1 2012-06-26 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/53748
4 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
5 if arg0/arg1 have integral or pointer types.
7 2012-06-25 Richard Henderson <rth@redhat.com>
9 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
10 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
11 (sdot_prodv4si): New; handle only XOP.
13 2012-06-25 Richard Henderson <rth@redhat.com>
15 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
16 (V2UDI_FUNC_V4USI_V4USI): New.
17 (V4UDI_FUNC_V8USI_V8USI): New.
18 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
19 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
20 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
21 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
22 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
23 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
24 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
25 (bdesc_args): Add them.
26 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
27 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
28 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
29 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
30 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
32 2012-06-25 Richard Henderson <rth@redhat.com>
34 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
36 2012-06-25 Richard Henderson <rth@redhat.com>
38 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
40 (ix86_expand_vec_interleave): New.
41 (ix86_expand_mul_widen_evenodd): New.
42 (ix86_expand_mul_widen_hilo): New.
43 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
44 * config/i386/i386.md (u_bool) New code attr.
45 * config/i386/predicates.md
46 (nonimmediate_or_const_vector_operand): Remove.
47 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
49 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
50 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
51 (vec_widen<s>mult_hi_v8si): Remove.
52 (vec_widen<s>mult_lo_v8si): Remove.
53 (vec_widen_smult_hi_v4si): Remove.
54 (vec_widen_smult_lo_v4si): Remove.
55 (vec_widen_umult_hi_v4si): Remove.
56 (vec_widen_umult_lo_v4si): Remove.
57 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
58 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
59 * config/i386/i386-protos.h: Update.
61 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
63 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
64 (neon_vld1_dup): Restrict to VQ operands.
65 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
67 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
68 James Greenhalgh <james.greenhalgh@arm.com>
70 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
71 (TARGET_FMA): New macro.
72 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
73 (TARGET_ARM_ARCH): Likewise.
74 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
75 (TARGET_V6M, TARGET_V7M): Likewise.
76 (TARGET_ARM_ARCH_PROFILE): Likewise.
77 (TARGET_ARM_FEATURE_LDREX): Likewise.
78 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
79 (ARM_MIN_ENUM_SIZE): Likewise.
80 * config/arm/arm.c (arm_file_start): Refactor appropriately.
81 (base_architecture): New enumeration.
82 (arm_base_arch): New global variable.
83 (processors): Add field base_arch.
84 (ARM_ARCH, ARM_CORE): Adjust accordingly.
85 (arm_option_override): Add initialization of arm_base_arch.
86 * doc/cpp.texi (system-specific predefined macros.): Change.
88 2012-06-25 Jakub Jelinek <jakub@redhat.com>
91 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
92 of x x x in the vmovlps load alternative.
94 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
97 * df.h (dead_debug_add): Remove third argument.
98 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
99 REG that we want to replace instead.
100 (dead_debug_insert_temp): Use the REGNO of the reg that we want
101 to replace instead of DF_REF_REGNO. Require there to always be
102 at least one such use. Check for cases where the same location
103 has more than df_ref associated with it.
104 (df_note_bb_compute): Remove third dead_debug_add argument.
105 * dce.c (word_dce_process_block): Likewise.
107 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
109 * config/v850/v850.c: Remove redundant extern declarations for
110 last_assemble_variable_decl and size_directive_output.
112 * doc/tm.texi.in: Document JMP_BUF_SIZE.
113 * doc/tm.texi: Regenerate.
114 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
115 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
116 * config/stormy16/stormy16.h: Likewise.
118 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
120 * doc/sourcebuild.texi: Add missing subdirectories.
122 2012-06-25 Tristan Gingold <gingold@adacore.com>
124 * config/i386/i386.h: Fix typo.
126 2012-06-25 Tristan Gingold <gingold@adacore.com>
128 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
129 (seh_cfa_adjust_cfa): ... that function.
130 (seh_emit_stackalloc): Do not emit out of range values.
131 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
132 UNSPEC_DEF_CFA constants.
133 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
134 * config/i386/i386.c (ix86_frame_pointer_required): Required
135 for very large frames on SEH target.
136 (ix86_compute_frame_layout): Save area is before frame pointer
137 on SEH target. Handle very large frames.
138 (ix86_expand_prologue): Likewise.
140 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
142 * output.h: (current_function_is_leaf,
143 current_function_sp_is_unchanging,
144 current_function_uses_only_leaf_regs): Remove.
145 * function.c (current_function_is_leaf,
146 current_function_sp_is_unchanging,
147 current_function_uses_only_leaf_regs): Remove.
148 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
149 instead of current_function_uses_only_leaf_regs.
150 * function.h (struct rtl_data): New fields sp_is_unchanging,
151 is_leaf, uses_only_leaf_regs.
152 * resource.c (init_resource_info): Replace current_function_is_leaf,
153 current_function_sp_is_unchanging, and
154 current_function_uses_only_leaf_regs with new crtl fields.
155 * sdbout.c (sdbout_symbol): Likewise.
156 * df-core.c (rest_of_handle_df_initialize): Likewise.
157 * ira.c (ira): Likewise.
158 * final.c (final_start_function): Likewise.
159 * reorg.c (fill_simple_delay_slots): Likewise.
160 * regrename.c (check_new_reg_p): Likewise.
161 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
162 (notice_stack_pointer_modification): Likewise.
163 * dbxout.c (dbxout_symbol): Likewise.
164 (dbxout_parms): Likewise.
165 * sel-sched.c (init_regs_for_mode): Likewise.
166 * dwarf2out.c (dbx_reg_number): Likewise.
167 (multiple_reg_loc_descriptor): Likewise.
168 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
170 (ix86_select_alt_pic_regnum): Likewise.
171 (ix86_compute_frame_layout): Likewise.
172 (ix86_finalize_stack_realign_flags): Likewise.
173 (ix86_expand_epilogue): Likewise.
174 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
175 * config/h8300/h8300.c (byte_reg): Likewise.
176 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
177 (c6x_save_reg): Likewise.
178 (c6x_compute_frame_layout): Likewise.
179 * config/pa/pa.c (pa_compute_frame_size): Likewise.
180 (pa_output_function_prologue): Likewise.
181 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
182 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
183 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
184 (sparc_expand_prologue): Likewise.
185 (sparc_flat_expand_prologue): Likewise.
186 (sparc_asm_function_prologue): Likewise.
187 (sparc_output_mi_thunk): Likewise.
188 (sparc_frame_pointer_required): Likewise.
189 * config/epiphany/epiphany.c (epiphany_compute_function_type):
191 (epiphany_compute_frame_size): Likewise.
192 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
193 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
194 (cris_frame_pointer_required): Likewise.
195 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
196 (tilepro_current_function_is_leaf): Likewise.
197 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
198 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
199 * config/ia64/ia64.c (find_gr_spill): Likewise.
200 (ia64_compute_frame_size): Likewise.
201 (ia64_can_eliminate): Likewise.
202 (ia64_initial_elimination_offset): Likewise.
203 * config/m68k/m68k.c (m68k_save_reg): Likewise.
204 (m68k_expand_epilogue): Likewise.
205 * config/rx/rx.c (rx_get_stack_layout): Likewise.
206 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
207 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
209 (picochip_output_frame_debug): Likewise.
210 * config/sh/sh.c (sh_media_register_for_return): Likewise.
211 (sh_allocate_initial_value): Likewise.
212 (sh_output_mi_thunk): Likewise.
213 * config/microblaze/microblaze.c (microblaze_must_save_register):
215 (compute_frame_size): Likewise.
216 (microblaze_initial_elimination_offset): Likewise.
217 (microblaze_expand_prologue): Likewise.
218 (microblaze_expand_epilogue): Likewise.
219 * config/frv/frv.c (frv_expand_epilogue): Likewise.
220 (frv_frame_pointer_required): Likewise.
221 * config/spu/spu.c (get_pic_reg): Likewise.
222 (direct_return): Likewise.
223 (spu_expand_prologue): Likewise.
224 (spu_expand_epilogue): Likewise.
225 (spu_initial_elimination_offset): Likewise.
226 * config/mips/mips.c (mips_global_pointer): Likewise.
227 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
228 (mips_compute_frame_info): Likewise.
229 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
230 (mep_reload_pointer): Likewise.
231 * config/rl78/rl78.c (need_to_save): Likewise.
232 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
233 * config/score/score.c (score_compute_frame_size): Likewise.
234 (score_function_prologue): Likewise.
235 * config/bfin/bfin.c (must_save_p): Likewise.
236 (expand_prologue_reg_save): Likewise.
237 (expand_epilogue_reg_restore): Likewise.
238 (bfin_frame_pointer_required): Likewise.
239 (n_regs_saved_by_prologue): Likewise.
240 (add_to_reg): Likewise.
241 (expand_interrupt_handler_prologue): Likewise.
242 (expand_interrupt_handler_epilogue): Likewise.
243 (bfin_expand_prologue): Likewise.
244 * config/avr/avr.c (avr_regs_to_save): Likewise.
245 (avr_prologue_setup_frame): Likewise.
246 (expand_epilogue): Likewise.
247 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
248 (s390_register_info): Likewise.
249 (s390_frame_info): Likewise.
250 (s390_init_frame_layout): Likewise.
251 (s390_emit_prologue): Likewise.
254 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
256 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
257 * vmsdbgout: Do not undefine it if defined.
258 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
259 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
260 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
262 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
264 * config/mips/mips.c (mips_process_sync_loop): Add missing
267 2012-06-23 Richard Henderson <rth@redhat.com>
270 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
271 V*QImode shifts and multiply.
272 (ix86_expand_vecop_qihi): Support shifts.
273 * config/i386/i386.md (any_shift): New code iterator.
274 * config/i386/sse.md (ashlv16qi3): Merge ...
275 (<any_shiftrt>v16qi3): ... into ...
276 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
277 to support SSE and AVX.
279 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
280 parameter into src and dest.
281 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
282 (vec_unpacks_hi_<V124_AVX2>): Likewise.
283 (vec_unpacku_lo_<V124_AVX2>): Likewise.
284 (vec_unpacks_lo_<V124_AVX2>): Likewise.
285 * config/i386/i386-protos.h: Update.
287 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
288 pure expander; move expansion code ...
289 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
290 * config/i386/i386-protos.h: Update.
292 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
294 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
295 (popcntb<mode>2): Add attribute type popcnt.
296 (popcntd<mode>2): Ditto.
297 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
298 * config/rs6000/power5.md (define_insn_reservation): Ditto.
299 * config/rs6000/power7.md (define_insn_reservation): Ditto.
300 * config/rs6000/476.md (define_insn_reservation): Ditto.
301 * config/rs6000/power6.md (define_insn_reservation): New
302 reservation for popcnt instructions.
304 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
306 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
308 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
311 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
313 * config/i386/i386.c (ix86_option_override_internal): Allow
314 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
316 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
319 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
321 * double-int.c (double_int_multiple_of): New function.
322 * double-int.h (double_int_multiple_of): New decl.
323 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
324 (mbc_entry_hash): New forward decl.
325 (mbc_entry_eq): Likewise.
326 (zero_cost): Change to no_cost.
327 (mult_costs): New static var.
328 (cost_tables_exist): Likewise.
329 (initialize_costs): New function.
330 (finalize_costs): Likewise.
331 (tree_ssa_iv_optimize_init): Call initialize_costs.
332 (add_cost): Change to add_regs_cost; distinguish costs by speed.
333 (multiply_regs_cost): New function.
334 (add_const_cost): Likewise.
335 (extend_or_trunc_reg_cost): Likewise.
336 (negate_reg_cost): Likewise.
337 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
339 (get_address_cost): Change add_cost to add_regs_cost; change
340 multiply_by_cost to multiply_by_const_cost.
341 (force_expr_to_var_cost): Change zero_cost to no_cost; change
342 add_cost to add_regs_cost; change multiply_by_cost to
343 multiply_by_const_cost.
344 (split_cost): Change zero_cost to no_cost.
345 (ptr_difference_cost): Likewise.
346 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
347 to multiply_by_const_cost.
348 (get_computation_cost_at): Change add_cost to add_regs_cost; change
349 multiply_by_cost to multiply_by_const_cost.
350 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
351 (determine_iv_cost): Change add_cost to add_regs_cost.
352 (iv_ca_new): Change zero_cost to no_cost.
353 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
354 * tree-ssa-address.c (most_expensive_mult_to_index): Change
355 multiply_by_cost to multiply_by_const_cost.
356 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
357 (add_regs_cost): New decl.
358 (multiply_regs_cost): Likewise.
359 (add_const_cost): Likewise.
360 (extend_or_trunc_reg_cost): Likewise.
361 (negate_reg_cost): Likewise.
363 2012-06-22 Richard Guenther <rguenther@suse.de>
365 Merge from graphite branch
366 2011-08-10 Sebastian Pop <sebpop@gmail.com>
368 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
370 2012-01-13 Tobias Grosser <tobias@grosser.es>
372 * tree-flow.h (parallelized_function_p): Declare.
373 * tree-parloops.c (parallelized_function_p): Export.
374 * graphite.c (graphite_transform_loops): Do not run graphite on
375 already parallel functions.
377 2012-06-22 Alan Modra <amodra@gmail.com>
379 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
380 return mem. Convert to indirect addressing if not indirect or
381 indexed. Adjust all callers.
383 2012-06-22 Richard Guenther <rguenther@suse.de>
385 * gcov-iov.c: Include bconfig.h and system.h.
387 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
389 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
391 2012-06-22 Richard Guenther <rguenther@suse.de>
393 PR gcov-profile/53744
394 * gcov-iov.c (main): Treat "" and "prerelease" the same.
396 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
399 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
400 for GNU Fortran if in strict DWARF2 mode.
402 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
404 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
405 DECL_IGNORED_P non-reg vars even if they are used.
407 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
411 * var-tracking.c (vt_get_canonicalize_base): New.
412 (vt_canonicalize_addr, vt_stack_offset_p): New.
413 (vt_canon_true_dep): New.
414 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
415 (clobber_overlaping_mems): Use vt_canonicalize_addr.
417 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
421 * var-tracking.c (vt_initialize): Record initial offset between
422 arg pointer and stack pointer.
424 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
428 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
431 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
435 * alias.c (memrefs_conflict_p): Improve handling of AND for
438 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
440 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
442 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
445 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
447 2012-06-21 Meador Inge <meadori@codesourcery.com>
450 * c-decl.c (c_push_function_context): Restore the behavior to reuse
451 the language function allocated for -Wunused-local-typedefs.
452 (c_pop_function_context): If necessary, clear the language function
453 created in c_push_function_context. Always clear out the
454 x_cur_stmt_list field of the restored language function.
456 2012-06-21 Sterling Augustine <saugustine@google.com>
457 Cary Coutant <ccoutant@google.com>
459 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
460 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
461 (comdat_type_struct): New field 'skeleton_die'.
462 (breakout_comdat_types): Update it.
463 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
464 is_namespace_die. Fix minor style violation. Call want_pubnames.
465 (add_pubname_string): Call want_pubnames.
466 (add_pubtype): Rework logic for calculating type name. Call
467 is_namespace_die. Call want_pubnames.
468 (output_pubnames): Move conditional logic deciding when to produce the
469 section from dwarf2out_finish. Use new skeleton_die field.
470 (base_type_die): Call add_pubtype.
471 (gen_enumeration_type_die): Unconditionally call add_pubtype.
472 (gen_subprogram_die): Adjust calls to add_pubname.
473 (gen_namespace_die): Call add_pubname_string.
474 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
475 produce pubnames and pubtypes sections to output_pubnames.
476 * common.opt (-gpubnames): New option.
477 * doc/invoke.texi: Document it.
479 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
481 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
483 2012-06-21 Michael Matz <matz@suse.de>
486 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
489 2012-06-21 Richard Guenther <rguenther@suse.de>
491 * tree-inline.c (estimate_num_insns): Estimate call cost for
494 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
496 * tree.h (DECL_SOURCE_COLUMN): New accessor.
498 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.md (SINCOS): New int iterator.
501 (sincos): New int attribute.
502 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
504 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
505 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
507 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.md (RDFSGSBASE): New int iterator.
511 (fsgs): New int attribute.
512 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
513 RDFSGSBASE int iterator.
514 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
515 WRFSGSBASE int iterator.
517 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
520 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
521 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
522 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
525 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
527 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
529 2012-06-20 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/30318
532 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
534 (range_int_cst_singleton_p): But explicitely here.
535 (zero_nonzero_bits_from_vr): And here.
536 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
537 to cover all cases we can perform arbitrary precision
538 arithmetic with double-ints.
539 (intersect_ranges): Handle adjacent anti-ranges.
541 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (rounding_insn): New int attribute.
544 (<rounding_insn>xf2): Macroize insn from
545 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
546 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
548 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
551 (ieee_maxmin): New int attribute.
552 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
553 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
555 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
557 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
558 * config/arm/arm.c: Do not include c-pragma.h.
559 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
560 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
561 to arm_emit_eabi_attribute.
562 * arm-c.c: Do not include output.h.
563 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
564 call to arm_emit_eabi_attribute.
565 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
567 2012-06-20 Richard Guenther <rguenther@suse.de>
569 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
570 Allow adjusting alignment of user-aligned decls again.
572 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
574 * config/rl78/rl78-c.c: Remove unnecessary includes.
576 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
578 * config/cris/cris.c: Include cgraph.h.
579 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
581 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
583 * emit-rtl.c (need_atomic_barrier_p): New function.
584 * emit-rtl.h (need_atomic_barrier_p): Declare it.
585 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
586 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
587 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
588 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
589 (mips_process_sync_loop): Use generic version instead.
591 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
593 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
596 2012-06-19 Tom de Vries <vries@codesourcery.com>
597 Maxim Kuvyrkov <maxim@codesourcery.com>
599 * config/mips/constraints.md (ZR): New constraint.
600 * config/mips/predicates.md (mem_noofs_operand): New predicate.
601 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
602 * config/mips/mips.h (TARGET_XLP): Define.
603 (TARGET_SYNC_AFTER_SC): Update.
604 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
605 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
606 XLP-specific swap and ldadd patterns.
607 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
609 2012-06-19 Tom de Vries <vries@codesourcery.com>
610 Maxim Kuvyrkov <maxim@codesourcery.com>
612 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
613 (mips_emit_post_atomic_barrier_p): New static functions.
614 (mips_process_sync_loop): Use them. Emit sync memory barriers in
615 accordance with memory model semantics. Add return of CMP result for
617 * config/mips/mips.md: Update comment.
618 (sync_cmp): New attribute.
619 (sync_memmodel): New attribute replacing sync_release_barrier.
620 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
621 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
622 (sync_lock_test_and_set, test_and_set_12): Update.
623 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
624 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
626 2012-06-19 Joseph Myers <joseph@codesourcery.com>
628 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
629 mov_si<mode>_e500_subreg0.
630 (*mov_si<mode>_e500_subreg0_elf_low)
631 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
633 2012-06-19 Richard Henderson <rth@redhat.com>
635 * config/alpha/alpha.c: Include params.h.
636 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
637 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
639 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
641 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
642 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
643 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
645 * doc/tm.texi: Regenerate.
646 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
648 * config/darwin-c.c: Include target.h.
649 (darwin_objc_declare_unresolved_class_reference): New function.
650 (darwin_objc_declare_class_definition): New function.
651 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
652 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
654 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
656 * target.def (output_ident): New hook.
657 * targhooks.h (default_asm_output_ident_directive): Add prototype.
658 * varasm.c (assemble_asm): Only prefix a tab if the string does not
659 already start with one.
660 (default_asm_output_ident_directive): New function to emit
661 .ident as a top-level asm node while parsing, or directly to
662 asm_out_file after parsing.
663 * toplev.c (compile_file): Print a GCC .ident with
664 targetm.asm_out.output_ident.
665 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
666 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
667 * doc/tm.texi: Update.
669 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
670 (TARGET_ASM_OUTPUT_IDENT): Define.
671 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
672 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
673 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
674 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
675 (TARGET_ASM_OUTPUT_IDENT): Define.
676 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
677 (TARGET_ASM_OUTPUT_IDENT): Define.
679 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
680 * config/cris/cris.c (cris_asm_output_ident): New function.
681 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
683 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
685 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
686 (microblaze_asm_output_ident): Rewrite to work similar to
687 default_asm_output_ident_directive for front-end .idents.
688 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
689 (TARGET_ASM_OUTPUT_IDENT): Define.
691 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
692 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
694 * config/rx/rx.c: Include cgraph.h for add_asm_node.
695 (rx_asm_output_ident): New function, similar to
696 default_asm_output_ident_directive, but handle AS100 syntax also, so
697 that #ident also works for rx in AS100 syntax.
698 (TARGET_ASM_OUTPUT_IDENT): Define.
699 * config/rx/rx.h (IDENT_ASM_OP): Remove.
701 * Makefile.in: Fix dependencies for c-family/c-lex.o.
703 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
706 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
708 (*fist<mode>2_<rounding>_1): Macroize insn from
709 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
710 (fistdi2_<rounding>): Macroize insn from
711 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
712 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
713 corresponding splitters from fistdi2_{floor,ceil} and corresponding
714 splitters using FIST_ROUNDING int iterator.
715 (fist<mode>2_<rounding>): Macroize insn from
716 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
717 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
718 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
719 splitters using FIST_ROUNDING int iterator.
720 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
721 using FIST_ROUNDING int iterator.
723 2012-06-19 Richard Henderson <rth@redhat.com>
725 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
726 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
727 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
728 * config/i386/sse.md (sse2_mulv4si3): Delete.
729 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
730 nonimmediate_or_const_vector_operand.
732 2012-06-19 Richard Henderson <rth@redhat.com>
734 * expmed.c (struct init_expmed_rtl): Split ...
735 (init_expmed_one_mode): ... out of ...
736 (init_expmed): ... here. Initialize integer vector modes also.
737 (synth_mult): Handle integer vector modes.
738 (choose_mult_variant): Likewise.
739 (expand_mult_const): Likewise.
740 (expand_mult): Likewise.
741 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
743 2012-06-19 Richard Henderson <rth@redhat.com>
745 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
746 integral vector modes.
748 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
751 (rounding): New int attribute.
753 (frndintxf2_<rounding>): Macroize insn from
754 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
755 (frndintxf2_<rounding>_i387): Macroize insn from
756 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
758 2012-06-19 Richard Guenther <rguenther@suse.de>
760 * tree-vrp.c (union_ranges): New function.
761 (vrp_meet_1): Use union_ranges.
762 (vrp_meet): Dump what we union and call vrp_meet_1.
764 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
766 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
767 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
768 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
769 (attr write_conflict, attr core_cycles): Update.
770 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
772 2012-06-19 Richard Guenther <rguenther@suse.de>
774 * tree-vrp.c (intersect_ranges): Handle more cases.
775 (vrp_intersect_ranges): Dump what we intersect and call ...
776 (vrp_intersect_ranges_1): ... this.
778 2012-06-19 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/53708
781 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
782 user-supplied alignment and alignment of decls with the used
785 2012-06-18 Lawrence Crowl <crowl@google.com>
787 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
788 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
789 (TV_PHASE_STREAM_IN): New.
790 (TV_PHASE_STREAM_OUT): New.
791 * timevar.c (validate_phases): New.
792 (timevar_print): Call validate_phases.
793 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
795 * langhooks.c (write_global_declarations): Rename use of
796 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
797 TV_PHASE_CHECK_DBGINFO.
798 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
799 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
800 lang_hooks.decls.final_write_globals.
802 2012-06-18 David Edelshn <dje.gcc@gmail.com>
804 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
806 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
810 (*sse4_2_pcmpistr_unaligned): New.
812 2012-06-18 Ian Bolton <ian.bolton@arm.com>
813 Sameera Deshpande <sameera.deshpande@arm.com>
814 Greta Yorsh <greta.yorsh@arm.com>
816 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
817 * config/arm/arm.c (print_multi_reg): Remove.
818 (vfp_output_fldmd): Likewise.
819 (arm_output_epilogue): Likewise.
820 * config/arm/arm.md (epilogue_insns): Update condition and code.
822 2012-06-18 Ian Bolton <ian.bolton@arm.com>
823 Sameera Deshpande <sameera.deshpande@arm.com>
824 Greta Yorsh <greta.yorsh@arm.com>
826 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
827 * config/arm/arm.c (thumb2_expand_return): New function.
828 * config/arm/arm.md (return): Update condition and code.
830 2012-06-18 Ian Bolton <ian.bolton@arm.com>
831 Sameera Deshpande <sameera.deshpande@arm.com>
832 Greta Yorsh <greta.yorsh@arm.com>
834 * config/arm/arm-protos.h (output_return_instruction): New parameter
835 and int to bool change of parameter types.
836 * config/arm/arm.c (output_return_instruction): Likewise.
837 * config/arm/arm.md (arm_simple_return): New pattern.
838 (arm_return, cond_return, cond_return_inverted): Add new arguments.
839 * config/arm/thumb2.md (thumb2_return): Update condition and code.
841 2012-06-18 Ian Bolton <ian.bolton@arm.com>
842 Sameera Deshpande <sameera.deshpande@arm.com>
843 Greta Yorsh <greta.yorsh@arm.com>
845 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
846 * config/arm/arm.c (arm_expand_epilogue): New function.
847 * config/arm/arm.md (epilogue): Update condition and code.
848 (sibcall_epilogue): Likewise.
850 2012-06-18 Ian Bolton <ian.bolton@arm.com>
851 Sameera Deshpande <sameera.deshpande@arm.com>
852 Greta Yorsh <greta.yorsh@arm.com>
854 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
855 * config/arm/arm.md (arm_addsi3) Add an alternative.
857 2012-06-18 Ian Bolton <ian.bolton@arm.com>
858 Sameera Deshpande <sameera.deshpande@arm.com>
859 Greta Yorsh <greta.yorsh@arm.com>
861 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
862 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
863 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
865 2012-06-18 Ian Bolton <ian.bolton@arm.com>
866 Sameera Deshpande <sameera.deshpande@arm.com>
867 Greta Yorsh <greta.yorsh@arm.com>
869 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
870 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
871 (pop_multiple_with_return, ldr_with_return) Likewise.
872 * config/arm/predicates.md (pop_multiple_return) New special predicate.
873 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
874 * config/arm/arm.c (arm_output_multireg_pop) New function.
875 (arm_emit_multi_reg_pop): New function.
877 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
879 * config/arm/arm.c (ldm_stm_operation_p): Require SP
880 as base register for loads if SP is in the register list.
882 2012-06-18 Richard Guenther <rguenther@suse.de>
884 PR tree-optimization/53693
885 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
886 Reject operands with more than one use.
888 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
890 PR tree-optimization/53703
891 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
892 correctly set bb_for_def[12].
894 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
896 * config/vax/vax.h (VMS_TARGET): Remove.
898 2012-06-18 Richard Guenther <rguenther@suse.de>
900 * tree-vrp.c (extract_range_from_assert): Split out range
902 (intersect_ranges): New function.
903 (vrp_intersect_ranges): Likewise.
905 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
907 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
910 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
912 * doc/md.texi: Document int iterators.
913 * read-rtl.c (ints): New iterator group.
914 (find_int): Int iterator group callback.
915 (apply_int_iterator): Likewise.
916 (apply_iterators): Traverse int iterator table and add all the used
918 (initialize_iterators): Initialize data structures and callbacks for
920 (read_rtx): Parse and read mappings for int iterators.
921 (read_rtx_code): Record int iterator usage.
923 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
926 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
927 performing an addition.
929 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
931 * output.h (split_double): Move prototype to rtl.h.
932 (constructor_static_from_elts_p): Move prototype to tree.c.
933 * rtl.h (split_double): Moved here from output.h.
934 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
935 * final.c (split_double): Move from here ...
936 * rtlanal.c (split_double): ... to here.
937 * expr.c: Do not include output.h.
939 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
941 * cfglayout.h: Remove.
942 * cfglayout.c: Remove.
943 * function.h (struct function): Remove x_last_location field.
944 * function.c: Do not include cfglayout.h.
945 (expand_function_start): Do not call no-op force_next_line_note.
946 (expand_function_end): Likewise.
947 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
948 (unlink_insn_chain): Moved here from cfglayout.c.
949 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
950 into_cfg_layout_mode, outof_cfg_layout_mode,
951 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
952 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
953 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
954 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
955 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
956 cfg_layout_finalize): Likewise.
957 (rtl_can_remove_branch_p): Likewise.
958 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
959 (duplicate_insn_chain): Likewise.
960 (force_next_line_note): Remove prototype.
961 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
962 (last_location): Remove #define to emit.x_last_location.
963 (force_next_line_note): Remove no-op function.
964 (init_emit): Don't set x_last_location.
965 (block_locators_locs, block_locators_blocks, locations_locators_locs,
966 locations_locators_vals, prologue_locator, epilogue_locator,
967 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
968 Move POD to here from cfglayout.c.
969 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
970 set_curr_insn_source_location, get_curr_insn_source_location,
971 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
972 locator_scope, insn_scope, locator_location, locator_line, insn_line,
973 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
974 * cfghooks.h: Remove double-include protection.
975 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
976 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
977 * final.c: Do not include cfglayout.h.
978 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
979 (reemit_insn_block_notes): Likewise. Make static.
980 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
981 operation_could_trap_p, tree_could_throw_p): Move from here...
982 * tree.h: ... to here.
983 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
984 * profile.c: Do not include cfghooks.h.
985 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
986 * modulo-sched.c: Likewise.
987 * loop-unswitch.c: Do not include cfglayout.h.
988 * sched-ebb.c: Likewise.
989 * tracer.c: Likewise.
991 * tree-vect-loop-manip.c: Likewise.
992 * loop-init.c: Likewise.
993 * dwarf2out.c: Likewise.
994 * hw-doloop.c: Likewise.
995 * loop-unroll.c: Likewise.
996 * cfgcleanup.c: Likewise.
997 * bb-reorder.c: Likewise.
998 * sched-rgn.c: Likewise.
999 * tree-cfg.c: Likewise.
1000 * config/alpha/alpha.c: Likewise.
1001 * config/spu/spu.c: Likewise.
1002 * config/sparc/sparc.c: Likewise.
1003 * config/sh/sh.c: Likewise.
1004 * config/c6x/c6x.c: Likewise.
1005 * config/ia64/ia64.c: Likewise.
1006 * config/rs6000/rs6000.c: Likewise.
1007 * config/score/score.c: Likewise.
1008 * config/mips/mips.c: Likewise.
1009 * config/bfin/bfin.c: Likewise.
1010 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1011 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1012 * config/spu/t-spu-elf (spu.o: $): Likewise.
1013 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1015 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1017 * cfgloop.h: Do not include rtl.h.
1018 (enum iv_extend_code): New.
1019 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1020 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1021 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1022 an IV_EXTEND_CODE to an RTX_CODE.
1023 (dump_iv_info): Update for rtx_iv field type change.
1024 (iv_constant): Likewise.
1025 (iv_subreg): Likewise.
1026 (iv_extend): Likewise.
1029 (iv_mult): Likewise.
1030 (iv_shift): Likewise.
1031 (get_biv_step_1): Likewise.
1032 (get_biv_step): Likewise.
1033 (iv_analyze_biv): Likewise.
1034 (get_iv_value): Likewise.
1035 (shorten_into_mode): Likewise.
1036 (canonicalize_iv_subregs): Likewise.
1037 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1038 of MAY_HAVE_DEBUG_INSNS.
1039 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1040 * tree-ssa-loop-prefetch.c: Likewise.
1042 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1044 * expmed.c (ceil_log2): Move from here...
1045 * hwint.c: ... to here for older GCCs...
1046 * hwint.h: ... and here for newer GCCs.
1047 * rtl.h (ceil_log2): Remove prototype.
1049 * tree-phinodes.c: Do not include rtl.h.
1050 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1052 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1054 * config/cris/cris.h (TARGET_ELF): Remove.
1055 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1056 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1057 (LOCAL_LABEL_PREFIX): Likewise.
1058 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1059 (cris_option_override): Simpify using TARGET_ELF==1.
1060 (cris_file_start): Likewise.
1061 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1063 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1065 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1067 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1070 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1072 2012-06-15 Easwaran Raman <eraman@google.com>
1074 * passes.c (init_optimization_passes): Remove pass_call_cdce
1075 from its current position and insert after pass_dce.
1077 2012-06-15 Walter Lee <walt@tilera.com>
1079 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1081 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1083 * arm.c (note_invalid_constants): Don't return a result.
1084 (arm_memory_load_p): Delete function.
1085 (arm_const_double_rtx): Delete iterator variable i;
1086 (fp_immediate_constant): Likewise.
1087 (fp_const_from_val): Likewise.
1089 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1091 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1094 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1095 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1097 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1099 * config/avr/avr.c (avr_default_expand_builtin): New function.
1100 (avr_expand_builtin): Use it.
1101 (avr_expand_unop_builtin): Remove.
1102 (avr_expand_binop_builtin): Remove.
1103 (avr_expand_triop_builtin): Remove.
1105 2012-06-15 Michael Matz <matz@suse.de>
1108 * cfgexpand.c (add_alias_set_conflicts): Remove.
1109 (expand_used_vars): Don't call it.
1110 (aggregate_contains_union_type): Remove.
1111 * function.c (n_temp_slots_in_use): New static data.
1112 (make_slot_available, assign_stack_temp_for_type): Update it.
1113 (init_temp_slots): Zero it.
1114 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1115 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1117 2012-06-15 Michael Matz <matz@suse.de>
1119 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1120 argument, don't emit assign statement if value is directly usable.
1121 (gimplify_expr): Adjust.
1123 2012-06-15 Michael Matz <matz@suse.de>
1125 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1126 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1128 2012-06-15 Richard Guenther <rguenther@suse.de>
1130 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1131 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1132 we assert for in set_value_range to VR_VARYING.
1134 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1136 * arm.md (addsf3, adddf3): Use s_register_operand.
1137 (subsf3, subdf3): Likewise.
1138 (mulsf3, muldf3): Likewise.
1139 (difsf3, divdf3): Likewise.
1140 (movsfcc, movdfcc): Likewise.
1141 * predicates.md (f_register_operand): Delete.
1142 (arm_float_rhs_operand): Delete.
1143 (arm_float_add_operand): Delete.
1144 (arm_float_compare_operand): Use s_register_operand when
1146 (cirrus_register_operand): Delete.
1147 (cirrus_fp_register): Delete.
1148 (cirrus_shift_const): Delete.
1149 (cmpdi_operand): Remove Maverick support.
1150 * constraints.md (f, v, H): Delete constraints.
1151 (G): Update documentation.
1152 * arm.c (fp_consts_inited): Convert to bool.
1153 (strings_fp): Delete.
1154 (values_fp): Delete.
1155 (value_fp0): New variable.
1156 (init_fp_table): Simplify logic.
1157 (arm_const_double_rtx): Likewise.
1158 (fp_immediate_constant): Likewise.
1159 (fp_const_from_val): Likewise.
1160 (neg_const_double_rtx_ok_for_fpa): Delete.
1161 * doc/md.texi (ARM constraints): Update documentation.
1163 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1165 PR tree-optimization/53636
1166 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1167 stride when doing basic-block vectorization.
1169 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1171 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1174 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1176 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1177 allocate and free bbs array for the SLP case.
1179 PR tree-optimization/51581
1180 * expr.h (choose_multiplier): New prototype.
1181 * expmed.c (choose_multiplier): No longer static.
1182 Change multiplier_ptr from rtx * to UHWI *.
1183 (expand_divmod): Adjust callers.
1184 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1185 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1186 argument to new_stmt_vec_info. Attempt to optimize also divisions
1187 by non-pow2 constants if integer vector division isn't supported.
1188 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1189 don't look at pattern stmts and sequences.
1191 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1194 * common.opt (-fdelete-dead-exceptions): New switch.
1195 * doc/invoke.texi (Code Gen Options): Document it.
1196 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1197 insn_could_throw_p predicate. Do not skip an insn that could throw
1198 if dead exceptions can be deleted.
1199 (insn_live_p): Likewise, do not return true in that case.
1200 * dce.c (can_alter_cfg): New flag.
1201 (deletable_insn_p): Do not return false for an insn that can throw if
1202 the CFG can be altered and dead exceptions can be deleted.
1203 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1204 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1205 predicate. Do not preserve an insn that could throw if dead exceptions
1207 * function.h (struct function): Add can_delete_dead_exceptions flag.
1208 * function.c (allocate_struct_function): Set it.
1209 * lto-streamer-in.c (input_struct_function_base): Stream it.
1210 * lto-streamer-out.c (input_struct_function_base): Likewise.
1211 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1212 statement that could throw as necessary if dead exceptions can be
1215 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1217 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1219 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1222 * config/sh/sh.md: Add peephole for swapbsi2.
1223 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1225 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1228 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1230 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1233 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1235 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1237 * arm.c (arm_cirrus_insn_p): Delete.
1238 (cirrus_reorg): Delete.
1239 (arm_reorg): Don't call cirrus_reorg.
1240 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1241 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1242 (adddi3, subdi3): Remove Maverick support.
1243 (arm_adddi3): Likewise.
1244 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1245 (addsf3, adddf3): Likewise.
1246 (subsf3, subdf3): Likewise.
1247 (mulsf3, muldf3): Likewise.
1248 (ashldi3, ashrdi3, lshrdi3): Likewise.
1249 (floatsisf2, floatsidf2): Likewise.
1250 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1251 (arm_movdi, thumb1_movdi_insn): Likewise.
1252 (arm_cmpdi_insn): Likewise.
1253 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1254 (cirrus.md): Don't include.
1255 * cirrus.md: Delete file.
1256 * t-arm (MD_INCLUDES): Remove cirrus.md.
1258 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1260 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1261 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1262 cgraph_function_possibly_inlined_p.
1263 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1264 (process_scope_var): Do not emit concrete instances of abstracted
1265 nested functions from here.
1266 (gen_decl_die): Emit the abstract instance if the function is possibly
1267 abstracted and not only possibly inlined.
1268 (dwarf2out_finish): Find the first non-abstract parent instance and
1269 attach concrete instances on the limbo list to it.
1271 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1273 * arm.md (divsf3, divdf3): Remove FPA support.
1274 (negsf2, negdf2): Likewise.
1275 (sqrtsf2, sqrtdf2): Likewise.
1276 (movdfcc): Likewise.
1277 (modsf3, moddf3, movxf): Delete.
1278 (push_fp_multi): Delete.
1279 (fpa.md): Don't include it.
1280 * fpa.md: Delete file.
1281 * t-arm (MD_INCLUDES): Remove fpa.md.
1283 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1285 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1286 (cost_for_stmt): Remove decl.
1287 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1288 * tree-vect-loop.c (vect_get_cost): Remove.
1289 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1290 vect_get_stmt_cost rather than vect_get_cost.
1291 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1293 (vect_estimate_min_profitable_iters): Correct typo in call to
1294 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1296 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1298 (vect_model_induction_cost): Likewise.
1299 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1300 typo in call to vect_get_single_scalar_iteration_cost.
1301 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1302 (cost_for_stmt): Remove unnecessary function.
1303 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1305 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1307 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1308 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1309 * arm-tables.opt: Regenerated.
1310 * doc/invoke.texi: Remove references to deleted options.
1312 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1314 * config/h8300/genmova.sh: Modified to add offset bits of
1315 mova/Sz assembly instruction for memory access.
1316 * config/h8300/h8300.c: Likewise.
1317 * config/h8300/mova.md: Likewise.
1319 2012-06-12 Christian Bruel <christian.bruel@st.com>
1322 * config/sh/sh.c (sh_option_override): Don't force
1323 flag_omit_frame_pointer and maccumulate_outgoing_args.
1324 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1326 2012-06-14 Richard Guenther <rguenther@suse.de>
1328 * tree-vrp.c (VR_INITIALIZER): New define.
1329 (ranges_from_anti_range): New function.
1330 (extract_range_from_binary_expr_1): Decompose operations on
1331 VR_ANTI_RANGEs to operations on VR_RANGE.
1332 (extract_range_from_unary_expr_1): Likewise.
1333 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1334 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1335 extract_range_from_cond_expr, adjust_range_with_scev,
1336 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1337 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1339 2012-06-13 Richard Henderson <rth@redhat.com>
1341 * hwint.h (HOST_WIDEST_INT_C): New.
1342 (HOST_WIDE_INT_C): New.
1343 (HOST_WIDE_INT_1): Use it.
1344 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1346 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1349 * var-tracking.c: Include alias.h.
1350 (overlapping_mems): New struct.
1351 (drop_overlapping_mem_locs): New.
1352 (clobber_overlapping_mems): New.
1353 (var_mem_delete_and_set, var_mem_delete): Call it.
1354 (val_bind): Likewise, but only if modified.
1355 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1356 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1358 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1361 * var-tracking.c (loc_exp_dep_pool): New.
1362 (vt_emit_notes): Create and release the pool.
1363 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1364 (emit_notes_in_bb): Likewise.
1365 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1366 (notify_dependents_of_changed_value): Likewise.
1367 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1368 variables don't have a VAR_LOC_DEP_LST.
1369 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1370 VALUEs or MEMs of VALUEs.
1372 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1376 * dce.c (word_dce_process_block): Insert debug temps only if the
1378 (dce_process_block): Likewise, and if debug.used is not empty,
1379 and only after iterating over all DEFs that might mark the insn.
1381 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1383 * common.opt (ftree-coalesce-inlined-vars): New.
1384 (ftree-coalesce-vars): New.
1385 * doc/invoke.texi: Document them.
1386 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1389 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1391 * read-rtl.c (mapping): Remove index field. Add current_value field.
1392 Define heap vectors.
1393 (iterator_group): Fix long line. Remove num_builtins field and
1394 uses_iterator fields. Make apply_iterator take a void * parameter.
1395 (iterator_use, atttribute_use): New structures.
1396 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1397 (current_iterators, iterator_uses, attribute_uses): New variables.
1398 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1399 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1400 (map_attr_string, apply_iterator_to_string): Remove iterator
1401 and value parameters. Look through all current iterator values
1402 for a matching attribute.
1403 (mode_attr_index, apply_mode_maps): Delete.
1404 (apply_iterator_to_rtx): Replace with...
1405 (copy_rtx_for_iterators): ...this new function.
1406 (uses_iterator_p, apply_iterator_traverse): Delete.
1407 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1409 (add_mapping): Remove index field. Set current_value field.
1410 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1412 (find_iterator): Delete.
1413 (record_iterator_use, record_attribute_use): New functions.
1414 (record_potential_iterator_use): New function.
1415 (check_code_iterator): Remove handling of bellwether codes.
1416 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1417 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1418 parameter. Use the first code iterator value instead of the
1419 bellwether_codes array. Use record_potential_iterator_use for modes.
1421 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1424 * config/sh/sh.md (bswapsi2): New expander.
1425 (swapbsi2): New insn.
1427 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/i386/i386.c (ix86_tune_cost): New variable.
1431 (ix86_option_override_internal): Set ix86_tune_cost. Use
1432 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1433 l1_cache_size and l2_cache_size.
1435 2012-06-13 Richard Guenther <rguenther@suse.de>
1437 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1438 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1439 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1440 VR_ANTI_RANGE with VR_ANTI_RANGE.
1442 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1444 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1446 (obsolete): ... here.
1447 (arm*-*-freebsd*): Remove.
1448 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1449 (arm*-*-uclinux*): Likewise.
1450 (arm*-*-ecos-elf): Remove.
1451 (arm*-*-rtems*): Remove.
1452 (arm*-*-elf): Remove.
1453 (arm*-wince-pe*): Remove.
1454 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1455 * arm/ecos-elf.h: Delete.
1456 * arm/t-strongarm-elf: Delete.
1457 * arm/rtems-elf.h: Delete.
1458 * arm/wince-pe.h: Delete.
1461 * arm/t-wince-pe: Delete.
1463 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1465 PR tree-optimization/53647
1466 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1467 targets with no defined cache line size.
1469 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1471 * targhooks.c (default_builtin_vectorized_conversion): Handle
1472 vec_construct, using vectype to base cost on subparts.
1473 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1474 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1475 instead of scalar_to-vec.
1476 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1477 vec_construct in same way as default for now.
1478 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1479 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1480 Handle vec_construct, including special case for 32-bit loads.
1482 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1484 * config/arm/arm.c (FL_IWMMXT2): New define.
1485 (arm_arch_iwmmxt2): New variable.
1486 (arm_option_override): Enable use of iWMMXt with VFP.
1487 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1488 Thumb mode. Set arm_arch_iwmmxt2.
1489 (arm_expand_binop_builtin): Accept VOIDmode op.
1490 (enum arm_builtins): Revise built-in fcode.
1491 (IWMMXT2_BUILTIN): New define.
1492 (IWMMXT2_BUILTIN2): Likewise.
1493 (iwmmx2_mbuiltin): Likewise.
1494 (builtin_description bdesc_2arg): Revise built in declaration.
1495 (builtin_description bdesc_1arg): Likewise.
1496 (arm_init_iwmmxt_builtins): Revise built in initialization.
1497 (arm_expand_builtin): Revise built in expansion.
1498 (arm_output_iwmmxt_shift_immediate): New function.
1499 (arm_output_iwmmxt_tinsr): Likewise.
1500 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1501 (arm_output_iwmmxt_tinsr): Likewise.
1502 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1503 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1504 (rorv4hi3, rorv2si3, rordi3): Likewise.
1505 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1506 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1507 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1508 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1509 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1510 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1511 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1512 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1513 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1514 (ror<mode>3, ror<mode>3_di): Likewise.
1515 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1516 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1517 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1518 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1519 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1520 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1521 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1522 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1523 (All instruction patterns): Add wtype attribute.
1524 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1525 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1526 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1527 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1528 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1529 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1530 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1531 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1532 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1533 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1534 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1535 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1536 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1537 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1538 (iwmmxt2.md): Include.
1539 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1540 (TARGET_IWMMXT2): New define.
1541 (TARGET_REALLY_IWMMXT2): Likewise.
1542 (arm_arch_iwmmxt2): Declare.
1543 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1544 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1545 Use C name-mangling for intrinsics.
1547 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1548 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1549 (_m_from_int): Likewise.
1550 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1551 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1552 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1553 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1554 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1555 (_mm_tbcst_pi32): Likewise.
1556 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1557 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1558 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1559 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1560 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1561 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1562 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1563 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1564 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1565 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1566 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1567 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1568 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1569 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1570 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1571 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1572 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1573 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1574 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1575 (_m_to_int): New define.
1576 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1577 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1578 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1580 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1581 (arch): Add "iwmmxt2".
1582 (arch_enabled): Handle "iwmmxt2".
1583 (wtype): New attribute.
1584 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1585 (UNSPEC_WALIGNI): New unspec.
1586 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1587 * config/arm/iterators.md (VMMX2): New mode_iterator.
1588 * config/arm/marvell-f-iwmmxt.md: New file.
1589 * config/arm/iwmmxt2.md: New file.
1591 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1596 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1597 if type isn't complete.
1599 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1601 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1603 2012-06-12 Richard Henderson <rth@redhat.com>
1605 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1606 iterator instead of INT.
1608 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1610 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1611 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1613 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1614 (tree_ssa_phiopt): Call gate_hoist_loads.
1615 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1616 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1617 hoist_adjacent_loads.
1618 (local_mem_dependence): New function.
1619 (hoist_adjacent_loads): Likewise.
1620 (gate_hoist_loads): Likewise.
1621 * common.opt (fhoist-adjacent-loads): New switch.
1622 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1624 2012-06-12 Michael Matz <matz@suse.de>
1626 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1627 (nonoverlapping_memrefs_p): Don't call it here ...
1628 (true_dependence_1): ... but here.
1630 2012-06-12 Richard Guenther <rguenther@suse.de>
1632 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1633 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1634 and MEM_SIZE only refines it. Reflect that and be less conservative
1635 if either of the latter is not known.
1637 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1639 PR rtl-optimization/53589
1640 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1641 discovery even when e->dest != target. If any LABEL_REF points
1642 to e->dest label, redirect it to target's label.
1644 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1646 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1647 condition for generating REG_FRAME_RELATED_EXPR note.
1648 (pop): Add code for generating REG_CFA_RESTORE,
1649 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1650 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1651 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1653 2012-06-11 Richard Henderson <rth@redhat.com>
1655 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1656 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1658 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1660 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1662 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1663 Mention that this hook needs to be defined for native TLS.
1664 * doc/tm.texi: Regenerate.
1666 2012-06-11 Mike Stump <mikestump@comcast.net>
1668 * emit-rtl.c (init_emit_once): Iterate through the
1669 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1670 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1671 all the MIN_MODE_PARTIAL_INT modes anymore.
1673 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1675 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1677 2012-06-11 Roland McGrath <mcgrathr@google.com>
1679 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1680 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1681 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1684 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1687 * config/sh/sh.md (fmasf4): New expander.
1688 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1689 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1690 * config/sh/sh.opt (mfused-madd): Remove.
1691 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1692 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1693 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1695 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1698 2012-06-11 Richard Henderson <rth@redhat.com>
1700 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1702 2012-06-11 Richard Guenther <rguenther@suse.de>
1705 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1706 replace it with the first non-BLOCK context.
1708 2012-06-11 Richard Guenther <rguenther@suse.de>
1710 * alias.c (aliases_everything_p): Remove.
1711 (DIFFERENT_ALIAS_SETS_P): Likewise.
1712 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1713 Do not use aliases_everything_p or special-case ANDs. Do not
1714 special-case BLKmode moves.
1715 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1718 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1720 Fix CRIS build errors with --enable-build-with-cxx.
1721 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1722 variable "and" to "andop".
1723 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1724 temporary variable for memory model, passing C++-type-correct
1725 parameter type to expand_mem_thread_fence.
1726 ("atomic_compare_and_swap<mode>"): Ditto.
1728 2012-06-09 Richard Henderson <rth@redhat.com>
1731 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1732 (pass_jump): Rename from pass_jump2.
1733 (execute_jump2, pass_jump2): New.
1734 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1735 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1736 and ACCUMULATE_OUTGOING_ARGS test...
1737 (gate_handle_stack_adjustments): ... here.
1738 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1739 Place new pass_jump2 after pass_stack_adjustments.
1740 * tree-pass.h (pass_jump): Declare.
1742 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1744 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1747 2012-06-08 Richard Henderson <rth@redhat.com>
1750 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1751 note to a clobber insn when no other insn is available.
1753 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1755 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1757 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1759 * genhooks.c (main): Set progname.
1760 (emit_documentation): Remove variable found_start, always bail out
1761 when a place is missing.
1762 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1764 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1767 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1768 call walk_gimple_seq_mod instead of walk_gimple_seq.
1769 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1770 scan_omp_for, scan_omp_sections, scan_omp_single,
1771 execute_lower_omp): Adjust callers.
1772 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1773 returns false, replace stmt with GIMPLE_NOP.
1774 (check_omp_nesting_restrictions): Instead of issuing warnings,
1775 issue errors and return false if any errors were reported.
1777 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1779 * doc/invoke.texi (fconserve-space): Remove documentation.
1781 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1783 * config/rs6000/rs6000-tables.opt: Regenerated.
1785 2012-06-06 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/53081
1788 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1789 (adjacent_dr_p): ... this and make it work for reads, too.
1790 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1791 (struct partition_s): Change main_stmt to main_dr, add
1792 secondary_dr member.
1793 (build_size_arg_loc): Change to date data-reference and not
1795 (build_addr_arg_loc): New function split out from ...
1796 (generate_memset_builtin): ... here. Use it and simplify.
1797 (generate_memcpy_builtin): New function.
1798 (generate_code_for_partition): Adjust.
1799 (classify_partition): Streamline pattern detection. Detect memcpy.
1800 (ldist_gen): Adjust.
1801 (tree_loop_distribution): Adjust seed statements for memcpy
1804 2012-06-06 Matt Turner <mattst88@gmail.com>
1806 * config/arm/mmintrin.h (_mm_empty): New.
1809 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1811 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1812 * common.opt (fsched-pressure-algorithm=): Remove.
1813 * flag-types.h (sched_pressure_algorithm): Move to...
1814 * sched-int.h (sched_pressure_algorithm): ...here.
1815 * params.def (sched-pressure-algorithm): New param.
1816 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1817 * common/config/s390/s390-common.c (s390_option_optimization_table):
1818 Remove OPT_fsched_pressure_algorithm_ entry.
1819 * config/s390/s390.c (s390_option_override): Set a default value for
1820 PARAM_SCHED_PRESSURE_ALGORITHM.
1822 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1825 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1826 doing an unsigned compare, make sure the second argument is not a
1828 (rs6000_emit_cmove): Don't allow floating point comparisons when
1829 generating ISEL moves.
1831 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1833 * config/rs6000/e5500.md: New file.
1834 * config/rs6000/e6500.md: New file.
1835 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1837 (rs6000_option_override_internal): Altivec and Spe options not
1838 allowed with e5500. Spe options not allowed with e6500. Increase
1839 move inline limit for e5500 and e6500. Disable string instructions
1840 for e5500 and e6500. Enable branch targets alignment for e5500 and
1841 e6500. Initialize rs6000_cost for e5500 and e6500.
1842 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1843 and brnach for e5500 and e6500.
1844 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1845 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1847 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1848 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1850 Include e5500.md and e6500.md.
1851 * config/rs6000/rs6000-opt.h (processor_type): Add
1852 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1853 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1854 (powerpc*-*-*): Add new cores e5500, e6500.
1855 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1857 2012-06-05 Richard Guenther <rguenther@suse.de>
1859 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1861 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1864 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1865 is used for x86_64-*-*.
1867 2012-06-05 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/30442
1870 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1871 vectorization stop analysis at the first stmt we cannot compute
1872 a data-reference for instead of giving up completely.
1874 2012-06-05 Richard Guenther <rguenther@suse.de>
1876 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1877 (partition_alloc): Initialize it.
1878 (partition_has_writes): New function.
1879 (rdg_flag_uses): Adjust.
1880 (rdg_flag_vertex): Likewise.
1881 (rdg_flag_vertex_and_dependent): Likewise.
1882 (rdg_flag_loop_exits): Likewise.
1883 (build_rdg_partition_for_component): Likewise.
1884 (rdg_build_partitions): Likewise.
1886 2012-06-05 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/53081
1889 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1890 kinds of byte-sized stores.
1891 (classify_partition): Likewise.
1892 (tree_loop_distribution): Adjust seed statements used for
1893 !flag_tree_loop_distribution.
1895 2012-06-05 Alan Modra <amodra@gmail.com>
1897 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1898 (rs6000_emit_prologue): Ensure register used for inline saves
1899 of vector regs is not the static chain register. Revise comment.
1901 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1903 * doc/md.texi (Standard Pattern Names For Generation): Document
1906 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1909 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1911 2012-06-04 Jason Merrill <jason@redhat.com>
1913 * dwarf2out.c (is_unit_die): New.
1914 (copy_declaration_context, copy_ancestor_tree): Use it.
1915 (copy_decls_walk): Likewise.
1917 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1920 * doc/invoke.texi (Wenum-compare): Update documentation.
1922 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1924 PR preprocessor/53463
1925 * parser.c (cp_parser_assignment_expression): Use the location
1926 for the '=' as the default location for the expression.
1928 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1931 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1933 (altivec_stvlxl): Ditto.
1934 (altivec_stvrx): Ditto.
1935 (altivec_stvrxl): Ditto.
1937 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1939 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1940 (ira_uniform_class_p): New macro.
1942 * ira.c (setup_uniform_class_p): New function.
1943 (setup_allocno_and_important_classes): Call the function.
1944 (print_unform_and_important_classes): New function.
1945 (print_classes): Rename to print_translated_classes.
1946 (ira_debug_allocno_classes): Add call of
1947 print_unform_and_important_classes.
1949 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1950 classes instead of pressure classes.
1952 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1955 * trans-mem.c (expand_block_edges): Do not skip the first
1956 statement when resetting the BB.
1958 2012-06-04 Richard Guenther <rguenther@suse.de>
1960 * tree-data-ref.c (stores_from_loop): Remove.
1961 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1962 (stores_zero_from_loop): Likewise.
1963 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1964 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1965 (adjacent_store_dr_p): New function.
1966 * tree-loop-distribution.c (generate_memset_builtin): Pass
1967 the RDG, use the already available data-reference.
1968 (generate_code_for_partition): Pass down RDG.
1969 (classify_partition): Inline parts of the former
1970 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1971 (ldist_gen): Remember if there was any detected builtin and
1972 do less work if not and flag_tree_loop_distribution is not set.
1973 (tree_loop_distribution): Inline and fuse stores_from_loop
1974 and stores_zero_from_loop here.
1976 2012-06-04 Richard Guenther <rguenther@suse.de>
1979 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1980 create new assembler names.
1982 2012-06-04 Richard Guenther <rguenther@suse.de>
1984 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1985 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1986 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1987 hashtable. Record stmt data-references.
1988 (hash_stmt_vertex_info): Remove.
1989 (eq_stmt_vertex_info): Likewise.
1990 (hash_stmt_vertex_del): Likewise.
1991 (build_empty_rdg): Simplify.
1992 (build_rdg): Adjust.
1993 (free_rdg): Likewise.
1994 (ref_base_address): Remove.
1995 (have_similar_memory_accesses): Likewise.
1996 * tree-data-ref.h (create_rdg_vertices): Remove.
1997 (struct rdg_vertex): Add datarefs member.
1998 (RDGV_DATAREFS): New define.
1999 (RDG_DATAREFS): Likewise.
2000 (have_similar_memory_accesses): Remove.
2001 (rdg_has_similar_memory_accesses): Likewise.
2002 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2003 (similar_memory_accesses): Re-implement using existing data-references.
2004 (tree_loop_distribution): Initialize stmt uids for the stmt to
2006 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2007 access stmt vinfo for stmts in loop.
2009 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2012 * config/m68k/m68k.md ("tablejump"): Fix check for
2013 CASE_VECTOR_PC_RELATIVE.
2015 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2017 * output.h (merge_weak, assemble_alias,
2018 initializer_constant_valid_p,
2019 initializer_constant_valid_for_bitfield_p): Move protos from here...
2020 * tree.h: ... to here.
2021 * cgraphclones.c: Do not include output.h.
2022 * gimplify.c: Likewise.
2023 * reload.c: Likewise.
2024 * recog.c: Likewise.
2025 * tree-ssa-loop-ivopts.c: Likewise.
2026 * tree-switch-conversion.c: Likewise.
2027 * c-parser.c: Likewise.
2028 * c-typeck.c: Likewise.
2029 * Makefile.in: Fix dependencies.
2031 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2034 * config/avr/avr-stdint.h: New file.
2035 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2038 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2040 PR tree-optimization/53550
2041 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2042 is POINTER_TYPE_P, use sizetype as step type instead of type.
2044 2012-06-04 Richard Guenther <rguenther@suse.de>
2046 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2047 (ref_base_address_1): Likewise.
2048 (remove_similar_memory_refs): Likewise.
2049 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2050 * tree-loop-distribution.c (classify_partition): Do not classify
2051 as builtin if -ftree-loop-distribute-patterns is not enabled.
2052 (fuse_partitions_with_similar_memory_accesses): Inline ...
2053 (ldist_gen): ... here. Fuse all non-builtin partitions if
2054 -ftree-loop-distribution is not enabled. Properly return
2055 the number of created partitions. Do not update SSA form here but ...
2056 (tree_loop_distribution): ... once here for the whole function.
2057 Only walk innermost loops, constrain loops we consider here
2058 further. Do not call remove_similar_memory_refs.
2059 (distribute_loop): Do not check number of loop nodes here.
2061 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2063 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2065 2012-06-03 Martin Jambor <mjambor@suse.cz>
2067 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2068 (ipa_get_jf_known_type_base_type): Likewise.
2069 (ipa_get_jf_known_type_component_type): Likewise.
2070 (ipa_get_jf_constant): Likewise.
2071 (ipa_get_jf_pass_through_formal_id): Likewise.
2072 (ipa_get_jf_pass_through_operation): Likewise.
2073 (ipa_get_jf_ancestor_offset): Likewise.
2074 (ipa_get_jf_ancestor_type): Likewise.
2075 (ipa_get_jf_ancestor_formal_id): Likewise.
2076 (ipa_get_jf_member_ptr_pfn): Likewise.
2077 * ipa-prop.c (ipa_set_jf_known_type): New function.
2078 (ipa_set_jf_constant): Likewise.
2079 (ipa_set_jf_simple_pass_through): Likewise.
2080 (ipa_set_jf_arith_pass_through): Likewise.
2081 (ipa_set_ancestor_jf): Likewise.
2082 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2083 ipa_set_jf_member_ptr_cst.
2084 (detect_type_change_1): Use the new jump function creation functions.
2085 (compute_complex_assign_jump_func): Likewise.
2086 (compute_complex_ancestor_jump_func): Likewise.
2087 (compute_known_type_jump_func): Likewise.
2088 (compute_scalar_jump_functions): Likewise.
2089 (compute_pass_through_member_ptrs): Likewise.
2090 (determine_cst_member_ptr): Likewise.
2091 (combine_known_type_and_ancestor_jfs): Likewise.
2092 (try_make_edge_direct_simple_call): Likewise.
2093 (try_make_edge_direct_virtual_call): Likewise.
2094 (update_indirect_edges_after_inlining): Likewise.
2095 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2096 access functions. Incorporat NOP_EXPR and BINFO handling from its
2098 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2099 which was in its callers.
2100 (ipa_value_from_jfunc): Use jump function access functions. Some
2101 functionality moved to functions above.
2102 (propagate_vals_accross_ancestor): Likewise.
2103 (propagate_vals_accross_pass_through): Use jump function access
2105 (propagate_accross_jump_function): Likewise.
2106 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2108 (inline_merge_summary): Likewise.
2110 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2112 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2113 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2114 MAX_PCREL17F_OFFSET instead of fixed offset.
2115 (pa_attr_length_call): Likewise.
2116 (pa_attr_length_indirect_call): Likewise.
2118 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2121 * config/sh/sh.opt (mfsca, mfsrra): New options.
2122 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2124 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2125 (sinssf2, cossf2): Fold expanders to ...
2126 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2127 TARGET_FSCA condition.
2128 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2130 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2131 -mno-fsca, -mfsrra, -mno-fsrra.
2133 2012-06-03 Matt Turner <mattst88@gmail.com>
2135 * config/mips/4600.md (r4700_imul_si): New.
2136 (r4700_imul_di): New.
2137 (r4700_fmul_single): New.
2138 (r4700_fmul_double): New.
2139 * config/mips/mips-cpus.def: Add r4700.
2140 * config/mips/mips.c: Likewise.
2141 * config/mips/mips.md: Likewise.
2142 * config/mips/mips-tables.opt: Regenerate.
2144 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2146 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2147 new function sparc_initial_elimination_offset.
2148 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2150 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2153 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2155 * expmed.c (expand_mult, choose_multiplier): Change
2156 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2157 * expr.c (convert_modes): Likewise.
2158 * explow.c (plus_constant): Likewise.
2159 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2160 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2161 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2162 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2163 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2164 (do_fixed_shift, fixed_convert, fixed_convert)
2165 (fixed_convert_from_int, fixed_convert_from_int)
2166 (fixed_convert_from_real): Likewise.
2167 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2168 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2169 * varasm.c (output_constructor_bitfield): Likewise.
2170 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2171 * double-int.c (rshift_double, lshift_double): Likewise.
2172 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2174 * simplify-rtx.c (mode_signbit_p)
2175 (simplify_const_unary_operation, simplify_binary_operation_1)
2176 (simplify_immed_subreg): Likewise.
2177 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2178 * tree-vect-generic.c (build_replicated_const): Likewise.
2179 * dbxout.c (stabstr_O): Likewise.
2180 * emit-rtl.c (immed_double_int_const, immed_double_const)
2181 (gen_lowpart_common, init_emit_once): Likewise.
2182 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2183 (widest_int_cst_value, upper_bound_in_type): Likewise.
2184 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2185 (fixup_unsigned_type): Likewise.
2186 * real.c (real_to_integer2, real_from_integer): Likewise.
2187 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2188 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2190 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2193 * fold-const.c (fold_binary_loc): Refine previous change.
2195 2012-06-01 Olivier Hainque <hainque@adacore.com>
2197 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2198 the "do {" part of the do-while(0) loop.
2200 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2202 * config/i386/i386.c (x86_sched_reorder): New function.
2203 Added new function x86_sched_reorder.
2205 2012-06-01 Richard Guenther <rguenther@suse.de>
2207 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2209 (classify_partition): Likewise.
2211 2012-06-01 Richard Guenther <rguenther@suse.de>
2213 * tree-loop-distribution.c (enum partition_kind): New enum.
2214 (struct partition_s): Add kind and main_stmt members.
2215 (partition_alloc): Initialize kind to PKIND_NORMAL.
2216 (partition_builtin_p): New function.
2217 (copy_loop_before): Remove failure path and assert instead.
2218 (generate_loops_for_partition): Likewise.
2219 (generate_memset_zero): Fold into ...
2220 (generate_memset_builtin): ... this.
2221 (classify_partition): New function with code from
2222 can_generate_builtin and generate_builtin.
2223 (generate_builtin): Remove.
2224 (can_generate_builtin): Likewise.
2225 (fuse_partitions_with_similar_memory_accesses): Call
2226 partition_builtin_p instead of can_generate_builtin.
2227 (rdg_build_partitions): Do not call
2228 fuse_partitions_with_similar_memory_accesses here...
2229 (ldist_gen): ... but here after classifying all partitions.
2230 Remove failure path of generate_code_for_partition.
2231 (generate_code_for_partition): Generate code according
2232 to partition classification.
2234 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2235 Jonathan Wakely <jwakely.gcc@gmail.com>
2238 * doc/invoke.texi (Warning Options): Explain purpose and differences
2239 between -Wmissing-prototypes and -Wmissing-declarations.
2241 2012-06-01 Christian Bruel <christian.bruel@st.com>
2243 * gcc.c (save_switch): Add user_p parameter.
2244 (read_specs): Likewise.
2245 (set_specs): Likewise.
2246 (validate_switches): Likewise.
2247 (validate_switches_from_spec): Likewise.
2248 (validate_all_switches): Pass on user_p parameter.
2249 (struct spec_list): Add user_p field.
2250 (struct switchstr): Add known field.
2251 (save_switch): Add known parameter.
2252 (INIT_STATIC_SPEC): Initialize user_p;
2253 (driver_unknown_option_callbac): call save_switch if
2254 OPT_SPECIAL_unknown.
2255 (driver_handle_option): Propagate OPT_specs.
2256 (do_spec_1): Set validated only if known.
2257 (check_live_switch): Likewise.
2258 (validate_switches): Set validated if known or user_spec.
2260 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2262 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2263 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2264 * config/cris/cris-protos.h: Declare it.
2265 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2266 (TARGET_DEFAULT): Add alignment by 32.
2267 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2268 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2269 TARGET_CPU_DEFAULT == 32.
2270 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2271 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2272 numbers by replacing the define_constants for all UNSPECs with the
2273 equivalent define_c_enum construct.
2274 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2275 * config/cris/sync.md: New file.
2277 2012-05-31 Matt Turner <mattst88@gmail.com>
2279 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2280 (r4600_imul_di): New.
2281 (r4600_idiv_si): Rename from r4600_idiv.
2282 (r4600_idiv_di): New.
2284 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2286 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2287 (decl_default_tls_model): Move to tree.h
2288 (dump_file): Move to system.h.
2289 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2290 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2291 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2292 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2293 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2294 dbxout_stab_value_internal_label,
2295 dbxout_stab_value_internal_label_diff): Move from here ...
2296 * dbxout.h: ... to here.
2297 * system.h (dump_file): Moved here from output.h.
2298 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2299 * tree.h (decl_default_tls_model): Moved here from output.h.
2300 * varasm.c (default_stabs_asm_out_destructor,
2301 default_stabs_asm_out_constructor): Move from here ...
2302 * dbxout.c: ... to here.
2304 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2306 * collect2.h (dump_file): Rename to dump_ld_file.
2307 * collect2.c: Likewise.
2308 * tlink.c: Likewise.
2310 * alias.c: Do not include output.h.
2311 * auto-inc-dec.c: Likewise.
2312 * bt-load.c: Likewise.
2313 * caller-save.c: Likewise.
2315 * cfgbuild.c: Likewise.
2316 * cfgcleanup.c: Likewise.
2317 * cfglayout.c: Likewise.
2318 * cfgloop.c: Likewise.
2319 * cfgloopanal.c: Likewise.
2320 * cfgloopmanip.c: Likewise.
2321 * cfgrtl.c: Likewise.
2322 * cgraph.c: Likewise.
2323 * cgraphclones.c: Likewise.
2324 * combine-stack-adj.c: Likewise.
2325 * combine.c: Likewise.
2326 * cprop.c: Likewise.
2328 * cselib.c: Likewise.
2329 * dbgcnt.c: Likewise.
2330 * df-problems.c: Likewise.
2331 * df-scan.c: Likewise.
2332 * dojump.c: Likewise.
2333 * fwprop.c: Likewise.
2335 * graph.c: Likewise.
2336 * haifa-sched.c: Likewise.
2337 * hw-doloop.c: Likewise.
2338 * ipa-inline-transform.c: Likewise.
2339 * ipa-pure-const.c: Likewise.
2340 * ipa-reference.c: Likewise.
2341 * ipa-utils.c: Likewise.
2342 * ira-build.c: Likewise.
2343 * ira-emit.c: Likewise.
2345 * loop-doloop.c: Likewise.
2346 * loop-invariant.c: Likewise.
2347 * loop-iv.c: Likewise.
2348 * loop-unroll.c: Likewise.
2349 * loop-unswitch.c: Likewise.
2350 * lto-cgraph.c: Likewise.
2351 * lto-section-in.c: Likewise.
2352 * lto-streamer-in.c: Likewise.
2354 * mode-switching.c: Likewise.
2355 * postreload-gcse.c: Likewise.
2356 * postreload.c: Likewise.
2357 * predict.c: Likewise.
2358 * profile.c: Likewise.
2360 * reg-stack.c: Likewise.
2361 * regcprop.c: Likewise.
2362 * regmove.c: Likewise.
2363 * regstat.c: Likewise.
2364 * reload1.c: Likewise.
2365 * sched-ebb.c: Likewise.
2366 * sel-sched-dump.c: Likewise.
2367 * simplify-rtx.c: Likewise.
2368 * stor-layout.c: Likewise.
2369 * store-motion.c: Likewise.
2370 * tracer.c: Likewise.
2371 * tree-affine.c: Likewise.
2372 * tree-cfg.c: Likewise.
2373 * tree-cfgcleanup.c: Likewise.
2374 * tree-dfa.c: Likewise.
2375 * tree-into-ssa.c: Likewise.
2376 * tree-nomudflap.c: Likewise.
2377 * tree-optimize.c: Likewise.
2378 * tree-pretty-print.c: Likewise.
2379 * tree-profile.c: Likewise.
2380 * tree-ssa-address.c: Likewise.
2381 * tree-ssa-ccp.c: Likewise.
2382 * tree-ssa-copy.c: Likewise.
2383 * tree-ssa-dom.c: Likewise.
2384 * tree-ssa-loop-ch.c: Likewise.
2385 * tree-ssa-loop-im.c: Likewise.
2386 * tree-ssa-loop-manip.c: Likewise.
2387 * tree-ssa-loop-niter.c: Likewise.
2388 * tree-ssa-loop-prefetch.c: Likewise.
2389 * tree-ssa-loop-unswitch.c: Likewise.
2390 * tree-ssa-loop.c: Likewise.
2391 * tree-ssa-propagate.c: Likewise.
2392 * tree-ssa-structalias.c: Likewise.
2393 * tree-ssa-tail-merge.c: Likewise.
2394 * tree-ssa-threadedge.c: Likewise.
2395 * tree-ssa-threadupdate.c: Likewise.
2396 * tree-ssa-uncprop.c: Likewise.
2397 * tree-ssa-uninit.c: Likewise.
2398 * tree-ssa.c: Likewise.
2399 * value-prof.c: Likewise.
2400 * var-tracking.c: Likewise.
2403 * config/m32r/m32r.c: Include dbxout.h.
2404 * config/pa/pa.c: Likewise.
2405 * config/rs6000/rs6000.c: Likewise.
2407 * Makefile.in: Fix dependencies.
2408 * config/rs6000/t-rs5000: Likewise.
2410 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2412 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2413 * gimple.h (block_in_transaction): Check for flag_tm.
2415 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2417 PR tree-optimization/52558
2418 * cfg.c (alloc_aux_for_edge): Fix comment.
2419 (alloc_aux_for_edge): Remove static.
2420 * basic-block.h (alloc_aux_for_edge): Protoize.
2421 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2422 (execute_sm_if_changed_flag): New.
2423 (execute_sm_if_changed_flag_set): New.
2424 (execute_sm): Do not generate data races unless requested.
2425 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2426 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2427 * gimple.h (block_in_transaction): New.
2428 (gimple_in_transaction): Use block_in_transaction.
2430 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2433 * config/avr/avr.opt (-msp8): Document it.
2434 * doc/invoke.texi (AVR Options): Ditto. And document related
2437 2012-05-31 Diego Novillo <dnovillo@google.com>
2439 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2440 (BUILD_CXXFLAGS): Define and substitute.
2441 * Makefile.in (BUILD_CXXFLAGS): Define.
2442 (CXX_FOR_BUILD): Define.
2443 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2444 (LINKER_FOR_BUILD): Likewise.
2445 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2446 (BUILD_LINKERFLAGS): Likewise.
2447 * configure: Regenerate.
2449 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2451 * Makefile.in: Fix many dependencies.
2452 * tree-profile.c: Don't include regs.h.
2453 * tree-vectorizer.c: Don't include cfglayout.h.
2454 * tree-vect-stmts.c: Likewise.
2455 * tree-vect-slp.c: Likewise.
2456 * tree-vect-loop.c: Likewise.
2457 * reg-stack.c: Likewise.
2458 * tree-ssa-loop-manip.c: Likewise.
2459 * toplev.c: Likewise.
2460 * varasm.c: Don't include cfglayout.h, basic-block.h,
2461 and tree-iterator.h.
2462 * tree-cfgcleanup.c: Don't include cfglayout.h.
2463 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2464 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2465 * cgraphclones.c: Don't include plugin.h.
2467 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2469 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2470 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2471 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2473 2012-05-31 Richard Guenther <rguenther@suse.de>
2475 * tree-loop-distribution.c (struct partition_s): New struct,
2476 typedef and vector type.
2477 (partition_alloc, partition_free): New functions.
2478 (generate_loops_for_partition, generate_builtin,
2479 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2480 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2481 build_rdg_partition_for_component, can_generate_builtin,
2482 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2483 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2484 number_of_rw_in_partition, partition_contains_all_rw,
2485 ldist_gen): Use partition_t instead of bitmap.
2487 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2489 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2490 * doc/avr-mmcu.texi: Regenerate.
2492 2012-05-31 Richard Guenther <rguenther@suse.de>
2494 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2495 Use FOR_EACH_SSA_DEF_OPERAND.
2496 (generate_builtin): Adjust.
2497 (stmt_generated_in_another_partition): Remove.
2498 (add_scalar_computations_to_partition): Likewise.
2499 (rdg_build_partitions): Do not call
2500 add_scalar_computations_to_partition.
2502 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2504 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2505 double ints throughout.
2506 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2507 Check that the position of the field is representable as an integer.
2509 2012-05-31 Richard Guenther <rguenther@suse.de>
2511 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2512 the MEM_REF offset to sizetype.
2514 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2516 * doc/invoke.texi (AVR Options): Fix typos.
2518 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2520 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2522 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2523 non-v32 into --march=v0_v10.
2525 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2527 * ira-int.h (target_ira_int): Rename x_move_cost to
2528 x_ira_register_move_cost, x_may_move_in_cost to
2529 x_ira_may_move_in_cost and x_may_move_out_cost to
2530 x_ira_may_move_out_cost. Delete the old fields with
2531 those names and also x_ira_max_register_move_cost,
2532 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2533 (move_cost, may_move_in_cost, may_move_out_cost)
2534 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2535 (ira_max_may_move_out_cost): Delete.
2536 * ira.c (init_move_cost): Rename to...
2537 (ira_init_register_move_cost): ...this, deleting the old
2538 function with that name. Apply above variable renamings.
2539 Retain asserts for null fields.
2540 (ira_init_once): Don't initialize register move costs here.
2541 (free_register_move_costs): Apply above variable renamings.
2542 Remove code for deleted fields.
2544 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2546 * ira.c (init_move_cost): Adjust choice of subclasses to match
2547 the current ira_init_register_move_cost choice. Use
2548 ira_class_subset_p instead of reg_class_subset_p.
2549 (ira_init_register_move_cost): Assert that move_cost,
2550 may_move_in_cost and may_move_out_cost already hold the desired
2551 values for their ira_* equivalents. For the latter two,
2552 ignore classes that can't store a register of the given mode.
2554 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2556 * ira.c (setup_allocno_and_important_classes): Use
2557 ira_class_hard_regs_num to check whether a class has any
2558 allocatable registers.
2559 (ira_init_register_move_cost): Likewise.
2561 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2563 * ira.c (init_move_cost): Adjust local variable names to match
2564 file conventions. Use ira_assert instead of gcc_assert.
2566 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2568 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2569 Move these definitions and associated target_globals fields to...
2570 * ira-int.h: ...here.
2571 * rtl.h (init_move_cost): Delete.
2572 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2573 * ira.c: ...here, making the latter static.
2575 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2577 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2578 and ira_register_move_cost instead of init_move_cost and move_cost.
2580 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2582 * ira.h (target_ira): Delete x_ira_available_class_regs.
2583 (ira_available_class_regs): Delete.
2584 * ira.c (setup_available_class_regs): Delete.
2585 (setup_alloc_classes): Don't call it.
2586 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2587 ira_available_class_regs.
2588 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2589 (model_spill_cost): Likewise.
2590 * ira-build.c (low_pressure_loop_node_p): Likewise.
2591 * ira-color.c (color_pass): Likewise.
2592 * ira-emit.c (change_loop): Likewise.
2593 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2594 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2595 (process_bb_node_lives): Likewise.
2596 * loop-invariant.c (gain_for_invariant): Likewise.
2598 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2601 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2602 (pa_section_type_flags): New.
2603 (pa_legitimate_constant_p): Revert previous change.
2605 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2607 * ira.c (allocate_initial_values): Make static.
2609 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2612 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2614 2012-05-30 Richard Guenther <rguenther@suse.de>
2617 * fold-const.c (fold_binary_loc): Make sure to call
2618 fold_plusminus_mult_expr with the original sign of operands.
2620 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2622 * Makefile.in: Fix many dependencies.
2623 (DWARF2_H): Depend on dwarf2.def.
2624 (RTL_ERROR_H): Depend on rtl-error.h.
2625 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2626 all gimple-pretty-print.h and tree-pretty-print.h references.
2628 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2630 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2633 2012-05-30 Richard Guenther <rguenther@suse.de>
2636 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2639 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2641 * explow.c (probe_stack_range): Restore simple control flow and stop
2642 again when the probe cannot be generated if HAVE_check_stack.
2644 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2646 PR rtl-optimization/53519
2647 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2648 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2650 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2652 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2654 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2657 * doc/tm.texi: Update.
2658 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2659 * target.def (force_at_comp_dir): New hook.
2660 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2661 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2663 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2665 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2667 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2668 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2670 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2673 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2674 flag_unsafe_math_optimizations is set.
2675 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2676 Update description of -mfused-madd.
2678 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2681 * config/sh/predicates.md (atomic_arith_operand,
2682 atomic_logical_operand): New predicates.
2683 * config/sh/sh.c (sh_option_override): Check atomic options.
2684 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2685 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2686 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2687 UNSUPPORTED_HARD_ATOMIC_CPU.
2688 * config/sh/sync.md: Update description comments.
2689 (I12): New mode iterator.
2690 (fetchop_predicate, fetchop_constraint): New code attributes.
2691 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2692 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2693 atomic_fetch_<fetchop_name>si_hard,
2694 atomic_fetch_<fetchop_name><mode>_hard,
2695 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2696 atomic_<fetchop_name>_fetchsi_hard,
2697 atomic_<fetchop_name>_fetch<mode>_hard,
2698 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2699 atomic_test_and_set_hard): New insns.
2700 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2701 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2702 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2703 atomic_test_and_set_soft): Use same formatting for the first line of
2704 the asm block as in new insns above.
2705 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2706 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2707 atomic_test_and_set): Integrate new *_hard insns into expanders.
2708 * config/sh/sh.opt (mhard-atomic): New option.
2709 * doc/invoke.texi (SH Options): Document it.
2711 2012-05-29 Meador Inge <meadori@codesourcery.com>
2713 * c-decl.c (c_push_function_context): Always create a new language
2715 (c_pop_function_context): Clear the language function created in
2716 c_push_function_context.
2718 2012-05-29 Matt Turner <mattst88@gmail.com>
2720 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2721 (define_bypass "ev6_fcmov"): New.
2723 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2725 * integrate.c: Remove.
2726 * integrate.h: Remove.
2727 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2728 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2729 * config/rs6000/t-rs6000: Likewise
2730 * config/spu/t-spu-elf: Likewise.
2731 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2732 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2733 from integrate.h to here.
2734 (initial_value_entry): New prototype.
2735 * reload.h (allocate_initial_values): Remove prototype.
2736 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2737 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2739 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2740 set_decl_abstract_flags, set_block_abstract_flags): Move from
2741 integrate.c to here, the only user.
2742 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2744 * function.c: Don't include integrate.h.
2745 (struct initial_value_pair, struct initial_value_struct,
2746 get_hard_reg_initial_val, has_hard_reg_initial_val,
2747 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2748 integrate.c to here.
2749 (initial_value_entry): New function.
2750 * genemit.c (main): Don't print integrate.h include line.
2751 * ira.c: Don't include integrate.h.
2752 (allocate_initial_values): Move from integrate.c to here.
2753 (ira): Update allocate_initial_values call.
2754 * tree-inline.c: Don't include integrate.h.
2755 (function_attribute_inlinable_p): Moved from integrate.c to here.
2756 * cfgexpand.c: Don't include integrate.h.
2757 * except.c: Likewise.
2758 * langhooks.c: Likewise.
2759 * passes.c: Likewise.
2760 * toplev.c: Likewise.
2761 * config/frv/frv.c: Likewise.
2762 * config/pa/pa.c: Likewise.
2763 * config/spu/spu.c: Likewise.
2764 * config/epiphany/epiphany.c: Likewise.
2765 * config/mep/mep.c: Likewise.
2766 * config/score/score.c: Likewise.
2767 * config/picochip/picochip.c: Likewise.
2768 * config/sh/sh.c: Likewise.
2769 * config/alpha/alpha.c: Likewise.
2770 * config/microblaze/microblaze.c: Likewise.
2771 * config/mips/mips.c: Likewise.
2772 * config/v850/v850.c: Likewise.
2773 * config/mmix/mmix.c: Likewise.
2774 * config/bfin/bfin.c: Likewise.
2775 * config/arm/arm.c: Likewise.
2776 * config/s390/s390.c: Likewise.
2777 * config/m32r/m32r.c: Likewise.
2778 * config/rs6000/rs6000.c: Likewise.
2779 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2780 * config/tilegx/tilegx.c: Likewise.
2781 * config/tilepro/tilepro.c: Likewise.
2783 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2785 * config/avr/t-avr (s-avr-mmcu-texi): Call
2786 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2788 2012-05-29 Michael Matz <matz@suse.de>
2790 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2791 assign_temp): Remove 'keep' argument.
2792 (mark_temp_addr_taken): Remove prototype.
2793 * tree.h (expand_decl): Remove prototype.
2794 * function.c (struct temp_slot): Remove addr_taken and keep member.
2795 (assign_stack_temp_for_type) Don't initialize above, remove
2797 (assign_stack_temp, assign_temp): Remove keep argument.
2798 (mark_temp_addr_taken): Remove.
2799 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2800 (free_temp_slots): Ditto.
2801 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2803 * stmt.c (expand_asm_operands): Remove dead code.
2804 (expand_decl): Remove.
2805 * c-decl.c (finish_struct): Don't call expand_decl.
2806 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2807 and assign_stack_temp.
2808 * calls.c (save_fixed_argument_area, initialize_argument_information,
2809 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2810 * expmed.c (extract_bit_field_1): Ditto.
2811 * expr.c (emit_group_load_1, emit_group_store,
2812 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2813 store_field, expand_constructor, expand_cond_expr_using_cmove,
2814 expand_expr_real_2, expand_expr_real_1): Ditto.
2815 * stmt.c (expand_asm_operands, expand_return): Ditto.
2817 * function.c (pop_temp_slots): Call free_temp_slots.
2818 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2820 * expr.c (expand_assignment): Don't call free_temp_slots.
2822 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2823 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2824 (ix86_expand_vector_extract): Ditto.
2825 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2826 ia64_expand_movxf_movrf): Ditto.
2827 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2828 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2829 extendsfdf2): Ditto.
2830 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2831 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2832 rs6000_allocate_stack_temp): Ditto.
2833 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2834 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2835 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2836 sparc_expand_vector_init): Ditto.
2838 2012-05-29 Michael Matz <matz@suse.de>
2840 * c-tree.h (c_expand_decl): Remove prototype.
2842 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2844 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2845 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2846 COMPOUND_LITERAL_EXPR.
2847 * function.c (expand_function_start): Don't call expand_decl,
2848 instead assert that we have RTL assigned.
2849 * tree-ssa-live.c (remove_unused_locals): Clear
2850 nonlocal_goto_save_area if its backing variable is removed.
2851 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2853 (expand_decl): Assert that this does nothing.
2854 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2856 2012-05-29 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/53516
2859 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2861 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2863 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2865 * LANGUAGES: Fix typos.
2866 * Makefile.in: Fix typos.
2867 * alias.c: Fix typos.
2868 * auto-inc-dec.c: Fix typos.
2869 * bb-reorder.c: Fix typos.
2870 * cfgcleanup.c: Fix typos.
2871 * cgraph.c: Fix typos.
2872 * cgraph.h: Fix typos.
2873 * cgraphunit.c: Fix typos.
2874 * collect2-aix.h: Fix typos.
2875 * collect2.c: Fix typos.
2876 * compare-elim.c: Fix typos.
2877 * config/alpha/vms.h: Fix typos.
2878 * config/arm/README-interworking: Fix typos.
2879 * config/arm/arm.c: Fix typos.
2880 * config/arm/iterators.md: Fix typos.
2881 * config/arm/vxworks.h: Fix typos.
2882 * config/avr/avr.c: Fix typos.
2883 * config/avr/avr.h: Fix typos.
2884 * config/avr/avr.md: Fix typos.
2885 * config/avr/builtins.def: Fix typos.
2886 * config/c6x/c6x.c: Fix typos.
2887 * config/cr16/cr16.c: Fix typos.
2888 * config/cr16/cr16.md: Fix typos.
2889 * config/cris/cris.md: Fix typos.
2890 * config/darwin.c: Fix typos.
2891 * config/darwin.opt: Fix typos.
2892 * config/i386/i386-c.c: Fix typos.
2893 * config/i386/i386.c: Fix typos.
2894 * config/ia64/ia64.c: Fix typos.
2895 * config/m68k/cf.md: Fix typos.
2896 * config/mep/mep.c: Fix typos.
2897 * config/microblaze/microblaze.c: Fix typos.
2898 * config/microblaze/microblaze.h: Fix typos.
2899 * config/mn10300/mn10300.c: Fix typos.
2900 * config/mn10300/mn10300.md: Fix typos.
2901 * config/pa/pa.c: Fix typos.
2902 * config/picochip/picochip.h: Fix typos.
2903 * config/rs6000/a2.md: Fix typos.
2904 * config/rs6000/rs6000.c: Fix typos.
2905 * config/rs6000/vector.md: Fix typos.
2906 * config/rx/rx.md: Fix typos.
2907 * config/rx/rx.opt: Fix typos.
2908 * config/s390/2097.md: Fix typos.
2909 * config/s390/s390.c: Fix typos.
2910 * config/s390/s390.h: Fix typos.
2911 * config/sh/sh.c: Fix typos.
2912 * config/sh/sh.md: Fix typos.
2913 * config/sparc/sync.md: Fix typos.
2914 * config/spu/spu.c: Fix typos.
2915 * config/spu/spu.md: Fix typos.
2916 * config/vms/vms.c: Fix typos.
2917 * config/vxworks-dummy.h: Fix typos.
2918 * config/vxworks.h: Fix typos.
2919 * cselib.c: Fix typos.
2920 * df-scan.c: Fix typos.
2922 * doc/extend.texi: Fix typos.
2923 * doc/install.texi: Fix typos.
2924 * doc/invoke.texi: Fix typos.
2925 * doc/md.texi: Fix typos.
2926 * doc/plugins.texi: Fix typos.
2927 * doc/rtl.texi: Fix typos.
2929 * dwarf2asm.c: Fix typos.
2930 * dwarf2out.c: Fix typos.
2931 * except.h: Fix typos.
2932 * expr.c: Fix typos.
2933 * fold-const.c: Fix typos.
2935 * gcse.c: Fix typos.
2936 * genautomata.c: Fix typos.
2937 * gengtype-state.c: Fix typos.
2938 * gengtype.c: Fix typos.
2939 * genhooks.c: Fix typos.
2940 * gimple-fold.c: Fix typos.
2941 * gimple-pretty-print.c: Fix typos.
2942 * gimple.c: Fix typos.
2943 * gimple.h: Fix typos.
2944 * gimplify.c: Fix typos.
2945 * graphite-interchange.c: Fix typos.
2946 * graphite-sese-to-poly.c: Fix typos.
2947 * ifcvt.c: Fix typos.
2948 * input.c: Fix typos.
2949 * ipa-cp.c: Fix typos.
2950 * ipa-inline-analysis.c: Fix typos.
2951 * ipa-inline-transform.c: Fix typos.
2952 * ipa-inline.c: Fix typos.
2953 * ipa-pure-const.c: Fix typos.
2954 * ipa-ref.h: Fix typos.
2955 * ipa-reference.c: Fix typos.
2956 * ipa-utils.c: Fix typos.
2958 * ira-emit.c: Fix typos.
2959 * ira-lives.c: Fix typos.
2960 * lto-streamer.c: Fix typos.
2961 * lto-streamer.h: Fix typos.
2962 * lto-wrapper.c: Fix typos.
2964 * mode-switching.c: Fix typos.
2965 * modulo-sched.c: Fix typos.
2966 * plugin.c: Fix typos.
2967 * postreload.c: Fix typos.
2968 * sched-deps.c: Fix typos.
2969 * sel-sched-ir.c: Fix typos.
2970 * sel-sched-ir.h: Fix typos.
2971 * sel-sched.c: Fix typos.
2972 * sese.c: Fix typos.
2973 * stor-layout.c: Fix typos.
2974 * target-hooks-macros.h: Fix typos.
2975 * target.def: Fix typos.
2976 * trans-mem.c: Fix typos.
2977 * tree-eh.c: Fix typos.
2978 * tree-predcom.c: Fix typos.
2979 * tree-sra.c: Fix typos.
2980 * tree-ssa-address.c: Fix typos.
2981 * tree-ssa-loop-ivopts.c: Fix typos.
2982 * tree-ssa-loop-niter.c: Fix typos.
2983 * tree-ssa-math-opts.c: Fix typos.
2984 * tree-ssa-pre.c: Fix typos.
2985 * tree-ssa-propagate.c: Fix typos.
2986 * tree-ssa-reassoc.c: Fix typos.
2987 * tree-ssa-sccvn.c: Fix typos.
2988 * tree-ssa-ter.c: Fix typos.
2989 * tree-ssa-uninit.c: Fix typos.
2990 * tree-ssanames.c: Fix typos.
2991 * tree-vect-generic.c: Fix typos.
2992 * tree-vect-slp.c: Fix typos.
2993 * tree.c: Fix typos.
2994 * tree.h: Fix typos.
2995 * varasm.c: Fix typos.
2996 * varpool.c: Fix typos.
2998 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3000 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3002 2012-05-29 Richard Guenther <rguenther@suse.de>
3004 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3006 (add_referenced_var_1): Re-organize. Assert we are not
3008 (remove_referenced_var): Likewise.
3009 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3010 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3011 call add_referenced_var on globals.
3012 * matrix-reorg.c (transform_access_sites): Likewise.
3014 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3016 * alias.c (reg_known_value): Make this a VEC.
3017 (reg_known_equiv_p): Make this an sbitmap.
3018 (reg_known_value_size): Remove.
3019 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3020 set_reg_known_equiv_p): Update for reg_known_value and
3021 reg_known_value_size data structure change.
3022 (init_alias_analysis, end_alias_analysis): Likewise.
3024 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3027 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3028 to avoid leaking memory. No need to handle memory allocation
3029 failure. Double string_len on each reallocation instead of adding 2.
3030 * gcov.c (read_line): Likewise.
3032 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3034 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3036 * config/cris/cris.md ("trap"): Define, enabled for
3037 TARGET_TRAP_USING_BREAK8.
3038 * config/cris/cris.opt (mtrap-using-break8): New option.
3040 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3043 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3046 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3048 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3049 (Standard Names): Fix typos in documentation of atomic patterns.
3051 2012-05-27 Nathan Sidwell <nathan@acm.org>
3053 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3055 2012-05-26 Jason Merrill <jason@redhat.com>
3058 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3059 about array compound literals.
3061 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3063 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3064 if CLEANUP_NO_INSN_DEL.
3065 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3066 from cfg_layout_merge_blocks.
3067 (emit_nop_for_unique_locus_between): New function.
3068 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3069 (cfg_layout_merge_blocks): Likewise.
3071 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3072 Paolo Bonzini <bonzini@gnu.org>
3074 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3075 EXPR_LIST at this point. Receive the LOC and move its extraction...
3076 (df_defs_record): ... here. Change if-else to a switch statement.
3077 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3078 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3079 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3080 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3081 regs_invalidated_by_call.
3082 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3085 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3088 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3089 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3091 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3093 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3094 software floating point emulation. No longer build the multilibs
3095 with -mstrict-align.
3097 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3100 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3101 accessed indirectly.
3102 (ipa_tm_create_version): Same.
3104 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3107 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3108 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3110 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3113 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3114 (ix86_expand_vec_perm): Use int mode instead of float.
3115 (expand_vec_perm_pshufb): Remove handling of useseless type
3118 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3121 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3122 gnu_ld variables to yes.
3123 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3124 (HAVE_GNU_AS): Likewise.
3125 * config.in: Regenerate.
3126 * configure: Likewise.
3128 2012-05-25 Tristan Gingold <gingold@adacore.com>
3130 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3131 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3132 and preferred_alignment.
3134 2012-05-25 Tristan Gingold <gingold@adacore.com>
3136 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3138 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3140 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3141 volatile bitfields case.
3143 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3145 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3146 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3147 (adjacent_mem_locations): Move some code to and call...
3148 (get_memref_parts): ...new function.
3149 (mem_locations_overlap): New function.
3150 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3151 (is_mem_ref): Rename to...
3152 (find_mem_ref): ...this. Return MEM rtx.
3153 (get_store_dest): Remove function.
3154 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3155 new parameter and adjust calls.
3156 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3157 mem refs overlap for true_store_to_load_dep_costly.
3158 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3159 passed to adjacent_mem_locations.
3160 (is_costly_group): Walk resolved dependency list.
3161 (force_new_group): Emit group ending nop for Power6/Power7.
3162 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3163 (group_ending_nop): New define_insn.
3165 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3167 Make unwound macro expansion trace less redundant
3168 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3169 context of macro definition in the trace, when it's redundant.
3172 2012-05-24 Richard Guenther <rguenther@suse.de>
3175 * tree-profile.c (tree_profiling): Cleanup the CFG if
3176 execute_fixup_cfg requests it.
3178 2012-05-24 Richard Guenther <rguenther@suse.de>
3180 * tree-flow.h (create_var_ann): Remove.
3181 * tree-dfa.c (create_var_ann): Remove and inline into its
3183 (add_referenced_var_1): ... here.
3184 * varpool.c (add_new_static_var): Do not call add_referenced_var
3186 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3187 * tree-switch-conversion.c (build_one_array): Likewise.
3188 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3189 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3191 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3192 gimple_referenced_vars instead of gimple_in_ssa_p.
3193 (copy_tree_body_r): Likewise.
3194 (setup_one_parameter): Likewise.
3195 (declare_return_variable): Likewise.
3196 (tree_function_versioning): Likewise.
3198 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3200 PR tree-optimization/53465
3201 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3202 vr0 into *vr, then vrp_meet that.
3203 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3204 have any equivalences.
3205 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3208 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3210 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3212 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3213 check end_regno - 1 is a hard register.
3215 2012-05-24 Richard Guenther <rguenther@suse.de>
3217 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3218 * tree-ssa-operands.c (create_vop_var): Likewise.
3220 2012-05-24 Richard Guenther <rguenther@suse.de>
3223 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3225 (remove_unused_locals): Pass global_unused_vars to
3226 remove_unused_scope_block_p. Restore code walking all
3227 referenced vars and pruning them.
3229 2012-05-23 Jan Hubicka <jh@suse.cz>
3231 * tree.h (alias_diag_flags): Remove.
3232 (alias_pair): Remove emitted_diags.
3233 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3234 symbol_alias_set_t, symbol_alias_set_destroy,
3235 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3236 * toplev.c (compile_file): Do not call finish_aliases_2
3237 * cgraphunit.c (cgraph_process_new_functions): Do not call
3239 (handle_alias_pairs): Output diagnostics about aliases to externals.
3240 (assemble_thunks_and_aliases): Use do_assemble_alias.
3241 (output_weakrefs): Likewise.
3242 (finalize_compilation_unit): Do not call finish_aliases_1.
3243 * ipa.c (symtab_remove_unreachable_nodes): De not call
3244 remove_unreachable_alias_pairs.
3245 * varasm.c (do_assemble_alias): Export.
3246 (symbol_alias_set_create, symbol_alias_set_destroy,
3247 symbol_alias_set_contains, symbol_alias_set_insert,
3248 propagate_aliases_forward, propagate_aliases_backward,
3249 propagate_aliases_backward, trivially_visible_alias,
3250 trivially_defined_alias, remove_unreachable_alias_pairs,
3251 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3252 * output.h (do_assemble_alias): Declare.
3253 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3256 2012-05-23 Martin Jambor <mjambor@suse.cz>
3258 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3260 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3262 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3264 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3265 (iterative_hash_gimple_type): Adjust comment.
3266 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3267 domain for an array type instead of the domain type itself.
3269 2012-05-23 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/53438
3272 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3274 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3277 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3278 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3281 2012-05-23 Richard Guenther <rguenther@suse.de>
3283 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3284 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3285 via the global_unused_vars bitmap.
3286 (remove_unused_locals): Handle global vars in local-decls via
3287 a global_unused_vars bitmap instead of the used flag in the
3288 var annotation. Simplify global variable handling and removal.
3290 2012-05-22 Jan Hubicka <jh@suse.cz>
3293 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3294 from other partitions.
3296 2012-05-22 Jan Hubicka <jh@suse.cz>
3299 * symtab.c (symtab_register_node): Fix ordering issue.
3301 2012-05-22 Steven Drake <sbd@NetBSD.org>
3303 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3305 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3307 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3308 Use strip_name_encoding target hook.
3310 2012-05-22 Richard Guenther <rguenther@suse.de>
3312 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3313 (init_function_for_compilation): Remove.
3314 * tree-dfa.c (find_vars_r): Take struct function argument.
3315 (find_referenced_vars_in): Adjust.
3316 * tree-ssa-operands.c (clobber_stats): Remove.
3317 (create_vop_var): Take struct function argument. Mark
3318 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3319 (init_ssa_operands): Take struct function argument.
3320 (fini_ssa_operands): Do not dump dead stats.
3321 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3323 * cgraphunit.c (init_lowered_empty_function): Adjust.
3324 * lto-streamer-in.c (input_cfg): Likewise.
3325 * tree-inline.c (initialize_cfun): Likewise.
3326 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3327 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3328 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3329 virtual operands are not registers.
3331 2012-05-22 Richard Guenther <rguenther@suse.de>
3333 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3335 2012-05-22 Richard Guenther <rguenther@suse.de>
3338 * tree-inline.c (setup_one_parameter): Create a dummy init
3339 statement for unused parameters when not optimizing.
3341 2012-05-22 Richard Guenther <rguenther@suse.de>
3343 * tree-flow.h (add_referenced_var_1): Declare.
3344 (add_referenced_var): Define.
3345 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3346 (add_referenced_var): Rename to ...
3347 (add_referenced_var_1): ... this. Take struct function argument.
3349 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3352 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3353 * config/arm/arm.c (arm_validize_comparison): Define.
3354 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3355 arm_validize_comparison.
3356 ("cbranchdi4"): Likewise.
3357 ("cstoredi4"): Likewise.
3358 ("movsicc"): Likewise.
3359 ("movsfcc"): Likewise.
3360 ("movdfcc"): Likewise.
3362 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3364 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3365 the mw_reg_pool size.
3367 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3369 PR tree-optimization/53336
3370 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3371 non-integer integral types to offset type and vice versa.
3373 2012-05-22 Alan Modra <amodra@gmail.com>
3375 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3376 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3377 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3378 V_SAVE_INLINE): Delete.
3379 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3380 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3381 For ELF targets, use out-of-line restores for -Os and any number
3382 of regs if the restore exits, and out-of-line gp save for two or
3383 more regs. Use save_reg_p to test for holes in reg restore set.
3384 Replace "#if" with "if".
3386 2012-05-22 Alan Modra <amodra@gmail.com>
3388 * config/rs6000/rs6000.c (save_reg_p): New function.
3389 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3390 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3391 (emit_frame_save): Use gen_frame_store.
3392 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3393 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3395 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3396 vrsave, toc, gp and fp restores.
3398 2012-05-22 Alan Modra <amodra@gmail.com>
3400 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3401 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3402 Move function pointer variables after forward declarations.
3403 (rs6000_builtin_support_vector_misalignment): Make static.
3404 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3405 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3407 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3409 PR rtl-optimization/53373
3410 * caller-save.c (save_call_clobbered_regs): Look into a possible
3411 PARALLEL manually rather than using single_set on a call insn.
3413 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3415 PR tree-optimization/53436
3416 * omp-low.c (omp_build_component_ref): New function.
3417 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3419 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3423 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3424 Do not print '.' here. Output operand lossage error for unhandled
3429 <case 'z'>: Hardcode "code" argument into error strings.
3431 <case 'D'>: Merge AVX and non-AVX codes.
3432 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3433 Update call to put_condition_code.
3435 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3437 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3439 (clzsi2): New expander.
3440 (*clzsi2_68k): New insn.
3441 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3443 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3445 * gimple.h (gimple_set_in_transaction): Remove.
3446 (gimple_in_transaction): Look in BB instead.
3447 (gimple_statement_base): Remove in_transaction field.
3448 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3449 * trans-mem.c (compute_transaction_bits): Place transaction bit
3450 information into basic blocks.
3452 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3454 * expr.c (get_def_for_expr_class): Define only if
3455 HAVE_conditional_move.
3456 (convert_tree_comp_to_rtx): Likewise.
3458 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3461 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3463 (ffssi2_no_cmove): Ditto.
3464 (*ffs<mode>_1): Remove insn pattern.
3465 (*tzcnt<mode>_1): New insn pattern.
3466 (*bsf<mode>1): Ditto.
3468 2012-05-21 Richard Guenther <rguenther@suse.de>
3470 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3471 more referenced vars.
3472 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3473 flag on variables that have a var-annotation.
3475 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3478 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3479 from folded operands before wrapping another around the
3480 conditional expression.
3482 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3484 PR tree-optimization/53366
3485 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3486 tests if complex_numbers == 2, but there are non-complex number loads
3489 PR tree-optimization/53409
3490 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3491 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3493 PR tree-optimization/53410
3494 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3495 instead of build_int_cst (type, 0) where vector types might be
3496 involved. Instead of build_int_cst (type, 1) convert the original
3497 integer_onep argument to the desired type.
3499 2012-05-21 Michael Matz <matz@suse.de>
3501 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3502 (simplify_test_exp): Handle one more case of distributive law,
3503 decrease cost threshold.
3504 (tests_attr_p, get_attr_order): New functions.
3505 (optimize_attrs): Use topological order, inline only cheap values.
3506 (write_attr_set): Reset our_known_true after some time.
3508 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3511 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3512 vector argument without SSE enabled changes the ABI.
3514 2012-05-21 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/53408
3517 * tree-vect-loop.c (vectorizable_induction): Properly check
3518 the restriction that we cannot handle induction results from
3519 the inner loop outside of the outer loop.
3521 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3524 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3525 (UNSPECV_RDRAND): This.
3526 (rdrand<mode>_1): Updated.
3528 2012-05-21 Richard Guenther <rguenther@suse.de>
3530 * tree-loop-distribution.c (can_generate_builtin): Reject
3533 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3535 * Makefile.in (options.c): Add options.h to included header
3538 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3540 * tree-parloops.c : Add myself to contributors, update
3541 TODO list, add link to wiki.
3543 2012-05-21 Alan Modra <amodra@gmail.com>
3545 * config/rs6000/predicates.md (input_operand): Don't match
3546 constant pool addresses. Remove label_ref, high and plus from
3547 match_code list. Remove redundant CONSTANT_P test.
3548 (splat_input_operand): Similarly update match_code list.
3549 (small_toc_ref): New predicate.
3550 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3551 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3552 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3553 register checks to..
3554 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3555 generated by create_TOC_reference.
3556 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3557 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3558 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3559 (use_toc_relative_ref): New function, split out from..
3560 (rs6000_emit_move): ..here. Remove redundant tests. Update
3561 create_TOC_reference calls.
3562 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3563 of medium/large model toc addresses. Use use_toc_relative_ref.
3564 (print_operand): Formatting, style. Adjust for toc changes.
3565 (print_operand_address): Likewise.
3566 (rs6000_output_addr_const_extra): Likewise.
3567 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3568 than a PLUS. Use this formulation for both high and low part
3569 of -mcmodel=medium/large toc reference too. Before reload,
3570 always use the small model formulation.
3571 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3572 a PLUS in high part of addresses here.
3573 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3574 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3575 (largetoc_high, largetoc_low): Move earlier. Cope when no
3577 (largetoc_high_plus): New insn.
3578 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3579 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3580 (tocref): ..instead do so here, new insn and split.
3582 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3584 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3585 RDRND, F16C and FSGSBASE.
3587 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3589 PR rtl-optimzation/53373
3590 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3591 call pattern. Update split patterns.
3592 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3593 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3595 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3597 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3600 2012-05-18 Jan Hubicka <jh@suse.cz>
3602 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3603 (cgraph_process_new_functions): Process also aliases.
3604 * lto-streamer-out.c (struct sets): Remove.
3605 (trivally_defined_alias): Remove.
3606 (output_alias_pair_p): Remove.
3607 (output_unreferenced_globals): Remove.
3608 (produce_symtab); Do not handle alias pairs.
3609 (produce_asm_for_decls): Likewise.
3610 * lto-streamer-in.c (input_alias_pairs): Remove.
3611 (lto_read_body): Do not input alias pairs.
3612 (lto_input_constructors_and_inits): Remove.
3614 2012-05-18 Jan Hubicka <jh@suse.cz>
3616 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3619 2012-05-18 Jan Hubicka <jh@suse.cz>
3621 * cgraphbuild.c (record_reference): Update.
3622 * lto-cgraph.c (lto_output_varpool_node): External vars
3623 are not in other partition even if they are not output
3624 in current partition.
3625 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3627 (canonicalize_constructor_val): Take FROM_DECL argument.
3628 (fold_ctor_reference, fold_string_cst_ctor_reference,
3629 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3630 fold_ctor_reference): Likewise.
3631 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3632 * gimple.h (gimple_fold_builtin): Likewise.
3634 2012-05-18 Olivier Hainque <hainque@adacore.com>
3636 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3637 $(libsubdir) as libexecsubdir.
3639 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3641 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3642 relied on signed overflow behavior.
3644 2012-05-18 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/53346
3647 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3648 builtin transform even when only a single partition with
3649 all reads/writes exists.
3651 2012-05-18 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/53390
3654 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3657 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3659 * tree-ssa-reassoc.c (bip_map): Remove decl.
3660 (completely_remove_stmt): Remove function.
3661 (remove_def_if_absorbed_call): Remove function.
3662 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3663 (possibly_move_powi): Remove function.
3664 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3665 (rewrite_expr_tree_parallel): Likewise.
3666 (attempt_builtin_powi): Build multiplies explicitly rather than
3667 relying on the ops vector and rank system.
3668 (transform_stmt_to_copy): New function.
3669 (transform_stmt_to_multiply): Likewise.
3670 (reassociate_bb): Handle leftover operations after __builtin_powi
3671 optimization; build a final multiply if necessary.
3673 2012-05-18 Jan Hubicka <jh@suse.cz>
3675 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3676 (mark_functions_to_output): Fix sanity check.
3677 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3679 2012-05-18 Richard Guenther <rguenther@suse.de>
3681 * tree-flow.h (mark_symbols_for_renaming): Remove.
3682 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3683 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3684 (copy_debug_stmt): Likewise.
3685 (expand_call_inline): Likewise.
3686 (declare_return_variable): Mark the return variable for renaming
3689 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3691 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3693 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3694 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3695 (ashrdi3,lshrdi3): Likewise.
3696 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3698 2012-05-18 Meador Inge <meadori@codesourcery.com>
3700 PR rtl-optimization/53352
3701 * cse.c (equiv_constant): Ignore paradoxical subregs.
3703 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3705 PR rtl-optimization/53125
3706 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3707 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3708 die in the basic block. Correctly top off REG_FREQ and
3709 REG_FREQ_CALLS_CROSSED.
3711 (regstat_compute_ri): Allocate and free local_live_last_luid.
3713 (regstat_bb_compute_calls_crossed): Correctly top off
3714 REG_FREQ_CALLS_CROSSED.
3716 2012-05-17 Jan Hubicka <jh@suse.cz>
3718 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3719 constructor over decl without.
3720 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3721 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3722 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3724 (mark_functions_to_output): Also accept bodies for functions with
3726 (output_in_order): Skip external vars.
3727 * lto-cgraph.c (lto_output_node): External functions are never in other
3729 (lto_output_varpool_node): Likewise.
3730 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3731 forgotten initializers.
3732 * ipa.c (process_references): Handle external vars.
3733 (symtab_remove_unreachable_nodes): Update to handle external vars.
3734 (varpool_externally_visible_p): External vars are externally visible.
3735 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3736 * varpool.c (varpool_remove_node): Remove constructor.
3737 (decide_is_variable_needed): Handle externals.
3738 (varpool_remove_unreferenced_decls): Likewise.
3740 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3742 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3743 (enable_warning_as_error): Do not special case Wuninitialized.
3744 * optc-gen.awk: Add sanity checks.
3746 2012-05-17 Jan Hubicka <jh@suse.cz>
3748 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3749 that might change as result of global optimization.
3750 (analyze_function): Do not check analyzed and externally_visible
3751 flags; be happy about address dereferences.
3752 (propagate): Prune all_module_statics so it really contains just
3753 statics; prune all the local summaries.
3754 (ipa_reference_write_optimization_summary): Simplify.
3756 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3758 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3759 * config/m68k/m68k-tables.opt: Regenerated.
3760 * doc/invoke.texi (M680x0 Options): Document.
3762 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3763 Patrick Marlier <patrick.marlier@gmail.com>
3765 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3768 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3770 * configure: Regenerated.
3772 2012-05-16 Andrew Pinski <apinski@cavium.com>
3774 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3777 2012-05-16 David S. Miller <davem@davemloft.net>
3779 * jump.c (delete_related_insns): If we remove a CALL, make sure
3780 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3782 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3784 PR tree-optimization/53217
3785 * tree-ssa-reassoc.c (bip_map): New static variable.
3786 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3787 (attempt_builtin_powi): Save feeding multiplies on a stack.
3788 (reassociate_bb): Create and destroy bip_map.
3790 2012-05-16 Olivier Hainque <hainque@adacore.com>
3792 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3793 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3794 Add comments and improve stamp preservation across the whole sequence.
3795 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3797 2012-05-16 Richard Guenther <rguenther@suse.de>
3799 * tree-inline.c (insert_init_stmt): Do not call
3800 mark_symbols_for_renaming.
3801 (setup_one_parameter): Avoid initializing unused parameters.
3802 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3803 return vars in SSA form.
3805 2012-05-16 Richard Guenther <rguenther@suse.de>
3807 * tree-flow.h (get_virtual_var): Remove.
3808 * tree-dfa.c (get_virtual_var): Likewise.
3810 2012-05-16 Richard Guenther <rguenther@suse.de>
3812 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3813 Remove set-only bitmap of new names.
3814 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3816 * tree-flow.h (ssa_names_to_replace): Remove.
3817 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3819 2012-05-16 Richard Guenther <rguenther@suse.de>
3821 PR tree-optimization/53364
3822 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3823 detect a view-conversion of the decl.
3825 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3827 PR preprocessor/7263
3828 * c-tree.h (enum c_declspec_word): Declare new enum.
3829 (struct c_declspecs::locations): New member.
3830 (declspecs_add_qual, declspecs_add_scspec)
3831 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3833 * c-decl.c (build_null_declspecs): Initialize the new struct
3834 c_declspecs::locations member.
3835 (declspecs_add_addrspace): Take a location parameter for the
3836 address space. Store it onto declaration specifiers.
3837 (declspecs_add_qual): Likewise, take a location parameter for the
3839 (declspecs_add_type): Likewise, take a location parameter for the
3841 (declspecs_add_scspec): Likewise, take a location parameter for
3842 the storage class specifier.
3843 (declspecs_add_attrs): Likewise, take a location parameter for the
3845 (declspecs_add_alignas): Likewise, take a location parameter for
3847 (finish_declspecs): For diagnostics, use the location of the
3848 relevant declspec, instead of the global input_location.
3849 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3850 virtual location of the declspec to the declspecs-setters.
3851 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3854 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3856 * configure.ac: Stack protector enabling for Android targets.
3857 * configure: Regenerate.
3859 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3861 * ira.c (pseudo_move_insn): Delete.
3862 (find_moveable_pseudos): Don't set it.
3863 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3864 the definitions of the original pseudo. Delete all of them.
3866 2012-05-16 Olivier Hainque <hainque@adacore.com>
3868 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3870 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3871 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3872 * config/rs6000/8540.md: indicate that the units/patterns apply to
3875 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3876 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3877 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3878 related flags, check that what is queried is supported by the selected
3879 configuration. Rework the single/double_float and MASK_STRING resets to
3880 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3881 costs for PROCESSOR_PPC8548 as well.
3882 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3883 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3884 statement instead of a sequence of ifs.
3886 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3887 (TARGET_NO_LWSYNC): Adjust accordingly.
3888 * config/rs6000/e500.h (TARGET_E500): Remove.
3889 (CHECK_E500_OPTIONS): Adjust accordingly.
3890 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3891 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3892 * config/rs6000/linuxspe.h: Likewise.
3893 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3894 superfluous comments.
3895 * config/rs6000/e500-double.h: Remove.
3897 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3898 default to with_cpu=8548 if --enable-e500-double, and to 8540
3900 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3901 of e500-double.h for --enable-e500-double.
3903 2012-05-16 Olivier Hainque <hainque@adacore.com>
3905 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3906 -e d in sed invocation.
3908 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3910 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3912 * doc/tm.texi: Regenerate.
3914 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3916 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3918 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3921 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3922 that operands[2] is either immediate, or q_regs_operand.
3924 2012-05-15 Richard Guenther <rguenther@suse.de>
3926 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3927 (assemble_thunk): Likewise. Manually rename and register
3930 2012-05-15 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/53355
3933 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3936 2012-05-15 Tristan Gingold <gingold@adacore.com>
3938 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3940 2012-05-15 Richard Guenther <rguenther@suse.de>
3942 * gimple.c (gimple_set_modified): Move ...
3943 * gimple.h (gimple_set_modified): ... here.
3945 2012-05-15 Tristan Gingold <gingold@adacore.com>
3947 * ira-color.c (move_spill_restore): Add a guard.
3949 2012-05-15 Tristan Gingold <gingold@adacore.com>
3951 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3954 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3956 * gimplify.c (gimplify_init_constructor): Do a block move for very
3957 small objects as well.
3959 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3961 * ira.c (find_moveable_pseudos): Skip registers whose
3962 DF_REG_EQ_USE_COUNT is nonzero.
3964 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3966 * doc/md.texi (fma): Define to only be applicable for single rounding.
3968 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3972 generate target register for "load" class builtins.
3975 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3978 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3979 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3980 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3981 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3982 (<sse>_movu<ssemodesuffix>): New expander.
3983 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3984 (avx_movdqu<avxmodesuffix>): New expander.
3985 (*sse2_movdqu): Rename from sse2_movdqu.
3986 (sse2_movdqu): New expander.
3988 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3991 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3992 (canonicalize_perm): ... new function.
3993 (expand_vec_perm_2vperm2f128_vshuf): New function.
3994 (ix86_expand_vec_perm_const_1): Call it.
3996 2012-05-14 Andrew Pinski <apinski@cavium.com>
3997 H.J. Lu <hongjiu.lu@intel.com>
3998 Jakub Jelinek <jakub@redhat.com>
4001 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4004 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4006 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4007 lineno 1 the same as lineno 0 before first start file directive.
4008 (optimize_macinfo_range): Likewise.
4010 * dwarf2out.c (have_macinfo): Define.
4011 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4012 attribute, don't force empty compilation unit and don't emit any
4013 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4015 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4018 * config/avr/avr.c (avr_const_address_lo16): Remove.
4019 (avr_assemble_integer): Print ".byte lo8(x)",
4020 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4021 .warning if 3-byte address is assembled.
4022 * doc/extend.texi (AVR Named Address Spaces): Document that
4023 binutils 2.23 is needed to assemble 3-byte addresses.
4025 2012-05-14 Richard Guenther <rguenther@suse.de>
4027 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4028 call to mark_symbols_for_renaming.
4029 (vect_permute_load_chain): Likewise.
4030 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4031 instead of calling mark_symbols_for_renaming.
4032 * tree-vect-stmts.c (read_vector_array): Remove call to
4033 mark_symbols_for_renaming.
4034 (write_vector_array): Likewise.
4035 (vectorizable_call): Likewise.
4036 (vectorizable_store): Likewise.
4037 (vectorizable_load): Likewise.
4038 * matrix-reorg.c (transform_allocation_sites): Likewise.
4039 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4040 (create_expression_by_pieces): Likewise.
4042 2012-05-14 Richard Guenther <rguenther@suse.de>
4044 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4045 of statements for renaming.
4046 (force_gimple_operand_1): Likewise, consistently for both
4047 calls to force_gimple_operand and force_gimple_operand_gsi.
4049 2012-05-14 Richard Guenther <rguenther@suse.de>
4051 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4052 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4054 (expand_omp_for): Likewise.
4055 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4056 Use make_rename_temp for temporaries that should be rewritten into
4058 (expand_omp_for_static_nochunk): Likewise.
4059 (expand_omp_atomic_pipeline): Likewise.
4061 2012-05-14 Richard Guenther <rguenther@suse.de>
4063 PR tree-optimization/53331
4064 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4066 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4068 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4071 * doc/options.texi: (LangEnabledBy): Document it.
4072 * optc-gen.awk: Handle LangEnabledBy.
4073 * opth-gen.awk: Generate declaration for lang-specific functions.
4074 * opt-read.awk: Record lang numbers.
4075 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4076 (lang_sanitized_name): New.
4078 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4080 * attribs.c (decl_attributes): Avoid emitting a warning if
4082 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4083 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4084 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4085 define a string "1".
4086 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4087 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4088 BUILT_IN_STRCPY): Use it for these functions.
4089 * postreload.c (reload_combine): Deal with SETs inside
4090 CALL_INSN_FUNCTION_USAGE.
4091 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4092 Look for REG_RETURNED notes and use a cheap restore if possible.
4093 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4094 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4095 * ira-build.c (ira_create_allocno, create_cap_allocno,
4096 propagate_allocno_info, propagate_some_info_from_allocno,
4097 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4098 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4099 find_call_crossed_cheap_reg): New static functions.
4100 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4101 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4102 a REG_RETURNED note in that case.
4103 * ira.c (setup_reg_renumber): Change assert to allow cases where
4104 allocnos only cross calls for which they are cheap to restore.
4105 * ira-costs.c (ira_tune_allocno_costs): Compare
4106 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4108 * reg-notes.def (REG_RETURNED): New note.
4109 * cse.c (cse_insn): Likewise.
4110 * sched-deps.c (sched_analyze_insn): Likewise.
4111 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4112 * calls.c (decl_return_flags): New static function.
4113 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4114 functions that return one of their arguments.
4115 * regcprop.c (struct kill_set_value_data): New.
4116 (kill_set_value): Interpret data as a pointer to such a struct.
4117 Do nothing if the caller wants the register to be ignored.
4118 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4120 2012-05-14 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/53340
4123 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4125 2012-05-14 Richard Guenther <rguenther@suse.de>
4127 * gimplify.c (gimplify_expr): Remove odd code.
4129 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4131 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4132 into a PLUS_EXPR byte offset.
4134 * tree-ssa-pre.c (can_value_number_call): Delete.
4135 (compute_avail): Skip all statements with side effects.
4136 <GIMPLE_CALL>: Skip calls to internal functions.
4138 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4140 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4142 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4144 * common.opt (Wtype-limits): Use EnabledBy.
4146 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4148 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4149 (pushtf splitter): Ditto.
4151 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4152 (<code>tf2): Enable for TARGET_SSE.
4153 (*absnegtf2_sse): Ditto.
4154 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4155 (copysign<mode>3_const): Ditto.
4156 (copysign<mode>3_var): Ditto.
4157 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4158 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4159 (*<code>tf3): Ditto.
4160 * config/i386/i386.c (struct builtin_description bdesc_args)
4161 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4162 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4163 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4164 Emit a normal call if SSE isn't available.
4166 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4169 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4170 (<code><mode>3): Ditto.
4171 (*andnot<mode>3): Ditto.
4172 (*andnottf3): Ditto.
4173 (*<code><mode>3): Ditto.
4176 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4178 * optc-gen.awk: Error instead of warning for conflicting help.
4180 2012-05-12 Jason Merrill <jason@redhat.com>
4183 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4186 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4188 * function.c (requires_stack_frame_p): If the function can throw
4189 non-call exceptions, return true if the insn can throw internally.
4191 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4193 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4195 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4197 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4198 ORDERED and UNORDERED conditions.
4200 2012-05-11 Richard Guenther <rguenther@suse.de>
4202 * tree-flow.h (referenced_var_check_and_insert): Remove.
4203 (find_new_referenced_vars): Likewise.
4204 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4205 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4206 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4207 instead of find_new_referenced_vars.
4208 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4210 2012-05-11 Richard Guenther <rguenther@suse.de>
4212 * tree-pass.h (pass_rest_of_compilation,
4213 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4215 * passes.c (pass_all_optimizations, pass_postreload,
4216 pass_all_early_optimizations): Make static.
4217 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4218 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4219 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4220 (delete_tree_ssa): Do not call fini_phinodes.
4221 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4223 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4226 * doc/options.texi (EnabledBy): Document
4227 * opts.c: Include opts.h and options.h before tm.h.
4228 (finish_options): Do not handle some sub-options here...
4229 (common_handle_option): ... instead call common_handle_option_auto
4231 * optc-gen.awk: Handle EnabledBy.
4232 * opth-gen.awk: Declare common_handle_option_auto.
4233 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4234 (Wmaybe-uninitialized): Likewise.
4235 (Wunused-but-set-variable): Likewise.
4236 (Wunused-function): Likewise.
4237 (Wunused-label): Likewise.
4238 (Wunused-value): Likewise.
4239 (Wunused-variable): Likewise.
4240 * opt-read.awk: Create opt_numbers array.
4242 2012-05-11 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/53295
4245 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4247 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4248 strides when analyzing data-references in a loop context.
4249 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4250 non-constant strides for now.
4251 (vect_enhance_data_refs_alignment): Ignore data references
4252 that are strided loads.
4253 (vect_analyze_data_ref_access): Handle non-constant strides.
4254 (vect_check_strided_load): Verify the data-reference is a load.
4255 (vect_analyze_data_refs): Restructure to make strided load
4256 support not dependent on gather support.
4257 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4258 when doing strided or gather loads.
4259 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4260 integer_zerop to compare stride with zero.
4262 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4264 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4266 2012-05-11 Jan Hubicka <jh@suse.cz>
4269 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4270 that output_constant_pool missed.
4272 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4274 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4275 MULTILIB_EXTRA_OPTS.
4277 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4282 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4285 optimization for TARGET_AVX.
4286 (*movti_internal_sse): Ditto.
4287 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4288 (*movdi_internal): Ditto.
4289 (*movsi_internal): Ditto.
4290 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4291 (*movdf_internal_rex64): Ditto.
4292 (*movfd_internal): Ditto.
4293 (*movsf_internal): Ditto.
4294 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4296 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4298 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4299 reference as size attribute.
4301 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4302 Tristan Gingold <gingold@adacore.com>
4304 * doc/md.texi (Standard Names): Document probe_stack_address.
4305 * explow.c (emit_stack_probe): Handle probe_stack_address.
4306 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4307 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4308 (probe_stack_address): New insn.
4309 (probe_stack_range): Likewise.
4310 * config/ia64/ia64.c: Include common/common-target.h.
4311 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4312 checking is enabled.
4313 (ia64_emit_probe_stack_range): New function.
4314 (output_probe_stack_range): Likewise.
4315 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4316 builtin stack checking is enabled.
4317 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4318 and UNSPECV_PROBE_STACK_ADDRESS.
4319 (unknown_for_bundling_p): New predicate.
4320 (group_barrier_needed): Use important_for_bundling_p.
4321 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4322 (issue_nops_and_insn): Likewise.
4323 (bundling): Likewise.
4324 (final_emit_insn_group_barriers): Likewise.
4325 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4326 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4327 (STACK_CHECK_PROTECT): Likewise.
4328 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4330 2012-05-10 Jan Hubicka <jh@suse.cz>
4332 * ipa-inline.c (update_all_callee_keys): Remove.
4333 (inline_small_functions): Simplify priority updating.
4335 2012-05-10 Jan Hubicka <jh@suse.cz>
4337 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4339 2012-05-10 Jan Hubicka <jh@suse.cz>
4341 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4342 (symtab_remove_unreachable_nodes): ... this one.
4343 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4344 * cgraphunit.c (ipa_passes): Update.
4345 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4346 * cgraph.c (cgraph_release_function_body): Only turn initial
4347 into error mark when initial was previously set.
4348 * ipa-inline.c (ipa_inline): Update.
4349 * ipa.c: Include ipa-inline.h
4350 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4351 (enqueue_node): New function.
4352 (process_references): Update.
4353 (symtab_remove_unreachable_nodes): Cleanup.
4354 * passes.c (execute_todo, execute_one_pass): Update.
4356 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4358 PR rtl-optimization/53125
4359 * ira.c (ira): Call find_moveable_pseudos and
4360 move_unallocated_pseudos if only ira_conflicts_p is true.
4362 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.md (*movoi_internal_avx): Handle
4365 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4366 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4367 (*movti_internal_sse): Ditto.
4368 (*movtf_internal): Ditto.
4369 * config/i386/sse.md (ssePSmode): New mode attribute.
4370 (*move<mode>_internal): Use ssePSmode.
4371 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4372 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4373 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4374 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4376 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4378 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4379 DECL_ORIGINAL_TYPE if it is present.
4381 2012-05-10 Nick Clifton <nickc@redhat.com>
4384 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4385 a "0" constraint to being a (match_dup 0).
4387 2012-05-10 Richard Guenther <rguenther@suse.de>
4389 * stor-layout.c (byte_from_pos): Amend comment.
4391 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4393 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4394 Document requirement to call in constructors.
4396 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4398 2012-05-10 Richard Guenther <rguenther@suse.de>
4400 * tree.h (TYPE_IS_SIZETYPE): Remove.
4401 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4402 (extract_muldiv_1): Likewise.
4403 * gimple.c (gtc_visit): Likewise.
4404 (gimple_types_compatible_p): Likewise.
4405 (iterative_hash_canonical_type): Likewise.
4406 (gimple_canonical_types_compatible_p): Likewise.
4407 * gimplify.c (gimplify_one_sizepos): Likewise.
4408 * print-tree.c (print_node): Likewise.
4409 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4411 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4414 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4415 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4416 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4417 instead of xop_mulv2div2di3_low.
4418 (xop_p<macs>dql): Fix vec_select selector.
4419 (xop_p<macs>dqh): Ditto.
4420 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4421 (xop_mulv2div2di3_high): Ditto.
4423 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4426 * diagnostic.h (diagnostic_context): Add last_location.
4427 * diagnostic.c (diagnostic_initialize): Initialize it.
4428 (diagnostic_show_locus): Use it.
4430 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4432 * doc/extend.texi (Function Attributes): Point xref to section
4435 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4437 * config/i386/i386.c (*movdf_internal_rex64): Remove
4438 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4439 Calculate "mode" attribute according to
4440 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4441 (*movdf_internal): Ditto.
4443 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4446 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4447 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4448 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4449 or when optimizing for size.
4450 * config/i386/sse.md (*mov<mode>_internal): Remove
4451 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4452 Calculate "mode" attribute according to optimize_function_for_size_p
4453 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4454 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4455 depending on the mode of the instruction. Calculate "mode" attribute
4456 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4457 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4458 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4460 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4463 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4464 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4465 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4466 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4467 (expand_prologue): Move initialization of cfun->machine->is_naked,
4468 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4469 (avr_set_current_function): ...this new static function.
4470 (TARGET_SET_CURRENT_FUNCTION): New define.
4471 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4472 checking attributes of current_function_decl.
4473 (avr_regs_to_save): Ditto.
4474 (signal_function_p): Rename to avr_signal_function_p.
4475 (interrupt_function_p): Rename to avr_interrupt_function_p.
4477 * doc/extend.texi (Function Attributes): Better explanation of
4478 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4481 2012-05-09 Michael Matz <matz@suse.de>
4483 PR tree-optimization/53185
4484 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4485 peeling when we see strided loads.
4487 2012-05-09 Matthias Klose <doko@ubuntu.com>
4489 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4491 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4493 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4494 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4495 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4496 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4497 (USE_LOAD_POST_INCREMENT): Define.
4498 (USE_LOAD_PRE_INCREMENT): Define.
4499 (USE_LOAD_POST_DECREMENT): Define.
4500 (USE_LOAD_PRE_DECREMENT): Define.
4501 (USE_STORE_PRE_DECREMENT): Define.
4502 (USE_STORE_PRE_INCREMENT): Define.
4503 (USE_STORE_POST_DECREMENT): Define.
4504 (USE_STORE_POST_INCREMENT): Define.
4505 (arm_auto_incmodes): Add enumeration.
4506 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4507 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4509 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4511 PR tree-optimization/53226
4512 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4513 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4514 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4515 doesn't need to be revisited, look for earliest stmt with
4516 !gimple_plf (stmt, GF_PLF_1) if something changed.
4518 2012-05-09 Terry Guo <terry.guo@arm.com>
4520 * genmultilib: Update copyright dates.
4521 * doc/fragments.texi: Ditto.
4523 2012-05-09 Terry Guo <terry.guo@arm.com>
4525 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4526 * genmultilib (MULTILIB_REQUIRED): New.
4527 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4529 2012-05-09 Richard Guenther <rguenther@suse.de>
4531 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4532 (vect_do_peeling_for_loop_bound): Likewise.
4533 (vect_do_peeling_for_alignment): Likewise.
4534 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4535 (vect_do_peeling_for_loop_bound): Get check_profitability and
4536 threshold as parameters.
4537 (vect_do_peeling_for_alignment): Likewise.
4538 (vect_loop_versioning): Likewise.
4539 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4540 and threshold here. Control where to put the check here.
4542 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4545 * dwarf2out.h (get_address_mode): Move declaration to...
4547 * dwarf2out.c (get_address_mode): Move definition to...
4548 * rtlanal.c: ...here.
4549 * var-tracking.c (get_address_mode): Delete.
4550 * combine.c (find_split_point): Use get_address_mode instead of
4551 targetm.addr_space.address_mode.
4552 * cselib.c (cselib_record_sets): Likewise.
4553 * dse.c (canon_address, record_store): Likewise.
4554 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4555 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4556 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4557 (expand_expr_real_1): Likewise.
4558 * ifcvt.c (noce_try_cmove_arith): Likewise.
4559 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4560 * reload.c (find_reloads): Likewise.
4561 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4562 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4564 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4566 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4567 information from the instruction produced.
4569 2012-05-09 Richard Guenther <rguenther@suse.de>
4571 * stor-layout.c (bit_from_pos): Document.
4572 (byte_from_pos): Likewise. Optimize.
4573 (pos_from_bit): Likewise.
4574 (normalize_offset): Use pos_from_bit instead of replicating it.
4576 2012-05-09 Alan Modra <amodra@gmail.com>
4579 * config/rs6000/rs6000.c (gen_frame_set): New function.
4580 (gen_frame_load, gen_frame_store): New functions.
4581 (rs6000_savres_rtx): Use the above.
4582 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4583 Correct mode used for CR2 in save/restore_world patterns.
4584 Don't emit instructions for eh_return frame unwind reg info.
4586 2012-05-08 Jan Hubicka <jh@suse.cz>
4588 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4590 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4592 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4594 (compile_file): Do not output variables.
4595 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4597 * langhooks.c: Include timevar.h
4598 (write_global_declarations): Finalize compilation unit after wrapup;
4599 set timevars correctly.
4600 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4601 not to be added to varpool.
4602 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4603 only on cases where it makes sense; skip constant pool and value expr
4606 2012-05-08 David S. Miller <davem@davemloft.net>
4608 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4609 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4610 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4612 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4614 PR rtl-optimization/53278
4615 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4616 speed_p code from earlier patch.
4618 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4621 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4623 2012-05-08 Teresa Johnson <tejohnson@google.com>
4625 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4626 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4628 2012-05-08 Jan Hubicka <jh@suse.cz>
4630 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4631 (cgraph_create_node_1): Rename to ...
4632 (cgraph_create_empty_node): ... this one; export.
4633 (cgraph_create_node): Update.
4634 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4635 (cgraph_create_edge_including_clones): Likewise.
4636 (cgraph_find_replacement_node): Likewise.
4637 (cgraph_clone_edge): Likewise.
4638 (cgraph_clone_node): Likewise.
4639 (clone_function_name): Likewise.
4640 (cgraph_create_virtual_clone): Likewise.
4641 (cgraph_remove_node_and_inline_clones): Likewise.
4642 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4643 * cgraph.h: Reorder declarations so they match file of origin.
4644 (cgraph_create_empty_node): Declare.
4645 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4646 (cgraph_copy_node_for_versioning): Likewise.
4647 (cgraph_function_versioning): Likewise.
4648 (cgraph_materialize_clone): Likewise.
4649 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4650 (cgraph_materialize_all_clones): Likewise.
4651 * cgraphclones.c: New file.
4652 * Makefile.in: Update for cgraphclones.
4654 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4658 (ix86_rtx_costs): Handle SET.
4660 2012-05-08 Michael Matz <matz@suse.de>
4662 * basic-block.h (struct rtl_bb_info): Remove visited member and
4663 move head_ member to ...
4664 (struct basic_block_def.basic_block_il_dependent): ... the new
4665 member x, replacing but containing old member rtl.
4666 (enum bb_flags): New BB_VISITED flag.
4667 (BB_HEADER, BB_FOOTER): New macros.
4669 * jump.c (mark_all_labels): Adjust.
4670 * cfgcleanup.c (try_optimize_cfg): Adjust.
4671 * cfglayout.c (record_effective_endpoints): Adjust.
4672 (relink_block_chain): Ditto (and don't fiddle with visited).
4673 (fixup_reorder_chain): Adjust.
4674 (fixup_fallthru_exit_predecessor): Ditto.
4675 (cfg_layout_duplicate_bb): Ditto.
4676 * combine.c (update_cfg_for_uncondjump): Adjust.
4677 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4678 (bb_visited_trace): New accessor.
4679 (mark_bb_visited): Move in front.
4680 (rotate_loop): Use bb_visited_trace.
4681 (find_traces_1_round): Ditto.
4682 (emit_barrier_after): Ditto.
4683 (copy_bb): Ditto, and initialize visited on resize.
4684 (reorder_basic_blocks): Initize visited member.
4685 (duplicate_computed_gotos): Clear bb flags at start, use
4688 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4689 (rtl_verify_flow_info_1): Ditto.
4690 (cfg_layout_split_block): Ditto.
4691 (cfg_layout_delete_block): Ditto.
4692 (cfg_layout_merge_blocks): Ditto.
4693 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4695 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4698 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4699 when a constant source operand matches an "I" constraint, the "no
4700 CC0 change" applies to a register-destination only, not a
4701 strict_low_part-destination.
4703 2012-05-08 Richard Guenther <rguenther@suse.de>
4705 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4706 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4708 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4710 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4712 * doc/avr-mmcu.texi: New auto-generated file.
4713 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4714 to document all valid -mmcu= arguments.
4716 * config/avr/avr.h (arch_info_s): New struct definition.
4717 * config/avr/avr-devices.c (avr_texinfo): New variable.
4718 * config/avr/gen-avr-mmcu-texi.c: New file.
4719 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4721 2012-05-08 Dehao Chen <dehao@google.com>
4723 * predict.c (find_qualified_ssa_name): New.
4724 (find_ssa_name_in_expr): New.
4725 (find_ssa_name_in_assign_stmt): New.
4726 (is_comparison_with_loop_invariant_p): New.
4727 (is_bound_expr_similar): New.
4728 (predict_iv_comparison): New.
4729 (predict_loops): Add heuristic for loop-nested branches that compare an
4730 induction variable to a loop bound variable.
4731 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4733 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4735 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4736 TARGET_BDVER2 defines where appropriate.
4738 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4740 * configure.ac (PLUGIN_LD): Rename into...
4741 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4742 * config.in: Regenerate.
4743 * configure: Likewise.
4744 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4746 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4748 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4749 computation using the precision of the index type.
4750 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4751 (fold_array_ctor_reference): Do index computations in the index type.
4753 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4755 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4756 down to plus_constant.
4757 (expand_epilogue): Ditto.
4759 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4761 * postreload.c (reload_cse_regs): Make static.
4762 * reload.h (reload_cse_regs): Remove prototype.
4764 2012-05-07 Richard Henderson <rth@redhat.com>
4766 * config/alpha/alpha.md (clear_cache): New pattern.
4768 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4771 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4772 is folded to a type boundary value, verify that the resulting case
4773 label is still a care range.
4775 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4778 only for TARGET_GENERIC, when not optimizing for size.
4779 (*ffs<mode>_1): Ditto.
4781 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4783 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4785 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4787 PR tree-optimization/53239
4788 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4789 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4791 2012-05-07 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/53195
4794 * tree-inline.c (setup_one_parameter): Properly add referenced
4795 vars from the parameters new known value.
4797 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4799 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4800 (sched_branch_type): Remove.
4801 (m68k_sched_md_init_global): Don't allocate it.
4802 (m68k_sched_md_finish_global): Don't free it.
4803 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4804 * config/m68k/m68k.md: Set the type of insns using
4805 m68k_sched_branch_type to bcc directly.
4807 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4809 * config/sol2.c (solaris_override_options): New function.
4810 * config/sol2-protos.h (solaris_override_options): Declare.
4811 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4813 2012-05-07 Richard Guenther <rguenther@suse.de>
4815 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4816 whether we failed to compute data dependences.
4817 (loop_prefetch_arrays): Fail if we failed.
4819 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4820 Paolo Bonzini <bonzini@gnu.org>
4822 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4823 Emit bsf when optimizing for size.
4824 (*ffs<mode>_1): Ditto.
4826 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4829 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4831 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4835 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4836 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4838 (*bswapdi2_doubleword): New insn pattern.
4839 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4841 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4843 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4844 (mips_set_reg_reg_cost): Likewise.
4845 (mips_rtx_costs): Handle SET.
4847 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4849 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4850 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4851 to compute the cost of moves. Set the mode of the target register.
4853 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4855 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4856 plus_constant function.
4857 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4858 that the mode is sensible.
4859 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4860 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4863 * alias.c (canon_rtx): Likewise.
4864 (init_alias_analysis): Likewise.
4865 * builtins.c (expand_builtin_return_addr)
4866 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4867 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4868 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4869 (expand_builtin_stpcpy): Likewise.
4870 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4871 (compute_argument_addresses, internal_arg_pointer_based_exp)
4872 (expand_call, emit_library_call_value_1): Likewise.
4873 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4874 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4875 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4876 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4877 (use_related_value, fold_rtx): Likewise.
4878 * cselib.c (cselib_subst_to_values): Likewise.
4879 * dse.c (record_store, check_mem_read_rtx): Likewise.
4880 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4881 * emit-rtl.c (adjust_address_1): Likewise.
4882 * except.c (sjlj_emit_function_enter)
4883 (expand_builtin_extract_return_addr)
4884 (expand_builtin_frob_return_addr): Likewise.
4885 * expmed.c (expand_divmod): Likewise.
4886 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4887 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4888 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4889 * function.c (assign_stack_local_1)
4890 (instantiate_virtual_regs_in_rtx): Likewise.
4891 * optabs.c (prepare_cmp_insn): Likewise.
4892 * recog.c (offsettable_address_addr_space_p): Likewise.
4893 * reload.c (find_reloads_address, form_sum)
4894 (find_reloads_subreg_address): Likewise.
4895 * reload1.c (init_reload, eliminate_regs_1)
4896 (eliminate_regs_in_insn): Likewise.
4897 * simplify-rtx.c (simplify_unary_operation_1)
4898 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4899 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4900 (vt_add_function_parameter): Likewise.
4902 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4903 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4904 * config/alpha/alpha.c (alpha_legitimize_address_1)
4905 (get_unaligned_address, alpha_expand_unaligned_load)
4906 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4907 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4908 (alpha_expand_builtin_establish_vms_condition_handler)
4909 (alpha_setup_incoming_varargs, emit_frame_store_1)
4910 (alpha_expand_prologue, alpha_expand_epilogue)
4911 (alpha_use_linkage): Likewise.
4912 * config/alpha/alpha.md: Likewise.
4914 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4915 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4916 (thumb_legitimize_address, arm_gen_load_multiple_1)
4917 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4918 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4919 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4920 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4921 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4922 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4923 (thumb_expand_movmemqi, arm_set_return_address)
4924 (thumb_set_return_address): Likewise.
4925 * config/arm/arm.md: Likewise.
4927 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4928 (avr_prologue_setup_frame, expand_epilogue)
4929 (avr_const_address_lo16): Likewise.
4931 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4932 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4933 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4934 (bfin_output_mi_thunk): Likewise.
4936 * config/c6x/c6x.c (c6x_initialize_trampoline)
4937 (c6x_output_mi_thunk): Likewise.
4939 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4940 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4942 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4943 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4944 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4945 * config/cris/cris.md: Likewise.
4947 * config/darwin.c (machopic_indirect_data_reference)
4948 (machopic_legitimize_pic_address): Likewise.
4950 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4951 (epiphany_expand_prologue, epiphany_expand_epilogue)
4952 (epiphany_trampoline_init): Likewise.
4953 * config/epiphany/epiphany.md: Likewise.
4955 * config/fr30/fr30.c (fr30_move_double): Likewise.
4957 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4958 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4959 (frv_index_memory, unspec_got_name, frv_find_base_term)
4960 (frv_output_dwarf_dtprel): Likewise.
4962 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4963 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4965 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4966 * config/i386/i386.c (setup_incoming_varargs_64)
4967 (setup_incoming_varargs_ms_64, choose_baseaddr)
4968 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4969 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4970 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4971 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4972 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4973 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4974 (x86_output_mi_thunk): Likewise.
4975 * config/i386/i386.md: Likewise.
4977 * config/ia64/ia64.c (ia64_expand_load_address)
4978 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4979 (do_spill, ia64_trampoline_init): Likewise.
4981 * config/iq2000/iq2000.c (iq2000_va_start)
4982 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4983 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4984 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4986 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4988 * config/m32c/m32c.c (m32c_return_addr_rtx)
4989 (m32c_expand_insv): Likewise.
4991 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4992 (m32r_legitimize_pic_address, m32r_print_operand)
4993 (m32r_print_operand_address): Likewise.
4995 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4996 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4997 (EH_RETURN_HANDLER_RTX): Likewise.
4998 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4999 (m68k_expand_epilogue, legitimize_pic_address)
5000 (m68k_output_mi_thunk): Likewise.
5001 * config/m68k/m68k.md: Likewise.
5003 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5004 (mcore_expand_epilog): Likewise.
5005 * config/mcore/mcore.md: Likewise.
5007 * config/mep/mep.c (mep_allocate_initial_value)
5008 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5010 * config/microblaze/microblaze.c (double_memory_operand)
5011 (microblaze_block_move_loop): Likewise.
5013 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5014 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5015 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5016 (mips_expand_prologue, mips_epilogue_set_cfa)
5017 (mips_expand_epilogue): Likewise.
5018 * config/mips/mips.md: Likewise.
5020 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5021 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5023 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5024 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5026 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5027 (EH_RETURN_HANDLER_RTX): Likewise.
5028 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5030 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5031 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5032 (pa_return_addr_rtx, hppa_builtin_saveregs)
5033 (pa_trampoline_init): Likewise.
5034 * config/pa/pa.md: Likewise.
5036 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5038 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5040 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5041 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5042 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5043 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5044 (rs6000_emit_epilogue)
5045 (rs6000_machopic_legitimize_pic_address): Likewise.
5047 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5049 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5050 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5051 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5052 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5053 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5054 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5055 (s390_emit_epilogue, s390_function_profiler): Likewise.
5056 * config/s390/s390.md: Likewise.
5058 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5060 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5061 (sh_output_mi_thunk): Likewise.
5062 * config/sh/sh.md: Likewise.
5064 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5065 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5066 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5067 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5068 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5069 (emit_and_preserve): Likewise.
5070 * config/sparc/sparc.md: Likewise.
5072 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5073 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5074 (spu_setup_incoming_varargs, ea_load_store_inline)
5075 (spu_expand_load): Likewise.
5077 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5078 (combine_bnp): Likewise.
5080 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5081 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5082 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5084 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5085 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5086 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5088 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5089 * config/v850/v850.md: Likewise.
5091 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5092 (EH_RETURN_HANDLER_RTX): Likewise.
5093 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5094 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5095 (print_operand_address, vax_trampoline_init): Likewise.
5097 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5098 (xtensa_function_value_regno_p): Likewise.
5100 2012-05-04 Andrew Pinski <apinski@cavium.com>
5102 * expr.c (get_def_for_expr_class): New function.
5103 (convert_tree_comp_to_rtx): New function.
5104 (expand_cond_expr_using_cmove): New function.
5105 (expand_expr_real_2 <case COND_EXPR>): Call
5106 expand_cond_expr_using_cmove first and return if it succeeds.
5107 Remove the check for HAVE_conditional_move since we should have
5108 already converted it to a conditional move.
5109 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5110 modes of DImode for 32bits and TImode.
5112 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5115 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5116 (print_md_ptr_loc, print_c_condition): Use them.
5117 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5118 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5119 attr_file, dfa_file, latency_file): New global variables.
5120 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5121 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5122 write_attr_get, write_insn_cases, write_eligible_delay,
5123 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5125 (write_header, open_outfile, handle_arg): New funcions.
5126 (make_automaton_attrs): Write prototypes as extern to the output
5128 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5129 names from the command line. Open the output files and write out
5130 internal functions for DFA functions to dfa_file_name, insn latency
5131 functions to latency_file_name, and everything else to attr_file.
5132 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5133 (BACKEND): Build libbackend first.
5134 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5135 (.PRECIOUS): Likewise.
5136 (insn-dfatab.o): New rule.
5137 (insn-latencytab.o): New rule.
5138 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5139 (s-attrtab): New rule.
5141 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5143 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5144 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5145 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5146 * reorg.c (get_jump_flags): Do not set the removed flags.
5148 * doc/md.texi (attr_flag): Update for abovementioned changes.
5150 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5154 (TARGET_CMOV): Rename from TARGET_CMOVE.
5155 (TARGET_CMOVE): New define.
5156 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5157 Do not set TARGET_CMOVE here.
5159 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5161 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5162 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5163 -Wunused is activated.
5164 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5166 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5168 * config/s390/s390.md (*movmem_short, *clrmem_short)
5169 (*cmpmem_short): Move the mode check from the insn condition to
5172 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5174 PR tree-optimization/52633
5175 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5176 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5177 (vect_recog_over_widening_pattern): Remove handling of code that was
5178 already detected as over-widening pattern. Remove special handling
5179 of "unsigned" cases. Instead, support general case of conversion
5180 of the shift result to another type.
5182 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5184 * tree-vect-patterns.c (vect_single_imm_use): New function.
5185 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5186 (vect_recog_over_widening_pattern): Likewise.
5187 (vect_recog_widen_shift_pattern): Likewise.
5189 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5191 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5192 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5193 (vect_recog_widen_mult_pattern): Likewise.
5194 (vect_operation_fits_smaller_type): Likewise.
5195 (vect_recog_over_widening_pattern): Likewise.
5196 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5198 2012-05-04 Richard Guenther <rguenther@suse.de>
5201 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5202 of -freg-struct-return and -fpcc-struct-return.
5203 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5204 from the input file options and ignore those from the link
5207 2012-05-04 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/53168
5210 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5211 memory reads when the result is a constant we can pun.
5213 2012-05-04 Richard Guenther <rguenther@suse.de>
5215 * common.opt (flto-report): Do not mark as Optimization.
5217 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5220 * recog.c (constrain_operands): If extra constraints are present, also
5221 accept pseudo-registers with equivalent memory locations during reload.
5223 2012-05-04 Olivier Hainque <hainque@adacore.com>
5225 * collect2.c (may_unlink_output_file): New global.
5226 (maybe_unlink): Honor it.
5227 * collect2.h: Add extern for it.
5228 * tlink.c (do_tlink): Set it to true if the link succeeded.
5230 2012-05-04 Olivier Hainque <hainque@adacore.com>
5232 * gcc.c (eval_spec_function): Finalize/restore the current string
5233 obstack state as part of the context push/pop operations.
5235 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5237 PR rtl-optimization/52804
5238 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5239 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5240 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5241 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5242 RELOAD_FOR_OUTADDR_ADDRESS.
5244 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5247 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5248 for macro expansion.
5250 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5252 * flags.h (flag_permissive): Do not declare.
5253 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5255 * toplev.c (flag_permissive): Do not define.
5256 * c-tree.h (system_header_p): Delete unused.
5258 2012-05-03 David S. Miller <davem@davemloft.net>
5261 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5262 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5263 (sparc_emit_float_lib_cmp): Likewise.
5265 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5268 * config/rs6000/rs6000.md (bswapdi splitters): If
5269 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5270 default) is used, generate an alternate sequence that does not
5271 depend on using indexed addressing.
5273 2012-05-03 Jason Merrill <jason@redhat.com>
5275 * gengtype.c (write_types): Fix warning message.
5276 (write_local): Likewise.
5278 2012-05-02 Jason Merrill <jason@redhat.com>
5280 * dwarf2out.c (struct external_ref, build_local_stub): New.
5281 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5282 (optimize_external_refs, optimize_external_refs_1): New.
5283 (change_AT_die_ref): New.
5284 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5285 (build_abbrev_table): Take the external refs hashtable.
5286 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5288 2012-05-03 Jan Hubicka <jh@suse.cz>
5291 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5293 2012-05-03 Jan Hubicka <jh@suse.cz>
5296 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5298 2012-05-03 Jason Merrill <jason@redhat.com>
5300 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5301 use_debug_types to discriminate the die_id union.
5302 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5303 (build_abbrev_table, output_die): Likewise.
5304 (prune_unused_types_walk_attribs): Likewise.
5305 (generate_type_signature, copy_declaration_context): Set it.
5306 (remove_child_or_replace_with_skeleton): Set it.
5307 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5308 check use_debug_types.
5309 (dwarf2out_finish): Do break_out_includes after .debug_types.
5311 2012-05-03 Jason Merrill <jason@redhat.com>
5313 * dwarf2out.c (modified_type_die): Use scope_die_for.
5314 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5315 (uses_local_type_r, uses_local_type): New.
5316 (scope_die_for): Keep a type that uses a local type in local scope.
5317 Use get_context_die for namespace and type scope.
5319 2012-05-03 Jason Merrill <jason@redhat.com>
5321 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5323 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5324 (dwarf2out_finish): Likewise.
5326 2012-05-03 Martin Jambor <mjambor@suse.cz>
5328 * builtins.c (get_object_alignment_1): Return whether we can determine
5329 the alignment or conservatively assume byte alignment. Return the
5330 alignment by reference. Use get_pointer_alignment_1 for dereference
5332 (get_pointer_alignment_1): Return whether we can determine the
5333 alignment or conservatively assume byte alignment. Return the
5334 alignment by reference. Use get_ptr_info_alignment to get SSA name
5336 (get_object_alignment): Update call to get_object_alignment_1.
5337 (get_object_or_type_alignment): Likewise, fall back to type alignment
5338 only when it returned false.
5339 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5340 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5341 get_object_alignment_1.
5342 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5343 get_pointer_alignment_1.
5344 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5345 of MEM_REF or TARGET_MEM_REF only when it returns false.
5346 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5347 get_object_alignment_1.
5348 (ccp_finalize): Use set_ptr_info_alignment.
5349 * tree.h (get_object_alignment_1): Update declaration.
5350 (get_pointer_alignment_1): Likewise.
5351 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5352 (dump_gimple_stmt): Likewise.
5353 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5355 (get_ptr_info_alignment): Declared.
5356 (mark_ptr_info_alignment_unknown): Likewise.
5357 (set_ptr_info_alignment): Likewise.
5358 (adjust_ptr_info_misalignment): Likewise.
5359 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5360 and set alignment of SSA names.
5361 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5362 mark_ptr_info_alignment_unknown.
5363 * tree-ssanames.c (get_ptr_info_alignment): New function.
5364 (mark_ptr_info_alignment_unknown): Likewise.
5365 (set_ptr_info_alignment): Likewise.
5366 (adjust_ptr_info_misalignment): Likewise.
5367 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5368 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5370 (bump_vector_ptr): Likewise.
5371 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5372 (vectorizable_store): Likewise.
5373 (vectorizable_load): Likewise.
5375 2012-05-03 Michael Matz <matz@suse.de>
5377 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5378 in front of basic_block_def.
5379 (struct basic_block_def): Make il.gimple the full struct, not a
5381 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5383 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5384 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5385 NULL il.gimple, which can't happen anymore.
5386 * gimple.h (bb_seq): il.gimple can't be NULL.
5387 (bb_seq_add): Ditto.
5388 (set_bb_seq): Adjust.
5389 (gsi_start_bb, gsi_last_bb): Tidy.
5390 * lto-streamer-in.c (make_new_block): Don't zero members that
5391 are zeroed already, don't allocate a gimple_bb_info.
5392 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5393 (remove_bb): Clear all il.gimple members.
5394 (gimple_verify_flow_info): Adjust for flat il.gimple.
5395 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5397 * coretypes.h (const_gimple_seq): Remove typedef.
5398 * gimple.h (gimple_seq_first): Take gimple_seq.
5399 (gimple_seq_first_stmt): Ditto.
5400 (gimple_seq_last): Ditto.
5401 (gimple_seq_last_stmt): Ditto.
5402 (gimple_seq_empty_p): Ditto.
5404 2012-05-03 Richard Guenther <rguenther@suse.de>
5406 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5408 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5409 (compute_avail): Do not add possibly trapping operations to
5410 EXP_GEN if they might not be executed in the block.
5412 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5414 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5416 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5418 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5419 information as early as possible. Update dominance info instead of
5422 2012-05-03 Richard Guenther <rguenther@suse.de>
5424 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5425 (union_contains_value): Remove.
5426 (vro_valid_in_sets): Likewise.
5427 (op_valid_in_sets): New function.
5428 (valid_in_sets): Use op_valid_in_sets.
5429 (insert_into_preds_of_block): Move dumping ...
5430 (do_regular_insertion): ... here.
5431 (do_partial_partial_insertion): ... and here. Dump that
5432 we've found a partial partial redundancy.
5433 (insert): Dump the current insert iteration.
5435 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5438 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5439 append program name to it and pass that as first argument
5440 to make_relative_prefix. Always pass standard_libexec_prefix
5441 as last argument to make_relative_prefix. If
5442 make_relative_prefix returns NULL, fall back to
5443 standard_libexec_prefix.
5446 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5450 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5451 mode, return that mode.
5454 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5455 define __ATOMIC_HLE_* macros here.
5456 (ix86_target_macros): But here, using cpp_define_formatted.
5458 2012-05-03 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/53144
5461 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5463 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5464 with SSA name values.
5465 (vn_reference_lookup_3): Adjust callers.
5467 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5469 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5470 has_fma4 for AMD processors with both fma3 and fma4 support.
5472 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5475 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5478 2012-05-03 Michael Matz <matz@suse.de>
5481 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5482 (dse_enter_block): Properly iterate the whole sequence even
5483 if the last statement was removed.
5485 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5487 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5488 unset flag_jump_tables.
5489 * stmt.c (expand_case): Remove special flag_pic case conditional
5490 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5492 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5494 * common/config/s390/s390-common.c (s390_option_optimization_table):
5495 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5496 default when optimizing.
5498 2012-05-02 Martin Jambor <mjambor@suse.cz>
5501 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5502 of a variable when the contect is a function.
5504 2012-05-02 Michael Matz <matz@suse.de>
5506 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5507 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5508 (const_gimple_seq_node): Remove.
5509 (gimple_seq_node): Typedef as gimple.
5510 (struct gimple_statement_base): Add next and prev members,
5511 adjust all WORD markers in using structs.
5512 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5513 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5514 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5515 gimple are the same.
5516 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5518 (gimple_init_singleton): New function.
5519 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5520 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5522 (gsi_stmt_ptr): Remove.
5523 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5525 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5526 again, adjust for above changes.
5527 (update_call_edge_frequencies): Adjust for above changes.
5528 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5529 (gsi_insert_seq_nodes_after): Ditto.
5530 (gsi_split_seq_after): Ditto.
5531 (gsi_set_stmt): Ditto.
5532 (gsi_split_seq_before): Ditto.
5533 (gsi_remove): Ditto.
5534 (gsi_insert_seq_before_without_update): Don't free sequence.
5535 (gsi_insert_seq_after_without_update): Ditto.
5536 (gsi_replace): Assert some more invariants.
5537 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5539 (gsi_for_stmt): Don't search for stmt.
5540 (gsi_insert_on_edge_immediate): Tidy.
5542 * gimple.c (gimple_alloc_k): Remove "sequences".
5543 (gimple_seq_cache): Remove.
5544 (gimple_alloc_stat): Make stmt a singleton sequence.
5545 (gimple_seq_alloc, gimple_seq_free): Remove.
5546 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5547 (gimple_copy): Ditto.
5548 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5549 create iterator from correct sequence.
5550 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5552 2012-05-02 Michael Matz <matz@suse.de>
5554 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5556 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5557 sequence, lazily allocate it.
5558 (bb_seq_addr): New function.
5559 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5560 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5561 (gsi_none): New function.
5562 (gsi_start_bb): Adjust.
5563 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5564 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5565 (gsi_last_bb): Adjust.
5567 * tree-flow-inline.h (phi_nodes_ptr): New function.
5569 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5570 datastructure and interface change.
5571 (gsi_insert_seq_before_without_update): Ditto.
5572 (gsi_insert_seq_nodes_after): Ditto.
5573 (gsi_insert_seq_after_without_update): Ditto.
5574 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5575 (gsi_split_seq_before): Ditto.
5576 (gsi_start_phis): Adjust.
5577 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5578 (vect_transform_loop): Ditto.
5579 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5580 gimple_seq_copy): Don't use gimple_seq_alloc.
5581 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5582 (gimplify_seq_add_seq): Ditto.
5583 * lto-streamer-in.c (make_new_block): Ditto.
5584 * tree-cfg.c (create_bb): Ditto.
5585 * tree-sra.c (initialize_parameter_reductions): Ditto.
5587 2012-05-02 Michael Matz <matz@suse.de>
5589 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5590 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5591 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5592 set_bb_seq): Move down to after gimple_statement_d definition.
5594 2012-05-02 Michael Matz <matz@suse.de>
5596 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5597 gsi_replace_with_seq, instead of inserting itself.
5598 * gimple-iterator.c (gsi_replace_with_seq): New function.
5599 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5600 iterator instead of statement, advance it.
5601 (ssa_forward_propagate_and_combine): Adjust call to above.
5603 2012-05-02 Michael Matz <matz@suse.de>
5605 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5607 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5608 * tree-nested.c (walk_gimple_omp_for): Ditto.
5609 * trans-mem.c (lower_transaction): Ditto.
5610 * tree-eh.c (do_return_redirection): Ditto.
5611 (do_goto_redirection): Ditto.
5612 (lower_try_finally_switch): Ditto.
5613 * gimplify.c (gimplify_stmt): Ditto.
5614 (gimplify_scan_omp_clauses): Ditto.
5615 (gimplify_omp_for): Ditto.
5616 (gimplify_function_tree): Ditto.
5617 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5618 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5619 (mf_build_check_statement_for): Ditto.
5620 (mx_register_decls): Ditto.
5621 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5622 and don't use itertors to append.
5623 (insert_stmts): Ditto.
5624 (insert_out_of_ssa_copy): Ditto.
5625 (insert_out_of_ssa_copy_on_edge): Ditto.
5627 2012-05-02 Michael Matz <matz@suse.de>
5629 * gimple.h (gimple_bind_body_ptr): New function.
5630 (gimple_bind_body): Use it.
5631 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5632 (gimple_eh_filter_failure_ptr): New function.
5633 (gimple_eh_filter_failure): Use it.
5634 (gimple_eh_else_n_body_ptr): New function.
5635 (gimple_eh_else_n_body): Use it.
5636 (gimple_eh_else_e_body_ptr): New function.
5637 (gimple_eh_else_e_body): Use it.
5638 (gimple_try_eval_ptr): New function.
5639 (gimple_try_eval): Use it.
5640 (gimple_try_cleanup_ptr): New function.
5641 (gimple_try_cleanup): Use it.
5642 (gimple_wce_cleanup_ptr): New function.
5643 (gimple_wce_cleanup): Use it.
5644 (gimple_omp_body_ptr): New function.
5645 (gimple_omp_body): Use it.
5646 (gimple_omp_for_pre_body_ptr): New function.
5647 (gimple_omp_for_pre_body): Use it.
5648 (gimple_transaction_body_ptr): New function.
5649 (gimple_transaction_body): Use it.
5650 (gsi_split_seq_before): Adjust to return nothing and take pointer
5652 (gsi_set_stmt): Declare.
5653 (gsi_replace_with_seq): Declare.
5654 (walk_gimple_seq_mod): Declare.
5655 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5657 * gimple-iterator.c (gsi_set_stmt): New function.
5658 (gsi_split_seq_before): Return new sequence via pointer argument.
5659 (gsi_replace): Use gsi_set_stmt.
5661 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5663 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5664 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5666 (reserve_phi_args_for_new_edge): Change call to above,
5669 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5670 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5671 iterators. Adjust call to lower_omp.
5672 (lower_lastprivate_clauses): Adjust call to lower_omp.
5673 (lower_reduction_clauses): Ditto.
5674 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5675 (lower_omp_sections): Don't explicitely count sequence length,
5676 nullify lowered bodies earlier, ensure stmts are part of only
5677 one sequence, adjust call to lower_omp.
5678 (lower_omp_single): Ensure stmts are part of only one sequence,
5679 adjust call to lower_omp.
5680 (lower_omp_master): Ditto.
5681 (lower_omp_ordered): Ditto.
5682 (lower_omp_critical): Ditto.
5683 (lower_omp_for): Ditto.
5684 (lower_omp_taskreg): Ditto, tidy.
5685 (lower_omp_1): Adjust calls to lower_omp.
5686 (execute_lower_omp): Ditto.
5687 (lower_omp): Adjust to take pointer to sequence.
5688 (diagnose_sb_2): Use walk_gimple_seq_mod.
5689 (diagnose_omp_structured_block_errors): Ditto and set possibly
5690 changed function body.
5691 * gimple-low.c (lower_function_body): Set function body after
5693 (lower_sequence): Adjust to take pointer to sequence.
5694 (lower_omp_directive): Ensure stmt isn't put twice into the
5695 sequence, adjust call to lower_sequence.
5696 (lower_stmt): Adjust calls to lower_sequence.
5697 (lower_gimple_bind): Ditto.
5698 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5699 * tree-nested.c (walk_body): Take pointer to sequence, use
5700 walk_gimple_seq_mod.
5701 (walk_function): Adjust call to walk_body, set possibly changed body.
5702 (walk_gimple_omp_for): Adjust calls to walk_body.
5703 (convert_nonlocal_omp_clauses): Ditto.
5704 (convert_nonlocal_reference_stmt): Ditto.
5705 (convert_local_omp_clauses): Ditto.
5706 (convert_local_reference_stmt): Ditto.
5707 (convert_tramp_reference_stmt): Ditto.
5708 (convert_gimple_call): Ditto.
5709 (convert_nl_goto_reference): Use local iterator copy.
5710 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5711 but taking pointer to sequence, ensure gsi_start is called with
5713 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5714 asserting that the sequence head didn't change.
5715 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5716 walk_gimple_seq_mod.
5717 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5718 (execute_lower_tm): Ditto, and set possibly changed body.
5719 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5720 call gsi_start with that lvalue.
5721 (replace_goto_queue_stmt_list): Ditto.
5722 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5723 (replace_goto_queue): Ditto.
5724 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5725 (lower_try_finally_onedest): Ditto.
5726 (lower_try_finally_copy): Ditto.
5727 (lower_try_finally_switch): Ditto.
5728 (lower_try_finally): Ditto.
5729 (lower_eh_filter): Ditto.
5730 (lower_eh_must_not_throw): Ditto.
5731 (lower_cleanup): Ditto.
5732 (lower_eh_constructs_2): Ditto.
5733 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5734 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5735 set possibly changed body.
5736 (optimize_double_finally): Call gsi_start with lvalue.
5738 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5739 (gimple_split_block): Ditto.
5740 (gimple_merge_blocks): Use gsi_start_phis.
5741 (move_stmt_r): Use walk_gimple_seq_mod.
5742 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5743 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5744 (rebuild_cgraph_edges): Ditto.
5745 (cgraph_rebuild_references): Ditto.
5746 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5747 * tree-inline.c (copy_phis_for_bb): Ditto.
5748 * tree-ssa-dce.c: Ditto.
5750 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5752 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5753 Andi Kleen <ak@linux.intel.com>
5755 * coretypes.h (MEMMODEL_MASK): New.
5756 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5757 and return new variable.
5758 (expand_builtin_atomic_exchange): Mask memmodel values.
5759 (expand_builtin_atomic_compare_exchange): Ditto.
5760 (expand_builtin_atomic_load): Ditto.
5761 (expand_builtin_atomic_store): Ditto.
5762 (expand_builtin_atomic_clear): Ditto.
5763 * doc/extend.texi: Mention port-dependent memory model flags.
5764 * config/i386/cpuid.h (bit_HLE): New.
5765 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5767 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5768 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5769 (ix86_target_string)<-mhle>: New.
5770 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5771 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5772 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5773 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5774 enabled for generic, generic64 and core-avx2.
5775 (ix86_print_operand): Generate HLE lock prefixes.
5776 (ix86_memmodel_check): New.
5777 (TARGET_MEMMODEL_CHECK): Ditto.
5778 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5779 (IX86_HLE_ACQUIRE): Ditto.
5780 (IX86_HLE_RELEASE): Ditto.
5781 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5782 * config/i386/i386.opt (mhle): Ditto.
5783 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5784 success model to instruction emitter.
5785 (atomic_fetch_add<mode>): Ditto.
5786 (atomic_exchange<mode>): Ditto.
5787 (atomic_add<mode>): Ditto.
5788 (atomic_sub<mode>): Ditto.
5789 (atomic_<code><mode>): Ditto.
5790 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5791 (atomic_compare_and_swap_single<mode>): Define and use argument
5793 (atomic_compare_and_swap_double<mode>): Ditto.
5794 * configure.ac: Check if assembler support HLE prefixes.
5795 * configure: Regenerate.
5798 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5801 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5803 (gimplify_switch_expr): ... here.
5804 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5805 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5806 to clean up case labels with values outside the index type range.
5807 (simplify_gimple_switch): Call it if something changed.
5808 Remove strange and unnecessary assert.
5810 2012-05-02 Richard Guenther <rguenther@suse.de>
5812 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5814 (int_const_binop_1): New worker for int_const_binop with
5815 overflowable parameter. Pass it through to force_fit_type_double.
5816 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5818 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5819 to minus one, forcing overflow detection for even unsigned types.
5820 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5821 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5822 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5824 (layout_type): For zero-sized arrays ignore overflow on the
5826 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5827 (bit_value_binop_1): Likewise.
5828 * tree.c (double_int_to_tree): Likewise.
5829 (double_int_fits_to_tree_p): Likewise.
5830 (force_fit_type_double): Likewise.
5831 (host_integerp): Likewise.
5832 (int_fits_type_p): Likewise.
5833 * varasm.c (output_constructor_regular_field): Sign-extend the
5834 field-offset to cater for negative offsets produced by the Ada
5836 * omp-low.c (extract_omp_for_data): Convert the loop step to
5837 signed for pointer adjustments.
5839 2012-05-02 Richard Guenther <rguenther@suse.de>
5841 * tree.c (valid_constant_size_p): New function.
5842 * tree.h (valid_constant_size_p): Declare.
5843 * cfgexpand.c (expand_one_var): Adjust check for too large
5844 variables by using valid_constant_size_p.
5845 * varasm.c (assemble_variable): Likewise.
5847 * c-decl.c (grokdeclarator): Properly check for sizes that
5848 cover more than half of the address-space.
5850 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5852 PR tree-optimization/53163
5853 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5854 return value from compute_all_dependences.
5856 PR rtl-optimization/53160
5857 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5858 has been modified by ree pass already.
5860 2012-05-01 Ian Lance Taylor <iant@google.com>
5863 * c-decl.c (build_compound_literal): Make the decl readonly if it
5864 an array of a readonly type.
5865 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5866 parameter. Change all callers. If the decl is not addressable
5867 and is not an l-value, make it readonly.
5869 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5871 * ira.c (allocated_reg_info_size): New static variable.
5872 (expand_reg_info): Manage it. Call
5873 setup_preferred_alternate_classes_for_new_pseudos.
5874 (ira): Don't do it here. Remove local allocated_reg_info_size,
5875 set the global before calling find_moveable_pseudos.
5876 (find_moveable_pseudos): Call expand_reg_info rather than
5879 2012-05-01 Richard Henderson <rth@redhat.com>
5881 * common.opt (fsync-libcalls): New.
5882 * doc/invoke.texi: Document it.
5883 * optabs.c (init_sync_libfuncs): Honor it.
5885 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5886 Richard Sandiford <r.sandiford@uk.ibm.com>
5888 PR rtl-optimization/52543
5889 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5891 * lower-subreg.h: New file.
5892 * target-globals.h (this_target_lower_subreg): Declare.
5893 (target_globals): Add lower_subreg;
5894 (restore_target_globals): Restore this_target_lower_subreg.
5895 * target-globals.c: Include it.
5896 (default_target_globals): Add default_target_lower_subreg.
5897 (save_target_globals): Initialize target_lower_subreg.
5898 * rtl.h (init_lower_subreg): Added declaration.
5899 * toplev.c (backend_init_target): Call initializer for lower-subreg
5901 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5902 (default_target_lower_subreg): New variable.
5903 (this_target_lower_subreg): Likewise.
5904 (twice_word_mode, choices): New macros.
5905 (shift_cost, compute_splitting_shift, compute_costs)
5906 (init_lower_subreg): New functions.
5907 (resolve_simple_move): Add speed_p argument. Check choices.
5908 (find_pseudo_copy): Don't check the mode size here.
5909 (resolve_simple_move): Assert the mode size.
5910 (find_decomposable_shift_zext): Add speed_p argument and return
5911 a bool. Check choices.
5912 (resolve_shift_zext): Add comment.
5913 (dump_shift_choices, dump_choices): New functions.
5914 (decompose_multiword_subregs): Dump list of profitable
5915 transformations. Add code to skip non profitable transformations.
5916 Update calls to simple_move and find_decomposable_shift_zext.
5918 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5919 Sameera Deshpande <sameera.deshpande@arm.com>
5920 Greta Yorsh <greta.yorsh@arm.com>
5922 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5923 (thumb1_unexpanded_epilogue): ...this.
5924 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5925 (thumb1_unexpanded_epilogue): ...this.
5926 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5927 (thumb1_unexpanded_epilogue): ...this.
5929 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5931 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5932 comparing enumeration values. Update comments.
5934 2012-05-01 Alan Modra <amodra@gmail.com>
5937 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5938 load_cr_save, add_crlr_cfa_restore): New functions.
5939 (rs6000_restore_saved_cr): Rename to..
5940 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5941 (rs6000_emit_epilogue): Use new functions. Adjust condition
5942 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5943 regs when using out-of-line restore only when shrink wrapping.
5945 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5948 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5949 calls to cgraph_node_name in xstrdup.
5950 (ipa_make_edge_direct_to_target): Ditto.
5951 * cgraph.c (dump_cgraph_node): Ditto.
5952 * tree-sra.c (convert_callers_for_node): Ditto.
5953 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5954 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5955 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5956 (cgraph_materialize_all_clones): Ditto.
5957 * ipa-inline.c (report_inline_failed_reason): Ditto.
5958 (want_early_inline_function_p): Ditto.
5959 (edge_badness): Ditto.
5960 (update_edge_key): Ditto.
5961 (flatten_function): Ditto.
5962 (ipa_inline): Ditto.
5963 (inline_always_inline_functions): Ditto.
5964 (early_inline_small_functions): Ditto.
5966 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5970 constraints 0 and 1.
5972 012-04-30 Jan Hubicka <jh@suse.cz>
5974 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5975 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5976 (cgraph_add_to_same_comdat_group): Remove.
5977 (cgraph_add_asm_node): Move to cgraphunit.c.
5978 (cgraph_make_decl_local): Move to symtab.c
5979 (cgraph_make_node_local_1): Update.
5980 (cgraph_can_remove_if_no_direct_calls_and): Update.
5981 (used_from_object_file_p): Update.
5982 (resolution_used_from_other_file_p): Move to symtab.c
5983 (cgraph_used_from_object_file_p): move to symtab.c
5984 (verify_cgraph_node): Verify same comdat groups.
5985 * cgraph.h (cgraph_asm_node): Rename to ...
5986 (asm_node): ... this one.
5987 (cgraph_asm_nodes): Rename to ...
5988 (asm_nodes): ... this one.
5989 (symtab_add_to_same_comdat_group): New function.
5990 (symtab_dissolve_same_comdat_group_list): New function.
5991 (symtab_used_from_object_file_p): Declare.
5992 (symtab_make_decl_local): Declare.
5993 (cgraph_add_to_same_comdat_group): Remove.
5994 (cgraph_add_asm_node): Remove.
5995 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5997 (cgraph_finalize_compilation_unit): Rename to ...
5998 (finalize_compilation_unit): ... this one.
5999 (cgraph_optimize): Rename to ....
6000 (compile): ... this one.
6001 (add_asm_node): Declare.
6002 (fixup_same_cpp_alias_visibility): Declare.
6003 (cgraph_make_decl_local): Remove.
6004 (varpool_assemble_pending_decls): Rename to ...
6005 (varpool_output_variables): ... this one.
6006 (varpool_remove_unreferenced_decls): Remove.
6007 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6008 (preserve_function_body_p): Make static.
6009 * toplev.c (compile_file): Update comments; update.
6010 * cgraphunit.c: Update comments.
6011 (cgraph_expand_all_functions): Rename to ...
6012 (expand_all_functions): ... this one; update.
6013 (cgraph_mark_functions_to_output): Rename to ...
6014 (mark_functions_to_output): ... this one; cleanup.
6015 (cgraph_output_pending_asms): Remove prototype.
6016 (asm_nodes, asm_last_node): New static vars.
6017 (cgraph_process_new_functions): Update.
6018 (cgraph_reset_node): Cleanup; add comment.
6019 (cgraph_add_new_function): Update.
6020 (cgraph_output_pending_asms): Rename to ...
6021 (output_asm_statements): ... this one.
6022 (add_asm_node): New function.
6023 (fixup_same_cpp_alias_visibility): New function based on code
6024 in cgraph_analyze_function.
6025 (cgraph_analyze_function): Use it.
6026 (cgraph_order_sort): Update.
6027 (cgraph_output_in_order): Update.
6028 (cgraph_function_versioning): Update.
6029 (cgraph_optimize): Rename to ...
6030 (compile): ... this one; initialize streamer hooks here.
6031 (cgraph_finalize_compilation_unit): Rename to ...
6032 (finalize_compilation_unit): ... this one; do not initialize streamer
6034 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6035 * dwarf2out.c: Update ocmment.
6036 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6037 * method.c (use_thunk): Likewise.
6038 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6039 * decl2.c (maybe_emit_vtables): Likewise.
6040 (cp_write_global_declarations): Use finalize_compilation_unit.
6041 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6042 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6043 * c-decl.c (c_write_global_declarations): Use
6044 finalize_compilation_unit.
6045 * langhooks.c (write_global_declarations): Update.
6046 * ipa.c (cgraph_externally_visible_p): Update.
6047 (dissolve_same_comdat_group_list): Remove.
6048 (function_and_variable_visibility): Update.
6049 * symtab.c: Inlcude lto-streamer.h and rtl.h
6050 (ld_plugin_symbol_resolution_names): New.
6051 (symtab_add_to_same_comdat_group): New.
6052 (symtab_dissolve_same_comdat_group_list): New.
6053 (resolution_used_from_other_file_p): Move here from cgraph.c
6054 (symtab_used_from_object_file_p): New.
6055 (symtab_make_decl_local): New.
6056 * passes.c (register_pass): Update comments.
6057 * c-parser.c (c_parser_asm_definition): Update.
6058 * varpool.c (varpool_analyze_node): Use
6059 fixup_same_cpp_alias_visibility.
6060 (varpool_remove_unreferenced_decls): Make static.
6061 (varpool_assemble_pending_decls): Rename to ...
6062 (varpool_output_variables): ... this one; call
6063 varpool_remove_unreferenced_decls.
6064 (varpool_used_from_object_file_p): Remove.
6066 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6069 * c-typeck.c (build_array_ref): Call
6070 convert_vector_to_pointer_for_subscript.
6071 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6073 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6076 to compile-time "mode == <MODE>mode" checks.
6077 (and splitter): Ditto.
6079 2012-04-30 Richard Henderson <rth@redhat.com>
6081 * config/arm/arm.md (UNSPEC_LL): New.
6082 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6083 (arm_load_exclusivedi): Use %H0.
6085 2012-04-30 Jason Merrill <jason@redhat.com>
6087 * dwarf2out.c (comdat_symbol_id): Add const.
6088 (union die_symbol_or_type_node): Add const to die_symbol.
6089 (output_die_symbol, output_die, output_comp_unit): Adjust.
6091 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6093 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6094 * config/arm/neon.md (negdi2_neon): New insn.
6095 Also add splitters for core and NEON registers.
6097 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6099 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6100 (arm_print_operand): Add 'x' format.
6101 * config/arm/constraints.md (Dn): Allow const_int.
6102 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6103 Use 'x' format to print constants.
6104 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6105 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6107 (movdi_vfp_cortexa8): Likewise.
6109 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6110 Sameera Deshpande <sameera.deshpande@arm.com>
6111 Greta Yorsh <greta.yorsh@arm.com>
6113 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6114 * config/arm/arm.c (ldm_stm_operation_p): New function.
6115 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6116 (store_multiple_operation): Likewise.
6118 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6119 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6120 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6121 (store_multiple_operation): Likewise.
6123 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6125 * config/i386/i386.md (and<mode>3): Expand masking operations with
6126 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6127 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6129 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6131 Add -Wvarargs option
6132 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6133 argument for the various warning_at calls.
6134 * docs/invoke.texi: Update the documentation.
6136 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6138 Switch -ftrack-macro-expansion=2 on by default.
6139 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6142 Fix va_start related location
6143 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6144 location in real source code.
6146 Make conversion warnings work on NULL with -ftrack-macro-expansion
6147 * input.h (expansion_point_location_if_in_system_header): Declare
6149 * input.c (expansion_point_location_if_in_system_header): Define it.
6151 Fix -Wuninitialized for -ftrack-macro-expansion
6152 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6153 declaration. Use linemap_location_before_p for source locations.
6155 Strip "<built-in>" loc from displayed expansion context
6156 * input.c (expand_location_1): When expanding to spelling location
6157 in a context of a macro expansion, skip reserved system header
6158 locations. Update comments. * tree-diagnostic.c
6159 (maybe_unwind_expanded_macro_loc): Likewise.
6161 Make expand_location resolve to locus in main source file
6162 * input.c (expand_location_1): New. Takes a parameter to choose
6163 whether to resolve the location to spelling or expansion point.
6164 Was factorized from ...
6165 (expand_location): ... here.
6166 (expand_location_to_spelling_point): New. Implemented in terms of
6168 * diagnostic.c (diagnostic_build_prefix): Use the new
6169 expand_location_to_spelling_point instead of expand_location.
6171 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6172 * gengtype.c (write_types_process_field): Force second argument of
6173 the call to the PCH object hierarchy walker to be 'x'.
6175 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6177 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6178 predicate to discriminate types.
6180 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6182 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6183 alias of Wsuggest-attribute=format.
6184 * c-typeck.c (convert_for_assignment): Replace
6185 Wmissing-format-attribute with Wsuggest-attribute=format.
6186 (digest_init): Likewise.
6188 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6190 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6191 * common.opt (Wmissing-noreturn): Alias of
6192 -Wsuggest-attribute=noreturn.
6194 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6197 * config/cris/cris.md (andqu): New peephole2.
6198 (andu): Tweak head comment.
6200 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6201 Steven Bosscher <steven@gcc.gnu.org>
6202 Maxim Kuvyrkov <maxim@codesourcery.com>
6204 PR tree-optimization/38785
6205 * common.opt (ftree-partial-pre): New option.
6206 * doc/invoke.texi: Document it.
6207 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6208 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6210 (execute_pre): Use flag_tree_partial_pre.
6212 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6215 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6218 2012-04-27 Ollie Wild <aaw@google.com>
6220 * doc/invoke.texi (Wliteral-suffix): Document new option.
6222 2012-04-27 Tom Tromey <tromey@redhat.com>
6224 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6225 (dwarf_tag_name): Use get_DW_TAG_name.
6226 (dwarf_attr_name): Use get_DW_AT_name.
6227 (dwarf_form_name): Use get_DW_FORM_name.
6228 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6230 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6232 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6233 arguments are -1 and 0, by negating the result of the conditional.
6235 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6238 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6240 2012-04-27 Richard Guenther <rguenther@suse.de>
6242 * tree-flow.h (is_hidden_global_store): Remove.
6243 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6244 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6245 (stmt_may_clobber_global_p): Likewise.
6246 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6247 (stmt_may_clobber_global_p): Likewise.
6248 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6249 stmt_may_clobber_global_p.
6250 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6252 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6254 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6257 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6258 reorganize some fields and update comments. Rename bit_test_uniq
6259 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6260 (collect_switch_conv_info): New function, collects info about a
6261 GIMPLE_SWITCH into a struct switch_conv_info.
6262 (check_range): Simplify to use pre-recorded info. Fix think-o in
6263 range-branch ratio check.
6264 (check_process_case): Remove function.
6265 (check_all_empty_except_final): New function, verifies that all
6266 non-final basic blocks are empty.
6267 (process_switch): Simplify to use pre-recorded info. Call
6268 collect_switch_conv_info to do that. Assert that degenerate switch
6269 statements have been cleaned up.
6271 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6274 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6276 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6279 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6281 2012-04-27 Tom de Vries <tom@codesourcery.com>
6283 PR tree-optimization/51879
6284 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6285 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6287 (defs_to_varying): ... here. Don't set use_processed.
6288 (visit_reference_op_call): Handle gimple_vdef.
6289 Handle case that lhs is NULL_TREE.
6290 (visit_use): Use mark_use_processed. Handle calls with side-effect
6291 using visit_reference_op_call.
6293 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6295 * sched-deps.c (fixup_sched_groups): Rename to...
6296 (chain_to_prev_insn): ...this.
6297 (chain_to_prev_insn_p): New function.
6298 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6300 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6302 * sched-int.h (_haifa_insn_data): Move priority_status.
6304 (INSN_MODEL_INDEX): New macro.
6305 * haifa-sched.c (insn_delay): New function.
6306 (sched_regno_pressure_class): Update commentary.
6307 (mark_regno_birth_or_death): Pass the liveness bitmap and
6308 pressure array as arguments, instead of using curr_reg_live and
6309 curr_reg_pressure. Only update the pressure if the bit in the
6310 liveness set has changed.
6311 (initiate_reg_pressure_info): Always trust the live-in set for
6312 SCHED_PRESSURE_MODEL.
6313 (initiate_bb_reg_pressure_info): Update call to
6314 mark_regno_birth_or_death.
6315 (dep_list_size): Take the list as argument.
6316 (calculate_reg_deaths): New function, extracted from...
6317 (setup_insn_reg_pressure_info): ...here.
6318 (MODEL_BAR): New macro.
6319 (model_pressure_data, model_insn_info, model_pressure_limit)
6320 (model_pressure_group): New structures.
6321 (model_schedule, model_worklist, model_insns, model_num_insns)
6322 (model_curr_point, model_before_pressure, model_next_priority):
6324 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6325 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6326 (model_index, model_update_limit_points_in_group): New functions.
6327 (model_update_limit_points, model_last_use_except): Likewise.
6328 (model_start_update_pressure, model_update_pressure): Likewise.
6329 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6330 (model_excess_cost, model_dump_pressure_points): Likewise.
6331 (model_set_excess_costs): Likewise.
6332 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6333 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6334 schedule as an alternative tie-breaker. Update the call to
6336 (ready_sort): Call model_set_excess_costs.
6337 (update_register_pressure): Update call to mark_regno_birth_or_death.
6338 Rely on that function to check liveness rather than doing it here.
6339 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6340 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6341 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6342 (model_record_pressure, model_record_pressures): New functions.
6343 (model_record_final_pressures, model_add_successors_to_worklist)
6344 (model_promote_predecessors, model_choose_insn): Likewise.
6345 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6346 (model_start_schedule, model_finalize_pressure_group): Likewise.
6347 (model_end_schedule): Likewise.
6348 (schedule_insn): Say when we're scheduling the next instruction
6349 in the model schedule.
6350 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6351 (queue_to_ready): Do not add instructions that are
6352 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6353 Always allow the next instruction in the model schedule to be added.
6354 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6355 and delay for SCHED_PRESSURE_MODEL too.
6356 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6357 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6358 (schedule_block): Call model_start_schedule and model_end_schedule.
6359 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6360 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6361 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6363 (sched_finish): Update accordingly.
6364 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6365 to SCHED_PRESSURE_MODEL.
6366 (add_jump_dependencies): Update call to dep_list_size.
6367 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6368 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6369 to SCHED_PRESSURE_MODEL.
6370 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6371 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6372 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6373 handling to SCHED_PRESSURE_MODEL.
6375 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6377 * common.opt (fsched-pressure-algorithm=): New option.
6378 * flag-types.h (sched_pressure_algorithm): New enum.
6379 * sched-int.h (sched_pressure_p): Replace with...
6380 (sched_pressure): ...this new variable.
6381 * haifa-sched.c (sched_pressure_p): Replace with...
6382 (sched_pressure): ...this new variable.
6383 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6384 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6385 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6386 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6387 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6388 (sched_analyze_insn): Likewise.
6389 * sched-rgn.c (schedule_region): Likewise.
6390 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6392 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6394 * PR middle-end/52997
6395 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6398 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6399 * expr.c (convert_move): Honor unsignedp when extending partial int
6401 * genmodes.c (complete_mode): Don't clear component field of partial
6403 (emit_mode_inner): Don't emit it however.
6404 (calc_wider_mode): Partial int modes widen to their component.
6406 2012-04-26 David S. Miller <davem@davemloft.net>
6408 * config/sparc/niagara4.md: New file.
6409 * config/sparc/sparc.md: Include it.
6410 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6411 (sparc_option_override): Use it.
6412 (sparc_use_sched_lookahead): Return 2 for niagara4.
6413 (sparc_issue_rate): Likewise.
6415 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6416 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6417 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6418 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6419 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6420 alignaddrldi_vis): Set type to gsr.
6421 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6422 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6423 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6424 v<vis3_shift_patname><mode>3, fmean16_vis,
6425 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6426 fucmp<code>8<P:mode>_vis): Set type to fga.
6427 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6428 * config/sparc/niagara.md: Likewise.
6429 * config/sparc/niagara2.md: Likewise.
6430 * config/sparc/ultra3.md: Likewise, and fix type matching for
6431 us3_ialuX reservation.
6433 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6435 * reload.c (find_reloads): Change the loop nesting when trying an
6436 alternative with swapped operands.
6438 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6440 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6441 comment. Delete unused parameter first_exp_point_map.
6442 (virt_loc_aware_diagnostic_finalizer): Update call.
6444 2012-04-26 Michael Hope <michael.hope@linaro.org>
6445 Richard Earnshaw <rearnsha@arm.com>
6447 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6448 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6449 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6450 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6452 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6454 * doc/extend.texi: Document avx2 support.
6455 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6457 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6460 * config/cris/cris.md ("*andhi_lowpart_v32")
6461 ("*andqi_lowpart_v32"): Change first input-only operand from
6462 a (match_operand ...) to (match_dup 0). Drop alternatives with
6463 const_int-matching constraints for redundancy.
6464 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6465 three-operand alternative.
6467 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6470 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6471 instead expand it as zero extension.
6473 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6476 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6478 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6480 * common.opt (flag_debug_types_section): Default to 0.
6481 (dwarf_version): Default to 4.
6482 (dwarf_record_gcc_switches): Default to 1.
6483 (dwarf_strict): Default to 0.
6484 * toplev.c (process_options): Don't handle dwarf_strict
6485 or dwarf_version here.
6486 * config/vxworks.c (vxworks_override_options): Don't
6487 test whether dwarf_strict or dwarf_version are negative,
6488 instead test !global_options_set.x_dwarf_*.
6489 * config/darwin.c (darwin_override_options): Default to
6491 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6492 and -fno-debug-types-section are now the default.
6494 2012-04-25 Jan Hubicka <jh@suse.cz>
6496 * cgraphunit.c: Update toplevel comment.
6497 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6498 (cgraph_analyze_function): Make static.
6499 (cgraph_decide_is_function_needed): Make static.
6500 (cgraph_add_new_function): Use expand_function instead of
6501 rest_of_compilation.
6502 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6503 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6505 (cgraph_inline_p): Remove.
6506 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6507 (init_cgraph): Add comment.
6508 * cgraphbuild.c (record_reference, mark_address, mark_load,
6509 mark_store): Do not call analyze_expr hook.
6510 * cgraph.c: Update toplevel comment.
6511 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6512 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6513 Move fere from cgraphunit.c
6514 (cgraph_mark_force_output_node): Move to cgraph.h
6515 * cgraph.h: Reorder so the comments match the function placement.
6516 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6517 (cgraph_mark_force_output_node): Move here from cgraph.c
6518 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6519 * ipa-inline-transform.c (preserve_function_body_p): New function.
6520 (inline_transform): Update.
6521 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6522 * langhooks.h (lang_hooks_for_callgraph): Remove.
6523 (lang_hooks): Remove callgraph.
6524 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6525 * varpool.c: Remove out of date comment.
6526 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6527 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6529 2012-04-25 Jan Hubicka <jh@suse.cz>
6532 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6533 forward declaration.
6534 (cgraph_finalize_function): Finalize them here.
6535 * symtab.c (dump_symtab): Dump ctors and dtors.
6537 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6540 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6541 larger than maxbits. Don't compute maxbits modulo align.
6542 Also check that unit bytes long store at bitpos / unit * unit
6543 doesn't affect bits beyond bitregion_end.
6544 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6545 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6546 (store_split_bit_field): Decrease unit close to end of bitregion_end
6547 if access is restricted in order to avoid mutual recursion.
6549 PR tree-optimization/53058
6550 * double-int.h (double_int_max_value, double_int_min_value): New
6552 * double-int.c (double_int_max_value, double_int_min_value): New
6554 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6555 or GT_EXPR with double_int_max_value instead of double_int_mask.
6557 2012-04-25 Richard Guenther <rguenther@suse.de>
6559 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6560 * tree-vect-loop.c (vect_transform_loop): Adjust.
6561 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6562 the maximum number of iterations for the epilogue loop.
6563 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6565 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6568 * c-typeck.c (set_nonincremental_init,
6569 set_nonincremental_init_from_string): Pass true instead of false
6570 as IMPLICIT to add_pending_init.
6572 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6574 * c-typeck.c (pop_init_level): Improve diagnostics.
6576 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6578 * compare-elim.c (try_eliminate_compare): Also handle operands with
6579 implicit extensions.
6581 2012-04-25 Alan Modra <amodra@gmail.com>
6583 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6584 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6585 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6586 (no_global_regs_above): Delete.
6587 (no_global_regs): New function.
6588 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6589 value for load multiple test.
6590 (savres_routine_syms): Increase size.
6591 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6592 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6593 rather than a number of boolean flags. Update all callers.
6594 (rs6000_savres_routine_name): Generate vector save/restore names.
6595 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6596 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6597 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6598 and using_store_multiple. Expand uses. Don't always use r11 as
6599 frame reg when needed for out-of-line saves. Set up initial offset
6600 for out-of-line vector saves when buying stack frame. Handle pointer
6601 reg setup for out-of-line fp save. Emit call to out-of-line vector
6602 save function. Choose r11 or r12 for vrsave reg when available for
6604 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6605 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6606 from back-chain to suit out-of-line vector restore functions. Emit
6607 call to out-of-line vector restore function. Adjust register used
6608 for cr restore. Tweak pointer register setup for gpr restore.
6609 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6611 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6612 (V_SAVE_INLINE): Define.
6613 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6615 2012-04-25 Alan Modra <amodra@gmail.com>
6617 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6618 out-of-line save/restore for large frames. Don't disable
6619 out-of-line saves on ABI_AIX when using static chain reg.
6620 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6621 clobber static chain reg, and tweak for out-of-line gpr saves
6624 2012-04-25 Alan Modra <amodra@gmail.com>
6626 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6627 (rs6000_emit_prologue): Use the above to catch register overlap.
6629 2012-04-25 Alan Modra <amodra@gmail.com>
6631 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6632 decl. Move logic selecting update reg to callers. Update all callers.
6633 (rs6000_emit_allocate_stack): Add copy_off param.
6634 (emit_frame_save): Don't handle reg+reg addressing.
6635 (ptr_regno_for_savres): New function, extracted from..
6636 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6637 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6638 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6639 frame offset adjustment for out-of-line save with copy from sp.
6640 Simplify condition controlling whether cr is saved early or
6641 late. Use ptr_regno_for_savres to verify correct reg is set
6642 up for out-of-line saves. Pass the actual pointer reg used to
6643 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6644 function. Rearrange spe vars so code is similar to that
6645 elsewhere in this function. Don't update frame_off when spe
6646 save code will restore r11. Use emit_frame_save for spe and
6647 gpr saves. Consolidate darwin out-of-line gpr setup with that
6648 for other abis. Don't assume frame_offset is zero and frame
6649 reg is sp when setting up altivec reg saves, and calculate
6650 exact offset requirement.
6651 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6652 spe restore code. Consolidate darwin out-of-line gpr setup
6653 with that for other abis.
6655 2012-04-25 Alan Modra <amodra@gmail.com>
6657 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6658 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6660 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6662 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6663 and emit_frame_save calls. Cope with possibly missing note.
6665 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6667 * config/i386/i386.c (build_processor_model_struct): New function.
6668 (make_var_decl): New function.
6669 (fold_builtin_cpu): New function.
6670 (ix86_fold_builtin): New function.
6671 (make_cpu_type_builtin): New function.
6672 (ix86_init_platform_type_builtins): New function.
6673 (ix86_expand_builtin): Expand new builtins by folding them.
6674 (ix86_init_builtins): Make new builtins to detect CPU type.
6675 (TARGET_FOLD_BUILTIN): New macro.
6676 (IX86_BUILTIN_CPU_INIT): New enum value.
6677 (IX86_BUILTIN_CPU_IS): New enum value.
6678 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6679 * config/i386/i386-builtin-types.def: New function type.
6680 * testsuite/gcc.target/builtin_target.c: New testcase.
6681 * doc/extend.texi: Document builtins.
6683 2012-04-24 Olivier Hainque <hainque@adacore.com>
6685 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6686 * toplev.c (process_options): Default to dwarf_version 2.
6687 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6688 and dwarf_version 2.
6690 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6692 * tree-pretty-print.h (default_tree_printer): Do not declare.
6693 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6695 (default_tree_diagnostic_starter): Make static.
6696 (default_tree_printer): Move to here. Make static.
6697 (tree_diagnostics_defaults): New.
6698 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6699 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6700 * toplev.c: Do not include tree-pass.h.
6701 (default_tree_printer): Move from here.
6702 (general_init): Use tree_diagnostics_defaults.
6704 2012-04-24 Chao-ying Fu <fu@mips.com>
6706 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6707 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6708 * config/mips/gnu-user.h
6709 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6710 (GNU_USER_TARGET_LINK_SPEC): New define.
6711 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6712 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6713 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6714 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6715 GNU_USER_TARGET_ENDFILE_SPEC.
6716 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6717 (GNU_USER_TARGET_LINK_SPEC): New define.
6718 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6719 * config/mips/linux-common.h: New file.
6721 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6724 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6725 (altivec_build_resolved_builtin): Call fully_fold_convert.
6727 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6730 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6732 2012-04-24 Richard Guenther <rguenther@suse.de>
6734 PR tree-optimization/53085
6735 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6738 2012-04-24 Richard Guenther <rguenther@suse.de>
6740 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6743 2012-04-24 Jim Meyering <meyering@redhat.com>
6745 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6746 absence of an define_enum call.
6748 2012-04-24 Richard Guenther <rguenther@suse.de>
6750 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6751 the epilogue loop is not re-used as unvectorized version
6752 record the its maximum number of iterations.
6754 2012-04-24 Andrew Pinski <apinski@cavium.com>
6756 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6757 Don't directly use def1/def2.
6759 2012-04-24 Richard Guenther <rguenther@suse.de>
6761 PR tree-optimization/53098
6762 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6765 2012-04-24 Andrew Pinski <apinski@cavium.com>
6768 * tree-ssa-forwprop.c (defcodefor_name): New function.
6769 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6770 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6771 Simplify "(~X | Y) & X" to "X & Y" and
6772 "(~X & Y) | X" to "X | Y".
6774 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6776 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6777 validate_change to add clobbers if IN_GROUP is nonzero.
6778 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6779 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6781 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6783 * config/s390/s390.c (insn_invalid_p): Likewise.
6785 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6788 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6789 (output_addressed_constants): Likewise.
6792 * varasm.c (get_section): Don't ICE for section conflicts with
6793 built-in section kinds.
6795 2012-04-23 DJ Delorie <dj@redhat.com>
6797 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6798 (LIBSTDCXX): Change to CPP2.
6800 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6803 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6806 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6808 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6809 (*addsi_2_zext): Ditto.
6810 (*add<mode>_3): Ditto.
6811 (*addsi_3_zext): Ditto.
6812 (*add<mode>_5): Ditto.
6814 2012-04-23 Andrew Pinski <apinski@cavium.com>
6816 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6817 (C & B) to (A OP0) & B.
6819 2012-04-23 Martin Jambor <mjambor@suse.cz>
6821 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6822 temporaries created for a bitfield (reverting revision 122014).
6824 2012-04-23 Richard Guenther <rguenther@suse.de>
6826 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6827 the condition using is_gimple_condexpr and avoid the not necessary
6829 (set_prologue_iterations): Likewise.
6830 (vect_loop_versioning): Likewise.
6832 2012-04-23 Richard Guenther <rguenther@suse.de>
6834 PR tree-optimization/53070
6835 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6836 (main_tree_if_conversion): Verify we succeeded in that.
6838 2012-04-23 Jan Hubicka <jh@suse.cz>
6840 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6841 mark_reahcable_node.
6842 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6843 (cgraph_mark_reachable_node): Remove.
6844 (cgraph_mark_force_output_node): Do not set reachable.
6845 (dump_cgraph_node): Do not dump reachable.
6846 (cgraph_create_virtual_clone): Do not set reachable.
6847 * cgraph.h (cgraph_node): Remove reachable flag.
6848 (varpool_node): Remove reachable flag.
6849 (cgraph_mark_if_needed): Remove.
6850 (cgraph_mark_reachable_node): Remove.
6851 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6852 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6854 (cgraph_add_new_function): Likewise.
6855 (cgraph_mark_if_needed): Remove.
6856 (cgraph_analyze_function): Do not set target as reachable.
6857 (process_function_and_variable_attributes): Do not care about
6859 (cgraph_analyze_functions): Do not set reachable flags.
6860 (cgraph_mark_functions_to_output): Do not check reachability.
6861 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6862 (dbxout_expand_expr): Update.
6863 * c-decl.c (merge_decls): Do not track changed externs.
6864 * ipa.c: Include pointer-set.h
6865 (enqueue_cgraph_node): Use reachable pointer set.
6866 (process_references): Likewise.
6867 (cgraph_remove_unreachable_nodes): Likewise.
6868 (whole_program_function_and_variable_visibility): Do not recompute
6870 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6872 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6874 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6876 2012-04-23 Richard Guenther <rguenther@suse.de>
6879 * c-typeck.c (build_binary_op): Fix typo.
6881 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6883 PR tree-optimizations/52891
6884 * tree-vect-patterns.c (adjust_bool_pattern): Use
6885 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6886 but with non-standard precision.
6888 2012-04-22 Jan Hubicka <jh@suse.cz>
6890 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6893 2012-04-22 Jan Hubicka <jh@suse.cz>
6895 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6896 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6897 mark_load, mark_store): Do not mark varpool nodes as needed.
6898 * cgraph.c (cgraph_new_nodes): Remove.
6899 (cgraph_create_function_alias): Do not mark nodes as reachable.
6900 (cgraph_add_thunk): Likewise.
6901 (cgraph_mark_reachable_node): Do not manage the queue.
6902 * cgraph.h (cgraph_node): Remove next_needed.
6903 (varpool_nodes_queue): Remove next_needed and prev_needed.
6904 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6905 (cgraph_new_nodes): Declare.
6906 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6907 (varpool_analyze_pending_decls): Remove.
6908 (varpool_analyze_node): New.
6909 (varpool_mark_needed_node): Remove.
6910 (varpool_first_variable, varpool_next_variable): New inlines.
6911 (varpool_first_static_initializer, varpool_next_static_initializer):
6913 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6914 (varpool_first_defined_variable): New inline.
6915 (varpool_next_defined_variable): New inline
6916 (FOR_EACH_VARIABLE): Reimplement.
6917 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6918 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6920 * cgraphunit.c (cgraph_new_nodes): Declare here.
6921 (enqueue_node): New function.
6922 (cgraph_process_new_functions): update for new
6923 node set; when constructing cgraph enqueue node for processing.
6924 (cgraph_add_new_function): Use new node set.
6925 (process_function_and_variable_attributes): Do not set varpool needed
6927 (referred_to_p): New function.
6928 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6929 when varpool is in construction.
6930 (cgraph_analyze_functions): Rewrite.
6931 (cgraph_expand_all_functions): Update.
6932 (cgraph_output_in_order): Do not analyze pending decls; do not set
6934 (cgraph_optimize): Do not analyze pending decls.
6935 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6936 in other partition; do not mark node as needed.
6937 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6938 (premark_types_used_by_global_vars_helper): Likewise.
6939 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6940 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6942 (function_and_variable_visibility): Do not mark node as needed.
6943 (whole_program_function_and_variable_visibility): Likewise.
6944 * Makefile.in (gt-varpool.h): No longer needed.
6945 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6946 (ipa_write_summaries): Do not use needed flag.
6947 * varpool.c: Do not include gt-varpool.h
6948 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6949 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6950 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6952 (varpool_remove_node): Do not update the lists.
6953 (dump_varpool_node): Do not dump needed flag.
6954 (varpool_enqueue_needed_node): Remove.
6955 (varpool_mark_needed_node): Remove.
6956 (varpool_reset_queue): Remove.
6957 (varpool_finalize_decl): Move to cgraphunit.c
6958 (varpool_analyze_node): New functions based on former
6959 varpool_analyze_pending_decls.
6960 (varpool_analyze_pending_decls): Remove.
6961 (varpool_assemble_decl): Do not update the lists.
6962 (enqueue_node): New function.
6963 (varpool_remove_unreferenced_decls): Rewrite.
6964 (varpool_empty_needed_queue): Remove.
6965 (add_new_static_var): Do not mark node as needed.
6966 (varpool_create_variable_alias): Handle expansion state
6968 * except.c (output_ttype): Do not mark node as needed.
6969 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6970 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6972 * tree-switch-conversion.c (build_one_array): Likewise.
6974 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6977 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6978 * common.opt (Wpedantic): New.
6979 (pedantic): Alias Wpedantic.
6980 * diagnostic.c (warning_at): Likewise.
6981 * c-decl.c (diagnose_mismatched_decls): Likewise.
6982 (build_array_declarator): Likewise.
6983 (mark_forward_parm_decls):
6984 (check_bitfield_type_and_width): Likewise.
6985 (grokdeclarator): Likewise.
6986 (grokfield): Likewise.
6987 (finish_struct): Likewise.
6988 (build_enumerator): Likewise.
6989 (store_parm_decls_oldstyle): Likewise.
6990 (declspecs_add_qual): Likewise.
6991 (declspecs_add_type): Likewise.
6992 (finish_declspecs): Likewise.
6993 * c-typeck.c (composite_type): Likewise.
6994 (comp_target_types): Likewise.
6995 (build_array_ref): Likewise.
6996 (pointer_diff): Likewise.
6997 (build_unary_op): Likewise.
6998 (build_conditional_expr): Likewise.
6999 (build_c_cast): Likewise.
7000 (convert_for_assignment): Likewise.
7001 (maybe_warn_string_init): Likewise.
7002 (digest_init): Likewise.
7003 (pop_init_level): Likewise.
7004 (set_init_index): Likewise.
7005 (c_finish_goto_label): Likewise.
7006 (c_finish_return): Likewise.
7007 (do_case): Likewise.
7008 (build_binary_op): Likewise.
7009 * c-parser.c (static): Likewise.
7010 (c_parser_external_declaration): Likewise.
7011 (c_parser_declaration_or_fndef): Likewise.
7012 (c_parser_static_assert_declaration_no_se): Likewise.
7013 (c_parser_enum_specifier): Likewise.
7014 (c_parser_struct_or_union_specifier): Likewise.
7015 (c_parser_struct_declaration): Likewise.
7016 (c_parser_alignas_specifier): Likewise.
7017 (c_parser_braced_init): Likewise.
7018 (c_parser_initelt): Likewise.
7019 (c_parser_compound_statement_nostart): Likewise.
7020 (c_parser_conditional_expression): Likewise.
7021 (c_parser_alignof_expression): Likewise.
7022 (c_parser_postfix_expression): Likewise.
7023 (c_parser_postfix_expression_after_paren_): Likewise.
7024 (c_parser_objc_class_instance_variables): Likewise.
7025 (c_parser_objc_method_definition): Likewise.
7026 (c_parser_objc_methodprotolist): Likewise.
7028 2012-04-22 Ian Lance Taylor <iant@google.com>
7030 * godump.c (go_output_typedef): Dump size of structs.
7032 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7034 Correcting transform_to_exit_first_loop + fix to PR46886
7035 * tree-parloops.c (transform_to_exit_first_loop): Remove
7036 setting of number of iterations according to the loop pattern.
7037 Duplicate from entry to exit->src instead of loop->latch.
7038 (pallelize_loops): Remove the condition preventing do-while loops.
7039 * tree-cfg.c (bool bb_in_region_p): New.
7040 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7041 Adjust redirection of the duplicated iteration.
7043 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7046 * rtl.def (ADDRESS): Use "i" rather than "w".
7047 * rtl.h (find_base_term): Delete.
7048 (may_be_sp_based_p): Declare.
7049 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7050 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7051 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7053 (find_base_term): Make static.
7054 (may_be_sp_based_p): New function.
7055 * dse.c (record_store): Use it.
7056 * store-motion.c (store_killed_in_insn): Likewise.
7058 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7060 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7062 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7065 * c-typeck.c (inform_declaration): New.
7066 (build_function_call_vec): Do not pretty-print
7067 expressions when caret is enabled.
7068 (convert_arguments): Use inform_declaration.
7070 2012-04-20 Jim Meyering <meyering@redhat.com>
7072 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7073 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7075 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7077 PR rtl-optimization/44214
7078 * fold-const.c (exact_inverse): New function.
7079 (fold_binary_loc): Fold vector and complex division by constant into
7080 multiply by recripocal with flag_reciprocal_math; fold vector division
7081 by constant into multiply by reciprocal with exact inverse.
7083 2012-04-20 Jan Hubicka <jh@suse.cz>
7085 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7087 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7088 (cgraph_remove_node): Update.
7089 (cgraph_mark_needed_node): Remove.
7090 (cgraph_mark_force_output_node): New.
7091 (dump_cgraph_node): Do not dump needed flag.
7092 (cgraph_node_cannot_be_local_p_1): Update.
7093 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7094 * cgraph.h (symtab_node_base): Add force_output flag.
7095 (cgraph_node): Remove needed flag.
7096 (varpool_node): Remove force_output flag.
7097 (cgraph_mark_needed_node): Remove.
7098 (cgraph_mark_force_output_node): New.
7099 (cgraph_only_called_directly_or_aliased_p,
7100 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7101 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7102 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7103 (cgraph_add_new_function): Update.
7104 (cgraph_mark_if_needed): Update.
7105 (verify_cgraph_node): Update.
7106 (cgraph_analyze_function): Alias target is reachable.
7107 (process_function_and_variable_attributes): Update: externally_visible
7108 flag makes function reachable.
7109 (cgraph_analyze_functions): Update dumping.
7110 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7111 input_overwrite_node, input_varpool_node): Update streaming.
7112 * lto-streamer-out.c (produce_symtab): Use force_output.
7113 * ipa.c (process_references): Weakrefs must be processed.
7114 (cgraph_remove_unreachable_nodes): Likewise; update for new
7116 (varpool_externally_visible_p): Weakrefs are externally visible
7117 even if they are not.
7118 (function_and_variable_visibility): Update; when processing alias
7119 pair force the targets to be output.
7120 (whole_program_function_and_variable_visility): Use
7121 mark_reachable_node.
7122 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7123 (ipa_tm_mark_force_output_node): New function.
7124 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7125 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7127 * varasm.c (mark_decl_referenced): Update.
7128 (find_decl_and_mark_needed): Remove.
7129 (find_decl): New function.
7130 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7131 alias targets as needed.
7132 (dump_tm_clone_pairs): Update.
7133 * tree-inline.c (copy_bb): Update check.
7134 * symtab.c (dump_symtab_base): Dump force_output.
7135 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7136 * passes.c (execute_todo): Fix dumping.
7137 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7138 (varpool_analyze_pending_decls): Alias target is reachable.
7139 (varpool_create_variable_alias): Finalize weakrefs.
7141 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7144 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7145 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7146 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7147 macros instead of constants.
7148 * dse.c (record_store): Check for SP ADDRESS by comparing
7149 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7150 XEXP to be stack_pointer_rtx.
7152 2012-04-20 Richard Guenther <rguenther@suse.de>
7154 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7155 update_call_from_tree when propagating into a call.
7157 2012-04-20 Alan Modra <amodra@gmail.com>
7159 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7160 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7161 sp_offset to frame_off. Move world save code earlier.
7163 2012-04-20 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/53050
7166 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7167 Do only one transform on COND_EXPRs at the same time.
7169 2012-04-19 Jan Hubicka <jh@suse.cz>
7171 * symtab.c (dump_symtab_base): Revert accidental checkin.
7173 2012-04-20 Alan Modra <amodra@gmail.com>
7176 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7177 static chain, set REST_INLINE_FPRS too.
7179 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7181 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7184 2012-04-20 Richard Guenther <rguenther@suse.de>
7186 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7187 loops that can never run more often than the vectorization factor.
7189 2012-04-19 Jan Hubicka <jh@suse.cz>
7191 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7193 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7195 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7197 2012-04-19 Jim Meyering <meyering@redhat.com>
7199 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7200 We verified above that the string(including trailing NUL) fits in buf,
7203 2012-04-19 Richard Guenther <rguenther@suse.de>
7205 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7206 for dumping DECL_SECTION_NAME.
7208 2012-04-19 Michael Matz <matz@suse.de>
7211 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7212 (struct tree_vector): Adjust GTY length.
7213 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7215 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7217 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7218 caller emitted the length calulation already.
7219 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7220 before handling any of the fields for structs.
7222 2012-04-19 Richard Guenther <rguenther@suse.de>
7224 PR tree-optimization/53031
7225 * tree-vrp.c (adjust_range_with_scev): Revert back to
7226 using max_loop_iterations.
7228 2012-04-19 Michael Matz <matz@suse.de>
7230 * diagnostic.c (emit_diagnostic): Move va_end call after user
7232 (warning, warning_at, pedwarn, permerror): Ditto.
7234 2012-04-19 Richard Guenther <rguenther@suse.de>
7236 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7239 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7242 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7243 the case *(X+const).
7245 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7247 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7249 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7252 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7253 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7255 2012-04-19 Richard Guenther <rguenther@suse.de>
7257 PR rtl-optimization/44688
7258 * loop-iv.c (determine_max_iter): Only return max_iter.
7259 (iv_number_of_iterations): Also use the recorded loop bound
7260 on the maximum number of iterations.
7261 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7262 max_iter to avoid unrolling loops that do not roll.
7263 (decide_unroll_stupid): Likewise.
7265 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7267 * targhooks.c (default_case_values_threshold): Fix code style nit.
7269 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7270 case range and type folding from here...
7271 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7272 type, as documented in tree.def.
7274 2012-04-18 Jan Hubicka <jh@suse.cz>
7276 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7278 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7279 cgraph hash and same comdat groups.
7280 (cgraph_optimize): Verify symbol table.
7281 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7282 (dissolve_same_comdat_group_list): Work on symtab nodes.
7283 (function_and_variable_visibility): Dissolve variable same comdat group
7285 * symtab.c: Include timevar.h
7286 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7288 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7290 * tree-switch-conversion.c (info): Remove global pass info.
7291 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7292 free_temp_arrays, gather_default_values, build_constructors,
7293 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7294 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7295 (process_switch): ... here. Unify message format. Return a const
7296 char pointer to the failure reason message.
7297 (do_switchconv): Unify message format. Update process_switch usage.
7299 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7300 * tree-cfg.c (edge_to_cases): Fix documentation.
7302 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7304 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7306 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7308 PR tree-optimization/52976
7309 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7310 (possibly_move_powi): New function.
7311 (rewrite_expr_tree): Call possibly_move_powi.
7312 (rewrite_expr_tree_parallel): Likewise.
7313 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7314 call add_to_ops_vec instead.
7316 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7318 PR tree-optimization/52976
7319 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7320 (decrement_power): Likewise.
7321 (propagate_op_to_single_use): Likewise.
7322 (zero_one_operation): Handle __builtin_pow* calls in linearized
7323 expression trees; factor logic into propagate_op_to_single_use.
7324 (undistribute_ops_list): Allow operands with repeat counts > 1.
7326 2012-04-18 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/44688
7329 * cfgloop.h (record_niter_bound): Declare.
7330 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7331 Update the estimation with the upper bound here...
7332 (estimate_numbers_of_iterations_loop): ... instead of here.
7333 Do not forcefully reset a recorded upper bound.
7334 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7335 Record the maximum number of loop iterations of the prologue loop.
7337 2012-04-18 Jan Hubicka <jh@suse.cz>
7339 * lto-symtab.c (lto_cgraph_replace_node): Update.
7340 * cgraphbuild.c (record_reference, record_type_list,
7341 record_eh_tables, mark_address, mark_load, mark_store): Update.
7342 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7343 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7345 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7346 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7347 * reload.c: Fix typo in comment.
7348 * rtlanal.c: Likewise.
7349 * tree-emultls.c (gen_emutls_addr): Update.
7350 * ipa-reference.c (analyze_function): Update.
7351 * cgraphunit.c (cgraph_analyze_function,
7352 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7354 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7355 (ipa_remove_reference): Likewise.
7356 (ipa_remove_all_refering): Rename to ...
7357 (ipa_remove_all_referring): ... this one; update.
7358 (ipa_dump_references): Update.
7359 (ipa_dump_referring): Update.
7360 (ipa_clone_references): Update.
7361 (ipa_clone_refering): Rename to ...
7362 (ipa_clone_referring): ... this one; update.
7363 (ipa_ref_cannot_lead_to_return): Update.
7364 (ipa_ref_has_aliases_p): Update.
7365 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7367 (ipa_ref_type): Remove.
7368 (ipa_ref_ptr_u): Remove.
7369 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7370 and refered_type; add referring, referred and referred_index.
7371 (ipa_ref_list): Rename refering to referring.
7372 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7373 ipa_clone_references, ipa_clone_referring): Update prototypes.
7374 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7375 (lto_output_ref): Update.
7376 (add_references): Update.
7377 (input_varpool_node): Update.
7378 (input_refs): Update.
7379 * ipa-ref-inline.h (ipa_ref_node): Update.
7380 (ipa_ref_varpool_node): Update.
7381 (ipa_ref_referring_node): Update.
7382 (ipa_ref_referring_varpool_node): Update.
7383 (ipa_ref_referring_ref_list): Update.
7384 (ipa_ref_referred_ref_list): Update.
7385 (ipa_ref_list_first_referring): Update.
7386 (ipa_empty_ref_list): Update.
7387 (ipa_ref_list_refering_iterate): Rename to ...
7388 (ipa_ref_list_referring_iterate): ... this one.
7389 * cse.c: Update comment.
7390 * ipa-utils.c (ipa_reverse_postorder): Update.
7391 * tree-ssa-alias.c: Update.
7392 * ipa-inline.c (reset_edge_caches): Update.
7393 (update_caller_keys): Update.
7394 * ipa-inline.h: Update comments.
7395 * jump.c: Update comment.
7396 * alias.c: Likewise.
7397 * ipa.c (process_references): Update.
7398 (cgraph_remove_unreachable_nodes): Likewise.
7399 (ipa_discover_readonly_nonaddressable_var): Likewise.
7400 (cgraph_address_taken_from_non_vtable_p): Likewise.
7401 * trans-mem.c (ipa_tm_execute): Update.
7402 * simplify-rtx.c: Fix comment.
7403 * rtl.c: Fix comment.
7404 * symtab.c (symtab_unregister_node): Update.
7405 * varpool.c (dump_varpool_node): Update.
7406 (varpool_analyze_pending_decls): Update.
7407 (assemble_aliases): Update.
7408 (varpool_for_node_and_aliases): Update.
7410 2012-04-18 Richard Guenther <rguenther@suse.de>
7412 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7413 use_undefined_p parameter.
7414 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7415 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7417 (estimate_numbers_of_iterations): Likewise.
7418 (estimated_loop_iterations): Adjust.
7419 (max_loop_iterations): Likewise.
7420 (scev_probably_wraps_p): Likewise.
7421 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7422 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7423 not max_loop_iterations.
7424 (execute_vrp): Remove explicit number of iterations estimation.
7426 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7428 * config/i386/linux-common.h: New.
7430 * config.gcc: Add i386/linux-common.h before
7431 all i386/linux.h and i386/linux64.h usages.
7433 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7434 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7435 * config/i386/gnu-user64.h: Likewise.
7437 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7438 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7439 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7440 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7442 2012-04-18 Jan Hubicka <jh@suse.cz>
7444 * cgraph.c (cgraph_node_name): Remove.
7445 (dump_cgraph_node): Use dump_symtab_base; reformat.
7446 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7447 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7449 (cgraph_node_name, varpool_node_name): Remove.
7450 (cgraph_node_asm_name, varpool_node_asm_name,
7451 cgraph_node_name, varpool_node_name): New.
7452 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7453 (TODO_dump_symtab): ... this one.
7454 * ipa-cp (pass_ipa_cp): Update.
7455 * ia-reference.c (generate_summary, read_write_all_from_decl,
7456 propagate, ipa_reference_read_optimization_summary): Update.
7457 * cgraphunit.c (cgraph_analyze_functions): Update.
7458 (cgraph_optimize): Update.
7459 * ipa-ref.c (ipa_dump_references): Update.
7460 (ipa_dump_refering): Update.
7461 * ipa-inline.c (pass_ipa_inline): Update.
7462 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7463 * ipa.c (pass_ipa_function_visibility,
7464 pass_ipa_whole_program_visibility): Update.
7465 * tree-sra.c (pass_early_ipa_sra): Update.
7466 * symtab.c: Include langhooks.h
7467 (symtab_node_asm_name): New.
7468 (symtab_node_name): New.
7469 (symtab_type_names): New static var.
7470 (dump_symtab_base): New.
7471 (dump_symtab_node, dump_symtab): New.
7472 (debug_symtab_node, debug_symtab): New.
7473 * tree-ssa-structalias.c: Dump symbol table.
7474 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7475 of TODO_dump_cgraph.
7476 * varpoo.c (varpool_node_name): Remove.
7477 (dump_varpool_node): Use dump_symtab_base; reformat.
7479 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7481 * doc/invoke.texi (Language Independent Options): @item should be
7484 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7487 * rtl.c (rtx_code_size): Handle ADDRESS.
7489 2012-04-17 Tom de Vries <tom@codesourcery.com>
7491 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7494 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7497 * config/i386/sync.md (atomic_<code><mode>): Rename to
7498 atomic_<logic><mode>.
7500 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7502 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7503 * alias.c (reg_base_value): Expand and update comment.
7504 (arg_base_value): New variable.
7505 (unique_id): Move up file.
7506 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7507 (find_base_value): Use arg_base_value and known_base_value_p.
7508 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7509 (find_base_term): Use known_base_value_p.
7510 (base_alias_check): Use unique_base_value_p.
7511 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7512 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7514 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7516 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7518 2012-04-17 Michael Matz <matz@suse.de>
7520 PR tree-optimization/18437
7521 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7522 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7523 (vect_check_strided_load): Declare.
7524 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7525 (vect_analyze_data_refs): Use it to accept strided loads.
7526 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7528 2012-04-17 Richard Guenther <rguenther@suse.de>
7531 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7532 loops when redirecting an entry or latch edge.
7534 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7536 * sel-sched.c (sel_global_init): Revert previous change.
7538 2012-04-17 Richard Guenther <rguenther@suse.de>
7540 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7541 * tree.h (array_at_struct_end_p): ... here.
7542 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7543 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7545 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7547 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7548 COST_TABLE): Remove.
7549 (estimate_case_costs): Remove.
7550 (expand_case): Do not call estimate_case_costs
7551 to set use_cost_table.
7552 (balance_case_nodes): Do not use use_cost_table.
7554 2012-04-16 Jan Hubicka <jh@suse.cz>
7556 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7557 (hash_node, eq_node): Remove.
7558 (cgraph_create_node): Do not handle hashtable.
7559 (cgraph_get_node): Remove.
7560 (cgraph_insert_node_to_hashtable): Remove.
7561 (hash_node_by_assembler_name): Remove.
7562 (eq_assembler_name): Remove.
7563 (cgraph_node_for_asm): Rewrite.
7564 (cgraph_find_replacement_node): Break out from ...
7565 (cgraph_remove_node): ... here; do not maintain hashtables.
7566 (change_decl_assembler_name): Remove.
7567 (cgraph_clone_node): Do not maintain hashtables.
7568 * cgraph.h (const_symtab_node): New typedef.
7569 (cgraph_insert_node_to_hashtable): Remove.
7570 (symtab_get_node, symtab_node_for_asm,
7571 symtab_insert_node_to_hashtable): Declare.
7572 (cgraph_find_replacement_node): Declare.
7573 (cgraph_get_node, varpool_get_node): Turn into inlines.
7574 (cgraph, varpool): Work sanely on NULL pointers.
7575 (FOR_EACH_SYMBOL): New walker.
7576 * ipa-inline-transform.c (save_inline_function_body): Use
7577 symtab_insert_node_to_hashtable.
7578 * symtab.c: Include ggc.h and diagnostics.h
7579 (symtab_hash, assembler_name_hash): New static vars;
7580 (hash_node, eq_node, hash_node_by_assembler_name,
7581 eq_assembler_name, insert_to_assembler_name_hash,
7582 unlink_from_assembler_name_hash): New.
7583 (symtab_register_node): Update hashtables.
7584 (symtab_insert_node_to_hashtable): New.
7585 (symtab_unregister_node): Update hashtables.
7586 (symtab_get_node): New.
7587 (symtab_node_for_asm): New.
7588 (change_decl_assembler_name): New.
7589 * Makefile.in (symtab.o): Needs GTY.
7590 * varpool.c (varpool_hash): Remove.
7591 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7592 (varpool_node): Rewrite using varpool_get_node.
7593 (varpool_remove_node): DO not maintain hashtables.
7594 (varpool_node_for_asm): Rewrite.
7596 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7598 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7599 when describing the current behavior of GCC.
7601 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7603 * genemit.c (gen_exp): Remove ADDRESS handling.
7604 * genoutput.c (scan_operands): Likewise.
7605 * genpeep.c (match_rtx): Likewise.
7606 * genrecog.c (add_to_sequence): Likewise.
7608 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7610 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7612 2012-04-16 Martin Jambor <mjambor@suse.cz>
7614 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7617 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7620 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7621 hints for 'A' operand types.
7623 2012-04-16 Jan Hubicka <jh@suse.cz>
7625 * cgraph.h (symtab_node_base): Add next and previous pointers.
7626 (cgraph_node): Remove next and preivous pointers.
7627 (varpool_node): Likewise; remove next/previous GTY marker;
7628 it is not type safe.
7629 (symtab_node_def): Update GTY marker
7630 (x_cgraph_nodes, cgraph_nodes): Remove.
7631 (symtab_nodes): New function.
7632 (cgraph_order): Rename to ...
7633 (symtab_order): ... this one.
7634 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7636 (x_varpool_nodes, varpool_nodes): Remove.
7637 (FOR_EACH_STATIC_VARIABLE): Update.
7638 (symtab_function_p, symtab_variable_p): New function.
7639 (FOR_EACH_VARIABLE): Update.
7640 (varpool_first_variable, varpool_next_variable): New functions.
7641 (FOR_EACH_VARIABLE): Update.
7642 (cgraph_first_defined_function): Update.
7643 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7644 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7645 (cgraph_first_function, cgraph_next_function): New.
7646 (FOR_EACH_FUNCTION): Update.
7647 (cgraph_first_function_with_gimple_body,
7648 cgraph_next_function_with_gimple_body): Update.
7649 * symtab.c: New file.
7650 * cgraph.c: Update copyright dates.
7651 (x_cgraph_nodes, cgraph_order): Remove.
7652 (NEXT_FREE_NODE): Update.
7653 (SET_NEXT_FREE_NODE): New.
7654 (cgraph_create_node_1): Remove common code.
7655 (cgraph_create_node): Remove common code; call symtab_register_node.
7656 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7657 (cgraph_add_asm_node): Update.
7658 (cgraph_clone_node): Register new node.
7659 * cgraphunit.c (process_function_and_variable_attributes): Update.
7660 (cgraph_analyze_functions): Update.
7661 (cgraph_analyze_functions): Update.
7662 (cgraph_output_in_order): Update.
7663 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7665 * ipa-inline.c (recursive_inlining): Update.
7666 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7667 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7668 * Makefile.in: Add symtab.o
7669 * varpool.c (x_varpool_nodes): Remove
7670 (varpool_node): Remove common code; call symtab_register_node.
7671 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7673 2012-04-16 Richard Guenther <rguenther@suse.de>
7676 * tree.h (VECTOR_CST_NELTS): Adjust.
7677 (struct tree_vector): Add explicit length field.
7678 (make_vector_stat): Declare.
7679 (make_vector): Define.
7680 * tree.c (make_vector_stat): New function.
7681 (build_vector_stat): Use it.
7682 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7684 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7686 PR tree-optimization/52976
7687 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7688 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7690 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7692 2012-04-16 Jan Hubicka <jh@suse.cz>
7694 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7696 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7697 walkers to walk cgraph and varpool.
7698 * cgraph.c (cgraph_node_for_asm): Likewise.
7699 (dump_cgraph): Likewise.
7700 * value-prof.c (init_node_map): Likewise.
7701 * tree.c (free_lang_data_in_cgraph): Likewise.
7702 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7703 * ipa-reference.c (generate_summary, propagate): Likewise.
7704 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7705 cgraph_mark_functions_to_output, cgraph_output_in_order,
7706 output_weakrefs, cgraph_materialize_all_clones,
7707 cgraph_optimize): Likewise.
7708 * lto-cgraph.c (merge_profile_summaries): Likewise.
7709 (input_cgraph): Likewise.
7710 * ipa-pure-const.c (generate_summary): Likewise.
7711 (propagate): Likwise.
7712 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7713 (ipa_free_postorder_info): Likewise.
7714 (ipa_reverse_postorder): Likewise.
7715 * ipa-inline.c (ipa_inline): Likewise.
7716 * matrix-reorg.c (find_matrices_decl): Likewise.
7717 (matrix_reorg): Likewise.
7718 * tree-vectorizer.c (increase_alignment): Likewise.
7719 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7720 (function_and_variable_visibility): Likewise.
7721 (whole_program_function_and_variable_visibility): Likewise.
7722 (ipa_cdtor_merge): Likewise.
7723 * trans-mem.c (ipa_tm_execute): Likewise.
7724 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7725 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7726 (ipa_print_all_params): Likewise.
7727 (ipa_update_after_lto_read): Likewise.
7728 * tree-profie.c (tree_profiling): Likewise.
7729 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7730 * passes.c (dump_passes): Likewise.
7731 (do_per_function): Likewise.
7732 (ipa_write_summaries): Likewise.
7733 * varpool.c (dump_varpool): Likewise.
7734 (varpool_node_for_asm): Likewise.
7735 (varpool_assemble_pending_decls): Likewise.
7737 2012-04-16 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/52975
7740 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7741 condition but always mark it with TRUTH_NOT_EXPR.
7743 2012-04-16 Richard Guenther <rguenther@suse.de>
7745 PR tree-optimization/52975
7746 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7747 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7748 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7749 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7751 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7753 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7754 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7755 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7756 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7757 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7758 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7759 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7761 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7762 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7763 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7764 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7765 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7766 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7768 (xop_plus): New code iterator.
7769 (macs): New code attribute.
7771 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7772 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7774 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7775 xop_plus code iterator.
7776 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7777 xop_plus code iterator.
7778 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7779 xop_plus code iterator.
7780 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7781 xop_plus code iterator.
7783 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7784 any_extend code iterator.
7785 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7786 any_extend code iterator.
7787 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7788 any_extend code iterator.
7789 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7790 any_extend code iterator.
7791 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7792 any_extend code iterator.
7793 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7794 any_extend code iterator.
7796 2012-04-14 Tom de Vries <tom@codesourcery.com>
7798 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7799 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7800 DELETED_LABEL note, and move it to ...
7801 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7802 (delete_insn_and_edges): Likewise.
7803 (delete_insn_chain): Handle new return type of delete_insn. Delete
7804 chain backwards rather than forwards.
7805 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7807 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7809 2012-04-14 Jan Hubicka <jh@suse.cz>
7811 * cgraph.h: Update copyrights;
7812 (symtab_node): Turn to union typedef.
7813 (symtab_node_base): New structure.
7814 (symtab_type): Add SYMTAB_SYMBOL tag.
7815 (cgraph_node): Annotate some pinters with nested_ptr.
7816 (varpool_node): Likewise.
7817 (cgraph_local_info): Remove lto_file_data
7818 and externally_visible.
7819 (cgraph_node): Remove decl; same_comdat_group list;
7820 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7821 in_other_partition; resolution.
7822 (varpool_node): Remove decl; same_comdat_group;
7823 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7824 used_from_other_partition; in_other_partition.
7825 (symtab_node_def): New union.
7826 (cgraph, varpool): Update.
7827 (varpool_first_static_initializer, varpool_next_static_initializer,
7828 cgraph_only_called_directly_or_aliased_p,
7829 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7830 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7831 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7833 * cgraph.c: Likewise.
7834 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7835 * cgraphbuild.c: Likewise.
7836 * lto-symtab.c: Likewise.
7837 * c-gimplify.c: Likewise.
7838 * value-prof.c: Likewise.
7840 * ipa-cp.c: Likewise.
7841 * tree-emutls.c: Likewise.
7842 * ipa-inline-transform.c: Likwise.
7843 * ipa-reference.c: Likewise.
7844 * cgraphunit.c: Likewise.
7845 * ipa-ref.c: Likewise.
7846 * lto-cgraph.c: Likewise.
7847 * ipa-ref-inline.h: Likewise.
7848 * ipa-pure-const.c: Likewise.
7849 * lto-streamer-out.c: Likewise.
7850 * ipa-utils.c: Likewise.
7851 * ipa-inline.c: Likewise.
7852 * matrix-reorg.c: Likewise.
7853 * tree-eh.c: Likewise.
7854 * tree-vectorizer.c: Likewise.
7855 * ipa-split.c: Likewise.
7857 * trans-mem.c: Likewise.
7858 * ipa-inline-analysis.c: Likewise.
7859 * gimplify.c: Likewise.
7860 * cfgexpand.c: Likewise.
7861 * tree-sra.c: Likewise.
7862 * ipa-prop.c: Likewise.
7863 * varasm.c: Likewise.
7864 * tree-nested.c: Likewise.
7865 * tree-inline.c: Likewise.
7866 * tree-profile.c: Likewise.
7867 * tree-ssa-structalias.c: Likewise.
7868 * passes.c: Likewise.
7869 * varpool.c: Likewise.
7871 2012-04-14 Tom de Vries <tom@codesourcery.com>
7873 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7874 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7875 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7877 (gsi_advance_fw_nondebug_nonlocal): New function.
7878 (local_def): Removed function.
7879 (same_succ_hash): Use stmt_local_def.
7880 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7881 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7883 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7885 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7886 and __ILP32__ for x32.
7888 2012-04-13 Martin Jambor <mjambor@suse.cz>
7891 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7892 fold_ctor_reference returns a zero constant.
7894 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7896 * config.gcc: Add i386/gnu-user-common.h before all
7897 i386/gnu-user.h and i386/gnu-user64.h usages.
7899 * config/i386/gnu-user-common.h: New.
7901 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7902 (CC1_SPEC): Likewise.
7903 (ENDFILE_SPEC): Likewise.
7904 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7905 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7906 (TARGET_OS_CPP_BUILTINS): Likewise.
7907 (LIBGCC2_HAS_TF_MODE): Likewise.
7908 (LIBGCC2_TF_CEXT): Likewise.
7909 (TF_SIZE): Likewise.
7910 (TARGET_ASM_FILE_END): Likewise.
7911 (STACK_CHECK_MOVING_SP): Likewise.
7912 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7913 * config/i386/gnu-user64.h: Likewise.
7915 2012-04-13 Martin Jambor <mjambor@suse.cz>
7917 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7918 set_mem_attributes for a memory temporary. Do not call the function
7919 for the memory temporary created for a bitfield.
7921 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7924 * df.h (enum debug_temp_where): New.
7925 (dead_debug_init, dead_debug_finish) Declare.
7926 (dead_debug_add, dead_debug_insert_temp): Declare.
7927 (struct dead_debug_use, struct dead_debug): Moved from...
7928 * df-problems.c: ... here.
7929 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7931 (df_create_unused_note): Likewise.
7932 (df_set_dead_notes_for_mw): Move comment where it belongs.
7933 (dead_debug_init): Export.
7934 (dead_debug_reset_uses): New, factored out of...
7935 (dead_debug_finish): ...this. Export.
7936 (dead_debug_reset): Remove.
7937 (dead_debug_add): Export.
7938 (dead_debug_insert_before): Rename to...
7939 (dead_debug_insert_temp): ... this. Add where argument. Export.
7940 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7941 Return insertion count.
7942 (df_note_bb_compute): Adjust.
7943 * dce.c (word_dce_process_block): Adjust dead debug uses.
7944 (dce_process_block): Likewise.
7946 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7948 * df-problems.c (df_note_bb_compute): Do not take note of
7949 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7951 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7954 * var-tracking.c (expand_depth): New type.
7955 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7956 (loc_exp_dep_alloc): Adjust initializer.
7957 (update_depth): Use new type. Add entryvals.
7958 (vt_expand_var_loc_chain): Take note of expansions with
7959 ENTRY_VALUEs, but don't accept them right away. Run an optional
7960 second pass accepting the minimum ENTRY_VALUE count found in the
7962 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7964 2012-04-13 Tom de Vries <tom@codesourcery.com>
7966 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7967 parameters vuse and vuse_escaped.
7968 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7969 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7972 2012-04-13 Richard Guenther <rguenther@suse.de>
7974 PR tree-optimization/52969
7975 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7976 the condition for the COND_EXPR and handle predicate negation
7977 by swapping the COND_EXPR arms.
7979 2012-04-13 Nick Clifton <nickc@redhat.com>
7981 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7982 TODO_dump_func flag.
7984 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7986 PR rtl-optimization/52203
7987 PR rtl-optimization/52715
7989 Revert the 2012-03-07 fix for PR 52203.
7990 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7991 the insn does not modify DFA right before issuing, adjust
7992 issue_rate accordingly.
7994 2012-04-13 Richard Guenther <rguenther@suse.de>
7997 * c-typeck.c (pointer_diff): Remove bogus assert.
7999 2012-04-13 Richard Guenther <rguenther@suse.de>
8002 * convert.c (convert_to_pointer): Remove special-casing of zero.
8004 2012-04-13 Joey Ye <joey.ye@arm.com>
8006 * config/arm/constraints.md (Pe): New constraint.
8007 * config/arm/arm.md: New split for imm 256-510.
8009 2012-04-13 Terry Guo <terry.guo@arm.com>
8011 * config/arm/arm-cores.def: Added core cortex-m0plus.
8012 * config/arm/arm-tune.md: Regenerated.
8013 * config/arm/arm-tables.opt: Regenerated.
8014 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8016 2012-04-13 Alan Modra <amodra@gmail.com>
8019 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8020 tie regs on destination of sets. Delete forward declaration.
8021 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8022 (rs6000_emit_prologue): Likewise.
8023 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8025 (is_mem_ref): Use tie_operand to recognise stack ties.
8026 * config/rs6000/predicates.md (tie_operand): New.
8027 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8029 (restore_stack_nonlocal): Likewise.
8030 (stack_tie): Update.
8031 (frame_tie): Delete.
8033 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8035 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8036 HOST_WIDE_INT_PRINT_DEC in format strings.
8038 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8041 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8042 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8043 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8044 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8045 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8046 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8047 avx2_permvarv8si using VI4F_256 mode iterator.
8048 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8049 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8050 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8051 gen_avx2_permvarv8sf.
8052 (expand_vec_perm_pshufb): Ditto.
8054 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8057 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8058 the list of options to enable the FCFID instruction.
8059 (TARGET_EXTRA_BUILTINS): Adjust comment.
8061 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8063 PR tree-optimization/18589
8064 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8065 (operand_entry): Add count field.
8066 (add_repeat_to_ops_vec): New function.
8067 (completely_remove_stmt): Likewise.
8068 (remove_def_if_absorbed_call): Likewise.
8069 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8070 (acceptable_pow_call): New function.
8071 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8072 entries with repeat counts when found.
8073 (repeat_factor_d): New struct and associated typedefs.
8074 (repeat_factor_vec): New static vector variable.
8075 (compare_repeat_factors): New function.
8076 (get_reassoc_pow_ssa_name): Likewise.
8077 (attempt_builtin_powi): Likewise.
8078 (reassociate_bb): Call attempt_builtin_powi.
8079 (fini_reassoc): Two new calls to statistics_counter_event.
8081 2012-04-12 Richard Guenther <rguenther@suse.de>
8083 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8084 * cgraph.h (tree_rest_of_compilation): Remove.
8085 * cgraph.c (cgraph_add_new_function): Move ...
8086 * cgraphunit.c (cgraph_add_new_function): ... here.
8087 (tree_rest_of_compilation): Make static.
8088 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8089 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8090 gate_all_early_local_passes, execute_all_early_local_passes,
8091 pass_early_local_passes, gate_all_early_optimizations,
8092 pass_all_early_optimizations): Move ...
8093 * passes.c (gate_all_optimizations, pass_all_optimizations,
8094 gate_all_early_local_passes, execute_all_early_local_passes,
8095 pass_early_local_passes, gate_all_early_optimizations,
8096 pass_all_early_optimizations): ... here.
8097 * tree-optimize.c (execute_free_datastructures): Remove.
8098 * tree-flow.h (execute_free_datastructures): Remove.
8099 * tree-optimize.c (execute_init_datastructures,
8100 pass_init_datastructures): Move ...
8101 * tree-ssa.c (execute_init_datastructures,
8102 pass_init_datastructures): ... here.
8103 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8104 execute_free_datastructures.
8106 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8108 * dbgcnt.def (ira_move): New counter.
8109 * ira-int.h (ira_create_new_reg): Declare function.
8110 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8111 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8112 no longer static. All callers changed.
8113 * ira.c: Include "dbgcnt.h".
8114 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8115 move_unallocated_pseudos): New static functions.
8116 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8117 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8118 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8119 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8120 to the pseudos generated in find_moveable_pseudos.
8121 * Makefile.in (ira.o): Add $(DBGCNT_H).
8123 2012-04-12 Richard Guenther <rguenther@suse.de>
8125 PR tree-optimization/52943
8126 * tree-chrec.h (chrec_is_positive): Remove.
8127 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8128 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8129 Return false for a constant zero instead of negative.
8130 (analyze_siv_subscript_cst_affine): Handle zero difference
8131 in the initial condition explicitely.
8133 2012-04-12 Richard Guenther <rguenther@suse.de>
8135 * tree-parloops.c (parallelize_loops): Also consult the upper
8136 bound for the number of iterations.
8137 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8138 (loop_prefetch_arrays): Likewise.
8140 2012-04-12 Richard Guenther <rguenther@suse.de>
8142 * cfgloop.h (estimated_loop_iterations_int): Ditch
8143 'conservative' parameter.
8144 (max_stmt_executions_int): Likewise.
8145 (estimated_loop_iterations): Likewise.
8146 (max_stmt_executions): Likewise.
8147 (max_loop_iterations): Declare.
8148 (max_loop_iterations_int): Likewise.
8149 (estimated_stmt_executions): Likewise.
8150 (estimated_stmt_executions_int): Likewise.
8151 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8153 (max_loop_iterations): ... this.
8154 (estimated_loop_iterations_int): Split parts to ...
8155 (max_loop_iterations_int): ... this.
8156 (max_stmt_executions_int): Split parts to ...
8157 (estimated_stmt_executions_int): ... this.
8158 (max_stmt_executions): Split parts to ...
8159 (estimated_stmt_executions): ... this.
8160 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8161 * predict.c (predict_loops): Likewise.
8162 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8163 (analyze_siv_subscript_cst_affine): Likewise.
8164 (compute_overlap_steps_for_affine_1_2): Likewise.
8165 (analyze_subscript_affine_affine): Likewise.
8166 (init_omega_for_ddr_1): Likewise.
8167 * tree-parloops.c (parallelize_loops): Likewise.
8168 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8169 (may_eliminate_iv): Likewise.
8170 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8171 (loop_prefetch_arrays): Likewise.
8172 * tree-vrp.c (adjust_range_with_scev): Likewise.
8174 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8176 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8177 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8179 (dump_table): Use bool type for need_align and have_df variables.
8180 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8181 (regs_used): Remove register modifier.
8182 (barrier_align): Move variables slot, credit, jump_to_next
8183 into if block above for loop. Use bool type for jump_to_next.
8184 (sh_function_arg): Use NULL_RTX instead of 0.
8186 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8188 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8189 (bswapsi2): New expander.
8191 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8193 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8194 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8196 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8198 PR rtl-optimization/52876
8199 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8200 Don't call mark_reg_pointer for incompatible pointer sign extension.
8202 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8205 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8207 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8208 comparisons against TYPE_PRECISION.
8209 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8211 2012-04-11 Xinliang David Li <davidxl@google.com>
8213 * tree-passes.h: Remove TODO_dump_func.
8214 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8215 * trans-mem.c: Remove TODO_dump_func.
8216 * ira.c: Remove TODO_dump_func.
8218 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8220 * config/i386/i386.c (ix86_option_override_internal): Check
8221 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8222 after TARGET_64BIT is updated.
8224 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8226 * config/sh/sh.h: Remove old secondary reload code.
8228 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8230 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8231 (ready_reorder): ... this function.
8233 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8235 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8238 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8239 insns so that no other insn is queued for a time before them.
8241 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8244 2012-04-11 Richard Guenther <rguenther@suse.de>
8247 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8248 consider loop nesting.
8249 (evolution_function_is_univariate_p): Properly check the remainder
8252 2012-04-11 Richard Guenther <rguenther@suse.de>
8255 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8257 2012-04-11 Nick Clifton <nickc@redhat.com>
8259 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8260 information, if requested.
8262 * config/rx/rx.c (rx_expand_prologue): Likewise.
8264 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8265 Michael Matz <matz@suse.de>
8268 * rtlanal.c (unsigned_reg_p): New function.
8269 Update copyright notice dates.
8270 * rtl.h (unsigned_reg_p): Prototype it.
8271 Update copyright notice dates.
8272 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8274 * expr.c (expand_expr_real_1): Set register attributes.
8275 * stmt.c (expand_case): Likewise.
8277 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8280 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8281 consider_sh2a and allow_zero.
8282 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8283 (disp_addr_displacement): New function.
8284 (sh_address_cost): Use disp_addr_displacement function instead
8285 of DISP_ADDR_OFFSET.
8286 (sh_legitimate_address_p): Adapt to changed
8287 sh_legitimate_index_p declaration.
8288 (sh_find_mov_disp_adjust): Remove HImode check.
8289 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8290 disp_addr_displacement and max_mov_insn_displacement.
8291 (max_mov_insn_displacement): Remove HImode check.
8292 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8293 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8294 * config/sh/constraints.md (K05, K13): New constraints.
8295 (K12): Correct comment.
8296 (Sdd): Do not use DISP_ADDR_P macro.
8297 (Snd, Sbw): Use satisfies_constraint_Sdd.
8298 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8299 (*extendhisi2_compact, movhi_i): Remove.
8300 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8301 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8302 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8303 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8304 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8305 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8306 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8308 Add new peepholes for HImode displacement addressing.
8310 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8312 * config/sh/sh.h (SIDI_OFF): Remove.
8313 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8314 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8317 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8320 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8321 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8322 * doc/md.texi (Standard Names): Add bswap.
8323 * builtin-types.def (BT_UINT16): New primitive type.
8324 (BT_FN_UINT16_UINT16): New function type.
8325 * builtins.def (BUILT_IN_BSWAP16): New.
8326 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8327 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8328 expand_builtin_bswap.
8329 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8330 (fold_builtin_1): Likewise.
8331 (is_inexpensive_builtin): Likewise.
8332 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8333 missing bits for bswap to libcall code.
8334 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8335 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8336 (uint16_type_node): New define.
8337 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8338 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8340 (rs6000_init_builtins): Likewise.
8341 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8343 2012-04-11 Tristan Gingold <gingold@adacore.com>
8345 * doc/extend.texi (Type Attributes): Move paragraph.
8347 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8350 * diagnostic.h (show_caret): Declare.
8351 (caret_max_width): Declare.
8352 (diagnostic_show_locus): Declare.
8353 * diagnostic.c (diagnostic_initialize): Initialize to false.
8354 (diagnostic_show_locus): New.
8355 (diagnostic_report_diagnostic): Call it.
8356 (getenv_columns): New.
8358 (diagnostic_set_caret_max_width): New.
8359 * input.c (read_line): New.
8360 (location_get_source_line): New.
8361 * input.h (location_get_source_line): Declare.
8362 * toplev.c (general_init): Initialize show_caret from options.
8363 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8364 * opts.c (common_handle_option): Likewise.
8365 * pretty-print.h (pp_get_prefix): New.
8366 (pp_base_get_prefix): New.
8367 * common.opt (fdiagnostics-show-caret): New option.
8368 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8370 2012-04-11 Richard Guenther <rguenther@suse.de>
8372 PR rtl-optimization/52881
8373 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8375 2012-04-11 Richard Guenther <rguenther@suse.de>
8377 PR tree-optimization/52912
8378 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8379 manipulation code we are threading through a loop header
8380 to an exit destination.
8382 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8384 * tree.h (warn_if_unused_value): Move declaration from here.
8385 * stmt.c (warn_if_unused_value): Move definition from here.
8387 2012-04-10 Michael Matz <matz@suse.de>
8389 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8391 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8392 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8393 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8394 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8395 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8396 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8397 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8398 (vect_record_strided_load_vectors): Rename to
8399 vect_record_grouped_load_vectors.
8400 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8401 Rename use of above macros.
8402 (vect_verify_datarefs_alignment): Ditto.
8403 (vector_alignment_reachable_p): Ditto.
8404 (vect_peeling_hash_get_lowest_cost): Ditto.
8405 (vect_enhance_data_refs_alignment): Ditto.
8406 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8407 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8408 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8409 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8410 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8411 (vect_record_strided_load_vectors): Rename to
8412 vect_record_grouped_load_vectors.
8413 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8414 (destroy_loop_vec_info): Ditto.
8415 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8416 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8417 (vect_analyze_slp): Ditto.
8418 (new_bb_vec_info): Ditto.
8419 (destroy_bb_vec_info): Ditto.
8420 (vect_schedule_slp_instance): Ditto and rename strided_store to
8422 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8423 vect_cost_group_size.
8424 (vect_model_store_cost): Rename use of above macros and call
8425 to vect_cost_strided_group_size.
8426 (vect_model_load_cost): Ditto.
8427 (vectorizable_store): Ditto, rename strided_store to grouped_store
8428 and calls to renamed tree-vectorizer.h functions.
8429 (vectorizable_load): Ditto.
8430 (vect_transform_stmt): Rename use of above macros and strided_store
8433 2012-04-10 Jan Hubicka <jh@suse.cz>
8435 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8436 (symtab_type): New enum.
8437 (symtab_node): New structure.
8438 (cgraph_node, varpool_node): Add symbol base type.
8439 (cgraph, varpool): New accestor functions.
8440 * cgraph.c (cgraph_create_node_1): Set symbol type.
8441 * varpool.c (varpool_node): Set symbol type.
8443 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8444 Richard Sandiford <rdsandiford@googlemail.com>
8446 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8448 2012-04-10 Richard Guenther <rguenther@suse.de>
8451 * gimple-low.c (gimple_check_call_args): Properly account for
8452 compatible aggregate types.
8454 2012-04-10 Richard Guenther <rguenther@suse.de>
8456 * toplev.h (tree_rest_of_compilation): Remove.
8457 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8458 * cgraph.h (tree_rest_of_compilation): Declare.
8459 * tree-optimize.c (tree_rest_of_compilation): Move ...
8460 * cgraphunit.c (tree_rest_of_compilation): ... here.
8461 * cgraph.c (cgraph_add_new_function): Adjust.
8462 * Makefile.in (tree-optimize.o): Adjust.
8463 (cgraphunit.o): Likewise.
8465 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8467 PR tree-optimization/52870
8468 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8469 presumed pattern statement is within the same loop or basic block.
8471 2012-04-10 Tristan Gingold <gingold@adacore.com>
8473 * gengtype.c (main): Make uintptr_t a known type.
8475 2012-04-10 Richard Guenther <rguenther@suse.de>
8477 * tree-pass.h (tree_lowering_passes): Remove.
8478 * tree-optimize.c (tree_lowering_passes): Remove.
8479 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8480 of tree_lowering_passes, avoid redundant call of early local passes.
8481 * cgraphunit.c (cgraph_lower_function): Fold into ...
8482 (cgraph_analyze_function): ... its single caller. Inline
8483 relevant parts of tree_lowering_passes.
8485 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8488 * config/pa/pa.opt: Remove SIO and GNU_LD.
8490 2012-04-09 Jan Hubicka <jh@suse.cz>
8495 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8496 boundary, add its target too.
8497 * lto.c (add_references_to_partition): Add also aliased nodes.
8498 (add_cgraph_node_to_partition,
8499 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8500 when adding alias, add also the aliased object.
8502 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8506 VOIDmode immediate operands.
8507 * config/i386/constraints.md (Wz): New constraint.
8508 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8510 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8513 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8514 the DECL generated for the special GOT helper.
8516 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8518 * config/sh/constraints.md: Update list of constraints in
8520 (Sr0): Remove unused memory constraint.
8522 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8524 * tree-pretty-print.h: Update comment.
8526 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8528 * config/sh/sh.md: Use braced string notation where applicable.
8529 (*prefetch_i4, prefetch_m2a): Merge into ...
8530 (*prefetch): ... this new insn.
8532 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8534 * config/sh/sh.h (high_life_started): Remove
8535 * config/sh/predicates.md (general_movdst_operand): Use
8536 'reload_in_progress' instead of 'high_life_started'.
8537 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8538 divsi_inv_fp): Likewise.
8540 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8542 * config/sh/sh-protos.h (prepare_move_operands): Return void
8544 * config/sh/sh.c (prepare_move_operands): Likewise.
8545 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8547 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8549 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8550 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8551 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8552 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8553 commutative_float_operator, noncommutative_float_operator,
8554 sh_handle_pragma): Remove.
8556 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8558 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8559 Use @option markup on command-line options. Use @samp markup on
8560 literal keywords to options. Use @code markup on code fragments.
8561 Use other markup in preference to quotation marks in the text.
8562 Add markup to some passages without any.
8564 2012-04-06 Mike Stump <mikestump@comcast.net>
8566 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8568 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8570 * config/sh/sh.c (hi_const): Remove.
8571 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8574 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8576 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8578 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8579 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8580 calling sh_expand_t_scc.
8582 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8584 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8585 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8586 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8587 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8588 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8589 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8590 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8591 sh2a_is_function_vector_call): Use bool as return type.
8592 (sh_pass_in_reg_p): Remove.
8593 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8594 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8595 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8596 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8597 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8598 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8599 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8600 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8601 sh_loads_bankedreg_p): Use bool as return type.
8602 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8603 'register' modifier.
8605 2012-04-06 Matt Turner <mattst88@gmail.com>
8607 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8609 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8611 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8612 of the destination isn't also a FP_REGS register.
8614 2012-04-05 Teresa Johnson <tejohnson@google.com>
8615 H.J. Lu <hongjiu.lu@intel.com>
8617 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8618 * config/i386/i386.md (move immediate to memory peephole2):
8619 Add cases for HImode move when LCP stall avoidance is needed.
8620 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8621 X86_TUNE_LCP_STALL entry.
8623 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8627 CONST_INT operands, zero-extended with AND.
8629 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8632 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8633 first argument instead of mode size. Move displacement calculations
8635 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8636 ... these new functions.
8637 (disp_adjust): Remove max_mov_disp field.
8638 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8639 mov_insn_alignment_mask.
8640 (sh_address_cost): Use max_mov_insn_displacement.
8642 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8644 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8645 (arch_enabled): Handle new arch types.
8646 (one_cmpldi2): Add NEON support.
8648 2012-04-05 Richard Guenther <rguenther@suse.de>
8650 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8651 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8652 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8653 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8654 ... here and make static.
8655 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8658 2012-04-05 Richard Guenther <rguenther@suse.de>
8660 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8661 basic-block before removing it.
8663 2012-04-05 Richard Guenther <rguenther@suse.de>
8665 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8666 version namespace as we release the freelist.
8668 2012-04-05 Richard Guenther <rguenther@suse.de>
8670 * tree-nrv.c (tree_nrv): Release VDEFs.
8671 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8672 (sra_modify_assign): Likewise.
8673 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8674 * tree-vect-loop.c (vect_transform_loop): Likewise.
8675 * tree-ssa-dom.c (optimize_stmt): Likewise.
8676 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8677 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8679 2012-04-05 Richard Guenther <rguenther@suse.de>
8681 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8683 * gimple.h (gsi_remove): Adjust.
8684 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8685 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8686 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8687 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8688 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8689 * tree-ssa-pre.c (eliminate): Likewise.
8691 2012-04-04 Mike Stump <mikestump@comcast.net>
8693 * doc/rtl.texi (const_double): Document as sign-extending.
8694 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8695 * emit-rtl.c (immed_double_int_const): Refine to state the
8697 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8698 CONST_DOUBLE integers.
8699 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8700 negative values are converted. Fix conversions bigger than
8701 HOST_BITS_PER_WIDE_INT.
8702 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8703 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8704 * explow.c (plus_constant_mode): Add.
8705 (plus_constant): Implement with plus_constant_mode.
8706 * rtl.h (plus_constant_mode): Add.
8708 2012-04-04 Richard Guenther <rguenther@suse.de>
8710 PR tree-optimization/52808
8711 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8712 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8714 2012-04-04 Tristan Gingold <gingold@adacore.com>
8716 * expr.c (expand_expr_real_2): Handle larger sizetype in
8719 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8721 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8722 to m2a-single instead of m2e.
8724 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8726 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8727 Change type of BITOFFSET to signed. Make sure the lower bound of
8728 the computed range is non-negative by adjusting OFFSET and BITPOS.
8729 (expand_assignment): Adjust call to get_bit_range.
8731 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8733 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8734 New function. Added to check monitor functions.
8735 (h8300_option_override): Modified to generate error/warning
8736 messages for invalid combinations of different command line
8738 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8739 save EXR on stack for monitor function in case of H8S target
8740 when "-mno-exr" is passed.
8741 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8743 * doc/invoke.texi: Document H8S options.
8745 2012-04-03 Tristan Gingold <gingold@adacore.com>
8747 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8748 of gcc_AC_FUNC_MMAP_BLACKLIST.
8749 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8750 * Makefile.in (aclocal_deps): Add mmap.m4.
8751 * configure: Regenerate.
8752 * aclocal.m4: Regenerate.
8754 2012-04-03 Richard Guenther <rguenther@suse.de>
8756 PR tree-optimization/52808
8757 * tracer.c (tail_duplicate): Return whether we have duplicated
8759 (tracer): If we have duplicated any block, cleanup the CFG.
8760 * cfghooks.c (duplicate_block): If we duplicated a loop
8761 header but not its loop, destroy the loop because it now has
8763 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8764 the cfg manipulation routines we are not creating a multiple
8767 2012-04-03 Tristan Gingold <gingold@adacore.com>
8769 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8771 (vms_c_common_override_options): Allow parameterless variadic
8774 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8776 PR tree-optimization/52835
8777 * tree-data-ref.c (build_rdg): Return NULL if
8778 compute_data_dependences_for_loop failed.
8780 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8782 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8783 for REAL_CST as well.
8784 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8785 In the bitfield case, if the value is a REAL_CST, convert it first to
8788 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8790 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8791 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8792 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8794 * config/i386/biarchx32.h: New.
8796 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8798 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8799 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8800 (arm_preferred_reload_class): New function.
8802 2012-04-02 Richard Guenther <rguenther@suse.de>
8804 PR tree-optimization/52756
8805 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8806 (thread_through_loop_header): After threading through the loop latch
8807 remove the split part from the loop and clear further threading
8808 opportunities that would create a multiple entry loop.
8810 2012-04-02 Richard Guenther <rguenther@suse.de>
8812 PR rtl-optimization/52800
8813 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8814 CLEANUP_CFG_CHANGED.
8816 2012-04-02 Richard Guenther <rguenther@suse.de>
8819 * loop-init.c (gate_handle_loop2): Destroy loops here if
8820 we don't enter RTL loop optimizers.
8822 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8825 2012-03-29 Richard Guenther <rguenther@suse.de>
8827 * rtl.h (extended_count): Remove.
8828 * combine.c (extended_count): Remove.
8830 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8833 * pt.c (more_specialized_fn): Don't apply decay conversion to
8834 types of function parameters.
8836 2012-04-02 Tristan Gingold <gingold@adacore.com>
8838 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8839 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8840 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8841 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8843 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8846 * config/i386/i386.c (ix86_option_override_internal): Don't
8847 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8849 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8851 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8852 (stmt_can_make_abnormal_goto): Use it.
8853 (is_ctrl_altering_stmt): Likewise.
8855 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8856 Kaz Kojima <kkojima@gcc.gnu.org>
8858 * config/sh/sh.c (push_regs): Skip banked registers when
8859 resbank attribute is specified.
8860 (sh_expand_epilogue): Likewise.
8862 2012-03-30 Richard Henderson <rth@redhat.com>
8865 * combine-stack-adj.c (prev_active_insn_bb): New.
8866 (next_active_insn_bb): New.
8867 (force_move_args_size_note): New.
8868 (combine_stack_adjustments_for_block): Use it.
8870 2012-03-30 Richard Henderson <rth@redhat.com>
8872 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8873 (ix86_expand_vector_init_duplicate): Initialize it.
8874 (expand_vec_perm_palignr): Likewise.
8875 (ix86_expand_vec_perm_const): Likewise.
8876 (ix86_vectorize_vec_perm_const_ok): Likewise.
8877 (expand_vec_perm_blend): Use it.
8878 (expand_vec_perm_vpermil): Likewise.
8879 (expand_vec_perm_pshufb): Likewise.
8880 (expand_vec_perm_1): Likewise.
8881 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8882 (expand_vec_perm_interleave2): Likewise.
8883 (expand_vec_perm_vpermq_perm_1): Likewise.
8884 (expand_vec_perm_vperm2f128): Likewise.
8885 (expand_vec_perm_interleave3): Likewise.
8886 (expand_vec_perm_vperm2f128_vblend): Likewise.
8887 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8888 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8889 (expand_vec_perm_broadcast): Likewise.
8890 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8892 2012-03-30 Richard Henderson <rth@redhat.com>
8894 * dwarf2out.c (gen_variable_die): Initialize off.
8896 2012-03-30 Tristan Gingold <gingold@adacore.com>
8898 * config/vms/vms-f.c: New file.
8899 * config/vms/t-vms (vms-f.o): New rule.
8900 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8902 2012-03-30 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/52754
8905 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8906 propagate arbitrary addresses into really plain dereferences.
8908 2012-03-30 Richard Guenther <rguenther@suse.de>
8911 * except.c (emit_to_new_bb_before): Move loop updating ...
8912 (dw2_build_landing_pads): ... here. Use a proper block for
8913 querying the loop father.
8915 2012-03-30 Tristan Gingold <gingold@adacore.com>
8917 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8918 common_object attribute handling.
8919 (SECTION_VMS_OVERLAY): Remove
8920 (ia64_vms_common_object_attribute): Replace abort with an assert.
8921 Do not set DECL_SECTION_NAME.
8922 (ia64_vms_output_aligned_decl_common): Handle common_object
8924 (ia64_vms_elf_asm_named_section): Remove.
8925 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8927 2012-03-30 Richard Guenther <rguenther@suse.de>
8930 * double-int.c (rshift_double): Remove not needed cast.
8932 2012-03-30 Richard Guenther <rguenther@suse.de>
8934 * tree-affine.h (print_aff): Remove.
8935 * tree-affine.c (print_aff): Make static.
8936 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8937 (get_references_in_stmt): Likewise.
8938 (print_direction_vector): Likewise.
8939 (print_dir_vectors): Likewise.
8940 (print_dist_vectors): Likewise.
8941 (dump_subscript): Likewise.
8942 (dump_ddrs): Likewise.
8943 (dump_dist_dir_vectors): Likewise.
8944 (dump_data_references): Likewise.
8945 (dump_data_dependence_relation): Likewise.
8946 (dump_data_dependence_direction): Likewise.
8947 (dump_rdg_vertex): Likewise.
8948 (dump_rdg_component): Likewise.
8949 (debug_ddrs): Declare.
8950 (struct data_ref_loc_d): Move ...
8951 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8952 (get_references_in_stmt): Make static.
8953 (dump_data_references): Likewise.
8954 (dump_subscript): Likewise.
8955 (print_direction_vector): Likewise.
8956 (print_dir_vectors): Likewise.
8957 (print_dist_vectors): Likewise.
8958 (dump_data_dependence_relation): Likewise.
8959 (dump_dist_dir_vectors): Likewise.
8960 (dump_ddrs): Likewise.
8961 (dump_rdg_vertex): Likewise.
8962 (dump_rdg_component): Likewise.
8963 (debug_ddrs): New function.
8964 (access_matrix_get_index_for_parameter): Remove.
8966 2012-03-30 Tristan Gingold <gingold@adacore.com>
8968 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8969 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8970 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8971 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8972 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8973 (vms_patch_builtins): Handle new flags
8974 * config/vms/vms-crtlmap.map: Completed using nm on
8975 c and math system libraries.
8976 * config/vms/make-crtlmap.awk: Handle any number of flags.
8978 2012-03-30 Martin Jambor <mjambor@suse.cz>
8980 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8981 is a builtin_stack_save in a dominating BB.
8983 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8985 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8986 crossing 128bit lane boundary.
8988 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8990 * ira-color.c (setup_left_conflict_sizes_p): Process all
8991 conflicting objects.
8993 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8995 PR tree-optimization/52760
8996 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8997 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8999 2012-03-29 Richard Guenther <rguenther@suse.de>
9001 * cgraph.h (cgraph_materialize_all_clones): Remove.
9002 (reset_inline_failed): Likewise.
9003 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9004 * cgraphbuild.c (reset_inline_failed): Remove.
9005 * rtl.h (cse_main): Remove.
9006 (extended_count): Likewise.
9007 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9008 (cse_main): Make static.
9009 * combine.c (extended_count): Remove.
9010 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9011 * basic-block.h (reorder_basic_blocks): Remove.
9012 * bb-reorder.c (reorder_basic_blocks): Make static.
9013 * Makefile.in (dse.o): Remove dse.h dependency.
9015 * dse.c (gate_dse): Remove.
9016 (clear_alias_mode_eq): Likewise.
9017 (clear_alias_mode_hash): Likewise.
9018 (dse_record_singleton_alias_set): Likewise.
9019 (dse_invalidate_singleton_alias_set): Likewise.
9021 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9023 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9024 crtbegin_so%O%s for -shared.
9025 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9027 2012-03-29 Richard Guenther <rguenther@suse.de>
9029 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9030 (add_to_value): Remove.
9031 (print_value_expressions): Likewise.
9032 * tree-ssa-pre.c (add_to_value): Make static.
9033 (print_value_expressions): Likewise.
9034 * gimple.h (gimple_adjust_this_by_delta): Remove.
9035 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9037 2012-03-29 Richard Guenther <rguenther@suse.de>
9040 * double-int.h (rshift_double): Remove.
9041 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9042 (rshift_double): Make static, take unsigned count argument,
9043 remove handling of negative count argument.
9044 (double_int_rshift): Dispatch to lshift_double.
9046 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9048 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9051 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9052 (SPEC_X32): Likewise.
9053 (MULTILIB_DEFAULTS): Likewise.
9055 * config/i386/i386.c (isa_opts): Remove -m64.
9056 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9057 (ix86_option_override_internal): Properly
9058 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9059 handle -m32, -m64 and -mx32.
9061 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9062 with OPTION_ABI_X32. Moved after TARGET_LP64.
9063 (TARGET_LP64): Changed to OPTION_ABI_64.
9065 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9066 (mx32): Replace ISA_X32 with ABI_X32.
9068 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9070 * tree.c (tree_size) <VECTOR_CST>: New case.
9072 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9074 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9075 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9077 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9080 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9081 __builtin_va_start to __builtin_next_arg if the latter is
9082 builtin_decl_explicit_p rather than when it is not.
9085 * tree-vect-generic.c (vector_element): Perform multiplication
9086 for pos in bitsizetype type instead of idx type.
9088 2012-03-28 Richard Guenther <rguenther@suse.de>
9090 * loop-init.c (loop_optimizer_init): If loops are preserved
9091 perform incremental initialization of required loop features.
9092 (loop_optimizer_finalize): If loops are to be preserved only
9093 clean up optional loop features.
9094 (rtl_loop_done): Forcefully free loops here.
9095 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9096 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9098 (construct_init_block): Likewise.
9099 (construct_exit_block): Likewise.
9100 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9101 the CFG after expanding.
9102 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9103 If we needed to calculate them, free them afterwards.
9104 * tree-pass.h (PROP_loops): New define.
9105 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9106 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9107 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9108 (cleanup_cfg): If we did something and have loops around, fix them up.
9109 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9110 with CLEANUP_CFG_CHANGED.
9111 * cfghooks.c (merge_blocks): If we merge a loop header into
9112 its predecessor, update the loop structure.
9113 (duplicate_block): If we copy a loop latch, adjust loop state
9114 to note we may have multiple latches.
9115 (delete_basic_block): Mark loops for fixup if we remove a loop.
9116 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9118 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9119 (cfg_layout_can_merge_blocks_p): Likewise.
9120 * cprop.c (bypass_block): If we create a loop with multiple
9121 entries, mark it for removal.
9122 * except.c (emit_to_new_bb_before): Add the new basic-block
9124 * tree-eh.c (lower_resx): Likewise.
9125 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9126 (expand_omp_taskreg): Likewise.
9127 * tree-inline.c (initialize_cfun): Likewise.
9128 * tree-mudflap.c (add_bb_to_loop): Prototype.
9129 (mf_build_check_statement_for): Properly add new basic-blocks
9131 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9132 if we remove a loop.
9133 (thread_through_loop_header): Likewise.
9134 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9135 new basic-blocks to existing loops.
9136 (expand_transaction): Likewise.
9137 * Makefile.in (except.o): Add $(CFGLOOP_H).
9139 (cgraph.o): Likewise.
9140 (cprop.o): Likewise.
9141 (cfgexpand.o): Likewise.
9142 (cfganal.o): Likewise.
9143 (trans-mem.o): Likewise.
9144 (tree-eh.o): Likewise.
9146 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9149 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9150 (avr_builtin_decl): New static function.
9151 (struct avr_builtin_description, avr_bdesc): Move up.
9152 Add GTY marker. Add field fndecl. Remove redundant field id.
9153 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9154 (avr_expand_builtin): Code cleanup because .id is removed.
9156 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9159 * config.gcc (tm_file): Remove avr/multilib.h.
9161 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9163 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9164 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9165 * config/avr/t-avr: Remove generation of multilib.h.
9166 * config/avr/t-multilib: Regenerate.
9167 * config/avr/multilib.h: Remove.
9168 * config/avr/avr.opt (-msp8): New option.
9169 (avr_sp8): New variable.
9170 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9171 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9172 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9173 (avr_device_to_sp8): New prototype.
9174 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9175 (DRIVER_SELF_SPECS): New define.
9176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9177 __AVR_SP8__, __AVR_HAVE_SPH__.
9178 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9179 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9180 (avr_file_start): Ditto.
9182 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9185 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9186 instead of 8 in adjust_address.
9188 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9191 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9194 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9197 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9198 Rearrange conditional logic. Move displacement address calculations
9200 (sh_find_mov_disp_adjust): ... this new function.
9202 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9204 * config/arm/arm.opt (mapcs): Remove MaskExists.
9205 * config/cris/linux.opt (mno-gotplt): Likewise.
9206 * config/i386/i386.opt (mhard-float): Likewise.
9208 (mno-sse4): Likewise.
9209 * config/m68k/m68k.opt (mhard-float): Likewise.
9210 * config/mep/mep.op (mcop32): Likewise.
9211 * config/pa/pa-hpux.opt (msio): Likewise.
9212 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9213 * config/picochip/picochip.opt (mlittle): Likewise.
9214 * config/sh/sh.opt (mrenesas): Likewise.
9215 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9216 * config/sparc/sparc.opt (mhard-float): Likewise.
9217 * config/v850/v850.opt (mv850es): Likewise.
9218 * config/vax/vax.opt (mg-float): Likewise.
9220 2012-03-27 Martin Jambor <mjambor@suse.cz>
9223 * tree-sra.c (sra_modify_assign): Do not call
9224 load_assign_lhs_subreplacements when working with an unscalarizable
9227 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9230 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9232 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9233 * config/i386/i386.c: Include reload.h.
9234 (ix86_legitimize_reload_address): New function.
9236 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9238 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9239 hasn't been allocated. Define a target macro for Mask and
9240 InverseMask if it hasn't been defined. Remove MaskExists handling.
9242 * doc/options.texi: Remove MaskExists.
9244 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9247 * config/sh/sh.c (find_barrier): Add equality check of last_got
9248 to avoid going above orig insn. Update comments.
9250 2012-03-27 Richard Guenther <rguenther@suse.de>
9253 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9256 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9258 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9259 of a unit before computing the offset in units.
9260 * expr.c (get_bit_range): Return the null range if the enclosing record
9261 is part of a larger bit field.
9263 2012-03-27 Tristan Gingold <gingold@adacore.com>
9265 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9266 * config/ia64/ia64.md: Remove mode in template.
9267 Sign extend operand in expand_simple_binop.
9268 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9269 CASE_VECTOR_MODE instead of TARGET_ILP32.
9270 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9272 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9274 * varasm.c (assemble_external): #if 0 out the new assert from the
9275 previous commit, it breaks the Java and Go front ends.
9277 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9279 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9280 * expr.c (emit_block_move_libcall_fn): Likewise.
9281 (clear_storage_libcall_fn): Likewise.
9282 (expand_expr_addr_expr_1): Likewise.
9283 (expand_expr_real_1): Likewise.
9284 * calls.c (rtx_for_function_call): Likewise.
9286 * varasm.c (assemble_external): Assert this function is only called
9287 during or after expanding to RTL.
9289 2012-03-26 Martin Jambor <mjambor@suse.cz>
9291 PR tree-optimization/50052
9292 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9293 (tree_non_aligned_mem_for_access_p): Likewise.
9294 (build_accesses_from_assign): Removed strict alignment requirements
9296 (access_precludes_ipa_sra_p): Likewise.
9298 2012-03-26 Richard Guenther <rguenther@suse.de>
9300 PR tree-optimization/52701
9301 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9302 compute and set the evolution part of PHI nodes.
9304 2012-03-26 Richard Guenther <rguenther@suse.de>
9306 PR tree-optimization/52721
9307 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9309 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9311 PR tree-optimization/52686
9312 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9315 2012-03-26 Tristan Gingold <gingold@adacore.com>
9317 * config/alpha/vms.h (LINK_SPEC): Simplify.
9318 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9319 (NAME__MAIN, SYMBOL__MAIN): Remove.
9320 (VMS_DEBUG_MAIN_POINTER): Remove.
9321 * config/ia64/vms.h: Likewise.
9322 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9323 code to vms.c. Call vms_start_function.
9324 * config/ia64/ia64.c (ia64_start_function): Likewise.
9325 * config/vms/vms-protos.h (vms_start_function): Declare.
9326 * config/vms/vms.c (vms_start_function): New function.
9327 * config/vms/vms.h (MATH_LIBRARY): Define.
9328 (VMS_DEBUG_MAIN_POINTER): Define.
9330 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9332 PR rtl-optimization/52629
9333 * reload1.c (count_pseudo): Short-circuit common case.
9334 (count_spilled_pseudo): Return early for pseudos without hard regs.
9335 Assert that the pseudo has got a hard reg before manipulating it.
9337 2012-03-24 Jan Hubicka <jh@suse.cz>
9340 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9341 (decide_is_variable_needed): Do not handle toplevel reorder here.
9342 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9343 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9346 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9348 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9349 and str_bitsize instead of more convoluted expressions.
9351 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9354 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9356 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9359 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9361 2012-03-23 Martin Jambor <mjambor@suse.cz>
9363 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9365 2012-03-23 Richard Guenther <rguenther@suse.de>
9367 PR tree-optimization/52678
9368 * tree-vectorizer.h (struct _stmt_vec_info): Add
9369 loop_phi_evolution_part member.
9370 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9371 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9372 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9373 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9374 Use the cached evolution part and the PHI nodes value from
9375 the loop preheader edge instead of re-analyzing the evolution.
9377 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9379 * config/mips/mips-tables.opt: Update.
9380 * config/mips/mips.md (processor): Add xlp.
9381 * config/mips/mips-cpus.def: Add xlp.
9382 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9384 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9385 * doc/invoke.texi: Mention XLP.
9387 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9390 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9391 on any new_local_var_chain vars declared during recursing on
9392 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9394 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9396 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9397 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9398 (ASM_OUTPUT_LOCAL): Ditto.
9399 (ASM_OUTPUT_COMMON): Remove.
9400 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9401 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9403 2012-03-22 Jan Hubicka <jh@suse.cz>
9406 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9408 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9409 * ipa-inline-transform.c (save_inline_function_body): Remove
9410 copied clone if needed.
9411 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9413 2012-03-22 Richard Guenther <rguenther@suse.de>
9416 * fold-const.c (fold_ternary_loc): Fix typo.
9418 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9421 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9422 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9423 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9424 (delay_cycles_1, delay_cycles_2): Ditto.
9425 (delay_cycles_3, delay_cycles_4): Ditto.
9426 (nopv, *nopv): Ditto.
9427 (sleep, *sleep): Ditto.
9430 2012-03-22 Richard Guenther <rguenther@suse.de>
9432 PR tree-optimization/52548
9433 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9434 because of clobbers.
9435 (prune_clobbered_mems): New function.
9436 (compute_antic_aux): Use it to prune ANTIC_OUT.
9437 (compute_partial_antic_aux): Use it to prune PA_IN.
9438 (compute_avail): Only insert expressions into EXP_GEN that are not
9439 invalidated when translated up to the beginning of the block.
9441 2012-03-22 Richard Guenther <rguenther@suse.de>
9443 PR tree-optimization/52638
9444 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9446 (vect_init_vector): ... here. Handle scalar vector inits.
9447 (vect_get_vec_def_for_operand): Adjust.
9448 (vectorizable_load): Likewise.
9450 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9452 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9453 (alpha*-*-freebsd*): Ditto.
9454 (alpha*-*-netbsd*): Ditto.
9455 (alpha*-*-openbsd*): Ditto.
9456 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9457 (DWARF2_DEBUGGING_INFO): Remove.
9458 (PREFERRED_DEBUGGING_TYPE): Remove.
9459 (ASM_FINAL_SPEC): Remove.
9460 (IDENT_ASM_OP): Remove.
9461 (ASM_OUTPUT_IDENT): Remove.
9462 (SKIP_ASM_OP): Remove.
9463 (ASM_OUTPUT_SKIP): Remove.
9464 (ALIGN_ASM_OP): Remove.
9465 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9466 (ASM_OUTPUT_CASE_LABEL): Remove.
9467 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9468 (COMMON_ASM_OP): Remove.
9469 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9470 (ASCII_DATA_ASM_OP): Remove.
9471 (READONLY_DATA_SECTION_ASM_OP): Remove.
9472 (INIT_SECTION_ASM_OP): Remove.
9473 (FINI_SECTION_ASM_OP): Remove.
9474 (ASM_SECTION_START_OP): Remove.
9475 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9476 (TARGET_ASM_NAMED_SECTION): Remove.
9477 (TARGET_ASM_SELECT_SECTION): Remove.
9478 (MAKE_DECL_ONE_ONLY): Remove.
9479 (TYPE_ASM_OP): Remove.
9480 (SIZE_ASM_OP): Remove.
9481 (ASM_WEAKEN_LABEL): Remove.
9482 (TYPE_OPERAND_FMT): Remove.
9483 (ASM_DECLARE_RESULT): Remove.
9484 (ASM_DECLARE_OBJECT_NAME): Remove.
9485 (ASM_FINISH_DECLARE_OBJECT): Remove.
9486 (ELF_ASCII_ESCAPES): Remove.
9487 (ELF_STRING_LIMIT): Remove.
9488 (STRING_ASM_OP): Remove.
9489 (ASM_OUTPUT_EXTERNAL): Remove.
9490 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9491 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9493 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9494 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9495 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9496 (ASM_OUTPUT_SKIP): Ditto.
9497 (READONLY_DATA_SECTION_ASM_OP): Remove.
9498 (USER_LABEL_PREFIX): Remove.
9499 (ASM_OUTPUT_ASCII): Remove.
9500 (ASM_OUTPUT_CASE_LABEL): Remove.
9501 (NO_DOLLAR_IN_LABEL): Undefine.
9503 2012-03-22 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/52459
9506 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9507 PHI insertion for calls.
9509 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9511 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9512 find_sets_in_insn, canonicalize_insn): Split out from ...
9513 (cse_insn): ... here.
9514 (invalidate_from_clobbers): Take an insn instead of the pattern.
9516 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9519 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9520 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9521 * config/sh/sh.md (sindf2, cosdf2): Remove.
9523 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9526 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9527 prologue for unwinder and profiler.
9529 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9531 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9532 Introduce emul_name to select the right linker emulation for
9533 powerpc64-*-freebsd*.
9534 * configure: Regenerate.
9535 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9536 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9537 * config/rs6000/freebsd64.h: New file.
9538 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9540 (rs6000_savres_strategy): Likewise.
9541 (rs6000_savres_routine_name): Likewise.
9542 (rs6000_elf_file_end): Likewise.
9543 * config/rs6000/t-freebsd64: New file.
9544 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9545 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9547 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9549 * config/rs6000/t-freebsd64: Likewise.
9551 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9553 PR rtl-optimization/52543
9555 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9556 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9557 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9558 (avr_load_libgcc_p): Restrict to __flash loads.
9559 (avr_out_lpm): Only handle 1-byte loads from __flash.
9560 (avr_load_lpm): New function.
9561 (avr_find_unused_d_reg): Remove.
9562 (avr_out_lpm_no_lpmx): Remove.
9563 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9564 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9565 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9566 (load_<mode>, load_<mode>_clobber): New insns.
9567 (mov<mode>): For multi-byte move from non-generic
9568 16-bit address spaces: Expand to load_<mode> resp.
9569 load_<mode>_clobber.
9570 (load<mode>_libgcc): Remove expander.
9571 (split-lpmx): Remove split.
9573 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9575 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9576 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9577 All callers changed.
9578 (Fixed_core_reg): New feature.
9579 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9581 * neon-testgen.ml: Handle Fixed_core_reg.
9583 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9585 * config/arm/arm.c (thumb2_reorg): Add complete support
9586 for 16-bit instructions.
9587 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9589 2012-03-21 Richard Guenther <rguenther@suse.de>
9591 PR tree-optimizer/52636
9592 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9593 to the appropriate type.
9595 2012-03-21 Richard Guenther <rguenther@suse.de>
9597 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9599 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9600 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9601 * passes.c (init_optimization_passes): Remove pass_init_function,
9602 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9603 * tree-pass.h (pass_init_function): Remove.
9604 (pass_jump): Remove.
9605 (pass_initial_value_sets): Remove.
9606 (pass_unshare_all_rtl): Remove.
9607 * integrate.c (pass_initial_value_sets): Remove.
9608 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9609 * tree.h (init_function_for_compilation): Remove.
9610 * function.c (init_function_for_compilation): Remove.
9611 (pass_init_function): Remove.
9612 * cfgcleanup.c (rest_of_handle_jump): Remove.
9613 (pass_jump): Remove.
9615 2012-03-20 Jason Merrill <jason@redhat.com>
9617 * tree-streamer-in.c (streamer_alloc_tree): Call
9618 ggc_alloc_zone_cleared_tree_node instead of
9619 ggc_alloc_zone_cleared_tree_node_stat.
9621 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9623 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9625 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9628 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9629 (ix86_expand_vec_perm_const_1): Call it.
9631 * config/i386/i386.c (vselect_insn): New variable.
9632 (init_vselect_insn): New function.
9633 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9634 Call init_vselect_insn if vselect_insn is NULL. Adjust
9635 PATTERN (vselect_insn), instead of creating a new insn each time,
9636 only emit a copy of it if not testing and recog has been successful.
9637 (expand_vec_perm_pshufb, expand_vec_perm_1,
9638 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9642 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9643 ("enabled" attribute): Handle avx2 and noavx2 isas.
9644 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9646 (vec_dup<mode>): Add avx2 =x,x alternative.
9647 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9648 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9649 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9650 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9652 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9653 if possible, handle also V8SFmode.
9655 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9657 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9658 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9659 reg_or_zero_operand predicate.
9660 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9662 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9664 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9665 If operand isn't UNSPEC, return 0.
9667 2012-03-20 Richard Guenther <rguenther@suse.de>
9669 * tree-pass.h (pass_rtl_eh): Remove.
9670 * except.c (gate_handle_eh): Likewise.
9671 (rest_of_handle_eh): Likewise.
9672 (pass_rtl_eh): Likewise.
9673 (finish_eh_generation): Export.
9674 * except.h (finish_eh_generation): Declare.
9675 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9676 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9677 after expanding stack alignment. Instead of compacting blocks
9680 2012-03-20 Richard Guenther <rguenther@suse.de>
9682 * stor-layout.c (finish_bitfield_representative): Fallback
9683 to conservative maximum size if the padding up to the next
9684 field cannot be computed as a constant.
9685 (finish_bitfield_layout): If we cannot compute the distance
9686 between the start of the bitfield representative and the
9687 bitfield member start a new representative.
9688 * expr.c (get_bit_range): The distance between the start of
9689 the bitfield representative and the bitfield member is zero
9690 if the field offsets are not constants.
9692 2012-03-20 Tristan Gingold <gingold@adacore.com>
9694 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9695 convert in lowercase.
9696 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9697 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9698 * stor-layout.c (sizetype_tab): Adjust.
9699 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9700 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9701 instead of type_kind_last.
9702 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9703 instead of size_int_kind.
9704 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9705 * doc/tm.texi: Regenerate.
9706 * defaults.h (SIZETYPE): Provide a default value.
9707 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9710 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9712 * config/sh/sh.md: Use braced string notation where applicable.
9714 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.md (allocate_stack): Simplify.
9718 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9720 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9721 copy_to_mode_reg (Pmode, ...).
9722 (expand_builtin_frame_address): Ditto.
9723 * expr.c (emit_block_move_via_libcall): Ditto.
9724 (set_storage_via_libcall): Ditto.
9726 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9727 (ix86_expand_setmem): Ditto.
9728 (ix86_trampoline_init): DItto.
9729 * config/i386/i386.md (cmpstrnsi): Ditto.
9731 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9733 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9734 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9735 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9736 (SH Options): Likewise.
9738 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9741 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9742 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9743 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9744 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9747 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9750 * config/i386/i386.c (ix86_decompose_address): Use
9751 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9752 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9753 thread pointer to a register.
9756 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9758 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9759 if Pmode != word_mode.
9760 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9761 Pmode == SImode for TARGET_X32.
9763 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9764 (tls_initial_exec_x32): Likewise.
9766 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9769 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9770 DISP_ADDR_OFFSET): New macros.
9771 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9772 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9773 (sh_legitimize_address): Add QImode displacement handling.
9774 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9776 (sh_secondary_reload): Add QImode displacement handling.
9777 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9778 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9779 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9780 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9781 to register operands only.
9782 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9783 (extendqihi2): Change insn to expander.
9784 (*extendqihi2_compact_reg): New insn.
9785 (movqi_i, movqi): Replace with ...
9786 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9787 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9788 Add new peepholes for QImode displacement addressing.
9790 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9793 * doc/invoke.texi: Document -Wuseless-cast.
9795 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9797 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9798 * tree.h (handled_component_p): Reorder cases.
9799 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9800 not initialize unsignedp.
9801 (loc_list_from_tree): Likewise.
9802 (fortran_common): Likewise.
9803 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9805 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9807 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9808 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9809 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9810 (ix86_split_long_move): Ditto.
9811 (legitimize_tls_address): Use ix86_gen_sub3.
9812 (construct_plt_address): Assert that Pmode == DImode.
9814 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9816 * config/i386/i386.md: Remove empty predicates and/or constraints.
9817 * config/i386/sync.md: Ditto.
9818 * config/i386/sse.md: Ditto.
9819 * config/i386/mmx.md: Ditto.
9820 * config/i386/pentium.md: Ditto.
9821 * config/i386/athlon.md: Ditto.
9823 2012-03-16 Richard Guenther <rguenther@suse.de>
9825 PR tree-optimization/52603
9826 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9830 2012-03-14 Richard Guenther <rguenther@suse.de>
9832 PR tree-optimization/52571
9833 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9834 flag_section_anchors check ...
9835 (vect_can_force_dr_alignment_p): ... here.
9837 2012-03-16 Martin Jambor <mjambor@suse.cz>
9839 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9840 memory through MEM_REFs by calling extract_bit_field.
9842 2012-03-16 Richard Guenther <rguenther@suse.de>
9844 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9845 and REFERENCE_TYPE interpretations.
9846 (can_native_interpret_type_p): New function.
9847 (fold_ternary_loc): Use native encode/interpret to fold
9848 BIT_FIELD_REFs of constants.
9850 2012-03-16 Richard Guenther <rguenther@suse.de>
9853 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9854 of vector constants and constructors.
9856 2012-03-16 Richard Guenther <rguenther@suse.de>
9858 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9859 VIEW_CONVERT_EXPR to convert constants.
9860 (vect_is_simple_use): Treat all constants as vec_constant_def.
9862 2012-03-16 Richard Guenther <rguenther@suse.de>
9863 Kai Tietz <ktietz@redhat.com>
9866 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9867 side-effects completely in the pre-queue and use a temporary
9870 2012-03-16 Richard Guenther <rguenther@suse.de>
9872 * stor-layout.c (finish_bitfield_representative): Fall back
9873 to the conservative maximum size if we cannot compute the
9874 size of the tail padding.
9876 2012-03-16 Tristan Gingold <gingold@adacore.com>
9878 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9879 __CRTL_VER and __VMS_VER.
9880 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9881 and vms_c_get_vms_ver.
9882 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9884 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9885 (VMS_DEFAULT_VMS_VER): Define.
9886 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9887 (VMS_DEFAULT_VMS_VER): Define.
9889 2012-03-16 Richard Guenther <rguenther@suse.de>
9891 * tree-vect-loop.c (get_initial_def_for_induction): Use
9892 build_constructor directly.
9893 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9894 build_vector_from_val.
9895 * tree.c (build_vector_from_val): Avoid creating a constructor
9896 first when we want a constant vector.
9898 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9900 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9902 2012-03-16 Richard Guenther <rguenther@suse.de>
9904 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9905 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9906 (struct tree_vector): Remove elements member, add variable size
9908 (build_vector_stat): Declare.
9909 (build_vector): Define in terms of build_vector_stat.
9910 * tree.c (build_vector): Rename to ...
9911 (build_vector_stat): ... this. Take array of trees as parameter.
9912 (build_vector_from_ctor): Adjust.
9913 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9914 initializer_zerop): Adjust.
9915 * cfgexpand.c (expand_debug_expr): Likewise.
9916 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9917 const_vector_from_tree): Likewise.
9918 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9919 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9920 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9921 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9922 (lto_input_ts_vector_tree_pointers): Adjust.
9923 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9924 (write_ts_vector_tree_pointers): Adjust.
9925 * varasm.c (const_hash_1, compare_constant, copy_constant,
9926 output_constant): Adjust.
9927 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9928 * print-tree.c (print_node): Adjust.
9929 * tree-pretty-print.c (dump_generic_node): Adjust.
9930 * tree-vect-generic.c (uniform_vector_p, vector_element,
9931 lower_vec_perm): Adjust.
9932 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9933 * tree-vect-slp.c (vect_get_constant_vectors,
9934 vect_transform_slp_perm_load): Adjust.
9935 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9936 * expmed.c (make_tree): Adjust.
9937 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9938 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9940 (sparc_fold_builtin): Adjust.
9942 2012-03-16 Tristan Gingold <gingold@adacore.com>
9944 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9945 * config/vms/vms-stdint.h: New file.
9947 2012-03-16 Tristan Gingold <gingold@adacore.com>
9949 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9950 (ia64-hp-*vms*): Replaced by ...
9951 (*-*-*vms*): ... This new entry.
9953 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9956 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9957 (ix86_expand_vec_perm_const_1): Use it.
9960 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9961 (avx2_permv4df): Remove.
9962 (avx2_permv4di): Macroize into...
9963 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9964 (avx2_permv4di_1): Macroize into...
9965 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9967 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9969 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9971 2012-03-15 Ira Rosen <irar@il.ibm.com>
9972 Ulrich Weigand <ulrich.weigand@linaro.org>
9974 * tree-vect-patterns.c (widened_name_p): Rename to ...
9975 (type_conversion_p): ... this. Add new argument to determine
9976 if it's a promotion or demotion operation. Check for
9977 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9978 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9980 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9981 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9983 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9984 non-constant then and else clauses.
9986 2012-03-15 Ira Rosen <irar@il.ibm.com>
9987 Ulrich Weigand <ulrich.weigand@linaro.org>
9989 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9990 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9992 * tree-vect-patterns.c (widened_name_p): Pass basic block
9993 info to vect_is_simple_use.
9994 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9995 (vect_recog_widen_sum_pattern): Likewise.
9996 (vect_handle_widen_op_by_const): Support basic blocks.
9997 (vect_operation_fits_smaller_type,
9998 vect_recog_over_widening_pattern): Likewise.
9999 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10000 Update call to vect_is_simple_use.
10001 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10003 (check_bool_pattern): Add an argument, update call to
10004 vect_is_simple_use and the recursive calls.
10005 (vect_recog_bool_pattern): Update relevant function calls.
10007 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10008 (vect_pattern_recog_1): Check for reduction only in loops.
10009 (vect_pattern_recog): Add new argument. Support basic blocks.
10010 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10011 info to vect_is_simple_use_1.
10012 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10013 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10015 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10016 Andrew Pinski <apinski@cavium.com>
10018 PR middle-end/52592
10019 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10020 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10021 calls instead of __builtin_ir{int,ound}*.
10023 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10025 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10028 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10030 * config.gcc (target_type_format_char): New. Document it. Set it for
10032 * configure.ac (gnu_unique_option): Use target_type_format_char
10033 in test. Comment rationale.
10034 * configure: Regenerate .
10036 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10038 PR tree-optimization/52267
10039 * tree-vrp.c (masked_increment): New function.
10040 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10041 from (X & CST1) cmp CST2 tests.
10043 2012-03-15 Richard Guenther <rguenther@suse.de>
10045 PR middle-end/52580
10046 * tree-data-ref.c (subscript_dependence_tester_1): Check
10047 all dimensions for non-conflicting access functions.
10049 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10052 * doc/invoke.texi [C++ Language Options]: Document
10053 -ftemplate-backtrace-limit.
10055 2012-03-15 Tristan Gingold <gingold@adacore.com>
10057 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10058 before a parameter.
10060 2012-03-15 Tristan Gingold <gingold@adacore.com>
10062 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10063 use DW_OP_call_frame_cfa.
10065 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10068 * config/i386/i386-opts.h (pmode): New.
10070 * config/i386/i386.c (ix86_option_override_internal): Properly
10071 check and set ix86_pmode.
10073 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10075 * config/i386/i386.opt (maddress-mode=): New.
10077 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10079 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10081 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10082 (dwarf2out_do_cfi_asm): Likewise.
10083 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10085 (add_data_member_location_attribute): Likewise.
10086 (gen_array_type_die): Likewise.
10087 (gen_subprogram_die): Likewise.
10088 (gen_producer_string): Likewise.
10089 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10090 Remove MIPS_DEBUGGING_INFO handling.
10091 (sdb_debug_hooks): Likewise.
10092 (sdbout_begin_block): Likewise.
10093 (sdbout_end_block): Likewise.
10094 (sdbout_begin_prologue): Likewise.
10095 (sdbout_start_source_file): Likewise.
10096 (sdbout_end_source_file): Likewise.
10097 (sdbout_init): Likewise.
10098 * system.h (MIPS_DEBUGGING_INFO): Poison.
10100 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10102 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10103 (alpha_file_start) [MS_STAMP]: Remove.
10105 * config/alpha/elf.h (TARGET_GAS): Remove.
10106 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10107 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10108 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10109 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10110 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10111 (alpha*-*-freebsd*): Likewise.
10112 (alpha*-*-netbsd*): Likewise.
10113 (alpha*-*-openbsd*): Likewise.
10114 (alpha*-*-*): Remove target_cpu_default2.
10115 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10117 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10118 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10119 * config/alpha/alpha.c (print_operand): Always assume
10120 TARGET_AS_SLASH_BEFORE_SUFFIX.
10121 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10122 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10123 ("*builtin_setjmp_receiver_er_1"): Remove.
10124 * config/alpha/alpha.opt (malpha-as): Remove.
10126 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10128 Remove DEC Unix reference.
10130 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10131 (EXTENDED_COFF): Remove.
10132 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10133 (EXTENDED_COFF): Don't undef.
10134 * config/alpha/alpha.c (alpha_file_start): Always assume
10136 Don't set targetm.asm_file_start_file_directive.
10137 [!OBJECT_FORMAT_ELF]: Remove.
10138 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10140 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10141 (DBX_DEBUGGING_INFO): Remove.
10142 (MIPS_DEBUGGING_INFO): Remove.
10143 (PREFERRED_DEBUGGING_TYPE): Remove.
10144 (DBX_OUTPUT_SOURCE_LINE): Remove.
10145 (SDB_OUTPUT_SOURCE_LINE): Remove.
10146 (DBX_CONTIN_LENGTH): Remove.
10147 (NO_DBX_FUNCTION_END): Remove.
10148 (ASM_STABS_OP): Remove.
10149 (ASM_STABN_OP): Remove.
10150 (ASM_STABD_OP): Remove.
10151 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10152 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10153 (PUT_SDB_DEF): Remove.
10154 (PUT_SDB_PLAIN_DEF): Remove.
10155 (PUT_SDB_TYPE): Remove.
10156 (sdb_label_count): Remove.
10157 (PUT_SDB_BLOCK_START): Remove.
10158 (PUT_SDB_BLOCK_END): Remove.
10159 (PUT_SDB_FUNCTION_START): Remove.
10160 (PUT_SDB_FUNCTION_END): Remove.
10161 (PUT_SDB_EPILOGUE_END): Remove.
10162 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10163 (MIPS_DEBUGGING_INFO): Don't undef.
10164 (DBX_DEBUGGING_INFO): Don't undef.
10165 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10166 (MIPS_DEBUGGING_INFO): Don't undef.
10167 (DBX_DEBUGGING_INFO): Don't undef.
10168 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10169 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10171 (alpha_start_function): Likewise.
10172 (sdb_label_count): Remove.
10173 (alpha_output_filename): Remove DBX_DEBUG handling.
10174 (alpha_file_start): Likewise.
10176 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10178 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10179 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10180 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10182 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10183 (ld_tls_support): Remove Solaris 8 references.
10184 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10185 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10186 * configure: Regenerate.
10187 * config.in: Regenerate.
10189 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10190 * config/i386/sol2.h: Remove Solaris 8 references.
10192 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10193 (i?86-*-solaris2.9): ... this.
10194 Remove Solaris 8 references.
10195 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10196 Remove Solaris 8 references.
10198 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10200 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10201 (mips-sgi-irix6.5*): Remove.
10202 * config.host (mips-sgi-irix*): Remove.
10203 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10204 (set_have_as_tls): Remove *-*-irix6*.
10205 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10206 * configure: Regenerate.
10208 * config/mips/iris6.h: Remove.
10209 * config/mips/iris6.opt: Remove.
10210 * config/mips/t-irix6: Remove.
10212 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10213 (TARGET_IRIX6): Remove.
10214 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10215 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10216 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10218 (mips_file_start): Likewise.
10219 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10221 * config/mips/driver-native.c [__sgi__]: Remove.
10222 (host_detect_local_cpu) [__sgi__]: Remove.
10224 * config/mips/gnu-user.h: Remove iris5.h reference.
10226 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10227 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10228 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10231 * gcc.c (main): Move asm_debug initialization ...
10232 (asm_debug): ... here.
10234 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10236 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10237 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10238 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10239 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10240 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10241 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10243 * doc/tm.texi: Regenerate.
10245 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10247 (MIPS Options, -march): Remove IRIX reference.
10248 * doc/install.texi (Binaries, SGI IRIX): Remove.
10249 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10251 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10253 2012-03-14 Martin Jambor <mjambor@suse.cz>
10255 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10256 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10257 (expand_expr_real_1): Do not handle misalignment if modifier is
10260 2012-03-14 Richard Guenther <rguenther@suse.de>
10262 PR middle-end/52584
10263 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10264 element type instead of mode, use build_vector_type_for_mode
10265 instead of the langhook, build a vector of proper signedness.
10266 (expand_vector_operations_1): Adjust.
10268 2012-03-14 Richard Guenther <rguenther@suse.de>
10270 PR middle-end/52582
10271 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10272 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10273 (gimple_get_virt_method_for_binfo): Likewise.
10275 2012-03-14 Richard Guenther <rguenther@suse.de>
10277 PR tree-optimization/52571
10278 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10279 flag_section_anchors check ...
10280 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10281 DECL_COMMON variables.
10283 2012-03-14 Richard Guenther <rguenther@suse.de>
10285 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10286 * stor-layout.c (start_bitfield_representative): New function.
10287 (finish_bitfield_representative): Likewise.
10288 (finish_bitfield_layout): Likewise.
10289 (finish_record_layout): Call finish_bitfield_layout.
10290 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10291 for QUAL_UNION_TYPE fields.
10292 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10293 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10294 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10296 PR middle-end/52080
10297 PR middle-end/52097
10298 PR middle-end/48124
10299 * expr.c (get_bit_range): Unconditionally extract bitrange
10300 from DECL_BIT_FIELD_REPRESENTATIVE.
10301 (expand_assignment): Adjust call to get_bit_range.
10303 2012-03-14 Richard Guenther <rguenther@suse.de>
10305 PR middle-end/52578
10306 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10307 the outermost conversion is a sign-change only.
10308 (fold_binary_loc): Disregard widening and sign-changing
10309 conversions when we determine if two variables are equal
10311 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10312 (T1)x if the outermost conversion is a sign-change only.
10314 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10317 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10319 * config/i386/predicates.md (constant_call_address_operand): Declare
10320 as special predicate. Update all uses.
10322 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10325 * c-parser.c (c_parser_postfix_expression)
10326 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10328 * config/i386/smmintrin.h: Avoid /* within a comment.
10329 * config/i386/nmmintrin.h: Likewise.
10331 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10333 * config/i386/i386.md (xbegin): Remove constraint from expander.
10335 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/predicates.md (constant_call_address_operand): Declare
10338 as special predicate. Update all uses.
10339 * config/i386/i386.md: Remove mode from constant_call_address_operand
10341 * config/i386/i386.c (ix86_output_call_insn): Call
10342 constant_call_address_operand with VOIDmode.
10344 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10347 AND zero extended address correctly.
10349 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10351 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10353 (tls_modbase_operand): Ditto.
10354 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10355 tls_modbase_operand predicates.
10357 2012-03-13 Martin Jambor <mjambor@suse.cz>
10359 * expr.c (expand_assignment): Handle misaligned scalar writes to
10360 memory through top-level MEM_REFs by calling store_bit_field.
10362 2012-03-13 Richard Guenther <rguenther@suse.de>
10364 PR middle-end/52134
10365 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10366 if Y is a constant multiple of 1 << CST.
10368 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10371 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10372 offset (size) to a value the insns can deal with.
10373 (expand_epilogue): Ditto.
10375 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10377 * config/arm/neon.ml (ops): Fixup expected instructions for
10378 unsigned vector compares.
10380 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10383 addresses only when %reg is not in word mode.
10385 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10387 * config/microblaze/microblaze.md: Fix typo.
10388 * tree-if-conv.c: Likewise.
10389 * tree-vect-patterns.c: Likewise.
10391 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10393 * config.gcc (extra_passes): Remove.
10394 * configure.ac (extra_passes): Don't substitute.
10395 * configure: Regenerate.
10396 * Makefile.in (EXTRA_PASSES): Remove.
10397 (GCC_PASSES): Remove $(EXTRA_PASSES).
10398 (MOSTLYCLEANFILES): Likewise.
10399 (native): Likewise.
10400 (install-common): Likewise.
10402 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10404 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10405 * config/i386/i386.c (ix86_decompose_address): Use
10406 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10407 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10408 thread pointer to a register.
10410 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10412 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10413 on tls_symbolic_operand.
10414 (tls_global_dynamic_64_<mode>): Likewise.
10416 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10419 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10420 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10422 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10425 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10426 type from reg_class_t to enum reg_class.
10427 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10429 2012-03-12 Andrew Pinski <apinski@cavium.com>
10431 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10432 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10433 (value_replacement): Likewise.
10434 (empty_block_p): Check also if the PHIs for the block are empty.
10436 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10439 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10440 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10441 r184615 from 2012-02-28.
10443 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10445 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10446 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10447 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10448 and ix86_gen_tls_local_dynamic_base_64.
10449 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10450 ix86_gen_tls_local_dynamic_base_64.
10452 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10453 (*tls_global_dynamic_64_<mode>): This.
10454 (tls_global_dynamic_64): Renamed to ...
10455 (tls_global_dynamic_64_<mode>): This.
10456 (*tls_local_dynamic_base_64): Renamed to ...
10457 (*tls_local_dynamic_base_64_<mode>): This.
10458 (tls_local_dynamic_base_64): Renamed to ...
10459 (tls_local_dynamic_base_64_<mode>): This.
10461 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10463 * config/i386/i386.c (ix86_option_override_internal): Properly
10464 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10465 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10466 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10467 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10469 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10470 (sse3_monitor64_<mode>): This.
10472 2012-03-12 Tristan Gingold <gingold@adacore.com>
10474 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10475 (ia64_function_arg_advance): Ditto.
10477 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10479 * config.gcc (mips*-*-openbsd*): Remove.
10480 * config/mips/openbsd.h: Remove.
10481 * config/mips/sdb.h: Remove.
10483 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10484 * config/mips/mips.c (sdb_label_count): Remove.
10485 (mips_debugger_offset): Remove #if 0 code.
10486 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10487 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10489 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10491 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10492 binutils reference.
10493 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10494 Update binutils references.
10495 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10496 Update binutils reference.
10497 Update Sun as/GNU ld caveat.
10498 Document binutils largefile requirement for LTO plugin.
10499 Remove reference to alternate libpthread.
10501 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10503 * config.gcc (alpha*-dec-osf5.1*): Remove.
10504 * config.host (alpha*-dec-osf*): Remove.
10505 * configure.ac (*-*-osf*): Remove.
10506 (alpha*-dec-osf*): Remove.
10507 * configure: Regenerate.
10509 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10510 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10512 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10513 * config/alpha/alpha.c (struct machine_function): Update comment.
10514 (alpha_start_function): Remove Tru64 UNIX as handling for
10516 * config/alpha/alpha.md ("exception_receiver"): Remove
10517 TARGET_LD_BUGGY_LDGP.
10518 ("*exception_receiver_2"): Likewise.
10519 * except.c (finish_eh_generation): Remove Tru64 reference.
10520 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10521 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10522 * target.def (handle_pragma_extern_prefix): Remove.
10524 * Makefile.in (mips-tfile.o-warn): Remove.
10525 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10526 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10527 * mips-tdump.c, mips-tfile.c: Remove.
10529 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10531 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10532 (Specific, alpha*-dec-osf5.1): Note removal.
10533 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10535 * doc/tm.texi: Regenerate.
10536 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10538 2012-03-12 Richard Guenther <rguenther@suse.de>
10540 * config/arm/arm.c (neon_dereference_pointer): Do not call
10541 covert during RTL expansion.
10543 2012-03-12 Tristan Gingold <gingold@adacore.com>
10545 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10546 Options. Mention -mpointer-size.
10548 2012-03-12 Richard Guenther <rguenther@suse.de>
10550 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10551 build_nonstandard_integer_type.
10553 2012-03-12 Richard Guenther <rguenther@suse.de>
10555 * tree.c (signed_or_unsigned_type_for): Use
10556 build_nonstandard_integer_type.
10557 (signed_type_for): Adjust documentation.
10558 (unsigned_type_for): Likewise.
10559 * tree-pretty-print.c (dump_generic_node): Use standard names
10560 for non-standard integer types if available.
10562 2012-03-12 Tristan Gingold <gingold@adacore.com>
10564 * config/vms/vms.opt: Add vms-opts.h header.
10565 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10567 (-mvms-return-codes): Document.
10568 (-mpointer-size): New option.
10569 (vms_pointer_size): Add enumeration.
10570 * config/vms/vms-opts.h: New file.
10571 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10572 __INITIAL_POINTER_SIZE.
10573 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10574 (C_COMMON_OVERRIDE_OPTIONS): Define.
10575 (DWARF2_ADDR_SIZE): Define.
10576 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10577 * config/vms/vms-protos.h (vms_c_common_override_options):
10579 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10580 if -mno-pointer-size.
10581 (vms_c_common_override_options): New function.
10582 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10583 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10584 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10585 and flag_vms_pointer_size.
10586 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10587 * config.gcc (*-*-*vms*): Define xm_file.
10588 (alpha*-dec-*vms*): Do not define xm_file.
10589 (alpha64-dec-*vms*): Remove.
10590 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10593 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10595 PR tree-optimization/51721
10596 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10597 if (int) unsvar cmp CST.
10599 2012-03-12 Richard Guenther <rguenther@suse.de>
10601 * tree-sra.c (create_access_replacement): Only rename the replacement
10602 if we can rewrite it into SSA form. Properly mark register typed
10603 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10604 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10605 for aggregate or BLKmode results.
10607 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10609 PR tree-optimization/52533
10610 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10611 type for mask, only handle shifts by non-zero in-range
10612 shift count, for LE_EXPR and GT_EXPR if new_val is
10613 maximum, don't add the assertion.
10615 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10617 * doc/invoke.texi: Document -mrtm option.
10618 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10619 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10620 (ix86_handle_option): Handle OPT_mrtm.
10621 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10623 (x86_64-*-*): Ditto.
10624 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10625 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10627 (ix86_target_string): Define -mrtm option.
10629 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10631 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10632 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10633 IX86_BUILTIN_XTEST.
10634 (bdesc_special_args): Ditto.
10635 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10636 (ix86_expand_special_args_builtin): Handle new built-in type.
10637 (ix86_expand_builtin): Handle XABORT instruction.
10638 * config/i386/i386.h (TARGET_RTM): New.
10639 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10640 (UNSPECV_XEND): Ditto.
10641 (UNSPECV_XABORT): Ditto.
10642 (UNSPECV_XTEST): Ditto.
10649 * config/i386/i386.opt (mrtm): New.
10650 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10651 * config/i386/rtmintrin.h: New header.
10652 * config/i386/xtestintrin.h: Ditto.
10654 2012-03-12 Tristan Gingold <gingold@adacore.com>
10656 * ginclude/stddef.h: Adjust previous patch.
10657 Use __VMS__ instead of VMS.
10659 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10661 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10662 Also convert sequences with CC setting arithmetic instruction.
10664 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10666 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10667 from C Language Options to Preprocessor Options.
10668 (C Dialect Options): Move -no-integrated-cpp documentation
10670 (Preprocessor Options): ...to here. Rewrite the description
10671 so it makes more sense, and remove discussion of merging front ends.
10673 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10675 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10677 (ix86_expand_setmem): Likewise.
10679 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10681 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10684 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10686 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10687 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10689 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10691 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10693 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10695 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10698 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10699 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/predicates.md (call_insn_operand): Allow
10702 constant_call_address_operand in Pmode only.
10703 (sibcall_insn_operand): Ditto.
10704 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10705 (*call_vzeroupper): Ditto.
10707 (*sibcall_vzeroupper): Ditto.
10708 (*call_value): Ditto.
10709 (*call_value_vzeroupper): Ditto.
10710 (*sibcall_value): Ditto.
10711 (*sibcall_value_vzeroupper): Ditto.
10712 (*indirect_jump): Ditto.
10713 (*tablejump_1): Ditto.
10714 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10715 (tablejump): Ditto.
10716 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10719 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10722 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10723 Use movrt_negc instead of negc pattern for non-SH2A.
10724 (*movnegt): Remove.
10725 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10727 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10729 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10730 if Pmode != word_mode.
10731 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10732 Pmode == SImode for TARGET_X32.
10734 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10735 (tls_initial_exec_x32): Likewise.
10737 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10739 PR rtl-optimization/52528
10740 * combine.c (can_combine_p): Add setting of subst_low_luid
10741 before call to expand_field_assignment().
10743 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10745 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10746 and related program names.
10748 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10750 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10752 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10756 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10757 to set code to 'q'.
10758 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10759 (*movdi_internal_rex64): Use %E operand modifier for lea.
10760 (*movsi_internal): Ditto.
10762 (*lea<mode>_2): Ditto.
10763 (*lea_{3,4,5,6}_zext): Ditto.
10764 (*tls_global_dynamic_32_gnu): Ditto.
10765 (*tls_global_dynamic_64): Ditto.
10766 (*tls_dynamic_gnu2_lea_32): Ditto.
10767 (*tls_dynamic_gnu2_lea_64): Ditto.
10768 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10770 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10772 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10773 redefine to be NULL if the current bit-size is different from the
10774 configured bit-size.
10776 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10777 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10778 set the default tuning. Add asserts to make sure the cpu and tune
10779 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10780 test whether the index is set, instead of > 0.
10781 (rs6000_file_start): Do not reset the default cpu if the current
10782 bit-size is different from the configured bit-size.
10784 2012-03-09 Tristan Gingold <gingold@adacore.com>
10786 * config/vms/vms-crtlmap.map: Add comments.
10787 Add entries needed to build Ada RTS.
10789 2012-03-09 Tristan Gingold <gingold@adacore.com>
10791 * ginclude/stddef.h: Do not define __size_t on VMS.
10793 2012-03-09 Tristan Gingold <gingold@adacore.com>
10795 * c-tree.h (c_default_pointer_mode): New variable.
10796 * c-decl.c (c_default_pointer_mode): New variable.
10797 (c_build_pointer_type): New function.
10798 (grokdeclarator): Call c_build_pointer_type instead
10799 of build_pointer_type.
10801 * config/vms/vms-c.c: Include c-tree.h
10802 (saved_pointer_mode): New variable.
10803 (handle_pragma_pointer_size): New function.
10804 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10805 (vms_c_register_pragma): Register __pointer_size and
10806 __required_pointer_size pragmas.
10808 2012-03-09 Tristan Gingold <gingold@adacore.com>
10810 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10811 (vms_c_register_includes): Reference it.
10813 2012-03-09 Andrew Pinski <apinski@cavium.com>
10815 PR middle-end/51988
10816 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10817 print_generic_expr.
10818 (tree_ssa_phiopt_worker): Go through all the PHIs for
10819 value_replacement instead of just the singleton one.
10820 (value_replacement): Change return type to int. Return 0 instead of
10822 Allow the middle basic block to contain more than just the defining
10824 Handle non empty middle basic blocks.
10825 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10827 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10829 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10830 array reference and component reference.
10831 (analyze_scalar_evolution_for_address_of): New.
10833 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10836 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10837 (hwloop_pattern_reg): Fix set but not used warning.
10838 (bfin_reorg_loops): Remove unused parameter.
10839 (bfin_reorg): Update use of bfin_reorg_loops.
10841 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10843 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10844 with integer parameters in registers.
10845 (gen_push): Push register in word_mode instead of Pmode.
10846 (ix86_emit_save_regs): Likewise.
10847 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10848 (gen_pop): Pop register in word_mode instead of Pmode.
10849 (ix86_emit_restore_regs_using_pop): Likewise.
10850 (ix86_expand_prologue): Replace Pmode with word_mode for push
10851 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10852 restore RAX and R10 in word_mode.
10853 (ix86_emit_restore_regs_using_mov): Restore integer registers
10855 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10857 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10858 (ix86_split_long_move): Likewise.
10860 * config/i386/i386.md (W): New.
10861 (*push<mode>2_prologue): Replace :P with :W.
10862 (*pop<mode>1): Likewise.
10863 (*pop<mode>1_epilogue): Likewise.
10864 (push/pop peephole2): Use word_mode scratch registers.
10866 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10868 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10870 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10872 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10873 for constants in [-63,63].
10875 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10879 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10881 * config/i386/i386.c (ix86_print_operand_address): Only handle
10882 zero-extended DImode addresses.
10884 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10886 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10887 * configure: Regenerate.
10889 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10892 * config/avr/avr.c (avr_mem_clobber): New static function.
10893 (avr_expand_delay_cycles): Add memory clobber operand to
10894 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10895 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10896 (enable_interrupt, disable_interrupt): New expander.
10897 (nopv, sleep, wdr): New expanders.
10898 (delay_cycles_1): Add memory clobber.
10899 (delay_cycles_2): Add memory clobber.
10900 (delay_cycles_3): Add memory clobber.
10901 (delay_cycles_4): Add memory clobber.
10902 (cli_sei): New insn from former "enable_interrupt",
10903 "disable_interrupt" with memory clobber.
10904 (*wdt): New insn from former "wdt" with memory clobber.
10905 (*nopv): Similar, but for "nopv".
10906 (*sleep): Similar, but for "sleep".
10908 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10909 Kaz Kojima <kkojima@gcc.gnu.org>
10912 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10913 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10914 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10916 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10919 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10920 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10922 2012-03-07 Walter Lee <walt@tilera.com>
10924 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10925 REG_CFA_* notes for the stack pointer.
10926 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10927 EH_RETURN_STACKADJ_RTX.
10928 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10929 generate REG_CFA_* notes for the stack pointer.
10930 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10931 by EH_RETURN_STACKADJ_RTX.
10933 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10935 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10936 when __AVR_3_BYTE_PC__ is defined.
10938 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10940 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10941 (ix86_print_operand): Handle '^'.
10942 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10943 using P mode iterator. Add %^ to asm template to conditionally emit
10945 (*rep_movdi_rex64): Ditto.
10946 (*strsetdi_rex_1): Ditto.
10947 (*rep_stosdi_rex64): Ditto.
10948 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10949 conditionally emit addr32 prefix.
10950 (*rep_mov{si,qi}): Ditto.
10951 (*strset{si,hi,qi}): Ditto.
10952 (*rep_stos{si,qi}): Ditto.
10953 (*cmpstrnqi_nz_1): Ditto.
10954 (*cmpstrnqi_1): Ditto.
10955 (*strlenqi_1): Ditto.
10957 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10959 * config/i386/i386.c (function_value_64): Return pointers in
10960 word_mode instead of Pmode.
10961 (ix86_promote_function_mode): Likewise.
10963 2012-03-07 Richard Guenther <rguenther@suse.de>
10965 * coverage.c (get_gcov_type): Use type_for_mode.
10966 (get_gcov_unsigned_t): Likewise.
10967 * expr.c (store_constructor): Use type_for_mode.
10968 (try_casesi): Likewise.
10969 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10970 (add_standard_iv_candidates): Use standard type trees.
10971 * dojump.c (do_jump): Remove dead code.
10973 2012-03-07 Richard Guenther <rguenther@suse.de>
10975 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10977 2012-03-07 Richard Guenther <rguenther@suse.de>
10979 * convert.c (strip_float_extensions): Move ...
10980 * tree.c (strip_float_extensions): ... here.
10982 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10985 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10987 2012-03-07 Richard Guenther <rguenther@suse.de>
10989 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10990 (expand_omp_for_generic): Likewise.
10991 (expand_omp_for_static_nochunk): Likewise.
10992 (expand_omp_for_static_chunk): Likewise.
10993 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10994 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10995 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10996 Use unsigned_type_for.
10997 (vect_create_cond_for_align_checks): Use signed_type_for.
10999 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11001 PR rtl-optimization/52203
11002 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11003 all callers to pass NULL except ...
11004 (reset_sched_cycles_in_current_ebb): ... here, save the value
11005 in new variable 'empty'. Increase issue_rate only for
11008 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11011 * Makefile.in: Let install-gcc-ar depend on installdirs,
11012 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11013 Don't double canonicalize if cross-compiling.
11015 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11018 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11019 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11020 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11022 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11025 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11027 * config/avr/avr.md (xload_8): Adjust insn length.
11029 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11032 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11033 if RAMPZ affects reading from RAM.
11035 2012-03-07 Richard Guenther <rguenther@suse.de>
11039 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11040 suggests you can include PCHs from inside another header.
11042 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11044 PR middle-end/52515
11045 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11047 2012-03-07 Kai Tietz <ktietz@redhat.com>
11049 * doc/invoke.texi (fwritable-relocated-rdata): Document
11050 new Cygwin/MinGW target option.
11051 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11052 reloc if flag -fwritable-relocated-rdata is not set.
11053 (i386_pe_section_type_flags): Likewise.
11054 * config/i386/cygming.opt (fwritable-relocated-rdata):
11055 Add new flag variable flag_writable_rel_rdata.
11057 2012-03-07 Richard Guenther <rguenther@suse.de>
11059 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11060 precision against gimple constraints.
11062 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11064 PR middle-end/52372
11065 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11067 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11068 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11070 (init_emit_regs): Move associated initialization to...
11071 (init_emit_once): ...here.
11073 2012-03-06 Richard Henderson <rth@redhat.com>
11075 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11076 * config/m68k/sync.md (atomic_test_and_set): Use it.
11077 (atomic_test_and_set_1): Likewise.
11079 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11082 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11083 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11084 (vector_ltgt<mode>): Likewise.
11085 (vector_ordered<mode>): Likewise.
11086 (vector_unordered<mode>): Likewise.
11087 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11089 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11091 * trans-mem.c: New typedef for tm_region_p.
11092 Define vector types for tm_region_p.
11093 (tm_region_init): Replace region_worklist to a vector called
11096 2012-03-06 Richard Guenther <rguenther@suse.de>
11098 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11099 MEM_REF with constant pointer operand.
11101 2012-03-06 Richard Guenther <rguenther@suse.de>
11103 PR middle-end/52493
11104 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11106 2012-03-06 Tristan Gingold <gingold@adacore.com>
11108 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11109 (external_model_kind): Improve documentation.
11110 (vms_pragma_extern_model): Handle relaxed_redef.
11111 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11113 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11115 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11116 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11117 Some more notes on EIND usage and reorder EIND subsection.
11119 2012-03-06 Tristan Gingold <gingold@adacore.com>
11121 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11122 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11124 2012-03-06 Tristan Gingold <gingold@adacore.com>
11126 * config/vms/t-vmsnative (version): Define.
11127 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11129 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11131 PR rtl-optimization/52250
11132 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11133 to put note list into. Unconditionally call move_bb_info.
11134 (move_bb_info): Do not assert the blocks being in the same region,
11135 just drop the note list if they are not.
11137 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11140 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11141 and use unified expansion logic.
11142 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11143 closer to the existing movt insn.
11144 (negc): Rename insn to *negc. Add new expander.
11145 (movnegt): Use xor pattern for T bit negation. Reserve helper
11146 constant for negc pattern.
11147 (*movnegt): New insn and splitter.
11149 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11151 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11154 2012-03-05 Richard Henderson <rth@redhat.com>
11156 * genemit.c (main): Include "target.h" in insn-emit.c.
11157 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11158 * config/sh/sync.md (atomic_test_and_set): Reference
11159 targetm.atomic_test_and_set_trueval instead of
11160 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11162 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11164 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11167 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11169 * langhooks.c (add_builtin_type): New function.
11170 * langhooks.h (add_builtin_type): Export it.
11171 * config/mep/mep.c (mep_init_builtins): Use it.
11172 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11174 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11177 * tree.h (BLOCK_SAME_RANGE): Define.
11178 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11179 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11180 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11181 isn't equal to supercontext fragment's fragment chain.
11182 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11184 (blocks_nreverse_all): Likewise.
11185 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11186 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11187 supercontext fragment's fragment origin.
11188 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11189 range as its parent (or parents thereof etc.), use the parent's
11190 DW_AT_ranges value instead of creating a new .debug_ranges range.
11192 2012-03-05 Richard Henderson <rth@redhat.com>
11195 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11196 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11197 BIGGEST_ALIGNMENT is aligned.
11199 2012-03-05 Richard Henderson <rth@redhat.com>
11201 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11202 * config/sh/sh.c: ... here.
11204 2012-03-05 Richard Henderson <rth@redhat.com>
11207 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11208 instead of calling negqi2 directly.
11210 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11212 PR middle-end/52463
11213 * trans-mem.c (tm_region_init): Use last_basic_block.
11215 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11217 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11218 * config/sh/sync.md (atomic_test_and_set): New expander.
11219 (tasb, atomic_test_and_set_soft): New insns.
11220 * config/sh/sh.opt (menable-tas): New option.
11221 * doc/invoke.texi (SH Options): Document it.
11223 2012-03-05 Richard Guenther <rguenther@suse.de>
11225 * cfgloop.c (verify_loop_structure): Verify dominators before
11227 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11228 dominators from here.
11229 * graphite-scop-detection.c (create_sese_edges): Likewise.
11230 * loop-doloop.c (doloop_optimize_loops): Likewise.
11231 * loop-init.c (loop_optimizer_init): Likewise.
11232 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11233 * loop-unswitch.c (unswitch_loops): Likewise.
11234 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11235 * tree-parloops.c (parallelize_loops): Likewise. Verify
11236 only when checking is enabled.
11237 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11239 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11241 * genautomata.c (parse_automata_opt): New static function.
11242 (initiate_automaton_gen): Remove all option handling code. Remove
11243 argc argument. All callers changed.
11244 (main): Call init_rtx_reader_args_cb with the new function as argument.
11246 2012-03-05 Richard Guenther <rguenther@suse.de>
11248 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11249 * tree-if-conv.c (combine_blocks): Free post-dominator info
11251 * tree-parloops.c (create_parallel_loop): Free and re-compute
11252 dominator info after breaking it.
11254 2012-03-05 Richard Guenther <rguenther@suse.de>
11256 PR middle-end/52353
11257 * optabs.h (trapv_unoptab_p): New function.
11258 (trapv_binoptab_p): Likewise.
11259 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11260 a proper equiv_may_trap argument.
11261 (expand_unop): Likewise.
11262 (emit_libcall_block_1): Take extra argument whether the
11263 instruction may trap. Renamed from ...
11264 (emit_libcall_block): ... this. New wrapper.
11266 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11268 PR tree-optimization/51721
11269 * tree-vrp.c (register_edge_assert_for_2): If comparing
11270 lhs of right shift by constant with an integer constant,
11271 add ASSERT_EXPRs for the rhs1 of the right shift.
11273 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11275 2012-03-05 Richard Guenther <rguenther@suse.de>
11277 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11278 (integer_onep): Likewise.
11279 (integer_all_onesp): Likewise.
11281 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11283 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11285 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11287 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11288 instead of TARGET_64BIT.
11290 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11292 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11295 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11297 * config/i386/i386.c (ix86_print_operand_address): Only handle
11298 zero-extended DImode addresses.
11300 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11302 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11303 taken and cputaken as bool.
11305 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/constraints.md (Ya): New internal constraint.
11308 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11309 (*zero_extendsidi2_rex64): Add x,x alternative.
11310 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11311 Remove flags reg clobber. Adjust corresponding splits.
11312 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11313 zero_extendqisi2 expanders using SWI12 mode iterator.
11314 (zero_extend<mode>si2_and): Macroize insn from
11315 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11317 (*zero_extend<mode>si2): Macroize insn from
11318 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11319 (*zero_extend*2_movzbl_and): Remove insn patterns.
11320 (zero_extendqihi2_and): Merge corresponding splitter.
11321 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11322 (*zero_extend*2_movzbl_and): Remove insn patterns.
11323 (*anddi_1): Split TYPE_IMOVX instructions.
11324 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11326 (and->zext splitter): Add splitter pattern.
11327 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11329 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11331 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11333 (Debugging Options): Likewise.
11334 (Optimize Options): Likewise.
11335 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11336 with other architectures. Use official processor names with correct
11337 spelling/capitalization. Fix formatting and grammar issues.
11338 (i386 and x86-64 Windows Options): Similar cleanup here.
11340 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11342 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11344 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11346 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11347 DBX_REGISTER_NUMBER.
11349 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11351 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11352 operand is CONST_INT. Take COSTS_N_INSNS into account.
11353 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11356 2012-03-02 Richard Henderson <rth@redhat.com>
11358 * optabs.c (expand_atomic_test_and_set): Honor
11359 atomic_test_and_set_trueval even when atomic_test_and_set
11360 optab is not in use.
11362 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11366 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11367 GENERAL_REGS and FP_REGS for SImode.
11369 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11372 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11373 (absdi2): New expander.
11374 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11376 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11378 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11379 (atomic_exchange<mode>_soft): New insn.
11381 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11383 * config/sh/sync.md: Update copyright notice dates.
11384 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11386 (atomic_compare_and_swap<mode>_soft): Likewise.
11388 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11391 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11392 * config/sh/sh.c: Update copyright notice dates.
11393 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11394 alignment for TARGET_HARD_SH4.
11395 (sh_option_override): Reduce default function alignment. Set
11396 loop alignment to 4 bytes when not optimizing for size.
11398 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11400 PR middle-end/50335
11401 * doc/invoke.texi (floop-flatten): Remove.
11402 * toplev.c (process_options): Remove references to flag_loop_flatten.
11403 * tree-ssa-loop.c (gate_graphite_transform): Same.
11404 * common.opt (floop-flatten): Obsolete.
11405 * graphite-poly.c (apply_poly_transforms): Remove reference to
11407 * Makefile.in (graphite-flattening.o): Remove.
11408 * graphite-flattening.c: Remove.
11410 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11412 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11413 having mode compatible with the mode of previous compare. Substitute
11414 compare mode of previous compare with the mode, compatible
11415 with eliminated and previous compare.
11417 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11419 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11421 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11423 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11424 compatible with CCGOCmode and CCGCmode.
11426 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11428 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11430 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11432 * config/arm/arm.c (arm_sat_operator_match): New function.
11433 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11434 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11435 ("SAT", "SATrev"): New code iterators.
11436 ("SATlo", "SAThi"): New code iterator attributes.
11437 ("*satsi_<SAT:code>"): New pattern.
11438 ("*satsi_<SAT:code>_shift"): Likewise.
11439 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11440 and "shift" attributes.
11441 ("arm_usatsihi"): Add "insn" attribute.
11442 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11443 by powers of two. Do not allow shift by 32.
11445 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11448 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11449 to pass the argument in the register of "natural" mode.
11451 2012-03-02 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/52406
11454 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11455 (struct indices): Add unconstrained_base member.
11456 (struct dr_alias): Remove unused vops member.
11457 (DR_UNCONSTRAINED_BASE): New define.
11458 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11459 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11460 be an artificial access that covers the whole indexed object,
11461 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11462 plain decl base-objects to their MEM_REF variant.
11463 (dr_may_alias_p): When the base-object of either data reference
11464 has unknown size use only points-to information.
11465 (compute_affine_dependence): Make dumps easier to read and
11467 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11468 DR_REF when looking for packed references.
11469 (vect_supportable_dr_alignment): Likewise.
11471 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11473 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11474 Improve conditions for peepholes of loads followed by commutative
11476 * config/arm/ldmstm.md: Regenerated.
11478 2012-03-02 Richard Guenther <rguenther@suse.de>
11480 * BASE-VER: Set to 4.8.0.
11482 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11484 * config.gcc (obsolete): Add all ARM targets using the FPA.
11485 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11486 * doc/install.texi: Avoid references to obsolete ARM ports.
11488 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11490 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11492 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11493 Joern Rennecke <joern.rennecke@embecosm.com>
11495 * doc/extend.texi: Expand and update information on interrupt
11496 attribute for Epiphany.
11498 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11500 * config/sh/sh-protos.h: Update copyright notice dates.
11501 * config/sh/sh.h: Likewise.
11502 * config/sh/sh.md: Likewise.
11503 * config/sh/constraints.md: Likewise.
11504 * config/sh/predicates.md: Likewise.
11506 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11508 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11509 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11511 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11513 * config/sh/constraints.md: Fix comment typo.
11515 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11518 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11519 unsigned HOST_WIDE_INT.
11520 (zvdep_imm64): Likewise.
11521 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11522 (vdepi_and): Likewise.
11523 Likewise for unamed 64-bit patterns.
11524 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11526 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11529 PR rtl-optimization/52417
11530 * cselib.c (cselib_any_perm_equivs): New variable.
11531 (cselib_reset_table): Check that it's not set when not
11532 preserving constants.
11533 (cselib_add_permanent_equiv): Set it.
11534 (cselib_have_permanent_equivalences): New.
11535 (cselib_init, cselib_finish): Reset it.
11536 * cselib.h (cselib_have_permanent_equivalences): Declare.
11537 * alias.c (get_addr): Restore earlier behavior when there
11538 aren't permanent equivalences.
11540 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11542 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11543 * config/v850/v850-modes.def: Fix copyright notice.
11545 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11547 * doc/extend.texi (AVR Built-in Functions): Document
11548 __builtin_avr_flash_segment.
11550 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11551 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11552 (*split.flash_segment): New insn-and-split.
11553 * config/avr/avr.c (avr_init_builtins): Add local variables:
11554 const_memx_void_node, const_memx_ptr_type_node,
11555 char_ftype_const_memx_ptr.
11557 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11559 PR tree-optimization/52445
11560 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11561 add ssa_name_ver, offset and size fields and change store field
11563 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11564 (add_or_mark_expr): Likewise. Only consider previous stores
11565 with the same size and offset.
11566 (nt_init_block): Only look at gimple_assign_single_p stmts,
11567 doesn't look at rhs2.
11569 2012-03-01 Richard Guenther <rguenther@suse.de>
11571 PR middle-end/52443
11572 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11573 conversions from integral types to pointer types.
11575 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11577 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11578 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11579 unintentionally removed in r184616.
11581 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11583 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11586 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11587 Uros Bizjak <ubizjak@gmail.com>
11590 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11591 alternatives, add "e" constraint to the new last alternative
11592 and ! to last 3 alternatives.
11594 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11596 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11597 DW_AT_artificial attributes at the end of the processing.
11598 (gen_array_type_die): Likewise.
11599 (gen_enumeration_type_die): Likewise.
11600 (gen_struct_or_union_type_die): Likewise.
11601 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11604 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11606 PR middle-end/52419
11607 * expr.c (expand_assignment): If doing misaligned store that doesn't
11608 cover all mode bits, perform a RMW cycle.
11610 PR tree-optimization/52429
11611 * tree-parloops.c (separate_decls_in_region_debug): Return early
11612 if var is LABEL_DECL.
11614 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11616 PR tree-optimization/52424
11617 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11618 calling dom_thread_across_edge.
11620 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11622 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11624 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11626 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11627 * config/avr/avr.c (avr_output_bld): Remove unused function.
11628 (avr_out_sbxx_branch): Use "%T" to print bit position.
11630 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11632 * config/avr/avr.md: Untabify.
11634 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11636 * config/avr/avr.md (eqne): New code iterator.
11637 (*dec-and-branchsi): Use it in text peephole's condition.
11638 (*dec-and-branchhi): Ditto.
11639 (*dec-and-branchqi): Ditto.
11641 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11644 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11645 the device does not have the skip-bug.
11647 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11649 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11650 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11651 -mpretend-cmove): New.
11653 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11656 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11657 doesn't count DEBUG_INSN refs.
11658 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11659 for DEBUG_INSN refs.
11661 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11665 2012-02-20 Richard Guenther <rguenther@suse.de>
11666 PR tree-optimization/52298
11667 * tree-vect-stmts.c (vectorizable_load): Properly use
11668 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11670 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11672 PR middle-end/51752
11673 * gimple.h (gimple_in_transaction): New.
11674 (gimple_set_in_transaction): New.
11675 (struct gimple_statement_base): Add in_transaction field.
11676 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11678 (tree_ssa_lim_initialize): Compute transaction bits.
11679 * tree.h (compute_transaction_bits): Protoize.
11680 * trans-mem.c (tm_region_init): Use the heap to store BB
11682 (compute_transaction_bits): New.
11684 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11686 * gcc.c (display_help): Document --help=common and sort entries
11689 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11691 * doc/install.texi: Document check-$LANG specific shortcuts
11693 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11696 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11698 * config/arm/arm_neon.h: Regenerate.
11699 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11700 (neon_vcgeu): New insn.
11701 (neon_vcgtu): Likewise.
11702 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11703 (ops): Unsigned comparison intrinsics call a different builtin.
11705 2012-02-28 Richard Guenther <rguenther@suse.de>
11708 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11709 ordering for the VEC_CONCAT for two element vectors for
11710 V2SFmode, V2SImode and V2DImode.
11712 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11715 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11716 detecting big-endian triplets.
11718 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11720 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11721 mode if there is no type information available.
11723 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11725 PR tree-optimization/53207
11726 * doc/invoke.texi: Document as experimental and relying on graphite.
11728 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11730 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11731 of initializer to changes from r184614.
11733 2012-02-28 Richard Guenther <rguenther@suse.de>
11735 PR tree-optimization/52395
11736 * tree-sra.c (build_ref_for_offset): Also look at the base
11737 TYPE_ALIGN when figuring out the alignment of the replacement.
11739 2012-02-28 Richard Guenther <rguenther@suse.de>
11741 PR tree-optimization/52402
11742 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11743 mis-aligned types when creating the accesses at the call site.
11745 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11747 * config/avr/builtins.def: New file.
11748 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11749 * config/avr/avr.c (enum avr_builtin_id): Use it.
11750 (avr_init_builtins): Use it. And use avr_bdesc.
11751 (bdesc_1arg): Remove.
11752 (bdesc_2arg): Remove.
11753 (bdesc_3arg): Remove.
11754 (struct avr_builtin_description): Add field n_args.
11755 (avr_bdesc): New static variable using builtins.def.
11756 (avr_expand_builtin): Use it.
11757 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11758 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11759 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11761 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11764 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11765 match only one single hard register with respective hard reg rtx.
11766 (movmemx_<mode>): Ditto.
11767 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11768 insn anatomy of movmem[x]_<mode>.
11769 (avr_out_movmem): Same for printing assembler and operand usage.
11771 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11775 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11776 address spaces located outside of device flash.
11778 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11779 (mcu_type_s): Add field n_flash.
11780 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11781 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11782 (AVR_MCU): Add N_FLASH argument.
11783 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11784 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11785 macro __FLASH<n> if that address space makes sense for the device.
11786 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11787 outside of target flash.
11788 (avr_asm_named_section): Ditto.
11789 (avr_asm_select_section): Ditto.
11790 (avr_addr_space_convert): Ditto.
11791 (avr_emit_movmemhi): Ditto.
11792 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11793 address space is outside of device flash.
11794 (avr_insert_attributes): Ditto.
11795 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11796 avr_current_arch->n_segments.
11798 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11802 (*movabs<mode>_2): Likewise.
11804 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11807 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11808 s_register_operand in the test instead of REG_P. Don't call
11809 gen_reg_rtx if it won't be used.
11811 PR tree-optimization/52376
11812 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11814 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11816 * ifcvt.c (noce_get_condition): Check condition variable is not
11817 small_register_classes_for_mode_p before accepting.
11819 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11821 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11823 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11826 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11827 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11829 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11831 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11833 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11835 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11837 * config/sh/predicates.md: Remove blank lines.
11838 * config/sh/sh.c: Fix typos in comments.
11839 * config/sh/constraints.md: Likewise.
11840 * config/sh/sh.md: Remove blank lines.
11841 Fix typos in comments. Use ;; as comment characters.
11843 2012-02-26 Walter Lee <walt@tilera.com>
11845 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11846 (replace_mov_pcrel_step2): Ditto.
11848 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11851 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11852 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11853 and locs that reference values newer than the non-canonical value
11854 at hand. Return the canonical value as a worst case.
11855 (memrefs_conflict_p): Walk canonical value's locs.
11858 * cselib.c (preserve_only_constants): Rename to...
11859 (preserve_constants_and_equivs): ... this. Split out...
11860 (invariant_or_equiv_p): ... this. Preserve plus expressions
11861 of other preserved expressions too.
11862 (cselib_reset_table): Adjust.
11863 * var-tracking.c (reverse_op): Use canonical value to build
11866 2012-02-23 Kai Tietz <ktietz@redhat.com>
11868 * config/i386/i386.c (ix86_delegitimize_address): Handle
11869 UNSPEC_PCREL plus displacement.
11871 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11874 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11875 to test for unusedness in st X addressing.
11877 2012-02-24 Richard Guenther <rguenther@suse.de>
11879 PR middle-end/52361
11880 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11881 (is_gimple_reg_type): Move inline ...
11882 * gimple.h (is_gimple_reg_type): ... here.
11884 2012-02-24 Richard Guenther <rguenther@suse.de>
11886 PR middle-end/52361
11887 * passes.c (execute_function_todo): When verifying SSA form
11888 verify gimple form first.
11889 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11891 2012-02-24 Richard Guenther <rguenther@suse.de>
11893 PR middle-end/52355
11894 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11895 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11897 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11899 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11901 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11903 * tree-phinodes.c (make_phi_node): Mark static.
11904 * tree-flow.h (make_phi_node): Remove extern decl.
11905 * doc/gimple.texi (make_phi_node): Remove documentation.
11907 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11909 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11910 * tree-ssa-sccvn.c (print_scc): Ditto.
11912 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11914 * doc/passes.texi (Full redundancy elimination): Fix typo.
11916 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11918 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11920 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11923 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11925 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11928 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11930 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11932 * config/avr/avr.md (code_stdname): Add ior, xor.
11933 (xior): New code iterator.
11934 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11935 (*<code_stdname><mode>qi.byte1-3): Ditto.
11937 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11939 PR tree-optimization/52019
11940 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11943 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11945 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11946 HAVE_INITFINI_ARRAY to work around namespace pollution in
11947 certain versions of newlib system headers.
11948 * config.in: Regenerate.
11949 * configure: Regenerate.
11950 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11951 instead of HAVE_INITFINI_ARRAY.
11953 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11956 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11957 is not offsettable memory reference.
11959 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11962 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11963 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11965 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11967 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11968 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11970 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11972 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11973 library on Solaris 8 even without TLS support.
11974 * configure: Regenerate.
11976 2012-02-22 Richard Guenther <rguenther@suse.de>
11978 PR middle-end/52329
11979 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11980 for GIMPLE_DEBUG stmts.
11982 2012-02-22 Martin Jambor <mjambor@suse.cz>
11984 PR middle-end/51782
11985 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11986 according to the base object.
11988 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11990 PR rtl-optimization/50063
11991 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11992 and 2 (8-bit SP) in operand 2.
11993 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11994 setup to use movhi_sp_r instead of vanilla move to write SP.
11995 Adjust REG_CFA notes to superseed unspec.
11996 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11998 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11999 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12000 irq_state 1 (IRQ known to be on) here.
12002 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12004 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12006 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12007 assign_hard_reg): Likewise.
12009 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12011 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12013 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12015 * config/avr/avr.md
12016 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12017 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12019 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12021 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12022 prototype from here to...
12023 * config/avr/avr.h: ...here.
12025 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12028 * thumb2.md (thumb2_shiftsi3_short): Split register and
12029 immediate shifts. For register shifts tie operands 0 and 1.
12030 (peephole2 for above): Check that register-controlled shifts
12031 have suitably tied operands.
12033 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12036 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12037 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12038 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12039 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12040 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12041 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12042 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12043 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12044 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12045 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12046 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12047 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12048 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12049 bdver1_ssevector_avx256_unaligned_load,
12050 bdver1_ssevector_sse128_unaligned_load,
12051 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12052 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12053 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12054 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12055 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12056 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12057 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12058 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12059 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12060 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12061 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12062 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12063 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12064 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12065 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12066 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12067 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12068 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12069 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12070 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12071 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12072 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12073 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12074 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12075 bdver1_ssediv_double_load, bdver1_ssediv_double,
12076 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12077 Add "bdver2" attribute.
12079 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12081 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12082 default if possible and not specified otherwise.
12084 2012-02-21 Richard Guenther <rguenther@suse.de>
12086 PR middle-end/52314
12087 * gimplify.c (create_tmp_from_val): Use the main variant type
12088 for the type of the temporary we create.
12090 2012-02-21 Richard Guenther <rguenther@suse.de>
12092 PR tree-optimization/52324
12093 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12094 do not gimplify a MEM_REF address operand if it is already
12097 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12099 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12100 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12102 2012-02-21 Richard Guenther <rguenther@suse.de>
12104 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12105 nested_in_vect_loop.
12107 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12109 PR tree-optimization/52318
12110 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12111 vdef also to non-pure/const call stmts in the sequence.
12113 2012-02-21 Tristan Gingold <gingold@adacore.com>
12115 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12117 2012-02-20 David S. Miller <davem@davemloft.net>
12119 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12120 don't use the "rd %pc" instruction on v9 for PIC register loads.
12122 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12124 PR middle-end/52141
12125 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12126 in a transaction safe function.
12128 2012-02-20 Kai Tietz <ktietz@redhat.com>
12131 * stor-layout.c (place_field): Handle desired_align for
12134 2012-02-20 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/52298
12137 * tree-vect-stmts.c (vectorizable_store): Properly use
12138 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12140 (vectorizable_load): Likewise.
12141 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12142 Access DR_STEP after ensuring it is not NULL.
12144 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12146 PR tree-optimization/52286
12147 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12148 optimization use double_int_to_tree instead of build_int_cst_wide,
12149 rewrite to use double_int vars.
12151 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12154 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12156 Remove -e 0 from $gcc_cv_ld invocation.
12157 Only use __GLIBC_PREREQ if defined.
12158 Enable on Solaris since Solaris 8 patch.
12159 (gcc_SUN_LD_VERSION): New macro.
12160 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12161 gcc_SUN_LD_VERSION for version number format.
12162 * configure: Regenerate.
12163 * varasm.c (get_elf_initfini_array_priority_section): Set
12164 SECTION_NOTYPE for non-default priority.
12165 Use get_section instead of get_unnamed_section to emit
12166 .init_array/.fini_array with default priority.
12168 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12170 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12171 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12172 (mips_start_unique_function, mips_output_mips16_rdhwr)
12173 (mips_code_end): New functions.
12174 (TARGET_ASM_CODE_END): Define.
12176 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12178 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12179 to stubs with non-sibling calls.
12181 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12183 * doc/invoke.texi (-fira-* options): Copy-edit.
12184 (ira-* parameters): Copy-edit.
12186 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12188 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12189 GCC coding conventions.
12191 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12193 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12194 when used as adjectives.
12196 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12198 * doc/invoke.texi: Clean up "that"/"which" confusion.
12200 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12202 * system.h: Poison SMALL_REGISTER_CLASSES
12203 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12204 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12206 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12208 PR tree-optimization/52285
12209 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12210 when deciding if a call is a tail call or tail recursion.
12212 2012-02-16 Kai Tietz <ktietz@redhat.com>
12214 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12215 interger-constant displacement for UNSPEC_PCREL.
12217 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12219 PR rtl-optimization/52208
12220 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12221 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12223 PR tree-optimization/52255
12224 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12225 loop->header has virtual PHI, but exit_e->dest doesn't, add
12226 virtual PHI to exit_e->dest and adjust all uses after the loop.
12229 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12230 children with clone_tree_hash, not after it.
12232 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12234 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12235 extended identifiers.
12237 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12239 PR middle-end/51929
12240 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12241 a same_body_alias, also test whether e->callee isn't a former
12242 or current clone of the decl this is a same body alias of.
12244 PR translation/52264
12245 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12247 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12249 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12251 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12254 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12255 force_reg instead of copy_to_reg for better optimization. Force
12256 non-register or memory operands into a register.
12258 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12260 * extend.texi: Reserve upper bits of memory model for future use.
12262 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12263 Anatoly Sokolov <aesok@post.ru>
12264 Eric Weddington <eric.weddington@atmel.com>
12267 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12268 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12269 Rewrite initializers for .macro.
12270 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12271 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12272 atxmega32d4, atxmega32x1.
12273 avrxmega4: atxmega64a3, atxmega64d3.
12274 avrxmega5: atxmega64a1, atxmega64a1u.
12275 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12276 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12277 avrxmega7: atxmega128a1, atxmega128a1u.
12278 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12279 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12280 (struct base_arch_s): Rename reserved to xmega_p.
12281 Rename reserved2 to have_rampd.
12282 (AVR_XMEGA): New define.
12283 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12284 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12285 * config/avr/predicates.md (io_address_operand): Take into
12286 account SFR offset.
12287 (low_io_address_operand): Ditto.
12288 (high_io_address_operand): Ditto.
12289 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12290 (enabled, movhi_sp_r): Use them.
12291 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12292 cpp_define_formatted to built-in define __AVR_ARCH__.
12293 (__AVR_XMEGA__): New built-in define.
12294 (__AVR_HAVE_RAMPD__): New built-in define.
12295 (__AVR_HAVE_RAMPX__): New built-in define.
12296 (__AVR_HAVE_RAMPY__): New built-in define.
12297 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12299 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12300 (avr_option_override): Initialize them.
12301 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12302 (avr_init_expanders): Initialize them. No more block several calls.
12303 (emit_push_sfr): New static function.
12304 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12306 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12307 (avr_print_operand): Print addreeses as symbols for
12308 RAMPX, RAMPY, RAMPD, CCP.
12309 (output_movhi): Handle AVR_XMEGA when writing to SP.
12310 (avr_out_movhi_mr_r_xmega): New static function.
12311 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12312 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12313 __RAMPD__, __CCP__ as needed.
12315 * config/avr/multilib.h: Regenerate.
12316 * config/avr/t-multilib: Regenerate.
12317 * config/avr/avr-tables.opt: Regenerate.
12319 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12321 PR tree-optimization/50561
12322 * graphite-flattening.c (lst_project_loop): Do not
12323 remove old scattering dimensions after flattening.
12324 (lst_do_flatten): Likewise.
12326 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12328 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12329 __builtin_avr_map8, __builtin_avr_map16.
12330 Document __builtin_avr_insert_bits.
12332 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12333 (insert_bits): New insn.
12334 (adjust_len.map_bits): Rename to insert_bits.
12335 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12336 * avr-protos.h (avr_out_map_bits): Remove.
12337 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12338 * config/avr/constraints.md (Cxf,C0f): New.
12339 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12340 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12341 New built-in define __BUILTIN_AVR_INSERT_BITS.
12342 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12343 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12344 (avr_move_bits): Rewrite.
12345 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12347 (avr_map_op_t): New typedef.
12348 (avr_map_op): New static variable.
12349 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12350 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12351 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12352 (bdesc_3arg, avr_expand_triop_builtin): New.
12353 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12354 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12355 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12356 (avr_map_equal_p, avr_map_sig_p): Remove.
12357 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12358 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12359 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12360 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12361 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12362 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12364 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12366 * config/c6x/c6x.md (reserve_cycles): New attribute.
12367 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12368 don't reserve functional units after the branch occurs.
12370 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12372 PR middle-end/52142
12373 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12374 functions into non-tm_pure functions.
12376 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12379 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12380 (iterative_hash_canonical_type): Likewise.
12381 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12384 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12386 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12387 sched-group insn, it either remains alone or the entire list is pruned.
12389 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12391 * doc/install.texi (Prerequisites): Fix grammar.
12392 (Configuration): Likewise.
12394 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12396 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12397 MPC as part of GCC before describing configuring with --with-gmp etc.
12398 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12399 sources are present.
12401 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12404 * dwarf2out.c (clone_tree_hash): New function.
12405 (copy_decls_walk): Use it instead of clone_tree.
12407 2012-02-14 Richard Guenther <rguenther@suse.de>
12409 PR tree-optimization/52244
12410 PR tree-optimization/51528
12411 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12412 replacements for integral types.
12414 2012-02-14 Walter Lee <walt@tilera.com>
12416 * config.gcc: Handle tilegx and tilepro.
12417 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12418 tilegx and tilepro.
12419 Add HAVE_AS_TLS check for tilegx and tilepro.
12420 * configure: Regenerate.
12421 * doc/contrib.texi: Add Mat Hostetter and self.
12422 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12423 Document instruction intrinsics and network accessing intrinsics.
12424 (TILEPro Built-in Functions): New node. Document instruction
12425 intrinsics and network accessing intrinsics.
12426 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12427 (Specific, tilepro-*-linux*): Likewise.
12428 * doc/invoke.texi (TILE-Gx Options): New section.
12429 (TILEPro Options): New section.
12430 * doc/md.texi (TILE-Gx): New section.
12431 (TILEPro): New section.
12432 * common/config/tilegx/tilegx-common.c: New file.
12433 * common/config/tilepro/tilepro-common.c: New file.
12434 * config/tilegx/constraints.md: New file.
12435 * config/tilegx/linux.h: New file.
12436 * config/tilegx/mul-tables.c: New file.
12437 * config/tilegx/predicates.md: New file.
12438 * config/tilegx/sync.md: New file.
12439 * config/tilegx/t-tilegx: New file.
12440 * config/tilegx/tilegx-builtins.h: New file.
12441 * config/tilegx/tilegx-c.c: New file.
12442 * config/tilegx/tilegx-generic.md: New file.
12443 * config/tilegx/tilegx-modes.def: New file.
12444 * config/tilegx/tilegx-multiply.h: New file.
12445 * config/tilegx/tilegx-protos.h: New file.
12446 * config/tilegx/tilegx.c: New file.
12447 * config/tilegx/tilegx.h: New file.
12448 * config/tilegx/tilegx.md: New file.
12449 * config/tilegx/tilegx.opt: New file.
12450 * config/tilepro/constraints.md: New file.
12451 * config/tilepro/gen-mul-tables.cc: New file.
12452 * config/tilepro/linux.h: New file.
12453 * config/tilepro/mul-tables.c: New file.
12454 * config/tilepro/predicates.md: New file.
12455 * config/tilepro/t-tilepro: New file.
12456 * config/tilepro/tilepro-builtins.h: New file.
12457 * config/tilepro/tilepro-c.c: New file.
12458 * config/tilepro/tilepro-generic.md: New file.
12459 * config/tilepro/tilepro-modes.def: New file.
12460 * config/tilepro/tilepro-multiply.h: New file.
12461 * config/tilepro/tilepro-protos.h: New file.
12462 * config/tilepro/tilepro.c: New file.
12463 * config/tilepro/tilepro.h: New file.
12464 * config/tilepro/tilepro.md: New file.
12465 * config/tilepro/tilepro.opt: New file.
12467 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12469 PR tree-optimization/52210
12470 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12471 vect_model_simple_cost with two entry vect_def_type array instead
12472 of an address of dt.
12474 2012-02-14 Richard Guenther <rguenther@suse.de>
12477 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12478 Do not stream DECL_QUALIFIER.
12479 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12480 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12481 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12483 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12486 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12489 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12492 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12493 * cselib.c (cselib_subst_to_values_from_insn): New function.
12494 * sched-deps.c (add_insn_mem_dependence,
12495 sched_analyze_1, sched_analyze_2): Use it.
12497 2012-02-13 Jan Hubicka <jh@suse.cz>
12499 PR middle-end/52214
12500 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12502 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12504 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12505 (GTM_SELF_SPECS): Define if not already defined.
12506 (driver_self_specs): Add GTM_SELF_SPECS.
12507 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12508 (GTM_SELF_SPECS): Define.
12509 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12510 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12512 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12514 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12517 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12519 PR middle-end/52230
12520 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12521 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12523 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12526 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12528 2012-02-13 Richard Guenther <rguenther@suse.de>
12530 PR translation/52211
12531 * passes.c (enable_disable_pass): Fix typo.
12533 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12535 PR middle-end/52209
12536 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12537 XOR for reduce_bit_field if type is unsigned.
12539 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12541 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12542 disallow changes from SFmode to mode with different size in FP regs.
12544 2012-02-12 Robert Millan <rmh@gnu.org>
12545 Gerald Pfeifer <gerald@pfeifer.com>
12547 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12550 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12552 PR rtl-optimization/52175
12553 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12554 to frame-related instructions.
12556 2012-02-10 Jason Merrill <jason@redhat.com>
12559 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12560 (demangle_new_symbols): Fill it.
12561 (scan_linker_output): Walk it.
12562 (start_tweaking): Split out from scan_linker_output.
12563 (maybe_tweak): Update sym->chosen.
12564 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12566 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12569 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12571 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12573 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12574 having the same mode as previous compare.
12576 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12578 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12579 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12580 (nonlocal_goto_internal): Likewise.
12581 (nonlocal_goto): Emit a use and an indirect jump directly.
12583 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12586 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12587 __atomic_{is,always}_lock_free.
12589 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12592 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12593 negative constant address for TARGET_X32.
12595 2012-02-10 Richard Henderson <rth@redhat.com>
12597 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12598 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12599 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12601 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12602 Ira Rosen <irar@il.ibm.com>
12604 PR tree-optimization/50031
12605 * targhooks.c (default_builtin_vectorization_cost): Handle
12606 vec_promote_demote.
12607 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12608 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12609 all types of reduction and pattern statements.
12610 (vect_estimate_min_profitable_iters): Likewise.
12611 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12612 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12613 for explicit realigns.
12614 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12615 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12616 vec_promote_demote.
12617 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12618 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12619 vec_perm for VSX and handle vec_promote_demote.
12621 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12623 PR middle-end/52177
12624 * builtins.c (fold_builtin_atomic_always_lock_free,
12625 expand_builtin_atomic_always_lock_free,
12626 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12627 Return and/or test boolean_true_node/boolean_false_node instead of
12628 integer_one_node/integer_zero_node.
12630 2012-02-10 Jan Hubicka <jh@suse.cz>
12632 PR middle-end/48600
12633 * predict.c (predict_paths_for_bb): Prevent looping.
12634 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12636 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12638 * config/arm/arm.c (output_move_double): In one case properly
12639 count number of instructions that will be emitted.
12641 2012-02-10 Richard Guenther <rguenther@suse.de>
12643 PR translation/52193
12644 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12646 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12648 PR middle-end/52140
12649 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12651 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12654 * var-tracking.c (emit_note_insn_var_location): If
12655 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12656 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12657 non-NOTE_DURING_CALL_P insn.
12659 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12661 PR middle-end/51867
12662 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12664 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12667 * gcc.c (switch_matches) Support switches with separated form,
12670 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12672 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12674 (RAMPZ_ADDR): Ditto.
12675 * config/avr/avr.c (avr_addr_t): New typedef.
12676 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12677 (avr_init_expanders): Initialize it.
12678 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12680 (expand_epilogue): Ditto.
12681 (avr_print_operand): Ditto.
12682 (avr_file_start): Ditto.
12683 (avr_emit_movmemhi): Ditto.
12685 2012-02-08 Richard Guenther <rguenther@suse.de>
12687 PR tree-optimization/46886
12688 * tree-flow.h (do_while_loop_p): Declare.
12689 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12690 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12692 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12694 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12695 always succeed for integers larger than a native word.
12697 2012-02-08 Richard Guenther <rguenther@suse.de>
12699 PR rtl-optimization/52170
12700 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12701 properly handle integer vector modes.
12703 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12705 PR gcov-profile/52150
12706 * coverage.c: Include target.h.
12707 (build_var): Call targetm.strip_name_encoding on the assembler name.
12708 Change one _ into . or $ if the target allows it.
12709 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12711 PR rtl-optimization/52139
12712 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12713 is a BARRIER after emit_insn_after_noloc, move BB_END
12714 to the last non-BARRIER insn before it.
12716 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12718 PR middle-end/24306
12719 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12720 (mips_gimplify_va_arg_expr): Call it instead of
12721 std_gimplify_va_arg_expr.
12723 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12725 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12726 message for -mno-pointers-to-nested-function.
12728 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12730 PR middle-end/51994
12731 * expr.c (get_inner_reference): If there is an offset, add a negative
12732 bit position to it (if any).
12734 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12736 PR rtl-optimization/52060
12737 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12738 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12739 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12740 and/or i0src_copy2 when needed.
12742 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12744 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12745 or LTOPLUGINSONAME if have_c.
12747 * config/freebsd-spec.h: Add comment about what macros can be defined
12749 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12750 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12753 2012-02-07 Richard Guenther <rguenther@suse.de>
12755 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12756 newline in -alias dumps.
12758 2012-02-07 Kai Tietz <ktietz@redhat.com>
12759 Dave Korn <dave.korn.cygwin@gmail.com>
12762 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12763 Take care that typinfo gets dllexport-attribute.
12765 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12767 PR middle-end/52074
12768 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12769 if modifier < EXPAND_SUM call force_operand on the result.
12771 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12773 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12774 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12776 (epiphany_function_type): Replace types for specific interrupts with
12777 EPIPHANY_FUNCTION_INTERRUPT.
12778 (EPIPHANY_INTERRUPT_P): Update.
12779 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12780 New static function.
12781 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12782 <disinterrupt>: Affects type identity.
12783 (epiphany_handle_interrupt_attribute): Handle variable number of
12785 (epiphany_compute_function_type): Update for new
12786 epiphany_function_type definition.
12787 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12788 handlers with a longcall forwarder.
12789 (epiphany_start_function): Handle multiple interrupt arguments and/or
12790 forwarder_section attribute.
12792 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12795 2012-02-07 Alan Modra <amodra@gmail.com>
12798 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12801 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12803 PR tree-optimization/50969
12804 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12805 use vec_perm rather than vector_stmt.
12806 (vect_model_load_cost): Likewise.
12807 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12808 vec_perm to be the same as other vector statements.
12809 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12810 cost of vec_perm for TARGET_VSX.
12812 2012-02-06 Richard Guenther <rguenther@suse.de>
12814 PR tree-optimization/52115
12815 * tree-sra.c (access_has_replacements_p): New function.
12816 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12818 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12820 PR middle-end/52047
12821 * trans-mem.c (expand_call_tm): Add an assertion.
12822 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12825 2012-02-06 Richard Guenther <rguenther@suse.de>
12827 PR tree-optimization/50955
12828 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12829 raise cost of expressions that replace an address with an
12830 expression based on a different pointer.
12832 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12835 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12836 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12838 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12841 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12842 -Weffc++ and specify guidelines come from second edition.
12844 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12846 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12847 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12848 (call_direct_split, call_value_split, call_value_internal_direct)
12849 (call_value_direct_split, call_value_multiple_split): Use jal and
12850 jal_macro attributes.
12852 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12854 * reload1.c (reload_regs_reach_end_p): Replace with...
12855 (reload_reg_rtx_reaches_end_p): ...this function.
12856 (new_spill_reg_store): Update commentary.
12857 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12858 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12859 before setting new_spill_reg_store.
12860 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12861 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12862 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12863 for non-spill reload registers.
12865 2012-02-05 Ira Rosen <irar@il.ibm.com>
12867 PR tree-optimization/52091
12868 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12869 (vect_is_simple_use_1): Likewise.
12870 * tree-vect-loop.c (vectorizable_reduction): Update calls
12871 to vect_is_simple_use_1 and vect_is_simple_use.
12872 (vectorizable_live_operation): Likewise.
12873 * tree-vect-patterns.c (widened_name_p,
12874 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12875 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12876 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12877 vectorizable_shift,vectorizable_operation, vectorizable_store,
12878 vectorizable_load): Likewise.
12879 (vect_is_simple_cond): Add an argument, pass it to
12880 vect_is_simple_use_1.
12881 (vectorizable_condition): Update calls to vect_is_simple_cond,
12882 vect_is_simple_use.
12883 (vect_is_simple_use): Add an argument, the statement in which
12884 OPERAND is used. Check that if OPERAND's def stmt is a double
12885 reduction phi node, the use is a phi node too.
12886 (vect_is_simple_use_1): Add an argument, pass it to
12887 vect_is_simple_use.
12888 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12889 to vect_is_simple_use.
12891 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12893 PR rtl-optimization/52095
12894 * modulo-sched.c (dump_insn_locator): New function.
12895 (loop_canon_p, sms_schedule): Use it.
12897 PR rtl-optimization/52113
12898 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12899 even for decomposable shift/zext insns.
12901 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12902 Zdenek Dvorak <ook@ucw.cz>
12904 PR rtl-optimization/52092
12905 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12906 on get_iv_value result.
12908 2012-02-02 Andrew Pinski <apinski@cavium.com>
12910 PR middle-end/47982
12911 PR middle-end/43967
12912 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12914 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12916 PR middle-end/48071
12917 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12919 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12921 PR rtl-optimization/49800
12922 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12923 (sched_finish): Call regstat_free_n_sets_and_refs.
12925 2012-02-02 Jia Liu <proljc@gmail.com>
12927 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12930 2012-02-02 Jan Hubicka <jh@suse.cz>
12931 Tom de Vries <tom@codesourcery.com>
12933 PR middle-end/51998
12934 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12935 * varpool.c (varpool_analyze_pending_decls): Likewise.
12937 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12938 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12940 * config.gcc: Add cr16-* support.
12942 * doc/extend.texi: Document cr16 extensions.
12943 * doc/install.texi: Document cr16 install.
12944 * doc/invoke.texi: Document cr16 options.
12945 * doc/md.texi: Document cr16 constraints.
12947 * common/config/cr16/cr16-common.c: New file.
12948 * config/cr16/cr16.c: New file.
12949 * config/cr16/cr16.h: New file.
12950 * config/cr16/cr16.md: New file.
12951 * config/cr16/cr16.opt: New file.
12952 * config/cr16/cr16-protos.h: New file.
12953 * config/cr16/predicates.md: New file.
12954 * config/cr16/constraints.md: New file.
12955 * config/cr16/t-cr16: New file.
12957 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12960 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12961 that operands[2] is either immediate, or q_regs_operand.
12963 PR tree-optimization/52073
12964 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12965 a pattern stmt for pattern uses, ignore uses outside of the loop.
12967 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12969 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12970 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12971 (OUT_AS1, OUT_AS2): Remove.
12973 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12975 PR rtl-optimization/51374
12976 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12977 to cross other volatile_refs_p insns.
12979 2012-02-01 Richard Guenther <rguenther@suse.de>
12981 * doc/invoke.texi (fno-inline): Clarify documentation.
12982 (finline-small-functions): Likewise.
12983 (finline-functions): Likewise.
12984 * common.opt (finline): Adjust comment and documentation.
12985 (finline-small-functions): Clarify documentation.
12986 (finline-functions): Likewise.
12987 (finline-functions-called-once): Likewise.
12989 2012-02-01 Tristan Gingold <gingold@adacore.com>
12991 * c-typeck.c (composite_type): Keep mode for pointers.
12993 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12995 * function.h (regno_reg_rtx): Adjust comment.
12996 * reginfo.c (init_reg_modes_target): Only use the previous mode
12997 if it fits within one register. Remove MIPS comment.
12999 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13002 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13004 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13006 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13007 to srak instruction.
13009 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13011 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13013 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13018 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13020 2012-01-31 Richard Guenther <rguenther@suse.de>
13022 PR tree-optimization/51528
13023 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13026 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13031 * ree.c (add_removable_extension): Change def_map argument
13032 to unsigned *, store in def_map 1 + offset into *insn_list vector
13033 instead of pointers into the vector.
13034 (find_removable_extensions): Adjust caller.
13036 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13038 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13039 Transform all "* quoted-c-code" to { c-code }.
13040 Remove redundant test for "optimize" in combine patterns.
13041 Move (include "avr-dimode.md") to end of file.
13043 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13046 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13047 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13049 2012-01-30 Richard Guenther <rguenther@suse.de>
13051 PR tree-optimization/52028
13052 * tree-loop-distribution.c (ldist_gen): Properly update
13055 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13058 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13059 set_cur_line_info_table if not emitting debug info.
13061 PR tree-optimization/52046
13062 * tree-vect-patterns.c (check_bool_pattern): Give up if
13063 a comparison could throw.
13066 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13068 2012-01-30 Richard Guenther <rguenther@suse.de>
13070 PR tree-optimization/52045
13071 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13072 SSA form if cfgcleanup did anything.
13074 2012-01-30 Richard Guenther <rguenther@suse.de>
13076 PR tree-optimization/52045
13077 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13078 before computing final todo.
13080 2012-01-30 Richard Guenther <rguenther@suse.de>
13082 PR tree-optimization/51528
13083 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13086 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13088 * df-problems.c (df_kill_notes): Check that the use refers
13089 to the note under examination.
13091 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13094 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13095 parameter and use short-lived pseudos.
13096 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13097 (sparc_expand_vector_init): Const-ify local variables and adjust
13098 calls to above functions.
13100 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13102 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13104 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13106 * doc/invoke.texi: Make usage of "compile time" and
13107 "run time"/"runtime" consistent throughout the file.
13109 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13111 * config/alpha/alpha.c (alpha_option_override): Default to
13112 full IEEE compliance mode for Go language.
13114 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13116 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13117 (LINK_SSP_SPEC): Define.
13119 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13122 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13125 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13127 * doc/invoke.texi: Correct hyphenation of "floating point",
13128 "double precision", and related terminology throughout the file.
13130 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13133 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13134 arm_general_register_operand predicate for operand 2 instead of
13137 2012-01-27 Ian Lance Taylor <iant@google.com>
13140 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13141 * builtins.c (expand_builtin_init_trampoline): Add onstack
13142 parameter. Change caller.
13143 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13144 * tree.c (build_common_builtin_nodes): Declare
13145 __builtin_init_heap_trampoline.
13147 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13149 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13150 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13151 * config/avr/avr.c: Ditto.
13152 (avr_regnames): Remove because unused.
13153 * config/avr/avr.md (*cpse.ne): New peephole.
13154 (*cpse.eq): New peephole from former cpse peepholes.
13156 2012-01-27 Michael Eager <eager@eagercon.com>
13158 * config/microblaze.c (microblaze_emit_compare): Correct
13159 test after pcmp instruction.
13161 2012-01-27 Richard Guenther <rguenther@suse.de>
13163 PR tree-optimization/52020
13164 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13166 2012-01-27 Richard Guenther <rguenther@suse.de>
13168 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13169 function non-const/pure.
13171 2012-01-27 Richard Guenther <rguenther@suse.de>
13173 PR tree-optimization/50444
13174 * tree-sra.c (build_ref_for_offset): Properly adjust the
13175 MEM_REF type for unaligned accesses.
13177 2012-01-27 Richard Guenther <rguenther@suse.de>
13179 PR tree-optimization/50444
13180 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13181 (expand_assignment): Use it. Properly handle misaligned
13182 bases when expanding stores to component references.
13183 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13184 refactor that case.
13186 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13188 PR middle-end/51389
13189 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13190 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13191 * tree-data-ref.c (find_data_references_in_loop): Make static.
13192 (compute_all_dependences): Change return type to bool. Bail out
13193 for too many datarefs in a loop. Move the hunk resetting the data
13194 dependences vector from ...
13195 (compute_data_dependences_for_loop): ... here. Account for
13196 compute_all_dependences returning false.
13197 (compute_data_dependences_for_bb): Likewise.
13198 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13199 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13201 2012-01-27 Richard Guenther <rguenther@suse.de>
13203 PR middle-end/51959
13204 * expr.c (store_field): Use the alias-set of the scratch memory
13207 2012-01-27 Tom de Vries <tom@codesourcery.com>
13209 PR tree-optimization/51990
13210 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13212 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13214 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13217 * var-tracking.c (reverse_op): Don't add any reverse operation
13218 if V already has any constant locations.
13220 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13222 * doc/invoke.texi: Correct usage of "command line" (noun)
13223 vs "command-line" (adjective) throughout.
13225 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13227 * doc/invoke.texi (Language Independent Options): Move
13228 -Wcoverage-mismatch blurb from here....
13229 (Warning Options): ...to here.
13231 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13233 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13234 Set rs6000_always_hint to false for 476.
13236 2012-01-27 Matthias Klose <doko@ubuntu.com>
13238 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13240 * incpath.c (add_standard_paths): Likewise.
13242 2012-01-27 Richard Henderson <rth@redhat.com>
13244 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13245 * config/m68k/sync.md (atomic_test_and_set): Rename from
13246 sync_test_and_setqi and adjust the operands.
13247 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13248 and unconditionally enable.
13250 2012-01-27 Richard Henderson <rth@redhat.com>
13252 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13253 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13254 (ldstub): Rename from ldstubqi.
13255 (ldstub<I24MODE>): Remove.
13257 2012-01-27 Richard Henderson <rth@redhat.com>
13259 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13260 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13261 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13262 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13263 * doc/tm.texi: Rebuild.
13265 2012-01-27 Richard Henderson <rth@redhat.com>
13267 * optabs.c (gen_atomic_test_and_set): Remove default.
13268 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13270 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13272 PR rtl-optimization/51978
13273 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13274 (combine_reaching_defs): Likewise.
13275 (struct re_info): Remove.
13276 (add_removable_extension): Remove x and data arguments,
13277 add insn, insn_list and def_map. Use the arguments directly
13278 instead of using struct re_info.
13279 (find_removable_extensions): Don't call add_removable_extension
13280 through note_stores, instead just call it with single_set
13281 result if non-NULL.
13282 (find_and_remove_re): Pass curr_cand->expr instead of
13283 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13285 2012-01-26 Michael Matz <matz@suse.de>
13287 PR tree-optimization/46590
13288 * cfgexpand.c: Revert last change (r183305).
13289 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13291 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13292 checking for emptiness.
13294 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13296 PR middle-end/51895
13297 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13298 non-addressable non-BLKmode base correctly.
13300 2012-01-26 Michael Matz <matz@suse.de>
13302 PR tree-optimization/48794
13303 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13304 regions referenced from RESX/EH_DISPATCH.
13306 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13308 * config/s390/s390.h: Make BRANCH_COST an option.
13309 * config/s390/s390.opt: New option -mbranch-cost.
13311 2012-01-26 Richard Henderson <rth@redhat.com>
13313 Revert 2012-01-24 change:
13314 * trans-mem.c (requires_barrier): Do not instrument thread local
13315 variables and emit save/restore for them.
13317 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13319 PR middle-end/51986
13320 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13323 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13325 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13328 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13331 Rename __pgm to __flash.
13332 Rename __pgm1 to __flash1.
13333 Rename __pgm2 to __flash2.
13334 Rename __pgm3 to __flash3.
13335 Rename __pgm4 to __flash4.
13336 Rename __pgm5 to __flash5.
13337 Rename __pgmx to __memx.
13338 * doc/extend.texi (AVR Named Address Spaces)
13339 Rename address space names as indicated above.
13340 * config/avr/avr.c (avr_addrspace): Ditto.
13342 * config/avr/avr-protos.h
13343 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13344 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13345 * config/avr/predicates.md: Ditto.
13346 * config/avr/avr.c Ditto, and
13347 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13348 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13350 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13351 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13352 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13353 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13354 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13355 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13356 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13357 * config/avr/avr.c: Ditto.
13358 * config/avr/avr.md: Ditto.
13360 2012-01-25 Jason Merrill <jason@redhat.com>
13363 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13365 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13367 PR tree-optimization/51987
13368 * tree-data-ref.c (get_references_in_stmt): Handle references in
13369 non-volatile GIMPLE_ASM.
13371 2012-01-25 Richard Guenther <rguenther@suse.de>
13373 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13374 bases are dereferenced.
13376 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13378 PR rtl-optimization/48374
13379 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13381 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13383 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13384 compute_data_dependences_for_loop returns false.
13385 * tree-parloops.c (loop_parallel_p): Likewise.
13387 2012-01-25 Richard Guenther <rguenther@suse.de>
13389 * tree.h (get_pointer_alignment_1): Declare.
13390 * builtins.c (get_pointer_alignment_1): New function.
13391 (get_pointer_alignment): Use it.
13393 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13395 PR rtl-optimization/48308
13396 * combine.c (enum undo_kind): Add UNDO_LINKS.
13397 (struct undo): Add member l to other_contents and where.
13398 (do_SUBST_LINK): New.
13400 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13401 (undo_all): Handle UNDO_LINKS.
13403 2012-01-25 Richard Henderson <rth@redhat.com>
13405 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13408 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13410 * optabs.c (gen_atomic_test_and_set): Use each argument.
13412 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13414 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13415 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13416 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13417 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13418 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13419 TARGET_PAIRED_SINGLE_FLOAT.
13421 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13423 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13424 (in_struct, return_val): Remove MEM documentation.
13425 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13426 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13427 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13429 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13430 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13431 * expr.c (store_field): Likewise.
13432 * function.c (assign_stack_temp_for_type): Likewise.
13433 * ifcvt.c (noce_try_cmove_arith): Likewise.
13434 * reload1.c (reload): Likewise.
13435 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13436 (alpha_set_memflags): Likewise.
13437 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13439 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13441 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13443 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13444 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13445 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13447 * cselib.c (cselib_rtx_varies_p): Delete.
13448 (cselib_invalidate_mem): Update call to canon_true_dependence.
13449 * dse.c (record_store, check_mem_read_rtx): Likewise.
13450 (scan_reads_nospill): Likewise.
13451 * cse.c (check_dependence): Likewise.
13452 (cse_rtx_varies_p): Delete.
13453 * expr.c (safe_from_p): Update call to true_dependence.
13454 * ira.c (validate_equiv_mem_from_store): Likewise.
13455 (memref_referenced_p): Likewise.
13456 * postreload-gcse.c (find_mem_conflicts): Likewise.
13457 * sched-deps.c (sched_analyze_2): Likewise.
13458 * store-motion.c (load_kills_store): Likewise.
13459 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13460 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13461 (compute_transp): Update call to canon_true_dependence.
13463 2012-01-25 Richard Henderson <rth@redhat.com>
13465 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13466 (maybe_emit_atomic_test_and_set): New.
13467 (expand_sync_lock_test_and_set): Use it.
13468 (expand_atomic_test_and_set): Likewise.
13469 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13470 the implementation; clarify implementation defined details.
13471 * doc/md.texi (atomic_test_and_set): Document.
13473 2012-01-25 Richard Henderson <rth@redhat.com>
13475 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13477 2012-01-25 Richard Henderson <rth@redhat.com>
13480 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13481 to effect no-op split.
13483 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13486 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13487 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13488 (BT_FN_VOID_PTR_INT_SIZE): New.
13489 (BT_FN_UINT_UINT_VAR): Remove.
13490 (BT_FN_UINT32_UINT32_VAR): New.
13491 (BT_FN_DOUBLE_VPTR): Remove.
13492 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13494 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13495 (_ITM_changeTransactionMode): Same.
13496 (_ITM_memmoveRtWt): Change return type to void.
13497 (_ITM_memcpyRtWt): Same.
13498 (_ITM_memsetW): Same.
13499 (_ITM_RaRD): Change types to double.
13504 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13506 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13507 Patrick Marlier <patrick.marlier@gmail.com>
13509 * trans-mem.c (requires_barrier): Do not instrument thread local
13510 variables and emit save/restore for them.
13512 2012-01-24 Jason Merrill <jason@redhat.com>
13515 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13516 output static aliases.
13518 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13521 * common.opt (-pie, -shared, pie, shared): Change from Common to
13523 * gcc.c (display_help): Display help for -pie and -shared.
13525 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13528 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13529 Remove note on size/offset limitation.
13530 (AVR Variable Attributes): Add example how to read data located
13531 with progmem. Refer to named address spaces.
13532 * doc/invoke.texi (AVR Options): Fix typo.
13534 2012-01-24 Richard Guenther <rguenther@suse.de>
13536 Forward-port to trunk
13537 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13539 PR middle-end/45678
13540 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13541 op0 isn't sufficiently aligned and there is movmisalignM
13542 insn for mode, use it to load op0 into a temporary register.
13544 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13547 * target.def (const_not_ok_for_debug_p): New hook.
13548 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13550 * doc/tm.texi: Regenerated.
13551 * dwarf2out.c (const_ok_for_output_1): If
13552 targetm.const_not_ok_for_debug_p returns true, fail.
13553 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13555 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13557 2012-01-23 Kai Tietz <ktietz@redhat.com>
13560 * config/i386/predicates.md (symbolic_operand): Allow
13561 UNSPEC_PCREL as PIC expression for lea.
13562 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13563 * config/i386/i386.c (ix86_delegitimize_address): Handle
13564 UNSPEC_PCREL for none-MEM, too.
13566 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13568 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13569 (ipa_tm_create_version_alias): Same.
13571 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13574 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13575 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13577 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13578 Patrick Marlier <patrick.marlier@gmail.com>
13579 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13582 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13583 simple_object_start_read.
13585 2012-01-23 Richard Guenther <rguenther@suse.de>
13588 PR tree-optimization/51895
13589 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13590 parameter decomposition into BLKmode components.
13592 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13594 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13595 fake variables for restrict-qualified pointers whose pointed-to type
13596 contains a placeholder.
13598 2012-01-23 Richard Guenther <rguenther@suse.de>
13600 PR tree-optimization/51949
13601 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13603 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13605 PR rtl-optimization/51933
13606 * ree.c (transform_ifelse): Return true right away if dstreg is
13607 already wider or equal to cand->mode.
13608 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13609 (make_defs_and_copies_lists): Remove defs_list and copies_list
13610 arguments, add state argument, just truncate state->work_list
13611 instead of always allocating and freeing the vector. Assert that
13612 get_defs succeeds instead of returning 2. Changed return type to bool.
13613 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13614 have ext_src_mode, see if it has been modified already with the
13615 right kind of extension and has been extended before from the
13616 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13617 just return true. Remember the original mode in state->modified array.
13618 (combine_reaching_defs): Add state argument. Don't allocate and
13619 free here def_list, copied_list and vec vectors, instead just
13620 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13621 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13622 Add state variable, clear vectors in it, initialize state.modified
13623 if needed. Free all the vectors at the end and state.modified too.
13624 Don't skip a candidate if the extension expression has been modified.
13626 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13629 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13630 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13631 (extra_options) interix.opt -> i386/interix.opt"
13632 (extra_objs):Add winnt-stubs.o
13633 * configure.ac: Add interix to target_os .comm on PE check.
13634 * configure: Regenerate.
13635 * config/interix3.h: Delete and move bits to..
13636 * config/interix.h: Delete and move bits to..
13637 * config/i386/i386-interix3.h: Delete and move bits to..
13638 * config/i386/i386-interix.h: ..here.
13639 (TARGET_CPU_DEFAULT): Remove redefinition.
13640 (TARGET_ASM_CONSTRUCTOR): Undefine.
13641 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13642 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13643 (PTRDIFF_TYPE): Define.
13644 (LONG_DOUBLE_TYPE_SIZE): Define.
13645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13646 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13647 (TARGET_SECTION_TYPE_FLAGS): Define.
13648 (ASM_DECLARE_FUNCTION_NAME): Define.
13649 (ASM_OUTPUT_EXTERNAL): Define.
13650 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13651 (ASM_OUTPUT_ALIGNED_BSS): Define.
13652 (PCC_BITFIELD_TYPE_MATTERS): Define.
13653 (USE_CONST_SECTION): Define.
13654 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13655 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13656 (SUPPORTS_ONE_ONLY): Remove.
13657 (I386_PE_STRIP_ENCODING): Define.
13658 * config/interix.opt: Delete and move bits to..
13659 * config/i386/interix.opt: ..here. New.
13660 (mpe-aligned-commons): Add.
13661 * config/i386/t-interix: Add copyright header.
13662 (winnt-stubs.o): Add rule.
13664 2012-01-22 Jason Merrill <jason@redhat.com>
13667 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13668 for extra name aliases.
13670 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13672 PR rtl-optimization/51924
13673 * ree.c (combine_set_extension): Improve debugging message.
13674 (combine_reaching_defs): Likewise.
13675 (get_defs): Rename confusingly named variable.
13676 (find_and_remove_re): Skip a candidate if the extension expression has
13679 2012-01-21 Robert Millan <rmh@gnu.org>
13680 Gerald Pfeifer <gerald@pfeifer.com>
13682 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13683 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13685 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13687 PR tree-optimization/51914
13688 * tree-vect-stmts.c (vectorizable_conversion): For
13689 cvt_type && modifier == WIDEN, put temporary with cvt_type
13690 at the beginning of vec_dsts and set vec_dest to temporary
13693 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13695 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13697 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13699 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13700 * config/rs6000/rs6000.c: Likewise.
13702 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13705 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13706 output_move_double on a copy of operands array.
13708 2012-01-20 Cary Coutant <ccoutant@google.com>
13709 Dodji Seketeli <dodji@redhat.com>
13712 * dwarf2out.c (copy_declaration_context): Return ref to parent
13713 of declaration DIE, if necessary.
13714 (remove_child_or_replace_with_skeleton): Add new parameter; update
13715 caller. Place skeleton DIE under parent DIE of original declaration.
13716 Move call to copy_declaration_context to here ...
13717 (break_out_comdat_types): ... from here.
13719 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13721 PR rtl-optimization/51856
13722 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13725 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13728 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13729 hints for neon loads and stores.
13731 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13735 * doc/extend.texi (Named Address Spaces): Split into subsections.
13736 (AVR Named Address Spaces): New subsection.
13737 (M32C Named Address Spaces): New subsection.
13738 (RL78 Named Address Spaces): New subsection.
13739 (SPU Named Address Spaces): New subsection.
13740 (Variable Attributes): New anchor "AVR Variable Attributes".
13741 (AVR Variable Attributes): Rewrite and avoid wording
13742 "address space" in this context.
13743 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13744 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13745 (AVR Built-in Macros): New subsubsection therein.
13746 * doc/md.texi (AVR constraints): Remove "C04", "R".
13748 2012-01-20 Richard Guenther <rguenther@suse.de>
13750 PR tree-optimization/51903
13751 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13752 when removing stmts.
13754 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13757 * config/arm/arm.c (arm_load_pic_register): Use
13758 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13759 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13760 (arm_pic_static_addr): Likewise.
13761 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13762 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13763 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13764 (pic_load_addr_unified): New.
13766 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13769 * function.c (instantiate_virtual_regs_in_insn): Use
13770 delete_insn_and_edges when removing a wrong asm insn.
13772 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13774 PR rtl-optimization/40761
13775 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13776 Add new member loop_num.
13777 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13778 (ira_build): Remove the parameter.
13780 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13781 (ira.c): Do not build CFG loops for one region allocation. Remove
13782 argument from ira_build call.
13784 * ira-build.c (init_loop_tree_node): New function.
13785 (create_loop_tree_nodes): Use it. Separate the case when CFG
13786 loops are not built.
13787 (more_one_region_p): Check current_loops.
13788 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13790 (add_loop_to_tree): Process loop equal to NULL too.
13791 (form_loop_tree): Separate the case when CFG loops are not built.
13792 Use explicitly number for the root.
13793 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13795 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13796 instead of loop->num.
13797 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13798 (mark_all_loops_for_removal): Ditto.
13799 (remove_unnecessary_regions): Separate the case when CFG loops
13801 (ira_build): Remove the parameter. Use explicit number of regions
13802 when CFG loops are not built.
13804 * ira-color.c (print_loop_title): Separate the case for the root node.
13805 Use loop_num instead of loop->num.
13806 (move_spill_restore): Use loop_num instead of loop->num.
13808 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13809 (change_loop): Ditto.
13810 (change_loop): Use loop_num instead of loop->num.
13812 * ira-lives.c (process_bb_node_lives): Ditto.
13814 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13816 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13818 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13820 PR libmudflap/40778
13821 * tree-mudflap.c (mf_artificial): New function.
13822 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13823 mx_register_decls, mudflap_enqueue_decl): Use it.
13826 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13827 numbers in the insn pattern.
13829 2012-01-19 Michael Matz <matz@suse.de>
13831 PR tree-optimization/46590
13832 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13833 use it in remembering which conflicts we already created.
13834 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13837 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13840 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13841 (merge_and_complain): Same.
13843 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13846 * config/initfini-array.h: Guard content of the header
13847 with #ifdef HAVE_INITFINI_ARRAY.
13848 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13849 Add initfini-array.h to tm_file here.
13850 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13851 * config.gcc: Don't add initfini-array.h to tm_file here.
13852 * configure: Regenerated.
13854 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13856 PR rtl-optimization/51505
13857 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13858 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13859 (df_note_bb_compute): Update the call to df_kill_notes.
13861 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13863 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13865 2012-01-18 Richard Guenther <rguenther@suse.de>
13867 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13868 of conversions to void *.
13870 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13871 Richard Sandiford <rdsandiford@googlemail.com>
13873 PR middle-end/50325
13874 PR middle-end/51192
13875 * optabs.h (simplify_expand_binop): Declare.
13876 * optabs.c (simplify_expand_binop): Make global.
13877 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13878 endian targets if the source cannot be exactly covered by word
13881 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13884 * hard-reg-set.h (struct hard_reg_set_container): New type.
13885 * target.h (struct hard_reg_set_container): Forward declare.
13886 * target.def (set_up_by_prologue): New target hook.
13887 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13888 * doc/tm.texi: Regenerated.
13889 * function.c (thread_prologue_and_epilogue_insns): Change
13890 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13891 Call targetm.set_up_by_prologue on it.
13892 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13893 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13895 2012-01-17 Nick Clifton <nickc@redhat.com>
13897 * config/rx/rx.c (rx_can_use_simple_return): New function.
13898 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13899 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13901 2012-01-17 Richard Guenther <rguenther@suse.de>
13903 PR middle-end/51782
13904 * expr.c (expand_assignment): Take address-space information
13905 from the address operand of MEM_REF and TARGET_MEM_REF.
13906 (expand_expr_real_1): Likewise.
13908 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13910 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13911 reload dump is requested.
13913 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13916 * trans-mem.c (requires_barrier): Call may_be_aliased.
13918 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13920 PR tree-optimization/51877
13921 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13922 call arguments and fndecls compare equal, instead return false if they
13923 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13924 both SSA_NAMEs that are valueized the same, or they satisfy
13927 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13929 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13931 * configure: Regenerate.
13933 2012-01-16 Jan Hubicka <jh@suse.cz>
13937 * convert.c (convert_to_integer): Use fold_convert for
13938 converting an INTEGER_CST to integer type.
13940 2012-01-16 Jason Merrill <jason@redhat.com>
13943 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13945 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13948 * config/s390/s390.c (s390_chunkify_start): Don't skip
13949 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13950 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13951 If insn is followed by NOTE_INSN_VAR_LOCATION or
13952 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13953 Don't use location of note insns.
13955 PR tree-optimization/51865
13956 * tree-inline.c (tree_function_versioning): Call remap_decl
13957 on DECL_RESULT whenever it has VOID_TYPE_P type.
13959 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13961 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13962 for calls to locally-binding MIPS16 functions if only the return
13963 type uses float regs.
13965 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13966 Richard Sandiford <rdsandiford@googlemail.com>
13968 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13969 (SYMBOL_32_HIGH): Likewise.
13970 (mips_output_tls_reloc_directive): Declare.
13971 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13972 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13973 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13974 (mips_lo_relocs, mips_hi_relocs): Make extern.
13975 (mips16_stub_function): Move up file.
13976 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13977 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13978 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13979 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13980 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13981 (mips_get_tp): Add MIPS16 support.
13982 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13983 Generalize DTPREL and TPREL handling.
13984 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13985 Add MIPS16 TLS support.
13986 (mips_output_tls_reloc_directive): New function.
13987 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13988 * config/mips/predicates.md (symbolic_operand_with_high)
13989 (tls_reloc_operand): New predicates.
13990 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13991 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13992 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13993 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13994 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13995 (*tls_get_tp_mips16_call_<mode>): Likewise.
13997 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13999 PR rtl-optimization/51821
14000 * recog.c (peep2_find_free_register): Determine clobbered registers
14003 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14006 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14007 * config/avr/avr.c: Likewise.
14008 * config/avr/avr.h: Likewise.
14010 2012-01-13 Ian Lance Taylor <iant@google.com>
14013 * tree.h (TYPE_QUALS): Add cast to int.
14014 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14016 2012-01-13 Ian Lance Taylor <iant@google.com>
14018 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14019 comparing param_index to VEC_length result.
14021 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14023 * c-decl.c: Do not include tree-mudflap.h
14024 * tree-optimize.c: Likewise.
14025 * Makefile.in: Update dependencies.
14027 2012-01-13 Richard Guenther <rguenther@suse.de>
14030 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14031 variable-sized result always use RSO.
14033 2012-01-12 DJ Delorie <dj@redhat.com>
14035 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14036 pointer type, not just the default pointer type.
14038 2012-01-09 Richard Henderson <rth@redhat.com>
14039 Denis Chertykov <chertykov@gmail.com>
14042 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14043 * config/avr/avr.c (avr_can_eliminate): Simplify.
14044 (avr_initial_elimination_offset): Likewise.
14045 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14046 (expand_epilogue): Likewise.
14047 (avr_legitimize_address): Gut.
14048 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14049 (avr_hard_regno_nregs): New.
14050 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14051 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14052 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14053 add soft frame pointer.
14054 (CALL_USED_REGISTERS): Likewise.
14055 (REG_CLASS_CONTENTS): Likewise.
14056 (REGISTER_NAMES): Likewise.
14057 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14058 (HARD_FRAME_POINTER_REGNUM): New.
14059 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14060 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14061 remove the HARD_FRAME_POINTER self-elimination.
14063 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14066 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14067 DECL_EXTERNAL when checking for initializers of progmem variables.
14069 2012-01-12 Ira Rosen <irar@il.ibm.com>
14071 PR tree-optimization/51799
14072 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14073 that the last operation is a type demotion.
14075 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14077 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14078 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14080 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14083 * combine.c (distribute_notes): If i3 is a noreturn call,
14084 allow old_size to be equal to args_size and make sure the
14085 noreturn call gets REG_ARGS_SIZE note.
14086 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14087 on noreturn calls even when the delta is 0.
14089 2012-01-11 Nathan Sidwell <nathan@acm.org>
14091 * gcov.c (STRING_SIZE): Remove.
14092 (generate_results): Erase annotations for source files with no
14093 coverage information.
14095 (output_lines): Use it.
14097 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14099 * gimple.h (gimplify_body): Remove first argument.
14100 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14101 pointer set here, instead just pass DATA to walk_tree.
14102 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14103 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14104 (unvisit_body): Likewise, but with unmark_visited.
14105 (gimplify_body): Remove BODY_P argument and adjust.
14106 (gimplify_function_tree): Adjust call to gimplify_body.
14107 * omp-low.c (finalize_task_copyfn): Likewise.
14109 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14111 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14112 (build_function_type_skip_args): Delete.
14113 * tree.c (build_function_type_skip_args): Make static and add
14114 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14115 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14116 pass it to build_function_type_skip_args.
14117 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14118 (tree_function_versioning): Likewise.
14119 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14120 build_function_decl_skip_args.
14121 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14122 and pass it to build_function_decl_skip_args/tree_function_versioning.
14123 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14124 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14125 * trans-mem.c (ipa_tm_create_version): Likewise.
14126 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14127 * tree-inline.c (declare_return_variable): Remove always-true test.
14128 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14129 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14130 * ipa-split.c (split_function): Skip the return value for the split
14131 part if it doesn't return.
14133 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14135 PR tree-optimization/49642
14136 * ipa-split.c (forbidden_dominators): New variable.
14137 (check_forbidden_calls): New function.
14138 (dominated_by_forbidden): Likewise.
14139 (consider_split): Check for forbidden dominators.
14140 (execute_split_functions): Initialize and free forbidden
14141 dominators info; call check_forbidden_calls.
14143 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14145 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14147 2012-01-11 Nick Clifton <nickc@redhat.com>
14149 * config/rx/rx.md (return): Define pattern.
14151 2012-01-11 Richard Guenther <rguenther@suse.de>
14153 * doc/extend.texi (malloc attribute): Adjust according to
14156 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14157 Patrick Marlier <patrick.marlier@gmail.com>
14159 PR middle-end/51516
14160 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14161 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14162 (ipa_tm_note_irrevocable): Same.
14163 (ipa_tm_scan_irr_block): Same.
14164 (ipa_tm_decrement_clone_counts): Same.
14165 (ipa_tm_scan_irr_function): Same.
14166 (ipa_tm_create_version_alias): Same.
14167 (ipa_tm_create_version): Same.
14168 (ipa_tm_transform_calls_redirect): Same.
14169 (ipa_tm_transform_calls): Same.
14170 (ipa_tm_transform_transaction): Same.
14171 (ipa_tm_execute): Same.
14173 2012-01-10 Richard Guenther <rguenther@suse.de>
14175 PR middle-end/51806
14176 * opts.c (common_handle_option): Handle -Werror.
14178 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14180 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14183 2012-01-10 Jason Merrill <jason@redhat.com>
14185 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14188 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14190 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14191 supports R_386_TLS_GD_PLT reloc.
14192 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14193 supports R_386_TLS_LDM_PLT reloc.
14194 * configure: Regenerate.
14195 * config.in: Regenerate.
14197 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14200 Extend __pgmx semantics to linearize memory.
14201 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14202 determine if code comes inline or from libgcc.
14203 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14204 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14205 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14206 (movmemx_qi, movmemx_hi): New insns.
14207 (xload_<mode>_libgcc): Rewrite to new insn condition.
14208 (xload_<mode>): Remove insns.
14209 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14210 cases that don't satisfy avr_xload_libgcc_p().
14211 (avr_addr_space_convert): Allow converting in any direction.
14212 (avr_addr_space_subset_p): Return always true.
14213 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14214 (avr_emit_movmemhi): Ditto.
14215 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14216 (avr_out_movmem): Ditto.
14217 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14218 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14219 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14220 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14221 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14223 2012-01-10 Richard Guenther <rguenther@suse.de>
14225 PR tree-optimization/50913
14226 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14227 Require data-refs to be representable by Graphite with respect
14230 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14232 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14233 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14235 2012-01-10 Tom de Vries <tom@codesourcery.com>
14237 PR rtl-optimization/51271
14238 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14239 handling annulled branch.
14241 2012-01-10 Richard Henderson <rth@redhat.com>
14243 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14244 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14245 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14246 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14247 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14248 arm_expand_vec_perm_const): New.
14249 * config/arm/arm-protos.h: Update.
14250 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14251 (*neon_vswp<VDQX>): New.
14252 (neon_vcombine<VDX>): Use neon_split_vcombine.
14253 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14254 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14255 (vec_perm<VE>): New.
14257 2012-01-10 Richard Henderson <rth@redhat.com>
14259 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14260 use it if reload_completed.
14261 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14262 arm_output_asm_insn, arm_process_output_memory_barrier,
14263 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14264 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14265 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14266 arm_process_output_sync_insn, arm_output_sync_insn,
14267 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14268 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14269 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14270 (emit_unlikely_jump): New.
14271 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14272 (arm_split_atomic_op): New.
14273 * config/arm/arm-protos.h: Update.
14274 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14275 (struct arm_sync_generator): Remove.
14276 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14277 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14278 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14279 (VUNSPEC_LL, VUNSPEC_SC): New.
14280 (sync_result, sync_memory, sync_required_value, sync_new_value,
14281 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14282 (attr length): Don't use arm_sync_loop_insns.
14283 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14284 (movsfcc, movdfcc): Likewise.
14285 * config/arm/constraints.md (Ua): New.
14286 * config/arm/prediates.md (mem_noofs_operand): New.
14287 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14288 (sync_clobber, sync_t2_reqd): Remove.
14289 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14290 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14291 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14292 (arm_sync_compare_and_swap<SIDI>): Remove.
14293 (arm_sync_compare_and_swap<NARROW>): Remove.
14294 (arm_sync_lock_test_and_set<SIDI>): Remove.
14295 (arm_sync_lock_test_and_set<NARROW>): Remove.
14296 (arm_sync_new_<syncop><SIDI>): Remove.
14297 (arm_sync_new_<syncop><NARROW>): Remove.
14298 (arm_sync_new_nand<SIDI>): Remove.
14299 (arm_sync_new_nand<NARROW>): Remove.
14300 (arm_sync_old_<syncop><SIDI>): Remove.
14301 (arm_sync_old_<syncop><NARROW>): Remove.
14302 (arm_sync_old_nand<SIDI>): Remove.
14303 (arm_sync_old_nand<NARROW>): Remove.
14304 (*memory_barrier): Merge arm_output_memory_barrier.
14305 (atomic_compare_and_swap<QHSD>): New.
14306 (atomic_compare_and_swap<NARROW>_1): New.
14307 (atomic_compare_and_swap<SIDI>_1): New.
14308 (atomic_exchange<QHSD>): New.
14309 (cas_cmp_operand, cas_cmp_str): New.
14310 (atomic_op_operand, atomic_op_str): New.
14311 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14312 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14313 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14314 (arm_load_exclusive<NARROW>): New.
14315 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14316 (arm_store_exclusive<QHSD>): New.
14318 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14320 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14321 reload patterns if -mvsx-scalar-memory.
14323 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14324 generated, even -mno-vsx-scalar-double was used.
14325 (vsx_xscvdpsp_scalar): Likewise.
14326 (vsx_xscvspdp_scalar2): Likewise.
14328 2012-01-09 Tom de Vries <tom@codesourcery.com>
14329 Andrew Pinski <apinski@cavium.com>
14332 * reorg.c (fill_slots_from_thread): Don't speculate
14333 frame-related insns.
14335 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14337 * sched-int.h (bb_note): Move to...
14338 * basic-block.h: ...here.
14339 * haifa-sched.c (bb_note): Move to...
14340 * cfgrtl.c: ...here.
14341 * function.c (next_block_for_reg): New function.
14342 (move_insn_for_shrink_wrap): Likewise.
14343 (prepare_shrink_wrap): Rewrite to use the above.
14345 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14347 * gimple.c (is_gimple_non_addressable): Remove.
14348 * gimple.h: Remove is_gimple_non_addressable.
14349 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14350 is_gimple_non_addressable.
14351 * trans-mem.c (expand_assign_tm): Same.
14353 2012-01-09 Richard Guenther <rguenther@suse.de>
14355 PR tree-optimization/51775
14356 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14357 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14359 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14361 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14363 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14365 2012-01-09 Richard Guenther <rguenther@suse.de>
14367 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14369 2012-01-08 Jan Hubicka <jh@suse.cz>
14371 PR tree-optimize/51680
14372 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14373 on when known_vals needs to be computed; cleanup.
14375 2012-01-08 Jan Hubicka <jh@suse.cz>
14377 PR tree-optimize/51694
14378 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14380 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14382 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14383 for -std=c++98 and -std=c++11 too.
14385 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14387 * cfgloop.c (cancel_loop): Add free() of bbs array.
14389 2012-01-07 Jan Hubicka <jh@suse.cz>
14391 PR tree-optimization/51600
14392 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14393 that benefits small functions.
14395 2012-01-07 Jan Hubicka <jh@suse.cz>
14397 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14399 2012-01-07 Jan Hubicka <jh@suse.cz>
14401 PR tree-optimization/51680
14402 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14403 whose inlining reduce unit size.
14405 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14408 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14409 Add canonical node to containing_mem chain after the non-canonical
14410 one, even if there weren't any locs to propagate.
14411 (remove_useless_values): Keep only canonical values.
14412 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14413 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14414 canonicalize mem_chain elements that are not discarded.
14416 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14419 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14420 before emitting functions.
14422 PR gcov-profile/50127
14423 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14424 clear_aux_for_blocks.
14426 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14429 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14431 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14433 * c-decl.c (ext_block): Moved up.
14434 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14436 2012-01-06 Han Shen <shenhan@google.com>
14438 Translate built-in include paths for sysroot.
14439 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14440 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14442 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14443 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14445 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14446 control whether sysroot should be prepended to gxx include dir.
14448 * configure: Regenerate.
14450 2012-01-06 Torvald Riegel <triegel@redhat.com>
14452 PR rtl-optimization/51771
14453 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14454 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14456 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14458 PR tree-optimization/51315
14459 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14460 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14462 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14465 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14466 for shrp pattern. Correctly handle and fixup shift variable.
14467 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14469 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14472 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14473 note when !ACCUMULATE_OUTGOING_ARGS.
14475 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14477 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14479 (extract_range_from_unary_expr_1): Avoid useless computations.
14481 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14483 PR rtl-optimization/51767
14484 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14485 of jump_block and add an extra edge for degenerated asm gotos.
14487 PR middle-end/51768
14488 * stmt.c (check_unique_operand_names): Don't ICE during error
14489 reporting if i is from labels chain.
14491 PR middle-end/44777
14492 * profile.c (branch_prob): Split bbs that have exit edge
14493 and need a fake entry edge too.
14495 2012-01-05 Jan Hubicka <jh@suse.cz>
14497 PR middle-end/49710
14498 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14501 2012-01-05 Richard Guenther <rguenther@suse.de>
14504 * tree-streamer-out.c (write_ts_optimization): New function.
14505 (streamer_write_tree_body): Call it.
14506 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14507 (streamer_read_tree_body): Call it.
14508 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14510 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14512 PR middle-end/51761
14513 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14514 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14515 in_cleanup_point_expr before gimplify_stmt call and restore it
14517 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14518 in_cleanup_point_expr is false.
14520 2012-01-05 Richard Guenther <rguenther@suse.de>
14522 PR middle-end/51764
14523 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14525 * toplev.c (process_options): Reject combining mudflap and LTO.
14526 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14528 2012-01-05 Richard Guenther <rguenther@suse.de>
14530 PR tree-optimization/51760
14531 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14533 (bit_value_unop): Handle UNDEFINED operands.
14534 (bit_value_binop): Likewise.
14536 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14538 * config/avr/avr.c (avr_replace_prefix): Remove.
14539 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14540 (avr_asm_function_rodata_section): Ditto.
14541 (avr_asm_select_section): Ditto.
14543 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14545 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14548 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14551 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14552 calls that have any non-fake successor edges.
14555 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14557 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14559 PR tree-optimization/51624
14560 * tree-sra.c (build_ref_for_model): When replicating a chain of
14561 COMPONENT_REFs, stop as soon as the offset would become negative.
14563 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14566 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14567 in .debug_loc on the floor.
14569 2012-01-04 Andrew Pinski <apinski@cavium.com>
14571 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14573 2012-01-04 Andrew Pinski <apinski@cavium.com>
14574 Adam Nemet <anemet@caviumnetworks.com>
14576 * config/mips/mips.md (size): Add SI and DI.
14577 (SIZE): New mode attribute.
14578 (U): New code attribute.
14579 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14580 (mips_lbux_<mode>): Delete.
14581 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14582 (mips_lhx): Use gen_mips_lhx_extsi.
14583 (mips_lhx_<mode>): Delete.
14584 (mips_lwx): Delete.
14585 (mips_l<size>x): New expand.
14586 (mips_lwx_<mode>): Delete.
14587 (mips_l<GPR:size>x_<P:mode>): New pattern.
14588 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14589 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14590 * config/mips/mips.c (mips_lx_address_p): New function.
14591 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14592 (dsp64): New availability predicate.
14593 (mips_builtins): Add an entry for __builtin_mips_ldx.
14594 * config/mips/mips.h (ISA_HAS_LBX): New define.
14595 (ISA_HAS_LBUX): Likewise.
14596 (ISA_HAS_LHX): Likewise.
14597 (ISA_HAS_LHUX): Likewise.
14598 (ISA_HAS_LWX): Likewise.
14599 (ISA_HAS_LWUX): Likewise.
14600 (ISA_HAS_LDX): Likewise.
14601 * doc/extend.texi (__builtin_mips_ldx): Document.
14603 2012-01-04 Tristan Gingold <gingold@adacore.com>
14605 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14606 when long pointers are used.
14607 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14608 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14609 (ia64-hp-*vms*): Remove.
14610 * config/vms/xm-vms64.h: Delete.
14612 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14614 PR middle-end/51472
14615 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14617 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14619 * opts.c (finish_options): Remove duplicate sorry.
14621 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14623 PR middle-end/51696
14624 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14627 2012-01-04 Richard Guenther <rguenther@suse.de>
14629 PR middle-end/51750
14630 * tree.c (size_low_cst): New function.
14631 * tree.h (size_low_cst): Declare.
14632 * fold-const.c (fold_comparison): Use it to extract the low
14633 part of the POINTER_PLUS_EXPR offset.
14635 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14637 Fix clearing ZERO_REG
14638 * config/avr/avr.md (cc): Add alternative "ldi".
14639 (movqi_insn): Use it in cc attribute.
14640 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14641 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14642 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14644 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14646 * configure: Regenerate.
14648 2012-01-04 Richard Guenther <rguenther@suse.de>
14650 PR tree-optimization/49651
14651 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14652 (var_can_have_subvars): Use it.
14653 (get_constraint_for_1): Only consider subfields if there can be any.
14655 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14658 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14659 to its new canonical_cselib_val and the cselib_val was in
14660 first_containing_mem chain, but the canonical_cselib_val was not,
14661 add the latter into the chain.
14662 (cselib_invalidate_mem): Compare canonical_cselib_val of
14663 addr_list chain elt with v.
14666 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14667 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14669 (output_macinfo_op): Don't ggc_strdup fd->filename.
14670 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14671 then ggc_strdup it. Don't free inc->info or cur->info.
14672 (output_macinfo): Don't free ref->info or file->info.
14674 2012-01-03 Ira Rosen <irar@il.ibm.com>
14676 PR tree-optimization/51269
14677 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14678 first_niters a pointer.
14679 (slpeel_tree_peel_loop_to_edge): Likewise.
14680 (vect_do_peeling_for_loop_bound): Update call to
14681 slpeel_tree_peel_loop_to_edge.
14682 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14683 here. Remove it from the parameters list.
14684 (vect_do_peeling_for_alignment): Update calls and compute
14685 wide_prolog_niters.
14687 2012-01-03 Richard Guenther <rguenther@suse.de>
14689 PR tree-optimization/51070
14690 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14691 Properly handle calls.
14693 2012-01-03 Richard Guenther <rguenther@suse.de>
14695 PR tree-optimization/51692
14696 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14697 the LHS of allocation stmts.
14699 2012-01-03 Olivier Hainque <hainque@adacore.com>
14701 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14703 2012-01-03 Olivier Hainque <hainque@adacore.com>
14705 * collect2.c (main): In AIX specific computations for vector
14706 insertions, use CONST_CAST2 to cast from char ** to const char **.
14708 2012-01-03 Richard Guenther <rguenther@suse.de>
14711 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14712 the context of a limbo DIE when it does not already exist.
14714 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14716 PR tree-optimization/51719
14717 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14718 but direct call is, clear direct call's lhs and don't add fallthrough
14719 edge from dcall_bb to join_bb and PHIs.
14721 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14723 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14724 the instructions emitted by the pattern.
14725 ("*TDC_insn_<mode>"): Add comment.
14727 2012-01-03 Richard Guenther <rguenther@suse.de>
14729 PR middle-end/51730
14730 * fold-const.c (fold_comparison): Properly canonicalize
14731 tree offset and HOST_WIDE_INT bit position.
14733 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14735 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14736 operands for extzv pattern.
14738 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14741 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14744 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14746 * doc/invoke.texi (-flto and related options): Copy-edit.
14748 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14750 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14752 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14754 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14757 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14759 * expr.h (move_by_pieces_ninsns): Declare.
14760 * expr.c (move_by_pieces_ninsns): Make external.
14761 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14762 (mips_store_by_pieces_p): Likewise.
14763 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14764 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14765 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14766 (mips_store_by_pieces_p): Likewise.
14768 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14770 * passes.c (register_one_dump_file): Free full_name.
14772 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14773 (calculate_elim_costs_all_insns): Free offsets_at and
14774 offsets_known_at at the end and clear the pointers.
14776 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14778 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14779 this option introduced in r180739.
14781 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14784 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14785 (tmake_file target=avr): Add avr/t-multilib.
14787 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14788 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14789 * config/avr/genmultilib.awk: New file.
14790 * config/avr/t-multilib: New auto-generated file.
14791 * config/avr/multilib.h: New auto-generated file.
14792 * config/avr/t-avr (AVR_MCUS): New variable.
14793 (genopt.sh): Use it.
14794 (s-mlib): Depend on t-multilib.
14795 (t-multilib, multilib.h): New dependencies.
14796 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14797 (MULTILIB_OPTIONS): Remove.
14798 (MULTILIB_MATCHES): Remove.
14799 (MULTILIB_DIRNAMES): Remove.
14800 (MULTILIB_EXCEPTIONS): Remove:
14801 * config/avr/genopt.sh: Don't use hard coded file name;
14802 pass AVR_MCUS from t-avr instead.
14804 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14806 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14808 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14810 Implement light-weight DImode support.
14811 * config/avr/avr-dimode.md: New file.
14812 * config/avr/avr.md: Include it.
14813 (adjust_len): Add plus64, compare64.
14814 (HIDI): Remove code iterator.
14815 (code_stdname): New code attribute.
14816 (rotx, rotsmode): Remove DI.
14817 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14819 * config/avr/avr-protos.h (avr_have_dimode): New.
14820 (avr_out_plus64, avr_out_compare64): New.
14821 * config/avr/avr.c (avr_out_compare): Handle DImode.
14822 (avr_have_dimode): New variable definition and initialization.
14823 (avr_out_compare64, avr_out_plus64): New functions.
14824 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14825 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14826 (avr_compare_pattern): Skip DImode comparisons.
14828 2012-01-02 Revital Eres <revital.eres@linaro.org>
14830 * ddg.c (def_has_ccmode_p): New function.
14831 (add_cross_iteration_register_deps,
14832 create_ddg_dep_from_intra_loop_link): Call it.
14834 2012-01-02 Richard Guenther <rguenther@suse.de>
14837 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14839 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14841 * gcc.c (process_command): Update copyright notice dates.
14842 * gcov.c (print_version): Likewise.
14843 * gcov-dump.c (print_version): Likewise.
14844 * mips-tfile.c (main): Likewise.
14845 * mips-tdump.c (main): Likewise.
14847 2012-01-01 Ira Rosen <irar@il.ibm.com>
14849 PR tree-optimization/51704
14850 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14851 a use is inside the basic block or loop before accessing its vect info.
14853 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14855 PR rtl-optimization/51069
14856 * cfgloopmanip.c (remove_path): Removing path making irreducible
14857 region unconditional makes BB part of the region.
14859 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14861 PR tree-optimization/51683
14862 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14863 calls with side-effects.
14864 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14866 Copyright (C) 2012 Free Software Foundation, Inc.
14868 Copying and distribution of this file, with or without modification,
14869 are permitted in any medium without royalty provided the copyright
14870 notice and this notice are preserved.