1 2012-06-26 Matt Turner <mattst88@gmail.com>
3 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
5 (__builtin_arm_tinsrh): Likewise.
6 (__builtin_arm_tinsrw): Likewise.
7 (__builtin_arm_wsadb): Add missing v2si parameter.
8 (__builtin_arm_wsadh): Likewise.
9 (__builtin_arm_getwcx): Delete.
10 (__builtin_arm_setwcx): Delete.
11 (__builtin_arm_getwcgr0): Add.
12 (__builtin_arm_getwcgr1): Add.
13 (__builtin_arm_getwcgr2): Add.
14 (__builtin_arm_getwcgr3): Add.
15 (__builtin_arm_setwcgr0): Add.
16 (__builtin_arm_setwcgr1): Add.
17 (__builtin_arm_setwcgr2): Add.
18 (__builtin_arm_setwcgr3): Add.
20 2012-06-26 Richard Guenther <rguenther@suse.de>
23 2012-06-21 Richard Guenther <rguenther@suse.de>
25 * tree-inline.c (estimate_num_insns): Estimate call cost for
28 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
31 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
32 * doc/tm.texi: Regenerate.
34 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
37 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
38 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
39 * doc/tm.texi.in: Remove documentation for unused target macros
40 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
41 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
42 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
43 TARGET_NARROW_VOLATILE_BITFIELDS.
44 Document that MD_HANDLE_UNWABI is a macro in libgcc.
45 * doc/tm.texi: Regenerate.
46 * system.h: Poison target macros
47 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
48 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
49 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
50 TARGET_NARROW_VOLATILE_BITFIELDS
52 2012-06-26 Jan Hubicka <jh@suse.cz>
55 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
58 2012-06-26 Dehao Chen <dehao@google.com>
60 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
61 source location is consistant with the call stmt.
63 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
65 PR tree-optimization/53729
66 PR tree-optimization/53636
67 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
68 vect_verify_datarefs_alignment until after statements have
69 been marked as relevant/irrelevant.
70 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
71 Skip irrelevant statements.
72 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
73 instead of STMT_VINFO_RELEVANT.
74 (vect_get_data_access_cost): Do not check for supportable
75 alignment before calling vect_get_load_cost/vect_get_store_cost.
76 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
77 handling unsupported alignment.
78 (vect_get_load_cost): Likewise.
80 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
82 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
83 Do not define JMP_BUF_SIZE.
85 2012-06-26 Jakub Jelinek <jakub@redhat.com>
87 PR tree-optimization/53748
88 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
89 if arg0/arg1 have integral or pointer types.
91 2012-06-25 Richard Henderson <rth@redhat.com>
93 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
94 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
95 (sdot_prodv4si): New; handle only XOP.
97 2012-06-25 Richard Henderson <rth@redhat.com>
99 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
100 (V2UDI_FUNC_V4USI_V4USI): New.
101 (V4UDI_FUNC_V8USI_V8USI): New.
102 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
103 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
104 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
105 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
106 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
107 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
108 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
109 (bdesc_args): Add them.
110 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
111 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
112 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
113 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
114 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
116 2012-06-25 Richard Henderson <rth@redhat.com>
118 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
120 2012-06-25 Richard Henderson <rth@redhat.com>
122 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
124 (ix86_expand_vec_interleave): New.
125 (ix86_expand_mul_widen_evenodd): New.
126 (ix86_expand_mul_widen_hilo): New.
127 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
128 * config/i386/i386.md (u_bool) New code attr.
129 * config/i386/predicates.md
130 (nonimmediate_or_const_vector_operand): Remove.
131 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
133 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
134 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
135 (vec_widen<s>mult_hi_v8si): Remove.
136 (vec_widen<s>mult_lo_v8si): Remove.
137 (vec_widen_smult_hi_v4si): Remove.
138 (vec_widen_smult_lo_v4si): Remove.
139 (vec_widen_umult_hi_v4si): Remove.
140 (vec_widen_umult_lo_v4si): Remove.
141 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
142 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
143 * config/i386/i386-protos.h: Update.
145 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
147 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
148 (neon_vld1_dup): Restrict to VQ operands.
149 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
151 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
152 James Greenhalgh <james.greenhalgh@arm.com>
154 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
155 (TARGET_FMA): New macro.
156 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
157 (TARGET_ARM_ARCH): Likewise.
158 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
159 (TARGET_V6M, TARGET_V7M): Likewise.
160 (TARGET_ARM_ARCH_PROFILE): Likewise.
161 (TARGET_ARM_FEATURE_LDREX): Likewise.
162 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
163 (ARM_MIN_ENUM_SIZE): Likewise.
164 * config/arm/arm.c (arm_file_start): Refactor appropriately.
165 (base_architecture): New enumeration.
166 (arm_base_arch): New global variable.
167 (processors): Add field base_arch.
168 (ARM_ARCH, ARM_CORE): Adjust accordingly.
169 (arm_option_override): Add initialization of arm_base_arch.
170 * doc/cpp.texi (system-specific predefined macros.): Change.
172 2012-06-25 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
176 of x x x in the vmovlps load alternative.
178 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
181 * df.h (dead_debug_add): Remove third argument.
182 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
183 REG that we want to replace instead.
184 (dead_debug_insert_temp): Use the REGNO of the reg that we want
185 to replace instead of DF_REF_REGNO. Require there to always be
186 at least one such use. Check for cases where the same location
187 has more than df_ref associated with it.
188 (df_note_bb_compute): Remove third dead_debug_add argument.
189 * dce.c (word_dce_process_block): Likewise.
191 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
193 * config/v850/v850.c: Remove redundant extern declarations for
194 last_assemble_variable_decl and size_directive_output.
196 * doc/tm.texi.in: Document JMP_BUF_SIZE.
197 * doc/tm.texi: Regenerate.
198 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
199 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
200 * config/stormy16/stormy16.h: Likewise.
202 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
204 * doc/sourcebuild.texi: Add missing subdirectories.
206 2012-06-25 Tristan Gingold <gingold@adacore.com>
208 * config/i386/i386.h: Fix typo.
210 2012-06-25 Tristan Gingold <gingold@adacore.com>
212 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
213 (seh_cfa_adjust_cfa): ... that function.
214 (seh_emit_stackalloc): Do not emit out of range values.
215 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
216 UNSPEC_DEF_CFA constants.
217 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
218 * config/i386/i386.c (ix86_frame_pointer_required): Required
219 for very large frames on SEH target.
220 (ix86_compute_frame_layout): Save area is before frame pointer
221 on SEH target. Handle very large frames.
222 (ix86_expand_prologue): Likewise.
224 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
226 * output.h: (current_function_is_leaf,
227 current_function_sp_is_unchanging,
228 current_function_uses_only_leaf_regs): Remove.
229 * function.c (current_function_is_leaf,
230 current_function_sp_is_unchanging,
231 current_function_uses_only_leaf_regs): Remove.
232 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
233 instead of current_function_uses_only_leaf_regs.
234 * function.h (struct rtl_data): New fields sp_is_unchanging,
235 is_leaf, uses_only_leaf_regs.
236 * resource.c (init_resource_info): Replace current_function_is_leaf,
237 current_function_sp_is_unchanging, and
238 current_function_uses_only_leaf_regs with new crtl fields.
239 * sdbout.c (sdbout_symbol): Likewise.
240 * df-core.c (rest_of_handle_df_initialize): Likewise.
241 * ira.c (ira): Likewise.
242 * final.c (final_start_function): Likewise.
243 * reorg.c (fill_simple_delay_slots): Likewise.
244 * regrename.c (check_new_reg_p): Likewise.
245 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
246 (notice_stack_pointer_modification): Likewise.
247 * dbxout.c (dbxout_symbol): Likewise.
248 (dbxout_parms): Likewise.
249 * sel-sched.c (init_regs_for_mode): Likewise.
250 * dwarf2out.c (dbx_reg_number): Likewise.
251 (multiple_reg_loc_descriptor): Likewise.
252 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
254 (ix86_select_alt_pic_regnum): Likewise.
255 (ix86_compute_frame_layout): Likewise.
256 (ix86_finalize_stack_realign_flags): Likewise.
257 (ix86_expand_epilogue): Likewise.
258 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
259 * config/h8300/h8300.c (byte_reg): Likewise.
260 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
261 (c6x_save_reg): Likewise.
262 (c6x_compute_frame_layout): Likewise.
263 * config/pa/pa.c (pa_compute_frame_size): Likewise.
264 (pa_output_function_prologue): Likewise.
265 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
266 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
267 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
268 (sparc_expand_prologue): Likewise.
269 (sparc_flat_expand_prologue): Likewise.
270 (sparc_asm_function_prologue): Likewise.
271 (sparc_output_mi_thunk): Likewise.
272 (sparc_frame_pointer_required): Likewise.
273 * config/epiphany/epiphany.c (epiphany_compute_function_type):
275 (epiphany_compute_frame_size): Likewise.
276 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
277 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
278 (cris_frame_pointer_required): Likewise.
279 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
280 (tilepro_current_function_is_leaf): Likewise.
281 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
282 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
283 * config/ia64/ia64.c (find_gr_spill): Likewise.
284 (ia64_compute_frame_size): Likewise.
285 (ia64_can_eliminate): Likewise.
286 (ia64_initial_elimination_offset): Likewise.
287 * config/m68k/m68k.c (m68k_save_reg): Likewise.
288 (m68k_expand_epilogue): Likewise.
289 * config/rx/rx.c (rx_get_stack_layout): Likewise.
290 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
291 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
293 (picochip_output_frame_debug): Likewise.
294 * config/sh/sh.c (sh_media_register_for_return): Likewise.
295 (sh_allocate_initial_value): Likewise.
296 (sh_output_mi_thunk): Likewise.
297 * config/microblaze/microblaze.c (microblaze_must_save_register):
299 (compute_frame_size): Likewise.
300 (microblaze_initial_elimination_offset): Likewise.
301 (microblaze_expand_prologue): Likewise.
302 (microblaze_expand_epilogue): Likewise.
303 * config/frv/frv.c (frv_expand_epilogue): Likewise.
304 (frv_frame_pointer_required): Likewise.
305 * config/spu/spu.c (get_pic_reg): Likewise.
306 (direct_return): Likewise.
307 (spu_expand_prologue): Likewise.
308 (spu_expand_epilogue): Likewise.
309 (spu_initial_elimination_offset): Likewise.
310 * config/mips/mips.c (mips_global_pointer): Likewise.
311 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
312 (mips_compute_frame_info): Likewise.
313 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
314 (mep_reload_pointer): Likewise.
315 * config/rl78/rl78.c (need_to_save): Likewise.
316 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
317 * config/score/score.c (score_compute_frame_size): Likewise.
318 (score_function_prologue): Likewise.
319 * config/bfin/bfin.c (must_save_p): Likewise.
320 (expand_prologue_reg_save): Likewise.
321 (expand_epilogue_reg_restore): Likewise.
322 (bfin_frame_pointer_required): Likewise.
323 (n_regs_saved_by_prologue): Likewise.
324 (add_to_reg): Likewise.
325 (expand_interrupt_handler_prologue): Likewise.
326 (expand_interrupt_handler_epilogue): Likewise.
327 (bfin_expand_prologue): Likewise.
328 * config/avr/avr.c (avr_regs_to_save): Likewise.
329 (avr_prologue_setup_frame): Likewise.
330 (expand_epilogue): Likewise.
331 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
332 (s390_register_info): Likewise.
333 (s390_frame_info): Likewise.
334 (s390_init_frame_layout): Likewise.
335 (s390_emit_prologue): Likewise.
338 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
340 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
341 * vmsdbgout: Do not undefine it if defined.
342 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
343 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
344 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
346 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/mips/mips.c (mips_process_sync_loop): Add missing
351 2012-06-23 Richard Henderson <rth@redhat.com>
354 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
355 V*QImode shifts and multiply.
356 (ix86_expand_vecop_qihi): Support shifts.
357 * config/i386/i386.md (any_shift): New code iterator.
358 * config/i386/sse.md (ashlv16qi3): Merge ...
359 (<any_shiftrt>v16qi3): ... into ...
360 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
361 to support SSE and AVX.
363 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
364 parameter into src and dest.
365 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
366 (vec_unpacks_hi_<V124_AVX2>): Likewise.
367 (vec_unpacku_lo_<V124_AVX2>): Likewise.
368 (vec_unpacks_lo_<V124_AVX2>): Likewise.
369 * config/i386/i386-protos.h: Update.
371 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
372 pure expander; move expansion code ...
373 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
374 * config/i386/i386-protos.h: Update.
376 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
378 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
379 (popcntb<mode>2): Add attribute type popcnt.
380 (popcntd<mode>2): Ditto.
381 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
382 * config/rs6000/power5.md (define_insn_reservation): Ditto.
383 * config/rs6000/power7.md (define_insn_reservation): Ditto.
384 * config/rs6000/476.md (define_insn_reservation): Ditto.
385 * config/rs6000/power6.md (define_insn_reservation): New
386 reservation for popcnt instructions.
388 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
390 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
392 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
395 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
397 * config/i386/i386.c (ix86_option_override_internal): Allow
398 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
400 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
403 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
405 * double-int.c (double_int_multiple_of): New function.
406 * double-int.h (double_int_multiple_of): New decl.
407 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
408 (mbc_entry_hash): New forward decl.
409 (mbc_entry_eq): Likewise.
410 (zero_cost): Change to no_cost.
411 (mult_costs): New static var.
412 (cost_tables_exist): Likewise.
413 (initialize_costs): New function.
414 (finalize_costs): Likewise.
415 (tree_ssa_iv_optimize_init): Call initialize_costs.
416 (add_cost): Change to add_regs_cost; distinguish costs by speed.
417 (multiply_regs_cost): New function.
418 (add_const_cost): Likewise.
419 (extend_or_trunc_reg_cost): Likewise.
420 (negate_reg_cost): Likewise.
421 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
423 (get_address_cost): Change add_cost to add_regs_cost; change
424 multiply_by_cost to multiply_by_const_cost.
425 (force_expr_to_var_cost): Change zero_cost to no_cost; change
426 add_cost to add_regs_cost; change multiply_by_cost to
427 multiply_by_const_cost.
428 (split_cost): Change zero_cost to no_cost.
429 (ptr_difference_cost): Likewise.
430 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
431 to multiply_by_const_cost.
432 (get_computation_cost_at): Change add_cost to add_regs_cost; change
433 multiply_by_cost to multiply_by_const_cost.
434 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
435 (determine_iv_cost): Change add_cost to add_regs_cost.
436 (iv_ca_new): Change zero_cost to no_cost.
437 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
438 * tree-ssa-address.c (most_expensive_mult_to_index): Change
439 multiply_by_cost to multiply_by_const_cost.
440 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
441 (add_regs_cost): New decl.
442 (multiply_regs_cost): Likewise.
443 (add_const_cost): Likewise.
444 (extend_or_trunc_reg_cost): Likewise.
445 (negate_reg_cost): Likewise.
447 2012-06-22 Richard Guenther <rguenther@suse.de>
449 Merge from graphite branch
450 2011-08-10 Sebastian Pop <sebpop@gmail.com>
452 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
454 2012-01-13 Tobias Grosser <tobias@grosser.es>
456 * tree-flow.h (parallelized_function_p): Declare.
457 * tree-parloops.c (parallelized_function_p): Export.
458 * graphite.c (graphite_transform_loops): Do not run graphite on
459 already parallel functions.
461 2012-06-22 Alan Modra <amodra@gmail.com>
463 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
464 return mem. Convert to indirect addressing if not indirect or
465 indexed. Adjust all callers.
467 2012-06-22 Richard Guenther <rguenther@suse.de>
469 * gcov-iov.c: Include bconfig.h and system.h.
471 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
473 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
475 2012-06-22 Richard Guenther <rguenther@suse.de>
477 PR gcov-profile/53744
478 * gcov-iov.c (main): Treat "" and "prerelease" the same.
480 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
483 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
484 for GNU Fortran if in strict DWARF2 mode.
486 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
488 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
489 DECL_IGNORED_P non-reg vars even if they are used.
491 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
495 * var-tracking.c (vt_get_canonicalize_base): New.
496 (vt_canonicalize_addr, vt_stack_offset_p): New.
497 (vt_canon_true_dep): New.
498 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
499 (clobber_overlaping_mems): Use vt_canonicalize_addr.
501 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
505 * var-tracking.c (vt_initialize): Record initial offset between
506 arg pointer and stack pointer.
508 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
512 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
515 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
519 * alias.c (memrefs_conflict_p): Improve handling of AND for
522 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
524 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
526 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
529 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
531 2012-06-21 Meador Inge <meadori@codesourcery.com>
534 * c-decl.c (c_push_function_context): Restore the behavior to reuse
535 the language function allocated for -Wunused-local-typedefs.
536 (c_pop_function_context): If necessary, clear the language function
537 created in c_push_function_context. Always clear out the
538 x_cur_stmt_list field of the restored language function.
540 2012-06-21 Sterling Augustine <saugustine@google.com>
541 Cary Coutant <ccoutant@google.com>
543 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
544 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
545 (comdat_type_struct): New field 'skeleton_die'.
546 (breakout_comdat_types): Update it.
547 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
548 is_namespace_die. Fix minor style violation. Call want_pubnames.
549 (add_pubname_string): Call want_pubnames.
550 (add_pubtype): Rework logic for calculating type name. Call
551 is_namespace_die. Call want_pubnames.
552 (output_pubnames): Move conditional logic deciding when to produce the
553 section from dwarf2out_finish. Use new skeleton_die field.
554 (base_type_die): Call add_pubtype.
555 (gen_enumeration_type_die): Unconditionally call add_pubtype.
556 (gen_subprogram_die): Adjust calls to add_pubname.
557 (gen_namespace_die): Call add_pubname_string.
558 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
559 produce pubnames and pubtypes sections to output_pubnames.
560 * common.opt (-gpubnames): New option.
561 * doc/invoke.texi: Document it.
563 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
565 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
567 2012-06-21 Michael Matz <matz@suse.de>
570 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
573 2012-06-21 Richard Guenther <rguenther@suse.de>
575 * tree-inline.c (estimate_num_insns): Estimate call cost for
578 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
580 * tree.h (DECL_SOURCE_COLUMN): New accessor.
582 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/i386.md (SINCOS): New int iterator.
585 (sincos): New int attribute.
586 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
588 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
589 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
591 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (RDFSGSBASE): New int iterator.
595 (fsgs): New int attribute.
596 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
597 RDFSGSBASE int iterator.
598 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
599 WRFSGSBASE int iterator.
601 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
604 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
605 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
606 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
609 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
611 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
613 2012-06-20 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/30318
616 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
618 (range_int_cst_singleton_p): But explicitely here.
619 (zero_nonzero_bits_from_vr): And here.
620 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
621 to cover all cases we can perform arbitrary precision
622 arithmetic with double-ints.
623 (intersect_ranges): Handle adjacent anti-ranges.
625 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/i386.md (rounding_insn): New int attribute.
628 (<rounding_insn>xf2): Macroize insn from
629 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
630 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
632 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
635 (ieee_maxmin): New int attribute.
636 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
637 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
639 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
641 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
642 * config/arm/arm.c: Do not include c-pragma.h.
643 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
644 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
645 to arm_emit_eabi_attribute.
646 * arm-c.c: Do not include output.h.
647 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
648 call to arm_emit_eabi_attribute.
649 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
651 2012-06-20 Richard Guenther <rguenther@suse.de>
653 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
654 Allow adjusting alignment of user-aligned decls again.
656 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
658 * config/rl78/rl78-c.c: Remove unnecessary includes.
660 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
662 * config/cris/cris.c: Include cgraph.h.
663 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
665 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
667 * emit-rtl.c (need_atomic_barrier_p): New function.
668 * emit-rtl.h (need_atomic_barrier_p): Declare it.
669 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
670 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
671 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
672 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
673 (mips_process_sync_loop): Use generic version instead.
675 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
677 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
680 2012-06-19 Tom de Vries <vries@codesourcery.com>
681 Maxim Kuvyrkov <maxim@codesourcery.com>
683 * config/mips/constraints.md (ZR): New constraint.
684 * config/mips/predicates.md (mem_noofs_operand): New predicate.
685 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
686 * config/mips/mips.h (TARGET_XLP): Define.
687 (TARGET_SYNC_AFTER_SC): Update.
688 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
689 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
690 XLP-specific swap and ldadd patterns.
691 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
693 2012-06-19 Tom de Vries <vries@codesourcery.com>
694 Maxim Kuvyrkov <maxim@codesourcery.com>
696 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
697 (mips_emit_post_atomic_barrier_p): New static functions.
698 (mips_process_sync_loop): Use them. Emit sync memory barriers in
699 accordance with memory model semantics. Add return of CMP result for
701 * config/mips/mips.md: Update comment.
702 (sync_cmp): New attribute.
703 (sync_memmodel): New attribute replacing sync_release_barrier.
704 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
705 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
706 (sync_lock_test_and_set, test_and_set_12): Update.
707 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
708 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
710 2012-06-19 Joseph Myers <joseph@codesourcery.com>
712 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
713 mov_si<mode>_e500_subreg0.
714 (*mov_si<mode>_e500_subreg0_elf_low)
715 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
717 2012-06-19 Richard Henderson <rth@redhat.com>
719 * config/alpha/alpha.c: Include params.h.
720 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
721 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
723 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
725 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
726 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
727 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
729 * doc/tm.texi: Regenerate.
730 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
732 * config/darwin-c.c: Include target.h.
733 (darwin_objc_declare_unresolved_class_reference): New function.
734 (darwin_objc_declare_class_definition): New function.
735 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
736 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
738 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
740 * target.def (output_ident): New hook.
741 * targhooks.h (default_asm_output_ident_directive): Add prototype.
742 * varasm.c (assemble_asm): Only prefix a tab if the string does not
743 already start with one.
744 (default_asm_output_ident_directive): New function to emit
745 .ident as a top-level asm node while parsing, or directly to
746 asm_out_file after parsing.
747 * toplev.c (compile_file): Print a GCC .ident with
748 targetm.asm_out.output_ident.
749 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
750 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
751 * doc/tm.texi: Update.
753 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
754 (TARGET_ASM_OUTPUT_IDENT): Define.
755 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
756 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
757 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
758 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
759 (TARGET_ASM_OUTPUT_IDENT): Define.
760 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
761 (TARGET_ASM_OUTPUT_IDENT): Define.
763 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
764 * config/cris/cris.c (cris_asm_output_ident): New function.
765 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
767 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
769 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
770 (microblaze_asm_output_ident): Rewrite to work similar to
771 default_asm_output_ident_directive for front-end .idents.
772 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
773 (TARGET_ASM_OUTPUT_IDENT): Define.
775 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
776 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
778 * config/rx/rx.c: Include cgraph.h for add_asm_node.
779 (rx_asm_output_ident): New function, similar to
780 default_asm_output_ident_directive, but handle AS100 syntax also, so
781 that #ident also works for rx in AS100 syntax.
782 (TARGET_ASM_OUTPUT_IDENT): Define.
783 * config/rx/rx.h (IDENT_ASM_OP): Remove.
785 * Makefile.in: Fix dependencies for c-family/c-lex.o.
787 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
790 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
792 (*fist<mode>2_<rounding>_1): Macroize insn from
793 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
794 (fistdi2_<rounding>): Macroize insn from
795 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
796 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
797 corresponding splitters from fistdi2_{floor,ceil} and corresponding
798 splitters using FIST_ROUNDING int iterator.
799 (fist<mode>2_<rounding>): Macroize insn from
800 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
801 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
802 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
803 splitters using FIST_ROUNDING int iterator.
804 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
805 using FIST_ROUNDING int iterator.
807 2012-06-19 Richard Henderson <rth@redhat.com>
809 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
810 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
811 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
812 * config/i386/sse.md (sse2_mulv4si3): Delete.
813 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
814 nonimmediate_or_const_vector_operand.
816 2012-06-19 Richard Henderson <rth@redhat.com>
818 * expmed.c (struct init_expmed_rtl): Split ...
819 (init_expmed_one_mode): ... out of ...
820 (init_expmed): ... here. Initialize integer vector modes also.
821 (synth_mult): Handle integer vector modes.
822 (choose_mult_variant): Likewise.
823 (expand_mult_const): Likewise.
824 (expand_mult): Likewise.
825 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
827 2012-06-19 Richard Henderson <rth@redhat.com>
829 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
830 integral vector modes.
832 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
834 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
835 (rounding): New int attribute.
837 (frndintxf2_<rounding>): Macroize insn from
838 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
839 (frndintxf2_<rounding>_i387): Macroize insn from
840 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
842 2012-06-19 Richard Guenther <rguenther@suse.de>
844 * tree-vrp.c (union_ranges): New function.
845 (vrp_meet_1): Use union_ranges.
846 (vrp_meet): Dump what we union and call vrp_meet_1.
848 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
850 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
851 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
852 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
853 (attr write_conflict, attr core_cycles): Update.
854 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
856 2012-06-19 Richard Guenther <rguenther@suse.de>
858 * tree-vrp.c (intersect_ranges): Handle more cases.
859 (vrp_intersect_ranges): Dump what we intersect and call ...
860 (vrp_intersect_ranges_1): ... this.
862 2012-06-19 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/53708
865 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
866 user-supplied alignment and alignment of decls with the used
869 2012-06-18 Lawrence Crowl <crowl@google.com>
871 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
872 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
873 (TV_PHASE_STREAM_IN): New.
874 (TV_PHASE_STREAM_OUT): New.
875 * timevar.c (validate_phases): New.
876 (timevar_print): Call validate_phases.
877 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
879 * langhooks.c (write_global_declarations): Rename use of
880 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
881 TV_PHASE_CHECK_DBGINFO.
882 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
883 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
884 lang_hooks.decls.final_write_globals.
886 2012-06-18 David Edelshn <dje.gcc@gmail.com>
888 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
890 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
894 (*sse4_2_pcmpistr_unaligned): New.
896 2012-06-18 Ian Bolton <ian.bolton@arm.com>
897 Sameera Deshpande <sameera.deshpande@arm.com>
898 Greta Yorsh <greta.yorsh@arm.com>
900 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
901 * config/arm/arm.c (print_multi_reg): Remove.
902 (vfp_output_fldmd): Likewise.
903 (arm_output_epilogue): Likewise.
904 * config/arm/arm.md (epilogue_insns): Update condition and code.
906 2012-06-18 Ian Bolton <ian.bolton@arm.com>
907 Sameera Deshpande <sameera.deshpande@arm.com>
908 Greta Yorsh <greta.yorsh@arm.com>
910 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
911 * config/arm/arm.c (thumb2_expand_return): New function.
912 * config/arm/arm.md (return): Update condition and code.
914 2012-06-18 Ian Bolton <ian.bolton@arm.com>
915 Sameera Deshpande <sameera.deshpande@arm.com>
916 Greta Yorsh <greta.yorsh@arm.com>
918 * config/arm/arm-protos.h (output_return_instruction): New parameter
919 and int to bool change of parameter types.
920 * config/arm/arm.c (output_return_instruction): Likewise.
921 * config/arm/arm.md (arm_simple_return): New pattern.
922 (arm_return, cond_return, cond_return_inverted): Add new arguments.
923 * config/arm/thumb2.md (thumb2_return): Update condition and code.
925 2012-06-18 Ian Bolton <ian.bolton@arm.com>
926 Sameera Deshpande <sameera.deshpande@arm.com>
927 Greta Yorsh <greta.yorsh@arm.com>
929 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
930 * config/arm/arm.c (arm_expand_epilogue): New function.
931 * config/arm/arm.md (epilogue): Update condition and code.
932 (sibcall_epilogue): Likewise.
934 2012-06-18 Ian Bolton <ian.bolton@arm.com>
935 Sameera Deshpande <sameera.deshpande@arm.com>
936 Greta Yorsh <greta.yorsh@arm.com>
938 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
939 * config/arm/arm.md (arm_addsi3) Add an alternative.
941 2012-06-18 Ian Bolton <ian.bolton@arm.com>
942 Sameera Deshpande <sameera.deshpande@arm.com>
943 Greta Yorsh <greta.yorsh@arm.com>
945 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
946 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
947 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
949 2012-06-18 Ian Bolton <ian.bolton@arm.com>
950 Sameera Deshpande <sameera.deshpande@arm.com>
951 Greta Yorsh <greta.yorsh@arm.com>
953 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
954 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
955 (pop_multiple_with_return, ldr_with_return) Likewise.
956 * config/arm/predicates.md (pop_multiple_return) New special predicate.
957 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
958 * config/arm/arm.c (arm_output_multireg_pop) New function.
959 (arm_emit_multi_reg_pop): New function.
961 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
963 * config/arm/arm.c (ldm_stm_operation_p): Require SP
964 as base register for loads if SP is in the register list.
966 2012-06-18 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/53693
969 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
970 Reject operands with more than one use.
972 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
974 PR tree-optimization/53703
975 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
976 correctly set bb_for_def[12].
978 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
980 * config/vax/vax.h (VMS_TARGET): Remove.
982 2012-06-18 Richard Guenther <rguenther@suse.de>
984 * tree-vrp.c (extract_range_from_assert): Split out range
986 (intersect_ranges): New function.
987 (vrp_intersect_ranges): Likewise.
989 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
991 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
994 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
996 * doc/md.texi: Document int iterators.
997 * read-rtl.c (ints): New iterator group.
998 (find_int): Int iterator group callback.
999 (apply_int_iterator): Likewise.
1000 (apply_iterators): Traverse int iterator table and add all the used
1002 (initialize_iterators): Initialize data structures and callbacks for
1004 (read_rtx): Parse and read mappings for int iterators.
1005 (read_rtx_code): Record int iterator usage.
1007 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1010 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1011 performing an addition.
1013 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1015 * output.h (split_double): Move prototype to rtl.h.
1016 (constructor_static_from_elts_p): Move prototype to tree.c.
1017 * rtl.h (split_double): Moved here from output.h.
1018 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1019 * final.c (split_double): Move from here ...
1020 * rtlanal.c (split_double): ... to here.
1021 * expr.c: Do not include output.h.
1023 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1025 * cfglayout.h: Remove.
1026 * cfglayout.c: Remove.
1027 * function.h (struct function): Remove x_last_location field.
1028 * function.c: Do not include cfglayout.h.
1029 (expand_function_start): Do not call no-op force_next_line_note.
1030 (expand_function_end): Likewise.
1031 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1032 (unlink_insn_chain): Moved here from cfglayout.c.
1033 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1034 into_cfg_layout_mode, outof_cfg_layout_mode,
1035 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1036 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1037 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1038 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1039 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1040 cfg_layout_finalize): Likewise.
1041 (rtl_can_remove_branch_p): Likewise.
1042 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1043 (duplicate_insn_chain): Likewise.
1044 (force_next_line_note): Remove prototype.
1045 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1046 (last_location): Remove #define to emit.x_last_location.
1047 (force_next_line_note): Remove no-op function.
1048 (init_emit): Don't set x_last_location.
1049 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1050 locations_locators_vals, prologue_locator, epilogue_locator,
1051 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1052 Move POD to here from cfglayout.c.
1053 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1054 set_curr_insn_source_location, get_curr_insn_source_location,
1055 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1056 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1057 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1058 * cfghooks.h: Remove double-include protection.
1059 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1060 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1061 * final.c: Do not include cfglayout.h.
1062 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1063 (reemit_insn_block_notes): Likewise. Make static.
1064 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1065 operation_could_trap_p, tree_could_throw_p): Move from here...
1066 * tree.h: ... to here.
1067 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1068 * profile.c: Do not include cfghooks.h.
1069 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1070 * modulo-sched.c: Likewise.
1071 * loop-unswitch.c: Do not include cfglayout.h.
1072 * sched-ebb.c: Likewise.
1073 * tracer.c: Likewise.
1075 * tree-vect-loop-manip.c: Likewise.
1076 * loop-init.c: Likewise.
1077 * dwarf2out.c: Likewise.
1078 * hw-doloop.c: Likewise.
1079 * loop-unroll.c: Likewise.
1080 * cfgcleanup.c: Likewise.
1081 * bb-reorder.c: Likewise.
1082 * sched-rgn.c: Likewise.
1083 * tree-cfg.c: Likewise.
1084 * config/alpha/alpha.c: Likewise.
1085 * config/spu/spu.c: Likewise.
1086 * config/sparc/sparc.c: Likewise.
1087 * config/sh/sh.c: Likewise.
1088 * config/c6x/c6x.c: Likewise.
1089 * config/ia64/ia64.c: Likewise.
1090 * config/rs6000/rs6000.c: Likewise.
1091 * config/score/score.c: Likewise.
1092 * config/mips/mips.c: Likewise.
1093 * config/bfin/bfin.c: Likewise.
1094 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1095 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1096 * config/spu/t-spu-elf (spu.o: $): Likewise.
1097 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1099 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1101 * cfgloop.h: Do not include rtl.h.
1102 (enum iv_extend_code): New.
1103 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1104 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1105 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1106 an IV_EXTEND_CODE to an RTX_CODE.
1107 (dump_iv_info): Update for rtx_iv field type change.
1108 (iv_constant): Likewise.
1109 (iv_subreg): Likewise.
1110 (iv_extend): Likewise.
1113 (iv_mult): Likewise.
1114 (iv_shift): Likewise.
1115 (get_biv_step_1): Likewise.
1116 (get_biv_step): Likewise.
1117 (iv_analyze_biv): Likewise.
1118 (get_iv_value): Likewise.
1119 (shorten_into_mode): Likewise.
1120 (canonicalize_iv_subregs): Likewise.
1121 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1122 of MAY_HAVE_DEBUG_INSNS.
1123 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1124 * tree-ssa-loop-prefetch.c: Likewise.
1126 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1128 * expmed.c (ceil_log2): Move from here...
1129 * hwint.c: ... to here for older GCCs...
1130 * hwint.h: ... and here for newer GCCs.
1131 * rtl.h (ceil_log2): Remove prototype.
1133 * tree-phinodes.c: Do not include rtl.h.
1134 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1136 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1138 * config/cris/cris.h (TARGET_ELF): Remove.
1139 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1140 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1141 (LOCAL_LABEL_PREFIX): Likewise.
1142 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1143 (cris_option_override): Simpify using TARGET_ELF==1.
1144 (cris_file_start): Likewise.
1145 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1147 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1149 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1151 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1154 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1156 2012-06-15 Easwaran Raman <eraman@google.com>
1158 * passes.c (init_optimization_passes): Remove pass_call_cdce
1159 from its current position and insert after pass_dce.
1161 2012-06-15 Walter Lee <walt@tilera.com>
1163 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1165 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1167 * arm.c (note_invalid_constants): Don't return a result.
1168 (arm_memory_load_p): Delete function.
1169 (arm_const_double_rtx): Delete iterator variable i;
1170 (fp_immediate_constant): Likewise.
1171 (fp_const_from_val): Likewise.
1173 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1175 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1178 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1179 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1181 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1183 * config/avr/avr.c (avr_default_expand_builtin): New function.
1184 (avr_expand_builtin): Use it.
1185 (avr_expand_unop_builtin): Remove.
1186 (avr_expand_binop_builtin): Remove.
1187 (avr_expand_triop_builtin): Remove.
1189 2012-06-15 Michael Matz <matz@suse.de>
1192 * cfgexpand.c (add_alias_set_conflicts): Remove.
1193 (expand_used_vars): Don't call it.
1194 (aggregate_contains_union_type): Remove.
1195 * function.c (n_temp_slots_in_use): New static data.
1196 (make_slot_available, assign_stack_temp_for_type): Update it.
1197 (init_temp_slots): Zero it.
1198 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1199 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1201 2012-06-15 Michael Matz <matz@suse.de>
1203 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1204 argument, don't emit assign statement if value is directly usable.
1205 (gimplify_expr): Adjust.
1207 2012-06-15 Michael Matz <matz@suse.de>
1209 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1210 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1212 2012-06-15 Richard Guenther <rguenther@suse.de>
1214 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1215 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1216 we assert for in set_value_range to VR_VARYING.
1218 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1220 * arm.md (addsf3, adddf3): Use s_register_operand.
1221 (subsf3, subdf3): Likewise.
1222 (mulsf3, muldf3): Likewise.
1223 (difsf3, divdf3): Likewise.
1224 (movsfcc, movdfcc): Likewise.
1225 * predicates.md (f_register_operand): Delete.
1226 (arm_float_rhs_operand): Delete.
1227 (arm_float_add_operand): Delete.
1228 (arm_float_compare_operand): Use s_register_operand when
1230 (cirrus_register_operand): Delete.
1231 (cirrus_fp_register): Delete.
1232 (cirrus_shift_const): Delete.
1233 (cmpdi_operand): Remove Maverick support.
1234 * constraints.md (f, v, H): Delete constraints.
1235 (G): Update documentation.
1236 * arm.c (fp_consts_inited): Convert to bool.
1237 (strings_fp): Delete.
1238 (values_fp): Delete.
1239 (value_fp0): New variable.
1240 (init_fp_table): Simplify logic.
1241 (arm_const_double_rtx): Likewise.
1242 (fp_immediate_constant): Likewise.
1243 (fp_const_from_val): Likewise.
1244 (neg_const_double_rtx_ok_for_fpa): Delete.
1245 * doc/md.texi (ARM constraints): Update documentation.
1247 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1249 PR tree-optimization/53636
1250 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1251 stride when doing basic-block vectorization.
1253 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1255 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1258 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1260 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1261 allocate and free bbs array for the SLP case.
1263 PR tree-optimization/51581
1264 * expr.h (choose_multiplier): New prototype.
1265 * expmed.c (choose_multiplier): No longer static.
1266 Change multiplier_ptr from rtx * to UHWI *.
1267 (expand_divmod): Adjust callers.
1268 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1269 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1270 argument to new_stmt_vec_info. Attempt to optimize also divisions
1271 by non-pow2 constants if integer vector division isn't supported.
1272 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1273 don't look at pattern stmts and sequences.
1275 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1278 * common.opt (-fdelete-dead-exceptions): New switch.
1279 * doc/invoke.texi (Code Gen Options): Document it.
1280 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1281 insn_could_throw_p predicate. Do not skip an insn that could throw
1282 if dead exceptions can be deleted.
1283 (insn_live_p): Likewise, do not return true in that case.
1284 * dce.c (can_alter_cfg): New flag.
1285 (deletable_insn_p): Do not return false for an insn that can throw if
1286 the CFG can be altered and dead exceptions can be deleted.
1287 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1288 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1289 predicate. Do not preserve an insn that could throw if dead exceptions
1291 * function.h (struct function): Add can_delete_dead_exceptions flag.
1292 * function.c (allocate_struct_function): Set it.
1293 * lto-streamer-in.c (input_struct_function_base): Stream it.
1294 * lto-streamer-out.c (input_struct_function_base): Likewise.
1295 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1296 statement that could throw as necessary if dead exceptions can be
1299 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1301 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1303 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1306 * config/sh/sh.md: Add peephole for swapbsi2.
1307 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1309 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1312 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1314 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1317 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1319 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1321 * arm.c (arm_cirrus_insn_p): Delete.
1322 (cirrus_reorg): Delete.
1323 (arm_reorg): Don't call cirrus_reorg.
1324 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1325 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1326 (adddi3, subdi3): Remove Maverick support.
1327 (arm_adddi3): Likewise.
1328 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1329 (addsf3, adddf3): Likewise.
1330 (subsf3, subdf3): Likewise.
1331 (mulsf3, muldf3): Likewise.
1332 (ashldi3, ashrdi3, lshrdi3): Likewise.
1333 (floatsisf2, floatsidf2): Likewise.
1334 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1335 (arm_movdi, thumb1_movdi_insn): Likewise.
1336 (arm_cmpdi_insn): Likewise.
1337 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1338 (cirrus.md): Don't include.
1339 * cirrus.md: Delete file.
1340 * t-arm (MD_INCLUDES): Remove cirrus.md.
1342 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1344 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1345 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1346 cgraph_function_possibly_inlined_p.
1347 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1348 (process_scope_var): Do not emit concrete instances of abstracted
1349 nested functions from here.
1350 (gen_decl_die): Emit the abstract instance if the function is possibly
1351 abstracted and not only possibly inlined.
1352 (dwarf2out_finish): Find the first non-abstract parent instance and
1353 attach concrete instances on the limbo list to it.
1355 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1357 * arm.md (divsf3, divdf3): Remove FPA support.
1358 (negsf2, negdf2): Likewise.
1359 (sqrtsf2, sqrtdf2): Likewise.
1360 (movdfcc): Likewise.
1361 (modsf3, moddf3, movxf): Delete.
1362 (push_fp_multi): Delete.
1363 (fpa.md): Don't include it.
1364 * fpa.md: Delete file.
1365 * t-arm (MD_INCLUDES): Remove fpa.md.
1367 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1369 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1370 (cost_for_stmt): Remove decl.
1371 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1372 * tree-vect-loop.c (vect_get_cost): Remove.
1373 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1374 vect_get_stmt_cost rather than vect_get_cost.
1375 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1377 (vect_estimate_min_profitable_iters): Correct typo in call to
1378 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1380 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1382 (vect_model_induction_cost): Likewise.
1383 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1384 typo in call to vect_get_single_scalar_iteration_cost.
1385 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1386 (cost_for_stmt): Remove unnecessary function.
1387 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1389 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1391 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1392 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1393 * arm-tables.opt: Regenerated.
1394 * doc/invoke.texi: Remove references to deleted options.
1396 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1398 * config/h8300/genmova.sh: Modified to add offset bits of
1399 mova/Sz assembly instruction for memory access.
1400 * config/h8300/h8300.c: Likewise.
1401 * config/h8300/mova.md: Likewise.
1403 2012-06-12 Christian Bruel <christian.bruel@st.com>
1406 * config/sh/sh.c (sh_option_override): Don't force
1407 flag_omit_frame_pointer and maccumulate_outgoing_args.
1408 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1410 2012-06-14 Richard Guenther <rguenther@suse.de>
1412 * tree-vrp.c (VR_INITIALIZER): New define.
1413 (ranges_from_anti_range): New function.
1414 (extract_range_from_binary_expr_1): Decompose operations on
1415 VR_ANTI_RANGEs to operations on VR_RANGE.
1416 (extract_range_from_unary_expr_1): Likewise.
1417 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1418 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1419 extract_range_from_cond_expr, adjust_range_with_scev,
1420 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1421 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1423 2012-06-13 Richard Henderson <rth@redhat.com>
1425 * hwint.h (HOST_WIDEST_INT_C): New.
1426 (HOST_WIDE_INT_C): New.
1427 (HOST_WIDE_INT_1): Use it.
1428 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1430 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1433 * var-tracking.c: Include alias.h.
1434 (overlapping_mems): New struct.
1435 (drop_overlapping_mem_locs): New.
1436 (clobber_overlapping_mems): New.
1437 (var_mem_delete_and_set, var_mem_delete): Call it.
1438 (val_bind): Likewise, but only if modified.
1439 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1440 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1442 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1445 * var-tracking.c (loc_exp_dep_pool): New.
1446 (vt_emit_notes): Create and release the pool.
1447 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1448 (emit_notes_in_bb): Likewise.
1449 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1450 (notify_dependents_of_changed_value): Likewise.
1451 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1452 variables don't have a VAR_LOC_DEP_LST.
1453 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1454 VALUEs or MEMs of VALUEs.
1456 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1460 * dce.c (word_dce_process_block): Insert debug temps only if the
1462 (dce_process_block): Likewise, and if debug.used is not empty,
1463 and only after iterating over all DEFs that might mark the insn.
1465 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1467 * common.opt (ftree-coalesce-inlined-vars): New.
1468 (ftree-coalesce-vars): New.
1469 * doc/invoke.texi: Document them.
1470 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1473 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1475 * read-rtl.c (mapping): Remove index field. Add current_value field.
1476 Define heap vectors.
1477 (iterator_group): Fix long line. Remove num_builtins field and
1478 uses_iterator fields. Make apply_iterator take a void * parameter.
1479 (iterator_use, atttribute_use): New structures.
1480 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1481 (current_iterators, iterator_uses, attribute_uses): New variables.
1482 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1483 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1484 (map_attr_string, apply_iterator_to_string): Remove iterator
1485 and value parameters. Look through all current iterator values
1486 for a matching attribute.
1487 (mode_attr_index, apply_mode_maps): Delete.
1488 (apply_iterator_to_rtx): Replace with...
1489 (copy_rtx_for_iterators): ...this new function.
1490 (uses_iterator_p, apply_iterator_traverse): Delete.
1491 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1493 (add_mapping): Remove index field. Set current_value field.
1494 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1496 (find_iterator): Delete.
1497 (record_iterator_use, record_attribute_use): New functions.
1498 (record_potential_iterator_use): New function.
1499 (check_code_iterator): Remove handling of bellwether codes.
1500 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1501 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1502 parameter. Use the first code iterator value instead of the
1503 bellwether_codes array. Use record_potential_iterator_use for modes.
1505 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1508 * config/sh/sh.md (bswapsi2): New expander.
1509 (swapbsi2): New insn.
1511 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/i386.c (ix86_tune_cost): New variable.
1515 (ix86_option_override_internal): Set ix86_tune_cost. Use
1516 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1517 l1_cache_size and l2_cache_size.
1519 2012-06-13 Richard Guenther <rguenther@suse.de>
1521 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1522 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1523 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1524 VR_ANTI_RANGE with VR_ANTI_RANGE.
1526 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1528 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1530 (obsolete): ... here.
1531 (arm*-*-freebsd*): Remove.
1532 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1533 (arm*-*-uclinux*): Likewise.
1534 (arm*-*-ecos-elf): Remove.
1535 (arm*-*-rtems*): Remove.
1536 (arm*-*-elf): Remove.
1537 (arm*-wince-pe*): Remove.
1538 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1539 * arm/ecos-elf.h: Delete.
1540 * arm/t-strongarm-elf: Delete.
1541 * arm/rtems-elf.h: Delete.
1542 * arm/wince-pe.h: Delete.
1545 * arm/t-wince-pe: Delete.
1547 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1549 PR tree-optimization/53647
1550 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1551 targets with no defined cache line size.
1553 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1555 * targhooks.c (default_builtin_vectorized_conversion): Handle
1556 vec_construct, using vectype to base cost on subparts.
1557 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1558 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1559 instead of scalar_to-vec.
1560 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1561 vec_construct in same way as default for now.
1562 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1563 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1564 Handle vec_construct, including special case for 32-bit loads.
1566 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1568 * config/arm/arm.c (FL_IWMMXT2): New define.
1569 (arm_arch_iwmmxt2): New variable.
1570 (arm_option_override): Enable use of iWMMXt with VFP.
1571 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1572 Thumb mode. Set arm_arch_iwmmxt2.
1573 (arm_expand_binop_builtin): Accept VOIDmode op.
1574 (enum arm_builtins): Revise built-in fcode.
1575 (IWMMXT2_BUILTIN): New define.
1576 (IWMMXT2_BUILTIN2): Likewise.
1577 (iwmmx2_mbuiltin): Likewise.
1578 (builtin_description bdesc_2arg): Revise built in declaration.
1579 (builtin_description bdesc_1arg): Likewise.
1580 (arm_init_iwmmxt_builtins): Revise built in initialization.
1581 (arm_expand_builtin): Revise built in expansion.
1582 (arm_output_iwmmxt_shift_immediate): New function.
1583 (arm_output_iwmmxt_tinsr): Likewise.
1584 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1585 (arm_output_iwmmxt_tinsr): Likewise.
1586 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1587 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1588 (rorv4hi3, rorv2si3, rordi3): Likewise.
1589 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1590 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1591 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1592 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1593 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1594 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1595 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1596 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1597 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1598 (ror<mode>3, ror<mode>3_di): Likewise.
1599 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1600 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1601 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1602 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1603 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1604 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1605 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1606 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1607 (All instruction patterns): Add wtype attribute.
1608 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1609 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1610 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1611 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1612 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1613 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1614 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1615 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1616 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1617 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1618 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1619 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1620 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1621 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1622 (iwmmxt2.md): Include.
1623 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1624 (TARGET_IWMMXT2): New define.
1625 (TARGET_REALLY_IWMMXT2): Likewise.
1626 (arm_arch_iwmmxt2): Declare.
1627 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1628 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1629 Use C name-mangling for intrinsics.
1631 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1632 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1633 (_m_from_int): Likewise.
1634 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1635 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1636 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1637 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1638 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1639 (_mm_tbcst_pi32): Likewise.
1640 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1641 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1642 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1643 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1644 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1645 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1646 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1647 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1648 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1649 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1650 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1651 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1652 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1653 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1654 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1655 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1656 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1657 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1658 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1659 (_m_to_int): New define.
1660 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1661 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1662 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1664 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1665 (arch): Add "iwmmxt2".
1666 (arch_enabled): Handle "iwmmxt2".
1667 (wtype): New attribute.
1668 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1669 (UNSPEC_WALIGNI): New unspec.
1670 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1671 * config/arm/iterators.md (VMMX2): New mode_iterator.
1672 * config/arm/marvell-f-iwmmxt.md: New file.
1673 * config/arm/iwmmxt2.md: New file.
1675 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1680 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1681 if type isn't complete.
1683 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1685 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1687 2012-06-12 Richard Henderson <rth@redhat.com>
1689 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1690 iterator instead of INT.
1692 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1694 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1695 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1697 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1698 (tree_ssa_phiopt): Call gate_hoist_loads.
1699 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1700 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1701 hoist_adjacent_loads.
1702 (local_mem_dependence): New function.
1703 (hoist_adjacent_loads): Likewise.
1704 (gate_hoist_loads): Likewise.
1705 * common.opt (fhoist-adjacent-loads): New switch.
1706 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1708 2012-06-12 Michael Matz <matz@suse.de>
1710 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1711 (nonoverlapping_memrefs_p): Don't call it here ...
1712 (true_dependence_1): ... but here.
1714 2012-06-12 Richard Guenther <rguenther@suse.de>
1716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1717 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1718 and MEM_SIZE only refines it. Reflect that and be less conservative
1719 if either of the latter is not known.
1721 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1723 PR rtl-optimization/53589
1724 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1725 discovery even when e->dest != target. If any LABEL_REF points
1726 to e->dest label, redirect it to target's label.
1728 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1730 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1731 condition for generating REG_FRAME_RELATED_EXPR note.
1732 (pop): Add code for generating REG_CFA_RESTORE,
1733 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1734 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1735 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1737 2012-06-11 Richard Henderson <rth@redhat.com>
1739 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1740 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1742 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1744 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1746 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1747 Mention that this hook needs to be defined for native TLS.
1748 * doc/tm.texi: Regenerate.
1750 2012-06-11 Mike Stump <mikestump@comcast.net>
1752 * emit-rtl.c (init_emit_once): Iterate through the
1753 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1754 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1755 all the MIN_MODE_PARTIAL_INT modes anymore.
1757 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1759 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1761 2012-06-11 Roland McGrath <mcgrathr@google.com>
1763 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1764 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1765 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1768 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1771 * config/sh/sh.md (fmasf4): New expander.
1772 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1773 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1774 * config/sh/sh.opt (mfused-madd): Remove.
1775 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1776 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1777 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1779 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1782 2012-06-11 Richard Henderson <rth@redhat.com>
1784 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1786 2012-06-11 Richard Guenther <rguenther@suse.de>
1789 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1790 replace it with the first non-BLOCK context.
1792 2012-06-11 Richard Guenther <rguenther@suse.de>
1794 * alias.c (aliases_everything_p): Remove.
1795 (DIFFERENT_ALIAS_SETS_P): Likewise.
1796 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1797 Do not use aliases_everything_p or special-case ANDs. Do not
1798 special-case BLKmode moves.
1799 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1802 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1804 Fix CRIS build errors with --enable-build-with-cxx.
1805 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1806 variable "and" to "andop".
1807 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1808 temporary variable for memory model, passing C++-type-correct
1809 parameter type to expand_mem_thread_fence.
1810 ("atomic_compare_and_swap<mode>"): Ditto.
1812 2012-06-09 Richard Henderson <rth@redhat.com>
1815 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1816 (pass_jump): Rename from pass_jump2.
1817 (execute_jump2, pass_jump2): New.
1818 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1819 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1820 and ACCUMULATE_OUTGOING_ARGS test...
1821 (gate_handle_stack_adjustments): ... here.
1822 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1823 Place new pass_jump2 after pass_stack_adjustments.
1824 * tree-pass.h (pass_jump): Declare.
1826 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1828 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1831 2012-06-08 Richard Henderson <rth@redhat.com>
1834 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1835 note to a clobber insn when no other insn is available.
1837 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1839 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1841 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1843 * genhooks.c (main): Set progname.
1844 (emit_documentation): Remove variable found_start, always bail out
1845 when a place is missing.
1846 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1848 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1851 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1852 call walk_gimple_seq_mod instead of walk_gimple_seq.
1853 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1854 scan_omp_for, scan_omp_sections, scan_omp_single,
1855 execute_lower_omp): Adjust callers.
1856 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1857 returns false, replace stmt with GIMPLE_NOP.
1858 (check_omp_nesting_restrictions): Instead of issuing warnings,
1859 issue errors and return false if any errors were reported.
1861 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1863 * doc/invoke.texi (fconserve-space): Remove documentation.
1865 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1867 * config/rs6000/rs6000-tables.opt: Regenerated.
1869 2012-06-06 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/53081
1872 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1873 (adjacent_dr_p): ... this and make it work for reads, too.
1874 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1875 (struct partition_s): Change main_stmt to main_dr, add
1876 secondary_dr member.
1877 (build_size_arg_loc): Change to date data-reference and not
1879 (build_addr_arg_loc): New function split out from ...
1880 (generate_memset_builtin): ... here. Use it and simplify.
1881 (generate_memcpy_builtin): New function.
1882 (generate_code_for_partition): Adjust.
1883 (classify_partition): Streamline pattern detection. Detect memcpy.
1884 (ldist_gen): Adjust.
1885 (tree_loop_distribution): Adjust seed statements for memcpy
1888 2012-06-06 Matt Turner <mattst88@gmail.com>
1890 * config/arm/mmintrin.h (_mm_empty): New.
1893 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1895 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1896 * common.opt (fsched-pressure-algorithm=): Remove.
1897 * flag-types.h (sched_pressure_algorithm): Move to...
1898 * sched-int.h (sched_pressure_algorithm): ...here.
1899 * params.def (sched-pressure-algorithm): New param.
1900 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1901 * common/config/s390/s390-common.c (s390_option_optimization_table):
1902 Remove OPT_fsched_pressure_algorithm_ entry.
1903 * config/s390/s390.c (s390_option_override): Set a default value for
1904 PARAM_SCHED_PRESSURE_ALGORITHM.
1906 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1909 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1910 doing an unsigned compare, make sure the second argument is not a
1912 (rs6000_emit_cmove): Don't allow floating point comparisons when
1913 generating ISEL moves.
1915 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1917 * config/rs6000/e5500.md: New file.
1918 * config/rs6000/e6500.md: New file.
1919 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1921 (rs6000_option_override_internal): Altivec and Spe options not
1922 allowed with e5500. Spe options not allowed with e6500. Increase
1923 move inline limit for e5500 and e6500. Disable string instructions
1924 for e5500 and e6500. Enable branch targets alignment for e5500 and
1925 e6500. Initialize rs6000_cost for e5500 and e6500.
1926 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1927 and brnach for e5500 and e6500.
1928 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1929 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1931 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1932 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1934 Include e5500.md and e6500.md.
1935 * config/rs6000/rs6000-opt.h (processor_type): Add
1936 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1937 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1938 (powerpc*-*-*): Add new cores e5500, e6500.
1939 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1941 2012-06-05 Richard Guenther <rguenther@suse.de>
1943 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1945 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1948 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1949 is used for x86_64-*-*.
1951 2012-06-05 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/30442
1954 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1955 vectorization stop analysis at the first stmt we cannot compute
1956 a data-reference for instead of giving up completely.
1958 2012-06-05 Richard Guenther <rguenther@suse.de>
1960 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1961 (partition_alloc): Initialize it.
1962 (partition_has_writes): New function.
1963 (rdg_flag_uses): Adjust.
1964 (rdg_flag_vertex): Likewise.
1965 (rdg_flag_vertex_and_dependent): Likewise.
1966 (rdg_flag_loop_exits): Likewise.
1967 (build_rdg_partition_for_component): Likewise.
1968 (rdg_build_partitions): Likewise.
1970 2012-06-05 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/53081
1973 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1974 kinds of byte-sized stores.
1975 (classify_partition): Likewise.
1976 (tree_loop_distribution): Adjust seed statements used for
1977 !flag_tree_loop_distribution.
1979 2012-06-05 Alan Modra <amodra@gmail.com>
1981 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1982 (rs6000_emit_prologue): Ensure register used for inline saves
1983 of vector regs is not the static chain register. Revise comment.
1985 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1987 * doc/md.texi (Standard Pattern Names For Generation): Document
1990 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1995 2012-06-04 Jason Merrill <jason@redhat.com>
1997 * dwarf2out.c (is_unit_die): New.
1998 (copy_declaration_context, copy_ancestor_tree): Use it.
1999 (copy_decls_walk): Likewise.
2001 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2004 * doc/invoke.texi (Wenum-compare): Update documentation.
2006 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2008 PR preprocessor/53463
2009 * parser.c (cp_parser_assignment_expression): Use the location
2010 for the '=' as the default location for the expression.
2012 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2015 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2017 (altivec_stvlxl): Ditto.
2018 (altivec_stvrx): Ditto.
2019 (altivec_stvrxl): Ditto.
2021 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2023 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2024 (ira_uniform_class_p): New macro.
2026 * ira.c (setup_uniform_class_p): New function.
2027 (setup_allocno_and_important_classes): Call the function.
2028 (print_unform_and_important_classes): New function.
2029 (print_classes): Rename to print_translated_classes.
2030 (ira_debug_allocno_classes): Add call of
2031 print_unform_and_important_classes.
2033 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2034 classes instead of pressure classes.
2036 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2039 * trans-mem.c (expand_block_edges): Do not skip the first
2040 statement when resetting the BB.
2042 2012-06-04 Richard Guenther <rguenther@suse.de>
2044 * tree-data-ref.c (stores_from_loop): Remove.
2045 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2046 (stores_zero_from_loop): Likewise.
2047 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2048 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2049 (adjacent_store_dr_p): New function.
2050 * tree-loop-distribution.c (generate_memset_builtin): Pass
2051 the RDG, use the already available data-reference.
2052 (generate_code_for_partition): Pass down RDG.
2053 (classify_partition): Inline parts of the former
2054 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2055 (ldist_gen): Remember if there was any detected builtin and
2056 do less work if not and flag_tree_loop_distribution is not set.
2057 (tree_loop_distribution): Inline and fuse stores_from_loop
2058 and stores_zero_from_loop here.
2060 2012-06-04 Richard Guenther <rguenther@suse.de>
2063 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2064 create new assembler names.
2066 2012-06-04 Richard Guenther <rguenther@suse.de>
2068 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2069 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2070 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2071 hashtable. Record stmt data-references.
2072 (hash_stmt_vertex_info): Remove.
2073 (eq_stmt_vertex_info): Likewise.
2074 (hash_stmt_vertex_del): Likewise.
2075 (build_empty_rdg): Simplify.
2076 (build_rdg): Adjust.
2077 (free_rdg): Likewise.
2078 (ref_base_address): Remove.
2079 (have_similar_memory_accesses): Likewise.
2080 * tree-data-ref.h (create_rdg_vertices): Remove.
2081 (struct rdg_vertex): Add datarefs member.
2082 (RDGV_DATAREFS): New define.
2083 (RDG_DATAREFS): Likewise.
2084 (have_similar_memory_accesses): Remove.
2085 (rdg_has_similar_memory_accesses): Likewise.
2086 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2087 (similar_memory_accesses): Re-implement using existing data-references.
2088 (tree_loop_distribution): Initialize stmt uids for the stmt to
2090 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2091 access stmt vinfo for stmts in loop.
2093 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2096 * config/m68k/m68k.md ("tablejump"): Fix check for
2097 CASE_VECTOR_PC_RELATIVE.
2099 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2101 * output.h (merge_weak, assemble_alias,
2102 initializer_constant_valid_p,
2103 initializer_constant_valid_for_bitfield_p): Move protos from here...
2104 * tree.h: ... to here.
2105 * cgraphclones.c: Do not include output.h.
2106 * gimplify.c: Likewise.
2107 * reload.c: Likewise.
2108 * recog.c: Likewise.
2109 * tree-ssa-loop-ivopts.c: Likewise.
2110 * tree-switch-conversion.c: Likewise.
2111 * c-parser.c: Likewise.
2112 * c-typeck.c: Likewise.
2113 * Makefile.in: Fix dependencies.
2115 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2118 * config/avr/avr-stdint.h: New file.
2119 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2122 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2124 PR tree-optimization/53550
2125 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2126 is POINTER_TYPE_P, use sizetype as step type instead of type.
2128 2012-06-04 Richard Guenther <rguenther@suse.de>
2130 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2131 (ref_base_address_1): Likewise.
2132 (remove_similar_memory_refs): Likewise.
2133 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2134 * tree-loop-distribution.c (classify_partition): Do not classify
2135 as builtin if -ftree-loop-distribute-patterns is not enabled.
2136 (fuse_partitions_with_similar_memory_accesses): Inline ...
2137 (ldist_gen): ... here. Fuse all non-builtin partitions if
2138 -ftree-loop-distribution is not enabled. Properly return
2139 the number of created partitions. Do not update SSA form here but ...
2140 (tree_loop_distribution): ... once here for the whole function.
2141 Only walk innermost loops, constrain loops we consider here
2142 further. Do not call remove_similar_memory_refs.
2143 (distribute_loop): Do not check number of loop nodes here.
2145 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2147 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2149 2012-06-03 Martin Jambor <mjambor@suse.cz>
2151 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2152 (ipa_get_jf_known_type_base_type): Likewise.
2153 (ipa_get_jf_known_type_component_type): Likewise.
2154 (ipa_get_jf_constant): Likewise.
2155 (ipa_get_jf_pass_through_formal_id): Likewise.
2156 (ipa_get_jf_pass_through_operation): Likewise.
2157 (ipa_get_jf_ancestor_offset): Likewise.
2158 (ipa_get_jf_ancestor_type): Likewise.
2159 (ipa_get_jf_ancestor_formal_id): Likewise.
2160 (ipa_get_jf_member_ptr_pfn): Likewise.
2161 * ipa-prop.c (ipa_set_jf_known_type): New function.
2162 (ipa_set_jf_constant): Likewise.
2163 (ipa_set_jf_simple_pass_through): Likewise.
2164 (ipa_set_jf_arith_pass_through): Likewise.
2165 (ipa_set_ancestor_jf): Likewise.
2166 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2167 ipa_set_jf_member_ptr_cst.
2168 (detect_type_change_1): Use the new jump function creation functions.
2169 (compute_complex_assign_jump_func): Likewise.
2170 (compute_complex_ancestor_jump_func): Likewise.
2171 (compute_known_type_jump_func): Likewise.
2172 (compute_scalar_jump_functions): Likewise.
2173 (compute_pass_through_member_ptrs): Likewise.
2174 (determine_cst_member_ptr): Likewise.
2175 (combine_known_type_and_ancestor_jfs): Likewise.
2176 (try_make_edge_direct_simple_call): Likewise.
2177 (try_make_edge_direct_virtual_call): Likewise.
2178 (update_indirect_edges_after_inlining): Likewise.
2179 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2180 access functions. Incorporat NOP_EXPR and BINFO handling from its
2182 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2183 which was in its callers.
2184 (ipa_value_from_jfunc): Use jump function access functions. Some
2185 functionality moved to functions above.
2186 (propagate_vals_accross_ancestor): Likewise.
2187 (propagate_vals_accross_pass_through): Use jump function access
2189 (propagate_accross_jump_function): Likewise.
2190 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2192 (inline_merge_summary): Likewise.
2194 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2196 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2197 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2198 MAX_PCREL17F_OFFSET instead of fixed offset.
2199 (pa_attr_length_call): Likewise.
2200 (pa_attr_length_indirect_call): Likewise.
2202 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2205 * config/sh/sh.opt (mfsca, mfsrra): New options.
2206 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2208 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2209 (sinssf2, cossf2): Fold expanders to ...
2210 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2211 TARGET_FSCA condition.
2212 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2214 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2215 -mno-fsca, -mfsrra, -mno-fsrra.
2217 2012-06-03 Matt Turner <mattst88@gmail.com>
2219 * config/mips/4600.md (r4700_imul_si): New.
2220 (r4700_imul_di): New.
2221 (r4700_fmul_single): New.
2222 (r4700_fmul_double): New.
2223 * config/mips/mips-cpus.def: Add r4700.
2224 * config/mips/mips.c: Likewise.
2225 * config/mips/mips.md: Likewise.
2226 * config/mips/mips-tables.opt: Regenerate.
2228 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2230 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2231 new function sparc_initial_elimination_offset.
2232 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2234 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2237 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2239 * expmed.c (expand_mult, choose_multiplier): Change
2240 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2241 * expr.c (convert_modes): Likewise.
2242 * explow.c (plus_constant): Likewise.
2243 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2244 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2245 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2246 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2247 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2248 (do_fixed_shift, fixed_convert, fixed_convert)
2249 (fixed_convert_from_int, fixed_convert_from_int)
2250 (fixed_convert_from_real): Likewise.
2251 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2252 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2253 * varasm.c (output_constructor_bitfield): Likewise.
2254 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2255 * double-int.c (rshift_double, lshift_double): Likewise.
2256 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2258 * simplify-rtx.c (mode_signbit_p)
2259 (simplify_const_unary_operation, simplify_binary_operation_1)
2260 (simplify_immed_subreg): Likewise.
2261 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2262 * tree-vect-generic.c (build_replicated_const): Likewise.
2263 * dbxout.c (stabstr_O): Likewise.
2264 * emit-rtl.c (immed_double_int_const, immed_double_const)
2265 (gen_lowpart_common, init_emit_once): Likewise.
2266 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2267 (widest_int_cst_value, upper_bound_in_type): Likewise.
2268 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2269 (fixup_unsigned_type): Likewise.
2270 * real.c (real_to_integer2, real_from_integer): Likewise.
2271 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2272 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2274 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2277 * fold-const.c (fold_binary_loc): Refine previous change.
2279 2012-06-01 Olivier Hainque <hainque@adacore.com>
2281 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2282 the "do {" part of the do-while(0) loop.
2284 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2286 * config/i386/i386.c (x86_sched_reorder): New function.
2287 Added new function x86_sched_reorder.
2289 2012-06-01 Richard Guenther <rguenther@suse.de>
2291 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2293 (classify_partition): Likewise.
2295 2012-06-01 Richard Guenther <rguenther@suse.de>
2297 * tree-loop-distribution.c (enum partition_kind): New enum.
2298 (struct partition_s): Add kind and main_stmt members.
2299 (partition_alloc): Initialize kind to PKIND_NORMAL.
2300 (partition_builtin_p): New function.
2301 (copy_loop_before): Remove failure path and assert instead.
2302 (generate_loops_for_partition): Likewise.
2303 (generate_memset_zero): Fold into ...
2304 (generate_memset_builtin): ... this.
2305 (classify_partition): New function with code from
2306 can_generate_builtin and generate_builtin.
2307 (generate_builtin): Remove.
2308 (can_generate_builtin): Likewise.
2309 (fuse_partitions_with_similar_memory_accesses): Call
2310 partition_builtin_p instead of can_generate_builtin.
2311 (rdg_build_partitions): Do not call
2312 fuse_partitions_with_similar_memory_accesses here...
2313 (ldist_gen): ... but here after classifying all partitions.
2314 Remove failure path of generate_code_for_partition.
2315 (generate_code_for_partition): Generate code according
2316 to partition classification.
2318 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2319 Jonathan Wakely <jwakely.gcc@gmail.com>
2322 * doc/invoke.texi (Warning Options): Explain purpose and differences
2323 between -Wmissing-prototypes and -Wmissing-declarations.
2325 2012-06-01 Christian Bruel <christian.bruel@st.com>
2327 * gcc.c (save_switch): Add user_p parameter.
2328 (read_specs): Likewise.
2329 (set_specs): Likewise.
2330 (validate_switches): Likewise.
2331 (validate_switches_from_spec): Likewise.
2332 (validate_all_switches): Pass on user_p parameter.
2333 (struct spec_list): Add user_p field.
2334 (struct switchstr): Add known field.
2335 (save_switch): Add known parameter.
2336 (INIT_STATIC_SPEC): Initialize user_p;
2337 (driver_unknown_option_callbac): call save_switch if
2338 OPT_SPECIAL_unknown.
2339 (driver_handle_option): Propagate OPT_specs.
2340 (do_spec_1): Set validated only if known.
2341 (check_live_switch): Likewise.
2342 (validate_switches): Set validated if known or user_spec.
2344 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2346 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2347 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2348 * config/cris/cris-protos.h: Declare it.
2349 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2350 (TARGET_DEFAULT): Add alignment by 32.
2351 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2352 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2353 TARGET_CPU_DEFAULT == 32.
2354 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2355 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2356 numbers by replacing the define_constants for all UNSPECs with the
2357 equivalent define_c_enum construct.
2358 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2359 * config/cris/sync.md: New file.
2361 2012-05-31 Matt Turner <mattst88@gmail.com>
2363 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2364 (r4600_imul_di): New.
2365 (r4600_idiv_si): Rename from r4600_idiv.
2366 (r4600_idiv_di): New.
2368 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2370 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2371 (decl_default_tls_model): Move to tree.h
2372 (dump_file): Move to system.h.
2373 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2374 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2375 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2376 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2377 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2378 dbxout_stab_value_internal_label,
2379 dbxout_stab_value_internal_label_diff): Move from here ...
2380 * dbxout.h: ... to here.
2381 * system.h (dump_file): Moved here from output.h.
2382 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2383 * tree.h (decl_default_tls_model): Moved here from output.h.
2384 * varasm.c (default_stabs_asm_out_destructor,
2385 default_stabs_asm_out_constructor): Move from here ...
2386 * dbxout.c: ... to here.
2388 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2390 * collect2.h (dump_file): Rename to dump_ld_file.
2391 * collect2.c: Likewise.
2392 * tlink.c: Likewise.
2394 * alias.c: Do not include output.h.
2395 * auto-inc-dec.c: Likewise.
2396 * bt-load.c: Likewise.
2397 * caller-save.c: Likewise.
2399 * cfgbuild.c: Likewise.
2400 * cfgcleanup.c: Likewise.
2401 * cfglayout.c: Likewise.
2402 * cfgloop.c: Likewise.
2403 * cfgloopanal.c: Likewise.
2404 * cfgloopmanip.c: Likewise.
2405 * cfgrtl.c: Likewise.
2406 * cgraph.c: Likewise.
2407 * cgraphclones.c: Likewise.
2408 * combine-stack-adj.c: Likewise.
2409 * combine.c: Likewise.
2410 * cprop.c: Likewise.
2412 * cselib.c: Likewise.
2413 * dbgcnt.c: Likewise.
2414 * df-problems.c: Likewise.
2415 * df-scan.c: Likewise.
2416 * dojump.c: Likewise.
2417 * fwprop.c: Likewise.
2419 * graph.c: Likewise.
2420 * haifa-sched.c: Likewise.
2421 * hw-doloop.c: Likewise.
2422 * ipa-inline-transform.c: Likewise.
2423 * ipa-pure-const.c: Likewise.
2424 * ipa-reference.c: Likewise.
2425 * ipa-utils.c: Likewise.
2426 * ira-build.c: Likewise.
2427 * ira-emit.c: Likewise.
2429 * loop-doloop.c: Likewise.
2430 * loop-invariant.c: Likewise.
2431 * loop-iv.c: Likewise.
2432 * loop-unroll.c: Likewise.
2433 * loop-unswitch.c: Likewise.
2434 * lto-cgraph.c: Likewise.
2435 * lto-section-in.c: Likewise.
2436 * lto-streamer-in.c: Likewise.
2438 * mode-switching.c: Likewise.
2439 * postreload-gcse.c: Likewise.
2440 * postreload.c: Likewise.
2441 * predict.c: Likewise.
2442 * profile.c: Likewise.
2444 * reg-stack.c: Likewise.
2445 * regcprop.c: Likewise.
2446 * regmove.c: Likewise.
2447 * regstat.c: Likewise.
2448 * reload1.c: Likewise.
2449 * sched-ebb.c: Likewise.
2450 * sel-sched-dump.c: Likewise.
2451 * simplify-rtx.c: Likewise.
2452 * stor-layout.c: Likewise.
2453 * store-motion.c: Likewise.
2454 * tracer.c: Likewise.
2455 * tree-affine.c: Likewise.
2456 * tree-cfg.c: Likewise.
2457 * tree-cfgcleanup.c: Likewise.
2458 * tree-dfa.c: Likewise.
2459 * tree-into-ssa.c: Likewise.
2460 * tree-nomudflap.c: Likewise.
2461 * tree-optimize.c: Likewise.
2462 * tree-pretty-print.c: Likewise.
2463 * tree-profile.c: Likewise.
2464 * tree-ssa-address.c: Likewise.
2465 * tree-ssa-ccp.c: Likewise.
2466 * tree-ssa-copy.c: Likewise.
2467 * tree-ssa-dom.c: Likewise.
2468 * tree-ssa-loop-ch.c: Likewise.
2469 * tree-ssa-loop-im.c: Likewise.
2470 * tree-ssa-loop-manip.c: Likewise.
2471 * tree-ssa-loop-niter.c: Likewise.
2472 * tree-ssa-loop-prefetch.c: Likewise.
2473 * tree-ssa-loop-unswitch.c: Likewise.
2474 * tree-ssa-loop.c: Likewise.
2475 * tree-ssa-propagate.c: Likewise.
2476 * tree-ssa-structalias.c: Likewise.
2477 * tree-ssa-tail-merge.c: Likewise.
2478 * tree-ssa-threadedge.c: Likewise.
2479 * tree-ssa-threadupdate.c: Likewise.
2480 * tree-ssa-uncprop.c: Likewise.
2481 * tree-ssa-uninit.c: Likewise.
2482 * tree-ssa.c: Likewise.
2483 * value-prof.c: Likewise.
2484 * var-tracking.c: Likewise.
2487 * config/m32r/m32r.c: Include dbxout.h.
2488 * config/pa/pa.c: Likewise.
2489 * config/rs6000/rs6000.c: Likewise.
2491 * Makefile.in: Fix dependencies.
2492 * config/rs6000/t-rs5000: Likewise.
2494 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2496 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2497 * gimple.h (block_in_transaction): Check for flag_tm.
2499 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2501 PR tree-optimization/52558
2502 * cfg.c (alloc_aux_for_edge): Fix comment.
2503 (alloc_aux_for_edge): Remove static.
2504 * basic-block.h (alloc_aux_for_edge): Protoize.
2505 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2506 (execute_sm_if_changed_flag): New.
2507 (execute_sm_if_changed_flag_set): New.
2508 (execute_sm): Do not generate data races unless requested.
2509 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2510 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2511 * gimple.h (block_in_transaction): New.
2512 (gimple_in_transaction): Use block_in_transaction.
2514 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2517 * config/avr/avr.opt (-msp8): Document it.
2518 * doc/invoke.texi (AVR Options): Ditto. And document related
2521 2012-05-31 Diego Novillo <dnovillo@google.com>
2523 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2524 (BUILD_CXXFLAGS): Define and substitute.
2525 * Makefile.in (BUILD_CXXFLAGS): Define.
2526 (CXX_FOR_BUILD): Define.
2527 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2528 (LINKER_FOR_BUILD): Likewise.
2529 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2530 (BUILD_LINKERFLAGS): Likewise.
2531 * configure: Regenerate.
2533 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2535 * Makefile.in: Fix many dependencies.
2536 * tree-profile.c: Don't include regs.h.
2537 * tree-vectorizer.c: Don't include cfglayout.h.
2538 * tree-vect-stmts.c: Likewise.
2539 * tree-vect-slp.c: Likewise.
2540 * tree-vect-loop.c: Likewise.
2541 * reg-stack.c: Likewise.
2542 * tree-ssa-loop-manip.c: Likewise.
2543 * toplev.c: Likewise.
2544 * varasm.c: Don't include cfglayout.h, basic-block.h,
2545 and tree-iterator.h.
2546 * tree-cfgcleanup.c: Don't include cfglayout.h.
2547 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2548 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2549 * cgraphclones.c: Don't include plugin.h.
2551 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2553 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2554 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2555 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2557 2012-05-31 Richard Guenther <rguenther@suse.de>
2559 * tree-loop-distribution.c (struct partition_s): New struct,
2560 typedef and vector type.
2561 (partition_alloc, partition_free): New functions.
2562 (generate_loops_for_partition, generate_builtin,
2563 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2564 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2565 build_rdg_partition_for_component, can_generate_builtin,
2566 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2567 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2568 number_of_rw_in_partition, partition_contains_all_rw,
2569 ldist_gen): Use partition_t instead of bitmap.
2571 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2573 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2574 * doc/avr-mmcu.texi: Regenerate.
2576 2012-05-31 Richard Guenther <rguenther@suse.de>
2578 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2579 Use FOR_EACH_SSA_DEF_OPERAND.
2580 (generate_builtin): Adjust.
2581 (stmt_generated_in_another_partition): Remove.
2582 (add_scalar_computations_to_partition): Likewise.
2583 (rdg_build_partitions): Do not call
2584 add_scalar_computations_to_partition.
2586 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2588 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2589 double ints throughout.
2590 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2591 Check that the position of the field is representable as an integer.
2593 2012-05-31 Richard Guenther <rguenther@suse.de>
2595 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2596 the MEM_REF offset to sizetype.
2598 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2600 * doc/invoke.texi (AVR Options): Fix typos.
2602 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2604 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2606 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2607 non-v32 into --march=v0_v10.
2609 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2611 * ira-int.h (target_ira_int): Rename x_move_cost to
2612 x_ira_register_move_cost, x_may_move_in_cost to
2613 x_ira_may_move_in_cost and x_may_move_out_cost to
2614 x_ira_may_move_out_cost. Delete the old fields with
2615 those names and also x_ira_max_register_move_cost,
2616 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2617 (move_cost, may_move_in_cost, may_move_out_cost)
2618 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2619 (ira_max_may_move_out_cost): Delete.
2620 * ira.c (init_move_cost): Rename to...
2621 (ira_init_register_move_cost): ...this, deleting the old
2622 function with that name. Apply above variable renamings.
2623 Retain asserts for null fields.
2624 (ira_init_once): Don't initialize register move costs here.
2625 (free_register_move_costs): Apply above variable renamings.
2626 Remove code for deleted fields.
2628 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2630 * ira.c (init_move_cost): Adjust choice of subclasses to match
2631 the current ira_init_register_move_cost choice. Use
2632 ira_class_subset_p instead of reg_class_subset_p.
2633 (ira_init_register_move_cost): Assert that move_cost,
2634 may_move_in_cost and may_move_out_cost already hold the desired
2635 values for their ira_* equivalents. For the latter two,
2636 ignore classes that can't store a register of the given mode.
2638 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2640 * ira.c (setup_allocno_and_important_classes): Use
2641 ira_class_hard_regs_num to check whether a class has any
2642 allocatable registers.
2643 (ira_init_register_move_cost): Likewise.
2645 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2647 * ira.c (init_move_cost): Adjust local variable names to match
2648 file conventions. Use ira_assert instead of gcc_assert.
2650 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2652 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2653 Move these definitions and associated target_globals fields to...
2654 * ira-int.h: ...here.
2655 * rtl.h (init_move_cost): Delete.
2656 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2657 * ira.c: ...here, making the latter static.
2659 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2661 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2662 and ira_register_move_cost instead of init_move_cost and move_cost.
2664 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2666 * ira.h (target_ira): Delete x_ira_available_class_regs.
2667 (ira_available_class_regs): Delete.
2668 * ira.c (setup_available_class_regs): Delete.
2669 (setup_alloc_classes): Don't call it.
2670 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2671 ira_available_class_regs.
2672 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2673 (model_spill_cost): Likewise.
2674 * ira-build.c (low_pressure_loop_node_p): Likewise.
2675 * ira-color.c (color_pass): Likewise.
2676 * ira-emit.c (change_loop): Likewise.
2677 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2678 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2679 (process_bb_node_lives): Likewise.
2680 * loop-invariant.c (gain_for_invariant): Likewise.
2682 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2685 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2686 (pa_section_type_flags): New.
2687 (pa_legitimate_constant_p): Revert previous change.
2689 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2691 * ira.c (allocate_initial_values): Make static.
2693 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2696 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2698 2012-05-30 Richard Guenther <rguenther@suse.de>
2701 * fold-const.c (fold_binary_loc): Make sure to call
2702 fold_plusminus_mult_expr with the original sign of operands.
2704 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2706 * Makefile.in: Fix many dependencies.
2707 (DWARF2_H): Depend on dwarf2.def.
2708 (RTL_ERROR_H): Depend on rtl-error.h.
2709 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2710 all gimple-pretty-print.h and tree-pretty-print.h references.
2712 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2714 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2717 2012-05-30 Richard Guenther <rguenther@suse.de>
2720 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2723 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2725 * explow.c (probe_stack_range): Restore simple control flow and stop
2726 again when the probe cannot be generated if HAVE_check_stack.
2728 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2730 PR rtl-optimization/53519
2731 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2732 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2734 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2736 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2738 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2741 * doc/tm.texi: Update.
2742 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2743 * target.def (force_at_comp_dir): New hook.
2744 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2745 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2747 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2749 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2751 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2752 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2754 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2757 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2758 flag_unsafe_math_optimizations is set.
2759 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2760 Update description of -mfused-madd.
2762 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2765 * config/sh/predicates.md (atomic_arith_operand,
2766 atomic_logical_operand): New predicates.
2767 * config/sh/sh.c (sh_option_override): Check atomic options.
2768 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2769 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2770 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2771 UNSUPPORTED_HARD_ATOMIC_CPU.
2772 * config/sh/sync.md: Update description comments.
2773 (I12): New mode iterator.
2774 (fetchop_predicate, fetchop_constraint): New code attributes.
2775 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2776 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2777 atomic_fetch_<fetchop_name>si_hard,
2778 atomic_fetch_<fetchop_name><mode>_hard,
2779 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2780 atomic_<fetchop_name>_fetchsi_hard,
2781 atomic_<fetchop_name>_fetch<mode>_hard,
2782 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2783 atomic_test_and_set_hard): New insns.
2784 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2785 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2786 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2787 atomic_test_and_set_soft): Use same formatting for the first line of
2788 the asm block as in new insns above.
2789 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2790 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2791 atomic_test_and_set): Integrate new *_hard insns into expanders.
2792 * config/sh/sh.opt (mhard-atomic): New option.
2793 * doc/invoke.texi (SH Options): Document it.
2795 2012-05-29 Meador Inge <meadori@codesourcery.com>
2797 * c-decl.c (c_push_function_context): Always create a new language
2799 (c_pop_function_context): Clear the language function created in
2800 c_push_function_context.
2802 2012-05-29 Matt Turner <mattst88@gmail.com>
2804 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2805 (define_bypass "ev6_fcmov"): New.
2807 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2809 * integrate.c: Remove.
2810 * integrate.h: Remove.
2811 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2812 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2813 * config/rs6000/t-rs6000: Likewise
2814 * config/spu/t-spu-elf: Likewise.
2815 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2816 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2817 from integrate.h to here.
2818 (initial_value_entry): New prototype.
2819 * reload.h (allocate_initial_values): Remove prototype.
2820 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2821 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2823 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2824 set_decl_abstract_flags, set_block_abstract_flags): Move from
2825 integrate.c to here, the only user.
2826 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2828 * function.c: Don't include integrate.h.
2829 (struct initial_value_pair, struct initial_value_struct,
2830 get_hard_reg_initial_val, has_hard_reg_initial_val,
2831 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2832 integrate.c to here.
2833 (initial_value_entry): New function.
2834 * genemit.c (main): Don't print integrate.h include line.
2835 * ira.c: Don't include integrate.h.
2836 (allocate_initial_values): Move from integrate.c to here.
2837 (ira): Update allocate_initial_values call.
2838 * tree-inline.c: Don't include integrate.h.
2839 (function_attribute_inlinable_p): Moved from integrate.c to here.
2840 * cfgexpand.c: Don't include integrate.h.
2841 * except.c: Likewise.
2842 * langhooks.c: Likewise.
2843 * passes.c: Likewise.
2844 * toplev.c: Likewise.
2845 * config/frv/frv.c: Likewise.
2846 * config/pa/pa.c: Likewise.
2847 * config/spu/spu.c: Likewise.
2848 * config/epiphany/epiphany.c: Likewise.
2849 * config/mep/mep.c: Likewise.
2850 * config/score/score.c: Likewise.
2851 * config/picochip/picochip.c: Likewise.
2852 * config/sh/sh.c: Likewise.
2853 * config/alpha/alpha.c: Likewise.
2854 * config/microblaze/microblaze.c: Likewise.
2855 * config/mips/mips.c: Likewise.
2856 * config/v850/v850.c: Likewise.
2857 * config/mmix/mmix.c: Likewise.
2858 * config/bfin/bfin.c: Likewise.
2859 * config/arm/arm.c: Likewise.
2860 * config/s390/s390.c: Likewise.
2861 * config/m32r/m32r.c: Likewise.
2862 * config/rs6000/rs6000.c: Likewise.
2863 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2864 * config/tilegx/tilegx.c: Likewise.
2865 * config/tilepro/tilepro.c: Likewise.
2867 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2869 * config/avr/t-avr (s-avr-mmcu-texi): Call
2870 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2872 2012-05-29 Michael Matz <matz@suse.de>
2874 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2875 assign_temp): Remove 'keep' argument.
2876 (mark_temp_addr_taken): Remove prototype.
2877 * tree.h (expand_decl): Remove prototype.
2878 * function.c (struct temp_slot): Remove addr_taken and keep member.
2879 (assign_stack_temp_for_type) Don't initialize above, remove
2881 (assign_stack_temp, assign_temp): Remove keep argument.
2882 (mark_temp_addr_taken): Remove.
2883 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2884 (free_temp_slots): Ditto.
2885 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2887 * stmt.c (expand_asm_operands): Remove dead code.
2888 (expand_decl): Remove.
2889 * c-decl.c (finish_struct): Don't call expand_decl.
2890 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2891 and assign_stack_temp.
2892 * calls.c (save_fixed_argument_area, initialize_argument_information,
2893 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2894 * expmed.c (extract_bit_field_1): Ditto.
2895 * expr.c (emit_group_load_1, emit_group_store,
2896 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2897 store_field, expand_constructor, expand_cond_expr_using_cmove,
2898 expand_expr_real_2, expand_expr_real_1): Ditto.
2899 * stmt.c (expand_asm_operands, expand_return): Ditto.
2901 * function.c (pop_temp_slots): Call free_temp_slots.
2902 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2904 * expr.c (expand_assignment): Don't call free_temp_slots.
2906 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2907 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2908 (ix86_expand_vector_extract): Ditto.
2909 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2910 ia64_expand_movxf_movrf): Ditto.
2911 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2912 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2913 extendsfdf2): Ditto.
2914 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2915 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2916 rs6000_allocate_stack_temp): Ditto.
2917 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2918 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2919 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2920 sparc_expand_vector_init): Ditto.
2922 2012-05-29 Michael Matz <matz@suse.de>
2924 * c-tree.h (c_expand_decl): Remove prototype.
2926 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2928 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2929 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2930 COMPOUND_LITERAL_EXPR.
2931 * function.c (expand_function_start): Don't call expand_decl,
2932 instead assert that we have RTL assigned.
2933 * tree-ssa-live.c (remove_unused_locals): Clear
2934 nonlocal_goto_save_area if its backing variable is removed.
2935 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2937 (expand_decl): Assert that this does nothing.
2938 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2940 2012-05-29 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/53516
2943 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2945 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2947 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2949 * LANGUAGES: Fix typos.
2950 * Makefile.in: Fix typos.
2951 * alias.c: Fix typos.
2952 * auto-inc-dec.c: Fix typos.
2953 * bb-reorder.c: Fix typos.
2954 * cfgcleanup.c: Fix typos.
2955 * cgraph.c: Fix typos.
2956 * cgraph.h: Fix typos.
2957 * cgraphunit.c: Fix typos.
2958 * collect2-aix.h: Fix typos.
2959 * collect2.c: Fix typos.
2960 * compare-elim.c: Fix typos.
2961 * config/alpha/vms.h: Fix typos.
2962 * config/arm/README-interworking: Fix typos.
2963 * config/arm/arm.c: Fix typos.
2964 * config/arm/iterators.md: Fix typos.
2965 * config/arm/vxworks.h: Fix typos.
2966 * config/avr/avr.c: Fix typos.
2967 * config/avr/avr.h: Fix typos.
2968 * config/avr/avr.md: Fix typos.
2969 * config/avr/builtins.def: Fix typos.
2970 * config/c6x/c6x.c: Fix typos.
2971 * config/cr16/cr16.c: Fix typos.
2972 * config/cr16/cr16.md: Fix typos.
2973 * config/cris/cris.md: Fix typos.
2974 * config/darwin.c: Fix typos.
2975 * config/darwin.opt: Fix typos.
2976 * config/i386/i386-c.c: Fix typos.
2977 * config/i386/i386.c: Fix typos.
2978 * config/ia64/ia64.c: Fix typos.
2979 * config/m68k/cf.md: Fix typos.
2980 * config/mep/mep.c: Fix typos.
2981 * config/microblaze/microblaze.c: Fix typos.
2982 * config/microblaze/microblaze.h: Fix typos.
2983 * config/mn10300/mn10300.c: Fix typos.
2984 * config/mn10300/mn10300.md: Fix typos.
2985 * config/pa/pa.c: Fix typos.
2986 * config/picochip/picochip.h: Fix typos.
2987 * config/rs6000/a2.md: Fix typos.
2988 * config/rs6000/rs6000.c: Fix typos.
2989 * config/rs6000/vector.md: Fix typos.
2990 * config/rx/rx.md: Fix typos.
2991 * config/rx/rx.opt: Fix typos.
2992 * config/s390/2097.md: Fix typos.
2993 * config/s390/s390.c: Fix typos.
2994 * config/s390/s390.h: Fix typos.
2995 * config/sh/sh.c: Fix typos.
2996 * config/sh/sh.md: Fix typos.
2997 * config/sparc/sync.md: Fix typos.
2998 * config/spu/spu.c: Fix typos.
2999 * config/spu/spu.md: Fix typos.
3000 * config/vms/vms.c: Fix typos.
3001 * config/vxworks-dummy.h: Fix typos.
3002 * config/vxworks.h: Fix typos.
3003 * cselib.c: Fix typos.
3004 * df-scan.c: Fix typos.
3006 * doc/extend.texi: Fix typos.
3007 * doc/install.texi: Fix typos.
3008 * doc/invoke.texi: Fix typos.
3009 * doc/md.texi: Fix typos.
3010 * doc/plugins.texi: Fix typos.
3011 * doc/rtl.texi: Fix typos.
3013 * dwarf2asm.c: Fix typos.
3014 * dwarf2out.c: Fix typos.
3015 * except.h: Fix typos.
3016 * expr.c: Fix typos.
3017 * fold-const.c: Fix typos.
3019 * gcse.c: Fix typos.
3020 * genautomata.c: Fix typos.
3021 * gengtype-state.c: Fix typos.
3022 * gengtype.c: Fix typos.
3023 * genhooks.c: Fix typos.
3024 * gimple-fold.c: Fix typos.
3025 * gimple-pretty-print.c: Fix typos.
3026 * gimple.c: Fix typos.
3027 * gimple.h: Fix typos.
3028 * gimplify.c: Fix typos.
3029 * graphite-interchange.c: Fix typos.
3030 * graphite-sese-to-poly.c: Fix typos.
3031 * ifcvt.c: Fix typos.
3032 * input.c: Fix typos.
3033 * ipa-cp.c: Fix typos.
3034 * ipa-inline-analysis.c: Fix typos.
3035 * ipa-inline-transform.c: Fix typos.
3036 * ipa-inline.c: Fix typos.
3037 * ipa-pure-const.c: Fix typos.
3038 * ipa-ref.h: Fix typos.
3039 * ipa-reference.c: Fix typos.
3040 * ipa-utils.c: Fix typos.
3042 * ira-emit.c: Fix typos.
3043 * ira-lives.c: Fix typos.
3044 * lto-streamer.c: Fix typos.
3045 * lto-streamer.h: Fix typos.
3046 * lto-wrapper.c: Fix typos.
3048 * mode-switching.c: Fix typos.
3049 * modulo-sched.c: Fix typos.
3050 * plugin.c: Fix typos.
3051 * postreload.c: Fix typos.
3052 * sched-deps.c: Fix typos.
3053 * sel-sched-ir.c: Fix typos.
3054 * sel-sched-ir.h: Fix typos.
3055 * sel-sched.c: Fix typos.
3056 * sese.c: Fix typos.
3057 * stor-layout.c: Fix typos.
3058 * target-hooks-macros.h: Fix typos.
3059 * target.def: Fix typos.
3060 * trans-mem.c: Fix typos.
3061 * tree-eh.c: Fix typos.
3062 * tree-predcom.c: Fix typos.
3063 * tree-sra.c: Fix typos.
3064 * tree-ssa-address.c: Fix typos.
3065 * tree-ssa-loop-ivopts.c: Fix typos.
3066 * tree-ssa-loop-niter.c: Fix typos.
3067 * tree-ssa-math-opts.c: Fix typos.
3068 * tree-ssa-pre.c: Fix typos.
3069 * tree-ssa-propagate.c: Fix typos.
3070 * tree-ssa-reassoc.c: Fix typos.
3071 * tree-ssa-sccvn.c: Fix typos.
3072 * tree-ssa-ter.c: Fix typos.
3073 * tree-ssa-uninit.c: Fix typos.
3074 * tree-ssanames.c: Fix typos.
3075 * tree-vect-generic.c: Fix typos.
3076 * tree-vect-slp.c: Fix typos.
3077 * tree.c: Fix typos.
3078 * tree.h: Fix typos.
3079 * varasm.c: Fix typos.
3080 * varpool.c: Fix typos.
3082 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3084 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3086 2012-05-29 Richard Guenther <rguenther@suse.de>
3088 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3090 (add_referenced_var_1): Re-organize. Assert we are not
3092 (remove_referenced_var): Likewise.
3093 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3094 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3095 call add_referenced_var on globals.
3096 * matrix-reorg.c (transform_access_sites): Likewise.
3098 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3100 * alias.c (reg_known_value): Make this a VEC.
3101 (reg_known_equiv_p): Make this an sbitmap.
3102 (reg_known_value_size): Remove.
3103 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3104 set_reg_known_equiv_p): Update for reg_known_value and
3105 reg_known_value_size data structure change.
3106 (init_alias_analysis, end_alias_analysis): Likewise.
3108 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3111 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3112 to avoid leaking memory. No need to handle memory allocation
3113 failure. Double string_len on each reallocation instead of adding 2.
3114 * gcov.c (read_line): Likewise.
3116 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3118 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3120 * config/cris/cris.md ("trap"): Define, enabled for
3121 TARGET_TRAP_USING_BREAK8.
3122 * config/cris/cris.opt (mtrap-using-break8): New option.
3124 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3127 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3130 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3132 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3133 (Standard Names): Fix typos in documentation of atomic patterns.
3135 2012-05-27 Nathan Sidwell <nathan@acm.org>
3137 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3139 2012-05-26 Jason Merrill <jason@redhat.com>
3142 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3143 about array compound literals.
3145 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3147 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3148 if CLEANUP_NO_INSN_DEL.
3149 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3150 from cfg_layout_merge_blocks.
3151 (emit_nop_for_unique_locus_between): New function.
3152 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3153 (cfg_layout_merge_blocks): Likewise.
3155 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3156 Paolo Bonzini <bonzini@gnu.org>
3158 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3159 EXPR_LIST at this point. Receive the LOC and move its extraction...
3160 (df_defs_record): ... here. Change if-else to a switch statement.
3161 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3162 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3163 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3164 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3165 regs_invalidated_by_call.
3166 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3169 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3172 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3173 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3175 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3177 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3178 software floating point emulation. No longer build the multilibs
3179 with -mstrict-align.
3181 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3184 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3185 accessed indirectly.
3186 (ipa_tm_create_version): Same.
3188 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3191 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3192 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3194 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3197 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3198 (ix86_expand_vec_perm): Use int mode instead of float.
3199 (expand_vec_perm_pshufb): Remove handling of useseless type
3202 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3205 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3206 gnu_ld variables to yes.
3207 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3208 (HAVE_GNU_AS): Likewise.
3209 * config.in: Regenerate.
3210 * configure: Likewise.
3212 2012-05-25 Tristan Gingold <gingold@adacore.com>
3214 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3215 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3216 and preferred_alignment.
3218 2012-05-25 Tristan Gingold <gingold@adacore.com>
3220 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3222 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3224 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3225 volatile bitfields case.
3227 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3229 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3230 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3231 (adjacent_mem_locations): Move some code to and call...
3232 (get_memref_parts): ...new function.
3233 (mem_locations_overlap): New function.
3234 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3235 (is_mem_ref): Rename to...
3236 (find_mem_ref): ...this. Return MEM rtx.
3237 (get_store_dest): Remove function.
3238 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3239 new parameter and adjust calls.
3240 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3241 mem refs overlap for true_store_to_load_dep_costly.
3242 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3243 passed to adjacent_mem_locations.
3244 (is_costly_group): Walk resolved dependency list.
3245 (force_new_group): Emit group ending nop for Power6/Power7.
3246 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3247 (group_ending_nop): New define_insn.
3249 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3251 Make unwound macro expansion trace less redundant
3252 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3253 context of macro definition in the trace, when it's redundant.
3256 2012-05-24 Richard Guenther <rguenther@suse.de>
3259 * tree-profile.c (tree_profiling): Cleanup the CFG if
3260 execute_fixup_cfg requests it.
3262 2012-05-24 Richard Guenther <rguenther@suse.de>
3264 * tree-flow.h (create_var_ann): Remove.
3265 * tree-dfa.c (create_var_ann): Remove and inline into its
3267 (add_referenced_var_1): ... here.
3268 * varpool.c (add_new_static_var): Do not call add_referenced_var
3270 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3271 * tree-switch-conversion.c (build_one_array): Likewise.
3272 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3273 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3275 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3276 gimple_referenced_vars instead of gimple_in_ssa_p.
3277 (copy_tree_body_r): Likewise.
3278 (setup_one_parameter): Likewise.
3279 (declare_return_variable): Likewise.
3280 (tree_function_versioning): Likewise.
3282 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3284 PR tree-optimization/53465
3285 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3286 vr0 into *vr, then vrp_meet that.
3287 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3288 have any equivalences.
3289 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3292 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3294 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3296 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3297 check end_regno - 1 is a hard register.
3299 2012-05-24 Richard Guenther <rguenther@suse.de>
3301 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3302 * tree-ssa-operands.c (create_vop_var): Likewise.
3304 2012-05-24 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3309 (remove_unused_locals): Pass global_unused_vars to
3310 remove_unused_scope_block_p. Restore code walking all
3311 referenced vars and pruning them.
3313 2012-05-23 Jan Hubicka <jh@suse.cz>
3315 * tree.h (alias_diag_flags): Remove.
3316 (alias_pair): Remove emitted_diags.
3317 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3318 symbol_alias_set_t, symbol_alias_set_destroy,
3319 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3320 * toplev.c (compile_file): Do not call finish_aliases_2
3321 * cgraphunit.c (cgraph_process_new_functions): Do not call
3323 (handle_alias_pairs): Output diagnostics about aliases to externals.
3324 (assemble_thunks_and_aliases): Use do_assemble_alias.
3325 (output_weakrefs): Likewise.
3326 (finalize_compilation_unit): Do not call finish_aliases_1.
3327 * ipa.c (symtab_remove_unreachable_nodes): De not call
3328 remove_unreachable_alias_pairs.
3329 * varasm.c (do_assemble_alias): Export.
3330 (symbol_alias_set_create, symbol_alias_set_destroy,
3331 symbol_alias_set_contains, symbol_alias_set_insert,
3332 propagate_aliases_forward, propagate_aliases_backward,
3333 propagate_aliases_backward, trivially_visible_alias,
3334 trivially_defined_alias, remove_unreachable_alias_pairs,
3335 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3336 * output.h (do_assemble_alias): Declare.
3337 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3340 2012-05-23 Martin Jambor <mjambor@suse.cz>
3342 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3344 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3346 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3348 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3349 (iterative_hash_gimple_type): Adjust comment.
3350 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3351 domain for an array type instead of the domain type itself.
3353 2012-05-23 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/53438
3356 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3358 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3361 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3362 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3365 2012-05-23 Richard Guenther <rguenther@suse.de>
3367 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3368 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3369 via the global_unused_vars bitmap.
3370 (remove_unused_locals): Handle global vars in local-decls via
3371 a global_unused_vars bitmap instead of the used flag in the
3372 var annotation. Simplify global variable handling and removal.
3374 2012-05-22 Jan Hubicka <jh@suse.cz>
3377 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3378 from other partitions.
3380 2012-05-22 Jan Hubicka <jh@suse.cz>
3383 * symtab.c (symtab_register_node): Fix ordering issue.
3385 2012-05-22 Steven Drake <sbd@NetBSD.org>
3387 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3389 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3391 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3392 Use strip_name_encoding target hook.
3394 2012-05-22 Richard Guenther <rguenther@suse.de>
3396 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3397 (init_function_for_compilation): Remove.
3398 * tree-dfa.c (find_vars_r): Take struct function argument.
3399 (find_referenced_vars_in): Adjust.
3400 * tree-ssa-operands.c (clobber_stats): Remove.
3401 (create_vop_var): Take struct function argument. Mark
3402 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3403 (init_ssa_operands): Take struct function argument.
3404 (fini_ssa_operands): Do not dump dead stats.
3405 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3407 * cgraphunit.c (init_lowered_empty_function): Adjust.
3408 * lto-streamer-in.c (input_cfg): Likewise.
3409 * tree-inline.c (initialize_cfun): Likewise.
3410 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3411 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3412 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3413 virtual operands are not registers.
3415 2012-05-22 Richard Guenther <rguenther@suse.de>
3417 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3419 2012-05-22 Richard Guenther <rguenther@suse.de>
3422 * tree-inline.c (setup_one_parameter): Create a dummy init
3423 statement for unused parameters when not optimizing.
3425 2012-05-22 Richard Guenther <rguenther@suse.de>
3427 * tree-flow.h (add_referenced_var_1): Declare.
3428 (add_referenced_var): Define.
3429 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3430 (add_referenced_var): Rename to ...
3431 (add_referenced_var_1): ... this. Take struct function argument.
3433 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3436 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3437 * config/arm/arm.c (arm_validize_comparison): Define.
3438 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3439 arm_validize_comparison.
3440 ("cbranchdi4"): Likewise.
3441 ("cstoredi4"): Likewise.
3442 ("movsicc"): Likewise.
3443 ("movsfcc"): Likewise.
3444 ("movdfcc"): Likewise.
3446 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3448 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3449 the mw_reg_pool size.
3451 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3453 PR tree-optimization/53336
3454 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3455 non-integer integral types to offset type and vice versa.
3457 2012-05-22 Alan Modra <amodra@gmail.com>
3459 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3460 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3461 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3462 V_SAVE_INLINE): Delete.
3463 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3464 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3465 For ELF targets, use out-of-line restores for -Os and any number
3466 of regs if the restore exits, and out-of-line gp save for two or
3467 more regs. Use save_reg_p to test for holes in reg restore set.
3468 Replace "#if" with "if".
3470 2012-05-22 Alan Modra <amodra@gmail.com>
3472 * config/rs6000/rs6000.c (save_reg_p): New function.
3473 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3474 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3475 (emit_frame_save): Use gen_frame_store.
3476 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3477 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3479 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3480 vrsave, toc, gp and fp restores.
3482 2012-05-22 Alan Modra <amodra@gmail.com>
3484 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3485 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3486 Move function pointer variables after forward declarations.
3487 (rs6000_builtin_support_vector_misalignment): Make static.
3488 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3489 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3491 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3493 PR rtl-optimization/53373
3494 * caller-save.c (save_call_clobbered_regs): Look into a possible
3495 PARALLEL manually rather than using single_set on a call insn.
3497 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3499 PR tree-optimization/53436
3500 * omp-low.c (omp_build_component_ref): New function.
3501 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3503 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3507 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3508 Do not print '.' here. Output operand lossage error for unhandled
3513 <case 'z'>: Hardcode "code" argument into error strings.
3515 <case 'D'>: Merge AVX and non-AVX codes.
3516 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3517 Update call to put_condition_code.
3519 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3521 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3523 (clzsi2): New expander.
3524 (*clzsi2_68k): New insn.
3525 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3527 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3529 * gimple.h (gimple_set_in_transaction): Remove.
3530 (gimple_in_transaction): Look in BB instead.
3531 (gimple_statement_base): Remove in_transaction field.
3532 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3533 * trans-mem.c (compute_transaction_bits): Place transaction bit
3534 information into basic blocks.
3536 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3538 * expr.c (get_def_for_expr_class): Define only if
3539 HAVE_conditional_move.
3540 (convert_tree_comp_to_rtx): Likewise.
3542 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3545 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3547 (ffssi2_no_cmove): Ditto.
3548 (*ffs<mode>_1): Remove insn pattern.
3549 (*tzcnt<mode>_1): New insn pattern.
3550 (*bsf<mode>1): Ditto.
3552 2012-05-21 Richard Guenther <rguenther@suse.de>
3554 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3555 more referenced vars.
3556 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3557 flag on variables that have a var-annotation.
3559 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3562 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3563 from folded operands before wrapping another around the
3564 conditional expression.
3566 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3568 PR tree-optimization/53366
3569 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3570 tests if complex_numbers == 2, but there are non-complex number loads
3573 PR tree-optimization/53409
3574 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3575 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3577 PR tree-optimization/53410
3578 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3579 instead of build_int_cst (type, 0) where vector types might be
3580 involved. Instead of build_int_cst (type, 1) convert the original
3581 integer_onep argument to the desired type.
3583 2012-05-21 Michael Matz <matz@suse.de>
3585 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3586 (simplify_test_exp): Handle one more case of distributive law,
3587 decrease cost threshold.
3588 (tests_attr_p, get_attr_order): New functions.
3589 (optimize_attrs): Use topological order, inline only cheap values.
3590 (write_attr_set): Reset our_known_true after some time.
3592 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3595 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3596 vector argument without SSE enabled changes the ABI.
3598 2012-05-21 Richard Guenther <rguenther@suse.de>
3600 PR tree-optimization/53408
3601 * tree-vect-loop.c (vectorizable_induction): Properly check
3602 the restriction that we cannot handle induction results from
3603 the inner loop outside of the outer loop.
3605 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3608 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3609 (UNSPECV_RDRAND): This.
3610 (rdrand<mode>_1): Updated.
3612 2012-05-21 Richard Guenther <rguenther@suse.de>
3614 * tree-loop-distribution.c (can_generate_builtin): Reject
3617 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3619 * Makefile.in (options.c): Add options.h to included header
3622 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3624 * tree-parloops.c : Add myself to contributors, update
3625 TODO list, add link to wiki.
3627 2012-05-21 Alan Modra <amodra@gmail.com>
3629 * config/rs6000/predicates.md (input_operand): Don't match
3630 constant pool addresses. Remove label_ref, high and plus from
3631 match_code list. Remove redundant CONSTANT_P test.
3632 (splat_input_operand): Similarly update match_code list.
3633 (small_toc_ref): New predicate.
3634 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3635 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3636 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3637 register checks to..
3638 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3639 generated by create_TOC_reference.
3640 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3641 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3642 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3643 (use_toc_relative_ref): New function, split out from..
3644 (rs6000_emit_move): ..here. Remove redundant tests. Update
3645 create_TOC_reference calls.
3646 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3647 of medium/large model toc addresses. Use use_toc_relative_ref.
3648 (print_operand): Formatting, style. Adjust for toc changes.
3649 (print_operand_address): Likewise.
3650 (rs6000_output_addr_const_extra): Likewise.
3651 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3652 than a PLUS. Use this formulation for both high and low part
3653 of -mcmodel=medium/large toc reference too. Before reload,
3654 always use the small model formulation.
3655 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3656 a PLUS in high part of addresses here.
3657 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3658 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3659 (largetoc_high, largetoc_low): Move earlier. Cope when no
3661 (largetoc_high_plus): New insn.
3662 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3663 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3664 (tocref): ..instead do so here, new insn and split.
3666 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3668 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3669 RDRND, F16C and FSGSBASE.
3671 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3673 PR rtl-optimzation/53373
3674 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3675 call pattern. Update split patterns.
3676 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3677 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3679 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3681 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3684 2012-05-18 Jan Hubicka <jh@suse.cz>
3686 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3687 (cgraph_process_new_functions): Process also aliases.
3688 * lto-streamer-out.c (struct sets): Remove.
3689 (trivally_defined_alias): Remove.
3690 (output_alias_pair_p): Remove.
3691 (output_unreferenced_globals): Remove.
3692 (produce_symtab); Do not handle alias pairs.
3693 (produce_asm_for_decls): Likewise.
3694 * lto-streamer-in.c (input_alias_pairs): Remove.
3695 (lto_read_body): Do not input alias pairs.
3696 (lto_input_constructors_and_inits): Remove.
3698 2012-05-18 Jan Hubicka <jh@suse.cz>
3700 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3703 2012-05-18 Jan Hubicka <jh@suse.cz>
3705 * cgraphbuild.c (record_reference): Update.
3706 * lto-cgraph.c (lto_output_varpool_node): External vars
3707 are not in other partition even if they are not output
3708 in current partition.
3709 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3711 (canonicalize_constructor_val): Take FROM_DECL argument.
3712 (fold_ctor_reference, fold_string_cst_ctor_reference,
3713 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3714 fold_ctor_reference): Likewise.
3715 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3716 * gimple.h (gimple_fold_builtin): Likewise.
3718 2012-05-18 Olivier Hainque <hainque@adacore.com>
3720 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3721 $(libsubdir) as libexecsubdir.
3723 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3725 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3726 relied on signed overflow behavior.
3728 2012-05-18 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/53346
3731 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3732 builtin transform even when only a single partition with
3733 all reads/writes exists.
3735 2012-05-18 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/53390
3738 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3741 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3743 * tree-ssa-reassoc.c (bip_map): Remove decl.
3744 (completely_remove_stmt): Remove function.
3745 (remove_def_if_absorbed_call): Remove function.
3746 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3747 (possibly_move_powi): Remove function.
3748 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3749 (rewrite_expr_tree_parallel): Likewise.
3750 (attempt_builtin_powi): Build multiplies explicitly rather than
3751 relying on the ops vector and rank system.
3752 (transform_stmt_to_copy): New function.
3753 (transform_stmt_to_multiply): Likewise.
3754 (reassociate_bb): Handle leftover operations after __builtin_powi
3755 optimization; build a final multiply if necessary.
3757 2012-05-18 Jan Hubicka <jh@suse.cz>
3759 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3760 (mark_functions_to_output): Fix sanity check.
3761 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3763 2012-05-18 Richard Guenther <rguenther@suse.de>
3765 * tree-flow.h (mark_symbols_for_renaming): Remove.
3766 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3767 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3768 (copy_debug_stmt): Likewise.
3769 (expand_call_inline): Likewise.
3770 (declare_return_variable): Mark the return variable for renaming
3773 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3775 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3777 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3778 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3779 (ashrdi3,lshrdi3): Likewise.
3780 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3782 2012-05-18 Meador Inge <meadori@codesourcery.com>
3784 PR rtl-optimization/53352
3785 * cse.c (equiv_constant): Ignore paradoxical subregs.
3787 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3789 PR rtl-optimization/53125
3790 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3791 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3792 die in the basic block. Correctly top off REG_FREQ and
3793 REG_FREQ_CALLS_CROSSED.
3795 (regstat_compute_ri): Allocate and free local_live_last_luid.
3797 (regstat_bb_compute_calls_crossed): Correctly top off
3798 REG_FREQ_CALLS_CROSSED.
3800 2012-05-17 Jan Hubicka <jh@suse.cz>
3802 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3803 constructor over decl without.
3804 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3805 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3806 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3808 (mark_functions_to_output): Also accept bodies for functions with
3810 (output_in_order): Skip external vars.
3811 * lto-cgraph.c (lto_output_node): External functions are never in other
3813 (lto_output_varpool_node): Likewise.
3814 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3815 forgotten initializers.
3816 * ipa.c (process_references): Handle external vars.
3817 (symtab_remove_unreachable_nodes): Update to handle external vars.
3818 (varpool_externally_visible_p): External vars are externally visible.
3819 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3820 * varpool.c (varpool_remove_node): Remove constructor.
3821 (decide_is_variable_needed): Handle externals.
3822 (varpool_remove_unreferenced_decls): Likewise.
3824 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3826 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3827 (enable_warning_as_error): Do not special case Wuninitialized.
3828 * optc-gen.awk: Add sanity checks.
3830 2012-05-17 Jan Hubicka <jh@suse.cz>
3832 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3833 that might change as result of global optimization.
3834 (analyze_function): Do not check analyzed and externally_visible
3835 flags; be happy about address dereferences.
3836 (propagate): Prune all_module_statics so it really contains just
3837 statics; prune all the local summaries.
3838 (ipa_reference_write_optimization_summary): Simplify.
3840 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3842 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3843 * config/m68k/m68k-tables.opt: Regenerated.
3844 * doc/invoke.texi (M680x0 Options): Document.
3846 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3847 Patrick Marlier <patrick.marlier@gmail.com>
3849 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3852 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3854 * configure: Regenerated.
3856 2012-05-16 Andrew Pinski <apinski@cavium.com>
3858 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3861 2012-05-16 David S. Miller <davem@davemloft.net>
3863 * jump.c (delete_related_insns): If we remove a CALL, make sure
3864 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3866 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3868 PR tree-optimization/53217
3869 * tree-ssa-reassoc.c (bip_map): New static variable.
3870 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3871 (attempt_builtin_powi): Save feeding multiplies on a stack.
3872 (reassociate_bb): Create and destroy bip_map.
3874 2012-05-16 Olivier Hainque <hainque@adacore.com>
3876 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3877 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3878 Add comments and improve stamp preservation across the whole sequence.
3879 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3881 2012-05-16 Richard Guenther <rguenther@suse.de>
3883 * tree-inline.c (insert_init_stmt): Do not call
3884 mark_symbols_for_renaming.
3885 (setup_one_parameter): Avoid initializing unused parameters.
3886 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3887 return vars in SSA form.
3889 2012-05-16 Richard Guenther <rguenther@suse.de>
3891 * tree-flow.h (get_virtual_var): Remove.
3892 * tree-dfa.c (get_virtual_var): Likewise.
3894 2012-05-16 Richard Guenther <rguenther@suse.de>
3896 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3897 Remove set-only bitmap of new names.
3898 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3900 * tree-flow.h (ssa_names_to_replace): Remove.
3901 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3903 2012-05-16 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/53364
3906 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3907 detect a view-conversion of the decl.
3909 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3911 PR preprocessor/7263
3912 * c-tree.h (enum c_declspec_word): Declare new enum.
3913 (struct c_declspecs::locations): New member.
3914 (declspecs_add_qual, declspecs_add_scspec)
3915 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3917 * c-decl.c (build_null_declspecs): Initialize the new struct
3918 c_declspecs::locations member.
3919 (declspecs_add_addrspace): Take a location parameter for the
3920 address space. Store it onto declaration specifiers.
3921 (declspecs_add_qual): Likewise, take a location parameter for the
3923 (declspecs_add_type): Likewise, take a location parameter for the
3925 (declspecs_add_scspec): Likewise, take a location parameter for
3926 the storage class specifier.
3927 (declspecs_add_attrs): Likewise, take a location parameter for the
3929 (declspecs_add_alignas): Likewise, take a location parameter for
3931 (finish_declspecs): For diagnostics, use the location of the
3932 relevant declspec, instead of the global input_location.
3933 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3934 virtual location of the declspec to the declspecs-setters.
3935 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3938 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3940 * configure.ac: Stack protector enabling for Android targets.
3941 * configure: Regenerate.
3943 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3945 * ira.c (pseudo_move_insn): Delete.
3946 (find_moveable_pseudos): Don't set it.
3947 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3948 the definitions of the original pseudo. Delete all of them.
3950 2012-05-16 Olivier Hainque <hainque@adacore.com>
3952 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3954 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3955 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3956 * config/rs6000/8540.md: indicate that the units/patterns apply to
3959 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3960 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3961 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3962 related flags, check that what is queried is supported by the selected
3963 configuration. Rework the single/double_float and MASK_STRING resets to
3964 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3965 costs for PROCESSOR_PPC8548 as well.
3966 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3967 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3968 statement instead of a sequence of ifs.
3970 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3971 (TARGET_NO_LWSYNC): Adjust accordingly.
3972 * config/rs6000/e500.h (TARGET_E500): Remove.
3973 (CHECK_E500_OPTIONS): Adjust accordingly.
3974 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3975 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3976 * config/rs6000/linuxspe.h: Likewise.
3977 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3978 superfluous comments.
3979 * config/rs6000/e500-double.h: Remove.
3981 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3982 default to with_cpu=8548 if --enable-e500-double, and to 8540
3984 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3985 of e500-double.h for --enable-e500-double.
3987 2012-05-16 Olivier Hainque <hainque@adacore.com>
3989 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3990 -e d in sed invocation.
3992 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3994 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3996 * doc/tm.texi: Regenerate.
3998 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4000 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4002 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4005 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4006 that operands[2] is either immediate, or q_regs_operand.
4008 2012-05-15 Richard Guenther <rguenther@suse.de>
4010 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4011 (assemble_thunk): Likewise. Manually rename and register
4014 2012-05-15 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/53355
4017 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4020 2012-05-15 Tristan Gingold <gingold@adacore.com>
4022 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4024 2012-05-15 Richard Guenther <rguenther@suse.de>
4026 * gimple.c (gimple_set_modified): Move ...
4027 * gimple.h (gimple_set_modified): ... here.
4029 2012-05-15 Tristan Gingold <gingold@adacore.com>
4031 * ira-color.c (move_spill_restore): Add a guard.
4033 2012-05-15 Tristan Gingold <gingold@adacore.com>
4035 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4038 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4040 * gimplify.c (gimplify_init_constructor): Do a block move for very
4041 small objects as well.
4043 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4045 * ira.c (find_moveable_pseudos): Skip registers whose
4046 DF_REG_EQ_USE_COUNT is nonzero.
4048 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4050 * doc/md.texi (fma): Define to only be applicable for single rounding.
4052 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4056 generate target register for "load" class builtins.
4059 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4062 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4063 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4064 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4065 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4066 (<sse>_movu<ssemodesuffix>): New expander.
4067 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4068 (avx_movdqu<avxmodesuffix>): New expander.
4069 (*sse2_movdqu): Rename from sse2_movdqu.
4070 (sse2_movdqu): New expander.
4072 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4075 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4076 (canonicalize_perm): ... new function.
4077 (expand_vec_perm_2vperm2f128_vshuf): New function.
4078 (ix86_expand_vec_perm_const_1): Call it.
4080 2012-05-14 Andrew Pinski <apinski@cavium.com>
4081 H.J. Lu <hongjiu.lu@intel.com>
4082 Jakub Jelinek <jakub@redhat.com>
4085 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4088 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4090 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4091 lineno 1 the same as lineno 0 before first start file directive.
4092 (optimize_macinfo_range): Likewise.
4094 * dwarf2out.c (have_macinfo): Define.
4095 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4096 attribute, don't force empty compilation unit and don't emit any
4097 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4099 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4102 * config/avr/avr.c (avr_const_address_lo16): Remove.
4103 (avr_assemble_integer): Print ".byte lo8(x)",
4104 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4105 .warning if 3-byte address is assembled.
4106 * doc/extend.texi (AVR Named Address Spaces): Document that
4107 binutils 2.23 is needed to assemble 3-byte addresses.
4109 2012-05-14 Richard Guenther <rguenther@suse.de>
4111 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4112 call to mark_symbols_for_renaming.
4113 (vect_permute_load_chain): Likewise.
4114 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4115 instead of calling mark_symbols_for_renaming.
4116 * tree-vect-stmts.c (read_vector_array): Remove call to
4117 mark_symbols_for_renaming.
4118 (write_vector_array): Likewise.
4119 (vectorizable_call): Likewise.
4120 (vectorizable_store): Likewise.
4121 (vectorizable_load): Likewise.
4122 * matrix-reorg.c (transform_allocation_sites): Likewise.
4123 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4124 (create_expression_by_pieces): Likewise.
4126 2012-05-14 Richard Guenther <rguenther@suse.de>
4128 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4129 of statements for renaming.
4130 (force_gimple_operand_1): Likewise, consistently for both
4131 calls to force_gimple_operand and force_gimple_operand_gsi.
4133 2012-05-14 Richard Guenther <rguenther@suse.de>
4135 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4136 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4138 (expand_omp_for): Likewise.
4139 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4140 Use make_rename_temp for temporaries that should be rewritten into
4142 (expand_omp_for_static_nochunk): Likewise.
4143 (expand_omp_atomic_pipeline): Likewise.
4145 2012-05-14 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/53331
4148 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4150 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4152 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4155 * doc/options.texi: (LangEnabledBy): Document it.
4156 * optc-gen.awk: Handle LangEnabledBy.
4157 * opth-gen.awk: Generate declaration for lang-specific functions.
4158 * opt-read.awk: Record lang numbers.
4159 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4160 (lang_sanitized_name): New.
4162 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4164 * attribs.c (decl_attributes): Avoid emitting a warning if
4166 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4167 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4168 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4169 define a string "1".
4170 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4171 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4172 BUILT_IN_STRCPY): Use it for these functions.
4173 * postreload.c (reload_combine): Deal with SETs inside
4174 CALL_INSN_FUNCTION_USAGE.
4175 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4176 Look for REG_RETURNED notes and use a cheap restore if possible.
4177 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4178 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4179 * ira-build.c (ira_create_allocno, create_cap_allocno,
4180 propagate_allocno_info, propagate_some_info_from_allocno,
4181 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4182 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4183 find_call_crossed_cheap_reg): New static functions.
4184 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4185 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4186 a REG_RETURNED note in that case.
4187 * ira.c (setup_reg_renumber): Change assert to allow cases where
4188 allocnos only cross calls for which they are cheap to restore.
4189 * ira-costs.c (ira_tune_allocno_costs): Compare
4190 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4192 * reg-notes.def (REG_RETURNED): New note.
4193 * cse.c (cse_insn): Likewise.
4194 * sched-deps.c (sched_analyze_insn): Likewise.
4195 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4196 * calls.c (decl_return_flags): New static function.
4197 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4198 functions that return one of their arguments.
4199 * regcprop.c (struct kill_set_value_data): New.
4200 (kill_set_value): Interpret data as a pointer to such a struct.
4201 Do nothing if the caller wants the register to be ignored.
4202 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4204 2012-05-14 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/53340
4207 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4209 2012-05-14 Richard Guenther <rguenther@suse.de>
4211 * gimplify.c (gimplify_expr): Remove odd code.
4213 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4215 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4216 into a PLUS_EXPR byte offset.
4218 * tree-ssa-pre.c (can_value_number_call): Delete.
4219 (compute_avail): Skip all statements with side effects.
4220 <GIMPLE_CALL>: Skip calls to internal functions.
4222 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4224 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4226 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4228 * common.opt (Wtype-limits): Use EnabledBy.
4230 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4232 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4233 (pushtf splitter): Ditto.
4235 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4236 (<code>tf2): Enable for TARGET_SSE.
4237 (*absnegtf2_sse): Ditto.
4238 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4239 (copysign<mode>3_const): Ditto.
4240 (copysign<mode>3_var): Ditto.
4241 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4242 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4243 (*<code>tf3): Ditto.
4244 * config/i386/i386.c (struct builtin_description bdesc_args)
4245 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4246 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4247 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4248 Emit a normal call if SSE isn't available.
4250 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4253 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4254 (<code><mode>3): Ditto.
4255 (*andnot<mode>3): Ditto.
4256 (*andnottf3): Ditto.
4257 (*<code><mode>3): Ditto.
4260 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4262 * optc-gen.awk: Error instead of warning for conflicting help.
4264 2012-05-12 Jason Merrill <jason@redhat.com>
4267 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4270 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4272 * function.c (requires_stack_frame_p): If the function can throw
4273 non-call exceptions, return true if the insn can throw internally.
4275 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4277 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4279 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4281 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4282 ORDERED and UNORDERED conditions.
4284 2012-05-11 Richard Guenther <rguenther@suse.de>
4286 * tree-flow.h (referenced_var_check_and_insert): Remove.
4287 (find_new_referenced_vars): Likewise.
4288 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4289 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4290 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4291 instead of find_new_referenced_vars.
4292 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4294 2012-05-11 Richard Guenther <rguenther@suse.de>
4296 * tree-pass.h (pass_rest_of_compilation,
4297 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4299 * passes.c (pass_all_optimizations, pass_postreload,
4300 pass_all_early_optimizations): Make static.
4301 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4302 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4303 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4304 (delete_tree_ssa): Do not call fini_phinodes.
4305 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4307 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4310 * doc/options.texi (EnabledBy): Document
4311 * opts.c: Include opts.h and options.h before tm.h.
4312 (finish_options): Do not handle some sub-options here...
4313 (common_handle_option): ... instead call common_handle_option_auto
4315 * optc-gen.awk: Handle EnabledBy.
4316 * opth-gen.awk: Declare common_handle_option_auto.
4317 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4318 (Wmaybe-uninitialized): Likewise.
4319 (Wunused-but-set-variable): Likewise.
4320 (Wunused-function): Likewise.
4321 (Wunused-label): Likewise.
4322 (Wunused-value): Likewise.
4323 (Wunused-variable): Likewise.
4324 * opt-read.awk: Create opt_numbers array.
4326 2012-05-11 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/53295
4329 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4331 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4332 strides when analyzing data-references in a loop context.
4333 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4334 non-constant strides for now.
4335 (vect_enhance_data_refs_alignment): Ignore data references
4336 that are strided loads.
4337 (vect_analyze_data_ref_access): Handle non-constant strides.
4338 (vect_check_strided_load): Verify the data-reference is a load.
4339 (vect_analyze_data_refs): Restructure to make strided load
4340 support not dependent on gather support.
4341 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4342 when doing strided or gather loads.
4343 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4344 integer_zerop to compare stride with zero.
4346 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4348 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4350 2012-05-11 Jan Hubicka <jh@suse.cz>
4353 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4354 that output_constant_pool missed.
4356 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4358 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4359 MULTILIB_EXTRA_OPTS.
4361 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4366 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4369 optimization for TARGET_AVX.
4370 (*movti_internal_sse): Ditto.
4371 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4372 (*movdi_internal): Ditto.
4373 (*movsi_internal): Ditto.
4374 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4375 (*movdf_internal_rex64): Ditto.
4376 (*movfd_internal): Ditto.
4377 (*movsf_internal): Ditto.
4378 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4380 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4382 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4383 reference as size attribute.
4385 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4386 Tristan Gingold <gingold@adacore.com>
4388 * doc/md.texi (Standard Names): Document probe_stack_address.
4389 * explow.c (emit_stack_probe): Handle probe_stack_address.
4390 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4391 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4392 (probe_stack_address): New insn.
4393 (probe_stack_range): Likewise.
4394 * config/ia64/ia64.c: Include common/common-target.h.
4395 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4396 checking is enabled.
4397 (ia64_emit_probe_stack_range): New function.
4398 (output_probe_stack_range): Likewise.
4399 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4400 builtin stack checking is enabled.
4401 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4402 and UNSPECV_PROBE_STACK_ADDRESS.
4403 (unknown_for_bundling_p): New predicate.
4404 (group_barrier_needed): Use important_for_bundling_p.
4405 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4406 (issue_nops_and_insn): Likewise.
4407 (bundling): Likewise.
4408 (final_emit_insn_group_barriers): Likewise.
4409 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4410 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4411 (STACK_CHECK_PROTECT): Likewise.
4412 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4414 2012-05-10 Jan Hubicka <jh@suse.cz>
4416 * ipa-inline.c (update_all_callee_keys): Remove.
4417 (inline_small_functions): Simplify priority updating.
4419 2012-05-10 Jan Hubicka <jh@suse.cz>
4421 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4423 2012-05-10 Jan Hubicka <jh@suse.cz>
4425 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4426 (symtab_remove_unreachable_nodes): ... this one.
4427 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4428 * cgraphunit.c (ipa_passes): Update.
4429 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4430 * cgraph.c (cgraph_release_function_body): Only turn initial
4431 into error mark when initial was previously set.
4432 * ipa-inline.c (ipa_inline): Update.
4433 * ipa.c: Include ipa-inline.h
4434 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4435 (enqueue_node): New function.
4436 (process_references): Update.
4437 (symtab_remove_unreachable_nodes): Cleanup.
4438 * passes.c (execute_todo, execute_one_pass): Update.
4440 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4442 PR rtl-optimization/53125
4443 * ira.c (ira): Call find_moveable_pseudos and
4444 move_unallocated_pseudos if only ira_conflicts_p is true.
4446 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md (*movoi_internal_avx): Handle
4449 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4450 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4451 (*movti_internal_sse): Ditto.
4452 (*movtf_internal): Ditto.
4453 * config/i386/sse.md (ssePSmode): New mode attribute.
4454 (*move<mode>_internal): Use ssePSmode.
4455 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4456 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4457 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4458 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4460 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4462 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4463 DECL_ORIGINAL_TYPE if it is present.
4465 2012-05-10 Nick Clifton <nickc@redhat.com>
4468 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4469 a "0" constraint to being a (match_dup 0).
4471 2012-05-10 Richard Guenther <rguenther@suse.de>
4473 * stor-layout.c (byte_from_pos): Amend comment.
4475 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4477 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4478 Document requirement to call in constructors.
4480 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4482 2012-05-10 Richard Guenther <rguenther@suse.de>
4484 * tree.h (TYPE_IS_SIZETYPE): Remove.
4485 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4486 (extract_muldiv_1): Likewise.
4487 * gimple.c (gtc_visit): Likewise.
4488 (gimple_types_compatible_p): Likewise.
4489 (iterative_hash_canonical_type): Likewise.
4490 (gimple_canonical_types_compatible_p): Likewise.
4491 * gimplify.c (gimplify_one_sizepos): Likewise.
4492 * print-tree.c (print_node): Likewise.
4493 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4495 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4498 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4499 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4500 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4501 instead of xop_mulv2div2di3_low.
4502 (xop_p<macs>dql): Fix vec_select selector.
4503 (xop_p<macs>dqh): Ditto.
4504 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4505 (xop_mulv2div2di3_high): Ditto.
4507 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4510 * diagnostic.h (diagnostic_context): Add last_location.
4511 * diagnostic.c (diagnostic_initialize): Initialize it.
4512 (diagnostic_show_locus): Use it.
4514 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4516 * doc/extend.texi (Function Attributes): Point xref to section
4519 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4521 * config/i386/i386.c (*movdf_internal_rex64): Remove
4522 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4523 Calculate "mode" attribute according to
4524 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4525 (*movdf_internal): Ditto.
4527 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4531 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4532 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4533 or when optimizing for size.
4534 * config/i386/sse.md (*mov<mode>_internal): Remove
4535 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4536 Calculate "mode" attribute according to optimize_function_for_size_p
4537 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4538 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4539 depending on the mode of the instruction. Calculate "mode" attribute
4540 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4541 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4542 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4544 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4547 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4548 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4549 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4550 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4551 (expand_prologue): Move initialization of cfun->machine->is_naked,
4552 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4553 (avr_set_current_function): ...this new static function.
4554 (TARGET_SET_CURRENT_FUNCTION): New define.
4555 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4556 checking attributes of current_function_decl.
4557 (avr_regs_to_save): Ditto.
4558 (signal_function_p): Rename to avr_signal_function_p.
4559 (interrupt_function_p): Rename to avr_interrupt_function_p.
4561 * doc/extend.texi (Function Attributes): Better explanation of
4562 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4565 2012-05-09 Michael Matz <matz@suse.de>
4567 PR tree-optimization/53185
4568 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4569 peeling when we see strided loads.
4571 2012-05-09 Matthias Klose <doko@ubuntu.com>
4573 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4575 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4577 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4578 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4579 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4580 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4581 (USE_LOAD_POST_INCREMENT): Define.
4582 (USE_LOAD_PRE_INCREMENT): Define.
4583 (USE_LOAD_POST_DECREMENT): Define.
4584 (USE_LOAD_PRE_DECREMENT): Define.
4585 (USE_STORE_PRE_DECREMENT): Define.
4586 (USE_STORE_PRE_INCREMENT): Define.
4587 (USE_STORE_POST_DECREMENT): Define.
4588 (USE_STORE_POST_INCREMENT): Define.
4589 (arm_auto_incmodes): Add enumeration.
4590 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4591 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4593 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4595 PR tree-optimization/53226
4596 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4597 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4598 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4599 doesn't need to be revisited, look for earliest stmt with
4600 !gimple_plf (stmt, GF_PLF_1) if something changed.
4602 2012-05-09 Terry Guo <terry.guo@arm.com>
4604 * genmultilib: Update copyright dates.
4605 * doc/fragments.texi: Ditto.
4607 2012-05-09 Terry Guo <terry.guo@arm.com>
4609 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4610 * genmultilib (MULTILIB_REQUIRED): New.
4611 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4613 2012-05-09 Richard Guenther <rguenther@suse.de>
4615 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4616 (vect_do_peeling_for_loop_bound): Likewise.
4617 (vect_do_peeling_for_alignment): Likewise.
4618 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4619 (vect_do_peeling_for_loop_bound): Get check_profitability and
4620 threshold as parameters.
4621 (vect_do_peeling_for_alignment): Likewise.
4622 (vect_loop_versioning): Likewise.
4623 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4624 and threshold here. Control where to put the check here.
4626 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4629 * dwarf2out.h (get_address_mode): Move declaration to...
4631 * dwarf2out.c (get_address_mode): Move definition to...
4632 * rtlanal.c: ...here.
4633 * var-tracking.c (get_address_mode): Delete.
4634 * combine.c (find_split_point): Use get_address_mode instead of
4635 targetm.addr_space.address_mode.
4636 * cselib.c (cselib_record_sets): Likewise.
4637 * dse.c (canon_address, record_store): Likewise.
4638 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4639 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4640 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4641 (expand_expr_real_1): Likewise.
4642 * ifcvt.c (noce_try_cmove_arith): Likewise.
4643 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4644 * reload.c (find_reloads): Likewise.
4645 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4646 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4648 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4650 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4651 information from the instruction produced.
4653 2012-05-09 Richard Guenther <rguenther@suse.de>
4655 * stor-layout.c (bit_from_pos): Document.
4656 (byte_from_pos): Likewise. Optimize.
4657 (pos_from_bit): Likewise.
4658 (normalize_offset): Use pos_from_bit instead of replicating it.
4660 2012-05-09 Alan Modra <amodra@gmail.com>
4663 * config/rs6000/rs6000.c (gen_frame_set): New function.
4664 (gen_frame_load, gen_frame_store): New functions.
4665 (rs6000_savres_rtx): Use the above.
4666 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4667 Correct mode used for CR2 in save/restore_world patterns.
4668 Don't emit instructions for eh_return frame unwind reg info.
4670 2012-05-08 Jan Hubicka <jh@suse.cz>
4672 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4674 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4676 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4678 (compile_file): Do not output variables.
4679 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4681 * langhooks.c: Include timevar.h
4682 (write_global_declarations): Finalize compilation unit after wrapup;
4683 set timevars correctly.
4684 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4685 not to be added to varpool.
4686 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4687 only on cases where it makes sense; skip constant pool and value expr
4690 2012-05-08 David S. Miller <davem@davemloft.net>
4692 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4693 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4694 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4696 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4698 PR rtl-optimization/53278
4699 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4700 speed_p code from earlier patch.
4702 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4705 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4707 2012-05-08 Teresa Johnson <tejohnson@google.com>
4709 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4710 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4712 2012-05-08 Jan Hubicka <jh@suse.cz>
4714 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4715 (cgraph_create_node_1): Rename to ...
4716 (cgraph_create_empty_node): ... this one; export.
4717 (cgraph_create_node): Update.
4718 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4719 (cgraph_create_edge_including_clones): Likewise.
4720 (cgraph_find_replacement_node): Likewise.
4721 (cgraph_clone_edge): Likewise.
4722 (cgraph_clone_node): Likewise.
4723 (clone_function_name): Likewise.
4724 (cgraph_create_virtual_clone): Likewise.
4725 (cgraph_remove_node_and_inline_clones): Likewise.
4726 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4727 * cgraph.h: Reorder declarations so they match file of origin.
4728 (cgraph_create_empty_node): Declare.
4729 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4730 (cgraph_copy_node_for_versioning): Likewise.
4731 (cgraph_function_versioning): Likewise.
4732 (cgraph_materialize_clone): Likewise.
4733 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4734 (cgraph_materialize_all_clones): Likewise.
4735 * cgraphclones.c: New file.
4736 * Makefile.in: Update for cgraphclones.
4738 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4742 (ix86_rtx_costs): Handle SET.
4744 2012-05-08 Michael Matz <matz@suse.de>
4746 * basic-block.h (struct rtl_bb_info): Remove visited member and
4747 move head_ member to ...
4748 (struct basic_block_def.basic_block_il_dependent): ... the new
4749 member x, replacing but containing old member rtl.
4750 (enum bb_flags): New BB_VISITED flag.
4751 (BB_HEADER, BB_FOOTER): New macros.
4753 * jump.c (mark_all_labels): Adjust.
4754 * cfgcleanup.c (try_optimize_cfg): Adjust.
4755 * cfglayout.c (record_effective_endpoints): Adjust.
4756 (relink_block_chain): Ditto (and don't fiddle with visited).
4757 (fixup_reorder_chain): Adjust.
4758 (fixup_fallthru_exit_predecessor): Ditto.
4759 (cfg_layout_duplicate_bb): Ditto.
4760 * combine.c (update_cfg_for_uncondjump): Adjust.
4761 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4762 (bb_visited_trace): New accessor.
4763 (mark_bb_visited): Move in front.
4764 (rotate_loop): Use bb_visited_trace.
4765 (find_traces_1_round): Ditto.
4766 (emit_barrier_after): Ditto.
4767 (copy_bb): Ditto, and initialize visited on resize.
4768 (reorder_basic_blocks): Initize visited member.
4769 (duplicate_computed_gotos): Clear bb flags at start, use
4772 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4773 (rtl_verify_flow_info_1): Ditto.
4774 (cfg_layout_split_block): Ditto.
4775 (cfg_layout_delete_block): Ditto.
4776 (cfg_layout_merge_blocks): Ditto.
4777 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4779 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4782 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4783 when a constant source operand matches an "I" constraint, the "no
4784 CC0 change" applies to a register-destination only, not a
4785 strict_low_part-destination.
4787 2012-05-08 Richard Guenther <rguenther@suse.de>
4789 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4790 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4792 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4794 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4796 * doc/avr-mmcu.texi: New auto-generated file.
4797 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4798 to document all valid -mmcu= arguments.
4800 * config/avr/avr.h (arch_info_s): New struct definition.
4801 * config/avr/avr-devices.c (avr_texinfo): New variable.
4802 * config/avr/gen-avr-mmcu-texi.c: New file.
4803 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4805 2012-05-08 Dehao Chen <dehao@google.com>
4807 * predict.c (find_qualified_ssa_name): New.
4808 (find_ssa_name_in_expr): New.
4809 (find_ssa_name_in_assign_stmt): New.
4810 (is_comparison_with_loop_invariant_p): New.
4811 (is_bound_expr_similar): New.
4812 (predict_iv_comparison): New.
4813 (predict_loops): Add heuristic for loop-nested branches that compare an
4814 induction variable to a loop bound variable.
4815 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4817 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4820 TARGET_BDVER2 defines where appropriate.
4822 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4824 * configure.ac (PLUGIN_LD): Rename into...
4825 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4826 * config.in: Regenerate.
4827 * configure: Likewise.
4828 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4830 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4832 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4833 computation using the precision of the index type.
4834 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4835 (fold_array_ctor_reference): Do index computations in the index type.
4837 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4839 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4840 down to plus_constant.
4841 (expand_epilogue): Ditto.
4843 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4845 * postreload.c (reload_cse_regs): Make static.
4846 * reload.h (reload_cse_regs): Remove prototype.
4848 2012-05-07 Richard Henderson <rth@redhat.com>
4850 * config/alpha/alpha.md (clear_cache): New pattern.
4852 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4855 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4856 is folded to a type boundary value, verify that the resulting case
4857 label is still a care range.
4859 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4862 only for TARGET_GENERIC, when not optimizing for size.
4863 (*ffs<mode>_1): Ditto.
4865 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4867 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4869 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4871 PR tree-optimization/53239
4872 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4873 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4875 2012-05-07 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/53195
4878 * tree-inline.c (setup_one_parameter): Properly add referenced
4879 vars from the parameters new known value.
4881 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4883 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4884 (sched_branch_type): Remove.
4885 (m68k_sched_md_init_global): Don't allocate it.
4886 (m68k_sched_md_finish_global): Don't free it.
4887 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4888 * config/m68k/m68k.md: Set the type of insns using
4889 m68k_sched_branch_type to bcc directly.
4891 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4893 * config/sol2.c (solaris_override_options): New function.
4894 * config/sol2-protos.h (solaris_override_options): Declare.
4895 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4897 2012-05-07 Richard Guenther <rguenther@suse.de>
4899 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4900 whether we failed to compute data dependences.
4901 (loop_prefetch_arrays): Fail if we failed.
4903 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4904 Paolo Bonzini <bonzini@gnu.org>
4906 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4907 Emit bsf when optimizing for size.
4908 (*ffs<mode>_1): Ditto.
4910 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4913 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4915 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4918 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4919 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4920 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4922 (*bswapdi2_doubleword): New insn pattern.
4923 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4925 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4927 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4928 (mips_set_reg_reg_cost): Likewise.
4929 (mips_rtx_costs): Handle SET.
4931 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4933 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4934 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4935 to compute the cost of moves. Set the mode of the target register.
4937 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4939 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4940 plus_constant function.
4941 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4942 that the mode is sensible.
4943 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4944 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4947 * alias.c (canon_rtx): Likewise.
4948 (init_alias_analysis): Likewise.
4949 * builtins.c (expand_builtin_return_addr)
4950 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4951 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4952 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4953 (expand_builtin_stpcpy): Likewise.
4954 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4955 (compute_argument_addresses, internal_arg_pointer_based_exp)
4956 (expand_call, emit_library_call_value_1): Likewise.
4957 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4958 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4959 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4960 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4961 (use_related_value, fold_rtx): Likewise.
4962 * cselib.c (cselib_subst_to_values): Likewise.
4963 * dse.c (record_store, check_mem_read_rtx): Likewise.
4964 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4965 * emit-rtl.c (adjust_address_1): Likewise.
4966 * except.c (sjlj_emit_function_enter)
4967 (expand_builtin_extract_return_addr)
4968 (expand_builtin_frob_return_addr): Likewise.
4969 * expmed.c (expand_divmod): Likewise.
4970 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4971 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4972 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4973 * function.c (assign_stack_local_1)
4974 (instantiate_virtual_regs_in_rtx): Likewise.
4975 * optabs.c (prepare_cmp_insn): Likewise.
4976 * recog.c (offsettable_address_addr_space_p): Likewise.
4977 * reload.c (find_reloads_address, form_sum)
4978 (find_reloads_subreg_address): Likewise.
4979 * reload1.c (init_reload, eliminate_regs_1)
4980 (eliminate_regs_in_insn): Likewise.
4981 * simplify-rtx.c (simplify_unary_operation_1)
4982 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4983 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4984 (vt_add_function_parameter): Likewise.
4986 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4987 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4988 * config/alpha/alpha.c (alpha_legitimize_address_1)
4989 (get_unaligned_address, alpha_expand_unaligned_load)
4990 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4991 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4992 (alpha_expand_builtin_establish_vms_condition_handler)
4993 (alpha_setup_incoming_varargs, emit_frame_store_1)
4994 (alpha_expand_prologue, alpha_expand_epilogue)
4995 (alpha_use_linkage): Likewise.
4996 * config/alpha/alpha.md: Likewise.
4998 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4999 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5000 (thumb_legitimize_address, arm_gen_load_multiple_1)
5001 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5002 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5003 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5004 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5005 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5006 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5007 (thumb_expand_movmemqi, arm_set_return_address)
5008 (thumb_set_return_address): Likewise.
5009 * config/arm/arm.md: Likewise.
5011 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5012 (avr_prologue_setup_frame, expand_epilogue)
5013 (avr_const_address_lo16): Likewise.
5015 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5016 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5017 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5018 (bfin_output_mi_thunk): Likewise.
5020 * config/c6x/c6x.c (c6x_initialize_trampoline)
5021 (c6x_output_mi_thunk): Likewise.
5023 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5024 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5026 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5027 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5028 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5029 * config/cris/cris.md: Likewise.
5031 * config/darwin.c (machopic_indirect_data_reference)
5032 (machopic_legitimize_pic_address): Likewise.
5034 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5035 (epiphany_expand_prologue, epiphany_expand_epilogue)
5036 (epiphany_trampoline_init): Likewise.
5037 * config/epiphany/epiphany.md: Likewise.
5039 * config/fr30/fr30.c (fr30_move_double): Likewise.
5041 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5042 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5043 (frv_index_memory, unspec_got_name, frv_find_base_term)
5044 (frv_output_dwarf_dtprel): Likewise.
5046 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5047 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5049 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5050 * config/i386/i386.c (setup_incoming_varargs_64)
5051 (setup_incoming_varargs_ms_64, choose_baseaddr)
5052 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5053 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5054 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5055 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5056 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5057 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5058 (x86_output_mi_thunk): Likewise.
5059 * config/i386/i386.md: Likewise.
5061 * config/ia64/ia64.c (ia64_expand_load_address)
5062 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5063 (do_spill, ia64_trampoline_init): Likewise.
5065 * config/iq2000/iq2000.c (iq2000_va_start)
5066 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5067 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5068 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5070 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5072 * config/m32c/m32c.c (m32c_return_addr_rtx)
5073 (m32c_expand_insv): Likewise.
5075 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5076 (m32r_legitimize_pic_address, m32r_print_operand)
5077 (m32r_print_operand_address): Likewise.
5079 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5080 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5081 (EH_RETURN_HANDLER_RTX): Likewise.
5082 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5083 (m68k_expand_epilogue, legitimize_pic_address)
5084 (m68k_output_mi_thunk): Likewise.
5085 * config/m68k/m68k.md: Likewise.
5087 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5088 (mcore_expand_epilog): Likewise.
5089 * config/mcore/mcore.md: Likewise.
5091 * config/mep/mep.c (mep_allocate_initial_value)
5092 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5094 * config/microblaze/microblaze.c (double_memory_operand)
5095 (microblaze_block_move_loop): Likewise.
5097 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5098 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5099 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5100 (mips_expand_prologue, mips_epilogue_set_cfa)
5101 (mips_expand_epilogue): Likewise.
5102 * config/mips/mips.md: Likewise.
5104 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5105 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5107 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5108 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5110 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5111 (EH_RETURN_HANDLER_RTX): Likewise.
5112 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5114 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5115 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5116 (pa_return_addr_rtx, hppa_builtin_saveregs)
5117 (pa_trampoline_init): Likewise.
5118 * config/pa/pa.md: Likewise.
5120 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5122 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5124 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5125 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5126 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5127 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5128 (rs6000_emit_epilogue)
5129 (rs6000_machopic_legitimize_pic_address): Likewise.
5131 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5133 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5134 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5135 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5136 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5137 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5138 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5139 (s390_emit_epilogue, s390_function_profiler): Likewise.
5140 * config/s390/s390.md: Likewise.
5142 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5144 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5145 (sh_output_mi_thunk): Likewise.
5146 * config/sh/sh.md: Likewise.
5148 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5149 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5150 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5151 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5152 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5153 (emit_and_preserve): Likewise.
5154 * config/sparc/sparc.md: Likewise.
5156 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5157 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5158 (spu_setup_incoming_varargs, ea_load_store_inline)
5159 (spu_expand_load): Likewise.
5161 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5162 (combine_bnp): Likewise.
5164 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5165 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5166 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5168 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5169 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5170 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5172 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5173 * config/v850/v850.md: Likewise.
5175 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5176 (EH_RETURN_HANDLER_RTX): Likewise.
5177 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5178 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5179 (print_operand_address, vax_trampoline_init): Likewise.
5181 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5182 (xtensa_function_value_regno_p): Likewise.
5184 2012-05-04 Andrew Pinski <apinski@cavium.com>
5186 * expr.c (get_def_for_expr_class): New function.
5187 (convert_tree_comp_to_rtx): New function.
5188 (expand_cond_expr_using_cmove): New function.
5189 (expand_expr_real_2 <case COND_EXPR>): Call
5190 expand_cond_expr_using_cmove first and return if it succeeds.
5191 Remove the check for HAVE_conditional_move since we should have
5192 already converted it to a conditional move.
5193 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5194 modes of DImode for 32bits and TImode.
5196 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5199 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5200 (print_md_ptr_loc, print_c_condition): Use them.
5201 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5202 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5203 attr_file, dfa_file, latency_file): New global variables.
5204 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5205 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5206 write_attr_get, write_insn_cases, write_eligible_delay,
5207 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5209 (write_header, open_outfile, handle_arg): New funcions.
5210 (make_automaton_attrs): Write prototypes as extern to the output
5212 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5213 names from the command line. Open the output files and write out
5214 internal functions for DFA functions to dfa_file_name, insn latency
5215 functions to latency_file_name, and everything else to attr_file.
5216 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5217 (BACKEND): Build libbackend first.
5218 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5219 (.PRECIOUS): Likewise.
5220 (insn-dfatab.o): New rule.
5221 (insn-latencytab.o): New rule.
5222 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5223 (s-attrtab): New rule.
5225 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5227 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5228 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5229 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5230 * reorg.c (get_jump_flags): Do not set the removed flags.
5232 * doc/md.texi (attr_flag): Update for abovementioned changes.
5234 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5237 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5238 (TARGET_CMOV): Rename from TARGET_CMOVE.
5239 (TARGET_CMOVE): New define.
5240 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5241 Do not set TARGET_CMOVE here.
5243 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5245 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5246 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5247 -Wunused is activated.
5248 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5250 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5252 * config/s390/s390.md (*movmem_short, *clrmem_short)
5253 (*cmpmem_short): Move the mode check from the insn condition to
5256 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5258 PR tree-optimization/52633
5259 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5260 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5261 (vect_recog_over_widening_pattern): Remove handling of code that was
5262 already detected as over-widening pattern. Remove special handling
5263 of "unsigned" cases. Instead, support general case of conversion
5264 of the shift result to another type.
5266 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5268 * tree-vect-patterns.c (vect_single_imm_use): New function.
5269 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5270 (vect_recog_over_widening_pattern): Likewise.
5271 (vect_recog_widen_shift_pattern): Likewise.
5273 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5275 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5276 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5277 (vect_recog_widen_mult_pattern): Likewise.
5278 (vect_operation_fits_smaller_type): Likewise.
5279 (vect_recog_over_widening_pattern): Likewise.
5280 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5282 2012-05-04 Richard Guenther <rguenther@suse.de>
5285 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5286 of -freg-struct-return and -fpcc-struct-return.
5287 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5288 from the input file options and ignore those from the link
5291 2012-05-04 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/53168
5294 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5295 memory reads when the result is a constant we can pun.
5297 2012-05-04 Richard Guenther <rguenther@suse.de>
5299 * common.opt (flto-report): Do not mark as Optimization.
5301 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5304 * recog.c (constrain_operands): If extra constraints are present, also
5305 accept pseudo-registers with equivalent memory locations during reload.
5307 2012-05-04 Olivier Hainque <hainque@adacore.com>
5309 * collect2.c (may_unlink_output_file): New global.
5310 (maybe_unlink): Honor it.
5311 * collect2.h: Add extern for it.
5312 * tlink.c (do_tlink): Set it to true if the link succeeded.
5314 2012-05-04 Olivier Hainque <hainque@adacore.com>
5316 * gcc.c (eval_spec_function): Finalize/restore the current string
5317 obstack state as part of the context push/pop operations.
5319 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5321 PR rtl-optimization/52804
5322 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5323 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5324 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5325 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5326 RELOAD_FOR_OUTADDR_ADDRESS.
5328 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5331 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5332 for macro expansion.
5334 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5336 * flags.h (flag_permissive): Do not declare.
5337 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5339 * toplev.c (flag_permissive): Do not define.
5340 * c-tree.h (system_header_p): Delete unused.
5342 2012-05-03 David S. Miller <davem@davemloft.net>
5345 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5346 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5347 (sparc_emit_float_lib_cmp): Likewise.
5349 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5352 * config/rs6000/rs6000.md (bswapdi splitters): If
5353 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5354 default) is used, generate an alternate sequence that does not
5355 depend on using indexed addressing.
5357 2012-05-03 Jason Merrill <jason@redhat.com>
5359 * gengtype.c (write_types): Fix warning message.
5360 (write_local): Likewise.
5362 2012-05-02 Jason Merrill <jason@redhat.com>
5364 * dwarf2out.c (struct external_ref, build_local_stub): New.
5365 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5366 (optimize_external_refs, optimize_external_refs_1): New.
5367 (change_AT_die_ref): New.
5368 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5369 (build_abbrev_table): Take the external refs hashtable.
5370 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5372 2012-05-03 Jan Hubicka <jh@suse.cz>
5375 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5377 2012-05-03 Jan Hubicka <jh@suse.cz>
5380 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5382 2012-05-03 Jason Merrill <jason@redhat.com>
5384 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5385 use_debug_types to discriminate the die_id union.
5386 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5387 (build_abbrev_table, output_die): Likewise.
5388 (prune_unused_types_walk_attribs): Likewise.
5389 (generate_type_signature, copy_declaration_context): Set it.
5390 (remove_child_or_replace_with_skeleton): Set it.
5391 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5392 check use_debug_types.
5393 (dwarf2out_finish): Do break_out_includes after .debug_types.
5395 2012-05-03 Jason Merrill <jason@redhat.com>
5397 * dwarf2out.c (modified_type_die): Use scope_die_for.
5398 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5399 (uses_local_type_r, uses_local_type): New.
5400 (scope_die_for): Keep a type that uses a local type in local scope.
5401 Use get_context_die for namespace and type scope.
5403 2012-05-03 Jason Merrill <jason@redhat.com>
5405 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5407 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5408 (dwarf2out_finish): Likewise.
5410 2012-05-03 Martin Jambor <mjambor@suse.cz>
5412 * builtins.c (get_object_alignment_1): Return whether we can determine
5413 the alignment or conservatively assume byte alignment. Return the
5414 alignment by reference. Use get_pointer_alignment_1 for dereference
5416 (get_pointer_alignment_1): Return whether we can determine the
5417 alignment or conservatively assume byte alignment. Return the
5418 alignment by reference. Use get_ptr_info_alignment to get SSA name
5420 (get_object_alignment): Update call to get_object_alignment_1.
5421 (get_object_or_type_alignment): Likewise, fall back to type alignment
5422 only when it returned false.
5423 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5424 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5425 get_object_alignment_1.
5426 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5427 get_pointer_alignment_1.
5428 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5429 of MEM_REF or TARGET_MEM_REF only when it returns false.
5430 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5431 get_object_alignment_1.
5432 (ccp_finalize): Use set_ptr_info_alignment.
5433 * tree.h (get_object_alignment_1): Update declaration.
5434 (get_pointer_alignment_1): Likewise.
5435 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5436 (dump_gimple_stmt): Likewise.
5437 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5439 (get_ptr_info_alignment): Declared.
5440 (mark_ptr_info_alignment_unknown): Likewise.
5441 (set_ptr_info_alignment): Likewise.
5442 (adjust_ptr_info_misalignment): Likewise.
5443 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5444 and set alignment of SSA names.
5445 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5446 mark_ptr_info_alignment_unknown.
5447 * tree-ssanames.c (get_ptr_info_alignment): New function.
5448 (mark_ptr_info_alignment_unknown): Likewise.
5449 (set_ptr_info_alignment): Likewise.
5450 (adjust_ptr_info_misalignment): Likewise.
5451 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5452 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5454 (bump_vector_ptr): Likewise.
5455 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5456 (vectorizable_store): Likewise.
5457 (vectorizable_load): Likewise.
5459 2012-05-03 Michael Matz <matz@suse.de>
5461 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5462 in front of basic_block_def.
5463 (struct basic_block_def): Make il.gimple the full struct, not a
5465 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5467 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5468 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5469 NULL il.gimple, which can't happen anymore.
5470 * gimple.h (bb_seq): il.gimple can't be NULL.
5471 (bb_seq_add): Ditto.
5472 (set_bb_seq): Adjust.
5473 (gsi_start_bb, gsi_last_bb): Tidy.
5474 * lto-streamer-in.c (make_new_block): Don't zero members that
5475 are zeroed already, don't allocate a gimple_bb_info.
5476 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5477 (remove_bb): Clear all il.gimple members.
5478 (gimple_verify_flow_info): Adjust for flat il.gimple.
5479 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5481 * coretypes.h (const_gimple_seq): Remove typedef.
5482 * gimple.h (gimple_seq_first): Take gimple_seq.
5483 (gimple_seq_first_stmt): Ditto.
5484 (gimple_seq_last): Ditto.
5485 (gimple_seq_last_stmt): Ditto.
5486 (gimple_seq_empty_p): Ditto.
5488 2012-05-03 Richard Guenther <rguenther@suse.de>
5490 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5492 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5493 (compute_avail): Do not add possibly trapping operations to
5494 EXP_GEN if they might not be executed in the block.
5496 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5498 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5500 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5502 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5503 information as early as possible. Update dominance info instead of
5506 2012-05-03 Richard Guenther <rguenther@suse.de>
5508 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5509 (union_contains_value): Remove.
5510 (vro_valid_in_sets): Likewise.
5511 (op_valid_in_sets): New function.
5512 (valid_in_sets): Use op_valid_in_sets.
5513 (insert_into_preds_of_block): Move dumping ...
5514 (do_regular_insertion): ... here.
5515 (do_partial_partial_insertion): ... and here. Dump that
5516 we've found a partial partial redundancy.
5517 (insert): Dump the current insert iteration.
5519 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5522 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5523 append program name to it and pass that as first argument
5524 to make_relative_prefix. Always pass standard_libexec_prefix
5525 as last argument to make_relative_prefix. If
5526 make_relative_prefix returns NULL, fall back to
5527 standard_libexec_prefix.
5530 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5534 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5535 mode, return that mode.
5538 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5539 define __ATOMIC_HLE_* macros here.
5540 (ix86_target_macros): But here, using cpp_define_formatted.
5542 2012-05-03 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/53144
5545 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5547 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5548 with SSA name values.
5549 (vn_reference_lookup_3): Adjust callers.
5551 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5553 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5554 has_fma4 for AMD processors with both fma3 and fma4 support.
5556 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5559 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5562 2012-05-03 Michael Matz <matz@suse.de>
5565 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5566 (dse_enter_block): Properly iterate the whole sequence even
5567 if the last statement was removed.
5569 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5571 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5572 unset flag_jump_tables.
5573 * stmt.c (expand_case): Remove special flag_pic case conditional
5574 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5576 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5578 * common/config/s390/s390-common.c (s390_option_optimization_table):
5579 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5580 default when optimizing.
5582 2012-05-02 Martin Jambor <mjambor@suse.cz>
5585 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5586 of a variable when the contect is a function.
5588 2012-05-02 Michael Matz <matz@suse.de>
5590 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5591 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5592 (const_gimple_seq_node): Remove.
5593 (gimple_seq_node): Typedef as gimple.
5594 (struct gimple_statement_base): Add next and prev members,
5595 adjust all WORD markers in using structs.
5596 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5597 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5598 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5599 gimple are the same.
5600 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5602 (gimple_init_singleton): New function.
5603 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5604 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5606 (gsi_stmt_ptr): Remove.
5607 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5609 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5610 again, adjust for above changes.
5611 (update_call_edge_frequencies): Adjust for above changes.
5612 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5613 (gsi_insert_seq_nodes_after): Ditto.
5614 (gsi_split_seq_after): Ditto.
5615 (gsi_set_stmt): Ditto.
5616 (gsi_split_seq_before): Ditto.
5617 (gsi_remove): Ditto.
5618 (gsi_insert_seq_before_without_update): Don't free sequence.
5619 (gsi_insert_seq_after_without_update): Ditto.
5620 (gsi_replace): Assert some more invariants.
5621 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5623 (gsi_for_stmt): Don't search for stmt.
5624 (gsi_insert_on_edge_immediate): Tidy.
5626 * gimple.c (gimple_alloc_k): Remove "sequences".
5627 (gimple_seq_cache): Remove.
5628 (gimple_alloc_stat): Make stmt a singleton sequence.
5629 (gimple_seq_alloc, gimple_seq_free): Remove.
5630 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5631 (gimple_copy): Ditto.
5632 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5633 create iterator from correct sequence.
5634 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5636 2012-05-02 Michael Matz <matz@suse.de>
5638 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5640 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5641 sequence, lazily allocate it.
5642 (bb_seq_addr): New function.
5643 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5644 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5645 (gsi_none): New function.
5646 (gsi_start_bb): Adjust.
5647 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5648 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5649 (gsi_last_bb): Adjust.
5651 * tree-flow-inline.h (phi_nodes_ptr): New function.
5653 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5654 datastructure and interface change.
5655 (gsi_insert_seq_before_without_update): Ditto.
5656 (gsi_insert_seq_nodes_after): Ditto.
5657 (gsi_insert_seq_after_without_update): Ditto.
5658 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5659 (gsi_split_seq_before): Ditto.
5660 (gsi_start_phis): Adjust.
5661 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5662 (vect_transform_loop): Ditto.
5663 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5664 gimple_seq_copy): Don't use gimple_seq_alloc.
5665 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5666 (gimplify_seq_add_seq): Ditto.
5667 * lto-streamer-in.c (make_new_block): Ditto.
5668 * tree-cfg.c (create_bb): Ditto.
5669 * tree-sra.c (initialize_parameter_reductions): Ditto.
5671 2012-05-02 Michael Matz <matz@suse.de>
5673 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5674 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5675 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5676 set_bb_seq): Move down to after gimple_statement_d definition.
5678 2012-05-02 Michael Matz <matz@suse.de>
5680 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5681 gsi_replace_with_seq, instead of inserting itself.
5682 * gimple-iterator.c (gsi_replace_with_seq): New function.
5683 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5684 iterator instead of statement, advance it.
5685 (ssa_forward_propagate_and_combine): Adjust call to above.
5687 2012-05-02 Michael Matz <matz@suse.de>
5689 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5691 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5692 * tree-nested.c (walk_gimple_omp_for): Ditto.
5693 * trans-mem.c (lower_transaction): Ditto.
5694 * tree-eh.c (do_return_redirection): Ditto.
5695 (do_goto_redirection): Ditto.
5696 (lower_try_finally_switch): Ditto.
5697 * gimplify.c (gimplify_stmt): Ditto.
5698 (gimplify_scan_omp_clauses): Ditto.
5699 (gimplify_omp_for): Ditto.
5700 (gimplify_function_tree): Ditto.
5701 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5702 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5703 (mf_build_check_statement_for): Ditto.
5704 (mx_register_decls): Ditto.
5705 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5706 and don't use itertors to append.
5707 (insert_stmts): Ditto.
5708 (insert_out_of_ssa_copy): Ditto.
5709 (insert_out_of_ssa_copy_on_edge): Ditto.
5711 2012-05-02 Michael Matz <matz@suse.de>
5713 * gimple.h (gimple_bind_body_ptr): New function.
5714 (gimple_bind_body): Use it.
5715 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5716 (gimple_eh_filter_failure_ptr): New function.
5717 (gimple_eh_filter_failure): Use it.
5718 (gimple_eh_else_n_body_ptr): New function.
5719 (gimple_eh_else_n_body): Use it.
5720 (gimple_eh_else_e_body_ptr): New function.
5721 (gimple_eh_else_e_body): Use it.
5722 (gimple_try_eval_ptr): New function.
5723 (gimple_try_eval): Use it.
5724 (gimple_try_cleanup_ptr): New function.
5725 (gimple_try_cleanup): Use it.
5726 (gimple_wce_cleanup_ptr): New function.
5727 (gimple_wce_cleanup): Use it.
5728 (gimple_omp_body_ptr): New function.
5729 (gimple_omp_body): Use it.
5730 (gimple_omp_for_pre_body_ptr): New function.
5731 (gimple_omp_for_pre_body): Use it.
5732 (gimple_transaction_body_ptr): New function.
5733 (gimple_transaction_body): Use it.
5734 (gsi_split_seq_before): Adjust to return nothing and take pointer
5736 (gsi_set_stmt): Declare.
5737 (gsi_replace_with_seq): Declare.
5738 (walk_gimple_seq_mod): Declare.
5739 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5741 * gimple-iterator.c (gsi_set_stmt): New function.
5742 (gsi_split_seq_before): Return new sequence via pointer argument.
5743 (gsi_replace): Use gsi_set_stmt.
5745 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5747 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5748 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5750 (reserve_phi_args_for_new_edge): Change call to above,
5753 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5754 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5755 iterators. Adjust call to lower_omp.
5756 (lower_lastprivate_clauses): Adjust call to lower_omp.
5757 (lower_reduction_clauses): Ditto.
5758 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5759 (lower_omp_sections): Don't explicitely count sequence length,
5760 nullify lowered bodies earlier, ensure stmts are part of only
5761 one sequence, adjust call to lower_omp.
5762 (lower_omp_single): Ensure stmts are part of only one sequence,
5763 adjust call to lower_omp.
5764 (lower_omp_master): Ditto.
5765 (lower_omp_ordered): Ditto.
5766 (lower_omp_critical): Ditto.
5767 (lower_omp_for): Ditto.
5768 (lower_omp_taskreg): Ditto, tidy.
5769 (lower_omp_1): Adjust calls to lower_omp.
5770 (execute_lower_omp): Ditto.
5771 (lower_omp): Adjust to take pointer to sequence.
5772 (diagnose_sb_2): Use walk_gimple_seq_mod.
5773 (diagnose_omp_structured_block_errors): Ditto and set possibly
5774 changed function body.
5775 * gimple-low.c (lower_function_body): Set function body after
5777 (lower_sequence): Adjust to take pointer to sequence.
5778 (lower_omp_directive): Ensure stmt isn't put twice into the
5779 sequence, adjust call to lower_sequence.
5780 (lower_stmt): Adjust calls to lower_sequence.
5781 (lower_gimple_bind): Ditto.
5782 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5783 * tree-nested.c (walk_body): Take pointer to sequence, use
5784 walk_gimple_seq_mod.
5785 (walk_function): Adjust call to walk_body, set possibly changed body.
5786 (walk_gimple_omp_for): Adjust calls to walk_body.
5787 (convert_nonlocal_omp_clauses): Ditto.
5788 (convert_nonlocal_reference_stmt): Ditto.
5789 (convert_local_omp_clauses): Ditto.
5790 (convert_local_reference_stmt): Ditto.
5791 (convert_tramp_reference_stmt): Ditto.
5792 (convert_gimple_call): Ditto.
5793 (convert_nl_goto_reference): Use local iterator copy.
5794 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5795 but taking pointer to sequence, ensure gsi_start is called with
5797 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5798 asserting that the sequence head didn't change.
5799 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5800 walk_gimple_seq_mod.
5801 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5802 (execute_lower_tm): Ditto, and set possibly changed body.
5803 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5804 call gsi_start with that lvalue.
5805 (replace_goto_queue_stmt_list): Ditto.
5806 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5807 (replace_goto_queue): Ditto.
5808 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5809 (lower_try_finally_onedest): Ditto.
5810 (lower_try_finally_copy): Ditto.
5811 (lower_try_finally_switch): Ditto.
5812 (lower_try_finally): Ditto.
5813 (lower_eh_filter): Ditto.
5814 (lower_eh_must_not_throw): Ditto.
5815 (lower_cleanup): Ditto.
5816 (lower_eh_constructs_2): Ditto.
5817 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5818 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5819 set possibly changed body.
5820 (optimize_double_finally): Call gsi_start with lvalue.
5822 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5823 (gimple_split_block): Ditto.
5824 (gimple_merge_blocks): Use gsi_start_phis.
5825 (move_stmt_r): Use walk_gimple_seq_mod.
5826 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5827 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5828 (rebuild_cgraph_edges): Ditto.
5829 (cgraph_rebuild_references): Ditto.
5830 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5831 * tree-inline.c (copy_phis_for_bb): Ditto.
5832 * tree-ssa-dce.c: Ditto.
5834 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5836 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5837 Andi Kleen <ak@linux.intel.com>
5839 * coretypes.h (MEMMODEL_MASK): New.
5840 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5841 and return new variable.
5842 (expand_builtin_atomic_exchange): Mask memmodel values.
5843 (expand_builtin_atomic_compare_exchange): Ditto.
5844 (expand_builtin_atomic_load): Ditto.
5845 (expand_builtin_atomic_store): Ditto.
5846 (expand_builtin_atomic_clear): Ditto.
5847 * doc/extend.texi: Mention port-dependent memory model flags.
5848 * config/i386/cpuid.h (bit_HLE): New.
5849 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5851 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5852 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5853 (ix86_target_string)<-mhle>: New.
5854 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5855 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5856 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5857 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5858 enabled for generic, generic64 and core-avx2.
5859 (ix86_print_operand): Generate HLE lock prefixes.
5860 (ix86_memmodel_check): New.
5861 (TARGET_MEMMODEL_CHECK): Ditto.
5862 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5863 (IX86_HLE_ACQUIRE): Ditto.
5864 (IX86_HLE_RELEASE): Ditto.
5865 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5866 * config/i386/i386.opt (mhle): Ditto.
5867 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5868 success model to instruction emitter.
5869 (atomic_fetch_add<mode>): Ditto.
5870 (atomic_exchange<mode>): Ditto.
5871 (atomic_add<mode>): Ditto.
5872 (atomic_sub<mode>): Ditto.
5873 (atomic_<code><mode>): Ditto.
5874 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5875 (atomic_compare_and_swap_single<mode>): Define and use argument
5877 (atomic_compare_and_swap_double<mode>): Ditto.
5878 * configure.ac: Check if assembler support HLE prefixes.
5879 * configure: Regenerate.
5882 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5885 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5887 (gimplify_switch_expr): ... here.
5888 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5889 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5890 to clean up case labels with values outside the index type range.
5891 (simplify_gimple_switch): Call it if something changed.
5892 Remove strange and unnecessary assert.
5894 2012-05-02 Richard Guenther <rguenther@suse.de>
5896 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5898 (int_const_binop_1): New worker for int_const_binop with
5899 overflowable parameter. Pass it through to force_fit_type_double.
5900 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5902 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5903 to minus one, forcing overflow detection for even unsigned types.
5904 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5905 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5906 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5908 (layout_type): For zero-sized arrays ignore overflow on the
5910 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5911 (bit_value_binop_1): Likewise.
5912 * tree.c (double_int_to_tree): Likewise.
5913 (double_int_fits_to_tree_p): Likewise.
5914 (force_fit_type_double): Likewise.
5915 (host_integerp): Likewise.
5916 (int_fits_type_p): Likewise.
5917 * varasm.c (output_constructor_regular_field): Sign-extend the
5918 field-offset to cater for negative offsets produced by the Ada
5920 * omp-low.c (extract_omp_for_data): Convert the loop step to
5921 signed for pointer adjustments.
5923 2012-05-02 Richard Guenther <rguenther@suse.de>
5925 * tree.c (valid_constant_size_p): New function.
5926 * tree.h (valid_constant_size_p): Declare.
5927 * cfgexpand.c (expand_one_var): Adjust check for too large
5928 variables by using valid_constant_size_p.
5929 * varasm.c (assemble_variable): Likewise.
5931 * c-decl.c (grokdeclarator): Properly check for sizes that
5932 cover more than half of the address-space.
5934 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5936 PR tree-optimization/53163
5937 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5938 return value from compute_all_dependences.
5940 PR rtl-optimization/53160
5941 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5942 has been modified by ree pass already.
5944 2012-05-01 Ian Lance Taylor <iant@google.com>
5947 * c-decl.c (build_compound_literal): Make the decl readonly if it
5948 an array of a readonly type.
5949 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5950 parameter. Change all callers. If the decl is not addressable
5951 and is not an l-value, make it readonly.
5953 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5955 * ira.c (allocated_reg_info_size): New static variable.
5956 (expand_reg_info): Manage it. Call
5957 setup_preferred_alternate_classes_for_new_pseudos.
5958 (ira): Don't do it here. Remove local allocated_reg_info_size,
5959 set the global before calling find_moveable_pseudos.
5960 (find_moveable_pseudos): Call expand_reg_info rather than
5963 2012-05-01 Richard Henderson <rth@redhat.com>
5965 * common.opt (fsync-libcalls): New.
5966 * doc/invoke.texi: Document it.
5967 * optabs.c (init_sync_libfuncs): Honor it.
5969 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5970 Richard Sandiford <r.sandiford@uk.ibm.com>
5972 PR rtl-optimization/52543
5973 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5975 * lower-subreg.h: New file.
5976 * target-globals.h (this_target_lower_subreg): Declare.
5977 (target_globals): Add lower_subreg;
5978 (restore_target_globals): Restore this_target_lower_subreg.
5979 * target-globals.c: Include it.
5980 (default_target_globals): Add default_target_lower_subreg.
5981 (save_target_globals): Initialize target_lower_subreg.
5982 * rtl.h (init_lower_subreg): Added declaration.
5983 * toplev.c (backend_init_target): Call initializer for lower-subreg
5985 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5986 (default_target_lower_subreg): New variable.
5987 (this_target_lower_subreg): Likewise.
5988 (twice_word_mode, choices): New macros.
5989 (shift_cost, compute_splitting_shift, compute_costs)
5990 (init_lower_subreg): New functions.
5991 (resolve_simple_move): Add speed_p argument. Check choices.
5992 (find_pseudo_copy): Don't check the mode size here.
5993 (resolve_simple_move): Assert the mode size.
5994 (find_decomposable_shift_zext): Add speed_p argument and return
5995 a bool. Check choices.
5996 (resolve_shift_zext): Add comment.
5997 (dump_shift_choices, dump_choices): New functions.
5998 (decompose_multiword_subregs): Dump list of profitable
5999 transformations. Add code to skip non profitable transformations.
6000 Update calls to simple_move and find_decomposable_shift_zext.
6002 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6003 Sameera Deshpande <sameera.deshpande@arm.com>
6004 Greta Yorsh <greta.yorsh@arm.com>
6006 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6007 (thumb1_unexpanded_epilogue): ...this.
6008 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6009 (thumb1_unexpanded_epilogue): ...this.
6010 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6011 (thumb1_unexpanded_epilogue): ...this.
6013 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6015 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6016 comparing enumeration values. Update comments.
6018 2012-05-01 Alan Modra <amodra@gmail.com>
6021 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6022 load_cr_save, add_crlr_cfa_restore): New functions.
6023 (rs6000_restore_saved_cr): Rename to..
6024 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6025 (rs6000_emit_epilogue): Use new functions. Adjust condition
6026 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6027 regs when using out-of-line restore only when shrink wrapping.
6029 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6032 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6033 calls to cgraph_node_name in xstrdup.
6034 (ipa_make_edge_direct_to_target): Ditto.
6035 * cgraph.c (dump_cgraph_node): Ditto.
6036 * tree-sra.c (convert_callers_for_node): Ditto.
6037 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6038 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6039 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6040 (cgraph_materialize_all_clones): Ditto.
6041 * ipa-inline.c (report_inline_failed_reason): Ditto.
6042 (want_early_inline_function_p): Ditto.
6043 (edge_badness): Ditto.
6044 (update_edge_key): Ditto.
6045 (flatten_function): Ditto.
6046 (ipa_inline): Ditto.
6047 (inline_always_inline_functions): Ditto.
6048 (early_inline_small_functions): Ditto.
6050 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6053 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6054 constraints 0 and 1.
6056 012-04-30 Jan Hubicka <jh@suse.cz>
6058 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6059 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6060 (cgraph_add_to_same_comdat_group): Remove.
6061 (cgraph_add_asm_node): Move to cgraphunit.c.
6062 (cgraph_make_decl_local): Move to symtab.c
6063 (cgraph_make_node_local_1): Update.
6064 (cgraph_can_remove_if_no_direct_calls_and): Update.
6065 (used_from_object_file_p): Update.
6066 (resolution_used_from_other_file_p): Move to symtab.c
6067 (cgraph_used_from_object_file_p): move to symtab.c
6068 (verify_cgraph_node): Verify same comdat groups.
6069 * cgraph.h (cgraph_asm_node): Rename to ...
6070 (asm_node): ... this one.
6071 (cgraph_asm_nodes): Rename to ...
6072 (asm_nodes): ... this one.
6073 (symtab_add_to_same_comdat_group): New function.
6074 (symtab_dissolve_same_comdat_group_list): New function.
6075 (symtab_used_from_object_file_p): Declare.
6076 (symtab_make_decl_local): Declare.
6077 (cgraph_add_to_same_comdat_group): Remove.
6078 (cgraph_add_asm_node): Remove.
6079 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6081 (cgraph_finalize_compilation_unit): Rename to ...
6082 (finalize_compilation_unit): ... this one.
6083 (cgraph_optimize): Rename to ....
6084 (compile): ... this one.
6085 (add_asm_node): Declare.
6086 (fixup_same_cpp_alias_visibility): Declare.
6087 (cgraph_make_decl_local): Remove.
6088 (varpool_assemble_pending_decls): Rename to ...
6089 (varpool_output_variables): ... this one.
6090 (varpool_remove_unreferenced_decls): Remove.
6091 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6092 (preserve_function_body_p): Make static.
6093 * toplev.c (compile_file): Update comments; update.
6094 * cgraphunit.c: Update comments.
6095 (cgraph_expand_all_functions): Rename to ...
6096 (expand_all_functions): ... this one; update.
6097 (cgraph_mark_functions_to_output): Rename to ...
6098 (mark_functions_to_output): ... this one; cleanup.
6099 (cgraph_output_pending_asms): Remove prototype.
6100 (asm_nodes, asm_last_node): New static vars.
6101 (cgraph_process_new_functions): Update.
6102 (cgraph_reset_node): Cleanup; add comment.
6103 (cgraph_add_new_function): Update.
6104 (cgraph_output_pending_asms): Rename to ...
6105 (output_asm_statements): ... this one.
6106 (add_asm_node): New function.
6107 (fixup_same_cpp_alias_visibility): New function based on code
6108 in cgraph_analyze_function.
6109 (cgraph_analyze_function): Use it.
6110 (cgraph_order_sort): Update.
6111 (cgraph_output_in_order): Update.
6112 (cgraph_function_versioning): Update.
6113 (cgraph_optimize): Rename to ...
6114 (compile): ... this one; initialize streamer hooks here.
6115 (cgraph_finalize_compilation_unit): Rename to ...
6116 (finalize_compilation_unit): ... this one; do not initialize streamer
6118 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6119 * dwarf2out.c: Update ocmment.
6120 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6121 * method.c (use_thunk): Likewise.
6122 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6123 * decl2.c (maybe_emit_vtables): Likewise.
6124 (cp_write_global_declarations): Use finalize_compilation_unit.
6125 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6126 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6127 * c-decl.c (c_write_global_declarations): Use
6128 finalize_compilation_unit.
6129 * langhooks.c (write_global_declarations): Update.
6130 * ipa.c (cgraph_externally_visible_p): Update.
6131 (dissolve_same_comdat_group_list): Remove.
6132 (function_and_variable_visibility): Update.
6133 * symtab.c: Inlcude lto-streamer.h and rtl.h
6134 (ld_plugin_symbol_resolution_names): New.
6135 (symtab_add_to_same_comdat_group): New.
6136 (symtab_dissolve_same_comdat_group_list): New.
6137 (resolution_used_from_other_file_p): Move here from cgraph.c
6138 (symtab_used_from_object_file_p): New.
6139 (symtab_make_decl_local): New.
6140 * passes.c (register_pass): Update comments.
6141 * c-parser.c (c_parser_asm_definition): Update.
6142 * varpool.c (varpool_analyze_node): Use
6143 fixup_same_cpp_alias_visibility.
6144 (varpool_remove_unreferenced_decls): Make static.
6145 (varpool_assemble_pending_decls): Rename to ...
6146 (varpool_output_variables): ... this one; call
6147 varpool_remove_unreferenced_decls.
6148 (varpool_used_from_object_file_p): Remove.
6150 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6153 * c-typeck.c (build_array_ref): Call
6154 convert_vector_to_pointer_for_subscript.
6155 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6157 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6159 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6160 to compile-time "mode == <MODE>mode" checks.
6161 (and splitter): Ditto.
6163 2012-04-30 Richard Henderson <rth@redhat.com>
6165 * config/arm/arm.md (UNSPEC_LL): New.
6166 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6167 (arm_load_exclusivedi): Use %H0.
6169 2012-04-30 Jason Merrill <jason@redhat.com>
6171 * dwarf2out.c (comdat_symbol_id): Add const.
6172 (union die_symbol_or_type_node): Add const to die_symbol.
6173 (output_die_symbol, output_die, output_comp_unit): Adjust.
6175 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6177 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6178 * config/arm/neon.md (negdi2_neon): New insn.
6179 Also add splitters for core and NEON registers.
6181 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6183 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6184 (arm_print_operand): Add 'x' format.
6185 * config/arm/constraints.md (Dn): Allow const_int.
6186 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6187 Use 'x' format to print constants.
6188 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6189 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6191 (movdi_vfp_cortexa8): Likewise.
6193 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6194 Sameera Deshpande <sameera.deshpande@arm.com>
6195 Greta Yorsh <greta.yorsh@arm.com>
6197 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6198 * config/arm/arm.c (ldm_stm_operation_p): New function.
6199 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6200 (store_multiple_operation): Likewise.
6202 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6203 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6204 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6205 (store_multiple_operation): Likewise.
6207 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/i386.md (and<mode>3): Expand masking operations with
6210 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6211 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6213 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6215 Add -Wvarargs option
6216 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6217 argument for the various warning_at calls.
6218 * docs/invoke.texi: Update the documentation.
6220 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6222 Switch -ftrack-macro-expansion=2 on by default.
6223 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6226 Fix va_start related location
6227 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6228 location in real source code.
6230 Make conversion warnings work on NULL with -ftrack-macro-expansion
6231 * input.h (expansion_point_location_if_in_system_header): Declare
6233 * input.c (expansion_point_location_if_in_system_header): Define it.
6235 Fix -Wuninitialized for -ftrack-macro-expansion
6236 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6237 declaration. Use linemap_location_before_p for source locations.
6239 Strip "<built-in>" loc from displayed expansion context
6240 * input.c (expand_location_1): When expanding to spelling location
6241 in a context of a macro expansion, skip reserved system header
6242 locations. Update comments. * tree-diagnostic.c
6243 (maybe_unwind_expanded_macro_loc): Likewise.
6245 Make expand_location resolve to locus in main source file
6246 * input.c (expand_location_1): New. Takes a parameter to choose
6247 whether to resolve the location to spelling or expansion point.
6248 Was factorized from ...
6249 (expand_location): ... here.
6250 (expand_location_to_spelling_point): New. Implemented in terms of
6252 * diagnostic.c (diagnostic_build_prefix): Use the new
6253 expand_location_to_spelling_point instead of expand_location.
6255 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6256 * gengtype.c (write_types_process_field): Force second argument of
6257 the call to the PCH object hierarchy walker to be 'x'.
6259 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6261 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6262 predicate to discriminate types.
6264 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6266 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6267 alias of Wsuggest-attribute=format.
6268 * c-typeck.c (convert_for_assignment): Replace
6269 Wmissing-format-attribute with Wsuggest-attribute=format.
6270 (digest_init): Likewise.
6272 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6274 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6275 * common.opt (Wmissing-noreturn): Alias of
6276 -Wsuggest-attribute=noreturn.
6278 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6281 * config/cris/cris.md (andqu): New peephole2.
6282 (andu): Tweak head comment.
6284 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6285 Steven Bosscher <steven@gcc.gnu.org>
6286 Maxim Kuvyrkov <maxim@codesourcery.com>
6288 PR tree-optimization/38785
6289 * common.opt (ftree-partial-pre): New option.
6290 * doc/invoke.texi: Document it.
6291 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6292 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6294 (execute_pre): Use flag_tree_partial_pre.
6296 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6299 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6302 2012-04-27 Ollie Wild <aaw@google.com>
6304 * doc/invoke.texi (Wliteral-suffix): Document new option.
6306 2012-04-27 Tom Tromey <tromey@redhat.com>
6308 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6309 (dwarf_tag_name): Use get_DW_TAG_name.
6310 (dwarf_attr_name): Use get_DW_AT_name.
6311 (dwarf_form_name): Use get_DW_FORM_name.
6312 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6314 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6316 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6317 arguments are -1 and 0, by negating the result of the conditional.
6319 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6322 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6324 2012-04-27 Richard Guenther <rguenther@suse.de>
6326 * tree-flow.h (is_hidden_global_store): Remove.
6327 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6328 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6329 (stmt_may_clobber_global_p): Likewise.
6330 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6331 (stmt_may_clobber_global_p): Likewise.
6332 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6333 stmt_may_clobber_global_p.
6334 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6336 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6338 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6341 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6342 reorganize some fields and update comments. Rename bit_test_uniq
6343 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6344 (collect_switch_conv_info): New function, collects info about a
6345 GIMPLE_SWITCH into a struct switch_conv_info.
6346 (check_range): Simplify to use pre-recorded info. Fix think-o in
6347 range-branch ratio check.
6348 (check_process_case): Remove function.
6349 (check_all_empty_except_final): New function, verifies that all
6350 non-final basic blocks are empty.
6351 (process_switch): Simplify to use pre-recorded info. Call
6352 collect_switch_conv_info to do that. Assert that degenerate switch
6353 statements have been cleaned up.
6355 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6358 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6360 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6363 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6365 2012-04-27 Tom de Vries <tom@codesourcery.com>
6367 PR tree-optimization/51879
6368 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6369 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6371 (defs_to_varying): ... here. Don't set use_processed.
6372 (visit_reference_op_call): Handle gimple_vdef.
6373 Handle case that lhs is NULL_TREE.
6374 (visit_use): Use mark_use_processed. Handle calls with side-effect
6375 using visit_reference_op_call.
6377 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6379 * sched-deps.c (fixup_sched_groups): Rename to...
6380 (chain_to_prev_insn): ...this.
6381 (chain_to_prev_insn_p): New function.
6382 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6384 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6386 * sched-int.h (_haifa_insn_data): Move priority_status.
6388 (INSN_MODEL_INDEX): New macro.
6389 * haifa-sched.c (insn_delay): New function.
6390 (sched_regno_pressure_class): Update commentary.
6391 (mark_regno_birth_or_death): Pass the liveness bitmap and
6392 pressure array as arguments, instead of using curr_reg_live and
6393 curr_reg_pressure. Only update the pressure if the bit in the
6394 liveness set has changed.
6395 (initiate_reg_pressure_info): Always trust the live-in set for
6396 SCHED_PRESSURE_MODEL.
6397 (initiate_bb_reg_pressure_info): Update call to
6398 mark_regno_birth_or_death.
6399 (dep_list_size): Take the list as argument.
6400 (calculate_reg_deaths): New function, extracted from...
6401 (setup_insn_reg_pressure_info): ...here.
6402 (MODEL_BAR): New macro.
6403 (model_pressure_data, model_insn_info, model_pressure_limit)
6404 (model_pressure_group): New structures.
6405 (model_schedule, model_worklist, model_insns, model_num_insns)
6406 (model_curr_point, model_before_pressure, model_next_priority):
6408 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6409 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6410 (model_index, model_update_limit_points_in_group): New functions.
6411 (model_update_limit_points, model_last_use_except): Likewise.
6412 (model_start_update_pressure, model_update_pressure): Likewise.
6413 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6414 (model_excess_cost, model_dump_pressure_points): Likewise.
6415 (model_set_excess_costs): Likewise.
6416 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6417 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6418 schedule as an alternative tie-breaker. Update the call to
6420 (ready_sort): Call model_set_excess_costs.
6421 (update_register_pressure): Update call to mark_regno_birth_or_death.
6422 Rely on that function to check liveness rather than doing it here.
6423 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6424 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6425 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6426 (model_record_pressure, model_record_pressures): New functions.
6427 (model_record_final_pressures, model_add_successors_to_worklist)
6428 (model_promote_predecessors, model_choose_insn): Likewise.
6429 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6430 (model_start_schedule, model_finalize_pressure_group): Likewise.
6431 (model_end_schedule): Likewise.
6432 (schedule_insn): Say when we're scheduling the next instruction
6433 in the model schedule.
6434 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6435 (queue_to_ready): Do not add instructions that are
6436 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6437 Always allow the next instruction in the model schedule to be added.
6438 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6439 and delay for SCHED_PRESSURE_MODEL too.
6440 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6441 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6442 (schedule_block): Call model_start_schedule and model_end_schedule.
6443 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6444 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6445 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6447 (sched_finish): Update accordingly.
6448 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6449 to SCHED_PRESSURE_MODEL.
6450 (add_jump_dependencies): Update call to dep_list_size.
6451 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6452 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6453 to SCHED_PRESSURE_MODEL.
6454 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6455 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6456 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6457 handling to SCHED_PRESSURE_MODEL.
6459 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6461 * common.opt (fsched-pressure-algorithm=): New option.
6462 * flag-types.h (sched_pressure_algorithm): New enum.
6463 * sched-int.h (sched_pressure_p): Replace with...
6464 (sched_pressure): ...this new variable.
6465 * haifa-sched.c (sched_pressure_p): Replace with...
6466 (sched_pressure): ...this new variable.
6467 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6468 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6469 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6470 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6471 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6472 (sched_analyze_insn): Likewise.
6473 * sched-rgn.c (schedule_region): Likewise.
6474 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6476 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6478 * PR middle-end/52997
6479 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6482 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6483 * expr.c (convert_move): Honor unsignedp when extending partial int
6485 * genmodes.c (complete_mode): Don't clear component field of partial
6487 (emit_mode_inner): Don't emit it however.
6488 (calc_wider_mode): Partial int modes widen to their component.
6490 2012-04-26 David S. Miller <davem@davemloft.net>
6492 * config/sparc/niagara4.md: New file.
6493 * config/sparc/sparc.md: Include it.
6494 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6495 (sparc_option_override): Use it.
6496 (sparc_use_sched_lookahead): Return 2 for niagara4.
6497 (sparc_issue_rate): Likewise.
6499 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6500 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6501 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6502 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6503 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6504 alignaddrldi_vis): Set type to gsr.
6505 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6506 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6507 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6508 v<vis3_shift_patname><mode>3, fmean16_vis,
6509 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6510 fucmp<code>8<P:mode>_vis): Set type to fga.
6511 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6512 * config/sparc/niagara.md: Likewise.
6513 * config/sparc/niagara2.md: Likewise.
6514 * config/sparc/ultra3.md: Likewise, and fix type matching for
6515 us3_ialuX reservation.
6517 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6519 * reload.c (find_reloads): Change the loop nesting when trying an
6520 alternative with swapped operands.
6522 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6524 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6525 comment. Delete unused parameter first_exp_point_map.
6526 (virt_loc_aware_diagnostic_finalizer): Update call.
6528 2012-04-26 Michael Hope <michael.hope@linaro.org>
6529 Richard Earnshaw <rearnsha@arm.com>
6531 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6532 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6533 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6534 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6536 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6538 * doc/extend.texi: Document avx2 support.
6539 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6541 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6544 * config/cris/cris.md ("*andhi_lowpart_v32")
6545 ("*andqi_lowpart_v32"): Change first input-only operand from
6546 a (match_operand ...) to (match_dup 0). Drop alternatives with
6547 const_int-matching constraints for redundancy.
6548 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6549 three-operand alternative.
6551 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6554 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6555 instead expand it as zero extension.
6557 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6560 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6562 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6564 * common.opt (flag_debug_types_section): Default to 0.
6565 (dwarf_version): Default to 4.
6566 (dwarf_record_gcc_switches): Default to 1.
6567 (dwarf_strict): Default to 0.
6568 * toplev.c (process_options): Don't handle dwarf_strict
6569 or dwarf_version here.
6570 * config/vxworks.c (vxworks_override_options): Don't
6571 test whether dwarf_strict or dwarf_version are negative,
6572 instead test !global_options_set.x_dwarf_*.
6573 * config/darwin.c (darwin_override_options): Default to
6575 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6576 and -fno-debug-types-section are now the default.
6578 2012-04-25 Jan Hubicka <jh@suse.cz>
6580 * cgraphunit.c: Update toplevel comment.
6581 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6582 (cgraph_analyze_function): Make static.
6583 (cgraph_decide_is_function_needed): Make static.
6584 (cgraph_add_new_function): Use expand_function instead of
6585 rest_of_compilation.
6586 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6587 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6589 (cgraph_inline_p): Remove.
6590 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6591 (init_cgraph): Add comment.
6592 * cgraphbuild.c (record_reference, mark_address, mark_load,
6593 mark_store): Do not call analyze_expr hook.
6594 * cgraph.c: Update toplevel comment.
6595 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6596 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6597 Move fere from cgraphunit.c
6598 (cgraph_mark_force_output_node): Move to cgraph.h
6599 * cgraph.h: Reorder so the comments match the function placement.
6600 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6601 (cgraph_mark_force_output_node): Move here from cgraph.c
6602 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6603 * ipa-inline-transform.c (preserve_function_body_p): New function.
6604 (inline_transform): Update.
6605 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6606 * langhooks.h (lang_hooks_for_callgraph): Remove.
6607 (lang_hooks): Remove callgraph.
6608 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6609 * varpool.c: Remove out of date comment.
6610 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6611 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6613 2012-04-25 Jan Hubicka <jh@suse.cz>
6616 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6617 forward declaration.
6618 (cgraph_finalize_function): Finalize them here.
6619 * symtab.c (dump_symtab): Dump ctors and dtors.
6621 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6624 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6625 larger than maxbits. Don't compute maxbits modulo align.
6626 Also check that unit bytes long store at bitpos / unit * unit
6627 doesn't affect bits beyond bitregion_end.
6628 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6629 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6630 (store_split_bit_field): Decrease unit close to end of bitregion_end
6631 if access is restricted in order to avoid mutual recursion.
6633 PR tree-optimization/53058
6634 * double-int.h (double_int_max_value, double_int_min_value): New
6636 * double-int.c (double_int_max_value, double_int_min_value): New
6638 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6639 or GT_EXPR with double_int_max_value instead of double_int_mask.
6641 2012-04-25 Richard Guenther <rguenther@suse.de>
6643 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6644 * tree-vect-loop.c (vect_transform_loop): Adjust.
6645 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6646 the maximum number of iterations for the epilogue loop.
6647 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6649 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6652 * c-typeck.c (set_nonincremental_init,
6653 set_nonincremental_init_from_string): Pass true instead of false
6654 as IMPLICIT to add_pending_init.
6656 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6658 * c-typeck.c (pop_init_level): Improve diagnostics.
6660 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6662 * compare-elim.c (try_eliminate_compare): Also handle operands with
6663 implicit extensions.
6665 2012-04-25 Alan Modra <amodra@gmail.com>
6667 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6668 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6669 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6670 (no_global_regs_above): Delete.
6671 (no_global_regs): New function.
6672 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6673 value for load multiple test.
6674 (savres_routine_syms): Increase size.
6675 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6676 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6677 rather than a number of boolean flags. Update all callers.
6678 (rs6000_savres_routine_name): Generate vector save/restore names.
6679 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6680 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6681 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6682 and using_store_multiple. Expand uses. Don't always use r11 as
6683 frame reg when needed for out-of-line saves. Set up initial offset
6684 for out-of-line vector saves when buying stack frame. Handle pointer
6685 reg setup for out-of-line fp save. Emit call to out-of-line vector
6686 save function. Choose r11 or r12 for vrsave reg when available for
6688 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6689 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6690 from back-chain to suit out-of-line vector restore functions. Emit
6691 call to out-of-line vector restore function. Adjust register used
6692 for cr restore. Tweak pointer register setup for gpr restore.
6693 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6695 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6696 (V_SAVE_INLINE): Define.
6697 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6699 2012-04-25 Alan Modra <amodra@gmail.com>
6701 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6702 out-of-line save/restore for large frames. Don't disable
6703 out-of-line saves on ABI_AIX when using static chain reg.
6704 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6705 clobber static chain reg, and tweak for out-of-line gpr saves
6708 2012-04-25 Alan Modra <amodra@gmail.com>
6710 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6711 (rs6000_emit_prologue): Use the above to catch register overlap.
6713 2012-04-25 Alan Modra <amodra@gmail.com>
6715 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6716 decl. Move logic selecting update reg to callers. Update all callers.
6717 (rs6000_emit_allocate_stack): Add copy_off param.
6718 (emit_frame_save): Don't handle reg+reg addressing.
6719 (ptr_regno_for_savres): New function, extracted from..
6720 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6721 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6722 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6723 frame offset adjustment for out-of-line save with copy from sp.
6724 Simplify condition controlling whether cr is saved early or
6725 late. Use ptr_regno_for_savres to verify correct reg is set
6726 up for out-of-line saves. Pass the actual pointer reg used to
6727 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6728 function. Rearrange spe vars so code is similar to that
6729 elsewhere in this function. Don't update frame_off when spe
6730 save code will restore r11. Use emit_frame_save for spe and
6731 gpr saves. Consolidate darwin out-of-line gpr setup with that
6732 for other abis. Don't assume frame_offset is zero and frame
6733 reg is sp when setting up altivec reg saves, and calculate
6734 exact offset requirement.
6735 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6736 spe restore code. Consolidate darwin out-of-line gpr setup
6737 with that for other abis.
6739 2012-04-25 Alan Modra <amodra@gmail.com>
6741 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6742 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6744 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6746 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6747 and emit_frame_save calls. Cope with possibly missing note.
6749 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6751 * config/i386/i386.c (build_processor_model_struct): New function.
6752 (make_var_decl): New function.
6753 (fold_builtin_cpu): New function.
6754 (ix86_fold_builtin): New function.
6755 (make_cpu_type_builtin): New function.
6756 (ix86_init_platform_type_builtins): New function.
6757 (ix86_expand_builtin): Expand new builtins by folding them.
6758 (ix86_init_builtins): Make new builtins to detect CPU type.
6759 (TARGET_FOLD_BUILTIN): New macro.
6760 (IX86_BUILTIN_CPU_INIT): New enum value.
6761 (IX86_BUILTIN_CPU_IS): New enum value.
6762 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6763 * config/i386/i386-builtin-types.def: New function type.
6764 * testsuite/gcc.target/builtin_target.c: New testcase.
6765 * doc/extend.texi: Document builtins.
6767 2012-04-24 Olivier Hainque <hainque@adacore.com>
6769 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6770 * toplev.c (process_options): Default to dwarf_version 2.
6771 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6772 and dwarf_version 2.
6774 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6776 * tree-pretty-print.h (default_tree_printer): Do not declare.
6777 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6779 (default_tree_diagnostic_starter): Make static.
6780 (default_tree_printer): Move to here. Make static.
6781 (tree_diagnostics_defaults): New.
6782 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6783 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6784 * toplev.c: Do not include tree-pass.h.
6785 (default_tree_printer): Move from here.
6786 (general_init): Use tree_diagnostics_defaults.
6788 2012-04-24 Chao-ying Fu <fu@mips.com>
6790 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6791 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6792 * config/mips/gnu-user.h
6793 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6794 (GNU_USER_TARGET_LINK_SPEC): New define.
6795 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6796 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6797 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6798 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6799 GNU_USER_TARGET_ENDFILE_SPEC.
6800 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6801 (GNU_USER_TARGET_LINK_SPEC): New define.
6802 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6803 * config/mips/linux-common.h: New file.
6805 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6808 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6809 (altivec_build_resolved_builtin): Call fully_fold_convert.
6811 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6814 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6816 2012-04-24 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/53085
6819 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6822 2012-04-24 Richard Guenther <rguenther@suse.de>
6824 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6827 2012-04-24 Jim Meyering <meyering@redhat.com>
6829 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6830 absence of an define_enum call.
6832 2012-04-24 Richard Guenther <rguenther@suse.de>
6834 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6835 the epilogue loop is not re-used as unvectorized version
6836 record the its maximum number of iterations.
6838 2012-04-24 Andrew Pinski <apinski@cavium.com>
6840 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6841 Don't directly use def1/def2.
6843 2012-04-24 Richard Guenther <rguenther@suse.de>
6845 PR tree-optimization/53098
6846 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6849 2012-04-24 Andrew Pinski <apinski@cavium.com>
6852 * tree-ssa-forwprop.c (defcodefor_name): New function.
6853 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6854 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6855 Simplify "(~X | Y) & X" to "X & Y" and
6856 "(~X & Y) | X" to "X | Y".
6858 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6860 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6861 validate_change to add clobbers if IN_GROUP is nonzero.
6862 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6863 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6865 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6867 * config/s390/s390.c (insn_invalid_p): Likewise.
6869 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6872 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6873 (output_addressed_constants): Likewise.
6876 * varasm.c (get_section): Don't ICE for section conflicts with
6877 built-in section kinds.
6879 2012-04-23 DJ Delorie <dj@redhat.com>
6881 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6882 (LIBSTDCXX): Change to CPP2.
6884 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6887 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6890 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6892 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6893 (*addsi_2_zext): Ditto.
6894 (*add<mode>_3): Ditto.
6895 (*addsi_3_zext): Ditto.
6896 (*add<mode>_5): Ditto.
6898 2012-04-23 Andrew Pinski <apinski@cavium.com>
6900 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6901 (C & B) to (A OP0) & B.
6903 2012-04-23 Martin Jambor <mjambor@suse.cz>
6905 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6906 temporaries created for a bitfield (reverting revision 122014).
6908 2012-04-23 Richard Guenther <rguenther@suse.de>
6910 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6911 the condition using is_gimple_condexpr and avoid the not necessary
6913 (set_prologue_iterations): Likewise.
6914 (vect_loop_versioning): Likewise.
6916 2012-04-23 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/53070
6919 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6920 (main_tree_if_conversion): Verify we succeeded in that.
6922 2012-04-23 Jan Hubicka <jh@suse.cz>
6924 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6925 mark_reahcable_node.
6926 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6927 (cgraph_mark_reachable_node): Remove.
6928 (cgraph_mark_force_output_node): Do not set reachable.
6929 (dump_cgraph_node): Do not dump reachable.
6930 (cgraph_create_virtual_clone): Do not set reachable.
6931 * cgraph.h (cgraph_node): Remove reachable flag.
6932 (varpool_node): Remove reachable flag.
6933 (cgraph_mark_if_needed): Remove.
6934 (cgraph_mark_reachable_node): Remove.
6935 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6936 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6938 (cgraph_add_new_function): Likewise.
6939 (cgraph_mark_if_needed): Remove.
6940 (cgraph_analyze_function): Do not set target as reachable.
6941 (process_function_and_variable_attributes): Do not care about
6943 (cgraph_analyze_functions): Do not set reachable flags.
6944 (cgraph_mark_functions_to_output): Do not check reachability.
6945 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6946 (dbxout_expand_expr): Update.
6947 * c-decl.c (merge_decls): Do not track changed externs.
6948 * ipa.c: Include pointer-set.h
6949 (enqueue_cgraph_node): Use reachable pointer set.
6950 (process_references): Likewise.
6951 (cgraph_remove_unreachable_nodes): Likewise.
6952 (whole_program_function_and_variable_visibility): Do not recompute
6954 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6956 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6958 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6960 2012-04-23 Richard Guenther <rguenther@suse.de>
6963 * c-typeck.c (build_binary_op): Fix typo.
6965 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6967 PR tree-optimizations/52891
6968 * tree-vect-patterns.c (adjust_bool_pattern): Use
6969 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6970 but with non-standard precision.
6972 2012-04-22 Jan Hubicka <jh@suse.cz>
6974 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6977 2012-04-22 Jan Hubicka <jh@suse.cz>
6979 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6980 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6981 mark_load, mark_store): Do not mark varpool nodes as needed.
6982 * cgraph.c (cgraph_new_nodes): Remove.
6983 (cgraph_create_function_alias): Do not mark nodes as reachable.
6984 (cgraph_add_thunk): Likewise.
6985 (cgraph_mark_reachable_node): Do not manage the queue.
6986 * cgraph.h (cgraph_node): Remove next_needed.
6987 (varpool_nodes_queue): Remove next_needed and prev_needed.
6988 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6989 (cgraph_new_nodes): Declare.
6990 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6991 (varpool_analyze_pending_decls): Remove.
6992 (varpool_analyze_node): New.
6993 (varpool_mark_needed_node): Remove.
6994 (varpool_first_variable, varpool_next_variable): New inlines.
6995 (varpool_first_static_initializer, varpool_next_static_initializer):
6997 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6998 (varpool_first_defined_variable): New inline.
6999 (varpool_next_defined_variable): New inline
7000 (FOR_EACH_VARIABLE): Reimplement.
7001 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7002 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7004 * cgraphunit.c (cgraph_new_nodes): Declare here.
7005 (enqueue_node): New function.
7006 (cgraph_process_new_functions): update for new
7007 node set; when constructing cgraph enqueue node for processing.
7008 (cgraph_add_new_function): Use new node set.
7009 (process_function_and_variable_attributes): Do not set varpool needed
7011 (referred_to_p): New function.
7012 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7013 when varpool is in construction.
7014 (cgraph_analyze_functions): Rewrite.
7015 (cgraph_expand_all_functions): Update.
7016 (cgraph_output_in_order): Do not analyze pending decls; do not set
7018 (cgraph_optimize): Do not analyze pending decls.
7019 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7020 in other partition; do not mark node as needed.
7021 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7022 (premark_types_used_by_global_vars_helper): Likewise.
7023 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7024 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7026 (function_and_variable_visibility): Do not mark node as needed.
7027 (whole_program_function_and_variable_visibility): Likewise.
7028 * Makefile.in (gt-varpool.h): No longer needed.
7029 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7030 (ipa_write_summaries): Do not use needed flag.
7031 * varpool.c: Do not include gt-varpool.h
7032 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7033 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7034 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7036 (varpool_remove_node): Do not update the lists.
7037 (dump_varpool_node): Do not dump needed flag.
7038 (varpool_enqueue_needed_node): Remove.
7039 (varpool_mark_needed_node): Remove.
7040 (varpool_reset_queue): Remove.
7041 (varpool_finalize_decl): Move to cgraphunit.c
7042 (varpool_analyze_node): New functions based on former
7043 varpool_analyze_pending_decls.
7044 (varpool_analyze_pending_decls): Remove.
7045 (varpool_assemble_decl): Do not update the lists.
7046 (enqueue_node): New function.
7047 (varpool_remove_unreferenced_decls): Rewrite.
7048 (varpool_empty_needed_queue): Remove.
7049 (add_new_static_var): Do not mark node as needed.
7050 (varpool_create_variable_alias): Handle expansion state
7052 * except.c (output_ttype): Do not mark node as needed.
7053 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7054 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7056 * tree-switch-conversion.c (build_one_array): Likewise.
7058 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7061 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7062 * common.opt (Wpedantic): New.
7063 (pedantic): Alias Wpedantic.
7064 * diagnostic.c (warning_at): Likewise.
7065 * c-decl.c (diagnose_mismatched_decls): Likewise.
7066 (build_array_declarator): Likewise.
7067 (mark_forward_parm_decls):
7068 (check_bitfield_type_and_width): Likewise.
7069 (grokdeclarator): Likewise.
7070 (grokfield): Likewise.
7071 (finish_struct): Likewise.
7072 (build_enumerator): Likewise.
7073 (store_parm_decls_oldstyle): Likewise.
7074 (declspecs_add_qual): Likewise.
7075 (declspecs_add_type): Likewise.
7076 (finish_declspecs): Likewise.
7077 * c-typeck.c (composite_type): Likewise.
7078 (comp_target_types): Likewise.
7079 (build_array_ref): Likewise.
7080 (pointer_diff): Likewise.
7081 (build_unary_op): Likewise.
7082 (build_conditional_expr): Likewise.
7083 (build_c_cast): Likewise.
7084 (convert_for_assignment): Likewise.
7085 (maybe_warn_string_init): Likewise.
7086 (digest_init): Likewise.
7087 (pop_init_level): Likewise.
7088 (set_init_index): Likewise.
7089 (c_finish_goto_label): Likewise.
7090 (c_finish_return): Likewise.
7091 (do_case): Likewise.
7092 (build_binary_op): Likewise.
7093 * c-parser.c (static): Likewise.
7094 (c_parser_external_declaration): Likewise.
7095 (c_parser_declaration_or_fndef): Likewise.
7096 (c_parser_static_assert_declaration_no_se): Likewise.
7097 (c_parser_enum_specifier): Likewise.
7098 (c_parser_struct_or_union_specifier): Likewise.
7099 (c_parser_struct_declaration): Likewise.
7100 (c_parser_alignas_specifier): Likewise.
7101 (c_parser_braced_init): Likewise.
7102 (c_parser_initelt): Likewise.
7103 (c_parser_compound_statement_nostart): Likewise.
7104 (c_parser_conditional_expression): Likewise.
7105 (c_parser_alignof_expression): Likewise.
7106 (c_parser_postfix_expression): Likewise.
7107 (c_parser_postfix_expression_after_paren_): Likewise.
7108 (c_parser_objc_class_instance_variables): Likewise.
7109 (c_parser_objc_method_definition): Likewise.
7110 (c_parser_objc_methodprotolist): Likewise.
7112 2012-04-22 Ian Lance Taylor <iant@google.com>
7114 * godump.c (go_output_typedef): Dump size of structs.
7116 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7118 Correcting transform_to_exit_first_loop + fix to PR46886
7119 * tree-parloops.c (transform_to_exit_first_loop): Remove
7120 setting of number of iterations according to the loop pattern.
7121 Duplicate from entry to exit->src instead of loop->latch.
7122 (pallelize_loops): Remove the condition preventing do-while loops.
7123 * tree-cfg.c (bool bb_in_region_p): New.
7124 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7125 Adjust redirection of the duplicated iteration.
7127 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7130 * rtl.def (ADDRESS): Use "i" rather than "w".
7131 * rtl.h (find_base_term): Delete.
7132 (may_be_sp_based_p): Declare.
7133 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7134 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7135 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7137 (find_base_term): Make static.
7138 (may_be_sp_based_p): New function.
7139 * dse.c (record_store): Use it.
7140 * store-motion.c (store_killed_in_insn): Likewise.
7142 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7144 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7146 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7149 * c-typeck.c (inform_declaration): New.
7150 (build_function_call_vec): Do not pretty-print
7151 expressions when caret is enabled.
7152 (convert_arguments): Use inform_declaration.
7154 2012-04-20 Jim Meyering <meyering@redhat.com>
7156 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7157 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7159 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7161 PR rtl-optimization/44214
7162 * fold-const.c (exact_inverse): New function.
7163 (fold_binary_loc): Fold vector and complex division by constant into
7164 multiply by recripocal with flag_reciprocal_math; fold vector division
7165 by constant into multiply by reciprocal with exact inverse.
7167 2012-04-20 Jan Hubicka <jh@suse.cz>
7169 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7171 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7172 (cgraph_remove_node): Update.
7173 (cgraph_mark_needed_node): Remove.
7174 (cgraph_mark_force_output_node): New.
7175 (dump_cgraph_node): Do not dump needed flag.
7176 (cgraph_node_cannot_be_local_p_1): Update.
7177 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7178 * cgraph.h (symtab_node_base): Add force_output flag.
7179 (cgraph_node): Remove needed flag.
7180 (varpool_node): Remove force_output flag.
7181 (cgraph_mark_needed_node): Remove.
7182 (cgraph_mark_force_output_node): New.
7183 (cgraph_only_called_directly_or_aliased_p,
7184 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7185 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7186 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7187 (cgraph_add_new_function): Update.
7188 (cgraph_mark_if_needed): Update.
7189 (verify_cgraph_node): Update.
7190 (cgraph_analyze_function): Alias target is reachable.
7191 (process_function_and_variable_attributes): Update: externally_visible
7192 flag makes function reachable.
7193 (cgraph_analyze_functions): Update dumping.
7194 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7195 input_overwrite_node, input_varpool_node): Update streaming.
7196 * lto-streamer-out.c (produce_symtab): Use force_output.
7197 * ipa.c (process_references): Weakrefs must be processed.
7198 (cgraph_remove_unreachable_nodes): Likewise; update for new
7200 (varpool_externally_visible_p): Weakrefs are externally visible
7201 even if they are not.
7202 (function_and_variable_visibility): Update; when processing alias
7203 pair force the targets to be output.
7204 (whole_program_function_and_variable_visility): Use
7205 mark_reachable_node.
7206 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7207 (ipa_tm_mark_force_output_node): New function.
7208 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7209 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7211 * varasm.c (mark_decl_referenced): Update.
7212 (find_decl_and_mark_needed): Remove.
7213 (find_decl): New function.
7214 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7215 alias targets as needed.
7216 (dump_tm_clone_pairs): Update.
7217 * tree-inline.c (copy_bb): Update check.
7218 * symtab.c (dump_symtab_base): Dump force_output.
7219 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7220 * passes.c (execute_todo): Fix dumping.
7221 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7222 (varpool_analyze_pending_decls): Alias target is reachable.
7223 (varpool_create_variable_alias): Finalize weakrefs.
7225 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7228 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7229 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7230 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7231 macros instead of constants.
7232 * dse.c (record_store): Check for SP ADDRESS by comparing
7233 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7234 XEXP to be stack_pointer_rtx.
7236 2012-04-20 Richard Guenther <rguenther@suse.de>
7238 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7239 update_call_from_tree when propagating into a call.
7241 2012-04-20 Alan Modra <amodra@gmail.com>
7243 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7244 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7245 sp_offset to frame_off. Move world save code earlier.
7247 2012-04-20 Richard Guenther <rguenther@suse.de>
7249 PR tree-optimization/53050
7250 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7251 Do only one transform on COND_EXPRs at the same time.
7253 2012-04-19 Jan Hubicka <jh@suse.cz>
7255 * symtab.c (dump_symtab_base): Revert accidental checkin.
7257 2012-04-20 Alan Modra <amodra@gmail.com>
7260 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7261 static chain, set REST_INLINE_FPRS too.
7263 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7265 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7268 2012-04-20 Richard Guenther <rguenther@suse.de>
7270 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7271 loops that can never run more often than the vectorization factor.
7273 2012-04-19 Jan Hubicka <jh@suse.cz>
7275 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7277 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7279 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7281 2012-04-19 Jim Meyering <meyering@redhat.com>
7283 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7284 We verified above that the string(including trailing NUL) fits in buf,
7287 2012-04-19 Richard Guenther <rguenther@suse.de>
7289 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7290 for dumping DECL_SECTION_NAME.
7292 2012-04-19 Michael Matz <matz@suse.de>
7295 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7296 (struct tree_vector): Adjust GTY length.
7297 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7299 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7301 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7302 caller emitted the length calulation already.
7303 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7304 before handling any of the fields for structs.
7306 2012-04-19 Richard Guenther <rguenther@suse.de>
7308 PR tree-optimization/53031
7309 * tree-vrp.c (adjust_range_with_scev): Revert back to
7310 using max_loop_iterations.
7312 2012-04-19 Michael Matz <matz@suse.de>
7314 * diagnostic.c (emit_diagnostic): Move va_end call after user
7316 (warning, warning_at, pedwarn, permerror): Ditto.
7318 2012-04-19 Richard Guenther <rguenther@suse.de>
7320 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7323 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7326 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7327 the case *(X+const).
7329 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7331 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7333 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7336 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7337 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7339 2012-04-19 Richard Guenther <rguenther@suse.de>
7341 PR rtl-optimization/44688
7342 * loop-iv.c (determine_max_iter): Only return max_iter.
7343 (iv_number_of_iterations): Also use the recorded loop bound
7344 on the maximum number of iterations.
7345 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7346 max_iter to avoid unrolling loops that do not roll.
7347 (decide_unroll_stupid): Likewise.
7349 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7351 * targhooks.c (default_case_values_threshold): Fix code style nit.
7353 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7354 case range and type folding from here...
7355 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7356 type, as documented in tree.def.
7358 2012-04-18 Jan Hubicka <jh@suse.cz>
7360 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7362 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7363 cgraph hash and same comdat groups.
7364 (cgraph_optimize): Verify symbol table.
7365 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7366 (dissolve_same_comdat_group_list): Work on symtab nodes.
7367 (function_and_variable_visibility): Dissolve variable same comdat group
7369 * symtab.c: Include timevar.h
7370 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7372 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7374 * tree-switch-conversion.c (info): Remove global pass info.
7375 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7376 free_temp_arrays, gather_default_values, build_constructors,
7377 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7378 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7379 (process_switch): ... here. Unify message format. Return a const
7380 char pointer to the failure reason message.
7381 (do_switchconv): Unify message format. Update process_switch usage.
7383 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7384 * tree-cfg.c (edge_to_cases): Fix documentation.
7386 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7388 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7390 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7392 PR tree-optimization/52976
7393 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7394 (possibly_move_powi): New function.
7395 (rewrite_expr_tree): Call possibly_move_powi.
7396 (rewrite_expr_tree_parallel): Likewise.
7397 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7398 call add_to_ops_vec instead.
7400 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7402 PR tree-optimization/52976
7403 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7404 (decrement_power): Likewise.
7405 (propagate_op_to_single_use): Likewise.
7406 (zero_one_operation): Handle __builtin_pow* calls in linearized
7407 expression trees; factor logic into propagate_op_to_single_use.
7408 (undistribute_ops_list): Allow operands with repeat counts > 1.
7410 2012-04-18 Richard Guenther <rguenther@suse.de>
7412 PR tree-optimization/44688
7413 * cfgloop.h (record_niter_bound): Declare.
7414 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7415 Update the estimation with the upper bound here...
7416 (estimate_numbers_of_iterations_loop): ... instead of here.
7417 Do not forcefully reset a recorded upper bound.
7418 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7419 Record the maximum number of loop iterations of the prologue loop.
7421 2012-04-18 Jan Hubicka <jh@suse.cz>
7423 * lto-symtab.c (lto_cgraph_replace_node): Update.
7424 * cgraphbuild.c (record_reference, record_type_list,
7425 record_eh_tables, mark_address, mark_load, mark_store): Update.
7426 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7427 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7429 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7430 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7431 * reload.c: Fix typo in comment.
7432 * rtlanal.c: Likewise.
7433 * tree-emultls.c (gen_emutls_addr): Update.
7434 * ipa-reference.c (analyze_function): Update.
7435 * cgraphunit.c (cgraph_analyze_function,
7436 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7438 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7439 (ipa_remove_reference): Likewise.
7440 (ipa_remove_all_refering): Rename to ...
7441 (ipa_remove_all_referring): ... this one; update.
7442 (ipa_dump_references): Update.
7443 (ipa_dump_referring): Update.
7444 (ipa_clone_references): Update.
7445 (ipa_clone_refering): Rename to ...
7446 (ipa_clone_referring): ... this one; update.
7447 (ipa_ref_cannot_lead_to_return): Update.
7448 (ipa_ref_has_aliases_p): Update.
7449 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7451 (ipa_ref_type): Remove.
7452 (ipa_ref_ptr_u): Remove.
7453 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7454 and refered_type; add referring, referred and referred_index.
7455 (ipa_ref_list): Rename refering to referring.
7456 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7457 ipa_clone_references, ipa_clone_referring): Update prototypes.
7458 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7459 (lto_output_ref): Update.
7460 (add_references): Update.
7461 (input_varpool_node): Update.
7462 (input_refs): Update.
7463 * ipa-ref-inline.h (ipa_ref_node): Update.
7464 (ipa_ref_varpool_node): Update.
7465 (ipa_ref_referring_node): Update.
7466 (ipa_ref_referring_varpool_node): Update.
7467 (ipa_ref_referring_ref_list): Update.
7468 (ipa_ref_referred_ref_list): Update.
7469 (ipa_ref_list_first_referring): Update.
7470 (ipa_empty_ref_list): Update.
7471 (ipa_ref_list_refering_iterate): Rename to ...
7472 (ipa_ref_list_referring_iterate): ... this one.
7473 * cse.c: Update comment.
7474 * ipa-utils.c (ipa_reverse_postorder): Update.
7475 * tree-ssa-alias.c: Update.
7476 * ipa-inline.c (reset_edge_caches): Update.
7477 (update_caller_keys): Update.
7478 * ipa-inline.h: Update comments.
7479 * jump.c: Update comment.
7480 * alias.c: Likewise.
7481 * ipa.c (process_references): Update.
7482 (cgraph_remove_unreachable_nodes): Likewise.
7483 (ipa_discover_readonly_nonaddressable_var): Likewise.
7484 (cgraph_address_taken_from_non_vtable_p): Likewise.
7485 * trans-mem.c (ipa_tm_execute): Update.
7486 * simplify-rtx.c: Fix comment.
7487 * rtl.c: Fix comment.
7488 * symtab.c (symtab_unregister_node): Update.
7489 * varpool.c (dump_varpool_node): Update.
7490 (varpool_analyze_pending_decls): Update.
7491 (assemble_aliases): Update.
7492 (varpool_for_node_and_aliases): Update.
7494 2012-04-18 Richard Guenther <rguenther@suse.de>
7496 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7497 use_undefined_p parameter.
7498 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7499 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7501 (estimate_numbers_of_iterations): Likewise.
7502 (estimated_loop_iterations): Adjust.
7503 (max_loop_iterations): Likewise.
7504 (scev_probably_wraps_p): Likewise.
7505 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7506 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7507 not max_loop_iterations.
7508 (execute_vrp): Remove explicit number of iterations estimation.
7510 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7512 * config/i386/linux-common.h: New.
7514 * config.gcc: Add i386/linux-common.h before
7515 all i386/linux.h and i386/linux64.h usages.
7517 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7518 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7519 * config/i386/gnu-user64.h: Likewise.
7521 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7522 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7523 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7524 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7526 2012-04-18 Jan Hubicka <jh@suse.cz>
7528 * cgraph.c (cgraph_node_name): Remove.
7529 (dump_cgraph_node): Use dump_symtab_base; reformat.
7530 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7531 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7533 (cgraph_node_name, varpool_node_name): Remove.
7534 (cgraph_node_asm_name, varpool_node_asm_name,
7535 cgraph_node_name, varpool_node_name): New.
7536 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7537 (TODO_dump_symtab): ... this one.
7538 * ipa-cp (pass_ipa_cp): Update.
7539 * ia-reference.c (generate_summary, read_write_all_from_decl,
7540 propagate, ipa_reference_read_optimization_summary): Update.
7541 * cgraphunit.c (cgraph_analyze_functions): Update.
7542 (cgraph_optimize): Update.
7543 * ipa-ref.c (ipa_dump_references): Update.
7544 (ipa_dump_refering): Update.
7545 * ipa-inline.c (pass_ipa_inline): Update.
7546 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7547 * ipa.c (pass_ipa_function_visibility,
7548 pass_ipa_whole_program_visibility): Update.
7549 * tree-sra.c (pass_early_ipa_sra): Update.
7550 * symtab.c: Include langhooks.h
7551 (symtab_node_asm_name): New.
7552 (symtab_node_name): New.
7553 (symtab_type_names): New static var.
7554 (dump_symtab_base): New.
7555 (dump_symtab_node, dump_symtab): New.
7556 (debug_symtab_node, debug_symtab): New.
7557 * tree-ssa-structalias.c: Dump symbol table.
7558 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7559 of TODO_dump_cgraph.
7560 * varpoo.c (varpool_node_name): Remove.
7561 (dump_varpool_node): Use dump_symtab_base; reformat.
7563 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7565 * doc/invoke.texi (Language Independent Options): @item should be
7568 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7571 * rtl.c (rtx_code_size): Handle ADDRESS.
7573 2012-04-17 Tom de Vries <tom@codesourcery.com>
7575 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7578 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/sync.md (atomic_<code><mode>): Rename to
7582 atomic_<logic><mode>.
7584 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7586 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7587 * alias.c (reg_base_value): Expand and update comment.
7588 (arg_base_value): New variable.
7589 (unique_id): Move up file.
7590 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7591 (find_base_value): Use arg_base_value and known_base_value_p.
7592 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7593 (find_base_term): Use known_base_value_p.
7594 (base_alias_check): Use unique_base_value_p.
7595 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7596 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7598 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7600 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7602 2012-04-17 Michael Matz <matz@suse.de>
7604 PR tree-optimization/18437
7605 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7606 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7607 (vect_check_strided_load): Declare.
7608 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7609 (vect_analyze_data_refs): Use it to accept strided loads.
7610 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7612 2012-04-17 Richard Guenther <rguenther@suse.de>
7615 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7616 loops when redirecting an entry or latch edge.
7618 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7620 * sel-sched.c (sel_global_init): Revert previous change.
7622 2012-04-17 Richard Guenther <rguenther@suse.de>
7624 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7625 * tree.h (array_at_struct_end_p): ... here.
7626 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7627 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7629 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7631 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7632 COST_TABLE): Remove.
7633 (estimate_case_costs): Remove.
7634 (expand_case): Do not call estimate_case_costs
7635 to set use_cost_table.
7636 (balance_case_nodes): Do not use use_cost_table.
7638 2012-04-16 Jan Hubicka <jh@suse.cz>
7640 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7641 (hash_node, eq_node): Remove.
7642 (cgraph_create_node): Do not handle hashtable.
7643 (cgraph_get_node): Remove.
7644 (cgraph_insert_node_to_hashtable): Remove.
7645 (hash_node_by_assembler_name): Remove.
7646 (eq_assembler_name): Remove.
7647 (cgraph_node_for_asm): Rewrite.
7648 (cgraph_find_replacement_node): Break out from ...
7649 (cgraph_remove_node): ... here; do not maintain hashtables.
7650 (change_decl_assembler_name): Remove.
7651 (cgraph_clone_node): Do not maintain hashtables.
7652 * cgraph.h (const_symtab_node): New typedef.
7653 (cgraph_insert_node_to_hashtable): Remove.
7654 (symtab_get_node, symtab_node_for_asm,
7655 symtab_insert_node_to_hashtable): Declare.
7656 (cgraph_find_replacement_node): Declare.
7657 (cgraph_get_node, varpool_get_node): Turn into inlines.
7658 (cgraph, varpool): Work sanely on NULL pointers.
7659 (FOR_EACH_SYMBOL): New walker.
7660 * ipa-inline-transform.c (save_inline_function_body): Use
7661 symtab_insert_node_to_hashtable.
7662 * symtab.c: Include ggc.h and diagnostics.h
7663 (symtab_hash, assembler_name_hash): New static vars;
7664 (hash_node, eq_node, hash_node_by_assembler_name,
7665 eq_assembler_name, insert_to_assembler_name_hash,
7666 unlink_from_assembler_name_hash): New.
7667 (symtab_register_node): Update hashtables.
7668 (symtab_insert_node_to_hashtable): New.
7669 (symtab_unregister_node): Update hashtables.
7670 (symtab_get_node): New.
7671 (symtab_node_for_asm): New.
7672 (change_decl_assembler_name): New.
7673 * Makefile.in (symtab.o): Needs GTY.
7674 * varpool.c (varpool_hash): Remove.
7675 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7676 (varpool_node): Rewrite using varpool_get_node.
7677 (varpool_remove_node): DO not maintain hashtables.
7678 (varpool_node_for_asm): Rewrite.
7680 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7682 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7683 when describing the current behavior of GCC.
7685 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7687 * genemit.c (gen_exp): Remove ADDRESS handling.
7688 * genoutput.c (scan_operands): Likewise.
7689 * genpeep.c (match_rtx): Likewise.
7690 * genrecog.c (add_to_sequence): Likewise.
7692 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7694 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7696 2012-04-16 Martin Jambor <mjambor@suse.cz>
7698 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7701 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7704 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7705 hints for 'A' operand types.
7707 2012-04-16 Jan Hubicka <jh@suse.cz>
7709 * cgraph.h (symtab_node_base): Add next and previous pointers.
7710 (cgraph_node): Remove next and preivous pointers.
7711 (varpool_node): Likewise; remove next/previous GTY marker;
7712 it is not type safe.
7713 (symtab_node_def): Update GTY marker
7714 (x_cgraph_nodes, cgraph_nodes): Remove.
7715 (symtab_nodes): New function.
7716 (cgraph_order): Rename to ...
7717 (symtab_order): ... this one.
7718 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7720 (x_varpool_nodes, varpool_nodes): Remove.
7721 (FOR_EACH_STATIC_VARIABLE): Update.
7722 (symtab_function_p, symtab_variable_p): New function.
7723 (FOR_EACH_VARIABLE): Update.
7724 (varpool_first_variable, varpool_next_variable): New functions.
7725 (FOR_EACH_VARIABLE): Update.
7726 (cgraph_first_defined_function): Update.
7727 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7728 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7729 (cgraph_first_function, cgraph_next_function): New.
7730 (FOR_EACH_FUNCTION): Update.
7731 (cgraph_first_function_with_gimple_body,
7732 cgraph_next_function_with_gimple_body): Update.
7733 * symtab.c: New file.
7734 * cgraph.c: Update copyright dates.
7735 (x_cgraph_nodes, cgraph_order): Remove.
7736 (NEXT_FREE_NODE): Update.
7737 (SET_NEXT_FREE_NODE): New.
7738 (cgraph_create_node_1): Remove common code.
7739 (cgraph_create_node): Remove common code; call symtab_register_node.
7740 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7741 (cgraph_add_asm_node): Update.
7742 (cgraph_clone_node): Register new node.
7743 * cgraphunit.c (process_function_and_variable_attributes): Update.
7744 (cgraph_analyze_functions): Update.
7745 (cgraph_analyze_functions): Update.
7746 (cgraph_output_in_order): Update.
7747 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7749 * ipa-inline.c (recursive_inlining): Update.
7750 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7751 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7752 * Makefile.in: Add symtab.o
7753 * varpool.c (x_varpool_nodes): Remove
7754 (varpool_node): Remove common code; call symtab_register_node.
7755 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7757 2012-04-16 Richard Guenther <rguenther@suse.de>
7760 * tree.h (VECTOR_CST_NELTS): Adjust.
7761 (struct tree_vector): Add explicit length field.
7762 (make_vector_stat): Declare.
7763 (make_vector): Define.
7764 * tree.c (make_vector_stat): New function.
7765 (build_vector_stat): Use it.
7766 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7768 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7770 PR tree-optimization/52976
7771 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7772 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7774 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7776 2012-04-16 Jan Hubicka <jh@suse.cz>
7778 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7780 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7781 walkers to walk cgraph and varpool.
7782 * cgraph.c (cgraph_node_for_asm): Likewise.
7783 (dump_cgraph): Likewise.
7784 * value-prof.c (init_node_map): Likewise.
7785 * tree.c (free_lang_data_in_cgraph): Likewise.
7786 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7787 * ipa-reference.c (generate_summary, propagate): Likewise.
7788 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7789 cgraph_mark_functions_to_output, cgraph_output_in_order,
7790 output_weakrefs, cgraph_materialize_all_clones,
7791 cgraph_optimize): Likewise.
7792 * lto-cgraph.c (merge_profile_summaries): Likewise.
7793 (input_cgraph): Likewise.
7794 * ipa-pure-const.c (generate_summary): Likewise.
7795 (propagate): Likwise.
7796 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7797 (ipa_free_postorder_info): Likewise.
7798 (ipa_reverse_postorder): Likewise.
7799 * ipa-inline.c (ipa_inline): Likewise.
7800 * matrix-reorg.c (find_matrices_decl): Likewise.
7801 (matrix_reorg): Likewise.
7802 * tree-vectorizer.c (increase_alignment): Likewise.
7803 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7804 (function_and_variable_visibility): Likewise.
7805 (whole_program_function_and_variable_visibility): Likewise.
7806 (ipa_cdtor_merge): Likewise.
7807 * trans-mem.c (ipa_tm_execute): Likewise.
7808 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7809 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7810 (ipa_print_all_params): Likewise.
7811 (ipa_update_after_lto_read): Likewise.
7812 * tree-profie.c (tree_profiling): Likewise.
7813 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7814 * passes.c (dump_passes): Likewise.
7815 (do_per_function): Likewise.
7816 (ipa_write_summaries): Likewise.
7817 * varpool.c (dump_varpool): Likewise.
7818 (varpool_node_for_asm): Likewise.
7819 (varpool_assemble_pending_decls): Likewise.
7821 2012-04-16 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/52975
7824 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7825 condition but always mark it with TRUTH_NOT_EXPR.
7827 2012-04-16 Richard Guenther <rguenther@suse.de>
7829 PR tree-optimization/52975
7830 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7831 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7832 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7833 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7835 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7838 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7839 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7840 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7841 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7842 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7843 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7845 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7846 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7847 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7848 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7849 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7850 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7852 (xop_plus): New code iterator.
7853 (macs): New code attribute.
7855 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7856 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7858 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7859 xop_plus code iterator.
7860 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7861 xop_plus code iterator.
7862 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7863 xop_plus code iterator.
7864 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7865 xop_plus code iterator.
7867 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7868 any_extend code iterator.
7869 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7870 any_extend code iterator.
7871 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7872 any_extend code iterator.
7873 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7874 any_extend code iterator.
7875 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7876 any_extend code iterator.
7877 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7878 any_extend code iterator.
7880 2012-04-14 Tom de Vries <tom@codesourcery.com>
7882 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7883 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7884 DELETED_LABEL note, and move it to ...
7885 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7886 (delete_insn_and_edges): Likewise.
7887 (delete_insn_chain): Handle new return type of delete_insn. Delete
7888 chain backwards rather than forwards.
7889 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7891 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7893 2012-04-14 Jan Hubicka <jh@suse.cz>
7895 * cgraph.h: Update copyrights;
7896 (symtab_node): Turn to union typedef.
7897 (symtab_node_base): New structure.
7898 (symtab_type): Add SYMTAB_SYMBOL tag.
7899 (cgraph_node): Annotate some pinters with nested_ptr.
7900 (varpool_node): Likewise.
7901 (cgraph_local_info): Remove lto_file_data
7902 and externally_visible.
7903 (cgraph_node): Remove decl; same_comdat_group list;
7904 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7905 in_other_partition; resolution.
7906 (varpool_node): Remove decl; same_comdat_group;
7907 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7908 used_from_other_partition; in_other_partition.
7909 (symtab_node_def): New union.
7910 (cgraph, varpool): Update.
7911 (varpool_first_static_initializer, varpool_next_static_initializer,
7912 cgraph_only_called_directly_or_aliased_p,
7913 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7914 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7915 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7917 * cgraph.c: Likewise.
7918 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7919 * cgraphbuild.c: Likewise.
7920 * lto-symtab.c: Likewise.
7921 * c-gimplify.c: Likewise.
7922 * value-prof.c: Likewise.
7924 * ipa-cp.c: Likewise.
7925 * tree-emutls.c: Likewise.
7926 * ipa-inline-transform.c: Likwise.
7927 * ipa-reference.c: Likewise.
7928 * cgraphunit.c: Likewise.
7929 * ipa-ref.c: Likewise.
7930 * lto-cgraph.c: Likewise.
7931 * ipa-ref-inline.h: Likewise.
7932 * ipa-pure-const.c: Likewise.
7933 * lto-streamer-out.c: Likewise.
7934 * ipa-utils.c: Likewise.
7935 * ipa-inline.c: Likewise.
7936 * matrix-reorg.c: Likewise.
7937 * tree-eh.c: Likewise.
7938 * tree-vectorizer.c: Likewise.
7939 * ipa-split.c: Likewise.
7941 * trans-mem.c: Likewise.
7942 * ipa-inline-analysis.c: Likewise.
7943 * gimplify.c: Likewise.
7944 * cfgexpand.c: Likewise.
7945 * tree-sra.c: Likewise.
7946 * ipa-prop.c: Likewise.
7947 * varasm.c: Likewise.
7948 * tree-nested.c: Likewise.
7949 * tree-inline.c: Likewise.
7950 * tree-profile.c: Likewise.
7951 * tree-ssa-structalias.c: Likewise.
7952 * passes.c: Likewise.
7953 * varpool.c: Likewise.
7955 2012-04-14 Tom de Vries <tom@codesourcery.com>
7957 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7958 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7959 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7961 (gsi_advance_fw_nondebug_nonlocal): New function.
7962 (local_def): Removed function.
7963 (same_succ_hash): Use stmt_local_def.
7964 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7965 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7967 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7969 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7970 and __ILP32__ for x32.
7972 2012-04-13 Martin Jambor <mjambor@suse.cz>
7975 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7976 fold_ctor_reference returns a zero constant.
7978 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7980 * config.gcc: Add i386/gnu-user-common.h before all
7981 i386/gnu-user.h and i386/gnu-user64.h usages.
7983 * config/i386/gnu-user-common.h: New.
7985 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7986 (CC1_SPEC): Likewise.
7987 (ENDFILE_SPEC): Likewise.
7988 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7989 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7990 (TARGET_OS_CPP_BUILTINS): Likewise.
7991 (LIBGCC2_HAS_TF_MODE): Likewise.
7992 (LIBGCC2_TF_CEXT): Likewise.
7993 (TF_SIZE): Likewise.
7994 (TARGET_ASM_FILE_END): Likewise.
7995 (STACK_CHECK_MOVING_SP): Likewise.
7996 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7997 * config/i386/gnu-user64.h: Likewise.
7999 2012-04-13 Martin Jambor <mjambor@suse.cz>
8001 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8002 set_mem_attributes for a memory temporary. Do not call the function
8003 for the memory temporary created for a bitfield.
8005 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8008 * df.h (enum debug_temp_where): New.
8009 (dead_debug_init, dead_debug_finish) Declare.
8010 (dead_debug_add, dead_debug_insert_temp): Declare.
8011 (struct dead_debug_use, struct dead_debug): Moved from...
8012 * df-problems.c: ... here.
8013 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8015 (df_create_unused_note): Likewise.
8016 (df_set_dead_notes_for_mw): Move comment where it belongs.
8017 (dead_debug_init): Export.
8018 (dead_debug_reset_uses): New, factored out of...
8019 (dead_debug_finish): ...this. Export.
8020 (dead_debug_reset): Remove.
8021 (dead_debug_add): Export.
8022 (dead_debug_insert_before): Rename to...
8023 (dead_debug_insert_temp): ... this. Add where argument. Export.
8024 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8025 Return insertion count.
8026 (df_note_bb_compute): Adjust.
8027 * dce.c (word_dce_process_block): Adjust dead debug uses.
8028 (dce_process_block): Likewise.
8030 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8032 * df-problems.c (df_note_bb_compute): Do not take note of
8033 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8035 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8038 * var-tracking.c (expand_depth): New type.
8039 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8040 (loc_exp_dep_alloc): Adjust initializer.
8041 (update_depth): Use new type. Add entryvals.
8042 (vt_expand_var_loc_chain): Take note of expansions with
8043 ENTRY_VALUEs, but don't accept them right away. Run an optional
8044 second pass accepting the minimum ENTRY_VALUE count found in the
8046 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8048 2012-04-13 Tom de Vries <tom@codesourcery.com>
8050 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8051 parameters vuse and vuse_escaped.
8052 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8053 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8056 2012-04-13 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/52969
8059 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8060 the condition for the COND_EXPR and handle predicate negation
8061 by swapping the COND_EXPR arms.
8063 2012-04-13 Nick Clifton <nickc@redhat.com>
8065 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8066 TODO_dump_func flag.
8068 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8070 PR rtl-optimization/52203
8071 PR rtl-optimization/52715
8073 Revert the 2012-03-07 fix for PR 52203.
8074 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8075 the insn does not modify DFA right before issuing, adjust
8076 issue_rate accordingly.
8078 2012-04-13 Richard Guenther <rguenther@suse.de>
8081 * c-typeck.c (pointer_diff): Remove bogus assert.
8083 2012-04-13 Richard Guenther <rguenther@suse.de>
8086 * convert.c (convert_to_pointer): Remove special-casing of zero.
8088 2012-04-13 Joey Ye <joey.ye@arm.com>
8090 * config/arm/constraints.md (Pe): New constraint.
8091 * config/arm/arm.md: New split for imm 256-510.
8093 2012-04-13 Terry Guo <terry.guo@arm.com>
8095 * config/arm/arm-cores.def: Added core cortex-m0plus.
8096 * config/arm/arm-tune.md: Regenerated.
8097 * config/arm/arm-tables.opt: Regenerated.
8098 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8100 2012-04-13 Alan Modra <amodra@gmail.com>
8103 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8104 tie regs on destination of sets. Delete forward declaration.
8105 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8106 (rs6000_emit_prologue): Likewise.
8107 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8109 (is_mem_ref): Use tie_operand to recognise stack ties.
8110 * config/rs6000/predicates.md (tie_operand): New.
8111 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8113 (restore_stack_nonlocal): Likewise.
8114 (stack_tie): Update.
8115 (frame_tie): Delete.
8117 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8119 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8120 HOST_WIDE_INT_PRINT_DEC in format strings.
8122 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8125 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8126 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8127 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8128 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8129 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8130 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8131 avx2_permvarv8si using VI4F_256 mode iterator.
8132 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8133 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8134 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8135 gen_avx2_permvarv8sf.
8136 (expand_vec_perm_pshufb): Ditto.
8138 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8141 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8142 the list of options to enable the FCFID instruction.
8143 (TARGET_EXTRA_BUILTINS): Adjust comment.
8145 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8147 PR tree-optimization/18589
8148 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8149 (operand_entry): Add count field.
8150 (add_repeat_to_ops_vec): New function.
8151 (completely_remove_stmt): Likewise.
8152 (remove_def_if_absorbed_call): Likewise.
8153 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8154 (acceptable_pow_call): New function.
8155 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8156 entries with repeat counts when found.
8157 (repeat_factor_d): New struct and associated typedefs.
8158 (repeat_factor_vec): New static vector variable.
8159 (compare_repeat_factors): New function.
8160 (get_reassoc_pow_ssa_name): Likewise.
8161 (attempt_builtin_powi): Likewise.
8162 (reassociate_bb): Call attempt_builtin_powi.
8163 (fini_reassoc): Two new calls to statistics_counter_event.
8165 2012-04-12 Richard Guenther <rguenther@suse.de>
8167 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8168 * cgraph.h (tree_rest_of_compilation): Remove.
8169 * cgraph.c (cgraph_add_new_function): Move ...
8170 * cgraphunit.c (cgraph_add_new_function): ... here.
8171 (tree_rest_of_compilation): Make static.
8172 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8173 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8174 gate_all_early_local_passes, execute_all_early_local_passes,
8175 pass_early_local_passes, gate_all_early_optimizations,
8176 pass_all_early_optimizations): Move ...
8177 * passes.c (gate_all_optimizations, pass_all_optimizations,
8178 gate_all_early_local_passes, execute_all_early_local_passes,
8179 pass_early_local_passes, gate_all_early_optimizations,
8180 pass_all_early_optimizations): ... here.
8181 * tree-optimize.c (execute_free_datastructures): Remove.
8182 * tree-flow.h (execute_free_datastructures): Remove.
8183 * tree-optimize.c (execute_init_datastructures,
8184 pass_init_datastructures): Move ...
8185 * tree-ssa.c (execute_init_datastructures,
8186 pass_init_datastructures): ... here.
8187 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8188 execute_free_datastructures.
8190 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8192 * dbgcnt.def (ira_move): New counter.
8193 * ira-int.h (ira_create_new_reg): Declare function.
8194 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8195 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8196 no longer static. All callers changed.
8197 * ira.c: Include "dbgcnt.h".
8198 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8199 move_unallocated_pseudos): New static functions.
8200 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8201 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8202 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8203 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8204 to the pseudos generated in find_moveable_pseudos.
8205 * Makefile.in (ira.o): Add $(DBGCNT_H).
8207 2012-04-12 Richard Guenther <rguenther@suse.de>
8209 PR tree-optimization/52943
8210 * tree-chrec.h (chrec_is_positive): Remove.
8211 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8212 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8213 Return false for a constant zero instead of negative.
8214 (analyze_siv_subscript_cst_affine): Handle zero difference
8215 in the initial condition explicitely.
8217 2012-04-12 Richard Guenther <rguenther@suse.de>
8219 * tree-parloops.c (parallelize_loops): Also consult the upper
8220 bound for the number of iterations.
8221 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8222 (loop_prefetch_arrays): Likewise.
8224 2012-04-12 Richard Guenther <rguenther@suse.de>
8226 * cfgloop.h (estimated_loop_iterations_int): Ditch
8227 'conservative' parameter.
8228 (max_stmt_executions_int): Likewise.
8229 (estimated_loop_iterations): Likewise.
8230 (max_stmt_executions): Likewise.
8231 (max_loop_iterations): Declare.
8232 (max_loop_iterations_int): Likewise.
8233 (estimated_stmt_executions): Likewise.
8234 (estimated_stmt_executions_int): Likewise.
8235 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8237 (max_loop_iterations): ... this.
8238 (estimated_loop_iterations_int): Split parts to ...
8239 (max_loop_iterations_int): ... this.
8240 (max_stmt_executions_int): Split parts to ...
8241 (estimated_stmt_executions_int): ... this.
8242 (max_stmt_executions): Split parts to ...
8243 (estimated_stmt_executions): ... this.
8244 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8245 * predict.c (predict_loops): Likewise.
8246 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8247 (analyze_siv_subscript_cst_affine): Likewise.
8248 (compute_overlap_steps_for_affine_1_2): Likewise.
8249 (analyze_subscript_affine_affine): Likewise.
8250 (init_omega_for_ddr_1): Likewise.
8251 * tree-parloops.c (parallelize_loops): Likewise.
8252 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8253 (may_eliminate_iv): Likewise.
8254 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8255 (loop_prefetch_arrays): Likewise.
8256 * tree-vrp.c (adjust_range_with_scev): Likewise.
8258 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8260 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8261 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8263 (dump_table): Use bool type for need_align and have_df variables.
8264 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8265 (regs_used): Remove register modifier.
8266 (barrier_align): Move variables slot, credit, jump_to_next
8267 into if block above for loop. Use bool type for jump_to_next.
8268 (sh_function_arg): Use NULL_RTX instead of 0.
8270 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8272 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8273 (bswapsi2): New expander.
8275 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8277 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8278 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8280 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8282 PR rtl-optimization/52876
8283 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8284 Don't call mark_reg_pointer for incompatible pointer sign extension.
8286 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8289 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8291 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8292 comparisons against TYPE_PRECISION.
8293 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8295 2012-04-11 Xinliang David Li <davidxl@google.com>
8297 * tree-passes.h: Remove TODO_dump_func.
8298 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8299 * trans-mem.c: Remove TODO_dump_func.
8300 * ira.c: Remove TODO_dump_func.
8302 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8304 * config/i386/i386.c (ix86_option_override_internal): Check
8305 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8306 after TARGET_64BIT is updated.
8308 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8310 * config/sh/sh.h: Remove old secondary reload code.
8312 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8314 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8315 (ready_reorder): ... this function.
8317 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8319 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8322 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8323 insns so that no other insn is queued for a time before them.
8325 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8328 2012-04-11 Richard Guenther <rguenther@suse.de>
8331 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8332 consider loop nesting.
8333 (evolution_function_is_univariate_p): Properly check the remainder
8336 2012-04-11 Richard Guenther <rguenther@suse.de>
8339 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8341 2012-04-11 Nick Clifton <nickc@redhat.com>
8343 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8344 information, if requested.
8346 * config/rx/rx.c (rx_expand_prologue): Likewise.
8348 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8349 Michael Matz <matz@suse.de>
8352 * rtlanal.c (unsigned_reg_p): New function.
8353 Update copyright notice dates.
8354 * rtl.h (unsigned_reg_p): Prototype it.
8355 Update copyright notice dates.
8356 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8358 * expr.c (expand_expr_real_1): Set register attributes.
8359 * stmt.c (expand_case): Likewise.
8361 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8364 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8365 consider_sh2a and allow_zero.
8366 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8367 (disp_addr_displacement): New function.
8368 (sh_address_cost): Use disp_addr_displacement function instead
8369 of DISP_ADDR_OFFSET.
8370 (sh_legitimate_address_p): Adapt to changed
8371 sh_legitimate_index_p declaration.
8372 (sh_find_mov_disp_adjust): Remove HImode check.
8373 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8374 disp_addr_displacement and max_mov_insn_displacement.
8375 (max_mov_insn_displacement): Remove HImode check.
8376 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8377 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8378 * config/sh/constraints.md (K05, K13): New constraints.
8379 (K12): Correct comment.
8380 (Sdd): Do not use DISP_ADDR_P macro.
8381 (Snd, Sbw): Use satisfies_constraint_Sdd.
8382 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8383 (*extendhisi2_compact, movhi_i): Remove.
8384 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8385 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8386 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8387 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8388 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8389 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8390 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8392 Add new peepholes for HImode displacement addressing.
8394 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8396 * config/sh/sh.h (SIDI_OFF): Remove.
8397 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8398 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8401 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8404 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8405 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8406 * doc/md.texi (Standard Names): Add bswap.
8407 * builtin-types.def (BT_UINT16): New primitive type.
8408 (BT_FN_UINT16_UINT16): New function type.
8409 * builtins.def (BUILT_IN_BSWAP16): New.
8410 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8411 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8412 expand_builtin_bswap.
8413 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8414 (fold_builtin_1): Likewise.
8415 (is_inexpensive_builtin): Likewise.
8416 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8417 missing bits for bswap to libcall code.
8418 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8419 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8420 (uint16_type_node): New define.
8421 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8422 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8424 (rs6000_init_builtins): Likewise.
8425 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8427 2012-04-11 Tristan Gingold <gingold@adacore.com>
8429 * doc/extend.texi (Type Attributes): Move paragraph.
8431 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8434 * diagnostic.h (show_caret): Declare.
8435 (caret_max_width): Declare.
8436 (diagnostic_show_locus): Declare.
8437 * diagnostic.c (diagnostic_initialize): Initialize to false.
8438 (diagnostic_show_locus): New.
8439 (diagnostic_report_diagnostic): Call it.
8440 (getenv_columns): New.
8442 (diagnostic_set_caret_max_width): New.
8443 * input.c (read_line): New.
8444 (location_get_source_line): New.
8445 * input.h (location_get_source_line): Declare.
8446 * toplev.c (general_init): Initialize show_caret from options.
8447 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8448 * opts.c (common_handle_option): Likewise.
8449 * pretty-print.h (pp_get_prefix): New.
8450 (pp_base_get_prefix): New.
8451 * common.opt (fdiagnostics-show-caret): New option.
8452 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8454 2012-04-11 Richard Guenther <rguenther@suse.de>
8456 PR rtl-optimization/52881
8457 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8459 2012-04-11 Richard Guenther <rguenther@suse.de>
8461 PR tree-optimization/52912
8462 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8463 manipulation code we are threading through a loop header
8464 to an exit destination.
8466 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8468 * tree.h (warn_if_unused_value): Move declaration from here.
8469 * stmt.c (warn_if_unused_value): Move definition from here.
8471 2012-04-10 Michael Matz <matz@suse.de>
8473 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8475 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8476 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8477 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8478 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8479 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8480 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8481 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8482 (vect_record_strided_load_vectors): Rename to
8483 vect_record_grouped_load_vectors.
8484 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8485 Rename use of above macros.
8486 (vect_verify_datarefs_alignment): Ditto.
8487 (vector_alignment_reachable_p): Ditto.
8488 (vect_peeling_hash_get_lowest_cost): Ditto.
8489 (vect_enhance_data_refs_alignment): Ditto.
8490 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8491 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8492 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8493 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8494 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8495 (vect_record_strided_load_vectors): Rename to
8496 vect_record_grouped_load_vectors.
8497 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8498 (destroy_loop_vec_info): Ditto.
8499 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8500 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8501 (vect_analyze_slp): Ditto.
8502 (new_bb_vec_info): Ditto.
8503 (destroy_bb_vec_info): Ditto.
8504 (vect_schedule_slp_instance): Ditto and rename strided_store to
8506 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8507 vect_cost_group_size.
8508 (vect_model_store_cost): Rename use of above macros and call
8509 to vect_cost_strided_group_size.
8510 (vect_model_load_cost): Ditto.
8511 (vectorizable_store): Ditto, rename strided_store to grouped_store
8512 and calls to renamed tree-vectorizer.h functions.
8513 (vectorizable_load): Ditto.
8514 (vect_transform_stmt): Rename use of above macros and strided_store
8517 2012-04-10 Jan Hubicka <jh@suse.cz>
8519 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8520 (symtab_type): New enum.
8521 (symtab_node): New structure.
8522 (cgraph_node, varpool_node): Add symbol base type.
8523 (cgraph, varpool): New accestor functions.
8524 * cgraph.c (cgraph_create_node_1): Set symbol type.
8525 * varpool.c (varpool_node): Set symbol type.
8527 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8528 Richard Sandiford <rdsandiford@googlemail.com>
8530 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8532 2012-04-10 Richard Guenther <rguenther@suse.de>
8535 * gimple-low.c (gimple_check_call_args): Properly account for
8536 compatible aggregate types.
8538 2012-04-10 Richard Guenther <rguenther@suse.de>
8540 * toplev.h (tree_rest_of_compilation): Remove.
8541 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8542 * cgraph.h (tree_rest_of_compilation): Declare.
8543 * tree-optimize.c (tree_rest_of_compilation): Move ...
8544 * cgraphunit.c (tree_rest_of_compilation): ... here.
8545 * cgraph.c (cgraph_add_new_function): Adjust.
8546 * Makefile.in (tree-optimize.o): Adjust.
8547 (cgraphunit.o): Likewise.
8549 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8551 PR tree-optimization/52870
8552 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8553 presumed pattern statement is within the same loop or basic block.
8555 2012-04-10 Tristan Gingold <gingold@adacore.com>
8557 * gengtype.c (main): Make uintptr_t a known type.
8559 2012-04-10 Richard Guenther <rguenther@suse.de>
8561 * tree-pass.h (tree_lowering_passes): Remove.
8562 * tree-optimize.c (tree_lowering_passes): Remove.
8563 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8564 of tree_lowering_passes, avoid redundant call of early local passes.
8565 * cgraphunit.c (cgraph_lower_function): Fold into ...
8566 (cgraph_analyze_function): ... its single caller. Inline
8567 relevant parts of tree_lowering_passes.
8569 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/pa/pa.opt: Remove SIO and GNU_LD.
8574 2012-04-09 Jan Hubicka <jh@suse.cz>
8579 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8580 boundary, add its target too.
8581 * lto.c (add_references_to_partition): Add also aliased nodes.
8582 (add_cgraph_node_to_partition,
8583 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8584 when adding alias, add also the aliased object.
8586 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8590 VOIDmode immediate operands.
8591 * config/i386/constraints.md (Wz): New constraint.
8592 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8594 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8597 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8598 the DECL generated for the special GOT helper.
8600 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8602 * config/sh/constraints.md: Update list of constraints in
8604 (Sr0): Remove unused memory constraint.
8606 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8608 * tree-pretty-print.h: Update comment.
8610 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8612 * config/sh/sh.md: Use braced string notation where applicable.
8613 (*prefetch_i4, prefetch_m2a): Merge into ...
8614 (*prefetch): ... this new insn.
8616 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8618 * config/sh/sh.h (high_life_started): Remove
8619 * config/sh/predicates.md (general_movdst_operand): Use
8620 'reload_in_progress' instead of 'high_life_started'.
8621 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8622 divsi_inv_fp): Likewise.
8624 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8626 * config/sh/sh-protos.h (prepare_move_operands): Return void
8628 * config/sh/sh.c (prepare_move_operands): Likewise.
8629 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8631 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8633 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8634 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8635 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8636 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8637 commutative_float_operator, noncommutative_float_operator,
8638 sh_handle_pragma): Remove.
8640 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8642 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8643 Use @option markup on command-line options. Use @samp markup on
8644 literal keywords to options. Use @code markup on code fragments.
8645 Use other markup in preference to quotation marks in the text.
8646 Add markup to some passages without any.
8648 2012-04-06 Mike Stump <mikestump@comcast.net>
8650 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8652 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8654 * config/sh/sh.c (hi_const): Remove.
8655 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8658 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8660 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8662 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8663 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8664 calling sh_expand_t_scc.
8666 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8668 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8669 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8670 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8671 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8672 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8673 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8674 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8675 sh2a_is_function_vector_call): Use bool as return type.
8676 (sh_pass_in_reg_p): Remove.
8677 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8678 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8679 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8680 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8681 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8682 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8683 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8684 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8685 sh_loads_bankedreg_p): Use bool as return type.
8686 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8687 'register' modifier.
8689 2012-04-06 Matt Turner <mattst88@gmail.com>
8691 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8693 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8695 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8696 of the destination isn't also a FP_REGS register.
8698 2012-04-05 Teresa Johnson <tejohnson@google.com>
8699 H.J. Lu <hongjiu.lu@intel.com>
8701 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8702 * config/i386/i386.md (move immediate to memory peephole2):
8703 Add cases for HImode move when LCP stall avoidance is needed.
8704 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8705 X86_TUNE_LCP_STALL entry.
8707 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8711 CONST_INT operands, zero-extended with AND.
8713 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8716 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8717 first argument instead of mode size. Move displacement calculations
8719 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8720 ... these new functions.
8721 (disp_adjust): Remove max_mov_disp field.
8722 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8723 mov_insn_alignment_mask.
8724 (sh_address_cost): Use max_mov_insn_displacement.
8726 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8728 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8729 (arch_enabled): Handle new arch types.
8730 (one_cmpldi2): Add NEON support.
8732 2012-04-05 Richard Guenther <rguenther@suse.de>
8734 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8735 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8736 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8737 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8738 ... here and make static.
8739 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8742 2012-04-05 Richard Guenther <rguenther@suse.de>
8744 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8745 basic-block before removing it.
8747 2012-04-05 Richard Guenther <rguenther@suse.de>
8749 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8750 version namespace as we release the freelist.
8752 2012-04-05 Richard Guenther <rguenther@suse.de>
8754 * tree-nrv.c (tree_nrv): Release VDEFs.
8755 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8756 (sra_modify_assign): Likewise.
8757 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8758 * tree-vect-loop.c (vect_transform_loop): Likewise.
8759 * tree-ssa-dom.c (optimize_stmt): Likewise.
8760 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8761 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8763 2012-04-05 Richard Guenther <rguenther@suse.de>
8765 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8767 * gimple.h (gsi_remove): Adjust.
8768 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8769 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8770 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8771 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8772 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8773 * tree-ssa-pre.c (eliminate): Likewise.
8775 2012-04-04 Mike Stump <mikestump@comcast.net>
8777 * doc/rtl.texi (const_double): Document as sign-extending.
8778 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8779 * emit-rtl.c (immed_double_int_const): Refine to state the
8781 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8782 CONST_DOUBLE integers.
8783 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8784 negative values are converted. Fix conversions bigger than
8785 HOST_BITS_PER_WIDE_INT.
8786 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8787 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8788 * explow.c (plus_constant_mode): Add.
8789 (plus_constant): Implement with plus_constant_mode.
8790 * rtl.h (plus_constant_mode): Add.
8792 2012-04-04 Richard Guenther <rguenther@suse.de>
8794 PR tree-optimization/52808
8795 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8796 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8798 2012-04-04 Tristan Gingold <gingold@adacore.com>
8800 * expr.c (expand_expr_real_2): Handle larger sizetype in
8803 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8805 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8806 to m2a-single instead of m2e.
8808 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8810 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8811 Change type of BITOFFSET to signed. Make sure the lower bound of
8812 the computed range is non-negative by adjusting OFFSET and BITPOS.
8813 (expand_assignment): Adjust call to get_bit_range.
8815 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8817 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8818 New function. Added to check monitor functions.
8819 (h8300_option_override): Modified to generate error/warning
8820 messages for invalid combinations of different command line
8822 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8823 save EXR on stack for monitor function in case of H8S target
8824 when "-mno-exr" is passed.
8825 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8827 * doc/invoke.texi: Document H8S options.
8829 2012-04-03 Tristan Gingold <gingold@adacore.com>
8831 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8832 of gcc_AC_FUNC_MMAP_BLACKLIST.
8833 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8834 * Makefile.in (aclocal_deps): Add mmap.m4.
8835 * configure: Regenerate.
8836 * aclocal.m4: Regenerate.
8838 2012-04-03 Richard Guenther <rguenther@suse.de>
8840 PR tree-optimization/52808
8841 * tracer.c (tail_duplicate): Return whether we have duplicated
8843 (tracer): If we have duplicated any block, cleanup the CFG.
8844 * cfghooks.c (duplicate_block): If we duplicated a loop
8845 header but not its loop, destroy the loop because it now has
8847 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8848 the cfg manipulation routines we are not creating a multiple
8851 2012-04-03 Tristan Gingold <gingold@adacore.com>
8853 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8855 (vms_c_common_override_options): Allow parameterless variadic
8858 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8860 PR tree-optimization/52835
8861 * tree-data-ref.c (build_rdg): Return NULL if
8862 compute_data_dependences_for_loop failed.
8864 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8866 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8867 for REAL_CST as well.
8868 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8869 In the bitfield case, if the value is a REAL_CST, convert it first to
8872 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8874 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8875 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8876 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8878 * config/i386/biarchx32.h: New.
8880 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8882 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8883 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8884 (arm_preferred_reload_class): New function.
8886 2012-04-02 Richard Guenther <rguenther@suse.de>
8888 PR tree-optimization/52756
8889 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8890 (thread_through_loop_header): After threading through the loop latch
8891 remove the split part from the loop and clear further threading
8892 opportunities that would create a multiple entry loop.
8894 2012-04-02 Richard Guenther <rguenther@suse.de>
8896 PR rtl-optimization/52800
8897 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8898 CLEANUP_CFG_CHANGED.
8900 2012-04-02 Richard Guenther <rguenther@suse.de>
8903 * loop-init.c (gate_handle_loop2): Destroy loops here if
8904 we don't enter RTL loop optimizers.
8906 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8909 2012-03-29 Richard Guenther <rguenther@suse.de>
8911 * rtl.h (extended_count): Remove.
8912 * combine.c (extended_count): Remove.
8914 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8917 * pt.c (more_specialized_fn): Don't apply decay conversion to
8918 types of function parameters.
8920 2012-04-02 Tristan Gingold <gingold@adacore.com>
8922 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8923 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8924 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8925 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8927 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8930 * config/i386/i386.c (ix86_option_override_internal): Don't
8931 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8933 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8935 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8936 (stmt_can_make_abnormal_goto): Use it.
8937 (is_ctrl_altering_stmt): Likewise.
8939 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8940 Kaz Kojima <kkojima@gcc.gnu.org>
8942 * config/sh/sh.c (push_regs): Skip banked registers when
8943 resbank attribute is specified.
8944 (sh_expand_epilogue): Likewise.
8946 2012-03-30 Richard Henderson <rth@redhat.com>
8949 * combine-stack-adj.c (prev_active_insn_bb): New.
8950 (next_active_insn_bb): New.
8951 (force_move_args_size_note): New.
8952 (combine_stack_adjustments_for_block): Use it.
8954 2012-03-30 Richard Henderson <rth@redhat.com>
8956 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8957 (ix86_expand_vector_init_duplicate): Initialize it.
8958 (expand_vec_perm_palignr): Likewise.
8959 (ix86_expand_vec_perm_const): Likewise.
8960 (ix86_vectorize_vec_perm_const_ok): Likewise.
8961 (expand_vec_perm_blend): Use it.
8962 (expand_vec_perm_vpermil): Likewise.
8963 (expand_vec_perm_pshufb): Likewise.
8964 (expand_vec_perm_1): Likewise.
8965 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8966 (expand_vec_perm_interleave2): Likewise.
8967 (expand_vec_perm_vpermq_perm_1): Likewise.
8968 (expand_vec_perm_vperm2f128): Likewise.
8969 (expand_vec_perm_interleave3): Likewise.
8970 (expand_vec_perm_vperm2f128_vblend): Likewise.
8971 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8972 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8973 (expand_vec_perm_broadcast): Likewise.
8974 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8976 2012-03-30 Richard Henderson <rth@redhat.com>
8978 * dwarf2out.c (gen_variable_die): Initialize off.
8980 2012-03-30 Tristan Gingold <gingold@adacore.com>
8982 * config/vms/vms-f.c: New file.
8983 * config/vms/t-vms (vms-f.o): New rule.
8984 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8986 2012-03-30 Richard Guenther <rguenther@suse.de>
8988 PR tree-optimization/52754
8989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8990 propagate arbitrary addresses into really plain dereferences.
8992 2012-03-30 Richard Guenther <rguenther@suse.de>
8995 * except.c (emit_to_new_bb_before): Move loop updating ...
8996 (dw2_build_landing_pads): ... here. Use a proper block for
8997 querying the loop father.
8999 2012-03-30 Tristan Gingold <gingold@adacore.com>
9001 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9002 common_object attribute handling.
9003 (SECTION_VMS_OVERLAY): Remove
9004 (ia64_vms_common_object_attribute): Replace abort with an assert.
9005 Do not set DECL_SECTION_NAME.
9006 (ia64_vms_output_aligned_decl_common): Handle common_object
9008 (ia64_vms_elf_asm_named_section): Remove.
9009 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9011 2012-03-30 Richard Guenther <rguenther@suse.de>
9014 * double-int.c (rshift_double): Remove not needed cast.
9016 2012-03-30 Richard Guenther <rguenther@suse.de>
9018 * tree-affine.h (print_aff): Remove.
9019 * tree-affine.c (print_aff): Make static.
9020 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9021 (get_references_in_stmt): Likewise.
9022 (print_direction_vector): Likewise.
9023 (print_dir_vectors): Likewise.
9024 (print_dist_vectors): Likewise.
9025 (dump_subscript): Likewise.
9026 (dump_ddrs): Likewise.
9027 (dump_dist_dir_vectors): Likewise.
9028 (dump_data_references): Likewise.
9029 (dump_data_dependence_relation): Likewise.
9030 (dump_data_dependence_direction): Likewise.
9031 (dump_rdg_vertex): Likewise.
9032 (dump_rdg_component): Likewise.
9033 (debug_ddrs): Declare.
9034 (struct data_ref_loc_d): Move ...
9035 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9036 (get_references_in_stmt): Make static.
9037 (dump_data_references): Likewise.
9038 (dump_subscript): Likewise.
9039 (print_direction_vector): Likewise.
9040 (print_dir_vectors): Likewise.
9041 (print_dist_vectors): Likewise.
9042 (dump_data_dependence_relation): Likewise.
9043 (dump_dist_dir_vectors): Likewise.
9044 (dump_ddrs): Likewise.
9045 (dump_rdg_vertex): Likewise.
9046 (dump_rdg_component): Likewise.
9047 (debug_ddrs): New function.
9048 (access_matrix_get_index_for_parameter): Remove.
9050 2012-03-30 Tristan Gingold <gingold@adacore.com>
9052 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9053 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9054 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9055 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9056 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9057 (vms_patch_builtins): Handle new flags
9058 * config/vms/vms-crtlmap.map: Completed using nm on
9059 c and math system libraries.
9060 * config/vms/make-crtlmap.awk: Handle any number of flags.
9062 2012-03-30 Martin Jambor <mjambor@suse.cz>
9064 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9065 is a builtin_stack_save in a dominating BB.
9067 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9070 crossing 128bit lane boundary.
9072 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9074 * ira-color.c (setup_left_conflict_sizes_p): Process all
9075 conflicting objects.
9077 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9079 PR tree-optimization/52760
9080 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9081 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9083 2012-03-29 Richard Guenther <rguenther@suse.de>
9085 * cgraph.h (cgraph_materialize_all_clones): Remove.
9086 (reset_inline_failed): Likewise.
9087 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9088 * cgraphbuild.c (reset_inline_failed): Remove.
9089 * rtl.h (cse_main): Remove.
9090 (extended_count): Likewise.
9091 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9092 (cse_main): Make static.
9093 * combine.c (extended_count): Remove.
9094 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9095 * basic-block.h (reorder_basic_blocks): Remove.
9096 * bb-reorder.c (reorder_basic_blocks): Make static.
9097 * Makefile.in (dse.o): Remove dse.h dependency.
9099 * dse.c (gate_dse): Remove.
9100 (clear_alias_mode_eq): Likewise.
9101 (clear_alias_mode_hash): Likewise.
9102 (dse_record_singleton_alias_set): Likewise.
9103 (dse_invalidate_singleton_alias_set): Likewise.
9105 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9107 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9108 crtbegin_so%O%s for -shared.
9109 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9111 2012-03-29 Richard Guenther <rguenther@suse.de>
9113 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9114 (add_to_value): Remove.
9115 (print_value_expressions): Likewise.
9116 * tree-ssa-pre.c (add_to_value): Make static.
9117 (print_value_expressions): Likewise.
9118 * gimple.h (gimple_adjust_this_by_delta): Remove.
9119 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9121 2012-03-29 Richard Guenther <rguenther@suse.de>
9124 * double-int.h (rshift_double): Remove.
9125 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9126 (rshift_double): Make static, take unsigned count argument,
9127 remove handling of negative count argument.
9128 (double_int_rshift): Dispatch to lshift_double.
9130 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9132 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9135 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9136 (SPEC_X32): Likewise.
9137 (MULTILIB_DEFAULTS): Likewise.
9139 * config/i386/i386.c (isa_opts): Remove -m64.
9140 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9141 (ix86_option_override_internal): Properly
9142 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9143 handle -m32, -m64 and -mx32.
9145 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9146 with OPTION_ABI_X32. Moved after TARGET_LP64.
9147 (TARGET_LP64): Changed to OPTION_ABI_64.
9149 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9150 (mx32): Replace ISA_X32 with ABI_X32.
9152 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9154 * tree.c (tree_size) <VECTOR_CST>: New case.
9156 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9159 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9161 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9164 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9165 __builtin_va_start to __builtin_next_arg if the latter is
9166 builtin_decl_explicit_p rather than when it is not.
9169 * tree-vect-generic.c (vector_element): Perform multiplication
9170 for pos in bitsizetype type instead of idx type.
9172 2012-03-28 Richard Guenther <rguenther@suse.de>
9174 * loop-init.c (loop_optimizer_init): If loops are preserved
9175 perform incremental initialization of required loop features.
9176 (loop_optimizer_finalize): If loops are to be preserved only
9177 clean up optional loop features.
9178 (rtl_loop_done): Forcefully free loops here.
9179 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9180 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9182 (construct_init_block): Likewise.
9183 (construct_exit_block): Likewise.
9184 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9185 the CFG after expanding.
9186 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9187 If we needed to calculate them, free them afterwards.
9188 * tree-pass.h (PROP_loops): New define.
9189 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9190 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9191 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9192 (cleanup_cfg): If we did something and have loops around, fix them up.
9193 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9194 with CLEANUP_CFG_CHANGED.
9195 * cfghooks.c (merge_blocks): If we merge a loop header into
9196 its predecessor, update the loop structure.
9197 (duplicate_block): If we copy a loop latch, adjust loop state
9198 to note we may have multiple latches.
9199 (delete_basic_block): Mark loops for fixup if we remove a loop.
9200 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9202 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9203 (cfg_layout_can_merge_blocks_p): Likewise.
9204 * cprop.c (bypass_block): If we create a loop with multiple
9205 entries, mark it for removal.
9206 * except.c (emit_to_new_bb_before): Add the new basic-block
9208 * tree-eh.c (lower_resx): Likewise.
9209 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9210 (expand_omp_taskreg): Likewise.
9211 * tree-inline.c (initialize_cfun): Likewise.
9212 * tree-mudflap.c (add_bb_to_loop): Prototype.
9213 (mf_build_check_statement_for): Properly add new basic-blocks
9215 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9216 if we remove a loop.
9217 (thread_through_loop_header): Likewise.
9218 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9219 new basic-blocks to existing loops.
9220 (expand_transaction): Likewise.
9221 * Makefile.in (except.o): Add $(CFGLOOP_H).
9223 (cgraph.o): Likewise.
9224 (cprop.o): Likewise.
9225 (cfgexpand.o): Likewise.
9226 (cfganal.o): Likewise.
9227 (trans-mem.o): Likewise.
9228 (tree-eh.o): Likewise.
9230 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9233 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9234 (avr_builtin_decl): New static function.
9235 (struct avr_builtin_description, avr_bdesc): Move up.
9236 Add GTY marker. Add field fndecl. Remove redundant field id.
9237 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9238 (avr_expand_builtin): Code cleanup because .id is removed.
9240 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9243 * config.gcc (tm_file): Remove avr/multilib.h.
9245 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9247 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9248 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9249 * config/avr/t-avr: Remove generation of multilib.h.
9250 * config/avr/t-multilib: Regenerate.
9251 * config/avr/multilib.h: Remove.
9252 * config/avr/avr.opt (-msp8): New option.
9253 (avr_sp8): New variable.
9254 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9255 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9256 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9257 (avr_device_to_sp8): New prototype.
9258 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9259 (DRIVER_SELF_SPECS): New define.
9260 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9261 __AVR_SP8__, __AVR_HAVE_SPH__.
9262 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9263 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9264 (avr_file_start): Ditto.
9266 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9269 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9270 instead of 8 in adjust_address.
9272 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9275 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9278 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9281 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9282 Rearrange conditional logic. Move displacement address calculations
9284 (sh_find_mov_disp_adjust): ... this new function.
9286 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9288 * config/arm/arm.opt (mapcs): Remove MaskExists.
9289 * config/cris/linux.opt (mno-gotplt): Likewise.
9290 * config/i386/i386.opt (mhard-float): Likewise.
9292 (mno-sse4): Likewise.
9293 * config/m68k/m68k.opt (mhard-float): Likewise.
9294 * config/mep/mep.op (mcop32): Likewise.
9295 * config/pa/pa-hpux.opt (msio): Likewise.
9296 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9297 * config/picochip/picochip.opt (mlittle): Likewise.
9298 * config/sh/sh.opt (mrenesas): Likewise.
9299 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9300 * config/sparc/sparc.opt (mhard-float): Likewise.
9301 * config/v850/v850.opt (mv850es): Likewise.
9302 * config/vax/vax.opt (mg-float): Likewise.
9304 2012-03-27 Martin Jambor <mjambor@suse.cz>
9307 * tree-sra.c (sra_modify_assign): Do not call
9308 load_assign_lhs_subreplacements when working with an unscalarizable
9311 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9316 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9317 * config/i386/i386.c: Include reload.h.
9318 (ix86_legitimize_reload_address): New function.
9320 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9322 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9323 hasn't been allocated. Define a target macro for Mask and
9324 InverseMask if it hasn't been defined. Remove MaskExists handling.
9326 * doc/options.texi: Remove MaskExists.
9328 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9331 * config/sh/sh.c (find_barrier): Add equality check of last_got
9332 to avoid going above orig insn. Update comments.
9334 2012-03-27 Richard Guenther <rguenther@suse.de>
9337 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9340 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9342 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9343 of a unit before computing the offset in units.
9344 * expr.c (get_bit_range): Return the null range if the enclosing record
9345 is part of a larger bit field.
9347 2012-03-27 Tristan Gingold <gingold@adacore.com>
9349 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9350 * config/ia64/ia64.md: Remove mode in template.
9351 Sign extend operand in expand_simple_binop.
9352 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9353 CASE_VECTOR_MODE instead of TARGET_ILP32.
9354 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9356 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9358 * varasm.c (assemble_external): #if 0 out the new assert from the
9359 previous commit, it breaks the Java and Go front ends.
9361 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9363 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9364 * expr.c (emit_block_move_libcall_fn): Likewise.
9365 (clear_storage_libcall_fn): Likewise.
9366 (expand_expr_addr_expr_1): Likewise.
9367 (expand_expr_real_1): Likewise.
9368 * calls.c (rtx_for_function_call): Likewise.
9370 * varasm.c (assemble_external): Assert this function is only called
9371 during or after expanding to RTL.
9373 2012-03-26 Martin Jambor <mjambor@suse.cz>
9375 PR tree-optimization/50052
9376 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9377 (tree_non_aligned_mem_for_access_p): Likewise.
9378 (build_accesses_from_assign): Removed strict alignment requirements
9380 (access_precludes_ipa_sra_p): Likewise.
9382 2012-03-26 Richard Guenther <rguenther@suse.de>
9384 PR tree-optimization/52701
9385 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9386 compute and set the evolution part of PHI nodes.
9388 2012-03-26 Richard Guenther <rguenther@suse.de>
9390 PR tree-optimization/52721
9391 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9393 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9395 PR tree-optimization/52686
9396 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9399 2012-03-26 Tristan Gingold <gingold@adacore.com>
9401 * config/alpha/vms.h (LINK_SPEC): Simplify.
9402 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9403 (NAME__MAIN, SYMBOL__MAIN): Remove.
9404 (VMS_DEBUG_MAIN_POINTER): Remove.
9405 * config/ia64/vms.h: Likewise.
9406 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9407 code to vms.c. Call vms_start_function.
9408 * config/ia64/ia64.c (ia64_start_function): Likewise.
9409 * config/vms/vms-protos.h (vms_start_function): Declare.
9410 * config/vms/vms.c (vms_start_function): New function.
9411 * config/vms/vms.h (MATH_LIBRARY): Define.
9412 (VMS_DEBUG_MAIN_POINTER): Define.
9414 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9416 PR rtl-optimization/52629
9417 * reload1.c (count_pseudo): Short-circuit common case.
9418 (count_spilled_pseudo): Return early for pseudos without hard regs.
9419 Assert that the pseudo has got a hard reg before manipulating it.
9421 2012-03-24 Jan Hubicka <jh@suse.cz>
9424 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9425 (decide_is_variable_needed): Do not handle toplevel reorder here.
9426 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9427 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9430 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9432 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9433 and str_bitsize instead of more convoluted expressions.
9435 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9438 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9440 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9443 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9445 2012-03-23 Martin Jambor <mjambor@suse.cz>
9447 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9449 2012-03-23 Richard Guenther <rguenther@suse.de>
9451 PR tree-optimization/52678
9452 * tree-vectorizer.h (struct _stmt_vec_info): Add
9453 loop_phi_evolution_part member.
9454 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9455 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9456 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9457 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9458 Use the cached evolution part and the PHI nodes value from
9459 the loop preheader edge instead of re-analyzing the evolution.
9461 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9463 * config/mips/mips-tables.opt: Update.
9464 * config/mips/mips.md (processor): Add xlp.
9465 * config/mips/mips-cpus.def: Add xlp.
9466 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9468 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9469 * doc/invoke.texi: Mention XLP.
9471 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9474 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9475 on any new_local_var_chain vars declared during recursing on
9476 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9478 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9480 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9481 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9482 (ASM_OUTPUT_LOCAL): Ditto.
9483 (ASM_OUTPUT_COMMON): Remove.
9484 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9485 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9487 2012-03-22 Jan Hubicka <jh@suse.cz>
9490 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9492 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9493 * ipa-inline-transform.c (save_inline_function_body): Remove
9494 copied clone if needed.
9495 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9497 2012-03-22 Richard Guenther <rguenther@suse.de>
9500 * fold-const.c (fold_ternary_loc): Fix typo.
9502 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9505 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9506 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9507 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9508 (delay_cycles_1, delay_cycles_2): Ditto.
9509 (delay_cycles_3, delay_cycles_4): Ditto.
9510 (nopv, *nopv): Ditto.
9511 (sleep, *sleep): Ditto.
9514 2012-03-22 Richard Guenther <rguenther@suse.de>
9516 PR tree-optimization/52548
9517 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9518 because of clobbers.
9519 (prune_clobbered_mems): New function.
9520 (compute_antic_aux): Use it to prune ANTIC_OUT.
9521 (compute_partial_antic_aux): Use it to prune PA_IN.
9522 (compute_avail): Only insert expressions into EXP_GEN that are not
9523 invalidated when translated up to the beginning of the block.
9525 2012-03-22 Richard Guenther <rguenther@suse.de>
9527 PR tree-optimization/52638
9528 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9530 (vect_init_vector): ... here. Handle scalar vector inits.
9531 (vect_get_vec_def_for_operand): Adjust.
9532 (vectorizable_load): Likewise.
9534 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9536 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9537 (alpha*-*-freebsd*): Ditto.
9538 (alpha*-*-netbsd*): Ditto.
9539 (alpha*-*-openbsd*): Ditto.
9540 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9541 (DWARF2_DEBUGGING_INFO): Remove.
9542 (PREFERRED_DEBUGGING_TYPE): Remove.
9543 (ASM_FINAL_SPEC): Remove.
9544 (IDENT_ASM_OP): Remove.
9545 (ASM_OUTPUT_IDENT): Remove.
9546 (SKIP_ASM_OP): Remove.
9547 (ASM_OUTPUT_SKIP): Remove.
9548 (ALIGN_ASM_OP): Remove.
9549 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9550 (ASM_OUTPUT_CASE_LABEL): Remove.
9551 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9552 (COMMON_ASM_OP): Remove.
9553 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9554 (ASCII_DATA_ASM_OP): Remove.
9555 (READONLY_DATA_SECTION_ASM_OP): Remove.
9556 (INIT_SECTION_ASM_OP): Remove.
9557 (FINI_SECTION_ASM_OP): Remove.
9558 (ASM_SECTION_START_OP): Remove.
9559 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9560 (TARGET_ASM_NAMED_SECTION): Remove.
9561 (TARGET_ASM_SELECT_SECTION): Remove.
9562 (MAKE_DECL_ONE_ONLY): Remove.
9563 (TYPE_ASM_OP): Remove.
9564 (SIZE_ASM_OP): Remove.
9565 (ASM_WEAKEN_LABEL): Remove.
9566 (TYPE_OPERAND_FMT): Remove.
9567 (ASM_DECLARE_RESULT): Remove.
9568 (ASM_DECLARE_OBJECT_NAME): Remove.
9569 (ASM_FINISH_DECLARE_OBJECT): Remove.
9570 (ELF_ASCII_ESCAPES): Remove.
9571 (ELF_STRING_LIMIT): Remove.
9572 (STRING_ASM_OP): Remove.
9573 (ASM_OUTPUT_EXTERNAL): Remove.
9574 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9575 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9577 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9578 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9579 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9580 (ASM_OUTPUT_SKIP): Ditto.
9581 (READONLY_DATA_SECTION_ASM_OP): Remove.
9582 (USER_LABEL_PREFIX): Remove.
9583 (ASM_OUTPUT_ASCII): Remove.
9584 (ASM_OUTPUT_CASE_LABEL): Remove.
9585 (NO_DOLLAR_IN_LABEL): Undefine.
9587 2012-03-22 Richard Guenther <rguenther@suse.de>
9589 PR tree-optimization/52459
9590 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9591 PHI insertion for calls.
9593 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9595 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9596 find_sets_in_insn, canonicalize_insn): Split out from ...
9597 (cse_insn): ... here.
9598 (invalidate_from_clobbers): Take an insn instead of the pattern.
9600 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9603 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9604 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9605 * config/sh/sh.md (sindf2, cosdf2): Remove.
9607 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9610 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9611 prologue for unwinder and profiler.
9613 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9615 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9616 Introduce emul_name to select the right linker emulation for
9617 powerpc64-*-freebsd*.
9618 * configure: Regenerate.
9619 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9620 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9621 * config/rs6000/freebsd64.h: New file.
9622 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9624 (rs6000_savres_strategy): Likewise.
9625 (rs6000_savres_routine_name): Likewise.
9626 (rs6000_elf_file_end): Likewise.
9627 * config/rs6000/t-freebsd64: New file.
9628 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9629 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9631 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9633 * config/rs6000/t-freebsd64: Likewise.
9635 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9637 PR rtl-optimization/52543
9639 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9640 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9641 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9642 (avr_load_libgcc_p): Restrict to __flash loads.
9643 (avr_out_lpm): Only handle 1-byte loads from __flash.
9644 (avr_load_lpm): New function.
9645 (avr_find_unused_d_reg): Remove.
9646 (avr_out_lpm_no_lpmx): Remove.
9647 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9648 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9649 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9650 (load_<mode>, load_<mode>_clobber): New insns.
9651 (mov<mode>): For multi-byte move from non-generic
9652 16-bit address spaces: Expand to load_<mode> resp.
9653 load_<mode>_clobber.
9654 (load<mode>_libgcc): Remove expander.
9655 (split-lpmx): Remove split.
9657 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9659 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9660 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9661 All callers changed.
9662 (Fixed_core_reg): New feature.
9663 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9665 * neon-testgen.ml: Handle Fixed_core_reg.
9667 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9669 * config/arm/arm.c (thumb2_reorg): Add complete support
9670 for 16-bit instructions.
9671 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9673 2012-03-21 Richard Guenther <rguenther@suse.de>
9675 PR tree-optimizer/52636
9676 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9677 to the appropriate type.
9679 2012-03-21 Richard Guenther <rguenther@suse.de>
9681 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9683 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9684 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9685 * passes.c (init_optimization_passes): Remove pass_init_function,
9686 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9687 * tree-pass.h (pass_init_function): Remove.
9688 (pass_jump): Remove.
9689 (pass_initial_value_sets): Remove.
9690 (pass_unshare_all_rtl): Remove.
9691 * integrate.c (pass_initial_value_sets): Remove.
9692 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9693 * tree.h (init_function_for_compilation): Remove.
9694 * function.c (init_function_for_compilation): Remove.
9695 (pass_init_function): Remove.
9696 * cfgcleanup.c (rest_of_handle_jump): Remove.
9697 (pass_jump): Remove.
9699 2012-03-20 Jason Merrill <jason@redhat.com>
9701 * tree-streamer-in.c (streamer_alloc_tree): Call
9702 ggc_alloc_zone_cleared_tree_node instead of
9703 ggc_alloc_zone_cleared_tree_node_stat.
9705 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9707 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9709 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9712 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9713 (ix86_expand_vec_perm_const_1): Call it.
9715 * config/i386/i386.c (vselect_insn): New variable.
9716 (init_vselect_insn): New function.
9717 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9718 Call init_vselect_insn if vselect_insn is NULL. Adjust
9719 PATTERN (vselect_insn), instead of creating a new insn each time,
9720 only emit a copy of it if not testing and recog has been successful.
9721 (expand_vec_perm_pshufb, expand_vec_perm_1,
9722 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9726 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9727 ("enabled" attribute): Handle avx2 and noavx2 isas.
9728 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9730 (vec_dup<mode>): Add avx2 =x,x alternative.
9731 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9732 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9733 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9734 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9736 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9737 if possible, handle also V8SFmode.
9739 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9741 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9742 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9743 reg_or_zero_operand predicate.
9744 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9746 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9748 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9749 If operand isn't UNSPEC, return 0.
9751 2012-03-20 Richard Guenther <rguenther@suse.de>
9753 * tree-pass.h (pass_rtl_eh): Remove.
9754 * except.c (gate_handle_eh): Likewise.
9755 (rest_of_handle_eh): Likewise.
9756 (pass_rtl_eh): Likewise.
9757 (finish_eh_generation): Export.
9758 * except.h (finish_eh_generation): Declare.
9759 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9760 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9761 after expanding stack alignment. Instead of compacting blocks
9764 2012-03-20 Richard Guenther <rguenther@suse.de>
9766 * stor-layout.c (finish_bitfield_representative): Fallback
9767 to conservative maximum size if the padding up to the next
9768 field cannot be computed as a constant.
9769 (finish_bitfield_layout): If we cannot compute the distance
9770 between the start of the bitfield representative and the
9771 bitfield member start a new representative.
9772 * expr.c (get_bit_range): The distance between the start of
9773 the bitfield representative and the bitfield member is zero
9774 if the field offsets are not constants.
9776 2012-03-20 Tristan Gingold <gingold@adacore.com>
9778 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9779 convert in lowercase.
9780 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9781 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9782 * stor-layout.c (sizetype_tab): Adjust.
9783 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9784 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9785 instead of type_kind_last.
9786 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9787 instead of size_int_kind.
9788 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9789 * doc/tm.texi: Regenerate.
9790 * defaults.h (SIZETYPE): Provide a default value.
9791 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9794 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9796 * config/sh/sh.md: Use braced string notation where applicable.
9798 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9800 * config/i386/i386.md (allocate_stack): Simplify.
9802 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9804 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9805 copy_to_mode_reg (Pmode, ...).
9806 (expand_builtin_frame_address): Ditto.
9807 * expr.c (emit_block_move_via_libcall): Ditto.
9808 (set_storage_via_libcall): Ditto.
9810 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9811 (ix86_expand_setmem): Ditto.
9812 (ix86_trampoline_init): DItto.
9813 * config/i386/i386.md (cmpstrnsi): Ditto.
9815 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9817 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9818 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9819 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9820 (SH Options): Likewise.
9822 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9824 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9825 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9826 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9827 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9828 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9831 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9833 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9834 * config/i386/i386.c (ix86_decompose_address): Use
9835 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9836 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9837 thread pointer to a register.
9840 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9842 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9843 if Pmode != word_mode.
9844 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9845 Pmode == SImode for TARGET_X32.
9847 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9848 (tls_initial_exec_x32): Likewise.
9850 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9853 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9854 DISP_ADDR_OFFSET): New macros.
9855 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9856 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9857 (sh_legitimize_address): Add QImode displacement handling.
9858 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9860 (sh_secondary_reload): Add QImode displacement handling.
9861 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9862 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9863 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9864 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9865 to register operands only.
9866 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9867 (extendqihi2): Change insn to expander.
9868 (*extendqihi2_compact_reg): New insn.
9869 (movqi_i, movqi): Replace with ...
9870 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9871 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9872 Add new peepholes for QImode displacement addressing.
9874 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9877 * doc/invoke.texi: Document -Wuseless-cast.
9879 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9881 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9882 * tree.h (handled_component_p): Reorder cases.
9883 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9884 not initialize unsignedp.
9885 (loc_list_from_tree): Likewise.
9886 (fortran_common): Likewise.
9887 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9889 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9891 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9892 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9893 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9894 (ix86_split_long_move): Ditto.
9895 (legitimize_tls_address): Use ix86_gen_sub3.
9896 (construct_plt_address): Assert that Pmode == DImode.
9898 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9900 * config/i386/i386.md: Remove empty predicates and/or constraints.
9901 * config/i386/sync.md: Ditto.
9902 * config/i386/sse.md: Ditto.
9903 * config/i386/mmx.md: Ditto.
9904 * config/i386/pentium.md: Ditto.
9905 * config/i386/athlon.md: Ditto.
9907 2012-03-16 Richard Guenther <rguenther@suse.de>
9909 PR tree-optimization/52603
9910 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9914 2012-03-14 Richard Guenther <rguenther@suse.de>
9916 PR tree-optimization/52571
9917 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9918 flag_section_anchors check ...
9919 (vect_can_force_dr_alignment_p): ... here.
9921 2012-03-16 Martin Jambor <mjambor@suse.cz>
9923 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9924 memory through MEM_REFs by calling extract_bit_field.
9926 2012-03-16 Richard Guenther <rguenther@suse.de>
9928 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9929 and REFERENCE_TYPE interpretations.
9930 (can_native_interpret_type_p): New function.
9931 (fold_ternary_loc): Use native encode/interpret to fold
9932 BIT_FIELD_REFs of constants.
9934 2012-03-16 Richard Guenther <rguenther@suse.de>
9937 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9938 of vector constants and constructors.
9940 2012-03-16 Richard Guenther <rguenther@suse.de>
9942 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9943 VIEW_CONVERT_EXPR to convert constants.
9944 (vect_is_simple_use): Treat all constants as vec_constant_def.
9946 2012-03-16 Richard Guenther <rguenther@suse.de>
9947 Kai Tietz <ktietz@redhat.com>
9950 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9951 side-effects completely in the pre-queue and use a temporary
9954 2012-03-16 Richard Guenther <rguenther@suse.de>
9956 * stor-layout.c (finish_bitfield_representative): Fall back
9957 to the conservative maximum size if we cannot compute the
9958 size of the tail padding.
9960 2012-03-16 Tristan Gingold <gingold@adacore.com>
9962 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9963 __CRTL_VER and __VMS_VER.
9964 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9965 and vms_c_get_vms_ver.
9966 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9968 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9969 (VMS_DEFAULT_VMS_VER): Define.
9970 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9971 (VMS_DEFAULT_VMS_VER): Define.
9973 2012-03-16 Richard Guenther <rguenther@suse.de>
9975 * tree-vect-loop.c (get_initial_def_for_induction): Use
9976 build_constructor directly.
9977 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9978 build_vector_from_val.
9979 * tree.c (build_vector_from_val): Avoid creating a constructor
9980 first when we want a constant vector.
9982 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9984 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9986 2012-03-16 Richard Guenther <rguenther@suse.de>
9988 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9989 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9990 (struct tree_vector): Remove elements member, add variable size
9992 (build_vector_stat): Declare.
9993 (build_vector): Define in terms of build_vector_stat.
9994 * tree.c (build_vector): Rename to ...
9995 (build_vector_stat): ... this. Take array of trees as parameter.
9996 (build_vector_from_ctor): Adjust.
9997 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9998 initializer_zerop): Adjust.
9999 * cfgexpand.c (expand_debug_expr): Likewise.
10000 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10001 const_vector_from_tree): Likewise.
10002 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10003 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10004 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10005 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10006 (lto_input_ts_vector_tree_pointers): Adjust.
10007 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10008 (write_ts_vector_tree_pointers): Adjust.
10009 * varasm.c (const_hash_1, compare_constant, copy_constant,
10010 output_constant): Adjust.
10011 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10012 * print-tree.c (print_node): Adjust.
10013 * tree-pretty-print.c (dump_generic_node): Adjust.
10014 * tree-vect-generic.c (uniform_vector_p, vector_element,
10015 lower_vec_perm): Adjust.
10016 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10017 * tree-vect-slp.c (vect_get_constant_vectors,
10018 vect_transform_slp_perm_load): Adjust.
10019 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10020 * expmed.c (make_tree): Adjust.
10021 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10022 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10023 and implementation.
10024 (sparc_fold_builtin): Adjust.
10026 2012-03-16 Tristan Gingold <gingold@adacore.com>
10028 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10029 * config/vms/vms-stdint.h: New file.
10031 2012-03-16 Tristan Gingold <gingold@adacore.com>
10033 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10034 (ia64-hp-*vms*): Replaced by ...
10035 (*-*-*vms*): ... This new entry.
10037 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10040 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10041 (ix86_expand_vec_perm_const_1): Use it.
10044 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10045 (avx2_permv4df): Remove.
10046 (avx2_permv4di): Macroize into...
10047 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10048 (avx2_permv4di_1): Macroize into...
10049 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10051 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10053 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10055 2012-03-15 Ira Rosen <irar@il.ibm.com>
10056 Ulrich Weigand <ulrich.weigand@linaro.org>
10058 * tree-vect-patterns.c (widened_name_p): Rename to ...
10059 (type_conversion_p): ... this. Add new argument to determine
10060 if it's a promotion or demotion operation. Check for
10061 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10062 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10064 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10065 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10067 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10068 non-constant then and else clauses.
10070 2012-03-15 Ira Rosen <irar@il.ibm.com>
10071 Ulrich Weigand <ulrich.weigand@linaro.org>
10073 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10074 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10075 vect_pattern_recog.
10076 * tree-vect-patterns.c (widened_name_p): Pass basic block
10077 info to vect_is_simple_use.
10078 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10079 (vect_recog_widen_sum_pattern): Likewise.
10080 (vect_handle_widen_op_by_const): Support basic blocks.
10081 (vect_operation_fits_smaller_type,
10082 vect_recog_over_widening_pattern): Likewise.
10083 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10084 Update call to vect_is_simple_use.
10085 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10087 (check_bool_pattern): Add an argument, update call to
10088 vect_is_simple_use and the recursive calls.
10089 (vect_recog_bool_pattern): Update relevant function calls.
10091 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10092 (vect_pattern_recog_1): Check for reduction only in loops.
10093 (vect_pattern_recog): Add new argument. Support basic blocks.
10094 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10095 info to vect_is_simple_use_1.
10096 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10097 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10099 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10100 Andrew Pinski <apinski@cavium.com>
10102 PR middle-end/52592
10103 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10104 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10105 calls instead of __builtin_ir{int,ound}*.
10107 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10109 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10112 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10114 * config.gcc (target_type_format_char): New. Document it. Set it for
10116 * configure.ac (gnu_unique_option): Use target_type_format_char
10117 in test. Comment rationale.
10118 * configure: Regenerate .
10120 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10122 PR tree-optimization/52267
10123 * tree-vrp.c (masked_increment): New function.
10124 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10125 from (X & CST1) cmp CST2 tests.
10127 2012-03-15 Richard Guenther <rguenther@suse.de>
10129 PR middle-end/52580
10130 * tree-data-ref.c (subscript_dependence_tester_1): Check
10131 all dimensions for non-conflicting access functions.
10133 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10136 * doc/invoke.texi [C++ Language Options]: Document
10137 -ftemplate-backtrace-limit.
10139 2012-03-15 Tristan Gingold <gingold@adacore.com>
10141 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10142 before a parameter.
10144 2012-03-15 Tristan Gingold <gingold@adacore.com>
10146 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10147 use DW_OP_call_frame_cfa.
10149 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10152 * config/i386/i386-opts.h (pmode): New.
10154 * config/i386/i386.c (ix86_option_override_internal): Properly
10155 check and set ix86_pmode.
10157 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10159 * config/i386/i386.opt (maddress-mode=): New.
10161 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10163 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10165 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10166 (dwarf2out_do_cfi_asm): Likewise.
10167 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10169 (add_data_member_location_attribute): Likewise.
10170 (gen_array_type_die): Likewise.
10171 (gen_subprogram_die): Likewise.
10172 (gen_producer_string): Likewise.
10173 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10174 Remove MIPS_DEBUGGING_INFO handling.
10175 (sdb_debug_hooks): Likewise.
10176 (sdbout_begin_block): Likewise.
10177 (sdbout_end_block): Likewise.
10178 (sdbout_begin_prologue): Likewise.
10179 (sdbout_start_source_file): Likewise.
10180 (sdbout_end_source_file): Likewise.
10181 (sdbout_init): Likewise.
10182 * system.h (MIPS_DEBUGGING_INFO): Poison.
10184 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10186 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10187 (alpha_file_start) [MS_STAMP]: Remove.
10189 * config/alpha/elf.h (TARGET_GAS): Remove.
10190 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10191 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10192 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10193 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10194 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10195 (alpha*-*-freebsd*): Likewise.
10196 (alpha*-*-netbsd*): Likewise.
10197 (alpha*-*-openbsd*): Likewise.
10198 (alpha*-*-*): Remove target_cpu_default2.
10199 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10201 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10202 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10203 * config/alpha/alpha.c (print_operand): Always assume
10204 TARGET_AS_SLASH_BEFORE_SUFFIX.
10205 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10206 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10207 ("*builtin_setjmp_receiver_er_1"): Remove.
10208 * config/alpha/alpha.opt (malpha-as): Remove.
10210 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10212 Remove DEC Unix reference.
10214 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10215 (EXTENDED_COFF): Remove.
10216 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10217 (EXTENDED_COFF): Don't undef.
10218 * config/alpha/alpha.c (alpha_file_start): Always assume
10220 Don't set targetm.asm_file_start_file_directive.
10221 [!OBJECT_FORMAT_ELF]: Remove.
10222 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10224 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10225 (DBX_DEBUGGING_INFO): Remove.
10226 (MIPS_DEBUGGING_INFO): Remove.
10227 (PREFERRED_DEBUGGING_TYPE): Remove.
10228 (DBX_OUTPUT_SOURCE_LINE): Remove.
10229 (SDB_OUTPUT_SOURCE_LINE): Remove.
10230 (DBX_CONTIN_LENGTH): Remove.
10231 (NO_DBX_FUNCTION_END): Remove.
10232 (ASM_STABS_OP): Remove.
10233 (ASM_STABN_OP): Remove.
10234 (ASM_STABD_OP): Remove.
10235 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10236 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10237 (PUT_SDB_DEF): Remove.
10238 (PUT_SDB_PLAIN_DEF): Remove.
10239 (PUT_SDB_TYPE): Remove.
10240 (sdb_label_count): Remove.
10241 (PUT_SDB_BLOCK_START): Remove.
10242 (PUT_SDB_BLOCK_END): Remove.
10243 (PUT_SDB_FUNCTION_START): Remove.
10244 (PUT_SDB_FUNCTION_END): Remove.
10245 (PUT_SDB_EPILOGUE_END): Remove.
10246 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10247 (MIPS_DEBUGGING_INFO): Don't undef.
10248 (DBX_DEBUGGING_INFO): Don't undef.
10249 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10250 (MIPS_DEBUGGING_INFO): Don't undef.
10251 (DBX_DEBUGGING_INFO): Don't undef.
10252 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10253 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10255 (alpha_start_function): Likewise.
10256 (sdb_label_count): Remove.
10257 (alpha_output_filename): Remove DBX_DEBUG handling.
10258 (alpha_file_start): Likewise.
10260 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10262 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10263 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10264 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10266 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10267 (ld_tls_support): Remove Solaris 8 references.
10268 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10269 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10270 * configure: Regenerate.
10271 * config.in: Regenerate.
10273 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10274 * config/i386/sol2.h: Remove Solaris 8 references.
10276 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10277 (i?86-*-solaris2.9): ... this.
10278 Remove Solaris 8 references.
10279 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10280 Remove Solaris 8 references.
10282 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10284 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10285 (mips-sgi-irix6.5*): Remove.
10286 * config.host (mips-sgi-irix*): Remove.
10287 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10288 (set_have_as_tls): Remove *-*-irix6*.
10289 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10290 * configure: Regenerate.
10292 * config/mips/iris6.h: Remove.
10293 * config/mips/iris6.opt: Remove.
10294 * config/mips/t-irix6: Remove.
10296 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10297 (TARGET_IRIX6): Remove.
10298 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10299 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10300 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10302 (mips_file_start): Likewise.
10303 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10305 * config/mips/driver-native.c [__sgi__]: Remove.
10306 (host_detect_local_cpu) [__sgi__]: Remove.
10308 * config/mips/gnu-user.h: Remove iris5.h reference.
10310 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10311 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10312 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10315 * gcc.c (main): Move asm_debug initialization ...
10316 (asm_debug): ... here.
10318 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10320 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10321 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10322 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10323 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10324 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10325 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10327 * doc/tm.texi: Regenerate.
10329 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10331 (MIPS Options, -march): Remove IRIX reference.
10332 * doc/install.texi (Binaries, SGI IRIX): Remove.
10333 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10335 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10337 2012-03-14 Martin Jambor <mjambor@suse.cz>
10339 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10340 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10341 (expand_expr_real_1): Do not handle misalignment if modifier is
10344 2012-03-14 Richard Guenther <rguenther@suse.de>
10346 PR middle-end/52584
10347 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10348 element type instead of mode, use build_vector_type_for_mode
10349 instead of the langhook, build a vector of proper signedness.
10350 (expand_vector_operations_1): Adjust.
10352 2012-03-14 Richard Guenther <rguenther@suse.de>
10354 PR middle-end/52582
10355 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10356 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10357 (gimple_get_virt_method_for_binfo): Likewise.
10359 2012-03-14 Richard Guenther <rguenther@suse.de>
10361 PR tree-optimization/52571
10362 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10363 flag_section_anchors check ...
10364 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10365 DECL_COMMON variables.
10367 2012-03-14 Richard Guenther <rguenther@suse.de>
10369 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10370 * stor-layout.c (start_bitfield_representative): New function.
10371 (finish_bitfield_representative): Likewise.
10372 (finish_bitfield_layout): Likewise.
10373 (finish_record_layout): Call finish_bitfield_layout.
10374 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10375 for QUAL_UNION_TYPE fields.
10376 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10377 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10378 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10380 PR middle-end/52080
10381 PR middle-end/52097
10382 PR middle-end/48124
10383 * expr.c (get_bit_range): Unconditionally extract bitrange
10384 from DECL_BIT_FIELD_REPRESENTATIVE.
10385 (expand_assignment): Adjust call to get_bit_range.
10387 2012-03-14 Richard Guenther <rguenther@suse.de>
10389 PR middle-end/52578
10390 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10391 the outermost conversion is a sign-change only.
10392 (fold_binary_loc): Disregard widening and sign-changing
10393 conversions when we determine if two variables are equal
10395 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10396 (T1)x if the outermost conversion is a sign-change only.
10398 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10401 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10403 * config/i386/predicates.md (constant_call_address_operand): Declare
10404 as special predicate. Update all uses.
10406 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10409 * c-parser.c (c_parser_postfix_expression)
10410 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10412 * config/i386/smmintrin.h: Avoid /* within a comment.
10413 * config/i386/nmmintrin.h: Likewise.
10415 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10417 * config/i386/i386.md (xbegin): Remove constraint from expander.
10419 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/predicates.md (constant_call_address_operand): Declare
10422 as special predicate. Update all uses.
10423 * config/i386/i386.md: Remove mode from constant_call_address_operand
10425 * config/i386/i386.c (ix86_output_call_insn): Call
10426 constant_call_address_operand with VOIDmode.
10428 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10431 AND zero extended address correctly.
10433 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10435 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10437 (tls_modbase_operand): Ditto.
10438 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10439 tls_modbase_operand predicates.
10441 2012-03-13 Martin Jambor <mjambor@suse.cz>
10443 * expr.c (expand_assignment): Handle misaligned scalar writes to
10444 memory through top-level MEM_REFs by calling store_bit_field.
10446 2012-03-13 Richard Guenther <rguenther@suse.de>
10448 PR middle-end/52134
10449 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10450 if Y is a constant multiple of 1 << CST.
10452 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10455 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10456 offset (size) to a value the insns can deal with.
10457 (expand_epilogue): Ditto.
10459 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10461 * config/arm/neon.ml (ops): Fixup expected instructions for
10462 unsigned vector compares.
10464 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10466 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10467 addresses only when %reg is not in word mode.
10469 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10471 * config/microblaze/microblaze.md: Fix typo.
10472 * tree-if-conv.c: Likewise.
10473 * tree-vect-patterns.c: Likewise.
10475 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10477 * config.gcc (extra_passes): Remove.
10478 * configure.ac (extra_passes): Don't substitute.
10479 * configure: Regenerate.
10480 * Makefile.in (EXTRA_PASSES): Remove.
10481 (GCC_PASSES): Remove $(EXTRA_PASSES).
10482 (MOSTLYCLEANFILES): Likewise.
10483 (native): Likewise.
10484 (install-common): Likewise.
10486 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10489 * config/i386/i386.c (ix86_decompose_address): Use
10490 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10491 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10492 thread pointer to a register.
10494 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10496 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10497 on tls_symbolic_operand.
10498 (tls_global_dynamic_64_<mode>): Likewise.
10500 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10503 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10504 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10506 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10509 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10510 type from reg_class_t to enum reg_class.
10511 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10513 2012-03-12 Andrew Pinski <apinski@cavium.com>
10515 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10516 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10517 (value_replacement): Likewise.
10518 (empty_block_p): Check also if the PHIs for the block are empty.
10520 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10523 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10524 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10525 r184615 from 2012-02-28.
10527 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10529 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10530 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10531 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10532 and ix86_gen_tls_local_dynamic_base_64.
10533 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10534 ix86_gen_tls_local_dynamic_base_64.
10536 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10537 (*tls_global_dynamic_64_<mode>): This.
10538 (tls_global_dynamic_64): Renamed to ...
10539 (tls_global_dynamic_64_<mode>): This.
10540 (*tls_local_dynamic_base_64): Renamed to ...
10541 (*tls_local_dynamic_base_64_<mode>): This.
10542 (tls_local_dynamic_base_64): Renamed to ...
10543 (tls_local_dynamic_base_64_<mode>): This.
10545 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10547 * config/i386/i386.c (ix86_option_override_internal): Properly
10548 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10549 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10550 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10551 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10553 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10554 (sse3_monitor64_<mode>): This.
10556 2012-03-12 Tristan Gingold <gingold@adacore.com>
10558 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10559 (ia64_function_arg_advance): Ditto.
10561 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10563 * config.gcc (mips*-*-openbsd*): Remove.
10564 * config/mips/openbsd.h: Remove.
10565 * config/mips/sdb.h: Remove.
10567 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10568 * config/mips/mips.c (sdb_label_count): Remove.
10569 (mips_debugger_offset): Remove #if 0 code.
10570 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10571 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10573 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10575 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10576 binutils reference.
10577 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10578 Update binutils references.
10579 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10580 Update binutils reference.
10581 Update Sun as/GNU ld caveat.
10582 Document binutils largefile requirement for LTO plugin.
10583 Remove reference to alternate libpthread.
10585 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10587 * config.gcc (alpha*-dec-osf5.1*): Remove.
10588 * config.host (alpha*-dec-osf*): Remove.
10589 * configure.ac (*-*-osf*): Remove.
10590 (alpha*-dec-osf*): Remove.
10591 * configure: Regenerate.
10593 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10594 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10596 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10597 * config/alpha/alpha.c (struct machine_function): Update comment.
10598 (alpha_start_function): Remove Tru64 UNIX as handling for
10600 * config/alpha/alpha.md ("exception_receiver"): Remove
10601 TARGET_LD_BUGGY_LDGP.
10602 ("*exception_receiver_2"): Likewise.
10603 * except.c (finish_eh_generation): Remove Tru64 reference.
10604 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10605 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10606 * target.def (handle_pragma_extern_prefix): Remove.
10608 * Makefile.in (mips-tfile.o-warn): Remove.
10609 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10610 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10611 * mips-tdump.c, mips-tfile.c: Remove.
10613 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10615 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10616 (Specific, alpha*-dec-osf5.1): Note removal.
10617 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10619 * doc/tm.texi: Regenerate.
10620 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10622 2012-03-12 Richard Guenther <rguenther@suse.de>
10624 * config/arm/arm.c (neon_dereference_pointer): Do not call
10625 covert during RTL expansion.
10627 2012-03-12 Tristan Gingold <gingold@adacore.com>
10629 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10630 Options. Mention -mpointer-size.
10632 2012-03-12 Richard Guenther <rguenther@suse.de>
10634 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10635 build_nonstandard_integer_type.
10637 2012-03-12 Richard Guenther <rguenther@suse.de>
10639 * tree.c (signed_or_unsigned_type_for): Use
10640 build_nonstandard_integer_type.
10641 (signed_type_for): Adjust documentation.
10642 (unsigned_type_for): Likewise.
10643 * tree-pretty-print.c (dump_generic_node): Use standard names
10644 for non-standard integer types if available.
10646 2012-03-12 Tristan Gingold <gingold@adacore.com>
10648 * config/vms/vms.opt: Add vms-opts.h header.
10649 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10651 (-mvms-return-codes): Document.
10652 (-mpointer-size): New option.
10653 (vms_pointer_size): Add enumeration.
10654 * config/vms/vms-opts.h: New file.
10655 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10656 __INITIAL_POINTER_SIZE.
10657 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10658 (C_COMMON_OVERRIDE_OPTIONS): Define.
10659 (DWARF2_ADDR_SIZE): Define.
10660 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10661 * config/vms/vms-protos.h (vms_c_common_override_options):
10663 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10664 if -mno-pointer-size.
10665 (vms_c_common_override_options): New function.
10666 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10667 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10668 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10669 and flag_vms_pointer_size.
10670 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10671 * config.gcc (*-*-*vms*): Define xm_file.
10672 (alpha*-dec-*vms*): Do not define xm_file.
10673 (alpha64-dec-*vms*): Remove.
10674 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10677 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10679 PR tree-optimization/51721
10680 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10681 if (int) unsvar cmp CST.
10683 2012-03-12 Richard Guenther <rguenther@suse.de>
10685 * tree-sra.c (create_access_replacement): Only rename the replacement
10686 if we can rewrite it into SSA form. Properly mark register typed
10687 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10688 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10689 for aggregate or BLKmode results.
10691 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10693 PR tree-optimization/52533
10694 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10695 type for mask, only handle shifts by non-zero in-range
10696 shift count, for LE_EXPR and GT_EXPR if new_val is
10697 maximum, don't add the assertion.
10699 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10701 * doc/invoke.texi: Document -mrtm option.
10702 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10703 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10704 (ix86_handle_option): Handle OPT_mrtm.
10705 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10707 (x86_64-*-*): Ditto.
10708 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10709 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10711 (ix86_target_string): Define -mrtm option.
10713 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10715 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10716 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10717 IX86_BUILTIN_XTEST.
10718 (bdesc_special_args): Ditto.
10719 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10720 (ix86_expand_special_args_builtin): Handle new built-in type.
10721 (ix86_expand_builtin): Handle XABORT instruction.
10722 * config/i386/i386.h (TARGET_RTM): New.
10723 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10724 (UNSPECV_XEND): Ditto.
10725 (UNSPECV_XABORT): Ditto.
10726 (UNSPECV_XTEST): Ditto.
10733 * config/i386/i386.opt (mrtm): New.
10734 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10735 * config/i386/rtmintrin.h: New header.
10736 * config/i386/xtestintrin.h: Ditto.
10738 2012-03-12 Tristan Gingold <gingold@adacore.com>
10740 * ginclude/stddef.h: Adjust previous patch.
10741 Use __VMS__ instead of VMS.
10743 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10745 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10746 Also convert sequences with CC setting arithmetic instruction.
10748 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10750 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10751 from C Language Options to Preprocessor Options.
10752 (C Dialect Options): Move -no-integrated-cpp documentation
10754 (Preprocessor Options): ...to here. Rewrite the description
10755 so it makes more sense, and remove discussion of merging front ends.
10757 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10759 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10761 (ix86_expand_setmem): Likewise.
10763 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10765 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10768 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10770 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10771 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10773 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10775 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10777 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10779 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10782 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10783 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/predicates.md (call_insn_operand): Allow
10786 constant_call_address_operand in Pmode only.
10787 (sibcall_insn_operand): Ditto.
10788 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10789 (*call_vzeroupper): Ditto.
10791 (*sibcall_vzeroupper): Ditto.
10792 (*call_value): Ditto.
10793 (*call_value_vzeroupper): Ditto.
10794 (*sibcall_value): Ditto.
10795 (*sibcall_value_vzeroupper): Ditto.
10796 (*indirect_jump): Ditto.
10797 (*tablejump_1): Ditto.
10798 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10799 (tablejump): Ditto.
10800 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10803 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10806 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10807 Use movrt_negc instead of negc pattern for non-SH2A.
10808 (*movnegt): Remove.
10809 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10811 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10813 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10814 if Pmode != word_mode.
10815 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10816 Pmode == SImode for TARGET_X32.
10818 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10819 (tls_initial_exec_x32): Likewise.
10821 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10823 PR rtl-optimization/52528
10824 * combine.c (can_combine_p): Add setting of subst_low_luid
10825 before call to expand_field_assignment().
10827 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10829 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10830 and related program names.
10832 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10834 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10836 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10840 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10841 to set code to 'q'.
10842 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10843 (*movdi_internal_rex64): Use %E operand modifier for lea.
10844 (*movsi_internal): Ditto.
10846 (*lea<mode>_2): Ditto.
10847 (*lea_{3,4,5,6}_zext): Ditto.
10848 (*tls_global_dynamic_32_gnu): Ditto.
10849 (*tls_global_dynamic_64): Ditto.
10850 (*tls_dynamic_gnu2_lea_32): Ditto.
10851 (*tls_dynamic_gnu2_lea_64): Ditto.
10852 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10854 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10856 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10857 redefine to be NULL if the current bit-size is different from the
10858 configured bit-size.
10860 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10861 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10862 set the default tuning. Add asserts to make sure the cpu and tune
10863 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10864 test whether the index is set, instead of > 0.
10865 (rs6000_file_start): Do not reset the default cpu if the current
10866 bit-size is different from the configured bit-size.
10868 2012-03-09 Tristan Gingold <gingold@adacore.com>
10870 * config/vms/vms-crtlmap.map: Add comments.
10871 Add entries needed to build Ada RTS.
10873 2012-03-09 Tristan Gingold <gingold@adacore.com>
10875 * ginclude/stddef.h: Do not define __size_t on VMS.
10877 2012-03-09 Tristan Gingold <gingold@adacore.com>
10879 * c-tree.h (c_default_pointer_mode): New variable.
10880 * c-decl.c (c_default_pointer_mode): New variable.
10881 (c_build_pointer_type): New function.
10882 (grokdeclarator): Call c_build_pointer_type instead
10883 of build_pointer_type.
10885 * config/vms/vms-c.c: Include c-tree.h
10886 (saved_pointer_mode): New variable.
10887 (handle_pragma_pointer_size): New function.
10888 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10889 (vms_c_register_pragma): Register __pointer_size and
10890 __required_pointer_size pragmas.
10892 2012-03-09 Tristan Gingold <gingold@adacore.com>
10894 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10895 (vms_c_register_includes): Reference it.
10897 2012-03-09 Andrew Pinski <apinski@cavium.com>
10899 PR middle-end/51988
10900 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10901 print_generic_expr.
10902 (tree_ssa_phiopt_worker): Go through all the PHIs for
10903 value_replacement instead of just the singleton one.
10904 (value_replacement): Change return type to int. Return 0 instead of
10906 Allow the middle basic block to contain more than just the defining
10908 Handle non empty middle basic blocks.
10909 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10911 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10913 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10914 array reference and component reference.
10915 (analyze_scalar_evolution_for_address_of): New.
10917 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10920 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10921 (hwloop_pattern_reg): Fix set but not used warning.
10922 (bfin_reorg_loops): Remove unused parameter.
10923 (bfin_reorg): Update use of bfin_reorg_loops.
10925 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10927 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10928 with integer parameters in registers.
10929 (gen_push): Push register in word_mode instead of Pmode.
10930 (ix86_emit_save_regs): Likewise.
10931 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10932 (gen_pop): Pop register in word_mode instead of Pmode.
10933 (ix86_emit_restore_regs_using_pop): Likewise.
10934 (ix86_expand_prologue): Replace Pmode with word_mode for push
10935 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10936 restore RAX and R10 in word_mode.
10937 (ix86_emit_restore_regs_using_mov): Restore integer registers
10939 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10941 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10942 (ix86_split_long_move): Likewise.
10944 * config/i386/i386.md (W): New.
10945 (*push<mode>2_prologue): Replace :P with :W.
10946 (*pop<mode>1): Likewise.
10947 (*pop<mode>1_epilogue): Likewise.
10948 (push/pop peephole2): Use word_mode scratch registers.
10950 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10952 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10954 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10956 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10957 for constants in [-63,63].
10959 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10963 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10965 * config/i386/i386.c (ix86_print_operand_address): Only handle
10966 zero-extended DImode addresses.
10968 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10970 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10971 * configure: Regenerate.
10973 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10976 * config/avr/avr.c (avr_mem_clobber): New static function.
10977 (avr_expand_delay_cycles): Add memory clobber operand to
10978 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10979 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10980 (enable_interrupt, disable_interrupt): New expander.
10981 (nopv, sleep, wdr): New expanders.
10982 (delay_cycles_1): Add memory clobber.
10983 (delay_cycles_2): Add memory clobber.
10984 (delay_cycles_3): Add memory clobber.
10985 (delay_cycles_4): Add memory clobber.
10986 (cli_sei): New insn from former "enable_interrupt",
10987 "disable_interrupt" with memory clobber.
10988 (*wdt): New insn from former "wdt" with memory clobber.
10989 (*nopv): Similar, but for "nopv".
10990 (*sleep): Similar, but for "sleep".
10992 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10993 Kaz Kojima <kkojima@gcc.gnu.org>
10996 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10997 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10998 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11000 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11002 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11003 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11004 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11006 2012-03-07 Walter Lee <walt@tilera.com>
11008 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11009 REG_CFA_* notes for the stack pointer.
11010 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11011 EH_RETURN_STACKADJ_RTX.
11012 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11013 generate REG_CFA_* notes for the stack pointer.
11014 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11015 by EH_RETURN_STACKADJ_RTX.
11017 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11019 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11020 when __AVR_3_BYTE_PC__ is defined.
11022 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11024 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11025 (ix86_print_operand): Handle '^'.
11026 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11027 using P mode iterator. Add %^ to asm template to conditionally emit
11029 (*rep_movdi_rex64): Ditto.
11030 (*strsetdi_rex_1): Ditto.
11031 (*rep_stosdi_rex64): Ditto.
11032 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11033 conditionally emit addr32 prefix.
11034 (*rep_mov{si,qi}): Ditto.
11035 (*strset{si,hi,qi}): Ditto.
11036 (*rep_stos{si,qi}): Ditto.
11037 (*cmpstrnqi_nz_1): Ditto.
11038 (*cmpstrnqi_1): Ditto.
11039 (*strlenqi_1): Ditto.
11041 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11043 * config/i386/i386.c (function_value_64): Return pointers in
11044 word_mode instead of Pmode.
11045 (ix86_promote_function_mode): Likewise.
11047 2012-03-07 Richard Guenther <rguenther@suse.de>
11049 * coverage.c (get_gcov_type): Use type_for_mode.
11050 (get_gcov_unsigned_t): Likewise.
11051 * expr.c (store_constructor): Use type_for_mode.
11052 (try_casesi): Likewise.
11053 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11054 (add_standard_iv_candidates): Use standard type trees.
11055 * dojump.c (do_jump): Remove dead code.
11057 2012-03-07 Richard Guenther <rguenther@suse.de>
11059 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11061 2012-03-07 Richard Guenther <rguenther@suse.de>
11063 * convert.c (strip_float_extensions): Move ...
11064 * tree.c (strip_float_extensions): ... here.
11066 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11069 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11071 2012-03-07 Richard Guenther <rguenther@suse.de>
11073 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11074 (expand_omp_for_generic): Likewise.
11075 (expand_omp_for_static_nochunk): Likewise.
11076 (expand_omp_for_static_chunk): Likewise.
11077 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11078 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11079 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11080 Use unsigned_type_for.
11081 (vect_create_cond_for_align_checks): Use signed_type_for.
11083 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11085 PR rtl-optimization/52203
11086 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11087 all callers to pass NULL except ...
11088 (reset_sched_cycles_in_current_ebb): ... here, save the value
11089 in new variable 'empty'. Increase issue_rate only for
11092 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11095 * Makefile.in: Let install-gcc-ar depend on installdirs,
11096 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11097 Don't double canonicalize if cross-compiling.
11099 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11102 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11103 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11104 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11106 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11109 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11111 * config/avr/avr.md (xload_8): Adjust insn length.
11113 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11116 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11117 if RAMPZ affects reading from RAM.
11119 2012-03-07 Richard Guenther <rguenther@suse.de>
11123 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11124 suggests you can include PCHs from inside another header.
11126 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11128 PR middle-end/52515
11129 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11131 2012-03-07 Kai Tietz <ktietz@redhat.com>
11133 * doc/invoke.texi (fwritable-relocated-rdata): Document
11134 new Cygwin/MinGW target option.
11135 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11136 reloc if flag -fwritable-relocated-rdata is not set.
11137 (i386_pe_section_type_flags): Likewise.
11138 * config/i386/cygming.opt (fwritable-relocated-rdata):
11139 Add new flag variable flag_writable_rel_rdata.
11141 2012-03-07 Richard Guenther <rguenther@suse.de>
11143 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11144 precision against gimple constraints.
11146 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11148 PR middle-end/52372
11149 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11151 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11152 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11154 (init_emit_regs): Move associated initialization to...
11155 (init_emit_once): ...here.
11157 2012-03-06 Richard Henderson <rth@redhat.com>
11159 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11160 * config/m68k/sync.md (atomic_test_and_set): Use it.
11161 (atomic_test_and_set_1): Likewise.
11163 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11166 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11167 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11168 (vector_ltgt<mode>): Likewise.
11169 (vector_ordered<mode>): Likewise.
11170 (vector_unordered<mode>): Likewise.
11171 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11173 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11175 * trans-mem.c: New typedef for tm_region_p.
11176 Define vector types for tm_region_p.
11177 (tm_region_init): Replace region_worklist to a vector called
11180 2012-03-06 Richard Guenther <rguenther@suse.de>
11182 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11183 MEM_REF with constant pointer operand.
11185 2012-03-06 Richard Guenther <rguenther@suse.de>
11187 PR middle-end/52493
11188 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11190 2012-03-06 Tristan Gingold <gingold@adacore.com>
11192 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11193 (external_model_kind): Improve documentation.
11194 (vms_pragma_extern_model): Handle relaxed_redef.
11195 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11197 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11199 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11200 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11201 Some more notes on EIND usage and reorder EIND subsection.
11203 2012-03-06 Tristan Gingold <gingold@adacore.com>
11205 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11206 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11208 2012-03-06 Tristan Gingold <gingold@adacore.com>
11210 * config/vms/t-vmsnative (version): Define.
11211 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11213 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11215 PR rtl-optimization/52250
11216 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11217 to put note list into. Unconditionally call move_bb_info.
11218 (move_bb_info): Do not assert the blocks being in the same region,
11219 just drop the note list if they are not.
11221 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11224 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11225 and use unified expansion logic.
11226 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11227 closer to the existing movt insn.
11228 (negc): Rename insn to *negc. Add new expander.
11229 (movnegt): Use xor pattern for T bit negation. Reserve helper
11230 constant for negc pattern.
11231 (*movnegt): New insn and splitter.
11233 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11235 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11238 2012-03-05 Richard Henderson <rth@redhat.com>
11240 * genemit.c (main): Include "target.h" in insn-emit.c.
11241 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11242 * config/sh/sync.md (atomic_test_and_set): Reference
11243 targetm.atomic_test_and_set_trueval instead of
11244 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11246 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11248 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11251 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11253 * langhooks.c (add_builtin_type): New function.
11254 * langhooks.h (add_builtin_type): Export it.
11255 * config/mep/mep.c (mep_init_builtins): Use it.
11256 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11258 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11261 * tree.h (BLOCK_SAME_RANGE): Define.
11262 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11263 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11264 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11265 isn't equal to supercontext fragment's fragment chain.
11266 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11268 (blocks_nreverse_all): Likewise.
11269 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11270 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11271 supercontext fragment's fragment origin.
11272 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11273 range as its parent (or parents thereof etc.), use the parent's
11274 DW_AT_ranges value instead of creating a new .debug_ranges range.
11276 2012-03-05 Richard Henderson <rth@redhat.com>
11279 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11280 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11281 BIGGEST_ALIGNMENT is aligned.
11283 2012-03-05 Richard Henderson <rth@redhat.com>
11285 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11286 * config/sh/sh.c: ... here.
11288 2012-03-05 Richard Henderson <rth@redhat.com>
11291 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11292 instead of calling negqi2 directly.
11294 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11296 PR middle-end/52463
11297 * trans-mem.c (tm_region_init): Use last_basic_block.
11299 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11301 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11302 * config/sh/sync.md (atomic_test_and_set): New expander.
11303 (tasb, atomic_test_and_set_soft): New insns.
11304 * config/sh/sh.opt (menable-tas): New option.
11305 * doc/invoke.texi (SH Options): Document it.
11307 2012-03-05 Richard Guenther <rguenther@suse.de>
11309 * cfgloop.c (verify_loop_structure): Verify dominators before
11311 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11312 dominators from here.
11313 * graphite-scop-detection.c (create_sese_edges): Likewise.
11314 * loop-doloop.c (doloop_optimize_loops): Likewise.
11315 * loop-init.c (loop_optimizer_init): Likewise.
11316 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11317 * loop-unswitch.c (unswitch_loops): Likewise.
11318 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11319 * tree-parloops.c (parallelize_loops): Likewise. Verify
11320 only when checking is enabled.
11321 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11323 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11325 * genautomata.c (parse_automata_opt): New static function.
11326 (initiate_automaton_gen): Remove all option handling code. Remove
11327 argc argument. All callers changed.
11328 (main): Call init_rtx_reader_args_cb with the new function as argument.
11330 2012-03-05 Richard Guenther <rguenther@suse.de>
11332 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11333 * tree-if-conv.c (combine_blocks): Free post-dominator info
11335 * tree-parloops.c (create_parallel_loop): Free and re-compute
11336 dominator info after breaking it.
11338 2012-03-05 Richard Guenther <rguenther@suse.de>
11340 PR middle-end/52353
11341 * optabs.h (trapv_unoptab_p): New function.
11342 (trapv_binoptab_p): Likewise.
11343 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11344 a proper equiv_may_trap argument.
11345 (expand_unop): Likewise.
11346 (emit_libcall_block_1): Take extra argument whether the
11347 instruction may trap. Renamed from ...
11348 (emit_libcall_block): ... this. New wrapper.
11350 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11352 PR tree-optimization/51721
11353 * tree-vrp.c (register_edge_assert_for_2): If comparing
11354 lhs of right shift by constant with an integer constant,
11355 add ASSERT_EXPRs for the rhs1 of the right shift.
11357 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11359 2012-03-05 Richard Guenther <rguenther@suse.de>
11361 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11362 (integer_onep): Likewise.
11363 (integer_all_onesp): Likewise.
11365 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11367 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11369 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11372 instead of TARGET_64BIT.
11374 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11376 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11379 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11381 * config/i386/i386.c (ix86_print_operand_address): Only handle
11382 zero-extended DImode addresses.
11384 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11387 taken and cputaken as bool.
11389 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11391 * config/i386/constraints.md (Ya): New internal constraint.
11392 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11393 (*zero_extendsidi2_rex64): Add x,x alternative.
11394 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11395 Remove flags reg clobber. Adjust corresponding splits.
11396 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11397 zero_extendqisi2 expanders using SWI12 mode iterator.
11398 (zero_extend<mode>si2_and): Macroize insn from
11399 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11401 (*zero_extend<mode>si2): Macroize insn from
11402 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11403 (*zero_extend*2_movzbl_and): Remove insn patterns.
11404 (zero_extendqihi2_and): Merge corresponding splitter.
11405 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11406 (*zero_extend*2_movzbl_and): Remove insn patterns.
11407 (*anddi_1): Split TYPE_IMOVX instructions.
11408 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11410 (and->zext splitter): Add splitter pattern.
11411 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11413 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11415 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11417 (Debugging Options): Likewise.
11418 (Optimize Options): Likewise.
11419 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11420 with other architectures. Use official processor names with correct
11421 spelling/capitalization. Fix formatting and grammar issues.
11422 (i386 and x86-64 Windows Options): Similar cleanup here.
11424 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11426 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11428 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11430 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11431 DBX_REGISTER_NUMBER.
11433 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11435 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11436 operand is CONST_INT. Take COSTS_N_INSNS into account.
11437 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11440 2012-03-02 Richard Henderson <rth@redhat.com>
11442 * optabs.c (expand_atomic_test_and_set): Honor
11443 atomic_test_and_set_trueval even when atomic_test_and_set
11444 optab is not in use.
11446 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11450 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11451 GENERAL_REGS and FP_REGS for SImode.
11453 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11456 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11457 (absdi2): New expander.
11458 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11460 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11462 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11463 (atomic_exchange<mode>_soft): New insn.
11465 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11467 * config/sh/sync.md: Update copyright notice dates.
11468 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11470 (atomic_compare_and_swap<mode>_soft): Likewise.
11472 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11475 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11476 * config/sh/sh.c: Update copyright notice dates.
11477 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11478 alignment for TARGET_HARD_SH4.
11479 (sh_option_override): Reduce default function alignment. Set
11480 loop alignment to 4 bytes when not optimizing for size.
11482 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11484 PR middle-end/50335
11485 * doc/invoke.texi (floop-flatten): Remove.
11486 * toplev.c (process_options): Remove references to flag_loop_flatten.
11487 * tree-ssa-loop.c (gate_graphite_transform): Same.
11488 * common.opt (floop-flatten): Obsolete.
11489 * graphite-poly.c (apply_poly_transforms): Remove reference to
11491 * Makefile.in (graphite-flattening.o): Remove.
11492 * graphite-flattening.c: Remove.
11494 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11496 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11497 having mode compatible with the mode of previous compare. Substitute
11498 compare mode of previous compare with the mode, compatible
11499 with eliminated and previous compare.
11501 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11503 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11505 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11507 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11508 compatible with CCGOCmode and CCGCmode.
11510 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11512 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11514 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11516 * config/arm/arm.c (arm_sat_operator_match): New function.
11517 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11518 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11519 ("SAT", "SATrev"): New code iterators.
11520 ("SATlo", "SAThi"): New code iterator attributes.
11521 ("*satsi_<SAT:code>"): New pattern.
11522 ("*satsi_<SAT:code>_shift"): Likewise.
11523 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11524 and "shift" attributes.
11525 ("arm_usatsihi"): Add "insn" attribute.
11526 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11527 by powers of two. Do not allow shift by 32.
11529 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11532 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11533 to pass the argument in the register of "natural" mode.
11535 2012-03-02 Richard Guenther <rguenther@suse.de>
11537 PR tree-optimization/52406
11538 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11539 (struct indices): Add unconstrained_base member.
11540 (struct dr_alias): Remove unused vops member.
11541 (DR_UNCONSTRAINED_BASE): New define.
11542 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11543 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11544 be an artificial access that covers the whole indexed object,
11545 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11546 plain decl base-objects to their MEM_REF variant.
11547 (dr_may_alias_p): When the base-object of either data reference
11548 has unknown size use only points-to information.
11549 (compute_affine_dependence): Make dumps easier to read and
11551 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11552 DR_REF when looking for packed references.
11553 (vect_supportable_dr_alignment): Likewise.
11555 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11557 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11558 Improve conditions for peepholes of loads followed by commutative
11560 * config/arm/ldmstm.md: Regenerated.
11562 2012-03-02 Richard Guenther <rguenther@suse.de>
11564 * BASE-VER: Set to 4.8.0.
11566 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11568 * config.gcc (obsolete): Add all ARM targets using the FPA.
11569 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11570 * doc/install.texi: Avoid references to obsolete ARM ports.
11572 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11574 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11576 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11577 Joern Rennecke <joern.rennecke@embecosm.com>
11579 * doc/extend.texi: Expand and update information on interrupt
11580 attribute for Epiphany.
11582 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11584 * config/sh/sh-protos.h: Update copyright notice dates.
11585 * config/sh/sh.h: Likewise.
11586 * config/sh/sh.md: Likewise.
11587 * config/sh/constraints.md: Likewise.
11588 * config/sh/predicates.md: Likewise.
11590 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11592 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11593 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11595 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11597 * config/sh/constraints.md: Fix comment typo.
11599 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11602 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11603 unsigned HOST_WIDE_INT.
11604 (zvdep_imm64): Likewise.
11605 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11606 (vdepi_and): Likewise.
11607 Likewise for unamed 64-bit patterns.
11608 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11610 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11613 PR rtl-optimization/52417
11614 * cselib.c (cselib_any_perm_equivs): New variable.
11615 (cselib_reset_table): Check that it's not set when not
11616 preserving constants.
11617 (cselib_add_permanent_equiv): Set it.
11618 (cselib_have_permanent_equivalences): New.
11619 (cselib_init, cselib_finish): Reset it.
11620 * cselib.h (cselib_have_permanent_equivalences): Declare.
11621 * alias.c (get_addr): Restore earlier behavior when there
11622 aren't permanent equivalences.
11624 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11626 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11627 * config/v850/v850-modes.def: Fix copyright notice.
11629 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11631 * doc/extend.texi (AVR Built-in Functions): Document
11632 __builtin_avr_flash_segment.
11634 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11635 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11636 (*split.flash_segment): New insn-and-split.
11637 * config/avr/avr.c (avr_init_builtins): Add local variables:
11638 const_memx_void_node, const_memx_ptr_type_node,
11639 char_ftype_const_memx_ptr.
11641 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11643 PR tree-optimization/52445
11644 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11645 add ssa_name_ver, offset and size fields and change store field
11647 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11648 (add_or_mark_expr): Likewise. Only consider previous stores
11649 with the same size and offset.
11650 (nt_init_block): Only look at gimple_assign_single_p stmts,
11651 doesn't look at rhs2.
11653 2012-03-01 Richard Guenther <rguenther@suse.de>
11655 PR middle-end/52443
11656 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11657 conversions from integral types to pointer types.
11659 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11661 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11662 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11663 unintentionally removed in r184616.
11665 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11667 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11670 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11671 Uros Bizjak <ubizjak@gmail.com>
11674 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11675 alternatives, add "e" constraint to the new last alternative
11676 and ! to last 3 alternatives.
11678 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11680 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11681 DW_AT_artificial attributes at the end of the processing.
11682 (gen_array_type_die): Likewise.
11683 (gen_enumeration_type_die): Likewise.
11684 (gen_struct_or_union_type_die): Likewise.
11685 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11688 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11690 PR middle-end/52419
11691 * expr.c (expand_assignment): If doing misaligned store that doesn't
11692 cover all mode bits, perform a RMW cycle.
11694 PR tree-optimization/52429
11695 * tree-parloops.c (separate_decls_in_region_debug): Return early
11696 if var is LABEL_DECL.
11698 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11700 PR tree-optimization/52424
11701 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11702 calling dom_thread_across_edge.
11704 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11706 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11708 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11710 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11711 * config/avr/avr.c (avr_output_bld): Remove unused function.
11712 (avr_out_sbxx_branch): Use "%T" to print bit position.
11714 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11716 * config/avr/avr.md: Untabify.
11718 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11720 * config/avr/avr.md (eqne): New code iterator.
11721 (*dec-and-branchsi): Use it in text peephole's condition.
11722 (*dec-and-branchhi): Ditto.
11723 (*dec-and-branchqi): Ditto.
11725 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11728 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11729 the device does not have the skip-bug.
11731 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11733 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11734 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11735 -mpretend-cmove): New.
11737 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11740 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11741 doesn't count DEBUG_INSN refs.
11742 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11743 for DEBUG_INSN refs.
11745 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11749 2012-02-20 Richard Guenther <rguenther@suse.de>
11750 PR tree-optimization/52298
11751 * tree-vect-stmts.c (vectorizable_load): Properly use
11752 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11754 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11756 PR middle-end/51752
11757 * gimple.h (gimple_in_transaction): New.
11758 (gimple_set_in_transaction): New.
11759 (struct gimple_statement_base): Add in_transaction field.
11760 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11762 (tree_ssa_lim_initialize): Compute transaction bits.
11763 * tree.h (compute_transaction_bits): Protoize.
11764 * trans-mem.c (tm_region_init): Use the heap to store BB
11766 (compute_transaction_bits): New.
11768 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11770 * gcc.c (display_help): Document --help=common and sort entries
11773 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11775 * doc/install.texi: Document check-$LANG specific shortcuts
11777 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11780 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11782 * config/arm/arm_neon.h: Regenerate.
11783 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11784 (neon_vcgeu): New insn.
11785 (neon_vcgtu): Likewise.
11786 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11787 (ops): Unsigned comparison intrinsics call a different builtin.
11789 2012-02-28 Richard Guenther <rguenther@suse.de>
11792 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11793 ordering for the VEC_CONCAT for two element vectors for
11794 V2SFmode, V2SImode and V2DImode.
11796 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11799 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11800 detecting big-endian triplets.
11802 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11804 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11805 mode if there is no type information available.
11807 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11809 PR tree-optimization/53207
11810 * doc/invoke.texi: Document as experimental and relying on graphite.
11812 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11814 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11815 of initializer to changes from r184614.
11817 2012-02-28 Richard Guenther <rguenther@suse.de>
11819 PR tree-optimization/52395
11820 * tree-sra.c (build_ref_for_offset): Also look at the base
11821 TYPE_ALIGN when figuring out the alignment of the replacement.
11823 2012-02-28 Richard Guenther <rguenther@suse.de>
11825 PR tree-optimization/52402
11826 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11827 mis-aligned types when creating the accesses at the call site.
11829 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11831 * config/avr/builtins.def: New file.
11832 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11833 * config/avr/avr.c (enum avr_builtin_id): Use it.
11834 (avr_init_builtins): Use it. And use avr_bdesc.
11835 (bdesc_1arg): Remove.
11836 (bdesc_2arg): Remove.
11837 (bdesc_3arg): Remove.
11838 (struct avr_builtin_description): Add field n_args.
11839 (avr_bdesc): New static variable using builtins.def.
11840 (avr_expand_builtin): Use it.
11841 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11842 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11843 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11845 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11848 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11849 match only one single hard register with respective hard reg rtx.
11850 (movmemx_<mode>): Ditto.
11851 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11852 insn anatomy of movmem[x]_<mode>.
11853 (avr_out_movmem): Same for printing assembler and operand usage.
11855 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11859 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11860 address spaces located outside of device flash.
11862 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11863 (mcu_type_s): Add field n_flash.
11864 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11865 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11866 (AVR_MCU): Add N_FLASH argument.
11867 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11868 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11869 macro __FLASH<n> if that address space makes sense for the device.
11870 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11871 outside of target flash.
11872 (avr_asm_named_section): Ditto.
11873 (avr_asm_select_section): Ditto.
11874 (avr_addr_space_convert): Ditto.
11875 (avr_emit_movmemhi): Ditto.
11876 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11877 address space is outside of device flash.
11878 (avr_insert_attributes): Ditto.
11879 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11880 avr_current_arch->n_segments.
11882 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11885 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11886 (*movabs<mode>_2): Likewise.
11888 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11891 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11892 s_register_operand in the test instead of REG_P. Don't call
11893 gen_reg_rtx if it won't be used.
11895 PR tree-optimization/52376
11896 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11898 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11900 * ifcvt.c (noce_get_condition): Check condition variable is not
11901 small_register_classes_for_mode_p before accepting.
11903 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11905 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11907 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11910 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11911 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11913 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11915 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11917 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11919 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11921 * config/sh/predicates.md: Remove blank lines.
11922 * config/sh/sh.c: Fix typos in comments.
11923 * config/sh/constraints.md: Likewise.
11924 * config/sh/sh.md: Remove blank lines.
11925 Fix typos in comments. Use ;; as comment characters.
11927 2012-02-26 Walter Lee <walt@tilera.com>
11929 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11930 (replace_mov_pcrel_step2): Ditto.
11932 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11935 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11936 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11937 and locs that reference values newer than the non-canonical value
11938 at hand. Return the canonical value as a worst case.
11939 (memrefs_conflict_p): Walk canonical value's locs.
11942 * cselib.c (preserve_only_constants): Rename to...
11943 (preserve_constants_and_equivs): ... this. Split out...
11944 (invariant_or_equiv_p): ... this. Preserve plus expressions
11945 of other preserved expressions too.
11946 (cselib_reset_table): Adjust.
11947 * var-tracking.c (reverse_op): Use canonical value to build
11950 2012-02-23 Kai Tietz <ktietz@redhat.com>
11952 * config/i386/i386.c (ix86_delegitimize_address): Handle
11953 UNSPEC_PCREL plus displacement.
11955 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11958 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11959 to test for unusedness in st X addressing.
11961 2012-02-24 Richard Guenther <rguenther@suse.de>
11963 PR middle-end/52361
11964 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11965 (is_gimple_reg_type): Move inline ...
11966 * gimple.h (is_gimple_reg_type): ... here.
11968 2012-02-24 Richard Guenther <rguenther@suse.de>
11970 PR middle-end/52361
11971 * passes.c (execute_function_todo): When verifying SSA form
11972 verify gimple form first.
11973 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11975 2012-02-24 Richard Guenther <rguenther@suse.de>
11977 PR middle-end/52355
11978 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11979 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11981 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11983 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11985 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11987 * tree-phinodes.c (make_phi_node): Mark static.
11988 * tree-flow.h (make_phi_node): Remove extern decl.
11989 * doc/gimple.texi (make_phi_node): Remove documentation.
11991 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11993 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11994 * tree-ssa-sccvn.c (print_scc): Ditto.
11996 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11998 * doc/passes.texi (Full redundancy elimination): Fix typo.
12000 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12002 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12004 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12007 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12009 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12012 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12014 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12016 * config/avr/avr.md (code_stdname): Add ior, xor.
12017 (xior): New code iterator.
12018 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12019 (*<code_stdname><mode>qi.byte1-3): Ditto.
12021 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12023 PR tree-optimization/52019
12024 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12027 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12029 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12030 HAVE_INITFINI_ARRAY to work around namespace pollution in
12031 certain versions of newlib system headers.
12032 * config.in: Regenerate.
12033 * configure: Regenerate.
12034 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12035 instead of HAVE_INITFINI_ARRAY.
12037 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12040 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12041 is not offsettable memory reference.
12043 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12046 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12047 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12049 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12051 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12052 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12054 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12056 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12057 library on Solaris 8 even without TLS support.
12058 * configure: Regenerate.
12060 2012-02-22 Richard Guenther <rguenther@suse.de>
12062 PR middle-end/52329
12063 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12064 for GIMPLE_DEBUG stmts.
12066 2012-02-22 Martin Jambor <mjambor@suse.cz>
12068 PR middle-end/51782
12069 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12070 according to the base object.
12072 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12074 PR rtl-optimization/50063
12075 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12076 and 2 (8-bit SP) in operand 2.
12077 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12078 setup to use movhi_sp_r instead of vanilla move to write SP.
12079 Adjust REG_CFA notes to superseed unspec.
12080 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12082 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12083 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12084 irq_state 1 (IRQ known to be on) here.
12086 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12088 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12090 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12091 assign_hard_reg): Likewise.
12093 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12095 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12097 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12099 * config/avr/avr.md
12100 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12101 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12103 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12105 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12106 prototype from here to...
12107 * config/avr/avr.h: ...here.
12109 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12112 * thumb2.md (thumb2_shiftsi3_short): Split register and
12113 immediate shifts. For register shifts tie operands 0 and 1.
12114 (peephole2 for above): Check that register-controlled shifts
12115 have suitably tied operands.
12117 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12120 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12121 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12122 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12123 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12124 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12125 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12126 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12127 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12128 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12129 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12130 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12131 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12132 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12133 bdver1_ssevector_avx256_unaligned_load,
12134 bdver1_ssevector_sse128_unaligned_load,
12135 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12136 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12137 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12138 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12139 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12140 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12141 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12142 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12143 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12144 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12145 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12146 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12147 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12148 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12149 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12150 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12151 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12152 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12153 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12154 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12155 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12156 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12157 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12158 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12159 bdver1_ssediv_double_load, bdver1_ssediv_double,
12160 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12161 Add "bdver2" attribute.
12163 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12165 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12166 default if possible and not specified otherwise.
12168 2012-02-21 Richard Guenther <rguenther@suse.de>
12170 PR middle-end/52314
12171 * gimplify.c (create_tmp_from_val): Use the main variant type
12172 for the type of the temporary we create.
12174 2012-02-21 Richard Guenther <rguenther@suse.de>
12176 PR tree-optimization/52324
12177 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12178 do not gimplify a MEM_REF address operand if it is already
12181 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12183 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12184 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12186 2012-02-21 Richard Guenther <rguenther@suse.de>
12188 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12189 nested_in_vect_loop.
12191 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12193 PR tree-optimization/52318
12194 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12195 vdef also to non-pure/const call stmts in the sequence.
12197 2012-02-21 Tristan Gingold <gingold@adacore.com>
12199 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12201 2012-02-20 David S. Miller <davem@davemloft.net>
12203 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12204 don't use the "rd %pc" instruction on v9 for PIC register loads.
12206 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12208 PR middle-end/52141
12209 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12210 in a transaction safe function.
12212 2012-02-20 Kai Tietz <ktietz@redhat.com>
12215 * stor-layout.c (place_field): Handle desired_align for
12218 2012-02-20 Richard Guenther <rguenther@suse.de>
12220 PR tree-optimization/52298
12221 * tree-vect-stmts.c (vectorizable_store): Properly use
12222 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12224 (vectorizable_load): Likewise.
12225 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12226 Access DR_STEP after ensuring it is not NULL.
12228 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12230 PR tree-optimization/52286
12231 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12232 optimization use double_int_to_tree instead of build_int_cst_wide,
12233 rewrite to use double_int vars.
12235 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12238 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12240 Remove -e 0 from $gcc_cv_ld invocation.
12241 Only use __GLIBC_PREREQ if defined.
12242 Enable on Solaris since Solaris 8 patch.
12243 (gcc_SUN_LD_VERSION): New macro.
12244 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12245 gcc_SUN_LD_VERSION for version number format.
12246 * configure: Regenerate.
12247 * varasm.c (get_elf_initfini_array_priority_section): Set
12248 SECTION_NOTYPE for non-default priority.
12249 Use get_section instead of get_unnamed_section to emit
12250 .init_array/.fini_array with default priority.
12252 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12254 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12255 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12256 (mips_start_unique_function, mips_output_mips16_rdhwr)
12257 (mips_code_end): New functions.
12258 (TARGET_ASM_CODE_END): Define.
12260 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12262 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12263 to stubs with non-sibling calls.
12265 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12267 * doc/invoke.texi (-fira-* options): Copy-edit.
12268 (ira-* parameters): Copy-edit.
12270 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12272 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12273 GCC coding conventions.
12275 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12277 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12278 when used as adjectives.
12280 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12282 * doc/invoke.texi: Clean up "that"/"which" confusion.
12284 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12286 * system.h: Poison SMALL_REGISTER_CLASSES
12287 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12288 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12290 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12292 PR tree-optimization/52285
12293 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12294 when deciding if a call is a tail call or tail recursion.
12296 2012-02-16 Kai Tietz <ktietz@redhat.com>
12298 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12299 interger-constant displacement for UNSPEC_PCREL.
12301 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12303 PR rtl-optimization/52208
12304 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12305 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12307 PR tree-optimization/52255
12308 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12309 loop->header has virtual PHI, but exit_e->dest doesn't, add
12310 virtual PHI to exit_e->dest and adjust all uses after the loop.
12313 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12314 children with clone_tree_hash, not after it.
12316 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12318 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12319 extended identifiers.
12321 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12323 PR middle-end/51929
12324 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12325 a same_body_alias, also test whether e->callee isn't a former
12326 or current clone of the decl this is a same body alias of.
12328 PR translation/52264
12329 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12331 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12333 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12335 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12338 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12339 force_reg instead of copy_to_reg for better optimization. Force
12340 non-register or memory operands into a register.
12342 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12344 * extend.texi: Reserve upper bits of memory model for future use.
12346 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12347 Anatoly Sokolov <aesok@post.ru>
12348 Eric Weddington <eric.weddington@atmel.com>
12351 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12352 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12353 Rewrite initializers for .macro.
12354 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12355 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12356 atxmega32d4, atxmega32x1.
12357 avrxmega4: atxmega64a3, atxmega64d3.
12358 avrxmega5: atxmega64a1, atxmega64a1u.
12359 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12360 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12361 avrxmega7: atxmega128a1, atxmega128a1u.
12362 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12363 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12364 (struct base_arch_s): Rename reserved to xmega_p.
12365 Rename reserved2 to have_rampd.
12366 (AVR_XMEGA): New define.
12367 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12368 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12369 * config/avr/predicates.md (io_address_operand): Take into
12370 account SFR offset.
12371 (low_io_address_operand): Ditto.
12372 (high_io_address_operand): Ditto.
12373 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12374 (enabled, movhi_sp_r): Use them.
12375 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12376 cpp_define_formatted to built-in define __AVR_ARCH__.
12377 (__AVR_XMEGA__): New built-in define.
12378 (__AVR_HAVE_RAMPD__): New built-in define.
12379 (__AVR_HAVE_RAMPX__): New built-in define.
12380 (__AVR_HAVE_RAMPY__): New built-in define.
12381 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12383 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12384 (avr_option_override): Initialize them.
12385 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12386 (avr_init_expanders): Initialize them. No more block several calls.
12387 (emit_push_sfr): New static function.
12388 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12390 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12391 (avr_print_operand): Print addreeses as symbols for
12392 RAMPX, RAMPY, RAMPD, CCP.
12393 (output_movhi): Handle AVR_XMEGA when writing to SP.
12394 (avr_out_movhi_mr_r_xmega): New static function.
12395 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12396 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12397 __RAMPD__, __CCP__ as needed.
12399 * config/avr/multilib.h: Regenerate.
12400 * config/avr/t-multilib: Regenerate.
12401 * config/avr/avr-tables.opt: Regenerate.
12403 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12405 PR tree-optimization/50561
12406 * graphite-flattening.c (lst_project_loop): Do not
12407 remove old scattering dimensions after flattening.
12408 (lst_do_flatten): Likewise.
12410 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12412 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12413 __builtin_avr_map8, __builtin_avr_map16.
12414 Document __builtin_avr_insert_bits.
12416 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12417 (insert_bits): New insn.
12418 (adjust_len.map_bits): Rename to insert_bits.
12419 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12420 * avr-protos.h (avr_out_map_bits): Remove.
12421 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12422 * config/avr/constraints.md (Cxf,C0f): New.
12423 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12424 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12425 New built-in define __BUILTIN_AVR_INSERT_BITS.
12426 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12427 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12428 (avr_move_bits): Rewrite.
12429 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12431 (avr_map_op_t): New typedef.
12432 (avr_map_op): New static variable.
12433 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12434 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12435 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12436 (bdesc_3arg, avr_expand_triop_builtin): New.
12437 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12438 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12439 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12440 (avr_map_equal_p, avr_map_sig_p): Remove.
12441 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12442 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12443 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12444 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12445 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12446 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12448 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12450 * config/c6x/c6x.md (reserve_cycles): New attribute.
12451 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12452 don't reserve functional units after the branch occurs.
12454 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12456 PR middle-end/52142
12457 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12458 functions into non-tm_pure functions.
12460 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12463 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12464 (iterative_hash_canonical_type): Likewise.
12465 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12468 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12470 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12471 sched-group insn, it either remains alone or the entire list is pruned.
12473 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12475 * doc/install.texi (Prerequisites): Fix grammar.
12476 (Configuration): Likewise.
12478 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12480 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12481 MPC as part of GCC before describing configuring with --with-gmp etc.
12482 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12483 sources are present.
12485 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12488 * dwarf2out.c (clone_tree_hash): New function.
12489 (copy_decls_walk): Use it instead of clone_tree.
12491 2012-02-14 Richard Guenther <rguenther@suse.de>
12493 PR tree-optimization/52244
12494 PR tree-optimization/51528
12495 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12496 replacements for integral types.
12498 2012-02-14 Walter Lee <walt@tilera.com>
12500 * config.gcc: Handle tilegx and tilepro.
12501 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12502 tilegx and tilepro.
12503 Add HAVE_AS_TLS check for tilegx and tilepro.
12504 * configure: Regenerate.
12505 * doc/contrib.texi: Add Mat Hostetter and self.
12506 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12507 Document instruction intrinsics and network accessing intrinsics.
12508 (TILEPro Built-in Functions): New node. Document instruction
12509 intrinsics and network accessing intrinsics.
12510 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12511 (Specific, tilepro-*-linux*): Likewise.
12512 * doc/invoke.texi (TILE-Gx Options): New section.
12513 (TILEPro Options): New section.
12514 * doc/md.texi (TILE-Gx): New section.
12515 (TILEPro): New section.
12516 * common/config/tilegx/tilegx-common.c: New file.
12517 * common/config/tilepro/tilepro-common.c: New file.
12518 * config/tilegx/constraints.md: New file.
12519 * config/tilegx/linux.h: New file.
12520 * config/tilegx/mul-tables.c: New file.
12521 * config/tilegx/predicates.md: New file.
12522 * config/tilegx/sync.md: New file.
12523 * config/tilegx/t-tilegx: New file.
12524 * config/tilegx/tilegx-builtins.h: New file.
12525 * config/tilegx/tilegx-c.c: New file.
12526 * config/tilegx/tilegx-generic.md: New file.
12527 * config/tilegx/tilegx-modes.def: New file.
12528 * config/tilegx/tilegx-multiply.h: New file.
12529 * config/tilegx/tilegx-protos.h: New file.
12530 * config/tilegx/tilegx.c: New file.
12531 * config/tilegx/tilegx.h: New file.
12532 * config/tilegx/tilegx.md: New file.
12533 * config/tilegx/tilegx.opt: New file.
12534 * config/tilepro/constraints.md: New file.
12535 * config/tilepro/gen-mul-tables.cc: New file.
12536 * config/tilepro/linux.h: New file.
12537 * config/tilepro/mul-tables.c: New file.
12538 * config/tilepro/predicates.md: New file.
12539 * config/tilepro/t-tilepro: New file.
12540 * config/tilepro/tilepro-builtins.h: New file.
12541 * config/tilepro/tilepro-c.c: New file.
12542 * config/tilepro/tilepro-generic.md: New file.
12543 * config/tilepro/tilepro-modes.def: New file.
12544 * config/tilepro/tilepro-multiply.h: New file.
12545 * config/tilepro/tilepro-protos.h: New file.
12546 * config/tilepro/tilepro.c: New file.
12547 * config/tilepro/tilepro.h: New file.
12548 * config/tilepro/tilepro.md: New file.
12549 * config/tilepro/tilepro.opt: New file.
12551 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12553 PR tree-optimization/52210
12554 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12555 vect_model_simple_cost with two entry vect_def_type array instead
12556 of an address of dt.
12558 2012-02-14 Richard Guenther <rguenther@suse.de>
12561 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12562 Do not stream DECL_QUALIFIER.
12563 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12564 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12565 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12567 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12570 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12573 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12576 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12577 * cselib.c (cselib_subst_to_values_from_insn): New function.
12578 * sched-deps.c (add_insn_mem_dependence,
12579 sched_analyze_1, sched_analyze_2): Use it.
12581 2012-02-13 Jan Hubicka <jh@suse.cz>
12583 PR middle-end/52214
12584 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12586 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12588 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12589 (GTM_SELF_SPECS): Define if not already defined.
12590 (driver_self_specs): Add GTM_SELF_SPECS.
12591 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12592 (GTM_SELF_SPECS): Define.
12593 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12594 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12596 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12598 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12601 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12603 PR middle-end/52230
12604 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12605 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12607 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12610 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12612 2012-02-13 Richard Guenther <rguenther@suse.de>
12614 PR translation/52211
12615 * passes.c (enable_disable_pass): Fix typo.
12617 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12619 PR middle-end/52209
12620 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12621 XOR for reduce_bit_field if type is unsigned.
12623 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12625 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12626 disallow changes from SFmode to mode with different size in FP regs.
12628 2012-02-12 Robert Millan <rmh@gnu.org>
12629 Gerald Pfeifer <gerald@pfeifer.com>
12631 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12634 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12636 PR rtl-optimization/52175
12637 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12638 to frame-related instructions.
12640 2012-02-10 Jason Merrill <jason@redhat.com>
12643 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12644 (demangle_new_symbols): Fill it.
12645 (scan_linker_output): Walk it.
12646 (start_tweaking): Split out from scan_linker_output.
12647 (maybe_tweak): Update sym->chosen.
12648 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12650 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12653 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12655 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12657 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12658 having the same mode as previous compare.
12660 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12662 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12663 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12664 (nonlocal_goto_internal): Likewise.
12665 (nonlocal_goto): Emit a use and an indirect jump directly.
12667 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12670 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12671 __atomic_{is,always}_lock_free.
12673 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12676 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12677 negative constant address for TARGET_X32.
12679 2012-02-10 Richard Henderson <rth@redhat.com>
12681 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12682 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12683 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12685 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12686 Ira Rosen <irar@il.ibm.com>
12688 PR tree-optimization/50031
12689 * targhooks.c (default_builtin_vectorization_cost): Handle
12690 vec_promote_demote.
12691 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12692 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12693 all types of reduction and pattern statements.
12694 (vect_estimate_min_profitable_iters): Likewise.
12695 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12696 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12697 for explicit realigns.
12698 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12699 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12700 vec_promote_demote.
12701 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12702 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12703 vec_perm for VSX and handle vec_promote_demote.
12705 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12707 PR middle-end/52177
12708 * builtins.c (fold_builtin_atomic_always_lock_free,
12709 expand_builtin_atomic_always_lock_free,
12710 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12711 Return and/or test boolean_true_node/boolean_false_node instead of
12712 integer_one_node/integer_zero_node.
12714 2012-02-10 Jan Hubicka <jh@suse.cz>
12716 PR middle-end/48600
12717 * predict.c (predict_paths_for_bb): Prevent looping.
12718 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12720 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12722 * config/arm/arm.c (output_move_double): In one case properly
12723 count number of instructions that will be emitted.
12725 2012-02-10 Richard Guenther <rguenther@suse.de>
12727 PR translation/52193
12728 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12730 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12732 PR middle-end/52140
12733 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12735 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12738 * var-tracking.c (emit_note_insn_var_location): If
12739 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12740 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12741 non-NOTE_DURING_CALL_P insn.
12743 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12745 PR middle-end/51867
12746 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12748 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12751 * gcc.c (switch_matches) Support switches with separated form,
12754 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12756 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12758 (RAMPZ_ADDR): Ditto.
12759 * config/avr/avr.c (avr_addr_t): New typedef.
12760 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12761 (avr_init_expanders): Initialize it.
12762 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12764 (expand_epilogue): Ditto.
12765 (avr_print_operand): Ditto.
12766 (avr_file_start): Ditto.
12767 (avr_emit_movmemhi): Ditto.
12769 2012-02-08 Richard Guenther <rguenther@suse.de>
12771 PR tree-optimization/46886
12772 * tree-flow.h (do_while_loop_p): Declare.
12773 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12774 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12776 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12778 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12779 always succeed for integers larger than a native word.
12781 2012-02-08 Richard Guenther <rguenther@suse.de>
12783 PR rtl-optimization/52170
12784 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12785 properly handle integer vector modes.
12787 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12789 PR gcov-profile/52150
12790 * coverage.c: Include target.h.
12791 (build_var): Call targetm.strip_name_encoding on the assembler name.
12792 Change one _ into . or $ if the target allows it.
12793 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12795 PR rtl-optimization/52139
12796 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12797 is a BARRIER after emit_insn_after_noloc, move BB_END
12798 to the last non-BARRIER insn before it.
12800 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12802 PR middle-end/24306
12803 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12804 (mips_gimplify_va_arg_expr): Call it instead of
12805 std_gimplify_va_arg_expr.
12807 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12809 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12810 message for -mno-pointers-to-nested-function.
12812 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12814 PR middle-end/51994
12815 * expr.c (get_inner_reference): If there is an offset, add a negative
12816 bit position to it (if any).
12818 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12820 PR rtl-optimization/52060
12821 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12822 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12823 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12824 and/or i0src_copy2 when needed.
12826 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12828 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12829 or LTOPLUGINSONAME if have_c.
12831 * config/freebsd-spec.h: Add comment about what macros can be defined
12833 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12834 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12837 2012-02-07 Richard Guenther <rguenther@suse.de>
12839 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12840 newline in -alias dumps.
12842 2012-02-07 Kai Tietz <ktietz@redhat.com>
12843 Dave Korn <dave.korn.cygwin@gmail.com>
12846 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12847 Take care that typinfo gets dllexport-attribute.
12849 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12851 PR middle-end/52074
12852 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12853 if modifier < EXPAND_SUM call force_operand on the result.
12855 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12857 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12858 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12860 (epiphany_function_type): Replace types for specific interrupts with
12861 EPIPHANY_FUNCTION_INTERRUPT.
12862 (EPIPHANY_INTERRUPT_P): Update.
12863 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12864 New static function.
12865 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12866 <disinterrupt>: Affects type identity.
12867 (epiphany_handle_interrupt_attribute): Handle variable number of
12869 (epiphany_compute_function_type): Update for new
12870 epiphany_function_type definition.
12871 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12872 handlers with a longcall forwarder.
12873 (epiphany_start_function): Handle multiple interrupt arguments and/or
12874 forwarder_section attribute.
12876 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12879 2012-02-07 Alan Modra <amodra@gmail.com>
12882 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12885 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12887 PR tree-optimization/50969
12888 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12889 use vec_perm rather than vector_stmt.
12890 (vect_model_load_cost): Likewise.
12891 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12892 vec_perm to be the same as other vector statements.
12893 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12894 cost of vec_perm for TARGET_VSX.
12896 2012-02-06 Richard Guenther <rguenther@suse.de>
12898 PR tree-optimization/52115
12899 * tree-sra.c (access_has_replacements_p): New function.
12900 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12902 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12904 PR middle-end/52047
12905 * trans-mem.c (expand_call_tm): Add an assertion.
12906 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12909 2012-02-06 Richard Guenther <rguenther@suse.de>
12911 PR tree-optimization/50955
12912 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12913 raise cost of expressions that replace an address with an
12914 expression based on a different pointer.
12916 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12919 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12920 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12922 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12925 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12926 -Weffc++ and specify guidelines come from second edition.
12928 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12930 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12931 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12932 (call_direct_split, call_value_split, call_value_internal_direct)
12933 (call_value_direct_split, call_value_multiple_split): Use jal and
12934 jal_macro attributes.
12936 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12938 * reload1.c (reload_regs_reach_end_p): Replace with...
12939 (reload_reg_rtx_reaches_end_p): ...this function.
12940 (new_spill_reg_store): Update commentary.
12941 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12942 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12943 before setting new_spill_reg_store.
12944 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12945 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12946 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12947 for non-spill reload registers.
12949 2012-02-05 Ira Rosen <irar@il.ibm.com>
12951 PR tree-optimization/52091
12952 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12953 (vect_is_simple_use_1): Likewise.
12954 * tree-vect-loop.c (vectorizable_reduction): Update calls
12955 to vect_is_simple_use_1 and vect_is_simple_use.
12956 (vectorizable_live_operation): Likewise.
12957 * tree-vect-patterns.c (widened_name_p,
12958 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12959 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12960 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12961 vectorizable_shift,vectorizable_operation, vectorizable_store,
12962 vectorizable_load): Likewise.
12963 (vect_is_simple_cond): Add an argument, pass it to
12964 vect_is_simple_use_1.
12965 (vectorizable_condition): Update calls to vect_is_simple_cond,
12966 vect_is_simple_use.
12967 (vect_is_simple_use): Add an argument, the statement in which
12968 OPERAND is used. Check that if OPERAND's def stmt is a double
12969 reduction phi node, the use is a phi node too.
12970 (vect_is_simple_use_1): Add an argument, pass it to
12971 vect_is_simple_use.
12972 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12973 to vect_is_simple_use.
12975 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12977 PR rtl-optimization/52095
12978 * modulo-sched.c (dump_insn_locator): New function.
12979 (loop_canon_p, sms_schedule): Use it.
12981 PR rtl-optimization/52113
12982 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12983 even for decomposable shift/zext insns.
12985 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12986 Zdenek Dvorak <ook@ucw.cz>
12988 PR rtl-optimization/52092
12989 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12990 on get_iv_value result.
12992 2012-02-02 Andrew Pinski <apinski@cavium.com>
12994 PR middle-end/47982
12995 PR middle-end/43967
12996 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12998 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13000 PR middle-end/48071
13001 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13003 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13005 PR rtl-optimization/49800
13006 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13007 (sched_finish): Call regstat_free_n_sets_and_refs.
13009 2012-02-02 Jia Liu <proljc@gmail.com>
13011 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13014 2012-02-02 Jan Hubicka <jh@suse.cz>
13015 Tom de Vries <tom@codesourcery.com>
13017 PR middle-end/51998
13018 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13019 * varpool.c (varpool_analyze_pending_decls): Likewise.
13021 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13022 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13024 * config.gcc: Add cr16-* support.
13026 * doc/extend.texi: Document cr16 extensions.
13027 * doc/install.texi: Document cr16 install.
13028 * doc/invoke.texi: Document cr16 options.
13029 * doc/md.texi: Document cr16 constraints.
13031 * common/config/cr16/cr16-common.c: New file.
13032 * config/cr16/cr16.c: New file.
13033 * config/cr16/cr16.h: New file.
13034 * config/cr16/cr16.md: New file.
13035 * config/cr16/cr16.opt: New file.
13036 * config/cr16/cr16-protos.h: New file.
13037 * config/cr16/predicates.md: New file.
13038 * config/cr16/constraints.md: New file.
13039 * config/cr16/t-cr16: New file.
13041 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13044 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13045 that operands[2] is either immediate, or q_regs_operand.
13047 PR tree-optimization/52073
13048 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13049 a pattern stmt for pattern uses, ignore uses outside of the loop.
13051 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13053 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13054 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13055 (OUT_AS1, OUT_AS2): Remove.
13057 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13059 PR rtl-optimization/51374
13060 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13061 to cross other volatile_refs_p insns.
13063 2012-02-01 Richard Guenther <rguenther@suse.de>
13065 * doc/invoke.texi (fno-inline): Clarify documentation.
13066 (finline-small-functions): Likewise.
13067 (finline-functions): Likewise.
13068 * common.opt (finline): Adjust comment and documentation.
13069 (finline-small-functions): Clarify documentation.
13070 (finline-functions): Likewise.
13071 (finline-functions-called-once): Likewise.
13073 2012-02-01 Tristan Gingold <gingold@adacore.com>
13075 * c-typeck.c (composite_type): Keep mode for pointers.
13077 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13079 * function.h (regno_reg_rtx): Adjust comment.
13080 * reginfo.c (init_reg_modes_target): Only use the previous mode
13081 if it fits within one register. Remove MIPS comment.
13083 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13086 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13088 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13090 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13091 to srak instruction.
13093 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13095 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13097 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13102 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13104 2012-01-31 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/51528
13107 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13110 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13115 * ree.c (add_removable_extension): Change def_map argument
13116 to unsigned *, store in def_map 1 + offset into *insn_list vector
13117 instead of pointers into the vector.
13118 (find_removable_extensions): Adjust caller.
13120 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13122 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13123 Transform all "* quoted-c-code" to { c-code }.
13124 Remove redundant test for "optimize" in combine patterns.
13125 Move (include "avr-dimode.md") to end of file.
13127 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13130 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13131 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13133 2012-01-30 Richard Guenther <rguenther@suse.de>
13135 PR tree-optimization/52028
13136 * tree-loop-distribution.c (ldist_gen): Properly update
13139 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13142 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13143 set_cur_line_info_table if not emitting debug info.
13145 PR tree-optimization/52046
13146 * tree-vect-patterns.c (check_bool_pattern): Give up if
13147 a comparison could throw.
13150 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13152 2012-01-30 Richard Guenther <rguenther@suse.de>
13154 PR tree-optimization/52045
13155 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13156 SSA form if cfgcleanup did anything.
13158 2012-01-30 Richard Guenther <rguenther@suse.de>
13160 PR tree-optimization/52045
13161 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13162 before computing final todo.
13164 2012-01-30 Richard Guenther <rguenther@suse.de>
13166 PR tree-optimization/51528
13167 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13170 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13172 * df-problems.c (df_kill_notes): Check that the use refers
13173 to the note under examination.
13175 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13178 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13179 parameter and use short-lived pseudos.
13180 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13181 (sparc_expand_vector_init): Const-ify local variables and adjust
13182 calls to above functions.
13184 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13186 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13188 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13190 * doc/invoke.texi: Make usage of "compile time" and
13191 "run time"/"runtime" consistent throughout the file.
13193 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13195 * config/alpha/alpha.c (alpha_option_override): Default to
13196 full IEEE compliance mode for Go language.
13198 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13200 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13201 (LINK_SSP_SPEC): Define.
13203 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13206 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13209 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13211 * doc/invoke.texi: Correct hyphenation of "floating point",
13212 "double precision", and related terminology throughout the file.
13214 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13217 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13218 arm_general_register_operand predicate for operand 2 instead of
13221 2012-01-27 Ian Lance Taylor <iant@google.com>
13224 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13225 * builtins.c (expand_builtin_init_trampoline): Add onstack
13226 parameter. Change caller.
13227 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13228 * tree.c (build_common_builtin_nodes): Declare
13229 __builtin_init_heap_trampoline.
13231 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13233 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13234 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13235 * config/avr/avr.c: Ditto.
13236 (avr_regnames): Remove because unused.
13237 * config/avr/avr.md (*cpse.ne): New peephole.
13238 (*cpse.eq): New peephole from former cpse peepholes.
13240 2012-01-27 Michael Eager <eager@eagercon.com>
13242 * config/microblaze.c (microblaze_emit_compare): Correct
13243 test after pcmp instruction.
13245 2012-01-27 Richard Guenther <rguenther@suse.de>
13247 PR tree-optimization/52020
13248 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13250 2012-01-27 Richard Guenther <rguenther@suse.de>
13252 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13253 function non-const/pure.
13255 2012-01-27 Richard Guenther <rguenther@suse.de>
13257 PR tree-optimization/50444
13258 * tree-sra.c (build_ref_for_offset): Properly adjust the
13259 MEM_REF type for unaligned accesses.
13261 2012-01-27 Richard Guenther <rguenther@suse.de>
13263 PR tree-optimization/50444
13264 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13265 (expand_assignment): Use it. Properly handle misaligned
13266 bases when expanding stores to component references.
13267 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13268 refactor that case.
13270 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13272 PR middle-end/51389
13273 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13274 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13275 * tree-data-ref.c (find_data_references_in_loop): Make static.
13276 (compute_all_dependences): Change return type to bool. Bail out
13277 for too many datarefs in a loop. Move the hunk resetting the data
13278 dependences vector from ...
13279 (compute_data_dependences_for_loop): ... here. Account for
13280 compute_all_dependences returning false.
13281 (compute_data_dependences_for_bb): Likewise.
13282 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13283 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13285 2012-01-27 Richard Guenther <rguenther@suse.de>
13287 PR middle-end/51959
13288 * expr.c (store_field): Use the alias-set of the scratch memory
13291 2012-01-27 Tom de Vries <tom@codesourcery.com>
13293 PR tree-optimization/51990
13294 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13296 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13298 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13301 * var-tracking.c (reverse_op): Don't add any reverse operation
13302 if V already has any constant locations.
13304 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13306 * doc/invoke.texi: Correct usage of "command line" (noun)
13307 vs "command-line" (adjective) throughout.
13309 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13311 * doc/invoke.texi (Language Independent Options): Move
13312 -Wcoverage-mismatch blurb from here....
13313 (Warning Options): ...to here.
13315 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13317 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13318 Set rs6000_always_hint to false for 476.
13320 2012-01-27 Matthias Klose <doko@ubuntu.com>
13322 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13324 * incpath.c (add_standard_paths): Likewise.
13326 2012-01-27 Richard Henderson <rth@redhat.com>
13328 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13329 * config/m68k/sync.md (atomic_test_and_set): Rename from
13330 sync_test_and_setqi and adjust the operands.
13331 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13332 and unconditionally enable.
13334 2012-01-27 Richard Henderson <rth@redhat.com>
13336 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13337 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13338 (ldstub): Rename from ldstubqi.
13339 (ldstub<I24MODE>): Remove.
13341 2012-01-27 Richard Henderson <rth@redhat.com>
13343 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13344 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13345 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13346 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13347 * doc/tm.texi: Rebuild.
13349 2012-01-27 Richard Henderson <rth@redhat.com>
13351 * optabs.c (gen_atomic_test_and_set): Remove default.
13352 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13354 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13356 PR rtl-optimization/51978
13357 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13358 (combine_reaching_defs): Likewise.
13359 (struct re_info): Remove.
13360 (add_removable_extension): Remove x and data arguments,
13361 add insn, insn_list and def_map. Use the arguments directly
13362 instead of using struct re_info.
13363 (find_removable_extensions): Don't call add_removable_extension
13364 through note_stores, instead just call it with single_set
13365 result if non-NULL.
13366 (find_and_remove_re): Pass curr_cand->expr instead of
13367 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13369 2012-01-26 Michael Matz <matz@suse.de>
13371 PR tree-optimization/46590
13372 * cfgexpand.c: Revert last change (r183305).
13373 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13375 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13376 checking for emptiness.
13378 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13380 PR middle-end/51895
13381 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13382 non-addressable non-BLKmode base correctly.
13384 2012-01-26 Michael Matz <matz@suse.de>
13386 PR tree-optimization/48794
13387 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13388 regions referenced from RESX/EH_DISPATCH.
13390 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13392 * config/s390/s390.h: Make BRANCH_COST an option.
13393 * config/s390/s390.opt: New option -mbranch-cost.
13395 2012-01-26 Richard Henderson <rth@redhat.com>
13397 Revert 2012-01-24 change:
13398 * trans-mem.c (requires_barrier): Do not instrument thread local
13399 variables and emit save/restore for them.
13401 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13403 PR middle-end/51986
13404 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13407 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13409 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13412 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13415 Rename __pgm to __flash.
13416 Rename __pgm1 to __flash1.
13417 Rename __pgm2 to __flash2.
13418 Rename __pgm3 to __flash3.
13419 Rename __pgm4 to __flash4.
13420 Rename __pgm5 to __flash5.
13421 Rename __pgmx to __memx.
13422 * doc/extend.texi (AVR Named Address Spaces)
13423 Rename address space names as indicated above.
13424 * config/avr/avr.c (avr_addrspace): Ditto.
13426 * config/avr/avr-protos.h
13427 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13428 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13429 * config/avr/predicates.md: Ditto.
13430 * config/avr/avr.c Ditto, and
13431 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13432 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13434 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13435 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13436 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13437 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13438 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13439 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13440 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13441 * config/avr/avr.c: Ditto.
13442 * config/avr/avr.md: Ditto.
13444 2012-01-25 Jason Merrill <jason@redhat.com>
13447 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13449 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13451 PR tree-optimization/51987
13452 * tree-data-ref.c (get_references_in_stmt): Handle references in
13453 non-volatile GIMPLE_ASM.
13455 2012-01-25 Richard Guenther <rguenther@suse.de>
13457 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13458 bases are dereferenced.
13460 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13462 PR rtl-optimization/48374
13463 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13465 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13467 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13468 compute_data_dependences_for_loop returns false.
13469 * tree-parloops.c (loop_parallel_p): Likewise.
13471 2012-01-25 Richard Guenther <rguenther@suse.de>
13473 * tree.h (get_pointer_alignment_1): Declare.
13474 * builtins.c (get_pointer_alignment_1): New function.
13475 (get_pointer_alignment): Use it.
13477 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13479 PR rtl-optimization/48308
13480 * combine.c (enum undo_kind): Add UNDO_LINKS.
13481 (struct undo): Add member l to other_contents and where.
13482 (do_SUBST_LINK): New.
13484 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13485 (undo_all): Handle UNDO_LINKS.
13487 2012-01-25 Richard Henderson <rth@redhat.com>
13489 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13492 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13494 * optabs.c (gen_atomic_test_and_set): Use each argument.
13496 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13498 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13499 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13500 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13501 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13502 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13503 TARGET_PAIRED_SINGLE_FLOAT.
13505 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13507 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13508 (in_struct, return_val): Remove MEM documentation.
13509 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13510 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13511 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13513 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13514 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13515 * expr.c (store_field): Likewise.
13516 * function.c (assign_stack_temp_for_type): Likewise.
13517 * ifcvt.c (noce_try_cmove_arith): Likewise.
13518 * reload1.c (reload): Likewise.
13519 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13520 (alpha_set_memflags): Likewise.
13521 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13523 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13525 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13527 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13528 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13529 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13531 * cselib.c (cselib_rtx_varies_p): Delete.
13532 (cselib_invalidate_mem): Update call to canon_true_dependence.
13533 * dse.c (record_store, check_mem_read_rtx): Likewise.
13534 (scan_reads_nospill): Likewise.
13535 * cse.c (check_dependence): Likewise.
13536 (cse_rtx_varies_p): Delete.
13537 * expr.c (safe_from_p): Update call to true_dependence.
13538 * ira.c (validate_equiv_mem_from_store): Likewise.
13539 (memref_referenced_p): Likewise.
13540 * postreload-gcse.c (find_mem_conflicts): Likewise.
13541 * sched-deps.c (sched_analyze_2): Likewise.
13542 * store-motion.c (load_kills_store): Likewise.
13543 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13544 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13545 (compute_transp): Update call to canon_true_dependence.
13547 2012-01-25 Richard Henderson <rth@redhat.com>
13549 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13550 (maybe_emit_atomic_test_and_set): New.
13551 (expand_sync_lock_test_and_set): Use it.
13552 (expand_atomic_test_and_set): Likewise.
13553 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13554 the implementation; clarify implementation defined details.
13555 * doc/md.texi (atomic_test_and_set): Document.
13557 2012-01-25 Richard Henderson <rth@redhat.com>
13559 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13561 2012-01-25 Richard Henderson <rth@redhat.com>
13564 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13565 to effect no-op split.
13567 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13570 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13571 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13572 (BT_FN_VOID_PTR_INT_SIZE): New.
13573 (BT_FN_UINT_UINT_VAR): Remove.
13574 (BT_FN_UINT32_UINT32_VAR): New.
13575 (BT_FN_DOUBLE_VPTR): Remove.
13576 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13578 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13579 (_ITM_changeTransactionMode): Same.
13580 (_ITM_memmoveRtWt): Change return type to void.
13581 (_ITM_memcpyRtWt): Same.
13582 (_ITM_memsetW): Same.
13583 (_ITM_RaRD): Change types to double.
13588 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13590 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13591 Patrick Marlier <patrick.marlier@gmail.com>
13593 * trans-mem.c (requires_barrier): Do not instrument thread local
13594 variables and emit save/restore for them.
13596 2012-01-24 Jason Merrill <jason@redhat.com>
13599 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13600 output static aliases.
13602 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13605 * common.opt (-pie, -shared, pie, shared): Change from Common to
13607 * gcc.c (display_help): Display help for -pie and -shared.
13609 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13612 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13613 Remove note on size/offset limitation.
13614 (AVR Variable Attributes): Add example how to read data located
13615 with progmem. Refer to named address spaces.
13616 * doc/invoke.texi (AVR Options): Fix typo.
13618 2012-01-24 Richard Guenther <rguenther@suse.de>
13620 Forward-port to trunk
13621 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13623 PR middle-end/45678
13624 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13625 op0 isn't sufficiently aligned and there is movmisalignM
13626 insn for mode, use it to load op0 into a temporary register.
13628 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13631 * target.def (const_not_ok_for_debug_p): New hook.
13632 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13634 * doc/tm.texi: Regenerated.
13635 * dwarf2out.c (const_ok_for_output_1): If
13636 targetm.const_not_ok_for_debug_p returns true, fail.
13637 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13639 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13641 2012-01-23 Kai Tietz <ktietz@redhat.com>
13644 * config/i386/predicates.md (symbolic_operand): Allow
13645 UNSPEC_PCREL as PIC expression for lea.
13646 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13647 * config/i386/i386.c (ix86_delegitimize_address): Handle
13648 UNSPEC_PCREL for none-MEM, too.
13650 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13652 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13653 (ipa_tm_create_version_alias): Same.
13655 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13658 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13659 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13661 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13662 Patrick Marlier <patrick.marlier@gmail.com>
13663 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13666 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13667 simple_object_start_read.
13669 2012-01-23 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/51895
13673 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13674 parameter decomposition into BLKmode components.
13676 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13678 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13679 fake variables for restrict-qualified pointers whose pointed-to type
13680 contains a placeholder.
13682 2012-01-23 Richard Guenther <rguenther@suse.de>
13684 PR tree-optimization/51949
13685 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13687 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13689 PR rtl-optimization/51933
13690 * ree.c (transform_ifelse): Return true right away if dstreg is
13691 already wider or equal to cand->mode.
13692 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13693 (make_defs_and_copies_lists): Remove defs_list and copies_list
13694 arguments, add state argument, just truncate state->work_list
13695 instead of always allocating and freeing the vector. Assert that
13696 get_defs succeeds instead of returning 2. Changed return type to bool.
13697 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13698 have ext_src_mode, see if it has been modified already with the
13699 right kind of extension and has been extended before from the
13700 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13701 just return true. Remember the original mode in state->modified array.
13702 (combine_reaching_defs): Add state argument. Don't allocate and
13703 free here def_list, copied_list and vec vectors, instead just
13704 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13705 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13706 Add state variable, clear vectors in it, initialize state.modified
13707 if needed. Free all the vectors at the end and state.modified too.
13708 Don't skip a candidate if the extension expression has been modified.
13710 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13713 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13714 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13715 (extra_options) interix.opt -> i386/interix.opt"
13716 (extra_objs):Add winnt-stubs.o
13717 * configure.ac: Add interix to target_os .comm on PE check.
13718 * configure: Regenerate.
13719 * config/interix3.h: Delete and move bits to..
13720 * config/interix.h: Delete and move bits to..
13721 * config/i386/i386-interix3.h: Delete and move bits to..
13722 * config/i386/i386-interix.h: ..here.
13723 (TARGET_CPU_DEFAULT): Remove redefinition.
13724 (TARGET_ASM_CONSTRUCTOR): Undefine.
13725 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13726 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13727 (PTRDIFF_TYPE): Define.
13728 (LONG_DOUBLE_TYPE_SIZE): Define.
13729 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13730 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13731 (TARGET_SECTION_TYPE_FLAGS): Define.
13732 (ASM_DECLARE_FUNCTION_NAME): Define.
13733 (ASM_OUTPUT_EXTERNAL): Define.
13734 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13735 (ASM_OUTPUT_ALIGNED_BSS): Define.
13736 (PCC_BITFIELD_TYPE_MATTERS): Define.
13737 (USE_CONST_SECTION): Define.
13738 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13739 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13740 (SUPPORTS_ONE_ONLY): Remove.
13741 (I386_PE_STRIP_ENCODING): Define.
13742 * config/interix.opt: Delete and move bits to..
13743 * config/i386/interix.opt: ..here. New.
13744 (mpe-aligned-commons): Add.
13745 * config/i386/t-interix: Add copyright header.
13746 (winnt-stubs.o): Add rule.
13748 2012-01-22 Jason Merrill <jason@redhat.com>
13751 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13752 for extra name aliases.
13754 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13756 PR rtl-optimization/51924
13757 * ree.c (combine_set_extension): Improve debugging message.
13758 (combine_reaching_defs): Likewise.
13759 (get_defs): Rename confusingly named variable.
13760 (find_and_remove_re): Skip a candidate if the extension expression has
13763 2012-01-21 Robert Millan <rmh@gnu.org>
13764 Gerald Pfeifer <gerald@pfeifer.com>
13766 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13767 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13769 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13771 PR tree-optimization/51914
13772 * tree-vect-stmts.c (vectorizable_conversion): For
13773 cvt_type && modifier == WIDEN, put temporary with cvt_type
13774 at the beginning of vec_dsts and set vec_dest to temporary
13777 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13779 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13781 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13783 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13784 * config/rs6000/rs6000.c: Likewise.
13786 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13789 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13790 output_move_double on a copy of operands array.
13792 2012-01-20 Cary Coutant <ccoutant@google.com>
13793 Dodji Seketeli <dodji@redhat.com>
13796 * dwarf2out.c (copy_declaration_context): Return ref to parent
13797 of declaration DIE, if necessary.
13798 (remove_child_or_replace_with_skeleton): Add new parameter; update
13799 caller. Place skeleton DIE under parent DIE of original declaration.
13800 Move call to copy_declaration_context to here ...
13801 (break_out_comdat_types): ... from here.
13803 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13805 PR rtl-optimization/51856
13806 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13809 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13812 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13813 hints for neon loads and stores.
13815 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13819 * doc/extend.texi (Named Address Spaces): Split into subsections.
13820 (AVR Named Address Spaces): New subsection.
13821 (M32C Named Address Spaces): New subsection.
13822 (RL78 Named Address Spaces): New subsection.
13823 (SPU Named Address Spaces): New subsection.
13824 (Variable Attributes): New anchor "AVR Variable Attributes".
13825 (AVR Variable Attributes): Rewrite and avoid wording
13826 "address space" in this context.
13827 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13828 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13829 (AVR Built-in Macros): New subsubsection therein.
13830 * doc/md.texi (AVR constraints): Remove "C04", "R".
13832 2012-01-20 Richard Guenther <rguenther@suse.de>
13834 PR tree-optimization/51903
13835 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13836 when removing stmts.
13838 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13841 * config/arm/arm.c (arm_load_pic_register): Use
13842 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13843 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13844 (arm_pic_static_addr): Likewise.
13845 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13846 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13847 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13848 (pic_load_addr_unified): New.
13850 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13853 * function.c (instantiate_virtual_regs_in_insn): Use
13854 delete_insn_and_edges when removing a wrong asm insn.
13856 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13858 PR rtl-optimization/40761
13859 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13860 Add new member loop_num.
13861 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13862 (ira_build): Remove the parameter.
13864 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13865 (ira.c): Do not build CFG loops for one region allocation. Remove
13866 argument from ira_build call.
13868 * ira-build.c (init_loop_tree_node): New function.
13869 (create_loop_tree_nodes): Use it. Separate the case when CFG
13870 loops are not built.
13871 (more_one_region_p): Check current_loops.
13872 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13874 (add_loop_to_tree): Process loop equal to NULL too.
13875 (form_loop_tree): Separate the case when CFG loops are not built.
13876 Use explicitly number for the root.
13877 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13879 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13880 instead of loop->num.
13881 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13882 (mark_all_loops_for_removal): Ditto.
13883 (remove_unnecessary_regions): Separate the case when CFG loops
13885 (ira_build): Remove the parameter. Use explicit number of regions
13886 when CFG loops are not built.
13888 * ira-color.c (print_loop_title): Separate the case for the root node.
13889 Use loop_num instead of loop->num.
13890 (move_spill_restore): Use loop_num instead of loop->num.
13892 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13893 (change_loop): Ditto.
13894 (change_loop): Use loop_num instead of loop->num.
13896 * ira-lives.c (process_bb_node_lives): Ditto.
13898 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13900 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13902 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13904 PR libmudflap/40778
13905 * tree-mudflap.c (mf_artificial): New function.
13906 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13907 mx_register_decls, mudflap_enqueue_decl): Use it.
13910 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13911 numbers in the insn pattern.
13913 2012-01-19 Michael Matz <matz@suse.de>
13915 PR tree-optimization/46590
13916 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13917 use it in remembering which conflicts we already created.
13918 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13921 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13924 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13925 (merge_and_complain): Same.
13927 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13930 * config/initfini-array.h: Guard content of the header
13931 with #ifdef HAVE_INITFINI_ARRAY.
13932 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13933 Add initfini-array.h to tm_file here.
13934 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13935 * config.gcc: Don't add initfini-array.h to tm_file here.
13936 * configure: Regenerated.
13938 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13940 PR rtl-optimization/51505
13941 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13942 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13943 (df_note_bb_compute): Update the call to df_kill_notes.
13945 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13947 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13949 2012-01-18 Richard Guenther <rguenther@suse.de>
13951 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13952 of conversions to void *.
13954 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13955 Richard Sandiford <rdsandiford@googlemail.com>
13957 PR middle-end/50325
13958 PR middle-end/51192
13959 * optabs.h (simplify_expand_binop): Declare.
13960 * optabs.c (simplify_expand_binop): Make global.
13961 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13962 endian targets if the source cannot be exactly covered by word
13965 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13968 * hard-reg-set.h (struct hard_reg_set_container): New type.
13969 * target.h (struct hard_reg_set_container): Forward declare.
13970 * target.def (set_up_by_prologue): New target hook.
13971 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13972 * doc/tm.texi: Regenerated.
13973 * function.c (thread_prologue_and_epilogue_insns): Change
13974 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13975 Call targetm.set_up_by_prologue on it.
13976 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13977 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13979 2012-01-17 Nick Clifton <nickc@redhat.com>
13981 * config/rx/rx.c (rx_can_use_simple_return): New function.
13982 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13983 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13985 2012-01-17 Richard Guenther <rguenther@suse.de>
13987 PR middle-end/51782
13988 * expr.c (expand_assignment): Take address-space information
13989 from the address operand of MEM_REF and TARGET_MEM_REF.
13990 (expand_expr_real_1): Likewise.
13992 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13994 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13995 reload dump is requested.
13997 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14000 * trans-mem.c (requires_barrier): Call may_be_aliased.
14002 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14004 PR tree-optimization/51877
14005 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14006 call arguments and fndecls compare equal, instead return false if they
14007 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14008 both SSA_NAMEs that are valueized the same, or they satisfy
14011 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14013 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14015 * configure: Regenerate.
14017 2012-01-16 Jan Hubicka <jh@suse.cz>
14021 * convert.c (convert_to_integer): Use fold_convert for
14022 converting an INTEGER_CST to integer type.
14024 2012-01-16 Jason Merrill <jason@redhat.com>
14027 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14029 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14032 * config/s390/s390.c (s390_chunkify_start): Don't skip
14033 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14034 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14035 If insn is followed by NOTE_INSN_VAR_LOCATION or
14036 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14037 Don't use location of note insns.
14039 PR tree-optimization/51865
14040 * tree-inline.c (tree_function_versioning): Call remap_decl
14041 on DECL_RESULT whenever it has VOID_TYPE_P type.
14043 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14045 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14046 for calls to locally-binding MIPS16 functions if only the return
14047 type uses float regs.
14049 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14050 Richard Sandiford <rdsandiford@googlemail.com>
14052 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14053 (SYMBOL_32_HIGH): Likewise.
14054 (mips_output_tls_reloc_directive): Declare.
14055 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14056 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14057 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14058 (mips_lo_relocs, mips_hi_relocs): Make extern.
14059 (mips16_stub_function): Move up file.
14060 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14061 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14062 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14063 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14064 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14065 (mips_get_tp): Add MIPS16 support.
14066 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14067 Generalize DTPREL and TPREL handling.
14068 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14069 Add MIPS16 TLS support.
14070 (mips_output_tls_reloc_directive): New function.
14071 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14072 * config/mips/predicates.md (symbolic_operand_with_high)
14073 (tls_reloc_operand): New predicates.
14074 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14075 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14076 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14077 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14078 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14079 (*tls_get_tp_mips16_call_<mode>): Likewise.
14081 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14083 PR rtl-optimization/51821
14084 * recog.c (peep2_find_free_register): Determine clobbered registers
14087 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14090 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14091 * config/avr/avr.c: Likewise.
14092 * config/avr/avr.h: Likewise.
14094 2012-01-13 Ian Lance Taylor <iant@google.com>
14097 * tree.h (TYPE_QUALS): Add cast to int.
14098 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14100 2012-01-13 Ian Lance Taylor <iant@google.com>
14102 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14103 comparing param_index to VEC_length result.
14105 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14107 * c-decl.c: Do not include tree-mudflap.h
14108 * tree-optimize.c: Likewise.
14109 * Makefile.in: Update dependencies.
14111 2012-01-13 Richard Guenther <rguenther@suse.de>
14114 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14115 variable-sized result always use RSO.
14117 2012-01-12 DJ Delorie <dj@redhat.com>
14119 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14120 pointer type, not just the default pointer type.
14122 2012-01-09 Richard Henderson <rth@redhat.com>
14123 Denis Chertykov <chertykov@gmail.com>
14126 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14127 * config/avr/avr.c (avr_can_eliminate): Simplify.
14128 (avr_initial_elimination_offset): Likewise.
14129 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14130 (expand_epilogue): Likewise.
14131 (avr_legitimize_address): Gut.
14132 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14133 (avr_hard_regno_nregs): New.
14134 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14135 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14136 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14137 add soft frame pointer.
14138 (CALL_USED_REGISTERS): Likewise.
14139 (REG_CLASS_CONTENTS): Likewise.
14140 (REGISTER_NAMES): Likewise.
14141 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14142 (HARD_FRAME_POINTER_REGNUM): New.
14143 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14144 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14145 remove the HARD_FRAME_POINTER self-elimination.
14147 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14150 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14151 DECL_EXTERNAL when checking for initializers of progmem variables.
14153 2012-01-12 Ira Rosen <irar@il.ibm.com>
14155 PR tree-optimization/51799
14156 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14157 that the last operation is a type demotion.
14159 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14161 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14162 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14164 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14167 * combine.c (distribute_notes): If i3 is a noreturn call,
14168 allow old_size to be equal to args_size and make sure the
14169 noreturn call gets REG_ARGS_SIZE note.
14170 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14171 on noreturn calls even when the delta is 0.
14173 2012-01-11 Nathan Sidwell <nathan@acm.org>
14175 * gcov.c (STRING_SIZE): Remove.
14176 (generate_results): Erase annotations for source files with no
14177 coverage information.
14179 (output_lines): Use it.
14181 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14183 * gimple.h (gimplify_body): Remove first argument.
14184 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14185 pointer set here, instead just pass DATA to walk_tree.
14186 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14187 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14188 (unvisit_body): Likewise, but with unmark_visited.
14189 (gimplify_body): Remove BODY_P argument and adjust.
14190 (gimplify_function_tree): Adjust call to gimplify_body.
14191 * omp-low.c (finalize_task_copyfn): Likewise.
14193 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14195 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14196 (build_function_type_skip_args): Delete.
14197 * tree.c (build_function_type_skip_args): Make static and add
14198 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14199 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14200 pass it to build_function_type_skip_args.
14201 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14202 (tree_function_versioning): Likewise.
14203 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14204 build_function_decl_skip_args.
14205 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14206 and pass it to build_function_decl_skip_args/tree_function_versioning.
14207 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14208 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14209 * trans-mem.c (ipa_tm_create_version): Likewise.
14210 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14211 * tree-inline.c (declare_return_variable): Remove always-true test.
14212 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14213 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14214 * ipa-split.c (split_function): Skip the return value for the split
14215 part if it doesn't return.
14217 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14219 PR tree-optimization/49642
14220 * ipa-split.c (forbidden_dominators): New variable.
14221 (check_forbidden_calls): New function.
14222 (dominated_by_forbidden): Likewise.
14223 (consider_split): Check for forbidden dominators.
14224 (execute_split_functions): Initialize and free forbidden
14225 dominators info; call check_forbidden_calls.
14227 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14229 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14231 2012-01-11 Nick Clifton <nickc@redhat.com>
14233 * config/rx/rx.md (return): Define pattern.
14235 2012-01-11 Richard Guenther <rguenther@suse.de>
14237 * doc/extend.texi (malloc attribute): Adjust according to
14240 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14241 Patrick Marlier <patrick.marlier@gmail.com>
14243 PR middle-end/51516
14244 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14245 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14246 (ipa_tm_note_irrevocable): Same.
14247 (ipa_tm_scan_irr_block): Same.
14248 (ipa_tm_decrement_clone_counts): Same.
14249 (ipa_tm_scan_irr_function): Same.
14250 (ipa_tm_create_version_alias): Same.
14251 (ipa_tm_create_version): Same.
14252 (ipa_tm_transform_calls_redirect): Same.
14253 (ipa_tm_transform_calls): Same.
14254 (ipa_tm_transform_transaction): Same.
14255 (ipa_tm_execute): Same.
14257 2012-01-10 Richard Guenther <rguenther@suse.de>
14259 PR middle-end/51806
14260 * opts.c (common_handle_option): Handle -Werror.
14262 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14264 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14267 2012-01-10 Jason Merrill <jason@redhat.com>
14269 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14272 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14274 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14275 supports R_386_TLS_GD_PLT reloc.
14276 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14277 supports R_386_TLS_LDM_PLT reloc.
14278 * configure: Regenerate.
14279 * config.in: Regenerate.
14281 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14284 Extend __pgmx semantics to linearize memory.
14285 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14286 determine if code comes inline or from libgcc.
14287 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14288 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14289 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14290 (movmemx_qi, movmemx_hi): New insns.
14291 (xload_<mode>_libgcc): Rewrite to new insn condition.
14292 (xload_<mode>): Remove insns.
14293 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14294 cases that don't satisfy avr_xload_libgcc_p().
14295 (avr_addr_space_convert): Allow converting in any direction.
14296 (avr_addr_space_subset_p): Return always true.
14297 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14298 (avr_emit_movmemhi): Ditto.
14299 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14300 (avr_out_movmem): Ditto.
14301 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14302 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14303 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14304 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14305 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14307 2012-01-10 Richard Guenther <rguenther@suse.de>
14309 PR tree-optimization/50913
14310 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14311 Require data-refs to be representable by Graphite with respect
14314 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14317 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14319 2012-01-10 Tom de Vries <tom@codesourcery.com>
14321 PR rtl-optimization/51271
14322 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14323 handling annulled branch.
14325 2012-01-10 Richard Henderson <rth@redhat.com>
14327 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14328 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14329 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14330 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14331 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14332 arm_expand_vec_perm_const): New.
14333 * config/arm/arm-protos.h: Update.
14334 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14335 (*neon_vswp<VDQX>): New.
14336 (neon_vcombine<VDX>): Use neon_split_vcombine.
14337 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14338 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14339 (vec_perm<VE>): New.
14341 2012-01-10 Richard Henderson <rth@redhat.com>
14343 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14344 use it if reload_completed.
14345 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14346 arm_output_asm_insn, arm_process_output_memory_barrier,
14347 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14348 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14349 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14350 arm_process_output_sync_insn, arm_output_sync_insn,
14351 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14352 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14353 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14354 (emit_unlikely_jump): New.
14355 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14356 (arm_split_atomic_op): New.
14357 * config/arm/arm-protos.h: Update.
14358 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14359 (struct arm_sync_generator): Remove.
14360 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14361 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14362 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14363 (VUNSPEC_LL, VUNSPEC_SC): New.
14364 (sync_result, sync_memory, sync_required_value, sync_new_value,
14365 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14366 (attr length): Don't use arm_sync_loop_insns.
14367 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14368 (movsfcc, movdfcc): Likewise.
14369 * config/arm/constraints.md (Ua): New.
14370 * config/arm/prediates.md (mem_noofs_operand): New.
14371 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14372 (sync_clobber, sync_t2_reqd): Remove.
14373 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14374 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14375 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14376 (arm_sync_compare_and_swap<SIDI>): Remove.
14377 (arm_sync_compare_and_swap<NARROW>): Remove.
14378 (arm_sync_lock_test_and_set<SIDI>): Remove.
14379 (arm_sync_lock_test_and_set<NARROW>): Remove.
14380 (arm_sync_new_<syncop><SIDI>): Remove.
14381 (arm_sync_new_<syncop><NARROW>): Remove.
14382 (arm_sync_new_nand<SIDI>): Remove.
14383 (arm_sync_new_nand<NARROW>): Remove.
14384 (arm_sync_old_<syncop><SIDI>): Remove.
14385 (arm_sync_old_<syncop><NARROW>): Remove.
14386 (arm_sync_old_nand<SIDI>): Remove.
14387 (arm_sync_old_nand<NARROW>): Remove.
14388 (*memory_barrier): Merge arm_output_memory_barrier.
14389 (atomic_compare_and_swap<QHSD>): New.
14390 (atomic_compare_and_swap<NARROW>_1): New.
14391 (atomic_compare_and_swap<SIDI>_1): New.
14392 (atomic_exchange<QHSD>): New.
14393 (cas_cmp_operand, cas_cmp_str): New.
14394 (atomic_op_operand, atomic_op_str): New.
14395 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14396 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14397 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14398 (arm_load_exclusive<NARROW>): New.
14399 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14400 (arm_store_exclusive<QHSD>): New.
14402 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14404 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14405 reload patterns if -mvsx-scalar-memory.
14407 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14408 generated, even -mno-vsx-scalar-double was used.
14409 (vsx_xscvdpsp_scalar): Likewise.
14410 (vsx_xscvspdp_scalar2): Likewise.
14412 2012-01-09 Tom de Vries <tom@codesourcery.com>
14413 Andrew Pinski <apinski@cavium.com>
14416 * reorg.c (fill_slots_from_thread): Don't speculate
14417 frame-related insns.
14419 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14421 * sched-int.h (bb_note): Move to...
14422 * basic-block.h: ...here.
14423 * haifa-sched.c (bb_note): Move to...
14424 * cfgrtl.c: ...here.
14425 * function.c (next_block_for_reg): New function.
14426 (move_insn_for_shrink_wrap): Likewise.
14427 (prepare_shrink_wrap): Rewrite to use the above.
14429 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14431 * gimple.c (is_gimple_non_addressable): Remove.
14432 * gimple.h: Remove is_gimple_non_addressable.
14433 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14434 is_gimple_non_addressable.
14435 * trans-mem.c (expand_assign_tm): Same.
14437 2012-01-09 Richard Guenther <rguenther@suse.de>
14439 PR tree-optimization/51775
14440 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14441 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14443 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14445 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14447 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14449 2012-01-09 Richard Guenther <rguenther@suse.de>
14451 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14453 2012-01-08 Jan Hubicka <jh@suse.cz>
14455 PR tree-optimize/51680
14456 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14457 on when known_vals needs to be computed; cleanup.
14459 2012-01-08 Jan Hubicka <jh@suse.cz>
14461 PR tree-optimize/51694
14462 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14464 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14466 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14467 for -std=c++98 and -std=c++11 too.
14469 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14471 * cfgloop.c (cancel_loop): Add free() of bbs array.
14473 2012-01-07 Jan Hubicka <jh@suse.cz>
14475 PR tree-optimization/51600
14476 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14477 that benefits small functions.
14479 2012-01-07 Jan Hubicka <jh@suse.cz>
14481 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14483 2012-01-07 Jan Hubicka <jh@suse.cz>
14485 PR tree-optimization/51680
14486 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14487 whose inlining reduce unit size.
14489 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14492 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14493 Add canonical node to containing_mem chain after the non-canonical
14494 one, even if there weren't any locs to propagate.
14495 (remove_useless_values): Keep only canonical values.
14496 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14497 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14498 canonicalize mem_chain elements that are not discarded.
14500 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14503 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14504 before emitting functions.
14506 PR gcov-profile/50127
14507 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14508 clear_aux_for_blocks.
14510 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14513 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14515 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14517 * c-decl.c (ext_block): Moved up.
14518 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14520 2012-01-06 Han Shen <shenhan@google.com>
14522 Translate built-in include paths for sysroot.
14523 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14524 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14526 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14527 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14529 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14530 control whether sysroot should be prepended to gxx include dir.
14532 * configure: Regenerate.
14534 2012-01-06 Torvald Riegel <triegel@redhat.com>
14536 PR rtl-optimization/51771
14537 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14538 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14540 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14542 PR tree-optimization/51315
14543 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14544 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14546 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14549 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14550 for shrp pattern. Correctly handle and fixup shift variable.
14551 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14553 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14556 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14557 note when !ACCUMULATE_OUTGOING_ARGS.
14559 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14561 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14563 (extract_range_from_unary_expr_1): Avoid useless computations.
14565 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14567 PR rtl-optimization/51767
14568 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14569 of jump_block and add an extra edge for degenerated asm gotos.
14571 PR middle-end/51768
14572 * stmt.c (check_unique_operand_names): Don't ICE during error
14573 reporting if i is from labels chain.
14575 PR middle-end/44777
14576 * profile.c (branch_prob): Split bbs that have exit edge
14577 and need a fake entry edge too.
14579 2012-01-05 Jan Hubicka <jh@suse.cz>
14581 PR middle-end/49710
14582 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14585 2012-01-05 Richard Guenther <rguenther@suse.de>
14588 * tree-streamer-out.c (write_ts_optimization): New function.
14589 (streamer_write_tree_body): Call it.
14590 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14591 (streamer_read_tree_body): Call it.
14592 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14594 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14596 PR middle-end/51761
14597 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14598 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14599 in_cleanup_point_expr before gimplify_stmt call and restore it
14601 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14602 in_cleanup_point_expr is false.
14604 2012-01-05 Richard Guenther <rguenther@suse.de>
14606 PR middle-end/51764
14607 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14609 * toplev.c (process_options): Reject combining mudflap and LTO.
14610 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14612 2012-01-05 Richard Guenther <rguenther@suse.de>
14614 PR tree-optimization/51760
14615 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14617 (bit_value_unop): Handle UNDEFINED operands.
14618 (bit_value_binop): Likewise.
14620 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14622 * config/avr/avr.c (avr_replace_prefix): Remove.
14623 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14624 (avr_asm_function_rodata_section): Ditto.
14625 (avr_asm_select_section): Ditto.
14627 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14629 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14632 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14635 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14636 calls that have any non-fake successor edges.
14639 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14641 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14643 PR tree-optimization/51624
14644 * tree-sra.c (build_ref_for_model): When replicating a chain of
14645 COMPONENT_REFs, stop as soon as the offset would become negative.
14647 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14650 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14651 in .debug_loc on the floor.
14653 2012-01-04 Andrew Pinski <apinski@cavium.com>
14655 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14657 2012-01-04 Andrew Pinski <apinski@cavium.com>
14658 Adam Nemet <anemet@caviumnetworks.com>
14660 * config/mips/mips.md (size): Add SI and DI.
14661 (SIZE): New mode attribute.
14662 (U): New code attribute.
14663 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14664 (mips_lbux_<mode>): Delete.
14665 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14666 (mips_lhx): Use gen_mips_lhx_extsi.
14667 (mips_lhx_<mode>): Delete.
14668 (mips_lwx): Delete.
14669 (mips_l<size>x): New expand.
14670 (mips_lwx_<mode>): Delete.
14671 (mips_l<GPR:size>x_<P:mode>): New pattern.
14672 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14673 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14674 * config/mips/mips.c (mips_lx_address_p): New function.
14675 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14676 (dsp64): New availability predicate.
14677 (mips_builtins): Add an entry for __builtin_mips_ldx.
14678 * config/mips/mips.h (ISA_HAS_LBX): New define.
14679 (ISA_HAS_LBUX): Likewise.
14680 (ISA_HAS_LHX): Likewise.
14681 (ISA_HAS_LHUX): Likewise.
14682 (ISA_HAS_LWX): Likewise.
14683 (ISA_HAS_LWUX): Likewise.
14684 (ISA_HAS_LDX): Likewise.
14685 * doc/extend.texi (__builtin_mips_ldx): Document.
14687 2012-01-04 Tristan Gingold <gingold@adacore.com>
14689 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14690 when long pointers are used.
14691 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14692 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14693 (ia64-hp-*vms*): Remove.
14694 * config/vms/xm-vms64.h: Delete.
14696 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14698 PR middle-end/51472
14699 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14701 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14703 * opts.c (finish_options): Remove duplicate sorry.
14705 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14707 PR middle-end/51696
14708 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14711 2012-01-04 Richard Guenther <rguenther@suse.de>
14713 PR middle-end/51750
14714 * tree.c (size_low_cst): New function.
14715 * tree.h (size_low_cst): Declare.
14716 * fold-const.c (fold_comparison): Use it to extract the low
14717 part of the POINTER_PLUS_EXPR offset.
14719 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14721 Fix clearing ZERO_REG
14722 * config/avr/avr.md (cc): Add alternative "ldi".
14723 (movqi_insn): Use it in cc attribute.
14724 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14725 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14726 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14728 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14730 * configure: Regenerate.
14732 2012-01-04 Richard Guenther <rguenther@suse.de>
14734 PR tree-optimization/49651
14735 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14736 (var_can_have_subvars): Use it.
14737 (get_constraint_for_1): Only consider subfields if there can be any.
14739 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14742 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14743 to its new canonical_cselib_val and the cselib_val was in
14744 first_containing_mem chain, but the canonical_cselib_val was not,
14745 add the latter into the chain.
14746 (cselib_invalidate_mem): Compare canonical_cselib_val of
14747 addr_list chain elt with v.
14750 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14751 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14753 (output_macinfo_op): Don't ggc_strdup fd->filename.
14754 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14755 then ggc_strdup it. Don't free inc->info or cur->info.
14756 (output_macinfo): Don't free ref->info or file->info.
14758 2012-01-03 Ira Rosen <irar@il.ibm.com>
14760 PR tree-optimization/51269
14761 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14762 first_niters a pointer.
14763 (slpeel_tree_peel_loop_to_edge): Likewise.
14764 (vect_do_peeling_for_loop_bound): Update call to
14765 slpeel_tree_peel_loop_to_edge.
14766 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14767 here. Remove it from the parameters list.
14768 (vect_do_peeling_for_alignment): Update calls and compute
14769 wide_prolog_niters.
14771 2012-01-03 Richard Guenther <rguenther@suse.de>
14773 PR tree-optimization/51070
14774 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14775 Properly handle calls.
14777 2012-01-03 Richard Guenther <rguenther@suse.de>
14779 PR tree-optimization/51692
14780 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14781 the LHS of allocation stmts.
14783 2012-01-03 Olivier Hainque <hainque@adacore.com>
14785 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14787 2012-01-03 Olivier Hainque <hainque@adacore.com>
14789 * collect2.c (main): In AIX specific computations for vector
14790 insertions, use CONST_CAST2 to cast from char ** to const char **.
14792 2012-01-03 Richard Guenther <rguenther@suse.de>
14795 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14796 the context of a limbo DIE when it does not already exist.
14798 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14800 PR tree-optimization/51719
14801 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14802 but direct call is, clear direct call's lhs and don't add fallthrough
14803 edge from dcall_bb to join_bb and PHIs.
14805 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14807 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14808 the instructions emitted by the pattern.
14809 ("*TDC_insn_<mode>"): Add comment.
14811 2012-01-03 Richard Guenther <rguenther@suse.de>
14813 PR middle-end/51730
14814 * fold-const.c (fold_comparison): Properly canonicalize
14815 tree offset and HOST_WIDE_INT bit position.
14817 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14819 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14820 operands for extzv pattern.
14822 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14825 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14828 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14830 * doc/invoke.texi (-flto and related options): Copy-edit.
14832 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14834 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14836 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14838 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14841 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14843 * expr.h (move_by_pieces_ninsns): Declare.
14844 * expr.c (move_by_pieces_ninsns): Make external.
14845 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14846 (mips_store_by_pieces_p): Likewise.
14847 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14848 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14849 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14850 (mips_store_by_pieces_p): Likewise.
14852 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14854 * passes.c (register_one_dump_file): Free full_name.
14856 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14857 (calculate_elim_costs_all_insns): Free offsets_at and
14858 offsets_known_at at the end and clear the pointers.
14860 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14862 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14863 this option introduced in r180739.
14865 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14868 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14869 (tmake_file target=avr): Add avr/t-multilib.
14871 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14872 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14873 * config/avr/genmultilib.awk: New file.
14874 * config/avr/t-multilib: New auto-generated file.
14875 * config/avr/multilib.h: New auto-generated file.
14876 * config/avr/t-avr (AVR_MCUS): New variable.
14877 (genopt.sh): Use it.
14878 (s-mlib): Depend on t-multilib.
14879 (t-multilib, multilib.h): New dependencies.
14880 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14881 (MULTILIB_OPTIONS): Remove.
14882 (MULTILIB_MATCHES): Remove.
14883 (MULTILIB_DIRNAMES): Remove.
14884 (MULTILIB_EXCEPTIONS): Remove:
14885 * config/avr/genopt.sh: Don't use hard coded file name;
14886 pass AVR_MCUS from t-avr instead.
14888 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14890 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14892 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14894 Implement light-weight DImode support.
14895 * config/avr/avr-dimode.md: New file.
14896 * config/avr/avr.md: Include it.
14897 (adjust_len): Add plus64, compare64.
14898 (HIDI): Remove code iterator.
14899 (code_stdname): New code attribute.
14900 (rotx, rotsmode): Remove DI.
14901 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14903 * config/avr/avr-protos.h (avr_have_dimode): New.
14904 (avr_out_plus64, avr_out_compare64): New.
14905 * config/avr/avr.c (avr_out_compare): Handle DImode.
14906 (avr_have_dimode): New variable definition and initialization.
14907 (avr_out_compare64, avr_out_plus64): New functions.
14908 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14909 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14910 (avr_compare_pattern): Skip DImode comparisons.
14912 2012-01-02 Revital Eres <revital.eres@linaro.org>
14914 * ddg.c (def_has_ccmode_p): New function.
14915 (add_cross_iteration_register_deps,
14916 create_ddg_dep_from_intra_loop_link): Call it.
14918 2012-01-02 Richard Guenther <rguenther@suse.de>
14921 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14923 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14925 * gcc.c (process_command): Update copyright notice dates.
14926 * gcov.c (print_version): Likewise.
14927 * gcov-dump.c (print_version): Likewise.
14928 * mips-tfile.c (main): Likewise.
14929 * mips-tdump.c (main): Likewise.
14931 2012-01-01 Ira Rosen <irar@il.ibm.com>
14933 PR tree-optimization/51704
14934 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14935 a use is inside the basic block or loop before accessing its vect info.
14937 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14939 PR rtl-optimization/51069
14940 * cfgloopmanip.c (remove_path): Removing path making irreducible
14941 region unconditional makes BB part of the region.
14943 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14945 PR tree-optimization/51683
14946 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14947 calls with side-effects.
14948 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14950 Copyright (C) 2012 Free Software Foundation, Inc.
14952 Copying and distribution of this file, with or without modification,
14953 are permitted in any medium without royalty provided the copyright
14954 notice and this notice are preserved.