mapped
9584 and for id->retvar after the return value assignment. Clear
9585 id->retval and id->retbnd after inlining.
9587 2017-09-21 Richard Biener <rguenther@suse.de>
9589 PR tree-optimization/82276
9590 PR tree-optimization/82244
9591 * tree-vrp.c (build_assert_expr_for): Set
9592 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
9594 (remove_range_assertions): Revert earlier change.
9596 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
9599 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
9601 2017-09-21 Richard Biener <rguenther@suse.de>
9603 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
9604 Restore valid IL after code generation errors.
9605 * graphite.c (graphite_transform_loops): Diagnose code
9606 generation issues as MSG_MISSED_OPTIMIZATION and continue
9607 with processing SCOPs.
9609 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9610 Alan Hayward <alan.hayward@arm.com>
9611 David Sherwood <david.sherwood@arm.com>
9613 * calls.c (compute_argument_addresses): Use simplify_gen_binary
9614 rather than choosing between plus_constant and gen_rtx_<CODE>.
9615 * expr.c (emit_push_insn): Likewise.
9616 (expand_expr_real_2): Likewise.
9618 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9619 Alan Hayward <alan.hayward@arm.com>
9620 David Sherwood <david.sherwood@arm.com>
9622 * loop-unroll.c (split_iv): Call copy_rtx on the step.
9624 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9625 Alan Hayward <alan.hayward@arm.com>
9626 David Sherwood <david.sherwood@arm.com>
9628 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
9629 calling tree_to_uhwi.
9631 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9632 Alan Hayward <alan.hayward@arm.com>
9633 David Sherwood <david.sherwood@arm.com>
9635 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
9636 INTEGER_CST rather than a negative test for ADDR_EXPR.
9638 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
9639 Alan Hayward <alan.hayward@arm.com>
9640 David Sherwood <david.sherwood@arm.com>
9642 * tree-vrp.c (extract_range_from_binary_expr_1): Check
9643 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
9645 2017-09-21 Richard Biener <rguenther@suse.de>
9647 PR tree-optimization/71351
9648 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
9649 graphite_create_new_loop_guard): Remove, fold remaining parts
9651 (translate_isl_ast_node_for): ... here and simplify.
9653 2017-09-21 Jakub Jelinek <jakub@redhat.com>
9656 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
9657 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
9658 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
9659 alternative always use QI mode, for -Os imov (=R,R) alternative
9660 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
9663 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9664 Jeff Law <law@redhat.com>
9666 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
9667 (allocate_stack_space): New function, partially extracted from
9669 (s390_emit_prologue): Track offset to most recent stack probe.
9670 Code to allocate space moved into allocate_stack_space.
9671 Dump actions when no stack is allocated.
9672 (s390_prologue_plus_offset): New function.
9673 (s390_emit_stack_probe): Likewise.
9675 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
9677 * common.opt (Wa, Wl, Wp, g, gz=): Add
9679 (gno-column-info): Remove.
9680 (gcolumn-info): Drop RejectNegative.
9682 (gno-record-gcc-switches): Remove.
9683 (grecord-gcc-switches): Drop RejectNegative.
9684 (gno-split-dwarf): Remove.
9685 (gsplit-dwarf): Drop RejectNegative.
9686 (gno-strict-dwarf): Remove.
9687 (gstrict-dwarf): Drop RejectNegative.
9688 * config/darwin.opt (gfull, gused): Add RejectNegative.
9689 * dwarf2out.c (gen_producer_string): Drop
9690 gno-record-gcc-switches handler.
9691 * optc-gen.awk: Add g to prefixes with negative forms.
9692 * opts-common.c (remapping_prefix_p): New.
9693 (find_opt): Check it.
9694 (generate_canonical_option): Test g prefix.
9695 (option_map): Add -gno- mapping.
9696 (add_misspelling_candidates): Check remapping_prefix_p.
9698 2017-09-20 Jeff Law <law@redhat.com>
9700 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
9701 thinko in stack clash protection support.
9703 * explow.c (compute_stack_clash_protection_loop_data): Use
9704 CONST_INT_P instead of explicit test. Verify object is a
9705 CONST_INT_P before looking at INTVAL.
9706 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
9707 instead of explicit test.
9709 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
9712 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
9713 address instead of to r1 and r11.
9715 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
9717 * config.gcc: Support "knm".
9718 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
9719 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
9721 * config/i386/i386.c (m_KNM): Define.
9722 (processor_target_table): Add "knm".
9724 (ix86_option_override_internal): Add "knm".
9725 (ix86_issue_rate): Add PROCESSOR_KNM.
9726 (ix86_adjust_cost): Ditto.
9727 (ia32_multipass_dfa_lookahead): Ditto.
9728 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
9729 (fold_builtin_cpu): Add M_INTEL_KNM.
9730 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
9731 (processor_type): Add PROCESSOR_KNM.
9732 * config/i386/x86-tune.def: Add m_KNM.
9733 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
9735 2017-09-20 Richard Biener <rguenther@suse.de>
9737 PR tree-optimization/80213
9738 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
9739 are allowed in empty BBs as well.
9740 (canonicalize_loop_closed_ssa): Also look for other complex
9742 (scop_detection::get_sese): Include the loop-closed PHI block
9744 (scop_detection::merge_sese): Remove code adding extra blocks.
9745 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
9746 (build_scops): Assert the final returned scop is invalid.
9748 2017-09-20 Richard Biener <rguenther@suse.de>
9750 PR tree-optimization/82264
9751 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
9753 (vn_phi_lookup): Likewise.
9754 (vn_phi_insert): Likewise.
9756 2017-09-20 Jakub Jelinek <jakub@redhat.com>
9758 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
9759 that fits into uhwi or shwi, add DW_AT_const_value regardless
9760 of early_dwarf without going through RTL, using add_AT_unsigned
9763 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
9764 (DEBUG_LTO_ABBREV_SECTION): Likewise.
9765 (DEBUG_LTO_MACINFO_SECTION): Likewise.
9766 (DEBUG_MACRO_SECTION): Likewise.
9767 (DEBUG_LTO_MACRO_SECTION): Likewise.
9768 (DEBUG_STR_DWO_SECTION): Likewise.
9769 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
9770 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
9771 (DEBUG_LTO_DWO_LINE_SECTION): Define.
9772 (DEBUG_LTO_LINE_STR_SECTION): Define.
9773 (init_sections_and_labels): Initialize debug_line_str_section
9774 variable. Initialize debug_loc_section for -gdwarf-5 to
9775 DEBUG_LOCLISTS_SECTION. Formatting fixes.
9777 2017-09-20 Richard Biener <rguenther@suse.de>
9779 * graphite-sese-to-poly.c (extract_affine): Properly handle
9780 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
9782 2017-09-20 Richard Biener <rguenther@suse.de>
9784 PR tree-optimization/81373
9785 * graphite-scop-detection.c (build_cross_bb_scalars_def):
9786 Force SESE live-out defs to be handled even if they are
9789 2017-09-19 Jeff Law <law@redhat.com>
9791 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
9792 nothing for stack adjustments with REG_STACK_CHECK.
9793 * sched-deps.c (parse_add_or_inc): Reject insns with
9794 REG_STACK_CHECK from dependency breaking.
9795 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
9796 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
9797 * reg-notes.def (STACK_CHECK): New note.
9799 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
9800 (ix86_expand_prologue): Dump stack clash info as needed.
9801 Call ix86_adjust_stack_and_probe_stack_clash as needed.
9803 * function.c (dump_stack_clash_frame_info): New function.
9804 * function.h (dump_stack_clash_frame_info): Prototype.
9805 (enum stack_clash_probes): New enum.
9807 * config/alpha/alpha.c (alpha_expand_prologue): Also check
9808 flag_stack_clash_protection.
9809 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
9810 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
9811 (arm_frame_pointer_required): Likewise.
9812 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
9813 (ia64_expand_prologue): Likewise.
9814 * config/mips/mips.c (mips_expand_prologue): Likewise.
9815 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
9816 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
9817 (sparc_flat_expand_prologue): Likewise.
9818 * config/spu/spu.c (spu_expand_prologue): Likewise.
9820 * explow.c: Include "params.h".
9821 (anti_adjust_stack_and_probe_stack_clash): New function.
9822 (get_stack_check_protect): Likewise.
9823 (compute_stack_clash_protection_loop_data): Likewise.
9824 (emit_stack_clash_protection_loop_start): Likewise.
9825 (emit_stack_clash_protection_loop_end): Likewise.
9826 (allocate_dynamic_stack_space): Use get_stack_check_protect.
9827 Use anti_adjust_stack_and_probe_stack_clash.
9828 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
9829 (emit_stack_clash_protection_loop_start): Likewise.
9830 (emit_stack_clash_protection_loop_end): Likewise.
9831 * rtl.h (get_stack_check_protect): Prototype.
9832 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
9833 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
9834 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
9836 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
9838 * doc/tm.texi: Rebuilt.
9839 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
9840 get_stack_check_protect.
9841 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
9842 * config/arm/arm.c (arm_expand_prologue): Likewise.
9843 (arm_frame_pointer_required): Likewise.
9844 * config/i386/i386.c (ix86_expand_prologue): Likewise.
9845 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
9846 * config/mips/mips.c (mips_expand_prologue): Likewise.
9847 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
9848 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
9849 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
9850 (sparc_flat_expand_prologue): Likewise.
9852 * common.opt (-fstack-clash-protection): New option.
9853 * flag-types.h (enum stack_check_type): Note difference between
9854 -fstack-check= and -fstack-clash-protection.
9855 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
9856 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
9857 * toplev.c (process_options): Issue warnings/errors for cases
9858 not handled with -fstack-clash-protection.
9859 * doc/invoke.texi (-fstack-clash-protection): Document new option.
9860 (-fstack-check): Note additional problem with -fstack-check=generic.
9861 Note that -fstack-check is primarily for Ada and refer users
9862 to -fstack-clash-protection for stack-clash-protection.
9863 Document new params for stack clash protection.
9865 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/i386.c (ix86_split_long_move): Do not handle
9868 address used for LEA in a special way.
9870 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
9872 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
9874 2017-09-19 Martin Sebor <msebor@redhat.com>
9877 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
9878 of incompatible types.
9880 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
9882 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
9883 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
9884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9885 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
9887 2017-09-19 Richard Biener <rguenther@suse.de>
9889 PR tree-optimization/82244
9890 * tree-vrp.c (remove_range_assertions): Do not propagate
9891 a constant to abnormals but replace the assert with a copy.
9893 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
9895 PR rtl-optimization/57878
9896 PR rtl-optimization/68988
9897 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
9898 avoidance test involving non_reload_pseudos. Move frequency test
9899 below the general fragmentation avoidance test.
9901 2017-09-19 Richard Biener <rguenther@suse.de>
9903 PR tree-optimization/69728
9904 * graphite-sese-to-poly.c (schedule_error): New global.
9905 (add_loop_schedule): Handle empty domain by failing the
9907 (build_original_schedule): Handle schedule_error.
9909 2017-09-19 Richard Biener <rguenther@suse.de>
9911 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9912 Do not iterate to sibling loops but only to siblings of inner
9915 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
9918 * config/m68k/m68k.md (moveq feeding equality comparison): Check
9919 that the registers are different.
9921 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
9923 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
9924 to processor_model and "amdfam17h" to arch_names_table.
9925 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
9927 2017-09-18 Jakub Jelinek <jakub@redhat.com>
9930 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
9932 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9933 Alan Hayward <alan.hayward@arm.com>
9934 David Sherwood <david.sherwood@arm.com>
9936 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
9938 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
9940 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
9941 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
9942 vect_schedule_slp_instance.
9943 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
9944 Update call to vect_slp_analyze_node_operations. Simplify return
9946 (vect_slp_analyze_bb_1): Update call accordingly.
9947 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
9948 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
9949 (vect_schedule_slp): Update call accordingly.
9951 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9952 Alan Hayward <alan.hayward@arm.com>
9953 David Sherwood <david.sherwood@arm.com>
9955 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
9956 with types that aren't in fact scalar.
9958 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9960 * tree-vect-slp.c (vect_record_max_nunits): New function,
9962 (vect_build_slp_tree_1): ...here.
9963 (vect_build_slp_tree_2): Call it for phis too.
9965 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9967 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
9968 to vect_get_vec_def_for_operand when getting the mask operand.
9970 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9971 Alan Hayward <alan.hayward@arm.com>
9972 David Sherwood <david.sherwood@arm.com>
9974 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
9977 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9978 Alan Hayward <alan.hayward@arm.com>
9979 David Sherwood <david.sherwood@arm.com>
9981 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
9982 calculation for vector booleans.
9984 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
9985 Alan Hayward <alan.hayward@arm.com>
9986 David Sherwood <david.sherwood@arm.com>
9988 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
9990 (vect_transform_stmt): ...here.
9991 (vect_analyze_stmt): Use it instead of calling
9992 vectorizable_live_operation directly.
9994 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
9996 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
9997 non-SIMT targets in acc vector loops.
9999 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
10001 * configure.ac: Add arc and check if assembler supports gdwarf2.
10002 * configure: Regenerate.
10004 2017-09-18 Richard Biener <rguenther@suse.de>
10006 PR tree-optimization/82220
10007 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
10008 epilogue niters from the min_profitable_iters compute.
10010 2017-09-18 Jakub Jelinek <jakub@redhat.com>
10013 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
10014 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
10015 (ix86_init_pic_reg): Revert 2017-09-01 changes.
10017 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
10020 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
10021 switching to a new text section.
10023 2017-09-18 Richard Biener <rguenther@suse.de>
10025 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
10027 (build_alias_set): Reject aliases with no access function.
10029 2017-09-18 Richard Biener <rguenther@suse.de>
10031 PR tree-optimization/79622
10032 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
10034 (build_cross_bb_scalars_use): Likewise.
10036 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
10038 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
10040 2017-09-18 Alan Modra <amodra@gmail.com>
10043 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
10044 stack_pointer_rtx for count 0. Update comments. Break up
10045 large rtl expression.
10047 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
10049 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
10050 Increase to 20 bytes.
10051 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
10052 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
10053 or avx version of the stub.
10055 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
10058 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
10059 compute the minimum stack alignment. Also update preferred stack
10060 boundary for leaf functions.
10062 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
10064 PR tree-optimization/82228
10065 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
10068 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
10070 * common/config/nds32/nds32-common.c
10071 (nds32_option_optimization_table): Refine formatting.
10072 (nds32_option_optimization_table): Use -fsched-pressure and
10073 -fomit-frame-pointer for specific optimization level.
10075 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
10077 * config/nds32/nds32.c: Refine formatting and comments.
10078 * config/nds32/nds32.h: Likewise.
10079 * config/nds32/nds32.md: Likewise.
10080 * config/nds32/nds32-cost.c: Likewise.
10081 * config/nds32/nds32-isr.c: Likewise.
10082 * config/nds32/nds32-md-auxiliary.c: Likewise.
10083 * config/nds32/nds32-multiple.md: Likewise.
10084 * config/nds32/nds32-predicates.c: Likewise.
10086 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
10087 Jakub Jelinek <jakub@redhat.com>
10089 Add support for -std=c++2a.
10090 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
10092 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
10094 2017-09-15 Steve Ellcey <sellcey@cavium.com>
10097 * doc/extend.texi (Common Function Attributes): Add
10098 references to ARM, AArch64, and S/390 specific attributes.
10099 (Function Specific Option Pragmas): Add AArch64 and S/390
10100 to list of back ends that support the target pragma.
10102 2017-09-15 Nathan Sidwell <nathan@acm.org>
10104 * doc/standards.texi: Fix C++17 description. Update URLs for
10107 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10109 * common.opt (Wcast-align=strict): New warning option.
10110 * doc/invoke.texi: Document -Wcast-align=strict.
10112 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
10114 * cgraph.h (cgraph_thunk_info): Add comments.
10115 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
10116 assert for VIRTUAL_* arguments stricter.
10118 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
10120 PR tree-optimization/71026
10121 * match.pd: Move RDIV patterns from fold-const.c
10122 * fold-const.c (distribute_real_division): Removed.
10123 (fold_binary_loc): Remove calls to distribute_real_divison.
10125 2017-09-15 Jakub Jelinek <jakub@redhat.com>
10127 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
10128 c++1z and gnu++1z as deprecated. Change other references to
10129 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
10130 Change -Wc++1z-compat to -Wc++17-compat.
10131 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
10132 * dwarf2out.c (highest_c_language): Handle C++17.
10133 (gen_compile_unit_die): Likewise.
10135 2017-09-15 Jakub Jelinek <jakub@redhat.com>
10137 PR rtl-optimization/82192
10138 * combine.c (make_extraction): Don't look through non-paradoxical
10139 SUBREGs or TRUNCATE if pos + len is or might be bigger than
10142 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
10143 Alan Hayward <alan.hayward@arm.com>
10144 David Sherwood <david.sherwood@arm.com>
10146 * target.def (function_arg_offset): New hook.
10147 * targhooks.h (default_function_arg_offset): Declare.
10148 * targhooks.c (default_function_arg_offset): New function.
10149 * function.c (locate_and_pad_parm): Use
10150 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
10151 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
10152 (TARGET_FUNCTION_ARG_OFFSET): ...this.
10153 * doc/tm.texi: Regenerate.
10154 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
10155 * config/spu/spu.c (spu_function_arg_offset): New function.
10156 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
10157 * system.h (FUNCTION_ARG_OFFSET): Poison.
10159 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
10160 Alan Hayard <alan.hayward@arm.com>
10161 David Sherwood <david.sherwood@arm.com>
10163 * target.def (truly_noop_truncation): New hook.
10164 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
10165 than TRULY_NOOP_TRUNCATION.
10166 * hooks.h (hook_bool_uint_uint_true): Declare.
10167 * hooks.c (hook_bool_uint_uint_true): New function.
10168 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
10169 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
10170 * doc/tm.texi: Regenerate.
10171 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
10172 rather than TRULY_NOOP_TRUNCATION in comments.
10173 (simplify_comparison): Likewise.
10174 (record_truncated_value): Likewise.
10175 * expmed.c (extract_bit_field_1): Likewise.
10176 (extract_split_bit_field): Likewise.
10177 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
10178 instead of TRULY_NOOP_TRUNCATION.
10179 * function.c (assign_parm_setup_block): Likewise.
10180 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
10181 * rtlhooks.c: Include target.h.
10182 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
10183 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
10184 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
10185 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
10186 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
10187 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
10188 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
10189 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
10190 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
10191 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
10192 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
10193 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
10194 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
10195 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
10196 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
10197 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
10198 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
10199 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
10200 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
10201 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
10202 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
10203 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
10204 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
10205 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
10206 * config/mips/mips.c (mips_truly_noop_truncation): New function.
10207 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
10208 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
10209 rather than TRULY_NOOP_TRUNCATION in comments.
10210 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
10211 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
10212 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
10213 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
10214 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
10215 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
10216 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
10217 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
10218 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
10219 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
10220 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
10221 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
10222 rather than TRULY_NOOP_TRUNCATION in comments.
10223 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
10224 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
10225 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
10226 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
10227 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
10228 TRULY_NOOP_TRUNCATION condition.
10229 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10230 (TRULY_NOOP_TRUNCATION): Delete.
10231 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
10232 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
10233 * config/spu/spu.c (spu_truly_noop_truncation): New function.
10234 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
10235 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
10236 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
10237 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
10238 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
10239 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
10240 rather than TRULY_NOOP_TRUNCATION in comments.
10241 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
10242 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
10243 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
10244 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
10245 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
10246 * system.h (TRULY_NOOP_TRUNCATION): Poison.
10248 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
10251 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
10252 (*cmp_ior): Likewise.
10253 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
10254 (*ior_scc_scc_cmp): Likewise.
10255 (*and_scc_scc): Likewise.
10256 (*and_scc_scc_cmp): Likewise.
10258 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
10259 Alan Hayard <alan.hayward@arm.com>
10260 David Sherwood <david.sherwood@arm.com>
10262 * target.def (can_change_mode_class): New hook.
10263 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
10264 (hard_regno_nregs): Likewise.
10265 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
10266 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
10267 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
10268 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
10269 (LOAD_EXTEND_OP): Update accordingly.
10270 * doc/tm.texi: Regenerate.
10271 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
10272 CANNOT_CHANGE_MODE_CLASS.
10273 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
10274 (REG_CAN_CHANGE_MODE_P): ...this new macro.
10275 * combine.c (simplify_set): Update accordingly.
10276 * emit-rtl.c (validate_subreg): Likewise.
10277 * recog.c (general_operand): Likewise.
10278 * regcprop.c (mode_change_ok): Likewise.
10279 * reload1.c (choose_reload_regs): Likewise.
10280 (inherit_piecemeal_p): Likewise.
10281 * rtlanal.c (simplify_subreg_regno): Likewise.
10282 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
10283 instead of CANNOT_CHANGE_MODE_CLASS.
10284 (reload_cse_simplify_operands): Likewise.
10285 * reload.c (push_reload): Use targetm.can_change_mode_class
10286 instead of CANNOT_CHANGE_MODE_CLASS.
10287 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
10288 REG_CANNOT_CHANGE_MODE_P.
10289 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10290 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
10291 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10292 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10293 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10294 (arm_can_change_mode_class): New function.
10295 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
10296 than CANNOT_CHANGE_MODE_CLASS in comments.
10297 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10298 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
10299 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
10300 (ix86_can_change_mode_class): ...this new function, inverting the
10301 sense of the return value.
10302 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10303 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10304 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10305 (ia64_can_change_mode_class): New function.
10306 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10307 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
10308 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
10309 (m32c_can_change_mode_class): ...this new function, inverting the
10310 sense of the return value.
10311 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10312 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10313 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
10314 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
10315 (mips_can_change_mode_class): ...this new function, inverting the
10316 sense of the return value.
10317 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10318 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10319 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10320 (msp430_can_change_mode_class): New function.
10321 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10322 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
10323 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10324 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10325 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10326 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
10327 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10328 (pa_cannot_change_mode_class): Replace with...
10329 (pa_can_change_mode_class): ...this new function, inverting the
10330 sense of the return value.
10331 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
10332 than CANNOT_CHANGE_MODE_CLASS in comments.
10333 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10334 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
10335 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10336 (pdp11_cannot_change_mode_class): Replace with...
10337 (pdp11_can_change_mode_class): ...this new function, inverting the
10338 sense of the return value.
10339 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10340 * config/powerpcspe/powerpcspe-protos.h
10341 (rs6000_cannot_change_mode_class_ptr): Delete.
10342 * config/powerpcspe/powerpcspe.c
10343 (rs6000_cannot_change_mode_class_ptr): Delete.
10344 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10345 (rs6000_option_override_internal): Assign to
10346 targetm.can_change_mode_class instead of
10347 rs6000_cannot_change_mode_class_ptr.
10348 (rs6000_cannot_change_mode_class): Replace with...
10349 (rs6000_can_change_mode_class): ...this new function, inverting the
10350 sense of the return value.
10351 (rs6000_debug_cannot_change_mode_class): Replace with...
10352 (rs6000_debug_can_change_mode_class): ...this new function.
10353 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10354 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
10355 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10356 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10357 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
10359 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
10360 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10361 (rs6000_option_override_internal): Assign to
10362 targetm.can_change_mode_class instead of
10363 rs6000_cannot_change_mode_class_ptr.
10364 (rs6000_cannot_change_mode_class): Replace with...
10365 (rs6000_can_change_mode_class): ...this new function, inverting the
10366 sense of the return value.
10367 (rs6000_debug_cannot_change_mode_class): Replace with...
10368 (rs6000_debug_can_change_mode_class): ...this new function.
10369 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10370 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
10371 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
10372 (s390_can_change_mode_class): ...this new function, inverting the
10373 sense of the return value.
10374 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10375 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10376 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
10377 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10378 (sh_cannot_change_mode_class): Replace with...
10379 (sh_can_change_mode_class): ...this new function, inverting the
10380 sense of the return value.
10381 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10382 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10383 (sparc_can_change_mode_class): New function.
10384 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10385 * config/spu/spu.c (spu_can_change_mode_class): New function.
10386 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10387 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
10388 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
10389 (visium_can_change_mode_class): New function.
10390 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
10392 2017-09-15 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/82217
10395 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
10396 but not undefined case.
10398 2017-09-15 Jakub Jelinek <jakub@redhat.com>
10401 * postreload.c (reload_cse_simplify_operands): Skip
10402 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
10404 2017-09-15 Richard Biener <rguenther@suse.de>
10406 PR tree-optimization/68823
10407 * graphite-scop-detection.c (build_alias_set): If we have a
10408 possible dependence check whether we can handle them by just
10409 looking at the DRs DR_ACCESS_FNs.
10410 (build_scops): If build_alias_set fails, fail the SCOP.
10412 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10414 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
10415 to support float128 built-in functions that require the ISA 3.0
10417 (BU_FLOAT128_3_HW): Likewise.
10418 (SQRTF128): Add support for the IEEE 128-bit square root and fma
10419 built-in functions.
10420 (FMAF128): Likewise.
10422 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10423 support for built-in functions that need the ISA 3.0 IEEE 128-bit
10424 floating point instructions.
10425 (rs6000_invalid_builtin): Likewise.
10426 (rs6000_builtin_mask_names): Likewise.
10427 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
10428 (RS6000_BTM_FLOAT128_HW): Likewise.
10429 (RS6000_BTM_COMMON): Likewise.
10430 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
10432 * doc/extend.texi (RS/6000 built-in functions): Document the
10433 IEEE 128-bit floating point square root and fused multiply-add
10434 built-in functions.
10436 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
10438 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
10439 reg (r2) isn't in the set of registers defined in the prologue.
10441 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10442 Alan Hayward <alan.hayward@arm.com>
10443 David Sherwood <david.sherwood@arm.com>
10445 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
10446 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
10447 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
10448 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
10449 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
10451 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
10452 max_vectorization_factor.
10453 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
10455 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10456 Alan Hayward <alan.hayward@arm.com>
10457 David Sherwood <david.sherwood@arm.com>
10459 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
10460 (vect_worthwhile_without_simd_p): Declare.
10461 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
10462 (vectorizable_reduction): Use it.
10463 * tree-vect-stmts.c (vectorizable_shift): Likewise.
10464 (vectorizable_operation): Likewise.
10466 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10467 Alan Hayward <alan.hayward@arm.com>
10468 David Sherwood <david.sherwood@arm.com>
10470 * tree-vectorizer.h (vect_get_num_copies): New function.
10471 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
10472 * tree-vect-loop.c (vectorizable_reduction): Likewise.
10473 (vectorizable_induction): Likewise.
10474 (vectorizable_live_operation): Likewise.
10475 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
10476 (vectorizable_bswap): Likewise.
10477 (vectorizable_call): Likewise.
10478 (vectorizable_conversion): Likewise.
10479 (vectorizable_assignment): Likewise.
10480 (vectorizable_shift): Likewise.
10481 (vectorizable_operation): Likewise.
10482 (vectorizable_store): Likewise.
10483 (vectorizable_load): Likewise.
10484 (vectorizable_condition): Likewise.
10485 (vectorizable_comparison): Likewise.
10486 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
10488 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10489 Alan Hayward <alan.hayward@arm.com>
10490 David Sherwood <david.sherwood@arm.com>
10492 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
10493 of vect_init_vector.
10495 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10496 Alan Hayward <alan.hayward@arm.com>
10497 David Sherwood <david.sherwood@arm.com>
10499 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
10500 an inline wrapper that provides a location.
10501 (gimple_build_vector): Likewise.
10502 * gimple-fold.c (gimple_build_vector_from_val): New function.
10503 (gimple_build_vector): Likewise.
10504 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
10505 functions to build the initial value. Always return a gimple value.
10506 (get_initial_defs_for_reduction): Likewise. Only compute
10508 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
10509 vect_init_vector on the results from get_initial_def(s)_for_reduction.
10510 (vectorizable_induction): Use gimple_build_vector rather than
10513 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10514 Alan Hayward <alan.hayward@arm.com>
10515 David Sherwood <david.sherwood@arm.com>
10517 * target.h (vec_perm_indices): New typedef.
10518 (auto_vec_perm_indices): Likewise.
10519 * optabs-query.h: Include target.h
10520 (can_vec_perm_p): Take a vec_perm_indices *.
10521 * optabs-query.c (can_vec_perm_p): Likewise.
10522 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
10523 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
10524 * tree-vect-generic.c (lower_vec_perm): Likewise.
10525 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
10526 (vect_grouped_load_supported): Likewise.
10527 (vect_shift_permute_load_chain): Likewise.
10528 (vect_permute_store_chain): Use auto_vec_perm_indices.
10529 (vect_permute_load_chain): Likewise.
10530 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
10531 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
10532 Update uses of can_vec_perm_p.
10533 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
10534 mode with a number of elements. Take a vec_perm_indices *.
10535 (vect_create_epilog_for_reduction): Update accordingly.
10536 Use auto_vec_perm_indices.
10537 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
10538 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
10539 (vect_transform_slp_perm_load): Likewise.
10540 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
10541 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
10542 (vect_gen_perm_mask_checked): Likewise.
10543 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
10544 (vect_gen_perm_mask_checked): Likewise.
10545 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
10546 (vectorizable_store): Likewise.
10547 (vectorizable_load): Likewise.
10548 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
10549 (vectorizable_bswap): Likewise.
10551 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10552 Alan Hayward <alan.hayward@arm.com>
10553 David Sherwood <david.sherwood@arm.com>
10555 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
10556 * tree.c (build_vector): Likewise.
10557 (build_vector_from_ctor): Update accordingly.
10558 (build_vector_from_val): Likewise.
10559 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
10560 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
10561 * tree-vect-generic.c (add_rshift): Likewise.
10562 (expand_vector_divmod): Likewise.
10563 (optimize_vector_constructor): Likewise.
10564 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
10565 (vect_transform_slp_perm_load): Likewise.
10566 (vect_schedule_slp_instance): Likewise.
10567 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
10568 (vectorizable_call): Likewise.
10569 (vect_gen_perm_mask_any): Likewise. Add elements in order.
10570 * expmed.c (make_tree): Likewise.
10571 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
10572 a vector passed to build_vector.
10573 (fold_convert_const): Likewise.
10574 (exact_inverse): Likewise.
10575 (fold_ternary_loc): Likewise.
10576 (fold_relational_const): Likewise.
10577 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
10578 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
10579 (const_unop): Likewise. Store the reduction accumulator in a
10580 variable rather than an array.
10581 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
10582 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
10583 the new vector, rather than constructing it after the input arrays.
10584 (native_interpret_vector): Use auto_vec<tree> when building
10585 a vector passed to build_vector. Add elements in order.
10586 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
10587 auto_vec<tree> when building a vector passed to build_vector.
10588 (vect_create_epilog_for_reduction): Likewise.
10589 (vectorizable_induction): Likewise.
10590 (get_initial_def_for_reduction): Likewise. Fix indentation of
10592 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
10594 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
10595 passed to build_vector.
10597 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
10598 Alan Hayward <alan.hayward@arm.com>
10599 David Sherwood <david.sherwood@arm.com>
10601 * tree-core.h (tree_base::u): Add an "nelts" field.
10602 (tree_vector): Use VECTOR_CST_NELTS as the length.
10603 * tree.c (tree_size): Likewise.
10604 (make_vector): Initialize VECTOR_CST_NELTS.
10605 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
10606 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
10607 TYPE_VECTOR_SUBPARTS.
10608 * expr.c (const_vector_mask_from_tree): Consistently use "units"
10609 as the number of units, setting it from VECTOR_CST_NELTS.
10610 (const_vector_from_tree): Likewise.
10611 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
10612 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
10613 (fold_negate_expr_1): Likewise.
10614 (fold_convert_const): Likewise.
10615 (const_binop): Likewise. Differentiate the number of output and
10617 (const_unop): Likewise.
10618 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
10619 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
10620 in cases that did the opposite.
10622 2017-09-14 Richard Biener <rguenther@suse.de>
10624 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
10627 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
10629 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
10631 2017-09-14 Jakub Jelinek <jakub@redhat.com>
10634 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
10635 if and where to split a bb, except for splitting before debug insn
10636 sequences followed by non-label real insn. Delete debug insns
10637 in between basic blocks.
10639 * combine.c (make_compound_operation_int): Formatting fixes.
10641 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
10642 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10643 * config/netbsd.h (LINK_EH_SPEC): Likewise.
10644 * config/sol2.h (LINK_EH_SPEC): Likewise.
10645 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10646 * config/s390/linux.h (LINK_SPEC): Likewise.
10647 * config/freebsd.h (LINK_EH_SPEC): Likewise.
10648 * config/openbsd.h (LINK_EH_SPEC): Likewise.
10649 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10650 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
10651 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
10652 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10653 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
10654 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
10656 2017-09-13 Jakub Jelinek <jakub@redhat.com>
10658 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
10660 (ENDFILE_LINUX_SPEC): Likewise.
10661 (LINK_EH_SPEC): Likewise.
10662 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
10663 (LINK_OS_LINUX_SPEC32): Likewise.
10664 (LINK_OS_LINUX_SPEC64): Likewise.
10665 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
10666 (LINK_OS_LINUX_SPEC): Likewise.
10668 2017-09-13 Martin Liska <mliska@suse.cz>
10670 PR middle-end/82154
10671 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
10672 CASE_HIGH is NULL_TREE.
10674 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
10675 Alan Hayward <alan.hayward@arm.com>
10676 David Sherwood <david.sherwood@arm.com>
10678 * target.def (secondary_memory_needed): New hook.
10679 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
10680 instead of SECONDARY_MEMORY_NEEDED.
10681 (secondary_memory_needed_mode): Likewise.
10682 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
10683 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
10684 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
10685 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
10686 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
10687 * doc/tm.texi: Regenerate.
10688 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
10689 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
10690 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10691 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
10692 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
10693 * config/i386/i386.c (inline_secondary_memory_needed): Put the
10694 mode argument first and change the reg_class arguments to reg_class_t.
10695 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
10696 Make static. Update the call to inline_secondary_memory_needed.
10697 (ix86_register_move_cost): Update the call to
10698 inline_secondary_memory_needed.
10699 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10700 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
10702 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
10703 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
10705 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
10706 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
10707 * config/mips/mips.c (mips_secondary_memory_needed): Make static
10708 and match hook interface. Add comment from mips.h.
10709 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10710 * config/mmix/mmix.md (truncdfsf2): Refer to
10711 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
10713 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
10714 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
10715 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10716 (pa_secondary_memory_needed): New function.
10717 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
10718 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
10719 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10720 (pdp11_secondary_memory_needed): Make static and match hook interface.
10721 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
10722 * config/powerpcspe/powerpcspe-protos.h
10723 (rs6000_secondary_memory_needed_ptr): Delete.
10724 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
10726 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10727 (rs6000_option_override_internal): Assign to
10728 targetm.secondary_memory_needed rather than
10729 rs6000_secondary_memory_needed_ptr.
10730 (rs6000_secondary_memory_needed): Match hook interface.
10731 (rs6000_debug_secondary_memory_needed): Likewise.
10732 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
10733 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
10734 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
10735 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10736 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
10737 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
10739 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
10740 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10741 (rs6000_option_override_internal): Assign to
10742 targetm.secondary_memory_needed rather than
10743 rs6000_secondary_memory_needed_ptr.
10744 (rs6000_secondary_memory_needed): Match hook interface.
10745 (rs6000_debug_secondary_memory_needed): Likewise.
10746 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
10747 * config/s390/s390.c (s390_secondary_memory_needed): New function.
10748 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10749 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
10750 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
10751 (sparc_secondary_memory_needed): New function.
10752 * lra-constraints.c (check_and_process_move): Refer to
10753 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
10755 (curr_insn_transform): Likewise.
10756 (process_alt_operands): Use targetm.secondary_memory_needed
10757 instead of TARGET_SECONDARY_MEMORY_NEEDED.
10758 (check_secondary_memory_needed_p): Likewise.
10759 (choose_split_class): Likewise.
10760 * reload.c: Unconditionally include code that was previously
10761 conditional on SECONDARY_MEMORY_NEEDED.
10762 (push_secondary_reload): Use targetm.secondary_memory_needed
10763 instead of TARGET_SECONDARY_MEMORY_NEEDED.
10764 (push_reload): Likewise.
10765 * reload1.c: Unconditionally include code that was previously
10766 conditional on SECONDARY_MEMORY_NEEDED.
10767 (choose_reload_regs): Use targetm.secondary_memory_needed
10768 instead of TARGET_SECONDARY_MEMORY_NEEDED.
10769 (gen_reload): Likewise.
10770 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
10772 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
10773 Alan Hayward <alan.hayward@arm.com>
10774 David Sherwood <david.sherwood@arm.com>
10776 * target.def (secondary_memory_needed_mode): New hook:
10777 * targhooks.c (default_secondary_memory_needed_mode): Declare.
10778 * targhooks.h (default_secondary_memory_needed_mode): New function.
10779 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
10780 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
10781 * doc/tm.texi: Regenerate.
10782 * lra-constraints.c (check_and_process_move): Use
10783 targetm.secondary_memory_needed_mode instead of
10784 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
10785 (curr_insn_transform): Likewise.
10786 * reload.c (get_secondary_mem): Likewise.
10787 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
10788 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
10790 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
10791 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
10792 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
10793 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
10794 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
10796 * config/powerpcspe/powerpcspe-protos.h
10797 (rs6000_secondary_memory_needed_mode): Delete.
10798 * config/powerpcspe/powerpcspe.c
10799 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
10800 (rs6000_secondary_memory_needed_mode): Make static.
10801 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
10802 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
10804 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
10806 (rs6000_secondary_memory_needed_mode): Make static.
10807 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
10808 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
10809 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
10810 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
10811 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
10813 (sparc_secondary_memory_needed_mode): New function.
10814 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
10816 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
10818 * config/aarch64/constraints.md (Umq): New constraint.
10819 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
10821 (mov<mode>): Update condition.
10823 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10825 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
10826 when bitposition is the same.
10828 2017-09-13 Richard Biener <rguenther@suse.de>
10830 * dwarf2out.c (output_die_symbol): Remove.
10831 (output_die): Do not output a DIEs symbol.
10833 2017-09-13 Richard Biener <rguenther@suse.de>
10835 PR middle-end/82128
10836 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
10837 default-def to avoid breaking iterator update with the weird
10838 interaction with cgraph_update_edges_for_call_stmt_node.
10840 2017-09-13 Richard Biener <rguenther@suse.de>
10842 * tree-cfg.c (verify_gimple_assign_binary): Add verification
10843 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
10844 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
10845 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
10847 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
10849 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
10850 Disable pc relative literal load irrespective of
10851 TARGET_FIX_ERR_A53_84341 for default.
10853 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
10855 * config/sparc/sparc.c (output_return): Output the source location of
10856 the insn in the delay slot, if any.
10857 (output_sibcall): Likewise.
10859 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
10862 * common.opt (-static-pie): New alias.
10863 (shared): Negate static-pie.
10864 (-no-pie): Update help text.
10866 (static-pie): New option.
10867 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
10868 -static-pie support.
10869 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
10870 (LINK_EH_SPEC): Likewise.
10871 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10872 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
10873 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
10874 * gcc.c (LINK_COMMAND_SPEC): Likewise.
10875 (init_gcc_specs): Likewise.
10876 (init_spec): Likewise.
10877 (display_help): Update help message for -pie.
10878 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
10881 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
10883 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
10884 (movdi_aarch64): Likewise.
10885 (movti_aarch64): Likewise.
10887 2017-09-12 Simon Wright <simon@pushface.org>
10890 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
10891 calculation of the minor version, always output as 0.
10893 2017-09-12 Jakub Jelinek <jakub@redhat.com>
10896 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
10897 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
10898 on it early, rather than manual conversion late. For
10899 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
10900 instead of performing manual conversion.
10902 2017-09-12 Carl Love <cel@us.ibm.com>
10904 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
10905 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
10907 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
10908 VMULOSW): Add definitions.
10909 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10910 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
10911 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
10912 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
10913 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
10915 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
10917 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
10919 (movti_aarch64): Likewise.
10920 (movdf_aarch64): Likewise.
10921 (movtf_aarch64): Likewise.
10922 (load_pairdi): Likewise.
10923 (store_pairdi): Likewise.
10924 (load_pairdf): Likewise.
10925 (store_pairdf): Likewise.
10926 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
10927 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
10928 (ldr_got_small_<mode>): Likewise.
10929 (ldr_got_small_28k_<mode>): Likewise.
10930 (ldr_got_tiny): Likewise.
10931 * config/aarch64/iterators.md (ldst_sz): New.
10932 (ldpstp_sz): Likewise.
10933 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
10935 (thunderx_load): Split load_8 to load_16.
10936 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
10938 (thunderx2t99_storepair_basic): Split store_8 to store_16.
10939 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
10940 (xgene1_store_pair): Split store_8 to store_16.
10941 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
10942 (falkor_st_0_st_sd): Split store_8 to store_16.
10944 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
10946 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
10947 and store1/2/3/4 to store_4/8/12/16.
10948 * config/aarch64/aarch64.md: Update for rename.
10949 * config/arm/arm.md: Likewise.: Likewise.
10950 * config/arm/arm.c: Likewise.
10951 * config/arm/thumb1.md: Likewise.
10952 * config/arm/thumb2.md: Likewise.
10953 * config/arm/vfp.md: Likewise.
10954 * config/arm/arm-generic.md: Likewise.
10955 * config/arm/arm1020e.md: Likewise.
10956 * config/arm/arm1026ejs.md: Likewise.
10957 * config/arm/arm1136jfs.md: Likewise.
10958 * config/arm/arm926ejs.md: Likewise.
10959 * config/arm/cortex-a15.md: Likewise.
10960 * config/arm/cortex-a17.md: Likewise.
10961 * config/arm/cortex-a5.md: Likewise.
10962 * config/arm/cortex-a53.md: Likewise.
10963 * config/arm/cortex-a57.md: Likewise.
10964 * config/arm/cortex-a7.md: Likewise.
10965 * config/arm/cortex-a8.md: Likewise.
10966 * config/arm/cortex-a9.md: Likewise.
10967 * config/arm/cortex-m4.md: Likewise.
10968 * config/arm/cortex-m7.md: Likewise.
10969 * config/arm/cortex-r4.md: Likewise.
10970 * config/arm/exynos-m1.md: Likewise.
10971 * config/arm/fa526.md: Likewise.
10972 * config/arm/fa606te.md: Likewise.
10973 * config/arm/fa626te.md: Likewise.
10974 * config/arm/fa726te.md: Likewise.
10975 * config/arm/fmp626.md: Likewise.
10976 * config/arm/iwmmxt.md: Likewise.
10977 * config/arm/ldmstm.md: Likewise.
10978 * config/arm/marvell-pj4.md: Likewise.
10979 * config/arm/xgene1.md: Likewise.
10980 * config/aarch64/thunderx.md: Likewise.
10981 * config/aarch64/thunderx2t99.md: Likewise.
10982 * config/aarch64/falkor.md: Likewise.
10984 2017-09-12 Martin Liska <mliska@suse.cz>
10986 * attribs.c (private_lookup_attribute): New function.
10987 * attribs.h (private_lookup_attribute): Declared here.
10988 (lookup_attribute): Called from this place.
10990 2017-09-12 Richard Biener <rguenther@suse.de>
10992 PR tree-optimization/82157
10993 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
10994 stmts with side-effects.
10996 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
10997 Alan Hayward <alan.hayward@arm.com>
10998 David Sherwood <david.sherwood@arm.com>
11000 * target.def (hard_regno_nregs): New hook.
11001 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
11002 * targhooks.h (default_hard_regno_nregs): Declare.
11003 * targhooks.c (default_hard_regno_nregs): New function.
11004 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
11005 (TARGET_HARD_REGNO_NREGS): ...this hook.
11006 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
11007 (CLASS_MAX_NREGS): Likewise.
11008 * doc/tm.texi: Regenerate.
11009 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
11010 instead of HARD_REGNO_NREGS.
11011 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
11012 HARD_REGNO_NREGS in the comment.
11013 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
11014 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
11015 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
11016 Return an unsigned int.
11017 (TARGET_HARD_REGNO_NREGS): Redefine.
11018 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
11019 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
11020 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
11021 (arc_hard_regno_nregs): New function.
11022 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
11023 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
11024 (arm_hard_regno_nregs): New function.
11025 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
11026 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
11027 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
11028 (TARGET_HARD_REGNO_NREGS): Redefine.
11029 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
11030 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
11031 (HARD_REGNO_NREGS): Delete.
11032 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
11033 (cr16_hard_regno_nregs): New function.
11034 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
11035 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
11036 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
11037 (cris_hard_regno_nregs): New function.
11038 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
11039 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
11040 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
11041 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
11042 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
11043 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
11044 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
11045 (frv_hard_regno_nregs): Make static. Take and return an
11047 (frv_class_max_nregs): Remove outdated copy of documentation.
11048 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
11049 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
11050 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
11051 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
11052 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
11053 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
11054 (TARGET_HARD_REGNO_NREGS): Redefine.
11055 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
11056 (CLASS_MAX_NREGS): Update comment.
11057 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
11058 (ia64_hard_regno_nregs): New function.
11059 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
11060 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
11061 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
11062 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
11063 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
11065 (m32c_hard_regno_nregs): Likewise. Make static.
11066 (TARGET_HARD_REGNO_NREGS): Redefine.
11067 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
11068 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
11069 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
11070 (m68k_hard_regno_nregs): New function.
11071 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
11072 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
11073 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
11074 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
11075 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
11076 Take and return an unsigned int.
11077 (TARGET_HARD_REGNO_NREGS): Redefine.
11078 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
11079 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
11080 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
11081 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
11082 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
11083 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
11084 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
11085 (msp430_hard_regno_nregs): Make static. Take and return an
11087 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
11088 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
11089 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
11090 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
11091 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
11092 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
11093 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
11094 (TARGET_HARD_REGNO_NREGS): Redefine.
11095 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
11096 (PA_HARD_REGNO_NREGS): ...this.
11097 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
11098 (PA_HARD_REGNO_NREGS): ...this.
11099 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
11100 (pa_hard_regno_nregs): New function.
11101 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
11102 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
11103 (pdp11_hard_regno_nregs): New function.
11104 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
11105 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
11106 (rs6000_hard_regno_nregs_hook): New function.
11107 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
11108 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
11109 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
11110 Take and return an unsigned int. Move earlier in file.
11111 (TARGET_HARD_REGNO_NREGS): Redefine.
11112 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
11113 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
11114 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
11115 (rl78_hard_regno_nregs): Make static. Take and return an
11117 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
11118 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
11119 (rs6000_hard_regno_nregs_hook): New function.
11120 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
11121 * config/rx/rx.c (rx_hard_regno_nregs): New function.
11122 (TARGET_HARD_REGNO_NREGS): Redefine.
11123 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
11124 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
11125 instead of HARD_REGNO_NREGS.
11126 (s390_hard_regno_nregs): New function.
11127 (s390_hard_regno_mode_ok): Add comment from s390.h.
11128 (TARGET_HARD_REGNO_NREGS): Redefine.
11129 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
11130 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
11131 (sh_hard_regno_nregs): New function.
11132 (sh_pass_in_reg_p): Use it.
11133 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
11134 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
11135 (sparc_hard_regno_nregs): New function.
11136 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
11137 * config/spu/spu.c (spu_hard_regno_nregs): New function.
11138 (spu_function_arg_advance): Use it, supplying a valid register number.
11139 (TARGET_HARD_REGNO_NREGS): Redefine.
11140 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
11141 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
11142 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
11143 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
11144 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
11145 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
11146 (CLASS_MAX_NREGS): Remove copy of old documentation.
11147 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
11148 (visium_hard_regno_nregs): New function.
11149 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
11150 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
11151 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
11152 xtensa_hard_regno_nregs): New function.
11153 * system.h (HARD_REGNO_NREGS): Poison.
11155 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11157 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
11158 hard_regno_nregs instead of HARD_REGNO_NREGS.
11159 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
11160 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
11161 (c6x_expand_epilogue): Likewise.
11162 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
11163 (frv_read_iacc_argument): Likewise.
11164 * config/sh/sh.c: Include regs.h.
11165 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
11166 (regs_used): Likewise.
11167 (output_stack_adjust): Likewise.
11168 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
11169 * expmed.c: Include regs.h.
11170 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
11171 * ree.c: Include regs.h.
11172 (combine_reaching_defs): Use hard_regno_nregs instead of
11174 (add_removable_extension): Likewise.
11176 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11178 * regs.h (hard_regno_nregs): Turn into a function.
11179 (end_hard_regno): Update accordingly.
11180 * caller-save.c (setup_save_areas): Likewise.
11181 (save_call_clobbered_regs): Likewise.
11182 (replace_reg_with_saved_mem): Likewise.
11183 (insert_restore): Likewise.
11184 (insert_save): Likewise.
11185 * combine.c (can_change_dest_mode): Likewise.
11186 (move_deaths): Likewise.
11187 (distribute_notes): Likewise.
11188 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
11189 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
11190 (rs6000_split_multireg_move): Likewise.
11191 (rs6000_register_move_cost): Likewise.
11192 (rs6000_memory_move_cost): Likewise.
11193 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
11194 (rs6000_split_multireg_move): Likewise.
11195 (rs6000_register_move_cost): Likewise.
11196 (rs6000_memory_move_cost): Likewise.
11197 * cselib.c (cselib_reset_table): Likewise.
11198 (cselib_lookup_1): Likewise.
11199 * emit-rtl.c (set_mode_and_regno): Likewise.
11200 * function.c (aggregate_value_p): Likewise.
11201 * ira-color.c (setup_profitable_hard_regs): Likewise.
11202 (check_hard_reg_p): Likewise.
11203 (calculate_saved_nregs): Likewise.
11204 (assign_hard_reg): Likewise.
11205 (improve_allocation): Likewise.
11206 (calculate_spill_cost): Likewise.
11207 * ira-emit.c (modify_move_list): Likewise.
11208 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
11209 (ira_hard_reg_in_set_p): Likewise.
11210 * ira.c (setup_reg_mode_hard_regset): Likewise.
11211 (clarify_prohibited_class_mode_regs): Likewise.
11212 (check_allocation): Likewise.
11213 * lra-assigns.c (find_hard_regno_for_1): Likewise.
11214 (lra_setup_reg_renumber): Likewise.
11215 (setup_try_hard_regno_pseudos): Likewise.
11216 (spill_for): Likewise.
11217 (assign_hard_regno): Likewise.
11218 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
11219 * lra-constraints.c (in_class_p): Likewise.
11220 (lra_constraint_offset): Likewise.
11221 (simplify_operand_subreg): Likewise.
11222 (lra_constraints): Likewise.
11223 (split_reg): Likewise.
11224 (split_if_necessary): Likewise.
11225 (invariant_p): Likewise.
11226 (inherit_in_ebb): Likewise.
11227 * lra-lives.c (process_bb_lives): Likewise.
11228 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
11229 (get_hard_regs): Likewise.
11230 (do_remat): Likewise.
11231 * lra-spills.c (assign_spill_hard_regs): Likewise.
11232 * mode-switching.c (create_pre_exit): Likewise.
11233 * postreload.c (reload_combine_recognize_pattern): Likewise.
11234 * recog.c (peep2_find_free_register): Likewise.
11235 * regcprop.c (kill_value_regno): Likewise.
11236 (set_value_regno): Likewise.
11237 (copy_value): Likewise.
11238 (maybe_mode_change): Likewise.
11239 (find_oldest_value_reg): Likewise.
11240 (copyprop_hardreg_forward_1): Likewise.
11241 * regrename.c (check_new_reg_p): Likewise.
11242 (regrename_do_replace): Likewise.
11243 * reload.c (push_reload): Likewise.
11244 (combine_reloads): Likewise.
11245 (find_dummy_reload): Likewise.
11246 (operands_match_p): Likewise.
11247 (find_reloads): Likewise.
11248 (find_equiv_reg): Likewise.
11249 (reload_adjust_reg_for_mode): Likewise.
11250 * reload1.c (count_pseudo): Likewise.
11251 (count_spilled_pseudo): Likewise.
11252 (find_reg): Likewise.
11253 (clear_reload_reg_in_use): Likewise.
11254 (free_for_value_p): Likewise.
11255 (allocate_reload_reg): Likewise.
11256 (choose_reload_regs): Likewise.
11257 (reload_adjust_reg_for_temp): Likewise.
11258 (emit_reload_insns): Likewise.
11259 (delete_output_reload): Likewise.
11260 * rtlanal.c (subreg_get_info): Likewise.
11261 * sched-deps.c (sched_analyze_reg): Likewise.
11262 * sel-sched.c (init_regs_for_mode): Likewise.
11263 (mark_unavailable_hard_regs): Likewise.
11264 (choose_best_reg_1): Likewise.
11265 (verify_target_availability): Likewise.
11266 * valtrack.c (dead_debug_insert_temp): Likewise.
11267 * var-tracking.c (track_loc_p): Likewise.
11268 (emit_note_insn_var_location): Likewise.
11269 * varasm.c (make_decl_rtl): Likewise.
11270 * reginfo.c (choose_hard_reg_mode): Likewise.
11271 (init_reg_modes_target): Refer directly to
11272 this_target_regs->x_hard_regno_nregs.
11274 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11276 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
11277 instead of hard_regno_nregs.
11279 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11281 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
11282 end_hard_regno instead of hard_regno_nregs.
11283 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11284 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
11285 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
11286 * ira-color.c (improve_allocation): Likewise.
11287 * lra-assigns.c (find_hard_regno_for_1): Likewise.
11288 * lra-lives.c (mark_regno_live): Likewise.
11289 (mark_regno_dead): Likewise.
11290 * lra-remat.c (operand_to_remat): Likewise.
11291 * lra.c (collect_non_operand_hard_regs): Likewise.
11292 * postreload.c (reload_combine_note_store): Likewise.
11293 (move2add_valid_value_p): Likewise.
11294 * reload.c (regno_clobbered_p): Likewise.
11296 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11298 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
11300 * config/v850/v850.c (v850_reorg): Likewise.
11301 * reload.c (refers_to_regno_for_reload_p): Likewise.
11302 (find_equiv_reg): Likewise.
11303 * reload1.c (reload_reg_reaches_end_p): Likewise.
11305 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11307 * caller-save.c (add_used_regs): Use REG_NREGS instead of
11309 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
11310 * config/arm/arm.c (output_move_neon): Likewise.
11311 (arm_attr_length_move_neon): Likewise.
11312 (neon_split_vcombine): Likewise.
11313 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
11314 (c6x_mark_reg_written): Likewise.
11315 (c6x_dwarf_register_span): Likewise.
11316 * config/i386/i386.c (ix86_save_reg): Likewise.
11317 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
11318 (rws_access_reg): Likewise.
11319 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
11320 * mode-switching.c (create_pre_exit): Likewise.
11321 * ree.c (combine_reaching_defs): Likewise.
11322 (add_removable_extension): Likewise.
11323 * regcprop.c (find_oldest_value_reg): Likewise.
11324 (copyprop_hardreg_forward_1): Likewise.
11325 * reload.c (reload_inner_reg_of_subreg): Likewise.
11326 (push_reload): Likewise.
11327 (combine_reloads): Likewise.
11328 (find_dummy_reload): Likewise.
11329 (reload_adjust_reg_for_mode): Likewise.
11330 * reload1.c (find_reload_regs): Likewise.
11331 (forget_old_reloads_1): Likewise.
11332 (reload_reg_free_for_value_p): Likewise.
11333 (reload_adjust_reg_for_temp): Likewise.
11334 (emit_reload_insns): Likewise.
11335 (delete_output_reload): Likewise.
11336 * sel-sched.c (choose_best_reg_1): Likewise.
11337 (choose_best_pseudo_reg): Likewise.
11339 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11340 Alan Hayward <alan.hayward@arm.com>
11341 David Sherwood <david.sherwood@arm.com>
11343 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
11344 * target.def (slow_unaligned_access): New hook.
11345 * targhooks.h (default_slow_unaligned_access): Declare.
11346 * targhooks.c (default_slow_unaligned_access): New function.
11347 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
11348 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
11349 * doc/tm.texi: Regenerate.
11350 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
11351 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
11352 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
11354 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
11355 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
11357 (rs6000_slow_unaligned_access): New function.
11358 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
11359 (expand_block_compare): Likewise.
11360 (expand_strn_compare): Likewise.
11361 (rs6000_rtx_costs): Likewise.
11362 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
11363 (riscv_slow_unaligned_access): Likewise.
11364 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
11365 (riscv_slow_unaligned_access_p): ...this and make static.
11366 (riscv_option_override): Update accordingly.
11367 (riscv_slow_unaligned_access): New function.
11368 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
11369 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
11370 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
11371 (rs6000_slow_unaligned_access): New function.
11372 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
11373 (rs6000_rtx_costs): Likewise.
11374 * config/rs6000/rs6000-string.c (expand_block_compare)
11375 (expand_strn_compare): Use targetm.slow_unaligned_access instead
11376 of SLOW_UNALIGNED_ACCESS.
11377 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
11378 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
11379 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
11380 of SLOW_UNALIGNED_ACCESS.
11381 * expmed.c (simple_mem_bitfield_p): Likewise.
11382 * expr.c (alignment_for_piecewise_move): Likewise.
11383 (emit_group_load_1): Likewise.
11384 (emit_group_store): Likewise.
11385 (copy_blkmode_from_reg): Likewise.
11386 (emit_push_insn): Likewise.
11387 (expand_assignment): Likewise.
11388 (store_field): Likewise.
11389 (expand_expr_real_1): Likewise.
11390 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
11391 * lra-constraints.c (simplify_operand_subreg): Likewise.
11392 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
11393 * gimple-ssa-store-merging.c: Likewise in block comment at start
11395 * tree-ssa-strlen.c: Include target.h.
11396 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
11397 of SLOW_UNALIGNED_ACCESS.
11398 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
11400 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
11402 PR rtl-optimization/82185
11403 * expmed.c (emit_store_flag_int): Only test tem if it has been
11406 2017-09-12 Richard Biener <rguenther@suse.de>
11408 PR middle-end/82149
11409 * match.pd ((FTYPE) N CMP CST): Fix typo.
11411 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
11413 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
11415 (mips_near_type_p): Add 'short_call' attribute as a synonym
11417 * doc/extend.texi (short_call): Document new function attribute.
11419 2017-09-12 Jakub Jelinek <jakub@redhat.com>
11422 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
11423 assertion check that in the condition.
11424 (get_atomic_generic_size): Likewise. Before testing if parameter
11425 has pointer type, if it has array type, call for C++
11426 default_conversion to perform array-to-pointer conversion.
11428 2017-09-12 Richard Biener <rguenther@suse.de>
11430 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
11431 for operations we cannot scalarize.
11433 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
11435 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
11436 vectors heap vectors. Clean up comments.
11437 Make visited_bbs a reference.
11438 (profitable_jump_thread_path): Make GC
11439 vectors heap vectors. Clean up comments.
11441 (convert_and_register_jump_thread_path): Make GC vectors heap
11443 (check_subpath_and_update_thread_path): Same. Clean up comments.
11444 Make visited_bbs a reference.
11445 (handle_phi): Abstract common code to to
11446 register_jump_thread_path_if_profitable.
11447 Rename VAR_BB to DEF_BB.
11449 Make GC vectors heap vectors.
11450 Make visited_bbs a reference.
11451 (handle_assignment): Same.
11452 (register_jump_thread_path_if_profitable): New.
11453 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
11455 Make GC vectors heap vectors. Clean up comments.
11456 Make visited_bbs a reference.
11457 (find_jump_threads_backwards): Make visited_bbs live in the stack.
11458 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
11461 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
11464 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
11465 words of E_DImode object are reachable by xtensa_uimm8x4 access.
11467 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
11469 Revert r251800 and r251799.
11471 2017-09-11 Martin Jambor <mjambor@suse.cz>
11474 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
11475 arguments in advance.
11476 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
11477 use it to find predecessor edges.
11478 (naive_outof_ssa): Collect vector of predecessors.
11480 2017-09-08 Jason Merrill <jason@redhat.com>
11482 PR c++/70029 - ICE with ref-qualifier and -flto
11483 * langhooks.h (struct lang_hooks_for_types): Add
11484 copy_lang_qualifiers.
11485 * attribs.c (build_type_attribute_qual_variant): Use it.
11486 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
11488 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
11489 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
11491 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
11494 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
11495 (*mulsi3_sp64): New instruction.
11496 (mulsi3): New expander.
11498 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
11500 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
11502 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11504 * sancov.c: Include memmodel.h.
11506 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
11509 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
11512 2017-09-07 Carl Love <cel@us.ibm.com>
11514 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
11515 the sldi instruction.
11517 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
11519 * sancov.c: Include tm_p.h.
11521 2017-09-07 Jakub Jelinek <jakub@redhat.com>
11524 * output.h (switch_to_other_text_partition): New declaration.
11525 * varasm.c (switch_to_other_text_partition): New function.
11526 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
11527 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
11528 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
11529 to the other text partition before emitting LCL label and switch back
11530 after emitting the word after it.
11532 2017-09-07 Richard Biener <rguenther@suse.de>
11534 * passes.def (pass_split_crit_edges): Remove instance before PRE.
11535 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
11536 critical edges here, after loop init.
11537 (pass_data_pre): Remove PROP_no_crit_edges flags.
11538 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
11539 for valueization of call args to avoid leaking VN_TOP.
11540 (visit_use): Assert we do not visit default defs.
11541 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
11542 Use error_mark_node to more easily detect leaking VN_TOP.
11543 All default-defs are varying, not VN_TOP. Mark them visited.
11544 (run_scc_vn): Make code match comment.
11546 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11548 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
11549 OPTION_MASK_FLOAT128_KEYWORD.
11550 (POWERPC_MASKS): Likewise.
11551 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
11552 support for the -mfloat128-type option, and make -mfloat128
11553 default on PowerPC Linux systems. Define or undefine
11554 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
11555 Define __float128 to be __ieee128 if IEEE 128-bit support is
11556 enabled, or undefine it.
11557 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
11558 Delete defining __FLOAT128_TYPE__.
11559 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
11560 -mfloat128-type option and make -mfloat128 default on PowerPC
11562 (TARGET_FLOAT128_TYPE): Likewise.
11563 (-mfloat128-type): Likewise.
11564 * config/rs6000/rs6000.c (rs6000_option_override_internal):
11565 Delete the -mfloat128-type option and make -mfloat128 default on
11566 PowerPC Linux systems. Always use __ieee128 to be the keyword for
11567 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
11568 128-bit floating point is enabled. Change tests from using
11569 -mfloat128-type to -mfloat128.
11570 (rs6000_mangle_type): Use the correct mangling for the __float128
11571 type even if normal long double is restricted to 64-bits.
11572 (floatn_mode): Enable the _Float128 type by default on VSX Linux
11574 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
11575 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
11576 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
11578 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
11579 documentation for -mfloat128.
11581 2017-09-06 Olivier Hainque <hainque@adacore.com>
11583 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
11585 2017-09-06 Wish Wu <wishwu007@gmail.com>
11586 Jakub Jelinek <jakub@redhat.com>
11588 * asan.c (initialize_sanitizer_builtins): Add
11589 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
11590 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
11591 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
11592 BT_FN_VOID_UINT64_PTR variables.
11593 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
11594 (BT_FN_VOID_UINT16_UINT16): Likewise.
11595 (BT_FN_VOID_UINT32_UINT32): Likewise.
11596 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
11597 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
11598 (BT_FN_VOID_UINT64_PTR): Likewise.
11599 * common.opt (flag_sanitize_coverage): New variable.
11600 (fsanitize-coverage=trace-pc): Remove.
11601 (fsanitize-coverage=): Add.
11602 * flag-types.h (enum sanitize_coverage_code): New enum.
11603 * fold-const.c (fold_range_test): Disable non-short-circuit
11604 optimization if flag_sanitize_coverage.
11605 (fold_truth_andor): Likewise.
11606 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
11607 * opts.c (COVERAGE_SANITIZER_OPT): Define.
11608 (coverage_sanitizer_opts): New array.
11609 (get_closest_sanitizer_option): Add OPTS argument, handle also
11610 OPT_fsanitize_coverage_.
11611 (parse_sanitizer_options): Adjusted to also handle
11612 OPT_fsanitize_coverage_.
11613 (common_handle_option): Add OPT_fsanitize_coverage_.
11614 * sancov.c (instrument_comparison, instrument_switch): New function.
11615 (sancov_pass): Add trace-cmp support.
11616 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
11617 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
11618 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
11619 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
11620 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
11621 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
11622 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
11623 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
11624 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
11625 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
11627 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
11629 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
11630 error. Only quit immediately if parsing is complete.
11631 (BEGIN): Initialize fatal_err and parse_done.
11632 (begin fpu, end fpu): Check number of arguments.
11633 (begin arch, end arch): Likewise.
11634 (begin cpu, end cpu): Likewise.
11635 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
11636 (optalias): Likewise.
11638 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
11640 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
11641 * config/arm/arm-isa.h: Delete. Move definitions to ...
11642 * arm-cpus.in: ... here. Use new feature and fgroup values.
11643 * config/arm/arm.c (arm_option_override): Use lower case for feature
11645 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
11646 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
11647 * config/arm/parsecpu.awk (END): Add new command 'isa'.
11649 (print_isa_bits_for): New function.
11650 (gen_isa): New function.
11651 (gen_comm_data): Use print_isa_bits_for.
11652 (define feature): New keyword.
11653 (define fgroup): New keyword.
11654 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
11655 (arm-isa.h): Add rule to generate file.
11656 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
11657 case for feature bit names.
11659 2017-09-06 Richard Biener <rguenther@suse.de>
11661 * tree-ssa-pre.c (NECESSARY): Remove.
11662 (create_expression_by_pieces): Do not touch pass-local flags.
11663 (insert_into_preds_of_block): Likewise.
11664 (do_pre_regular_insertion): Likewise.
11665 (eliminate_insert): Likewise.
11666 (eliminate_dom_walker::before_dom_children): Likewise.
11667 (fini_eliminate): Do not look at inserted_exprs.
11668 (mark_operand_necessary): Remove.
11669 (remove_dead_inserted_code): Replace with simple work-list
11670 algorithm based on inserted_exprs and SSA uses.
11671 (pass_pre::execute): Re-order fini_eliminate and
11672 remove_dead_inserted_code.
11674 2017-09-06 Olivier Hainque <hainque@adacore.com>
11676 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
11677 for VxWorks 7. Adjust surrounding comments.
11679 2017-09-06 Richard Biener <rguenther@suse.de>
11681 * gimple-ssa-strength-reduction.c
11682 (find_candidates_dom_walker::before_dom_children): Also allow
11685 2017-09-06 Richard Biener <rguenther@suse.de>
11687 PR tree-optimization/82108
11688 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
11689 for gap in the non-permutation SLP case.
11691 2017-09-06 Martin Jambor <mjambor@suse.cz>
11693 PR tree-optimization/82078
11694 * tree-sra.c (sort_and_splice_var_accesses): Move call to
11695 add_access_to_work_queue...
11696 (build_accesses_from_assign): ...here.
11697 (propagate_all_subaccesses): Make sure racc is the group
11698 representative, if there is one.
11700 2017-09-06 Jakub Jelinek <jakub@redhat.com>
11702 PR middle-end/82095
11703 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
11706 2017-09-06 Richard Biener <rguenther@suse.de>
11708 * gimple-ssa-strength-reduction.c
11709 (find_candidates_dom_walker::before_doom_children): Use a
11710 type and not a mode check.
11712 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11715 * config/arm/predicates.md (arm_general_adddi_operand): Create new
11717 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
11719 2017-09-05 Jeff Law <law@redhat.com>
11721 PR tree-optimization/64910
11722 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
11723 cases where we have 3 or more operands.
11725 2017-09-05 Jakub Jelinek <jakub@redhat.com>
11727 PR middle-end/81768
11728 * omp-low.c (lower_omp_for): Recompute tree invariant if
11729 gimple_omp_for_initial/final is ADDR_EXPR.
11731 PR middle-end/81768
11732 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
11733 into gimple val before gimplification fo the COND_EXPR.
11735 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
11737 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
11738 REGION_COPY argument.
11739 (thread_through_all_blocks): Remove unused argument to
11740 duplicate_thread_path.
11742 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11743 Alan Hayward <alan.hayward@arm.com>
11744 David Sherwood <david.sherwood@arm.com>
11746 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
11747 Take a scalar_mode rather than a machine_mode.
11748 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11749 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
11750 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11751 (aarch64_gen_adjusted_ldpstp): Likewise.
11752 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
11754 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11755 Alan Hayward <alan.hayward@arm.com>
11756 David Sherwood <david.sherwood@arm.com>
11758 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
11759 Take a scalar_int_mode instead of a machine_mode.
11760 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
11761 (aarch64_output_scalar_simd_mov_immediate): Likewise.
11762 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
11763 (aarch64_simd_attr_length_rglist): Delete.
11764 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
11765 a scalar_int_mode instead of a machine_mode.
11766 (aarch64_add_offset): Likewise.
11767 (aarch64_internal_mov_immediate): Likewise
11768 (aarch64_add_constant_internal): Likewise.
11769 (aarch64_add_constant): Likewise.
11770 (aarch64_movw_imm): Likewise.
11771 (aarch64_rtx_arith_op_extract_p): Likewise.
11772 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
11773 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
11774 Remove assert that the mode isn't a vector.
11775 (aarch64_output_scalar_simd_mov_immediate): Likewise.
11776 (aarch64_expand_mov_immediate): Update calls after above changes.
11777 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
11778 (aarch64_and_bitmask_imm): Check for scalar integer modes.
11779 (aarch64_move_imm): Likewise.
11780 (aarch64_can_const_movi_rtx_p): Likewise.
11781 (aarch64_strip_extend): Likewise.
11782 (aarch64_extr_rtx_p): Likewise.
11783 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
11784 a CONST_INT when the mode parameter is VOIDmode.
11785 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
11787 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11789 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
11790 * stor-layout.c (bitwise_mode_for_mode): Likewise.
11791 (bitwise_type_for_mode): Update accordingly.
11793 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11795 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
11796 * stor-layout.c (mode_for_size_tree): Likewise.
11797 (mode_for_array): Update accordingly.
11798 (layout_decl): Likewise.
11799 (compute_record_mode): Likewise. Only set the mode once.
11801 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11803 * target.def (get_mask_mode): Change return type to opt_mode.
11805 * doc/tm.texi: Regenerate.
11806 * targhooks.h (default_get_mask_mode): Return an opt_mode.
11807 * targhooks.c (default_get_mask_mode): Likewise.
11808 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
11809 * optabs-query.c (can_vec_mask_load_store_p): Update use of
11810 targetm.get_mask_mode.
11811 * tree.c (build_truth_vector_type): Likewise.
11813 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11815 * machmode.h (mode_for_vector): Return an opt_mode.
11816 * stor-layout.c (mode_for_vector): Likewise.
11817 (mode_for_int_vector): Update accordingly.
11818 (layout_type): Likewise.
11819 * config/i386/i386.c (emit_memmov): Likewise.
11820 (ix86_expand_set_or_movmem): Likewise.
11821 (ix86_expand_vector_init): Likewise.
11822 (ix86_get_mask_mode): Likewise.
11823 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
11825 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
11826 * expmed.c (extract_bit_field_1): Likewise.
11827 * expr.c (expand_expr_real_2): Likewise.
11828 * optabs-query.c (can_vec_perm_p): Likewise.
11829 (can_vec_mask_load_store_p): Likewise.
11830 * optabs.c (expand_vec_perm): Likewise.
11831 * targhooks.c (default_get_mask_mode): Likewise.
11832 * tree-vect-stmts.c (vectorizable_store): Likewise.
11833 (vectorizable_load): Likewise.
11834 (get_vectype_for_scalar_type_and_size): Likewise.
11836 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11838 * machmode.h (mode_for_int_vector): New function.
11839 * stor-layout.c (mode_for_int_vector): Likewise.
11840 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
11841 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
11842 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
11843 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
11844 (s390_expand_vcond): Likewise.
11846 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11848 * machmode.h (opt_machine_mode): New type.
11849 (opt_mode<T>): Allow construction from anything that can be
11851 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
11852 (mode_for_size): Return an opt_machine_mode.
11853 * stor-layout.c (mode_for_size): Likewise.
11854 (mode_for_size_tree): Update call accordingly.
11855 (bitwise_mode_for_mode): Likewise.
11856 (make_fract_type): Likewise.
11857 (make_accum_type): Likewise.
11858 * caller-save.c (replace_reg_with_saved_mem): Update call
11860 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
11861 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
11862 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
11863 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
11864 * expmed.c (extract_bit_field_1): Likewise.
11865 * reload.c (get_secondary_mem): Likewise.
11866 * varasm.c (assemble_integer): Likewise.
11867 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
11870 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11872 * machmode.h (decimal_float_mode_for_size): New function.
11873 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
11874 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
11875 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
11876 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
11877 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
11878 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
11880 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11882 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
11883 (get_builtin_sync_mode): Likewise.
11884 (expand_ifn_atomic_compare_exchange): Likewise.
11885 (expand_builtin_atomic_clear): Likewise.
11886 (expand_builtin_atomic_test_and_set): Likewise.
11887 (fold_builtin_atomic_always_lock_free): Likewise.
11888 * calls.c (compute_argument_addresses): Likewise.
11889 (emit_library_call_value_1): Likewise.
11890 (store_one_arg): Likewise.
11891 * combine.c (combine_instructions): Likewise.
11892 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
11893 * config/arm/arm.c (arm_function_value): Likewise.
11894 (aapcs_allocate_return_reg): Likewise.
11895 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
11896 * config/i386/i386.c (construct_container): Likewise.
11897 (ix86_gimplify_va_arg): Likewise.
11898 (ix86_expand_sse_cmp): Likewise.
11899 (emit_memmov): Likewise.
11900 (emit_memset): Likewise.
11901 (expand_small_movmem_or_setmem): Likewise.
11902 (ix86_expand_pextr): Likewise.
11903 (ix86_expand_pinsr): Likewise.
11904 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
11905 * config/microblaze/microblaze.c (microblaze_block_move_straight):
11907 * config/mips/mips.c (mips_function_value_1) Likewise.
11908 (mips_block_move_straight): Likewise.
11909 (mips_expand_ins_as_unaligned_store): Likewise.
11910 * config/powerpcspe/powerpcspe.c
11911 (rs6000_darwin64_record_arg_advance_flush): Likewise.
11912 (rs6000_darwin64_record_arg_flush): Likewise.
11913 * config/rs6000/rs6000.c
11914 (rs6000_darwin64_record_arg_advance_flush): Likewise.
11915 (rs6000_darwin64_record_arg_flush): Likewise.
11916 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
11917 (sparc_function_value_1): Likewise.
11918 * config/spu/spu.c (adjust_operand): Likewise.
11919 (spu_emit_branch_or_set): Likewise.
11920 (arith_immediate_p): Likewise.
11921 * emit-rtl.c (gen_lowpart_common): Likewise.
11922 * expr.c (expand_expr_real_1): Likewise.
11923 * function.c (assign_parm_setup_block): Likewise.
11924 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
11925 * reload1.c (alter_reg): Likewise.
11926 * stor-layout.c (mode_for_vector): Likewise.
11927 (layout_type): Likewise.
11929 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
11931 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
11932 (spu_convert_move): Likewise.
11933 * lower-subreg.c (resolve_simple_move): Likewise.
11935 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11938 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
11939 define_insn to a define_expand.
11940 (altivec_vsum2sws_direct): New define_insn.
11941 (altivec_vsumsws): Convert from a define_insn to a define_expand.
11943 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
11945 * config/arm/arm.c (arm_option_params_internal): Improve setting of
11948 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
11953 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
11954 realign stack if stack alignment needed is less than incoming
11957 2017-09-05 Marek Polacek <polacek@redhat.com>
11960 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
11963 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
11965 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
11967 2017-09-05 Richard Biener <rguenther@suse.de>
11969 PR tree-optimization/82084
11970 * fold-const.c (can_native_encode_string_p): Handle wide characters.
11972 2017-09-05 Richard Biener <rguenther@suse.de>
11974 PR tree-optimization/82102
11975 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
11977 2017-09-05 Martin Liska <mliska@suse.cz>
11979 PR tree-optimization/82032
11980 * tree-cfg.c (generate_range_test): New function.
11981 * tree-cfg.h (generate_range_test): Declared here.
11982 * tree-cfgcleanup.c (convert_single_case_switch): New function.
11983 (cleanup_control_expr_graph): Use it.
11984 * tree-switch-conversion.c (try_switch_expansion): Remove
11986 (emit_case_nodes): Use generate_range_test.
11988 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/i386.md (*<btsc><mode>_mask): Add
11992 TARGET_USE_BT to insn constraint.
11993 (*btr<mode>_mask): Ditto.
11995 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
11997 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
11998 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
12000 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
12003 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
12004 TARGET_NEON and TARGET_IWMMXT.
12005 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
12006 TARGET_NEON and TARGET_IWMMXT.
12007 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
12009 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
12011 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
12012 (ix86_rewrite_tls_address): Ditto.
12013 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
12014 (ix86_rewrite_tls_address_1): Ditto.
12015 (ix86_rewrite_tls_address): Ditto.
12016 * config/i386/predicates.md (tls_address_pattern): New predicate.
12017 * config/i386/i386.md (TLS address splitter): New splitter.
12019 2017-09-04 Richard Biener <rguenther@suse.de>
12021 PR tree-optimization/82084
12022 * fold-const.h (can_native_encode_string_p): Declare.
12023 * fold-const.c (can_native_encode_string_p): Factor out from ...
12024 (native_encode_string): ... here.
12025 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
12026 vectorizing stores from constants we later cannot handle.
12028 2017-09-04 Marek Polacek <polacek@redhat.com>
12031 * doc/invoke.texi: Update -Wtautological-compare documentation.
12033 2017-09-04 Jeff Law <law@redhat.com>
12035 PR tree-optimization/64910
12036 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
12037 swap the first and last operand if the last is a constant.
12039 2017-09-04 Marek Polacek <polacek@redhat.com>
12042 * convert.c (do_narrow): When sanitizing signed integer overflows,
12043 bail out for signed types.
12044 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
12046 2017-09-04 Richard Biener <rguenther@suse.de>
12048 PR tree-optimization/82060
12049 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12050 Move devirtualization after stmt folding and before EH/AB/noreturn
12051 cleanup to get the stmt refs canonicalized. Use a bool instead
12052 of gimple_modified_p since that doesn't work for NOPs. Schedule
12053 NOPs generated by folding for removal.
12055 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12056 Alan Hayward <alan.hayward@arm.com>
12057 David Sherwood <david.sherwood@arm.com>
12059 * coretypes.h (pad_direction): New enum.
12060 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
12061 (FUNCTION_ARG_PADDING): Likewise.
12062 * target.def (function_arg_padding): New hook.
12063 * targhooks.h (default_function_arg_padding): Declare.
12064 * targhooks.c (default_function_arg_padding): New function.
12065 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
12066 (TARGET_FUNCTION_ARG_PADDING): ...this.
12067 * doc/tm.texi: Regenerate.
12068 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
12069 instead of direction.
12070 (compute_argument_addresses): Likewise.
12071 (load_register_parameters): Likewise.
12072 (emit_library_call_value_1): Likewise.
12073 (store_one_arg): Use targetm.calls.function_arg_padding instead
12074 of FUNCTION_ARG_PADDING.
12075 (must_pass_in_stack_var_size_or_pad): Likewise.
12076 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
12077 (emit_group_store): Likewise.
12078 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
12079 instead of FUNCTION_ARG_PADDING.
12080 (emit_push_insn): Likewise, and propagate enum change throughout
12082 * function.h (direction): Delete.
12083 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
12085 * function.c (assign_parm_find_stack_rtl): Likewise.
12086 (assign_parm_setup_block_p): Likewise.
12087 (assign_parm_setup_block): Likewise.
12088 (gimplify_parameters): Likewise.
12089 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
12090 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
12092 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
12093 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12094 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
12095 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
12096 (aarch64_function_arg_padding): ...this new function.
12097 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
12098 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12099 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
12100 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12101 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
12102 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12103 (arm_pad_arg_upward): Replace with...
12104 (arm_function_arg_padding): ...this new function.
12105 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
12107 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
12108 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
12109 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12110 (ia64_hpux_function_arg_padding): Replace with...
12111 (ia64_function_arg_padding): ...this new function. Use pad_direction
12112 instead of direction. Check for TARGET_HPUX.
12113 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
12114 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12115 (iq2000_function_arg_padding): New function.
12116 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
12117 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
12118 (mips_function_arg_padding): ...this new function.
12119 (mips_pad_reg_upward): Update accordingly.
12120 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12121 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
12122 targetm.calls.function_arg_padding.
12123 (FUNCTION_ARG_PADDING): Delete.
12124 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
12125 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
12126 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12127 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
12128 (nios2_block_reg_padding): Return pad_direction instead of direction.
12129 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
12130 instead of direction.
12131 (nios2_function_arg_padding): Likewise. Make static.
12132 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12133 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
12134 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
12135 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
12136 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12137 (pa_function_arg_padding): Make static. Return pad_direction instead
12139 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
12140 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12141 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
12142 instead of direction. Use targetm.calls.function_arg_padding.
12143 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
12144 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
12145 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
12146 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
12147 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
12149 (function_arg_padding): Rename to...
12150 (rs6000_function_arg_padding): ...this. Make static. Return
12151 pad_direction instead of direction.
12152 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
12153 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
12154 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
12155 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
12156 instead of direction. Use targetm.calls.function_arg_padding.
12157 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
12158 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
12159 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
12160 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
12161 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12162 (function_arg_padding): Rename to...
12163 (rs6000_function_arg_padding): ...this. Make static. Return
12164 pad_direction instead of direction.
12165 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
12166 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
12167 * config/s390/s390.c (s390_function_arg_padding): New function.
12168 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12169 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
12170 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
12171 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
12172 (function_arg_padding): Rename to...
12173 (sparc_function_arg_padding): ...this. Make static. Return
12174 pad_direction instead of direction.
12175 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
12176 * config/spu/spu.c (spu_function_arg_padding): New function.
12177 (TARGET_FUNCTION_ARG_PADDING): Redefine.
12178 * system.h (FUNCTION_ARG_PADDING): Poison.
12180 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12181 Alan Hayward <alan.hayward@arm.com>
12182 David Sherwood <david.sherwood@arm.com>
12184 * target.def (modes_tieable_p): New hook.
12185 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
12186 (TARGET_MODES_TIEABLE_P): ...this.
12187 * doc/tm.texi.in: Regenerate.
12188 * hooks.h (hook_bool_mode_mode_true): Declare.
12189 * hooks.c (hook_bool_mode_mode_true): New function.
12190 * combine.c (subst): Use targetm.modes_tieable_p instead of
12192 * dse.c (find_shift_sequence): Likewise.
12193 * expmed.c (extract_low_bits): Likewise.
12194 * lower-subreg.c: Include target.h.
12195 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
12197 * rtlanal.c (rtx_cost): Likewise.
12198 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
12199 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
12200 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
12201 (TARGET_MODES_TIEABLE_P): Redefine.
12202 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
12203 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
12204 (TARGET_MODES_TIEABLE_P): Redefine.
12205 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
12206 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
12207 (arc_modes_tieable_p): New function.
12208 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
12209 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
12210 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
12211 (arm_modes_tieable_p): Make static.
12212 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
12213 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
12214 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
12215 (TARGET_MODES_TIEABLE_P): Redefine.
12216 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
12217 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
12218 (TARGET_MODES_TIEABLE_P): Redefine.
12219 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
12220 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
12221 (cr16_modes_tieable_p): New function.
12222 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
12223 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
12224 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
12225 (TRULY_NOOP_TRUNCATION): Update comment.
12226 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
12227 (TRULY_NOOP_TRUNCATION): Update comment.
12228 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
12229 (frv_modes_tieable_p): New function.
12230 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
12231 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
12232 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
12233 (TARGET_MODES_TIEABLE_P): Redefine.
12234 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
12235 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
12236 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
12237 (TARGET_MODES_TIEABLE_P): Redefine.
12238 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
12239 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
12240 (ia64_modes_tieable_p): New function.
12241 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
12242 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
12243 (iq2000_modes_tieable_p): New function.
12244 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
12245 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
12246 (lm32_modes_tieable_p): New function.
12247 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
12248 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
12249 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
12250 (TARGET_MODES_TIEABLE_P): Redefine.
12251 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
12252 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
12253 (m32r_modes_tieable_p): New function.
12254 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
12255 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
12256 (m68k_modes_tieable_p): New function.
12257 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
12258 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
12259 (mcore_modes_tieable_p): New function.
12260 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
12261 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
12263 (TARGET_MODES_TIEABLE_P): Redefine.
12264 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
12265 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
12266 * config/mips/mips.c (mips_modes_tieable_p): Make static.
12267 (TARGET_MODES_TIEABLE_P): Redefine.
12268 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
12269 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
12270 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
12271 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
12272 (mn10300_modes_tieable_p): ...this and make static.
12273 (TARGET_MODES_TIEABLE_P): Redefine.
12274 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
12275 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
12276 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
12277 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
12278 (msp430_modes_tieable_p): Make static.
12279 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
12280 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
12281 (TARGET_MODES_TIEABLE_P): Redefine.
12282 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
12283 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
12284 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
12285 (TARGET_MODES_TIEABLE_P): Redefine.
12286 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
12287 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
12288 * config/pa/pa.c (pa_modes_tieable_p): Make static.
12289 (TARGET_MODES_TIEABLE_P): Redefine.
12290 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
12291 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
12292 (pdp11_modes_tieable_p): New function.
12293 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
12294 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
12295 (rs6000_modes_tieable_p): New function.
12296 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
12297 * config/powerpcspe/powerpcspe.md: Update comment.
12298 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
12299 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
12300 (TARGET_MODES_TIEABLE_P): Redefine.
12301 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
12302 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
12303 (rl78_modes_tieable_p): New function.
12304 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
12305 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
12306 (rs6000_modes_tieable_p): New function.
12307 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
12308 * config/rs6000/rs6000.md: Update comment.
12309 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
12310 * config/rx/rx.c (rx_modes_tieable_p): New function.
12311 (TARGET_MODES_TIEABLE_P): Redefine.
12312 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
12313 * config/s390/s390.c (s390_modes_tieable_p): New function.
12314 (TARGET_MODES_TIEABLE_P): Redefine.
12315 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
12316 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
12317 (sh_modes_tieable_p): New function.
12318 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
12319 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
12320 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
12321 (sparc_modes_tieable_p): Make static.
12322 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
12323 * config/spu/spu.c (spu_modes_tieable_p): New function.
12324 (TARGET_MODES_TIEABLE_P): Redefine.
12325 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
12326 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
12327 (TARGET_MODES_TIEABLE_P): Redefine.
12328 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
12329 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
12330 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
12331 * config/v850/v850.c (v850_modes_tieable_p): New function.
12332 (TARGET_MODES_TIEABLE_P): Redefine.
12333 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
12334 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
12335 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
12336 (visium_modes_tieable_p): New function.
12337 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
12338 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
12339 (xtensa_modes_tieable_p): New function.
12340 * system.h (MODES_TIEABLE_P): Poison.
12342 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12343 Alan Hayward <alan.hayward@arm.com>
12344 David Sherwood <david.sherwood@arm.com>
12346 * target.def (hard_regno_mode_ok): New hook.
12347 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
12348 (TARGET_HARD_REGNO_MODE_OK): ...this.
12349 * doc/tm.texi.in: Regenerate.
12350 * hooks.h (hook_bool_uint_mode_true): Declare.
12351 * hooks.c (hook_bool_uint_mode_true): New function.
12352 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
12353 HARD_REGNO_MODE_OK.
12354 * genpreds.c (write_insn_preds_c): Add an include of target.h.
12355 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
12356 instead of HARD_REGNO_MODE_OK.
12357 * caller-save.c: Include target.h.
12358 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
12359 HARD_REGNO_MODE_OK.
12360 * combine.c (can_combine_p): Likewise.
12361 (combinable_i3pat): Likewise.
12362 (can_change_dest_mode): Likewise.
12363 * expr.c (init_expr_target): Likewise.
12364 (convert_move): Likewise.
12365 (convert_modes): Likewise.
12366 * ira.c (setup_prohibited_class_mode_regs): Likewise.
12367 (setup_prohibited_mode_move_regs): Likewise.
12368 * ira.h (target_ira): Likewise.
12369 * lra-assigns.c (find_hard_regno_for_1): Likewise.
12370 * lra-constraints.c (process_alt_operands): Likewise.
12371 (split_reg): Likewise.
12372 * recog.c (peep2_find_free_register): Likewise.
12373 * ree.c (combine_reaching_defs): Likewise.
12374 * regcprop.c (maybe_mode_change): Likewise.
12375 * reginfo.c (init_reg_sets_1): Likewise.
12376 (choose_hard_reg_mode): Likewise.
12377 (simplifiable_subregs): Likewise.
12378 * regrename.c (check_new_reg_p): Likewise.
12379 * reload.c (find_valid_class): Likewise.
12380 (find_valid_class_1): Likewise.
12381 (reload_inner_reg_of_subreg): Likewise.
12382 (push_reload): Likewise.
12383 (combine_reloads): Likewise.
12384 (find_dummy_reload): Likewise.
12385 (find_reloads): Likewise.
12386 * reload1.c (find_reg): Likewise.
12387 (set_reload_reg): Likewise.
12388 (allocate_reload_reg): Likewise.
12389 (choose_reload_regs): Likewise.
12390 (reload_adjust_reg_for_temp): Likewise.
12391 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
12392 (simplify_subreg_regno): Likewise.
12393 * sel-sched.c (init_regs_for_mode): Likewise.
12394 * varasm.c (make_decl_rtl): Likewise.
12395 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
12396 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
12397 HARD_REGNO_MODE_OK.
12398 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
12399 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
12400 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12401 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
12402 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
12403 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12404 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
12405 (arc_mode_class): Delete.
12406 (HARD_REGNO_MODE_OK): Delete.
12407 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12408 (arc_hard_regno_mode_ok): Rename old array to...
12409 (arc_hard_regno_mode_ok_modes): ...this.
12410 (arc_conditional_register_usage): Update accordingly.
12411 (arc_mode_class): Make static.
12412 (arc_hard_regno_mode_ok): New function.
12413 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
12414 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
12415 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12416 (arm_hard_regno_mode_ok): Make static.
12417 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
12418 HARD_REGNO_MODE_OK.
12419 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
12420 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
12421 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
12423 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12424 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
12425 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
12426 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
12427 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
12428 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12429 * config/bfin/predicates.md (valid_reg_operand): Use
12430 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
12431 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
12432 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
12433 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12434 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
12435 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
12436 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12437 (cr16_hard_regno_mode_ok): Make static and return a bool.
12438 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
12439 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12440 (cris_hard_regno_mode_ok): New function.
12441 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
12442 (epiphany_mode_class): Delete.
12443 (HARD_REGNO_MODE_OK): Delete.
12444 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
12445 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12446 (hard_regno_mode_ok): Rename to...
12447 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
12448 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
12449 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
12450 HARD_REGNO_MODE_OK.
12451 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
12452 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
12453 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12454 (frv_hard_regno_mode_ok): Make static and return a bool.
12455 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
12456 HARD_REGNO_MODE_OK.
12457 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
12458 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
12459 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
12460 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
12462 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12463 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
12464 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
12465 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
12467 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12468 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
12469 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12470 (ia64_hard_regno_mode_ok): New function.
12471 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
12472 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12473 (iq2000_hard_regno_mode_ok): New function.
12474 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
12475 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12476 (lm32_hard_regno_mode_ok): New function.
12477 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
12478 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
12479 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
12480 instead of HARD_REGNO_MODE_OK.
12481 (m32c_hard_regno_ok): Rename to...
12482 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
12483 (m32c_cannot_change_mode_class): Update accordingly.
12484 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12485 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
12486 (m32r_mode_class): Delete.
12487 (HARD_REGNO_MODE_OK): Delete.
12488 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12489 (m32r_hard_regno_mode_ok): Rename to...
12490 (m32r_hard_regno_modes): ...this.
12491 (m32r_mode_class): Make static.
12492 (m32r_hard_regno_mode_ok): New function.
12493 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
12494 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
12495 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12496 (m68k_hard_regno_mode_ok): Make static.
12497 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
12498 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12499 (mcore_hard_regno_mode_ok): New function.
12500 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
12501 (HARD_REGNO_MODE_OK): Delete.
12502 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
12504 (microblaze_hard_regno_mode_ok_p): ...this and make static.
12505 (microblaze_hard_regno_mode_ok): New function.
12506 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12507 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
12508 (mips_hard_regno_mode_ok): Delete.
12509 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
12510 (mips_hard_regno_mode_ok_p): ...this and make static.
12511 (mips_hard_regno_mode_ok_p): Rename to...
12512 (mips_hard_regno_mode_ok_uncached): ...this.
12513 (mips_hard_regno_mode_ok): New function.
12514 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
12515 of HARD_REGNO_MODE_OK.
12516 (mips_option_override): Update after above name changes.
12517 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12518 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
12519 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
12520 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
12521 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
12522 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12523 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
12524 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
12525 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
12526 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12527 (msp430_hard_regno_mode_ok): Make static and return a bool.
12528 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
12529 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
12530 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
12532 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12533 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
12534 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
12535 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
12536 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
12537 (PA_HARD_REGNO_MODE_OK): ...this
12538 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
12539 (PA_HARD_REGNO_MODE_OK): ...this.
12540 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12541 (pa_hard_regno_mode_ok): New function.
12542 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
12543 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12544 (pdp11_hard_regno_mode_ok): New function.
12545 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
12546 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
12548 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
12550 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12551 (rs6000_hard_regno_mode_ok): Rename to...
12552 (rs6000_hard_regno_mode_ok_uncached): ...this.
12553 (rs6000_init_hard_regno_mode_ok): Update accordingly.
12554 (rs6000_hard_regno_mode_ok): New function.
12555 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
12556 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
12557 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
12558 (riscv_hard_regno_mode_ok): ...this and make static.
12559 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12560 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
12561 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
12562 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12563 (rl78_hard_regno_mode_ok): Make static and return bool.
12564 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
12565 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
12567 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
12568 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12569 (rs6000_hard_regno_mode_ok): Rename to...
12570 (rs6000_hard_regno_mode_ok_uncached): ...this.
12571 (rs6000_init_hard_regno_mode_ok): Update accordingly.
12572 (rs6000_hard_regno_mode_ok): New function.
12573 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
12574 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
12575 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12576 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
12577 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
12578 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
12579 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12580 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
12581 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
12582 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12583 (sh_hard_regno_mode_ok): Make static.
12584 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
12585 instead of HARD_REGNO_MODE_OK.
12586 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
12587 (sparc_mode_class): Delete.
12588 (HARD_REGNO_MODE_OK): Delete.
12589 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12590 (hard_regno_mode_classes): Make static.
12591 (sparc_mode_class): Likewise.
12592 (sparc_hard_regno_mode_ok): New function.
12593 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
12594 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
12595 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
12597 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12598 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
12599 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
12600 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
12601 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
12602 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12603 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
12604 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
12605 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
12606 (visium_hard_regno_mode_ok): New function.
12607 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
12608 instead of HARD_REGNO_MODE_OK.
12609 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
12610 (HARD_REGNO_MODE_OK): Delete.
12611 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
12612 (xtensa_hard_regno_mode_ok_p): ...this and make static.
12613 (xtensa_option_override): Update accordingly.
12614 (TARGET_HARD_REGNO_MODE_OK): Redefine.
12615 (xtensa_hard_regno_mode_ok): New function.
12616 * system.h (HARD_REGNO_MODE_OK): Poison.
12618 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12619 Alan Hayward <alan.hayward@arm.com>
12620 David Sherwood <david.sherwood@arm.com>
12622 * target.def (hard_regno_call_part_clobbered): New hook.
12623 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
12624 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
12625 * doc/tm.texi: Regenerate.
12626 * hooks.h (hook_bool_uint_mode_false): Declare.
12627 * hooks.c (hook_bool_uint_mode_false): New function.
12628 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12629 * cselib.c (cselib_process_insn): Use
12630 targetm.hard_regno_call_part_clobbered instead of
12631 HARD_REGNO_CALL_PART_CLOBBERED.
12632 * ira-conflicts.c (ira_build_conflicts): Likewise.
12633 * ira-costs.c (ira_tune_allocno_costs): Likewise.
12634 * lra-constraints.c (need_for_call_save_p): Likewise.
12635 * lra-lives.c: Include target.h.
12636 (check_pseudos_live_through_calls): Use
12637 targetm.hard_regno_call_part_clobbered instead of
12638 HARD_REGNO_CALL_PART_CLOBBERED.
12639 * regcprop.c: Include target.h.
12640 (copyprop_hardreg_forward_1): Use
12641 targetm.hard_regno_call_part_clobbered instead of
12642 HARD_REGNO_CALL_PART_CLOBBERED.
12643 * reginfo.c (choose_hard_reg_mode): Likewise.
12644 * regrename.c (check_new_reg_p): Likewise.
12645 * reload.c (find_equiv_reg): Likewise.
12646 * reload1.c (emit_reload_insns): Likewise.
12647 * sched-deps.c (deps_analyze_insn): Likewise.
12648 * sel-sched.c (init_regs_for_mode): Likewise.
12649 (mark_unavailable_hard_regs): Likewise.
12650 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
12651 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12652 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
12654 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12655 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12656 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
12658 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
12660 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12661 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12662 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
12664 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12665 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12666 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
12668 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12669 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
12671 * config/powerpcspe/powerpcspe.c
12672 (rs6000_hard_regno_call_part_clobbered): New function.
12673 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12674 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12675 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
12677 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12678 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12679 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
12681 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
12682 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
12683 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
12685 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12686 Alan Hayward <alan.hayward@arm.com>
12687 David Sherwood <david.sherwood@arm.com>
12689 * rtl.h (subreg_memory_offset): Declare.
12690 * emit-rtl.c (subreg_memory_offset): New function.
12691 * expmed.c (store_bit_field_1): Use it.
12692 * expr.c (undefined_operand_subword_p): Likewise.
12693 * simplify-rtx.c (simplify_subreg): Likewise.
12695 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
12697 PR rtl-optimization/57448
12700 * optabs.c (expand_atomic_load): Place compiler memory barriers if
12701 using atomic_load pattern.
12702 (expand_atomic_store): Likewise.
12704 2017-09-04 Jakub Jelinek <jakub@redhat.com>
12707 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
12708 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
12709 handling. Use replace_call_with_value with NULL instead of
12710 gsi_replace, unlink_stmt_vdef and release_defs.
12712 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
12715 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
12717 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
12720 * rtl.h (emit_library_call_value_1): Declare.
12721 (emit_library_call): Replace declaration with a series of overloads.
12722 Remove the parameter count argument.
12723 (emit_library_call_value): Likewise.
12724 * calls.c (emit_library_call_value_1): Make global. Replace varargs
12725 with an "rtx_mode_t *".
12726 (emit_library_call_value): Delete.
12727 (emit_library_call): Likewise.
12728 * asan.c (asan_emit_stack_protection): Update calls accordingly.
12729 (asan_emit_allocas_unpoison): Likewise.
12730 * builtins.c (expand_builtin_powi): Likewise.
12731 (expand_asan_emit_allocas_unpoison): Likewise.
12732 * cfgexpand.c (expand_main_function): Likewise.
12733 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
12734 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
12735 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
12736 * config/arm/arm.c (arm_trampoline_init): Likewise.
12737 (arm_call_tls_get_addr): Likewise.
12738 (arm_expand_divmod_libfunc): Likewise.
12739 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
12740 (smulsi3_highpart): Likewise.
12741 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
12742 (c6x_expand_compare): Likewise.
12743 (c6x_expand_movmem): Likewise.
12744 * config/frv/frv.c (frv_trampoline_init): Likewise.
12745 * config/i386/i386.c (ix86_trampoline_init): Likewise.
12746 (ix86_expand_divmod_libfunc): Likewise.
12747 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
12748 (ia64_expand_compare): Likewise.
12749 (ia64_profile_hook): Likewise.
12750 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
12751 (nonlocal_goto): Likewise.
12752 (restore_stack_nonlocal): Likewise.
12753 * config/m32r/m32r.c (block_move_call): Likewise.
12754 (m32r_trampoline_init): Likewise.
12755 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
12756 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
12757 (m68k_call_m68k_read_tp): Likewise.
12758 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
12759 (microblaze_expand_divide): Likewise.
12760 * config/mips/mips.h (mips_args): Likewise.
12761 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
12762 (MIPS_ICACHE_SYNC): Likewise.
12763 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
12764 (nios2_trampoline_init): Likewise.
12765 * config/pa/pa.c (hppa_tls_call): Likewise.
12766 (pa_trampoline_init): Likewise.
12767 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
12768 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
12769 (expand_strn_compare): Likewise.
12770 (rs6000_generate_compare): Likewise.
12771 (rs6000_expand_float128_convert): Likewise.
12772 (output_profile_hook): Likewise.
12773 (rs6000_trampoline_init): Likewise.
12774 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
12775 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
12776 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
12777 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
12778 (rs6000_generate_compare): Likewise.
12779 (rs6000_expand_float128_convert): Likewise.
12780 (output_profile_hook): Likewise.
12781 (rs6000_trampoline_init): Likewise.
12782 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
12783 * config/sh/sh.c (sh_trampoline_init): Likewise.
12784 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
12785 (sparc_emit_float_lib_cmp): Likewise.
12786 (sparc32_initialize_trampoline): Likewise.
12787 (sparc64_initialize_trampoline): Likewise.
12788 (sparc_profile_hook): Likewise.
12789 * config/spu/spu.c (ea_load_store): Likewise.
12790 * config/spu/spu.md (floatunssidf2): Likewise.
12791 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
12792 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
12793 * config/visium/visium.c (expand_block_move_4): Likewise.
12794 (expand_block_move_2): Likewise.
12795 (expand_block_move_1): Likewise.
12796 (expand_block_set_4): Likewise.
12797 (expand_block_set_2): Likewise.
12798 (expand_block_set_1): Likewise.
12799 (visium_trampoline_init): Likewise.
12800 (visium_profile_hook): Likewise.
12801 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
12802 (xtensa_setup_frame_addresses): Likewise.
12803 (xtensa_trampoline_init): Likewise.
12804 * except.c (sjlj_emit_function_enter): Likewise.
12805 (sjlj_emit_function_exit): Likewise.
12806 * explow.c (allocate_dynamic_stack_space): Likewise.
12807 (probe_stack_range): Likewise.
12808 * expr.c (convert_mode_scalar): Likewise.
12809 * optabs.c (expand_binop): Likewise.
12810 (expand_twoval_binop_libfunc): Likewise.
12811 (expand_unop): Likewise.
12812 (prepare_cmp_insn): Likewise.
12813 (prepare_float_lib_cmp): Likewise.
12814 (expand_float): Likewise.
12815 (expand_fix): Likewise.
12816 (expand_fixed_convert): Likewise.
12817 (maybe_emit_sync_lock_test_and_set): Likewise.
12818 (expand_atomic_compare_and_swap): Likewise.
12819 (expand_mem_thread_fence): Likewise.
12820 (expand_atomic_fetch_op): Likewise.
12822 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
12824 * doc/generic.texi (OpenACC): Adjust URL.
12825 * doc/invoke.texi (C Dialect Options): Ditto.
12827 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
12830 predicate for operand 1. Add (m,<S>) constraint.
12831 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
12832 Prevent memory operand 1 with register operand 2.
12834 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12836 PR rtl-optimization/82024
12837 * combine.c (try_combine): If the combination result is a PARALLEL,
12838 and we only need to retain the SET in there that would be placed
12839 at I2, check that we can place that at I3 instead, before doing so.
12841 2017-09-01 Jakub Jelinek <jakub@redhat.com>
12844 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
12846 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
12847 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
12850 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
12851 Jeff Law <law@redhat.com>
12853 * varasm.c (bss_initializer_p): Do not put constants into .bss
12854 (categorize_decl_for_section): Handle bss_initializer_p returning
12855 false when DECL_INITIAL is NULL.
12857 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12860 * config/s390/s390.c (s390_can_inline_p): New function.
12862 2017-09-01 Jeff Law <law@redhat.com>
12864 PR tree-optimization/82052
12865 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
12866 Always initialize the returned slot after a hash table miss
12867 when INSERT is true.
12869 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
12871 * config/s390/s390.md (mem_signal_fence): Remove.
12872 * doc/md.texi (mem_signal_fence): Remove.
12873 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
12875 * target-insns.def (mem_signal_fence): Remove.
12877 2017-09-01 Jakub Jelinek <jakub@redhat.com>
12880 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
12883 * asan.c (create_odr_indicator): Strip name encoding from assembler
12884 name before appending it after __odr_asan_.
12886 2017-09-01 Martin Liska <mliska@suse.cz>
12888 PR tree-optimization/82059
12889 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
12890 frequency only when an edge is redirected.
12892 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
12894 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
12895 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
12896 (arc_conditional_register_usage): Remove ARC600 lp_count
12898 (arc_file_start): Emit Tag_ARC_CPU_variation.
12899 (arc_can_use_doloop_p): New conditions to use ZOLs.
12900 (hwloop_fail): New function.
12901 (hwloop_optimize): Likewise.
12902 (hwloop_pattern_reg): Likewise.
12903 (arc_doloop_hooks): New struct, to be used with reorg_loops.
12904 (arc_reorg_loops): New function, calls reorg_loops.
12905 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
12906 (arc600_corereg_hazard): Remove ZOL checking, case handled by
12908 (arc_loop_hazard): Remove function, functionality moved into
12910 (arc_hazard): Remove arc_loop_hazard call.
12911 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
12912 into hwloop_optimize.
12913 (arc_label_align): Remove ZOL handling.
12914 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
12915 * config/arc/arc.md (doloop_begin): Remove pattern.
12916 (doloop_begin_i): Likewise.
12917 (doloop_end_i): Likewise.
12918 (doloop_fallback): Likewise.
12919 (doloop_fallback_m): Likewise.
12920 (doloop_end): Reimplement expand.
12921 (arc_lp): New pattern for LP instruction.
12922 (loop_end): New pattern.
12923 (loop_fail): Likewise.
12924 (decrement_and_branch_until_zero): Likewise.
12925 * config/arc/arc.opt (mlpc-width): New option.
12926 * doc/invoke.texi (mlpc-width): Document option.
12928 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
12930 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
12931 (arc_ccfsm_advance): Fix checking for delay slots.
12932 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
12934 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
12936 * config/arc/arc.md (movqi_insn): Add stores to save constant long
12938 (movhi_insn): Update store instruction constraint which are saving
12939 6-bit short immediates.
12940 (movsi_insn): Consider also short scaled load operations.
12941 (zero_extendhisi2_i): Use Usd constraint instead of T.
12942 (extendhisi2_i): Add q constraint.
12943 (arc_clzsi2): Add type and length attributes.
12944 (arc_ctzsi2): Likewise.
12945 * config/arc/constraints.md (Usc): Update constraint, the
12946 assembler can parse two relocations for a single instruction.
12948 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
12950 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
12951 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
12953 2017-08-31 Olivier Hainque <hainque@adacore.com>
12955 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
12956 match as powerpc-wrs-vxworks*.
12958 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
12960 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
12961 register constraint for by-element operand.
12962 (aarch64_mls_elt_merge<mode>): Likewise.
12964 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
12966 * config/arc/arc.c (arc_can_follow_jump): Check for short
12969 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
12971 * config.gcc: Use g.opt for arc.
12972 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
12973 functionality moved to ...
12974 (legitimate_scaled_address_p): New function, ...here.
12975 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
12976 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
12977 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
12979 (arc_override_options): Handle G option.
12980 (arc_output_pic_addr_const): Correct function definition.
12981 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
12982 (arc_decl_anon_ns_mem_p): Delete.
12983 (arc_in_small_data_p): Overhaul this function to take into
12984 consideration the value given via G option.
12985 (arc_rewrite_small_data_1): Renamed and corrected old
12986 arc_rewrite_small_data function.
12987 (arc_rewrite_small_data): New function.
12988 (small_data_pattern): Don't use pic_offset_table_rtx.
12989 * config/arc/arc.h (CC1_SPEC): Recognize G option.
12990 * config/arc/simdext.md (movmisalignv2hi): Use
12991 prepare_move_operands function.
12993 (movmisalign*): Likewise.
12994 * doc/invoke.texi (ARC options): Document -G option.
12996 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
12998 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
13000 * config/arc/arc.c (arc_print_operand): Output scalled address for
13001 sdata whenever is possible.
13002 (arc_in_small_data_p): Allow sdata for 64bit datum when double
13003 load/stores are available.
13004 (compact_sda_memory_operand): Check for the alignment required by
13005 code density instructions.
13006 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
13008 * config/arc/constraints.md (Usd): Update constraint.
13009 (Us0): New constraint.
13010 (Usc): Update constraint.
13012 2017-08-31 Richard Biener <rguenther@suse.de>
13014 PR middle-end/82054
13015 * dwarf2out.c (dwarf2out_early_global_decl): Process each
13016 function only once.
13018 2017-08-31 Tamar Christina <tamar.christina@arm.com>
13020 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
13021 Resize type_signature.
13023 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13024 Alan Hayward <alan.hayward@arm.com>
13025 David Sherwood <david.sherwood@arm.com>
13027 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
13028 subregs whose inner modes can be stored in GPRs.
13029 (aarch64_classify_index): Likewise.
13031 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13032 Alan Hayward <alan.hayward@arm.com>
13033 David Sherwood <david.sherwood@arm.com>
13035 * config/aarch64/iterators.md (V_cmp_result): Rename to...
13036 (V_INT_EQUIV): ...this.
13037 (v_cmp_result): Rename to...
13038 (v_int_equiv): ...this.
13039 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
13040 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
13041 (copysign<mode>3): Likewise.
13042 (aarch64_simd_bsl<mode>_internal): Likewise.
13043 (aarch64_simd_bsl<mode>): Likewise.
13044 (vec_cmp<mode><mode>): Likewise.
13045 (vcond<mode><mode>): Likewise.
13046 (vcond<v_cmp_mixed><mode>): Likewise.
13047 (vcondu<mode><v_cmp_mixed>): Likewise.
13048 (aarch64_cm<optab><mode>): Likewise.
13049 (aarch64_cmtst<mode>): Likewise.
13050 (aarch64_fac<optab><mode>): Likewise.
13051 (vec_perm_const<mode>): Likewise.
13052 (vcond_mask_<mode><v_cmp_result>): Rename to...
13053 (vcond_mask_<mode><v_int_equiv>): ...this.
13054 (vec_cmp<mode><v_cmp_result>): Rename to...
13055 (vec_cmp<mode><v_int_equiv>): ...this.
13057 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
13058 Alan Hayward <alan.hayward@arm.com>
13059 David Sherwood <david.sherwood@arm.com>
13061 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
13063 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
13064 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
13065 (UNSPEC_LD4_DREG): New unspecs.
13066 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
13067 (aarch64_ld2<mode>_dreg_be): Replace with...
13068 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
13070 (aarch64_ld3<mode>_dreg_le)
13071 (aarch64_ld3<mode>_dreg_be): Replace with...
13072 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
13074 (aarch64_ld4<mode>_dreg_le)
13075 (aarch64_ld4<mode>_dreg_be): Replace with...
13076 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
13079 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13081 PR tree-optimization/81987
13082 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
13083 insert an initializer in a location not dominated by the stride
13086 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
13088 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
13089 on the entire header of the finally block in the fallthru case.
13091 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
13093 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
13095 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
13097 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
13098 rs6000_emit_move_from_cr and call renamed function.
13099 (rs6000_emit_prologue): Call renamed functions.
13100 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
13101 movesi_from_cr, remove volatile CRs.
13103 2017-08-30 Jon Beniston <jon@beniston.com>
13104 Richard Biener <rguenther@suse.de>
13106 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
13107 of VECTOR_MODE_P check.
13108 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
13109 element vector types.
13111 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13113 * df.h (df_read_modify_subreg_p): Remove in favor of...
13114 * rtl.h (read_modify_subreg_p): ...this new function. Take a
13115 const_rtx instead of an rtx.
13116 * cprop.c (local_cprop_find_used_regs): Update accordingly.
13117 * df-problems.c (df_word_lr_mark_ref): Likewise.
13118 * ira-lives.c (mark_pseudo_reg_live): Likewise.
13119 (mark_pseudo_reg_dead): Likewise.
13120 (mark_ref_dead): Likewise.
13121 * reginfo.c (init_subregs_of_mode): Likewise.
13122 * sched-deps.c (sched_analyze_1): Likewise.
13123 * df-scan.c (df_def_record_1): Likewise.
13124 (df_uses_record): Likewise.
13125 (df_read_modify_subreg_p): Remove in favor of...
13126 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
13127 const_rtx instead of an rtx.
13129 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13130 Alan Hayward <alan.hayward@arm.com>
13131 David Sherwood <david.sherwood@arm.com>
13133 * rtl.h (partial_subreg_p): New function.
13134 * caller-save.c (save_call_clobbered_regs): Use it.
13135 * calls.c (expand_call): Likewise.
13136 * combine.c (combinable_i3pat): Likewise.
13137 (simplify_set): Likewise.
13138 (make_extraction): Likewise.
13139 (make_compound_operation_int): Likewise.
13140 (gen_lowpart_or_truncate): Likewise.
13141 (force_to_mode): Likewise.
13142 (make_field_assignment): Likewise.
13143 (reg_truncated_to_mode): Likewise.
13144 (record_truncated_value): Likewise.
13145 (move_deaths): Likewise.
13146 * cse.c (record_jump_cond): Likewise.
13147 (cse_insn): Likewise.
13148 * cselib.c (cselib_lookup_1): Likewise.
13149 * expmed.c (extract_bit_field_using_extv): Likewise.
13150 * function.c (assign_parm_setup_reg): Likewise.
13151 * ifcvt.c (noce_convert_multiple_sets): Likewise.
13152 * ira-build.c (create_insn_allocnos): Likewise.
13153 * lra-coalesce.c (merge_pseudos): Likewise.
13154 * lra-constraints.c (match_reload): Likewise.
13155 (simplify_operand_subreg): Likewise.
13156 (curr_insn_transform): Likewise.
13157 * lra-lives.c (process_bb_lives): Likewise.
13158 * lra.c (new_insn_reg): Likewise.
13159 (lra_substitute_pseudo): Likewise.
13160 * regcprop.c (mode_change_ok): Likewise.
13161 (maybe_mode_change): Likewise.
13162 (copyprop_hardreg_forward_1): Likewise.
13163 * reload.c (push_reload): Likewise.
13164 (find_reloads): Likewise.
13165 (find_reloads_subreg_address): Likewise.
13166 * reload1.c (alter_reg): Likewise.
13167 (eliminate_regs_1): Likewise.
13168 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
13170 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
13172 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
13173 back to if statements, including unpack.
13175 2017-08-30 Martin Liska <mliska@suse.cz>
13177 PR inline-asm/82001
13178 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
13180 (func_checker::compare_asm_inputs_outputs): ... this function.
13181 (func_checker::compare_gimple_asm): Use the function to compare
13182 also ASM constrains.
13183 * ipa-icf-gimple.h: Rename the function.
13185 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13186 Alan Hayward <alan.hayward@arm.com>
13187 David Sherwood <david.sherwood@arm.com>
13189 * coretypes.h (complex_mode): New type.
13190 * gdbhooks.py (build_pretty_printer): Handle it.
13191 * machmode.h (complex_mode): New class.
13192 (complex_mode::includes_p): New function.
13193 (is_complex_int_mode): Likewise.
13194 (is_complex_float_mode): Likewise.
13195 * genmodes.c (get_mode_class): Handle complex mode classes.
13196 * function.c (expand_function_end): Use is_complex_int_mode.
13198 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13199 Alan Hayward <alan.hayward@arm.com>
13200 David Sherwood <david.sherwood@arm.com>
13202 * coretypes.h (scalar_mode_pod): New typedef.
13203 * gdbhooks.py (build_pretty_printer): Handle it.
13204 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
13205 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
13206 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
13207 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
13208 as_a <scalar_mode>.
13210 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13211 Alan Hayward <alan.hayward@arm.com>
13212 David Sherwood <david.sherwood@arm.com>
13214 * machmode.h (mode_for_vector): Take a scalar_mode instead
13216 * stor-layout.c (mode_for_vector): Likewise.
13217 * explow.c (promote_mode): Use as_a <scalar_mode>.
13218 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
13220 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13221 Alan Hayward <alan.hayward@arm.com>
13222 David Sherwood <david.sherwood@arm.com>
13224 * target.def (preferred_simd_mode): Take a scalar_mode
13225 instead of a machine_mode.
13226 * targhooks.h (default_preferred_simd_mode): Likewise.
13227 * targhooks.c (default_preferred_simd_mode): Likewise.
13228 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
13229 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
13230 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
13231 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
13232 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
13233 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
13234 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
13235 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
13237 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
13238 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
13239 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
13240 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
13241 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
13242 * doc/tm.texi: Regenerate.
13243 * optabs-query.c (can_vec_mask_load_store_p): Return false for
13246 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13247 Alan Hayward <alan.hayward@arm.com>
13248 David Sherwood <david.sherwood@arm.com>
13250 * target.def (scalar_mode_supported_p): Take a scalar_mode
13251 instead of a machine_mode.
13252 * targhooks.h (default_scalar_mode_supported_p): Likewise.
13253 * targhooks.c (default_scalar_mode_supported_p): Likewise.
13254 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
13255 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
13256 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
13257 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
13258 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
13259 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
13260 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
13261 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
13262 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
13263 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
13264 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
13265 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
13267 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
13268 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
13269 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
13270 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
13271 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
13273 * doc/tm.texi: Regenerate.
13275 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13276 Alan Hayward <alan.hayward@arm.com>
13277 David Sherwood <david.sherwood@arm.com>
13279 * coretypes.h (opt_scalar_mode): New typedef.
13280 * gdbhooks.py (build_pretty_printers): Handle it.
13281 * machmode.h (mode_iterator::get_2xwider): Add overload for
13283 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
13285 * expr.c (convert_mode_scalar): Likewise.
13286 * omp-low.c (omp_clause_aligned_alignment): Likewise.
13287 * optabs.c (expand_float): Likewise.
13288 (expand_fix): Likewise.
13289 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
13291 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13292 Alan Hayward <alan.hayward@arm.com>
13293 David Sherwood <david.sherwood@arm.com>
13295 * optabs.c (expand_float): Explicitly check for scalars before
13296 using a branching expansion.
13297 (expand_fix): Likewise.
13299 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13300 Alan Hayward <alan.hayward@arm.com>
13301 David Sherwood <david.sherwood@arm.com>
13303 * expr.c (convert_mode): Split scalar handling out into...
13304 (convert_mode_scalar): ...this new function. Treat the modes
13307 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13308 Alan Hayward <alan.hayward@arm.com>
13309 David Sherwood <david.sherwood@arm.com>
13311 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
13313 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
13315 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13316 Alan Hayward <alan.hayward@arm.com>
13317 David Sherwood <david.sherwood@arm.com>
13319 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
13320 rather than a machine_mode.
13321 (fixed_from_string): Likewise.
13322 (fixed_convert): Likewise.
13323 (fixed_convert_from_int): Likewise.
13324 (fixed_convert_from_real): Likewise.
13325 (real_convert_from_fixed): Likewise.
13326 * fixed-value.c (fixed_from_double_int): Likewise.
13327 (fixed_from_string): Likewise.
13328 (fixed_convert): Likewise.
13329 (fixed_convert_from_int): Likewise.
13330 (fixed_convert_from_real): Likewise.
13331 (real_convert_from_fixed): Likewise.
13332 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
13334 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13335 Alan Hayward <alan.hayward@arm.com>
13336 David Sherwood <david.sherwood@arm.com>
13338 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
13339 of separate mode class checks. Do not allow vector modes here.
13340 (immed_wide_int_const): Use as_a <scalar_mode>.
13341 * explow.c (trunc_int_for_mode): Likewise.
13342 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
13343 (wi::shwi): Likewise.
13344 (wi::min_value): Likewise.
13345 (wi::max_value): Likewise.
13346 * dwarf2out.c (loc_descriptor): Likewise.
13347 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
13348 for CONST_WIDE_INT.
13350 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13351 Alan Hayward <alan.hayward@arm.com>
13352 David Sherwood <david.sherwood@arm.com>
13354 * tree.h (SCALAR_TYPE_MODE): New macro.
13355 * expr.c (expand_expr_addr_expr_1): Use it.
13356 (expand_expr_real_2): Likewise.
13357 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
13358 (fold_convert_const_fixed_from_int): Likewise.
13359 (fold_convert_const_fixed_from_real): Likewise.
13360 (native_encode_fixed): Likewise
13361 (native_encode_complex): Likewise
13362 (native_encode_vector): Likewise.
13363 (native_interpret_fixed): Likewise.
13364 (native_interpret_real): Likewise.
13365 (native_interpret_complex): Likewise.
13366 (native_interpret_vector): Likewise.
13367 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
13368 (simd_clone_adjust_argument_types): Likewise.
13369 (simd_clone_init_simd_arrays): Likewise.
13370 (simd_clone_adjust): Likewise.
13371 * stor-layout.c (layout_type): Likewise.
13372 * tree.c (build_minus_one_cst): Likewise.
13373 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
13374 * tree-inline.c (estimate_move_cost): Likewise.
13375 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
13376 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
13377 (vectorizable_reduction): Likewise.
13378 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
13379 (vect_recog_mixed_size_cond_pattern): Likewise.
13380 (check_bool_pattern): Likewise.
13381 (adjust_bool_pattern): Likewise.
13382 (search_type_for_mask_1): Likewise.
13383 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
13384 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
13385 (vectorizable_load): Likewise.
13386 (vectorizable_store): Likewise.
13387 * ubsan.c (ubsan_encode_value): Likewise.
13388 * varasm.c (output_constant): Likewise.
13390 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13391 Alan Hayward <alan.hayward@arm.com>
13392 David Sherwood <david.sherwood@arm.com>
13394 * coretypes.h (scalar_mode): New class.
13395 * machmode.h (scalar_mode): Likewise.
13396 (scalar_mode::includes_p): New function.
13397 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
13398 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
13399 * genmodes.c (get_mode_class): Handle remaining scalar modes.
13400 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
13401 * expmed.c (store_bit_field_1): Likewise.
13402 (extract_bit_field_1): Likewise.
13403 * expr.c (write_complex_part): Likewise.
13404 (read_complex_part): Likewise.
13405 (emit_move_complex_push): Likewise.
13406 (expand_expr_real_2): Likewise.
13407 * function.c (assign_parm_setup_reg): Likewise.
13408 (assign_parms_unsplit_complex): Likewise.
13409 * optabs.c (expand_binop): Likewise.
13410 * rtlanal.c (subreg_get_info): Likewise.
13411 * simplify-rtx.c (simplify_immed_subreg): Likewise.
13412 * varasm.c (output_constant_pool_2): Likewise.
13414 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13415 Alan Hayward <alan.hayward@arm.com>
13416 David Sherwood <david.sherwood@arm.com>
13418 * expmed.c (extract_high_half): Use scalar_int_mode and remove
13420 (expmed_mult_highpart_optab): Likewise.
13421 (expmed_mult_highpart): Likewise.
13423 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13424 Alan Hayward <alan.hayward@arm.com>
13425 David Sherwood <david.sherwood@arm.com>
13427 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
13428 instead of a machine_mode.
13429 (builtin_memset_read_str): Likewise.
13430 * builtins.c (c_readstr): Likewise.
13431 (builtin_memcpy_read_str): Likewise.
13432 (builtin_strncpy_read_str): Likewise.
13433 (builtin_memset_read_str): Likewise.
13434 (builtin_memset_gen_str): Likewise.
13435 (expand_builtin_signbit): Use scalar_int_mode for local variables.
13436 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
13437 instead of a machine_mode.
13438 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
13440 (make_extraction): Likewise.
13441 (try_widen_shift_mode): Take and return scalar_int_modes instead
13443 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
13444 a scalar_int_mode instead of a machine_mode.
13445 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
13446 (avr_addr_space_pointer_mode): Likewise.
13447 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
13448 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
13449 (msp430_unwind_word_mode): Likewise.
13450 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
13451 (spu_addr_space_pointer_mode): Likewise.
13452 (spu_addr_space_address_mode): Likewise.
13453 (spu_libgcc_cmp_return_mode): Likewise.
13454 (spu_libgcc_shift_count_mode): Likewise.
13455 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
13456 (rl78_addr_space_pointer_mode): Likewise.
13457 (fl78_unwind_word_mode): Likewise.
13458 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
13460 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
13461 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
13462 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
13463 (mips_valid_pointer_mode): Likewise.
13464 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
13465 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
13466 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
13468 (ft32_addr_space_address_mode): Likewise.
13469 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
13470 scalar_int_mode instead of a machine_mode.
13471 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
13473 (m32c_addr_space_address_mode): Likewise.
13474 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
13475 (rs6000_eh_return_filter_mode): Likewise.
13476 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
13477 (rs6000_eh_return_filter_mode): Likewise.
13478 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
13479 (s390_libgcc_shift_count_mode): Likewise.
13480 (s390_unwind_word_mode): Likewise.
13481 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
13483 * target.def (mode_rep_extended): Likewise.
13484 (valid_pointer_mode): Likewise.
13485 (addr_space.valid_pointer_mode): Likewise.
13486 (eh_return_filter_mode): Return a scalar_int_mode rather than
13488 (libgcc_cmp_return_mode): Likewise.
13489 (libgcc_shift_count_mode): Likewise.
13490 (unwind_word_mode): Likewise.
13491 (addr_space.pointer_mode): Likewise.
13492 (addr_space.address_mode): Likewise.
13493 * doc/tm.texi: Regenerate.
13494 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
13496 (do_jump): Use scalar_int_mode for local variables.
13497 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
13498 rather than a machine_mode.
13499 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
13500 (scompare_loc_descriptor_wide): Likewise.
13501 (scompare_loc_descriptor_narrow): Likewise.
13502 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
13504 * except.c (sjlj_emit_dispatch_table): Likewise.
13505 (expand_builtin_eh_copy_values): Likewise.
13506 * explow.c (convert_memory_address_addr_space_1): Likewise.
13507 Take a scalar_int_mode rather than a machine_mode.
13508 (convert_memory_address_addr_space): Take a scalar_int_mode rather
13509 than a machine_mode.
13510 (memory_address_addr_space): Use scalar_int_mode for local variables.
13511 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
13512 rather than a machine_mode.
13513 * expmed.c (mask_rtx): Likewise.
13514 (init_expmed_one_conv): Likewise.
13515 (expand_mult_highpart_adjust): Likewise.
13516 (extract_high_half): Likewise.
13517 (expmed_mult_highpart_optab): Likewise.
13518 (expmed_mult_highpart): Likewise.
13519 (expand_smod_pow2): Likewise.
13520 (expand_sdiv_pow2): Likewise.
13521 (emit_store_flag_int): Likewise.
13522 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
13524 (extract_low_bits): Likewise.
13525 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
13527 * expr.c (pieces_addr::adjust): Likewise.
13528 (can_store_by_pieces): Likewise.
13529 (store_by_pieces): Likewise.
13530 (clear_by_pieces_1): Likewise.
13531 (expand_expr_addr_expr_1): Likewise.
13532 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
13533 (expand_expr_real_1): Likewise.
13534 (try_casesi): Likewise.
13535 * final.c (shorten_branches): Likewise.
13536 * fold-const.c (fold_convert_const_int_from_fixed): Change the
13537 type of "mode" to machine_mode.
13538 * internal-fn.c (expand_arith_overflow_result_store): Take a
13539 scalar_int_mode rather than a machine_mode.
13540 (expand_mul_overflow): Use scalar_int_mode for local variables.
13541 * loop-doloop.c (doloop_modify): Likewise.
13542 (doloop_optimize): Likewise.
13543 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
13544 than a machine_mode.
13545 (expand_doubleword_shift_condmove): Likewise.
13546 (expand_doubleword_shift): Likewise.
13547 (expand_doubleword_clz): Likewise.
13548 (expand_doubleword_popcount): Likewise.
13549 (expand_doubleword_parity): Likewise.
13550 (expand_absneg_bit): Use scalar_int_mode for local variables.
13551 (prepare_float_lib_cmp): Likewise.
13552 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
13553 rather than a machine_mode.
13554 (convert_memory_address_addr_space): Likewise.
13555 (get_mode_bounds): Likewise.
13556 (get_address_mode): Return a scalar_int_mode rather than a
13558 * rtlanal.c (get_address_mode): Likewise.
13559 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
13560 than a machine_mode.
13561 * targhooks.c (default_mode_rep_extended): Likewise.
13562 (default_valid_pointer_mode): Likewise.
13563 (default_addr_space_valid_pointer_mode): Likewise.
13564 (default_eh_return_filter_mode): Return a scalar_int_mode rather
13565 than a machine_mode.
13566 (default_libgcc_cmp_return_mode): Likewise.
13567 (default_libgcc_shift_count_mode): Likewise.
13568 (default_unwind_word_mode): Likewise.
13569 (default_addr_space_pointer_mode): Likewise.
13570 (default_addr_space_address_mode): Likewise.
13571 * targhooks.h (default_eh_return_filter_mode): Likewise.
13572 (default_libgcc_cmp_return_mode): Likewise.
13573 (default_libgcc_shift_count_mode): Likewise.
13574 (default_unwind_word_mode): Likewise.
13575 (default_addr_space_pointer_mode): Likewise.
13576 (default_addr_space_address_mode): Likewise.
13577 (default_mode_rep_extended): Take a scalar_int_mode rather than
13579 (default_valid_pointer_mode): Likewise.
13580 (default_addr_space_valid_pointer_mode): Likewise.
13581 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
13583 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
13584 rather than a machine_mode.
13585 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
13586 for local variables.
13587 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
13588 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
13589 than a machine_mode.
13591 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13592 Alan Hayward <alan.hayward@arm.com>
13593 David Sherwood <david.sherwood@arm.com>
13595 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
13596 the mode argument to scalar_int_mode.
13597 (do_jump_by_parts_zero_rtx): Likewise.
13598 (do_jump_by_parts_equality_rtx): Likewise.
13599 (do_jump_by_parts_greater): Take a mode argument.
13600 (do_jump_by_parts_equality): Likewise.
13601 (do_jump_1): Update calls accordingly.
13603 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13604 Alan Hayward <alan.hayward@arm.com>
13605 David Sherwood <david.sherwood@arm.com>
13607 * is-a.h (safe_dyn_cast): New function.
13608 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
13609 (jump_table_for_label): Likewise.
13610 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
13611 instead of an rtx_insn *.
13612 (shorten_branches): Use dyn_cast instead of LABEL_P and
13613 JUMP_TABLE_DATA_P. Use jump_table_for_label and
13614 rtx_jump_table_data::get_data_mode.
13615 (final_scan_insn): Likewise.
13617 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13618 Alan Hayward <alan.hayward@arm.com>
13619 David Sherwood <david.sherwood@arm.com>
13621 * combine.c (try_combine): Use is_a <scalar_int_mode> when
13622 trying to combine a full-register integer set with a subreg
13625 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13626 Alan Hayward <alan.hayward@arm.com>
13627 David Sherwood <david.sherwood@arm.com>
13629 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
13630 that is always either address_mode or pointer_mode.
13632 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13633 Alan Hayward <alan.hayward@arm.com>
13634 David Sherwood <david.sherwood@arm.com>
13636 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
13637 when the two are known to be equal.
13639 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13640 Alan Hayward <alan.hayward@arm.com>
13641 David Sherwood <david.sherwood@arm.com>
13643 * simplify-rtx.c (simplify_const_unary_operation): Use
13644 is_a <scalar_int_mode> instead of checking for a nonzero
13645 precision. Forcibly convert op_mode to a scalar_int_mode
13646 in that case. More clearly differentiate the operand and
13647 result modes and use the former when deciding what the value
13648 of a count-bits operation should be. Use is_int_mode instead
13649 of checking for a MODE_INT. Remove redundant check for whether
13650 this mode has a zero precision.
13652 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13653 Alan Hayward <alan.hayward@arm.com>
13654 David Sherwood <david.sherwood@arm.com>
13656 * optabs.c (widen_leading): Change the type of the mode argument
13657 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
13658 (widen_bswap): Likewise.
13659 (expand_parity): Likewise.
13660 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
13661 (expand_ffs): Likewise.
13662 (epand_unop): Check for scalar integer modes before calling the
13665 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13666 Alan Hayward <alan.hayward@arm.com>
13667 David Sherwood <david.sherwood@arm.com>
13669 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
13671 (expand_expr_real_1): Update call accordingly.
13673 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13674 Alan Hayward <alan.hayward@arm.com>
13675 David Sherwood <david.sherwood@arm.com>
13677 * expmed.c (store_bit_field_using_insv): Add op0_mode and
13678 value_mode arguments. Use scalar_int_mode internally.
13679 (store_bit_field_1): Rename the new integer mode from imode
13680 to op0_mode and use it instead of GET_MODE (op0). Update calls
13681 to store_split_bit_field, store_bit_field_using_insv and
13682 store_fixed_bit_field.
13683 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
13684 Use scalar_int_mode internally. Use a bit count rather than a mode
13685 when calculating the largest bit size for get_best_mode.
13686 Update calls to store_split_bit_field and store_fixed_bit_field_1.
13687 (store_fixed_bit_field_1): Add mode and value_mode arguments.
13688 Remove assertion that OP0 has a scalar integer mode.
13689 (store_split_bit_field): Add op0_mode and value_mode arguments.
13690 Update calls to extract_fixed_bit_field.
13691 (extract_bit_field_using_extv): Add an op0_mode argument.
13692 Use scalar_int_mode internally.
13693 (extract_bit_field_1): Rename the new integer mode from imode to
13694 op0_mode and use it instead of GET_MODE (op0). Update calls to
13695 extract_split_bit_field, extract_bit_field_using_extv and
13696 extract_fixed_bit_field.
13697 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
13698 to extract_split_bit_field and extract_fixed_bit_field_1.
13699 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
13700 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
13701 on the target mode.
13702 (extract_split_bit_field): Add an op0_mode argument. Update call
13703 to extract_fixed_bit_field.
13705 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13706 Alan Hayward <alan.hayward@arm.com>
13707 David Sherwood <david.sherwood@arm.com>
13709 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
13710 * explow.c (hard_function_value): Likewise.
13711 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
13712 convert_to_mode call outside the loop.
13713 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
13714 for the mode iterator. Require the mode specified by max_pieces
13716 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
13718 (copy_blkmode_to_reg): Likewise.
13719 (set_storage_via_setmem): Likewise.
13720 * optabs.c (prepare_cmp_insn): Likewise.
13721 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
13722 * stor-layout.c (finish_bitfield_representative): Likewise.
13724 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13725 Alan Hayward <alan.hayward@arm.com>
13726 David Sherwood <david.sherwood@arm.com>
13728 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
13729 * expr.c (convert_move): Use them.
13730 (convert_modes): Likewise.
13731 (store_expr_with_bounds): Likewise.
13733 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13734 Alan Hayward <alan.hayward@arm.com>
13735 David Sherwood <david.sherwood@arm.com>
13737 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
13738 parameter for the mode of "x". Remove the "known_x", "known_mode"
13739 and "known_ret" arguments. Change the type of the mode argument
13740 to scalar_int_mode.
13741 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
13742 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
13743 (reg_num_sign_bit_copies_for_combine): Likewise.
13744 * rtlanal.c (nonzero_bits1): Likewise.
13745 (num_sign_bit_copies1): Likewise.
13746 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
13747 (reg_num_sign_bit_copies_general): Likewise.
13748 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
13749 (reg_nonzero_bits_general): Likewise.
13751 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13752 Alan Hayward <alan.hayward@arm.com>
13753 David Sherwood <david.sherwood@arm.com>
13755 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
13756 than in subroutines. Return 1 for non-integer modes.
13757 (cached_num_sign_bit_copies): Change the type of the mode parameter
13758 to scalar_int_mode.
13759 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
13760 classes. Handle CONST_INT_P first and then check whether X also
13761 has a scalar integer mode. Check the same thing for inner registers
13762 of a SUBREG and for values that are being extended or truncated.
13764 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13765 Alan Hayward <alan.hayward@arm.com>
13766 David Sherwood <david.sherwood@arm.com>
13768 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
13769 in subroutines. Return the mode mask for non-integer modes.
13770 (cached_nonzero_bits): Change the type of the mode parameter
13771 to scalar_int_mode.
13772 (nonzero_bits1): Likewise. Remove early exit for other mode
13773 classes. Handle CONST_INT_P first and then check whether X
13774 also has a scalar integer mode.
13776 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13777 Alan Hayward <alan.hayward@arm.com>
13778 David Sherwood <david.sherwood@arm.com>
13780 * expr.c (widest_int_mode_for_size): Make the comment match the code.
13781 Return a scalar_int_mode and assert that the size is greater than
13783 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
13784 (op_by_pieces_d::op_by_pieces_d): Likewise.
13785 (op_by_pieces_d::run): Likewise.
13786 (can_store_by_pieces): Likewise.
13788 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13789 Alan Hayward <alan.hayward@arm.com>
13790 David Sherwood <david.sherwood@arm.com>
13792 * combine.c (extract_left_shift): Add a mode argument and update
13794 (make_compound_operation_int): Change the type of the mode parameter
13795 to scalar_int_mode and update the call to extract_left_shift.
13797 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13798 Alan Hayward <alan.hayward@arm.com>
13799 David Sherwood <david.sherwood@arm.com>
13801 * combine.c (simplify_and_const_int): Change the type of the mode
13802 parameter to scalar_int_mode.
13803 (simplify_and_const_int_1): Likewise. Update recursive call.
13805 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13806 Alan Hayward <alan.hayward@arm.com>
13807 David Sherwood <david.sherwood@arm.com>
13809 * combine.c (simplify_compare_const): Check that the mode is a
13810 scalar_int_mode (rather than VOIDmode) before testing its
13812 (simplify_comparison): Move COMPARISON_P handling out of the
13813 loop and restrict the latter part of the loop to scalar_int_modes.
13814 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
13815 and when considering SUBREG_REGs. Use is_int_mode instead of
13816 checking GET_MODE_CLASS against MODE_INT.
13818 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13819 Alan Hayward <alan.hayward@arm.com>
13820 David Sherwood <david.sherwood@arm.com>
13822 * combine.c (try_widen_shift_mode): Move check for equal modes to...
13823 (simplify_shift_const_1): ...here. Use scalar_int_mode for
13824 shift_unit_mode and for modes involved in scalar shifts.
13826 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13827 Alan Hayward <alan.hayward@arm.com>
13828 David Sherwood <david.sherwood@arm.com>
13830 * combine.c (force_int_to_mode): New function, split out from...
13831 (force_to_mode): ...here. Keep xmode up-to-date and use it
13832 instead of GET_MODE (x).
13834 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13835 Alan Hayward <alan.hayward@arm.com>
13836 David Sherwood <david.sherwood@arm.com>
13838 * optabs-query.h (extraction_insn::struct_mode): Change type to
13839 opt_scalar_int_mode and update comment.
13840 (extraction_insn::field_mode): Change type to scalar_int_mode.
13841 (extraction_insn::pos_mode): Likewise.
13842 * combine.c (make_extraction): Update accordingly.
13843 * optabs-query.c (get_traditional_extraction_insn): Likewise.
13844 (get_optab_extraction_insn): Likewise.
13845 * recog.c (simplify_while_replacing): Likewise.
13846 * expmed.c (narrow_bit_field_mem): Change the type of the mode
13847 parameter to opt_scalar_int_mode.
13849 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13850 Alan Hayward <alan.hayward@arm.com>
13851 David Sherwood <david.sherwood@arm.com>
13853 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
13854 to a scalar_int_mode instead of a machine_mode.
13855 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
13856 (get_best_mode): Return a boolean and use a pointer argument to store
13857 the selected mode. Replace the limit mode parameter with a bit limit.
13858 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
13859 for the values returned by bit_field_mode_iterator::next_mode.
13860 (store_bit_field): Update call to get_best_mode.
13861 (store_fixed_bit_field): Likewise.
13862 (extract_fixed_bit_field): Likewise.
13863 * expr.c (optimize_bitfield_assignment_op): Likewise.
13864 * fold-const.c (optimize_bit_field_compare): Likewise.
13865 (fold_truth_andor_1): Likewise.
13866 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
13867 Update for new type of m_mode.
13868 (get_best_mode): As above.
13870 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13871 Alan Hayward <alan.hayward@arm.com>
13872 David Sherwood <david.sherwood@arm.com>
13874 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
13875 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
13876 (store_bit_field): Check is_a <scalar_int_mode> before calling
13877 strict_volatile_bitfield_p.
13878 (extract_bit_field): Likewise.
13880 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13881 Alan Hayward <alan.hayward@arm.com>
13882 David Sherwood <david.sherwood@arm.com>
13884 * target.def (cstore_mode): Return a scalar_int_mode.
13885 * doc/tm.texi: Regenerate.
13886 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
13887 * targhooks.h (default_cstore_mode): Likewise.
13888 * targhooks.c (default_cstore_mode): Likewise, using a forced
13890 * expmed.c (emit_cstore): Expect the target of the cstore to be
13893 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13894 Alan Hayward <alan.hayward@arm.com>
13895 David Sherwood <david.sherwood@arm.com>
13897 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
13899 (niter_desc): Likewise mode.
13900 (iv_analyze): Add a mode parameter.
13902 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
13903 and change its type to scalar_int_mode.
13904 * loop-iv.c: Update commentary at head of file.
13905 (iv_constant): Pass the mode paraeter before the rtx it describes
13906 and change its type to scalar_int_mode. Remove VOIDmode handling.
13907 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
13908 (iv_extend): Likewise.
13909 (shorten_into_mode): Likewise.
13910 (iv_add): Use scalar_int_mode.
13911 (iv_mult): Likewise.
13912 (iv_shift): Likewise.
13913 (canonicalize_iv_subregs): Likewise.
13914 (get_biv_step_1): Pass the outer_mode parameter before the rtx
13915 it describes and change its mode to scalar_int_mode. Also change
13916 the type of the returned inner_mode to scalar_int_mode.
13917 (get_biv_step): Likewise, turning outer_mode from a pointer
13918 into a direct parameter. Update call to get_biv_step_1.
13919 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
13920 iv_constant and get_biv_step.
13921 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
13922 and change its type to scalar_int_mode. Don't initialise iv->mode
13923 to VOIDmode and remove later checks for its still being VOIDmode.
13924 Update calls to iv_analyze_op and iv_analyze_expr. Check
13925 is_a <scalar_int_mode> when changing the mode under consideration.
13926 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
13927 Update call to iv_analyze_expr.
13928 (iv_analyze_op): Add a mode parameter. Reject subregs whose
13929 inner register is not also a scalar_int_mode. Update call to
13931 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
13932 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
13933 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
13934 separate mode class checks. Update calls to iv_analyze. Remove
13935 fix-up of VOIDmodes after iv_analyze_biv.
13936 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
13937 don't have a scalar_int_mode. Update call to biv_p.
13939 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13940 Alan Hayward <alan.hayward@arm.com>
13941 David Sherwood <david.sherwood@arm.com>
13943 * cfgexpand.c (convert_debug_memory_address): Use
13944 as_a <scalar_int_mode>.
13945 * combine.c (expand_compound_operation): Likewise.
13946 (make_extraction): Likewise.
13947 (change_zero_ext): Likewise.
13948 (simplify_comparison): Likewise.
13949 * cse.c (cse_insn): Likewise.
13950 * dwarf2out.c (minmax_loc_descriptor): Likewise.
13951 (mem_loc_descriptor): Likewise.
13952 (loc_descriptor): Likewise.
13953 * expmed.c (init_expmed_one_mode): Likewise.
13954 (synth_mult): Likewise.
13955 (emit_store_flag_1): Likewise.
13956 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
13957 of a comparison with size.
13958 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
13959 (reduce_to_bit_field_precision): Likewise.
13960 * function.c (expand_function_end): Likewise.
13961 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
13962 * loop-doloop.c (doloop_modify): Likewise.
13963 * optabs.c (expand_binop): Likewise.
13964 (expand_unop): Likewise.
13965 (expand_copysign_absneg): Likewise.
13966 (prepare_cmp_insn): Likewise.
13967 (maybe_legitimize_operand): Likewise.
13968 * recog.c (const_scalar_int_operand): Likewise.
13969 * rtlanal.c (get_address_mode): Likewise.
13970 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
13971 (simplify_cond_clz_ctz): Likewise.
13972 * tree-nested.c (get_nl_goto_field): Likewise.
13973 * tree.c (build_vector_type_for_mode): Likewise.
13974 * var-tracking.c (use_narrower_mode): Likewise.
13976 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
13977 Alan Hayward <alan.hayward@arm.com>
13978 David Sherwood <david.sherwood@arm.com>
13980 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
13981 * builtins.c (expand_builtin_signbit): Use it.
13982 * cfgexpand.c (expand_debug_expr): Likewise.
13983 * dojump.c (do_jump): Likewise.
13984 (do_compare_and_jump): Likewise.
13985 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
13986 * expmed.c (make_tree): Likewise.
13987 * expr.c (expand_expr_real_2): Likewise.
13988 (expand_expr_real_1): Likewise.
13989 (try_casesi): Likewise.
13990 * fold-const-call.c (fold_const_call_ss): Likewise.
13991 * fold-const.c (unextend): Likewise.
13992 (extract_muldiv_1): Likewise.
13993 (fold_single_bit_test): Likewise.
13994 (native_encode_int): Likewise.
13995 (native_encode_string): Likewise.
13996 (native_interpret_int): Likewise.
13997 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
13998 * internal-fn.c (expand_addsub_overflow): Likewise.
13999 (expand_neg_overflow): Likewise.
14000 (expand_mul_overflow): Likewise.
14001 (expand_arith_overflow): Likewise.
14002 * match.pd: Likewise.
14003 * stor-layout.c (layout_type): Likewise.
14004 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
14005 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
14006 * tree-ssanames.c (get_range_info): Likewise.
14007 * tree-switch-conversion.c (array_value_type) Likewise.
14008 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
14009 (vect_recog_divmod_pattern): Likewise.
14010 (vect_recog_mixed_size_cond_pattern): Likewise.
14011 * tree-vrp.c (extract_range_basic): Likewise.
14012 (simplify_float_conversion_using_ranges): Likewise.
14013 * tree.c (int_fits_type_p): Likewise.
14014 * ubsan.c (instrument_bool_enum_load): Likewise.
14015 * varasm.c (mergeable_string_section): Likewise.
14016 (narrowing_initializer_constant_valid_p): Likewise.
14017 (output_constant): Likewise.
14019 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14020 Alan Hayward <alan.hayward@arm.com>
14021 David Sherwood <david.sherwood@arm.com>
14023 * machmode.h (NARROWEST_INT_MODE): New macro.
14024 * expr.c (alignment_for_piecewise_move): Use it instead of
14025 GET_CLASS_NARROWEST_MODE (MODE_INT).
14026 (push_block): Likewise.
14027 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
14029 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
14031 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14032 Alan Hayward <alan.hayward@arm.com>
14033 David Sherwood <david.sherwood@arm.com>
14035 * postreload.c (move2add_valid_value_p): Change the type of the
14036 mode parameter to scalar_int_mode.
14037 (move2add_use_add2_insn): Add a mode parameter and use it instead
14039 (move2add_use_add3_insn): Likewise.
14040 (reload_cse_move2add): Update accordingly.
14042 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14043 Alan Hayward <alan.hayward@arm.com>
14044 David Sherwood <david.sherwood@arm.com>
14046 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
14048 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
14049 * optabs.c (expand_unop): Likewise.
14051 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14052 Alan Hayward <alan.hayward@arm.com>
14053 David Sherwood <david.sherwood@arm.com>
14055 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
14056 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
14057 (popcount_loc_descriptor): Likewise.
14058 (bswap_loc_descriptor): Likewise.
14059 (rotate_loc_descriptor): Likewise.
14060 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
14061 calling the functions above.
14063 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14064 Alan Hayward <alan.hayward@arm.com>
14065 David Sherwood <david.sherwood@arm.com>
14067 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
14069 (try_combine): Likewise.
14070 (simplify_if_then_else): Likewise.
14071 * cse.c (cse_insn): Likewise.
14072 * dwarf2out.c (mem_loc_descriptor): Likewise.
14073 * emit-rtl.c (gen_lowpart_common): Likewise.
14074 * simplify-rtx.c (simplify_truncation): Likewise.
14075 (simplify_binary_operation_1): Likewise.
14076 (simplify_const_relational_operation): Likewise.
14077 (simplify_ternary_operation): Likewise.
14078 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14080 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14081 Alan Hayward <alan.hayward@arm.com>
14082 David Sherwood <david.sherwood@arm.com>
14084 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
14085 * reload.c (push_reload): Likewise.
14086 (find_reloads): Likewise.
14088 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14089 Alan Hayward <alan.hayward@arm.com>
14090 David Sherwood <david.sherwood@arm.com>
14092 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
14093 (make_compound_operation_int): Likewise.
14094 (change_zero_ext): Likewise.
14095 * expr.c (convert_move): Likewise.
14096 (convert_modes): Likewise.
14097 * fwprop.c (forward_propagate_subreg): Likewise.
14098 * loop-iv.c (get_biv_step_1): Likewise.
14099 * optabs.c (widen_operand): Likewise.
14100 * postreload.c (move2add_valid_value_p): Likewise.
14101 * recog.c (simplify_while_replacing): Likewise.
14102 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14103 (simplify_binary_operation_1): Likewise. Remove redundant
14104 mode equality check.
14106 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14107 Alan Hayward <alan.hayward@arm.com>
14108 David Sherwood <david.sherwood@arm.com>
14110 * combine.c (combine_simplify_rtx): Add checks for
14111 is_a <scalar_int_mode>.
14112 (simplify_if_then_else): Likewise.
14113 (make_field_assignment): Likewise.
14114 (simplify_comparison): Likewise.
14115 * ifcvt.c (noce_try_bitop): Likewise.
14116 * loop-invariant.c (canonicalize_address_mult): Likewise.
14117 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14119 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14120 Alan Hayward <alan.hayward@arm.com>
14121 David Sherwood <david.sherwood@arm.com>
14123 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
14124 is_a <scalar_int_mode> instead of != BLKmode.
14126 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14127 Alan Hayward <alan.hayward@arm.com>
14128 David Sherwood <david.sherwood@arm.com>
14130 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
14131 instead of != VOIDmode.
14132 * combine.c (if_then_else_cond): Likewise.
14133 (change_zero_ext): Likewise.
14134 * dwarf2out.c (mem_loc_descriptor): Likewise.
14135 (loc_descriptor): Likewise.
14136 * rtlanal.c (canonicalize_condition): Likewise.
14137 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
14139 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14140 Alan Hayward <alan.hayward@arm.com>
14141 David Sherwood <david.sherwood@arm.com>
14143 * simplify-rtx.c (simplify_binary_operation_1): Use
14144 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
14146 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14147 Alan Hayward <alan.hayward@arm.com>
14148 David Sherwood <david.sherwood@arm.com>
14150 * wide-int.h (int_traits<unsigned char>) New class.
14151 (int_traits<unsigned short>) Likewise.
14152 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
14153 Use GET_MODE_UNIT_PRECISION and remove redundant test for
14155 * combine.c (set_nonzero_bits_and_sign_copies): Use
14156 is_a <scalar_int_mode>.
14157 (find_split_point): Likewise.
14158 (combine_simplify_rtx): Likewise.
14159 (simplify_logical): Likewise.
14160 (expand_compound_operation): Likewise.
14161 (expand_field_assignment): Likewise.
14162 (make_compound_operation): Likewise.
14163 (extended_count): Likewise.
14164 (change_zero_ext): Likewise.
14165 (simplify_comparison): Likewise.
14166 * dwarf2out.c (scompare_loc_descriptor): Likewise.
14167 (ucompare_loc_descriptor): Likewise.
14168 (minmax_loc_descriptor): Likewise.
14169 (mem_loc_descriptor): Likewise.
14170 (loc_descriptor): Likewise.
14171 * expmed.c (init_expmed_one_mode): Likewise.
14172 * lra-constraints.c (lra_constraint_offset): Likewise.
14173 * optabs.c (prepare_libcall_arg): Likewise.
14174 * postreload.c (move2add_note_store): Likewise.
14175 * reload.c (operands_match_p): Likewise.
14176 * rtl.h (load_extend_op): Likewise.
14177 * rtlhooks.c (gen_lowpart_general): Likewise.
14178 * simplify-rtx.c (simplify_truncation): Likewise.
14179 (simplify_unary_operation_1): Likewise.
14180 (simplify_binary_operation_1): Likewise.
14181 (simplify_const_binary_operation): Likewise.
14182 (simplify_const_relational_operation): Likewise.
14183 (simplify_subreg): Likewise.
14184 * stor-layout.c (bitwise_mode_for_mode): Likewise.
14185 * var-tracking.c (adjust_mems): Likewise.
14186 (prepare_call_arguments): Likewise.
14188 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14189 Alan Hayward <alan.hayward@arm.com>
14190 David Sherwood <david.sherwood@arm.com>
14192 * machmode.h (is_int_mode): New fuction.
14193 * combine.c (find_split_point): Use it.
14194 (combine_simplify_rtx): Likewise.
14195 (simplify_if_then_else): Likewise.
14196 (simplify_set): Likewise.
14197 (simplify_shift_const_1): Likewise.
14198 (simplify_comparison): Likewise.
14199 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
14200 * cse.c (notreg_cost): Likewise.
14201 (cse_insn): Likewise.
14202 * cselib.c (cselib_lookup_1): Likewise.
14203 * dojump.c (do_jump_1): Likewise.
14204 (do_compare_rtx_and_jump): Likewise.
14205 * dse.c (get_call_args): Likewise.
14206 * dwarf2out.c (rtl_for_decl_init): Likewise.
14207 (native_encode_initializer): Likewise.
14208 * expmed.c (emit_store_flag_1): Likewise.
14209 (emit_store_flag): Likewise.
14210 * expr.c (convert_modes): Likewise.
14211 (store_field): Likewise.
14212 (expand_expr_real_1): Likewise.
14213 * fold-const.c (fold_read_from_constant_string): Likewise.
14214 * gimple-ssa-sprintf.c (get_format_string): Likewise.
14215 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
14216 * optabs.c (expand_binop): Likewise.
14217 (expand_unop): Likewise.
14218 (expand_abs_nojump): Likewise.
14219 (expand_one_cmpl_abs_nojump): Likewise.
14220 * simplify-rtx.c (mode_signbit_p): Likewise.
14221 (val_signbit_p): Likewise.
14222 (val_signbit_known_set_p): Likewise.
14223 (val_signbit_known_clear_p): Likewise.
14224 (simplify_relational_operation_1): Likewise.
14225 * tree.c (vector_type_mode): Likewise.
14227 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14228 Alan Hayward <alan.hayward@arm.com>
14229 David Sherwood <david.sherwood@arm.com>
14231 * machmode.h (smallest_mode_for_size): Fix formatting.
14232 (smallest_int_mode_for_size): New function.
14233 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
14234 instead of smallest_mode_for_size.
14235 * combine.c (make_extraction): Likewise.
14236 * config/arc/arc.c (arc_expand_movmem): Likewise.
14237 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
14238 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
14239 * config/s390/s390.c (s390_expand_insv): Likewise.
14240 * config/sparc/sparc.c (assign_int_registers): Likewise.
14241 * config/spu/spu.c (spu_function_value): Likewise.
14242 (spu_function_arg): Likewise.
14243 * coverage.c (get_gcov_type): Likewise.
14244 (get_gcov_unsigned_t): Likewise.
14245 * dse.c (find_shift_sequence): Likewise.
14246 * expmed.c (store_bit_field_1): Likewise.
14247 * expr.c (convert_move): Likewise.
14248 (store_field): Likewise.
14249 * internal-fn.c (expand_arith_overflow): Likewise.
14250 * optabs-query.c (get_best_extraction_insn): Likewise.
14251 * optabs.c (expand_twoval_binop_libfunc): Likewise.
14252 * stor-layout.c (layout_type): Likewise.
14253 (initialize_sizetypes): Likewise.
14254 * targhooks.c (default_get_mask_mode): Likewise.
14255 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
14257 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14258 Alan Hayward <alan.hayward@arm.com>
14259 David Sherwood <david.sherwood@arm.com>
14261 * machmode.h (opt_mode::else_blk): New function.
14262 (int_mode_for_mode): Declare.
14263 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
14264 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
14266 * cfgexpand.c (expand_debug_expr): Likewise.
14267 * combine.c (gen_lowpart_or_truncate): Likewise.
14268 (gen_lowpart_for_combine): Likewise.
14269 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
14270 * config/avr/avr.c (avr_to_int_mode): Likewise.
14271 (avr_out_plus_1): Likewise.
14272 (avr_out_plus): Likewise.
14273 (avr_out_round): Likewise.
14274 * config/i386/i386.c (ix86_split_to_parts): Likewise.
14275 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
14276 (s390_expand_vcond): Likewise.
14277 * config/spu/spu.c (spu_split_immediate): Likewise.
14278 (spu_expand_mov): Likewise.
14279 * dse.c (get_stored_val): Likewise.
14280 * expmed.c (store_bit_field_1): Likewise.
14281 (convert_extracted_bit_field): Use int_mode_for_mode instead of
14283 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
14284 (extract_low_bits): Likewise.
14285 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
14286 handling rather than repeating the check.
14287 (emit_group_store): Likewise.
14288 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
14289 * optabs.c (expand_absneg_bit): Likewise.
14290 (expand_copysign_absneg): Likewise.
14291 (expand_copysign_bit): Likewise.
14292 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
14293 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
14294 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
14295 * var-tracking.c (prepare_call_arguments): Likewise.
14296 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
14297 int_mode_for_mode instead of mode_for_size.
14298 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
14300 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14301 Alan Hayward <alan.hayward@arm.com>
14302 David Sherwood <david.sherwood@arm.com>
14304 * machmode.h (int_mode_for_size): New function.
14305 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
14306 instead of mode_for_size.
14307 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
14309 * combine.c (expand_field_assignment): Use int_mode_for_size
14310 instead of mode_for_size.
14311 (make_extraction): Likewise.
14312 (simplify_shift_const_1): Likewise.
14313 (simplify_comparison): Likewise.
14314 * dojump.c (do_jump): Likewise.
14315 * dwarf2out.c (mem_loc_descriptor): Likewise.
14316 * emit-rtl.c (init_derived_machine_modes): Likewise.
14317 * expmed.c (flip_storage_order): Likewise.
14318 (convert_extracted_bit_field): Likewise.
14319 * expr.c (copy_blkmode_from_reg): Likewise.
14320 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
14321 * internal-fn.c (expand_mul_overflow): Likewise.
14322 * lower-subreg.c (simple_move): Likewise.
14323 * optabs-libfuncs.c (init_optabs): Likewise.
14324 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14325 * tree.c (vector_type_mode): Likewise.
14326 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
14327 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
14328 * tree-vect-generic.c (expand_vector_parallel): Likewise.
14329 * tree-vect-stmts.c (vectorizable_load): Likewise.
14330 (vectorizable_store): Likewise.
14332 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14333 Alan Hayward <alan.hayward@arm.com>
14334 David Sherwood <david.sherwood@arm.com>
14336 * coretypes.h (pod_mode): New type.
14337 (scalar_int_mode_pod): New typedef.
14338 * machmode.h (pod_mode): New class.
14339 (int_n_data_t::m): Change type to scalar_int_mode_pod.
14340 * genmodes.c (emit_mode_int_n): Update accordingly.
14341 * lower-subreg.h (target_lower_subreg): Change type to
14342 scalar_int_mode_pod.
14343 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
14344 scalar_int_mode_pod.
14346 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14347 Alan Hayward <alan.hayward@arm.com>
14348 David Sherwood <david.sherwood@arm.com>
14350 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
14351 machine_mode to scalar_int_mode.
14352 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
14353 (rs6000_option_override_internal): Remove cast to int.
14354 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
14355 machine_mode to scalar_int_mode.
14356 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
14357 (rs6000_option_override_internal): Remove cast to int.
14358 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
14359 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
14361 * config/s390/s390.c (s390_expand_builtin): Likewise.
14362 * coretypes.h (scalar_int_mode): New type.
14363 (opt_scalar_int_mode): New typedef.
14364 * machmode.h (scalar_int_mode): New class.
14365 (scalar_int_mode::includes_p): New function.
14366 (byte_mode): Change type to scalar_int_mode.
14367 (word_mode): Likewise.
14368 (ptr_mode): Likewise.
14369 * emit-rtl.c (byte_mode): Likewise.
14370 (word_mode): Likewise.
14371 (ptr_mode): Likewise.
14372 (init_derived_machine_modes): Update accordingly.
14373 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
14374 and MODE_PARTIAL_INT.
14375 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
14376 opt_scalar_int_mode.
14378 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14379 Alan Hayward <alan.hayward@arm.com>
14380 David Sherwood <david.sherwood@arm.com>
14382 * target.def (libgcc_floating_mode_supported_p): Take a
14384 * doc/tm.texi: Regenerate.
14385 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
14387 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
14388 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
14391 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14392 Alan Hayward <alan.hayward@arm.com>
14393 David Sherwood <david.sherwood@arm.com>
14395 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
14396 * doc/tm.texi: Regenerate.
14397 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
14398 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
14399 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
14400 * targhooks.h (default_floatn_mode): Likewise.
14401 * targhooks.c (default_floatn_mode): Likewise.
14402 * tree.c (build_common_tree_nodes): Update accordingly.
14404 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14405 Alan Hayward <alan.hayward@arm.com>
14406 David Sherwood <david.sherwood@arm.com>
14408 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
14409 (mode_iterator::iterate_p): Likewise.
14410 (mode_iterator::get_wider): Likewise.
14411 * expr.c (init_expr_target): Use opt_scalar_float_mode.
14413 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14414 Alan Hayward <alan.hayward@arm.com>
14415 David Sherwood <david.sherwood@arm.com>
14417 * coretypes.h (opt_scalar_float_mode): New typedef.
14418 * machmode.h (float_mode_for_size): New function.
14419 * emit-rtl.c (double_mode): Delete.
14420 (init_emit_once): Use float_mode_for_size.
14421 * stor-layout.c (layout_type): Likewise.
14422 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
14424 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14425 Alan Hayward <alan.hayward@arm.com>
14426 David Sherwood <david.sherwood@arm.com>
14428 * output.h (assemble_real): Take a scalar_float_mode.
14429 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
14430 * config/arm/arm.md (consttable_4): Likewise.
14431 (consttable_8): Likewise.
14432 (consttable_16): Likewise.
14433 * config/mips/mips.md (consttable_float): Likewise.
14434 * config/s390/s390.c (s390_output_pool_entry): Likewise.
14435 * varasm.c (assemble_real): Take a scalar_float_mode.
14436 (output_constant_pool_2): Update accordingly.
14437 (output_constant): Likewise.
14439 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14440 Alan Hayward <alan.hayward@arm.com>
14441 David Sherwood <david.sherwood@arm.com>
14443 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
14444 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
14445 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
14446 (native_encode_real): Likewise.
14447 (native_interpret_real): Likewise.
14448 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
14449 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
14451 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14452 Alan Hayward <alan.hayward@arm.com>
14453 David Sherwood <david.sherwood@arm.com>
14455 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
14456 <scalar_float_mode>. Simplify.
14457 (gen_extend_conv_libfunc): Likewise.
14459 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14460 Alan Hayward <alan.hayward@arm.com>
14461 David Sherwood <david.sherwood@arm.com>
14463 * coretypes.h (scalar_float_mode): New type.
14464 * machmode.h (mode_traits::from_int): Use machine_mode if
14465 USE_ENUM_MODES is defined.
14466 (is_a): New function.
14468 (dyn_cast): Likewise.
14469 (scalar_float_mode): New class.
14470 (scalar_float_mode::includes_p): New function.
14471 (is_float_mode): Likewise.
14472 * gdbhooks.py (MachineModePrinter): New class.
14473 (build_pretty_printer): Use it for scalar_float_mode.
14474 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
14475 (format_helper::format_helper): Turn into a template.
14476 * genmodes.c (get_mode_class): New function.
14477 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
14478 or machine_mode if none.
14479 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
14480 as_a <scalar_float_mode>.
14481 * dwarf2out.c (mem_loc_descriptor): Likewise.
14482 (insert_float): Likewise.
14483 (add_const_value_attribute): Likewise.
14484 * simplify-rtx.c (simplify_immed_subreg): Likewise.
14485 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
14486 (expand_unop): Update accordingly.
14487 (expand_abs_nojump): Likewise.
14488 (expand_copysign_absneg): Take a scalar_float_mode.
14489 (expand_copysign_bit): Likewise.
14490 (expand_copysign): Update accordingly.
14492 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14493 Alan Hayward <alan.hayward@arm.com>
14494 David Sherwood <david.sherwood@arm.com>
14496 * coretypes.h (opt_mode): New class.
14497 * machmode.h (opt_mode): Likewise.
14498 (opt_mode::else_void): New function.
14499 (opt_mode::require): Likewise.
14500 (opt_mode::exists): Likewise.
14501 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
14502 (GET_MODE_2XWIDER_MODE): Likewise.
14503 (mode_iterator::get_wider): Update accordingly.
14504 (mode_iterator::get_2xwider): Likewise.
14505 (mode_iterator::get_known_wider): Likewise, turning into a template.
14506 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
14507 forcing a wider mode to exist.
14508 * config/cr16/cr16.h (LONG_REG_P): Likewise.
14509 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
14510 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
14511 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
14512 * lower-subreg.c (init_lower_subreg): Likewise.
14513 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
14514 on the final iteration.
14515 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
14516 a wider mode exists before asking for a move pattern.
14517 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
14518 forcing a wider mode to exist.
14519 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
14520 returning false if no such mode exists.
14521 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
14522 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
14523 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
14524 Avoid checking for a MODE_INT if we already know the mode is not a
14526 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
14527 forcing a wider mode to exist.
14528 (expmed_mult_highpart_optab): Likewise.
14529 (expmed_mult_highpart): Likewise.
14530 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
14532 * lto-streamer-in.c (lto_input_mode_table): Likewise.
14533 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
14534 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
14535 * internal-fn.c (expand_mul_overflow): Update use of
14536 GET_MODE_2XWIDER_MODE.
14537 * omp-low.c (omp_clause_aligned_alignment): Likewise.
14538 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
14539 GET_MODE_WIDER_MODE.
14540 (convert_plusminus_to_widen): Likewise.
14541 * tree-switch-conversion.c (array_value_type): Likewise.
14542 * var-tracking.c (emit_note_insn_var_location): Likewise.
14543 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
14544 Return false inside rather than outside the loop if no wider mode
14546 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
14547 and GET_MODE_2XWIDER_MODE
14548 (can_compare_p): Use else_void.
14549 * gdbhooks.py (OptMachineModePrinter): New class.
14550 (build_pretty_printer): Use it for opt_mode.
14552 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14553 Alan Hayward <alan.hayward@arm.com>
14554 David Sherwood <david.sherwood@arm.com>
14556 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
14557 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
14559 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14560 Alan Hayward <alan.hayward@arm.com>
14561 David Sherwood <david.sherwood@arm.com>
14563 * machmode.h (mode_traits): New structure.
14564 (get_narrowest_mode): New function.
14565 (mode_iterator::start): Likewise.
14566 (mode_iterator::iterate_p): Likewise.
14567 (mode_iterator::get_wider): Likewise.
14568 (mode_iterator::get_known_wider): Likewise.
14569 (mode_iterator::get_2xwider): Likewise.
14570 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
14571 (FOR_EACH_MODE): Likewise.
14572 (FOR_EACH_MODE_FROM): Likewise.
14573 (FOR_EACH_MODE_UNTIL): Likewise.
14574 (FOR_EACH_WIDER_MODE): Likewise.
14575 (FOR_EACH_2XWIDER_MODE): Likewise.
14576 * builtins.c (expand_builtin_strlen): Use new mode iterators.
14577 * combine.c (simplify_comparison): Likewise
14578 * config/i386/i386.c (type_natural_mode): Likewise.
14579 * cse.c (cse_insn): Likewise.
14580 * dse.c (find_shift_sequence): Likewise.
14581 * emit-rtl.c (init_derived_machine_modes): Likewise.
14582 (init_emit_once): Likewise.
14583 * explow.c (hard_function_value): Likewise.
14584 * expmed.c (extract_fixed_bit_field_1): Likewise.
14585 (extract_bit_field_1): Likewise.
14586 (expand_divmod): Likewise.
14587 (emit_store_flag_1): Likewise.
14588 * expr.c (init_expr_target): Likewise.
14589 (convert_move): Likewise.
14590 (alignment_for_piecewise_move): Likewise.
14591 (widest_int_mode_for_size): Likewise.
14592 (emit_block_move_via_movmem): Likewise.
14593 (copy_blkmode_to_reg): Likewise.
14594 (set_storage_via_setmem): Likewise.
14595 (compress_float_constant): Likewise.
14596 * omp-low.c (omp_clause_aligned_alignment): Likewise.
14597 * optabs-query.c (get_best_extraction_insn): Likewise.
14598 * optabs.c (expand_binop): Likewise.
14599 (expand_twoval_unop): Likewise.
14600 (expand_twoval_binop): Likewise.
14601 (widen_leading): Likewise.
14602 (widen_bswap): Likewise.
14603 (expand_parity): Likewise.
14604 (expand_unop): Likewise.
14605 (prepare_cmp_insn): Likewise.
14606 (prepare_float_lib_cmp): Likewise.
14607 (expand_float): Likewise.
14608 (expand_fix): Likewise.
14609 (expand_sfix_optab): Likewise.
14610 * postreload.c (move2add_use_add2_insn): Likewise.
14611 * reg-stack.c (reg_to_stack): Likewise.
14612 * reginfo.c (choose_hard_reg_mode): Likewise.
14613 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
14614 * stor-layout.c (mode_for_size): Likewise.
14615 (smallest_mode_for_size): Likewise.
14616 (mode_for_vector): Likewise.
14617 (finish_bitfield_representative): Likewise.
14618 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
14619 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
14620 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14621 * var-tracking.c (prepare_call_arguments): Likewise.
14623 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14624 Alan Hayward <alan.hayward@arm.com>
14625 David Sherwood <david.sherwood@arm.com>
14627 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
14628 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
14629 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
14630 * machmode.h (mode_size): Move earlier in file.
14631 (mode_precision): Likewise.
14632 (mode_inner): Likewise.
14633 (mode_nunits): Likewise.
14634 (mode_unit_size): Likewise.
14635 (unit_unit_precision): Likewise.
14636 (mode_wider): Likewise.
14637 (mode_2xwider): Likewise.
14638 (machine_mode): New class.
14639 (mode_to_bytes): New function.
14640 (mode_to_bits): Likewise.
14641 (mode_to_precision): Likewise.
14642 (mode_to_inner): Likewise.
14643 (mode_to_unit_size): Likewise.
14644 (mode_to_unit_precision): Likewise.
14645 (mode_to_nunits): Likewise.
14646 (GET_MODE_SIZE): Use mode_to_bytes.
14647 (GET_MODE_BITSIZE): Use mode_to_bits.
14648 (GET_MODE_PRECISION): Use mode_to_precision.
14649 (GET_MODE_INNER): Use mode_to_inner.
14650 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
14651 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
14652 (GET_MODE_NUNITS): Use mode_to_nunits.
14653 * system.h (ALWAYS_INLINE): New macro.
14654 * config/powerpcspe/powerpcspe-c.c
14655 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
14656 int for arg1_mode and arg2_mode.
14658 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14659 Alan Hayward <alan.hayward@arm.com>
14660 David Sherwood <david.sherwood@arm.com>
14662 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
14663 Prefix mode names with E_ in case statements.
14664 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14665 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
14666 (aarch64_split_simd_move): Likewise.
14667 (aarch64_gen_storewb_pair): Likewise.
14668 (aarch64_gen_loadwb_pair): Likewise.
14669 (aarch64_gen_store_pair): Likewise.
14670 (aarch64_gen_load_pair): Likewise.
14671 (aarch64_get_condition_code_1): Likewise.
14672 (aarch64_constant_pool_reload_icode): Likewise.
14673 (get_rsqrte_type): Likewise.
14674 (get_rsqrts_type): Likewise.
14675 (get_recpe_type): Likewise.
14676 (get_recps_type): Likewise.
14677 (aarch64_gimplify_va_arg_expr): Likewise.
14678 (aarch64_simd_container_mode): Likewise.
14679 (aarch64_emit_load_exclusive): Likewise.
14680 (aarch64_emit_store_exclusive): Likewise.
14681 (aarch64_expand_compare_and_swap): Likewise.
14682 (aarch64_gen_atomic_cas): Likewise.
14683 (aarch64_emit_bic): Likewise.
14684 (aarch64_emit_atomic_swap): Likewise.
14685 (aarch64_emit_atomic_load_op): Likewise.
14686 (aarch64_evpc_trn): Likewise.
14687 (aarch64_evpc_uzp): Likewise.
14688 (aarch64_evpc_zip): Likewise.
14689 (aarch64_evpc_ext): Likewise.
14690 (aarch64_evpc_rev): Likewise.
14691 (aarch64_evpc_dup): Likewise.
14692 (aarch64_gen_ccmp_first): Likewise.
14693 (aarch64_gen_ccmp_next): Likewise.
14694 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
14695 (alpha_emit_xfloating_libcall): Likewise.
14696 (emit_insxl): Likewise.
14697 (alpha_arg_type): Likewise.
14698 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
14699 (arc_preferred_simd_mode): Likewise.
14700 (arc_secondary_reload): Likewise.
14701 (get_arc_condition_code): Likewise.
14702 (arc_print_operand): Likewise.
14703 (arc_legitimate_constant_p): Likewise.
14704 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14705 * config/arc/arc.md (casesi_load): Likewise.
14706 (casesi_compact_jump): Likewise.
14707 * config/arc/predicates.md (proper_comparison_operator): Likewise.
14708 (cc_use_register): Likewise.
14709 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14710 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
14711 (arm_init_iwmmxt_builtins): Likewise.
14712 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14713 (neon_expand_vector_init): Likewise.
14714 (arm_attr_length_move_neon): Likewise.
14715 (maybe_get_arm_condition_code): Likewise.
14716 (arm_emit_vector_const): Likewise.
14717 (arm_preferred_simd_mode): Likewise.
14718 (arm_output_iwmmxt_tinsr): Likewise.
14719 (thumb1_output_casesi): Likewise.
14720 (thumb2_output_casesi): Likewise.
14721 (arm_emit_load_exclusive): Likewise.
14722 (arm_emit_store_exclusive): Likewise.
14723 (arm_expand_compare_and_swap): Likewise.
14724 (arm_evpc_neon_vuzp): Likewise.
14725 (arm_evpc_neon_vzip): Likewise.
14726 (arm_evpc_neon_vrev): Likewise.
14727 (arm_evpc_neon_vtrn): Likewise.
14728 (arm_evpc_neon_vext): Likewise.
14729 (arm_validize_comparison): Likewise.
14730 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
14731 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
14732 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
14733 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
14734 (c6x_preferred_simd_mode): Likewise.
14735 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
14736 (epiphany_rtx_costs): Likewise.
14737 * config/epiphany/predicates.md (proper_comparison_operator):
14739 * config/frv/frv.c (condexec_memory_operand): Likewise.
14740 (frv_emit_move): Likewise.
14741 (output_move_single): Likewise.
14742 (output_condmove_single): Likewise.
14743 (frv_hard_regno_mode_ok): Likewise.
14744 (frv_matching_accg_mode): Likewise.
14745 * config/h8300/h8300.c (split_adds_subs): Likewise.
14746 (h8300_rtx_costs): Likewise.
14747 (h8300_print_operand): Likewise.
14748 (compute_mov_length): Likewise.
14749 (output_logical_op): Likewise.
14750 (compute_logical_op_length): Likewise.
14751 (compute_logical_op_cc): Likewise.
14752 (h8300_shift_needs_scratch_p): Likewise.
14753 (output_a_shift): Likewise.
14754 (compute_a_shift_length): Likewise.
14755 (compute_a_shift_cc): Likewise.
14756 (expand_a_rotate): Likewise.
14757 (output_a_rotate): Likewise.
14758 * config/i386/i386.c (classify_argument): Likewise.
14759 (function_arg_advance_32): Likewise.
14760 (function_arg_32): Likewise.
14761 (function_arg_64): Likewise.
14762 (function_value_64): Likewise.
14763 (ix86_gimplify_va_arg): Likewise.
14764 (ix86_legitimate_constant_p): Likewise.
14765 (put_condition_code): Likewise.
14766 (split_double_mode): Likewise.
14767 (ix86_avx256_split_vector_move_misalign): Likewise.
14768 (ix86_expand_vector_logical_operator): Likewise.
14769 (ix86_split_idivmod): Likewise.
14770 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
14771 (ix86_build_const_vector): Likewise.
14772 (ix86_build_signbit_mask): Likewise.
14773 (ix86_match_ccmode): Likewise.
14774 (ix86_cc_modes_compatible): Likewise.
14775 (ix86_expand_branch): Likewise.
14776 (ix86_expand_sse_cmp): Likewise.
14777 (ix86_expand_sse_movcc): Likewise.
14778 (ix86_expand_int_sse_cmp): Likewise.
14779 (ix86_expand_vec_perm_vpermi2): Likewise.
14780 (ix86_expand_vec_perm): Likewise.
14781 (ix86_expand_sse_unpack): Likewise.
14782 (ix86_expand_int_addcc): Likewise.
14783 (ix86_split_to_parts): Likewise.
14784 (ix86_vectorize_builtin_gather): Likewise.
14785 (ix86_vectorize_builtin_scatter): Likewise.
14786 (avx_vpermilp_parallel): Likewise.
14787 (inline_memory_move_cost): Likewise.
14788 (ix86_tieable_integer_mode_p): Likewise.
14789 (x86_maybe_negate_const_int): Likewise.
14790 (ix86_expand_vector_init_duplicate): Likewise.
14791 (ix86_expand_vector_init_one_nonzero): Likewise.
14792 (ix86_expand_vector_init_one_var): Likewise.
14793 (ix86_expand_vector_init_concat): Likewise.
14794 (ix86_expand_vector_init_interleave): Likewise.
14795 (ix86_expand_vector_init_general): Likewise.
14796 (ix86_expand_vector_set): Likewise.
14797 (ix86_expand_vector_extract): Likewise.
14798 (emit_reduc_half): Likewise.
14799 (ix86_emit_i387_round): Likewise.
14800 (ix86_mangle_type): Likewise.
14801 (ix86_expand_round_sse4): Likewise.
14802 (expand_vec_perm_blend): Likewise.
14803 (canonicalize_vector_int_perm): Likewise.
14804 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
14805 (expand_vec_perm_1): Likewise.
14806 (expand_vec_perm_interleave3): Likewise.
14807 (expand_vec_perm_even_odd_pack): Likewise.
14808 (expand_vec_perm_even_odd_1): Likewise.
14809 (expand_vec_perm_broadcast_1): Likewise.
14810 (ix86_vectorize_vec_perm_const_ok): Likewise.
14811 (ix86_expand_vecop_qihi): Likewise.
14812 (ix86_expand_mul_widen_hilo): Likewise.
14813 (ix86_expand_sse2_abs): Likewise.
14814 (ix86_expand_pextr): Likewise.
14815 (ix86_expand_pinsr): Likewise.
14816 (ix86_preferred_simd_mode): Likewise.
14817 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
14818 * config/i386/sse.md (*andnot<mode>3): Likewise.
14819 (<mask_codefor><code><mode>3<mask_name>): Likewise.
14820 (*<code><mode>3): Likewise.
14821 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
14822 (ia64_expand_atomic_op): Likewise.
14823 (ia64_arg_type): Likewise.
14824 (ia64_mode_to_int): Likewise.
14825 (ia64_scalar_mode_supported_p): Likewise.
14826 (ia64_vector_mode_supported_p): Likewise.
14827 (expand_vec_perm_broadcast): Likewise.
14828 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
14829 (iq2000_function_arg_advance): Likewise.
14830 (iq2000_function_arg): Likewise.
14831 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
14832 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
14833 (m68k_libcall_value): Likewise.
14834 (m68k_function_value): Likewise.
14835 (sched_attr_op_type): Likewise.
14836 * config/mcore/mcore.c (mcore_output_move): Likewise.
14837 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
14839 (microblaze_function_arg): Likewise.
14840 * config/mips/mips.c (mips16_build_call_stub): Likewise.
14841 (mips_print_operand): Likewise.
14842 (mips_mode_ok_for_mov_fmt_p): Likewise.
14843 (mips_vector_mode_supported_p): Likewise.
14844 (mips_preferred_simd_mode): Likewise.
14845 (mips_expand_vpc_loongson_even_odd): Likewise.
14846 (mips_expand_vec_unpack): Likewise.
14847 (mips_expand_vi_broadcast): Likewise.
14848 (mips_expand_vector_init): Likewise.
14849 (mips_expand_vec_reduc): Likewise.
14850 (mips_expand_msa_cmp): Likewise.
14851 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
14852 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
14853 (cc_flags_for_mode): Likewise.
14854 * config/msp430/msp430.c (msp430_print_operand): Likewise.
14855 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
14856 (nds32_output_casesi_pc_relative): Likewise.
14857 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14858 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
14859 (nvptx_gen_unpack): Likewise.
14860 (nvptx_gen_pack): Likewise.
14861 (nvptx_gen_shuffle): Likewise.
14862 (nvptx_gen_wcast): Likewise.
14863 (nvptx_preferred_simd_mode): Likewise.
14864 * config/pa/pa.c (pa_secondary_reload): Likewise.
14865 * config/pa/predicates.md (base14_operand): Likewise.
14866 * config/powerpcspe/powerpcspe-c.c
14867 (altivec_resolve_overloaded_builtin): Likewise.
14868 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
14870 (rs6000_preferred_simd_mode): Likewise.
14871 (output_vec_const_move): Likewise.
14872 (rs6000_expand_vector_extract): Likewise.
14873 (rs6000_split_vec_extract_var): Likewise.
14874 (reg_offset_addressing_ok_p): Likewise.
14875 (rs6000_legitimate_offset_address_p): Likewise.
14876 (rs6000_legitimize_address): Likewise.
14877 (rs6000_emit_set_const): Likewise.
14878 (rs6000_const_vec): Likewise.
14879 (rs6000_emit_move): Likewise.
14880 (spe_build_register_parallel): Likewise.
14881 (rs6000_darwin64_record_arg_recurse): Likewise.
14882 (swap_selector_for_mode): Likewise.
14883 (spe_init_builtins): Likewise.
14884 (paired_init_builtins): Likewise.
14885 (altivec_init_builtins): Likewise.
14886 (do_load_for_compare): Likewise.
14887 (rs6000_generate_compare): Likewise.
14888 (rs6000_expand_float128_convert): Likewise.
14889 (emit_load_locked): Likewise.
14890 (emit_store_conditional): Likewise.
14891 (rs6000_output_function_epilogue): Likewise.
14892 (rs6000_handle_altivec_attribute): Likewise.
14893 (rs6000_function_value): Likewise.
14894 (emit_fusion_gpr_load): Likewise.
14895 (emit_fusion_p9_load): Likewise.
14896 (emit_fusion_p9_store): Likewise.
14897 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
14898 (fusion_gpr_mem_load): Likewise.
14899 (fusion_addis_mem_combo_load): Likewise.
14900 (fusion_addis_mem_combo_store): Likewise.
14901 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14902 (fusion_gpr_mem_load): Likewise.
14903 (fusion_addis_mem_combo_load): Likewise.
14904 (fusion_addis_mem_combo_store): Likewise.
14905 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14907 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
14908 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
14909 (rs6000_preferred_simd_mode): Likewise.
14910 (output_vec_const_move): Likewise.
14911 (rs6000_expand_vector_extract): Likewise.
14912 (rs6000_split_vec_extract_var): Likewise.
14913 (reg_offset_addressing_ok_p): Likewise.
14914 (rs6000_legitimate_offset_address_p): Likewise.
14915 (rs6000_legitimize_address): Likewise.
14916 (rs6000_emit_set_const): Likewise.
14917 (rs6000_const_vec): Likewise.
14918 (rs6000_emit_move): Likewise.
14919 (rs6000_darwin64_record_arg_recurse): Likewise.
14920 (swap_selector_for_mode): Likewise.
14921 (paired_init_builtins): Likewise.
14922 (altivec_init_builtins): Likewise.
14923 (rs6000_expand_float128_convert): Likewise.
14924 (emit_load_locked): Likewise.
14925 (emit_store_conditional): Likewise.
14926 (rs6000_output_function_epilogue): Likewise.
14927 (rs6000_handle_altivec_attribute): Likewise.
14928 (rs6000_function_value): Likewise.
14929 (emit_fusion_gpr_load): Likewise.
14930 (emit_fusion_p9_load): Likewise.
14931 (emit_fusion_p9_store): Likewise.
14932 * config/rx/rx.c (rx_gen_move_template): Likewise.
14933 (flags_from_mode): Likewise.
14934 * config/s390/predicates.md (s390_alc_comparison): Likewise.
14935 (s390_slb_comparison): Likewise.
14936 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
14937 (s390_vector_mode_supported_p): Likewise.
14938 (s390_cc_modes_compatible): Likewise.
14939 (s390_match_ccmode_set): Likewise.
14940 (s390_canonicalize_comparison): Likewise.
14941 (s390_emit_compare_and_swap): Likewise.
14942 (s390_branch_condition_mask): Likewise.
14943 (s390_rtx_costs): Likewise.
14944 (s390_secondary_reload): Likewise.
14945 (__SECONDARY_RELOAD_CASE): Likewise.
14946 (s390_expand_cs): Likewise.
14947 (s390_preferred_simd_mode): Likewise.
14948 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
14949 * config/sh/sh.c (sh_print_operand): Likewise.
14950 (dump_table): Likewise.
14951 (sh_secondary_reload): Likewise.
14952 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14953 * config/sh/sh.md (casesi_worker_1): Likewise.
14954 (casesi_worker_2): Likewise.
14955 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
14956 (fcc_comparison_operator): Likewise.
14957 * config/sparc/sparc.c (sparc_expand_move): Likewise.
14958 (emit_soft_tfmode_cvt): Likewise.
14959 (sparc_preferred_simd_mode): Likewise.
14960 (output_cbranch): Likewise.
14961 (sparc_print_operand): Likewise.
14962 (sparc_expand_vec_perm_bmask): Likewise.
14963 (vector_init_bshuffle): Likewise.
14964 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
14965 (spu_vector_mode_supported_p): Likewise.
14966 (spu_expand_insv): Likewise.
14967 (spu_emit_branch_or_set): Likewise.
14968 (spu_handle_vector_attribute): Likewise.
14969 (spu_builtin_splats): Likewise.
14970 (spu_builtin_extract): Likewise.
14971 (spu_builtin_promote): Likewise.
14972 (spu_expand_sign_extend): Likewise.
14973 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
14974 (tilegx_simd_int): Likewise.
14975 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
14976 (tilepro_simd_int): Likewise.
14977 * config/v850/v850.c (const_double_split): Likewise.
14978 (v850_print_operand): Likewise.
14979 (ep_memory_offset): Likewise.
14980 * config/vax/vax.c (vax_rtx_costs): Likewise.
14981 (vax_output_int_move): Likewise.
14982 (vax_output_int_add): Likewise.
14983 (vax_output_int_subtract): Likewise.
14984 * config/visium/predicates.md (visium_branch_operator): Likewise.
14985 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
14986 (visium_print_operand_address): Likewise.
14987 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14988 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
14989 (xtensa_expand_conditional_branch): Likewise.
14990 (xtensa_copy_incoming_a7): Likewise.
14991 (xtensa_output_literal): Likewise.
14992 * dfp.c (decimal_real_maxval): Likewise.
14993 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
14995 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
14996 Alan Hayward <alan.hayward@arm.com>
14997 David Sherwood <david.sherwood@arm.com>
14999 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
15000 (mode_nunits_inline): Likewise.
15001 (mode_inner_inline): Likewise.
15002 (mode_unit_size_inline): Likewise.
15003 (mode_unit_precision_inline): Likewise.
15004 (emit_insn_modes_h): Likewise. Also emit a #define of the
15006 (emit_mode_wider): Add an E_ prefix to mode names.
15007 (emit_mode_complex): Likewise.
15008 (emit_mode_inner): Likewise.
15009 (emit_mode_adjustments): Likewise.
15010 (emit_mode_int_n): Likewise.
15011 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
15012 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
15013 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
15014 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
15015 (CRC32_BUILTIN, ENTRY): Likewise.
15016 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
15017 (aarch64_pop_regs): Likewise.
15018 (aarch64_process_components): Likewise.
15019 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
15020 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
15021 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
15022 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
15023 * config/arm/arm.c (arm_init_libfuncs): Likewise.
15024 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
15026 * config/i386/i386-builtin.def (pcmpestr): Likewise.
15027 (pcmpistr): Likewise.
15028 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
15029 * config/mmix/mmix.c (mmix_output_condition): Likewise.
15030 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
15032 * config/rl78/rl78.c (mduc_regs): Likewise.
15033 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
15034 (htm_expand_builtin): Likewise.
15035 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
15036 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
15037 * config/xtensa/xtensa.c (print_operand): Likewise.
15038 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
15039 (NUM_MODE_VECTOR_INT): Likewise.
15040 * genoutput.c (null_operand): Likewise.
15041 (output_operand_data): Likewise.
15042 * genrecog.c (print_parameter_value): Likewise.
15043 * lra.c (debug_operand_data): Likewise.
15045 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15047 * dwarf2out.c (scompare_loc_descriptor_wide)
15048 (scompare_loc_descriptor_narrow): New functions, split out from...
15049 (scompare_loc_descriptor): ...here.
15050 * expmed.c (emit_store_flag_int): New function, split out from...
15051 (emit_store_flag): ...here.
15053 2017-08-30 Richard Biener <rguenther@suse.de>
15055 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
15056 (dwarf2out_early_finish): Move setting of AT_pubnames from
15057 early debug output to early finish.
15059 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
15061 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
15062 and -mdata-region to the assembler.
15064 2017-08-30 Richard Biener <rguenther@suse.de>
15066 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
15068 (gen_subprogram_die): Add DW_AT_object_pointer only early.
15069 (dwarf2out_early_global_decl): Only generate a DIE for the
15070 abstract origin if it doesn't already exist or is a declaration DIE.
15071 (resolve_addr): Do not add the linkage name twice when
15072 generating a stub DIE for the DW_TAG_GNU_call_site target.
15074 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15076 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15077 Use machine_mode rather than int for arg1_mode.
15079 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15082 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
15083 that the second argument of the built-in functions to unpack
15084 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
15085 switch statement instead a lot of if statements.
15086 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
15087 Allow 64-bit values to be in Altivec registers as well as
15088 traditional floating point registers.
15089 (pack<mode>, FMOVE128_VSX iterator): Likewise.
15091 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
15093 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
15094 MAX_REGS_PER_ADDRESS == 1.
15096 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/i386.opt (flag_fentry): Do not init to -1.
15099 * config/i386/i386.c (ix86_option_override_internal): Simplify
15100 setting of opts->x_flag_entry.
15102 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15103 Jakub Jelinek <jakub@redhat.com>
15104 Richard Biener <rguenther@suse.de>
15106 PR tree-optimization/81503
15107 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
15108 folded constant fits in the target type; reorder tests for clarity.
15110 2017-08-29 Martin Liska <mliska@suse.cz>
15112 * passes.def: Include pass_lower_switch.
15113 * stmt.c (dump_case_nodes): Remove and move to
15114 tree-switch-conversion.
15115 (case_values_threshold): Likewise.
15116 (expand_switch_as_decision_tree_p): Likewise.
15117 (emit_case_decision_tree): Likewise.
15118 (expand_case): Likewise.
15119 (balance_case_nodes): Likewise.
15120 (node_has_low_bound): Likewise.
15121 (node_has_high_bound): Likewise.
15122 (node_is_bounded): Likewise.
15123 (emit_case_nodes): Likewise.
15124 (struct simple_case_node): New struct.
15125 (add_case_node): Remove.
15126 (emit_case_dispatch_table): Use vector instead of case_list.
15127 (reset_out_edges_aux): Remove.
15128 (compute_cases_per_edge): Likewise.
15129 (expand_case): Build list of simple_case_node.
15130 (expand_sjlj_dispatch_table): Use it.
15131 * tree-switch-conversion.c (struct case_node): Moved from
15132 stmt.c and adjusted.
15133 (emit_case_nodes): Likewise.
15134 (node_has_low_bound): Likewise.
15135 (node_has_high_bound): Likewise.
15136 (node_is_bounded): Likewise.
15137 (case_values_threshold): Likewise.
15138 (reset_out_edges_aux): Likewise.
15139 (compute_cases_per_edge): Likewise.
15140 (add_case_node): Likewise.
15141 (dump_case_nodes): Likewise.
15142 (balance_case_nodes): Likewise.
15143 (expand_switch_as_decision_tree_p): Likewise.
15144 (emit_jump): Likewise.
15145 (emit_case_decision_tree): Likewise.
15146 (try_switch_expansion): Likewise.
15147 (do_jump_if_equal): Likewise.
15148 (emit_cmp_and_jump_insns): Likewise.
15149 (fix_phi_operands_for_edge): New function.
15150 (record_phi_operand_mapping): Likewise.
15151 (class pass_lower_switch): New pass.
15152 (pass_lower_switch::execute): New function.
15153 (make_pass_lower_switch): Likewise.
15154 (conditional_probability):
15155 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
15156 * tree-pass.h: Add make_pass_lower_switch.
15158 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
15161 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
15164 2017-08-29 Richard Biener <rguenther@suse.de>
15166 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
15167 we do not add a DW_AT_inline attribute twice.
15168 (gen_subprogram_die): Remove code setting DW_AT_inline on
15169 DECL_ABSTRACT_P nodes.
15171 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
15173 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
15174 calls to internal functions.
15175 (gimplify_modify_expr): Likewise.
15176 * tree-call-cdce.c (use_internal_fn): Likewise.
15177 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
15178 (convert_to_divmod): Set the nothrow flag.
15179 * tree-if-conv.c (predicate_mem_writes): Likewise.
15180 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
15181 (vectorizable_call): Likewise.
15182 (vectorizable_store): Likewise.
15183 (vectorizable_load): Likewise.
15184 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
15185 (vect_recog_mask_conversion_pattern): Likewise.
15187 2017-08-29 Martin Liska <mliska@suse.cz>
15190 * gcc.c (driver_handle_option): Add new argument.
15191 * opts-common.c (handle_option): Pass
15192 target_option_override_hook.
15193 * opts-global.c (lang_handle_option): Add new option.
15194 (set_default_handlers): Add new argument.
15195 (decode_options): Likewise.
15196 * opts.c (target_handle_option): Likewise.
15197 (common_handle_option): Call target_option_override_hook.
15198 * opts.h (struct cl_option_handler_func): Add hook for
15199 target option override.
15200 (struct cl_option_handlers): Likewise.
15201 (set_default_handlers): Add new argument.
15202 (decode_options): Likewise.
15203 (common_handle_option): Likewise.
15204 (target_handle_option): Likewise.
15205 * toplev.c (toplev::main): Pass targetm.target_option.override
15208 2017-08-29 Richard Biener <rguenther@suse.de>
15209 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
15211 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
15212 life to the active subtree.
15214 2017-08-28 Jeff Law <law@redhat.com>
15216 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
15217 derive_equivalences.
15218 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
15219 Code moved into....
15220 (edge_info::derive_equivalences): New private member function
15222 * tree-ssa-dom.c (class edge_info): Changed from a struct
15223 to a class. Add ctor/dtor, methods and data members.
15224 (edge_info::edge_info): Renamed from allocate_edge_info.
15225 Initialize additional members.
15226 (edge_info::~edge_info): New.
15227 (free_dom_edge_info): Delete the edge info.
15228 (record_edge_info): Use new class & associated member functions.
15229 Tighten forms for testing for edge equivalences.
15230 (record_temporary_equivalences): Iterate over the simple
15231 equivalences rather than assuming there's only one per edge.
15232 (cprop_into_successor_phis): Iterate over the simple
15233 equivalences rather than assuming there's only one per edge.
15234 (optimize_stmt): Use operand_equal_p rather than pointer
15235 equality for mini-DSE code.
15237 2017-08-28 Nathan Sidwell <nathan@acm.org>
15239 * gcc.c (execute): Fold SIGPIPE handling into switch
15240 statement. Adjust internal error message.
15242 2017-08-28 Richard Biener <rguenther@suse.de>
15245 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
15246 Do nothing for removed DIEs.
15248 2017-08-28 Richard Biener <rguenther@suse.de>
15250 PR tree-optimization/81977
15251 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
15254 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
15257 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
15258 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
15259 using targetm.gen_mem_thread_fence.
15261 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
15264 * config/i386/i386.md (*<btsc><mode>): Change operand 2
15265 predicate to register_operand. Reorder operands.
15266 (*btr<mode>): Ditto.
15267 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
15268 (*btr<mode>_mask): Ditto.
15270 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
15272 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
15273 * config/rs6000/xmmintrin.h: New file.
15274 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
15276 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15279 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
15280 parameter and_insn and return it.
15281 (recombine_lvx_pattern): Insert a copy to ensure availability of
15282 the base register of the copied masking operation at the point of
15283 the instruction replacement.
15284 (recombine_stvx_pattern): Likewise.
15286 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15288 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
15289 undocumented switches.
15290 (-mpower9-dform-vector): Likewise.
15291 (-mpower9-dform): Likewise.
15292 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
15293 comments to delete references to -mpower9-dform* switches.
15294 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
15295 Delete reference to -mpower9-dform* switches, test for
15296 -mpower9-vector instead.
15297 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
15298 (OTHER_P9_VECTOR_MASKS): Likewise.
15299 (POWERPC_MASKS): Likewise.
15300 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
15301 tests against -mpower9-dform* to -mpower9-vector. Delete code
15302 that checked for -mpower9-dform* consistancy with other options.
15303 Add test for -mpower9-misc to enable other power9 switches.
15304 (rs6000_init_hard_regno_mode_ok): Likewise.
15305 (rs6000_option_override_internal): Likewise.
15306 (rs6000_emit_prologue): Likewise.
15307 (rs6000_emit_epilogue): Likewise.
15308 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
15309 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
15310 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
15312 (emit_fusion_p9_store): Likewise.
15313 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
15314 resetting these macros if the assembler does not support ISA 3.0
15316 (TARGET_P9_DFORM_VECTOR): Likewise.
15317 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
15318 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
15320 2017-08-25 Alan Modra <amodra@gmail.com>
15322 PR rtl-optimization/81747
15323 * cse.c (cse_extended_basic_block): Don't attempt to record
15324 equivalences for degenerate conditional branches that branch
15325 to their fall-through.
15327 2017-08-24 Martin Sebor <msebor@redhat.com>
15329 PR middle-end/81908
15330 * gimple-fold.c (size_must_be_zero_p): New function.
15331 (gimple_fold_builtin_memory_op): Call it.
15333 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
15335 * config/rs6000/mm_malloc.h: New file.
15337 2017-08-24 Bin Cheng <bin.cheng@arm.com>
15339 PR tree-optimization/81913
15340 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
15341 analysis when either IVs in condition can wrap.
15343 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
15345 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
15346 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
15348 2017-08-24 Richard Biener <rguenther@suse.de>
15351 * targhooks.c (default_target_can_inline_p): Properly
15352 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
15353 is present and always compare.
15354 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
15355 infer -mfpmath=sse from TARGET_SSE_P.
15356 (ix86_can_inline_p): Properly use target_option_default_node when
15357 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
15359 2017-08-24 Richard Biener <rguenther@suse.de>
15362 * dwarf2out.c (output_die): Handle flag_generate_offload like
15364 (output_comp_unit): Likewise.
15365 (gen_array_type_die): Likewise.
15366 (dwarf2out_early_finish): Likewise.
15367 (note_variable_value_in_expr): Likewise.
15368 (dwarf2out_finish): Likewise. Adjust assert.
15369 * cgraphunit.c (symbol_table::compile): Move setting of
15370 flag_generate_offload earlier ...
15371 (symbol_table::finalize_compilation_unit): ... here, before
15372 early debug finalization.
15374 2017-08-24 Richard Biener <rguenther@suse.de>
15376 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
15377 and ipa-fnsummary.h.
15378 (ix86_can_inline_p): When ix86_fpmath flags do not match
15379 check whether the callee uses FP math at all.
15381 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
15383 PR middle-end/81931
15384 * tree-ssanames.c (get_nonzero_bits): Use element_precision
15385 instead of TYPE_PRECISION.
15387 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
15388 Alan Hayward <alan.hayward@arm.com>
15389 David Sherwood <david.sherwood@arm.com>
15391 * combine.c (make_extraction): Use subreg_offset_from_lsb.
15393 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
15395 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
15397 (ix86_frame::stack_realign_allocate): New field.
15398 (struct machine_frame_state): Modify comments.
15399 (machine_frame_state::sp_realigned_fp_end): New field.
15400 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
15401 layout calculation.
15402 (sp_valid_at): Add assertion to assure no attempt to access invalid
15403 offset of a realigned stack.
15404 (fp_valid_at): Likewise.
15405 (choose_baseaddr): Modify comments.
15406 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
15407 ix86_expand_prologue.
15408 (ix86_expand_prologue): Modify stack realignment and allocation.
15409 (ix86_expand_epilogue): Modify comments.
15410 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
15411 avx2_runtime, avx512f, and avx512f_runtime.
15413 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
15415 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
15416 (mstackrealign): Do not init to -1.
15417 * config/i386/i386.c (ix86_option_override_internal):
15418 Check opts_set, not opts when setting default value of
15419 opts->x_ix86_force_align_arg_pointer.
15421 2017-08-23 Richard Biener <rguenther@suse.de>
15423 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
15424 lang_hooks.decl_printable_name.
15425 * print-rtl-function.c (print_rtx_function): Likewise.
15426 * tree-pretty-print.c (dump_function_header): Likewise.
15428 2017-08-23 Richard Biener <rguenther@suse.de>
15431 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
15432 -g0 at compile-time.
15434 2017-08-23 Tamar Christina <tamar.christina@arm.com>
15436 PR middle-end/19706
15437 * doc/sourcebuild.texi (Other hardware attributes):
15440 2017-08-23 Tamar Christina <tamar.christina@arm.com>
15442 PR middle-end/19706
15443 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
15444 Fix single-use check.
15446 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
15448 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
15450 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
15452 * doc/install.texi: Modify to add more details on running selected
15455 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
15457 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
15458 is combined with -mabi=ms.
15459 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
15462 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15464 PR tree-optimization/81488
15465 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
15466 and cached_basis fields.
15467 (MAX_SPREAD): New constant.
15468 (alloc_cand_and_find_basis): Initialize new fields.
15469 (clear_visited): New function.
15470 (create_phi_basis_1): Rename from create_phi_basis, set visited
15471 and cached_basis fields.
15472 (create_phi_basis): New wrapper function.
15473 (phi_add_costs_1): Rename from phi_add_costs, add spread
15474 parameter, set visited field, short-circuit when limits reached.
15475 (phi_add_costs): New wrapper function.
15476 (record_phi_increments_1): Rename from record_phi_increments, set
15478 (record_phi_increments): New wrapper function.
15479 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
15480 (phi_incr_cost): New wrapper function.
15481 (all_phi_incrs_profitable_1): Rename from
15482 all_phi_incrs_profitable, set visited field.
15483 (all_phi_incrs_profitable): New wrapper function.
15485 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
15486 Alan Hayward <alan.hayward@arm.com>
15487 David Sherwood <david.sherwood@arm.com>
15489 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
15490 that takes the outer and inner modes.
15491 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
15492 comparison as the canonical test for a paradoxical subreg.
15493 * combine.c (simplify_set): Use paradoxical_subreg_p.
15494 (make_extraction): Likewise.
15495 (force_to_mode): Likewise.
15496 (rtx_equal_for_field_assignment_p): Likewise.
15497 (gen_lowpart_for_combine): Likewise.
15498 (simplify_comparison): Likewise.
15499 * cse.c (equiv_constant): Likewise.
15500 * expmed.c (store_bit_field_1): Likewise.
15501 * final.c (alter_subreg): Likewise.
15502 * fwprop.c (propagate_rtx): Likewise.
15503 (forward_propagate_subreg): Likewise.
15504 * ira-conflicts.c (ira_build_conflicts): Likewise.
15505 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
15506 * lra-constraints.c (curr_insn_transform): Likewise.
15507 (split_reg): Likewise.
15508 * lra-eliminations.c (move_plus_up): Likewise.
15509 (lra_eliminate_regs_1): Likewise.
15510 * recog.c (general_operand): Likewise.
15511 * ree.c (combine_reaching_defs): Likewise.
15512 * reload.c (push_reload): Likewise.
15513 (find_reloads): Likewise.
15514 * reload1.c (elimination_effects): Likewise.
15515 (compute_reload_subreg_offset): Likewise.
15516 (choose_reload_regs): Likewise.
15517 * rtlanal.c (subreg_lsb_1): Likewise.
15518 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15519 (simplify_subreg): Likewise.
15520 * var-tracking.c (track_loc_p): Likewise.
15521 * emit-rtl.c (byte_lowpart_offset): Likewise.
15522 (paradoxical_subreg_p): Delete out-of-line definition.
15524 2017-08-22 Jeff Law <law@redhat.com>
15526 PR tree-optimization/81741
15527 PR tree-optimization/71947
15528 * tree-ssa-dom.c: Include tree-inline.h.
15529 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
15530 equivalences if one is more expensive to compute than the other.
15531 * tree-ssa-scopedtables.h (class const_or_copies): Make
15532 record_const_or_copy_raw method private.
15533 (class avail_exprs_stack): New method simplify_binary_operation.
15534 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
15535 avail_exprs_stack::simplify_binary_operation as needed.
15536 (avail_exprs_stack::simplify_binary_operation): New function.
15538 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
15540 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
15541 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
15542 (DOT_SYMBOLS): Likewise.
15543 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15544 (RELOCATABLE_NEEDS_FIXUP): Likewise.
15545 (RS6000_ABI_NAME): Likewise.
15546 (TARGET_CMODEL): Likewise.
15547 (TOC_SECTION_ASM_OP): Likewise.
15548 (SET_CMODEL): New macro.
15549 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
15551 2017-08-22 Richard Biener <rguenther@suse.de>
15553 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
15554 to allow for free-lang-data replacements similar to verify_type_variant.
15556 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
15557 Alan Hayward <alan.hayward@arm.com>
15558 David Sherwood <david.sherwood@arm.com>
15560 * config/aarch64/aarch64.md (casesi): Use DImode rather than
15561 VOIDmode for the LABEL_REF.
15563 2017-08-22 Richard Biener <rguenther@suse.de>
15565 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
15567 2017-08-22 Richard Biener <rguenther@suse.de>
15569 * common.opt (feliminate-dwarf2-dups): Ignore.
15570 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
15571 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
15572 same_die_p_wrap, compute_section_prefix,
15573 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
15574 (comdat_symbol_id, comdat_symbol_number): Likewise.
15575 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
15577 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
15578 (output_die): Mark unreachable path unreachable.
15579 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
15580 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
15581 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
15582 (dwarf2out_early_finish): Likewise.
15584 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
15586 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
15588 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
15591 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
15592 not VAR_P. Filter attribute warnings with OPT_Wattributes.
15593 (avr_attribute_table) <io, io_low, address>: Initialize
15594 .decl_required with true.
15596 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15598 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
15599 undocumented debugging options.
15600 (-mvsx-scalar-double): Likewise.
15601 (-mallow-df-permute): Likewise.
15602 (-mvectorize-builtins): Likewise.
15603 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
15604 (rs6000_builtin_vectorized_function): Likewise.
15605 (rs6000_builtin_md_vectorized_function): Likewise.
15606 (rs6000_opt_vars): Likewise.
15608 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
15611 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
15612 (*btrq_imm): Rename from *btrq.
15613 (*btcq_imm): Rename from *btcq.
15614 (btsc): New code attribute.
15615 (*<btsc><mode>): New insn pattern.
15616 (*btr<mode>): Ditto.
15617 (*<btsc><mode>_mask): New insn_and_split pattern.
15618 (*btr<mode>_mask): Ditto.
15620 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15621 Alan Hayward <alan.hayward@arm.com>
15622 David Sherwood <david.sherwood@arm.com>
15624 * function.c (pad_below): Simplify padding calculation.
15626 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15627 Alan Hayward <alan.hayward@arm.com>
15628 David Sherwood <david.sherwood@arm.com>
15630 * target.def (function_prologue): Remove frame size argument.
15631 (function_epilogue): Likewise.
15632 * doc/tm.texi: Regenerate.
15633 * final.c (final_start_function): Update call to function_prologue.
15634 (final_end_function): Update call to function_epilogue.
15635 (default_function_pro_epilogue): Remove frame size argument.
15636 * output.h (default_function_pro_epilogue): Likewise.
15637 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
15638 (arm_output_function_prologue): Likewise.
15639 * config/frv/frv.c (frv_function_prologue): Likewise.
15640 (frv_function_epilogue): Likewise.
15641 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
15642 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
15643 (ia64_output_function_epilogue): Likewise.
15644 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
15645 (m32r_output_function_epilogue): Likewise.
15646 * config/microblaze/microblaze.c (microblaze_function_prologue)
15647 (microblaze_function_epilogue): Likewise.
15648 * config/mips/mips.c (mips_output_function_prologue): Likewise.
15649 (mips_output_function_epilogue): Likewise.
15650 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
15651 (mmix_target_asm_function_epilogue): Likewise.
15652 * config/msp430/msp430.c (msp430_start_function): Likewise.
15653 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
15654 (nds32_asm_function_epilogue): Likewise.
15655 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
15656 * config/pa/pa.c (pa_output_function_prologue): Likewise.
15657 (pa_output_function_epilogue): Likewise.
15658 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
15659 (rs6000_output_function_epilogue): Likewise.
15660 * config/rl78/rl78.c (rl78_start_function): Likewise.
15661 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
15662 (rs6000_output_function_epilogue): Likewise.
15663 * config/rx/rx.c (rx_output_function_prologue): Likewise.
15664 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
15665 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
15666 (sparc_asm_function_epilogue): Likewise.
15668 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15670 * tree.h (type_has_mode_precision_p): New function.
15671 * convert.c (convert_to_integer_1): Use it.
15672 * expr.c (expand_expr_real_2): Likewise.
15673 (expand_expr_real_1): Likewise.
15674 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
15675 * match.pd: Likewise.
15676 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
15677 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
15678 * tree-tailcall.c (process_assignment): Likewise.
15679 * tree-vect-loop.c (vectorizable_reduction): Likewise.
15680 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
15681 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
15682 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15683 (vectorizable_assignment): Likewise.
15684 (vectorizable_shift): Likewise.
15685 (vectorizable_operation): Likewise.
15686 * tree-vrp.c (register_edge_assert_for_2): Likewise.
15688 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
15690 * match.pd: Add pow (C, x) simplification.
15692 2017-08-21 Richard Biener <rguenther@suse.de>
15694 PR tree-optimization/81900
15695 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
15696 for blocks with abnormal predecessors.
15697 (compute_antic): Do not set visited flag prematurely.
15699 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
15702 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
15704 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15706 * stor-layout.h (vector_type_mode): Move to...
15707 * tree.h (vector_type_mode): ...here.
15708 * stor-layout.c (vector_type_mode): Move to...
15709 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
15711 2017-08-21 Richard Biener <rguenther@suse.de>
15713 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
15714 register_external_die hooks.
15715 (debug_false_tree_charstarstar_uhwistar): Declare.
15716 (debug_nothing_tree_charstar_uhwi): Likewise.
15717 * debug.c (do_nothing_debug_hooks): Adjust.
15718 (debug_false_tree_charstarstar_uhwistar): New do nothing.
15719 (debug_nothing_tree_charstar_uhwi): Likewise.
15720 * dbxout.c (dbx_debug_hooks): Adjust.
15721 (xcoff_debug_hooks): Likewise.
15722 * sdbout.c (sdb_debug_hooks): Likewise.
15723 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
15724 * dwarf2out.c (macinfo_label_base): New global.
15725 (dwarf2out_register_external_die): New function for the
15726 register_external_die hook.
15727 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
15728 (dwarf2_debug_hooks): Use them.
15729 (dwarf2_lineno_debug_hooks): Adjust.
15730 (struct die_struct): Add with_offset flag.
15731 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
15732 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
15733 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
15734 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
15735 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
15736 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
15737 defining section names for the early LTO debug variants.
15738 (reset_indirect_string): New helper.
15739 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
15740 (print_dw_val): Add support for offsetted symbol references.
15741 (get_ultimate_context): Split out from is_cxx.
15742 (is_cxx): Use get_ultimate_context.
15743 (is_fortran): Add decl overload.
15744 (compute_comp_unit_symbol): Split out worker from
15745 compute_section_prefix.
15746 (compute_section_prefix): Call compute_comp_unit_symbol and
15747 set comdat_type_p here.
15748 (output_die): Skip DIE symbol output for the LTO added one.
15749 Handle DIE symbol references with offset.
15750 (output_comp_unit): Guard section name mangling properly.
15751 For LTO debug sections emit a symbol at the section beginning
15752 which we use to refer to its DIEs.
15753 (add_abstract_origin_attribute): For DIEs registered via
15754 dwarf2out_register_external_die directly refer to the early
15755 DIE rather than indirectly through the shadow one we created.
15756 Remove obsolete call to dwarf2out_abstract_function for
15757 non-function/block origins.
15758 (gen_array_type_die): When generating early LTO debug do
15759 not emit DW_AT_string_length.
15760 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
15761 late when in LTO. As suggested place a gcc_unreachable for
15762 the DECL_ABSTRACT_P case.
15763 (gen_subprogram_die): Avoid another specification DIE
15764 for early built declarations/definitions for the late LTO case.
15765 (gen_variable_die): Add type references for late duplicated VLA dies
15767 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
15768 we have the abstract instance already.
15769 (process_scope_var): Adjust decl DIE contexts in LTO which
15770 first puts them in limbo.
15771 (gen_decl_die): Do not generate type DIEs late apart from
15772 types for VLAs or for decls we do not yet have a DIE. Do not
15773 call dwarf2out_abstract_function late.
15774 (dwarf2out_early_global_decl): Make sure to create DIEs
15775 for abstract instances of a decl first.
15776 (dwarf2out_late_global_decl): Adjust comment.
15777 (output_macinfo_op): With multiple macro sections use
15778 macinfo_label_base to distinguish labels.
15779 (output_macinfo): Likewise. Update macinfo_label_base.
15780 Pass in the line info label.
15781 (note_variable_value_in_expr): When generating LTO resolve
15782 all variable values here by generating DIEs as needed.
15783 (init_sections_and_labels): Add early LTO debug flag parameter
15784 and generate different sections and names if set. Add generation
15785 counter for the labels so we can have multiple of them.
15786 (reset_dies): Helper to allow DIEs to be output multiple times.
15787 (dwarf2out_finish): When outputting DIEs to the fat part of an
15788 LTO object first reset DIEs.
15789 (dwarf2out_early_finish): Output early DIEs when generating LTO.
15790 (modified_type_die): Check for decl_ultimate_origin being self
15792 (gen_type_die_with_usage): Likewise.
15793 (gen_typedef_die): Allow decl_ultimate_origin being self.
15794 (set_decl_abstract_flags): Remove.
15795 (set_block_abstract_flags): Likewise.
15796 (dwarf2out_abstract_function): Treat the early generated DIEs
15797 as the abstract copy and only add DW_AT_inline and
15798 DW_AT_artificial here and call set_decl_origin_self.
15799 If the DIE has an abstract origin don't do anything.
15800 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
15801 if we have none yet (Go fails to build one, PR78628).
15802 (variably_modified_type_p): Prevent endless recursion for Ada
15803 cyclic pointer types.
15804 * lto-streamer-in.c: Include debug.h.
15805 (dref_queue): New global.
15806 (lto_read_tree_1): Stream in DIE references.
15807 (lto_input_tree): Register DIE references.
15808 (input_function): Stream DECL_DEBUG_ARGS.
15809 * lto-streamer-out.c: Include debug.h.
15810 (lto_write_tree_1): Output DIE references.
15811 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
15812 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
15813 (output_function): Stream DECL_DEBUG_ARGS.
15814 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
15815 Stream DECL_ABSTRACT_ORIGIN.
15816 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
15817 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
15818 DECL_CONTEXT for file-scope decls.
15819 * lto-streamer.h (struct dref_entry): Declare.
15820 (dref_queue): Likewise.
15821 * cfgexpand.c (pass_expand::execute): Do not call the
15822 outlining_inline_function hook here.
15823 * lto-wrapper.c (debug_obj): New global.
15824 (tool_cleanup): Unlink it if required.
15825 (debug_objcopy): New function.
15826 (run_gcc): Handle early debug sections in the IL files by
15827 extracting them to separate files, partially linkin them and
15828 feeding the result back as result to the linker.
15829 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
15830 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
15831 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
15832 sections into a separate segment.
15833 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
15835 (darwin_asm_dwarf_section): Likewise.
15836 (darwin_asm_output_dwarf_offset): Likewise.
15837 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
15839 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15840 Alan Hayward <alan.hayward@arm.com>
15841 David Sherwood <david.sherwood@arm.com>
15843 * read-md.h (md_reader::record_potential_iterator_use): Replace
15844 pointer argument with an rtx and an index.
15845 * read-rtl.c (iterator_group::apply_iterator): Likewise.
15846 (apply_mode_iterator): Likewise.
15847 (apply_code_iterator): Likewise.
15848 (apply_int_iterator): Likewise.
15849 (apply_subst_iterator): Likewise.
15850 (record_iterator_use): Likewise.
15851 (record_attribute_use): Likewise.
15852 (md_reader::record_potential_iterator_use): Likewise. Update calls
15853 to record_iterator_use and apply_iterator.
15854 (iterator_use): Replace ptr with x and index.
15855 (attribute_use): Likewise.
15856 (apply_attribute_uses): Update calls to apply_iterator.
15857 (apply_iterators): Likewise. Update initialization of iterator_use.
15858 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
15859 and record_potential_iterator_use.
15860 (rtx_reader::read_rtx_operand): Likewise.
15862 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
15863 Alan Hayward <alan.hayward@arm.com>
15864 David Sherwood <david.sherwood@arm.com>
15866 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
15869 2017-08-21 Richard Biener <rguenther@suse.de>
15871 PR middle-end/81884
15872 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
15873 at struct end conservatively when comparing common bases.
15875 2017-08-21 Richard Biener <rguenther@suse.de>
15877 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
15878 (mem_ref_in_stmt): Remove.
15879 (determine_max_movement): Use ref index to get at the reference.
15880 (invariantness_dom_walker::before_dom_children): Deal with
15881 lim data already initialized.
15882 (gather_mem_refs_stmt): Initialize lim data and record ref index.
15884 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
15887 (TARGET_ISA_ROUND): Ditto.
15888 (TARGET_ROUND): Ditto.
15889 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
15890 * config/i386/i386.md: Ditto.
15891 * config/i386/sse.md: Ditto.
15892 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
15893 with OPTION_MASK_ISA_SSE4_1.
15895 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
15898 * doc/extend.texi (x86 Built-in Functions): Correct the name of
15899 __builtin_ia32_lzcnt_u16.
15901 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
15904 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
15905 (rs6000_set_current_function): Rewrite function to use it.
15907 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
15910 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
15911 and TYPE_WARN_IF_NOT_ALIGN.
15912 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
15913 (handle_warn_if_not_align): New.
15914 (place_union_field): Call handle_warn_if_not_align.
15915 (place_field): Call handle_warn_if_not_align.
15916 Copy TYPE_WARN_IF_NOT_ALIGN.
15917 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
15918 (layout_type): Likewise.
15919 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
15921 (tree_decl_common): Add warn_if_not_align.
15922 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
15923 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
15924 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
15925 (DECL_WARN_IF_NOT_ALIGN): Likewise.
15926 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
15927 * doc/extend.texi: Document warn_if_not_aligned attribute.
15928 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
15930 2017-08-17 Martin Liska <mliska@suse.cz>
15933 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
15934 (get_data_dependence): Use it as pointer type.
15935 (distribute_loop): Likewise.
15937 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15939 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
15940 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
15941 (p8_vmrgow_<mode>_direct): New define_insn.
15942 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
15943 handle endianness for vmrgew and vmrgow permute patterns.
15945 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
15947 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
15948 * config/rs6000/rs6000-cpus.def: Remove comment.
15949 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
15950 (POWERPC_MASKS): Likewise.
15951 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
15952 use of TARGET_VSX_TIMODE.
15953 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
15954 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
15955 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
15956 (rs6000_option_override_internal): Remove dead code.
15957 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
15958 (rs6000_legitimize_reload_address): Likewise.
15959 (rs6000_legitimate_address_p): Likewise.
15960 (rs6000_opt_masks): Delete "vsx-timode".
15961 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
15962 from function comment.
15963 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
15964 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
15965 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
15967 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
15968 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
15969 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
15970 (VSX_TI): Likewise.
15972 (define_peephole2): Likewise.
15974 2017-08-17 Martin Sebor <msebor@redhat.com>
15977 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
15978 past the end of an array.
15979 (test_pp_format): Add test cases.
15981 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
15983 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
15984 missing ECF_NOTHROW flags.
15986 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
15989 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
15990 operands residing in integer registers.
15991 (*vsx_le_perm_load_<mode>): Likewise.
15992 (*vsx_le_perm_store_<mode>): Likewise.
15993 (define_peephole2): Add peepholes to optimize the above.
15995 2017-08-17 Marek Polacek <polacek@redhat.com>
15997 PR middle-end/81814
15998 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
15999 to mimic what shorten_compare did. Change the return type to bool.
16000 (fold_cond_expr_with_comparison): Update call to
16001 operand_equal_for_comparison_p.
16002 (fold_ternary_loc): Likewise.
16004 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
16006 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
16008 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
16010 2017-08-17 Richard Biener <rguenther@suse.de>
16012 * tree-ssa-structalias.c (solve_graph): When propagating
16013 to successors update the graphs succ edges and avoid duplicate work.
16015 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
16018 * config/i386/i386.c (ix86_option_override_internal): Save target
16019 specific options after ix86_stack_protector_guard_reg was changed.
16021 2017-08-17 Richard Biener <rguenther@suse.de>
16023 PR tree-optimization/81827
16024 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
16025 (new_var_info): Initialize it conservatively.
16026 (get_call_vi): Mark register vars.
16027 (new_scalar_tmp_constraint_exp): Likewise.
16028 (handle_rhs_call): Likewise.
16029 (handle_const_call): Likewise.
16030 (create_function_info_for): Likewise.
16031 (solve_constraints): Sort varinfos to separate register from
16032 non-register vars to pack points-to solution bitmaps during
16035 2017-08-17 Marek Polacek <polacek@redhat.com>
16037 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
16039 2017-08-17 Richard Biener <rguenther@suse.de>
16041 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
16042 to true when overflow is undefined and we saturated the result.
16044 2017-08-17 Alan Modra <amodra@gmail.com>
16047 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
16048 Don't use store multiple if only one reg needs saving.
16049 (interesting_frame_related_regno): New function.
16050 (rs6000_frame_related): Don't emit frame info for regs that
16052 (rs6000_emit_epilogue): Likewise.
16054 2017-08-16 Nathan Sidwell <nathan@acm.org>
16056 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
16057 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
16058 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
16059 * tree.c (free_lang_data_in_type): Use else-if chain. Always
16060 clear TYPE_LANG_1. Remove obsolete member-function stripping.
16061 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
16062 (verify_type): Adjust for TYPE_BINFO move.
16063 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
16064 process TYPE_BINFO directly.
16065 (hash_tree): Likewise.
16066 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
16068 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
16071 2017-08-16 David Malcolm <dmalcolm@redhat.com>
16073 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
16075 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
16078 * config/i386/i386.md (*anddi_1_btr): Change predicates of
16079 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
16080 Add ix86_binary_operator_ok to insn constraint.
16081 (*iordi_1_bts): Ditto.
16082 (*xordi_1_btc): Ditto.
16083 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
16084 Update corresponding peephole2 pattern.
16088 2017-08-16 Bin Cheng <bin.cheng@arm.com>
16090 PR tree-optimization/81832
16091 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
16092 copy loop header which has IFN_LOOP_DIST_ALIAS call.
16094 2017-08-16 Marek Polacek <polacek@redhat.com>
16097 * fold-const.c (fold_indirect_ref_1): Restore original behavior
16098 regarding size_zero_node.
16100 2017-08-16 Martin Liska <mliska@suse.cz>
16103 * config.gcc: Respect previously set extra_objs in case
16106 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
16108 PR tree-optimization/81835
16109 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
16110 the phi SSA_NAME. Check that the condition in a COND_EXPR does
16111 not depend on the phi.
16113 2017-08-16 Alan Modra <amodra@gmail.com>
16115 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
16118 2017-08-16 Alan Modra <amodra@gmail.com>
16120 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
16121 (save_reg_p): ..into this. Update all callers.
16122 (first_reg_to_save): Simplify.
16124 2017-08-16 Alan Modra <amodra@gmail.com>
16126 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
16129 2017-08-15 Joseph Myers <joseph@codesourcery.com>
16133 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
16134 constant count if that count is less than 32.
16136 2017-08-15 Nathan Sidwell <nathan@acm.org>
16138 * gcc.c (execute): Emit friendlier message if inferior is killed
16139 by an external cause.
16141 2017-08-15 Richard Biener <rguenther@suse.de>
16143 PR tree-optimization/81790
16144 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
16145 CONSTRUCTORs from simplifying and VN.
16147 2017-08-14 Martin Sebor <msebor@redhat.com>
16149 * builtin-attrs.def: Add comments.
16151 2017-08-14 Martin Sebor <msebor@redhat.com>
16154 * doc/extend.texi (attribute nonstring): Document new attribute.
16156 2017-08-14 Martin Sebor <msebor@redhat.com>
16159 * tree-diagnostic.c (default_tree_printer): Handle %G.
16160 * gimple-pretty-print.h (percent_G_format): Declare new function.
16161 * gimple-pretty-print.c (percent_G_format): Define.
16162 * tree-pretty-print.c (percent_K_format): Add argument.
16164 2017-08-14 Martin Sebor <msebor@redhat.com>
16166 PR translation/79998
16167 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
16168 Remove a stray space.
16170 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
16173 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
16174 (*iordi_1_bts): Ditto.
16175 (*xordi_1_btc): Ditto.
16177 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16180 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
16181 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16183 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
16184 quoted strings, and make more translator-friendly.
16185 (darwin_rs6000_override_options): Likewise.
16186 (rs6000_option_override_internal): Likewise.
16187 (rs6000_return_in_memory): Fix overlong line.
16188 (init_cmulative_args): Use quoted strings, and make more
16189 translator-friendly.
16190 (rs6000_pass_by_reference): Fix overlong line.
16191 (def_builtin): Use quoted strings.
16192 (altivec_expand_predicate_builtin): Use quoted strings, and make
16193 more translator-friendly.
16194 (htm_expand_builtin): Use quoted strings.
16195 (cpu_expand_builtin): Use quoted strings, and make more
16196 translator-friendly.
16197 (altivec_expand_builtin): Likewise.
16198 (paired_expand_predicate_builtin): Likewise.
16199 (rs6000_invalid_builtin): Likewise.
16200 (builtin_function_type): Use quoted strings.
16201 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
16202 more translator-friendly.
16203 (rs6000_trampoline_init): Likewise.
16204 (rs6000_handle_altivec_attribute): Likewise.
16205 (rs6000_inner_target_options): Use quoted strings.
16206 (rs6000_disable_incompatible_switches): Likewise.
16207 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
16208 strings, and make more translator-friendly.
16209 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
16211 2017-08-14 Bin Cheng <bin.cheng@arm.com>
16213 PR tree-optimization/81799
16214 * tree-loop-distribution.c (version_loop_by_alias_check): Force
16215 cond_expr to simple gimple operand.
16217 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
16219 PR middle-end/46932
16220 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
16222 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
16226 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
16227 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
16228 TARGET_GASISR_PROLOGUES.
16229 * config/avr/avr.c (avr_option_override): Same.
16230 (avr_pass_pre_proep::execute): Same.
16232 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
16235 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
16236 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
16238 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
16240 * config/i386/i386.md (*load_tp_<mode>): Redefine as
16241 define_insn_and_split. Split to a memory load from 0 in
16242 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
16243 using PTR mode iterator.
16244 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
16245 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
16246 (*add_tp_<mode>): Redefine as define_insn_and_split.
16247 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
16248 address space. Merge with *add_tp_x32 using PTR mode iterator.
16249 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
16250 Split to an add with a memory load from 0 in
16251 DEFAULT_TLS_SEG_REG address space.
16253 2017-08-12 Andrew Pinski <apinski@cavium.com>
16255 * config/aarch64/aarch64-option-extensions.def (rdma):
16256 Fix feature string to what Linux prints out in /proc/cpuinfo.
16258 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
16261 * dwarf2out.c (modified_type_die): For C typedef types that have
16262 an ultimate origin, process the ultimate origin instead of the
16264 (gen_typedef_die): Assert that input DECLs have no ultimate
16266 (gen_type_die_with_usage): For typedef variants that have an
16267 ultimate origin, just call gen_decl_die on the original DECL.
16268 (process_scope_var): Avoid creating DIEs for local typedefs and
16269 concrete static variables.
16271 2017-08-12 Alan Modra <amodra@gmail.com>
16275 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
16276 match gnu-user.h startfile.
16277 (ENDFILE_LINUX_SPEC): Similarly.
16279 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
16282 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
16284 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
16286 2017-08-11 Tamar Christina <tamar.christina@arm.com>
16287 * config/aarch64/aarch64.md (mov<mode>): Change.
16288 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
16289 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
16290 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
16292 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
16294 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
16295 for storage order barriers.
16297 2017-08-11 Martin Liska <mliska@suse.cz>
16300 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
16301 variables of void type.
16303 2017-08-11 Martin Liska <mliska@suse.cz>
16305 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
16306 TARGET_SUPPORTS_ALIASES.
16307 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
16308 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
16309 (optimize_weakref): Likewise.
16310 * symtab.c (symtab_node::noninterposable_alias): Likewise.
16311 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
16312 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
16314 2017-08-11 Martin Liska <mliska@suse.cz>
16317 * config/i386/i386.c (make_resolver_func): Do complete
16318 refactoring of the function.
16320 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
16323 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
16324 * config/i386/i386.c (ix86_stack_protect_guard): Use
16325 ix86_stack_protect_guard_symbol_str to generate varible declaration.
16326 * doc/invoke.texi (x86 Options): Document
16327 -mstack-protector-guard-symbol= option.
16329 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
16331 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
16332 * config/i386/i386.c (ix86_split_stack_guard): New function.
16333 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
16334 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
16335 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
16336 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
16337 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
16338 (split_stack_space_check): Call ix86_split_stack_guard.
16340 2017-08-10 Martin Sebor <msebor@redhat.com>
16342 * print-tree.c (print_node): Print location using the established
16344 Replace spaces with colons.
16345 (debug_raw, debug): Ditto.
16347 2017-08-10 Martin Sebor <msebor@redhat.com>
16350 * pretty-print.c (pp_format): Correct the handling of %s precision.
16352 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
16355 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
16357 (ix86_finalize_stack_frame_flags): This. Also clear
16358 frame_pointer_needed if -fno-omit-frame-pointer is used without
16360 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
16361 with ix86_finalize_stack_frame_flags.
16362 (ix86_expand_epilogue): Likewise.
16363 (ix86_expand_split_stack_prologue): Likewise.
16364 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
16366 2017-08-10 Martin Liska <mliska@suse.cz>
16369 * c-attribs.c (handle_target_attribute):
16370 Report warning for an empty string argument of target attribute.
16372 2017-08-09 Jakub Jelinek <jakub@redhat.com>
16375 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
16377 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
16378 or DECL_NONLOCAL labels.
16379 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
16380 or DECL_NONLOCAL labels here.
16382 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
16384 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
16385 to indicate when early gimple folding has been disabled.
16386 (rs6000_gimple_fold_builtin): Add debug content.
16387 (rs6000_invalid_builtin): Fix whitespace.
16388 (rs6000_expand_builtin): Fix whitespace.
16389 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
16391 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
16394 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16395 SAVE_MULTIPLE if not all the registers that saves, should be saved.
16397 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
16399 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
16400 (qdf24xx): Likewise.
16401 * config/aarch64/aarch64.md: Include falkor.md.
16402 * config/aarch64/falkor.md: New.
16404 2017-08-09 Marek Polacek <polacek@redhat.com>
16407 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
16408 * diagnostic.c (emit_diagnostic): Add a comment.
16409 (emit_diagnostic_valist): New function.
16411 2017-08-09 Marek Polacek <polacek@redhat.com>
16414 * input.c (make_location): New overload.
16415 * input.h (make_location): Declare.
16417 2017-08-08 Alan Modra <amodra@gmail.com>
16418 H.J. Lu <hongjiu.lu@intel.com>
16421 * gcc.c (NO_PIE_SPEC): Delete.
16422 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
16424 (LINK_PIE_SPEC): ..to here.
16425 (LINK_COMMAND_SPEC): Support -no-pie.
16426 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
16427 chain of crtbegin*.o selection, update for PIE_SPEC changes and
16429 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
16430 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
16431 (ENDFILE_CRTEND_SPEC): Similarly.
16433 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
16436 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
16437 (mstack-protector-guard-offset=): Ditto.
16438 * config/i386/i386.c (ix86_option_override): Handle
16439 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
16441 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
16442 ix86_stack_protect_guard_offset variables.
16443 (TARGET_STACK_PROTECT_GUARD): Always define.
16444 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
16445 and -mstack-protector-guard-offset= options.
16447 2017-08-08 Bin Cheng <bin.cheng@arm.com>
16449 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
16450 boundary case for the last candidate.
16452 2017-08-08 Bin Cheng <bin.cheng@arm.com>
16454 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
16455 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
16457 2017-08-08 Tamar Christina <tamar.christina@arm.com>
16459 PR middle-end/19706
16460 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
16461 * config/aarch64/aarch64-builtins.c
16462 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
16463 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
16464 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
16466 2017-08-08 Tamar Christina <tamar.christina@arm.com>
16467 Andrew Pinski <pinskia@gmail.com>
16469 PR middle-end/19706
16470 * internal-fn.def (XORSIGN): New.
16471 * optabs.def (xorsign_optab): New.
16472 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
16473 (convert_expand_mult_copysign): New.
16474 (pass_optimize_widening_mul::execute): Call
16475 convert_expand_mult_copysign.
16477 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16479 PR tree-optimization/81354
16480 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
16481 Insert on edges rather than explicitly creating landing pads.
16482 (analyze_candidates_and_replace): Commit edge inserts.
16484 2017-08-08 Richard Biener <rguenther@suse.de>
16486 PR middle-end/81719
16487 * tree-ssa-loop-niter.c: Include tree-dfa.h.
16488 (expand_simple_operations): Also look through ADDR_EXPRs with
16489 MEM_REF bases treating them as POINTER_PLUS_EXPR.
16491 2017-08-08 Richard Biener <rguenther@suse.de>
16493 PR tree-optimization/81723
16494 * tree-vect-slp.c (struct bst_traits): New hash traits.
16495 (bst_fail): New global.
16496 (vect_build_slp_tree_2): New worker, split out from ...
16497 (vect_build_slp_tree): ... this now wrapping it with using
16498 bst_fail set to cache SLP tree build fails. Properly handle
16500 (vect_analyze_slp_instance): Allocate and free bst_fail.
16502 2017-08-08 Martin Liska <mliska@suse.cz>
16505 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
16506 LABEL_DECLs that can be from a different function.
16508 2017-08-08 Bin Cheng <bin.cheng@arm.com>
16510 PR tree-optimization/81744
16511 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
16512 loop's number of iterations.
16514 2017-08-08 Martin Liska <mliska@suse.cz>
16516 * asan.c: Include header files.
16517 * attribs.c (build_decl_attribute_variant): New function moved
16519 (build_type_attribute_qual_variant): Likewise.
16520 (cmp_attrib_identifiers): Likewise.
16521 (simple_cst_list_equal): Likewise.
16522 (omp_declare_simd_clauses_equal): Likewise.
16523 (attribute_value_equal): Likewise.
16524 (comp_type_attributes): Likewise.
16525 (build_type_attribute_variant): Likewise.
16526 (lookup_ident_attribute): Likewise.
16527 (remove_attribute): Likewise.
16528 (merge_attributes): Likewise.
16529 (merge_type_attributes): Likewise.
16530 (merge_decl_attributes): Likewise.
16531 (merge_dllimport_decl_attributes): Likewise.
16532 (handle_dll_attribute): Likewise.
16533 (attribute_list_equal): Likewise.
16534 (attribute_list_contained): Likewise.
16535 * attribs.h (lookup_attribute): New function moved from tree.[ch].
16536 (lookup_attribute_by_prefix): Likewise.
16537 * bb-reorder.c: Include header files.
16538 * builtins.c: Likewise.
16539 * calls.c: Likewise.
16540 * cfgexpand.c: Likewise.
16541 * cgraph.c: Likewise.
16542 * cgraphunit.c: Likewise.
16543 * convert.c: Likewise.
16544 * dwarf2out.c: Likewise.
16545 * final.c: Likewise.
16546 * fold-const.c: Likewise.
16547 * function.c: Likewise.
16548 * gimple-expr.c: Likewise.
16549 * gimple-fold.c: Likewise.
16550 * gimple-pretty-print.c: Likewise.
16551 * gimple.c: Likewise.
16552 * gimplify.c: Likewise.
16553 * hsa-common.c: Likewise.
16554 * hsa-gen.c: Likewise.
16555 * internal-fn.c: Likewise.
16556 * ipa-chkp.c: Likewise.
16557 * ipa-cp.c: Likewise.
16558 * ipa-devirt.c: Likewise.
16559 * ipa-fnsummary.c: Likewise.
16560 * ipa-inline.c: Likewise.
16561 * ipa-visibility.c: Likewise.
16563 * lto-cgraph.c: Likewise.
16564 * omp-expand.c: Likewise.
16565 * omp-general.c: Likewise.
16566 * omp-low.c: Likewise.
16567 * omp-offload.c: Likewise.
16568 * omp-simd-clone.c: Likewise.
16569 * opts-global.c: Likewise.
16570 * passes.c: Likewise.
16571 * predict.c: Likewise.
16572 * sancov.c: Likewise.
16573 * sanopt.c: Likewise.
16574 * symtab.c: Likewise.
16575 * toplev.c: Likewise.
16576 * trans-mem.c: Likewise.
16577 * tree-chkp.c: Likewise.
16578 * tree-eh.c: Likewise.
16579 * tree-into-ssa.c: Likewise.
16580 * tree-object-size.c: Likewise.
16581 * tree-parloops.c: Likewise.
16582 * tree-profile.c: Likewise.
16583 * tree-ssa-ccp.c: Likewise.
16584 * tree-ssa-live.c: Likewise.
16585 * tree-ssa-loop.c: Likewise.
16586 * tree-ssa-sccvn.c: Likewise.
16587 * tree-ssa-structalias.c: Likewise.
16588 * tree-ssa.c: Likewise.
16589 * tree-streamer-in.c: Likewise.
16590 * tree-vectorizer.c: Likewise.
16591 * tree-vrp.c: Likewise.
16592 * tsan.c: Likewise.
16593 * ubsan.c: Likewise.
16594 * varasm.c: Likewise.
16595 * varpool.c: Likewise.
16596 * tree.c: Remove functions moved to attribs.[ch].
16597 * tree.h: Likewise.
16598 * config/aarch64/aarch64.c: Add attrs.h header file.
16599 * config/alpha/alpha.c: Likewise.
16600 * config/arc/arc.c: Likewise.
16601 * config/arm/arm.c: Likewise.
16602 * config/avr/avr.c: Likewise.
16603 * config/bfin/bfin.c: Likewise.
16604 * config/c6x/c6x.c: Likewise.
16605 * config/cr16/cr16.c: Likewise.
16606 * config/cris/cris.c: Likewise.
16607 * config/darwin.c: Likewise.
16608 * config/epiphany/epiphany.c: Likewise.
16609 * config/fr30/fr30.c: Likewise.
16610 * config/frv/frv.c: Likewise.
16611 * config/ft32/ft32.c: Likewise.
16612 * config/h8300/h8300.c: Likewise.
16613 * config/i386/winnt.c: Likewise.
16614 * config/ia64/ia64.c: Likewise.
16615 * config/iq2000/iq2000.c: Likewise.
16616 * config/lm32/lm32.c: Likewise.
16617 * config/m32c/m32c.c: Likewise.
16618 * config/m32r/m32r.c: Likewise.
16619 * config/m68k/m68k.c: Likewise.
16620 * config/mcore/mcore.c: Likewise.
16621 * config/microblaze/microblaze.c: Likewise.
16622 * config/mips/mips.c: Likewise.
16623 * config/mmix/mmix.c: Likewise.
16624 * config/mn10300/mn10300.c: Likewise.
16625 * config/moxie/moxie.c: Likewise.
16626 * config/msp430/msp430.c: Likewise.
16627 * config/nds32/nds32-isr.c: Likewise.
16628 * config/nds32/nds32.c: Likewise.
16629 * config/nios2/nios2.c: Likewise.
16630 * config/nvptx/nvptx.c: Likewise.
16631 * config/pa/pa.c: Likewise.
16632 * config/pdp11/pdp11.c: Likewise.
16633 * config/powerpcspe/powerpcspe.c: Likewise.
16634 * config/riscv/riscv.c: Likewise.
16635 * config/rl78/rl78.c: Likewise.
16636 * config/rx/rx.c: Likewise.
16637 * config/s390/s390.c: Likewise.
16638 * config/sh/sh.c: Likewise.
16639 * config/sol2.c: Likewise.
16640 * config/sparc/sparc.c: Likewise.
16641 * config/spu/spu.c: Likewise.
16642 * config/stormy16/stormy16.c: Likewise.
16643 * config/tilegx/tilegx.c: Likewise.
16644 * config/tilepro/tilepro.c: Likewise.
16645 * config/v850/v850.c: Likewise.
16646 * config/vax/vax.c: Likewise.
16647 * config/visium/visium.c: Likewise.
16648 * config/xtensa/xtensa.c: Likewise.
16650 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16653 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
16654 constraints since the -mupper-regs-* switches have been
16656 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
16657 into a vector from a double word element that was extracted from
16658 another vector, and eliminate extra XXPERMDI instructions.
16659 (vsx_concat_<mode>_2): Likewise.
16660 (vsx_concat_<mode>_3): Likewise.
16661 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
16662 concat to allow optimizing inserts from previous extracts.
16664 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
16666 * config/i386/i386.c (ix86_stack_protect_guard): Generate
16667 memory reference to a SSP offset in TLS address space.
16668 (ix86_print_operand) <case '@'>: Remove.
16669 (ix86_print_operand_punct_valid_p): Remove '@' code.
16670 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
16671 UNSPEC_SP_TLS_TEST.
16672 (stack_tls_protect_set_<mode>): Remove.
16673 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
16674 (stack_tls_protect_test_<mode>): Remove.
16675 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
16677 2017-08-07 Olivier Hainque <hainque@adacore.com>
16680 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
16682 2017-08-07 Douglas Rupp <rupp@adacore.com>
16684 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
16685 variable was referenced as multidir in command.
16687 2017-08-07 Jakub Jelinek <jakub@redhat.com>
16690 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
16693 2017-08-07 Martin Liska <mliska@suse.cz>
16695 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
16696 * config/rl78/rl78.c: Add include of attribs.h.
16697 * config/sh/sh.c: Likewise.
16698 * config/v850/v850.c: Likewise.
16700 2017-08-07 Tom de Vries <tom@codesourcery.com>
16702 PR middle-end/78266
16703 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
16705 2017-08-07 Martin Liska <mliska@suse.cz>
16707 * config/mips/mips.c: Include attribs.h.
16709 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
16712 * doc/invoke.texi: Document change in behvaior for -Ofast for
16715 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
16717 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
16719 (aarch64_pop_regs): Likewise.
16720 (aarch64_gen_load_pair): Likewise.
16721 (aarch64_save_callee_saves): Likewise.
16722 (aarch64_restore_callee_saves): Likewise.
16724 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
16726 * config/i386/i386.c: Revert the last change.
16728 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
16731 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
16733 (ix86_finalize_stack_frame_flags): This. Also clear
16734 frame_pointer_needed if -fno-omit-frame-pointer is used without
16736 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
16737 with ix86_finalize_stack_frame_flags.
16738 (ix86_expand_epilogue): Likewise.
16739 (ix86_expand_split_stack_prologue): Likewise.
16741 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
16744 * config/i386/i386.c (get_builtin_code_for_version): Set priority
16745 to P_AES for Westmere.
16747 2017-08-07 Jonathan Yong <10walls@gmail.com>
16749 * config/i386/mingw.opt (fset-stack-executable): Removed.
16750 * config/i386/cygming.opt (fset-stack-executable): Moved
16752 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
16754 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
16756 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
16758 2017-08-07 Marek Polacek <polacek@redhat.com>
16760 PR middle-end/81737
16761 * fold-const.c (fold_indirect_ref_1): Check type_domain.
16763 2017-08-07 Martin Liska <mliska@suse.cz>
16765 * attribs.h (canonicalize_attr_name): New function.
16766 (cmp_attribs): Move from c-format.c and adjusted.
16767 (is_attribute_p): Moved from tree.h.
16768 * tree-inline.c: Add new includes.
16769 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
16770 (private_is_attribute_p): Remove.
16771 (private_lookup_attribute): Likewise.
16772 (private_lookup_attribute_by_prefix): Simplify.
16773 (remove_attribute): Use is_attribute_p.
16774 * tree.h: Remove removed declarations.
16776 2017-08-07 Jakub Jelinek <jakub@redhat.com>
16778 PR middle-end/81698
16779 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
16780 instead of computing it in the function. Formatting fix.
16781 (expand_case): Don't rely on default_edge being the first edge,
16782 clear it if removing it, pass default_edge to
16783 emit_case_dispatch_table.
16784 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
16787 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
16789 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
16790 insn in the function, emit NOP after the insn.
16792 2017-08-06 Tom de Vries <tom@codesourcery.com>
16794 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
16797 2017-08-06 Tom de Vries <tom@codesourcery.com>
16799 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
16802 2017-08-04 Yury Gribov <tetra2005@gmail.com>
16804 PR tree-optimization/57371
16805 * match.pd: New pattern.
16807 2017-08-04 Marek Polacek <polacek@redhat.com>
16809 PR middle-end/81695
16810 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
16811 perform the computation in offset_int.
16813 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
16815 PR tree-optimization/81136
16816 * tree-vectorizer.h: Include tree-hash-traits.h.
16817 (vec_base_alignments): New typedef.
16818 (vec_info): Add a base_alignments field.
16819 (vect_record_base_alignments): Declare.
16820 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
16822 (DR_IS_CONDITIONAL_IN_STMT): New macro.
16823 (create_data_ref): Add an is_conditional_in_stmt argument.
16824 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
16825 the is_conditional_in_stmt field.
16826 (data_ref_loc): Add an is_conditional_in_stmt field.
16827 (get_references_in_stmt): Set the is_conditional_in_stmt field.
16828 (find_data_references_in_stmt): Update call to create_data_ref.
16829 (graphite_find_data_references_in_stmt): Likewise.
16830 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16831 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
16832 (vect_record_base_alignment): New function.
16833 (vect_record_base_alignments): Likewise.
16834 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
16835 for nested statements even if we fail to compute a misalignment.
16836 Use pooled base alignments for unconditional references.
16837 (vect_find_same_alignment_drs): Compare base addresses instead
16839 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
16840 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
16842 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
16844 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
16845 Add an explicit name for the enum. Use auto_vec for slp_instances
16846 and grouped_stores.
16847 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
16849 (_bb_vec_info): Add a constructor and destructor.
16850 (vinfo_for_stmt): Return NULL for uids of -1 as well.
16851 (destroy_loop_vec_info): Delete.
16852 (vect_destroy_datarefs): Likewise.
16853 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
16854 (vec_info::vec_info): New function.
16855 (vec_info::~vec_info): Likewise.
16856 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
16857 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
16858 destroy_loop_vec_info.
16859 * tree-vect-loop.c (new_loop_vec_info): Replace with...
16860 (_loop_vec_info::_loop_vec_info): ...this.
16861 (destroy_loop_vec_info): Replace with...
16862 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
16863 the stmt_vec_infos. Leave handling of vec_info information to its
16864 destructor. Remove explicit vector releases.
16865 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
16866 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
16867 * tree-vect-slp.c (new_bb_vec_info): Replace with...
16868 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
16869 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
16870 (destroy_bb_vec_info): Replace with...
16871 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
16872 information to its destructor.
16873 (vect_slp_analyze_bb_1): Use new and delete instead of
16874 new_bb_vec_info and destroy_bb_vec_info.
16875 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
16878 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
16880 * tree-data-ref.h (subscript): Add access_fn field.
16881 (data_dependence_relation): Add could_be_independent_p.
16882 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
16883 (same_access_functions): Move to tree-data-ref.c.
16884 * tree-data-ref.c (ref_contains_union_access_p): New function.
16885 (access_fn_component_p): Likewise.
16886 (access_fn_components_comparable_p): Likewise.
16887 (dr_analyze_indices): Add a reference to access_fn_component_p.
16888 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
16890 (constant_access_functions): Likewise.
16891 (add_other_self_distances): Likewise.
16892 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
16893 (initialize_data_dependence_relation): Use XCNEW and remove
16894 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
16895 of access functions that have the same type. Allow the
16896 subsequence to end with different bases in some circumstances.
16897 Record the chosen access functions in SUB_ACCESS_FN.
16898 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
16899 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
16900 (subscript_dependence_tester_1): Likewise dra and drb.
16901 (build_classic_dist_vector): Update calls accordingly.
16902 (subscript_dependence_tester): Likewise.
16903 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
16904 DDR_COULD_BE_INDEPENDENT_P.
16905 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
16906 comp_alias_ddrs instead of may_alias_ddrs.
16907 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
16909 (vect_analyze_data_ref_dependence): Use it if
16910 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
16911 distance vectors if that fails.
16912 (dependence_distance_ge_vf): New function.
16913 (vect_prune_runtime_alias_test_list): Use it. Don't clear
16914 LOOP_VINFO_MAY_ALIAS_DDRS.
16916 2017-08-04 Richard Biener <rguenther@suse.de>
16918 PR middle-end/81705
16919 * fold-const.c (fold_binary_loc): Properly restrict
16920 minus_var0 && minus_var1 case when associating undefined overflow
16923 2017-08-04 Tom de Vries <tom@codesourcery.com>
16925 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
16927 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16929 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16930 Don't start diagnostic messages with a capital letter.
16931 * config/rs6000/rs6000.c (rs6000_option_override_internal):
16933 (rs6000_invalid_builtin): Likewise.
16934 (rs6000_trampoline_init): Likewise.
16936 2017-08-03 Jakub Jelinek <jakub@redhat.com>
16939 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
16940 after setting changeable df flags.
16942 2017-08-03 Richard Biener <rguenther@suse.de>
16944 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
16945 up if the use is in USE - X.
16947 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
16949 * toplev.c (dumpfile.h): New include.
16950 (internal_error_reentered): New static function. Use it...
16951 (internal_error_function): ...here to handle reentered internal_error.
16953 2017-08-03 Richard Biener <rguenther@suse.de>
16955 PR middle-end/81148
16956 * fold-const.c (split_tree): Add minus_var and minus_con
16957 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
16958 here but always use minus_*.
16959 (associate_trees): Assert we never associate with MINUS_EXPR
16960 and NULL first operand. Do not recurse for PLUS_EXPR operands
16961 when associating as MINUS_EXPR either.
16962 (fold_binary_loc): Track minus_var and minus_con.
16964 2017-08-03 Tom de Vries <tom@codesourcery.com>
16967 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
16968 ACCEL_COMPILER, apply finish_options on
16969 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
16971 2017-08-03 Tom de Vries <tom@codesourcery.com>
16974 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
16975 function_entry_patch_area_size > 0.
16977 2017-08-03 Jakub Jelinek <jakub@redhat.com>
16980 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
16981 instead of 10??LU, perform unit multiplication in wide_int,
16982 don't change alloc_object_size_limit if the limit is larger
16985 PR tree-optimization/81655
16986 PR tree-optimization/81588
16987 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
16988 the case when ranges[i].low and high are 1 for unsigned type with
16991 PR middle-end/81052
16992 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
16993 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
16995 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16997 * tree-vrp.h: Add include guard.
16999 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
17002 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
17003 (ud2): New insn pattern.
17004 * config/i386/i386.c (ix86_expand_epilogue):
17005 For naked functions, generate ud2 instead of trap insn.
17007 2017-08-02 Marek Polacek <polacek@redhat.com>
17010 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
17012 2017-08-02 Tom de Vries <tom@codesourcery.com>
17013 Cesar Philippidis <cesar@codesourcery.com>
17015 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
17016 Add missing edge probabilities.
17018 2017-08-02 Tamar Christina <tamar.christina@arm.com>
17020 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
17021 Correct endianness.
17023 2017-08-02 Jakub Jelinek <jakub@redhat.com>
17025 PR middle-end/79499
17026 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
17027 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
17028 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
17029 prologue_seq sequences - if any.
17031 2017-08-02 Richard Biener <rguenther@suse.de>
17033 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
17034 via vectors if supported, integer extracts via punning if supported
17035 or otherwise vector extracts.
17037 2017-08-02 Richard Biener <rguenther@suse.de>
17039 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
17041 (bitmap_insert_into_set): ... this.
17043 2017-08-02 Richard Biener <rguenther@suse.de>
17045 PR tree-optimization/81633
17047 2015-08-17 Alan Hayward <alan.hayward@arm.com>
17049 PR tree-optimization/71752
17050 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
17052 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
17054 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
17055 (machine_function::call_ms2sysv_pad_out): Remove field.
17056 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
17057 (ix86_compute_frame_layout): Likewise.
17059 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
17062 * config/i386/i386.c (ix86_set_func_type): Disallow naked
17063 attribute with interrupt attribute.
17065 2017-08-01 Andrew Pinski <apinski@cavium.com>
17067 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
17068 BIT_INSERT_EXPR's operand 1
17069 to see if the types precision matches.
17071 2017-08-01 Martin Liska <mliska@suse.cz>
17073 PR middle-end/70140
17074 * builtins.c (expand_builtin_memcpy_args): Remove.
17075 (expand_builtin_memcpy): Call newly added function
17076 expand_builtin_memory_copy_args.
17077 (expand_builtin_memcpy_with_bounds): Likewise.
17078 (expand_builtin_mempcpy): Remove last argument.
17079 (expand_builtin_mempcpy_with_bounds): Likewise.
17080 (expand_builtin_memory_copy_args): New function created from
17081 expand_builtin_mempcpy_args with small modifications.
17082 (expand_builtin_mempcpy_args): Remove.
17083 (expand_builtin_stpcpy): Remove unused argument.
17084 (expand_builtin): Likewise.
17085 (expand_builtin_with_bounds): Likewise.
17087 2017-08-01 Martin Liska <mliska@suse.cz>
17090 Make mempcpy more optimal (PR middle-end/70140).
17092 2017-08-01 Jakub Jelinek <jakub@redhat.com>
17095 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
17096 __builtin_vec_cmpne verify both arguments are compatible vectors
17097 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
17098 verify arg1_type is a pointer or array type. For __builtin_vec_st,
17099 move computation of aligned to after checking the argument types.
17103 * config/rs6000/vsx.md (vextract_fp_from_shorth,
17104 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
17107 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
17108 Doug Rupp <rupp@adacore.com>
17109 Olivier Hainque <hainque@adacore.com>
17111 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
17112 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
17114 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
17115 for TARGET_OS_CPP_BUILTIN.
17116 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
17117 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
17119 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
17120 passing required abi options to the assembler for EABI configurations.
17121 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
17122 of .text.hot and .text.unlikely sections for kernel modules when
17123 using ARM style exceptions.
17124 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
17125 options. Add EXTRA_CC1_SPEC.
17126 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
17128 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
17130 (ARM_TARGET2_DWARF_FORMAT): Define.
17131 * config/arm/t-vxworks: Adjust multilib control to removal of the
17132 Diab command line options.
17134 2017-08-01 Martin Liska <mliska@suse.cz>
17136 PR gcov-profile/81561
17137 * gcov.c (unblock): Make unblocking safe as we need to preserve
17138 index correspondence of blocks and block_lists.
17140 2017-08-01 Richard Biener <rguenther@suse.de>
17142 PR tree-optimization/81181
17143 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
17144 (compute_antic): ... end of iteration here.
17146 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
17148 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
17149 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
17150 (ftree-slp-vectorize): Likewise.
17151 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
17152 can no longer be set independent of flag_tree_loop_vectorize.
17153 * omp-general.c (emp_max_vf): Likewise.
17154 * opts.c (enable_fdo_optimizations): Remove references to
17155 flag_tree_vectorize, these are now implicit.
17156 (common_handle_option): Remove handling for OPT_ftree_vectorize,
17157 and leave it for the options machinery.
17159 2017-08-01 Martin Liska <mliska@suse.cz>
17161 PR middle-end/70140
17162 * builtins.c (expand_builtin_memcpy_args): Remove.
17163 (expand_builtin_memcpy): Call newly added function
17164 expand_builtin_memory_copy_args.
17165 (expand_builtin_memcpy_with_bounds): Likewise.
17166 (expand_builtin_mempcpy): Remove last argument.
17167 (expand_builtin_mempcpy_with_bounds): Likewise.
17168 (expand_builtin_memory_copy_args): New function created from
17169 expand_builtin_mempcpy_args with small modifications.
17170 (expand_builtin_mempcpy_args): Remove.
17171 (expand_builtin_stpcpy): Remove unused argument.
17172 (expand_builtin): Likewise.
17173 (expand_builtin_with_bounds): Likewise.
17175 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
17178 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
17179 print "ds:" only for immediates in generic address space.
17181 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
17184 * config/i386/i386.c (ix86_funciton_naked): New prototype.
17185 (ix86_function_ok_for_sibcall): Return false for naked functions.
17187 2017-08-01 Richard Biener <rguenther@suse.de>
17189 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
17190 (compute_antic): Seed worklist with exit block predecessors.
17191 * cfganal.c (dfs_find_deadend): For a cycle return the source
17192 of the edge closing it.
17194 2017-08-01 Tamar Christina <tamar.christina@arm.com>
17196 * config/aarch64/aarch64.c
17197 (aarch64_can_const_movi_rtx_p): Move 0 check.
17199 2017-08-01 Bin Cheng <bin.cheng@arm.com>
17201 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
17202 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
17204 * match.pd: Ditto in address comparison pattern.
17206 2017-08-01 Bin Cheng <bin.cheng@arm.com>
17208 PR tree-optimization/81627
17209 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
17210 closed ssa form for store-store chain.
17212 2017-08-01 Bin Cheng <bin.cheng@arm.com>
17214 PR tree-optimization/81620
17215 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
17216 for store-store chain.
17218 2017-08-01 Jakub Jelinek <jakub@redhat.com>
17220 PR tree-optimization/81588
17221 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
17222 ranges[i].in_p, invert comparison code ccode. For >/>=,
17223 swap rhs1 and rhs2 and comparison code unconditionally,
17224 for </<= don't do that. Don't swap rhs1/rhs2 again if
17225 ranges[i].in_p, instead invert comparison code ccode if
17226 opcode or oe->rank is BIT_IOR_EXPR.
17229 * optabs.def (vec_extract_optab, vec_init_optab): Change from
17230 a direct optab to conversion optab.
17231 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
17232 with GET_MODE_INNER as last argument instead of optab_handler.
17233 * expmed.c (extract_bit_field_1): Likewise. Use vector from
17234 vector extraction if possible and optab is available.
17235 * expr.c (store_constructor): Use convert_optab_handler instead
17236 of optab_handler. Use vector initialization from smaller
17237 vectors if possible and optab is available.
17238 * tree-vect-stmts.c (vectorizable_load): Likewise.
17239 * doc/md.texi (vec_extract, vec_init): Document that the optabs
17240 now have two modes.
17241 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
17242 of vec_init from half-sized vectors with the same element mode.
17243 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
17244 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
17245 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
17246 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
17247 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
17248 after mode in gen_vec_extract* calls.
17249 (vec_extract<mode>): Renamed to ...
17250 (vec_extract<mode><ssescalarmodelower>): ... this.
17251 (vec_extract<mode><ssehalfvecmodelower>): New expander.
17252 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
17253 element mode after mode in gen_vec_init* calls.
17254 (VEC_INIT_HALF_MODE): New mode iterator.
17255 (vec_init<mode>): Renamed to ...
17256 (vec_init<mode><ssescalarmodelower>): ... this.
17257 (vec_init<mode><ssehalfvecmodelower>): New expander.
17258 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
17259 (vec_extractv2sfsf): ... this.
17260 (vec_initv2sf): Renamed to ...
17261 (vec_initv2sfsf): ... this.
17262 (vec_extractv2si): Renamed to ...
17263 (vec_extractv2sisi): ... this.
17264 (vec_initv2si): Renamed to ...
17265 (vec_initv2sisi): ... this.
17266 (vec_extractv4hi): Renamed to ...
17267 (vec_extractv4hihi): ... this.
17268 (vec_initv4hi): Renamed to ...
17269 (vec_initv4hihi): ... this.
17270 (vec_extractv8qi): Renamed to ...
17271 (vec_extractv8qiqi): ... this.
17272 (vec_initv8qi): Renamed to ...
17273 (vec_initv8qiqi): ... this.
17274 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
17275 (vec_init<mode>): Renamed to ...
17276 (vec_init<mode><VEC_base_l>): ... this.
17277 (vec_extract<mode>): Renamed to ...
17278 (vec_extract<mode><VEC_base_l>): ... this.
17279 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
17280 (vec_initv2sfsf): ... this.
17281 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
17282 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
17283 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
17284 element mode after mode in gen_vec_init* calls.
17285 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
17286 (vec_init<mode><Vel>): ... this.
17287 (vec_extract<mode>): Renamed to ...
17288 (vec_extract<mode><Vel>): ... this.
17289 * config/aarch64/iterators.md (Vel): New mode attribute.
17290 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
17291 Add element mode after mode in gen_vec_extract* calls.
17292 * config/s390/vector.md (non_vec_l): New mode attribute.
17293 (vec_extract<mode>): Renamed to ...
17294 (vec_extract<mode><non_vec_l>): ... this.
17295 (vec_init<mode>): Renamed to ...
17296 (vec_init<mode><non_vec_l>): ... this.
17297 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
17298 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
17300 * config/arm/iterators.md (V_elem_l): New mode attribute.
17301 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
17302 (vec_extract<mode><V_elem_l>): ... this.
17303 (vec_extractv2di): Renamed to ...
17304 (vec_extractv2didi): ... this.
17305 (vec_init<mode>): Renamed to ...
17306 (vec_init<mode><V_elem_l>): ... this.
17307 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
17308 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
17309 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
17310 Add element mode after gen_vec_extract* calls.
17311 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
17312 (vec_init<mode><unitmode>): ... this.
17313 (vec_extract<mode>): Renamed to ...
17314 (vec_extract<mode><unitmode>): ... this.
17315 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
17316 (vec_init<mode><unitmode>): ... this.
17317 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
17318 (vec_initv2sfsf): ... this.
17319 (vec_extractv2sf): Renamed to ...
17320 (vec_extractv2sfsf): ... this.
17321 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
17322 Add element mode after gen_vec_extract* calls.
17323 * config/mips/mips.md (unitmode): New mode iterator.
17324 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
17325 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
17326 * config/spu/spu.md (inner_l): New mode attribute.
17327 (vec_init<mode>): Renamed to ...
17328 (vec_init<mode><inner_l>): ... this.
17329 (vec_extract<mode>): Renamed to ...
17330 (vec_extract<mode><inner_l>): ... this.
17331 * config/sparc/sparc.md (veltmode): New mode iterator.
17332 (vec_init<VMALL:mode>): Renamed to ...
17333 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
17334 * config/ia64/vect.md (vec_initv2si): Renamed to ...
17335 (vec_initv2sisi): ... this.
17336 (vec_initv2sf): Renamed to ...
17337 (vec_initv2sfsf): ... this.
17338 (vec_extractv2sf): Renamed to ...
17339 (vec_extractv2sfsf): ... this.
17340 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
17341 (vec_init<mode>): Renamed to ...
17342 (vec_init<mode><VEC_base_l>): ... this.
17343 (vec_extract<mode>): Renamed to ...
17344 (vec_extract<mode><VEC_base_l>): ... this.
17345 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
17346 (vec_initv2sfsf): ... this.
17347 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
17348 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
17349 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
17350 gen_vec_init* calls.
17352 2017-08-01 Richard Biener <rguenther@suse.de>
17354 PR tree-optimization/81297
17355 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
17356 TREE_OVERFLOW from INTEGER_CSTs.
17358 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
17360 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
17362 2017-07-31 Carl Love <cel@us.ibm.com>
17364 * config/rs6000/rs6000-c: Add support for built-in functions
17365 vector signed char vec_xl_be (signed long long, signed char *);
17366 vector unsigned char vec_xl_be (signed long long, unsigned char *);
17367 vector signed int vec_xl_be (signed long long, signed int *);
17368 vector unsigned int vec_xl_be (signed long long, unsigned int *);
17369 vector signed long long vec_xl_be (signed long long, signed long long *);
17370 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
17371 vector signed short vec_xl_be (signed long long, signed short *);
17372 vector unsigned short vec_xl_be (signed long long, unsigned short *);
17373 vector double vec_xl_be (signed long long, double *);
17374 vector float vec_xl_be (signed long long, float *);
17375 * config/rs6000/altivec.h (vec_xl_be): Add #define.
17376 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
17377 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
17379 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
17380 (altivec_expand_builtin): Add switch statement to call
17381 altivec_expand_xl_be for each builtin.
17382 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
17383 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
17384 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
17385 __builtin_vsx_le_be_v16qi.
17386 * doc/extend.texi: Update the built-in documentation file for the
17387 new built-in functions.
17389 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
17392 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
17394 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17396 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17398 * config.gcc: Add z14.
17399 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
17400 CPU model numbers for z13s and z14.
17401 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
17403 * config/s390/s390-opts.h (enum processor_type): Rename
17404 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
17405 * config/s390/s390.c (processor_table): Add field for CPU name to
17406 be passed to Binutils.
17407 (s390_asm_output_machine_for_arch): Use the new field in
17408 processor_table for Binutils.
17409 (s390_expand_builtin): Replace arch12 with z14.
17410 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
17411 (s390_get_sched_attrmask): Likewise.
17412 (s390_get_unit_mask): Likewise.
17413 * config/s390/s390.opt: Add z14 to processor_type enum.
17415 2017-07-31 Martin Jambor <mjambor@suse.cz>
17418 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
17419 regardless of optimization level.
17421 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
17422 Martin Liska <mliska@suse.cz>
17424 * predict.def: Remove old comment and adjust probability.
17425 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
17426 PREDICT statements.
17428 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
17431 * config/i386/i386.c (ix86_function_naked): New function.
17432 (ix86_can_use_return_insn_p): Return false for naked functions.
17433 (ix86_expand_prologue): Skip prologue for naked functions.
17434 (ix86_expand_epilogue): Skip epilogue for naked functions
17435 and emit trap instruction.
17436 (ix86_warn_func_return): New function.
17437 (ix86_attribute_table): Add "naked" attribute specification.
17438 (TARGET_WARN_FUNC_RETURN): Define.
17439 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
17441 2017-07-31 Martin Liska <mliska@suse.cz>
17443 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
17444 (dump_gimple_bb_header): Always dump BB info.
17445 (pp_cfg_jump): Do not append info about BB when dumping a jump.
17447 2017-07-31 Martin Liska <mliska@suse.cz>
17450 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
17451 also with current_function_decl non-null equality.
17453 2017-07-31 Jakub Jelinek <jakub@redhat.com>
17456 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
17457 change type to the element type, instead add eltype variable and
17458 use it where we are interested in the element type.
17460 PR tree-optimization/81603
17461 * ipa-polymorphic-call.c
17462 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
17463 offset arithmetic in offset_int, bail out if the resulting bit offset
17464 doesn't fit into shwi.
17466 2017-07-31 Martin Liska <mliska@suse.cz>
17468 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
17469 (gimplify_save_expr): Fix comment.
17471 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
17474 * config/i386/i386.c (ix86_function_arg): Update arguments for
17476 (ix86_compute_frame_layout): Set the initial stack offset to
17477 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
17478 INCOMING_FRAME_SP_OFFSET.
17479 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
17480 stack before exception handler returns.
17481 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
17482 the 'ERROR_CODE' for exception handler.
17484 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
17486 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
17487 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
17488 (ASM_OUTPUT_REG_POP): Ditto.
17489 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
17490 instead of asm_fprintf to output pure string.
17492 2017-07-29 Jakub Jelinek <jakub@redhat.com>
17494 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
17495 to imported_module_or_decl hook.
17496 (debug_nothing_tree_tree_tree_bool): Remove.
17497 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
17498 * debug.c (do_nothing_debug_hooks): Use
17499 debug_nothing_tree_tree_tree_bool_bool instead of
17500 debug_nothing_tree_tree_tree_bool.
17501 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
17502 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
17503 * sdbout.c (sdb_debug_hooks): Likewise.
17504 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
17505 (gen_namespace_die): Add DW_AT_export_symbols attribute if
17507 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
17508 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
17509 attribute, don't add anything.
17511 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17513 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
17514 (fold_build2_stat_loc): Likewise.
17515 (fold_build3_stat_loc): Likewise.
17516 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
17517 (fold_build1_loc): Remove macro.
17518 (fold_build2_loc): Likewise.
17519 (fold_build3_loc): Likewise.
17521 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17523 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
17524 (gimple_build_debug_bind_source_stat): Likewise.
17525 * gimple.h (gimple_build_debug_bind): Remove macro.
17526 (gimple_build_debug_bind_source): Likewise.
17528 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17530 * bitmap.c (bitmap_alloc): Adjust.
17531 (bitmap_gc_alloc): Likewise.
17532 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
17534 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17536 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
17537 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
17538 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
17539 (bitmap_gc_alloc_stat): Likewise.
17540 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
17542 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17544 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
17545 * rtl.h (shallow_copy_rtx): Remove macro.
17547 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17549 * emit-rtl.c (gen_raw_REG): Adjust.
17550 * gengenrtl.c (gendef): Likewise.
17551 * rtl.c (rtx_alloc_stat): Remove _stat from name.
17552 * rtl.h (rtx_alloc): Remove macro.
17554 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17556 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
17557 (build_tree_list_stat): Likewise.
17558 * tree.h (build_tree_list): Remove macro.
17559 (build_tree_list_vec): Likewise.
17561 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17563 * tree.c (make_vector_stat): Remove _stat from name.
17564 (build_vector_stat): Likewise.
17565 * tree.h (make_vector_stat): Remove macro.
17566 (build_vector_stat): Likewise.
17568 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17570 * tree.h (build_var_debug_value): Remove prototype.
17572 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17574 * tree.c (tree_cons_stat): Remove _stat from name.
17575 * tree.h (tree_cons): Remove macro.
17577 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17579 * tree.c (build_vl_exp_stat): Remove _stat from name.
17580 * tree.h (build_vl_exp): Remove macro.
17582 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17584 * tree.c (build_decl_stat): Remove _stat from name.
17585 * tree.h (build_decl): Remove macro.
17587 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17589 * gimple.c (gimple_build_with_ops_stat): Adjust.
17590 (gimple_alloc_stat): Remove _stat from name.
17591 * gimple.h (gimple_alloc): Remove macro.
17593 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17595 * tree.c (make_tree_vec_stat): Remove _stat from name.
17596 (grow_tree_vec_stat): Likewise.
17597 * tree.h (make_tree_vec_stat): Adjust prototype.
17598 (grow_tree_vec_stat): Likewise.
17599 (make_tree_vec): Remove macro.
17600 (grow_tree_vec): Likewise.
17602 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17604 * fold-const.c (fold_build1_stat_loc): Adjust.
17605 (fold_build2_stat_loc): Likewise.
17606 (fold_build3_stat_loc): Likewise.
17607 * tree.c (build0_stat): Remove _stat from name.
17608 (build1_stat): Likewise.
17609 (build2_stat): Likewise.
17610 (build3_stat): Likewise.
17611 (build4_stat): Likewise.
17612 (build5_stat): Likewise.
17613 * tree.h (build1_loc): Remove macro, and rename _stat function
17615 (build2_loc): Likewise.
17616 (build3_loc): Likewise.
17617 (build4_loc): Likewise.
17618 (build5_loc): Likewise.
17620 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17622 * tree.c (make_int_cst_stat): Remove _stat from name.
17623 * tree.h (make_int_cst_stat): Adjust prototype.
17624 (make_int_cst): Remove macro.
17626 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17628 * tree.c (make_tre_binfo_stat): Remove _stat from name.
17629 * tree.h (make_tree_binfo_stat): Adjust prototype.
17630 (make_tree_binfo): Remove.
17632 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17634 * tree.c (copy_node_stat): Rename to copy_node.
17635 (build_distinct_type_copy): Adjust.
17636 * tree.h (copy_node_stat): Adjust prototype.
17637 (copy_node): Remove macro.
17639 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17641 * tree.c (make_node_stat): rename to make_node.
17642 (build_tree_list_stat): Adjust.
17643 (build0_stat): Likewise.
17644 (build2_stat): Likewise.
17645 (build3_stat): Likewise.
17646 (build4_stat): Likewise.
17647 (build5_stat): Likewise.
17648 (build_decl_stat): Likewise.
17649 * tree.h (make_node_stat): Adjust prototype.
17650 (make_node): remove macro.
17652 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
17654 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
17655 (PPC_FEATURE2_SCV): Likewise.
17656 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
17658 2017-07-28 Tamar Christina <tamar.christina@arm.com>
17660 * config/aarch64/aarch64.c
17661 (aarch64_internal_mov_immediate): Add new special pattern.
17662 * config/aarch64/aarch64.md (*movdi_aarch64):
17663 Add reg/32bit const mov case.
17665 2017-07-28 Tamar Christina <tamar.christina@arm.com>
17666 Richard Sandiford <richard.sandiford@linaro.org>
17668 * config/aarch64/aarch64.md (mov<mode>): Generalize.
17669 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
17670 Add integer and movi cases.
17671 (movi-split-hf-df-sf split, fp16): New.
17672 (enabled): Added TARGET_FP_F16INST.
17673 * config/aarch64/iterators.md (GPF_HF): New.
17674 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
17676 2017-07-28 Tamar Christina <tamar.christina@arm.com>
17678 * config/aarch64/aarch64.c
17679 (aarch64_simd_container_mode): Add prototype.
17680 (aarch64_expand_mov_immediate): Add HI support.
17681 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
17682 (aarch64_can_const_movi_rtx_p): New.
17683 (aarch64_preferred_reload_class):
17684 Remove restrictions of using FP registers for certain SIMD operations.
17685 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
17686 (aarch64_valid_floating_const): Add integer move validation.
17687 (aarch64_simd_imm_scalar_p): Remove.
17688 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
17689 (aarch64_legitimate_constant_p): Expand list of supported cases.
17690 * config/aarch64/aarch64-protos.h
17691 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
17692 (aarch64_reinterpret_float_as_int): New.
17693 (aarch64_simd_imm_scalar_p): Remove.
17694 * config/aarch64/constraints.md (Uvi): New.
17695 (Dd): Split into Ds and new Dd.
17696 * config/aarch64/aarch64.md (*movsi_aarch64):
17698 (*movdi_aarch64): Add SIMD mov case.
17700 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17702 * tree-predcom.c: (struct chain): Handle store-store chain in which
17703 stores for elimination only store loop invariant values.
17704 (execute_pred_commoning_chain): Ditto.
17705 (prepare_initializers_chain_store_elim): Ditto.
17706 (prepare_finalizers): Ditto.
17707 (is_inv_store_elimination_chain): New function.
17708 (initialize_root_vars_store_elim_1): New function.
17710 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17712 * tree-predcom.c: Revise general description of the pass.
17713 (enum chain_type): New enum type for store elimination.
17714 (struct chain): New field supporting store elimination.
17715 (struct component): Ditto.
17716 (dump_chain): Dump store-stores chain.
17717 (release_chain): Release resources.
17718 (split_data_refs_to_components): Compute and create component
17719 contains only stores for elimination.
17720 (get_chain_last_ref_at): New function.
17721 (make_invariant_chain): Initialization.
17722 (make_rooted_chain): Specify chain type in parameter and record it.
17723 (add_looparound_copies): Skip for store-stores chain.
17724 (determine_roots_comp): Compute type of chain and pass it to
17726 (initialize_root_vars_store_elim_2): New function.
17727 (finalize_eliminated_stores): New function.
17728 (remove_stmt): Handle store for elimination.
17729 (execute_pred_commoning_chain): Execute predictive commoning on
17730 store-store chains.
17731 (determine_unroll_factor): Skip unroll for store-stores chain.
17732 (prepare_initializers_chain_store_elim): New function.
17733 (prepare_initializers_chain): Hanlde store-store chain.
17734 (prepare_finalizers_chain, prepare_finalizers): New function.
17735 (tree_predictive_commoning_loop): Return integer value indicating
17736 if loop is unrolled or lcssa form is corrupted.
17737 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
17739 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17741 * tree-predcom.c (initialize_root): Delete.
17742 (execute_pred_commoning_chain): Initialize root vars and replace
17743 reference of non-combined chain directly, rather than call above
17746 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17748 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
17749 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
17751 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17753 * tree-predcom.c (struct chain): New field init_seq.
17754 (release_chain): Release init_seq.
17755 (prepare_initializers_chain): Record intialization stmts in above
17757 (insert_init_seqs): New function.
17758 (tree_predictive_commoning_loop): Call insert_init_seqs.
17760 2017-07-28 Bin Cheng <bin.cheng@arm.com>
17762 * tree-predcom.c (determine_roots_comp): Skip trivial components.
17764 2017-07-28 Richard Biener <rguenther@suse.de>
17766 * match.pd: Remove superfluous :c.
17767 * genmatch.c (simplify::id): Add member.
17768 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
17770 (current_id): New global.
17771 (dt_node::parent): Move from ...
17772 (dt_operand::parent): ... here. Add for_id member.
17773 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
17774 (decision_tree::find_node): Relax order requirement when
17775 merging DT_TRUE nodes to ones inbetween the current simplify
17776 and the one we try to merge with. Add diagnostic whenever
17777 we need to enforce pattern order by not merging.
17778 (decision_tree::insert): Set current_id.
17779 (decision_tree::print_node): Dump parent node and for_id.
17780 (parser::last_id): Add member.
17781 (parser::push_simplify): Assign unique id.
17782 (parser::parser): Initialize last_id.
17784 2017-07-28 Martin Liska <mliska@suse.cz>
17787 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
17788 gimple_build_debug_bind.
17790 2017-07-28 Richard Biener <rguenther@suse.de>
17792 PR tree-optimization/81502
17793 * match.pd: Add pattern combining BIT_INSERT_EXPR with
17795 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
17797 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
17798 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
17799 for BIT_FIELD_REF args.
17800 * fold-const.c (make_bit_field_ref): Likewise.
17801 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
17803 2017-07-28 Jakub Jelinek <jakub@redhat.com>
17806 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
17807 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
17808 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
17809 Or it into SANITIZER_UNDEFINED.
17810 * ubsan.c: Include gimple-fold.h and varasm.h.
17811 (ubsan_expand_ptr_ifn): New function.
17812 (instrument_pointer_overflow): New function.
17813 (maybe_instrument_pointer_overflow): New function.
17814 (instrument_object_size): Formatting fix.
17815 (pass_ubsan::execute): Call instrument_pointer_overflow
17816 and maybe_instrument_pointer_overflow.
17817 * internal-fn.c (expand_UBSAN_PTR): New function.
17818 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
17819 * sanitizer.def (__ubsan_handle_pointer_overflow,
17820 __ubsan_handle_pointer_overflow_abort): New builtins.
17821 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
17822 * internal-fn.def (UBSAN_PTR): New internal function.
17823 * opts.c (sanitizer_opts): Add pointer-overflow.
17824 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
17825 * fold-const.c (build_range_check): Compute pointer range check in
17826 integral type if pointer arithmetics would be needed. Formatting
17829 2017-07-28 Martin Liska <mliska@suse.cz>
17832 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
17833 parameters that are of a variable-length.
17835 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
17837 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
17839 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
17840 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17841 (CRT_CALL_STATIC_FUNCTION): Likewise.
17842 (ASM_DEFAULT_SPEC): New define.
17843 (ASM_SPEC32): Likewise.
17844 (ASM_SPEC64): Likewise.
17845 (ASM_SPEC_COMMON): Likewise.
17846 (ASM_SPEC): Likewise.
17847 (INVALID_64BIT): Likewise.
17848 (LINK_OS_DEFAULT_SPEC): Likewise.
17849 (LINK_OS_SPEC32): Likewise.
17850 (LINK_OS_SPEC64): Likewise.
17851 (POWERPC_LINUX): Likewise.
17852 (PTRDIFF_TYPE): Likewise.
17853 (RESTORE_FP_PREFIX): Likewise.
17854 (RESTORE_FP_SUFFIX): Likewise.
17855 (SAVE_FP_PREFIX): Likewise.
17856 (SAVE_FP_SUFFIX): Likewise.
17857 (SIZE_TYPE): Likewise.
17858 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
17859 (TARGET_64BIT): Likewise.
17860 (TARGET_64BIT): Likewise.
17861 (TARGET_AIX): Likewise.
17862 (WCHAR_TYPE_SIZE): Likewise.
17863 (WCHAR_TYPE): Undefine.
17864 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
17865 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
17866 (CPP_OS_RTEMS_SPEC): Delete.
17867 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
17868 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
17870 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
17872 2017-07-28 Jakub Jelinek <jakub@redhat.com>
17874 PR tree-optimization/81578
17875 * tree-parloops.c (build_new_reduction): Bail out if
17876 reduction_code isn't one of the standard OpenMP reductions.
17877 Move the details printing after that decision.
17879 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
17881 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
17882 related to reload_in_progress.
17883 (splat_input_operand): Likewise.
17884 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17886 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
17888 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
17889 (TARGET_INSTANTIATE_DECLS): Likewise.
17890 (legitimate_indexed_address_p): Delete reload_in_progress code.
17891 (rs6000_debug_legitimate_address_p): Likewise.
17892 (rs6000_eliminate_indexed_memrefs): Likewise.
17893 (rs6000_emit_le_vsx_store): Likewise.
17894 (rs6000_emit_move_si_sf_subreg): Likewise.
17895 (rs6000_emit_move): Likewise.
17896 (register_to_reg_type): Likewise.
17897 (rs6000_pre_atomic_barrier): Likewise.
17898 (rs6000_machopic_legitimize_pic_address): Likewise.
17899 (rs6000_allocate_stack_temp): Likewise.
17900 (rs6000_address_for_fpconvert): Likewise.
17901 (rs6000_address_for_altivec): Likewise.
17902 (rs6000_secondary_memory_needed_rtx): Delete function.
17903 (rs6000_check_sdmode): Likewise.
17904 (rs6000_alloc_sdmode_stack_slot): Likewise.
17905 (rs6000_instantiate_decls): Likewise.
17906 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17907 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
17908 Delete reload_in_progress.
17909 (*vec_reload_and_plus_<mptrsize>): Likewise.
17910 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
17911 (vsx_div_v2di): Likewise.
17912 (vsx_udiv_v2di): Likewise.
17914 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
17916 * config/rs6000/rs6000.opt (mlra): Replace with stub.
17917 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
17918 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
17919 (rs6000_debug_reg_global): Delete print of LRA status.
17920 (rs6000_option_override_internal): Delete dead LRA related code.
17921 (rs6000_lra_p): Delete function.
17922 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
17924 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17926 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
17927 * config/riscv/rtems.h: New file.
17929 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17930 Sudakshina Das <sudi.das@arm.com>
17932 * config/aarch64/aarch64.md
17933 (define_split for and<mode>3nr_compare): Move
17934 non aarch64_logical_operand to a register.
17935 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
17936 register immediate operand to a register.
17937 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
17939 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
17941 PR middle-end/81564
17942 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
17944 2017-07-27 Richard Biener <rguenther@suse.de>
17946 PR tree-optimization/81573
17947 PR tree-optimization/81494
17948 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
17949 multi defuse cycle case.
17951 2017-07-27 Richard Biener <rguenther@suse.de>
17953 PR tree-optimization/81571
17954 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
17957 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
17959 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
17960 earlier and only if MASK_FPU is set. Adjust formatting.
17962 2017-07-27 Martin Liska <mliska@suse.cz>
17964 * opt-functions.awk: Add validation of value of Init.
17965 * optc-gen.awk: Pass new argument.
17967 2017-07-27 Martin Liska <mliska@suse.cz>
17969 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
17970 Fix wrong condition.
17972 2017-07-27 Martin Liska <mliska@suse.cz>
17974 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
17975 BBs and edges seen by autoFDO.
17977 2017-07-27 Richard Biener <rguenther@suse.de>
17979 PR tree-optimization/81502
17980 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
17981 with incompatible but same sized type.
17982 (execute_update_addresses_taken): Likewise.
17984 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
17986 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
17987 flag_tree_loop_vectorize rather than flag_tree_vectorize.
17989 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17992 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
17993 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
17994 Change s_operand to memory_operand.
17996 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
17998 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
17999 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
18000 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
18001 Emit instructions rather than returning an expression. Handle TFmode
18002 and KFmode by casting to TImode.
18003 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
18004 (rs6000_emit_le_vsx_store): Likewise.
18005 * config/rs6000/vsx.md (VSX_TI): New iterator.
18006 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
18007 (*vsx_le_undo_permute_<mode>): Likewise.
18008 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
18009 emit the split sequence.
18010 (*vsx_le_perm_store_<mode>): Likewise.
18012 2017-07-27 Jakub Jelinek <jakub@redhat.com>
18014 PR tree-optimization/81555
18015 PR tree-optimization/81556
18016 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
18017 if true, force CHANGED for the recursive invocation.
18018 (reassociate_bb): Remember original length of ops array, pass
18019 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
18021 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
18022 attributes for noipa attribute. For naked attribute use
18023 lookup_attribute first before lookup_attribute_spec.
18024 * final.c (rest_of_handle_final): Disable IPA RA for functions with
18026 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
18027 for functions with noipa attribute.
18028 (cgraph_externally_visible_p): Return true for functions with noipa
18030 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
18031 for functions with noipa attribute.
18032 * doc/extend.texi: Document noipa function attribute.
18033 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
18034 also for functions with noipa attribute.
18035 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
18037 2017-07-26 Andrew Pinski <apinski@cavium.com>
18039 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
18040 vec_unalign_load_cost and vec_unalign_store_cost.
18042 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18044 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
18045 -mvsx-small-integer option.
18046 (ISA_3_0_MASKS_IEEE): Likewise.
18047 (OTHER_VSX_VECTOR_MASKS): Likewise.
18048 (POWERPC_MASKS): Likewise.
18049 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
18050 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
18051 code, only testing for DImode being allowed in non-VSX floating
18053 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
18054 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
18056 (rs6000_option_override_internal): Delete -mvsx-small-integer.
18057 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
18058 TARGET_P8_VECTOR test.
18059 (rs6000_secondary_reload_simple_move): Likewise.
18060 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
18061 since TARGET_P9_VECTOR was already tested.
18062 (rs6000_opt_masks): Remove -mvsx-small-integer.
18063 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
18064 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18066 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
18067 test for TARGET_VEXTRACTUB was used, and that uses
18069 (p9 extract splitter): Likewise.
18070 (vsx_extract_<mode>_di_p9): Likewise.
18071 (vsx_extract_<mode>_store_p9): Likewise.
18072 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
18073 for TARGET_P9_VECTOR was used. Delete code that is now dead with
18074 the elimination of TARGET_VSX_SMALL_INTEGER.
18075 (vsx_extract_<mode>_p8): Likewise.
18076 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
18077 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
18078 (vsx_set_<mode>_p9): Likewise.
18079 (vsx_set_v4sf_p9): Likewise.
18080 (vsx_set_v4sf_p9_zero): Likewise.
18081 (vsx_insert_extract_v4sf_p9): Likewise.
18082 (vsx_insert_extract_v4sf_p9_2): Likewise.
18083 * config/rs6000/rs6000.md (sign extend splitter): Change
18084 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
18085 (floatsi<mode>2_lfiwax_mem): Likewise.
18086 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18087 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
18088 since a test for TARGET_P9_VECTOR was used.
18089 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
18090 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
18091 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
18092 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
18093 TARGET_P8_VECTOR test.
18094 (fix_trunc<mode>si2_stfiwx): Likewise.
18095 (fix_trunc<mode>si2_internal): Likewise.
18096 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
18097 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18099 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
18100 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
18101 TARGET_P8_VECTOR test.
18102 (fixuns_trunc<mode>si2_stfiwx): Likewise.
18103 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
18104 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
18106 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
18107 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
18108 since a test for TARGET_P9_VECTOR was used.
18109 (splitter for loading small constants): Likewise.
18111 2017-07-26 Andrew Pinski <apinski@cavium.com>
18113 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
18116 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
18119 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
18120 (fp_valid_at): Likewise.
18122 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
18124 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
18125 (qdf24xx_addrcost_table): Likewise.
18126 (cortexa57_tunings): Update to use generic_branch_cost.
18127 (cortexa72_tunings): Likewise.
18128 (cortexa73_tunings): Likewise.
18129 (qdf24xx_tunings): Likewise.
18131 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
18133 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
18134 (thunderx2t99_branch_cost): Likewise.
18135 (cortexa35_tunings): Update to use generic_branch_cost.
18136 (cortexa53_tunings): Likewise.
18137 (cortexa57_tunings): Likewise.
18138 (cortexa72_tunings): Likewise.
18139 (cortexa73_tunings): Likewise.
18140 (thunderx2t99_tunings): Likewise.
18142 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
18144 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
18145 (sparc_option_override): Honour MASK_FSMULD.
18146 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
18147 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
18148 * config/sparc/sparc.opt (mfsmuld): New option.
18149 * doc/invoke.texi (mfsmuld): Document option.
18151 2017-07-26 Marek Polacek <polacek@redhat.com>
18153 PR middle-end/70992
18154 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
18156 2017-07-26 Richard Biener <rguenther@suse.de>
18158 * gimple-match-head.c (do_valueize): Return OP if valueize
18160 (get_def): New helper to get at the def stmt of a SSA name
18161 if valueize allows.
18162 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
18163 do_valueize to get at the def stmt.
18164 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
18166 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
18168 PR middle-end/46932
18169 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
18171 2017-07-26 Martin Liska <mliska@suse.cz>
18174 * function.c (expand_function_start): Make expansion of
18175 nonlocal_goto_save_area after parm_birth_insn.
18177 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
18179 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
18180 from all CPU target flags enable members.
18182 2017-07-26 Richard Biener <rguenther@suse.de>
18184 * genmatch.c (dt_simplify::gen): Make iterator vars const.
18185 (decision_tree::gen): Make 'type' const.
18186 (write_predicate): Likewise.
18188 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18190 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
18191 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
18192 (rs6000_option_override_internal): Likewise.
18193 (rs6000_expand_vector_set): Likewise.
18194 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
18195 (TARGET_UPPER_REGS_SF): Likewise.
18196 (TARGET_UPPER_REGS_DI): Likewise.
18197 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
18198 (TARGET_DIRECT_MOVE_64BIT): Likewise.
18199 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
18200 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
18201 (Splitters for DI constants in Altivec registers): Likewise.
18202 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
18203 (vsx_set_v4sf_p9): Likewise.
18204 (vsx_set_v4sf_p9_zero): Likewise.
18205 (vsx_insert_extract_v4sf_p9): Likewise.
18206 (vsx_insert_extract_v4sf_p9_2): Likewise.
18208 2017-07-25 Carl Love <cel@us.ibm.com>
18210 * doc/extend.texi: Update the built-in documentation file for the
18211 existing built-in functions
18212 vector signed char vec_cnttz (vector signed char);
18213 vector unsigned char vec_cnttz (vector unsigned char);
18214 vector signed short vec_cnttz (vector signed short);
18215 vector unsigned short vec_cnttz (vector unsigned short);
18216 vector signed int vec_cnttz (vector signed int);
18217 vector unsigned int vec_cnttz (vector unsigned int);
18218 vector signed long long vec_cnttz (vector signed long long);
18219 vector unsigned long long vec_cnttz (vector unsigned long long);
18221 2017-07-25 Andrew Pinski <apinski@cavium.com>
18223 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
18224 accesses where the use is for the first operand of a BIT_INSERT.
18226 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
18229 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
18230 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
18232 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
18234 * config/i386/gstabs.h: Delete.
18235 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
18237 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
18239 * config/i386/i386.c (ix86_decompose_address): Do not check for
18240 register RTX when looking at index_reg or base_reg.
18241 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
18243 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
18245 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
18246 to update EH info here.
18248 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
18250 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
18252 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
18254 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
18256 2017-07-25 Torsten Duwe <duwe@suse.de>
18258 * common.opt: Introduce -fpatchable-function-entry
18259 command line option, and its variables function_entry_patch_area_size
18260 and function_entry_patch_area_start.
18261 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
18262 including a two-value parser.
18263 * target.def (print_patchable_function_entry): New target hook.
18264 * targhooks.h (default_print_patchable_function_entry): New function.
18265 * targhooks.c (default_print_patchable_function_entry): Likewise.
18266 * toplev.c (process_options): Switch off IPA-RA if
18267 patchable function entries are being generated.
18268 * varasm.c (assemble_start_function): Look at the
18269 patchable-function-entry command line switch and current
18270 function attributes and maybe generate NOP instructions by
18271 calling the print_patchable_function_entry hook.
18272 * doc/extend.texi: Document patchable_function_entry attribute.
18273 * doc/invoke.texi: Document -fpatchable_function_entry
18274 command line option.
18275 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
18277 * doc/tm.texi: Re-generate.
18279 2017-07-25 Jakub Jelinek <jakub@redhat.com>
18282 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
18283 TARGET_AVX512DQ rather than TARGET_AVX512BW.
18285 2017-07-25 Tamar Christina <tamar.christina@arm.com>
18287 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
18289 2017-07-25 Richard Biener <rguenther@suse.de>
18291 PR tree-optimization/81455
18292 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
18293 not walk in cycles when looking for guards.
18295 2017-07-25 Richard Biener <rguenther@suse.de>
18297 PR tree-optimization/81529
18298 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
18299 when optimizing backedge uses.
18301 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
18303 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
18305 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
18306 to dl_section_ref. On AIX, append an expression to subtract
18307 the size of the section length to dl_section_ref.
18309 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
18311 * configure.ac: If any of the config.* scripts fail, exit 1.
18312 * configure: Regenerate.
18314 2017-07-25 Richard Biener <rguenther@suse.de>
18316 PR middle-end/81546
18317 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
18318 of immediate uses, be more verbose on errors.
18320 2017-07-25 Richard Biener <rguenther@suse.de>
18322 PR tree-optimization/81510
18323 * tree-vect-loop.c (vect_is_simple_reduction): When the
18324 reduction stmt is not inside the loop bail out.
18326 2017-07-25 Richard Biener <rguenther@suse.de>
18328 PR tree-optimization/81303
18329 * tree-vect-loop-manip.c (vect_loop_versioning): Build
18330 profitability check against LOOP_VINFO_NITERSM1.
18332 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
18334 * domwalk.c (cmp_bb_postorder): Simplify.
18335 (sort_bbs_postorder): New function. Use it...
18336 (dom_walker::walk): ...here to optimize common cases.
18338 2017-07-25 Martin Liska <mliska@suse.cz>
18341 * ipa-visibility.c (function_and_variable_visibility): Make the
18342 redirection just on target that supports aliasing.
18343 Fix GNU coding style.
18345 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
18348 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
18350 * config/arm/rtems.h: Likewise.
18351 * config/bfin/rtems.h: Likewise.
18352 * config/i386/rtemself.h: Likewise.
18353 * config/lm32/rtems.h: Likewise.
18354 * config/m32c/rtems.h: Likewise.
18355 * config/m68k/rtemself.h: Likewise.
18356 * config/microblaze/rtems.h: Likewise.
18357 * config/mips/rtems.h: Likewise.
18358 * config/moxie/rtems.h: Likewise.
18359 * config/nios2/rtems.h: Likewise.
18360 * config/powerpcspe/rtems.h: Likewise.
18361 * config/rs6000/rtems.h: Likewise.
18362 * config/rtems.h: Likewise.
18363 * config/sh/rtems.h: Likewise.
18364 * config/sh/rtemself.h: Likewise.
18365 * config/sparc/rtemself.h: Likewise.
18367 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
18370 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
18371 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
18372 * tree-ssa-structalias.c (alias_get_name): Same.
18374 2017-07-25 Bin Cheng <bin.cheng@arm.com>
18377 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
18378 instructions if no du chain is found.
18380 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
18382 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
18384 2017-07-25 Richard Biener <rguenther@suse.de>
18386 PR middle-end/81505
18387 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
18390 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18392 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
18393 upper-regs options.
18394 (ISA_2_7_MASKS_SERVER): Likewise.
18395 (ISA_3_0_MASKS_IEEE): Likewise.
18396 (OTHER_P8_VECTOR_MASKS): Likewise.
18397 (OTHER_VSX_VECTOR_MASKS): Likewise.
18398 (POWERPC_MASKS): Likewise.
18399 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
18400 duplicate list of options.
18401 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
18402 explicit -mupper-regs options.
18403 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
18404 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
18405 alias for -mupper-regs-df.
18406 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
18407 (rs6000_init_hard_regno_mode_ok): Likewise.
18408 (rs6000_option_override_internal): Likewise.
18409 (rs6000_opt_masks): Likewise.
18410 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
18411 options in terms of whether -mvsx or -mpower8-vector was used.
18412 (TARGET_UPPER_REGS_DI): Likewise.
18413 (TARGET_UPPER_REGS_SF): Likewise.
18414 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
18415 -mupper-regs-* options.
18417 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
18419 * passes.c (emergency_dump_function): Print some empty lines and a
18420 header before the RTL dump.
18422 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
18424 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
18426 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
18429 * config/aarch64/aarch64.c (aarch64_classify_symbol):
18430 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
18432 2017-07-24 Carl Love <cel@us.ibm.com>
18434 * config/rs6000/rs6000-c.c: Add support for built-in functions
18435 vector float vec_extract_fp32_from_shorth (vector unsigned short);
18436 vector float vec_extract_fp32_from_shortl (vector unsigned short);
18437 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
18438 vec_extract_fp_from_shortl): Add defines for the two builtins.
18439 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
18440 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
18442 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
18443 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
18444 * doc/extend.texi: Update the built-in documentation file for the
18445 new built-in function.
18447 2017-07-24 Jakub Jelinek <jakub@redhat.com>
18450 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
18452 * doc/generic.texi: Likewise.
18453 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
18454 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
18456 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
18458 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
18459 (aarch64_mls_elt_merge<mode>): Likewise.
18461 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
18463 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
18464 having __cxa_atexit.
18466 2017-07-23 Michael Collison <michael.collison@arm.com>
18468 * config/arm/arm.c (arm_option_override): Deprecate
18469 use of -mstructure-size-boundary.
18470 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
18471 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
18473 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18476 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
18477 Reduce cost estimate for direct moves.
18479 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
18482 * config/i386/i386.c (ix86_option_override_internal): Disable
18483 BMI, BMI2 and TBM instructions for -m16.
18485 2017-07-21 Carl Love <cel@us.ibm.com>
18487 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18488 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
18489 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
18490 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
18491 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
18492 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
18493 VMULOSW): New enum "unspec" values.
18494 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
18495 altivec_vmulosw): New patterns.
18496 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
18497 VMULOSW): Add definitions.
18499 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
18501 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
18502 (qdf24xx): Likewise.
18503 * config/aarch64/aarch64-options-extensions.def (rdma); New.
18504 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
18505 (AARCH64_FL_V8_1): Renumber.
18506 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
18507 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
18508 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
18509 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
18510 rdma to feature modifiers list.
18512 2017-07-21 Yury Gribov <tetra2005@gmail.com>
18514 PR middle-end/56727
18515 * ipa-visibility (function_and_variable_visibility): Convert
18516 recursive PLT call to direct call if appropriate.
18518 2017-07-21 Andrew Pinski <apinski@cavium.com>
18520 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
18521 operand 1 to see if the types precision matches.
18522 * fold-const.c (operand_equal_p): Likewise.
18524 2017-07-21 Richard Biener <rguenther@suse.de>
18526 PR tree-optimization/81303
18527 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
18528 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
18529 (vect_peeling_hash_get_lowest_cost): Adjust.
18530 (vect_enhance_data_refs_alignment): Likewise. Use
18531 vect_get_peeling_costs_all_drs to compute the penalty for no
18532 peeling to match up costs.
18534 2017-07-21 Richard Biener <rguenther@suse.de>
18536 PR tree-optimization/81500
18537 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
18538 we didn't identify a reduction path.
18540 2017-07-21 Tom de Vries <tom@codesourcery.com>
18541 Cesar Philippidis <cesar@codesourcery.com>
18543 PR gcov-profile/81442
18544 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
18547 2017-07-21 Tom de Vries <tom@codesourcery.com>
18550 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
18552 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
18553 nvptx_override_options_after_change.
18555 2017-07-21 Ulrich Drepper <drepper@redhat.com>
18557 * dwarf2out.c (output_file_names): Avoid double testing for
18558 dwarf_version >= 5.
18560 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
18562 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
18564 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
18566 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
18568 (try_crossjump_to_edge): Do not punt on partitioned functions.
18570 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
18572 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
18573 Put all BBs reachable only via paths crossing cold region to cold
18575 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
18577 2016-07-21 Richard Biener <rguenther@suse.de>
18579 PR tree-optimization/81303
18580 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
18581 into account prologue and epilogue iterations when raising
18582 min_profitable_iters to sth at least covering one vector iteration.
18584 2017-07-21 Tamar Christina <tamar.christina@arm.com>
18586 * config/arm/arm.c (arm_test_cpu_arch_dat):
18589 2017-07-20 Nathan Sidwell <nathan@acm.org>
18591 Remove TYPE_METHODS.
18592 * tree.h (TYPE_METHODS): Delete.
18593 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
18594 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
18595 (dbxout_type_methods): Scan TYPE_FIELDS.
18596 (dbxout_type): Don't check TYPE_METHODS here.
18597 * function.c (use_register_for_decl): Always ignore register for
18598 class types when not optimizing.
18599 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
18600 * tree.c (free_lang_data_in_type): Stitch out member functions and
18601 templates from TYPE_FIELDS.
18602 (build_distinct_type_copy, verify_type_variant,
18603 verify_type): Member fns are on TYPE_FIELDS.
18604 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
18605 * tree-pretty-print.c (dump_generic_node): Likewise.
18607 2017-07-20 Jakub Jelinek <jakub@redhat.com>
18610 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
18611 V2TImode and V4TImode.
18612 (ix86_expand_vector_extract): Likewise.
18613 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
18614 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
18615 (ssescalarmode): Handle V4TImode and V2TImode.
18616 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
18617 (*vec_extractv2ti, *vec_extractv4ti): New insns.
18618 (VEXTRACTI128_MODE): New mode iterator.
18619 (splitter for *vec_extractv?ti first element): New.
18620 (VEC_INIT_MODE): New mode iterator.
18621 (vec_init<mode>): Consolidate 3 expanders into one using
18622 VEC_INIT_MODE mode iterator.
18624 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
18626 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
18627 non_spilled_static_chain_regno_p.
18629 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
18631 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
18633 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
18635 * bb-reorder.c (connect_traces): Allow copying of blocks within
18638 2017-07-20 Richard Biener <rguenther@suse.de>
18640 * gimple.h (gimple_phi_result): Add gphi * overload.
18641 (gimple_phi_result_ptr): Likewise.
18642 (gimple_phi_arg): Likewise. Adjust index assert to only
18643 allow actual argument accesses rather than all slots available
18645 (gimple_phi_arg_def): Add gphi * overload.
18646 * tree-phinodes.c (make_phi_node): Initialize only actual
18648 (resize_phi_node): Clear memory not covered by old node,
18649 do not initialize excess argument slots.
18650 (reserve_phi_args_for_new_edge): Initialize new argument slot
18653 2017-07-20 Bin Cheng <bin.cheng@arm.com>
18655 PR tree-optimization/81388
18657 2016-07-21 Bin Cheng <bin.cheng@arm.com>
18659 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
18660 by removing computation of may_be_zero.
18662 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
18663 Tom de Vries <tom@codesourcery.com>
18665 PR middle-end/81030
18666 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
18667 when gimple level profile disagrees with what RTL expander did.
18669 2017-07-20 Richard Biener <rguenther@suse.de>
18671 PR tree-optimization/61171
18672 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
18673 (vect_analyze_stmt): Add slp instance parameter.
18674 (vectorizable_reduction): Likewise.
18675 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
18676 (vect_is_simple_reduction): Deal with chains not detected
18677 as SLP reduction chain, specifically not properly associated
18678 chains containing a mix of plus/minus.
18679 (get_reduction_op): Remove.
18680 (get_initial_defs_for_reduction): Simplify, pass in whether
18681 this is a reduction chain, pass in the SLP node for the PHIs.
18682 (vect_create_epilog_for_reduction): Get the SLP instance as
18684 (vectorizable_reduction): Get the SLP instance as arg.
18685 During analysis remember the SLP node with the PHIs in the
18686 instance. Simplify getting at the vectorized reduction PHIs.
18687 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
18688 through SLP instance.
18689 (vect_slp_analyze_operations): Likewise.
18690 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
18691 (vect_transform_stmt): Likewise.
18693 2017-07-20 Tom de Vries <tom@codesourcery.com>
18695 PR tree-optimization/81489
18696 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
18697 read of phi arg location to before loop that modifies phi.
18699 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
18701 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
18704 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
18706 PR middle-end/81331
18707 * except.c (execute): Fix ordering issue.
18709 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
18711 PR rtl-optimization/81423
18712 * combine.c (make_compound_operation_int): Don't try to optimize
18713 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
18715 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
18717 PR rtl-optimization/81423
18718 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
18719 with a constant that is -1 in the truncated to mode.
18721 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
18723 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
18724 (determine_unlikely_bbs): ... here.
18725 * predict.h (propagate_unlikely_bbs_forward): Declare.
18726 * cfgexpand.c (pass_expand::execute): Use it.
18727 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
18729 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
18730 propagate_unlikely_bbs_forward.
18732 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
18734 PR middle-end/81331
18735 * except.c (maybe_add_nop_after_section_switch): New function.
18738 2017-07-19 Tom de Vries <tom@codesourcery.com>
18740 * gimple.h (gimple_phi_set_arg): Make assert more strict.
18742 2017-07-19 Tom de Vries <tom@codesourcery.com>
18744 * gimple.h (gimple_phi_arg): Make assert more strict.
18746 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
18748 * config.gcc (powerpc*-*-*): Add mmintrin.h.
18749 * config/rs6000/mmintrin.h: New file.
18750 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
18752 2017-07-19 Jakub Jelinek <jakub@redhat.com>
18754 PR tree-optimization/81346
18755 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
18757 2017-07-19 Tom de Vries <tom@codesourcery.com>
18759 * config/nvptx/nvptx.md (VECIM): Add V2DI.
18761 2017-07-19 Tom de Vries <tom@codesourcery.com>
18763 * config/nvptx/nvptx-modes.def: Add V2DImode.
18764 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
18765 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
18766 (nvptx_output_mov_insn): Handle lack of mov.b128.
18767 (nvptx_print_operand): Handle 'H' and 'L' codes.
18768 (nvptx_vector_mode_supported): Allow V2DImode.
18769 (nvptx_preferred_simd_mode): New function.
18770 (nvptx_data_alignment): New function.
18771 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
18772 nvptx_preferred_simd_mode.
18773 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
18775 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
18777 2017-07-19 Tom de Vries <tom@codesourcery.com>
18779 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
18780 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
18781 (nvptx_vector_mode_supported): New function. Allow V2SImode.
18782 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
18783 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
18784 (mov<VECIM>_insn): New define_insn.
18785 (define_expand "mov<VECIM>): New define_expand.
18787 2017-07-19 Tom de Vries <tom@codesourcery.com>
18789 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
18791 2017-07-19 Jakub Jelinek <jakub@redhat.com>
18793 PR tree-optimization/81346
18794 * fold-const.h (fold_div_compare, range_check_type): Declare.
18795 * fold-const.c (range_check_type): New function.
18796 (build_range_check): Use range_check_type.
18797 (fold_div_compare): No longer static, rewritten into
18798 a match.pd helper function.
18799 (fold_comparison): Don't call fold_div_compare here.
18800 * match.pd (X / C1 op C2): New optimization using fold_div_compare
18801 as helper function.
18803 2017-07-19 Nathan Sidwell <nathan@acm.org>
18805 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
18806 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
18807 * tree.c (find_decls_types_r, verify_type): Use
18808 TYPE_{MIN,MAX}_VALUE_RAW.
18809 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
18810 (hash_tree): Likewise.
18811 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
18813 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
18816 2017-07-18 Tom de Vries <tom@codesourcery.com>
18818 PR middle-end/81464
18819 * omp-expand.c (expand_omp_for_static_chunk): Handle
18820 equal-argument loop exit phi.
18822 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
18826 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
18827 operand 2 predicate.
18828 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
18829 operand 2 predicate.
18830 (ror,rol -> rorx splitters): Use const_int_operand as
18831 operand 2 predicate.
18833 2017-06-18 Richard Biener <rguenther@suse.de>
18835 PR tree-optimization/81410
18836 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
18837 the gap in the ! slp_perm SLP case after each group.
18839 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
18841 PR middle-end/81463
18842 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
18845 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
18847 PR middle-end/81462
18848 * predict.c (set_even_probabilities): Cleanup; do not affect
18849 probabilities that are already known.
18850 (combine_predictions_for_bb): Call even when count is set.
18852 2017-07-18 Nathan Sidwell <nathan@acm.org>
18854 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
18857 2017-07-18 Bin Cheng <bin.cheng@arm.com>
18860 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
18861 optimization for loop niter analysis.
18863 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
18866 * config/avr/avr.c (avr_optimize_casesi): Don't use
18867 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
18869 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
18871 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
18872 body_cost_vec from _vect_peel_extended_info.
18873 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
18874 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
18877 2017-07-18 Bin Cheng <bin.cheng@arm.com>
18879 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
18881 2017-07-18 Richard Biener <rguenther@suse.de>
18883 PR tree-optimization/80620
18884 PR tree-optimization/81403
18885 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
18886 info when re-using a VN table entry.
18888 2017-07-18 Richard Biener <rguenther@suse.de>
18890 PR tree-optimization/81418
18891 * tree-vect-loop.c (vectorizable_reduction): Properly compute
18892 vectype_in. Verify that with lane-reducing reduction operations
18893 we have a single def-use cycle.
18895 2017-07-17 Carl Love <cel@us.ibm.com>
18897 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
18899 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18900 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
18901 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
18902 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
18903 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
18904 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
18905 VMULOSW): New enum "unspec" values.
18906 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
18907 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
18908 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
18909 altivec_vmulosw): New patterns.
18910 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
18911 VMULOSW): Add definitions.
18912 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
18914 * config/alpha/alpha.c: Include predict.h.
18916 2017-07-17 Yury Gribov <tetra2005@gmail.com>
18918 * tree-vrp.c (compare_assert_loc): Fix comparison function
18919 to return predictable results.
18921 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
18923 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
18925 (subdi3): Likewise.
18926 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
18927 * doc/invoke.texi (mexpand-adddi): Update text.
18929 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
18931 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
18932 that also clobbers the CC register. The old expand code is moved
18934 (*arc_clzsi2): ... here.
18935 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
18936 the CC register. The old expand code is moved to ...
18937 (arc_ctzsi2): ... here.
18939 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
18941 * config/arc/arc.opt (mindexed-loads): Use initial value
18942 TARGET_INDEXED_LOADS_DEFAULT.
18943 (mauto-modify-reg): Use initial value
18944 TARGET_AUTO_MODIFY_REG_DEFAULT.
18945 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
18946 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
18947 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
18948 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
18950 2017-07-17 Martin Liska <mliska@suse.cz>
18953 * opts.c (finish_options): Do not allow -fgnu-tm
18954 w/ -fsanitize={kernel-,}address. Say sorry.
18956 2017-07-17 Bin Cheng <bin.cheng@arm.com>
18959 * tree-loop-distribution.c (classify_partition): Only assert on
18960 numer of iterations.
18961 (merge_dep_scc_partitions): Delete prameter. Update function call.
18962 (distribute_loop): Remove code handling loop with unknown niters.
18963 (pass_loop_distribution::execute): Skip loop with unknown niters.
18965 2017-07-17 Bin Cheng <bin.cheng@arm.com>
18968 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
18969 function sort_partitions_by_post_order.
18971 2017-07-17 Bin Cheng <bin.cheng@arm.com>
18973 PR tree-optimization/81374
18974 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
18975 the max index of basic blocks, rather than number of basic blocks.
18977 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
18979 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
18981 (arc_legitimate_pic_operand_p): Likewise.
18982 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
18984 (arc_needs_pcl_p): Likewise.
18985 (arc_legitimate_pc_offset_p): Likewise.
18986 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
18987 function is also used in constrains.md.
18988 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
18989 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
18990 PLUS. Only return true/false in known cases, otherwise assert.
18991 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
18992 is already called in arc_legitimate_constant_p.
18993 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
18995 (LEGITIMATE_PIC_OPERAND_P): Use
18996 arc_raw_symbolic_reference_mentioned_p function.
18997 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
19002 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
19003 Andrew Burgess <andrew.burgess@embecosm.com>
19005 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
19006 (arc_return_address_register): New function.
19007 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
19008 (arc_handle_fndecl_attribute): Add naked attribute.
19009 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
19010 (TARGET_WARN_FUNC_RETURN): Likewise.
19011 (arc_allocate_stack_slots_for_args): New function.
19012 (arc_warn_func_return): Likewise.
19013 (machine_function): Change type fn_type.
19014 (arc_compute_function_type): Consider new naked function type,
19015 change function return type.
19016 (arc_must_save_register): Adapt to handle new
19017 arc_compute_function_type's return type.
19018 (arc_expand_prologue): Likewise.
19019 (arc_expand_epilogue): Likewise.
19020 (arc_return_address_regs): Delete.
19021 (arc_return_address_register): New function.
19022 (arc_epilogue_uses): Use above function.
19023 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
19024 (arc_function_type): Change encoding, add naked type.
19025 (ARC_INTERRUPT_P): Change to handle the new encoding.
19026 (ARC_FAST_INTERRUPT_P): Likewise.
19027 (ARC_NORMAL_P): Define.
19028 (ARC_NAKED_P): Likewise.
19029 (arc_compute_function_type): Delete prototype.
19030 * config/arc/arc.md (in_ret_delay_slot): Use
19031 arc_return_address_register function.
19032 (simple_return): Likewise.
19033 (p_return_i): Likewise.
19035 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19037 PR tree-optimization/81428
19038 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
19039 can't be built for those types.
19041 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
19043 Remove stuff dead since r239246.
19045 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
19046 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
19047 (avr_inform_devices): Remove dead stuff.
19049 2017-07-17 Tamar Christina <tamar.christina@arm.com>
19051 * config/arm/arm_neon.h: Fix softp typo.
19053 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19055 PR tree-optimization/81365
19056 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
19057 aggregate moves onto bb predecessor edges, make sure there are no
19058 loads that could alias the lhs in between the start of bb and the
19061 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
19064 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
19065 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
19066 [LSHIFTRT, outer_code = TRUNCATE]: Same.
19068 2017-07-17 Jakub Jelinek <jakub@redhat.com>
19070 PR tree-optimization/81396
19071 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
19072 (init_symbolic_number): Initialize it to 1.
19073 (perform_symbolic_merge): Add n_ops from both operands into the new
19075 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
19076 without base_addr as useless if they need more than one operation.
19077 (bswap_replace): Handle !bswap case for NULL base_addr.
19079 2017-07-17 Tom de Vries <tom@codesourcery.com>
19082 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
19085 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
19087 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
19088 conditional builtin define __FIX_LEON3FT_B2BST.
19090 2017-07-17 Daniel Cederman <cederman@gaisler.com>
19092 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
19093 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
19096 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
19098 PR rtl-optimization/81424
19099 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
19100 to remove potential trapping from operands if -fnon-call-exceptions.
19102 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
19105 profile_proability for scalling.
19106 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
19108 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19110 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
19112 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19114 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
19115 fixpoint arithmetics.
19117 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19119 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
19120 fixpoint arithmetics.
19122 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19124 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
19125 fixpoint arithmetics.
19127 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
19129 * profile-count.h (profile_probability::from_reg_br_prob_note,
19130 profile_probability::to_reg_br_prob_note): New functions.
19131 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
19132 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
19133 * predict.c (probability_reliable_p): Update.
19134 (edge_probability_reliable_p): Update.
19135 (br_prob_note_reliable_p): Update.
19136 (invert_br_probabilities): Update.
19137 (add_reg_br_prob_note): New function.
19138 (combine_predictions_for_insn): Update.
19139 * asan.c (asan_clear_shadow): Update.
19140 * cfgbuild.c (compute_outgoing_frequencies): Update.
19141 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
19142 (update_br_prob_note): Update.
19143 (rtl_verify_edges): Update.
19144 (purge_dead_edges): Update.
19145 (fixup_reorder_chain): Update.
19146 * emit-rtl.c (try_split): Update.
19147 * ifcvt.c (cond_exec_process_insns): Update.
19148 (cond_exec_process_if_block): Update.
19149 (dead_or_predicable): Update.
19150 * internal-fn.c (expand_addsub_overflow): Update.
19151 (expand_neg_overflow): Update.
19152 (expand_mul_overflow): Update.
19153 * loop-doloop.c (doloop_modify): Update.
19154 * loop-unroll.c (compare_and_jump_seq): Update.
19155 * optabs.c (emit_cmp_and_jump_insn_1): Update.
19156 * predict.h: Update.
19157 * reorg.c (mostly_true_jump): Update.
19159 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
19160 * config/alpha/alpha.c (emit_unlikely_jump): Update.
19161 * config/arc/arc.c: (emit_unlikely_jump): Update.
19162 * config/arm/arm.c: (emit_unlikely_jump): Update.
19163 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
19164 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
19165 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
19166 (ix86_print_operand): Update.
19167 (ix86_split_fp_branch): Update.
19168 (predict_jump): Update.
19169 * config/ia64/ia64.c (ia64_print_operand): Update.
19170 * config/mmix/mmix.c (mmix_print_operand): Update.
19171 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
19172 (rs6000_expand_split_stack_prologue): Update.
19173 * config/rs6000/rs6000.c: Update.
19174 * config/s390/s390.c (s390_expand_vec_strlen): Update.
19175 (s390_expand_vec_movstr): Update.
19176 (s390_expand_cs_tdsi): Update.
19177 (s390_expand_split_stack_prologue): Update.
19178 * config/sh/sh.c (sh_print_operand): Update.
19179 (expand_cbranchsi4): Update.
19180 (expand_cbranchdi4): Update.
19181 * config/sparc/sparc.c (output_v9branch): Update.
19182 * config/spu/spu.c (get_branch_target): Update.
19183 (ea_load_store_inline): Update.
19184 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
19185 * config/tilepro/tilepro.c: Update.
19187 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
19189 * gimplify.c (mostly_copy_tree_r): Revert latest change.
19190 (gimplify_save_expr): Likewise.
19192 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
19194 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
19196 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
19198 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
19200 * timevar.def (TV_IPA_FNSUMMARY): Define.
19202 2017-07-16 Daniel Cederman <cederman@gaisler.com>
19204 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
19205 to back store errata sensitive sequence from being generated.
19206 (sqrtdf2_fix): Likewise.
19208 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
19210 * tree-ssa-threadupdate.c (compute_path_counts,
19211 update_joiner_offpath_counts): Use profile_probability.
19213 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
19216 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
19218 * config/arm/arm-c.c (arm_cpu_builtins): Define
19219 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
19221 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
19223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19224 array entries to represent __ieee128 versions of the
19225 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
19226 scalar_extract_sig, and scalar_insert_exp built-in functions.
19227 (altivec_resolve_overloaded_builtin): Add special case handling
19228 for the __builtin_scalar_insert_exp function, as represented by
19229 the P9V_BUILTIN_VEC_VSIEDP constant.
19230 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
19231 exponent support for __ieee128 argument.
19232 (VSESQP): Add scalar extract signature support for __ieee128
19234 (VSTDCNQP): Add scalar test negative support for __ieee128
19236 (VSIEQP): Add scalar insert exponent support for __int128 argument
19237 with __ieee128 result.
19238 (VSIEQPF): Add scalar insert exponent support for __ieee128
19239 argument with __ieee128 result.
19240 (VSTDCQP): Add scalar test data class support for __ieee128
19242 (VSTDCNQP): Add overload support for scalar test negative with
19243 __ieee128 argument.
19244 (VSTDCQP): Add overload support for scalar test data class
19245 __ieee128 argument.
19246 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
19247 UNSPEC_VSX_SXSIGDP.
19248 (UNSPEC_VSX_SIEXPQP): New constant.
19249 (xsxexpqp): New insn for VSX scalar extract exponent quad
19251 (xsxsigqp): New insn for VSX scalar extract significand quad
19253 (xsiexpqpf): New insn for VSX scalar insert exponent quad
19254 precision with floating point argument.
19255 (xststdcqp): New expand for VSX scalar test data class quad
19257 (xststdcnegqp): New expand for VSX scalar test negative quad
19259 (xststdcqp): New insn to match expansions for VSX scalar test data
19260 class quad precision and VSX scalar test negative quad precision.
19261 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
19262 special case operand checking to enforce that second operand of
19263 VSX scalar test data class with quad precision argument is a 7-bit
19265 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
19266 prototypes and descriptions of __ieee128 versions of
19267 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
19268 scalar_test_data_class, and scalar_test_neg built-in functions.
19270 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19272 PR tree-optimization/81162
19273 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
19274 replace a negate with an add.
19276 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
19278 * doc/invoke.texi (arm/-mcpu): Document +crypto.
19280 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
19282 * config/arm/arm-c.c (arm_cpu_builtins): Define
19283 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
19285 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
19287 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
19288 (armv8-r): Set ARM Cortex-R52 as default CPU.
19289 * config/arm/arm-tables.opt: Regenerate.
19290 * config/arm/arm-tune.md: Regenerate.
19291 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
19293 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
19294 extension for -mcpu=cortex-r52.
19296 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
19298 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
19299 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
19300 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
19301 (fp-armv8): Define it as FP_ARMv8 only.
19302 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
19303 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
19305 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
19306 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
19307 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
19308 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
19309 than TARGET_FPU_ARMV8.
19310 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
19311 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
19312 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
19314 * config/arm/neon.md (neon_vrint): Likewise.
19315 (neon_vcvt): Likewise.
19316 (neon_<fmaxmin_op><mode>): Likewise.
19317 (<fmaxmin><mode>3): Likewise.
19318 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
19319 * config/arm/predicates.md (arm_cond_move_operator): Check against
19320 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
19322 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
19324 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
19325 to top of function.
19327 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19329 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
19330 loop in comment with memset.
19332 2017-07-14 Martin Liska <mliska@suse.cz>
19334 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
19335 * dwarf2out.c (is_java): Remove the function.
19336 (output_pubname): Remove usage of the function.
19337 (lower_bound_default): Remove usage of DW_LANG_Java.
19338 (gen_compile_unit_die): Likewise.
19339 * gcc.c: Remove compiler defaults for .java and .zip files.
19340 * gimple-expr.c (remove_suffix): Change as there's no longer
19341 extension than 4-letter one.
19342 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
19343 (gimplify_save_expr): Likewise.
19344 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
19345 as it's possible even for other languages than Java.
19346 * langhooks.h (struct lang_hooks): Remove Java from a comment.
19347 * lto-opts.c (lto_write_options): Remove reference to Java.
19348 * opts.c (strip_off_ending): Update file extension handling.
19349 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
19350 * tree-eh.c (lower_resx): Likewise.
19351 * tree.c (free_lang_data_in_type): Remove dead code.
19352 (find_decls_types_r): Likewise.
19353 (build_common_builtin_nodes): Remove Java from a comment.
19354 (verify_type): Remove dead code.
19355 * varasm.c (assemble_external): Remove Java from a comment.
19357 2017-07-14 Martin Liska <mliska@suse.cz>
19359 * opts.c (finish_options): Add quotes.
19360 (common_handle_option): Likewise.
19362 2017-07-14 Martin Liska <mliska@suse.cz>
19364 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
19365 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
19366 Remove N_SO_PASCAL.
19367 * dwarf2out.c (lower_bound_default): Do not handle
19369 (gen_compile_unit_die): Likewise.
19370 * gcc.c: Remove default extension binding for GNU Pascal.
19371 * stmt.c: Remove Pascal language from a comment.
19372 * xcoffout.c: Likewise.
19374 2017-07-13 David Malcolm <dmalcolm@redhat.com>
19377 * diagnostic-show-locus.c (fixit_cmp): New function.
19378 (layout::layout): Sort m_fixit_hints.
19379 (column_range::column_range): Assert that the values are valid.
19380 (struct char_span): New struct.
19381 (correction::overwrite): New method.
19382 (struct source_line): New struct.
19383 (line_corrections::add_hint): Add assertions. Reimplement memcpy
19384 calls in terms of classes source_line and char_span, and
19385 correction::overwrite.
19386 (selftest::test_overlapped_fixit_printing_2): New function.
19387 (selftest::diagnostic_show_locus_c_tests): Call it.
19389 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
19391 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
19392 early if there is no lhs.
19394 2017-07-13 Martin Liska <mliska@suse.cz>
19396 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
19397 (gen_reference_type_die): Likewise.
19398 * stor-layout.c: Remove Pascal-related comment.
19400 2017-07-13 Martin Liska <mliska@suse.cz>
19402 * opts.c (finish_options): Add quotes to error messages.
19403 (parse_sanitizer_options): Likewise.
19405 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
19407 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
19409 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
19411 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
19413 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
19415 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
19417 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
19419 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19422 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
19423 provides the hardware capability bits, define the macro
19424 __BUILTIN_CPU_SUPPORTS__.
19425 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
19426 if GLIBC does not provide the hardware capability bits. Add a
19427 gcc_unreachable call if the built-in cpu function is neither
19428 __builtin_cpu_is nor __builtin_cpu_supports.
19429 (rs6000_get_function_versions_dispatcher): Change the warning
19430 that an old GLIBC is used which does not export the capability
19431 bits to be an error.
19432 * doc/extend.texi (target_clones attribute): Document the
19433 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
19434 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
19435 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
19436 the macros defined by GCC if the newer GLIBC is available.
19438 2017-07-12 Jeff Law <law@redhat.com>
19440 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
19441 remaining includes slightly.
19442 * config/riscv/riscv-builtins.c: Include profile-count.h.
19444 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
19447 * config/avr/avr.c (avr_set_current_function): In diagnostic
19448 messages: Quote keywords and (parts of) identifiers.
19449 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
19452 2017-07-12 Carl Love <cel@us.ibm.com>
19454 * config/rs6000/rs6000-c.c: Add support for built-in functions
19455 vector bool char vec_revb (vector bool char);
19456 vector bool short vec_revb (vector short char);
19457 vector bool int vec_revb (vector bool int);
19458 vector bool long long vec_revb (vector bool long long);
19459 * doc/extend.texi: Update the built-in documentation file for the
19460 new built-in functions.
19462 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19464 * config/s390/s390.md: Remove movcc splitter.
19466 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19468 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
19469 load/store on condition.
19471 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
19474 * config/avr/avr.c (avr_encode_section_info)
19475 [progmem && !TREE_READONLY]: Error if progmem object needs
19478 2017-07-11 Michael Collison <michael.collison@arm.com>
19480 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
19483 2017-07-11 Carl Love <cel@us.ibm.com>
19485 * config/rs6000/rs6000-c.c: Add support for builtins
19486 vector unsigned int vec_parity_lsbb (vector signed int);
19487 vector unsigned int vec_parity_lsbb (vector unsigned int);
19488 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
19489 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
19490 vector unsigned long long vec_parity_lsbb (vector signed long long);
19491 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
19492 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
19493 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
19494 * doc/extend.texi: Update the built-in documentation file for the
19495 new built-in functions.
19497 2017-07-11 David Malcolm <dmalcolm@redhat.com>
19499 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
19500 (layout::m_primary_loc): New field.
19501 (layout::layout): Initialize new field. Move location filtering
19502 logic from here to...
19503 (layout::maybe_add_location_range): ...this new method. Add
19504 support for filtering to just the lines already specified by other
19506 (layout::will_show_line_p): New method.
19507 (gcc_rich_location::add_location_if_nearby): New method.
19508 (selftest::test_add_location_if_nearby): New test function.
19509 (selftest::diagnostic_show_locus_c_tests): Call it.
19510 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
19513 2017-07-11 Tom de Vries <tom@codesourcery.com>
19515 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
19516 (bb_first_real_insn): New function.
19517 (nvptx_single): Add extra initialization of broadcasted condition
19520 2017-07-11 Nathan Sidwell <nathan@acm.org>
19522 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
19524 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
19526 * doc/extend.texi (AVR Function Attributes): Remove weblink to
19527 Binutils doc as TEXI will mess them up.
19528 * doc/invoke.texi (AVR Options): Same here.
19530 2017-07-11 Daniel Cederman <cederman@gaisler.com>
19532 * config/sparc/sparc.opt (mfix-ut700): New option.
19533 (mfix-gr712rc): Likewise.
19534 (sparc_fix_b2bst): New variable.
19535 * doc/invoke.texi (SPARC options): Document them.
19536 (ARM options): Fix warnings.
19537 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
19538 instructions to prevent sequences that can trigger the store-store
19539 errata for certain LEON3FT processors.
19540 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
19541 (sparc_option_override): Set sparc_fix_b2bst appropriately.
19542 * config/sparc/sparc.md (fix_b2bst): New attribute.
19543 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
19545 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
19548 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
19550 (*rsqrtsf2_sse): Ditto.
19552 (div<mode>3): Macroize insn from divdf3 and divsf3
19553 using MODEF mode iterator.
19555 2017-07-10 Martin Sebor <msebor@redhat.com>
19557 PR tree-optimization/80397
19558 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
19559 instead of testing for equality to INTEGER_TYPE.
19561 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
19563 * config.gcc: Remove uclibc from arc target spec.
19565 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
19567 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
19569 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
19572 * lto-wrapper.c (remove_option): New function.
19573 (merge_and_complain): Merge PIC/PIE options more realistically.
19575 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
19577 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
19581 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
19582 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
19583 * config.in: Regenerate.
19584 * configure: Regenerate.
19585 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
19586 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
19587 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
19588 (TARGET_GASISR_PROLOGUES): ...target mask.
19589 * common/config/avr/avr-common.c
19590 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
19591 Set -mgas-isr-prologues.
19592 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
19593 INSERT_PASS_BEFORE for it.
19594 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
19595 * config/avr/avr.c (avr_option_override)
19596 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
19597 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
19598 (avr_attribute_table) <no_gccisr>: Add new function attribute.
19599 (avr_set_current_function) <is_no_gccisr>: Init machine field.
19600 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
19602 (make_avr_pass_pre_proep): New function.
19603 (emit_push_sfr) <treg>: Add argument to function and use it
19604 instead of TMP_REG.
19605 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
19606 and set machine->gasisr.yes.
19607 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
19608 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
19609 __gcc_isr.n_pushed to .L__stack_usage.
19610 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
19611 (avr_asm_final_postscan_insn): ...this new static function.
19612 * config/avr/avr.h (machine_function)
19613 <is_no_gccisr, use_L__stack_usage>: New fields.
19614 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
19615 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
19616 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
19617 (gasisr, *gasisr): New expander and insn.
19618 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
19619 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
19620 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
19622 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
19624 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
19627 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
19629 Move jump-tables out of .text again.
19632 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
19633 (ASM_OUTPUT_ADDR_VEC): New function.
19634 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
19635 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
19636 INSN_ADDRESSes as asm comment.
19637 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
19638 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
19639 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
19640 * config/avr/avr.md (*tablejump): Adjust comment.
19641 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
19642 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
19644 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
19645 (avr_output_addr_vec): New proto.
19646 (avr_log_t) <insn_addresses>: New field.
19648 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
19651 * config/i386/i386.c (ix86_function_arg_advance): Set
19652 outgoing_args_on_stack to true if there are outgoing arguments
19654 (ix86_function_arg): Likewise.
19655 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
19656 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
19657 * config/i386/i386.h (machine_function): Add
19658 outgoing_args_on_stack.
19660 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
19662 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
19663 supporting pthreds.
19664 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
19666 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
19668 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
19669 (REAL_H): Remove $(MACHMODE_H).
19670 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
19672 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
19673 $(MACHMODE_H) and double-int.h.
19674 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
19676 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
19679 2017-07-07 Andrew Pinski <apinski@cavium.com>
19681 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
19682 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
19684 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19686 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
19687 Add warning if GCC was not configured to link against a GLIBC that
19688 exports the hardware capability bits.
19689 (make_resolver_func): Make resolver function private and not a
19690 COMDAT function. Create the name with clone_function_name instead
19691 of make_unique_name.
19694 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
19695 correct operand in doing the split.
19697 2017-07-07 Carl Love <cel@us.ibm.com>
19699 * config/rs6000/rs6000-c: Add support for built-in function
19700 vector unsigned short vec_pack_to_short_fp32 (vector float,
19702 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
19703 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
19704 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
19705 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
19706 (convert_4f32_8i16): Add define_expand.
19707 * doc/extend.texi: Update the built-in documentation file for the
19708 new built-in function.
19710 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19712 * config/sparc/m8.md: New file.
19713 * config/sparc/sparc.md: Include m8.md.
19715 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19717 * config/sparc/sparc.opt: New option -mvis4b.
19718 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
19719 (sparc_option_override): Handle VIS4B.
19720 (enum sparc_builtins): Define
19721 SPARC_BUILTIN_DICTUNPACK{8,16,32},
19722 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
19723 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
19724 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
19725 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
19726 (check_constant_argument): New function.
19727 (sparc_vis_init_builtins): Define builtins
19728 __builtin_vis_dictunpack{8,16,32},
19729 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
19730 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
19731 __builtin_vis_fpcmpde{8,16,32}shl and
19732 __builtin_vis_fpcmpur{8,16,32}shl.
19733 (sparc_expand_builtin): Check that the constant operands to
19734 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
19735 constant and in range.
19736 * config/sparc/sparc-c.c (sparc_target_macros): Handle
19738 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
19739 (SPARC_IMM5_P): Likewise.
19740 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
19741 (enabled): Handle vis4b.
19742 (UNSPEC_DICTUNPACK): New unspec.
19743 (UNSPEC_FPCMPSHL): Likewise.
19744 (UNSPEC_FPUCMPSHL): Likewise.
19745 (UNSPEC_FPCMPDESHL): Likewise.
19746 (UNSPEC_FPCMPURSHL): Likewise.
19747 (cpu_feature): New CPU feature `vis4b'.
19748 (dictunpack{8,16,32}): New insns.
19749 (FPCSMODE): New mode iterator.
19750 (fpcscond): New code iterator.
19751 (fpcsucond): Likewise.
19752 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
19753 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
19754 (fpcmpde{8,16,32}{si,di}shl): Likewise.
19755 (fpcmpur{8,16,32}{si,di}shl): Likewise.
19756 * config/sparc/constraints.md: Define constraints `q' for unsigned
19757 2-bit integer constants and `t' for unsigned 5-bit integer
19759 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
19761 (imm5_operand_dictunpack16): Likewise.
19762 (imm5_operand_dictunpack32): Likewise.
19763 (imm2_operand): Likewise.
19764 * doc/invoke.texi (SPARC Options): Document -mvis4b.
19765 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19766 ditunpack* and fpcmp*shl builtins.
19768 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19770 * config.gcc: Handle m8 in --with-{cpu,tune} options.
19771 * config.in: Add HAVE_AS_SPARC6 define.
19772 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
19774 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
19776 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
19777 (CPP_CPU_SPEC): Handle m8.
19778 (ASM_CPU_SPEC): Likewise.
19779 * config/sparc/sparc-opts.h (enum processor_type): Add
19781 * config/sparc/sparc.c (m8_costs): New struct.
19782 (sparc_option_override): Handle TARGET_CPU_m8.
19783 (sparc32_initialize_trampoline): Likewise.
19784 (sparc64_initialize_trampoline): Likewise.
19785 (sparc_issue_rate): Likewise.
19786 (sparc_register_move_cost): Likewise.
19787 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
19788 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
19789 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19790 (CPP_CPU_SPEC): Handle M8.
19791 (ASM_CPU_SPEC): Likewise.
19792 (AS_M8_FLAG): Define.
19793 * config/sparc/sparc.md: Add m8 to the cpu attribute.
19794 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
19795 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
19797 * configure: Regenerate.
19798 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
19801 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19803 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
19805 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
19806 ("*movdi_insn_sp32"): Do not set v3pipe.
19807 ("*movsi_insn"): Likewise.
19808 ("*movdi_insn_sp64"): Likewise.
19809 ("*movsf_insn"): Likewise.
19810 ("*movdf_insn_sp32"): Likewise.
19811 ("*movdf_insn_sp64"): Likewise.
19812 ("*zero_extendsidi2_insn_sp64"): Likewise.
19813 ("*sign_extendsidi2_insn"): Likewise.
19814 ("*mov<VM32:mode>_insn"): Likewise.
19815 ("*mov<VM64:mode>_insn_sp64"): Likewise.
19816 ("*mov<VM64:mode>_insn_sp32"): Likewise.
19817 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
19818 ("<vlop:code><VL:mode>3"): Likewise.
19819 ("*not_<vlop:code><VL:mode>3"): Likewise.
19820 ("*nand<VL:mode>_vis"): Likewise.
19821 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
19822 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
19823 ("one_cmpl<VL:mode>2"): Likewise.
19824 ("faligndata<VM64:mode>_vis"): Likewise.
19825 ("alignaddrsi_vis"): Likewise.
19826 ("alignaddrdi_vis"): Likweise.
19827 ("alignaddrlsi_vis"): Likewise.
19828 ("alignaddrldi_vis"): Likewise.
19829 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
19830 ("bmaskdi_vis"): Likewise.
19831 ("bmasksi_vis"): Likewise.
19832 ("bshuffle<VM64:mode>_vis"): Likewise.
19833 ("cmask8<P:mode>_vis"): Likewise.
19834 ("cmask16<P:mode>_vis"): Likewise.
19835 ("cmask32<P:mode>_vis"): Likewise.
19836 ("pdistn<P:mode>_vis"): Likewise.
19837 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
19839 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19841 * config/sparc/sparc.md ("subtype"): New insn attribute.
19842 ("*wrgsr_sp64"): Set insn subtype.
19843 ("*rdgsr_sp64"): Likewise.
19844 ("alignaddrsi_vis"): Likewise.
19845 ("alignaddrdi_vis"): Likewise.
19846 ("alignaddrlsi_vis"): Likewise.
19847 ("alignaddrldi_vis"): Likewise.
19848 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
19849 ("fexpand_vis"): Likewise.
19850 ("fpmerge_vis"): Likewise.
19851 ("faligndata<VM64:mode>_vis"): Likewise.
19852 ("bshuffle<VM64:mode>_vis"): Likewise.
19853 ("cmask8<P:mode>_vis"): Likewise.
19854 ("cmask16<P:mode>_vis"): Likewise.
19855 ("cmask32<P:mode>_vis"): Likewise.
19856 ("fchksm16_vis"): Likewise.
19857 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
19858 ("fmean16_vis"): Likewise.
19859 ("fp<plusminus_insn>64_vis"): Likewise.
19860 ("<plusminus_insn>v8qi3"): Likewise.
19861 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
19862 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
19863 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
19864 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
19865 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
19866 ("*movqi_insn"): Likewise.
19867 ("*movhi_insn"): Likewise.
19868 ("*movsi_insn"): Likewise.
19869 ("movsi_pic_gotdata_op"): Likewise.
19870 ("*movdi_insn_sp32"): Likewise.
19871 ("*movdi_insn_sp64"): Likewise.
19872 ("movdi_pic_gotdata_op"): Likewise.
19873 ("*movsf_insn"): Likewise.
19874 ("*movdf_insn_sp32"): Likewise.
19875 ("*movdf_insn_sp64"): Likewise.
19876 ("*zero_extendhisi2_insn"): Likewise.
19877 ("*zero_extendqihi2_insn"): Likewise.
19878 ("*zero_extendqisi2_insn"): Likewise.
19879 ("*zero_extendqidi2_insn"): Likewise.
19880 ("*zero_extendhidi2_insn"): Likewise.
19881 ("*zero_extendsidi2_insn_sp64"): Likewise.
19882 ("ldfsr"): Likewise.
19883 ("prefetch_64"): Likewise.
19884 ("prefetch_32"): Likewise.
19885 ("tie_ld32"): Likewise.
19886 ("tie_ld64"): Likewise.
19887 ("*tldo_ldub_sp32"): Likewise.
19888 ("*tldo_ldub1_sp32"): Likewise.
19889 ("*tldo_ldub2_sp32"): Likewise.
19890 ("*tldo_ldub_sp64"): Likewise.
19891 ("*tldo_ldub1_sp64"): Likewise.
19892 ("*tldo_ldub2_sp64"): Likewise.
19893 ("*tldo_ldub3_sp64"): Likewise.
19894 ("*tldo_lduh_sp32"): Likewise.
19895 ("*tldo_lduh1_sp32"): Likewise.
19896 ("*tldo_lduh_sp64"): Likewise.
19897 ("*tldo_lduh1_sp64"): Likewise.
19898 ("*tldo_lduh2_sp64"): Likewise.
19899 ("*tldo_lduw_sp32"): Likewise.
19900 ("*tldo_lduw_sp64"): Likewise.
19901 ("*tldo_lduw1_sp64"): Likewise.
19902 ("*tldo_ldx_sp64"): Likewise.
19903 ("*mov<VM32:mode>_insn"): Likewise.
19904 ("*mov<VM64:mode>_insn_sp64"): Likewise.
19905 ("*mov<VM64:mode>_insn_sp32"): Likewise.
19907 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19909 * config/sparc/sparc.md ("type"): New insn type viscmp.
19910 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
19912 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
19913 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
19914 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
19915 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
19917 ("n7_vis_logical_11cycle"): Likewise.
19918 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
19919 * config/sparc/niagara2.md ("niag3_vis": Likewise.
19920 * config/sparc/niagara.md ("niag_vis"): Likewise.
19921 * config/sparc/ultra3.md ("us3_fga"): Likewise.
19922 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
19924 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
19926 * config/sparc/sparc.md: New instruction type `bmask'.
19927 (bmaskdi_vis): Use the `bmask' type.
19928 (bmasksi_vis): Likewise.
19929 * config/sparc/ultra3.md (us3_array): Likewise.
19930 * config/sparc/niagara7.md (n7_array): Likewise.
19931 * config/sparc/niagara4.md (n4_array): Likewise.
19932 * config/sparc/niagara2.md (niag2_vis): Likewise.
19933 (niag3_vis): Likewise.
19934 * config/sparc/niagara.md (niag_vis): Likewise.
19936 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
19938 * ipa-comdats.c: Remove optimize check from gate.
19939 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
19940 for functions not optimized.
19941 (ipa_fn_summary_read): Skip optimize check.
19942 (ipa_fn_summary_write): Likewise.
19943 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
19945 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
19947 (can_inline_edge_p): Check flag_pcc_struct_return for match.
19948 (check_callers): Give up on caller which is not optimized.
19949 (inline_small_functions): Likewise.
19950 (ipa_inline): Do not give up when not optimizing.
19951 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
19952 away unoptimizes cdtors.
19953 (whole_program_function_and_variable_visibility): Do
19954 ipa_discover_readonly_nonaddressable_vars in LTO mode.
19955 * ipa.c (process_references): Do not check optimize.
19956 (symbol_table::remove_unreachable_nodes): Update optimize check.
19957 (set_writeonly_bit): Update optimize check.
19958 (pass_ipa_cdtor_merge::gate): Do not check optimize.
19959 (pass_ipa_single_use::gate): Remove.
19961 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19963 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
19964 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
19965 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
19966 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
19967 permute_load, permute_store, adjust_extract, adjust_splat,
19968 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
19969 replace_swap_with_copy, dump_swap_insn_table,
19970 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
19971 recombine_lvx_pattern, recombine_stvx_pattern,
19972 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
19973 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
19974 to file rs6000-p8swap.c.
19975 * config/rs6000/rs6000-p8swap.c: New file.
19976 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
19977 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
19978 and rs6000*-*-* targets.
19980 2017-07-06 David Malcolm <dmalcolm@redhat.com>
19982 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
19984 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
19986 * lto-wrapper.c (merge_and_complain): Do not merge
19987 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
19988 fsigned_zeros, ftrapping_math, fwrapv.
19989 (append_compiler_options): Do not track these options.
19990 (append_linker_options): Likewie
19992 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
19994 * cgraphunit.c (cgraph_node::finalize_function): When
19995 !flag_toplevel_reorde set no_reorder flag.
19996 (varpool_node::finalize_decl): Likewise.
19997 (symbol_table::compile): Drop no toplevel reorder path.
19999 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20001 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
20002 edges; zero probability is not better than uninitialized.
20004 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
20006 * asan.h (asan_sanitize_allocas_p): Declare.
20007 * asan.c (asan_sanitize_allocas_p): New function.
20008 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
20009 (handle_builtin_alloca): Likewise.
20010 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
20011 if !asan_sanitize_allocas_p.
20012 * params.def (asan-instrument-allocas): Add new option.
20013 * params.h (ASAN_PROTECT_ALLOCAS): Define.
20014 * opts.c (common_handle_option): Disable allocas sanitization for
20017 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
20019 * asan.c: Include gimple-fold.h.
20020 (get_last_alloca_addr): New function.
20021 (handle_builtin_stackrestore): Likewise.
20022 (handle_builtin_alloca): Likewise.
20023 (asan_emit_allocas_unpoison): Likewise.
20024 (get_mem_refs_of_builtin_call): Add new parameter, remove const
20025 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
20026 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
20027 (instrument_builtin_call): Pass gimple iterator to
20028 get_mem_refs_of_builtin_call.
20029 (last_alloca_addr): New global.
20030 * asan.h (asan_emit_allocas_unpoison): Declare.
20031 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
20032 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
20033 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
20034 if function calls alloca.
20035 * gimple-fold.c (replace_call_with_value): Remove static keyword.
20036 * gimple-fold.h (replace_call_with_value): Declare.
20037 * internal-fn.c: Include asan.h.
20038 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
20039 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
20041 2017-07-06 David Malcolm <dmalcolm@redhat.com>
20043 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
20044 (C_SELFTEST_FLAGS): New.
20045 (CPP_SELFTEST_FLAGS): New.
20046 (SELFTEST_DEPS): New, from deps of s-selftest.
20047 (C_SELFTEST_DEPS): New, from deps of s-selftest.
20048 (CPP_SELFTEST_DEPS): New.
20049 (selftest): Add dependency on s-selftest-c++.
20050 (s-selftest): Rename to...
20051 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
20052 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
20053 than SELFTEST_FLAGS.
20054 (selftest-gdb): Rename to...
20055 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
20057 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
20058 (selftest-valgrind): Rename to...
20059 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
20061 (selftest-valgrind): Reintroduce as an alias for
20062 selftest-c-valgrind.
20063 (s-selftest-c++): New.
20064 (selftest-c++-gdb): New.
20065 (selftest-c++-valgrind): New.
20067 2017-07-06 Olivier Hainque <hainque@adacore.com>
20069 * gcc.c (process_command): When deciding if undefined variables
20070 should be ignored when processing specs, accept "gcc -v" as well.
20072 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
20074 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
20075 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
20077 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
20079 * config/arm/arm-cpus.in (armv8-r): Add new entry.
20080 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
20081 * config/arm/arm-tables.opt: Regenerate.
20082 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
20084 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
20086 2017-07-06 Carl Love <cel@us.ibm.com>
20088 * ChangeLog: Clean up from mid air collision
20090 2017-07-06 Carl Love <cel@us.ibm.com>
20092 * config/rs6000/rs6000-c.c: Add support for built-in functions
20093 vector signed int vec_subc (vector signed int, vector signed int);
20094 vector signed __int128 vec_subc (vector signed __int128,
20095 vector signed __int128);
20096 vector unsigned __int128 vec_subc (vector unsigned __int128,
20097 vector unsigned __int128);
20098 vector signed int vec_sube (vector signed int, vector signed int,
20099 vector signed int);
20100 vector unsigned int vec_sube (vector unsigned int,
20101 vector unsigned int,
20102 vector unsigned int);
20103 vector signed __int128 vec_sube (vector signed __int128,
20104 vector signed __int128,
20105 vector signed__int128);
20106 vector unsigned __int128 vec_sube (vector unsigned __int128,
20107 vector unsigned __int128,
20108 vector unsigned __int128);
20109 vector signed int vec_subec (vector signed int, vector signed int,
20110 vector signed int);
20111 vector unsigned int vec_subec (vector unsigned int,
20112 vector unsigned int,
20113 vector unsigned int);
20114 vector signed __int128 vec_subec (vector signed __int128,
20115 vector signed __int128,
20116 vector signed__int128);
20117 vector unsigned __int128 vec_subec (vector unsigned __int128,
20118 vector unsigned __int128,
20119 vector unsigned __int128);
20120 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
20121 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
20122 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
20123 BU_ALTIVEC_OVERLOAD_X definitions.
20124 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
20125 * doc/extend.texi: Update the built-in documentation file for the new
20126 built-in functions.
20128 2017-07-06 David Malcolm <dmalcolm@redhat.com>
20131 * diagnostic-show-locus.c (layout::layout): Use start and finish
20132 spelling location for the start and finish of each range.
20133 * genmatch.c (linemap_client_expand_location_to_spelling_point):
20134 Add unused aspect param.
20135 * input.c (expand_location_1): Add "aspect" param, and use it
20136 to access the correct part of the location.
20137 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
20139 (expand_location_to_spelling_point): Likewise.
20140 (linemap_client_expand_location_to_spelling_point): Add "aspect"
20141 param, and pass it to expand_location_1.
20143 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
20145 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
20146 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
20147 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
20148 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
20149 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
20150 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
20151 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
20152 _mm_maskz_getmant_ss): New intrinsics.
20153 (__builtin_ia32_getexpss128_mask): Changed to ...
20154 __builtin_ia32_getexpss128_round ... this.
20155 (__builtin_ia32_getexpsd128_mask): Changed to ...
20156 __builtin_ia32_getexpsd128_round ... this.
20157 * config/i386/i386-builtin-types.def
20158 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
20159 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
20160 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
20161 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
20162 __builtin_ia32_getmantss_mask_round): New builtins.
20163 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
20164 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
20165 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
20166 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
20167 * config/i386/sse.md
20168 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
20169 avx512f_sgetexp<mode><mask_scalar_name>
20170 <round_saeonly_scalar_name> ... this.
20171 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
20172 %0, %1, %2<round_saeonly_op3>}): Changed to ...
20173 vgetexp<ssescalarmodesuffix>
20174 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
20175 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
20176 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
20177 avx512f_vgetmant<mode><mask_scalar_name>
20178 <round_saeonly_scalar_name> ... this.
20179 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
20180 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
20181 vgetmant<ssescalarmodesuffix>
20182 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
20183 %0<mask_scalar_operand4>, %1, %2
20184 <round_saeonly_scalar_mask_op4>, %3} ... this.
20185 * config/i386/subst.md (mask_scalar_operand4,
20186 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
20187 round_saeonly_scalar_nimm_predicate): New subst attributes.
20189 2017-07-06 Julia Koval <julia.koval@intel.com>
20191 * config/i386/i386.c (ix86_erase_embedded_rounding):
20192 Remove code for old rounding pattern.
20194 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
20196 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
20198 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
20200 * doc/sourcebuild.texi (Test Directives, Variants of
20201 dg-require-support): Add documentation for dg-require-stack-check.
20203 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
20205 * config/i386/subst.md (mask_scalar, round_scalar,
20206 round_saeonly_scalar): New meta-templates.
20207 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
20208 round_scalar_mask_operand3, round_scalar_mask_op3,
20209 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
20210 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
20211 round_saeonly_scalar_constraint,
20212 round_saeonly_scalar_prefix): New subst attribute.
20213 * config/i386/sse.md
20214 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
20215 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
20216 <round_scalar_name> ... this.
20217 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
20218 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
20219 <round_scalar_name> ... this.
20220 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
20221 <sse>_vm<code><mode>3<mask_scalar_name>
20222 <round_saeonly_scalar_name> ... this.
20223 (v<plusminus_mnemonic><ssescalarmodesuffix>
20224 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
20225 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
20226 v<plusminus_mnemonic><ssescalarmodesuffix>
20227 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
20228 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
20229 (v<multdiv_mnemonic><ssescalarmodesuffix>
20230 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
20231 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
20232 v<multdiv_mnemonic><ssescalarmodesuffix>
20233 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
20234 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
20235 (v<maxmin_float><ssescalarmodesuffix>
20236 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
20237 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
20238 v<maxmin_float><ssescalarmodesuffix>
20239 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
20240 %0<mask_scalar_operand3>, %1, %<iptr>2
20241 <round_saeonly_scalar_mask_op3>} ... this.
20243 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
20245 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
20246 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
20248 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
20249 Alan Hayward <alan.hayward@arm.com>
20250 David Sherwood <david.sherwood@arm.com>
20252 * combine.c (simplify_if_then_else): Remove "enum" before
20254 * compare-elim.c (can_eliminate_compare): Likewise.
20255 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
20257 (aarch64_lookup_simd_builtin_type): Likewise.
20258 (aarch64_simd_builtin_type): Likewise.
20259 (aarch64_init_simd_builtin_types): Likewise.
20260 (aarch64_simd_expand_args): Likewise.
20261 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
20263 (aarch64_reverse_mask): Likewise.
20264 (aarch64_simd_emit_reg_reg_move): Likewise.
20265 (aarch64_gen_adjusted_ldpstp): Likewise.
20266 (aarch64_ccmp_mode_to_code): Likewise.
20267 (aarch64_operands_ok_for_ldpstp): Likewise.
20268 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
20269 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
20271 (aarch64_min_divisions_for_recip_mul): Likewise.
20272 (aarch64_reassociation_width): Likewise.
20273 (aarch64_get_condition_code_1): Likewise.
20274 (aarch64_simd_emit_reg_reg_move): Likewise.
20275 (aarch64_simd_attr_length_rglist): Likewise.
20276 (aarch64_reverse_mask): Likewise.
20277 (aarch64_operands_ok_for_ldpstp): Likewise.
20278 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
20279 (aarch64_gen_adjusted_ldpstp): Likewise.
20280 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
20282 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
20283 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
20284 (arm_lookup_simd_builtin_type): Likewise.
20285 (arm_simd_builtin_type): Likewise.
20286 (arm_init_simd_builtin_types): Likewise.
20287 (arm_expand_builtin_args): Likewise.
20288 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
20289 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
20290 (ft32_setup_incoming_varargs): Likewise.
20291 (ft32_function_arg): Likewise.
20292 (ft32_function_arg_advance): Likewise.
20293 (ft32_pass_by_reference): Likewise.
20294 (ft32_arg_partial_bytes): Likewise.
20295 (ft32_valid_pointer_mode): Likewise.
20296 (ft32_addr_space_pointer_mode): Likewise.
20297 (ft32_addr_space_legitimate_address_p): Likewise.
20298 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
20300 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
20301 (ix86_emit_outlined_ms2sysv_restore): Likewise.
20302 (iamcu_alignment): Likewise.
20303 (canonicalize_vector_int_perm): Likewise.
20304 (ix86_noce_conversion_profitable_p): Likewise.
20305 (ix86_mpx_bound_mode): Likewise.
20306 (ix86_operands_ok_for_move_multiple): Likewise.
20307 * config/microblaze/microblaze-protos.h
20308 (microblaze_expand_conditional_branch_reg): Likewise.
20309 * config/microblaze/microblaze.c
20310 (microblaze_expand_conditional_branch_reg): Likewise.
20311 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
20313 (rs6000_reassociation_width): Likewise.
20314 (rs6000_invalid_binary_op): Likewise.
20315 (fusion_p9_p): Likewise.
20316 (emit_fusion_p9_load): Likewise.
20317 (emit_fusion_p9_store): Likewise.
20318 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
20320 (riscv_hard_regno_mode_ok_p): Likewise.
20321 (riscv_address_insns): Likewise.
20322 (riscv_split_symbol): Likewise.
20323 (riscv_legitimize_move): Likewise.
20324 (riscv_function_value): Likewise.
20325 (riscv_hard_regno_nregs): Likewise.
20326 (riscv_expand_builtin): Likewise.
20327 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
20328 (riscv_build_integer): Likewise.
20329 (riscv_split_integer): Likewise.
20330 (riscv_legitimate_constant_p): Likewise.
20331 (riscv_cannot_force_const_mem): Likewise.
20332 (riscv_regno_mode_ok_for_base_p): Likewise.
20333 (riscv_valid_base_register_p): Likewise.
20334 (riscv_valid_offset_p): Likewise.
20335 (riscv_valid_lo_sum_p): Likewise.
20336 (riscv_classify_address): Likewise.
20337 (riscv_legitimate_address_p): Likewise.
20338 (riscv_address_insns): Likewise.
20339 (riscv_load_store_insns): Likewise.
20340 (riscv_force_binary): Likewise.
20341 (riscv_split_symbol): Likewise.
20342 (riscv_force_address): Likewise.
20343 (riscv_legitimize_address): Likewise.
20344 (riscv_move_integer): Likewise.
20345 (riscv_legitimize_const_move): Likewise.
20346 (riscv_legitimize_move): Likewise.
20347 (riscv_address_cost): Likewise.
20348 (riscv_subword): Likewise.
20349 (riscv_output_move): Likewise.
20350 (riscv_canonicalize_int_order_test): Likewise.
20351 (riscv_emit_int_order_test): Likewise.
20352 (riscv_function_arg_boundary): Likewise.
20353 (riscv_pass_mode_in_fpr_p): Likewise.
20354 (riscv_pass_fpr_single): Likewise.
20355 (riscv_pass_fpr_pair): Likewise.
20356 (riscv_get_arg_info): Likewise.
20357 (riscv_function_arg): Likewise.
20358 (riscv_function_arg_advance): Likewise.
20359 (riscv_arg_partial_bytes): Likewise.
20360 (riscv_function_value): Likewise.
20361 (riscv_pass_by_reference): Likewise.
20362 (riscv_setup_incoming_varargs): Likewise.
20363 (riscv_print_operand): Likewise.
20364 (riscv_elf_select_rtx_section): Likewise.
20365 (riscv_save_restore_reg): Likewise.
20366 (riscv_for_each_saved_reg): Likewise.
20367 (riscv_register_move_cost): Likewise.
20368 (riscv_hard_regno_mode_ok_p): Likewise.
20369 (riscv_hard_regno_nregs): Likewise.
20370 (riscv_class_max_nregs): Likewise.
20371 (riscv_memory_move_cost): Likewise.
20372 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
20373 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
20374 (rl78_addr_space_address_mode): Likewise.
20375 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20377 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
20378 (rs6000_reassociation_width): Likewise.
20379 (rs6000_invalid_binary_op): Likewise.
20380 (fusion_p9_p): Likewise.
20381 (emit_fusion_p9_load): Likewise.
20382 (emit_fusion_p9_store): Likewise.
20383 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
20384 (ok_for_simple_move_operands): Likewise.
20385 (ok_for_simple_move_strict_operands): Likewise.
20386 (ok_for_simple_arith_logic_operands): Likewise.
20387 (visium_legitimize_reload_address): Likewise.
20388 (visium_select_cc_mode): Likewise.
20389 (output_cbranch): Likewise.
20390 (visium_split_double_move): Likewise.
20391 (visium_expand_copysign): Likewise.
20392 (visium_expand_int_cstore): Likewise.
20393 (visium_expand_fp_cstore): Likewise.
20394 * config/visium/visium.c (visium_pass_by_reference): Likewise.
20395 (visium_function_arg): Likewise.
20396 (visium_function_arg_advance): Likewise.
20397 (visium_libcall_value): Likewise.
20398 (visium_setup_incoming_varargs): Likewise.
20399 (visium_legitimate_constant_p): Likewise.
20400 (visium_legitimate_address_p): Likewise.
20401 (visium_legitimize_address): Likewise.
20402 (visium_secondary_reload): Likewise.
20403 (visium_register_move_cost): Likewise.
20404 (visium_memory_move_cost): Likewise.
20405 (prepare_move_operands): Likewise.
20406 (ok_for_simple_move_operands): Likewise.
20407 (ok_for_simple_move_strict_operands): Likewise.
20408 (ok_for_simple_arith_logic_operands): Likewise.
20409 (visium_function_value_1): Likewise.
20410 (rtx_ok_for_offset_p): Likewise.
20411 (visium_legitimize_reload_address): Likewise.
20412 (visium_split_double_move): Likewise.
20413 (visium_expand_copysign): Likewise.
20414 (visium_expand_int_cstore): Likewise.
20415 (visium_expand_fp_cstore): Likewise.
20416 (visium_split_cstore): Likewise.
20417 (visium_select_cc_mode): Likewise.
20418 (visium_split_cbranch): Likewise.
20419 (output_cbranch): Likewise.
20420 (visium_print_operand_address): Likewise.
20421 * expmed.c (flip_storage_order): Likewise.
20422 * expmed.h (emit_cstore): Likewise.
20423 (flip_storage_order): Likewise.
20424 * genrecog.c (validate_pattern): Likewise.
20425 * hsa-gen.c (gen_hsa_addr): Likewise.
20426 * internal-fn.c (expand_arith_overflow): Likewise.
20427 * ira-color.c (allocno_copy_cost_saving): Likewise.
20428 * lra-assigns.c (find_hard_regno_for_1): Likewise.
20429 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
20430 (process_invariant_for_inheritance): Likewise.
20431 * lra-eliminations.c (move_plus_up): Likewise.
20432 * omp-low.c (lower_oacc_reductions): Likewise.
20433 * simplify-rtx.c (simplify_subreg): Likewise.
20434 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
20435 (TARGET_CHKP_BOUND_MODE): Likewise..
20436 * targhooks.c (default_chkp_bound_mode): Likewise.
20437 (default_setup_incoming_vararg_bounds): Likewise.
20438 * targhooks.h (default_chkp_bound_mode): Likewise.
20439 (default_setup_incoming_vararg_bounds): Likewise.
20440 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
20441 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
20442 (have_whole_vector_shift): Likewise.
20443 * tree-vect-stmts.c (vectorizable_load): Likewise.
20444 * doc/tm.texi: Regenerate.
20446 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
20448 Graceful degrade if Binutils PR21472 is not available.
20451 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
20452 .rodata in flash test fails.
20453 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
20454 * confgure: Regenerate.
20455 * config.in: Regenerate.
20456 * config/avr/avr.c (avr_asm_named_section)
20457 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
20458 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
20459 (avr_asm_init_sections): Same.
20461 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20463 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
20464 (fma<VH:mode>4_intrinsic): Likewise.
20465 (*fmsub<VCVTF:mode>4): Likewise.
20466 (*fmsub<VH:mode>4_intrinsic): Likewise.
20468 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
20471 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
20472 Don't depend on "optimize > 0".
20473 (out_movhi_r_mr, out_movqi_mr_r): Same.
20474 (out_movhi_mr_r, out_movqi_r_mr): Same.
20475 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
20476 io_address_operand on "optimize > 0".
20478 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20480 * tree-loop-distribution.c: Add general explanantion on the pass.
20481 (generate_loops_for_partition): Mark distributed loop.
20482 (pg_add_dependence_edges): New parameter. Handle alias data
20483 dependence specially and record it in the parameter if asked.
20484 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
20485 (init_partition_graph_vertices, add_partition_graph_edge): New.
20486 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
20487 (free_partition_graph_vdata, build_partition_graph): New.
20488 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
20489 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
20490 (data_ref_segment_size, latch_dominated_by_data_ref): New.
20491 (compute_alias_check_pairs, version_loop_by_alias_check): New.
20492 (version_for_distribution_p, finalize_partitions): New.
20493 (distribute_loop): Handle alias data dependence specially. Factor
20494 out loop fusion code as functions and call these functions.
20496 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20498 * tree-loop-distribution.c (classify_partition): New parameter and
20499 better handle reduction statement.
20500 (rdg_build_partitions): Revise comment.
20501 (distribute_loop): Compute statements in all partitions and pass it
20502 to classify_partition.
20504 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20506 * tree-loop-distribution.c (enum partition_type): New.
20507 (struct partition): New field type.
20508 (partition_merge_into): Add parameter. Update partition type.
20509 (data_dep_in_cycle_p, update_type_for_merge): New functions.
20510 (build_rdg_partition_for_vertex): Compute partition type.
20511 (rdg_build_partitions): Dump partition type.
20512 (distribute_loop): Update calls to partition_merge_into.
20514 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20516 * tree-loop-distribution.c (struct ddr_hasher): New.
20517 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
20519 (classify_partition): Call get_data_dependence.
20520 (pg_add_dependence_edges): Ditto.
20521 (distribute_loop): Release data dependence hash table.
20523 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20525 * tree-loop-distribution.c (ref_base_address): Delete.
20526 (similar_memory_accesses): Rename ...
20527 (share_memory_accesses): ... to this. Check if partitions access
20528 the same memory reference.
20529 (distribute_loop): Call share_memory_accesses.
20531 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20533 * tree-loop-distribution.c (struct partition): New field recording
20534 its data reference.
20535 (partition_alloc, partition_free): Init and release data refs.
20536 (partition_merge_into): Merge data refs.
20537 (build_rdg_partition_for_vertex): Collect data refs for partition.
20538 (pg_add_dependence_edges): Change parameters from vector to bitmap.
20540 (distribute_loop): Remve data refs from vertice data of partition
20543 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20545 * tree-loop-distribution.c (params.h): Include header file.
20546 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
20547 (datarefs_vec): New global var.
20548 (create_rdg_vertices): Use datarefs_vec directly.
20549 (free_rdg): Don't free data references.
20550 (build_rdg): Update use. Don't free data references.
20551 (distribute_loop): Compute global variable for data references.
20552 Bail out if there are too many data references.
20554 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20556 * tree-loop-distribution.c (loop_nest): New global var.
20557 (build_rdg): Use loop directly, rather than loop nest.
20558 (pg_add_dependence_edges): Remove loop nest parameter. Use global
20560 (distribute_loop): Compute global variable loop nest. Update use.
20562 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20564 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
20565 (partition_merge_into): New parameter. Dump reason for fusion.
20566 (distribute_loop): Update use of partition_merge_into.
20568 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20570 * tree-loop-distribution.c (bb_top_order_index): New.
20571 (bb_top_order_index_size, bb_top_order_cmp): New.
20572 (stmts_from_loop): Use topological order.
20573 (pass_loop_distribution::execute): Compute and release topological
20574 order for basic blocks.
20576 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20578 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
20581 2017-07-05 Bin Cheng <bin.cheng@arm.com>
20583 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
20584 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
20585 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
20586 * internal-fn.def (LOOP_DIST_ALIAS): New.
20587 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
20588 (fold_loop_internal_call): ... this.
20589 (vect_loop_dist_alias_call): New function.
20590 (set_uid_loop_bbs): Call fold_loop_internal_call.
20591 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
20594 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
20597 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
20598 Require dead FLAGS_REG at the beginning of a peephole.
20600 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
20603 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
20604 arguments in the call to __builtin_ia32_sbb_u32.
20605 (_subborrow_u64): Swap _X and _Y arguments in the call to
20606 __builtin_ia32_sbb_u64.
20608 2017-07-04 Jakub Jelinek <jakub@redhat.com>
20611 * tree-vrp.c (compare_assert_loc): Turn into a function template
20612 with stable template parameter. Only test if a->e is NULL,
20613 !a->e == !b->e has been verified already. Use e == NULL or
20614 e != NULL instead of e or ! e tests. If stable is true, don't use
20615 iterative_hash_expr, on the other side allow a or b or both NULL
20616 and sort the NULLs last.
20617 (process_assert_insertions): Sort using compare_assert_loc<false>
20618 instead of compare_assert_loc, later sort using
20619 compare_assert_loc<true> before calling process_assert_insertions_for
20620 in a loop. Use break instead of continue once seen NULL pointer.
20622 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20624 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
20625 Cortex-R7 and Cortex-R8 processors.
20627 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
20629 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
20630 uninitialized while src is not.
20632 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
20634 * common/config/arm/arm-common.c: Adjust include path for
20636 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
20637 (arm-cpu.h): Create in build directory. Adjust dependency rules.
20638 (arm-cpu-data.h): Likewise.
20639 (arm-cpu-cdata.h): Likewise.
20640 * config/arm/arm-cpu.h: Delete.
20641 * config/arm/arm-cpu-cdata.h: Delete.
20642 * config/arm/arm-cpu-data.h: Delete.
20644 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
20646 * config/arm/arm-cpus.in (cortex-a55): New.
20647 (cortex-a75): Likewise.
20648 (cortex-a75.cortex-a55): Likewise.
20649 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
20651 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
20652 * config/arm/arm-cpu-cdata.h: Regenerate.
20653 * config/arm/arm-cpu-data.h: Regenerate.
20654 * config/arm/arm-cpu.h: Regenerate.
20655 * config/arm/arm-tables.opt: Regenerate.
20656 * config/arm/arm-tune.md: Regenerate.
20658 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
20660 * haifa-sched.c (sched_create_recovery_edges): Update profile.
20662 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
20664 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
20667 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
20669 PR tree-optimization/81292
20670 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
20671 full_string_p, also call adjust_related_strinfos if the adjustment
20672 is simple, otherwise invalidate related strinfos.
20674 2017-07-04 Martin Liska <mliska@suse.cz>
20677 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
20678 newly created variable as DECL_IGNORED_P.
20680 2017-07-04 Martin Liska <mliska@suse.cz>
20683 * ipa-inline.c (inline_small_functions):
20684 Use xstrdup_for_dump.
20686 2017-07-04 Tom de Vries <tom@codesourcery.com>
20688 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
20690 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
20693 * config/darwin.c (darwin_function_switched_text_sections):
20696 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
20698 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
20700 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
20702 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
20704 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20706 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
20707 min_profitable_iters, and th as inclusive lower bounds.
20708 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
20709 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
20710 for min_profitable_iters and min_profitable_estimate.
20711 (vect_transform_loop): Treat th as an inclusive lower bound.
20712 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
20714 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
20717 * config/darwin.c (darwin_function_switched_text_sections):
20718 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
20719 in two pieces, and suppress the use of buf.
20721 2017-07-03 Nathan Sidwell <nathan@acm.org>
20723 * hash-table.h (hash_table_mod1): Fix indentation.
20725 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20727 PR middle-end/81290
20728 * predict.c (force_edge_cold): Be more careful about propagation
20730 * profile-count.h (profile_probability::guessed,
20731 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
20733 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
20735 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
20737 * doc/invoke.texi (rcpc architecture extension): Document it.
20739 2017-07-03 Richard Biener <rguenther@suse.de>
20741 PR tree-optimization/60510
20742 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
20743 the scalar reduction PHI and use it.
20744 (vectorizable_reduction): Properly guard the single_defuse_cycle
20745 path for non-SLP reduction chains where we cannot use it.
20746 Rework reduc_def/index and vector type deduction. Rework
20747 vector operand gathering during reduction op code-gen.
20748 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
20749 chains dissolve the chain and leave it to non-SLP reduction
20752 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20754 * tree-data-ref.h (dr_alignment): Declare.
20755 * tree-data-ref.c (dr_alignment): New function.
20756 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
20757 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
20759 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
20761 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20763 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
20764 and base_misalignment fields.
20765 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
20766 * tree-data-ref.c: Include builtins.h.
20767 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
20768 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
20769 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
20770 * tree-vect-data-refs.c: Include tree-cfg.h.
20771 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
20772 fields instead of calculating an alignment here.
20773 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
20774 innermost_loop_behavior fields.
20776 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20778 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
20780 (DR_STEP_ALIGNMENT): New macro.
20781 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
20782 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
20783 (create_data_ref): Print it.
20784 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
20785 to tell whether the step preserves vector (mis)alignment.
20786 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
20787 Move the check for an integer step and generalise to all INTEGER_CST.
20788 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
20789 Print the outer step alignment.
20791 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20793 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
20794 with offset_alignment.
20795 (DR_ALIGNED_TO): Delete.
20796 (DR_OFFSET_ALIGNMENT): New macro.
20797 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
20798 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
20799 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
20800 (create_data_ref): Likewise.
20801 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
20802 (vect_analyze_data_refs): Likewise.
20803 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
20804 creating dummy innermost behavior.
20806 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20808 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
20809 with a "innermost_loop_behavior *" and refeence tree.
20810 * tree-data-ref.c (dr_analyze_innermost): Likewise.
20811 (create_data_ref): Update call accordingly.
20812 * tree-predcom.c (find_looparound_phi): Likewise.
20814 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20816 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
20817 fields with dr_wrt_vec_loop.
20818 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
20819 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
20820 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
20821 (vect_dr_behavior): New function.
20822 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
20823 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
20824 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
20825 track whether the step preserves the misalignment.
20826 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
20827 Use vect_dr_behavior.
20828 (vect_setup_realignment): Update call accordingly.
20829 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
20830 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
20831 call to vect_create_addr_base_for_vector_ref.
20832 (vect_create_cond_for_align_checks): Likewise.
20833 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
20834 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
20835 (vect_recog_mask_conversion_pattern): Likewise.
20836 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
20837 (new_stmt_vec_info): Remove redundant zeroing.
20839 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
20841 * common/config/arm/arm-common.c (arm_be8_option): New function.
20842 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
20843 (ISA_ARMv6): Add isa_bit_be8.
20844 * config/arm/arm.h (arm_be8_option): Add prototype.
20845 (BE8_SPEC_FUNCTION): New define.
20846 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
20847 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
20848 (mlittle-endian): Similarly.
20849 (mbe8, mbe32): New options.
20850 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
20851 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
20853 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20855 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
20857 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20859 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
20860 (cleanup_tree_cfg_bb): Use it.
20861 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
20863 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
20865 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20868 * loop-doloop.c (add_test): Update profile.
20870 2017-07-03 Martin Liska <mliska@suse.cz>
20873 * sanopt.c (rewrite_usage_of_param): New function.
20874 (sanitize_rewrite_addressable_params): Likewise.
20875 (pass_sanopt::execute): Call rewrite_usage_of_param.
20877 2017-07-03 Richard Biener <rguenther@suse.de>
20879 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
20880 back to using VIEW_CONVERT_EXPR.
20882 2017-07-03 Martin Liska <mliska@suse.cz>
20885 * doc/extend.texi: Document when a resolver function is
20886 generated for target_clones.
20888 2017-07-03 Martin Liska <mliska@suse.cz>
20890 * asan.c (asan_emit_stack_protection): Unpoison just red zones
20891 and shadow memory of auto variables which are subject of
20892 use-after-scope sanitization.
20893 (asan_expand_mark_ifn): Add do set only when is_poison.
20895 2016-07-03 Richard Biener <rguenther@suse.de>
20897 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
20899 (vect_force_simple_reduction): Record reduction def -> phi mapping.
20900 (vectorizable_reduction): Perform reduction PHI creation when
20901 visiting a reduction PHI and adjust and simplify code generation
20902 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
20903 (vect_transform_loop): Visit reduction PHIs.
20904 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
20905 defs into the SLP tree.
20906 (vect_build_slp_tree): Reduction defs terminate the recursion.
20907 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
20909 (vect_get_vec_defs_for_stmt_copy): Export.
20910 (vect_get_vec_defs): Likewise.
20911 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
20913 (vect_get_vec_defs_for_stmt_copy): Declare.
20914 (vect_get_vec_defs): Likewise.
20916 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
20918 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
20919 parameter with a "loop" parameter and use it instead of the
20920 loop containing DR_STMT. Don't check simple_iv when doing
20921 BB analysis. Describe the two analysis modes in the comment.
20923 2017-07-03 Tom de Vries <tom@codesourcery.com>
20925 PR tree-optimization/69468
20926 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
20927 (find_same_succ_bb): Handle ignore_edge_flags.
20929 2017-07-03 Tom de Vries <tom@codesourcery.com>
20931 PR tree-optimization/81192
20932 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
20934 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
20936 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
20938 2017-07-03 Tom de Vries <tom@codesourcery.com>
20940 PR tree-optimization/81192
20941 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
20942 BB_SAME_SUCC (bb) == NULL.
20944 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20946 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
20949 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20951 * dumpfile.c: Include profile-count.h
20952 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
20954 (insert_cond_bb): Update profile.
20955 * tree-cfg.h (insert_cond_bb): Update prototype.
20956 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
20957 * tree-dump.c: Do not include tree-cfg.
20959 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20961 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
20963 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20965 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
20968 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
20970 * tree-complex.c (expand_complex_div_wide): update profile.
20972 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
20973 Alan Hayward <alan.hayward@arm.com>
20974 David Sherwood <david.sherwood@arm.com>
20976 * Makefile.in (MACHMODE_H): Remove insn-modes.h
20977 (CORETYPES_H): New define.
20978 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
20979 (insn-modes-inline.h, s-modes-inline-h): New rules.
20980 (generated_files): Add insn-modes-inline.h.
20981 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
20982 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
20983 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
20984 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
20985 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
20986 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
20987 (build/gencodes.o, build/genconditions.o): Likewise.
20988 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
20989 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
20990 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
20991 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
20992 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
20993 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
20994 * coretypes.h: Include everything up to real.h for generators.
20995 Include insn-modes.h first. Include wide-int-print.h after
20996 wide-int.h. Include insn-modes-inline.h and then machmode.h.
20997 * machmode.h: Don't include insn-modes.h here.
20998 * function-tests.c: Remove includes of signop.h, machmode.h,
20999 double-int.h and wide-int.h.
21001 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
21003 * optc-save-gen.awk: Likewise.
21004 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
21005 * godump.c: Remove include of wide-int-print.h.
21006 * pretty-print.h: Likewise.
21007 * wide-int-print.cc: Likewise.
21008 * wide-int.cc: Likewise.
21009 * hash-map-tests.c: Remove include of signop.h.
21010 * hash-set-tests.c: Likewise.
21011 * rtl-tests.c: Likewise.
21012 * mkconfig.sh: Remove include of machmode.h.
21013 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
21015 (emit_insn_modes_inline_h): ...this new function. Emit the code
21016 into an insn-modes-inline.h header file, adding appropriate
21017 include guards and end comments.
21018 (emit_insn_modes_c_header): Remove include of machmode.h.
21019 (emit_min_insn_modes_c_header): Include coretypes.h rather than
21021 (main): Handle -i flag and call emit_insn_modes_inline_h when
21024 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21026 * tree-ssa-strlen.c (strinfo): Rename the length field to
21027 nonzero_chars. Add a full_string_p field.
21028 (compare_nonzero_chars, zero_length_string_p): New functions.
21029 (get_addr_stridx): Add an offset_out parameter.
21030 Use compare_nonzero_chars.
21031 (get_stridx): Update accordingly. Use compare_nonzero_chars.
21032 (new_strinfo): Update after above changes to strinfo.
21033 (set_endptr_and_length): Set full_string_p.
21034 (get_string_length): Update after above changes to strinfo.
21035 (unshare_strinfo): Update call to new_strinfo.
21036 (maybe_invalidate): Likewise.
21037 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
21038 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
21039 as a uhwi instead of an shwi. Update after above changes to
21040 strinfo and new_strinfo.
21041 (zero_length_string): Assert that chainsi contains full strings.
21042 Use zero_length_string_p. Update call to new_strinfo.
21043 (adjust_related_strinfos): Update after above changes to strinfo.
21044 Copy full_string_p from origsi.
21045 (adjust_last_stmt): Use zero_length_string_p.
21046 (handle_builtin_strlen): Update after above changes to strinfo and
21047 new_strinfo. Install the lhs as the string length if the previous
21048 entry didn't describe a full string.
21049 (handle_builtin_strchr): Update after above changes to strinfo
21051 (handle_builtin_strcpy): Likewise.
21052 (handle_builtin_strcat): Likewise.
21053 (handle_builtin_malloc): Likewise.
21054 (handle_pointer_plus): Likewise.
21055 (handle_builtin_memcpy): Likewise. Track nonzero characters
21056 that aren't necessarily followed by a nul terminator.
21057 (handle_char_store): Likewise.
21059 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21061 PR tree-optimization/80769
21062 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
21063 for malloc and calloc. Document the new invariant that all related
21064 strinfos have delayed lengths or none do.
21065 (verify_related_strinfos): Move earlier in file.
21066 (set_endptr_and_length): New function, split out from...
21067 (get_string_length): ...here. Also set the lengths of related
21069 (zero_length_string): Assert that chainsi has known (rather than
21071 (adjust_related_strinfos): Likewise.
21073 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
21075 PR tree-optimization/81136
21076 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
21077 assert that two references with the same misalignment have the same
21078 compile-time misalignment if those compile-time misalignments
21081 2017-07-01 Andi Kleen <ak@linux.intel.com>
21083 * print-tree.c (print_node): Print all attributes.
21085 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21087 * cfg.c (scale_bbs_frequencies): New function.
21088 * cfg.h (scale_bbs_frequencies): Declare it.
21089 * cfgloopanal.c (single_likely_exit): Cleanup.
21090 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
21092 (scale_loop_profile): Likewise.
21093 (loop_version): Likewise.
21094 (create_empty_loop_on_edge): Update.
21095 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
21096 scale_loop_frequencies, scale_loop_profile, loopify,
21097 loop_version): Update prototypes.
21098 * modulo-sched.c (sms_schedule): Update.
21099 * predict.c (unlikely_executed_edge_p): Also check probability.
21100 (probably_never_executed_edge_p): Fix typo.
21101 * tree-if-conv.c (version_loop_for_if_conversion): Update.
21102 * tree-parloops.c (gen_parallel_loop): Update.
21103 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
21104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
21105 * tree-ssa-loop-split.c (split_loop): Update.
21106 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
21107 * tree-vect-loop-manip.c (vect_do_peeling): Update.
21108 (vect_loop_versioning): Update.
21109 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
21111 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21113 * trans-mem.c (split_bb_make_tm_edge): Update profile.
21115 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21117 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
21118 to keep profile consistent.
21120 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21122 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
21123 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
21124 * profile-count.h (max_safe_multiplier): Make unsigned.
21125 (profile_count::guessed_zero): New.
21127 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21129 * bb-reorder.c (fix_up_crossing_landing_pad,
21130 fix_crossing_conditional_branches): Use make_single_succ_edge
21131 to keep profile consistent.
21133 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
21135 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
21138 2017-07-01 Jakub Jelinek <jakub@redhat.com>
21141 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
21142 the right scopes, make sure cond_jump isn't preserved between multiple
21143 iterations. Search for fallthru edge whenever there are 3+ edges and
21144 use find_fallthru_edge for it.
21146 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21148 Patch by Alexander Monakov <amonakov@ispras.ru>
21149 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
21150 probabilities consistently.
21152 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21154 * pa.c (pa_expand_compare_and_swap_loop): Update call of
21155 emit_cmp_and_jump_insns.
21157 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21160 * tree-inline.c (expand_call_inline): Combine profile statuses.
21162 2017-06-30 Andrew Pinski <apinski@cavium.com>
21164 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
21165 fold_stmt returned true.
21167 2017-06-30 Nathan Sidwell <nathan@acm.org>
21169 * ggc.h (empty_string): Delete.
21170 * cfgexpand.c (expand_asm_stmt): Use plain "".
21171 * optabs.c (expand_asm_memory_barrier): Likewise.
21172 * stringpool.c (empty_string): Delete.
21173 (digit_vector, digit_string): Delete.
21174 (ggc_alloc_string): Use plain "", don't optimize single digit
21175 strings. Use ggc_alloc_atomic.
21177 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
21179 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
21180 comparison set and one other set, use the cost of the non-comparison
21183 2017-06-30 Nathan Sidwell <nathan@acm.org>
21185 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
21188 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
21190 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
21191 loops. Remove now unneeded calls to gimple_switch_set_label() that
21192 just set removed labels to NULL_TREE.
21194 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
21196 * tree-ssanames.c (set_range_info_raw): Abstract from ...
21197 (set_range_info): ...here. Only call set_range_info_raw if domain
21199 (set_nonzero_bits): Call set_range_info_raw.
21200 * tree-ssanames.h (set_range_info_raw): New.
21202 2017-06-30 Jakub Jelinek <jakub@redhat.com>
21205 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
21206 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
21207 of nonimmediate_operand and <store_mask_constraint> instead of m
21208 for the input operand. For V8FI iterator, always split if input
21209 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
21210 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
21211 <store_mask_predicate> instead of register_operand and
21212 <store_mask_constraint> instead of v for the input operand. Make
21213 sure both operands aren't MEMs for if not <mask_applied>.
21215 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
21217 * lto-wrapper.c (copy_file) Close both file descriptors before
21220 2017-06-30 Martin Liska <mliska@suse.cz>
21223 * multiple_target.c (create_dispatcher_calls): Make ifunc
21224 also for function that don't have calls or are not referenced.
21226 2017-06-30 Richard Biener <rguenther@suse.de>
21228 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
21229 analyze the first scalar stmt. Move vector type computation
21230 for the BB case here from ...
21231 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
21232 live operation processing in the SLP case properly.
21234 2017-06-30 Richard Biener <rguenther@suse.de>
21236 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
21238 2017-06-30 Martin Liska <mliska@suse.cz>
21241 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
21242 before BUILT_IN_UNWIND_RESUME when ASAN is used.
21244 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
21246 * doc/invoke.texi (AArch64): Add missing options and remove redundant
21249 2017-06-30 Richard Biener <rguenther@suse.de>
21251 PR tree-optimization/81249
21252 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
21253 condition reduction result to original scalar type.
21255 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21257 * profile-count.h (enum profile_quality): Fix typos and whitespace
21260 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21262 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
21263 type for branch probabilities.
21265 2017-06-29 Julian Brown <julian@codesourcery.com>
21266 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21268 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
21269 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
21270 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
21271 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
21273 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21275 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
21276 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
21277 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
21278 CC usage from generic code to here.
21279 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
21280 CC usage into the target macros.
21282 2017-06-29 Maya Rashish <coypu@sdf.org>
21284 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
21287 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21289 * arm/arm-builtins.c: Include profile-count.h
21290 * except.c (sjlj_emit_function_enter): Use
21291 profile_probability::unlikely.
21293 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21295 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
21296 and tocrel_offset be pointer args rather than implicitly using
21298 (legitimate_constant_pool_address_p, rs6000_emit_move,
21299 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
21300 tocrel_offset and use in toc_relative_expr_p call.
21301 (print_operand, print_operand_address): Use static tocrel_base_oac
21302 and tocrel_offset_oac.
21303 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
21306 2017-06-29 Maya Rashish <coypu@sdf.org>
21308 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
21310 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
21312 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
21313 objects, take into account only the alignment of 'op0' and 'mode1' if
21316 2017-06-29 Steve Ellcey <sellcey@cavium.com>
21318 * ccmp.c (ccmp_tree_comparison_p): New function.
21319 (ccmp_candidate_p): Update to use above function.
21320 (get_compare_parts): New function.
21321 (expand_ccmp_next): Update to use new functions.
21322 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
21324 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
21325 take mode as argument.
21326 * ccmp.h (expand_ccmp_expr): Add mode as argument.
21327 * expr.c (expand_expr_real_1): Pass mode as argument.
21329 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
21331 * combine.c (combine_instructions): Print insns to dump_file, together
21334 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
21336 * asan.c (asan_emit_stack_protection): Update.
21337 (create_cond_insert_point): Update.
21338 * auto-profile.c (afdo_propagate_circuit): Update.
21339 * basic-block.h (struct edge_def): Turn probability to
21340 profile_probability.
21341 (EDGE_FREQUENCY): Update.
21342 * bb-reorder.c (find_traces_1_round): Update.
21343 (better_edge_p): Update.
21344 (sanitize_hot_paths): Update.
21345 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
21346 (make_single_succ_edge): Update.
21347 (check_bb_profile): Update.
21348 (dump_edge_info): Update.
21349 (update_bb_profile_for_threading): Update.
21350 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
21351 probabilitycount to 0.
21352 * cfgbuild.c (compute_outgoing_frequencies): Update.
21353 * cfgcleanup.c (try_forward_edges): Update.
21354 (outgoing_edges_match): Update.
21355 (try_crossjump_to_edge): Update.
21356 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
21357 (expand_gimple_tailcall): Update.
21358 (construct_init_block): Use make_single_succ_edge.
21359 (construct_exit_block): Use make_single_succ_edge.
21360 * cfghooks.c (verify_flow_info): Update.
21361 (redirect_edge_succ_nodup): Update.
21362 (split_edge): Update.
21363 (account_profile_record): Update.
21364 * cfgloopanal.c (single_likely_exit): Update.
21365 * cfgloopmanip.c (scale_loop_profile): Update.
21366 (set_zero_probability): Remove.
21367 (duplicate_loop_to_header_edge): Update.
21368 * cfgloopmanip.h (loop_version): Update prototype.
21369 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
21370 (force_nonfallthru_and_redirect): Update.
21371 (update_br_prob_note): Update.
21372 (rtl_verify_edges): Update.
21373 (purge_dead_edges): Update.
21374 (rtl_lv_add_condition_to_bb): Update.
21375 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
21376 * cgraphunit.c (init_lowered_empty_function): Update.
21377 (cgraph_node::expand_thunk): Update.
21378 * cilk-common.c: Include profile-count.h
21379 * dojump.c (inv): Remove.
21380 (jumpifnot): Update.
21381 (jumpifnot_1): Update.
21382 (do_jump_1): Update.
21384 (do_jump_by_parts_greater_rtx): Update.
21385 (do_compare_rtx_and_jump): Update.
21386 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
21387 do_jump_1. do_compare_rtx_and_jump): Update prototype.
21388 * dwarf2cfi.c: Include profile-count.h
21389 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
21390 (sjlj_emit_dispatch_table): Likewise.
21391 * explow.c: Include profile-count.h
21392 * expmed.c (emit_store_flag_force): Update.
21393 (do_cmp_and_jump): Update.
21394 * expr.c (compare_by_pieces_d::generate): Update.
21395 (compare_by_pieces_d::finish_mode): Update.
21396 (emit_block_move_via_loop): Update.
21397 (store_expr_with_bounds): Update.
21398 (store_constructor): Update.
21399 (expand_expr_real_2): Update.
21400 (expand_expr_real_1): Update.
21401 * expr.h (try_casesi, try_tablejump): Update prototypes.
21402 * gimple-pretty-print.c (dump_probability): Update.
21403 (dump_profile): New.
21404 (dump_gimple_label): Update.
21405 (dump_gimple_bb_header): Update.
21406 * graph.c (draw_cfg_node_succ_edges): Update.
21407 * hsa-gen.c (convert_switch_statements): Update.
21408 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
21409 (find_if_case_1): Update.
21410 (find_if_case_2): Update.
21411 * internal-fn.c (expand_arith_overflow_result_store): Update.
21412 (expand_addsub_overflow): Update.
21413 (expand_neg_overflow): Update.
21414 (expand_mul_overflow): Update.
21415 (expand_vector_ubsan_overflow): Update.
21416 * ipa-cp.c (good_cloning_opportunity_p): Update.
21417 * ipa-split.c (split_function): Use make_single_succ_edge.
21418 * ipa-utils.c (ipa_merge_profiles): Update.
21419 * loop-doloop.c (add_test): Update.
21420 (doloop_modify): Update.
21421 * loop-unroll.c (compare_and_jump_seq): Update.
21422 (unroll_loop_runtime_iterations): Update.
21423 * lra-constraints.c (lra_inheritance): Update.
21424 * lto-streamer-in.c (input_cfg): Update.
21425 * lto-streamer-out.c (output_cfg): Update.
21426 * mcf.c (adjust_cfg_counts): Update.
21427 * modulo-sched.c (sms_schedule): Update.
21428 * omp-expand.c (expand_omp_for_init_counts): Update.
21429 (extract_omp_for_update_vars): Update.
21430 (expand_omp_ordered_sink): Update.
21431 (expand_omp_for_ordered_loops): Update.
21432 (expand_omp_for_generic): Update.
21433 (expand_omp_for_static_nochunk): Update.
21434 (expand_omp_for_static_chunk): Update.
21435 (expand_cilk_for): Update.
21436 (expand_omp_simd): Update.
21437 (expand_omp_taskloop_for_outer): Update.
21438 (expand_omp_taskloop_for_inner): Update.
21439 * omp-simd-clone.c (simd_clone_adjust): Update.
21440 * optabs.c (expand_doubleword_shift): Update.
21441 (expand_abs): Update.
21442 (emit_cmp_and_jump_insn_1): Update.
21443 (expand_compare_and_swap_loop): Update.
21444 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
21445 * predict.c (predictable_edge_p): Update.
21446 (edge_probability_reliable_p): Update.
21447 (set_even_probabilities): Update.
21448 (combine_predictions_for_insn): Update.
21449 (combine_predictions_for_bb): Update.
21450 (propagate_freq): Update.
21451 (estimate_bb_frequencies): Update.
21452 (force_edge_cold): Update.
21453 * profile-count.c (profile_count::dump): Add missing space into dump.
21454 (profile_count::debug): Add newline.
21455 (profile_count::differs_from_p): Explicitly convert to unsigned.
21456 (profile_count::stream_in): Update.
21457 (profile_probability::dump): New member function.
21458 (profile_probability::debug): New member function.
21459 (profile_probability::differs_from_p): New member function.
21460 (profile_probability::differs_lot_from_p): New member function.
21461 (profile_probability::stream_in): New member function.
21462 (profile_probability::stream_out): New member function.
21463 * profile-count.h (profile_count_quality): Rename to ...
21464 (profile_quality): ... this one.
21465 (profile_probability): New.
21466 (profile_count): Update.
21467 * profile.c (compute_branch_probabilities): Update.
21468 * recog.c (peep2_attempt): Update.
21469 * sched-ebb.c (schedule_ebbs): Update.
21470 * sched-rgn.c (find_single_block_region): Update.
21471 (compute_dom_prob_ps): Update.
21472 (schedule_region): Update.
21473 * sel-sched-ir.c (compute_succs_info): Update.
21474 * stmt.c (struct case_node): Update.
21475 (do_jump_if_equal): Update.
21476 (get_outgoing_edge_probs): Update.
21477 (conditional_probability): Update.
21478 (emit_case_dispatch_table): Update.
21479 (expand_case): Update.
21480 (expand_sjlj_dispatch_table): Update.
21481 (emit_case_nodes): Update.
21482 * targhooks.c: Update.
21483 * tracer.c (better_p): Update.
21484 (find_best_successor): Update.
21485 * trans-mem.c (expand_transaction): Update.
21486 * tree-call-cdce.c: Update.
21487 * tree-cfg.c (gimple_split_edge): Upate.
21488 (move_sese_region_to_fn): Upate.
21489 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
21490 * tree-eh.c (lower_resx): Upate.
21491 (cleanup_empty_eh_move_lp): Upate.
21492 * tree-if-conv.c (version_loop_for_if_conversion): Update.
21493 * tree-inline.c (copy_edges_for_bb): Update.
21494 (copy_cfg_body): Update.
21495 * tree-parloops.c (gen_parallel_loop): Update.
21496 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
21497 (gimple_gen_time_profiler): Update.
21498 * tree-ssa-dce.c (remove_dead_stmt): Update.
21499 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
21500 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
21501 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
21502 (unloop_loops): Update.
21503 (try_peel_loop): Update.
21504 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
21505 * tree-ssa-loop-split.c (connect_loops): Update.
21506 (split_loop): Update.
21507 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
21508 (hoist_guard): Update.
21509 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
21510 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
21511 (value_replacement): Update.
21512 * tree-ssa-reassoc.c (branch_fixup): Update.
21513 * tree-ssa-tail-merge.c (replace_block_by): Update.
21514 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
21515 (create_edge_and_update_destination_phis): Update.
21516 (compute_path_counts): Update.
21517 (recompute_probabilities): Update.
21518 (update_joiner_offpath_counts): Update.
21519 (freqs_to_counts_path): Update.
21520 (duplicate_thread_path): Update.
21521 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
21522 (struct switch_conv_info): Update.
21523 (gen_inbound_check): Update.
21524 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
21525 (vect_do_peeling): Update.
21526 (vect_loop_versioning): Update.
21527 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
21528 (optimize_mask_stores): Update.
21529 * ubsan.c (ubsan_expand_null_ifn): Update.
21530 * value-prof.c (gimple_divmod_fixed_value): Update.
21531 (gimple_divmod_fixed_value_transform): Update.
21532 (gimple_mod_pow2): Update.
21533 (gimple_mod_pow2_value_transform): Update.
21534 (gimple_mod_subtract): Update.
21535 (gimple_mod_subtract_transform): Update.
21536 (gimple_ic): Update.
21537 (gimple_stringop_fixed_value): Update.
21538 (gimple_stringops_transform): Update.
21539 * value-prof.h: Update.
21541 2017-06-29 Carl Love <cel@us.ibm.com>
21543 * config/rs6000/rs6000-c.c: Add support for built-in functions
21544 vector signed int vec_signed (vector float);
21545 vector signed long long vec_signed (vector double);
21546 vector signed int vec_signed2 (vector double, vector double);
21547 vector signed int vec_signede (vector double);
21548 vector signed int vec_signedo (vector double);
21549 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
21550 instruction generator.
21551 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
21552 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
21553 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
21555 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
21556 vunsignede_v2df): Add define_expands.
21557 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
21558 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
21559 VEC_UNSIGNEDO): Add definitions.
21560 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
21561 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
21562 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
21563 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
21564 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
21565 * config/rs6000/altivec.h (vec_signed, vec_signed2,
21566 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
21567 vec_unsignede, vec_unsignedo): Add builtin defines.
21568 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
21570 * doc/extend.texi: Update the built-in documentation file for the
21571 new built-in functions.
21573 2017-06-29 Richard Biener <rguenther@suse.de>
21575 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
21576 reduction chains to LOOP_VINFO_REDUCTIONS.
21577 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
21578 SLP reductions after processing reduction chains.
21580 2017-06-29 Nathan Sidwell <nathan@acm.org>
21582 * builtins.c (fold_builtin_FUNCTION): Use
21583 lang_hooks.decl_printable_name.
21585 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
21587 PR middle-end/81194
21588 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
21589 with only one label.
21590 * stmt.c (expand_case): Assert NCASES is greater than one.
21592 2017-06-29 Richard Biener <rguenther@suse.de>
21594 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
21596 (group_case_labels): Likewise.
21597 (find_taken_edge): Push sanity checking on val to workers...
21598 (find_taken_edge_cond_expr): ... here
21599 (find_taken_edge_switch_expr): ... and here, handle cases
21600 with just a default label.
21601 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
21602 (group_case_labels): Likewise.
21603 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
21604 group_case_labels does anything cleanup the CFG again.
21606 2017-06-29 Bin Cheng <bin.cheng@arm.com>
21608 PR tree-optimization/81196
21609 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
21610 exit condition comparing two IVs.
21612 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
21614 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
21615 profile to the dummy entry at the end of the list of architectures.
21616 * config/arm/arm-cpu-cdata.h: Regenerated.
21618 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21619 Michael Collison <michael.collison@arm.com>
21622 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
21624 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
21625 (*aarch64_reg_<mode>3_minus_mask): New pattern.
21626 (*aarch64_<optab>_reg_di3_mask2): New pattern.
21627 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
21628 of shift when the shift amount is masked with constant equal to
21629 the size of the mode.
21630 * config/aarch64/predicates.md (subreg_lowpart_operator): New
21633 2017-06-29 Martin Liska <mliska@suse.cz>
21635 * config/i386/i386.opt: Change range from [1,5] to [0,5].
21637 2017-06-29 Yury Gribov <tetra2005@gmail.com>
21640 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
21643 (edge_growth_cache_entry::edge_growth_cache_entry): New
21645 (reset_edge_growth_cache): Update to use constructor.
21647 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21649 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
21650 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
21651 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
21653 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
21655 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
21656 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
21658 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
21660 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
21661 (*-linux-uclibc*): Add t-uclibc tmake_file.
21662 * config/t-musl: New.
21663 * config/t-uclibc: New.
21665 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
21667 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
21669 (gen_comm_data): Emit architectural setting of arch_prof.
21670 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
21672 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
21673 (armv8-m.base, armv8-m.main): Likewise.
21674 * arm-protos.h (arm_build_target): Add profile field.
21675 (arch_option): Likewise.
21676 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
21678 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
21679 arm_active_target.profile.
21681 2017-06-28 Richard Biener <rguenther@suse.de>
21683 PR middle-end/81227
21684 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
21685 TYPE_OVERFLOW_WRAPS.
21686 * match.pd (negate_expr_p): Likewise.
21687 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
21688 fold_build2, not fold_binary.
21690 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
21692 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
21693 Convert memory address to Pmode.
21694 (aarch64_print_operand): Assert MEM operands are always Pmode.
21696 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
21699 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
21700 Remove redundant if.
21701 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
21702 * config/arm/aarch-common-protos.h
21703 (aarch_forward_to_shift_is_not_shifted_re): Remove.
21704 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
21706 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
21709 * multiple_target.c (create_dispatcher_calls): Set the default
21710 clone to be static, not public.
21712 2017-06-28 Richard Biener <rguenther@suse.de>
21714 * tree-vect-loop.c (vectorizable_reduction): Move special
21715 cond reduction IV var creation ...
21716 (vect_create_epilog_for_reduction): ... here. Remove induction_index
21717 parameter. Use STMT_VINFO_VECTYPE.
21718 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
21721 2017-06-28 Martin Liska <mliska@suse.cz>
21724 * ipa-visibility.c (non_local_p): Handle visibility.
21726 2017-06-28 Martin Liska <mliska@suse.cz>
21729 * common.opt: Add IntegerRange to various options.
21730 * opt-functions.awk (integer_range_info): New function.
21731 * optc-gen.awk: Add integer_range_info to cl_options struct.
21732 * opts-common.c (decode_cmdline_option): Handle
21733 CL_ERR_INT_RANGE_ARG.
21734 (cmdline_handle_error): Likewise.
21735 * opts.c (print_filtered_help): Show valid interval in
21736 when --help is provided.
21737 * opts.h (struct cl_option): Add range_min and range_max fields.
21738 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
21740 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
21742 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
21743 (x * C EQ/NE y * C): New transformation.
21745 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
21747 * genmultilib (combination_space): Accept '+' in option names.
21749 2017-06-28 Martin Liska <mliska@suse.cz>
21752 * asan.c (instrument_derefs): Bail out inner references
21753 that are hard register variables.
21755 2017-06-28 Jakub Jelinek <jakub@redhat.com>
21758 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
21759 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
21761 2017-06-28 Richard Biener <rguenther@suse.de>
21763 * tree-vectorizer.h (vect_get_vec_defs): Remove.
21764 (vect_get_slp_defs): Adjust.
21765 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
21767 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
21769 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
21770 get_initial_defs_for_reduction instead of vect_get_vec_defs.
21771 (vectorizable_reduction): Adjust.
21772 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
21774 (vect_get_slp_defs): Likewise.
21775 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
21776 (vectorizable_bswap): Adjust.
21777 (vectorizable_call): Likewise.
21778 (vectorizable_conversion): Likewise.
21779 (vectorizable_assignment): Likewise.
21780 (vectorizable_shift): Likewise.
21781 (vectorizable_operation): Likewise.
21782 (vectorizable_store): Likewise.
21783 (vectorizable_condition): Likewise.
21784 (vectorizable_comparison): Likewise.
21786 2017-06-28 Michael Collison <michael.collison@arm.com>
21789 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
21791 (arm_gen_movmemqi): Removed unused variable 'i'.
21792 Convert 'for' loop into 'while' loop.
21793 (arm_expand_prologue): Remove last unnecessary set of insn.
21794 (thumb_pop): Remove unused variable 'pushed_words'.
21795 (thumb_exit): Remove last unnecessary set of regs_to_pop.
21797 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21799 * config/s390/predicates.md: Use s390_rel_address_ok_p.
21800 * config/s390/s390-protos.h: Add prototype of
21801 s390_rel_address_ok_p.
21802 * config/s390/s390.c (s390_got_symbol): New function.
21803 (s390_rel_address_ok_p): New function.
21804 (legitimize_pic_address): Use s390_rel_address_ok_p.
21805 (s390_load_got): Use s390_got_symbol.
21806 (s390_option_override): Issue error if
21807 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
21808 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
21810 * config/s390/s390.opt: New option mpic-data-is-text-relative.
21812 2017-06-27 Andrew Pinski <apinski@cavium.com>
21814 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
21815 (X * copysign (1.0, X)): New pattern.
21816 (X * copysign (1.0, -X)): New pattern.
21817 (copysign (-1.0, CST)): New pattern.
21819 2017-06-27 Joseph Myers <joseph@codesourcery.com>
21821 * genmultilib (combination_space): Remove variable.
21822 Validate reuse rules against regular expression for any sequence
21823 of multilib options in any order.
21825 2017-06-27 Michael Collison <michael.collison@arm.com>
21827 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
21828 call aarch64_split_simd_combine.
21829 * (aarch64_combine_internal<mode>): Delete pattern.
21830 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
21831 Allow register and subreg operands.
21833 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
21835 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
21836 specific need, just fallback on defaults.
21837 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
21839 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
21840 Olivier Hainque <hainque@adacore.com>
21842 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
21844 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
21845 targets. Pick a default if no particular attempt applied.
21846 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
21849 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
21851 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
21852 (x86_64-wrs-vxworks7): Likewise.
21854 2017-06-27 Marek Polacek <polacek@redhat.com>
21857 * ubsan.c (instrument_null): Check get_base_address's result for null.
21859 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
21861 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
21863 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
21865 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
21866 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
21867 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
21868 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
21869 New function types.
21870 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
21871 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
21872 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
21873 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
21874 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
21875 BUILT_IN_FEUPDATEENV): New builtins.
21876 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
21877 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
21878 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
21879 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
21881 (builtin_structptr_types): Adjust size.
21882 * tree.c (builtin_structptr_types): Add four entries.
21884 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
21885 Olivier Hainque <hainque@adacore.com>
21887 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
21888 (TLS_SYM): New local macro, forcing reference to __tls__ on
21889 link command lines for VxWorks 7 RTPs, triggering initialization
21891 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
21892 OS features TLS support, true for RTPs on VxWorks 7.
21893 * config/vxworks.c (vxworks_override_options): Setup emutls
21896 2017-06-27 Jakub Jelinek <jakub@redhat.com>
21898 * predict.c (test_prediction_value_range): Use -1U instead of -1
21899 to avoid narrowing conversion warning.
21900 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
21901 to avoid narrowing conversion warning.
21902 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
21904 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
21906 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
21908 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
21909 64bit configurations.
21910 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
21911 (SIZE_TYPE): Likewise.
21912 * config/vxworks.c (vxworks_emutls_var_fields): Use
21913 long_unsigned_type_node instead of unsigned_type_node as the offset
21914 field type, which is "pointer" mode in emutls.c.
21916 2017-06-27 Jakub Jelinek <jakub@redhat.com>
21919 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
21921 PR middle-end/81207
21922 * gimple-fold.c (replace_call_with_call_and_fold): Handle
21923 gimple_vuse copying separately from gimple_vdef copying.
21925 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21927 * value-prof.c (free_hist): Remove call to memset and the enclosing if
21930 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
21931 Olivier Hainque <hainque@adacore.com>
21933 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
21934 for all vxworks7 targets.
21935 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
21936 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
21937 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
21938 variations for VX6/VX7 and 32/64bits later on in ...
21939 (VXWORKS_LIB_SPEC): Leverage new macros.
21940 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
21941 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
21943 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
21945 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
21946 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
21948 2017-06-26 Carl Love <cel@us.ibm.com>
21950 * config/rs6000/rs6000-c.c: Add support for built-in functions
21951 vector bool char vec_reve (vector bool char);
21952 vector signed char vec_reve (vector signed char);
21953 vector unsigned char vec_reve (vector unsigned char);
21954 vector bool int vec_reve (vector bool int);
21955 vector signed int vec_reve (vector signed int);
21956 vector unsigned int vec_reve (vector unsigned int);
21957 vector bool long long vec_reve (vector bool long long);
21958 vector signed long long vec_reve (vector signed long long);
21959 vector unsigned long long vec_reve (vector unsigned long long);
21960 vector bool short vec_reve (vector bool short);
21961 vector signed short vec_reve (vector signed short);
21962 vector double vec_reve (vector double);
21963 vector float vec_reve (vector float);
21964 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
21965 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
21966 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
21967 (altivec_vreve): New pattern.
21968 * config/rs6000/altivec.h (vec_reve): New define.
21969 * doc/extend.texi (vec_rev): Update the built-in documentation file
21970 for the new built-in functions.
21972 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21974 PR tree-optimization/71815
21975 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
21977 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
21979 (slsr_process_phi): Likewise.
21980 (replace_uncond_cands_and_profitable_phis): Don't replace a
21981 multiply candidate with a stride of 1 (copy or cast).
21982 (phi_incr_cost): Call uses_consumed_by_stmt rather than
21984 (lowest_cost_path): Likewise.
21985 (total_savings): Likewise.
21987 2017-06-26 Richard Biener <rguenther@suse.de>
21990 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
21991 Use def_builtin_pure for all gather builtins.
21993 2017-06-26 Richard Biener <rguenther@suse.de>
21995 PR tree-optimization/81203
21996 * tree-tailcall.c (find_tail_calls): Do not move stmts into
21997 non-dominating BBs.
21999 2017-06-26 Marek Polacek <polacek@redhat.com>
22002 * doc/invoke.texi: Document -Wmultistatement-macros.
22004 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
22006 * doc/sourcebuild.texi (ARM-specific attributes): Document new
22007 arm_neon_ok_no_float_abi effective target.
22009 2017-06-26 Richard Biener <rguenther@suse.de>
22011 PR tree-optimization/80928
22012 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
22013 (copy_bbs): Set BB_DUPLICATED flag early.
22014 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
22016 (execute_on_shrinking_pred): Likewise.
22017 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
22018 BB_DUPLICATED blocks.
22019 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
22020 iterate over all PHIs considering removal of *gsi.
22022 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
22024 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
22027 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22029 * config/rs6000/rs6000-string.c: (expand_block_clear,
22030 do_load_for_compare, select_block_compare_mode,
22031 compute_current_alignment, expand_block_compare,
22032 expand_strncmp_align_check, expand_strn_compare,
22033 expand_block_move, rs6000_output_load_multiple)
22034 Move functions related to string/block move/compare
22035 to a separate file.
22036 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
22037 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
22038 for this function which is now used in two files.
22039 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
22040 * config.gcc: Add rs6000-string.o to extra_objs for
22041 targets powerpc*-*-* and rs6000*-*-*.
22043 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22046 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
22047 32-bit, since indexed is not valid for DImode.
22048 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
22049 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
22050 (define_peephole2 for Altivec d-form load): Add 32-bit support.
22051 (define_peephole2 for Altivec d-form store): Likewise.
22054 * multiple_target.c (create_dispatcher_calls): Only create the
22055 dispatcher call if the function is the default clone of a
22056 versioned function.
22058 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
22060 PR middle-end/80902
22061 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
22062 a call, force the call to not be a tail call.
22064 2017-06-23 Jeff Law <law@redhat.com>
22066 * doc/contrib.texi: Add entry for Steven Pemberton's work on
22069 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
22071 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
22072 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
22073 handling for early expansion of vector shifts (sl,sr,sra,rl).
22074 (builtin_function_type): Add vector shift right instructions
22075 to the unsigned argument list.
22077 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
22079 rtl-optimizatoin/79286
22080 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
22081 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
22082 trap. PIC register plus a const unspec without offset can never trap.
22084 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
22086 * tree.h (builtin_structptr_type): New type.
22087 (builtin_structptr_types): Declare new array.
22088 * tree.c (builtin_structptr_types): New array.
22089 (free_lang_data, build_common_tree_nodes): Use it.
22091 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
22094 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
22097 2017-06-22 Matt Turner <mattst88@gmail.com>
22099 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
22100 Lake models to skylake case. Assume skylake for unknown
22101 models with clflushopt.
22103 2017-06-22 Jeff Law <law@redhat.com>
22105 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
22106 frame sizes that do not satisfy aarch64_uimm12_shift.
22108 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
22110 * profile-count.h (apply_probability,
22111 apply_scale, probability_in): Fix checks for zero.
22113 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22115 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
22116 * doc/cppdiropts.texi (-I @var{dir}): Document it.
22118 2016-06-22 Richard Biener <rguenther@suse.de>
22120 * tree-vect-loop.c (vect_model_reduction_cost): Handle
22121 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
22122 REDUC_MAX_EXPR support.
22123 (vectorizable_reduction): Likewise.
22124 (vect_create_epilog_for_reduction): Likewise.
22126 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
22128 * match.pd (A / (1 << B) -> A >> B): New.
22129 * generic-match-head.c: Include optabs-tree.h.
22130 * gimple-match-head.c: Likewise.
22131 * optabs-tree.h (target_supports_op_p): New.
22132 * optabs-tree.c (target_supports_op_p): New.
22134 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22136 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
22137 $gcc_cv_ld --help output.
22138 (gcc_cv_ld_demangle): Likewise.
22139 (gcc_cv_ld_eh_frame_hdr): Likewise.
22140 (gcc_cv_ld_pie): Likewise.
22141 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
22142 (gcc_cv_ld_buildid): Likewise.
22143 (gcc_cv_ld_sysroot): Likewise.
22144 (ld_bndplt_support): Likewise.
22145 (ld_pushpopstate_support): Likewise.
22146 * configure: Regenerate.
22147 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
22149 2017-06-21 Jakub Jelinek <jakub@redhat.com>
22152 * config/i386/sse.md (round<mode>2): Renumber match_dup and
22153 operands indexes to avoid gap between operands and match_dups.
22155 2017-06-21 Andrew Pinski <apinski@cavium.com>
22157 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
22158 Increment Arith_shift and Arith_shift_reg by 1.
22159 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
22161 * config/aarch64/aarch64.c (thunderx_tunings): Enable
22162 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
22163 (aarch64_strip_extend): Add new argument and test for it.
22164 (aarch64_cheap_mult_shift_p): New function.
22165 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
22166 add a cost if it is true.
22167 Update calls to aarch64_strip_extend.
22168 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
22170 2017-06-21 Andrew Pinski <apinski@cavium.com>
22172 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
22174 (thunderxt88): Likewise.
22175 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
22176 (thunderx_prefetch_tune): New variable.
22177 (thunderx2t99_prefetch_tune): Update for the correct values.
22178 (thunderxt88_tunings): New variable.
22179 (thunderx_tunings): Use thunderx_prefetch_tune instead of
22180 generic_prefetch_tune.
22181 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
22183 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22185 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
22186 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
22187 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
22188 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
22189 (aarch64_atomic_cas<mode>, GPI): Likewise.
22191 2017-06-21 Martin Liska <mliska@suse.cz>
22193 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
22194 statements on cold and hot labels.
22195 * predict.c (tree_estimate_probability_bb): Remove the
22196 prediction from this place.
22198 2017-06-21 Martin Liska <mliska@suse.cz>
22200 PR tree-optimization/79489
22201 * gimplify.c (maybe_add_early_return_predict_stmt): New
22203 (gimplify_return_expr): Call the function.
22204 * predict.c (tree_estimate_probability_bb): Remove handling
22206 * predict.def: Update comment about early return predictor.
22207 * gimple-predict.h (is_gimple_predict): New function.
22208 * predict.def: Change default value of early return to 66.
22209 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
22211 * passes.def: Put pass_strip_predict_hints to the beginning of
22214 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
22216 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
22217 FUNCTION_DECL declarations.
22218 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
22220 (dwaf2out_decl): Likewise.
22221 * godump.c (go_early_global_decl): Skip call to the real debug hook
22222 for FUNCTION_DECL declarations.
22223 * passes.c (rest_of_decl_compilation): Skip call to the
22224 early_global_decl debug hook for FUNCTION_DECL declarations, unless
22225 -fdump-go-spec is passed.
22227 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
22229 * config/i386/i386.c (struct builtin_isa): New field pure_p.
22230 Reorder for compactness.
22231 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
22232 (def_builtin_pure, def_builtin_pure2): New functions.
22233 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
22235 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
22237 * match.pd (nop_convert): New predicate.
22238 ((A +- CST1) +- CST2): Allow some NOP conversions.
22240 2017-06-21 Jakub Jelinek <jakub@redhat.com>
22243 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
22244 with ctors/dtors if GOVD_SHARED is set.
22246 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
22248 * config/aarch64/aarch64.md (movti_aarch64):
22249 Emit mov rather than orr.
22250 (movtf_aarch64): Likewise.
22251 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
22252 Emit mov rather than orr.
22254 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
22256 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
22257 Swap alternatives, make integer dup more expensive.
22259 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
22261 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
22262 Return true for non-tls symbols.
22264 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
22266 * config/aarch64/aarch64-cores.def (cortex-a55): New.
22267 (cortex-a75): Likewise.
22268 (cortex-a75.cortex-a55): Likewise.
22269 * config/aarch64/aarch64-tune.md: Regenerate.
22270 * doc/invoke.texi (-mtune): Document new values for -mtune.
22272 2017-06-21 Tom de Vries <tom@codesourcery.com>
22274 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
22275 stack_size feature.
22276 (Effective-Target Keywords, Other attributes): Suggest using
22277 dg-add-options stack_size feature to get stack limit in stack_size
22278 effective target documentation.
22280 2017-06-21 Julian Brown <julian@codesourcery.com>
22281 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22283 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
22284 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
22285 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
22287 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
22288 attribute type list for neon_multiply.
22289 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
22290 attribute type list for neon_multiply.
22291 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
22292 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
22293 attribute type list for neon_multiply.
22294 * config/arm/types.md (crypto_pmull): Add.
22295 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
22296 attribute type list.
22298 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
22300 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
22303 2017-06-20 Jakub Jelinek <jakub@redhat.com>
22305 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
22306 to make sure not to dereference a NULL cost_classes_ptr pointer.
22308 2017-06-20 Carl Love <cel@us.ibm.com>
22310 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22311 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
22312 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
22313 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
22314 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
22315 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
22316 VMULOSW): New enum "unspec" values.
22317 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
22318 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
22319 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
22320 altivec_vmulosw): New patterns.
22321 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
22322 VMULOSW): Add definitions.
22324 2017-06-20 Julia Koval <julia.koval@intel.com>
22326 * config/i386/i386.c: Fix rounding expand for new pattern.
22327 * config/i386/subst.md: Fix pattern (parallel -> unspec).
22329 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
22331 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
22332 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
22334 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
22336 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
22339 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
22341 * config/aarch64/aarch64-cores.def: Rearrange to sort by
22342 architecture, then by implementer ID.
22343 * config/aarch64/aarch64-tune.md: Regenerate.
22345 2017-06-20 Richard Biener <rguenther@suse.de>
22347 PR middle-end/81097
22348 * fold-const.c (split_tree): Fold to type before negating.
22350 2017-06-20 David Malcolm <dmalcolm@redhat.com>
22352 * diagnostic-show-locus.c
22353 (selftest::test_fixit_deletion_affecting_newline): New function.
22354 (selftest::diagnostic_show_locus_c_tests): Call it.
22356 2017-06-20 Andreas Schwab <schwab@suse.de>
22359 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
22362 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
22364 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
22365 __ARM_FEATURE_COPROC according to support.
22367 2017-06-20 Jakub Jelinek <jakub@redhat.com>
22369 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
22370 Rewritten to avoid overflow for > 32-bit pointers.
22373 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
22374 by removing enum keyword.
22375 (ubsan_type_descriptor): Likewise. Formatting fix.
22378 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
22379 splitter): Require TARGET_SSE2 in the condition.
22381 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
22384 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
22385 for doing vector set of SFmode on ISA 3.0.
22386 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
22387 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
22389 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
22390 SFmode value into a V4SF variable that was extracted from another
22391 V4SF variable without converting the element to double precision
22392 and back to single precision vector format.
22393 (vsx_insert_extract_v4sf_p9_2): Likewise.
22395 2017-06-19 Jakub Jelinek <jakub@redhat.com>
22397 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
22398 in UWHI to avoid undefined overflow.
22401 * ubsan.h (enum ubsan_encode_value_phase): New.
22402 (ubsan_encode_value): Change second argument to
22403 enum ubsan_encode_value_phase with default value of
22404 UBSAN_ENCODE_VALUE_GENERIC.
22405 * ubsan.c (ubsan_encode_value): Change second argument to
22406 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
22407 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
22408 create_tmp_var_raw instead of create_tmp_var and use a
22410 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
22411 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
22412 ubsan_encode_value callers.
22415 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
22416 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
22417 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
22419 2017-06-19 Richard Biener <rguenther@suse.de>
22421 PR middle-end/81118
22422 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
22423 estimates if we changed anything.
22425 2017-06-19 Richard Biener <rguenther@suse.de>
22427 PR tree-optimization/80887
22428 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
22429 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
22430 simplified lookups, then reset mprts_hook.
22431 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
22433 (try_to_simplify): Likewise.
22435 2017-06-19 Martin Liska <mliska@suse.cz>
22438 * gimplify.c (gimplify_switch_expr):
22439 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
22441 2017-06-19 Martin Liska <mliska@suse.cz>
22443 * doc/install.texi: Document that PGO runs in 4 stages.
22445 2017-06-19 Martin Liska <mliska@suse.cz>
22448 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
22449 to dispatcher function name.
22450 * multiple_target.c (replace_function_decl): New function.
22451 (create_dispatcher_calls): Redirect both edges and references.
22453 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
22455 * profile-count.c (profile_count::dump): Dump quality.
22456 (profile_count::differs_from_p): Update for unsigned val.
22457 * profile-count.h (profile_count_quality): New enum.
22458 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
22460 2017-06-19 Richard Biener <rguenther@suse.de>
22462 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
22463 struct function as arg.
22464 (estimate_numbers_of_iterations): Export overload with loop arg.
22465 (free_numbers_of_iterations_estimates_loop): Use an overload of
22466 free_numbers_of_iterations_estimates instead.
22467 * tree-cfg.c (remove_bb): Adjust.
22468 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
22469 * tree-parloops.c (gen_parallel_loop): Likewise.
22470 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
22472 (tree_unroll_loops_completely): Likewise.
22473 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
22474 Use an overload instead and export.
22475 (estimated_loop_iterations): Adjust.
22476 (max_loop_iterations): Likewise.
22477 (likely_max_loop_iterations): Likewise.
22478 (estimate_numbers_of_iterations): Take struct function as arg
22480 (loop_exits_before_overflow): Adjust.
22481 (free_numbers_of_iterations_estimates_loop): Use an overload.
22482 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
22483 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
22485 2017-06-19 Richard Biener <rguenther@suse.de>
22488 * ipa-prop.c (find_constructor_constant_at_offset): Handle
22489 RANGE_EXPR conservatively.
22491 2017-06-16 Carl Love <cel@us.ibm.com>
22493 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22494 definitions for vec_float, vec_float2, vec_floato,
22495 vec_floate built-ins.
22496 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
22497 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
22499 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
22500 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
22501 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
22502 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
22503 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
22504 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
22505 vec_floato): Add builtin defines.
22506 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
22507 Update the built-in documentation file for the new built-in
22510 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22512 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
22513 (mthumb): Mark as the negative of -marm.
22515 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22517 * doc/invoke.texi (ARM Options, -mcpu): Document supported
22519 (ARM Options, -mtune): Document that this accepts the same
22520 extension options as -mcpu.
22521 (ARM Options, -mfpu): Document addition of -mfpu=auto.
22523 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22525 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
22526 permitted extensions.
22528 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22530 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
22531 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
22532 (armv8-m.main): Add option +nodsp.
22533 * config/arm/arm-cpu-cdata.h: Regenerated.
22535 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22537 * config/arm/t-fuchsia: New file.
22538 * config.gcc (arm*-*-fuchsia*): Use it.
22540 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22542 * config/arm/t-symbian: Rewrite for new option infrastructure.
22544 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22546 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
22547 (MULTILIB_REQUIRED): Likewise.
22549 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22551 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
22552 (MULTILIB_RESUE): Likewise.
22553 (MULTILIB_MATCHES): Likewise.
22554 (MULTLIB_REQUIRED): Likewise.
22556 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22558 * config/arm/t-rtems: Rewrite for new option framework.
22560 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22562 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
22563 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
22564 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
22565 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
22566 * config/arm/t-multilib: ... here.
22567 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
22568 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
22569 armv7-a and armv8*-a when A-profile libraries have not been built.
22570 * config/arm/t-rmprofile: Rewrite.
22572 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22574 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
22575 with a backslash. Remove the backslash after substituting unescaped
22577 * doc/fragments.texi (MULTILIB_REUSE): Document it.
22579 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22581 * config.gcc: (arm*-*-*): When building a-profile libraries, force
22582 the driver to pass through the default setting of -mfloat-abi.
22583 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
22585 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
22586 (all_feat_combs): New rule.
22587 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
22589 * config/arm/t-aprofile: Rewrite.
22591 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22593 * config/arm/arm.h (FPUTYPE_AUTO): Define.
22594 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
22595 fpu is not specified by the user/command-line.
22596 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
22597 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
22598 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
22599 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
22600 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
22601 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
22603 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22605 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
22606 * config/arm/t-arm-elf: Rewritten.
22608 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22610 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
22611 have some floating-point instructions.
22612 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
22613 (TARGET_MAYBE_HARD_FLOAT): New macro.
22614 * config/arm/arm-builtins.c (arm_init_builtins): Use
22615 TARGET_MAYBE_HARD_FLOAT.
22616 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
22618 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22620 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
22621 (configargs.h): Include it.
22622 (arm_print_hint_for_fpu_option): New function.
22623 (arm_parse_fpu_option): New function.
22624 (candidate_extension): New class.
22625 (arm_canon_for_multilib): New function.
22626 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
22627 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
22628 (ARCH_CANONICAL_SPECS): New macro.
22629 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
22631 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22633 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
22634 are set after handling multilib fragments. Set target_cpu_default2
22637 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22639 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
22641 (arm*-*-*): Set target_cpu_default2 to a quoted string.
22642 * config/arm/parsecpu.awk (check_cpu): Validate any extension
22644 (check_arch): Likewise.
22645 * config/arm/arm.c (arm_configure_build_target): Handle
22646 TARGET_CPU_DEFAULT being a string constant. Scan any feature
22647 options in the default.
22649 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22651 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
22652 when an option is an alias of another.
22653 * config/arm/parsecpu.awk (optalias): New parser token.
22654 (gen_comm_data): Mark non-alias options as such. Emit entries
22655 for extension aliases.
22656 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
22657 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
22658 (armv6kz, armv6zk, armv6t2): Likewise.
22659 (armv7): Make vfpv3-d16 an alias.
22660 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
22662 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
22663 Sort in canonical order.
22664 (armv8-a): Sort in canonical order.
22665 (armv8.1-a, armv8.2-a): Likewise.
22666 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
22668 (cortex-a9): Sort in canonical order.
22669 * config/arm/arm.c (selftests.h): Include it.
22670 (arm_test_cpu_arch_data): New function.
22671 (arm_run_self_tests): New function.
22672 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
22673 (targetm): Move declaration to the end of the file.
22674 * arm-cpu-cdata.h: Regenerated.
22676 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22678 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
22679 call to target_mode_check describing the type of option passed.
22680 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
22681 (arm_target_thumb_only): Use arm_parse_arch_option_name or
22682 arm_parse_cpu_option_name to match parameters against list of
22684 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
22685 arm_arch_core_flags data structure.
22686 * config/arm/arm-cpu_cdata.h: Regenerated.
22688 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22690 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
22692 (arm_print_hint_for_cpu_option): Likewise.
22693 (arm_print_hint_for_arch_option): Likewise.
22694 (arm_parse_cpu_option_name): Likewise.
22695 (arm_parse_arch_option_name): Likewise.
22696 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
22697 of entries in the all_fpus list.
22698 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
22699 (arm_parse_cpu_option_name): Declare.
22700 (arm_parse_arch_option_name): Declare.
22701 (arm_parse_option_features): Declare.
22702 (arm_intialize_isa): Declare.
22703 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
22705 (gen_comm_data): ... here. Make definitions non-static.
22706 * config/arm/arm-cpu-data.h: Regenerated.
22707 * config/arm/arm-cpu-cdata.h: Regenerated.
22709 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22711 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
22712 (cpu_arch_extension): New structure.
22713 (cpu_arch_option, arch_option, cpu_option): New structures.
22714 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
22715 architecture types.
22716 (gen_data): Generate new format data tables.
22717 * config/arm/arm.c (cpu_tune): New structure.
22718 (cpu_option, processors): Delete.
22719 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
22720 (arm_print_hint_for_cpu_option): ... this and ...
22721 (arm_print_hint_for_arch_option): ... this.
22722 (arm_parse_arch_cpu_name): Delete. Replace with ...
22723 (arm_parse_cpu_option_name): ... this and ...
22724 (arm_parse_arch_option_name): ... this.
22725 (arm_unrecognized_feature): Change type of target parameter to
22727 (arm_parse_arch_cpu_features): Delete. Replace with ...
22728 (arm_parse_option_features): ... this.
22729 (arm_configure_build_target): Rework to use new configuration data
22731 (arm_print_tune_info): Rework for new configuration data tables.
22732 * config/arm/arm-cpu-data.h: Regenerated.
22733 * config/arm/arm-cpu.h: Regenerated.
22735 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22737 * Makefile.in (OBJS): Move sbitmap.o from here ...
22738 (OBJS-libcommon): ... to here.
22740 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22742 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
22743 (ISA_ALL_CRYPTO): New macro.
22744 (ISA_ALL_SIMD): New macro
22745 (ISA_ALL_FP): New macro.
22746 * config/arm/arm.c (fpu_bitlist): Update initializer.
22747 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
22749 (arm9e): Add fpu. Add option for nofp
22750 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
22751 (arm926ej-s, arm1026ej-s): Likewise.
22752 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
22753 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
22754 neon-fp16, neon-vfpv4, nofp and nosimd.
22755 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
22756 (cortex-a8): Add fpu. Add option for nofp.
22757 (cortex-a9): Add fpu. Add options for nosimd and nofp.
22758 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
22759 (cortex-r4f): Add fpu.
22760 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
22761 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
22763 (cortex-r8): Likewise.
22764 (cortex-m4): Add fpu. Add option for nofp.
22765 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
22766 (cortex-a17.cortex-a7): Likewise.
22767 (cortex-a32): Add fpu. Add options for crypto and nofp.
22768 (cortex-a35, cortex-a53): Likewise.
22769 (cortex-a57): Add fpu. Add option for crypto.
22770 (cortex-a72, cortex-a73): Likewise.
22771 (exynos-m1): Likewise.
22772 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
22773 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
22774 (cortex-m33): Add fpu. Add option for nofp.
22775 * config/arm/arm-cpu-cdata.h: Regenerated
22776 * config/arm/arm-cpu-data.h: Regenerated.
22778 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22780 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
22781 (armv5te, armv5tej): Likewise.
22782 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
22783 (armv7): Add options fp and vfpv3-d16.
22784 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
22785 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
22787 (armv7ve): Likewise.
22788 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
22789 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
22790 (armv8-a): Add nocrypto option.
22791 (armv8.1-a, armv8.2-a): Likewise.
22792 (armv8-m.main): add options fp, fp.dp and nofp.
22794 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22796 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
22798 (armv8-a+crc): Delete.
22799 (armv8.1-a): Add options simd, crypto and nofp.
22800 (armv8.2-a): Add options fp16, simd, crypto and nofp.
22801 (armv8.2-a+fp16): Delete.
22802 (armv8-m.main): Add option dsp.
22803 (armv8-m.main+dsp): Delete.
22804 (cortex-a8): Add fpu. Add nofp option.
22805 (cortex-a9): Add fpu. Add nofp and nosimd options.
22806 * config/arm/parsecpu.awk (gen_data): Generate option tables and
22807 link to main cpu and architecture data structures.
22808 (gen_comm_data): Only put isa attributes from the main architecture
22810 (option): New statement for architecture and CPU entries.
22811 * arm.c (struct cpu_option): New structure.
22812 (struct processors): Add entry for options.
22813 (arm_unrecognized_feature): New function.
22814 (arm_parse_arch_cpu_name): Ignore any characters after the first
22816 (arm_parse_arch_cpu_feature): New function.
22817 (arm_configure_build_target): Separate out any CPU and architecture
22818 features and parse separately. Don't error out if -mfpu=auto is
22819 used with only an architecture string.
22820 (arm_print_asm_arch_directives): New function.
22821 (arm_file_start): Call it.
22822 * config/arm/arm-cpu-cdata.h: Regenerated.
22823 * config/arm/arm-cpu-data.h: Likewise.
22824 * config/arm/arm-tables.opt: Likewise.
22826 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22828 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
22829 assembler when it is not -mfpu=auto.
22831 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22833 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
22834 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
22835 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
22836 (ASM_CPU_SPEC): Rewrite.
22837 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
22838 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
22839 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
22840 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
22841 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
22842 copied string is NUL-terminated. Also strip any characters prefixed
22844 (arm_rewrite_selected_arch): New function.
22845 (arm_rewrite_march): New function.
22847 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
22849 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
22850 (x_arm_cpu_string, x_arm_tune_string): Likewise.
22851 (march, mcpu, mtune): Convert to string-based options.
22852 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
22853 (arm_parse_arch_cpu_name): New function.
22854 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
22855 identify selected architecture or CPU.
22856 (arm_option_save): New function.
22857 (TARGET_OPTION_SAVE): Redefine.
22858 (arm_option_restore): Restore string options.
22859 (arm_option_print): Print string options.
22861 2017-06-16 Martin Sebor <msebor@redhat.com>
22863 PR tree-optimization/80933
22864 PR tree-optimization/80934
22865 * builtins.c (fold_builtin_3): Do not handle bcmp here.
22866 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
22867 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
22868 (gimple_fold_builtin): Call them.
22870 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22872 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
22873 as unlikely; update profile.
22875 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22877 * predict.c (force_edge_cold): Handle declaring edges impossible
22880 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22882 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
22884 (try_unroll_loop_completely): Fix reporting.
22886 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22888 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
22890 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
22893 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
22894 if given a non-constant argument for an intrinsic which requires a
22897 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22899 * profile.c (compare_freqs): New function.
22900 (branch_prob): Sort edge list.
22901 (find_spanning_tree): Assume that the list is priority sorted.
22903 2017-06-16 Richard Biener <rguenther@suse.de>
22905 PR tree-optimization/81090
22906 * passes.def (pass_record_bounds): Remove.
22907 * tree-pass.h (make_pass_record_bounds): Likewise.
22908 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
22909 make_pass_record_bounds): Likewise.
22910 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
22911 not free niter estimates at the beginning but at the end.
22912 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
22914 2017-06-16 Richard Biener <rguenther@suse.de>
22916 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
22917 initializer to workaround ICE in host GCC 4.8.
22919 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
22921 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
22923 (clone_inlined_nodes): Update.
22925 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
22927 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
22928 prefetch settings, and enable prefetching by default at -O3.
22930 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
22932 * config/aarch64/aarch64.c (aarch64_override_options_internal):
22933 Set flag_prefetch_loop_arrays according to tuning data.
22935 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
22937 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
22938 New tune structure.
22939 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
22940 [Unrelated to main purpose of the patch] Place the pointer field last
22941 to enable type checking errors when tune structure are wrongly merged.
22942 * config/aarch64/aarch64.c (generic_prefetch_tune,)
22943 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
22944 (thunderx2t99_prefetch_tune): New tune constants.
22945 (tune_params *_tunings): Update all tunings (no functional change).
22946 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
22947 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
22948 from tunings structures.
22950 2017-06-16 Jakub Jelinek <jakub@redhat.com>
22953 * ubsan.c (instrument_null): Add T argument, use it instead
22954 of computing it based on IS_LHS.
22955 (instrument_object_size): Likewise.
22956 (pass_ubsan::execute): Adjust instrument_null and
22957 instrument_object_size callers to pass gimple_get_lhs or
22958 gimple_assign_rhs1 result to it. Use instrument_null instead of
22959 calling get_base_address and instrument_mem_ref. Handle
22960 aggregate call arguments for object-size sanitization.
22962 2017-06-16 Yury Gribov <tetra2005@gmail.com>
22964 PR tree-optimization/81089
22965 * tree-vrp.c (is_masked_range_test): Validate operands of
22968 2017-06-15 Martin Sebor <msebor@redhat.com>
22971 * dumpfile.c (dump_register): Avoid calling memset to initialize
22972 a class with a default ctor.
22973 * gcc.c (struct compiler): Remove const qualification.
22974 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
22975 * hash-table.h: Ditto.
22976 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
22978 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
22979 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
22981 * params.h (struct param_info): Make struct members non-const.
22982 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
22983 with default initialization.
22984 * vec.h (vec_copy_construct, vec_default_construct): New helper
22986 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
22987 with vec_copy_construct.
22988 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
22989 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
22990 * doc/invoke.texi (-Wclass-memaccess): Document.
22992 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22994 * emit-rtl.h (is_leaf): Update comment about local
22995 register allocator.
22997 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
23000 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
23001 for a variable to have a section before checking if the section has a
23003 Set section to.persistent if persistent attribute is set.
23004 Warn if .persistent attribute is used on an automatic variable.
23006 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
23008 PR rtl-optimization/80474
23009 * reorg.c (update_block): Do not ignore instructions in a delay slot.
23011 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
23013 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
23016 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
23018 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
23019 (casesi): Emit bounds checking as RTL.
23020 (casesi_internal_mips16_<mode>): Remove bounds checking.
23022 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
23024 * config/xtensa/xtensa.c (xtensa_option_override): Append
23025 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
23026 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
23027 xtensa_doloop_hooks): Define unconditionally.
23028 (xtensa_reorg_loops): Only call reorg_loops in the presence of
23030 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
23031 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
23032 for it in xtensa_option_override.
23033 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
23034 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
23036 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
23038 * doc/cppopts.texi: Document '-' special value to -MF.
23040 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
23042 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
23043 (cortex_a53_fconst): Likewise.
23044 (cortex_a53_fpmul): Likewise.
23045 (cortex_a53_f_load_64): Likewise.
23046 (cortex_a53_f_load_many): Likewise.
23047 (cortex_a53_advsimd_alu): Likewise.
23048 (cortex_a53_advsimd_alu_q): Likewise.
23049 (cortex_a53_advsimd_mul): Likewise.
23050 (cortex_a53_advsimd_mul_q): Likewise.
23051 (fpmac bypass): Add new bypass for fpmac-fpmac case.
23052 Add missing fmul, r2f_cvt and fconst cases.
23054 2017-06-14 Richard Biener <rguenther@suse.de>
23056 PR middle-end/81088
23057 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
23059 (fold_binary_loc): When associating do not treat pre-existing
23060 TREE_OVERFLOW on literal constants as a reason to allow
23061 TREE_OVERFLOW on associated literal constants.
23063 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23065 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
23066 (MASK_FEATURES): New macro.
23067 * config/sparc/sparc.c (sparc_option_override): Remove the special
23068 handling of -mfpu and generalize it to all MASK_FEATURES switches.
23070 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23072 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
23073 a division of 0 if non-call exceptions are enabled.
23075 2017-06-14 Andrew Pinski <apinski@cavium.com>
23076 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23079 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
23080 Improve vector initialization code gen for only variable case.
23082 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
23084 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
23086 2017-06-14 Richard Biener <rguenther@suse.de>
23088 PR tree-optimization/81083
23089 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
23092 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23094 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
23095 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
23096 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
23097 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
23098 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
23099 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
23101 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23103 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
23104 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
23106 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23108 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
23110 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23112 * config/rs6000/t-rtems: Don't handle SPE.
23114 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23116 * config/rs6000/t-linux: Don't handle SPE.
23118 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23120 * config/rs6000/eabispe.h: Delete file.
23122 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23124 * config/rs6000/t-spe: Delete file.
23126 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23128 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
23129 (rs6000_legitimate_offset_address_p): Return false for anything in
23130 V2SImode or V2SFmode.
23132 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
23134 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
23135 except V2SF and V2SI. Rearrange the vector modes, and add comments.
23136 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
23138 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
23139 (rs6000_legitimate_offset_address_p): Ditto.
23140 (rs6000_emit_move): Ditto.
23141 (rs6000_init_builtins): Remove V4HI_type_node.
23143 2017-06-13 Martin Liska <mliska@suse.cz>
23146 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
23147 (gate_asan): Likewise.
23148 * asan.h (asan_no_sanitize_address_p): Remove the function.
23149 (sanitize_flags_p): New function.
23150 * builtins.def: Fix coding style.
23151 * common.opt: Use renamed enum value.
23152 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
23153 * doc/extend.texi: Document no_sanitize attribute.
23154 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
23155 to SANITIZE_UNDEFINED_NONDEFAULT.
23156 * gcc.c (sanitize_spec_function): Use the renamed enum value.
23157 * gimple-fold.c (optimize_atomic_compare_exchange_p):
23158 Use sanitize_flags_p.
23159 * gimplify.c (gimplify_function_tree): Likewise.
23160 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
23161 * opts.c (parse_no_sanitize_attribute): New function.
23162 (common_handle_option): Use renamed enum value.
23163 * opts.h (parse_no_sanitize_attribute): Declare.
23164 * tree.c (sanitize_flags_p): New function.
23165 * tree.h: Declared here.
23166 * tsan.c: Use sanitize_flags_p.
23167 * ubsan.c (ubsan_expand_null_ifn): Likewise.
23168 (instrument_mem_ref): Likewise.
23169 (instrument_bool_enum_load): Likewise.
23170 (do_ubsan_in_current_function): Remove the function.
23171 (pass_ubsan::execute): Use sanitize_flags_p.
23172 * ubsan.h: Remove do_ubsan_in_current_function
23173 * tree-cfg.c (print_no_sanitize_attr_value): New function.
23174 (dump_function_to_file): Use it here.
23176 2017-06-13 Martin Jambor <mjambor@suse.cz>
23178 PR tree-optimization/80803
23179 PR tree-optimization/81063
23180 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
23181 (propagate_subaccesses_across_link): Enqueue subtree whenever
23182 necessary instead of relying on the caller.
23184 2017-06-13 Martin Jambor <mjambor@suse.cz>
23186 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
23187 that have a first_link.
23188 (sort_and_splice_var_accesses): Do not check first_link before
23190 (subtree_mark_written_and_enqueue): Likewise.
23191 (propagate_all_subaccesses): Likewise and do not stop at first
23192 parent with a first_link.
23194 2017-06-13 Martin Jambor <mjambor@suse.cz>
23196 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
23199 2017-06-13 Yury Gribov <tetra2005@gmail.com>
23201 * match.pd: New pattern.
23203 2017-06-13 Yury Gribov <tetra2005@gmail.com>
23205 * tree-vrp.c (is_masked_range_test): New function.
23206 (register_edge_assert_for): Determine ranges for
23209 2017-06-13 Yury Gribov <tetra2005@gmail.com>
23211 PR tree-optimization/67328
23212 * fold-const.c (maskable_range_p): New function.
23213 (build_range_check): Generate bittests if possible.
23215 2017-06-13 Martin Liska <mliska@suse.cz>
23217 * gimple-pretty-print.c (dump_probability): Add new argument.
23218 (dump_edge_probability): Dump both probability and count.
23219 (dump_gimple_label): Likewise.
23220 (dump_gimple_bb_header): Likewise.
23222 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
23225 * config/avr/avr-devices.c: Fix indentation.
23226 * config/avr/gen-avr-mmcu-specs.c: Dito.
23228 2017-06-13 Richard Biener <rguenther@suse.de>
23230 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
23231 instead get vector type from stmt_info.
23232 (vectorizable_reduction): Adjust. Remove dead code.
23234 2017-06-13 Richard Biener <rguenther@suse.de>
23236 PR middle-end/81065
23237 * fold-const.c (extract_muldiv_1): Remove bogus distribution
23238 case of C * (x * C2 + C3).
23239 (fold_addr_of_array_ref_difference): Properly fold index difference.
23241 2017-06-12 David S. Miller <davem@davemloft.net>
23244 * config/sparc/sparc.md (return expander): Emit frame blockage if
23245 function uses alloca.
23247 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
23249 * combine.c (make_field_assignment): Check len rather than the mode
23250 precision when calling force_to_mode.
23252 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
23254 Support multilibs and devices that see flash in RAM address range.
23257 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
23258 (avr_mcu_t) <flash_pm_offset>: New field.
23259 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
23260 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
23261 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
23262 (AVR_TINY_PM_OFFSET): Remove macro.
23263 * config/avr/avr.opt (-mshort-calls): New option.
23264 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
23265 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
23266 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
23267 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
23268 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
23269 instead of avr_arch->have_jmp_call.
23270 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
23271 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
23272 avr_arch->flash_pm_offset to define.
23273 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
23274 new field flash_pm_offset. Add entry for avrxmega3.
23275 (avr_texinfo): Add entry for avrxmega3.
23276 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
23277 attiny212, attiny214,
23278 attiny412, attiny414, attiny416, attiny417,
23279 attiny814, attiny816, attiny817,
23280 attiny1614, attiny1616, attiny1617,
23281 attiny3214, attiny3216, attiny3217.
23282 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
23283 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
23284 (avr_print_operand_address) [AVR_TINY]: Same.
23285 (avr_asm_init_sections) <readonly_data_section>: Only patch
23286 callback if avr_arch->flash_pm_offset = 0.
23287 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
23288 for rodata if avr_arch->flash_pm_offset != 0.
23289 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
23290 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
23291 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
23292 (m_options): Append opt_rcall.
23293 (m_dirnames): Append dir_rcall.
23294 * config/avr/t-multilib: Regenerate.
23296 * configure.ac [target=avr]: Check whether avrxmega3 default
23297 linker description file works as needed.
23298 * configure: Regenerate.
23299 * doc/avr-mmcu.texi: Regenerate.
23300 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
23301 <__AVR_ARCH__>: Document avrxmega3 and 103.
23302 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
23303 <__AVR_SHORT_CALLS__>: Document it.
23304 <__AVR_PM_BASE_ADDRESS__>: Document it.
23305 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
23306 (AVR Variable Attributes) <progmem>: Document this is
23307 not needed for avrxmega3.
23308 (AVR Named Address Spaces) <__flash>: Dito.
23310 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
23312 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
23314 2017-06-12 Doug Rupp <rupp@adacore.com>
23316 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
23317 Append vxworks-stdint.h to the tm_file list.
23318 * config/vxworks-stdint.h: New file.
23320 2017-06-12 Martin Liska <mliska@suse.cz>
23322 PR tree-optimization/81041
23323 * tree-profile.c (gimple_gen_ic_func_profiler):
23324 Create an extra BB in profile-generate
23325 (gimple_gen_time_profiler): Likewise.
23327 2017-06-12 Jakub Jelinek <jakub@redhat.com>
23329 PR tree-optimization/81003
23330 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
23331 (update_range_test): Use it instead of force_gimple_operand_gsi.
23333 2017-06-12 Richard Biener <rguenther@suse.de>
23335 PR tree-optimization/81053
23336 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
23337 with backedge value not defined in loop. Simplify def stmt
23340 2017-06-11 Tom de Vries <tom@codesourcery.com>
23343 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
23345 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
23346 nvptx_cannot_force_const_mem.
23348 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
23350 * opts.c (finish_options): Move test for flag_split_stack after
23351 it has been initialized.
23353 2017-06-11 Jason Merrill <jason@redhat.com>
23355 * tree.h (id_equal): New.
23356 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
23357 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
23358 instead of strcmp of IDENTIFIER_POINTER.
23360 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
23362 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
23363 (mark_all_inlined_calls_cdtor): Fix formating.
23364 (inline_transform): Rescale profile before inlining.
23366 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
23368 * cgraph.h (cgraph_edge::clone): Update prototype.
23369 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
23370 (cgraph_node::create_clone): Update.
23371 (cgraph_node::create_version_clone): Update.
23372 * tree-inline.c (copy_bb): Update.
23373 (expand_call_inline): Update.
23375 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
23377 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
23378 factored out from ...
23379 (rs6000_emit_prologue): ... here.
23381 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
23383 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
23384 factored out from ...
23385 (rs6000_emit_prologue): ... here.
23387 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
23389 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
23391 (handle_missing_profiles): Fix computation of tp_first_run.
23392 (counts_to_freqs): Do not touch freqs when count is 0.
23394 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
23396 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
23399 2017-06-10 Tom de Vries <tom@codesourcery.com>
23401 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
23402 attributes): Document signal effective target.
23404 2017-06-10 Tom de Vries <tom@codesourcery.com>
23406 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
23407 Document effective target stack_size.
23409 2017-06-09 David Malcolm <dmalcolm@redhat.com>
23411 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
23412 to the edit_context if they can be auto-applied.
23414 2017-06-9 Ian Lance Taylor <iant@golang.org>
23416 * opts.c (finish_options): If -fsplit-stack, disable implicit
23417 -forder-blocks-and-partition.
23418 * doc/invoke.texi (Optimize Options): Document that when using
23419 -fsplit-stack -forder-blocks-and-partition is not implicitly
23422 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
23424 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
23425 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
23426 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
23427 * builtins.def (abort, trap, unreachable): Declare cold.
23428 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
23429 * tree-core.h (ECF_COLD): New.
23430 * tree.c (set_call_expr_flags): Handle ECF_COLD.
23431 (build_common_builtin_nodes): Mark unreachable and abort as cold.
23433 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
23435 * predict.c (unlikely_executed_stmt_p): Cleanup.
23437 2017-06-09 Richard Biener <rguenther@suse.de>
23439 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
23440 model if the ref is always written to.
23442 2017-06-09 Tamar Christina <tamar.christina@arm.com>
23444 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
23446 2017-06-09 Tamar Christina <tamar.christina@arm.com>
23448 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
23451 2017-06-09 Tom de Vries <tom@codesourcery.com>
23454 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
23455 "target cannot support label values" when encountering LABEL_REF.
23457 2017-06-09 Martin Liska <mliska@suse.cz>
23459 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
23460 (gimple_gen_ic_func_profiler): Emit direct comparison
23461 of __gcov_indirect_call_callee with NULL.
23462 (gimple_gen_time_profiler): Change probability from
23463 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
23465 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
23467 * profile.c (edge_gcov_counts): Turn to pointer.
23468 (compute_branch_probabilities, compute_branch_probabilities): Update.
23469 (branch_prob): Do not clear edge_gcov_count.
23470 * profile.h (edge_gcov_counts): Turn to pointer.
23471 (edge_gcov_count): Update.
23473 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
23475 * gimple.h (gimple_check_failed): Mark cold.
23477 2017-06-09 Richard Biener <rguenther@suse.de>
23479 PR tree-optimization/66623
23480 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
23481 refactor check_reduction into two parts, properly computing
23482 whether we have to check reduction validity for outer loop
23485 2017-06-09 Richard Biener <rguenther@suse.de>
23487 PR tree-optimization/79483
23488 * graphite-scop-detection.c (order): New global.
23489 (get_order): Compute bb to order mapping that satisfies code
23490 generation constraints.
23491 (cmp_pbbs): New helper.
23492 (build_scops): Start domwalk at entry block, sort generated
23495 2017-06-09 Richard Biener <rguenther@suse.de>
23497 PR middle-end/81007
23498 * ipa-polymorphic-call.c
23499 (ipa_polymorphic_call_context::restrict_to_inner_class):
23500 Skip FIELD_DECLs with error_mark_node type.
23501 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
23504 2017-06-09 Martin Liska <mliska@suse.cz>
23506 * predict.c (struct branch_predictor): New struct.
23507 (test_prediction_value_range): New test.
23508 (predict_c_tests): New function.
23509 * selftest-run-tests.c (selftest::run_tests): Run the function.
23510 * selftest.h: Declare new tests.
23512 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
23515 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
23516 gen_add3_insn did not fail.
23517 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
23518 r0, construct that number in a temporary reg and add that reg to r0.
23519 If asked to put the result in r0 as well, fail.
23521 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
23523 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
23524 for early expansion of vec_eqv.
23526 2017-06-08 Jakub Jelinek <jakub@redhat.com>
23528 PR middle-end/81005
23529 * ubsan.c (instrument_null): Avoid pointless code temporary.
23530 (pass_ubsan::execute): Instrument aggregate arguments of calls.
23532 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
23536 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
23539 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
23542 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23544 * predict.c (unlikely_executed_edge_p): Move ahead.
23545 (probably_never_executed_edge_p): Use it.
23547 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
23549 PR middle-end/79988
23550 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
23551 gimple_call_builtin_p call.
23553 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23555 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
23556 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
23557 rtl_check_failed_type2, rtl_check_failed_code1,
23558 rtl_check_failed_code2, rtl_check_failed_code_mode,
23559 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
23560 rtvec_check_failed_bounds, rtl_check_failed_flag,
23561 _fatal_insn_not_found, _fatal_insn): Likewise.
23562 * tree.h (tree_contains_struct_check_failed,
23563 tree_check_failed, tree_not_check_failed,
23564 tree_class_check_failed, tree_range_check_failed,
23565 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
23566 tree_vec_elt_check_failed, phi_node_elt_check_failed,
23567 tree_operand_check_failed, omp_clause_check_failed,
23568 omp_clause_operand_check_failed, omp_clause_range_check_failed):
23571 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23573 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
23574 flag_branch_probabilities.
23575 * ipa-inline.c (edge_badness): Likewise.
23576 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
23577 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
23578 * predict.c (maybe_hot_frequency_p): Likewise.
23579 (probably_never_executed): Likewise.
23580 * sched-ebb.c (schedule_ebbs): Likewise.
23581 * sched-rgn.c (find_single_block_region): Likewise.
23582 * tracer.c (tail_duplicate): Likewise.
23584 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23586 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
23587 longer requires x_flag_profile_use.
23589 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23591 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
23592 instead of flag_reorder_blocks_and_partition.
23593 * dbxout.c (dbxout_function_end): Likewise.
23594 * dwarf2out.c (gen_subprogram_die): Likewise.
23595 * haifa-sched.c (sched_create_recovery_edges): Likewise.
23596 * hw-doloop.c (reorg_loops): Likewise.
23597 * varasm.c (assemble_start_function,
23598 assemble_end_function): Likewise.
23599 (decide_function_section): Do not check for
23600 flag_reorder_blocks_and_partition.
23602 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
23604 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
23606 (chkp_get_hard_register_fake_addr_expr): Ditto.
23607 (chkp_build_addr_expr): Add check for hard reg case.
23608 (chkp_parse_array_and_component_ref): Ditto.
23609 (chkp_find_bounds_1): Ditto.
23610 (chkp_process_stmt): Don't generate bounds store for
23613 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23615 * predict.c (maybe_hot_bb_p): Do not check profile status.
23616 (maybe_hot_edge_p): Likewise.
23617 (probably_never_executed): Check for zero counts even if profile
23619 (unlikely_executed_edge_p): New function.
23620 (unlikely_executed_stmt_p): New function.
23621 (unlikely_executed_bb_p): New function.
23622 (set_even_probabilities): Use unlikely predicates.
23623 (combine_predictions_for_bb): Likewise.
23624 (predict_paths_for_bb): Likewise.
23625 (predict_paths_leading_to_edge): Likewise.
23626 (determine_unlikely_bbs): New function.
23627 (estimate_bb_frequencies): Use it.
23628 (compute_function_frequency): Use zero counts even if profile is
23630 * profile-count.h: Fix typo.
23632 2017-08-08 Julia Koval <julia.koval@intel.com>
23634 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
23635 _mm512_mask_cvtsepi16_storeu_epi8,
23636 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
23637 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
23638 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
23639 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
23640 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
23641 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
23642 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
23643 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
23644 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
23645 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
23646 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
23647 __builtin_ia32_pmovuswb256mem_mask,
23648 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
23649 __builtin_ia32_pmovwb512mem_mask): New builtins.
23651 2017-08-08 Julia Koval <julia.koval@intel.com>
23653 PR target/73350,80862
23654 * config/i386/subst.md (round): Fix round pattern.
23655 * config/i386/i386.c (ix86_erase_embedded_rounding):
23656 Fix erasing rounding for the fixed pattern.
23658 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
23660 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
23662 2017-06-08 Martin Liska <mliska@suse.cz>
23664 PR gcov-profile/80911
23665 * gcov.c (block_info::block_info): New constructor.
23667 2017-06-07 Carl Love <cel@us.ibm.com>
23669 * config/rs6000/rs6000-c: The return type of the following
23670 built-in functions was implemented as int not long long. Fix sign
23671 of return value for the unsigned version of vec_mulo and vec_mule.
23672 vector unsigned long long vec_bperm (vector unsigned long long,
23673 vector unsigned char)
23674 vector signed long long vec_mule (vector signed int,
23676 vector unsigned long long vec_mule (vector unsigned int,
23677 vector unsigned int)
23678 vector signed long long vec_mulo (vector signed int,
23680 vector unsigned long long vec_mulo (vector unsigned int,
23681 vector unsigned int)
23682 * doc/extend.texi: Fix the documentation for the built-in
23685 2017-06-07 Carl Love <cel@us.ibm.com>
23688 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
23691 2017-06-07 Carl Love <cel@us.ibm.com>
23693 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
23694 support, Generate doublehv for signed int/float for BE case only.
23696 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
23698 * doc/invoke.texi (mcx16): Rewrite.
23700 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23702 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
23703 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
23704 *mov<mode>_softfloat, and an anonymous splitter): Use
23705 nonimmediate_operand instead of rs6000_nonimmediate_operand.
23707 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23709 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
23711 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
23712 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
23713 (rs6000_debug_reg_global): Adjust.
23714 (rs6000_init_hard_regno_mode_ok): Adjust.
23715 (rs6000_dbx_register_number): Adjust.
23716 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
23717 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
23718 Remove SPE_ACC and SPEFSCR.
23719 (REG_ALLOC_ORDER): Ditto.
23720 (FRAME_POINTER_REGNUM): Change to 111.
23721 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
23722 (REG_CLASS_NAMES): Ditto.
23723 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
23724 (REGISTER_NAMES): Ditto.
23725 (ADDITIONAL_REG_NAMES): Ditto.
23726 (rs6000_reg_names): Ditto.
23727 * config/rs6000/rs6000.md: Renumber some register number
23730 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23732 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
23734 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
23735 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
23737 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
23738 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
23739 Delete the SPE high registers.
23740 (REG_ALLOC_ORDER): Ditto.
23741 (enum reg_class): Remove SPE_HIGH_REGS.
23742 (REG_CLASS_NAMES): Ditto.
23743 (REG_CLASS_CONTENTS): Delete the SPE high registers.
23744 (REGISTER_NAMES): Ditto.
23745 (rs6000_reg_names): Ditto.
23746 * doc/tm.texi.in: Remove SPE as example.
23747 * doc/tm.texi: Regenerate.
23749 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23751 * config/rs6000/8540.md (ppc8540_brinc): Delete.
23752 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
23753 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
23754 * config/rs6000/rs6000.md (type): Remove "brinc".
23756 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23758 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
23759 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
23760 * config/rs6000/linuxspe.h: Delete file.
23761 * config/rs6000/rs6000.md: Don't include spe.md.
23762 * config/rs6000/spe.h: Delete file.
23763 * config/rs6000/spe.md: Delete file.
23764 * config/rs6000/t-rs6000: Remove spe.md.
23766 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23768 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
23769 (reg_or_none500mem_operand): Delete.
23770 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
23771 instead of reg_or_none500mem_operand.
23773 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23775 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
23776 handling of SPE flags.
23777 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
23779 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23781 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
23783 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
23784 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
23785 paired_divv2sf3): Similar.
23786 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
23787 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
23788 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
23790 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
23791 Rename the paired_* instruction patterns.
23792 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
23794 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
23795 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
23796 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
23797 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
23798 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
23799 PAIRED_VECTOR_MODE.
23800 (struct machine_function): Delete field spe_insn_chain_scanned_p.
23801 (spe_func_has_64bit_regs_p): Delete.
23802 (spe_expand_predicate_builtin): Delete.
23803 (spe_expand_evsel_builtin): Delete.
23804 (TARGET_DWARF_REGISTER_SPAN): Do not define.
23805 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
23806 (invalid_e500_subreg): Delete.
23807 (rs6000_legitimize_address): Always force_reg op2 as well, for
23808 paired single memory accesses.
23809 (rs6000_member_type_forces_blk): Delete.
23810 (rs6000_spe_function_arg): Delete.
23811 (rs6000_expand_unop_builtin): Delete SPE handling.
23812 (rs6000_expand_binop_builtin): Ditto.
23813 (spe_expand_stv_builtin): Delete.
23814 (bdesc_2arg_spe): Delete.
23815 (spe_expand_builtin): Delete.
23816 (spe_expand_predicate_builtin): Delete.
23817 (spe_expand_evsel_builtin): Delete.
23818 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
23819 (spe_init_builtins): Delete.
23820 (spe_func_has_64bit_regs_p): Delete.
23821 (savres_routine_name): Delete "info" parameter. Adjust callers.
23822 (rs6000_emit_stack_reset): Ditto.
23823 (rs6000_dwarf_register_span): Delete.
23824 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
23825 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
23826 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
23828 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
23830 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
23831 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
23832 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
23833 mulv2sf3, divv2sf3): Delete expanders.
23835 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23837 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
23839 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23841 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
23842 * config/rs6000/rs6000.c: Ditto.
23844 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23846 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
23847 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
23848 comparison_operator.
23850 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23852 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
23853 * config/rs6000/rs6000.opt: Ditto.
23854 * config/rs6000/t-rtems: Ditto.
23856 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23858 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
23859 TARGET_E500_SINGLE by 0, simplify.
23860 * config/rs6000/rs6000.c: Ditto.
23861 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
23862 (spe_build_register_parallel): Delete.
23863 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
23864 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
23865 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
23866 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
23867 (E500_CONVERT): Delete.
23868 * config/rs6000/spe.md: Remove many patterns and all define_constants.
23870 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
23872 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
23873 * config/rs6000/dfp.md: Ditto.
23874 (negdd2, *negdd2_fpr): Merge.
23875 (absdd2, *absdd2_fpr): Merge.
23876 (negtd2, *negtd2_fpr): Merge.
23877 (abstd2, *abstd2_fpr): Merge.
23878 * config/rs6000/e500.h: Delete file.
23879 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
23880 TARGET_FPRS by 1 and simplify.
23881 * config/rs6000/rs6000-c.c: Ditto.
23882 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
23883 TARGET_DF_SPE by 0.
23884 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
23886 * config/rs6000/rs6000.md: Ditto.
23887 (floatdidf2, *floatdidf2_fpr): Merge.
23888 (move_from_CR_gt_bit): Delete.
23889 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
23890 (E500_CR_IOR_COMPARE): Delete.
23891 (All patterns that require !TARGET_FPRS): Delete.
23892 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
23894 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23896 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
23898 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23900 * graphds.c (add_edge): Intitialize edge's attached data.
23901 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
23902 pointer parameter. Call pointed function on each edge during
23903 graph traversing. Skip traversing the edge when the function
23905 (graphds_dfs, graphds_scc): Ditto.
23906 (for_each_edge): New parameter. Pass the new parameter to callback
23908 * graphds.h (skip_edge_callback): New function pointer type.
23909 (graphds_dfs, graphds_scc): New function pointer parameter.
23910 (graphds_edge_callback, for_each_edge): New parameter.
23912 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23914 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
23915 out code checking if runtime alias check is possible to below ...
23916 Call the new function.
23917 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
23918 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
23920 2017-06-07 Marek Polacek <polacek@redhat.com>
23923 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
23924 TYPE_OVERFLOW_WRAPS check.
23926 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23928 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
23929 if versioning is required.
23930 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
23931 peeling with the check for versioning.
23933 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23935 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
23936 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
23937 Set true to new parameter if new ssa variable is defined.
23938 (vect_gen_vector_loop_niters): Refactor. Set range information
23939 for the new vector loop bound variable.
23940 (vect_do_peeling): Ditto.
23942 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23944 * tree-affine.c (ssa.h): Include header file.
23945 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
23946 has wrapping overflow behavior.
23948 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23950 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
23952 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23954 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
23955 (tree_to_aff_combination): ... here.
23957 2017-06-07 Bin Cheng <bin.cheng@arm.com>
23959 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
23960 reg_pressure model function.
23961 (ivopts_global_cost_for_size): Delete.
23962 (determine_set_costs, iv_ca_recount_cost): Call new model function
23963 ivopts_estimate_reg_pressure.
23965 2017-06-07 Tamar Christina <tamar.christina@arm.com>
23967 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
23968 expensive than udiv. Remove floating point cases from mod.
23970 2017-06-07 Tamar Christina <tamar.christina@arm.com>
23972 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
23973 Increase idiv cost.
23975 2017-06-07 Tamar Christina <tamar.christina@arm.com>
23977 * config/aarch64/aarch64.md
23978 (copysignsf3): Fix mask generation.
23980 2017-06-07 Jakub Jelinek <jakub@redhat.com>
23982 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
23984 (class dump_manager): Add register_dumps method.
23985 * dumpfile.c: Include langhooks.h.
23986 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
23987 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
23988 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
23989 (dump_manager::dump_register): Start with 512 entries instead of 32.
23990 (dump_manager::register_dumps): New method.
23991 * toplev.c (general_init): Instead of invoking register_dumps
23992 langhook, invoke register_dumps method on the dump manager.
23993 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
23996 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
23998 * doc/md.texi: Clarify the restrictions on a define_insn condition.
23999 Say that # requires an associated define_split to exist, and that
24000 the define_split must be suitable for use after register allocation.
24002 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24004 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
24005 (compute_outgoing_frequencies): Also initialize zero counts.
24006 (find_many_sub_basic_blocks): Do not produce uninitialized profile
24007 around loops; preserve more of profile when nothing changes.
24009 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
24011 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
24013 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
24014 * config/arm/arm-cpu-cdata.h: Regenerate.
24015 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
24016 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
24017 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
24018 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
24019 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
24021 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
24023 * config/arm/t-rmprofile: Likewise.
24024 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
24026 2017-06-06 David S. Miller <davem@davemloft.net>
24029 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
24030 blockage if function uses alloca.
24032 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
24034 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
24035 New "uid" fields to hold pretty-print IDs of group and ref.
24036 Memory references are now identified as <group_id>:<ref_id>
24037 instead of using [random] addresses.
24038 (dump_mem_details): Simplify, no functional change.
24039 (dump_mem_ref): Simplify and make output more concise.
24040 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
24041 (find_or_create_group): Initialize group uid.
24042 (record_ref): Initialize ref uid. Improve debug output.
24043 (prune_group_by_reuse, should_issue_prefetch_p,)
24044 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
24045 (mark_nontemporal_store, determine_loop_nest_reuse):
24046 Improve debug output.
24048 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
24050 * dbgcnt.def (prefetch): New debug counter.
24051 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
24052 (schedule_prefetches): Stop issueing prefetches if debug counter
24055 2017-06-06 Tom de Vries <tom@codesourcery.com>
24057 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
24058 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
24060 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24062 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
24063 Use aarch64_reg_or_zero predicate for operand 4.
24064 (aarch64_compare_and_swap<mode> define_insn_and_split):
24065 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
24066 (aarch64_store_exclusive<mode>): Likewise for operand 2.
24068 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
24070 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
24071 (arm_compute_save_core_reg_mask): This.
24072 (thumb1_compute_save_reg_mask): Rename into ...
24073 (thumb1_compute_save_core_reg_mask): This.
24074 (arm_compute_save_reg0_reg12_mask): Adapt comment.
24075 (arm_compute_frame_layout): Likewise.
24077 2017-06-06 Richard Biener <rguenther@suse.de>
24079 PR tree-optimization/80974
24080 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
24081 keep or clear leaders SSA info.
24083 2017-06-06 Tom de Vries <tom@codesourcery.com>
24085 * config/nvptx/nvptx.c (split_mode_p): New function.
24086 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
24088 2017-06-06 Tom de Vries <tom@codesourcery.com>
24090 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
24092 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24095 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
24098 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24100 * shrink-wrap.c (handle_simple_exit): Update profile.
24101 (try_shrink_wrapping): Upate profile.
24103 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24105 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
24106 (tree_guess_outgoing_edge_probabilities): New.
24107 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
24108 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
24110 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24112 * ipa-split.c (split_function): Initialize return bb profile.
24114 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
24116 * profile.c (compute_branch_probabilities): Also initialize
24117 EXIT_BLOCK profile.
24119 2017-06-06 Richard Biener <rguenther@suse.de>
24121 PR tree-optimization/80928
24122 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
24123 (vect_analyze_loop_operations): Properly guard analysis for
24125 (vect_transform_loop): Likewise.
24126 (vect_analyze_loop_2): Also reset SLP type on PHIs.
24127 (vect_model_induction_cost): Do not cost for pure SLP.
24128 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
24129 of induction in inner loop vectorization.
24130 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
24131 (vect_get_and_check_slp_defs): Handle vect_induction_def.
24132 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
24134 (vect_analyze_slp_cost_1): Cost induction.
24135 (vect_detect_hybrid_slp_stmts): Handle PHIs.
24136 (vect_get_slp_vect_defs): Likewise.
24137 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
24138 (vect_transform_stmt): Handle SLP reductions.
24139 * tree-vectorizer.h (vectorizable_induction): Adjust.
24141 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
24143 * config/rs6000/rs6000.c (make_resolver_func): Update
24144 init_lowered_empty_function call.
24146 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
24148 * doc/invoke.texi: Document the -fprofile-abs-path option.
24149 * common.opt (fprofile-abs-path): New option.
24150 * gcov-io.h (gcov_write_filename): Declare.
24151 * gcov-io.c (gcov_write_filename): New function.
24152 * coverage.c (coverage_begin_function): Use gcov_write_filename.
24153 * profile.c (output_location): Likewise.
24155 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
24157 * shring-wrap.c: Revert accidental commit.
24159 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
24161 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
24163 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
24165 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
24167 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
24168 profile in callgraph edge.
24169 * profile-count.h (apply_probability): If THIS is 0, then result is 0
24170 (apply_scale): Likewise.
24171 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
24172 Also scale profile when inlining function with zero profile.
24173 (initialize_cfun): Update exit block profile even when it is zero.
24174 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
24175 when profile is read.
24177 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
24179 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
24180 (CLONE_*): New constants to define the processors we can generate
24181 code for with the target_clone attribute.
24182 (rs6000_clone_map): New array to identify which clone processors
24183 the current program is running on.
24184 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
24185 target_clone attribute.
24186 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
24187 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
24188 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
24189 (cpu_expand_builtin): Add support for target_clone attribute.
24190 (rs6000_valid_attribute_p): Allow "default" attribute.
24191 (get_decl_name): New debug function to simplify printing the
24192 current function name in debugging statements.
24193 (rs6000_clone_priority): New functions to support the target_clone
24194 attribute, and be able to generate code to switch between ISA 2.05
24195 through ISA 3.0 (power6 through power9).
24196 (rs6000_compare_version_priority): Likewise.
24197 (rs6000_get_function_versions_dispatcher): Likewise.
24198 (make_resolver_func): Likewise.
24199 (add_condition_to_bb): Likewise.
24200 (dispatch_function_versions): Likewise.
24201 (rs6000_generate_version_dispatcher_body): Likewise.
24202 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
24203 (fusion_gpr_load_p): Fix a spacing issue.
24204 * doc/extend.texi (Common Function Attributes): Document that the
24205 PowerPC supports the target_clone attribute.
24207 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
24209 * config/arm/arm.h: explain F symbol found in description of ARM
24210 register allocation in its legend.
24212 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
24214 * config/mips/frame-header-opt.c: Include profile-count.h.
24215 * config/riscv/riscv.c: Include profile-count.h
24217 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
24219 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
24221 (sm_set_flag_if_changed): Add bbs field.
24222 (execute_sm_if_changed_flag_set): Pass BBS.
24223 (execute_sm): Update.
24225 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24227 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
24230 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24232 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
24233 (peephole2): New peephole2 to emit the above.
24234 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
24236 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24238 * config/aarch64/aarch64.c (define_peephole2 above
24239 *sub_<shift>_<mode>): New peephole.
24241 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
24243 * config/i386/i386.c (make_resolver_func): Update.
24244 * Makefile.in: Add profile-count.h and profile-count.o
24245 * auto-profile.c (afdo_indirect_call): Update to new API.
24246 (afdo_set_bb_count): Update.
24247 (afdo_propagate_edge): Update.
24248 (afdo_propagate_circuit): Update.
24249 (afdo_calculate_branch_prob): Update.
24250 (afdo_annotate_cfg): Update.
24251 * basic-block.h: Include profile-count.h
24252 (struct edge_def): Turn count to profile_count.
24253 (struct basic_block_def): Likewie.
24254 (REG_BR_PROB_BASE): Move to profile-count.h
24255 (RDIV): Move to profile-count.h
24256 * bb-reorder.c (max_entry_count): Turn to profile_count.
24257 (find_traces): Update.
24258 (rotate_loop):Update.
24259 (connect_traces):Update.
24260 (sanitize_hot_paths):Update.
24261 * bt-load.c (migrate_btr_defs): Update.
24262 * cfg.c (RDIV): Remove.
24263 (init_flow): Use alloc_block.
24264 (alloc_block): Uninitialize count.
24265 (unchecked_make_edge): Uninitialize count.
24266 (check_bb_profile): Update.
24267 (dump_edge_info): Update.
24268 (dump_bb_info): Update.
24269 (update_bb_profile_for_threading): Update.
24270 (scale_bbs_frequencies_int): Update.
24271 (scale_bbs_frequencies_gcov_type): Update.
24272 (scale_bbs_frequencies_profile_count): New.
24273 * cfg.h (update_bb_profile_for_threading): Update.
24274 (scale_bbs_frequencies_profile_count): Declare.
24275 * cfgbuild.c (compute_outgoing_frequencies): Update.
24276 (find_many_sub_basic_blocks): Update.
24277 * cfgcleanup.c (try_forward_edges): Update.
24278 (try_crossjump_to_edge): Update.
24279 * cfgexpand.c (expand_gimple_tailcall): Update.
24280 (construct_exit_block): Update.
24281 * cfghooks.c (verify_flow_info): Update.
24282 (dump_bb_for_graph): Update.
24283 (split_edge): Update.
24284 (make_forwarder_block): Update.
24285 (duplicate_block): Update.
24286 (account_profile_record): Update.
24287 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
24288 (get_estimated_loop_iterations): Update.
24289 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
24290 (single_likely_exit): Update.
24291 * cfgloopmanip.c (scale_loop_profile): Update.
24293 (set_zero_probability): Update.
24294 (lv_adjust_loop_entry_edge): Update.
24295 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
24296 (purge_dead_edges): Update.
24297 (rtl_account_profile_record): Update.
24298 * cgraph.c (cgraph_node::create): Uninitialize count.
24299 (symbol_table::create_edge): Uninitialize count.
24300 (cgraph_update_edges_for_call_stmt_node): Update.
24301 (cgraph_edge::dump_edge_flags): Update.
24302 (cgraph_node::dump): Update.
24303 (cgraph_edge::maybe_hot_p): Update.
24304 * cgraph.h: Include profile-count.h
24305 (create_clone), create_edge, create_indirect_edge): Update.
24306 (cgraph_node): Turn count to profile_count.
24307 (cgraph_edge0: Likewise.
24308 (make_speculative, clone): Update.
24309 (create_edge): Update.
24310 (init_lowered_empty_function): Update.
24311 * cgraphclones.c (cgraph_edge::clone): Update.
24312 (duplicate_thunk_for_node): Update.
24313 (cgraph_node::create_clone): Update.
24314 * cgraphunit.c (cgraph_node::analyze): Update.
24315 (cgraph_node::expand_thunk): Update.
24316 * final.c (dump_basic_block_info): Update.
24317 * gimple-streamer-in.c (input_bb): Update.
24318 * gimple-streamer-out.c (output_bb): Update.
24319 * graphite.c (print_global_statistics): Update.
24320 (print_graphite_scop_statistics): Update.
24321 * hsa-brig.c: Include basic-block.h.
24322 * hsa-dump.c: Include basic-block.h.
24323 * hsa-gen.c (T sum_slice): Update.
24324 (convert_switch_statements):Update.
24325 * hsa-regalloc.c: Include basic-block.h.
24326 * ipa-chkp.c (chkp_produce_thunks): Update.
24327 * ipa-cp.c (struct caller_statistics): Update.
24328 (init_caller_stats): Update.
24329 (gather_caller_stats): Update.
24330 (ipcp_cloning_candidate_p): Update.
24331 (good_cloning_opportunity_p): Update.
24332 (get_info_about_necessary_edges): Update.
24333 (dump_profile_updates): Update.
24334 (update_profiling_info): Update.
24335 (update_specialized_profile): Update.
24336 (perhaps_add_new_callers): Update.
24337 (decide_about_value): Update.
24338 (ipa_cp_c_finalize): Update.
24339 * ipa-devirt.c (struct odr_type_warn_count): Update.
24340 (struct decl_warn_count): Update.
24341 (struct final_warning_record): Update.
24342 (possible_polymorphic_call_targets): Update.
24343 (ipa_devirt): Update.
24344 * ipa-fnsummary.c (redirect_to_unreachable): Update.
24345 * ipa-icf.c (sem_function::merge): Update.
24346 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
24347 * ipa-inline.c (compute_uninlined_call_time): Update.
24348 (compute_inlined_call_time): Update.
24349 (want_inline_small_function_p): Update.
24350 (want_inline_self_recursive_call_p): Update.
24351 (edge_badness): Update.
24352 (lookup_recursive_calls): Update.
24353 (recursive_inlining): Update.
24354 (inline_small_functions): Update.
24355 (dump_overall_stats): Update.
24356 (dump_inline_stats): Update.
24357 * ipa-profile.c (ipa_profile_generate_summary): Update.
24358 (ipa_propagate_frequency): Update.
24359 (ipa_profile): Update.
24360 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
24361 * ipa-utils.c (ipa_merge_profiles): Update.
24362 * loop-doloop.c (doloop_modify): Update.
24363 * loop-unroll.c (report_unroll): Update.
24364 (unroll_loop_runtime_iterations): Update.
24365 * lto-cgraph.c (lto_output_edge): Update.
24366 (lto_output_node): Update.
24367 (input_node): Update.
24368 (input_edge): Update.
24369 (merge_profile_summaries): Update.
24370 * lto-streamer-in.c (input_cfg): Update.
24371 * lto-streamer-out.c (output_cfg): Update.
24372 * mcf.c (create_fixup_graph): Update.
24373 (adjust_cfg_counts): Update.
24374 (sum_edge_counts): Update.
24375 * modulo-sched.c (sms_schedule): Update.
24376 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
24377 * predict.c (maybe_hot_count_p): Update.
24378 (probably_never_executed): Update.
24379 (dump_prediction): Update.
24380 (combine_predictions_for_bb): Update.
24381 (propagate_freq): Update.
24382 (handle_missing_profiles): Update.
24383 (counts_to_freqs): Update.
24384 (rebuild_frequencies): Update.
24385 (force_edge_cold): Update.
24386 * predict.h: Include profile-count.h
24387 (maybe_hot_count_p, counts_to_freqs): UPdate.
24388 * print-rtl-function.c: Do not include cfg.h
24389 * print-rtl.c: Include basic-block.h
24390 * profile-count.c: New file.
24391 * profile-count.h: New file.
24392 * profile.c (is_edge_inconsistent): Update.
24393 (correct_negative_edge_counts): Update.
24394 (is_inconsistent): Update.
24395 (set_bb_counts): Update.
24396 (read_profile_edge_counts): Update.
24397 (compute_frequency_overlap): Update.
24398 (compute_branch_probabilities): Update; Initialize and deinitialize
24400 (branch_prob): Update.
24401 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
24402 (edge_gcov_count): New.
24403 (bb_gcov_count): New.
24404 * shrink-wrap.c (try_shrink_wrapping): Update.
24405 * tracer.c (better_p): Update.
24406 * trans-mem.c (expand_transaction): Update.
24407 (ipa_tm_insert_irr_call): Update.
24408 (ipa_tm_insert_gettmclone_call): Update.
24409 * tree-call-cdce.c: Update.
24410 * tree-cfg.c (gimple_duplicate_sese_region): Update.
24411 (gimple_duplicate_sese_tail): Update.
24412 (gimple_account_profile_record): Update.
24413 (execute_fixup_cfg): Update.
24414 * tree-inline.c (copy_bb): Update.
24415 (copy_edges_for_bb): Update.
24416 (initialize_cfun): Update.
24417 (freqs_to_counts): Update.
24418 (copy_cfg_body): Update.
24419 (expand_call_inline): Update.
24420 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
24421 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
24422 (try_unroll_loop_completely): Update.
24423 (try_peel_loop): Update.
24424 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
24425 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
24426 * tree-ssa-loop-split.c (connect_loops): Update.
24427 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
24428 * tree-ssa-reassoc.c (branch_fixup): Update.
24429 * tree-ssa-tail-merge.c (replace_block_by): Update.
24430 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
24431 (compute_path_counts): Update.
24432 (update_profile): Update.
24433 (recompute_probabilities): Update.
24434 (update_joiner_offpath_counts): Update.
24435 (estimated_freqs_path): Update.
24436 (freqs_to_counts_path): Update.
24437 (clear_counts_path): Update.
24438 (ssa_fix_duplicate_block_edges): Update.
24439 (duplicate_thread_path): Update.
24440 * tree-switch-conversion.c (case_bit_test_cmp): Update.
24441 (struct switch_conv_info): Update.
24442 * tree-tailcall.c (decrease_profile): Update.
24443 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
24444 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
24445 * value-prof.c (check_counter): Update.
24446 (gimple_divmod_fixed_value): Update.
24447 (gimple_mod_pow2): Update.
24448 (gimple_mod_subtract): Update.
24449 (gimple_ic_transform): Update.
24450 (gimple_stringop_fixed_value): Update.
24451 * value-prof.h (gimple_ic): Update.
24453 2017-06-02 Carl Love <cel@us.ibm.com>
24455 * config/rs6000/rs6000-c: Add support for built-in functions
24456 vector double vec_doublee (vector signed int);
24457 vector double vec_doublee (vector unsigned int);
24458 vector double vec_doublee (vector float);
24459 vector double vec_doubleh (vector signed int);
24460 vector double vec_doubleh (vector unsigned int);
24461 vector double vec_doubleh (vector float);
24462 vector double vec_doublel (vector signed int);
24463 vector double vec_doublel (vector unsigned int);
24464 vector double vec_doublel (vector float);
24465 vector double vec_doubleo (vector signed int);
24466 vector double vec_doubleo (vector unsigned int);
24467 vector double vec_doubleo (vector float);.
24468 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
24469 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
24471 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
24472 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
24473 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
24475 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
24476 vec_doublel, vec_doubleh.
24477 * doc/extend.texi: Update the built-in documentation file for the
24478 new built-in functions.
24480 2017-06-02 David Malcolm <dmalcolm@redhat.com>
24483 * ipa-inline-analysis.c (free_growth_caches): Set
24484 edge_removal_hook_holder to NULL after removing it.
24486 2017-06-02 Sudakshina Das <sudi.das@arm.com>
24488 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
24489 comparision with zero.
24491 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
24492 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
24493 for early expansion of vec_min and vec_max builtins.
24494 (builtin_function_type): Add min/max unsigned variants to those
24495 identified as having unsigned arguments.
24497 2017-06-02 Olivier Hainque <hainque@adacore.com>
24499 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
24501 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24503 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
24504 Use VALL_F16 iterator rather than VALL.
24506 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24508 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
24509 Emit CBNZ inside loop when doing a strong exchange and comparing
24510 against zero. Generate the CC flags after the loop.
24512 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
24514 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
24515 (dl_section_ref): New.
24516 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
24517 On AIX, append an expression to subtract the size of the
24518 section length to dl_section_ref.
24520 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
24522 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
24523 for early expansion of vector absolute builtins.
24525 2017-06-02 Richard Biener <rguenther@suse.de>
24527 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
24528 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
24530 2017-06-02 Richard Biener <rguenther@suse.de>
24532 PR tree-optimization/80948
24533 * tree-tailcall.c (find_tail_calls): Track stmts to move in
24534 stmt order as well.
24536 2017-06-02 Richard Biener <rguenther@suse.de>
24538 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
24540 * tree-vect-stmts.c (process_use): Do not mark backedge defs
24541 for inductions as relevant.
24543 2017-06-02 Richard Biener <rguenther@suse.de>
24545 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
24546 (vectorizable_induction): ... this. Remove dead code.
24548 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
24550 * builtins. (expand_builtin_alloca): Remove second parameter and
24551 infer its value from the first parameter instead.
24552 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
24554 2017-06-02 Jakub Jelinek <jakub@redhat.com>
24556 PR rtl-optimization/80903
24557 * loop-doloop.c (add_test): Unshare sequence.
24559 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24561 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
24563 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
24565 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
24567 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
24568 xlogue_layout::get_instance, logue_layout::xlogue_layout,
24569 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
24570 (xlogue_layout::get_stub_rtx): Make static.
24571 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
24572 (xlogue_layout::compute_stub_managed_regs): Rename to...
24573 (xlogue_layout::count_stub_managed_regs): ...this.
24574 (xlogue_layout::is_stub_managed_reg): New function.
24575 (xlogue_layout::m_stub_names): Rename to...
24576 (xlogue_layout::s_stub_names): ...this, make static.
24577 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
24578 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
24579 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
24580 xlogue_layout::s_stub_names): Instantiate statics.
24581 (stub_managed_regs): Remove.
24582 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
24583 (disable_call_ms2sysv_xlogues): Rename to...
24584 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
24585 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
24587 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
24588 change after reload_completed.
24589 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
24591 (ix86_expand_prologue): Likewise.
24592 (ix86_expand_epilogue): Likewise.
24593 (ix86_expand_split_stack_prologue): Likewise.
24594 (ix86_compute_frame_layout): Remove frame parameter ...
24595 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
24596 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
24598 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
24599 (ix86_frame): Move from here ...
24600 * config/i386/i386.h (ix86_frame): ... to here.
24601 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
24602 complete ix86_frame data structure instead. Remove some_ld_name.
24604 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
24606 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
24607 symbols that hold a DECL_VALUE_EXPR.
24609 2017-06-01 Martin Jambor <mjambor@suse.cz>
24611 PR tree-optimization/80898
24612 * tree-sra.c (process_subtree_disqualification): Removed.
24613 (disqualify_candidate): Do not acll
24614 process_subtree_disqualification.
24615 (subtree_mark_written_and_enqueue): New function.
24616 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
24617 RHS has been disqualified and re-queue LHS if necessary. Apart
24618 from that, ignore disqualified RHS.
24620 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24622 * config/s390/s390.c (s390_emit_epilogue): Disable early return
24623 address fetch for z10 or later.
24625 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24627 * config/arc/arc.md (tst_movb): Add guard when splitting.
24629 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24631 * config/arc/arc.c (arc_can_eliminate): Test against
24632 arc_frame_pointer_needed.
24634 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24636 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
24637 to prevent store reordering.
24638 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
24639 (type): Add block type.
24640 (stack_tie): Define special instruction to be used in
24643 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24645 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
24646 constraint. It is not valid for the pattern.
24647 (noncommutative_binary_comparison): Likewise.
24649 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24651 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
24654 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24656 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
24657 be used by the reg-alloc.
24659 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24661 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
24662 reg-alloc when having mul64 or mul32x16 instructions.
24663 (mulsidi3): Likewise.
24664 (umulsidi3): Likewise.
24665 (mulsi32x16): New pattern.
24666 (mulsi64): Likewise.
24667 (mulsidi64): Likewise.
24668 (umulsidi64): Likewise.
24669 (MUL32x16_REG): Define.
24670 (mul64_600): Use MUL32x16_REG.
24671 (mac64_600): Likewise.
24672 (umul64_600): Likewise.
24673 (umac64_600): Likewise.
24675 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
24677 * config/arc/arc.md (mulsi3_700): Make it commutative.
24679 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
24681 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
24683 (*sign_extendsidi2_insn): Likewise for movstosw.
24685 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
24687 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
24688 the type of the input discriminant value. Convert the
24689 discriminant value of signedness vary.
24691 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
24693 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
24694 Add to -Wall section.
24696 2017-06-01 Richard Biener <rguenther@suse.de>
24698 PR middle-end/66313
24699 * fold-const.c (fold_plusminus_mult_expr): If the factored
24700 factor may be zero use a wrapping type for the inner operation.
24701 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
24702 and handle moved defs.
24703 (process_assignment): Properly guard the unary op case. Return a
24704 tri-state indicating that moving the stmt before the call may allow
24705 to continue. Pass through to_move.
24706 (find_tail_calls): Handle moving unrelated defs before
24709 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
24712 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
24713 splitter result in the canonical way.
24715 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
24717 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
24718 also for 32bit target. Update insn attributes.
24719 (zero-extendsidi2 splitter): Allow all registers for operand 1.
24721 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
24723 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
24724 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
24725 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
24726 (_mm_maskz_min_ss): New intrinsics.
24728 2017-05-31 Martin Liska <mliska@suse.cz>
24730 * tree-vect-loop.c (vect_create_epilog_for_reduction):
24731 Change comment style to one we normally use.
24732 (vectorizable_reduction): Likewise.
24733 (vectorizable_induction): Likewise.
24734 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
24735 (vectorizable_call): Likewise.
24736 (vectorizable_simd_clone_call): Likewise.
24737 (vectorizable_conversion): Likewise.
24738 (vectorizable_assignment): Likewise.
24739 (vectorizable_shift): Likewise.
24740 (vectorizable_operation): Likewise.
24741 (vectorizable_store): Likewise.
24742 (vectorizable_load): Likewise.
24743 * tree-vectorizer.h: Likewise.
24745 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
24747 * passes.c (emergency_dump_function): New.
24748 * tree-pass.h (emergency_dump_function): Declare.
24749 * plugin.c (plugins_internal_error_function): Remove.
24750 * plugin.h (plugins_internal_error_function): Remove declaration.
24751 * toplev.c (internal_error_function): New static function. Use it...
24752 (general_init): ...here.
24754 2017-05-31 Graham Markall <graham.markall@embecosm.com>
24756 * config/arc/arc.c (arc_print_operand): Handle constant operands.
24757 (arc_rtx_costs): Add costs for new patterns.
24758 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
24759 * config/arc/predicates.md: Add _1_2_3_operand predicate.
24761 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
24763 * tree-ssa-strlen.c (get_next_strinfo): New function.
24764 (get_stridx_plus_constant): Use it.
24765 (zero_length_string): Likewise.
24766 (adjust_related_strinfos): Likewise.
24767 (adjust_last_stmt): Likewise.
24769 2017-05-31 Richard Biener <rguenther@suse.de>
24772 * config/i386/i386.c (ix86_expand_builtin): Remove assert
24773 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
24775 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
24777 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
24778 loop_vinfo argument and use of dependence distance vectors.
24779 Check instead whether the two references differ only in their
24780 initial value and assume that they have the same alignment if the
24781 difference is a multiple of the vector alignment.
24782 (vect_analyze_data_refs_alignment): Update call accordingly.
24784 2017-05-31 Martin Liska <mliska@suse.cz>
24787 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
24789 2017-05-31 Bin Cheng <bin.cheng@arm.com>
24791 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
24792 (create_intersect_range_checks): Move from ...
24793 * tree-data-ref.c (create_intersect_range_checks_index)
24794 (create_intersect_range_checks): ... to here.
24795 (create_runtime_alias_checks): New function factored from ...
24796 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
24797 here. Call above function.
24798 * tree-data-ref.h (create_runtime_alias_checks): New function.
24800 2017-05-31 Bin Cheng <bin.cheng@arm.com>
24802 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
24803 segment length for dr_b and compute it in wide_int.
24805 2017-05-31 Richard Biener <rguenther@suse.de>
24807 PR tree-optimization/80906
24808 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
24809 and pass through iv_map.
24810 (copy_bb_and_scalar_dependences): Adjust.
24811 (translate_pending_phi_nodes): Likewise.
24812 (copy_loop_close_phi_args): Handle code-generating IVs instead
24815 2017-05-30 David Malcolm <dmalcolm@redhat.com>
24817 * diagnostic-color.c (color_dict): Add "type-diff".
24818 (parse_gcc_colors): Update comment.
24819 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
24820 -fdiagnostics-show-template-tree and -fno-elide-type.
24821 (GCC_COLORS): Add type-diff to example.
24823 (-fdiagnostics-show-template-tree): New.
24824 (-fno-elide-type): New.
24825 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
24826 the pp_format_decoder callback. Call any m_format_postprocessor's
24828 (pretty_printer::pretty_printer): Initialize
24829 m_format_postprocessor.
24830 (pretty_printer::~pretty_printer): Delete any
24831 m_format_postprocessor.
24832 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
24833 (class format_postprocessor): New class.
24834 (struct pretty_printer::format_decoder): Document the new parameters.
24835 (struct pretty_printer::m_format_postprocessor): New field.
24836 * tree-diagnostic.c (default_tree_printer): Update for new
24837 bool and const char ** params.
24838 * tree-diagnostic.h (default_tree_printer): Likewise.
24840 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
24842 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
24843 (lwa_operand): Delete rs6000_gen_cell_microcode test.
24844 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
24845 rs6000_gen_cell_microcode code.
24846 (rs6000_final_prescan_insn): Delete.
24847 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
24848 "warn-cell-microcode" entries.
24849 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
24850 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
24851 throughout. Change cc_reg_not_micro_cr0_operand to
24852 cc_reg_not_cr0_operand throughout.
24853 (*extendhi<mode>2_noload): Delete.
24854 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
24855 (mwarn-cell-microcode): Delete.
24856 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
24857 -mgen-cell-microcode and -mwarn-cell-microcode.
24859 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
24862 * config/i386/constraints.md (Yd): New constraint.
24864 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
24865 and (?Yd, r) alternatives. Update insn attributes.
24866 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
24867 and (?*Yd, r) alternatives. Update insn attributes.
24868 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
24870 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
24872 * gimplify.c (gimplify_modify_expr): Don't create a
24873 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
24876 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
24878 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
24880 2017-05-30 Richard Biener <rguenther@suse.de>
24882 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
24883 and reduc_def fields.
24884 (STMT_VINFO_REDUC_TYPE): New define.
24885 (STMT_VINFO_REDUC_DEF): Likewise.
24886 (vect_force_simple_reduction): Adjust prototype.
24887 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
24888 (vect_is_simple_reduction): Remove check_reduction argument.
24889 (vect_force_simple_reduction): Adjust and set
24890 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
24891 (vectorizable_reduction): Do not re-do reduction analysis
24892 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
24893 * tree-parloops.c (gather_scalar_reductions): Adjust.
24895 2017-05-30 Richard Biener <rguenther@suse.de>
24897 PR middle-end/80901
24898 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
24901 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
24903 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
24904 Introduce unknown_misalignment parameter and remove vf.
24905 (vect_peeling_hash_get_lowest_cost):
24906 Pass unknown_misalignment parameter.
24907 (vect_enhance_data_refs_alignment):
24908 Fix unsupportable data ref treatment.
24910 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
24912 * tree-vect-data-refs.c (vect_get_data_access_cost):
24913 Workaround for SLP handling.
24914 (vect_enhance_data_refs_alignment):
24915 Compute costs for doing no peeling at all, compare to the best
24916 peeling costs so far and avoid peeling if cheaper.
24918 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
24920 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
24921 Return peeling info and set costs to zero for unlimited cost
24923 (vect_enhance_data_refs_alignment): Also inspect all datarefs
24924 with unknown misalignment. Compute and costs for unknown
24925 misalignment, compare them to the costs for known misalignment
24926 and choose the cheapest for peeling.
24928 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
24930 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
24931 (vect_get_peeling_costs_all_drs): Create function.
24932 (vect_peeling_hash_get_lowest_cost):
24933 Use vect_get_peeling_costs_all_drs.
24934 (vect_peeling_supportable): Create function.
24935 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
24937 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
24939 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
24940 DR_HAS_NEGATIVE_STEP.
24941 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
24942 (vect_enhance_data_refs_alignment): Use.
24943 (vect_duplicate_ssa_name_ptr_info): Use.
24944 * tree-vectorizer.h (dr_misalignment): Use.
24945 (known_alignment_for_access_p): Use.
24947 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
24950 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
24952 (has_section_name): New function.
24954 2017-05-30 Martin Liska <mliska@suse.cz>
24957 * auto-profile.c (get_function_decl_from_block): Fix
24960 2017-05-30 Richard Biener <rguenther@suse.de>
24962 PR middle-end/80876
24963 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
24965 2017-05-30 Martin Liska <mliska@suse.cz>
24967 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
24968 * dumpfile.h (struct dump_file_info): Remove ctors.
24970 2017-05-30 Martin Liska <mliska@suse.cz>
24972 * predict.def: Fix GNU coding style.
24974 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
24976 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
24977 Mark 'to' argument with ATTRIBUTE_UNUSED.
24979 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
24981 * config/xtensa/xtensa.c (xtensa_emit_call): Use
24982 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
24983 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
24986 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
24988 * doc/install.texi (Options specification): Restore entry of
24989 --enable-sjlj-exceptions.
24991 2017-05-27 Michael Eager <eager@eagercon.com>
24994 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24996 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
24998 * config/microblaze/microblaze.h
24999 (FIXED_REGISTERS): Update in macro.
25000 (CALL_USED_REGISTERS): Update in macro.
25002 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
25004 * doc/install.texi: Add links to macOS binary distributions.
25006 2017-05-27 Jakub Jelinek <jakub@redhat.com>
25010 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25012 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
25014 2017-05-26 Martin Liska <mliska@suse.cz>
25016 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
25018 2017-05-26 Martin Liska <mliska@suse.cz>
25020 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
25021 always leading ';; '.
25022 (dump_bb_info): Likewise.
25023 (brief_dump_cfg): Likewise.
25024 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
25025 * dumpfile.c: Remove usage of TDF_VERBOSE.
25026 * dumpfile.h (enum dump_kind): Likewise.
25027 (dump_gimple_bb_header): Do not use TDF_COMMENT.
25028 * print-tree.c (debug_verbose): Remove.
25029 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
25030 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
25031 * tree-diagnostic.c (default_tree_printer): Replace
25032 TDF_DIAGNOSTIC with TDF_SLIM.
25034 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25036 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
25037 in parameter loop, rather than loop_vinfo.
25038 (create_intersect_range_checks): Ditto.
25039 (vect_create_cond_for_alias_checks): Update call to above functions.
25041 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25043 PR tree-optimization/80815
25044 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
25045 for merging runtime alias checks. Handle negative DR_STEPs.
25047 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25049 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
25051 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
25052 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
25053 out code pruning runtime alias checks.
25054 * tree-data-ref.c (prune_runtime_alias_test_list): New function
25055 factored out from above.
25056 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
25058 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
25060 (prune_runtime_alias_test_list): New decalaration.
25062 2017-05-26 Bin Cheng <bin.cheng@arm.com>
25064 * tree-vect-data-refs.c (compare_tree): Rename and move ...
25065 * tree-data-ref.c (data_ref_compare_tree): ... to here.
25066 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
25067 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
25068 (operator==, comp_dr_with_seg_len_pair): Ditto.
25069 (vect_prune_runtime_alias_test_list): Ditto.
25071 2017-05-26 Martin Liska <mliska@suse.cz>
25074 * params.def: Bound partial-inlining-entry-probability param.
25076 2017-05-26 Marek Polacek <polacek@redhat.com>
25079 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
25082 2017-05-26 Richard Biener <rguenther@suse.de>
25084 PR tree-optimization/80842
25085 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
25088 2017-05-26 Richard Biener <rguenther@suse.de>
25090 PR tree-optimization/80844
25091 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
25093 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
25095 * doc/md.texi (Machine Constraints): Update x86 family
25096 machine constraints section to match 'config/i386/constraints.md'.
25098 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
25100 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
25102 2017-05-25 Nathan Sidwell <nathan@acm.org>
25104 * doc/invoke.texi (--enable-languages): Update documentation.
25106 2017-05-25 Martin Liska <mliska@suse.cz>
25108 * dumpfile.c: Add TDF_FOLDING.
25109 * dumpfile.h (enum dump_kind): Likewise.
25110 * genmatch.c (dt_simplify::gen_1): Use it.
25112 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25114 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
25116 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25118 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
25119 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
25121 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
25123 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
25124 * match.pd (X == C): Rewrite it here.
25125 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
25126 with_certain_nonzero_bits2): New predicates.
25127 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
25129 2017-05-24 Nathan Sidwell <nathan@acm.org>
25131 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
25134 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
25137 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
25139 * config/powerpcspe: New port. Files are copied from the rs6000
25140 port, with "rs6000" in filenames replaced by "powerpcspe".
25142 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
25144 PR rtl-optimization/80754
25145 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
25147 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
25149 * config/sparc/sparc.md (length): Return the correct value for -mflat
25150 sibcalls to match output_sibcall.
25152 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
25156 * config/rs6000/rs6000.c (struct machine_function): Add new field
25158 (rs6000_get_separate_components): Init that field, use it.
25159 (rs6000_components_for_bb): Use the field.
25161 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
25163 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
25165 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
25167 PR middle-end/80823
25168 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
25170 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25173 * config/s390/s390.c (s390_check_qrst_address): Check incoming
25174 address against address_operand predicate.
25175 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
25177 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
25179 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
25180 parameters passed indirectly.
25182 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
25184 * config/i386/i386.md (*movdi_internal): Remove SSE4
25185 alternative 18 (?r, *v). Update insn attributes.
25186 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
25187 Update insn attributes.
25188 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
25189 Update insn attributes.
25190 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
25191 alternative 1 (r, v). Remove isa attribute.
25192 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
25193 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
25194 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
25196 2017-05-23 Tom de Vries <tom@codesourcery.com>
25198 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
25201 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
25203 * cgraphunit.c (symbol_table::process_new_functions): Update.
25204 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
25205 (inline_generate_summary): Rename to ...
25206 (ipa_fn_summary_generate): ... this one.
25207 (inline_read_summary): Rename to ...
25208 (ipa_fn_summary_read): ... this one.
25209 (inline_write_summary): Rename to ...
25210 (ipa_fn_summary_write): ... this one.
25211 (inline_free_summary): Rename to ...
25212 (ipa_free_fn_summary): ... this one.
25213 (pass_data_local_fn_summary, pass_local_fn_summary,
25214 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
25215 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
25216 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
25217 make_pass_ipa_fn_summary): New.
25218 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
25219 inline_write_summary, inline_free_summary): Remove.
25220 (ipa_free_fn_summary) : New.
25221 * ipa-inline.c (ipa_inline): Update.
25222 (pass_ipa_inline): Do not generate summaries.
25223 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
25225 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
25226 and add pass_ipa_fn_summary.
25227 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
25229 (make_pass_inline_parameters): Remove.
25231 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
25233 * omp-low.c (struct omp_context): Remove "default_kind" member.
25236 * omp-offload.c (execute_oacc_device_lower): Remove the
25237 parallelism dimensions function attributes for unparallelized
25238 OpenACC kernels constructs.
25240 2017-05-23 Martin Liska <mliska@suse.cz>
25242 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
25244 (cgraph_edge::make_speculative): Likewise.
25245 (cgraph_edge::resolve_speculation): Likewise.
25246 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
25247 (cgraph_node::dump): Likewise.
25248 * cgraph.h: Likewise.
25249 * cgraphunit.c (analyze_functions): Likewise.
25250 (symbol_table::compile): Likewise.
25251 * ipa-cp.c (print_all_lattices): Likewise.
25252 (determine_versionability): Likewise.
25253 (initialize_node_lattices): Likewise.
25254 (ipcp_verify_propagated_values): Likewise.
25255 (estimate_local_effects): Likewise.
25256 (update_profiling_info): Likewise.
25257 (create_specialized_node): Likewise.
25258 (perhaps_add_new_callers): Likewise.
25259 (decide_about_value): Likewise.
25260 (decide_whether_version_node): Likewise.
25261 (identify_dead_nodes): Likewise.
25262 (ipcp_store_bits_results): Likewise.
25263 * ipa-devirt.c (dump_targets): Likewise.
25264 (ipa_devirt): Likewise.
25265 * ipa-icf.c (sem_item::dump): Likewise.
25266 (sem_function::equals): Likewise.
25267 (sem_variable::equals): Likewise.
25268 (sem_item_optimizer::read_section): Likewise.
25269 (sem_item_optimizer::execute): Likewise.
25270 (congruence_class::dump): Likewise.
25271 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
25272 (dump_inline_summary): Likewise.
25273 (estimate_node_size_and_time): Likewise.
25274 (inline_analyze_function): Likewise.
25275 * ipa-inline-transform.c (inline_call): Likewise.
25276 * ipa-inline.c (report_inline_failed_reason): Likewise.
25277 (want_early_inline_function_p): Likewise.
25278 (edge_badness): Likewise.
25279 (update_edge_key): Likewise.
25280 (inline_small_functions): Likewise.
25281 * ipa-profile.c (ipa_profile): Likewise.
25282 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
25283 (ipa_make_edge_direct_to_target): Likewise.
25284 (remove_described_reference): Likewise.
25285 (ipa_impossible_devirt_target): Likewise.
25286 (propagate_controlled_uses): Likewise.
25287 (ipa_print_node_params): Likewise.
25288 (ipcp_transform_function): Likewise.
25289 * ipa-pure-const.c (pure_const_read_summary): Likewise.
25290 (propagate_pure_const): Likewise.
25291 * ipa-reference.c (generate_summary): Likewise.
25292 (read_write_all_from_decl): Likewise.
25293 (propagate): Likewise.
25294 (ipa_reference_read_optimization_summary): Likewise.
25295 * ipa-utils.c (ipa_merge_profiles): Likewise.
25296 * ipa.c (walk_polymorphic_call_targets): Likewise.
25297 (symbol_table::remove_unreachable_nodes): Likewise.
25298 (ipa_single_use): Likewise.
25299 * passes.c (execute_todo): Likewise.
25300 * predict.c (drop_profile): Likewise.
25301 * symtab.c (symtab_node::get_dump_name): New function.
25302 (symtab_node::dump_name): Likewise.
25303 (symtab_node::dump_asm_name): Likewise.
25304 (symtab_node::dump_references): Likewise.
25305 (symtab_node::dump_referring): Likewise.
25306 (symtab_node::dump_base): Likewise.
25307 (symtab_node::debug_symtab): Likewise.
25308 * tree-sra.c (convert_callers_for_node): Likewise.
25309 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25310 * value-prof.c (init_node_map): Likewise.
25312 2017-05-23 Martin Liska <mliska@suse.cz>
25314 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
25315 and symtab_node::debug_symtab to symbol_table::debug.
25316 * cgraphunit.c (analyze_functions): Use the renamed function.
25317 (symbol_table::compile): Likewise.
25318 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
25319 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
25320 * passes.c (execute_todo): Likewise.
25321 * symtab.c (symbol_table::dump): New function.
25322 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
25324 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
25326 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
25327 that nonconst implies exec.
25329 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
25331 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
25332 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
25333 (inline_edge_summary_vec): Turn into ...
25334 (ipa_call_summaries): ... this one.
25335 (redirect_to_unreachable, edge_set_predicate,
25336 evaluate_properties_for_edge, inline_summary_alloc,
25337 reset_ipa_call_summary, reset_inline_summary,
25338 inline_summary_t::duplicate): Update.
25339 (inline_edge_duplication_hook): Turn to ...
25340 (ipa_call_summary_t::duplicate): ... this one.
25341 (inline_edge_removal_hook): Turn to ...
25342 (ipa_call_summary_t::remove): ... this one.
25343 (dump_inline_edge_summary): Turn to ...
25344 (dump_ipa_call_summary): ... this one.
25345 (estimate_function_body_sizes): Update.
25346 (inline_update_callee_summaries): Update.
25347 (remap_edge_change_prob): Update.
25348 (remap_edge_summaries): Update.
25349 (inline_merge_summary): Update.
25350 (do_estimate_edge_time): Update.
25351 (inline_generate_summary): Update.
25352 (inline_read_section): Update.
25353 (inline_read_summary): Update.
25354 (inline_free_summary): Update.
25355 * ipa-inline.c (can_inline_edge_p): Update.
25356 (compute_inlined_call_time): Update.
25357 (want_inline_small_function_p): Update.
25358 (edge_badness): Update.
25359 (early_inliner): Update.
25360 * ipa-inline.h (inline_edge_summary): Turn to ...
25361 (ipa_call_summary): ... this one.
25362 (ipa_call_summary_t): New class.
25363 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
25364 (ipa_call_summaries): New.
25365 (inline_edge_summary): Remove.
25366 (estimate_edge_growth): Update.
25367 * ipa-profile.c (ipa_propagate_frequency_1): Update.
25368 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
25369 * ipa-split.c (execute_split_functions): Update.
25370 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
25372 2017-05-23 Tom de Vries <tom@codesourcery.com>
25374 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
25375 attributes): Document rdrand effective target.
25377 2017-05-23 Tom de Vries <tom@codesourcery.com>
25379 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
25380 attributes): Sort alphabetically.
25382 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
25384 * config/avr/genmultilib.awk: Use gsub instead of gensub.
25386 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
25389 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
25390 V2DF/V2DI splat into two separate patterns, one that handles
25391 registers, and the other that only handles memory. Drop support
25392 for splatting from a GPR on ISA 2.07 and then splitting the
25393 splat into direct move and splat.
25394 (vsx_splat_<mode>_reg): Likewise.
25395 (vsx_splat_<mode>_mem): Likewise.
25397 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
25399 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
25401 2017-05-22 Jakub Jelinek <jakub@redhat.com>
25403 PR middle-end/80809
25404 * omp-low.c (finish_taskreg_remap): New function.
25405 (finish_taskreg_scan): If unit size of ctx->record_type
25406 is non-constant, unshare the size expression and replace
25407 decls in it with possible outer var refs.
25409 PR middle-end/80809
25410 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
25411 GOVD_SHARED rather than GOVD_PRIVATE with it.
25412 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
25413 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
25415 PR middle-end/80853
25416 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
25417 as last argument to build_outer_var_ref for pointer bases of array
25418 section reductions.
25420 2017-05-19 Martin Sebor <msebor@redhat.com>
25422 * print-tree.c (print_node): Print DECL_READ_P flag.
25424 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
25426 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
25427 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
25428 * cgraph.c: Likewise.
25429 * cgraphunit.c: Likewise.
25430 * gengtype.c: Likewise.
25431 * ipa-cp.c: Likewise.
25432 * ipa-devirt.c: Likewise.
25433 * ipa-icf.c: Likewise.
25434 * ipa-predicate.c: Likewise.
25435 * ipa-profile.c: Likewise.
25436 * ipa-prop.c: Likewise.
25437 * ipa-split.c: Likewise.
25439 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
25440 edge_predicate_pool, dump_inline_hints,
25441 inline_summary::account_size_time, redirect_to_unreachable,
25442 edge_set_predicate, set_hint_predicate,
25443 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
25444 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
25445 inline_summary_t::remove, remap_hint_predicate_after_duplication,
25446 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
25447 ipa_call_summary_t::remove, initialize_growth_caches,
25448 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
25449 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
25450 mark_modified, unmodified_parm_1, unmodified_parm,
25451 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
25452 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
25453 compute_bb_predicates, will_be_nonconstant_expr_predicate,
25454 will_be_nonconstant_predicate, record_modified_bb_info,
25455 get_minimal_bb, record_modified, param_change_prob,
25456 phi_result_unknown_predicate, predicate_for_phi_result,
25457 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
25458 estimate_function_body_sizes, compute_inline_parameters,
25459 compute_inline_parameters_for_curren, pass_data_inline_parameters,
25460 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
25461 inline_update_callee_summaries, remap_edge_change_prob,
25462 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
25463 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
25464 inline_analyze_function, inline_summary_t::insert,
25465 inline_generate_summary, read_ipa_call_summary, inline_read_section,
25466 inline_read_summary, write_ipa_call_summary, inline_write_summary,
25467 inline_free_summary): Move to ipa-fnsummary.h
25468 (predicate_t): Remove.
25469 * ipa-fnsummary.c: New file.
25470 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
25471 (enum inline_hints_vals, inline_hints, agg_position_info,
25472 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
25473 inline_summaries, ipa_call_summary, ipa_call_summary_t,
25474 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
25475 dump_inline_summary, dump_inline_hints, inline_generate_summary,
25476 inline_read_summary, inline_write_summary, inline_free_summary,
25477 inline_analyze_function, initialize_inline_failed,
25478 inline_merge_summary, inline_update_overall_summary,
25479 compute_inline_parameters): Move to ipa-fnsummary.h
25480 * ipa-fnsummary.h: New file.
25481 * ipa-inline-transform.h: Include ipa-inline.h.
25482 * ipa-inline.c: LIkewise.
25484 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
25486 * ipa-inline.c (edge_badness): Use inlined_time instead of
25487 inline_summaries->get.
25489 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
25491 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
25493 2017-05-22 Nathan Sidwell <nathan@acm.org>
25495 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
25496 (fdump-lang): Document 'raw' option.
25497 * dumpfile.h (TDI_tu): Delete.
25498 * dumpfile.c (dump_files): Remove translation-unit.
25499 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
25501 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
25503 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
25504 command option from $(AWK) call.
25505 * config/avr/genmultilib.awk: Simplify and rewrite so that it
25506 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
25507 [FORMAT]: Remove handling of variable.
25508 * config/avr/t-multilib: Regenerate.
25510 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
25512 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
25514 (dump_inline_summary): Do not print self_time.
25515 (estimate_function_body_sizes): Do not set self_time.
25516 (compute_inline_parameters): Likewise.
25517 (inline_read_section, inline_write_summary): Do not stream self_time.
25518 * ipa-inline.h (inline_summary): Drop self_time.
25520 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
25522 * ipa-inline-analysis.c (account_size_time): Rename to ...
25523 (inline_summary::account_size_time): ... this one.
25524 (reset_ipa_call_summary): Turn to ...
25525 (ipa_call_summary::reset): ... this one.
25526 (reset_inline_summary): Turn to ...
25527 (inline_summary::reset): ... this one.
25528 (inline_summary_t::remove): Update.
25529 (inline_summary_t::duplicate): Update.
25530 (ipa_call_summary_t::remove): Update.
25531 (dump_inline_summary): Update.
25532 (estimate_function_body_sizes): Update.
25533 (compute_inline_parameters): Update.
25534 (estimate_node_size_and_time): Update.
25535 (inline_merge_summary): Update.
25536 (inline_update_overall_summary): Update.
25537 (inline_read_section): Update.
25538 (inline_write_summary): Update.
25539 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
25540 add account_size_time and reset member functions.
25541 (ipa_call_summary): Add reset function.
25542 * ipa-predicate.h (predicate::operator &): Constify.
25544 2017-05-22 Richard Biener <rguenther@suse.de>
25546 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
25548 2017-05-19 Jason Merrill <jason@redhat.com>
25550 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
25552 2017-05-19 Marek Polacek <polacek@redhat.com>
25555 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
25556 TYPE_OVERFLOW_WRAPS checks.
25558 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
25560 * tree-core.h (enum omp_clause_default_kind): Add
25561 "OMP_CLAUSE_DEFAULT_PRESENT".
25562 * tree-pretty-print.c (dump_omp_clause): Handle it.
25563 * gimplify.c (enum gimplify_omp_var_data): Add
25564 "GOVD_MAP_FORCE_PRESENT".
25565 (gimplify_adjust_omp_clauses_1): Map it to
25566 "GOMP_MAP_FORCE_PRESENT".
25567 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
25569 * gimplify.c (oacc_default_clause): Clarify.
25571 2017-05-19 Nathan Sidwell <nathan@acm.org>
25573 LANG_HOOK_REGISTER_DUMPS
25574 * toplev.c (general_init): Call register dump lang hook.
25575 * doc/invoke.texi: Document -fdump-lang option family.
25576 * dumpfile.c (dump_files): Remove class dump here.
25577 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
25578 * dumpfile.h (tree_dump_index): Remove TDI_class.
25579 * langhooks-def.h (lhd_register_dumps): Declare.
25580 (LANG_HOOKS_REGISTER_DUMPS): Define.
25581 (LANG_HOOKS_INITIALIZER): Add it.
25582 * langhooks.c (lhd_register_dumps): Define.
25583 * langhooks.h (struct lang_hooks): Add register_dumps.
25585 2017-05-19 Nathan Sidwell <nathan@acm.org>
25587 * context.h (context::set_passes): New.
25588 * context.c (context::context): Do not create pass manager.
25589 * toplev.c (general_init): Create pass manager here.
25591 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
25593 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
25594 use this splitter if two add or or instructions would also work for
25595 the constant we want to generate.
25597 2017-05-19 Richard Biener <rguenther@suse.de>
25600 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
25601 predicate evaluation.
25603 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
25605 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
25607 * ipa-inline.c (want_inline_small_function_p): Do not cast to
25610 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
25612 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
25613 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
25614 (inline_edge_summary_vec): Turn into ...
25615 (ipa_call_summaries): ... this one.
25616 (redirect_to_unreachable, edge_set_predicate,
25617 evaluate_properties_for_edge, inline_summary_alloc,
25618 reset_ipa_call_summary, reset_inline_summary,
25619 inline_summary_t::duplicate): Update.
25620 (inline_edge_duplication_hook): Turn to ...
25621 (ipa_call_summary_t::duplicate): ... this one.
25622 (inline_edge_removal_hook): Turn to ...
25623 (ipa_call_summary_t::remove): ... this one.
25624 (dump_inline_edge_summary): Turn to ...
25625 (dump_ipa_call_summary): ... this one.
25626 (estimate_function_body_sizes): Update.
25627 (inline_update_callee_summaries): Update.
25628 (remap_edge_change_prob): Update.
25629 (remap_edge_summaries): Update.
25630 (inline_merge_summary): Update.
25631 (do_estimate_edge_time): Update.
25632 (inline_generate_summary): Update.
25633 (inline_read_section): Update.
25634 (inline_read_summary): Update.
25635 (inline_free_summary): Update.
25636 * ipa-inline.c (can_inline_edge_p): Update.
25637 (compute_inlined_call_time): Update.
25638 (want_inline_small_function_p): Update.
25639 (edge_badness): Update.
25640 (early_inliner): Update.
25641 * ipa-inline.h (inline_edge_summary): Turn to ...
25642 (ipa_call_summary): ... this one.
25643 (ipa_call_summary_t): New class.
25644 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
25645 (ipa_call_summaries): New.
25646 (inline_edge_summary): Remove.
25647 (estimate_edge_growth): Update.
25648 * ipa-profile.c (ipa_propagate_frequency_1): Update.
25649 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
25650 * ipa-split.c (execute_split_functions): Update.
25651 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
25653 2017-05-19 Richard Biener <rguenther@suse.de>
25655 PR middle-end/80764
25656 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
25658 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
25660 * config/rs6000/rs6000.c (struct machine_function): Add field
25661 fpr_is_wrapped_separately.
25662 (rs6000_get_separate_components): Use 64 components. Handle the
25663 new FPR components.
25664 (rs6000_components_for_bb): Handle the FPR components.
25665 (rs6000_emit_prologue_components): Handle the FPR components.
25666 (rs6000_emit_epilogue_components): Handle the FPR components.
25667 (rs6000_set_handled_components): Handle the FPR components.
25668 (rs6000_emit_prologue): Don't output prologue code for those FPRs
25669 that are already separately shrink-wrapped.
25670 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
25671 that are already separately shrink-wrapped.
25673 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25676 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
25679 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
25680 (define_peephole2 for Altivec d-form load): Add peepholes to catch
25681 cases where the register allocator uses a move and an offsettable
25682 memory operation to/from a FPR register on ISA 2.06/2.07.
25683 (define_peephole2 for Altivec d-form store): Likewise.
25685 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
25688 * config/i386/mmx.md (*mov<mode>_internal): Enable
25689 alternatives 11, 12, 13 and 14 also for 32bit targets.
25690 Remove alternatives 15, 16, 17 and 18.
25691 * config/i386/sse.md (vec_concatv2di): Change
25692 alternative (!x, *y) to (x, ?!*Yn).
25694 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
25696 * dumpfile.h (enum dump_kind): Remove stray comma.
25698 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
25700 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
25701 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
25702 predicate::num_conditions
25703 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
25704 (CHANGED): turn into predicate::changed.
25705 (agg_position_info): Move to ipa-predicate.h
25706 (add_condition, predicate::add_clause, predicate::operator &=,
25707 predicate::or_with, predicate::evaluate, predicate::probability,
25708 dump_condition, dump_clause, predicate::dump,
25709 predicate::remap_after_duplication, predicate::remap_after_inlining,
25710 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
25711 (evaluate_conditions_for_known_args): Update.
25712 (set_cond_stmt_execution_predicate): Update.
25713 * ipa-inline.h: Include ipa-predicate.h
25714 (condition, inline_param_summary, conditions, agg_position_info,
25715 predicate): Move to ipa-predicate.h
25716 * ipa-predicate.c: New file.
25717 * ipa-predicate.h: New file.
25719 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
25721 * final.c (leaf_function_p): Check we are not in a sequence.
25723 2017-05-18 Martin Liska <mliska@suse.cz>
25725 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
25726 * dumpfile.c (dump_register): Use new enum dump_kind.
25727 (get_dump_file_name): Likewise.
25728 (dump_enable_all): Likewise.
25729 (dump_switch_p_1): Likewise.
25730 (enable_rtl_dump_file): Remove usage of TDF_RTL.
25731 * dumpfile.h (enum dump_kind): New enum type.
25732 (struct dump_file_info): Create constructor and
25733 format fields and comments.
25734 * passes.c (pass_manager::register_one_dump_file):
25736 * statistics.c (statistics_early_init): Likewise.
25737 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
25738 TDF_TREE with TDF_SLIM.
25739 (gather_memory_references_ref): Likewise.
25741 2017-05-18 Martin Liska <mliska@suse.cz>
25743 * vec.h (struct vnull): Use it.
25745 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
25747 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
25748 (true_predicate, false_predicate, true_predicate_p,
25749 false_predicate_p): Remove.
25750 (single_cond_predicate, not_inlined_predicate): Turn to member function
25752 (add_condition): Update.
25753 (add_clause): Turn to...
25754 (predicate::add_clause): ... this one; update; allow passing NULL
25756 (and_predicates): Turn to ...
25757 (predicate::operator &=): ... this one.
25758 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
25759 (or_predicates): Turn to ...
25760 (predicate::or_with): ... this one.
25761 (evaluate_predicate): Turn to ...
25762 (predicate::evaluate): ... this one.
25763 (predicate_probability): Turn to ...
25764 (predicate::probability): ... this one.
25765 (dump_condition): Update.
25766 (dump_predicate): Turn to ...
25767 (predicate::dump): ... this one.
25768 (account_size_time): Update.
25769 (edge_set_predicate): Update.
25770 (set_hint_predicate): UPdate.
25771 (evaluate_conditions_for_known_args): Update.
25772 (evaluate_properties_for_edge): Update.
25773 (remap_predicate_after_duplication): Turn to...
25774 (predicate::remap_after_duplication): ... this one.
25775 (remap_hint_predicate_after_duplication): Update.
25776 (inline_summary_t::duplicate): UPdate.
25777 (dump_inline_edge_summary): Update.
25778 (dump_inline_summary): Update.
25779 (set_cond_stmt_execution_predicate): Update.
25780 (set_switch_stmt_execution_predicate): Update.
25781 (compute_bb_predicates): Update.
25782 (will_be_nonconstant_expr_predicate): Update.
25783 (will_be_nonconstant_predicate): Update.
25784 (phi_result_unknown_predicate): Update.
25785 (predicate_for_phi_result): Update.
25786 (array_index_predicate): Update.
25787 (estimate_function_body_sizes): Update.
25788 (estimate_node_size_and_time): Update.
25789 (estimate_ipcp_clone_size_and_time): Update.
25790 (remap_predicate): Rename to ...
25791 (predicate::remap_after_inlining): ... this one.
25792 (remap_hint_predicate): Update.
25793 (inline_merge_summary): Update.
25794 (inline_update_overall_summary): Update.
25795 (estimate_size_after_inlining): Update.
25796 (read_predicate): Rename to ...
25797 (predicate::stream_in): ... this one.
25798 (read_inline_edge_summary): Update.
25799 (write_predicate): Rename to ...
25800 (predicate::stream_out): ... this one.
25801 (write_inline_edge_summary): Update.
25802 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
25803 (clause_t): Turn to uint32_t
25804 (predicate): Turn to class; implement constructor and operators
25806 (size_time_entry): Update.
25807 (inline_summary): Update.
25808 (inline_edge_summary): Update.
25810 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
25812 * fold-const.c (fold_binary_loc): Move transformation...
25813 * match.pd (C - X CMP X): ... here.
25815 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
25817 * config/sparc/sparc.c (sparc_option_override): Set function
25818 alignment for -mcpu=niagara7 to 64 to match the I$ line.
25819 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
25821 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
25823 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
25825 2017-05-18 Marek Polacek <polacek@redhat.com>
25828 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
25829 (pass_ubsan::execute): Call gimple_assign_single_p instead of
25830 gimple_assign_load_p.
25832 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
25834 PR middle-end/80692
25835 * real.c (do_compare): Give decimal_do_compare preference over
25836 comparing just the signs.
25838 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
25840 * doc/md.texi (Canonicalization of Instructions): Describe the
25841 canonical form of instructions that inherently set a condition
25844 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
25846 PR middle-end/80775
25847 * tree-cfg.c: Move deletion of unreachable case statements to after
25848 the merging of consecutive case labels.
25850 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
25852 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
25853 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
25854 restoring of callee-saved registers.
25856 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
25858 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
25859 * config/visium/visium.c (single_set_and_flags): Likewise.
25860 * config/visium/visium.md (Substitutions): Likewise.
25862 2017-05-17 Martin Liska <mliska@suse.cz>
25864 * cfg.c: Introduce dump_flags_t type and
25865 use it instead of int type.
25867 * cfghooks.c: Likewise.
25868 * cfghooks.h (struct cfg_hooks): Likewise.
25869 * cfgrtl.c: Likewise.
25870 * cfgrtl.h: Likewise.
25871 * cgraph.c (cgraph_node::get_body): Likewise.
25872 * coretypes.h: Likewise.
25873 * domwalk.c: Likewise.
25874 * domwalk.h: Likewise.
25875 * dumpfile.c (struct dump_option_value_info): Likewise.
25876 (dump_enable_all): Likewise.
25877 (dump_switch_p_1): Likewise.
25878 (opt_info_switch_p): Likewise.
25879 * dumpfile.h (enum tree_dump_index): Likewise.
25880 (struct dump_file_info): Likewise.
25881 * genemit.c: Likewise.
25882 * generic-match-head.c: Likewise.
25883 * gengtype.c (open_base_files): Likewise.
25884 * gimple-pretty-print.c: Likewise.
25885 * gimple-pretty-print.h: Likewise.
25886 * graph.c (print_graph_cfg): Likewise.
25887 * graphite-scop-detection.c (dot_all_sese): Likewise.
25888 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
25889 * loop-unroll.c (report_unroll): Likewise.
25890 * passes.c (pass_manager::register_one_dump_file): Likewise.
25891 * print-tree.c: Likewise.
25892 * statistics.c: Likewise.
25893 * tree-cfg.c: Likewise.
25894 * tree-cfg.h: Likewise.
25895 * tree-dfa.c: Likewise.
25896 * tree-dfa.h: Likewise.
25897 * tree-dump.c (dump_function): Likewise.
25898 * tree-dump.h (struct dump_info): Likewise.
25899 * tree-pretty-print.c: Likewise.
25900 * tree-pretty-print.h: Likewise.
25901 * tree-ssa-live.c: Likewise.
25902 * tree-ssa-live.h: Likewise.
25903 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
25904 * tree-vect-loop.c: Likewise.
25905 * tree-vect-slp.c: Likewise.
25907 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
25908 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25910 PR tree-optimization/80457
25911 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
25912 of all arguments to a statement as scalar_to_vec operations.
25913 (vectorizable_call): Adjust call to vect_model_simple_cost for
25915 (vectorizable_conversion): Likewise.
25916 (vectorizable_assignment): Likewise.
25917 (vectorizable_shift): Likewise.
25918 (vectorizable_operation): Likewise.
25919 (vectorizable_comparison): Likewise.
25920 (vect_is_simple_cond): Record the def types for operands.
25921 (vectorizable_condition): Likewise, call vect_model_simple_cost.
25922 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
25923 for statement argument count.
25925 2017-05-16 Carl Love <cel@us.ibm.com>
25927 * config/rs6000/rs6000-c: Add support for built-in functions
25928 vector unsigned long long vec_bperm (vector unsigned long long,
25929 vector unsigned char)
25930 vector signed long long vec_mule (vector signed int,
25932 vector unsigned long long vec_mule (vector unsigned int,
25933 vector unsigned int)
25934 vector signed long long vec_mulo (vector signed int,
25936 vector unsigned long long vec_mulo (vector unsigned int,
25937 vector unsigned int)
25938 vector signed char vec_sldw (vector signed char,
25939 vector signed char,
25941 vector unsigned char vec_sldw (vector unsigned char,
25942 vector unsigned char,
25944 vector signed short vec_sldw (vector signed short,
25945 vector signed short,
25947 vector unsigned short vec_sldw (vector unsigned short,
25948 vector unsigned short,
25950 vector signed int vec_sldw (vector signed int,
25953 vector unsigned int vec_sldw (vector unsigned int,
25954 vector unsigned int,
25956 vector signed long long vec_sldw (vector signed long long,
25957 vector signed long long,
25959 vector unsigned long long vec_sldw (vector unsigned long long,
25960 vector unsigned long long,
25962 * config/rs6000/rs6000-c: Add support for built-in functions
25963 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
25964 * config/rs6000/altivec.h: Add defintion for vec_sldw.
25965 * doc/extend.texi: Update the built-in documentation for the
25966 new built-in functions.
25968 2017-05-16 Marek Polacek <polacek@redhat.com>
25972 * tree.c (save_expr): Don't fold the expression.
25974 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
25976 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
25977 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
25978 and (?*y,m). Update insn attributes.
25980 2017-05-16 Martin Liska <mliska@suse.cz>
25982 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
25983 flags argument of print_gimple_stmt, print_gimple_expr,
25984 print_generic_stmt and print_generic_expr.
25985 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
25986 * coretypes.h: Likewise.
25987 * except.c (dump_eh_tree): Likewise.
25988 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
25989 * gimple-pretty-print.h: Likewise.
25990 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
25991 (backprop::push_to_worklist): Likewise.
25992 (backprop::pop_from_worklist): Likewise.
25993 (backprop::process_use): Likewise.
25994 (backprop::intersect_uses): Likewise.
25995 (note_replacement): Likewise.
25996 * gimple-ssa-store-merging.c
25997 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
25998 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
25999 (pass_store_merging::execute): Likewise.
26000 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
26001 (ssa_base_cand_dump_callback): Likewise.
26002 (dump_incr_vec): Likewise.
26003 (replace_refs): Likewise.
26004 (replace_mult_candidate): Likewise.
26005 (create_add_on_incoming_edge): Likewise.
26006 (create_phi_basis): Likewise.
26007 (insert_initializers): Likewise.
26008 (all_phi_incrs_profitable): Likewise.
26009 (introduce_cast_before_cand): Likewise.
26010 (replace_one_candidate): Likewise.
26011 * gimplify.c (gimplify_expr): Likewise.
26012 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
26013 (set_rename): Likewise.
26014 (rename_uses): Likewise.
26015 (copy_loop_phi_nodes): Likewise.
26016 (add_close_phis_to_merge_points): Likewise.
26017 (copy_loop_close_phi_args): Likewise.
26018 (copy_cond_phi_args): Likewise.
26019 (graphite_copy_stmts_from_block): Likewise.
26020 (translate_pending_phi_nodes): Likewise.
26021 * graphite-poly.c (print_pdr): Likewise.
26022 (dump_gbb_cases): Likewise.
26023 (dump_gbb_conditions): Likewise.
26024 (print_scop_params): Likewise.
26025 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
26026 (build_cross_bb_scalars_use): Likewise.
26027 (gather_bbs::before_dom_children): Likewise.
26028 * hsa-dump.c (dump_hsa_immed): Likewise.
26029 * ipa-cp.c (print_ipcp_constant_value): Likewise.
26030 (get_replacement_map): Likewise.
26031 * ipa-inline-analysis.c (dump_condition): Likewise.
26032 (estimate_function_body_sizes): Likewise.
26033 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
26034 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
26035 * ipa-prop.c (ipa_dump_param): Likewise.
26036 (ipa_print_node_jump_functions_for_edge): Likewise.
26037 (ipa_modify_call_arguments): Likewise.
26038 (ipa_modify_expr): Likewise.
26039 (ipa_dump_param_adjustments): Likewise.
26040 (ipa_dump_agg_replacement_values): Likewise.
26041 (ipcp_modif_dom_walker::before_dom_children): Likewise.
26042 * ipa-pure-const.c (check_stmt): Likewise.
26043 (pass_nothrow::execute): Likewise.
26044 * ipa-split.c (execute_split_functions): Likewise.
26045 * omp-offload.c (dump_oacc_loop_part): Likewise.
26046 (dump_oacc_loop): Likewise.
26047 * trans-mem.c (tm_log_emit): Likewise.
26048 (tm_memopt_accumulate_memops): Likewise.
26049 (dump_tm_memopt_set): Likewise.
26050 (dump_tm_memopt_transform): Likewise.
26051 * tree-cfg.c (gimple_verify_flow_info): Likewise.
26052 (print_loop): Likewise.
26053 * tree-chkp-opt.c (chkp_print_addr): Likewise.
26054 (chkp_gather_checks_info): Likewise.
26055 (chkp_get_check_result): Likewise.
26056 (chkp_remove_check_if_pass): Likewise.
26057 (chkp_use_outer_bounds_if_possible): Likewise.
26058 (chkp_reduce_bounds_lifetime): Likewise.
26059 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
26060 (chkp_mark_completed_bounds): Likewise.
26061 (chkp_register_incomplete_bounds): Likewise.
26062 (chkp_mark_invalid_bounds): Likewise.
26063 (chkp_maybe_copy_and_register_bounds): Likewise.
26064 (chkp_build_returned_bound): Likewise.
26065 (chkp_get_bound_for_parm): Likewise.
26066 (chkp_build_bndldx): Likewise.
26067 (chkp_get_bounds_by_definition): Likewise.
26068 (chkp_generate_extern_var_bounds): Likewise.
26069 (chkp_get_bounds_for_decl_addr): Likewise.
26070 * tree-chrec.c (chrec_apply): Likewise.
26071 * tree-data-ref.c (dump_data_reference): Likewise.
26072 (dump_subscript): Likewise.
26073 (dump_data_dependence_relation): Likewise.
26074 (analyze_overlapping_iterations): Likewise.
26075 * tree-inline.c (expand_call_inline): Likewise.
26076 (tree_function_versioning): Likewise.
26077 * tree-into-ssa.c (dump_defs_stack): Likewise.
26078 (dump_currdefs): Likewise.
26079 (dump_names_replaced_by): Likewise.
26080 (dump_update_ssa): Likewise.
26081 (update_ssa): Likewise.
26082 * tree-object-size.c (pass_object_sizes::execute): Likewise.
26083 * tree-parloops.c (build_new_reduction): Likewise.
26084 (try_create_reduction_list): Likewise.
26085 (ref_conflicts_with_region): Likewise.
26086 (oacc_entry_exit_ok_1): Likewise.
26087 (oacc_entry_exit_single_gang): Likewise.
26088 * tree-pretty-print.h: Likewise.
26089 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
26090 (get_scalar_evolution): Likewise.
26091 (add_to_evolution): Likewise.
26092 (get_loop_exit_condition): Likewise.
26093 (analyze_evolution_in_loop): Likewise.
26094 (analyze_initial_condition): Likewise.
26095 (analyze_scalar_evolution): Likewise.
26096 (instantiate_scev): Likewise.
26097 (number_of_latch_executions): Likewise.
26098 (gather_chrec_stats): Likewise.
26099 (final_value_replacement_loop): Likewise.
26100 (scev_const_prop): Likewise.
26101 * tree-sra.c (dump_access): Likewise.
26102 (disqualify_candidate): Likewise.
26103 (create_access): Likewise.
26104 (reject): Likewise.
26105 (maybe_add_sra_candidate): Likewise.
26106 (create_access_replacement): Likewise.
26107 (analyze_access_subtree): Likewise.
26108 (analyze_all_variable_accesses): Likewise.
26109 (sra_modify_assign): Likewise.
26110 (initialize_constant_pool_replacements): Likewise.
26111 (find_param_candidates): Likewise.
26112 (decide_one_param_reduction): Likewise.
26113 (replace_removed_params_ssa_names): Likewise.
26114 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26115 * tree-ssa-copy.c (dump_copy_of): Likewise.
26116 (copy_prop_visit_cond_stmt): Likewise.
26117 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
26118 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
26119 (record_equivalences_from_stmt): Likewise.
26120 * tree-ssa-dse.c (compute_trims): Likewise.
26121 (delete_dead_call): Likewise.
26122 (delete_dead_assignment): Likewise.
26123 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
26124 (forward_propagate_into_cond): Likewise.
26125 (pass_forwprop::execute): Likewise.
26126 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
26127 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
26129 (move_computations_worker): Likewise.
26130 (execute_sm): Likewise.
26131 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
26132 (remove_exits_and_undefined_stmts): Likewise.
26133 (remove_redundant_iv_tests): Likewise.
26134 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
26135 (adjust_iv_update_pos): Likewise.
26136 * tree-ssa-math-opts.c (bswap_replace): Likewise.
26137 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
26138 (value_replacement): Likewise.
26139 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
26140 * tree-ssa-pre.c (print_pre_expr): Likewise.
26141 (get_representative_for): Likewise.
26142 (create_expression_by_pieces): Likewise.
26143 (insert_into_preds_of_block): Likewise.
26144 (eliminate_insert): Likewise.
26145 (eliminate_dom_walker::before_dom_children): Likewise.
26146 (eliminate): Likewise.
26147 (remove_dead_inserted_code): Likewise.
26148 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
26149 * tree-ssa-reassoc.c (get_rank): Likewise.
26150 (eliminate_duplicate_pair): Likewise.
26151 (eliminate_plus_minus_pair): Likewise.
26152 (eliminate_not_pairs): Likewise.
26153 (undistribute_ops_list): Likewise.
26154 (eliminate_redundant_comparison): Likewise.
26155 (update_range_test): Likewise.
26156 (optimize_range_tests_var_bound): Likewise.
26157 (optimize_vec_cond_expr): Likewise.
26158 (rewrite_expr_tree): Likewise.
26159 (rewrite_expr_tree_parallel): Likewise.
26160 (linearize_expr): Likewise.
26161 (break_up_subtract): Likewise.
26162 (linearize_expr_tree): Likewise.
26163 (attempt_builtin_powi): Likewise.
26164 (attempt_builtin_copysign): Likewise.
26165 (transform_stmt_to_copy): Likewise.
26166 (transform_stmt_to_multiply): Likewise.
26167 (dump_ops_vector): Likewise.
26168 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
26169 (print_scc): Likewise.
26170 (set_ssa_val_to): Likewise.
26171 (visit_reference_op_store): Likewise.
26172 (visit_use): Likewise.
26173 (sccvn_dom_walker::before_dom_children): Likewise.
26174 (run_scc_vn): Likewise.
26175 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
26177 (expr_hash_elt::print): Likewise.
26178 (const_and_copies::pop_to_marker): Likewise.
26179 (const_and_copies::record_const_or_copy_raw): Likewise.
26180 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
26181 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
26182 (dump_predicates): Likewise.
26183 (find_uninit_use): Likewise.
26184 (warn_uninitialized_phi): Likewise.
26185 (pass_late_warn_uninitialized::execute): Likewise.
26186 * tree-ssa.c (verify_vssa): Likewise.
26187 (verify_ssa): Likewise.
26188 (maybe_optimize_var): Likewise.
26189 * tree-vrp.c (dump_value_range): Likewise.
26190 (dump_all_value_ranges): Likewise.
26191 (dump_asserts_for): Likewise.
26192 (register_edge_assert_for_2): Likewise.
26193 (vrp_visit_cond_stmt): Likewise.
26194 (vrp_visit_switch_stmt): Likewise.
26195 (vrp_visit_stmt): Likewise.
26196 (vrp_visit_phi_node): Likewise.
26197 (simplify_cond_using_ranges_1): Likewise.
26198 (fold_predicate_in): Likewise.
26199 (evrp_dom_walker::before_dom_children): Likewise.
26200 (evrp_dom_walker::push_value_range): Likewise.
26201 (evrp_dom_walker::pop_value_range): Likewise.
26202 (execute_early_vrp): Likewise.
26204 2017-05-16 Richard Biener <rguenther@suse.de>
26206 * dwarf2out.c (loc_list_from_tree_1): Do not create
26207 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
26209 2017-05-16 Richard Biener <rguenther@suse.de>
26211 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
26213 (note_variable_value_in_expr): If we resolved the decl ref
26214 do not push to the stack.
26216 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
26218 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
26219 operations in fast-math mode.
26220 (vaddq_f16): Likewise.
26221 (vmul_f16): Likewise.
26222 (vmulq_f16): Likewise.
26223 (vsub_f16): Likewise.
26224 (vsubq_f16): Likewise.
26225 * config/arm/neon.md (add<mode>3): New.
26227 (fma:<VH:mode>3): New. Also remove outdated comment.
26230 2017-05-16 Martin Liska <mliska@suse.cz>
26234 * ipa-devirt.c (warn_types_mismatch): Fix typo.
26235 (odr_types_equivalent_p): Likewise.
26237 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
26239 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
26241 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
26244 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
26245 non-interunit SSE move alternatives with '?'.
26246 (zero-extendsidi peephole2): New peephole to skip intermediate
26247 general register in SSE zero-extend sequence.
26249 2017-05-15 Jeff Law <law@redhat.com>
26251 * reorg.c (relax_delay_slots): Create a new variable to hold
26252 the temporary target rather than clobbering TARGET_LABEL.
26254 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
26255 missing argument to extract_bit_field call.
26256 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
26258 2017-05-15 Martin Liska <mliska@suse.cz>
26261 * gcc.c (process_command): Do not allow empty argument of -o option.
26263 2017-05-15 Renlin Li <renlin.li@arm.com>
26265 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
26266 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
26267 * config/aarch64/constraints.md (Usf): Add long call check.
26268 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
26269 (call_value): Likewise.
26270 (sibcall): Likewise.
26271 (sibcall_value): Likewise.
26273 (call_value_insn): New.
26274 (sibcall_insn): Update rtx pattern.
26275 (sibcall_value_insn): Likewise.
26276 (call_internal): Remove.
26277 (call_value_internal): Likewise.
26278 (sibcall_internal): Likewise.
26279 (sibcall_value_internal): Likewise.
26280 (call_reg): Likewise.
26281 (call_symbol): Likewise.
26282 (call_value_reg): Likewise.
26283 (call_value_symbol): Likewise.
26285 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
26288 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
26290 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
26292 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
26293 compatible with CCGOCmode and with CCZmode.
26295 2017-05-14 Martin Sebor <msebor@redhat.com>
26297 PR middle-end/77671
26298 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
26299 (gimple_fold_builtin_snprintf): Same.
26300 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
26301 (gimple_fold_builtin_snprintf): Same.
26302 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
26303 of character types.
26304 (is_call_safe): New function.
26305 (try_substitute_return_value): Call it.
26306 (try_simplify_call): New function.
26307 (pass_sprintf_length::handle_gimple_call): Call it.
26309 2017-05-14 Martin Sebor <msebor@redhat.com>
26311 PR middle-end/80669
26312 * builtins.c (expand_builtin_stpncpy): Simplify.
26314 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
26316 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
26317 * config/i386/i386.h
26318 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
26319 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
26320 (struct machine_function): Add new members call_ms2sysv,
26321 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
26322 (struct machine_frame_state): New fields sp_realigned and
26323 sp_realigned_offset.
26324 * config/i386/i386.c
26325 (enum xlogue_stub): New enum.
26326 (enum xlogue_stub_sets): New enum.
26327 (class xlogue_layout): New class.
26328 (struct ix86_frame): New fields stack_realign_allocate_offset,
26329 stack_realign_offset and outlined_save_offset. Modify comments to
26330 detail stack layout when using out-of-line stubs.
26331 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
26332 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
26333 -mcall-ms2sysv-xlogues.
26334 (stub_managed_regs): New static variable.
26335 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
26336 registers managed by out-of-line stub.
26337 (disable_call_ms2sysv_xlogues): New function.
26338 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
26339 m->call_ms2sysv when appropriate and compute frame layout for
26341 (sp_valid_at, fp_valid_at): New inline functions.
26342 (choose_basereg): New function.
26343 (choose_baseaddr): Add align parameter, use choose_basereg and modify
26345 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
26346 Use align parameter of choose_baseaddr to generated aligned SSE movs
26348 (pro_epilogue_adjust_stack): Modify to track
26349 machine_frame_state::sp_realigned.
26350 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
26351 (ix86_nsaved_sseregs): Likewise.
26352 (ix86_emit_save_regs): Likewise.
26353 (ix86_emit_save_regs_using_mov): Likewise.
26354 (ix86_emit_save_sse_regs_using_mov): Likewise.
26355 (get_scratch_register_on_entry): Likewise.
26356 (gen_frame_set): New function.
26357 (gen_frame_load): Likewise.
26358 (gen_frame_store): Likewise.
26359 (emit_outlined_ms2sysv_save): Likewise.
26360 (emit_outlined_ms2sysv_restore): Likewise.
26361 (ix86_expand_prologue): Modify stack re-alignment code and call
26362 emit_outlined_ms2sysv_save when appropriate.
26363 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
26364 parameter rtx_insn *insn, which allows the function to be used to only
26365 generate the notes.
26366 (ix86_expand_epilogue): Modify validity checks of frame and stack
26367 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
26368 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
26369 * config/i386/predicates.md
26370 (save_multiple): New predicate.
26371 (restore_multiple): Likewise.
26372 * config/i386/sse.md
26373 (save_multiple<mode>): New pattern.
26374 (save_multiple_realign<mode>): Likewise.
26375 (restore_multiple<mode>): Likewise.
26376 (restore_multiple_and_return<mode>): Likewise.
26377 (restore_multiple_leave_return<mode>): Likewise.
26378 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
26380 2017-05-14 Julia Koval <julia.koval@intel.com>
26382 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
26383 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
26384 (__builtin_ia32_xsetbv): New builtins.
26385 * config/i386/i386.c (ix86_expand_special_args_builtin):
26387 (ix86_expand_builtin): Special expand for new intrinsics.
26388 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
26389 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
26390 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
26392 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26394 * cfganal.c (inverted_post_order_compute): Change argument type
26396 * cfganal.h (inverted_post_order_compute): Adjust prototype.
26397 * df-core.c (rest_of_handle_df_initialize): Adjust.
26398 (rest_of_handle_df_finish): Likewise.
26399 (df_analyze_1): Likewise.
26400 (df_analyze): Likewise.
26401 (loop_inverted_post_order_compute): Change argument to be a vec *.
26402 (df_analyze_loop): Adjust.
26403 (df_get_n_blocks): Likewise.
26404 (df_get_postorder): Likewise.
26405 * df.h (struct df_d): Change field to be a vec.
26406 * lcm.c (compute_laterin): Adjust.
26407 (compute_available): Likewise.
26408 * lra-lives.c (lra_create_live_ranges_1): Likewise.
26409 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
26410 * tree-ssa-pre.c (compute_antic): Likewise.
26412 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26414 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
26415 (depth_first_search::depth_first_search): Change structure init
26416 function to this constructor.
26417 (depth_first_search::add_bb): Rename function to this member.
26418 (depth_first_search::execute): Likewise.
26419 (flow_dfs_compute_reverse_finish): Adjust.
26421 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26423 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
26424 (longest_simple_path): Likewise.
26425 * shrink-wrap.c (spread_components): Likewise.
26426 (disqualify_problematic_components): Likewise.
26427 (emit_common_heads_for_components): Likewise.
26428 (emit_common_tails_for_components): Likewise.
26429 (insert_prologue_epilogue_for_components): Likewise.
26431 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26433 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
26436 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26438 * df-core.c (df_set_blocks): Start using auto_bitmap.
26439 (df_compact_blocks): Likewise.
26440 * df-problems.c (df_rd_confluence_n): Likewise.
26441 * df-scan.c (df_insn_rescan_all): Likewise.
26442 (df_process_deferred_rescans): Likewise.
26443 (df_update_entry_block_defs): Likewise.
26444 (df_update_exit_block_uses): Likewise.
26445 (df_entry_block_bitmap_verify): Likewise.
26446 (df_exit_block_bitmap_verify): Likewise.
26447 (df_scan_verify): Likewise.
26448 * lra-constraints.c (lra_constraints): Likewise.
26449 (undo_optional_reloads): Likewise.
26450 (lra_undo_inheritance): Likewise.
26451 * lra-remat.c (calculate_gen_cands): Likewise.
26452 (do_remat): Likewise.
26453 * lra-spills.c (assign_spill_hard_regs): Likewise.
26454 (spill_pseudos): Likewise.
26455 * tree-ssa-pre.c (bitmap_set_and): Likewise.
26456 (bitmap_set_subtract_values): Likewise.
26458 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26460 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
26461 management with auto_bitmap.
26462 (fix_inter_tick): Likewise.
26463 (fix_recovery_deps): Likewise.
26464 * ira.c (add_store_equivs): Likewise.
26465 (find_moveable_pseudos): Likewise.
26466 (split_live_ranges_for_shrink_wrap): Likewise.
26467 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
26468 (rtx_reuse_manager::seen_def_p): Likewise.
26469 (rtx_reuse_manager::set_seen_def): Likewise.
26470 * print-rtl.h (class rtx_reuse_manager): Likewise.
26472 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26474 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
26476 (migrate_btr_def): Likewise.
26477 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
26478 * df-core.c (loop_post_order_compute): Likewise.
26479 (loop_inverted_post_order_compute): Likewise.
26480 * hsa-common.h: Likewise.
26481 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
26482 * init-regs.c (initialize_uninitialized_regs): Likewise.
26483 * ipa-inline.c (resolve_noninline_speculation): Likewise.
26484 (inline_small_functions): Likewise.
26485 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
26486 * ira.c (combine_and_move_insns): Likewise.
26487 (build_insn_chain): Likewise.
26488 * loop-invariant.c (find_invariants): Likewise.
26489 * lower-subreg.c (propagate_pseudo_copies): Likewise.
26490 * predict.c (tree_predict_by_opcode): Likewise.
26491 (predict_paths_leading_to): Likewise.
26492 (predict_paths_leading_to_edge): Likewise.
26493 (estimate_loops_at_level): Likewise.
26494 (estimate_loops): Likewise.
26495 * shrink-wrap.c (try_shrink_wrapping): Likewise.
26496 (spread_components): Likewise.
26497 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
26498 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
26499 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
26500 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
26501 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
26502 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
26503 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
26504 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
26505 (mark_threaded_blocks): Likewise.
26506 (thread_through_all_blocks): Likewise.
26507 * tree-ssa.c (verify_ssa): Likewise.
26508 (execute_update_addresses_taken): Likewise.
26509 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
26511 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26513 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
26515 (post_order_compute): Likewise.
26516 (inverted_post_order_compute): Likewise.
26517 (pre_and_rev_post_order_compute_fn): Likewise.
26519 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26521 * genrecog.c (int_set::int_set): Explicitly construct our
26522 auto_vec base class.
26523 * vec.h (auto_vec::auto_vec): New constructor.
26525 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26527 * bitmap.h (class auto_bitmap): New constructor taking
26528 bitmap_obstack * argument.
26530 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26532 * bitmap.h (class auto_bitmap): Change type of m_bits to
26533 bitmap_head, and adjust ctor / dtor and member operators.
26535 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
26537 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
26538 when returned register mode doesn't match original mode.
26540 2017-05-12 Jeff Law <law@redhat.com>
26541 Jakub Jelinek <jakub@redhat.com>
26543 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
26544 we look for cc setter after the compare-elim changes.
26545 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
26546 within the vector to match what compare-elim now expects.
26547 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
26548 (xorsi3_flags, one_cmplsi2_flags): Likewise.
26550 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
26551 after the compare-elim changes.
26552 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
26553 the vector to match what compare-elim now expects.
26554 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
26555 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
26556 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
26557 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
26558 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
26560 * config/visium/visium.c (single_set_and_flags): Fix where
26561 we look for cc setter after the compare-elim changes.
26562 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
26563 with the vector to match what compare-elim now expects.
26564 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
26565 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
26566 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
26567 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
26568 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
26569 (neg<mode>2_insn_set_overflow): Likewise.
26571 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
26573 PR middle-end/79794
26574 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
26575 maybe_expand_insn call, set ops[0].target. If still set after call,
26576 set alt_rtl. Add extra arg to recursive calls.
26577 (extract_bit_field): Add alt_rtl argument. Pass to
26579 * expmed.h (extract_bit_field): Fix prototype.
26580 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
26581 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
26582 to extract_bit_field_calls.
26583 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
26584 Pass alt_rtl to extract_bit_field calls.
26585 * calls.c (store_unaligned_arguments_into_psuedos)
26586 load_register_parameters): Pass extra NULL to extract_bit_field calls.
26587 * optabs.c (maybe_legitimize_operand): Clear op->target when call
26589 * optabs.h (struct expand_operand): Add target bitfield.
26591 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
26593 * compare-elim.c (try_eliminate_compare): Canonicalize
26594 operation with embedded compare to
26595 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
26596 (set (reg) (operation)].
26598 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
26600 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
26603 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
26604 cost of adding a carry flag for ADC instruction.
26605 [case MINUS]: Ignore the cost of subtracting a carry flag
26606 for SBB instruction.
26608 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
26610 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
26612 * config/rs6000/bmiintrin.h: New file.
26613 * config/rs6000/bmi2intrin.h: New file.
26614 * config/rs6000/x86intrin.h: New file.
26616 2017-05-12 Jeff Law <law@redhat.com>
26618 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
26621 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
26623 PR middle-end/80707
26624 * tree-cfg.c: Remove cfg edges of unreachable case statements.
26626 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
26628 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
26629 early expansion of vector divide builtins.
26630 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
26631 builtins identified as having unsigned arguments.
26633 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
26635 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
26636 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
26637 expansion of vector logical operations (and, andc, or, xor,
26640 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
26642 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
26643 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
26645 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
26647 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
26648 early GIMPLE expansion of vector multiplies.
26650 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
26652 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
26653 TARGET_HAVE_MOVT conditional.
26654 (movt splitter): Likewise.
26656 2017-05-12 Richard Biener <rguenther@suse.de>
26658 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
26659 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26660 Fold all stmts not inplace.
26662 2017-05-12 Richard Biener <rguenther@suse.de>
26664 PR tree-optimization/80713
26665 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
26666 inserted_exprs bit for not removed stmts.
26668 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
26670 PR middle-end/69921
26671 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
26672 parallelized" attribute for parallelized OpenACC kernels.
26673 * omp-offload.c (execute_oacc_device_lower): Use it.
26675 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
26676 Set "oacc kernels" attribute.
26677 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
26678 parameter. Adjust all users.
26679 (oacc_fn_attrib_kernels_p): Remove function.
26680 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
26681 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
26682 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
26683 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
26684 assert "oacc kernels" attribute is set.
26686 2017-05-11 Carl Love <cel@us.ibm.com>
26688 * config/rs6000/rs6000-c: Add support for built-in functions
26689 vector unsigned char vec_popcnt (vector signed char)
26690 vector unsigned char vec_popcnt (vector unsigned char)
26691 vector unsigned short vec_popcnt (vector signed short)
26692 vector unsigned short vec_popcnt (vector unsigned short)
26693 vector unsigned int vec_popcnt (vector signed int)
26694 vector unsigned int vec_popcnt (vector unsigned int)
26695 vector unsigned long long vec_popcnt (vector signed long long)
26696 vector unsigned long long vec_popcnt (vector unsigned long long)
26697 vector signed long long vec_slo (vector signed long long,
26698 vector signed char)
26699 vector signed long long vec_slo (vector signed long long,
26700 vector unsigned char)
26701 vector unsigned long long vec_slo (vector unsigned long long,
26702 vector signed char)
26703 vector unsigned long long vec_slo (vector unsigned long long,
26704 vector unsigned char)
26705 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
26706 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
26707 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
26708 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
26709 * doc/extend.texi: Update the built-in documentation file for the
26710 new built-in functions.
26712 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26714 * attribs.h (sorted_attr_string): Move machine independent
26715 functions for target clone support from the i386 port to common
26716 code. Rename ix86_function_versions to common_function_versions.
26717 Rename make_name to make_unique_name.
26718 (common_function_versions): Likewise.
26719 (make_unique_name): Likewise.
26720 (make_dispatcher_decl): Likewise.
26721 (is_function_default_version): Likewise.
26722 * attribs.c (attr_strcmp): Likewise.
26723 (sorted_attr_string): Likewise.
26724 (common_function_versions): Likewise.
26725 (make_unique_name): Likewise.
26726 (make_dispatcher_decl): Likewise.
26727 (is_function_default_version): Likewise.
26728 * config/i386/i386.c (attr_strcmp): Likewise.
26729 (sorted_attr_string): Likewise.
26730 (ix86_function_versions): Likewise.
26731 (make_name): Likewise.
26732 (make_dispatcher_decl): Likewise.
26733 (is_function_default_version): Likewise.
26734 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
26736 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26739 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
26740 Account for direct move costs for vec_construct of integer
26743 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
26746 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
26747 (UNSPEC_STX_ATOMIC): Ditto.
26748 (loaddi_via_sse): New insn.
26749 (storedi_via_sse): Ditto.
26750 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
26751 Update corresponding peephole2 patterns.
26752 (atomic_storedi_fpu): Ditto.
26754 2017-05-11 Julia Koval <julia.koval@intel.com>
26756 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
26757 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
26759 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
26760 (__builtin_ia32_rsqrt14ss_mask): New builtins.
26761 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
26763 2017-05-11 Nathan Sidwell <nathan@acm.org>
26765 * graphite-poly.c: Include dumpfile.h.
26767 * dumpfle.h (dump_function): Declare here ...
26768 * tree-dump.h (dump_function): ... not here.
26769 * dumpfile.c: #include tree-cfg.h.
26770 (dump_function): Move here from ...
26771 * tree-dump.c (dump_function): ... here.
26772 * gimplify.c: #include splay-tree.h, not tree-dump.h.
26773 * graphite-poly.c: Don't include tree-dump.h.
26774 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
26775 * print-tree.c: Likewise.
26776 * stor-layout.c: Likewise.
26777 * tree-nested.c: Likewise.
26779 * dumpfile.c (dump_start): Use TDF_FLAGS.
26780 (dump_enable_all): Fix TDF_KIND check thinko.
26782 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
26784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26785 array entries to represent two legal parameterizations of the
26786 overloaded __builtin_cmpb function, as represented by the
26787 P6_OV_BUILTIN_CMPB constant.
26788 (altivec_resolve_overloaded_builtin): Add special case handling
26789 for the __builtin_cmpb function, as represented by the
26790 P6_OV_BUILTIN_CMPB constant.
26791 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
26792 (BU_P6_64BIT_2): New macro.
26793 (BU_P6_OVERLOAD_2): New macro
26794 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
26795 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
26796 (CMPB): Add overload support to represent both 32-bit and 64-bit
26797 compare-bytes function.
26798 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26799 support for TARGET_CMPB.
26800 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
26801 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
26802 documentation of the __builtin_cmpb overloaded built-in function.
26804 2017-05-11 Richard Biener <rguenther@suse.de>
26806 PR tree-optimization/80705
26807 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
26808 bases are not vectorizable.
26810 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26812 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
26813 when counting register pressure.
26815 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26817 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
26818 (iv_ca_more_deps): Renamed to ...
26819 (iv_ca_compare_deps): ... this.
26820 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
26822 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26824 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
26826 (determine_group_iv_costs): ... here.
26827 (find_inv_vars_cb): Record inv var if it's not recorded before.
26829 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26831 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
26832 (get_shiftadd_cost): Ditto.
26834 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26836 * tree-ssa-address.c: Include header file.
26837 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
26839 (add_to_parts): Refactor.
26840 (addr_to_parts): New parameter. Update use of move_hint_to_base.
26841 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
26844 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26846 PR tree-optimization/53090
26847 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
26849 (extract_cond_operands): Detect condition with IV on both sides
26850 and return COMP_IV_EXPR_2.
26851 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
26852 (rewrite_use_compare): Simplify by removing call to function
26853 extract_cond_operands.
26855 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26857 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
26858 (extract_cond_operands): Detect condition comparing against non-
26859 invariant bound and return appropriate enum value.
26860 (find_interesting_uses_cond): Update use of extract_cond_operands.
26861 Handle its return value accordingly.
26862 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
26864 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26866 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
26867 nonlinear iv_use computation in loop invariant sensitive way.
26869 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26871 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
26872 (find_iv_candidates): Call relate_compare_use_with_all_cands.
26874 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26876 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
26877 (dump_cand): Support iv_cand.inv_exprs.
26878 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
26880 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
26883 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26885 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
26887 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
26888 as local function. Include necessary header files.
26889 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
26891 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26893 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
26895 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26897 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
26898 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
26899 RSHIFT_EXPR and BIT_NOT_EXPR.
26901 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26903 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
26904 (adjust_setup_cost): New parameter supporting round up adjustment.
26905 (struct address_cost_data): Delete.
26906 (force_expr_to_var_cost): Don't bound cost with spill_cost.
26907 (split_address_cost, ptr_difference_cost): Delete.
26908 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
26909 (struct ainc_cost_data): New struct.
26910 (get_address_cost_ainc): New function.
26911 (get_address_cost, get_computation_cost): Reimplement.
26912 (determine_group_iv_cost_address): Record inv_expr for all uses of
26914 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
26915 (iv_ca_has_deps): Reimplemented to ...
26916 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
26918 (iv_ca_extend): Call iv_ca_more_deps.
26920 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26922 * tree-ssa-address.c (struct mem_address): Move to header file.
26923 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
26924 * tree-ssa-address.h (struct mem_address): Move from C file.
26925 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
26927 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26929 * tree-affine.h (aff_combination_type): New interface.
26930 (aff_combination_zero_p): Remove static.
26931 (aff_combination_const_p): New interface.
26932 (aff_combination_singleton_var_p): New interfaces.
26934 2017-05-11 Richard Biener <rguenther@suse.de>
26936 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26937 Skip unreachable blocks and destinations.
26938 (eliminate): Move stmt removal and fixup ...
26939 (fini_eliminate): ... here. Skip inserted exprs.
26940 (pass_pre::execute): Move fini_pre after fini_eliminate.
26941 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
26942 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
26943 PRE to get rid of dead code that has invalid SSA form and
26944 split critical edges again.
26946 2017-05-11 Bin Cheng <bin.cheng@arm.com>
26948 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
26950 2017-05-11 Richard Biener <rguenther@suse.de>
26952 * passes.c (execute_function_todo): Verify loops if they are
26953 said to be up-to-date.
26954 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
26955 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
26957 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
26960 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
26961 handle calling assemble_external ourself.
26964 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
26965 modes with zero size. Enhance comment.
26967 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26969 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
26970 built-ins for vec_xl and vec_xst with short and char pointer
26973 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
26975 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
26976 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
26977 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
26978 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
26979 (_mm_maskz_min_round_ss): New intrinsics.
26980 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
26981 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
26982 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
26983 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
26984 (__builtin_ia32_minss_mask_round): New builtins.
26985 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
26986 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
26987 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
26989 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
26990 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
26992 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
26995 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
26997 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
26998 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
26999 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
27000 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
27001 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
27002 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
27003 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
27004 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
27005 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
27006 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
27007 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
27008 (__builtin_ia32_mulss_mask_round): New builtins.
27009 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
27010 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
27011 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
27013 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
27014 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
27016 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
27019 2017-05-10 Julia Koval <julia.koval@intel.com>
27021 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
27022 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
27023 (_mm256_setr_m128i): New intrinsics.
27025 2017-05-10 Julia Koval <julia.koval@intel.com>
27027 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
27028 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
27029 (_mm_maskz_rcp14_ss): New intrinsics.
27030 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
27031 (__builtin_ia32_rcp14ss_mask): New builtins.
27032 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
27034 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
27036 PR tree-optimization/51513
27037 * tree-cfg.c (gimple_seq_unreachable_p): New function.
27038 (assert_unreachable_fallthru_edge_p): Use it.
27039 (group_case_labels_stmt): Likewise.
27040 * tree-cfg.h: Prototype it.
27041 * stmt.c: Include cfghooks.h and tree-cfg.h.
27042 (emit_case_dispatch_table) <gap_label>: New local variable.
27043 Use it to fill dispatch table gaps.
27044 Test for default_label before updating probabilities.
27045 (expand_case) <default_label>: Remove unneeded initialization.
27046 Test for unreachable default case statement and remove its edge.
27047 Set default_label accordingly.
27048 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
27050 2017-05-10 Carl Love <cel@us.ibm.com>
27052 * config/rs6000/rs6000-c: Add support for built-in functions
27053 vector signed char vec_neg (vector signed char)
27054 vector signed short int vec_neg (vector short int)
27055 vector signed int vec_neg (vector signed int)
27056 vector signed long long vec_neg (vector signed long long)
27057 vector float vec_neg (vector float)
27058 vector double vec_neg (vector double)
27059 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
27061 * config/rs6000/altivec.h: Add define for vec_neg
27062 * doc/extend.texi: Update the built-in documentation for the
27063 new built-in functions.
27065 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27067 PR tree-optimization/77644
27068 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
27070 2017-05-10 Nathan Sidwell <nathan@acm.org>
27072 * dumpfile.h (TDI_lang_all): New.
27073 (TDF_KIND): New. Renumber others
27074 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
27076 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
27078 (get_dump_file_name): Adjust suffix generation.
27079 (dump_enable_all): Use TDF_KIND.
27080 * doc/invoke.texi (-fdump-lang-all): Document.
27082 * dumpfile.h: Tabify.
27084 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
27087 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
27088 Move member access before delete.
27090 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
27092 * tree-inline.c (expand_call_inline): Split block at stmt
27095 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27098 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
27099 are now unused after splitting mov{sf,sd}_hardfloat.
27100 (f32_lr2): Likewise.
27101 (f32_lm): Likewise.
27102 (f32_lm2): Likewise.
27103 (f32_li): Likewise.
27104 (f32_li2): Likewise.
27105 (f32_lv): Likewise.
27106 (f32_sr): Likewise.
27107 (f32_sr2): Likewise.
27108 (f32_sm): Likewise.
27109 (f32_sm2): Likewise.
27110 (f32_si): Likewise.
27111 (f32_si2): Likewise.
27112 (f32_sv): Likewise.
27113 (f32_dm): Likewise.
27114 (f32_vsx): Likewise.
27115 (f32_av): Likewise.
27116 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
27117 For movsf, order stores so the VSX stores occur before the GPR
27118 store which encourages the register allocator to use a traditional
27119 FPR instead of a GPR. For movsd, order the stores so that the GPR
27120 store comes before the VSX stores to allow the power6 to work.
27121 This is due to the power6 not having a 32-bit integer store
27122 instruction from a FPR.
27123 (movsf_hardfloat): Likewise.
27124 (movsd_hardfloat): Likewise.
27126 2017-05-09 Martin Sebor <msebor@redhat.com>
27128 PR translation/80280
27129 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
27132 PR translation/80280
27133 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
27134 data member added in r247778.
27135 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
27137 2017-05-09 Nathan Sidwell <nathan@acm.org>
27139 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
27141 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
27144 2017-05-09 Marek Polacek <polacek@redhat.com>
27146 * doc/invoke.texi: Fix typo.
27148 2017-05-09 Richard Biener <rguenther@suse.de>
27150 * tree-vrp.c (vrp_val_is_max): Adjust comment.
27151 (vrp_val_is_min): Likewise.
27152 (set_value_range_to_value): Likewise.
27153 (set_value_range_to_nonnegative): Likewise.
27154 (gimple_assign_nonzero_p): Likewise.
27155 (gimple_stmt_nonzero_p): Likewise.
27156 (vrp_int_const_binop): Likewise. Remove unreachable case.
27157 (adjust_range_with_scev): Adjust comments.
27158 (compare_range_with_value): Likewise.
27159 (extract_range_from_phi_node): Likewise.
27160 (test_for_singularity): Likewise.
27162 2017-05-09 Richard Biener <rguenther@suse.de>
27164 * tree-vrp.c (get_single_symbol): Add assert that we don't
27165 get overflowed constants as invariant part.
27166 (compare_values_warnv): Add comment before the TREE_NO_WARNING
27167 checks. Use wi::cmp instead of recursing for integer constants.
27168 (compare_values): Just ignore whether we assumed undefined
27169 overflow instead of failing the compare.
27170 (extract_range_for_var_from_comparison_expr): Add comment before the
27171 TREE_NO_WARNING sets.
27172 (test_for_singularity): Likewise.
27173 (extract_range_from_comparison): Do not disable optimization
27174 when we assumed undefined overflow.
27175 (extract_range_basic): Remove init of unused var.
27177 2017-05-09 Richard Biener <rguenther@suse.de>
27179 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
27180 (extract_range_from_multiplicative_op_1): Adjust.
27181 (extract_range_from_binary_expr_1): Use int_const_binop.
27183 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
27186 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
27187 rs6000_store_data_bypass_p in seven define_bypass directives and
27188 in several comments.
27189 * config/rs6000/rs6000-protos.h: Add prototype for
27190 rs6000_store_data_bypass_p function.
27191 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
27192 function implements slightly different (rs6000-specific) semantics
27193 than store_data_bypass_p, returning false rather than aborting
27194 with assertion error when arguments do not satisfy the
27195 requirements of store data bypass.
27196 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
27197 rs6000_store_data_bypass_p.
27199 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
27201 * config/xtensa/xtensa-protos.h
27202 (xtensa_initial_elimination_offset): New declaration.
27203 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
27204 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
27205 macro definition, add case for FRAME_POINTER_REGNUM when
27206 FRAME_GROWS_DOWNWARD.
27207 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
27208 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
27209 xtensa_initial_elimination_offset.
27211 2017-05-08 Nathan Sidwell <nathan@acm.org>
27213 * doc/invoke.texi: Alphabetize -fdump options.
27215 2017-05-08 Martin Sebor <msebor@redhat.com>
27217 PR translation/80280
27218 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
27220 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
27222 * target.def (compute_frame_layout): New optional target hook.
27223 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
27224 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
27225 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
27227 * reload1.c (verify_initial_elim_offsets): Likewise.
27228 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
27229 (use_simple_return_p): Call arm_compute_frame_layout if needed.
27230 (arm_get_frame_offsets): Split up into this ...
27231 (arm_compute_frame_layout): ... and this function.
27233 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
27235 * config/aarch64/constraints.md (Usa): New constraint.
27236 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
27238 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27240 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
27241 with_multilib_list after it has been checked.
27243 2017-05-08 Richard Biener <rguenther@suse.de>
27245 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
27246 (bitmap_set_subtract_values): Likewise.
27248 2017-05-08 Richard Biener <rguenther@suse.de>
27250 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
27251 (gimple_assign_nonzero): ... this and remove strict_overflow_p
27253 (gimple_stmt_nonzero_warnv_p): Rename to ...
27254 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
27256 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
27257 (extract_range_basic): Adjust, do not disable propagation on
27258 strict overflow sensitive simplification.
27259 (vrp_visit_cond_stmt): Likewise.
27261 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
27263 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
27264 body size unconditionally.
27266 2017-05-07 Jeff Law <law@redhat.com>
27269 2017-05-06 Jeff Law <law@redhat.com>
27270 PR tree-optimization/78496
27271 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
27274 PR tree-optimization/78496
27275 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
27276 (simplify_stmt_using_ranges): Call it.
27277 (vrp_dom_walker::before_dom_children): Extract equivalences
27278 from an ASSERT_EXPR with an equality comparison against a
27281 2017-05-06 Jeff Law <law@redhat.com>
27283 PR tree-optimization/78496
27284 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
27287 PR tree-optimization/78496
27288 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
27289 (simplify_stmt_using_ranges): Call it.
27290 (vrp_dom_walker::before_dom_children): Extract equivalences
27291 from an ASSERT_EXPR with an equality comparison against a
27294 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
27296 * lra-constraints.c (lra_copy_reg_equiv): New function.
27297 (split_reg): Use it to copy equivalence information from the
27298 original register to the spill register.
27300 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
27302 PR rtl-optimization/75964
27303 * simplify-rtx.c (simplify_const_relational_operation): Remove
27304 invalid handling of comparisons of integer ABS.
27306 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
27308 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
27309 initialize to zero.
27310 (init_regs): Remove declaration.
27311 (function_arg_advance_32): Initialize error_p as boolean variable.
27313 2017-05-05 Nathan Sidwell <nathan@acm.org>
27315 * store-motion.c (remove_reachable_equiv_notes): Reformat long
27316 lines. Use for (;;).
27318 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27320 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
27321 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
27322 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
27323 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
27324 VF=2 that require versioning.
27326 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27328 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
27331 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27333 * diagnostic.h (diagnostic_override_option_index): Convert from
27334 macro to inline function.
27336 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27338 * diagnostic.c (last_module_changed_p): New function.
27339 (set_last_module): New function.
27340 (diagnostic_report_current_module): Convert macro usage to
27341 the above functions.
27342 * diagnostic.h (diagnostic_context::last_module): Strengthen
27343 from const line_map * to const line_map_ordinary *.
27344 (diagnostic_last_module_changed): Delete macro.
27345 (diagnostic_set_last_module): Delete macro.
27347 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27349 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
27350 with diagnostic_report_diagnostic.
27351 (diagnostic_n_impl_richloc): Likewise.
27352 * diagnostic.h (report_diagnostic): Delete macro.
27353 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
27354 with diagnostic_report_diagnostic.
27355 * substring-locations.c (format_warning_va): Likewise.
27357 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27359 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
27360 save/restor of format_spec. Move option-printing code to...
27361 (print_option_information): ...this new function, and
27362 reimplement by simply printing to the pretty_printer,
27363 rather than appending to the format string.
27365 2017-05-05 David Malcolm <dmalcolm@redhat.com>
27367 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
27368 handling logic into...
27369 (update_effective_level_from_pragmas): ...this new function.
27371 2017-05-04 Andrew Waterman <andrew@sifive.com>
27373 * config/riscv/riscv.opt (mstrict-align): New option.
27374 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
27375 (SLOW_UNALIGNED_ACCESS): Define.
27376 (riscv_slow_unaligned_access): Declare.
27377 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
27379 (riscv_slow_unaligned_access): New variable.
27380 (rocket_tune_info): Set slow_unaligned_access to true.
27381 (optimize_size_tune_info): Set slow_unaligned_access to false.
27382 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
27383 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
27384 (riscv_option_override): Set riscv_slow_unaligned_access.
27385 * doc/invoke.texi: Add -mstrict-align to RISC-V.
27387 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
27389 * config/riscv/riscv.md: Unify indentation.
27391 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
27396 * config/rs6000/rs6000.md (u code attribute): Add FIX and
27398 (extendsi<mode>2): Add support for doing sign extension via
27399 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
27400 don't have ISA 3.0 instructions.
27401 (extendsi<mode>2 splitter): Likewise.
27402 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
27403 generate the normal insns since SImode can now go in vector
27404 registers. Disallow the special UNSPECs needed for previous
27405 machines to hide SImode being used. Add new insns
27406 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
27407 (fix_trunc<mode>si2_stfiwx): Likewise.
27408 (fix_trunc<mode>si2_internal): Likewise.
27409 (fixuns_trunc<mode>si2): Likewise.
27410 (fixuns_trunc<mode>si2_stfiwx): Likewise.
27411 (fctiw<u>z_<mode>_smallint): Likewise.
27412 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
27413 of floating point to 32-bit integer from doing a direct move to
27414 the GPR registers to do a store.
27415 (fctiwz_<mode>): Break long line.
27417 2017-05-05 Bin Cheng <bin.cheng@arm.com>
27419 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
27420 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
27421 (addr_list, addr_offset_valid_p): New.
27422 (split_address_groups): Check offset validity with above function.
27423 (gt-tree-ssa-loop-ivopts.h): Include header file.
27425 2017-05-05 Nathan Sidwell <nathan@acm.org>
27427 * config.gcc (arm*-*-*): Add missing 'fi'.
27429 2017-05-05 Steve Ellcey <sellcey@cavium.com>
27431 * doc/invoke.texi (-fopt-info): Explicitly say order of options
27432 included in -fopt-info does not matter.
27433 * doc/optinfo.texi (-fopt-info): Fix description of default
27434 behavour. Explicitly say order of options included in -fopt-info
27437 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
27439 * config.gcc: Allow combinations of aprofile and rmprofile values for
27440 --with-multilib-list.
27441 * config/arm/t-multilib: New file.
27442 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
27443 variables. Remove setting of ISA and floating-point ABI in
27444 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
27445 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
27446 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
27447 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
27449 * config/arm/t-rmprofile: Likewise except for the matches changes.
27450 * doc/install.texi (--with-multilib-list): Document the combination of
27451 aprofile and rmprofile values and warn about pitfalls in doing that.
27453 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
27455 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
27456 (movdi_aarch64): Likewise.
27458 2017-05-05 Jakub Jelinek <jakub@redhat.com>
27460 PR tree-optimization/80632
27461 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
27463 (build_arrays): Initialize it for virtual phis.
27464 (fix_phi_nodes): Use it for virtual phis.
27466 PR tree-optimization/80558
27467 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
27468 [x, y] op z into [x op, y op z] for op & or | if conditions
27471 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
27472 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
27475 * config/arm/arm.md (use_literal_pool): Remove.
27476 (64-bit immediate split): No longer takes cost into consideration
27477 if arm_disable_literal_pool is enabled.
27478 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
27479 used when arm_disable_literal_pool is enabled.
27480 (arm_max_const_double_inline_cost): Remove use of
27481 arm_disable_literal_pool.
27482 (push_minipool_fix): Add assert.
27483 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
27484 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
27485 (no_literal_pool_sf_immediate): New.
27487 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27489 PR tree-optimization/80613
27490 * tree-ssa-dce.c (propagate_necessity): Remove cases for
27491 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
27493 2017-05-05 Richard Biener <rguenther@suse.de>
27495 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
27497 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
27499 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
27500 of this flag from insn conditions due to removal from r247495.
27502 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
27504 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
27506 (arm_early_store_addr_dep_ptr): Likewise.
27507 * config/arm/aarch-common-protos.h
27508 (arm_early_load_addr_dep_ptr): Add prototype.
27509 (arm_early_store_addr_dep_ptr): Likewise.
27510 * config/arm/cortex-a53.md: Add new bypasses.
27512 2017-05-05 Jakub Jelinek <jakub@redhat.com>
27514 * tree.c (next_type_uid): Change type to unsigned.
27515 (type_hash_canon): Decrement back next_type_uid if
27516 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
27517 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
27520 2017-05-04 Martin Sebor <msebor@redhat.com>
27522 * builtins.c: Fix a trivial typo in a comment.
27524 PR middle-end/79234
27525 * builtins.c (check_sizes): Adjust to handle reading past the end.
27526 Avoid printing excessive upper bound of ranges. Use %E to print
27527 tree nodes instead of converting them to %wu.
27528 (expand_builtin_memchr): New function.
27529 (compute_dest_size): Rename...
27530 (compute_objsize): ...to this.
27531 (expand_builtin_memcpy): Adjust.
27532 (expand_builtin_mempcpy): Adjust.
27533 (expand_builtin_strcat): Adjust.
27534 (expand_builtin_strcpy): Adjust.
27535 (check_strncat_sizes): Adjust.
27536 (expand_builtin_strncat): Adjust.
27537 (expand_builtin_strncpy): Adjust and simplify.
27538 (expand_builtin_memset): Adjust.
27539 (expand_builtin_bzero): Adjust.
27540 (expand_builtin_memcmp): Adjust.
27541 (expand_builtin): Handle memcmp.
27542 (maybe_emit_chk_warning): Check strncat just once.
27544 2017-05-04 Martin Sebor <msebor@redhat.com>
27546 PR preprocessor/79214
27547 PR middle-end/79222
27548 PR middle-end/79223
27549 * builtins.c (check_sizes): Add inlining context and issue
27550 warnings even when -Wno-system-headers is set.
27551 (check_strncat_sizes): Same.
27552 (expand_builtin_strncat): Same.
27553 (expand_builtin_memmove): New function.
27554 (expand_builtin_stpncpy): Same.
27555 (expand_builtin): Handle memmove and stpncpy.
27557 2017-05-04 Bin Cheng <bin.cheng@arm.com>
27559 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
27560 which is not used any more.
27562 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
27564 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
27566 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
27568 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
27569 (cortexa53_tunings): Likewise.
27570 (cortexa57_tunings): Likewise.
27571 (cortexa72_tunings): Likewise.
27572 (cortexa73_tunings): Likewise.
27574 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
27576 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
27577 Set loop alignment to 8.
27579 2017-05-04 Martin Sebor <msebor@redhat.com>
27581 PR translation/80280
27582 * builtins.c (expand_builtin_object_size): Add missing quoting to
27583 %D and like directives.
27584 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
27585 (hsa_type_for_tree_type): Same.
27586 (verify_function_arguments): Same.
27587 * symtab.c (symbol_table::change_decl_assembler_name): Same.
27588 * varasm.c (get_section): Same.
27591 2017-05-04 Martin Sebor <msebor@redhat.com>
27593 PR translation/80280
27594 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
27596 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
27598 * config/aarch64/aarch64.c (generic_addrcost_table):
27599 Change HI/TI mode setting.
27601 2017-05-04 Martin Jambor <mjambor@suse.cz>
27603 PR tree-optimization/80622
27604 * tree-sra.c (comes_initialized_p): New function.
27605 (build_accesses_from_assign): Only set write lazily when
27606 comes_initialized_p is false.
27607 (analyze_access_subtree): Use comes_initialized_p.
27608 (propagate_subaccesses_across_link): Assert !comes_initialized_p
27609 instead of testing for PARM_DECL.
27611 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27613 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
27614 constraint on operand 0 to allow more general addressing modes.
27615 Adjust output template.
27616 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
27618 * config/aarch64/aarch64-protos.h
27619 (aarch64_address_valid_for_prefetch_p): Declare prototype.
27620 * config/aarch64/constraints.md (Dp): New address constraint.
27621 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
27624 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
27626 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
27627 update use of estimate_ipcp_clone_size_and_time.
27628 (estimate_local_effects): Update use of
27629 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
27630 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
27631 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
27632 Return nonspecialized time.
27634 2017-05-04 Richard Biener <rguenther@suse.de>
27636 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
27637 for the last VUSE which def dominates the PHI. Directly call
27639 (get_continuation_for_phi_1): Remove.
27641 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
27643 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
27644 to explain the use of truncating division. Cap the number of
27645 iterations to the maximum given by nb_iterations_upper_bound,
27648 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27650 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
27651 * configure: Regenerate.
27652 * config.in: Regenerate.
27653 * config/i386/driver-mingw32.c: new file.
27654 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
27655 * config.host: Link driver-mingw32.o on MinGW host.
27656 * doc/install.texi: Document new --enable-mingw-wildcard configure
27659 2017-05-04 Marek Polacek <polacek@redhat.com>
27661 PR tree-optimization/80612
27662 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
27664 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
27665 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
27667 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
27668 (movt splitter): Likewise.
27669 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
27670 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
27671 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
27672 block for Thumb-1 with MOVT.
27673 (thumb2_legitimate_address_p): Move code block ...
27674 (can_avoid_literal_pool_for_label_p): ... into this new function.
27675 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
27677 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
27678 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
27679 "M-profile targets with the MOVT instruction".
27681 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
27683 * config/arm/arm-builtins.c (arm_init_builtins): Rename
27684 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
27685 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
27687 2017-05-04 Martin Liska <mliska@suse.cz>
27689 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
27690 variable cond_code.
27692 2017-05-04 Richard Biener <rguenther@suse.de>
27694 * tree.c (array_at_struct_end_p): Handle arrays at struct
27695 end with flexarrays more conservatively. Refactor and treat
27696 arrays of arrays or aggregates more strict. Fix
27697 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
27698 * tree.c (array_at_struct_end_p): Adjust prototype.
27699 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
27700 * gimple-fold.c (get_range_strlen): Likewise.
27701 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
27703 2017-05-04 Richard Biener <rguenther@suse.de>
27705 PR tree-optimization/31130
27706 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
27708 (supports_overflow_infinity): Likewise.
27709 (is_negative_overflow_infinity): Likewise.
27710 (is_positive_overflow_infinity): Likewise.
27711 (is_overflow_infinity): Likewise.
27712 (stmt_overflow_infinity): Likewise.
27713 (overflow_infinity_range_p): Likewise.
27714 (usable_range_p): Remove as always returning true.
27715 (make_overflow_infinity): Remove.
27716 (negative_overflow_infinity): Likewise.
27717 (positive_overflow_infinity): Likewise.
27718 (avoid_overflow_infinity): Likewise.
27719 (set_value_range): Adjust accordingly.
27720 (set_value_range_to_nonnegative): Likewise, remove now unused
27721 overflow_infinity arg.
27722 (vrp_operand_equal_p): Adjust.
27723 (update_value_range): Likewise.
27724 (range_int_cst_singleton_p): Likewise.
27725 (operand_less_p): Likewise.
27726 (compare_values_warnv): Likewise.
27727 (extract_range_for_var_from_comparison_expr): Likewise.
27728 (vrp_int_const_binop): Likewise.
27729 (zero_nonzero_bits_from_vr): Likewise.
27730 (extract_range_from_multiplicative_op_1): Likewise.
27731 (extract_range_from_binary_expr_1): Likewise.
27732 (extract_range_from_unary_expr): Likewise.
27733 (extract_range_from_comparison): Likewise.
27734 (extract_range_basic): Likewise.
27735 (adjust_range_with_scev): Likewise.
27736 (compare_ranges): Likewise.
27737 (compare_range_with_value): Likewise.
27738 (dump_value_range): Likewise.
27739 (test_for_singularity): Likewise, remove strict_overflow_p parameter
27741 (simplify_cond_using_ranges): Adjust.
27743 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
27745 * brig-builtins.def: Added a builtin for class_f64.
27746 * builtin-types.def: Added a builtin type needed by class_f64.
27748 2017-05-03 Jason Merrill <jason@redhat.com>
27750 * timevar.def: Add TV_CONSTEXPR.
27752 2017-05-03 David Malcolm <dmalcolm@redhat.com>
27754 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
27756 2017-05-03 Martin Jambor <mjambor@suse.cz>
27758 * ipa-prop.c (ipa_update_after_lto_read): Removed.
27759 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
27760 * ipa-cp.c (ipcp_propagate_stage): Do not call
27761 ipa_update_after_lto_read.
27762 * ipa-inline.c (ipa_inline): Likewise.
27764 2017-05-03 Martin Jambor <mjambor@suse.cz>
27766 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
27767 tag. Added a default constructor and a destructor.
27768 (ipa_edge_args_sum_t): New class;
27769 (ipa_edge_args_sum): Declare.
27770 (ipa_edge_args_vector): Remove declaration.
27771 (IPA_EDGE_REF): Use ipa_edge_args_sum.
27772 (ipa_free_edge_args_substructures): Remove declaration.
27773 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
27774 (ipa_edge_args_info_available_for_edge_p): Likewise.
27775 * ipa-prop.c (ipa_edge_args_vector): Removed.
27776 (edge_removal_hook_holder): Likewise.
27777 (edge_duplication_hook_holder): Likewise.
27778 (ipa_edge_args_sum): New variable.
27779 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
27780 ipa_edge_args_vector.
27781 (ipa_free_edge_args_substructures): Likewise.
27782 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
27783 ipa_edge_args_vector.
27784 (ipa_edge_removal_hook): Turned into method
27785 ipa_edge_args_sum_t::remove.
27786 (ipa_edge_duplication_hook): Turned into method
27787 ipa_edge_args_sum_t::duplicate.
27788 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
27789 registering edge hooks.
27790 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
27791 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
27792 ipa_edge_args_sum instead of ipa_edge_args_vector.
27793 * ipa-profile.c (ipa_profile): Likewise.
27795 2017-05-03 Martin Jambor <mjambor@suse.cz>
27797 * symbol-summary.h (function_summary): New method exists.
27798 (function_summary::symtab_removal): Deallocate through release.
27799 (call_summary): New class.
27800 (gt_ggc_mx): New overload.
27801 (gt_pch_nx): Likewise.
27802 (gt_pch_nx): Likewise.
27804 2017-05-03 Jeff Law <law@redhat.com>
27806 PR tree-optimization/78496
27807 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
27808 from simplify_cond_using_ranges. Split off code to walk
27809 backwards through casts into ...
27810 (simplify_cond_using_ranges_2): New function.
27811 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
27812 (execute_vrp): After identifying jump threads, call
27813 simplify_cond_using_ranges_2.
27815 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
27818 * ipa-inline.h (inline_summary): Add ctor.
27819 (create_ggc): Do not use ggc_cleared_alloc.
27821 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
27822 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27824 * gcc.c (handle_braces): Support escaping in switch matching
27826 * doc/invoke.texi (Spec Files): Document it.
27827 Remove superfluous @code markup in items.
27829 2017-05-03 David Malcolm <dmalcolm@redhat.com>
27831 * diagnostic-show-locus.c (struct column_range): New struct.
27832 (get_affected_columns): New function.
27833 (get_printed_columns): New function.
27834 (struct correction): New struct.
27835 (correction::ensure_capacity): New function.
27836 (correction::ensure_terminated): New function.
27837 (struct line_corrections): New struct.
27838 (line_corrections::~line_corrections): New dtor.
27839 (line_corrections::add_hint): New function.
27840 (layout::print_trailing_fixits): Reimplement in terms of the new
27842 (selftest::test_overlapped_fixit_printing): New function.
27843 (selftest::diagnostic_show_locus_c_tests): Call it.
27845 2017-05-03 Nathan Sidwell <nathan@acm.org>
27847 Canonicalize canonical type hashing
27848 * tree.h (type_hash_canon_hash): Declare.
27849 * tree.c (type_hash_list, attribute_hash_list): Move into
27850 type_hash_canon_hash.
27851 (build_type_attribute_qual_variant): Break out hash code calc into
27852 type_hash_canon_hash.
27853 (type_hash_canon_hash): New. Generic type hash computation.
27854 (build_range_type_1, build_array_type_1, build_function_type,
27855 build_method_type_directly, build_offset_type, build_complex_type,
27856 make_vector_type): Call it.
27858 2017-05-03 Richard Biener <rguenther@suse.de>
27860 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
27861 When all DRs have unknown misaligned do not always peel
27862 when there is a store but apply the same costing model as if
27863 there were only loads.
27865 2017-05-03 Richard Biener <rguenther@suse.de>
27868 PR tree-optimization/80492
27869 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
27870 compare_base_decls returning dont-know properly.
27872 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
27874 * config/arm/iterators.md (CCSI): New mode iterator.
27875 (arch): New mode attribute.
27876 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
27877 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
27878 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
27879 code iterator for success result mode.
27880 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
27881 the corresponding new insn generators.
27883 2017-05-03 Bin Cheng <bin.cheng@arm.com>
27886 2017-05-02 Bin Cheng <bin.cheng@arm.com>
27887 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
27889 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
27891 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
27892 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
27893 (DDR_A): Wrap DDR argument in brackets.
27894 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
27895 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
27896 (DDR_REVERSED_P): Likewise.
27898 2017-05-03 Jakub Jelinek <jakub@redhat.com>
27900 PR tree-optimization/79472
27901 * tree-switch-conversion.c (struct switch_conv_info): Add
27902 contiguous_range and default_case_nonstandard fields.
27903 (collect_switch_conv_info): Compute contiguous_range and
27904 default_case_nonstandard fields, don't clear final_bb if
27905 contiguous_range and only the default case doesn't have the required
27907 (check_all_empty_except_final): Set default_case_nonstandard instead
27908 of failing if contiguous_range and the default case doesn't have empty
27910 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
27911 and only the default case doesn't have the required constants. Skip
27913 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
27914 if default_case_nonstandard.
27915 (build_constructors): Build constant 1 just once. Assert that default
27916 values aren't inserted in between cases if contiguous_range. Skip
27918 (build_arrays): Skip virtual phis.
27919 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
27920 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
27921 Handle virtual phis.
27922 (gen_inbound_check): Handle default_case_nonstandard case.
27923 (process_switch): Adjust check_final_bb caller. Call
27924 gather_default_values with the first non-default case instead of
27925 default case if default_case_nonstandard.
27927 2017-05-02 Nathan Sidwell <nathan@acm.org>
27929 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
27930 check. Fix formatting.
27932 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
27934 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
27935 errors when comparing specialized and unspecialized times.
27937 2017-05-02 David Malcolm <dmalcolm@redhat.com>
27939 * diagnostic-show-locus.c
27940 (layout::should_print_annotation_line_p): Make private.
27941 (layout::print_annotation_line): Make private.
27942 (layout::annotation_line_showed_range_p): Make private.
27943 (layout::show_ruler): Make private.
27944 (layout::print_source_line): Make private. Pass in line and
27945 line_width, rather than calling location_get_source_line. Drop
27947 (layout::print_leading_fixits): New method.
27948 (layout::print_any_fixits): Rename to...
27949 (layout::print_trailing_fixits): ...this, and make private.
27950 Don't print newline fixits.
27951 (diagnostic_show_locus): Move logic for printing one row into...
27952 (layout::print_line): ...this new function. Move the
27953 location_get_source_line call and error-handling from
27954 print_source_line to here. Call print_leading_fixits, and rename
27955 print_any_fixits to print_trailing_fixits.
27956 (selftest::test_fixit_insert_containing_newline): Update now that
27957 newlines are partially supported.
27958 (selftest::test_fixit_insert_containing_newline_2): New test.
27959 (selftest::test_fixit_replace_containing_newline): Update comments.
27960 (selftest::diagnostic_show_locus_c_tests): Call the new test.
27961 * edit-context.c (class added_line): New class.
27962 (class edited_line): Describe newline handling in comment.
27963 (edited_line::actually_edited_p): New method.
27964 (edited_line::print_content): Delete redundant decl.
27965 (edited_line::m_predecessors): New field.
27966 (edited_file::print_content): Call edited_line::print_content.
27967 (edited_file::print_diff): Update to support newlines.
27968 (edited_file::print_diff_hunk): Likewise.
27969 (edited_file::print_run_of_changed_lines): New function.
27970 (edited_file::print_diff_line): Convert to...
27971 (print_diff_line): ...this.
27972 (edited_file::get_effective_line_count): New function.
27973 (edited_line::edited_line): Initialize new field m_predecessors.
27974 (edited_line::~edited_line): Clean up m_predecessors.
27975 (edited_line::apply_fixit): Handle newlines.
27976 (edited_line::get_effective_line_count): New function.
27977 (edited_line::print_content): New function.
27978 (edited_line::print_diff_lines): New function.
27979 (selftest::test_applying_fixits_insert_containing_newline): New
27981 (selftest::test_applying_fixits_replace_containing_newline): New
27983 (selftest::insert_line): New function.
27984 (selftest::test_applying_fixits_multiple_lines): Add example of
27986 (selftest::edit_context_c_tests): Call the new tests.
27988 2017-05-02 Bin Cheng <bin.cheng@arm.com>
27990 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
27991 parameter cand. Update dump information.
27992 (get_computation_cost): Update uses.
27994 2017-05-02 Bin Cheng <bin.cheng@arm.com>
27996 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
27997 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
27998 (get_computation_at, rewrite_use_address): Update use of
27999 get_computation_aff.
28001 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28003 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
28004 (get_computation): Delete.
28005 (get_computation_cost): Implement like get_computation_cost_at.
28006 Use get_computation_at.
28007 (get_computation_cost_at): Delete.
28008 (rewrite_use_nonlinear_expr): Use get_computation_at.
28009 (rewrite_use_compare, remove_unused_ivs): Ditto.
28011 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28013 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
28015 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28017 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
28018 (ivopts_global_cost_for_size): Rename parameter and update uses.
28019 (iv_ca_recount_cost): Update uses.
28020 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
28021 candidates seperately in n_invs and n_cands.
28022 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
28024 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28026 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
28027 (find_inv_vars_cb): New.
28028 (find_depends): Renamed to ...
28029 (find_inv_vars): ... this.
28030 (add_candidate_1, force_var_cost): Call find_inv_vars.
28031 (split_address_cost, determine_group_iv_cost_cond): Ditto.
28033 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28035 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
28036 inv_vars. Add inv_exprs.
28037 (struct iv_cand): Rename depends_on to inv_vars.
28038 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
28039 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
28040 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
28041 (dump_cand): Dump inv_vars.
28042 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
28043 (record_invariant, find_depends, add_candidate_1): Ditto.
28044 (set_group_iv_cost, force_var_cost): Ditto.
28045 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
28046 (get_computation_cost_at, get_computation_cost): Ditto.
28047 (determine_group_iv_cost_generic): Ditto.
28048 (determine_group_iv_cost_address): Ditto.
28049 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
28050 (determine_group_iv_costs): Ditto.
28051 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
28052 (iv_ca_set_remove_invariants): Renamed to ...
28053 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
28054 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
28055 (iv_ca_set_add_invariants): Renamed to ...
28056 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
28057 (iv_ca_set_cp): Use iv_ca_set_add_invs.
28058 (iv_ca_has_deps): Support inv_vars and inv_exprs.
28059 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
28060 (create_new_ivs): Remove useless dump.
28062 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28064 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
28066 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
28067 (iv_ca_set_no_cp, create_new_iv): Ditto.
28069 2017-05-02 Bin Cheng <bin.cheng@arm.com>
28071 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
28073 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
28075 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
28076 function tree_check2.
28078 2017-05-02 Martin Liska <mliska@suse.cz>
28080 * doc/gcov.texi: Add missing preposition.
28081 * gcov.c (function_info::function_info): Properly fill up
28082 all member variables.
28084 2017-05-02 Tamar Christina <tamar.christina@arm.com>
28086 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
28088 2017-05-02 Tamar Christina <tamar.christina@arm.com>
28090 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
28092 2017-05-02 Martin Liska <mliska@suse.cz>
28095 * lto-streamer-in.c (lto_read_tree_1): Remove
28096 LTO_STREAMER_DEBUG.
28097 * lto-streamer.c (struct tree_hash_entry): Likewise.
28098 (struct tree_entry_hasher): Likewise.
28099 (tree_entry_hasher::hash): Likewise.
28100 (tree_entry_hasher::equal): Likewise.
28101 (lto_streamer_init): Likewise.
28102 (lto_orig_address_map): Likewise.
28103 (lto_orig_address_get): Likewise.
28104 (lto_orig_address_remove): Likewise.
28105 * lto-streamer.h: Likewise.
28106 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
28107 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
28109 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
28111 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
28112 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
28113 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
28114 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
28115 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
28116 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
28117 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
28118 (mm_maskz_sub_ss): New intrinsics.
28119 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
28120 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
28121 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
28122 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
28123 (__builtin_ia32_subss_mask_round): New builtins.
28124 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
28125 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
28126 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
28128 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
28129 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
28131 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
28134 2017-05-02 Martin Jambor <mjambor@suse.cz>
28136 PR tree-optimization/78687
28137 * tree-sra.c (access): New field parent.
28138 (process_subtree_disqualification): New function.
28139 (disqualify_candidate): Call it.
28140 (build_accesses_from_assign): Reset write flag if creating an
28142 (build_access_subtree): Fill in parent field and also prpagate
28143 down grp_write flag.
28144 (create_artificial_child_access): New parameter set_grp_write, set
28145 grp_write to its value.
28146 (propagate_subaccesses_across_link): Also propagate grp_write flag
28148 (propagate_all_subaccesses): Push the closest parent back to work
28149 queue if add_access_to_work_queue returned true.
28151 2017-05-02 Richard Biener <rguenther@suse.de>
28153 * common.opt (fstrict-overflow): Alias negative to fwrapv.
28154 * doc/invoke.texi (fstrict-overflow): Remove all traces of
28155 -fstrict-overflow documentation.
28156 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
28157 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
28158 flag_strict_overflow.
28159 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
28160 * lto-opts.c (lto_write_options): Do not stream it.
28161 * lto-wrapper.c (merge_and_complain): Do not handle it.
28162 * opts.c (default_options_table): Do not set -fstrict-overflow.
28163 (finish_options): Likewise do not clear it when sanitizing.
28164 * simplify-rtx.c (simplify_const_relational_operation): Do not
28165 test flag_strict_overflow.
28167 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
28169 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
28170 using enabled attribute.
28171 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
28172 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
28173 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
28174 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
28175 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
28176 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
28177 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
28178 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
28179 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
28180 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
28182 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
28184 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
28186 2017-05-02 Richard Biener <rguenther@suse.de>
28188 PR tree-optimization/80591
28190 2017-04-10 Richard Biener <rguenther@suse.de>
28192 * tree-ssa-structalias.c (find_func_aliases): Properly handle
28195 2017-05-02 Richard Biener <rguenther@suse.de>
28197 PR tree-optimization/80549
28198 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
28199 (cleanup_tree_cfg_noloop): Create forwarders to known loop
28200 headers if they do not have a preheader.
28202 2017-05-02 Martin Liska <mliska@suse.cz>
28205 * common.opt: Fix typo.
28206 * doc/invoke.texi: Likewise.
28208 2017-05-01 Jan Beulich <jbeulich@suse.com>
28210 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
28211 swapping, add (x,x,m,x,n) alternative.
28213 2017-05-01 Nathan Sidwell <nathan@acm.org>
28215 * calls.c (combine_pending_stack_adjustment_and_call): Remove
28216 unnecessary unadjusted_alignment check.
28218 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
28221 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
28223 * gimplify.c (gimplify_cilk_detach): New function.
28224 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
28225 * tree-core.h: Document EXPR_CILK_SPAWN.
28226 * tree.h (EXPR_CILK_SPAWN): Define.
28228 2017-05-01 David Malcolm <dmalcolm@redhat.com>
28230 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
28231 to use new fixit_hint representation, using the "replace" logic.
28232 (get_line_span_for_fixit_hint): Likewise.
28233 (layout::print_any_fixits): Likewise.
28234 (selftest::test_one_liner_many_fixits): Rename to...
28235 (selftest::test_one_liner_many_fixits_1): ...this, and update
28236 comment and expected output to reflect that the multiple fix-it
28237 hints are now consolidated into one insertion.
28238 (selftest::test_one_liner_many_fixits_2): New test.
28239 (selftest::test_diagnostic_show_locus_one_liner): Update for
28241 (selftest::test_fixit_consolidation): Update for fix-it API
28243 * diagnostic.c (print_parseable_fixits): Likewise.
28244 * edit-context.c (edited_line::m_line_events): Convert from
28245 auto_vec <line_event *> to auto_vec <line_event>.
28246 (class line_event): Convert from abstract base class to a concrete
28247 class, taking over the role of replace_event.
28248 (class insert_event): Delete.
28249 (class replace_event): Rename to class line_event. Convert to
28251 (edit_context::add_fixits): Reimplement.
28252 (edit_context::apply_insert): Delete.
28253 (edit_context::apply_replace): Rename to...
28254 (edit_context::apply_fixit): ...this. Convert to half-open range.
28255 (edited_file::apply_insert): Delete.
28256 (edited_file::apply_replace): Rename to...
28257 (edited_file::apply_fixit): ...this.
28258 (edited_line::~edited_line): Drop deletion of events.
28259 (edited_line::apply_insert): Delete.
28260 (edited_line::apply_replace): Rename to...
28261 (edited_line::apply_fixit): ...this. Convert to half-open range.
28262 Update for change to type of m_line_events.
28263 * edit-context.h (edit_context::apply_insert): Delete.
28264 (edit_context::apply_replace): Rename to...
28265 (edit_context::apply_fixit): ...this.
28267 2017-05-01 Martin Sebor <msebor@redhat.com>
28269 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
28272 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
28275 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
28276 __get_cpuid_max returns 0.
28277 (__get_cpuid_count): Ditto.
28279 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
28281 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
28282 replacement expression is another instance of one of its arguments.
28284 2017-05-01 Jakub Jelinek <jakub@redhat.com>
28287 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
28288 check for stack push/pop autoinc.
28289 * config/i386/i386.c (ix86_agi_dependent): Return false
28290 if the only reason why modified_in_p returned true is that
28291 addr is SP based and set_insn is a push or pop.
28293 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
28295 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
28298 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
28301 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
28302 (account_size_time): Use two predicates - exec_pred and
28304 (evaluate_conditions_for_known_args): Compute both clause and
28306 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
28307 (inline_summary_t::duplicate): Update.
28308 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
28310 (compute_inline_parameters): Likewise.
28311 (estimate_edge_size_and_time): Update caluclation of time.
28312 (estimate_node_size_and_time): Compute both time and nonspecialized
28314 (estimate_ipcp_clone_size_and_time): Update.
28315 (inline_merge_summary): Update.
28316 (do_estimate_edge_time): Update.
28317 (do_estimate_edge_size): Update.
28318 (do_estimate_edge_hints): Update.
28319 (inline_read_section, inline_write_summary): Stream both new predicates.
28320 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
28322 (compute_inlined_call_time): Cleanup.
28323 (big_speedup_p): Update.
28324 (edge_badness): Update.
28325 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
28326 (size_time_entry): Replace predicate by exec_predicate and
28327 nonconst_predicate.
28328 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
28329 (estimate_edge_time): Return also nonspec_time.
28330 (reset_edge_growth_cache): Update.
28332 2017-04-29 Jakub Jelinek <jakub@redhat.com>
28334 PR rtl-optimization/80491
28335 * ifcvt.c (noce_process_if_block): When looking for x setter
28336 with missing else_bb, don't check only the insn right before
28337 cond_earliest, but look for the last insn that x is modified in
28338 within the same bb.
28340 PR rtl-optimization/80491
28341 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
28343 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
28345 PR tree-optimization/80487
28346 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
28348 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28350 PR tree-optimization/79697
28351 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
28352 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
28353 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
28355 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
28356 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
28358 2017-04-28 Martin Sebor <msebor@redhat.com>
28360 PR tree-optimization/80523
28361 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
28362 (init_target_to_host_charmap, target_to_host, target_strtol10): New
28364 (maybe_warn, format_directive, parse_directive): Use new functions.
28365 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
28367 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
28369 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
28371 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
28373 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
28374 target_header_dir): Set correctly.
28375 * configure: Regenerated.
28376 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
28377 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
28378 instead of SYSTEM_HEADER_DIR.
28380 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
28382 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
28383 (estimate_local_effects): Likewise.
28384 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
28385 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
28386 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
28387 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
28388 do_estimate_edge_time, estimate_edge_time): Likewise.
28389 * ipa-inline-analysis.c (estimate_node_size_and_time,
28390 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
28391 (estimate_time_after_inlining): Remove.
28393 2017-04-28 Martin Liska <mliska@suse.cz>
28395 * doc/gcov.texi: Enhance documentation of gcov.
28397 2017-04-28 Martin Liska <mliska@suse.cz>
28399 * doc/gcov.texi: Sort options in alphabetic order.
28400 * doc/gcov-dump.texi: Likewise.
28401 * doc/gcov-tool.texi: Likewise.
28402 * gcov.c (print_usage): Likewise.
28403 * gcov-dump.c (print_usage): Likewise.
28404 * gcov-tool.c (print_merge_usage_message): Likewise.
28405 (print_rewrite_usage_message): Likewise.
28406 (print_overlap_usage_message): Likewise.
28408 2017-04-28 Martin Liska <mliska@suse.cz>
28410 PR gcov-profile/53915
28411 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
28413 2017-04-28 Martin Liska <mliska@suse.cz>
28415 PR gcov-profile/79891
28416 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
28417 is marked by compiler as living on a line.
28418 (get_cycles_count): Remove usage of the union.
28419 (output_intermediate_file): Likewise.
28420 (find_source): Fix GNU coding style.
28421 (accumulate_line_counts): Remove old non-all block mode.
28422 (output_lines): Remove usage of the union.
28423 * profile.c (output_location): Include all BBs, even if
28424 belonging to a same line (and file) as a previous BB.
28426 2017-04-28 Martin Liska <mliska@suse.cz>
28428 * gcov.c (process_args): Handle new argument 'w'.
28429 (read_graph_file): Assign ID to BBs.
28430 (output_branch_count): Display BB # if verbose flag is set.
28431 (output_lines): Likewise for arcs.
28432 (print_usage): Add '--verbose' option help.
28433 * doc/gcov.texi: Document --verbose (-w) option.
28435 2017-04-28 Martin Liska <mliska@suse.cz>
28437 * gcov.c (struct block_location_info): New struct.
28438 (process_file): Fill up the new structure.
28439 (read_graph_file): Replace usage of encoding by the newly added
28441 (add_line_counts): Likewise.
28442 (accumulate_line_counts): Remove usage of the union.
28443 (function_info::function_info): New function.
28444 (function_info::~function_info): Likewise.
28445 (process_file): Call delete instead of release_function.
28446 (release_function): Release the function.
28447 (release_structures): Call delete instead of release_function.
28448 (solve_flow_graph): Replace usage of num_blocks.
28449 (find_exception_blocks): Likewise.
28450 (output_lines): Fix GNU coding style.
28452 2017-04-28 Martin Liska <mliska@suse.cz>
28455 * coverage.c (coverage_remove_note_file): New function.
28456 * coverage.h: Declare the function.
28457 * toplev.c (finalize): Clean if an error has been seen.
28459 2017-04-28 Martin Liska <mliska@suse.cz>
28461 PR gcov-profile/80031
28462 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
28463 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
28464 * gcov.c (read_graph_file): Read just number of blocks.
28465 * profile.c (branch_prob): Do not stream 0 flags per a basic
28468 2017-04-28 Martin Liska <mliska@suse.cz>
28470 * gcov-dump.c (tag_*): Add new argument to declarations.
28471 (dump_gcov_file): Likewise.
28472 (tag_blocks): Add and use new argument depth.
28473 (tag_arcs): Likewise.
28474 (tag_lines): Likewise.
28475 (tag_counters): Likewise.
28476 (tag_summary): Likewise.
28477 (dump_working_sets): Use depth to do a proper indentation.
28479 2017-04-28 Jakub Jelinek <jakub@redhat.com>
28482 * cgraph.h (symtab_node::debug_symtab): No longer inline.
28483 * symtab.c (symtab_node::debug_symtab): Move definition here.
28485 2017-04-28 Richard Biener <rguenther@suse.de>
28487 * lto-streamer.h (LTO_major_version): Bump to 7.
28489 2017-04-28 Richard Biener <rguenther@suse.de>
28491 * tree-vrp.c (assert_info): New struct.
28492 (add_assert_info): New helper.
28493 (register_edge_assert_for_2): Refactor to add asserts to a vector
28495 (register_edge_assert_for_1): Likewise.
28496 (register_edge_assert_for): Likewise.
28497 (finish_register_edge_assert_for): New helper actually registering
28498 asserts where live on edge.
28499 (find_conditional_asserts): Adjust.
28500 (find_switch_asserts): Likewise.
28501 (evrp_dom_walker::try_find_new_range): Generalize.
28502 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
28504 2017-04-27 Marek Polacek <polacek@redhat.com>
28507 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
28508 arg10 and arg11 to itype.
28510 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
28512 * doc/extend.texi (Object Size Checking): Improve grammar.
28514 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
28517 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
28518 that the logic for permitting reciprocal estimates matches that
28521 2017-04-27 Jakub Jelinek <jakub@redhat.com>
28524 * tree.c (type_cache_hasher::equal): Only compare
28525 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
28526 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
28527 non-aggregate element types.
28528 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
28529 about the flag on ARRAY_TYPEs in the comment, formatting fix.
28531 2017-04-27 Richard Biener <rguenther@suse.de>
28533 PR middle-end/80533
28534 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
28535 stripping ARRAY_REFs from MEM_EXPR make sure we're not
28536 keeping a reference to a trailing array.
28538 2017-04-27 Richard Biener <rguenther@suse.de>
28540 PR middle-end/80539
28541 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
28542 being in loop-closed SSA form conservatively.
28543 (chrec_fold_multiply_poly_poly): Likewise.
28545 2017-04-27 Tamar Christina <tamar.christina@arm.com>
28547 PR middle-end/79665
28548 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
28549 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
28551 2017-04-27 Jakub Jelinek <jakub@redhat.com>
28554 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
28555 (aarch64_function_arg_alignment): Return unsigned int again, but still
28556 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
28557 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
28558 Don't emit -Wpsabi note.
28559 (aarch64_function_arg_boundary): Likewise.
28560 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
28563 2017-04-26 Nathan Sidwell <nathan@acm.org>
28565 * tree.h (crc32_unsigned_n): Declare.
28566 (crc32_unsigned, crc32_unsigned): Make inline.
28567 * tree.c (crc32_unsigned_bits): Replace with ...
28568 (crc32_unsigned_n): ... this.
28569 (crc32_unsigned, crc32_byte): Remove.
28570 (crc32_string): Remove unnecessary braces.
28572 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
28574 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
28575 * ipa-inline-analysis.c (MAX_TIME): Remove.
28576 (account_size_time): Use sreal for time.
28577 (dump_inline_summary): Update.
28578 (estimate_function_body_sizes): Update.
28579 (estimate_edge_size_and_time): Update.
28580 (estimate_calls_size_and_time): Update.
28581 (estimate_node_size_and_time): Update.
28582 (inline_merge_summary): Update.
28583 (inline_update_overall_summary): Update.
28584 (estimate_time_after_inlining): Update.
28585 (inline_read_section): Update.
28586 (inline_write_summary): Update.
28587 * ipa-inline.c (compute_uninlined_call_time): Update.
28588 (compute_inlined_call_time): Update.
28589 (recursive_inlining): Update.
28590 (inline_small_functions): Update.
28591 (dump_overall_stats): Update.
28592 * ipa-inline.h: Include sreal.h.
28593 (size_time_entry): Turn time to sreal.
28594 (inline_summary): Turn self_time nad time to sreal.
28596 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
28598 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
28600 (sreal::stream_out, sreal::stream_in): New.
28601 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
28603 2017-04-25 Jakub Jelinek <jakub@redhat.com>
28605 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
28608 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
28611 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
28613 (dimode_scalar_chain::compute_convert_gain): Ditto.
28614 (dimode_scalar_chain::make_vector_copies): Ditto.
28615 (dimode_scalar_chain::convert_reg): Ditto.
28616 (dimode_scalar_chain::convert_insn): Ditto.
28617 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
28618 (VI248_AVX512BW_1): New mode iterator.
28619 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
28620 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
28623 2017-04-25 Martin Sebor <msebor@redhat.com>
28625 PR tree-optimization/80497
28626 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
28627 constants are representable in HOST_WIDE_INT.
28628 (parse_directive): Ditto.
28630 2017-04-25 Martin Sebor <msebor@redhat.com>
28633 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
28634 (new_zero_array): Adjust signature.
28635 (dom_info::dom_init): Used unsigned rather that size_t.
28636 (dom_info::dom_info): Same.
28638 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28639 Jakub Jelinek <jakub@redhat.com>
28642 * config/arm/arm.c: Include gimple.h.
28643 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
28644 returns negative, increment ncrn only if it returned positive.
28645 (arm_needs_doubleword_align): Return int instead of bool,
28646 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
28647 members, but if there is any such non-FIELD_DECL
28648 > PARM_BOUNDARY aligned decl, return -1 instead of false.
28649 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
28650 returns negative, increment nregs only if it returned positive.
28651 (arm_setup_incoming_varargs): Likewise.
28652 (arm_function_arg_boundary): Emit -Wpsabi note if
28653 arm_needs_doubleword_align returns negative, return
28654 DOUBLEWORD_ALIGNMENT only if it returned positive.
28656 2017-04-25 Marek Polacek <polacek@redhat.com>
28659 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
28660 first argument to type.
28662 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
28665 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
28666 type checks to test for compatibility instead of equality.
28668 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28669 Jakub Jelinek <jakub@redhat.com>
28672 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
28674 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
28675 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
28676 the alignment computation, but return their maximum in warn_alignment.
28677 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
28678 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
28680 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
28681 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
28684 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28686 * config/arc/simdext.md (dmpyh): Fix typo.
28688 2017-04-25 Richard Biener <rguenther@suse.de>
28690 PR tree-optimization/80492
28691 * alias.c (compare_base_decls): Handle registers with asm
28692 specification conservatively.
28693 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
28694 compare_base_decls returning dont-know properly.
28696 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28698 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
28699 (legitimate_offset_address_p): New function.
28700 (arc_legitimate_address_p): Use above function.
28702 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28704 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
28706 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28708 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
28709 ACCH registers whenever they are available.
28711 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28713 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
28714 double regs fix when not used.
28716 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28718 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
28720 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
28721 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
28723 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28725 * config/arc/arc.c (arc_output_addsi): Check for h-register class
28726 when emitting short ADD instructions.
28728 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
28730 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
28732 (cmpsi_cc_c_insn): Likewise.
28733 (cbranchsi4_scratch): Compute proper instruction length using
28734 compact_hreg_operand.
28735 * config/arc/predicates.md (compact_hreg_operand): New predicate.
28737 2017-04-25 Richard Biener <rguenther@suse.de>
28739 PR middle-end/80509
28740 * passes.c (pass_manager::pass_manager): Initialize
28741 m_name_to_pass_map.
28743 2017-04-25 Richard Biener <rguenther@suse.de>
28745 PR tree-optimization/79201
28746 * tree-ssa-sink.c (statement_sink_location): Handle calls.
28748 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28751 * config/s390/vector.md: Split MEM->GPR vector moves for
28752 non-s_operand addresses.
28754 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28757 * config/s390/predicates.md (reload_const_wide_int_operand): New
28759 * config/s390/s390.md ("movti"): Remove d/P alternative.
28760 ("movti_bigconst"): New pattern definition.
28762 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
28765 * s390-protos.h (s390_expand_cs_hqi): Removed.
28766 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
28767 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
28768 modes as well as CCZ1mode and CCZmode.
28769 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
28770 signature of s390_emit_compare_and_swap.
28771 (s390_expand_cs_hqi): Likewise, make static.
28772 (s390_expand_cs_tdsi): Generate an explicit compare before trying
28773 compare-and-swap, in some cases.
28774 (s390_expand_cs): Wrapper function.
28775 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
28777 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
28778 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
28779 patterns for small and large integers. Forbid symref memory operands.
28780 Move expander to s390.c. Require cc register.
28781 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
28782 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
28783 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
28784 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
28785 symref memory operands. Remove CC mode and call s390_match_ccmode
28787 ("atomic_exchange<mode>"): Allow and implement all integer modes.
28789 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
28791 * config/s390/s390.md (define_peephole2): New peephole to help
28792 combining the load-and-test pattern with volatile memory.
28794 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
28796 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
28797 with CCZmode for TARGET_Z196.
28799 2017-04-25 Jakub Jelinek <jakub@redhat.com>
28801 PR rtl-optimization/80501
28802 * combine.c (make_compound_operation_int): Set subreg_code to SET
28803 even for AND with mask of the sign bit of mode.
28805 PR rtl-optimization/80500
28806 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
28807 sum's initial value.
28809 2017-04-25 Julian Brown <julian@codesourcery.com>
28810 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
28812 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
28814 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
28816 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
28818 2017-04-25 Julian Brown <julian@codesourcery.com>
28819 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
28821 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
28822 (thunderx2t99_sha): New Reservation.
28824 2017-04-25 Julian Brown <julian@codesourcery.com>
28825 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
28827 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
28828 type for 1-element load.
28830 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
28832 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
28834 2017-04-24 Martin Jambor <mjambor@suse.cz>
28836 PR tree-optimization/80293
28837 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
28838 char arrays not totally scalarizable if it is false.
28839 (analyze_all_variable_accesses): Pass correct value in the new
28840 parameter. Add a statistics counter.
28842 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
28844 PR middle-end/79931
28845 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
28847 2017-04-24 Richard Biener <rguenther@suse.de>
28849 PR tree-optimization/80494
28850 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
28851 out for complex types.
28853 2017-04-24 Richard Biener <rguenther@suse.de>
28855 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
28856 * tree-ssa-sccvn.c (print_scc): Print SCC size.
28857 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
28858 (DFS): Adjust and never fail.
28859 (sccvn_dom_walker::fail): Remove.
28860 (sccvn_dom_walker::before_dom_children): Adjust.
28861 (run_scc_vn): Likewise and never fail.
28862 * tree-ssa-pre.c (pass_pre::execute): Adjust.
28863 (pass_fre::execute): Likewise.
28865 2017-04-24 Richard Biener <rguenther@suse.de>
28867 PR tree-optimization/79725
28868 * tree-ssa-sink.c (statement_sink_location): Return whether
28869 failure reason was zero uses. Move that check later.
28870 (sink_code_in_bb): Deal with zero uses by removing the stmt
28873 2017-04-24 Richard Biener <rguenther@suse.de>
28876 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
28877 pointer-based references.
28879 2017-04-24 Richard Biener <rguenther@suse.de>
28882 * pass_manager.h (pass_manager::operator new): Remove.
28883 (pass_manager::operator delete): Likewise.
28884 * passes.c (pass_manager::operator new): Remove.
28885 (pass_manager::operator delete): Likewise.
28886 (pass_manager::pass_manager): Zero individual pass members.
28888 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
28891 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
28892 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
28893 Check "XEXP (src, 1)" operand here.
28894 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
28895 Check "XEXP (src, 1)" operand here.
28896 (dimode_scalar_chain::make_vector_copies): Detect count register
28897 of a shift instruction. Zero extend count register from QImode
28898 to DImode to satisfy vector shift pattern count operand predicate.
28899 Substitute vector shift count operand with a DImode copy.
28900 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
28903 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
28905 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
28906 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
28907 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
28908 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
28909 (UNSPEC_NOREX_MEM): Remove definition.
28911 2017-04-21 Richard Biener <rguenther@suse.de>
28913 PR tree-optimization/79547
28914 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
28915 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
28916 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
28917 without any constraints.
28919 2017-04-21 Richard Biener <rguenther@suse.de>
28921 PR tree-optimization/78847
28922 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
28924 2017-04-21 Richard Biener <rguenther@suse.de>
28926 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
28927 (build_distinct_type_copy): Likewise.
28928 (build_variant_type_copy): Likewise.
28929 * tree.c (build_qualified_type): Pass down mem-stat info.
28930 (build_distinct_type_copy): Likewise.
28931 (build_variant_type_copy): Likewise.
28933 2017-04-21 Richard Biener <rguenther@suse.de>
28935 PR tree-optimization/80237
28936 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
28938 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
28939 for a simplified result.
28941 2016-04-21 Richard Biener <rguenther@suse.de>
28943 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
28944 sth as strict as a simple_iv but a chrec without symbols and an
28945 operand defined in the loop we are peeling (and not some subloop).
28946 (propagate_constants_for_unrolling): Propagate all constants.
28948 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
28951 * config/i386/i386.c (print_reg): Remove assert for disalowed
28952 regno values, call output_operand_lossage instead.
28954 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
28957 * config/i386/constraints.md (Yc): New register constraint.
28958 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
28959 Use Yc constraint for alternative 2 of operand 0. Remove
28960 preferred_for_speed attribute.
28962 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
28964 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
28965 lastprivate clauses in SIMT case.
28967 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
28969 * doc/invoke.texi (-Wextra-semi): Document new warning option.
28971 2017-04-20 Richard Biener <rguenther@suse.de>
28973 PR tree-optimization/57796
28974 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
28975 as N scalar stores.
28976 (vect_model_load_cost): Cost gathers as N scalar loads.
28978 2017-04-20 Richard Biener <rguenther@suse.de>
28980 * ggc-page.c (ggc_allocated_p): Rename to ...
28981 (safe_lookup_page_table_entry): ... this and return the lookup
28983 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
28985 2017-04-20 Richard Biener <rguenther@suse.de>
28987 PR tree-optimization/80453
28988 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
28989 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
28990 from the conditions.
28991 (vn_phi_eq): Pass them down.
28992 (vn_phi_lookup): Record them.
28993 (vn_phi_insert): Likewise.
28995 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
28997 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
28998 uninitialized variable warning to avoid buffer overrun.
29000 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
29003 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
29004 is suppressed for '{ 0 }' in C.
29006 2017-04-20 Jakub Jelinek <jakub@redhat.com>
29008 * BASE-VER: Set to 8.0.0.
29010 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
29012 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
29013 priority .init_array and .fini_array section with SECTION_NOTYPE
29016 2017-04-20 Jakub Jelinek <jakub@redhat.com>
29018 PR middle-end/80423
29019 * tree.h (build_array_type): Add typeless_storage default argument.
29020 * tree.c (type_cache_hasher::equal): Also compare
29021 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
29022 (build_array_type): Add typeless_storage argument, set
29023 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
29025 (build_nonshared_array_type): Adjust build_array_type_1 caller.
29026 (build_array_type): Likewise. Add typeless_storage argument.
29028 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
29029 Jakub Jelinek <jakub@redhat.com>
29031 PR tree-optimization/80426
29032 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
29033 operation on symbolic operands, also compute the overflow for the
29034 invariant part when the operation degenerates into a negation.
29036 2017-04-19 Jakub Jelinek <jakub@redhat.com>
29039 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
29040 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
29043 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
29045 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
29048 * config/avr/avr.c (tree.h): Include it.
29049 (cgraph.h): Include it.
29050 (avr_encode_section_info): Don't warn for uninitialized progmem
29051 variable if it's just an alias.
29053 2017-04-19 Richard Biener <rguenther@suse.de>
29056 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
29057 when needed by AutoPGO.
29059 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
29062 * doc/lto.texi: Remove an extra 'that'.
29064 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
29066 PR rtl-optimization/80429
29067 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
29068 are only used in debug insns.
29070 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
29071 Vladimir Makarov <vmakarov@redhat.com>
29073 * config/sparc/predicates.md (input_operand): Add comment. Return
29074 true for any memory operand when LRA is in progress.
29075 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
29077 2017-04-18 Jeff Law <law@redhat.com>
29080 * mips.md ({return,simple_return}_internal): Do not overwrite
29083 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29085 PR tree-optimization/80443
29086 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
29087 instead of adding 1, subtract -1 and similarly instead of subtracting
29090 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
29092 PR rtl-optimization/80357
29093 * haifa-sched.c (tmp_bitmap): New variable.
29094 (model_recompute): Handle duplicate use records.
29095 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
29096 (free_global_sched_pressure_data): Free it.
29098 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
29101 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
29102 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
29103 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
29104 instead of SYSTEM_HEADER_DIR.
29106 2017-04-18 Jeff Law <law@redhat.com>
29108 PR middle-end/80422
29109 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
29110 predecessors after walking up the insn chain.
29112 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29115 * dwarf2out.c (modified_type_die): Try harder not to emit internal
29116 sizetype type into debug info.
29118 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29121 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
29122 unneeded test for TARGET_UPPER_REGS_SF.
29123 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
29125 2017-04-18 Jakub Jelinek <jakub@redhat.com>
29128 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
29129 instead of gsi_after_labels.
29131 2017-04-18 Jeff Law <law@redhat.com>
29133 * regcprop.c (maybe_mode_change): Avoid creating copies of the
29137 2017-04-13 Jeff Law <law@redhat.com>
29138 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
29139 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
29141 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
29144 * config/avr/avr.c (intl.h): Include it.
29145 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
29147 2017-04-18 Martin Liska <mliska@suse.cz>
29149 PR gcov-profile/78783
29150 * gcov-tool.c (gcov_output_files): Validate that destination
29151 file is either removed by the tool or by a user.
29153 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
29154 Guy Benyei <guybe@mellanox.com>
29156 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
29157 block, and do not negate it, the stored id is already negative.
29159 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
29161 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
29163 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29166 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
29167 masks of options that should be turned off if the VSX vector
29168 options are turned off.
29169 (OTHER_P8_VECTOR_MASKS): Likewise.
29170 (OTHER_VSX_VECTOR_MASKS): Likewise.
29171 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
29172 rs6000_disable_incompatible_switches to validate no type switches
29174 (rs6000_incompatible_switch): New function to disallow turning on
29175 other vector options if -mno-vsx, -mno-power8-vector, or
29176 -mno-power9-vector are specified.
29178 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
29180 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
29182 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
29184 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
29185 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
29186 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
29187 (ARG_POINTER_CFA_OFFSET): Likewise.
29189 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
29191 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
29192 conditions to take advantage of various optimizations.
29194 2017-04-13 Jeff Law <law@redhat.com>
29196 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
29197 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
29198 (zero_extendsidi2_dext): Likewise.
29200 2017-04-13 Jakub Jelinek <jakub@redhat.com>
29203 * fold-const.c (fold_ternary_loc): Revert
29204 use op0 instead of fold_convert_loc (loc, type, arg0) part of
29207 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
29209 PR rtl-optimization/80343
29210 * lra-remat.c (update_scratch_ops): Assign original hard reg to
29211 new scratch pseudo.
29213 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
29216 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
29217 to ubsan_encode_value.
29219 2017-04-13 Jeff Law <law@redhat.com>
29221 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
29222 appearing in DEBUG_INSNs.
29224 2017-04-13 Martin Liska <mliska@suse.cz>
29226 PR gcov-profile/80413
29227 * gcov-io.c (gcov_write_string): Copy to buffer just when
29228 allocated size is greater than zero.
29230 2017-04-13 Jakub Jelinek <jakub@redhat.com>
29233 * dwarf2out.c (decls_for_scope): Ignore declarations of
29234 current_function_decl in BLOCK_NONLOCALIZED_VARS.
29236 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
29239 * ipa-visibility.c (non_local_p): Fix typos.
29240 (localize_node): When localizing symbol in same comdat group,
29241 dissolve the group only when we know external symbols are going
29243 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
29245 2017-04-12 Jakub Jelinek <jakub@redhat.com>
29247 PR tree-optimization/79390
29248 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
29249 order does not result in usable sequence, retry with reversed operand
29255 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
29256 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
29257 op0 instead of fold_convert_loc (loc, type, arg0).
29259 2017-04-12 Jeff Law <law@redhat.com>
29261 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
29262 has a delay slot in the generated code.
29264 * config/cris/cris.md (cris_preferred_reload_class): Return
29265 GENNONACR_REGS rather than GENERAL_REGS.
29267 2017-04-12 Jakub Jelinek <jakub@redhat.com>
29270 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
29271 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
29272 signedness of the result type.
29274 2017-04-12 Richard Biener <rguenther@suse.de>
29275 Jeff Law <law@redhat.com>
29277 PR tree-optimization/80359
29278 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
29279 trim stores to TARGET_MEM_REFs.
29281 2017-04-12 Richard Biener <rguenther@suse.de>
29283 PR tree-optimization/79390
29284 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
29285 threading case even more.
29287 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
29290 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
29291 for quad_address_p for TImode, instead of just not indexed_address.
29293 2017-04-12 Richard Biener <rguenther@suse.de>
29294 Bernd Edlinger <bernd.edlinger@hotmail.de>
29296 PR middle-end/79671
29297 * alias.c (component_uses_parent_alias_set_from): Handle
29298 TYPE_TYPELESS_STORAGE.
29299 (get_alias_set): Likewise.
29300 * tree-core.h (tree_type_common): Add typeless_storage flag.
29301 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
29302 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
29303 for types containing members with TYPE_TYPELESS_STORAGE.
29304 (place_field): Likewise.
29305 (layout_type): Likewise for ARRAY_TYPE.
29306 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
29307 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
29308 TYPE_TYPELESS_STORAGE.
29309 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29311 2017-04-12 Jakub Jelinek <jakub@redhat.com>
29314 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
29315 first argument to type.
29317 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29321 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
29322 CONST0_RTX (mode) rather than const0_rtx where appropriate.
29323 (rs6000_expand_binop_builtin): Likewise.
29324 (rs6000_expand_ternop_builtin): Likewise; also add missing
29325 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
29326 vshasigma built-ins.
29327 * doc/extend.texi: Document that vec_xxpermdi's third argument
29328 must be a constant.
29330 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
29332 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
29333 Use shift_const cost parameter when calculating gain of STV shifts.
29335 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
29337 PR rtl-optimization/70478
29338 * lra-constraints.c (process_alt_operands): Check memory for
29339 disfavoring memory insn operand.
29341 2017-04-11 Jakub Jelinek <jakub@redhat.com>
29343 PR middle-end/80100
29344 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
29345 left shift in unsigned HOST_WIDE_INT type.
29347 PR rtl-optimization/80385
29348 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
29349 (not (neg X)) into (plus X -1) for complex or non-integral modes.
29352 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
29353 if they have any depend clauses.
29355 2017-04-11 Martin Liska <mliska@suse.cz>
29358 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
29359 * ipa-split.c (split_function): Create a local comdat symbol
29360 if caller is in a comdat group.
29362 2017-04-11 Martin Liska <mliska@suse.cz>
29365 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
29368 2017-04-11 Martin Sebor <msebor@redhat.com>
29370 PR middle-end/80364
29371 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
29372 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
29374 (directive::set_width, directive::set_precision, format_character):
29376 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
29379 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
29382 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
29383 conflict, set target->arch_name instead of target->cpu_name.
29385 2017-04-11 Richard Biener <rguenther@suse.de>
29387 PR tree-optimization/80374
29388 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
29389 build_zero_cst, remove fold_convertible_p check again.
29391 2017-04-11 Martin Liska <mliska@suse.cz>
29394 * ubsan.c (instrument_object_size): Do not instrument register
29397 2017-04-11 Jakub Jelinek <jakub@redhat.com>
29400 * config/i386/i386-builtin-types.def
29401 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
29402 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
29403 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
29404 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
29405 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
29406 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
29407 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
29408 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
29409 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
29410 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
29411 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
29412 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
29413 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
29414 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
29415 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
29416 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
29417 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
29418 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
29419 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
29420 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
29421 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
29422 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
29423 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
29424 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
29425 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
29426 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
29427 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
29428 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
29429 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
29430 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
29431 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
29432 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
29433 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
29434 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
29435 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
29436 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
29437 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
29438 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
29439 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
29440 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
29441 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
29442 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
29443 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
29444 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
29445 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
29446 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
29448 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
29449 flag to second_arg_count, handle 4 argument function type _COUNT
29450 aliases, handle second_arg_count on second argument rather than last.
29452 2017-04-10 Jeff Law <law@redhat.com>
29454 PR tree-optimization/80374
29455 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
29456 record anything if we can not convert integer_zero_node to the
29459 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
29462 * config/rs6000/rs6000.c (rs6000_option_override_internal):
29463 Enhance special handling given to the TARGET_P9_MINMAX option in
29464 relation to certain other options.
29466 2017-04-10 Bin Cheng <bin.cheng@arm.com>
29468 PR tree-optimization/80153
29469 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
29470 remove POINTER_PLUS_EXPR's base part directly, rather than through
29473 2017-04-10 Richard Biener <rguenther@suse.de>
29474 Bin Cheng <bin.cheng@arm.com>
29476 PR tree-optimization/80153
29477 * tree-affine.c (aff_combination_to_tree): Get base pointer from
29478 the first element of pointer type aff_tree. Build result expr in
29480 (add_elt_to_tree): Convert to type unconditionally. Remove other
29481 fold_convert calls.
29482 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
29483 (rewrite_use_nonlinear_expr): Check invariant using iv information.
29485 2017-04-10 Richard Biener <rguenther@suse.de>
29487 * tree-ssa-structalias.c (find_func_aliases): Properly handle
29490 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
29492 PR rtl-optimization/70478
29493 * lra-constraints.c (curr_small_class_check): New.
29494 (update_and_check_small_class_inputs): New.
29495 (process_alt_operands): Update curr_small_class_check. Disfavor
29496 alternative insn memory operands. Check available regs for small
29499 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
29502 * config/mips/mips.opt (-mvirt): Update description.
29503 * doc/invoke.texi (-mvirt): Likewise.
29505 2017-04-10 Richard Biener <rguenther@suse.de>
29507 PR middle-end/80362
29508 * fold-const.c (fold_binary_loc): Look at unstripped ops when
29509 looking for NEGATE_EXPR in -A / -B to A / B folding.
29511 2017-04-10 Martin Liska <mliska@suse.cz>
29513 PR gcov-profile/80224
29514 * gcov.c (print_usage): Fix usage string.
29515 (get_gcov_intermediate_filename): Remove.
29516 (output_gcov_file): Use both for normal and intermediate format.
29517 (generate_results): Do not initialize special file for
29518 intermediate format.
29520 2017-04-10 Richard Biener <rguenther@suse.de>
29522 PR tree-optimization/80304
29523 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
29526 2017-04-10 Nathan Sidwell <nathan@acm.org>
29529 * config/rs6000/rs6000.c (rs6000_vector_type): New.
29530 (rs6000_init_builtins): Use it.
29532 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29534 * config/arm/arm.md (<mrc>): Add mode to SET source.
29535 (<mrrc>): Likewise.
29537 2017-04-10 Richard Biener <rguenther@suse.de>
29539 PR middle-end/80344
29540 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
29542 2017-04-10 Jakub Jelinek <jakub@redhat.com>
29545 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
29546 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
29547 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
29548 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
29549 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
29550 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
29551 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
29552 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
29553 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
29554 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
29555 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
29556 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
29557 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
29558 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
29559 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
29560 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
29561 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
29562 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
29563 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
29564 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
29565 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
29566 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
29567 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
29569 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
29571 PR rtl-optimization/70478
29572 * lra-constraints.c: Reverse the last patch.
29574 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
29576 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
29577 Add comment for WCHAR_T.
29579 2017-04-08 Martin Liska <mliska@suse.cz>
29582 2017-04-07 Martin Liska <mliska@suse.cz>
29585 * ipa-split.c (split_function): Add function part to a same comdat
29588 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
29591 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
29593 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
29595 * rs6000/rs6000.c (vec_load_pendulum): Rename...
29596 (vec_pairing): ...to this.
29597 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
29598 (rs6000_sched_init): Adjust for name change.
29599 (struct rs6000_sched_context): Likewise.
29600 (rs6000_init_sched_context): Likewise.
29601 (rs6000_set_sched_context): Likewise.
29603 2017-04-07 Jakub Jelinek <jakub@redhat.com>
29609 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
29611 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
29612 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
29613 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
29615 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
29617 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
29619 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
29621 PR rtl-optimization/70703
29622 * ira-color.c (update_conflict_hard_regno_costs): Use
29623 int64_t instead of HOST_WIDE_INT.
29625 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
29627 PR rtl-optimization/70478
29628 * lra-constraints.c (process_alt_operands): Disfavor alternative
29629 insn memory operands.
29631 2017-04-07 Jeff Law <law@redhat.com>
29633 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
29634 CALL and NOTE_INSN_CALL_ARG_LOCATION.
29636 2017-04-07 Martin Liska <mliska@suse.cz>
29639 * config/aarch64/aarch64.c (aarch64_process_target_attr):
29640 Show error message instead of an ICE.
29642 2017-04-07 Martin Liska <mliska@suse.cz>
29645 * ipa-split.c (split_function): Add function part to a same comdat
29648 2017-04-07 Richard Biener <rguenther@suse.de>
29650 PR middle-end/80341
29651 * tree.c (get_unwidened): Also handle ! for_type case for
29653 * convert.c (do_narrow): Split out from ...
29654 (convert_to_integer_1): ... here. Do not pass final truncation
29655 type to get_unwidened for TRUNC_DIV_EXPR.
29657 2017-04-07 Richard Biener <rguenther@suse.de>
29659 * tree-affine.c (wide_int_ext_for_comb): Take type rather
29661 (aff_combination_const): Adjust.
29662 (aff_combination_scale): Likewise.
29663 (aff_combination_add_elt): Likewise.
29664 (aff_combination_add_cst): Likewise.
29665 (aff_combination_convert): Likewise.
29666 (add_elt_to_tree): Likewise. Remove unused argument.
29667 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
29669 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
29671 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
29673 * config/arm/arm.c (arm_default_short_enums): Use
29674 ARM_DEFAULT_SHORT_ENUMS.
29675 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
29677 2017-04-06 Jakub Jelinek <jakub@redhat.com>
29680 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
29681 members with redundant out-of-class redeclaration.
29683 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
29686 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
29687 * config/i386/i386.md (*zero_extendsidi2):
29688 Add (?*x,*x) and (?*v,*v) alternatives.
29690 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
29693 * config/i386/i386.c (ix86_expand_builtin)
29694 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
29695 mode from insn data. Convert operands to insn operand mode.
29696 Copy operands that don't satisfy insn predicate to a register.
29698 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
29700 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
29703 2017-04-06 Richard Biener <rguenther@suse.de>
29705 PR tree-optimization/80334
29706 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
29707 preserve alignment of accesses.
29709 2017-04-06 Richard Biener <rguenther@suse.de>
29711 PR tree-optimization/80262
29712 * tree-sra.c (build_ref_for_offset): Preserve address-space
29714 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
29715 Drop useless address-space information on MEM_REF offsets.
29717 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
29719 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
29721 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
29723 PR rtl-optimization/70703
29724 * ira-color.c (update_conflict_hard_regno_costs): Use
29725 HOST_WIDE_INT instead of long.
29727 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
29730 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
29731 not defined for x86_64 target. Add -mmmx target option when __SSE2__
29733 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
29734 for x86_64 target. Handle -m3dnowa option.
29736 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
29738 PR rtl-optimization/70703
29739 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
29740 (update_conflict_hard_regno_costs): Use long instead of unsigned
29741 arithmetic for cost calculation.
29743 2017-04-05 Jakub Jelinek <jakub@redhat.com>
29744 Bernd Edlinger <bernd.edlinger@hotmail.de>
29747 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
29750 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
29753 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
29754 ptr_mode with Pmode throughout.
29755 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
29756 into probe_stack_range and use DImode.
29758 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29761 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
29762 call_eh_return is true.
29764 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29766 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
29767 Initialize last_match_fntype_index.
29769 2017-04-05 Jakub Jelinek <jakub@redhat.com>
29772 * tree-nvr.c: Include internal-fn.h.
29773 (pass_return_slot::execute): Ignore internal calls without
29776 2017-04-04 Jakub Jelinek <jakub@redhat.com>
29777 Richard Biener <rguenther@suse.de>
29780 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
29781 captures used multiple times, except for the last use.
29782 * generic-match-head.c: Include gimplify.h.
29784 2017-04-04 Jakub Jelinek <jakub@redhat.com>
29786 PR tree-optimization/79390
29787 * target.h (struct noce_if_info): Declare.
29788 * targhooks.h (default_noce_conversion_profitable_p): Declare.
29789 * target.def (noce_conversion_profitable_p): New target hook.
29790 * ifcvt.h (struct noce_if_info): New type, moved from ...
29791 * ifcvt.c (struct noce_if_info): ... here.
29792 (noce_conversion_profitable_p): Renamed to ...
29793 (default_noce_conversion_profitable_p): ... this. No longer
29795 (noce_try_store_flag_constants, noce_try_addcc,
29796 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
29797 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
29798 instead of noce_conversion_profitable_p.
29799 * config/i386/i386.c: Include ifcvt.h.
29800 (ix86_option_override_internal): Don't override
29801 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
29802 (ix86_noce_conversion_profitable_p): New function.
29803 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
29804 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
29805 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
29806 * doc/tm.texi: Regenerated.
29808 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29810 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
29813 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
29816 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
29817 instructions for small multiply cores.
29819 2017-04-04 Jeff Law <law@redhat.com>
29821 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
29823 (mips_expand_vec_perm_const): Initialize elements in orig_perm
29824 that are not set by the loop over the elements.
29826 2017-04-04 Jakub Jelinek <jakub@redhat.com>
29829 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
29830 int mode, convert_modes it to mode as unsigned, otherwise use
29831 lowpart_subreg to mode rather than SImode.
29832 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
29833 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
29834 Use DImode instead of SImode for the shift count operand.
29835 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
29838 2017-04-04 Richard Biener <rguenther@suse.de>
29840 PR middle-end/80281
29841 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
29842 arithmetic done for the negate or the plus. Simplify.
29843 (A - (-B) -> A + B): Likewise.
29844 * fold-const.c (split_tree): Make sure to not negate pointers.
29846 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
29848 PR rtl-optimization/60818
29849 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
29850 a compare of comparisons with the thing compared if this results
29851 in a different machine mode.
29853 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
29855 * alias.c (base_alias_check): Fix typo in comment.
29856 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
29857 * cgraphunit.c (symbol_table::compile): Likewise.
29858 * collect2.c (maybe_run_lto_and_relink): Likewise.
29859 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
29860 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
29861 * config/avr/avr.c (avr_map_op_t): Likewise.
29862 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
29863 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
29864 * config/epiphany/epiphany.md (movcc): Likewise.
29865 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
29866 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
29868 * config/mips/mips.c (mips_save_restore_reg): Likewise.
29869 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
29870 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
29871 * config/sh/sh.c (sh_rtx_costs): Likewise.
29872 * fold-const.c (fold_truth_andor): Likewise.
29873 * genautomata.c (collapse_flag): Likewise.
29874 * gengtype.h (struct type::u::s): Likewise.
29875 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
29876 * input.c (FORMAT_AMOUNT): Likewise.
29877 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
29878 (known_aggs_to_agg_replacement_list): Likewise.
29879 * ipa-inline-analysis.c: Likewise.
29880 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
29881 * ipa-polymorphic-call.c
29882 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
29883 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
29884 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
29886 * modulo-sched.c (apply_reg_moves): Likewise.
29887 * omp-expand.c (build_omp_regions_1): Likewise.
29888 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
29889 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
29890 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
29891 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
29892 * value-prof.c: Likewise.
29893 * var-tracking.c (val_reset): Likewise.
29895 2017-04-03 Richard Biener <rguenther@suse.de>
29897 PR tree-optimization/80275
29898 * fold-const.c (split_address_to_core_and_offset): Handle
29901 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
29903 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
29904 descriptors is at least equal to that of functions.
29906 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
29908 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
29910 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
29913 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
29914 (mov<IMOD4:mode>): New expander.
29915 (*mov<IMOD4:mode>_internal): New insn and split pattern.
29917 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
29919 PR rtl-optimization/79405
29920 * fwprop.c (propagations_left): New variable.
29921 (forward_propagate_into): Decrement it.
29922 (fwprop_init): Initialize it.
29923 (fw_prop): If the variable has reached zero, stop propagating.
29924 (fwprop_addr): Ditto.
29926 2017-03-31 Jakub Jelinek <jakub@redhat.com>
29929 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
29930 a FUNCTION_DECL, pass it as decl instead of origin to
29933 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
29935 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
29938 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
29941 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
29942 TARGET_VSX_SMALL_INTEGER.
29944 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29946 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
29947 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
29949 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
29951 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
29952 extraction from odd-numbered MSA register.
29954 2017-03-31 Jakub Jelinek <jakub@redhat.com>
29956 PR middle-end/80173
29957 * expmed.c (store_bit_field_1): Don't attempt to create
29958 a word subreg out of hard registers wider than word if they
29959 have HARD_REGNO_NREGS of 1 for their mode.
29961 PR middle-end/80163
29962 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
29963 conversions to integer types wider than word and pointer.
29966 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
29967 (rtx_equal_for_cselib_p): Pass 0 to it.
29968 * cselib.c (cselib_hasher::equal): Likewise.
29969 (rtx_equal_for_cselib_1): Add depth argument. If depth
29970 is 128, don't look up VALUE locs and punt. Increment
29971 depth in recursive calls when walking VALUE locs.
29973 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
29975 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
29976 (make_gcov_file_name): Use the canonical path name for generating
29978 (read_line): Fix handling of files with ascii null bytes.
29980 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
29982 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
29983 to initialise a vector register instead
29984 of using a const_int.
29986 2017-03-30 Jakub Jelinek <jakub@redhat.com>
29988 PR translation/80189
29989 * gimplify.c (omp_default_clause): Use %qs instead of %s in
29990 diagnostic messages.
29992 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
29995 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
29996 (dfp_diex_<mode>): Update mode of operand 1.
29997 * doc/extend.texi (dxex, dxexq): Document change to return type.
29998 (diex, diexq): Document change to argument type.
30000 2017-03-30 Martin Jambor <mjambor@suse.cz>
30003 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
30004 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
30005 it reflects the signature changes performed at the callee side.
30006 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
30007 to cgraph_build_function_type_skip_args.
30008 (build_function_decl_skip_args): Adjust call to the above function.
30010 2017-03-30 Jakub Jelinek <jakub@redhat.com>
30013 * config/i386/sse.md
30014 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
30015 register as dest whenever it is a MEM not rtx_equal_p to the
30016 corresponding dup operand, and when forcing into reg move the
30017 reg into the memory afterwards.
30018 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
30019 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
30020 for the force_reg mode.
30021 (avx512vl_vextractf128<mode>): Use register as dest either
30022 always when a MEM, or when it is a MEM not rtx_equal_p to the
30023 corresponding dup operand, or even not when it is a CONST_VECTOR
30024 depending on the mode and lo vs. hi.
30025 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
30027 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
30028 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
30029 Likewise. Require that operands[2] is even.
30030 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
30031 Remove extraneous parens. Require that operands[2] is a multiple
30033 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
30034 operands[0] is a MEM if <mask_applied>, the predicates/constraints
30035 disallow memory then.
30037 2017-03-30 Richard Biener <rguenther@suse.de>
30039 PR tree-optimization/77498
30040 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
30041 to non-constants over backedges.
30043 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
30045 PR rtl-optimization/80233
30046 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
30047 as last_combined_insn. Do not test for BARRIER_P separately.
30049 2017-03-29 Andreas Schwab <schwab@suse.de>
30052 * calls.c (prepare_call_address): Convert funexp to Pmode before
30053 copying to temp reg.
30055 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30057 PR tree-optimization/80158
30058 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
30059 Handle possible future case of more than one alternate
30061 (replace_rhs_if_not_dup): Likewise.
30062 (replace_one_candidate): Likewise.
30064 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
30066 PR rtl-optimization/80193
30067 * ira.c (ira): Do not check allocation for LRA.
30069 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
30071 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
30072 (nvptx_output_simt_exit): Declare.
30073 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
30074 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
30075 (init_softstack_frame): Move initialization of crtl->is_leaf to...
30076 (nvptx_declare_function_name): ...here. Emit declaration of local
30077 memory space buffer for omp_simt_enter insn.
30078 (nvptx_output_unisimt_switch): New.
30079 (nvptx_output_softstack_switch): New.
30080 (nvptx_output_simt_enter): New.
30081 (nvptx_output_simt_exit): New.
30082 * config/nvptx/nvptx.h (struct machine_function): New fields
30083 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
30084 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
30085 (UNSPECV_SIMT_EXIT): Ditto.
30086 (omp_simt_enter_insn): New insn.
30087 (omp_simt_enter): New expansion.
30088 (omp_simt_exit): New insn.
30089 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
30091 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
30092 (expand_GOMP_SIMT_ENTER_ALLOC): New.
30093 (expand_GOMP_SIMT_EXIT): New.
30094 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
30095 (GOMP_SIMT_ENTER_ALLOC): Ditto.
30096 (GOMP_SIMT_EXIT): Ditto.
30097 * target-insns.def (omp_simt_enter): New insn.
30098 (omp_simt_exit): Ditto.
30099 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
30101 (lower_rec_simd_input_clauses): Implement SIMT privatization.
30102 (lower_rec_input_clauses): Likewise.
30103 (lower_lastprivate_clauses): Handle SIMT privatization.
30105 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
30106 (ompdevlow_adjust_simt_enter): New.
30107 (find_simtpriv_var_op): New.
30108 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
30109 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
30111 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
30112 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
30113 (copy_decl_for_dup_finish): Ditto.
30115 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
30117 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
30120 * config/i386/i386.c (ix86_option_override_internal): Always
30121 allow -mpreferred-stack-boundary=3 for 64-bit targets.
30123 2017-03-28 Bin Cheng <bin.cheng@arm.com>
30125 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
30127 2017-03-28 Bin Cheng <bin.cheng@arm.com>
30129 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
30130 mark new edge's irreducible flag accordign to it.
30131 (vect_do_peeling): Check loop preheader edge's irreducible flag
30132 and pass it to function slpeel_add_loop_guard.
30134 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
30136 PR tree-optimization/80218
30137 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
30138 Update block frequencies and counts.
30140 2017-03-28 Richard Biener <rguenther@suse.de>
30142 PR tree-optimization/78644
30143 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
30144 of a simplification result we may not use it at all.
30146 2017-03-28 Richard Biener <rguenther@suse.de>
30149 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
30150 without arguments, generate default definition of a SSA name.
30152 2017-03-28 Richard Biener <rguenther@suse.de>
30154 PR middle-end/80222
30155 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
30156 TYPE_REF_CAN_ALIAS_ALL references.
30157 * fold-const.c (fold_indirect_ref_1): Likewise.
30159 2017-03-28 Martin Liska <mliska@suse.cz>
30162 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
30163 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
30165 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
30166 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
30168 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
30169 (EXTRA_SPECS): Define.
30170 (SUBTARGET_EXTRA_SPECS): Likewise.
30171 (SUBTARGET_CPP_SPEC): Likewise.
30172 * config/arc/elf.h (EXTRA_SPECS): Renamed to
30173 SUBTARGET_EXTRA_SPECS.
30174 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
30176 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
30178 * config/arc/simdext.md (vst64_insn): Update pattern.
30179 (vld32wh_insn): Likewise.
30180 (vld32wl_insn): Likewise.
30181 (vld64_insn): Likewise.
30182 (vld32_insn): Likewise.
30184 2017-03-28 Marek Polacek <polacek@redhat.com>
30187 * fold-const.c (fold_comparison): Use protected_set_expr_location
30188 instead of SET_EXPR_LOCATION.
30190 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
30192 * tree.c (add_expr): Avoid name lookup warning.
30194 2017-03-27 Jeff Law <law@redhat.com>
30196 PR tree-optimization/80216
30197 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
30198 function name. Limit recursion depth.
30199 (record_temporary_equivalences): Corresponding changes.
30201 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
30203 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
30206 2017-03-27 Jakub Jelinek <jakub@redhat.com>
30209 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
30211 * cfgcleanup.c (reg_note_cfa_p): New array.
30212 (insns_have_identical_cfa_notes): New function.
30213 (old_insns_match_p): Don't cross-jump in between /f
30214 and non-/f instructions. If both i1 and i2 are frame related,
30215 verify all CFA notes, their order and content.
30217 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
30220 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
30221 HImode and SImode with zero extend to DImode to one insn.
30222 (bswap<mode>2_extenddi): Likewise.
30223 (bswapsi2_extenddi): Likewise.
30224 (bswaphi2_extendsi): Likewise.
30225 (bswaphi2): Combine bswap HImode and SImode into one insn.
30226 Separate memory insns from swapping register.
30227 (bswapsi2): Likewise.
30228 (bswap<mode>2): Likewise.
30229 (bswaphi2_internal): Delete, no longer used.
30230 (bswapsi2_internal): Likewise.
30231 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
30232 store, and gpr<-gpr swap insns.
30233 (bswap<mode>2_store): Likewise.
30234 (bswaphi2_reg): Register only splitter, combine with the splitter.
30235 (bswaphi2 splitter): Likewise.
30236 (bswapsi2_reg): Likewise.
30237 (bswapsi2 splitter): Likewise.
30238 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
30239 the insns into load, store, and register/register insns.
30240 (bswapdi2_ldbrx): Likewise.
30241 (bswapdi2_load): Likewise.
30242 (bswapdi2_store): Likewise.
30243 (bswapdi2_reg): Likewise.
30245 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
30247 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
30248 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
30250 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
30253 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
30255 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
30256 special handling for target option conflicts between dform
30257 options (-mpower9-dform, -mpower9-dform-vector,
30258 -mpower9-dform-scalar) and -mno-direct-move.
30260 2017-03-27 Richard Biener <rguenther@suse.de>
30262 PR tree-optimization/80181
30263 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
30265 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
30267 * config/arc/predicates.md (move_double_src_operand): Replace the
30268 call to move_double_src_operand with a call to address_operand.
30270 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
30272 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
30273 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
30274 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
30276 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
30278 * config/arc/predicates.md (long_immediate_loadstore_operand):
30279 Consider scaled addresses cases.
30281 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
30283 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
30284 restored when in interrupt.
30285 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
30286 doesn't have delay slot.
30288 2017-03-27 Richard Biener <rguenther@suse.de>
30291 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
30292 inlined thunk clones.
30294 2017-03-27 Jakub Jelinek <jakub@redhat.com>
30297 * asan.c (instrument_derefs): Copy over last operand from
30298 original COMPONENT_REF to the new COMPONENT_REF with
30299 DECL_BIT_FIELD_REPRESENTATIVE.
30300 * ubsan.c (instrument_object_size): Likewise.
30302 2017-03-27 Richard Biener <rguenther@suse.de>
30304 PR tree-optimization/80170
30305 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
30306 sure DR/SCEV didnt fold in constants we do not see when looking
30307 at the reference base alignment.
30309 2017-03-27 Richard Biener <rguenther@suse.de>
30311 PR middle-end/80171
30312 * gimple-fold.c (fold_ctor_reference): Properly guard against
30313 NULL return value from canonicalize_constructor_val.
30315 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
30318 * config/i386/i386.c (ix86_expand_builtin)
30319 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
30320 flags reg setting and flags reg using instructions.
30321 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
30322 clobbering instructions to zero extend op2.
30324 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
30326 * doc/install.texi (Configuration) <--with-aix-soname>:
30327 Update link to AIX ld.
30329 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
30331 PR rtl-optimization/80160
30332 PR rtl-optimization/80159
30333 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
30334 reg_alternate_class into account.
30336 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
30339 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
30340 to consider in curr_insn_transform.
30342 2017-03-24 Jakub Jelinek <jakub@redhat.com>
30344 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
30345 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
30346 and emit_mode_inner.
30348 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30350 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
30351 argument to the overloaded builtin variants. Use the new flag to
30352 deprecate certain builtin variants.
30353 * config/s390/s390-builtin-types.def: Add new builtin types.
30354 * config/s390/s390-builtins.h: Support new flags field for
30355 overloaded builtins.
30356 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
30357 (s390_macro_to_expand): Enable vector float data type.
30358 (s390_cpu_cpp_builtins_internal): Indicate support of the new
30359 builtins by incrementing the __VEC__ version number.
30360 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
30362 (s390_resolve_overloaded_builtin): Emit error messages depending
30363 on the builtin flags.
30364 * config/s390/s390.c (s390_expand_builtin): Support additional
30365 flags argument. Change error message to match the messages
30366 emitted in s390-c.c.
30367 * config/s390/s390.md: New UNSPEC_* constants.
30368 (op_type): Add new instruction types.
30369 * config/s390/vecintrin.h: Add new builtins and test data class
30371 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
30372 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
30373 (VEC_INEXACT, VEC_NOINEXACT): New constants.
30374 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
30375 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
30376 ("vec_mergel<mode>"): V_HW -> VEC_HW.
30378 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
30379 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
30380 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
30381 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
30383 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
30384 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
30385 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
30386 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
30388 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
30389 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
30390 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
30391 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
30392 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
30393 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
30394 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
30396 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
30397 ("vec_scatter_element<V_HW_4:mode>_DI")
30398 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
30399 ("vec_fpint<mode>", "vflls")
30400 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
30401 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
30402 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
30403 ("*vec_cmphe<mode>_cc"): ... these.
30405 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
30406 mode constant instead of magic value.
30408 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30410 * config/s390/s390.c (s390_expand_vec_compare): Support other
30411 vector floating point modes than just V2DF.
30412 (s390_expand_vcond): Likewise.
30413 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
30414 (s390_cannot_change_mode_class): Prevent mode changes between TF
30415 and V1TF in vector registers.
30416 * config/s390/s390.md (DF, SF): New mode attributes.
30417 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
30418 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
30419 SFmode support for VRs.
30420 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
30422 (VFT, VF_HW): New mode iterators.
30423 (vw, sdx): New mode attributes.
30424 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
30425 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
30426 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
30427 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
30428 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
30429 also the new vector floating point modes. Renaming to ...
30431 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
30432 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
30433 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
30434 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
30435 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
30436 ("vec_unordered<mode>"): ... these.
30438 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
30439 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
30440 ("*vec_extendv2df"): New insn definitions.
30442 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30444 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
30445 ("mulditi3_2", "*muldi3_sign"): New patterns.
30446 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
30447 rename the pattern definition.
30449 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30451 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
30453 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
30455 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30457 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
30458 instruction if possible.
30459 * config/s390/vector.md (vec_halfnumelts): New mode
30461 ("*vec_vllezlf<mode>"): New pattern.
30463 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30465 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
30466 ("popcountv4si2", "popcountv2di2"): Rename to ...
30467 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
30468 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
30470 ("popcount<mode>2_vxe"): New pattern.
30472 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30474 * common/config/s390/s390-common.c (processor_flags_table): Add
30476 * config.gcc: Add arch12.
30477 * config/s390/driver-native.c (s390_host_detect_local_cpu):
30478 Default to arch12 for unknown CPU model numbers.
30479 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
30480 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
30481 PROCESSOR_max sanity check.
30482 * config/s390/s390-opts.h (enum processor_type): Add
30484 * config/s390/s390.c (processor_table): Add arch12.
30485 (s390_expand_builtin): Add check for B_VXE flag.
30486 (s390_issue_rate): Add PROCESSOR_ARCH12.
30487 (s390_get_sched_attrmask): Likewise.
30488 (s390_get_unit_mask): Likewise.
30489 (s390_sched_score): Enable z13 scheduling for arch12.
30490 (s390_sched_reorder): Likewise.
30491 (s390_sched_variable_issue): Likewise.
30492 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
30494 (s390_tune_attr): Use z13 scheduling also for arch12.
30495 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
30496 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
30497 (TARGET_VXE_P): New macros.
30498 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
30499 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
30500 * config/s390/s390.opt: Add arch12 as processor_type.
30502 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30504 * config/s390/s390.md
30505 ("fixuns_truncdddi2", "fixuns_trunctddi2")
30506 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
30507 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
30509 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
30510 Rename expanders to ...
30512 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
30513 ("fixuns_truncdddi2_emu"): ... these.
30515 ("fixuns_trunc<mode>si2_emu"): New expander.
30517 ("*fixuns_truncdfdi2_z13"): Rename to ...
30518 ("*fixuns_truncdfdi2_vx"): ... this.
30520 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30522 * config/s390/2964.md: Remove the single element vector compare
30523 instructions which are no longer used.
30524 * config/s390/s390.c (s390_select_ccmode): Remove handling of
30526 (s390_canonicalize_comparison): Remove handling of DFmode
30528 (s390_expand_vec_compare_scalar): Remove function.
30529 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
30530 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
30532 ("*cmp<mode>_ccs"): Add wfcdb instruction.
30534 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30536 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
30538 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
30539 will anyway by matched by mov<mode>_64dfp.
30541 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30543 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
30544 vlef/vstef. Add missing operand to vleif.
30546 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30548 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
30549 pair for all vector types with 64 bit elements.
30550 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
30551 * config/s390/vector.md (V_HW_64): ... here.
30552 (V_128_NOSINGLE): New mode iterator.
30553 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
30554 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
30555 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
30556 ("*vec_load_pairv2di"): Change to ...
30557 ("*vec_load_pair<mode>"): ... this one.
30559 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30561 * config/s390/constraints.md: Add comments.
30562 (jKK): Reject element sizes > 8 bytes.
30563 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
30565 * config/s390/s390.md: Add the s_operand checks formerly in
30566 s390_split_ok_p to various splitters where they are still
30568 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
30569 for 128 bit vectors. Plus two splitters.
30571 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30573 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
30576 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30579 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
30580 error if the boundary argument is not constant.
30582 2017-03-24 Jakub Jelinek <jakub@redhat.com>
30584 PR rtl-optimization/80112
30585 * loop-doloop.c (doloop_condition_get): Don't check condition
30586 if cmp isn't SET with IF_THEN_ELSE src.
30588 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30590 PR tree-optimization/80158
30591 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
30592 replacing a candidate statement, also replace it for the
30593 candidate's alternate interpretation.
30594 (replace_rhs_if_not_dup): Likewise.
30595 (replace_one_candidate): Likewise.
30597 2017-03-24 Richard Biener <rguenther@suse.de>
30599 PR tree-optimization/80167
30600 * graphite-isl-ast-to-gimple.c
30601 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
30603 (translate_isl_ast_to_gimple::get_rename): Likewise.
30605 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
30607 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
30608 handling of certain combinations of target options, including the
30609 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
30610 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
30612 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30615 * config/arm/arm.md (*load_multiple): Add reload_completed to
30616 matching condition.
30618 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30619 Richard Biener <rguenth@suse.de>
30621 PR tree-optimization/79908
30622 PR tree-optimization/80136
30623 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
30624 been cast away, gimplify_and_add suffices.
30626 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
30628 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
30630 2017-03-23 Richard Biener <rguenther@suse.de>
30632 PR tree-optimization/80032
30633 * gimplify.c (gimple_push_cleanup): Forced unconditional
30634 cleanups still have to go to the conditional_cleanups
30637 2017-03-22 Jakub Jelinek <jakub@redhat.com>
30639 PR tree-optimization/80072
30640 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
30642 (next_operand_entry_id): Change type to unsigned int.
30643 (sort_by_operand_rank): Make sure to return the right return value
30644 even if unsigned fields are bigger than INT_MAX.
30645 (struct oecount): Change cnt and id type to unsigned int.
30646 (oecount_hasher::equal): Formatting fix.
30647 (oecount_cmp): Make sure to return the right return value
30648 even if unsigned fields are bigger than INT_MAX.
30649 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
30652 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
30653 TREE_READONLY on result if writing it more than once.
30656 * doc/invoke.texi (-fsanitize=thread): Document that with
30657 -fnon-call-exceptions atomics are not able to throw
30661 * tsan.c: Include tree-eh.h.
30662 (instrument_builtin_call): Call maybe_clean_eh_stmt or
30663 maybe_clean_or_replace_eh_stmt where needed.
30664 (instrument_memory_accesses): Add cfg_changed argument.
30665 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
30666 if it returned true.
30667 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
30669 PR rtl-optimization/63191
30670 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
30671 wrapper function, moved the whole old content into ...
30672 (ix86_delegitimize_address_1): ... this. New inline function.
30673 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
30674 true as last argument instead of ix86_delegitimize_address.
30676 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
30678 * config/aarch64/aarch64.c (generic_branch_cost): Copy
30679 cortexa57_branch_cost.
30681 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
30683 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
30685 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
30688 * doc/md.texi (Constraints): Document wA constraint.
30689 * config/rs6000/constraints.md (wA): New.
30690 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
30691 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
30692 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
30693 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
30695 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
30698 * gimplify.c (is_oacc_declared): New function.
30699 (oacc_default_clause): Use it to set default flags for acc declared
30700 variables inside parallel regions.
30701 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
30702 declared variables.
30703 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
30704 declare attribute to any decl as necessary.
30706 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
30709 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
30710 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
30711 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
30712 (arm_arch_lpae): This.
30713 * config/arm/arm.c (arm_arch7ve): Rename into ...
30714 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
30715 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
30718 2017-03-22 Martin Liska <mliska@suse.cz>
30721 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
30722 error message instead of an ICE.
30724 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30726 * doc/extend.texi (6.11 Additional Floating Types): Revise.
30728 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
30730 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
30732 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
30735 2017-03-21 Martin Sebor <msebor@redhat.com>
30737 * doc/extend.texi: Use "cannot" instead of "can't."
30738 * doc/hostconfig.texi: Same.
30739 * doc/install.texi: Same.
30740 * doc/invoke.texi: Same.
30741 * doc/loop.texi: Same.
30742 * doc/md.texi: Same.
30743 * doc/objc.texi: Same.
30744 * doc/rtl.texi: Same.
30745 * doc/tm.texi: Same.
30746 * doc/tm.texi.in: Same.
30747 * doc/trouble.texi: Same.
30749 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
30752 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
30753 (collect_checksum_attributes): Set it.
30754 (die_checksum_ordered): Use it.
30756 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30758 PR tree-optimization/79908
30759 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
30760 change: For a VA_ARG whose LHS has been cast away, use
30761 force_gimple_operand to construct the side effects.
30763 2017-03-21 David Malcolm <dmalcolm@redhat.com>
30765 PR translation/80001
30766 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
30767 more amenable to translation.
30768 (oacc_loop_auto_partitions): Likewise.
30770 2017-03-21 Marek Polacek <polacek@redhat.com>
30771 Martin Sebor <msebor@redhat.com>
30773 PR tree-optimization/80109
30774 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
30775 on INTEGRAL_TYPE_P.
30777 2017-03-21 Jakub Jelinek <jakub@redhat.com>
30778 Segher Boessenkool <segher@kernel.crashing.org>
30781 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
30782 check reg_used_between_p between insn and one of succ or succ2
30783 depending on if succ is artificial insn not inserted into insn
30786 2017-03-21 Martin Liska <mliska@suse.cz>
30788 PR gcov-profile/80081
30789 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
30790 * doc/gcc.texi: Include gcov-dump stuff.
30791 * doc/gcov-dump.texi: New file.
30793 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
30795 PR rtl-optimization/79150
30796 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
30797 conditional jump, if the jump is the last insn of the loop.
30799 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30800 Richard Biener <rguenth@suse.de>
30802 PR tree-optimization/79908
30803 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
30804 been cast away, use force_gimple_operand to construct the side
30807 2017-03-21 Martin Liska <mliska@suse.cz>
30809 PR libfortran/79956
30810 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
30813 2017-03-21 Brad Spengler <spender@grsecurity.net>
30816 * plugin.c (htab_hash_plugin): New function.
30817 (add_new_plugin): Use it and adjust.
30818 (parse_plugin_arg_opt): Adjust.
30819 (init_one_plugin): Likewise.
30821 2017-03-21 Richard Biener <rguenther@suse.de>
30823 PR tree-optimization/80032
30824 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
30825 if set force the cleanup to happen unconditionally.
30826 (gimplify_target_expr): Push inserted clobbers with force_uncond
30827 to avoid them being removed by control-dependent DCE.
30829 2017-03-21 Richard Biener <rguenther@suse.de>
30831 PR tree-optimization/80122
30832 * tree-inline.c (copy_bb): Do not expans va-arg packs or
30833 va_arg_pack_len when the inlined call stmt requires pack
30835 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
30837 2017-03-21 Jakub Jelinek <jakub@redhat.com>
30840 * tsan.c (instrument_builtin_call): If the memory model argument
30841 is not a constant, assume it is valid.
30844 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
30847 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
30849 PR rtl-optimization/79910
30850 * combine.c (can_combine_p): Do not allow combining an I0 or I1
30851 if its dest is used by an insn before I2 (other than the combined
30852 insns themselves, which are properly handled already).
30854 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
30857 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
30859 * combine.c (record_used_regs): New static function.
30860 (try_combine): Handle situations where there is an additional
30861 instruction between I2 and I3 which needs to have a LOG_LINK
30865 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
30867 * combine.c (try_combine): Delete redundant i1 test. Call
30868 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
30870 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
30873 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
30874 alternatives 13/14.
30876 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30878 PR tree-optimization/80054
30879 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
30880 the optimization if a PHI or any of its arguments is not dominated
30881 by the candidate's basis. Use gphi* rather than gimple* as
30883 (replace_profitable_candidates): Clean up a gimple* variable that
30884 should be a gphi* variable.
30886 2017-03-20 Martin Sebor <msebor@redhat.com>
30889 * doc/extend.texi (attribute constructor): Document present limitation.
30891 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
30894 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
30895 __POWER9_VECTOR__ #ifdef control, change template definition to
30896 use Power9-specific built-in function.
30897 (vec_any_eq): Likewise.
30898 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
30899 to control outcomes from this test.
30900 (vector_ae_<mode>p): For VEC_F modes, likewise.
30902 2017-03-20 Ian Lance Taylor <iant@google.com>
30904 * config/i386/i386.c (ix86_function_regparm): Save an extra
30905 register for -fsplit-stack with DECL_STATIC_CHAIN.
30907 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
30910 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
30911 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
30913 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
30915 * config/riscv/riscv.c (riscv_print_operand): Use "fence
30917 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
30920 2017-03-20 Marek Polacek <polacek@redhat.com>
30923 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
30925 2017-03-20 Richard Biener <rguenther@suse.de>
30927 PR tree-optimization/80113
30928 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
30929 allocate extra SSA name for PHI def.
30930 (add_close_phis_to_outer_loops): Likewise.
30931 (add_close_phis_to_merge_points): Likewise.
30932 (copy_loop_close_phi_args): Likewise.
30933 (copy_cond_phi_nodes): Likewise.
30935 2017-03-20 Martin Liska <mliska@suse.cz>
30937 PR middle-end/79753
30938 * tree-chkp.c (chkp_build_returned_bound): Do not build
30939 returned bounds for a LHS that's not a BOUNDED_P type.
30941 2017-03-20 Martin Liska <mliska@suse.cz>
30945 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
30946 COMPLEX_CST and VECTOR_CST.
30948 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30951 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
30952 target operand. A new splitter adds the clobber statement in case
30953 the target operand is dead anyway.
30955 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
30957 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
30958 to age-old versions of binutils and glibc.
30960 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
30962 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
30964 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
30966 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
30968 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
30970 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
30971 requirement for binutils 2.13.
30973 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
30975 * combine.c (try_combine): Delete redundant i1 test. Call
30976 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
30978 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
30980 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
30981 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
30983 <riscv64-*-elf>: Re-arrange section
30984 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
30985 <riscv32-*-linux>: Likewise.
30986 <riscv64-*-elf>: Likewise
30987 <riscv64-*-linux>: Likewise.
30989 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
30992 * aarch64.opt(verbose-cost-dump): Fix typo.
30994 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
30997 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
30998 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
31000 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
31002 * reload.c (find_reloads): When reloading a nonoffsettable address,
31003 use RELOAD_OTHER for it and its address reloads.
31005 PR rtl-optimization/79910
31006 * combine.c (record_used_regs): New static function.
31007 (try_combine): Handle situations where there is an additional
31008 instruction between I2 and I3 which needs to have a LOG_LINK
31011 2017-03-17 Jeff Law <law@redhat.com>
31013 PR tree-optimization/71437
31014 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
31015 conditional in the hash table first.
31016 (vrp_dom_walker::before_dom_children): Extract condition from
31017 ASSERT_EXPR. Record condition, its inverion and any implied
31018 conditions as well.
31020 2017-03-17 Marek Polacek <polacek@redhat.com>
31021 Markus Trippelsdorf <markus@trippelsdorf.de>
31023 PR tree-optimization/80079
31024 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
31027 2017-03-17 Richard Biener <rguenther@suse.de>
31029 PR middle-end/80075
31030 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
31031 Properly verify the LHS before the RHS possibly claims to be
31033 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
31036 2017-03-17 Martin Jambor <mjambor@suse.cz>
31038 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
31039 (List of -O2 options): Likewise.
31040 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
31043 2017-03-17 Tom de Vries <tom@codesourcery.com>
31045 * gcov-dump.c (print_usage): Print bug_report_url.
31047 2017-03-17 Richard Biener <rguenther@suse.de>
31049 PR middle-end/80050
31050 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
31051 (parser::peek): Likewise.
31053 2017-03-17 Richard Biener <rguenther@suse.de>
31055 PR tree-optimization/80048
31056 * sese.c (free_sese_info): Properly release rename_map and
31057 copied_bb_map elements.
31059 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
31061 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
31062 Add linked-list forward and backlinks. Insert on
31063 construction, remove on destruction.
31064 (class pass_store_merging): Add m_stores_head field.
31065 (pass_store_merging::terminate_and_process_all_chains):
31066 Iterate over m_stores_head list.
31067 (pass_store_merging::terminate_all_aliasing_chains):
31069 (pass_store_merging::execute): Check for debug stmts first.
31070 Push new chains onto the m_stores_head stack.
31072 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
31075 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
31076 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
31077 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
31079 2017-03-16 Jeff Law <law@redhat.com>
31081 PR tree-optimization/71437
31082 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
31083 member function. Implementation moved into after_dom_children
31084 member function and into the threader's thread_outgoing_edges
31086 (dom_opt_dom_walker::after_dom_children): Simplify by moving
31087 some code into new thread_outgoing_edges.
31088 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
31089 definition. Simplify marker handling (do it here). Assume we always
31090 have the available expression and the const/copies tables.
31091 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
31093 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
31094 * tree-vrp.c (equiv_stack): No longer file scoped.
31095 (vrp_dom_walker): New class.
31096 (vrp_dom_walker::before_dom_children): New member function.
31097 (vrp_dom_walker::after_dom_children): Likewise.
31098 (identify_jump_threads): Setup domwalker. Use it rather than
31099 walking edges in a random order by hand. Simplify setup/finalization.
31100 (finalize_jump_threads): Remove.
31101 (vrp_finalize): Do not call identify_jump_threads here.
31102 (execute_vrp): Do it here instead and call thread_through_all_blocks
31105 PR tree-optimization/71437
31106 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
31108 (simplify_stmt_for_jump_threading): Add basic_block argument. All
31110 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
31111 (dom_opt_dom_walker::thread_across_edge): Remove
31112 handle_dominating_asserts argument. All callers changed.
31113 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
31114 changes. Remove calls to lhs_of_dominating_assert. Other
31115 uses of handle_dominating_asserts turn into unconditional code
31116 (simplify_control_stmt_condition_1): Likewise.
31117 (simplify_control_stmt_condition): Likewise.
31118 (thread_through_normal_block, thread_across_edge): Likewise.
31119 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
31120 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
31121 object if it is not an SSA_NAME.
31122 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
31123 before calling into the VRP specific simplifiers.
31124 (identify_jump_threads): Remove handle_dominating_asserts
31127 2017-03-16 Jakub Jelinek <jakub@redhat.com>
31130 * tree-diagnostic.c (default_tree_printer): No longer static.
31131 * tree-diagnostic.h (default_tree_printer): New prototype.
31133 2017-03-16 Tamar Christina <tamar.christina@arm.com>
31135 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
31136 Change ins into fmov.
31138 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31140 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
31141 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
31142 Use h_con constraint for operand 1.
31143 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
31144 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
31146 2017-03-15 Jeff Law <law@redhat.com>
31148 PR tree-optimization/71437
31149 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
31150 (record_temporary_equivalences): Use it.
31152 PR tree-optimization/71437
31153 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
31154 tree-ssa-scopedtables.
31155 (lookup_avail_expr, build_and_record_new_cond): Likewise.
31156 (record_conditions, record_cond, vuse_eq): Likewise.
31157 (record_edge_info): Adjust to API tweak of record_conditions.
31158 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
31159 (record_temporary_equivalences, optimize_stmt): Likewise.
31160 (eliminate_redundant_computations): Likewise.
31161 (record_equivalences_from_stmt): Likewise.
31162 * tree-ssa-scopedtables.c: Include options.h and params.h.
31163 (vuse_eq): New function, moved from tree-ssa-dom.c
31164 (build_and_record_new_cond): Likewise.
31165 (record_conditions): Likewise. Accept vector of conditions rather
31166 than edge_equivalence structure for first argument.
31167 for the first argument.
31168 (avail_exprs_stack::lookup_avail_expr): New member function, moved
31169 from tree-ssa-dom.c.
31170 (avail_exprs_stack::record_cond): Likewise.
31171 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
31172 from tree-ssa-dom.c.
31173 (avail_exprs_stack): Add new member functions lookup_avail_expr
31175 (record_conditions): Declare.
31177 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
31180 * lra-constraints.c (process_alt_operands): Increase reject for
31181 reloading an input/output operand.
31183 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
31186 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
31187 insns to convert from signed/unsigned char/short to IEEE 128-bit
31189 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
31191 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
31194 * config/i386/i386.c (ix86_vector_duplicate_value): Create
31195 subreg of inner mode for values already in registers.
31197 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
31199 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
31200 iteration reg is used after the loop.
31202 2017-03-14 Martin Sebor <msebor@redhat.com>
31204 PR tree-optimization/79800
31205 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
31206 precision in negative-positive range.
31207 (format_floating): Call non-const overload with adjusted precision.
31209 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31212 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
31215 2017-03-14 Martin Sebor <msebor@redhat.com>
31217 PR middle-end/80020
31218 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
31219 * builtins.def (aligned_alloc): Use it.
31222 * Makefile.in (GTFILES): Add calls.c.
31223 * calls.c: Include "gt-calls.h".
31225 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
31227 PR rtl-optimization/79728
31228 * regs.h (struct target_regs): New field
31229 x_contains_allocatable_regs_of_mode.
31230 (contains_allocatable_regs_of_mode): New macro.
31231 * reginfo.c (init_reg_sets_1): Initialize it, and change
31232 contains_reg_of_mode so it includes global regs as well.
31233 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
31234 rather than contains_regs_of_mode.
31236 2017-03-14 Martin Liska <mliska@suse.cz>
31238 * doc/invoke.texi: Document options that can't be combined with
31239 -fcheck-pointer-bounds.
31241 2017-03-14 Martin Liska <mliska@suse.cz>
31243 PR middle-end/79831
31244 * doc/invoke.texi (-Wchkp): Document the option.
31246 2017-03-14 Martin Liska <mliska@suse.cz>
31248 * Makefile.in: Install gcov-dump.
31250 2017-03-14 Martin Liska <mliska@suse.cz>
31252 * multiple_target.c (expand_target_clones): Bail out for
31253 an invalid attribute.
31255 2017-03-14 Richard Biener <rguenther@suse.de>
31257 * alias.c (struct alias_set_entry): Pack properly.
31258 * cfgloop.h (struct loop): Likewise.
31259 * cse.c (struct set): Likewise.
31260 * ipa-utils.c (struct searchc_env): Likewise.
31261 * loop-invariant.c (struct invariant): Likewise.
31262 * lra-remat.c (struct cand): Likewise.
31263 * recog.c (struct change_t): Likewise.
31264 * rtl.h (struct address_info): Likewise.
31265 * symbol-summary.h (function_summary): Likewise.
31266 * tree-loop-distribution.c (struct partition): Likewise.
31267 * tree-object-size.c (struct object_size_info): Likewise.
31268 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
31269 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
31270 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
31271 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
31272 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
31273 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
31274 (struct _stmt_vec_info): Likewise.
31276 2017-03-14 Martin Liska <mliska@suse.cz>
31279 * multiple_target.c (create_dispatcher_calls): Check that
31280 a target can create a function dispatcher.
31282 2017-03-14 Martin Liska <mliska@suse.cz>
31285 * multiple_target.c (expand_target_clones): Drop local.local
31286 flag for default implementation.
31288 2017-03-14 Richard Biener <rguenther@suse.de>
31290 PR tree-optimization/80030
31291 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
31293 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
31295 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
31296 gcc_fallthrough() instead of __attribute__((fallthrough));
31298 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
31300 * doc/gcc.texi: Remove "up" link to (DIR).
31301 * doc/gccint.texi: Ditto.
31303 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
31305 * doc/install.texi (Specific) <avr>: Remove reference to
31308 2017-03-13 Jeff Law <law@redhat.com>
31310 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
31311 attribute rather than comments.
31313 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
31314 match_scratch operand is highest.
31316 2017-03-13 Martin Liska <mliska@suse.cz>
31318 PR middle-end/78339
31319 * ipa-pure-const.c (warn_function_noreturn): If the declarations
31320 is a CHKP clone, use original declaration.
31322 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
31324 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
31325 (arc_conditional_register_usage): Use a different allocation order
31326 when optimizing for size.
31327 * common/config/arc/arc-common.c (arc_option_optimization_table):
31328 Section anchors default on when optimizing for size.
31330 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
31332 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
31334 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
31336 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
31337 * config/arc/arc.md (cpu_facility): Add cd variant.
31338 (*movqi_insn): Add code density variant.
31339 (*movhi_insn): Likewise.
31340 (*movqi_insn): Likewise.
31341 (*addsi3_mixed): Likewise.
31342 (subsi3_insn): Likewise.
31344 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
31346 * config/arc/arc.md (movsi_cond_exec): Update constraint.
31348 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
31350 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
31351 expressions with MINUS and UNARY ops.
31353 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31356 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
31358 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
31359 between vec_select and vector argument.
31360 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
31361 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
31362 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
31363 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
31364 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
31365 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
31367 2017-03-13 Richard Biener <rguenther@suse.de>
31370 * params.def (vect-max-peeling-for-alignment): Fix typo.
31372 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
31374 * doc/install.texi (Specific) <mips-*-*>: Remove description of
31375 issue that only occurred with binutils below 2.18.
31377 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
31379 * doc/install.texi (Specific) <cris-axis-elf>: No longer
31380 refer to binutils 2.11/2.12 minimum.
31382 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
31384 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
31385 ftp.kernel.org and simplify binutils requirement.
31387 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
31389 * doc/invoke.texi (Warning Options): Fix spelling of link-time
31391 (Optimize Options): Ditto. Also remove redundancy.
31393 2017-03-10 David Malcolm <dmalcolm@redhat.com>
31395 PR translation/79848
31396 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
31398 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
31399 to G_ to avoid double translation.
31401 2017-03-10 David Malcolm <dmalcolm@redhat.com>
31403 PR translation/79923
31404 * auto-profile.c (get_combined_location): Convert leading
31405 character of diagnostics to lower case and remove trailing period.
31406 (read_profile): Likewise for various diagnostics.
31407 * config/arm/arm.c (arm_option_override): Remove trailing period
31408 from various diagnostics.
31409 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
31410 (msp430_expand_delay_cycles): Likewise.
31412 2017-03-10 David Malcolm <dmalcolm@redhat.com>
31415 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
31416 full command-line argument, rather than just "str".
31417 (aarch64_validate_march): Likewise.
31418 (aarch64_validate_mtune): Likewise.
31420 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
31422 PR rtl-optimization/78911
31423 * lra-assigns.c (must_not_spill_p): New function.
31424 (spill_for): Use it.
31426 2017-03-10 Jakub Jelinek <jakub@redhat.com>
31428 PR tree-optimization/79981
31429 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
31430 ATOMIC_COMPARE_EXCHANGE ifn result.
31431 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
31432 IFN_ATOMIC_COMPARE_EXCHANGE.
31434 2017-03-10 David Malcolm <dmalcolm@redhat.com>
31437 * opts.c (parse_sanitizer_options): Add missing question mark to
31438 "did you mean" message.
31440 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31442 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
31444 (VMULEUH_UNS): Likewise.
31445 (VMULOUB_UNS): Likewise.
31446 (VMULOUH_UNS): Likewise.
31447 * config/rs6000/rs6000.c (builtin_function_type): Remove
31448 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
31450 2017-03-10 David Malcolm <dmalcolm@redhat.com>
31453 * read-rtl-function.c (function_reader::read_rtx_operand): Update
31454 x with result of extra_parsing_for_operand_code_0.
31455 (function_reader::extra_parsing_for_operand_code_0): Convert
31456 return type from void to rtx, returning x. When reading
31457 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
31458 larger size containing struct block_symbol.
31460 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
31462 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
31463 -mfloat128-hardware without -m64.
31465 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
31468 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
31469 entries to the case statement that marks unsigned arguments to
31470 overloaded functions.
31472 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
31474 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
31475 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
31477 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
31480 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
31481 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
31483 2017-03-10 Martin Liska <mliska@suse.cz>
31487 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
31488 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
31491 2017-03-10 Olivier Hainque <hainque@adacore.com>
31493 * tree-switch-conversion (array_value_type): Start by resetting
31494 candidate type to it's main variant.
31496 2017-03-10 Jakub Jelinek <jakub@redhat.com>
31498 PR rtl-optimization/79909
31499 * combine.c (try_combine): Use simplify_replace_rtx on individual
31500 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
31501 of the whole CALL_INSN_FUNCTION_USAGE.
31503 PR tree-optimization/79972
31504 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
31505 get_range_info on SSA_NAMEs. Formatting fixes.
31507 2017-03-10 Richard Biener <rguenther@suse.de>
31508 Jakub Jelinek <jakub@redhat.com>
31510 PR tree-optimization/77975
31511 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
31512 edge to be constant.
31513 (get_val_for): For constant x return it. Formatting fix.
31514 (loop_niter_by_eval): Avoid pointless looping if the next iteration
31515 would use the same bases as the current one.
31517 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31519 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
31520 instead of vec_select for V1TImode.
31521 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
31523 (VSX_LE_128): Add V1TI to this mode iterator.
31524 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
31525 (*vsx_le_perm_store_<mode>): Likewise.
31526 (pre-reload splitter for VSX stores): Likewise.
31527 (post-reload splitter for VSX stores): Likewise.
31528 (*vsx_xxpermdi2_le_<mode>): Likewise.
31529 (*vsx_lxvd2x2_le_<mode>): Likewise.
31530 (*vsx_stxvd2x2_le_<mode>): Likewise.
31532 2017-03-09 Michael Eager <eager@eagercon.com>
31534 Correct failures with --enable-checking=yes,rtl.
31536 * config/microblaze/microblaze.c (microblaze_expand_shift):
31537 Replace GET_CODE test with CONST_INT_P and INTVAL test with
31538 test for const0_rtx.
31539 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
31540 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
31542 2017-03-09 Richard Biener <rguenther@suse.de>
31544 PR tree-optimization/79977
31545 * graphite-scop-detection.c (scop_detection::merge_sese):
31546 Handle the case of extra exits to blocks dominating the entry.
31548 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
31550 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
31553 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
31555 PR rtl-optimization/79949
31556 * lra-constraints.c (process_alt_operands): Check memory when
31557 trying to predict a cycle. Print about the overall increase.
31559 2017-03-09 Richard Biener <rguenther@suse.de>
31561 PR middle-end/79971
31562 * gimple-expr.c (useless_type_conversion_p): Preserve
31563 TYPE_SATURATING for fixed-point types.
31565 2017-03-09 Richard Biener <rguenther@suse.de>
31568 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
31569 alignment of BLKmode params.
31571 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31574 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
31575 (VALL_NO_V2Q): Likewise.
31577 * config/aarch64/aarch64-simd.md
31578 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
31580 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
31581 VALL_NO_V2Q mode iterator.
31582 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
31584 2017-03-09 Martin Liska <mliska@suse.cz>
31586 PR tree-optimization/79631
31587 * tree-chkp-opt.c (chkp_is_constant_addr): Call
31588 tree_int_cst_sign_bit just for INTEGER constants.
31590 2017-03-09 Martin Liska <mliska@suse.cz>
31594 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
31597 2017-03-09 Marek Polacek <polacek@redhat.com>
31600 * tree.c (inchash::add_expr): Handle TREE_VEC.
31602 2017-03-09 Martin Liska <mliska@suse.cz>
31605 (chkp_narrow_size_and_offset): New function.
31606 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
31607 (void chkp_parse_bit_field_ref): New function.
31608 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
31609 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
31611 2017-03-09 Martin Liska <mliska@suse.cz>
31614 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
31615 (chkp_find_bounds_1): Remove gcc_unreachable.
31617 2017-03-09 Jakub Jelinek <jakub@redhat.com>
31620 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
31621 BUILT_IN_SYNC*, determine the access type from the size suffix and
31622 always build a MEM_REF with that type. Handle forgotten
31623 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
31626 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
31627 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
31628 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
31629 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
31630 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
31631 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
31632 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
31633 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
31634 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
31635 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
31636 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
31637 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
31638 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
31639 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
31640 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
31641 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
31642 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
31643 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
31644 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
31645 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
31646 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
31647 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
31648 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
31649 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
31650 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
31651 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
31652 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
31653 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
31654 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
31655 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
31656 definitions outside of __OPTIMIZE__ guarded section.
31659 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
31660 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
31661 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
31662 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
31665 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31667 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
31668 ("vfenez<mode>"): Add missing constraints.
31670 2017-03-08 Martin Sebor <msebor@redhat.com>
31673 * config/nds32/nds32.c (nds32_option_override):
31674 Fix misspelled diagnostic.
31676 2017-03-08 Jakub Jelinek <jakub@redhat.com>
31679 * gimplify.c (gimplify_omp_for): Replace index var in outer
31680 taskloop statement with an artificial variable and add
31681 OMP_CLAUSE_PRIVATE clause for it.
31683 2017-03-08 Richard Biener <rguenther@suse.de>
31685 PR tree-optimization/79955
31686 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
31687 for accesses that are completely outside of the variable.
31689 2017-03-08 Andrew Haley <aph@redhat.com>
31691 PR tree-optimization/79943
31692 * tree-ssa-loop-split.c (compute_new_first_bound): When
31693 calculating the new upper bound, (END-BEG) should be added, not
31696 2017-03-08 Jakub Jelinek <jakub@redhat.com>
31698 * config/avr/avr.md (setmemhi): Make sure match_dup
31699 operand number comes before match_scratch.
31701 2017-03-08 Richard Biener <rguenther@suse.de>
31703 PR tree-optimization/79920
31704 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
31705 with ncopies == 1 to ...
31706 (vect_transform_slp_perm_load): ... here. Properly compute
31707 all element loads by iterating VF times over the group. Do
31708 not handle ncopies (computed in a broken way) in
31709 vect_create_mask_and_perm.
31711 2017-03-08 Jakub Jelinek <jakub@redhat.com>
31714 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
31715 is a uniform vector, use uniform_vector_p return value instead of
31716 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
31718 2017-03-07 Marek Polacek <polacek@redhat.com>
31720 PR middle-end/79809
31721 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
31722 (alloca_call_type): Likewise.
31724 2017-03-07 Martin Liska <mliska@suse.cz>
31726 * gcov.c (process_args): Put comment to correct location.
31728 2017-03-07 Martin Liska <mliska@suse.cz>
31730 PR middle-end/68270
31731 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
31732 Use array_at_struct_end_p instead of DECL_CHAIN (field).
31733 (chkp_narrow_bounds_for_field): Likewise.
31734 (chkp_parse_array_and_component_ref): Pass one more argument to
31737 2017-03-07 Richard Biener <rguenther@suse.de>
31739 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
31742 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
31744 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
31745 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
31747 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31750 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
31751 to end of description.
31752 (PARAM_MAX_STORES_TO_MERGE): Likewise.
31754 2017-03-07 Jakub Jelinek <jakub@redhat.com>
31756 PR rtl-optimization/79901
31757 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
31759 (*avx512f_<code><mode>3<mask_name>): ... this.
31760 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
31761 iterator instead of VI8_AVX2_AVX512BW.
31763 PR rtl-optimization/79901
31764 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
31765 min/max expander, expand it using expand_vec_cond_expr.
31768 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
31771 2017-03-06 Jakub Jelinek <jakub@redhat.com>
31774 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
31775 to void * for PCH reasons.
31776 * dwarf2out.c (output_loc_operands, output_die): Cast
31777 v.val_vec.array to unsigned char *.
31779 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
31782 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
31785 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
31787 PR rtl-optimization/79571
31788 * lra-constraints.c (process_alt_operands): Calculate static
31789 reject and subtract it from overall when only addresses will be
31792 2017-03-06 Julia Koval <julia.koval@intel.com>
31795 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
31796 incoming stack boundary to 128 for 64-bit targets.
31798 2017-03-06 Richard Biener <rguenther@suse.de>
31800 PR tree-optimization/79894
31801 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
31802 to NULL after folding it.
31804 2017-03-06 Richard Biener <rguenther@suse.de>
31806 PR tree-optimization/79824
31807 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
31808 check disabling peeling for gaps.
31810 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
31812 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
31813 attributes): Document gettimeofday.
31815 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
31817 * config/s390/s390.c (s390_option_override_internal): Set
31818 PARAM_MIN_VECT_LOOP_BOUND
31820 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
31822 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
31823 * config/s390/s390.md: Likewise.
31825 2017-03-06 Jakub Jelinek <jakub@redhat.com>
31828 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
31829 (<avx2_avx512>_perm<mode>): Rename to ...
31830 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
31832 (<avx512>_perm<mode>_mask): Rename to ...
31833 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
31835 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
31836 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
31837 instead of VI8F_256_512.
31838 (avx512f_perm<mode>): New define_expand.
31839 (avx512f_perm<mode>_mask): Likewise.
31840 (avx512f_perm<mode>_1<mask_name>): New define_insn.
31841 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
31843 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
31845 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
31846 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
31848 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
31850 2017-03-06 Martin Liska <mliska@suse.cz>
31853 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
31854 when having a SSA NAME w/o VAR_DECL assigned to it.
31856 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
31858 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
31859 msa_dpsub_<su>_d): Fix MODE for vec_select.
31861 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
31863 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
31865 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
31867 2017-03-06 Richard Biener <rguenther@suse.de>
31869 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
31870 * plugin.c (register_plugin_info): Likewise.
31871 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
31873 2017-03-05 Jakub Jelinek <jakub@redhat.com>
31875 * config/i386/sse.md (sse_storehps, sse_storelps,
31876 avx_<castmode><avxsizesuffix>_<castmode>,
31877 avx512f_<castmode><avxsizesuffix>_<castmode>,
31878 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
31879 in condition that at least one operand is not a MEM.
31881 2017-03-03 Jakub Jelinek <jakub@redhat.com>
31883 PR middle-end/79805
31884 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
31885 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
31887 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
31888 gimple_call_nothrow_p flag based on whether original builtin can throw.
31889 If it can, emit following stmts on the fallthrough edge.
31890 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
31891 don't create new bb if inserting just debug stmts on the edge, try to
31892 insert them on the fallthru bb or just reset debug stmts.
31894 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
31897 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
31898 restore recog_data (including the operand rtxes inside it) around
31899 the call to get_insn_template.
31901 2017-03-03 Martin Sebor <msebor@redhat.com>
31903 PR tree-optimization/79699
31904 * context.c (context::~context): Free MPFR caches to avoid
31905 a memory leak on program exit.
31907 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31909 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
31910 Use wide_int::ulow () instead of .elt (0).
31912 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
31914 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
31915 (*pushxf): Limit oF constraint to 32bit targets and add oC
31916 constraint for 64bit targets.
31917 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
31918 (*pushdf): Change rmF constraint to rmC.
31920 2017-03-03 Martin Liska <mliska@suse.cz>
31922 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
31923 Remove unused variable.
31925 2017-03-03 Jakub Jelinek <jakub@redhat.com>
31928 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
31929 is a memory operand, increase num_memory.
31930 (ix86_expand_args_builtin): Likewise.
31932 2017-03-03 Jan Hubicka <jh@suse.cz>
31935 * ipa-devirt.c (maybe_record_node): Properly handle
31936 __cxa_pure_virtual visibility.
31938 2017-03-03 Martin Liska <mliska@suse.cz>
31940 PR tree-optimization/79803
31941 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
31943 (pass_loop_prefetch::execute): Disabled optimization if an
31944 assumption about L1 cache size is not met.
31946 2017-03-03 Martin Liska <mliska@suse.cz>
31948 PR rtl-optimization/79574
31949 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
31950 (hash_scan_set): Likewise.
31951 (dump_hash_table): Likewise.
31952 (hoist_code): Likewise.
31954 2017-03-03 Richard Biener <rguenther@suse.de>
31956 * fixed-value.c (fixed_from_string): Restore use of elt (1)
31957 in place of uhigh ().
31958 (fixed_convert_from_real): Likewise.
31960 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
31963 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
31965 2017-03-03 Richard Biener <rguenther@suse.de>
31967 PR middle-end/79818
31968 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
31969 TYPE_OVERFLOW_UNDEFINED check.
31971 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31973 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
31975 (vector_ae_<mode>_p): Likewise.
31976 (vector_nez_<mode>_p): Likewise.
31977 (vector_ne_v2di_p): Likewise.
31978 (vector_ae_v2di_p): Likewise.
31979 (vector_ne_<mode>_p): Likewise.
31980 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
31982 (vsx_tsqrt<mode>2_fe): Likewise.
31984 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
31987 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
31989 2017-03-02 Jakub Jelinek <jakub@redhat.com>
31991 PR rtl-optimization/79780
31992 * cprop.c (one_cprop_pass): When second and further conditional trap
31993 in a single basic block is turned into an unconditional trap, turn it
31994 into a deleted note to avoid RTL verification failures.
31996 2017-03-02 Richard Biener <rguenther@suse.de>
31998 * fold-const.c (const_binop): Use ulow () instead of elt (0).
32000 2017-03-02 Richard Biener <rguenther@suse.de>
32002 PR tree-optimization/79345
32004 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
32005 param and abort the walk, returning -1 if it is hit.
32006 (walk_aliased_vdefs): Take a limit param and pass it on.
32007 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
32008 defaulting to 0 and return a signed int.
32009 * tree-ssa-uninit.c (struct check_defs_data): New struct.
32010 (check_defs): New helper.
32011 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
32012 about uninitialized memory.
32013 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
32014 bogus uninitialized warning.
32015 (fixed_convert_from_real): Likewise.
32017 2017-03-02 Bin Cheng <bin.cheng@arm.com>
32019 PR tree-optimization/66768
32020 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
32021 iv_use if base object can't be determined.
32023 2017-03-02 Jakub Jelinek <jakub@redhat.com>
32025 PR tree-optimization/79345
32026 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
32027 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
32028 (get_pattern_stats): Initialize it.
32029 * genemit.c (gen_expand): Verify match_scratch numbers come after
32030 match_operand/match_dup numbers.
32031 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
32032 match_scratch numbers.
32033 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
32035 * config/s390/s390.md (trunctdsd2): Likewise.
32037 2017-03-02 Richard Biener <rguenther@suse.de>
32039 * wide-int.h (wide_int_storage::operator=): Implement in terms
32042 2017-03-02 Richard Biener <rguenther@suse.de>
32044 PR tree-optimization/79777
32045 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
32046 the to insert expression to sth existing.
32048 2017-03-01 Martin Sebor <msebor@redhat.com>
32050 PR middle-end/79692
32051 * gimple-ssa-sprintf.c
32052 (directive::known_width_and_precision): New function.
32053 (format_integer): Use it.
32054 (get_mpfr_format_length): Consider the full range of precision
32055 when computing %g output with the # flag. Set the likely byte
32056 count to 3 rather than 1 when precision is indeterminate.
32057 (format_floating): Correct the lower bound of precision.
32059 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32061 * doc/invoke.texi: Document default code model for 64-bit Linux.
32063 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
32066 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
32067 udiv rather than div since input pattern is unsigned.
32069 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
32071 * config/i386/i386.c (print_reg): Warn for values of
32072 unsupported size in integer register.
32074 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
32077 * config/rs6000/predicates.md (current_file_function_operand): Do
32078 not allow self calls to be local if the function is replaceable.
32080 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
32083 * config/rs6000/altivec.h (vec_ctz and others): Change the
32084 preprocessor macro that controls conditional compilation from
32085 _ARCH_PWR9 to __POWER9_VECTOR__.
32086 (vec_all_ne): Change parameterization of __altivec_scalar_pred
32087 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
32088 control (instead of _ARCH_PWR9 control) so that template
32089 definition uses power9-specific function.
32090 (vec_any_eq): Likewise.
32091 (vec_all_ne): Change macro definition to use a power9-specific
32092 expansion under #ifdef __POWER9_VECTOR__ control (instead of
32093 _ARCH_PWR9 control).
32094 (vec_any_eq) Likewise.
32095 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
32096 expansion for CMPNEF to remove support for xvcmpnesp instruction.
32097 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
32098 support for xvcmpnedp instruction.
32099 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
32100 macro expansion so that Power9 implementation of vec_all_ne does
32101 not use the AltiVec predicate framework.
32102 (VCMPNEH_P): Likewise.
32103 (VCMPNEW_P): Likewise.
32104 (VCMPNED_P): Likewise.
32105 (VCMPNEFP_P): Likewise.
32106 (VCMPNEDP_P): Likewise.
32107 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
32108 implementation of vec_any_eq to not use AltiVec predicate
32110 (VCMPAEH_P): Likewise.
32111 (VCMPAEW_P): Likewise.
32112 (VCMPAED_P): Likewise.
32113 (VCMPAEFP_P): Likewise.
32114 (VCMPAEDP_P): Likewise.
32115 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
32116 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
32117 not use the AltiVec predicate framework.
32118 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
32119 of vec_any_eq to not use AltiVec predicate framework.
32120 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
32121 support for predefined __POWER9_VECTOR__ macro to indicate that
32122 Power9 instruction selection is enabled.
32123 (altivec_overloaded_builtins): Remove extraneous
32124 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
32125 function argument types RS6000_BTI_bool_V16QI and
32126 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
32127 entry for overloaded function argument types RS6000_BTI_bool_V4SI
32128 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
32129 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
32130 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
32131 Power9 for implementations of vec_cmpne. Change the signature for
32132 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
32133 (representing vec_all_ne) to remove the previously described first
32134 argument of type RS6000_BTI_INTSI, as this was an artifact of
32135 reliance on the AltiVec predicate framework, which is no longer
32136 used in the implementation of these functions. Add
32137 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
32138 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
32139 since, unlike the AltiVec predicate framework implementation, we
32140 do not share function descriptors between vec_alle and vec_anyeq.
32141 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
32142 set of modes that receive special treatment even when
32143 TARGET_P9_VECTOR is true. The special treatment emits code that
32144 does not depend on Power9 instructions.
32145 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
32146 define_expand to not rely on AltiVec predicate framework.
32147 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
32149 (vector_ne_v2di_p): Change this define_expand to not rely on
32150 AltiVec predicate framework.
32151 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
32153 (vector_ne_<mode>_p): Change this define_expand to not rely on
32154 AltiVec predicate framework.
32155 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
32157 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
32158 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
32159 define_insn pattern.
32160 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
32161 define_insn pattern because the xvcmpne<VSs>. instruction is not
32163 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
32164 instruction is not supported.
32166 2017-03-01 Jakub Jelinek <jakub@redhat.com>
32168 * config/nvptx/nvptx.c: Include intl.h.
32170 2017-03-01 Martin Jambor <mjambor@suse.cz>
32173 * ipa-prop.h (ipa_bits): Removed field known.
32174 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
32175 to pointers. Adjusted their comments to warn about their sharing.
32176 (ipcp_transformation_summary): Change bits to a vector of pointers.
32177 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
32178 (ipa_get_ipa_bits_for_value): Declare.
32179 * tree-vrp.h (value_range): Mark as GTY((for_user)).
32180 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
32181 (ipa_bits_hash_table): Likewise.
32182 (ipa_vr_ggc_hash_traits): Likewise.
32183 (ipa_vr_hash_table): Likewise.
32184 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
32185 being pointers and vr_known being removed.
32186 (ipa_set_jf_unknown): Likewise.
32187 (ipa_get_ipa_bits_for_value): New function.
32188 (ipa_set_jfunc_bits): Likewise.
32189 (ipa_get_value_range): New overloaded functions.
32190 (ipa_set_jfunc_vr): Likewise.
32191 (ipa_compute_jump_functions_for_edge): Use the above functions to
32192 construct bits and vr parts of jump functions.
32193 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
32194 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
32196 (ipcp_grow_transformations_if_necessary): Also allocate
32197 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
32199 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
32200 them. Fix too long lines.
32201 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
32202 vr_known being removed.
32203 (ipa_read_jump_function): Use new setter functions to construct bits
32204 and vr parts of jump functions or set them to NULL.
32205 (write_ipcp_transformation_info): Adjust for bits being pointers.
32206 (read_ipcp_transformation_info): Likewise.
32207 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
32209 Include gt-ipa-prop.h.
32210 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
32212 (ipcp_store_bits_results): Likewise.
32213 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
32214 Do not write to existing jump functions but use a temporary instead.
32216 2017-03-01 Jakub Jelinek <jakub@redhat.com>
32219 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
32220 attempt to use its first operand as BIT_FIELD_REF base.
32222 2017-03-01 Richard Biener <rguenther@suse.de>
32224 PR middle-end/79721
32225 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
32226 interpolating formula in wrapping arithmetic.
32227 (chrec_apply): Convert chrec_evaluate return value to wanted type.
32229 2017-03-01 Jakub Jelinek <jakub@redhat.com>
32231 PR tree-optimization/79734
32232 * tree-vect-generic.c (expand_vector_condition): Optimize
32233 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
32234 Handle VEC_COND_EXPR where comparison has different inner width from
32235 type's inner width.
32237 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
32239 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
32240 markup, and similar issues. Remove @opindex entries for things
32241 that aren't options. Add missing -mmpy-option entries.
32243 2017-02-28 Jakub Jelinek <jakub@redhat.com>
32245 PR tree-optimization/79737
32246 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
32247 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
32248 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
32249 instead of byte_size. Formatting fix.
32250 (shift_bytes_in_array_right): Formatting fix.
32252 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
32255 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
32256 condition on optimize for the leaf function test.
32258 2017-02-28 Martin Liska <mliska@suse.cz>
32261 * read-rtl-function.c (function_reader::handle_unknown_directive):
32262 Bail out when one uses -flto.
32264 2017-02-28 Martin Liska <mliska@suse.cz>
32266 * common.opt: Replace space with tabular for options of <number>
32268 * config/i386/i386.opt: Show <number> value for
32269 -mlarge-data-threshold.
32270 * opts.c (print_filtered_help): Do not display number in hexadecimal
32273 2017-02-28 Martin Liska <mliska@suse.cz>
32275 * common.opt: Fix --help=option -Q for options which are of
32278 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
32280 * config/i386/i386.c (print_reg): Error out for values
32281 of 8-bit size in invalid integer register.
32283 2017-02-28 Martin Sebor <msebor@redhat.com>
32285 PR tree-optimization/79691
32286 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
32288 2017-02-28 Jakub Jelinek <jakub@redhat.com>
32291 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
32292 gcc_unreachable with output_operand_lossage.
32294 2017-02-28 Richard Biener <rguenther@suse.de>
32296 PR tree-optimization/79740
32297 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
32299 (visit_nary_op): Insert the nary into the hashtable if we
32300 pattern-matched sth.
32301 * tree-ssa-pre.c (eliminate_insert): Robustify.
32303 2017-02-28 Richard Biener <rguenther@suse.de>
32305 PR middle-end/79731
32306 * fold-const.c (decode_field_reference): Reject out-of-bound
32309 2017-02-28 Jakub Jelinek <jakub@redhat.com>
32311 * config/i386/i386.c: Include intl.h.
32312 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
32313 instead of just cond ? "..." : "...".
32314 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
32315 * coverage.c (read_counts_file): Likewise.
32316 * omp-offload.c: Include intl.h.
32317 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
32318 of just cond ? "..." : "...".
32319 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
32320 of just cond ? "..." : "...".
32322 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
32325 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
32327 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
32328 'tune for' CPU name.
32329 * config/arm/arm-cpu-data.h: Regenerated.
32331 2017-02-28 Richard Biener <rguenther@suse.de>
32333 PR tree-optimization/79732
32334 * tree-inline.c (expand_call_inline): Do not shadow var.
32336 2017-02-28 Richard Biener <rguenther@suse.de>
32338 PR tree-optimization/79723
32339 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
32340 address-space properly.
32342 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
32344 * doc/optinfo.texi (Optimization groups): Fix option used for
32346 * doc/invoke.texi (-fopt-info): Document "omp".
32347 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
32348 (OPTGROUP_ALL): Add OPTGROUP_OMP.
32349 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
32350 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
32351 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
32353 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
32355 * dumpfile.c (optgroup_options): Instead of "openmp", associate
32356 OPTGROUP_OMP with "omp".
32358 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
32361 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
32362 for arithmetic shift of unsigned V2DI.
32364 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
32366 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
32367 arc/linux.h headers.
32368 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
32369 (LINK_SPEC): Likewise.
32370 (ARC_TLS_EXTRA_START_SPEC): Likewise.
32371 (EXTRA_SPECS): Likewise.
32372 (STARTFILE_SPEC): Likewise.
32373 (ENDFILE_SPEC): Likewise.
32374 (LIB_SPEC): Likewise.
32375 (TARGET_SDATA_DEFAULT): Likewise.
32376 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
32377 (MULTILIB_DEFAULTS): Likewise.
32378 (DWARF2_UNWIND_INFO): Likewise.
32379 * config/arc/big.h: New file.
32380 * config/arc/elf.h: Likewise.
32381 * config/arc/linux.h: Likewise.
32382 * config/arc/t-uClibc: Remove.
32384 2017-02-27 Bin Cheng <bin.cheng@arm.com>
32386 PR tree-optimization/77536
32387 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
32388 (tree_transform_and_unroll_loop): Use above function to compute the
32389 estimated niter of unrolled loop and use it when scaling profile.
32390 Also use count info rather than frequency if it's non-zero.
32391 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
32392 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
32393 (vect_transform_loop): Call above function.
32395 2017-02-27 Richard Biener <rguenther@suse.de>
32397 PR tree-optimization/45397
32398 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
32399 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
32400 (visit_nary_op): Add pattern matching for CSEing sign-changed
32401 or truncated operations with wider ones.
32403 2017-02-27 Richard Biener <rguenther@suse.de>
32405 PR tree-optimization/79690
32406 * tree-vect-stmts.c (vectorizable_store): Use vector type
32407 built from the DR with address-space.
32409 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
32411 * doc/invoke.texi (Optimize Options): Refine the description
32412 of asan-use-after-return.
32414 2017-02-25 Alan Modra <amodra@gmail.com>
32416 PR rtl-optimization/79584
32417 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
32418 base, not ad->base_term, the reg within base. Remove assertion
32419 that ad->base == ad->base_term. Replace gen_int_mode using
32420 bogus mode with const0_rtx.
32422 2017-02-25 Jakub Jelinek <jakub@redhat.com>
32424 PR middle-end/79396
32425 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
32426 FMA_EXPR like tcc_binary or tcc_unary.
32428 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
32431 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
32433 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
32434 (output_loc_operands): Handle DW_OP_call_ref and
32435 DW_OP_GNU_variable_value.
32436 (struct variable_value_struct): New type.
32437 (struct variable_value_hasher): Likewise.
32438 (variable_value_hash): New variable.
32439 (string_types): Remove.
32440 (copy_loc_descr): New function.
32441 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
32442 (prepend_loc_descr_to_each): New function.
32443 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
32444 instead of add_loc_descr_to_each if the first argument is single
32445 location list and the second has multiple.
32446 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
32447 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
32448 when looking for variable value which doesn't have other location info.
32449 (loc_list_from_tree): Formatting fix.
32450 (gen_array_type_die): Simplify DW_AT_string_length handling.
32451 (adjust_string_types): Remove.
32452 (gen_subprogram_die): Don't call adjust_string_types nor test/set
32453 string_types. Call resolve_variable_values.
32454 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
32455 (resolve_addr_in_expr): Likewise. Add A argument.
32456 (copy_deref_exprloc): Remove deref argument. Adjust for the
32457 original expression being DW_OP_GNU_variable_value with optionally
32458 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
32459 optionally after it.
32460 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
32461 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
32462 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
32463 (variable_value_hasher::hash, variable_value_hasher::equal): New
32465 (resolve_variable_value_in_expr, resolve_variable_value,
32466 resolve_variable_values, note_variable_value_in_expr,
32467 note_variable_value): New functions.
32468 (dwarf2out_early_finish): Call note_variable_value on all toplevel
32471 2017-02-24 Jakub Jelinek <jakub@redhat.com>
32474 * opts.h (handle_generated_option): Add GENERATED_P argument.
32475 * opts-common.c (handle_option): Adjust function comment.
32476 (handle_generated_option): Add GENERATED_P argument, pass it to
32478 (control_warning_option): Pass false to handle_generated_option
32480 * opts.c (maybe_default_option): Pass true to handle_generated_option
32482 * optc-gen.awk: Likewise.
32484 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32486 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
32487 a REG, look at the REG it is a SUBREG of.
32488 (splitter for cmpeqsi_t): Ditto.
32490 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32492 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
32493 the special USEs with the pattern of the insn, not the insn itself.
32495 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
32498 * doc/invoke.texi: Document -mload-store-pairs.
32500 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32501 Sandra Loosemore <sandra@codesourcery.com>
32503 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
32504 argument isn't a CONST_INT.
32505 (nios2_alternate_compare_const): Assert op is a CONST_INT.
32506 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
32507 (nios2_validate_compare): Bypass alternate compare logic if *op2
32508 is not a CONST_INT.
32509 (ldstwm_operation_p): Return false if first_base is not a REG or
32510 if first_offset is not a CONST_INT.
32512 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32514 * config/cris/cris.md: Use correct operand in a define_peephole2.
32516 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32518 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
32520 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
32522 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
32523 this_insn if it is an INSN or JUMP_INSN.
32524 (force_offsettable): Look at base, not at addr.
32525 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
32526 on things that aren't necessarily CONST_INTs.
32528 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
32530 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
32531 -mfpmath=sse is the default also for x86-32 targets with SSE2
32532 instruction set when @option{-ffast-math} is enabled
32534 2017-02-24 Jeff Law <law@redhat.com>
32536 PR rtl-optimizatoin/79286
32537 * ira.c (update_equiv_regs): Drop may_trap_p exception to
32540 2017-02-24 Richard Biener <rguenther@suse.de>
32542 PR tree-optimization/79389
32543 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
32546 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
32548 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
32549 function comment to reflect reality.
32550 (loop_exits_before_overflow): Fix typo in function description.
32552 2017-02-24 Richard Biener <rguenther@suse.de>
32554 PR tree-optimization/79389
32555 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
32556 properly that a threading opportunity exists. Detect conditional
32557 copy/constant propagation opportunities.
32559 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
32561 * config/visium/visium.md (type): Add trap.
32562 (b): New mode attribute.
32563 (*btst): Rename into...
32564 (*btst<mode>): ...this and adjust.
32565 (*cbranchsi4_btst_insn): Rename into...
32566 (*cbranch<mode>4_btst_insn): ...this and adjust.
32567 (trap): New define_insn.
32569 2017-02-23 Jakub Jelinek <jakub@redhat.com>
32571 PR tree-optimization/79389
32572 * ifcvt.c (struct noce_if_info): Add rev_cond field.
32573 (noce_reversed_cond_code): New function.
32574 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
32575 reversed_comparison_code. Formatting fix.
32576 (noce_try_store_flag): Test rev_cond != NULL in addition to
32577 reversed_comparison_code.
32578 (noce_try_store_flag_constants): Likewise.
32579 (noce_try_store_flag_mask): Likewise.
32580 (noce_try_addcc): Use rev_cond if non-NULL instead of
32581 reversed_comparison_code.
32582 (noce_try_cmove_arith): Likewise. Formatting fixes.
32583 (noce_try_minmax, noce_try_abs): Clear rev_cond.
32584 (noce_find_if_block): Initialize rev_cond.
32585 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
32586 instead of false as last argument never attempt to reverse it
32589 2017-02-23 Bin Cheng <bin.cheng@arm.com>
32591 PR tree-optimization/79663
32592 * tree-predcom.c (combine_chains): Process refs in reverse order
32593 only for ZERO length chains, and add explaining comment.
32595 2017-02-23 Jeff Law <law@redhat.com>
32597 PR tree-optimization/79578
32598 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
32599 in call to operand_equal_p.
32601 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
32604 * config/i386/cpuid.h: Fix another undefined behavior.
32606 2017-02-23 Richard Biener <rguenther@suse.de>
32608 PR tree-optimization/79683
32609 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
32610 vector types for data-refs.
32612 2017-02-23 Martin Liska <mliska@suse.cz>
32614 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
32616 2017-02-23 Jakub Jelinek <jakub@redhat.com>
32618 PR middle-end/79665
32619 * internal-fn.c (get_range_pos_neg): Moved to ...
32620 * tree.c (get_range_pos_neg): ... here. No longer static.
32621 * tree.h (get_range_pos_neg): New prototype.
32622 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
32623 are known to be in between 0 and signed maximum inclusive, try to
32624 expand both unsigned and signed divmod and use the cheaper one from
32627 2017-02-22 Jeff Law <law@redhat.com>
32629 PR tree-optimization/79578
32630 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
32631 to compare base operands.
32633 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
32636 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
32637 gpc_reg_operand instead of fpr_reg_operand.
32639 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
32641 * config/mips/mips.c (mips_return_in_memory): Force FP
32642 vector types to be returned in memory for o32 ABI.
32644 2017-02-22 Jakub Jelinek <jakub@redhat.com>
32646 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
32647 instead of DW_TAG_member for static data member declarations and don't
32648 set no_linkage_name for static inline data members.
32649 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
32652 2017-02-22 Martin Liska <mliska@suse.cz>
32654 * doc/invoke.texi: Replace inequality signs with square brackets
32657 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
32660 * lra-constraints.c (simplify_operand_subreg): Handle
32661 WORD_REGISTER_OPERATIONS targets.
32663 2017-02-22 Jakub Jelinek <jakub@redhat.com>
32666 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
32667 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
32668 elimination by swapping fld*.
32670 2017-02-22 Richard Biener <rguenther@suse.de>
32672 PR tree-optimization/79673
32673 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
32674 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
32675 irrelevant address-space qualifiers and avoiding a
32676 ADDR_SPACE_CONVERT_EXPR from fold_convert.
32678 2017-02-22 Richard Biener <rguenther@suse.de>
32680 PR tree-optimization/79666
32681 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
32682 to not symbolically negate if that may introduce undefined
32685 2017-02-22 Martin Liska <mliska@suse.cz>
32688 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
32689 * data-streamer-out.c (streamer_write_gcov_count_stream):
32691 * value-prof.c (stream_out_histogram_value): Make assert more
32692 precise based on type of counter.
32694 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
32697 * config/i386/i386.md (standard_x87sse_constant_load splitter):
32698 Use nonimmediate_operand instead of memory_operand for operand 1.
32699 (float-extend standard_x87sse_constant_load splitter): Ditto.
32701 2017-02-21 Jeff Law <law@redhat.com>
32703 PR tree-optimization/79621
32704 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
32705 blocks with edges to themselves.
32707 2017-02-21 Jakub Jelinek <jakub@redhat.com>
32710 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
32711 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
32712 Use gimple_call_builtin_p.
32715 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
32716 on temporarily removed DEBUG_INSNs.
32718 PR tree-optimization/79649
32719 * tree-loop-distribution.c (classify_partition): Give up on
32720 non-generic address space loads/stores.
32722 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
32724 * doc/loop.texi (Loop manipulation): Remove nonexistent
32725 tree_ssa_loop_version from the documentation.
32726 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
32728 2017-02-21 Jakub Jelinek <jakub@redhat.com>
32731 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
32732 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
32733 * config/rs6000/rs6000.c: Include except.h.
32734 (rs6000_expand_split_stack_prologue): Call
32735 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
32737 2017-02-21 Martin Jambor <mjambor@suse.cz>
32740 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
32741 have been analyzed.
32743 2017-02-21 Martin Jambor <mjambor@suse.cz>
32745 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
32746 for backward compatibility only.
32747 * doc/invoke.texi (Option Summary): Remove all references to
32748 -fipa-cp-alignment.
32750 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
32754 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
32756 * lra-constraints.c (curr_insn_transform): Handle
32757 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
32759 2017-02-21 Martin Liska <mliska@suse.cz>
32761 * config/i386/i386.opt: Replace -masm-dialect with -masm.
32763 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
32765 PR translation/79638
32766 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
32768 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
32771 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
32772 (arm_function_ok_for_sibcall): Return false for an indirect call by
32773 descriptor if all the argument registers are used.
32774 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
32775 alignment of the function.
32777 2017-02-21 Jakub Jelinek <jakub@redhat.com>
32779 PR tree-optimization/61441
32780 * simplify-rtx.c (simplify_const_unary_operation): For
32781 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
32782 the sNaN unmodified.
32784 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
32786 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
32787 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
32788 instead of SYSTEM_HEADER_DIR.
32790 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
32791 Martin Liška <mliska@suse.cz>
32793 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
32794 Fix typos and grammar, use active voice, and clarify.
32796 2017-02-20 Marek Polacek <polacek@redhat.com>
32798 PR middle-end/79537
32799 * gimplify.c (gimplify_expr): Handle unused *&&L;.
32802 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
32804 2017-02-20 Jakub Jelinek <jakub@redhat.com>
32807 * config/i386/i386.c (ix86_expand_builtin): Handle
32808 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
32809 ix86_builtins_isa[fcode].isa as a requirement of those
32810 flags and any other flag in the bitmask.
32811 (ix86_init_mmx_sse_builtins): Use 0 instead of
32812 ~OPTION_MASK_ISA_64BIT as mask.
32813 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
32814 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
32815 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
32816 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
32818 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
32821 * lra-constraints.c (split_reg): Check requested split mode
32822 is supported by the register.
32824 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
32826 * lra-constraints.c (simplify_operand_subreg): Remove early
32829 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
32832 * lra-constraints.c (curr_insn_transform): Tighten condition
32833 for converting SUBREG reloads from OP_OUT to OP_INOUT.
32835 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
32838 * lra-constraints.c (curr_insn_transform): Handle
32839 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
32841 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
32844 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
32846 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
32848 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
32851 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
32854 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
32856 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
32859 2017-02-18 Jakub Jelinek <jakub@redhat.com>
32861 * final.c (last_columnnum, override_columnnum): New variables.
32862 (final_start_function): Set last_columnnum, pass it to begin_prologue
32863 hook and pass 0 to dwarf2out_begin_prologue.
32864 (final_scan_insn): Update override_columnnum. Pass last_columnnum
32865 to source_line debug hook.
32866 (notice_source_line): Compute last_columnnum and for debug_column_info
32867 return true on column changes.
32868 * debug.h (struct gcc_debug_hooks): Add column argument to
32869 source_line and begin_prologue hooks.
32870 (debug_nothing_int_charstar_int_bool): Remove prototype.
32871 (debug_nothing_int_int_charstar,
32872 debug_nothing_int_int_charstar_int_bool): New prototypes.
32873 (dwarf2out_begin_prologue): Add column argument.
32874 * debug.c (do_nothing_debug_hooks): Adjust source_line and
32875 begin_prologue hooks.
32876 (debug_nothing_int_charstar_int_bool): Remove.
32877 (debug_nothing_int_int_charstar,
32878 debug_nothing_int_int_charstar_int_bool): New functions.
32879 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
32880 through to dwarf2out_source_line.
32881 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
32882 (dwarf2out_source_line): Add column argument, emit it if requested.
32883 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
32885 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
32886 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
32887 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
32888 through to dwarf2out_begin_prologue.
32889 (vmsdbgout_source_line): Add column argument, pass it through to
32890 dwarf2out_source_line.
32891 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
32892 dbxout_source_line caller.
32893 (dbxout_source_line): Add column argument.
32895 * common.opt (gno-column-info, gcolumn-info): New options.
32896 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
32897 (check_die): Also test for multiple DW_AT_decl_column attributes.
32898 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
32899 DW_AT_decl_column if requested.
32900 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
32902 (gen_variable_die): Likewise.
32903 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
32904 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
32907 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
32908 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
32909 (ix86_handle_option): Handle OPT_m3dnowa.
32910 * doc/invoke.texi (-m3dnowa): Document.
32911 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
32912 -m3dnowa instead of -m3dnow -march=athlon.
32915 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
32916 instead of gcc_assert for K, r and R code checks. Formatting fixes.
32918 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32921 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
32922 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
32923 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
32924 generator for vsx_xxpermdi_<mode>_be.
32925 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
32926 force big-endian semantics.
32927 (vsx_xxpermdi_<mode>_be): New define_expand with same
32928 implementation as previous version of vsx_xxpermdi_<mode>.
32930 2017-02-17 Jakub Jelinek <jakub@redhat.com>
32932 PR tree-optimization/79327
32933 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
32934 variable, its initialization and use.
32936 2017-02-17 Julia Koval <julia.koval@intel.com>
32938 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
32939 (OPTION_MASK_ISA_PKU_UNSET): New.
32940 (ix86_handle_option): Handle -mrdpid.
32941 * config/i386/cpuid.h (bit_RDPID): New.
32942 * config/i386/driver-i386.c (host_detect_local_cpu):
32943 Detect RDPID feature.
32944 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
32945 * config/i386/i386-c.c (ix86_target_macros_internal):
32947 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
32948 (ix86_valid_target_attribute_inner_p): Add "rdpid".
32949 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
32950 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
32951 * config/i386/i386.md (define_insn "rdpid"): New.
32952 * config/i386/i386.opt Add -mrdpid.
32953 * config/i386/immintrin.h (_rdpid_u32): New.
32955 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
32957 PR rtl-optimization/79541
32958 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
32959 instead of transforming it into USE.
32961 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
32963 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
32964 If HONOR_SNANS (SFmode) force the input to a register.
32965 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
32966 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
32967 an frsp or similar insn.
32969 2017-02-17 Martin Liska <mliska@suse.cz>
32971 PR rtl-optimization/79577
32972 * params.def (selsched-max-sched-times): Increase minimum to 1.
32974 2017-02-17 Martin Liska <mliska@suse.cz>
32976 PR rtl-optimization/79574
32977 * gcse.c (want_to_gcse_p): Prevent integer overflow.
32979 2017-02-17 Martin Liska <mliska@suse.cz>
32981 PR tree-optimization/79529
32982 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
32983 ssa_defined_default_def_p to handle cases which are implicitly
32985 * tree-ssa.c (ssa_defined_default_def_p): New function.
32986 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
32987 which are implicitly defined.
32988 * tree-ssa.h (ssa_defined_default_def_p): Declare.
32990 2017-02-17 Richard Biener <rguenther@suse.de>
32992 PR middle-end/79576
32993 * params.def (max-ssa-name-query-depth): Limit to 10.
32995 2017-02-17 Richard Biener <rguenther@suse.de>
32997 PR tree-optimization/79552
32998 * tree-ssa-structalias.c (visit_loadstore): Properly verify
33001 2017-02-17 Richard Biener <rguenther@suse.de>
33004 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
33006 2017-02-17 Marek Polacek <polacek@redhat.com>
33008 PR middle-end/79536
33009 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
33010 (fold_negate_expr): New wrapper.
33012 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
33014 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
33015 Correct terminology and de-emphasize pre-standard behavior.
33017 2017-02-16 Alan Modra <amodra@gmail.com>
33019 PR rtl-optimization/79286
33020 * ira.c (def_dominates_uses): New function.
33021 (update_equiv_regs): Don't create an equivalence for insns that
33022 may trap where the register def does not dominate the use.
33024 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
33026 PR rtl-optimization/78127
33027 * lra.c (lra): Call lra_eliminate before finish the loop after
33030 2017-02-16 Richard Biener <rguenther@suse.de>
33032 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
33034 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
33035 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
33036 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
33037 (isl_val_int_from_wi): New function.
33038 (extract_affine_gmp): Rename to ...
33039 (extract_affine_wi): ... this, take a widest_int.
33040 (extract_affine_int): Just wrap extract_affine_wi.
33041 (add_param_constraints): Use isl_val_int_from_wi.
33042 (add_loop_constraints): Likewise, and extract_affine_wi.
33044 2017-02-15 Jeff Law <law@redhat.com>
33046 PR middle-end/79521
33047 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
33048 ira_init_register_move_cost_if_necessary.
33050 2017-02-15 Martin Sebor <msebor@redhat.com>
33052 PR middle-end/32003
33053 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
33054 removed in a prior commit.
33056 2017-02-15 Bin Cheng <bin.cheng@arm.com>
33058 PR tree-optimization/79347
33059 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
33060 counters during peeling.
33062 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
33064 * Makefile.in (site.exp): Remove "set ISLVER".
33066 2017-02-15 Jakub Jelinek <jakub@redhat.com>
33069 * real.c (real_from_integer): Call real_convert even for decimal.
33071 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33074 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
33076 2017-02-14 Andrew Pinski <apinski@cavium.com>
33078 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
33079 cores and change the partno/implementer to be correct.
33080 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
33081 the 'B" as the implementer.
33082 * config/aarch64/aarch64-tune.md: Regenerate.
33084 2017-02-14 Carl Love <cel@us.ibm.com>
33086 * config/rs6000/rs6000.c: Add case statement entry to make the
33087 xvcvuxdsp built-in argument unsigned.
33088 * config/rs6000/vsx.md: Fix the source and return operand types so they
33089 match the instruction definitions from the ISA document. Fix typo
33090 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
33093 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
33096 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
33097 member early_clobber_alts.
33098 * lra-lives.c (reg_early_clobber_p): New.
33099 (process_bb_lives): Use it.
33100 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
33101 (debug_operand_data): Initialize early_clobber_alts.
33102 (setup_operand_alternative): Set up early_clobber_alts.
33103 (collect_non_operand_hard_regs): Ditto. Pass early clobber
33104 alternatives to new_insn_reg.
33105 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
33107 (lra_update_insn_regno_info): Pass the new arg.
33109 2017-02-14 Jakub Jelinek <jakub@redhat.com>
33111 PR middle-end/79505
33112 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
33113 (new_oacc_loop_raw): Don't clear already cleared fields.
33116 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
33117 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
33118 _mm512_prefetch_i64gather_ps): New inline functions and macros.
33120 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
33123 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
33125 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
33128 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
33129 the extra instruction to the right place to store 128-bit constant
33132 2017-02-14 Martin Sebor <msebor@redhat.com>
33134 PR middle-end/79448
33135 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
33136 warning for strings of unknown length.
33138 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
33140 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
33142 2017-02-14 Jeff Law <law@redhat.com>
33145 * ira-costs.c (scan_one_insn): Initialize register move costs
33146 for pseudos seen in USE/CLOBBER insns.
33148 PR tree-optimization/79095
33149 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
33150 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
33151 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
33152 if the operands are known to be not equal, then the resulting range
33154 (intersect_ranges): If the new range is ~[0,0] and the old range is
33155 wide, then prefer ~[0,0].
33156 * tree-vrp.c (overflow_comparison_p_1): New function.
33157 (overflow_comparison_p): New function.
33158 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
33159 if NAME is used in an overflow test.
33160 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
33161 overflow check that can be expressed as an equality test, then adjust
33162 ops to be that equality test.
33164 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33166 * config/s390/s390-builtin-types.def: Remove flags argument.
33167 * config/s390/s390.c (s390_init_builtins): Likewise.
33169 2017-02-14 Martin Liska <mliska@suse.cz>
33171 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
33172 vector. Fix trailing white spaces.
33174 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
33176 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
33179 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33181 PR rtl-optimization/68664
33182 * config/arm/arm.c (arm_sched_can_speculate_insn):
33183 New function. Declare prototype.
33184 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
33186 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33188 PR rtl-optimization/68664
33189 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
33191 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
33193 2017-02-14 Amit Pawar <amit.pawar@amd.com>
33195 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
33196 max skip bytes for function, loop and jump.
33198 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
33200 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
33201 ABS_EXPR for gimple dump.
33203 2017-02-14 Jakub Jelinek <jakub@redhat.com>
33206 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
33208 PR tree-optimization/79408
33209 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
33210 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
33211 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
33212 also if rhs1 is INTEGER_CST.
33214 2017-02-14 Richard Biener <rguenther@suse.de>
33216 PR middle-end/79432
33217 * tree-into-ssa.c (insert_phi_nodes): When the function can
33218 have abnormal edges rewrite SSA names with broken use-def
33219 dominance out of SSA and register them for PHI insertion.
33221 2017-02-13 Martin Sebor <msebor@redhat.com>
33223 PR middle-end/79496
33224 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
33225 clearing info.nowrite flag when snprintf size argument is a range.
33227 2017-02-13 Jakub Jelinek <jakub@redhat.com>
33229 * cprop.c (cprop_jump): Add missing space in string literal.
33230 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
33231 (get_constraint_for_component_ref): Likewise.
33232 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
33233 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
33234 * lra-constraints.c (process_alt_operands): Likewise.
33235 * ipa-inline.c (inline_small_functions): Likewise.
33236 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
33237 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
33238 * trans-mem.c (diagnose_tm_1_op): Likewise.
33239 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
33240 (grid_parallel_clauses_gridifiable): Likewise.
33242 * config/nvptx/mkoffload.c (process): Add space in between
33245 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
33246 "MOD4_SSE_REGS" and "ALL_REGS".
33248 * spellcheck.c (test_data): Add , in between "foo" and "food".
33250 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
33253 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
33254 boundary crossing check and subsequent code generation agree.
33256 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33258 * config/aarch64/aarch64.c (has_memory_op): Delete.
33259 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
33262 2017-02-13 Jakub Jelinek <jakub@redhat.com>
33264 PR rtl-optimization/79388
33265 PR rtl-optimization/79450
33266 * combine.c (distribute_notes): When removing TEM_INSN for which
33267 corresponding dest has last value recorded, invalidate that last
33270 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33272 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
33273 of explicit '@'. Add missing assembly comment marker on branch costs
33276 2017-02-13 Nathan Sidwell <nathan@acm.org>
33278 * gengtype-lex.l (<in_struct>): Add '/'.
33280 2017-02-13 Martin Liska <mliska@suse.cz>
33283 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
33285 2017-02-13 Richard Biener <rguenther@suse.de>
33287 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
33289 * configure: Re-generate.
33290 * config.in: Likewise.
33291 * graphite-dependences.c: Simplify as if
33292 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
33293 * graphite-isl-ast-to-gimple.c: Likewise.
33294 * graphite-optimize-isl.c: Likewise.
33295 * graphite-poly.c: Likewise.
33296 * graphite-sese-to-poly.c: Likewise.
33297 * graphite.h: Likewise.
33298 * toplev.c: Include isl/version.h and use isl_version () for
33299 printing the ISL version.
33300 * doc/install.texi: Update ISL requirement.
33302 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
33304 * doc/standards.texi (Standards): Update reference to
33307 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
33309 * doc/extend.texi (Named Address Spaces): sourceware.org now
33311 * doc/install.texi (Binaries): Ditto.
33314 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
33316 * doc/cpp.texi: Replace "stringify"/"stringification" with C
33317 standard terminology "stringize"/"stringizing" throughout.
33318 * doc/cppinternals.texi: Likewise.
33320 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
33322 * doc/extend.texi: Fix some spelling mistakes and typos.
33323 * doc/invoke.texi: Likewise.
33325 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
33328 * params.def (inline-min-speedup) Change from 10 to 8.
33330 2017-02-11 Jakub Jelinek <jakub@redhat.com>
33332 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
33335 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
33338 * ipa-inline-analysis.c (get_minimal_bb): New function.
33339 (record_modified): Use it.
33340 (remap_edge_change_prob): Handle also ancestor functions.
33342 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
33344 * doc/contrib.texi (Contributors): Remove broken link into
33345 the Mauve CVS repository.
33347 2017-02-11 Jakub Jelinek <jakub@redhat.com>
33349 PR middle-end/79454
33350 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
33351 result computation whenever lhs doesn't have vector mode, not
33352 just when it has BLKmode.
33354 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
33356 * doc/makefile.texi (profiledbootstrap): Refer to the
33357 installation instructions only in textual form.
33359 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
33362 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
33364 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
33366 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
33367 (Specific): Update mingw-w64 reference.
33369 (Specific): Remove broken link to Renesas RX processor.
33371 2017-02-10 Richard Biener <rguenther@suse.de>
33373 * toplev.c (process_options): Do not mention obsolete graphite
33374 options when printing sorry message about missing graphite support.
33375 Mention -floop-nest-optimize.
33377 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
33379 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
33380 (vtst_p16): Likewise.
33381 (vtstq_p8): Likewise.
33382 (vtstq_p16): Likewise.
33384 (vtstq_p64): Likewise.
33385 * config/arm/arm_neon.h (vgetq_lane_p64): New.
33386 (vset_lane_p64): New.
33387 (vsetq_lane_p64): New.
33389 2017-02-10 Jakub Jelinek <jakub@redhat.com>
33391 PR tree-optimization/79411
33392 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
33393 stmt operands are SSA_NAMEs used in abnormal phis.
33394 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
33397 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
33400 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
33403 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
33405 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
33407 2017-02-09 Jakub Jelinek <jakub@redhat.com>
33409 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
33413 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
33414 not arbitrary TREE_CONSTANT.
33417 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
33418 "omp declare target link" attribute unless is_global_var.
33419 * omp-offload.c (find_link_var_op): Likewise.
33421 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
33422 Chung-Lin Tang <cltang@codesourcery.com>
33424 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
33426 (gimplify_adjust_omp_clauses): Don't delete TILE.
33427 (gimplify_omp_for): Deal with TILE.
33428 * internal-fn.c (expand_GOACC_TILE): New function.
33429 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
33431 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
33432 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
33434 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
33435 avoid DIV for outermost collapse var.
33436 (expand_oacc_for): Insert tile element loop as needed. Adjust.
33437 Remove out of date comments, fix whitespace.
33438 * omp-general.c (omp_extract_for_data): Deal with tiling.
33439 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
33440 adjust OLF_DIM_BASE value.
33441 (struct omp_for_data): Add tiling field.
33442 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
33443 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
33444 for auto loops. Remove default auto determining, moved to
33445 oacc_loop_fixed_partitions.
33446 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
33447 stmts, add e_mask field.
33448 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
33449 (oacc_thread_numbers): Use oacc_dim_call.
33450 (oacc_xform_tile): New.
33451 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
33452 (finish_oacc_loop): Adjust for ifns vector.
33453 (oacc_loop_discover_walk): Append loop abstraction sites to list,
33454 add case for GOACC_TILE fns.
33455 (oacc_loop_xform_loop): Delete.
33456 (oacc_loop_process): Iterate over call list directly, and add
33457 handling for GOACC_TILE fns.
33458 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
33460 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
33461 vector partitioning to outer loops. Assign 2 partitions to loops
33462 when available. Add TILE handling.
33463 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
33464 (execite_oacc_device_lower): Process GOACC_TILE fns,
33465 ignore unknown specs.
33466 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
33467 * tree.c (omp_clause_num_ops): Adjust TILE ops.
33468 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
33470 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
33472 * configure.ac (ACX_BUGURL): Update.
33473 * configure: Regenerate.
33475 2017-02-09 Richard Biener <rguenther@suse.de>
33477 PR tree-optimization/69823
33478 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33479 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
33481 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
33483 * config/arc/arc-c.def: Add __NPS400__ definition.
33484 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
33485 (TARGET_NPS400): Define.
33487 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
33489 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
33491 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
33492 pointer, arch_info.
33493 (arc_cpu_types): Fill the arch_info field with a pointer into the
33494 arc_arch_types table.
33495 (arc_selected_cpu): Declare.
33496 * config/arc/arc.c (arc_selected_cpu): Make global.
33497 (arc_selected_arch): Delete.
33498 (arc_base_cpu): Delete.
33499 (arc_override_options): Remove references to deleted variables,
33500 update access to arch information.
33501 (ARC_OPT): Update access to arch information.
33502 (ARC_OPTX): Likewise.
33503 * config/arc/arc.h (arc_base_cpu): Remove declaration.
33504 (TARGET_ARC600): Update access to arch information.
33505 (TARGET_ARC601): Likewise.
33506 (TARGET_ARC700): Likewise.
33507 (TARGET_EM): Likewise.
33508 (TARGET_HS): Likewise.
33509 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
33512 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
33515 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
33516 condition/operands for integer GE/LE/GEU/LEU operations.
33518 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
33520 PR translation/79397
33521 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
33524 2017-02-08 Martin Jambor <mjambor@suse.cz>
33527 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
33528 whether allocation happened.
33529 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
33530 nothing was allocated.
33532 2017-02-08 Jakub Jelinek <jakub@redhat.com>
33534 PR tree-optimization/79408
33535 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
33536 constant, but SSA_NAME with a known integer range, use the minimum
33537 of that range instead of op1 to determine if modulo can be replaced
33538 with its first operand.
33540 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33542 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
33544 2017-02-08 Richard Biener <rguenther@suse.de>
33546 PR tree-optimization/71824
33547 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
33548 Check all loops contained in the merged region.
33550 2017-02-07 Andrew Pinski <apinski@cavium.com>
33552 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
33554 2017-02-07 Andrew Pinski <apinski@cavium.com>
33556 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
33557 (thunderxt88): Likewise.
33558 (thunderxt81): Disable LSE and change v8.1 to v8.
33559 (thunderxt83): Likewise.
33561 2017-02-07 Jakub Jelinek <jakub@redhat.com>
33562 Richard Biener <rguenther@suse.de>
33564 PR middle-end/79399
33565 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
33566 type from int to size_t.
33567 * ira-costs.c (struct_costs_size): Change type from int to size_t.
33569 2017-02-07 Jakub Jelinek <jakub@redhat.com>
33571 PR rtl-optimization/79386
33572 * cprop.c (bypass_conditional_jumps): Initialize
33573 bypass_last_basic_block already before splitting bbs after
33574 unconditional traps...
33575 (bypass_conditional_jumps): ... rather than here.
33578 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
33579 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
33580 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
33581 fix -masm=intel patterns.
33583 2017-02-07 Richard Biener <rguenther@suse.de>
33585 PR tree-optimization/79256
33586 PR middle-end/79278
33587 * builtins.c (get_object_alignment_2): Use min_align_of_type
33588 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
33589 and ADJUST_FIELD_ALIGN.
33591 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
33593 * doc/tm.texi: Regenerate.
33594 * stor-layout.c (layout_decl): Adjust.
33595 (update_alignment_for_field): Likewise.
33596 (place_field): Likewise.
33597 (min_align_of_type): Likewise.
33598 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
33599 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
33600 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
33601 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
33602 * config/frv/frv.c (frv_adjust_field_align): Likewise.
33603 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
33604 * config/i386/i386.c (x86_field_alignment): Likewise.
33605 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
33606 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
33607 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
33608 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
33609 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
33610 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
33614 2017-01-30 Richard Biener <rguenther@suse.de>
33616 PR tree-optimization/79256
33617 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
33618 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
33621 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
33623 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
33624 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
33625 builtins to SImode and emit a zero-extend, if necessary.
33627 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
33629 * docs/invoke.texi (RISC-V Options): Alphabetize.
33631 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
33633 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
33636 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
33638 * config/riscv/riscv.c: New file.
33639 * common/config/riscv/riscv-common.c: Likewise.
33640 * config.gcc: Likewise.
33641 * config/riscv/constraints.md: Likewise.
33642 * config/riscv/elf.h: Likewise.
33643 * config/riscv/generic.md: Likewise.
33644 * config/riscv/linux.h: Likewise.
33645 * config/riscv/multilib-generator: Likewise.
33646 * config/riscv/peephole.md: Likewise.
33647 * config/riscv/pic.md: Likewise.
33648 * config/riscv/predicates.md: Likewise.
33649 * config/riscv/riscv-builtins.c: Likewise.
33650 * config/riscv/riscv-c.c: Likewise.
33651 * config/riscv/riscv-ftypes.def: Likewise.
33652 * config/riscv/riscv-modes.def: Likewise.
33653 * config/riscv/riscv-opts.h: Likewise.
33654 * config/riscv/riscv-protos.h: Likewise.
33655 * config/riscv/riscv.h: Likewise.
33656 * config/riscv/riscv.md: Likewise.
33657 * config/riscv/riscv.opt: Likewise.
33658 * config/riscv/sync.md: Likewise.
33659 * config/riscv/t-elf-multilib: Likewise.
33660 * config/riscv/t-linux: Likewise.
33661 * config/riscv/t-linux-multilib: Likewise.
33662 * config/riscv/t-riscv: Likewise.
33663 * configure.ac: Likewise.
33664 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
33665 Waterman as RISC-V maintainers.
33666 * doc/install.texi: Add RISC-V entries.
33667 * doc/invoke.texi: Add RISC-V options section.
33668 * doc/md.texi: Add RISC-V constraints section.
33669 * configure: Regenerated.
33671 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
33674 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
33675 false values to be constant vectors with all 0 or all 1 bits set.
33676 (vcondu<mode><mode>): Likewise.
33677 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
33679 (fpmask_comparison_operator): Update comment.
33680 (vecint_comparison_operator): New predicate.
33681 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
33682 vector conditionals when the true and false values are constant
33683 vectors with all 0 bits or all 1 bits set.
33685 2017-02-06 Martin Sebor <msebor@redhat.com>
33687 PR tree-optimization/79376
33688 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
33690 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
33692 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
33693 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
33694 to simplify split condition.
33696 2017-02-06 Jakub Jelinek <jakub@redhat.com>
33698 * omp-expand.c (oxpand_omp_atomic_fetch_op,
33699 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
33702 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
33704 PR rtl-optimization/68664
33705 * target.def (can_speculate_insn): New hook.
33706 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
33707 * doc/tm.texi: Regenerate.
33708 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
33709 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
33710 (rs6000_sched_can_speculate_insn): New function.
33712 2017-02-06 Jakub Jelinek <jakub@redhat.com>
33714 PR tree-optimization/79284
33715 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
33716 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
33717 vectorizable_mask_load_store, vectorizable_operation,
33718 vect_is_simple_cond, get_same_sized_vectype): Use it instead
33719 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
33720 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
33721 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
33722 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
33723 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
33724 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
33725 is_gimple_assign (stmt). Replace another such test with
33726 is_gimple_assign (stmt).
33728 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
33731 * config/avr/avr.c (rtl-iter.h): Include it.
33732 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
33733 (avr_legitimate_combined_insn): ...and implementation.
33735 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
33737 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
33738 * config/s390/s390.c (s390_const_operand_ok)
33739 (s390_canonicalize_comparison, s390_extract_part)
33740 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
33741 (s390_contiguous_bitmask_p, s390_rtx_costs)
33742 (legitimize_pic_address): Likewise.
33743 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
33744 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
33745 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
33746 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
33747 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
33749 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
33751 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
33752 REGNO($0) == REGNO($1).
33754 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33756 * config/s390/linux.h(SIZE_TYPE): Add comment.
33758 2017-02-06 Julian Brown <julian@codesourcery.com>
33759 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
33760 Virendra Pathak <virendra.pathak@broadcom.com>
33762 * config/aarch64/aarch64-cores.def: Change the scheduler
33764 * config/aarch64/aarch64.md: Include thunderx2t99.md.
33765 * config/aarch64/thunderx2t99.md: New file.
33767 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
33769 * doc/standards.texi (Go Language): Update link to language
33772 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
33774 * tree-eh.c (lower_resx): Sanitize profile.
33775 (cleanup_empty_eh_move_lp): Likewise.
33777 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
33780 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
33782 * cfgloopmanip.h (loop_version): Update prototype.
33783 * modulo-sched.c (sms_schedule): Update call of loop_version.
33784 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
33785 * tree-parloops.c (gen_parallel_loop): Likewise.
33786 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
33787 * tree-ssa-loop-split.c (split_loop): Likewise.
33788 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
33789 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
33791 2017-02-05 Martin Liska <mliska@suse.cz>
33794 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
33796 (print_operand_address): Initialize a struct to zero.
33798 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
33800 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
33801 garbage collector only in textual form.
33803 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
33805 * doc/extend.texi (x86 specific memory model extensions for
33806 transactional memory): Simplify a phrase.
33808 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
33811 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
33812 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
33813 (atomic_storedi_1): Likewise.
33815 2017-02-04 Jakub Jelinek <jakub@redhat.com>
33817 PR tree-optimization/79338
33818 * tree-parloops.c (gather_scalar_reductions): Don't call
33819 vect_analyze_loop_form for loop->inner before destroying loop's
33822 2017-02-03 Martin Sebor <msebor@redhat.com>
33824 PR tree-optimization/79327
33825 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
33826 when precision has resulted in leading zeros.
33827 (format_integer): Adjust the likely counter to assume an unknown
33828 argument that may be zero is non-zero.
33830 2017-02-03 Jason Merrill <jason@redhat.com>
33833 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
33834 avoid copying non-taken branch.
33836 2017-02-03 Jakub Jelinek <jakub@redhat.com>
33838 PR tree-optimization/79340
33839 * tree-vect-loop.c (vectorizable_reduction): Release
33840 vec_defs elements after safe_splicing them into other vectors.
33843 PR tree-optimization/79327
33844 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
33845 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
33847 (format_integer): Use wide_int_to_tree instead of build_int_cst
33848 + to_?hwi. If argmin is NULL, just set argmin and argmax to
33849 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
33850 of shortest and longest sequence.
33852 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
33854 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
33855 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
33857 2017-02-03 Walter Lee <walt@tilera.com>
33860 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
33861 after initial stackframe link reg save.
33862 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
33864 2017-02-03 Jakub Jelinek <jakub@redhat.com>
33867 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
33868 wu for stxssp alternative.
33870 2017-02-03 Martin Sebor <msebor@redhat.com>
33872 PR tree-optimization/79352
33873 * gimple-fold.c (get_range_strlen): Add argument.
33874 (get_range_strlen): Change return type to bool.
33875 (get_maxval_strlen): Pass in a dummy argument.
33876 * gimple-fold.h (get_range_strlen): Change return type to bool.
33877 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
33878 * tree.h (array_at_struct_end_p): Add argument.
33879 * tree.c (array_at_struct_end_p): Handle it.
33881 2017-02-03 Martin Liska <mliska@suse.cz>
33884 * multiple_target.c (create_dispatcher_calls): Redirect edge
33885 from a caller of a dispatcher.
33886 (expand_target_clones): Make the clones local.
33887 (ipa_target_clone): Do both target clones and resolvers.
33888 (ipa_dispatcher_calls): Remove the pass.
33889 (pass_dispatcher_calls::gate): Likewise.
33890 (make_pass_dispatcher_calls): Likewise.
33891 * passes.def (pass_target_clone): Put as very first IPA early
33894 2017-02-03 Martin Liska <mliska@suse.cz>
33896 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
33897 in case of a function with ifunc attribute.
33899 2017-02-03 Martin Liska <mliska@suse.cz>
33901 * cgraph.c (cgraph_node::dump): Dump function version info.
33902 * symtab.c (symtab_node::dump_base): Add missing new line.
33904 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
33906 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
33907 (ifcombine_ifandif): Use it.
33909 2017-02-03 Martin Liska <mliska@suse.cz>
33911 * doc/invoke.texi: Document default value for
33912 use-after-scope-direct-emission-threshold.
33914 2017-02-03 Martin Liska <mliska@suse.cz>
33916 PR tree-optimization/79339
33917 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
33918 (format_floating): Likewise.
33920 2017-02-03 Martin Liska <mliska@suse.cz>
33923 * ipa-prop.c (ipa_node_params_t::insert): Remove current
33925 (ipa_node_params_t::remove): Likewise.
33926 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
33927 initialization from removed ipa_node_params_t::insert.
33928 (ipa_node_params::~ipa_node_params): Move from removed
33929 ipa_node_params_t::release.
33930 * symbol-summary.h (symbol_summary::m_released): New member.
33931 Do not release a summary twice. Do not allow to call finalizer
33932 for types of a summary that live in GGC memory.
33934 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
33936 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
33939 2017-02-02 Martin Sebor <msebor@redhat.com>
33941 PR middle-end/79275
33942 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
33943 (format_string): Tighten up the range of output for non-constant
33944 strings and correct the expected range for wide non-constant strings.
33946 2017-02-02 Martin Sebor <msebor@redhat.com>
33948 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
33950 PR middle-end/32003
33951 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
33953 (-fdump-tree-@var): Add to index and document how to come up
33954 with pass-specific option and dump file names.
33955 (-fdump-passes): Clarify where to look for output.
33957 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
33959 PR middle-end/77445
33960 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
33961 statistics of the analyzed path; allow threading for speed when
33962 any of BBs along the path are optimized for speed.
33964 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
33966 PR middle-end/78468
33967 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
33968 settings of the virtual registers.
33971 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
33973 * explow.c (get_dynamic_stack_size): Take known alignment of stack
33974 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
33977 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33979 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
33980 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
33982 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33984 * config/s390/s390.md: Add missing comments with the expanded
33986 * config/s390/vector.md: Likewise.
33987 * config/s390/vx-builtins.md: Likewise.
33989 2017-02-02 Jakub Jelinek <jakub@redhat.com>
33992 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
33993 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
33994 conditions on a single line.
33996 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33998 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
33999 __S390_VX__ to __VX__.
34001 2017-02-01 Andrew Pinski <apinski@cavium.com>
34003 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
34004 stmt_info to record_stmt_cost.
34005 (vect_get_known_peeling_cost): Pass stmt_info if known to
34007 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
34008 cpu_vector_cost field into
34009 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
34010 field into vec_int_stmt_cost and vec_fp_stmt_cost.
34011 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
34012 splitting of scalar_stmt_cost and vec_stmt_cost.
34013 (thunderx_vector_cost): Likewise.
34014 (cortexa57_vector_cost): LIkewise.
34015 (exynosm1_vector_cost): Likewise.
34016 (xgene1_vector_cost): Likewise.
34017 (thunderx2t99_vector_cost): Improve after the splitting of the two
34019 (aarch64_builtin_vectorization_cost): Update for the splitting of
34020 scalar_stmt_cost and vec_stmt_cost.
34022 2017-02-01 Torvald Riegel <triegel@redhat.com>
34023 Richard Henderson <rth@redhat.com>
34025 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
34026 conditional on existance of a fast atomic load.
34027 * optabs-query.c (can_atomic_load_p): New function.
34028 * optabs-query.h (can_atomic_load_p): Declare it.
34029 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
34030 no fast atomic load is available for the particular size of access.
34031 (expand_atomic_compare_and_swap): Likewise.
34032 (expand_atomic_load): Likewise.
34033 (expand_atomic_store): Likewise.
34034 (expand_atomic_fetch_op): Likewise.
34035 * testsuite/lib/target-supports.exp
34036 (check_effective_target_sync_int_128): Remove x86 because it provides
34037 no fast atomic load.
34038 (check_effective_target_sync_int_128_runtime): Likewise.
34040 2017-02-01 Richard Biener <rguenther@suse.de>
34042 * graphite.c: Include tree-vectorizer.h for find_loop_location.
34043 (graphite_transform_loops): Provide opt-info for optimized nests.
34044 * tree-parloop.c (parallelize_loops): Provide opt-info for
34045 parallelized loops.
34047 2017-02-01 Richard Biener <rguenther@suse.de>
34049 PR middle-end/79315
34050 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
34051 was not set before.
34053 2017-02-01 Richard Biener <rguenther@suse.de>
34055 PR tree-optimization/71824
34056 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
34057 Verify the loops are valid in the merged SESE region.
34058 (scop_detection::can_represent_loop_1): Check analyzing the
34059 evolution of the number of iterations in the region succeeds.
34061 2017-01-31 Ian Lance Taylor <iant@golang.org>
34063 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
34064 REG_ARGS_SIZE note to 32-bit push insns and call insn.
34066 2017-01-31 David Malcolm <dmalcolm@redhat.com>
34068 PR preprocessor/79210
34069 * input.c (get_substring_ranges_for_loc): Replace line_width
34070 assertion with error-handling.
34072 2017-01-31 Richard Biener <rguenther@suse.de>
34074 PR tree-optimization/77318
34075 * graphite-sese-to-poly.c (extract_affine): Fix assert.
34076 (create_pw_aff_from_tree): Take loop parameter.
34077 (add_condition_to_pbb): Pass loop of the condition to
34078 create_pw_aff_from_tree.
34080 2017-01-31 Jakub Jelinek <jakub@redhat.com>
34082 * config/s390/s390.c (s390_asan_shadow_offset): New function.
34083 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
34085 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
34089 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
34091 (convert_int_to_float128): Likewise.
34092 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
34093 (convert_int_to_float128): Likewise.
34094 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
34095 (UNSPEC_IEEE128_CONVERT): Likewise.
34096 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
34097 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
34098 Use local variables for IBM extended format.
34099 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
34100 (fix_trunc<mode>si2_fprs): Likewise.
34101 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
34102 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
34103 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
34104 to know that we can now have integers of all sizes in vector
34106 (fix<uns>_<mode>di2_hw): Likewise.
34107 (float<uns>_<mode>si2_hw): Likewise.
34108 (fix_<mode>si2_hw): Likewise.
34109 (fixuns_<mode>si2_hw): Likewise.
34110 (float<uns>_<mode>di2_hw): Likewise.
34111 (float_<mode>di2_hw): Likewise.
34112 (float_<mode>si2_hw): Likewise.
34113 (floatuns_<mode>di2_hw): Likewise.
34114 (floatuns_<mode>si2_hw): Likewise.
34115 (xscvqp<su>wz_<mode>): Delete, no longer used.
34116 (xscvqp<su>dz_<mode>): Likewise.
34117 (xscv<su>dqp_<mode>): Likewise.
34118 (ieee128_mfvsrd_64bit): Likewise.
34119 (ieee128_mfvsrd_32bit): Likewise.
34120 (ieee128_mfvsrwz): Likewise.
34121 (ieee128_mtvsrw): Likewise.
34122 (ieee128_mtvsrd_64bit): Likewise.
34123 (ieee128_mtvsrd_32bit): Likewise.
34125 2017-01-31 Martin Liska <mliska@suse.cz>
34128 * ipa-prop.c (ipa_free_all_node_params): Call release method
34129 instead of ~sumbol_summary to not to trigger double times
34132 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
34134 PR tree-optimization/71691
34135 * bitmap.h (class auto_bitmap): New.
34136 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
34137 is_maybe_undefined instead of ssa_undefined_value_p.
34139 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34141 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
34142 __S390_ARCH_LEVEL__ to __ARCH__.
34144 2017-01-31 Jakub Jelinek <jakub@redhat.com>
34146 PR tree-optimization/79267
34147 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
34148 if should_remove_lhs_p is true.
34150 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
34153 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
34154 (add_alignment_attribute): New.
34155 (base_type_die): Add alignment attribute.
34156 (subrange_type_die): Likewise.
34157 (modified_type_die): Likewise.
34158 (gen_array_type_die): Likewise.
34159 (gen_descr_array_type_die: Likewise.
34160 (gen_enumeration_type_die): Likewise.
34161 (gen_subprogram_die): Likewise.
34162 (gen_variable_die): Likewise.
34163 (gen_field_die): Likewise.
34164 (gen_ptr_to_mbr_type_die): Likewise.
34165 (gen_struct_or_union_type_die): Likewise.
34166 (gen_subroutine_type_die): Likewise.
34167 (gen_typedef_die): Likewise.
34168 (base_type_cmp): Compare alignment attribute.
34170 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
34173 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
34174 (setb_unsigned) New pattern for setb with CCUNS.
34175 * config/rs6000/rs6000.c (expand_block_compare): Use a different
34176 subfc./subfe sequence to avoid overflow problems. Generate a
34177 shorter sequence with cmpld/setb for power9.
34178 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
34179 for generating subfc. instruction.
34180 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
34181 now uses this instruction.
34183 2017-01-30 Ian Lance Taylor <iant@google.com>
34186 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
34187 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
34189 2017-01-30 Martin Sebor <msebor@redhat.com>
34191 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
34192 Move constant to the right of a relational operator.
34193 (get_mpfr_format_length, format_character, format_string): Ditto.
34194 (should_warn_p, maybe_warn): Same.
34196 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
34198 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
34201 * asan.c (get_translation_unit_decl): Remove function.
34202 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
34204 2017-01-30 Martin Liska <mliska@suse.cz>
34206 PR gcov-profile/79259
34207 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
34208 -fprofile-generate.
34210 2017-01-30 Martin Liska <mliska@suse.cz>
34213 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
34214 Initialize variables with NULL value.
34216 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
34219 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
34221 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
34223 2017-01-30 Richard Biener <rguenther@suse.de>
34225 PR tree-optimization/79276
34226 * tree-vrp.c (process_assert_insertions): Properly adjust common
34227 when removing a duplicate.
34229 2017-01-30 Richard Biener <rguenther@suse.de>
34231 PR tree-optimization/79256
34232 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
34233 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
34235 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
34237 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
34240 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
34241 ("*r<noxa>sbg_<mode>_sll_bitmask")
34242 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
34243 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
34244 Use contiguous_bitmask_nowrap_operand.
34246 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34249 * config/rs6000/altivec.h (vec_xl): Revise #define.
34250 (vec_xst): Likewise.
34252 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
34254 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
34256 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
34258 PR rtl-optimization/79194
34259 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
34260 traps before call to bypass_conditional_jumps.
34262 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
34264 PR tree-optimization/71374
34265 * lra-constraints.c (check_conflict_input_operands): New.
34266 (match_reload): Use it.
34268 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
34271 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
34272 account to calculate conflict_set.
34274 2017-01-27 Bin Cheng <bin.cheng@arm.com>
34276 PR rtl-optimization/78559
34277 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
34278 other_insn in combine.
34280 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
34282 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
34283 uint16_type_node for BT_UINT16.
34285 2017-01-27 David Malcolm <dmalcolm@redhat.com>
34287 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
34288 "RTL Tests" to menu.
34289 (GIMPLE Tests): New node.
34290 (RTL Tests): New node.
34292 2017-01-27 Richard Biener <rguenther@suse.de>
34294 PR tree-optimization/79245
34295 * tree-loop-distribution.c (distribute_loop): Apply cost
34296 modeling also to detected patterns.
34298 2017-01-27 Richard Biener <rguenther@suse.de>
34300 PR tree-optimization/71433
34301 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
34302 (compare_assert_loc): New function.
34303 (process_assert_insertions): Sort and optimize assert locations
34304 to remove duplicates and push down identical assertions on
34305 edges to their destination block.
34307 2017-01-27 Richard Biener <rguenther@suse.de>
34309 PR tree-optimization/79244
34310 * tree-vrp.c (remove_range_assertions): Forcefully propagate
34311 out SSA names even if abnormal.
34313 2017-01-27 Jakub Jelinek <jakub@redhat.com>
34315 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
34316 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
34317 instead of MPFR_RNDN.
34319 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
34322 * arm.c (arm_option_override): Don't call build_target_option_node
34323 until after doing all option overrides.
34324 (arm_valid_target_attribute_tree): Likewise.
34326 2017-01-27 Martin Liska <mliska@suse.cz>
34328 * doc/invoke.texi (-fprofile-arcs): Document profiling support
34329 for {cd}tors and C++ {cd}tors.
34331 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
34333 * config/s390/s390.md ("*setmem_long_and")
34334 ("*setmem_long_and_31z"): Use zero_extend instead of and.
34336 2017-01-26 Martin Sebor <msebor@redhat.com>
34338 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
34341 2017-01-26 Martin Sebor <msebor@redhat.com>
34343 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
34344 HAVE_DFmode before using XFmode or DFmode.
34345 (parse_directive): Avoid using the z length modifier to avoid
34346 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
34348 PR middle-end/78703
34349 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
34350 to accept adjustment as an array.
34351 (get_int_range): New function.
34352 (struct directive): Make width and prec arrays.
34353 (directive::set_width, directive::set_precision): Call get_int_range.
34354 (format_integer, format_floating): Handle width and precision ranges.
34355 (format_string, parse_directive): Same.
34357 2017-01-26 Jakub Jelinek <jakub@redhat.com>
34360 * dwarf2out.c (generate_skeleton_bottom_up): For children with
34361 comdat_type_p set, just clone them, but keep the children in the
34365 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
34366 which have direct callers with -fvar-tracking-assignments enabled
34368 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
34369 inside of type units.
34371 2017-01-26 Martin Sebor <msebor@redhat.com>
34373 PR middle-end/78703
34374 * gimple-ssa-sprintf.c (struct result_range): Add likely and
34376 (struct format_result): Replace number_chars, number_chars_min,
34377 and number_chars_max with a single member of struct result_range.
34379 (format_result::operator+=): Adjust.
34380 (struct fmtresult): Remove bounded. Handle likely and unlikely
34382 (fmtresult::adjust_for_width_or_precision): New function.
34383 (fmtresult:type_max_digits): New function.
34384 (bytes_remaining): Handle likely and unlikely counters.
34385 (min_bytes_remaining): Remove.
34386 (format_percent): Simplify.
34387 (format_integer, format_floating): Set likely and unlikely counters.
34388 (get_string_length, format_character, format_string): Same.
34389 (format_plain, should_warn_p): New function.
34390 (maybe_warn): Call should_warn_p. Update diagnostic messages
34391 and handle those for all directives, including plain strings.
34392 (format_directive): Handle likely and unlikely counters.
34393 Remove unnecessary quoting from diagnostics. Add an informational
34395 (add_bytes): Remove.
34396 (pass_sprintf_length::compute_format_length): Simplify.
34397 (try_substitute_return_value): Handle likely and unlikely counters.
34399 2017-01-26 Carl Love <cel@us.ibm.com>
34401 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
34402 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
34404 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
34407 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
34408 endianess for subregs into account.
34409 * lra-constraints.c (lra_constraints): Do risky transformations
34410 always on the first iteration.
34411 * lra-lives.c (check_pseudos_live_through_calls): Add arg
34412 last_call_used_reg_set.
34413 (process_bb_lives): Define and use last_call_used_reg_set.
34414 * lra.c (lra): Always continue after lra_constraints on the first
34417 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
34419 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
34421 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
34423 2017-01-26 Jakub Jelinek <jakub@redhat.com>
34425 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
34426 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
34427 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
34428 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
34429 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
34430 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
34431 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
34432 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
34433 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
34435 2017-01-26 Marek Polacek <polacek@redhat.com>
34438 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
34439 for the third operand.
34441 2017-01-26 Jakub Jelinek <jakub@redhat.com>
34443 PR middle-end/79236
34444 * omp-low.c (struct omp_context): Add simt_stmt field.
34445 (scan_omp_for): Return omp_context *.
34446 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
34447 context to the _simt_ SIMD stmt.
34448 (lower_omp_for): For combined SIMD with sibling _simt_
34449 SIMD, make sure to use the same decls in _looptemp_
34450 clauses as in the sibling.
34452 2017-01-26 David Sherwood <david.sherwood@arm.com>
34454 PR middle-end/79212
34455 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
34458 2017-01-26 Jakub Jelinek <jakub@redhat.com>
34461 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
34462 emit fld b; fld a; if possible.
34464 * brig-builtins.def: Update copyright years.
34465 * config/arm/arm_acle_builtins.def: Update copyright years.
34467 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
34470 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
34471 constraint instead of o for the stxsd instruction.
34473 2017-01-25 Carl Love <cel@us.ibm.com>
34475 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
34476 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
34478 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
34480 * doc/invoke.texi (C++ Dialect Options): Fix typo.
34482 2017-01-25 Richard Biener <rguenther@suse.de>
34484 PR tree-optimization/69264
34485 * target.def (vector_alignment_reachable): Improve documentation.
34486 * doc/tm.texi: Regenerate.
34487 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
34489 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
34490 earlier changes with respect to TYPE_USER_ALIGN.
34491 (vector_alignment_reachable_p): Likewise. Improve dumping.
34493 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34496 * config/arm/arm.md (xordi3): Force constant operand into a register
34499 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34501 * doc/invoke.texi (-fstore-merging): Correct default optimization
34502 levels at which it is enabled.
34503 (-O): Move -fstore-merging from list to...
34506 2017-01-25 Richard Biener <rguenther@suse.de>
34509 * omp-expand.c: Include debug.h.
34510 (expand_omp_taskreg): Make sure to generate early debug before
34511 outlining anything from a function.
34512 (expand_omp_target): Likewise.
34513 (grid_expand_target_grid_body): Likewise.
34515 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
34518 * asan.c (get_translation_unit_decl): New function.
34519 (asan_add_global): Extract modules file name from globals
34520 TRANSLATION_UNIT_DECL name.
34522 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
34525 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
34526 for long calls with APCS frame and VFP.
34528 2017-01-24 David Malcolm <dmalcolm@redhat.com>
34530 * cfg.c (original_copy_tables_initialized_p): New function.
34531 * cfg.h (original_copy_tables_initialized_p): New decl.
34532 * cfgrtl.c (relink_block_chain): Guard the call to
34533 free_original_copy_tables with a call to
34534 original_copy_tables_initialized_p.
34535 * cgraph.h (symtab_node::native_rtl_p): New decl.
34536 * cgraphunit.c (symtab_node::native_rtl_p): New function.
34537 (symtab_node::needed_p): Don't assert for early assembly output
34538 for __RTL functions.
34539 (cgraph_node::finalize_function): Set "force_output" for __RTL
34541 (cgraph_node::analyze): Bail out early for __RTL functions.
34542 (analyze_functions): Update assertion to support __RTL functions.
34543 (cgraph_node::expand): Bail out early for __RTL functions.
34544 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
34546 * function.h (struct function): Update comment for field
34548 * gimple-expr.c: Include "tree-pass.h".
34549 (gimple_has_body_p): Return false for __RTL functions.
34550 * Makefile.in (OBJS): Add run-rtl-passes.o.
34551 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
34553 (gcc::pass_manager::get_clean_slate): New accessor.
34554 * passes.c: Include "insn-addr.h".
34555 (should_skip_pass_p): Add logging. Update logic for running
34556 "expand" to be compatible with both __GIMPLE and __RTL. Guard
34557 property-provider override so it is only done for gimple passes.
34559 (skip_pass): New function.
34560 (execute_one_pass): Call skip_pass when skipping passes.
34561 * read-md.c (md_reader::read_char): Support filtering
34562 the input to a subset of line numbers.
34563 (md_reader::md_reader): Initialize fields
34564 m_first_line and m_last_line.
34565 (md_reader::read_file_fragment): New function.
34566 * read-md.h (md_reader::read_file_fragment): New decl.
34567 (md_reader::m_first_line): New field.
34568 (md_reader::m_last_line): New field.
34569 * read-rtl-function.c (function_reader::create_function): Only
34570 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
34571 curr_properties. Set DECL_INITIAL to a dummy block.
34572 (read_rtl_function_body_from_file_range): New function.
34573 * read-rtl-function.h (read_rtl_function_body_from_file_range):
34575 * run-rtl-passes.c: New file.
34576 * run-rtl-passes.h: New file.
34578 2017-01-24 Jeff Law <law@redhat.com>
34580 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
34583 2017-01-24 Bin Cheng <bin.cheng@arm.com>
34585 PR tree-optimization/79159
34586 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
34587 (record_nonwrapping_iv): Improve boundary using above function if no
34588 value range information.
34590 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
34591 Martin Jambor <mjambor@suse.cz>
34593 * brig-builtins.def: New file.
34594 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
34595 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
34596 (DEF_HSAIL_SAT_BUILTIN): Likewise.
34597 (DEF_HSAIL_INTR_BUILTIN): Likewise.
34598 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
34599 * builtin-types.def (BT_INT8): New.
34600 (BT_INT16): Likewise.
34601 (BT_UINT8): Likewise.
34602 (BT_UINT16): Likewise.
34603 (BT_FN_ULONG): Likewise.
34604 (BT_FN_UINT_INT): Likewise.
34605 (BT_FN_UINT_ULONG): Likewise.
34606 (BT_FN_UINT_LONG): Likewise.
34607 (BT_FN_UINT_PTR): Likewise.
34608 (BT_FN_ULONG_PTR): Likewise.
34609 (BT_FN_INT8_FLOAT): Likewise.
34610 (BT_FN_INT16_FLOAT): Likewise.
34611 (BT_FN_UINT32_FLOAT): Likewise.
34612 (BT_FN_UINT16_FLOAT): Likewise.
34613 (BT_FN_UINT8_FLOAT): Likewise.
34614 (BT_FN_UINT64_FLOAT): Likewise.
34615 (BT_FN_UINT16_UINT32): Likewise.
34616 (BT_FN_UINT32_UINT16): Likewise.
34617 (BT_FN_UINT16_UINT16_UINT16): Likewise.
34618 (BT_FN_INT_PTR_INT): Likewise.
34619 (BT_FN_UINT_PTR_UINT): Likewise.
34620 (BT_FN_LONG_PTR_LONG): Likewise.
34621 (BT_FN_ULONG_PTR_ULONG): Likewise.
34622 (BT_FN_VOID_UINT64_UINT64): Likewise.
34623 (BT_FN_UINT8_UINT8_UINT8): Likewise.
34624 (BT_FN_INT8_INT8_INT8): Likewise.
34625 (BT_FN_INT16_INT16_INT16): Likewise.
34626 (BT_FN_INT_INT_INT): Likewise.
34627 (BT_FN_UINT_FLOAT_UINT): Likewise.
34628 (BT_FN_FLOAT_UINT_UINT): Likewise.
34629 (BT_FN_ULONG_UINT_UINT): Likewise.
34630 (BT_FN_ULONG_UINT_PTR): Likewise.
34631 (BT_FN_ULONG_ULONG_ULONG): Likewise.
34632 (BT_FN_UINT_UINT_UINT): Likewise.
34633 (BT_FN_VOID_UINT_PTR): Likewise.
34634 (BT_FN_UINT_UINT_PTR: Likewise.
34635 (BT_FN_UINT32_UINT64_PTR): Likewise.
34636 (BT_FN_INT_INT_UINT_UINT): Likewise.
34637 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
34638 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
34639 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
34640 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
34641 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
34642 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
34643 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
34644 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
34645 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
34646 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
34647 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
34648 * doc/frontends.texi: List BRIG FE.
34649 * doc/install.texi (Testing): Add BRIG tesring requirements.
34650 * doc/invoke.texi (Overall Options): Mention BRIG.
34651 * doc/standards.texi (Standards): Doucment BRIG HSA version.
34653 2017-01-24 Richard Biener <rguenther@suse.de>
34655 PR translation/79208
34656 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
34658 2017-01-24 Martin Jambor <mjambor@suse.cz>
34661 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
34662 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
34663 and known_contexts.
34665 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
34667 PR middle-end/79123
34668 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
34669 casts from signed to unsigned really don't have a range.
34671 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
34673 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
34674 GMP_RNDx for compatiblity.
34676 2017-01-24 Martin Liska <mliska@suse.cz>
34679 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
34680 that would prevent us to call alloca with -1 as argument.
34682 2017-01-24 Jakub Jelinek <jakub@redhat.com>
34684 * dwarf2out.c (output_compilation_unit_header, output_file_names):
34685 Avoid -Wformat-security warning.
34687 2017-01-23 Andrew Pinski <apinski@cavium.com>
34689 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
34692 2017-01-23 Martin Sebor <msebor@redhat.com>
34694 PR middle-end/78703
34695 * gimple-ssa-sprintf.c (warn_level): New global.
34696 (format_integer): Use it here and throughout the rest of the file.
34697 Use the same switch to compute sign as base.
34698 (maybe_warn): New function.
34699 (format_directive): Factor out warnings into maybe_warn.
34700 Add debugging output. Use warn_level.
34701 (add_bytes): Use warn_level.
34702 (pass_sprintf_length::compute_format_length): Add debugging output.
34703 (try_substitute_return_value): Same.
34704 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
34706 PR middle-end/78703
34707 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
34708 (struct fmtresult, format_integer, format_floating): Adjust.
34709 (fmtresult::fmtresult): Set max correctly in two argument ctor.
34710 (get_string_length, format_string,format_directive): Same.
34711 (pass_sprintf_length::compute_format_length): Same.
34712 (try_substitute_return_value): Simplify slightly.
34714 PR middle-end/78703
34715 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
34716 (fmtresult::operator+=): Outlined.
34717 (struct fmtresult): Add ctors.
34718 (struct conversion_spec): Rename...
34719 (struct directive): ...to this. Add and remove data members.
34720 (directive::set_width, directive::set_precision): New functions.
34721 (format_percent): Use fmtresult ctor.
34722 (get_width_and_precision): Remove.
34723 (format_integer): Make naming changes. Avoid computing width and
34725 (format_floating): Same. Adjust indentation.
34726 (format_character, format_none): New functions.
34727 (format_string): Moved character handling to format_character.
34728 (format_directive): Remove arguments, change return type.
34729 (parse_directive): New function.
34730 (pass_sprintf_length::compute_format_length): Move directive
34731 parsing to parse_directive.
34733 2017-01-23 Jakub Jelinek <jakub@redhat.com>
34735 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
34736 (assign_assembler_name_if_needed): ... this.
34737 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
34738 (assign_assembler_name_if_needed): ... this.
34739 (free_lang_data_in_cgraph): Adjust callers.
34740 * cgraphunit.c (cgraph_node::analyze): Likewise.
34741 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
34744 2017-01-23 Richard Biener <rguenther@suse.de>
34746 PR tree-optimization/79088
34747 PR tree-optimization/79188
34748 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
34749 resetting loop bounds after last path deletion. Reset loop
34750 bounds of the target loop, make code match the comments.
34751 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
34752 Make sure loops need no fixups.
34754 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
34756 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
34757 exponent support with double type for first argument.
34758 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
34759 type returned by __builtin_vec_extract_sig,
34760 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
34761 functions from "vector int" to "vector unsigned int" or from
34762 "vector long long int" to "vector unsigned long long int".
34763 Changed type returned by __builtin_vec_extract_exp,
34764 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
34765 functions from "vector int" to "vector unsigned int" or from
34766 "vector long long int" to "vector unsigned long long int".
34767 Changed return type of __builtin_vec_test_data_class,
34768 __builtin_vec_test_data_class_sp, and
34769 __builtin_vec_test_data_class_dp from "vector int" to
34770 "vector bool int" or from "vector long long int" to "vector bool
34771 long long int" and changed second argument type from "unsigned
34772 int" to "int". Added new overloaded function forms "vector float
34773 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
34774 "vector float __builtin_vec_insert_exp_sp (vector float, vector
34775 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
34776 double, vector unsigned long long int)" and "vector double
34777 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
34778 long int)". Changed return type of
34779 __builtin_scalar_test_data_class and
34780 __builtin_scalar_test_data_class_sp and
34781 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
34782 int" and changed second argument from "unsigned int" to "int".
34783 Changed type returned by __builtin_scalar_test_neg,
34784 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
34785 from "int" to "bool int". Added new overloaded function form
34786 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
34787 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
34788 exponent double-precision with floating point first argument.
34789 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
34790 documentation of scalar_test_data_class, scalar_test_neg,
34791 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
34792 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
34793 vec_test_data_class built-in functions to reflect refinements in
34794 their type signatures.
34796 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
34798 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
34800 (aarch64_elf_asm_destructor): Likewise.
34802 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
34804 PR rtl-optimization/78634
34805 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
34806 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
34807 * ifcvt.c (noce_try_cmove): Add missing cost check.
34809 PR rtl-optimization/71724
34810 * combine.c (if_then_else_cond): Look for situations where it is
34811 beneficial to undo the work of one of the recursive calls.
34813 2017-01-23 Bin Cheng <bin.cheng@arm.com>
34815 PR tree-optimization/70754
34816 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
34817 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
34818 combined stmt before it if not NULL.
34819 (combine_chains): Process refs reversely and compute dominance point
34822 2017-01-23 Martin Liska <mliska@suse.cz>
34824 PR tree-optimization/79196
34825 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
34826 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
34828 (strlen_optimize_stmt): Call the renamed function.
34830 2017-01-23 Michael Matz <matz@suse.de>
34832 PR tree-optimization/78384
34833 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
34835 2017-01-23 Richard Biener <rguenther@suse.de>
34837 PR tree-optimization/79186
34838 * tree-vrp.c (register_new_assert_for): Make sure we've seen
34839 both incoming edges before moving an assert.
34841 2017-01-23 Martin Jambor <mjambor@suse.cz>
34843 * ipa-prop.c (load_from_param_1): Removed.
34844 (load_from_unmodified_param): Bits from load_from_param_1 put back
34846 (load_from_param): Removed.
34847 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
34848 with stmt. Reverted back to use of load_from_unmodified_param.
34850 2017-01-23 Martin Jambor <mjambor@suse.cz>
34853 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
34854 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
34855 field a pointer to garbage collected vector, mark lattices and
34856 ipcp_orig_node with GTY((skip)).
34857 (ipa_get_param_count): Adjust to descriptors being a pointer.
34858 (ipa_get_param): Likewise.
34859 (ipa_get_type): Likewise.
34860 (ipa_get_param_move_cost): Likewise.
34861 (ipa_set_param_used): Likewise.
34862 (ipa_get_controlled_uses): Likewise.
34863 (ipa_set_controlled_uses): Likewise.
34864 (ipa_is_param_used): Likewise.
34865 (ipa_node_params_t): Move into garbage collector. New methods insert
34867 (ipa_node_params_sum): Annotate wth GTY(()).
34868 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
34870 (ipa_load_from_parm_agg): Adjust declaration.
34871 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
34872 * ipa-profile.c (ipa_profile): Likewise.
34873 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
34874 (ipa_populate_param_decls): Make descriptors parameter garbage
34876 (ipa_dump_param): Adjust to descriptors being a pointer.
34877 (ipa_alloc_node_params): Likewise.
34878 (ipa_initialize_node_params): Likewise.
34879 (load_from_param_1): Make descriptors parameter garbage collected.
34880 (load_from_unmodified_param): Likewise.
34881 (load_from_param): Likewise.
34882 (ipa_load_from_parm_agg): Likewise.
34883 (ipa_node_params::~ipa_node_params): Removed.
34884 (ipa_free_all_node_params): Remove call to delete operator.
34885 (ipa_node_params_t::insert): New.
34886 (ipa_node_params_t::remove): Likewise.
34887 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
34888 copy known_csts and known_contexts vectors.
34889 (ipa_read_node_info): Adjust to descriptors being a pointer.
34890 (ipcp_modif_dom_walker): Make m_descriptors field garbage
34892 (ipcp_transform_function): Make descriptors variable garbage
34895 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
34897 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
34898 * config/i386/avx512dqintrin.h: Ditto.
34899 * config/i386/avx512fintrin.h: Ditto.
34900 * config/i386/i386.c: Handle new builtins.
34901 * config/i386/i386-builtin.def: Add new builtins.
34902 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
34903 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
34905 2017-01-23 Jakub Jelinek <jakub@redhat.com>
34906 Martin Liska <mliska@suse.cz>
34908 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
34909 * asan.c (asan_expand_poison_ifn): Support stores and use
34910 appropriate ASAN report function.
34911 * internal-fn.c (expand_ASAN_POISON_USE): New function.
34912 * internal-fn.def (ASAN_POISON_USE): Declare.
34913 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
34914 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
34915 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
34916 ASAN_POISON calls w/o LHS.
34917 * tree-ssa.c (execute_update_addresses_taken): Create clobber
34918 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
34919 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
34920 * gimplify.c (asan_poison_variables): Add attribute
34921 use_after_scope_memory to variables that really needs to live
34923 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
34924 having the attribute.
34926 2017-01-23 Martin Liska <mliska@suse.cz>
34928 * asan.c (create_asan_shadow_var): New function.
34929 (asan_expand_poison_ifn): Likewise.
34930 * asan.h (asan_expand_poison_ifn): New declaration.
34931 * internal-fn.c (expand_ASAN_POISON): Likewise.
34932 * internal-fn.def (ASAN_POISON): New builtin.
34933 * sanopt.c (pass_sanopt::execute): Expand
34934 asan_expand_poison_ifn.
34935 * tree-inline.c (copy_decl_for_dup_finish): Make function
34937 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
34938 * tree-ssa.c (is_asan_mark_p): New function.
34939 (execute_update_addresses_taken): Rewrite local variables
34940 (identified just by use-after-scope as addressable) into SSA.
34942 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
34944 * doc/install.texi (Specific): opensource.apple.com uses https
34945 now. Remove trailing slash.
34947 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
34949 * README.Portability: Remove note on an Irix compatibility issue.
34951 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
34953 * gcov.c (INCLUDE_ALGORITHM): Define.
34954 (INCLUDE_VECTOR): Define.
34955 No longer include <vector> and <algorithm> directly.
34957 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
34959 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
34961 * doc/invoke.texi (Code Gen Options): Ditto.
34963 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
34966 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
34968 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
34970 rtl-optimization/79125
34971 * cprop.c (local_cprop_pass): Handle cases where we make an
34972 unconditional trap.
34974 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
34978 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
34979 read from, for big endian.
34981 2017-01-20 Jiong Wang <jiong.wang@arm.com>
34983 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
34984 register pauth builtins for LP64 only.
34986 2017-01-20 Marek Polacek <polacek@redhat.com>
34989 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
34992 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
34994 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
34996 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
34997 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
34998 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
35000 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35003 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
35004 in big-endian mode when they are not a single duplicated value.
35006 2017-01-20 Richard Biener <rguenther@suse.de>
35008 * BASE-VER: Bump to 7.0.1.
35010 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
35012 * omp-low.c (omplow_simd_context): New struct. Use it...
35013 (lower_rec_simd_input_clauses): ...here and...
35014 (lower_rec_input_clauses): ...here to hold common data. Adjust all
35015 references to idx, lane, max_vf, is_simt.
35017 2017-01-20 Graham Markall <graham.markall@embecosm.com>
35019 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
35022 2017-01-20 Martin Jambor <mjambor@suse.cz>
35024 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
35025 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
35027 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
35028 (GTFILES): Rename hsa.c to hsa-common.c.
35029 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
35030 * hsa-dump.c: Likewise.
35031 * hsa-gen.c: Likewise.
35032 * hsa-regalloc.c: Likewise.
35033 * ipa-hsa.c: Likewise.
35034 * omp-expand.c: Likewise.
35035 * omp-low.c: Likewise.
35036 * toplev.c: Likewise.
35038 2017-01-20 Marek Polacek <polacek@redhat.com>
35041 * doc/invoke.texi: Document -Wduplicated-branches.
35042 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
35043 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
35044 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
35045 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
35046 return 0 only when not OEP_LEXICOGRAPHIC.
35047 (fold_build_cleanup_point_expr): Use the expression
35048 location when building CLEANUP_POINT_EXPR.
35049 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
35050 * tree.c (add_expr): Handle error_mark_node.
35052 2017-01-20 Martin Liska <mliska@suse.cz>
35055 * tree-profile.c (init_ic_make_global_vars): Do not call
35057 (gimple_init_gcov_profiler): Likewise.
35059 2017-01-20 Martin Liska <mliska@suse.cz>
35062 * cgraph.h (maybe_create_reference): Remove argument and
35064 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
35066 * ipa-cp.c (create_specialized_node): Likewise.
35067 * symtab.c (symtab_node::maybe_create_reference): Handle
35068 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
35070 2017-01-20 Martin Liska <mliska@suse.cz>
35072 * read-rtl-function.c (function_reader::create_function): Use
35073 build_decl instread of build_decl_stat.
35075 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
35077 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
35078 * config/i386/avx512dqintrin.h: Ditto.
35079 * config/i386/avx512fintrin.h: Ditto.
35080 * config/i386/i386-builtin-types.def: Add new types.
35081 * config/i386/i386.c: Handle new types.
35082 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
35083 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
35084 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
35085 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
35086 (__builtin_ia32_kshiftridi): New.
35087 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
35089 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
35093 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
35094 define to rs6000_init_stack_protect_guard.
35095 (rs6000_init_stack_protect_guard): New function.
35097 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
35098 Yunqiang Su <yunqiang.su@imgtec.com>
35100 * config.gcc (supported_defaults): Add madd4.
35101 (with_madd4): Add validation.
35102 (all_defaults): Add madd4.
35103 * config/mips/mips.opt (mmadd4): New option.
35104 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
35106 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
35108 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
35109 (ISA_HAS_FUSED_MADD4): Likewise.
35110 * doc/invoke.texi (-mmadd4): Document the new option.
35111 * doc/install.texi (--with-madd4): Document the new option.
35113 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35115 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
35116 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
35117 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
35118 (aarch64_init_pauth_hint_builtins): New.
35119 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
35120 (aarch64_expand_builtin): Expand new builtins.
35122 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35124 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
35125 * combine-stack-adj.c (no_unhandled_cfa): Handle
35126 REG_CFA_TOGGLE_RA_MANGLE.
35127 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
35128 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
35129 info for return address signing.
35130 (aarch64_expand_epilogue): Likewise.
35132 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35134 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
35135 * config/aarch64/aarch64-protos.h
35136 (aarch64_return_address_signing_enabled): New declaration.
35137 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
35139 (aarch64_expand_prologue): Sign return address before it's pushed onto
35141 (aarch64_expand_epilogue): Authenticate return address fetched from
35143 (aarch64_override_options): Sanity check for ILP32 and ISA level.
35144 (aarch64_attributes): New function attributes for "sign-return-address".
35145 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
35146 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
35147 ("*do_return"): Generate combined instructions according to key index.
35148 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
35149 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
35151 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
35152 * config/aarch64/aarch64.opt (msign-return-address=): New.
35153 * doc/extend.texi (AArch64 Function Attributes): Documents
35154 "sign-return-address=".
35155 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
35157 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
35159 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
35160 overall option summary.
35162 2017-01-19 Jiong Wang <jiong.wang@arm.com>
35164 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
35165 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
35166 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
35167 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
35169 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
35171 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
35172 -mpower9-minmax by default for -mcpu=power9.
35173 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
35174 128-bit floating point.
35176 2017-01-20 Alan Modra <amodra@gmail.com>
35178 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
35179 optimizing for size.
35181 2017-01-20 Alan Modra <amodra@gmail.com>
35184 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
35185 for strcmp and strncmp from corresponding builtin decl.
35187 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
35189 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
35190 instead of i386/rtems-64.h.
35191 * config/i386/rtems-64.h: Remove.
35193 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
35197 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
35199 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
35201 2017-01-19 Tamar Christina <tamar.christina@arm.com>
35203 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
35204 Change int to HOST_WIDE_INT.
35205 * config/aarch64/aarch64-protos.h
35206 (aarch64_simd_gen_const_vector_dup): Likewise.
35207 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
35209 2017-01-19 David Malcolm <dmalcolm@redhat.com>
35211 * langhooks-def.h (lhd_type_for_size): New decl.
35212 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
35213 * langhooks.c (lhd_type_for_size): New function, taken from
35216 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
35218 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
35219 define_bypass for CR latency.
35220 (power9-cracked-alu): Update bypass latency and remove power9-branch.
35221 (power9-alu2): Add define_bypass for CR latency.
35223 (power9-mul): Update insn latency.
35224 (power9-mul-compare): Update insn latency, bypass latency and remove
35227 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35229 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
35231 * config/aarch64/aarch64.md
35232 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
35233 aarch64_nopcrelative_literal_loads.
35234 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
35236 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
35238 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
35239 TARGET_LOONGSON_3A.
35240 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
35242 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
35245 * config.gcc (supported_defaults): Add lxc1-sxc1.
35246 (with_lxc1_sxc1): Add validation.
35247 (all_defaults): Add lxc1-sxc1.
35248 * config/mips/mips.opt (mlxc1-sxc1): New option.
35249 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
35251 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
35252 __mips_no_lxc1_sxc1.
35253 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
35254 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
35255 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
35257 2017-01-19 Richard Biener <rguenther@suse.de>
35259 PR tree-optimization/72488
35260 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
35261 sure to restore SSA info.
35262 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
35264 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
35266 PR rtl-optimization/79121
35267 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
35268 of the inner type when shifting an extended value.
35270 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
35273 * symtab.c (symtab_node::equal_address_to): Fix comparing of
35274 interposable aliases.
35276 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
35279 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
35280 Use the evmergelohi instruction.
35281 (mov_si<mode>_e500_subreg4_2_le): Likewise.
35282 (mov_sitf_e500_subreg8_2_be): Likewise.
35283 (mov_sitf_e500_subreg12_2_le): Likewise.
35284 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
35285 (mov_si<mode>_e500_subreg4_2_be): Likewise.
35286 (mov_sitf_e500_subreg8_2_le): Likewise.
35287 (mov_sitf_e500_subreg12_2_be): Likewise.
35289 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35291 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
35292 attribute from vecsimple to vecperm.
35293 (altivec_vbpermq2): Likewise.
35295 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35298 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
35300 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35301 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
35302 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
35303 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
35304 case where N arg is SIZE_MAX.
35305 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
35306 (cmpstrsi): Add pattern.
35308 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
35310 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
35311 __builtin_vec_revb builtins.
35312 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
35313 built-in functions to support generation of the ISA 3.0 XXBR<x>
35314 vector byte reverse instructions.
35315 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
35316 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
35317 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
35318 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
35319 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
35320 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
35321 (P9V_BUILTIN_VEC_REVB): Likewise.
35322 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
35323 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
35324 (p9_xxbrq_v16qi): Likewise.
35325 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
35326 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
35327 (p9_xxbrh_v8hi): Likewise.
35328 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
35329 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
35330 vec_revb built-in functions.
35332 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
35334 PR rtl-optimization/78952
35335 * config/i386/i386.md (any_extract): New code iterator.
35336 (*insvqi_2): Use any_extract for source operand.
35337 (*insvqi_3): Use any_shiftrt for source operand.
35339 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
35341 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
35343 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
35345 2017-01-18 Matthias Klose <doko@ubuntu.com>
35347 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
35349 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35351 * config/rs6000/altivec.h (vec_bperm): Change #define.
35352 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
35353 (altivec_vbpermq2): New define_insn.
35354 (altivec_vbpermd): Likewise.
35355 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
35356 function interface.
35357 (VBPERMD): Likewise.
35358 (VBPERM): New polymorphic function interface.
35359 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
35360 Add entries for P9V_BUILTIN_VEC_VBPERM.
35361 * doc/extend.texi: Add interfaces for vec_bperm.
35363 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35365 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
35366 first letter of error messages.
35367 (s390_resolve_overloaded_builtin): Likewise.
35368 * config/s390/s390.c (s390_expand_builtin): Likewise.
35369 (s390_invalid_arg_for_unprototyped_fn): Likewise.
35370 (s390_valid_target_attribute_inner_p): Likewise.
35371 * config/s390/s390.md ("tabort"): Likewise.
35373 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
35375 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
35376 (ISA_AVOID_DIV_HILO): New macro.
35377 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
35378 (ISA_HAS_DDIV): Likewise.
35380 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
35382 * doc/invoke.texi (fabi-version): Correct number of occurrences.
35384 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
35386 * doc/invoke.texi (fabi-version): Spelling fix.
35388 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
35391 * doc/invoke.texi (fabi-version): Mention mangling fix for
35394 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
35397 * doc/invoke.texi (fabi-version): Document discriminator mangling.
35399 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
35402 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
35403 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
35405 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
35407 (stack_protect_test): Ditto.
35408 * config/rs6000/rs6000.opt (mstack-protector-guard=,
35409 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
35411 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
35412 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
35413 -mstack-protector-guard-offset=.
35414 (RS/6000 and PowerPC Options): Ditto.
35416 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
35418 * config/i386/i386.h (MASK_CLASS_P): New define.
35419 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
35420 there are no registers from different register sets also when
35421 mask registers are used. Update function comment.
35422 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
35423 to (*k/*r) and (*k/*km) alternatives.
35425 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
35427 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
35428 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
35429 (EH_RETURN_HANDLER_RTX): New define.
35430 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
35431 Force frame pointer in EH return functions.
35432 (aarch64_expand_epilogue): Add barrier for eh_return.
35433 (aarch64_final_eh_return_addr): Remove.
35434 (aarch64_eh_return_handler_rtx): New function.
35435 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
35437 (aarch64_eh_return_handler_rtx): New prototype.
35439 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35441 * config/rs6000/altivec.h (vec_rlmi): New #define.
35442 (vec_vrlnm): Likewise.
35443 (vec_rlnm): Likewise.
35444 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
35445 (UNSPEC_VRLNM): Likewise.
35446 (VIlong): New mode iterator.
35447 (altivec_vrl<VI_char>mi): New define_insn.
35448 (altivec_vrl<VI_char>nm): Likewise.
35449 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
35451 (VRLDNM): Likewise.
35452 (RLNM): New polymorphic function entry.
35453 (VRLWMI): New monomorphic function entry.
35454 (VRLDMI): Likewise.
35455 (RLMI): New polymorphic function entry.
35456 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
35457 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
35458 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
35461 2017-01-17 Jakub Jelinek <jakub@redhat.com>
35464 * dwarf2out.c (field_byte_offset): Restore the
35465 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
35466 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
35467 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
35470 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
35473 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
35475 2017-01-17 Jakub Jelinek <jakub@redhat.com>
35478 * dwarf2out.c (add_data_member_location_attribute): For constant
35479 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
35480 instead of DW_AT_data_member_location, DW_AT_bit_offset and
35481 DW_AT_byte_size attributes.
35483 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
35485 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
35486 after forcing to constant memory when the code model is medium.
35488 2017-01-17 Julia Koval <julia.koval@intel.com>
35491 * config/i386/avx512fintrin.h
35492 (_mm512_i32gather_ps): Change __addr type to void const*.
35493 (_mm512_mask_i32gather_ps): Ditto.
35494 (_mm512_i32gather_pd): Ditto.
35495 (_mm512_mask_i32gather_pd): Ditto.
35496 (_mm512_i64gather_ps): Ditto.
35497 (_mm512_mask_i64gather_ps): Ditto.
35498 (_mm512_i64gather_pd): Ditto.
35499 (_mm512_mask_i64gather_pd): Ditto.
35500 (_mm512_i32gather_epi32): Ditto.
35501 (_mm512_mask_i32gather_epi32): Ditto.
35502 (_mm512_i32gather_epi64): Ditto.
35503 (_mm512_mask_i32gather_epi64): Ditto.
35504 (_mm512_i64gather_epi32): Ditto.
35505 (_mm512_mask_i64gather_epi32): Ditto.
35506 (_mm512_i64gather_epi64): Ditto.
35507 (_mm512_mask_i64gather_epi64): Ditto.
35508 (_mm512_i32scatter_ps): Change __addr type to void*.
35509 (_mm512_mask_i32scatter_ps): Ditto.
35510 (_mm512_i32scatter_pd): Ditto.
35511 (_mm512_mask_i32scatter_pd): Ditto.
35512 (_mm512_i64scatter_ps): Ditto.
35513 (_mm512_mask_i64scatter_ps): Ditto.
35514 (_mm512_i64scatter_pd): Ditto.
35515 (_mm512_mask_i64scatter_pd): Ditto.
35516 (_mm512_i32scatter_epi32): Ditto.
35517 (_mm512_mask_i32scatter_epi32): Ditto.
35518 (_mm512_i32scatter_epi64): Ditto.
35519 (_mm512_mask_i32scatter_epi64): Ditto.
35520 (_mm512_i64scatter_epi32): Ditto.
35521 (_mm512_mask_i64scatter_epi32): Ditto.
35522 (_mm512_i64scatter_epi64): Ditto.
35523 (_mm512_mask_i64scatter_epi64): Ditto.
35524 * config/i386/avx512pfintrin.h
35525 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
35526 (_mm512_mask_prefetch_i32gather_ps): Ditto.
35527 (_mm512_mask_prefetch_i64gather_pd): Ditto.
35528 (_mm512_mask_prefetch_i64gather_ps): Ditto.
35529 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
35530 (_mm512_prefetch_i32scatter_ps): Ditto.
35531 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
35532 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
35533 (_mm512_prefetch_i64scatter_pd): Ditto.
35534 (_mm512_prefetch_i64scatter_ps): Ditto.
35535 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
35536 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
35537 * config/i386/avx512vlintrin.h
35538 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
35539 (_mm_mmask_i32gather_ps): Ditto.
35540 (_mm256_mmask_i32gather_pd): Ditto.
35541 (_mm_mmask_i32gather_pd): Ditto.
35542 (_mm256_mmask_i64gather_ps): Ditto.
35543 (_mm_mmask_i64gather_ps): Ditto.
35544 (_mm256_mmask_i64gather_pd): Ditto.
35545 (_mm_mmask_i64gather_pd): Ditto.
35546 (_mm256_mmask_i32gather_epi32): Ditto.
35547 (_mm_mmask_i32gather_epi32): Ditto.
35548 (_mm256_mmask_i32gather_epi64): Ditto.
35549 (_mm_mmask_i32gather_epi64): Ditto.
35550 (_mm256_mmask_i64gather_epi32): Ditto.
35551 (_mm_mmask_i64gather_epi32): Ditto.
35552 (_mm256_mmask_i64gather_epi64): Ditto.
35553 (_mm_mmask_i64gather_epi64): Ditto.
35554 (_mm256_i32scatter_ps): Change __addr type to void*.
35555 (_mm256_mask_i32scatter_ps): Ditto.
35556 (_mm_i32scatter_ps): Ditto.
35557 (_mm_mask_i32scatter_ps): Ditto.
35558 (_mm256_i32scatter_pd): Ditto.
35559 (_mm256_mask_i32scatter_pd): Ditto.
35560 (_mm_i32scatter_pd): Ditto.
35561 (_mm_mask_i32scatter_pd): Ditto.
35562 (_mm256_i64scatter_ps): Ditto.
35563 (_mm256_mask_i64scatter_ps): Ditto.
35564 (_mm_i64scatter_ps): Ditto.
35565 (_mm_mask_i64scatter_ps): Ditto.
35566 (_mm256_i64scatter_pd): Ditto.
35567 (_mm256_mask_i64scatter_pd): Ditto.
35568 (_mm_i64scatter_pd): Ditto.
35569 (_mm_mask_i64scatter_pd): Ditto.
35570 (_mm256_i32scatter_epi32): Ditto.
35571 (_mm256_mask_i32scatter_epi32): Ditto.
35572 (_mm_i32scatter_epi32): Ditto.
35573 (_mm_mask_i32scatter_epi32): Ditto.
35574 (_mm256_i32scatter_epi64): Ditto.
35575 (_mm256_mask_i32scatter_epi64): Ditto.
35576 (_mm_i32scatter_epi64): Ditto.
35577 (_mm_mask_i32scatter_epi64): Ditto.
35578 (_mm256_i64scatter_epi32): Ditto.
35579 (_mm256_mask_i64scatter_epi32): Ditto.
35580 (_mm_i64scatter_epi32): Ditto.
35581 (_mm_mask_i64scatter_epi32): Ditto.
35582 (_mm256_i64scatter_epi64): Ditto.
35583 (_mm256_mask_i64scatter_epi64): Ditto.
35584 (_mm_i64scatter_epi64): Ditto.
35585 (_mm_mask_i64scatter_epi64): Ditto.
35586 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
35587 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
35588 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
35589 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
35590 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
35591 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
35592 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
35593 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
35594 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
35595 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
35596 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
35597 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
35598 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
35599 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
35600 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
35601 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
35602 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
35603 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
35604 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
35605 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
35606 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
35607 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
35608 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
35609 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
35610 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
35611 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
35612 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
35613 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
35614 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
35615 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
35616 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
35617 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
35618 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
35619 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
35620 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
35621 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
35622 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
35623 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
35624 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
35625 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
35626 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
35627 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
35628 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
35629 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
35630 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
35631 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
35632 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
35633 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
35634 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
35635 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
35636 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
35637 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
35638 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
35639 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
35640 definitions accordingly.
35642 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
35643 Kuan-Lin Chen <kuanlinchentw@gmail.com>
35646 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
35649 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
35652 * ira-conflicts.c (ira_build_conflicts): Update total conflict
35653 hard regs for inner regno.
35655 2017-01-17 Martin Liska <mliska@suse.cz>
35658 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
35659 assumption and add comment.
35661 2017-01-17 Nathan Sidwell <nathan@acm.org>
35663 * ipa-visibility.c (localize_node): New function, broken out of ...
35664 (function_and_variable_visibility): ... here. Call it.
35666 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
35668 PR middle-end/77445
35669 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
35670 correctly set frequency of oudgoing edge.
35671 (duplicate_thread_path): Fix profile updating.
35673 2017-01-17 Jakub Jelinek <jakub@redhat.com>
35676 * configure.ac: Add GCC_BASE_VER.
35677 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
35678 version from BASE-VER file.
35679 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
35680 (gcc.o): Depend on $(BASEVER).
35681 * common.opt (dumpfullversion): New option.
35682 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
35683 * doc/invoke.texi: Document -dumpfullversion.
35684 * doc/install.texi: Document --with-gcc-major-version-only.
35685 * configure: Regenerated.
35687 2017-01-17 Richard Biener <rguenther@suse.de>
35689 PR tree-optimization/71433
35690 * tree-vrp.c (register_new_assert_for): Merge same asserts
35691 on all incoming edges.
35692 (process_assert_insertions_for): Handle insertions at the
35695 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
35697 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
35698 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
35700 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
35703 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
35706 2017-01-17 Alan Modra <amodra@gmail.com>
35709 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
35710 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
35711 symbolic stack limit when pic.
35713 2017-01-16 Martin Sebor <msebor@redhat.com>
35715 PR tree-optimization/78608
35716 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
35718 2017-01-16 Jeff Law <law@redhat.com>
35721 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
35722 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
35723 for several include directories that may be relative to sysroot.
35724 * config/i386/x-mingw32 (gplus_includedir): Define.
35725 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
35726 (native_system_includedir): Likewise.
35727 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
35728 override if TARGET_SYSTEM_ROOT is defined.
35729 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
35731 PR tree-optimization/79090
35732 PR tree-optimization/33562
35733 PR tree-optimization/61912
35734 PR tree-optimization/77485
35735 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
35736 and computed trims into the dump file.
35738 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
35740 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
35742 2017-01-16 Jakub Jelinek <jakub@redhat.com>
35745 * gimplify.c (gimplify_init_constructor): If want_value and
35746 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
35750 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
35751 sequence. Formatting fixes.
35752 (doloop_optimize): Formatting fixes.
35755 * gcc.c (debug_level_greater_than_spec_func): New function.
35756 (static_spec_functions): Add debug-level-gt spec function.
35757 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
35759 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
35760 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
35761 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
35762 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
35763 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
35764 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
35766 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
35768 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
35769 QImode fixups to general and mask registers only.
35771 2017-01-16 Carl Love <cel@us.ibm.com>
35773 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
35774 for built-in functions
35775 vector signed char vec_nabs (vector signed char)
35776 vector signed short vec_nabs (vector signed short)
35777 vector signed int vec_nabs (vector signed int)
35778 vector signed long long vec_nabs (vector signed long long)
35779 vector float vec_nabs (vector float)
35780 vector double vec_nabs (vector double)
35781 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
35783 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
35784 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
35785 * doc/extend.texi: Update the documentation file for the new built-in
35788 2017-01-16 Martin Sebor <msebor@redhat.com>
35790 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
35793 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35795 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
35796 UNSPEC_VSX__XXSPLTD to require special splat handling.
35798 2017-01-16 David Malcolm <dmalcolm@redhat.com>
35801 * system.h: Poison strndup.
35803 2017-01-16 Alan Modra <amodra@gmail.com>
35806 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
35809 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
35811 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
35813 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
35815 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
35816 call recog here. Assert that INSN_CODE (insn) is non-negative.
35818 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
35821 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
35823 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
35824 in the currently scheduled RTL fragment.
35826 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
35828 PR rtl-optimization/78751
35829 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
35832 2017-01-14 Jeff Law <law@redhat.com>
35834 PR tree-optimization/79090
35835 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
35836 variable length stores.
35837 (compute_trims): Delete dead assignment to *trim_tail.
35838 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
35841 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
35843 PR rtl-optimization/78626
35844 PR rtl-optimization/78727
35845 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
35846 of a block, and split such blocks after everything else is finished.
35848 2017-01-14 Alan Modra <amodra@gmail.com>
35851 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
35852 target legitimate_combined_insn.
35853 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
35854 (rs6000_legitimate_combined_insn): New function.
35855 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
35857 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
35858 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
35859 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
35861 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
35863 * doc/frontends.texi (G++ and GCC): Remove references to Java.
35865 2017-01-13 Jeff Law <law@redhat.com>
35867 PR tree-optimization/33562
35868 PR tree-optimization/61912
35869 PR tree-optimization/77485
35870 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
35872 (delete_dead_assignment): Likewise.
35873 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
35874 statement to delete_dead_call and delete_dead_assignment.
35876 2017-01-13 David Malcolm <dmalcolm@redhat.com>
35879 * substring-locations.c (format_warning_va): Strengthen case 1 so
35880 that both endpoints of the substring must be within the format
35881 range for just the substring to be printed.
35883 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
35885 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
35886 * config/i386/i386.c (ix86_target_string): Add missing options
35887 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
35888 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
35889 flags_other and ix86_target_other to flags2_other. Display unknown
35891 (ix86_valid_target_attribute_inner_p): Add missing options and
35892 reorder options by implied ISAs, as in ix86_target_string.
35894 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
35896 * hash-table.h (hash_table::too_empty_p): New function.
35897 (hash_table::expand): Use it.
35898 (hash_table::traverse): Likewise.
35899 (hash_table::empty_slot): Use sizeof (value_type) instead of
35900 sizeof (PTR) to convert bytes to elements. Shrink the table
35901 if the current size is excessive for the current number of
35904 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
35906 * ira-costs.c (record_reg_classes): Break from the inner loop
35907 early once alt_fail is known to be true. Update outer loop
35908 handling accordingly.
35910 2017-01-13 Jeff Law <law@redhat.com>
35912 * tree-ssa-dse.c (decrement_count): New function.
35913 (increment_start_addr, maybe_trim_memstar_call): Likewise.
35914 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
35915 when we know the partially dead statement is a mem* function.
35917 PR tree-optimization/61912
35918 PR tree-optimization/77485
35919 * tree-ssa-dse.c: Include expr.h.
35920 (maybe_trim_constructor_store): New function.
35921 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
35923 PR tree-optimization/33562
35924 PR tree-optimization/61912
35925 PR tree-optimization/77485
35926 * doc/invoke.texi: Document new dse-max-object-size param.
35927 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
35928 * tree-ssa-dse.c: Include params.h.
35929 (dse_store_status): New enum.
35930 (initialize_ao_ref_for_dse): New, partially extracted from
35932 (valid_ao_ref_for_dse, normalize_ref): New.
35933 (setup_live_bytes_from_ref, compute_trims): Likewise.
35934 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
35935 (maybe_trim_partially_dead_store): Likewise.
35936 (maybe_trim_complex_store): Likewise.
35937 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
35938 Track what bytes live from the original store. Return tri-state
35939 for dead, partially dead or live.
35940 (dse_dom_walker): Add constructor, destructor and new private members.
35941 (delete_dead_call, delete_dead_assignment): New extracted from
35943 (dse_optimize_stmt): Make a member of dse_dom_walker.
35944 Use initialize_ao_ref_for_dse.
35946 PR tree-optimization/33562
35947 PR tree-optimization/61912
35948 PR tree-optimization/77485
35949 * sbitmap.h (bitmap_count_bits): Prototype.
35950 (bitmap_clear_range, bitmap_set_range): Likewise.
35951 * sbitmap.c (bitmap_clear_range): New function.
35952 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
35954 2017-01-13 Martin Liska <mliska@suse.cz>
35957 * function.c (set_cfun): Add new argument force.
35958 * function.h (set_cfun): Likewise.
35959 * ipa-inline-transform.c (inline_call): Use the function when
35960 strict alising from is dropped for function we inline to.
35962 2017-01-13 Richard Biener <rguenther@suse.de>
35964 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
35965 for dumping GIMPLE INTEGER_CSTs.
35967 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35969 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
35970 to 201112L since C++17.
35972 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
35975 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
35976 if -fsanitize=kernel-address is present.
35978 2017-01-13 Richard Biener <rguenther@suse.de>
35980 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
35981 as _Literal ( type ) number in case usual suffixes do not
35982 preserve all information.
35984 2017-01-13 Richard Biener <rguenther@suse.de>
35986 PR tree-optimization/77283
35987 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
35988 and ssa-iterators.h.
35989 (is_feasible_trace): Implement a cost model based on joiner
35992 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
35995 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
35996 char or short to __float128/_Float128 directly.
35998 2017-01-12 Martin Sebor <msebor@redhat.com>
36000 to -Wformat-overflow.
36001 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
36002 (min_bytes_remaining): Same.
36003 (get_string_length): Same.
36004 (format_string): Same.
36005 (format_directive): Same.
36007 (pass_sprintf_length::handle_gimple_call): Same.
36009 2017-01-12 Jakub Jelinek <jakub@redhat.com>
36011 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
36012 info.nowrite calls with no lhs that can't throw. Return bool
36013 whether gsi_remove has been called or not.
36014 (pass_sprintf_length::handle_gimple_call): Return bool whether
36015 try_substitute_return_value called gsi_remove. Formatting fix.
36016 (pass_sprintf_length::execute): Don't use gsi_remove if
36017 handle_gimple_call returned true.
36020 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
36021 be removed due to side-effects, don't remove following barrier nor
36022 turn the successor edge into fallthru edge.
36024 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36027 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
36028 element-reversing loads and stores as not swappable.
36030 2017-01-12 Nathan Sidwell <nathan@acm.org>
36031 Nicolai Stange <nicstange@gmail.com>
36033 * combine.c (try_combine): Don't ignore result of overlap checking
36034 loop. Combine overlap & asm check into single loop.
36036 2017-01-12 Richard Biener <rguenther@suse.de>
36038 * tree-pretty-print.c (dump_generic_node): Provide -gimple
36039 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
36041 2017-01-12 Richard Biener <rguenther@suse.de>
36043 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
36044 and TS_TARGET_OPTION directly derive from TS_BASE.
36045 * tree-core.h (tree_optimization_option): Derive from tree_base.
36046 (tree_target_option): Likewise.
36048 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
36050 * config/i386/i386.c (memory_address_length): Increase len
36051 only when rip_relative_addr_p returns false.
36053 2017-01-11 Julia Koval <julia.koval@intel.com>
36055 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
36056 (OPTION_MASK_ISA_SGX_SET): New.
36057 (ix86_handle_option): Handle OPT_msgx.
36058 * config.gcc: Added sgxintrin.h.
36059 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
36060 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
36061 * config/i386/i386.c (ix86_target_string): Add -msgx.
36063 (ix86_option_override_internal): Handle new options.
36064 (ix86_valid_target_attribute_inner_p): Add sgx.
36065 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
36066 * config/i386/i386.opt: Add msgx.
36067 * config/i386/sgxintrin.h: New file.
36068 * config/i386/x86intrin.h: Add sgxintrin.h.
36070 2017-01-11 Jakub Jelinek <jakub@redhat.com>
36073 * fold-const.c (maybe_nonzero_address): Return 1 for function
36075 (tree_single_nonzero_warnv_p): Don't handle function local objects
36079 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
36082 2017-01-11 David Malcolm <dmalcolm@redhat.com>
36085 * opts.c: Include "spellcheck.h"
36086 (struct string_fragment): New struct.
36087 (struct edit_distance_traits<const string_fragment &>): New
36089 (get_closest_sanitizer_option): New function.
36090 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
36092 2017-01-11 Jakub Jelinek <jakub@redhat.com>
36094 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
36096 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
36097 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
36098 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
36099 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
36100 for initial die_offset if dwarf_split_debug_info.
36101 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
36102 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
36104 (output_skeleton_debug_sections): Formatting fix. Use
36105 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
36106 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
36108 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
36110 * config/arm/cortex-a53.md: Add bypasses for
36111 cortex_a53_r2f_cvt.
36112 (cortex_a53_r2f): Only use for transfers.
36113 (cortex_a53_f2r): Likewise.
36114 (cortex_a53_r2f_cvt): Add reservation for conversions.
36115 (cortex_a53_f2r_cvt): Likewise.
36117 2017-01-11 Tamar Christina <tamar.christina@arm.com>
36119 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
36120 to all inlined functions, change static to extern.
36122 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
36125 * config/arm/arm.c (legitimize_pic_address): Handle reference to
36127 (arm_assemble_integer): Likewise.
36129 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
36131 * config.gcc: Use new awk script to check CPU, FPU and architecture
36132 parameters for --with-... options.
36133 * config/arm/parsecpu.awk: New file
36134 * config/arm/arm-cpus.in: New file.
36135 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
36137 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
36139 * config/arm/t-arm: Update dependency rules.
36140 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
36141 of processing .def files.
36142 * config/arm/genopt.sh: Deleted.
36143 * config/arm/gentune.sh: Deleted.
36144 * config/arm/arm-cores.def: Deleted.
36145 * config/arm/arm-arches.def: Deleted.
36146 * config/arm/arm-fpus.def: Deleted.
36147 * config/arm/arm-tune.md: Regenerated.
36148 * config/arm/arm-tables.opt: Regenerated.
36149 * config/arm/arm-cpu.h: New generated file.
36150 * config/arm/arm-cpu-data.h: New generated file.
36151 * config/arm/arm-cpu-cdata.h: New generated file.
36153 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
36156 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
36158 (input_varpool_node): Unpack dynamically_initialized bit.
36160 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
36162 PR rtl-optimization/79032
36163 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
36164 the alignment of the adjusted memory reference against that of MODE,
36165 instead of the alignment of the original memory reference.
36167 2017-01-11 Martin Jambor <mjambor@suse.cz>
36169 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
36171 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
36172 decorated functions.
36174 2017-01-11 Richard Biener <rguenther@suse.de>
36176 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
36177 set range/nonnull info for PHI results. Do not set it on
36178 stmts marked for removal.
36180 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
36182 * expr.c (store_field): In the bitfield case, fetch the return value
36183 from the registers before applying a single big-endian adjustment.
36184 Always do a final load for a BLKmode value not larger than a word.
36186 2017-01-10 David Malcolm <dmalcolm@redhat.com>
36189 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
36190 that we correctly handle column numbers greater than
36191 LINE_MAP_MAX_COLUMN_NUMBER.
36193 2017-01-10 Martin Sebor <msebor@redhat.com>
36195 PR middle-end/78245
36196 * gimple-ssa-sprintf.c (get_destination_size): Call
36197 {init,fini}object_sizes.
36198 * tree-object-size.c (addr_object_size): Adjust.
36199 (pass_through_call): Adjust.
36200 (pass_object_sizes::execute): Adjust.
36201 * tree-object-size.h (fini_object_sizes): Declare.
36203 2017-01-10 Martin Sebor <msebor@redhat.com>
36205 PR tree-optimization/78775
36206 * builtins.c (get_size_range): Move...
36207 * calls.c: ...to here.
36208 (alloc_max_size): Accept zero argument.
36209 (operand_signed_p): Remove.
36210 (maybe_warn_alloc_args_overflow): Call get_size_range.
36211 * calls.h (get_size_range): Declare.
36213 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
36215 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
36216 from TI's devices.csv file as of September 2016.
36217 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
36219 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
36221 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
36222 * doc/invoke.texi: Likewise.
36223 * doc/md.texi: Likewise.
36224 * doc/objc.texi: Likewise.
36226 2017-01-10 Joshua Conner <joshconner@google.com>
36228 * config/arm/fuchsia-elf.h: New file.
36229 * config/fuchsia.h: New file.
36230 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
36231 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
36233 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
36235 2016-01-10 Richard Biener <rguenther@suse.de>
36237 PR tree-optimization/79034
36238 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
36239 Propagate out degenerate PHIs in the joiner.
36241 2017-01-10 Martin Liska <mliska@suse.cz>
36243 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
36244 (sort_congruence_classes_by_decl_uid): Likewise.
36245 (sort_congruence_class_groups_by_decl_uid): Likewise.
36246 (sem_item_optimizer::merge_classes): Sort class, groups in these
36247 classes and members in the groups by DECL_UID of declarations.
36248 This would make merge operations stable.
36250 2017-01-10 Martin Liska <mliska@suse.cz>
36252 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
36253 usage of m_classes_vec.
36254 (sem_item_optimizer::~sem_item_optimizer): Likewise.
36255 (sem_item_optimizer::get_group_by_hash): Likewise.
36256 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
36257 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
36258 (sem_item_optimizer::verify_classes): Likewise.
36259 (sem_item_optimizer::process_cong_reduction): Likewise.
36260 (sem_item_optimizer::dump_cong_classes): Likewise.
36261 (sem_item_optimizer::merge_classes): Likewise.
36262 * ipa-icf.h (congruence_class_hash): Rename from
36263 congruence_class_group_hash. Remove declaration of m_classes_vec.
36265 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
36267 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
36268 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
36269 * config.gcc: Add avx512vpopcntdqintrin.h.
36270 * config/i386/avx512vpopcntdqintrin.h: New.
36271 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
36272 * config/i386/i386-builtin-types.def: Add new types.
36273 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
36274 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
36275 __builtin_ia32_vpopcountq_v8di_mask): New.
36276 * config/i386/i386-c.c (ix86_target_macros_internal): Define
36277 __AVX512VPOPCNTDQ__.
36278 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
36279 (PTA_AVX512VPOPCNTDQ): Define.
36280 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
36281 TARGET_AVX512VPOPCNTDQ_P): Define.
36282 * config/i386/i386.opt: Add mavx512vpopcntdq.
36283 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
36284 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
36286 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
36288 PR middle-end/77484
36289 * predict.def (PRED_CALL): Set to 67.
36291 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
36293 * expr.c (store_field): In the bitfield case, if the value comes from
36294 a function call and is of an aggregate type returned in registers, do
36295 not modify the field mode; extract the value in all cases if the mode
36296 is BLKmode and the size is not larger than a word.
36298 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
36301 * config/i386/cpuid.h: Fix undefined behavior.
36303 2017-01-04 Jeff Law <law@redhat.com>
36305 PR tree-optimization/79007
36306 PR tree-optimization/67955
36307 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
36308 conservative for pt.null when flag_non_call_exceptions is on.
36310 2017-01-09 Jakub Jelinek <jakub@redhat.com>
36312 PR translation/79019
36313 PR translation/79020
36314 * params.def (PARAM_INLINE_MIN_SPEEDUP,
36315 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
36316 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
36318 * config/avr/avr.opt (maccumulate-args): Likewise.
36319 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
36320 * common.opt (freport-bug): Likewise.
36321 * cif-code.def (CIF_FINAL_ERROR): Likewise.
36322 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
36323 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
36324 translatable string.
36325 * config/i386/i386.c (function_value_32): Likewise.
36326 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
36327 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
36329 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
36330 * common/config/msp430/msp430-common.c (msp430_handle_option):
36332 * symtab.c (symtab_node::verify_base): Likewise.
36333 * opts.c (set_debug_level): Likewise.
36334 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
36335 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
36336 missing whitespace to translatable strings.
36337 * config/avr/avr.md (bswapsi2): Fix typo in comment.
36338 * config/sh/superh.h: Likewise.
36339 * config/i386/xopintrin.h: Likewise.
36340 * config/i386/znver1.md: Likewise.
36341 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
36342 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
36343 * double-int.h (struct double_int): Likewise.
36344 * double-int.c (div_and_round_double): Likewise.
36345 * wide-int.cc: Likewise.
36346 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
36347 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
36348 * cfgcleanup.c (crossjumps_occured): Renamed to ...
36349 (crossjumps_occurred): ... this.
36350 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
36353 PR tree-optimization/78899
36354 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
36355 returning bool return struct loop *, NULL for failure and the new
36357 (versionable_outer_loop_p): Don't version outer loop if it has
36358 dont_vectorized bit set.
36359 (tree_if_conversion): When versioning outer loop, ensure
36360 tree_if_conversion is performed also on the inner loop of the
36361 non-vectorizable outer loop copy.
36362 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
36363 LOOP_VECTORIZED in inner loop of the scalar outer loop and
36364 prevent vectorization of it.
36365 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
36366 the outer loop vectorization of the non-scalar version is attempted
36367 before vectorization of the inner loop in scalar version. If
36368 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
36369 vectorization of its inner loop.
36370 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
36371 has 2 inner loops, rename also on edges from bb whose single pred
36372 is outer_loop->header. Fix typo in function comment.
36374 2017-01-09 Martin Sebor <msebor@redhat.com>
36377 * asan.c (asan_emit_stack_protection): Increase local buffer size
36378 to avoid snprintf truncation warning.
36380 2017-01-09 Andrew Pinski <apinski@cavium.com>
36382 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
36383 to reference thunderx2t99 for the tuning structure
36384 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
36386 (thunderx2t99_extra_costs): This.
36387 * config/aarch64/aarch64-tune.md: Regenerate.
36388 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
36389 (vulcan_addrcost_table): This.
36390 (vulcan_regmove_cost): Rename to ...
36391 (thunderx2t99_regmove_cost): This.
36392 (vulcan_vector_cost): Rename to ...
36393 (thunderx2t99_vector_cost): this.
36394 (vulcan_branch_cost): Rename to ...
36395 (thunderx2t99_branch_cost): This.
36396 (vulcan_tunings): Rename to ...
36397 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
36398 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
36400 2017-01-09 Martin Jambor <mjambor@suse.cz>
36404 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
36405 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
36406 (propagate_vr_accross_jump_function): Use the above function for all
36407 value range computations for pass-through jump functions and type
36408 converasion from explicit value range values.
36409 (ipcp_propagate_stage): Do not attempt to deduce types of formal
36410 parameters from TYPE_ARG_TYPES.
36411 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
36412 (ipa_write_node_info): Stream type of the actual argument.
36413 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
36415 2017-01-09 Martin Liska <mliska@suse.cz>
36418 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
36419 (lookup_compiler): Do not show error message with have_E.
36421 2017-01-09 Jakub Jelinek <jakub@redhat.com>
36423 PR tree-optimization/78938
36424 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
36425 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
36426 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
36427 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
36430 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36432 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
36435 2017-01-09 Richard Biener <rguenther@suse.de>
36437 PR tree-optimization/78997
36438 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
36439 name condition properly.
36441 2017-01-09 Richard Biener <rguenther@suse.de>
36444 * dwarf2out.c (is_cxx): New overload with context.
36445 (is_naming_typedef_decl): Use it.
36447 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
36449 * invoke.texi (Option Summary): Correct spacing in option lists
36450 and add line breaks to fix over-long lines.
36452 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
36454 PR middle-end/17660
36456 * extend.texi (Common Variable Attributes): Add xref to GCC
36457 Internals manual to explain mode attribute keywords.
36459 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
36462 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
36463 and Preprocessor Options.
36464 (Options for Linking): Document -pthread here....
36465 (RS/6000 and PowerPC Options): ...not here.
36466 (Solaris 2 Options): ...or here.
36467 * doc/cppopts.texi: Document -pthread.
36469 2017-01-08 Martin Sebor <msebor@redhat.com>
36471 PR middle-end/77708
36472 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
36473 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
36474 New member functions.
36475 (format_directive): Used them.
36477 (pass_sprintf_length::handle_gimple_call): Same.
36478 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
36479 to avoid truncation for any argument.
36480 (extract_affine_mul): Same.
36481 * tree.c (get_file_function_name): Same.
36483 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
36485 PR middle-end/77484
36486 * predict.def (PRED_INDIR_CALL): Set to 86.
36488 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
36490 PR preprocessor/54124
36491 * doc/cppopts.texi: Reformat -d subtable to list the full name
36492 of the options. Add cross-reference to the docs for the general
36493 compiler -d options.
36494 * doc/invoke.texi (Developer Options): Add cross-reference to the
36495 preprocessor-specific -d option documentation.
36497 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
36499 PR preprocessor/13498
36500 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
36501 redudant material, and reflect new command-line options.
36502 (System Headers): Likewise.
36504 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
36506 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
36507 -isystem, and -idirafter. Copy-edit.
36508 * doc/cppopts.texi: Copy-edit. Remove contradiction about
36509 default for -ftrack-macro-expansion. Delete obsolete and
36510 badly-formatted implementation details about -fdebug-cpp output.
36511 * doc/cppwarnopts.texi: Copy-edit.
36513 2017-01-07 David Malcolm <dmalcolm@redhat.com>
36516 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
36517 that the transition from a max line width >= 1<<10 to narrower
36518 lines works correctly.
36520 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
36522 * doc/options.texi (PerFunction): New.
36523 * opt-functions.awk (switch_flags): Map both Optimization and
36524 PerFunction to CL_OPTIMIZATION.
36525 * opth-gen.awk: Test for PerFunction flag along with
36527 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
36528 it only when the latter is present. Skip those that don't in
36529 the hash function generator.
36530 * common.opt (fvar-tracking): Mark as PerFunction instead of
36532 (fvar-tracking-assignments): Likewise.
36533 (fvar-tracking-assignments-toggle): Likewise.
36534 (fvar-tracking-uninit): Likewise.
36536 2017-01-07 Jakub Jelinek <jakub@redhat.com>
36538 PR translation/79018
36539 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
36542 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
36545 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
36546 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
36547 TARGET_LONG_JUMP_TABLE_OFFSETS.
36548 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
36549 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
36550 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
36551 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
36552 * config/m68k/m68k.md (tablejump expander): Likewise.
36553 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
36554 TARGET_LONG_JUMP_TABLE_OFFSETS.
36555 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
36556 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
36558 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
36559 David Holsgrove <david.holsgrove@xilinx.com>
36561 * common/config/microblaze/microblaze-common.c
36562 (TARGET_EXCEPT_UNWIND_INFO): Remove.
36563 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
36565 * config/microblaze/microblaze.c (microblaze_must_save_register)
36566 (microblaze_expand_epilogue, microblaze_return_addr): Handle
36568 (microblaze_eh_return): New function.
36569 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
36570 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
36571 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
36572 * config/microblaze/microblaze.md (eh_return): New pattern.
36574 2017-01-06 Jakub Jelinek <jakub@redhat.com>
36576 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
36577 GCC_DIAGNOSTIC_STRINGIFY): Define.
36579 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
36581 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36583 * config/arm/arm.md (<mcrr>): New.
36585 * config/arm/arm.c (arm_arch5te): New.
36586 (arm_option_override): Set arm_arch5te.
36587 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
36589 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
36590 (arm_mcrr_qualifiers): ... this. New.
36591 (MRRC_QUALIFIERS): Define to...
36592 (arm_mrrc_qualifiers): ... this. New.
36593 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
36595 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
36596 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
36597 (MRRCI, mrrc, MRRC): New.
36598 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
36599 VUNSPEC_MRRC2): New.
36601 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36603 * config/arm/arm.md (<mcr>): New.
36605 * config/arm/arm.c (arm_coproc_builtin_available): Add
36606 support for mcr, mrc, mcr2 and mrc2.
36607 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
36608 (arm_mcr_qualifiers): ... this. New.
36609 (MRC_QUALIFIERS): Define to ...
36610 (arm_mrc_qualifiers): ... this. New.
36611 (MCR_QUALIFIERS): Define to ...
36612 (arm_mcr_qualifiers): ... this. New.
36613 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
36615 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
36616 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
36617 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
36618 VUNSPEC_MRC2): New.
36620 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36622 * config/arm/arm.md (*ldc): New.
36626 * config/arm/arm.c (arm_coproc_builtin_available): Add
36627 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
36628 (arm_coproc_ldc_stc_legitimate_address): New.
36629 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
36630 'qualifier_const_pointer'.
36631 (LDC_QUALIFIERS): Define to...
36632 (arm_ldc_qualifiers): ... this. New.
36633 (STC_QUALIFIERS): Define to...
36634 (arm_stc_qualifiers): ... this. New.
36635 * config/arm/arm-protos.h
36636 (arm_coproc_ldc_stc_legitimate_address): New.
36637 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
36638 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
36639 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
36640 stc2, stcl, stc2l): New.
36641 * config/arm/constraints.md (Uz): New.
36642 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
36643 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
36644 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
36645 VUNSPEC_STC2L): New.
36647 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36649 * config/arm/arm.md (<cdp>): New.
36650 * config/arm/arm.c (neon_const_bounds): Rename this ...
36651 (arm_const_bounds): ... this.
36652 (arm_coproc_builtin_available): New.
36653 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
36654 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
36655 (CDP_QUALIFIERS): Define to...
36656 (arm_cdp_qualifiers): ... this. New.
36658 (arm_expand_builtin_args): Add case for 6 arguments.
36659 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
36660 (arm_const_bounds): ... this.
36661 (arm_coproc_builtin_available): New.
36662 * config/arm/arm_acle.h (__arm_cdp): New.
36664 * config/arm/arm_acle_builtins.def (cdp): New.
36666 * config/arm/iterators.md (CDPI,CDP,cdp): New.
36667 * config/arm/neon.md: Rename all 'neon_const_bounds' to
36668 'arm_const_bounds'.
36669 * config/arm/types.md (coproc): New.
36670 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
36671 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
36672 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
36673 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
36675 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36677 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
36678 (UBINOP_QUALIFIERS): New.
36680 (acle_builtin_data): New. Change comment.
36681 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
36682 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
36683 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
36684 arm_acle_builtins.def.
36685 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
36686 (arm_init_acle_builtins): New.
36687 (CRC32_BUILTIN): Remove.
36688 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
36689 crc32cb, crc32ch and crc32cw.
36690 (arm_init_crc32_builtins): Remove.
36691 (arm_init_builtins): Use arm_init_acle_builtins rather
36692 than arm_init_crc32_builtins.
36693 (arm_expand_acle_builtin): New.
36694 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
36695 * config/arm/arm_acle_builtins.def: New.
36697 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
36699 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
36700 (arm_builtin_datum): ... this.
36701 (arm_init_neon_builtin): Rename to ...
36702 (arm_init_builtin): ... this. Add a new parameters PREFIX
36703 and USE_SIG_IN_NAME.
36704 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
36705 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
36706 'arm_builtin_datum'.
36707 (arm_init_vfp_builtins): Likewise.
36708 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
36709 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
36710 (arm_expand_neon_args): Rename to ...
36711 (arm_expand_builtin_args): ... this. Rename builtin_arg
36712 enum values and differentiate between ARG_BUILTIN_MEMORY
36713 and ARG_BUILTIN_NEON_MEMORY.
36714 (arm_expand_neon_builtin_1): Rename to ...
36715 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
36716 values, arm_expand_builtin_args and add bool parameter NEON.
36717 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
36718 (arm_expand_vfp_builtin): Likewise.
36719 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
36721 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
36723 PR middle-end/77484
36724 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
36725 * predict.c (tree_estimate_probability_bb): Reverse direction of
36726 polymorphic call predictor.
36728 2017-01-06 David Malcolm <dmalcolm@redhat.com>
36730 * passes.c (execute_one_pass): Split out pass-skipping logic into...
36731 (determine_pass_name_match): ...this new function and...
36732 (should_skip_pass_p): ...this new function.
36734 2017-01-06 Nathan Sidwell <nathan@acm.org>
36736 * ipa-visibility.c (function_and_variable_visibility): Reformat
36737 comments and long lines. Remove extrneous if.
36738 * symtab.c (symtab_node::make_decl_local): Fix code format.
36739 (symtab_node::set_section_for_node): Fix comment typo.
36741 2017-01-06 Martin Liska <mliska@suse.cz>
36744 * lra-constraints.c: Rename invariant to lra_invariant.
36745 * predict.c (set_even_probabilities): Initialize e to NULL.
36747 2017-01-05 Martin Sebor <msebor@redhat.com>
36749 PR tree-optimization/78910
36750 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
36751 (format_integer): Correct off-by-one error in the handling
36752 of precision with negative numbers in signed conversions..
36754 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
36756 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
36758 2017-01-05 Jakub Jelinek <jakub@redhat.com>
36760 PR tree-optimization/71016
36761 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
36762 factor_out_conditional_conversion. Formatting fix.
36763 (factor_out_conditional_conversion): Add cond_stmt argument.
36764 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
36765 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
36768 2017-01-05 David Malcolm <dmalcolm@redhat.com>
36770 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
36771 read-rtl-function.o, and selftest-rtl.o.
36772 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
36773 (selftest::aarch64_test_loading_full_dump): New function.
36774 (selftest::aarch64_run_selftests): New function.
36775 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
36776 selftest::aarch64_run_selftests.
36777 * config/i386/i386.c
36778 (selftest::ix86_test_loading_dump_fragment_1): New function.
36779 (selftest::ix86_test_loading_call_insn): New function.
36780 (selftest::ix86_test_loading_full_dump): New function.
36781 (selftest::ix86_test_loading_unspec): New function.
36782 (selftest::ix86_run_selftests): Call the new functions.
36783 * emit-rtl.c (maybe_set_max_label_num): New function.
36784 * emit-rtl.h (maybe_set_max_label_num): New decl.
36785 * function.c (instantiate_decls): Guard call to
36786 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
36787 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
36789 * gensupport.c (gen_reader::gen_reader): Pass "false"
36790 for new "compact" param of rtx_reader.
36791 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
36792 rather than an empty string for NULL strings.
36793 * read-md.c: Potentially include config.h rather than bconfig.h.
36794 Wrap include of errors.h with #ifdef GENERATOR_FILE.
36795 (have_error): New global, copied from errors.c.
36796 (md_reader::read_name): Rename to...
36797 (md_reader::read_name_1): ...this, adding "out_loc" param,
36798 and converting "missing name or number" to returning false, rather
36800 (md_reader::read_name): Reimplement in terms of read_name_1.
36801 (md_reader::read_name_or_nil): New function.
36802 (md_reader::read_string): Handle "(nil)" by returning NULL.
36803 (md_reader::md_reader): Add new param "compact".
36804 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
36805 (md_reader::read_file): New method.
36806 * read-md.h (md_reader::md_reader): Add new param "compact".
36807 (md_reader::read_file): New method.
36808 (md_reader::is_compact): New accessor.
36809 (md_reader::read_name): Convert return type from void to file_location.
36810 (md_reader::read_name_or_nil): New decl.
36811 (md_reader::read_name_1): New decl.
36812 (md_reader::m_compact): New field.
36813 (noop_reader::noop_reader): Pass "false" for new "compact" param
36815 (rtx_reader::rtx_reader): Add new "compact" param.
36816 (rtx_reader::read_rtx_operand): Make virtual and convert return
36817 type from void to rtx.
36818 (rtx_reader::read_until): New decl.
36819 (rtx_reader::handle_any_trailing_information): New virtual function.
36820 (rtx_reader::postprocess): New virtual function.
36821 (rtx_reader::finalize_string): New virtual function.
36822 (rtx_reader::m_in_call_function_usage): New field.
36823 (rtx_reader::m_reuse_rtx_by_id): New field.
36824 * read-rtl-function.c: New file.
36825 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
36826 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
36827 (selftest::verify_three_block_rtl_cfg): New decl.
36828 * read-rtl-function.h: New file.
36829 * read-rtl.c: Potentially include config.h rather than bconfig.h.
36830 For host, include function.h, memmodel.h, and emit-rtl.h.
36831 (one_time_initialization): New function.
36832 (struct compact_insn_name): New struct.
36833 (compact_insn_names): New array.
36834 (find_code): Handle insn codes in compact dumps.
36835 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
36836 (bind_subst_iter_and_attr): Likewise.
36837 (add_condition_to_string): Likewise.
36838 (add_condition_to_rtx): Likewise.
36839 (apply_attribute_uses): Likewise.
36840 (add_current_iterators): Likewise.
36841 (apply_iterators): Likewise.
36842 (initialize_iterators): Guard usage of apply_subst_iterator with
36843 #ifdef GENERATOR_FILE.
36844 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
36845 (md_reader::read_mapping): Likewise.
36846 (add_define_attr_for_define_subst): Likewise.
36847 (add_define_subst_attr): Likewise.
36848 (read_subst_mapping): Likewise.
36849 (check_code_iterator): Likewise.
36850 (rtx_reader::read_rtx): Likewise. Move one-time initialization
36852 (one_time_initialization): New function.
36853 (rtx_reader::read_until): New method.
36854 (read_flags): New function.
36855 (parse_reg_note_name): New function.
36856 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
36857 Handle reuse_rtx ids.
36858 Wrap iterator lookup within #ifdef GENERATOR_FILE.
36859 Add parsing support for RTL dumps, mirroring the special-cases in
36860 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
36861 values, and calling handle_any_trailing_information.
36862 (rtx_reader::read_rtx_operand): Convert return type from void
36863 to rtx, returning return_rtx. Handle case 'e'. Call
36864 finalize_string on XSTR and XTMPL fields.
36865 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
36866 "(nil)" values were omitted. Call the postprocess vfunc on the
36868 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
36869 class ctor. Initialize m_in_call_function_usage. Call
36870 one_time_initialization.
36871 * rtl-tests.c (selftest::test_uncond_jump): Call
36872 set_new_first_and_last_insn.
36873 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
36874 * selftest-rtl.c: New file.
36875 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
36876 (selftest::get_insn_by_uid): New decl.
36877 * selftest-run-tests.c (selftest::run_tests): Call
36878 read_rtl_function_c_tests.
36879 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
36880 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
36883 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
36885 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
36886 operands in a special way. Assert that pos+len <= mode precision.
36888 2017-01-05 Jakub Jelinek <jakub@redhat.com>
36890 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
36891 3 argument Alias with unlimited for the negative form.
36892 (fno-vect-cost-model): Removed.
36894 2017-01-05 Martin Liska <mliska@suse.cz>
36896 * hsa-gen.c (gen_hsa_divmod): New function.
36897 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
36899 2017-01-05 Martin Liska <mliska@suse.cz>
36902 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
36905 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36907 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
36908 small constant length operands.
36910 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36912 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
36913 between loop iterations.
36915 2017-01-05 Martin Liska <mliska@suse.cz>
36918 * gimplify.c (gimplify_decl_expr): Compare to
36919 asan_poisoned_variables instread of checking flags.
36920 (gimplify_target_expr): Likewise.
36921 (gimplify_expr): Likewise.
36922 (gimplify_function_tree): Conditionally initialize
36923 asan_poisoned_variables.
36925 2017-01-04 Jeff Law <law@redhat.com>
36927 PR tree-optimizatin/78812
36928 * rtl.h (contains_mem_rtx_p): Prototype.
36929 * ifcvt.c (containts_mem_rtx_p): Move from here to...
36930 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
36931 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
36932 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
36933 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
36935 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
36937 * input.c (assert_char_at_range): Default-initialize actual_range.
36939 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
36941 * df-scan.c (df_ref_create_structure): Make regno unsigned,
36942 to match the caller.
36944 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
36946 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
36947 insns after final jump in test to emit dummy move.
36949 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
36951 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
36952 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
36954 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
36956 * multiple_target.c (create_dispatcher_calls): Init e_next.
36957 * tree-ssa-loop-split.c (split_loop): Init border.
36958 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
36961 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
36966 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
36967 (altivec_register_operand): Do not return true if the operand
36968 contains a SUBREG mixing SImode and SFmode.
36969 (vsx_register_operand): Likewise.
36970 (vsx_reg_sfsubreg_ok): New predicate.
36971 (vfloat_operand): Do not return true if the operand contains a
36972 SUBREG mixing SImode and SFmode.
36973 (vint_operand): Likewise.
36974 (vlogical_operand): Likewise.
36975 (gpc_reg_operand): Likewise.
36976 (int_reg_operand): Likewise.
36977 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
36978 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
36979 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
36981 (rs6000_emit_move_si_sf_subreg): New helper function.
36982 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
36983 fixup SUBREGs involving SImode and SFmode.
36984 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
36985 numbers for the new peephole2 optimization.
36986 (peephole2 for SFmode unions): New peephole2 to optimize cases in
36987 the GLIBC math library that do AND/IOR/XOR operations on single
36988 precision floating point.
36989 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
36990 target macros to say whether we need to avoid SUBREGs mixing
36992 (TARGET_ALLOW_SF_SUBREG): Likewise.
36993 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
36994 (UNSPEC_SI_FROM_SF): Likewise.
36995 (iorxor): Change spacing.
36996 (and_ior_xor): New iterator for AND, IOR, and XOR.
36997 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
36998 (movdi_from_sf_zero_ext): Likewise.
36999 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
37000 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
37001 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
37002 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
37003 (fms<mode>4): Likewise.
37004 (fnma<mode>4): Likewise.
37005 (fnms<mode>4): Likewise.
37006 (nfma<mode>4): Likewise.
37007 (nfms<mode>4): Likewise.
37009 2017-01-04 Marek Polacek <polacek@redhat.com>
37012 * doc/invoke.texi: Document -Wpointer-compare.
37014 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37016 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
37019 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
37020 descriptions for -gdwarf-5 and emit them as uleb128 instead of
37023 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
37026 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
37027 documentation of the powerpc_popcntb_ok attribute.
37028 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
37029 code to issue warning messages if a requested CPU configuration is
37030 not supported by the binary (assembler and loader) toolchain.
37031 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
37032 made to define a built-in function that has been disabled.
37033 (paired_init_builtins): Add assertion to prevent ICE if attempt is
37034 made to define a built-in function that has been disabled.
37035 (altivec_init_builtins): Add comment explaining why definition
37036 of the DST built-in functions is not preceded by an assertion
37037 check. Add assertions to prevent ICE if attempts are made to
37038 define an altivec predicate or an abs* built-in function that has
37040 (htm_init_builtins): Add comment explaining why definition of the
37041 htm built-in functions is not preceded by an assertion check.
37043 2017-01-04 Jeff Law <law@redhat.com>
37045 PR tree-optimizatin/67955
37046 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
37047 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
37048 the points-to solution does not include pt_null. Use DECL_PT_UID
37051 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
37053 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
37054 Use gen_int_mode instead of gen_lopwart for const_int operands.
37056 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37058 PR tree-optimization/71563
37059 * match.pd: Simplify X << Y into X if Y is known to be 0 or
37060 out of range value - has low bits known to be zero.
37062 2017-01-04 Alan Modra <amodra@gmail.com>
37064 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
37065 * configure: Regenerate.
37066 * config.in: Regenerate.
37068 2017-01-04 Jakub Jelinek <jakub@redhat.com>
37071 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
37072 a substring of the message, but strcmp with the whole message. Ifdef
37073 ENABLE_NLS, translate the message first using dgettext.
37075 2017-01-03 Jeff Law <law@redhat.com>
37077 PR tree-optimizatin/78856
37078 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
37079 (mark_threaded_blocks): Remove code to truncate thread paths that
37080 cross multiple loop headers. Instead invalidate the cached loop
37081 iteration information and handle case of a thread path walking
37082 into an irreducible region.
37084 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
37087 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
37088 assertions. Add support for doing the signbit if the IEEE 128-bit
37089 floating point value is in a GPR.
37090 * config/rs6000/rs6000.md (Fsignbit): Delete.
37091 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
37092 Update the length attribute if the value is in a GPR.
37093 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
37094 the sign or zero extension instruction, since the value is always 0/1.
37095 (signbit<mode>2_dm2): Delete using <Fsignbit>.
37098 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
37099 extracting SImode to a GPR register so that we can generate a
37100 store, limit the vector to be in a traditional Altivec register
37101 for the vextuwrx instruction.
37103 2017-01-03 Ian Lance Taylor <iant@google.com>
37105 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
37107 2017-01-03 Martin Sebor <msebor@redhat.com>
37109 PR tree-optimization/78696
37110 * gimple-ssa-sprintf.c (format_floating): Correct handling of
37111 precision. Use MPFR for %f for greater fidelity. Correct handling
37113 (pass_sprintf_length::compute_format_length): Set width and precision
37114 specified by asrerisk to void_node for vararg functions.
37115 (try_substitute_return_value): Adjust dump output.
37117 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
37119 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
37121 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
37123 * doc/invoke.texi (SPARC options): Document -mlra as the default.
37124 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
37125 -mlra/-mno-lra was passed to the compiler.
37127 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
37129 PR rtl-optimization/65618
37130 * emit-rtl.c (try_split): Move initialization of "before" and
37131 "after" to just before the call to emit_insn_after_setloc.
37133 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
37135 * doc/md.texi (Standard Names): Remove reference to Java frontend.
37137 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
37139 * dwarf2out.c (gen_enumeration_type_die): When
37140 -gno-strict-dwarf, add a DW_AT_encoding attribute.
37142 2017-01-03 Jakub Jelinek <jakub@redhat.com>
37144 PR tree-optimization/78965
37145 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
37146 Change first argument from const call_info & to call_info &. For %n
37147 set info.nowrite to false.
37149 PR middle-end/78901
37150 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
37151 possibly throwing calls.
37153 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
37154 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
37155 and fns handling, rather than in a separate case SSA_NAME.
37157 2017-01-02 Jeff Law <law@redhat.com>
37159 * config/darwin-driver.c (darwin_driver_init): Const-correctness
37160 fixes for first_period and second_period variables.
37162 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
37165 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
37166 (*insvqi_1): New insn pattern.
37167 (*insvqi_1_mem_rex64): Ditto.
37168 (*insvqi_2): Ditto.
37169 (*insvqi_3): Rename from *insvqi.
37171 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
37173 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
37175 * doc/cfg.texi (Edges): Remove reference to Java.
37176 (Maintaining the CFG): Ditto.
37178 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
37180 PR middle-end/77674
37181 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
37182 transparent aliases.
37184 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
37186 PR middle-end/77484
37187 * predict.def (PRED_CALL): Update hitrate.
37188 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
37189 * predict.c (tree_estimate_probability_bb): Split CALL predictor
37190 into direct/indirect/polymorphic variants.
37192 2017-01-01 Jakub Jelinek <jakub@redhat.com>
37194 Update copyright years.
37196 * gcc.c (process_command): Update copyright notice dates.
37197 * gcov-dump.c (print_version): Ditto.
37198 * gcov.c (print_version): Ditto.
37199 * gcov-tool.c (print_version): Ditto.
37200 * gengtype.c (create_file): Ditto.
37201 * doc/cpp.texi: Bump @copying's copyright year.
37202 * doc/cppinternals.texi: Ditto.
37203 * doc/gcc.texi: Ditto.
37204 * doc/gccint.texi: Ditto.
37205 * doc/gcov.texi: Ditto.
37206 * doc/install.texi: Ditto.
37207 * doc/invoke.texi: Ditto.
37209 Copyright (C) 2017 Free Software Foundation, Inc.
37211 Copying and distribution of this file, with or without modification,
37212 are permitted in any medium without royalty provided the copyright
37213 notice and this notice are preserved.