1 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3 * arm.md (divsf3, divdf3): Remove FPA support.
4 (negsf2, negdf2): Likewise.
5 (sqrtsf2, sqrtdf2): Likewise.
7 (modsf3, moddf3, movxf): Delete.
8 (push_fp_multi): Delete.
9 (fpa.md): Don't include it.
10 * fpa.md: Delete file.
11 * t-arm (MD_INCLUDES): Remove fpa.md.
13 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
15 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
16 (cost_for_stmt): Remove decl.
17 (vect_get_single_scalar_iteration_cost): Correct typo in name.
18 * tree-vect-loop.c (vect_get_cost): Remove.
19 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
20 vect_get_stmt_cost rather than vect_get_cost.
21 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
23 (vect_estimate_min_profitable_iters): Correct typo in call to
24 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
26 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
28 (vect_model_induction_cost): Likewise.
29 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
30 typo in call to vect_get_single_scalar_iteration_cost.
31 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
32 (cost_for_stmt): Remove unnecessary function.
33 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
35 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
37 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
38 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
39 * arm-tables.opt: Regenerated.
40 * doc/invoke.texi: Remove references to deleted options.
42 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
44 * config/h8300/genmova.sh: Modified to add offset bits of
45 mova/Sz assembly instruction for memory access.
46 * config/h8300/h8300.c: Likewise.
47 * config/h8300/mova.md: Likewise.
49 2012-06-12 Christian Bruel <christian.bruel@st.com>
52 * config/sh/sh.c (sh_option_override): Don't force
53 flag_omit_frame_pointer and maccumulate_outgoing_args.
54 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
56 2012-06-14 Richard Guenther <rguenther@suse.de>
58 * tree-vrp.c (VR_INITIALIZER): New define.
59 (ranges_from_anti_range): New function.
60 (extract_range_from_binary_expr_1): Decompose operations on
61 VR_ANTI_RANGEs to operations on VR_RANGE.
62 (extract_range_from_unary_expr_1): Likewise.
63 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
64 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
65 extract_range_from_cond_expr, adjust_range_with_scev,
66 vrp_visit_assignment_or_call, vrp_visit_phi_node,
67 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
69 2012-06-13 Richard Henderson <rth@redhat.com>
71 * hwint.h (HOST_WIDEST_INT_C): New.
72 (HOST_WIDE_INT_C): New.
73 (HOST_WIDE_INT_1): Use it.
74 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
76 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
79 * var-tracking.c: Include alias.h.
80 (overlapping_mems): New struct.
81 (drop_overlapping_mem_locs): New.
82 (clobber_overlapping_mems): New.
83 (var_mem_delete_and_set, var_mem_delete): Call it.
84 (val_bind): Likewise, but only if modified.
85 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
86 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
88 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
91 * var-tracking.c (loc_exp_dep_pool): New.
92 (vt_emit_notes): Create and release the pool.
93 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
94 (emit_notes_in_bb): Likewise.
95 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
96 (notify_dependents_of_changed_value): Likewise.
97 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
98 variables don't have a VAR_LOC_DEP_LST.
99 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
100 VALUEs or MEMs of VALUEs.
102 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
106 * dce.c (word_dce_process_block): Insert debug temps only if the
108 (dce_process_block): Likewise, and if debug.used is not empty,
109 and only after iterating over all DEFs that might mark the insn.
111 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
113 * common.opt (ftree-coalesce-inlined-vars): New.
114 (ftree-coalesce-vars): New.
115 * doc/invoke.texi: Document them.
116 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
119 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
121 * read-rtl.c (mapping): Remove index field. Add current_value field.
123 (iterator_group): Fix long line. Remove num_builtins field and
124 uses_iterator fields. Make apply_iterator take a void * parameter.
125 (iterator_use, atttribute_use): New structures.
126 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
127 (current_iterators, iterator_uses, attribute_uses): New variables.
128 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
129 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
130 (map_attr_string, apply_iterator_to_string): Remove iterator
131 and value parameters. Look through all current iterator values
132 for a matching attribute.
133 (mode_attr_index, apply_mode_maps): Delete.
134 (apply_iterator_to_rtx): Replace with...
135 (copy_rtx_for_iterators): ...this new function.
136 (uses_iterator_p, apply_iterator_traverse): Delete.
137 (apply_attribute_uses, add_current_iterators, apply_iterators): New
139 (add_mapping): Remove index field. Set current_value field.
140 (initialize_iterators): Don't set num_builtins and uses_iterator_p
142 (find_iterator): Delete.
143 (record_iterator_use, record_attribute_use): New functions.
144 (record_potential_iterator_use): New function.
145 (check_code_iterator): Remove handling of bellwether codes.
146 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
147 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
148 parameter. Use the first code iterator value instead of the
149 bellwether_codes array. Use record_potential_iterator_use
152 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
155 * config/sh/sh.md (bswapsi2): New expander.
156 (swapbsi2): New insn.
158 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
161 * config/i386/i386.c (ix86_tune_cost): New variable.
162 (ix86_option_override_internal): Set ix86_tune_cost. Use
163 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
164 l1_cache_size and l2_cache_size.
166 2012-06-13 Richard Guenther <rguenther@suse.de>
168 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
169 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
170 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
171 VR_ANTI_RANGE with VR_ANTI_RANGE.
173 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
175 * config.gcc (unsupported): Move obsoleted FPA-based configurations
177 (obsolete): ... here.
178 (arm*-*-freebsd*): Remove.
179 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
180 (arm*-*-uclinux*): Likewise.
181 (arm*-*-ecos-elf): Remove.
182 (arm*-*-rtems*): Remove.
183 (arm*-*-elf): Remove.
184 (arm*-wince-pe*): Remove.
185 (arm, --with-fpu): Remove support for fpa and Maverick variants.
186 * arm/ecos-elf.h: Delete.
187 * arm/t-strongarm-elf: Delete.
188 * arm/rtems-elf.h: Delete.
189 * arm/wince-pe.h: Delete.
192 * arm/t-wince-pe: Delete.
194 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
196 PR tree-optimization/53647
197 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
198 targets with no defined cache line size.
200 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
202 * targhooks.c (default_builtin_vectorized_conversion): Handle
203 vec_construct, using vectype to base cost on subparts.
204 * target.h (enum vect_cost_for_stmt): Add vec_construct.
205 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
206 instead of scalar_to-vec.
207 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
208 vec_construct in same way as default for now.
209 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
210 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
211 Handle vec_construct, including special case for 32-bit loads.
213 2012-06-13 Xinyu Qi <xyqi@marvell.com>
215 * config/arm/arm.c (FL_IWMMXT2): New define.
216 (arm_arch_iwmmxt2): New variable.
217 (arm_option_override): Enable use of iWMMXt with VFP.
218 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
219 Thumb mode. Set arm_arch_iwmmxt2.
220 (arm_expand_binop_builtin): Accept VOIDmode op.
221 (enum arm_builtins): Revise built-in fcode.
222 (IWMMXT2_BUILTIN): New define.
223 (IWMMXT2_BUILTIN2): Likewise.
224 (iwmmx2_mbuiltin): Likewise.
225 (builtin_description bdesc_2arg): Revise built in declaration.
226 (builtin_description bdesc_1arg): Likewise.
227 (arm_init_iwmmxt_builtins): Revise built in initialization.
228 (arm_expand_builtin): Revise built in expansion.
229 (arm_output_iwmmxt_shift_immediate): New function.
230 (arm_output_iwmmxt_tinsr): Likewise.
231 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
232 (arm_output_iwmmxt_tinsr): Likewise.
233 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
234 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
235 (rorv4hi3, rorv2si3, rordi3): Likewise.
236 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
237 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
238 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
239 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
240 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
241 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
242 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
243 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
244 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
245 (ror<mode>3, ror<mode>3_di): Likewise.
246 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
247 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
248 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
249 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
250 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
251 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
252 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
253 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
254 (All instruction patterns): Add wtype attribute.
255 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
256 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
257 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
258 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
259 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
260 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
261 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
262 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
263 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
264 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
265 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
266 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
267 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
268 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
269 (iwmmxt2.md): Include.
270 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
271 (TARGET_IWMMXT2): New define.
272 (TARGET_REALLY_IWMMXT2): Likewise.
273 (arm_arch_iwmmxt2): Declare.
274 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
275 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
276 Use C name-mangling for intrinsics.
278 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
279 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
280 (_m_from_int): Likewise.
281 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
282 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
283 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
284 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
285 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
286 (_mm_tbcst_pi32): Likewise.
287 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
288 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
289 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
290 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
291 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
292 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
293 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
294 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
295 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
296 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
297 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
298 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
299 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
300 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
301 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
302 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
303 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
304 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
305 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
306 (_m_to_int): New define.
307 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
308 * config/arm/arm-arches.def (iwmmxt2): Likewise.
309 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
311 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
312 (arch): Add "iwmmxt2".
313 (arch_enabled): Handle "iwmmxt2".
314 (wtype): New attribute.
315 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
316 (UNSPEC_WALIGNI): New unspec.
317 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
318 * config/arm/iterators.md (VMMX2): New mode_iterator.
319 * config/arm/marvell-f-iwmmxt.md: New file.
320 * config/arm/iwmmxt2.md: New file.
322 2012-06-12 Jakub Jelinek <jakub@redhat.com>
327 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
328 if type isn't complete.
330 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
332 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
334 2012-06-12 Richard Henderson <rth@redhat.com>
336 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
337 iterator instead of INT.
339 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
341 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
342 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
344 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
345 (tree_ssa_phiopt): Call gate_hoist_loads.
346 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
347 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
348 hoist_adjacent_loads.
349 (local_mem_dependence): New function.
350 (hoist_adjacent_loads): Likewise.
351 (gate_hoist_loads): Likewise.
352 * common.opt (fhoist-adjacent-loads): New switch.
353 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
355 2012-06-12 Michael Matz <matz@suse.de>
357 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
358 (nonoverlapping_memrefs_p): Don't call it here ...
359 (true_dependence_1): ... but here.
361 2012-06-12 Richard Guenther <rguenther@suse.de>
363 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
364 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
365 and MEM_SIZE only refines it. Reflect that and be less conservative
366 if either of the latter is not known.
368 2012-06-12 Jakub Jelinek <jakub@redhat.com>
370 PR rtl-optimization/53589
371 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
372 discovery even when e->dest != target. If any LABEL_REF points
373 to e->dest label, redirect it to target's label.
375 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
377 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
378 condition for generating REG_FRAME_RELATED_EXPR note.
379 (pop): Add code for generating REG_CFA_RESTORE,
380 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
381 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
382 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
384 2012-06-11 Richard Henderson <rth@redhat.com>
386 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
387 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
389 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
391 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
393 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
394 Mention that this hook needs to be defined for native TLS.
395 * doc/tm.texi: Regenerate.
397 2012-06-11 Mike Stump <mikestump@comcast.net>
399 * emit-rtl.c (init_emit_once): Iterate through the
400 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
401 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
402 all the MIN_MODE_PARTIAL_INT modes anymore.
404 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
406 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
408 2012-06-11 Roland McGrath <mcgrathr@google.com>
410 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
411 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
412 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
415 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
418 * config/sh/sh.md (fmasf4): New expander.
419 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
420 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
421 * config/sh/sh.opt (mfused-madd): Remove.
422 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
423 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
424 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
426 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
429 2012-06-11 Richard Henderson <rth@redhat.com>
431 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
433 2012-06-11 Richard Guenther <rguenther@suse.de>
436 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
437 replace it with the first non-BLOCK context.
439 2012-06-11 Richard Guenther <rguenther@suse.de>
441 * alias.c (aliases_everything_p): Remove.
442 (DIFFERENT_ALIAS_SETS_P): Likewise.
443 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
444 Do not use aliases_everything_p or special-case ANDs. Do not
445 special-case BLKmode moves.
446 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
449 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
451 Fix CRIS build errors with --enable-build-with-cxx.
452 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
453 variable "and" to "andop".
454 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
455 temporary variable for memory model, passing C++-type-correct
456 parameter type to expand_mem_thread_fence.
457 ("atomic_compare_and_swap<mode>"): Ditto.
459 2012-06-09 Richard Henderson <rth@redhat.com>
462 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
463 (pass_jump): Rename from pass_jump2.
464 (execute_jump2, pass_jump2): New.
465 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
466 perform cfg cleanup here. Move the test of PUSH_ROUNDING
467 and ACCUMULATE_OUTGOING_ARGS test...
468 (gate_handle_stack_adjustments): ... here.
469 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
470 Place new pass_jump2 after pass_stack_adjustments.
471 * tree-pass.h (pass_jump): Declare.
473 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
475 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
478 2012-06-08 Richard Henderson <rth@redhat.com>
481 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
482 note to a clobber insn when no other insn is available.
484 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
486 * config/avr/avr.c (avr_case_values_threshold): Return 7.
488 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
490 * genhooks.c (main): Set progname.
491 (emit_documentation): Remove variable found_start, always bail out
492 when a place is missing.
493 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
495 2012-06-07 Jakub Jelinek <jakub@redhat.com>
498 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
499 call walk_gimple_seq_mod instead of walk_gimple_seq.
500 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
501 scan_omp_for, scan_omp_sections, scan_omp_single,
502 execute_lower_omp): Adjust callers.
503 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
504 returns false, replace stmt with GIMPLE_NOP.
505 (check_omp_nesting_restrictions): Instead of issuing warnings,
506 issue errors and return false if any errors were reported.
508 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
510 * doc/invoke.texi (fconserve-space): Remove documentation.
512 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
514 * config/rs6000/rs6000-tables.opt: Regenerated.
516 2012-06-06 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/53081
519 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
520 (adjacent_dr_p): ... this and make it work for reads, too.
521 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
522 (struct partition_s): Change main_stmt to main_dr, add
524 (build_size_arg_loc): Change to date data-reference and not
526 (build_addr_arg_loc): New function split out from ...
527 (generate_memset_builtin): ... here. Use it and simplify.
528 (generate_memcpy_builtin): New function.
529 (generate_code_for_partition): Adjust.
530 (classify_partition): Streamline pattern detection. Detect memcpy.
532 (tree_loop_distribution): Adjust seed statements for memcpy
535 2012-06-06 Matt Turner <mattst88@gmail.com>
537 * config/arm/mmintrin.h (_mm_empty): New.
540 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
542 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
543 * common.opt (fsched-pressure-algorithm=): Remove.
544 * flag-types.h (sched_pressure_algorithm): Move to...
545 * sched-int.h (sched_pressure_algorithm): ...here.
546 * params.def (sched-pressure-algorithm): New param.
547 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
548 * common/config/s390/s390-common.c (s390_option_optimization_table):
549 Remove OPT_fsched_pressure_algorithm_ entry.
550 * config/s390/s390.c (s390_option_override): Set a default value for
551 PARAM_SCHED_PRESSURE_ALGORITHM.
553 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
556 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
557 doing an unsigned compare, make sure the second argument is not a
559 (rs6000_emit_cmove): Don't allow floating point comparisons when
560 generating ISEL moves.
562 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
564 * config/rs6000/e5500.md: New file.
565 * config/rs6000/e6500.md: New file.
566 * config/rs6000/rs6000.c (processor_costs): Add new costs for
568 (rs6000_option_override_internal): Altivec and Spe options not
569 allowed with e5500. Spe options not allowed with e6500. Increase
570 move inline limit for e5500 and e6500. Disable string instructions
571 for e5500 and e6500. Enable branch targets alignment for e5500 and
572 e6500. Initialize rs6000_cost for e5500 and e6500.
573 (rs6000_adjust_cost): Add extra scheduling cycles between compare
574 and brnach for e5500 and e6500.
575 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
576 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
578 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
579 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
581 Include e5500.md and e6500.md.
582 * config/rs6000/rs6000-opt.h (processor_type): Add
583 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
584 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
585 (powerpc*-*-*): Add new cores e5500, e6500.
586 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
588 2012-06-05 Richard Guenther <rguenther@suse.de>
590 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
592 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
595 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
596 is used for x86_64-*-*.
598 2012-06-05 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/30442
601 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
602 vectorization stop analysis at the first stmt we cannot compute
603 a data-reference for instead of giving up completely.
605 2012-06-05 Richard Guenther <rguenther@suse.de>
607 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
608 (partition_alloc): Initialize it.
609 (partition_has_writes): New function.
610 (rdg_flag_uses): Adjust.
611 (rdg_flag_vertex): Likewise.
612 (rdg_flag_vertex_and_dependent): Likewise.
613 (rdg_flag_loop_exits): Likewise.
614 (build_rdg_partition_for_component): Likewise.
615 (rdg_build_partitions): Likewise.
617 2012-06-05 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/53081
620 * tree-loop-distribution.c (generate_memset_builtin): Handle all
621 kinds of byte-sized stores.
622 (classify_partition): Likewise.
623 (tree_loop_distribution): Adjust seed statements used for
624 !flag_tree_loop_distribution.
626 2012-06-05 Alan Modra <amodra@gmail.com>
628 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
629 (rs6000_emit_prologue): Ensure register used for inline saves
630 of vector regs is not the static chain register. Revise comment.
632 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
634 * doc/md.texi (Standard Pattern Names For Generation): Document
637 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
640 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
642 2012-06-04 Jason Merrill <jason@redhat.com>
644 * dwarf2out.c (is_unit_die): New.
645 (copy_declaration_context, copy_ancestor_tree): Use it.
646 (copy_decls_walk): Likewise.
648 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
651 * doc/invoke.texi (Wenum-compare): Update documentation.
653 2012-06-04 Dodji Seketeli <dodji@redhat.com>
655 PR preprocessor/53463
656 * parser.c (cp_parser_assignment_expression): Use the location
657 for the '=' as the default location for the expression.
659 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
662 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
664 (altivec_stvlxl): Ditto.
665 (altivec_stvrx): Ditto.
666 (altivec_stvrxl): Ditto.
668 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
670 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
671 (ira_uniform_class_p): New macro.
673 * ira.c (setup_uniform_class_p): New function.
674 (setup_allocno_and_important_classes): Call the function.
675 (print_unform_and_important_classes): New function.
676 (print_classes): Rename to print_translated_classes.
677 (ira_debug_allocno_classes): Add call of
678 print_unform_and_important_classes.
680 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
681 classes instead of pressure classes.
683 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
686 * trans-mem.c (expand_block_edges): Do not skip the first
687 statement when resetting the BB.
689 2012-06-04 Richard Guenther <rguenther@suse.de>
691 * tree-data-ref.c (stores_from_loop): Remove.
692 (stmt_with_adjacent_zero_store_dr_p): Likewise.
693 (stores_zero_from_loop): Likewise.
694 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
695 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
696 (adjacent_store_dr_p): New function.
697 * tree-loop-distribution.c (generate_memset_builtin): Pass
698 the RDG, use the already available data-reference.
699 (generate_code_for_partition): Pass down RDG.
700 (classify_partition): Inline parts of the former
701 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
702 (ldist_gen): Remember if there was any detected builtin and
703 do less work if not and flag_tree_loop_distribution is not set.
704 (tree_loop_distribution): Inline and fuse stores_from_loop
705 and stores_zero_from_loop here.
707 2012-06-04 Richard Guenther <rguenther@suse.de>
710 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
711 create new assembler names.
713 2012-06-04 Richard Guenther <rguenther@suse.de>
715 * tree-data-ref.c (struct rdg_vertex_info): Remove.
716 (rdg_vertex_for_stmt): Simplify using gimple_uid.
717 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
718 hashtable. Record stmt data-references.
719 (hash_stmt_vertex_info): Remove.
720 (eq_stmt_vertex_info): Likewise.
721 (hash_stmt_vertex_del): Likewise.
722 (build_empty_rdg): Simplify.
724 (free_rdg): Likewise.
725 (ref_base_address): Remove.
726 (have_similar_memory_accesses): Likewise.
727 * tree-data-ref.h (create_rdg_vertices): Remove.
728 (struct rdg_vertex): Add datarefs member.
729 (RDGV_DATAREFS): New define.
730 (RDG_DATAREFS): Likewise.
731 (have_similar_memory_accesses): Remove.
732 (rdg_has_similar_memory_accesses): Likewise.
733 * tree-loop-distribution.c (ref_base_address): Re-implement here.
734 (similar_memory_accesses): Re-implement using existing data-references.
735 (tree_loop_distribution): Initialize stmt uids for the stmt to
737 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
738 access stmt vinfo for stmts in loop.
740 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
743 * config/m68k/m68k.md ("tablejump"): Fix check for
744 CASE_VECTOR_PC_RELATIVE.
746 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
748 * output.h (merge_weak, assemble_alias,
749 initializer_constant_valid_p,
750 initializer_constant_valid_for_bitfield_p): Move protos from here...
751 * tree.h: ... to here.
752 * cgraphclones.c: Do not include output.h.
753 * gimplify.c: Likewise.
754 * reload.c: Likewise.
756 * tree-ssa-loop-ivopts.c: Likewise.
757 * tree-switch-conversion.c: Likewise.
758 * c-parser.c: Likewise.
759 * c-typeck.c: Likewise.
760 * Makefile.in: Fix dependencies.
762 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
765 * config/avr/avr-stdint.h: New file.
766 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
769 2012-06-04 Jakub Jelinek <jakub@redhat.com>
771 PR tree-optimization/53550
772 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
773 is POINTER_TYPE_P, use sizetype as step type instead of type.
775 2012-06-04 Richard Guenther <rguenther@suse.de>
777 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
778 (ref_base_address_1): Likewise.
779 (remove_similar_memory_refs): Likewise.
780 * tree-data-ref.h (remove_similar_memory_refs): Remove.
781 * tree-loop-distribution.c (classify_partition): Do not classify
782 as builtin if -ftree-loop-distribute-patterns is not enabled.
783 (fuse_partitions_with_similar_memory_accesses): Inline ...
784 (ldist_gen): ... here. Fuse all non-builtin partitions if
785 -ftree-loop-distribution is not enabled. Properly return
786 the number of created partitions. Do not update SSA form here but ...
787 (tree_loop_distribution): ... once here for the whole function.
788 Only walk innermost loops, constrain loops we consider here
789 further. Do not call remove_similar_memory_refs.
790 (distribute_loop): Do not check number of loop nodes here.
792 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
794 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
796 2012-06-03 Martin Jambor <mjambor@suse.cz>
798 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
799 (ipa_get_jf_known_type_base_type): Likewise.
800 (ipa_get_jf_known_type_component_type): Likewise.
801 (ipa_get_jf_constant): Likewise.
802 (ipa_get_jf_pass_through_formal_id): Likewise.
803 (ipa_get_jf_pass_through_operation): Likewise.
804 (ipa_get_jf_ancestor_offset): Likewise.
805 (ipa_get_jf_ancestor_type): Likewise.
806 (ipa_get_jf_ancestor_formal_id): Likewise.
807 (ipa_get_jf_member_ptr_pfn): Likewise.
808 * ipa-prop.c (ipa_set_jf_known_type): New function.
809 (ipa_set_jf_constant): Likewise.
810 (ipa_set_jf_simple_pass_through): Likewise.
811 (ipa_set_jf_arith_pass_through): Likewise.
812 (ipa_set_ancestor_jf): Likewise.
813 (fill_member_ptr_cst_jump_function): Moved up and renamed to
814 ipa_set_jf_member_ptr_cst.
815 (detect_type_change_1): Use the new jump function creation functions.
816 (compute_complex_assign_jump_func): Likewise.
817 (compute_complex_ancestor_jump_func): Likewise.
818 (compute_known_type_jump_func): Likewise.
819 (compute_scalar_jump_functions): Likewise.
820 (compute_pass_through_member_ptrs): Likewise.
821 (determine_cst_member_ptr): Likewise.
822 (combine_known_type_and_ancestor_jfs): Likewise.
823 (try_make_edge_direct_simple_call): Likewise.
824 (try_make_edge_direct_virtual_call): Likewise.
825 (update_indirect_edges_after_inlining): Likewise.
826 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
827 access functions. Incorporat NOP_EXPR and BINFO handling from its
829 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
830 which was in its callers.
831 (ipa_value_from_jfunc): Use jump function access functions. Some
832 functionality moved to functions above.
833 (propagate_vals_accross_ancestor): Likewise.
834 (propagate_vals_accross_pass_through): Use jump function access
836 (propagate_accross_jump_function): Likewise.
837 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
839 (inline_merge_summary): Likewise.
841 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
843 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
844 * config/pa/pa.c (pa_attr_length_millicode_call): Use
845 MAX_PCREL17F_OFFSET instead of fixed offset.
846 (pa_attr_length_call): Likewise.
847 (pa_attr_length_indirect_call): Likewise.
849 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
852 * config/sh/sh.opt (mfsca, mfsrra): New options.
853 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
855 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
856 (sinssf2, cossf2): Fold expanders to ...
857 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
858 TARGET_FSCA condition.
859 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
861 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
862 -mno-fsca, -mfsrra, -mno-fsrra.
864 2012-06-03 Matt Turner <mattst88@gmail.com>
866 * config/mips/4600.md (r4700_imul_si): New.
867 (r4700_imul_di): New.
868 (r4700_fmul_single): New.
869 (r4700_fmul_double): New.
870 * config/mips/mips-cpus.def: Add r4700.
871 * config/mips/mips.c: Likewise.
872 * config/mips/mips.md: Likewise.
873 * config/mips/mips-tables.opt: Regenerate.
875 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
877 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
878 new function sparc_initial_elimination_offset.
879 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
881 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
884 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
886 * expmed.c (expand_mult, choose_multiplier): Change
887 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
888 * expr.c (convert_modes): Likewise.
889 * explow.c (plus_constant): Likewise.
890 * fixed-value.c (fixed_saturate1, fixed_saturate2)
891 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
892 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
893 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
894 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
895 (do_fixed_shift, fixed_convert, fixed_convert)
896 (fixed_convert_from_int, fixed_convert_from_int)
897 (fixed_convert_from_real): Likewise.
898 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
899 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
900 * varasm.c (output_constructor_bitfield): Likewise.
901 * tree-vrp.c (register_edge_assert_for_2): Likewise.
902 * double-int.c (rshift_double, lshift_double): Likewise.
903 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
905 * simplify-rtx.c (mode_signbit_p)
906 (simplify_const_unary_operation, simplify_binary_operation_1)
907 (simplify_immed_subreg): Likewise.
908 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
909 * tree-vect-generic.c (build_replicated_const): Likewise.
910 * dbxout.c (stabstr_O): Likewise.
911 * emit-rtl.c (immed_double_int_const, immed_double_const)
912 (gen_lowpart_common, init_emit_once): Likewise.
913 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
914 (widest_int_cst_value, upper_bound_in_type): Likewise.
915 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
916 (fixup_unsigned_type): Likewise.
917 * real.c (real_to_integer2, real_from_integer): Likewise.
918 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
919 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
921 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
924 * fold-const.c (fold_binary_loc): Refine previous change.
926 2012-06-01 Olivier Hainque <hainque@adacore.com>
928 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
929 the "do {" part of the do-while(0) loop.
931 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
933 * config/i386/i386.c (x86_sched_reorder): New function.
934 Added new function x86_sched_reorder.
936 2012-06-01 Richard Guenther <rguenther@suse.de>
938 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
940 (classify_partition): Likewise.
942 2012-06-01 Richard Guenther <rguenther@suse.de>
944 * tree-loop-distribution.c (enum partition_kind): New enum.
945 (struct partition_s): Add kind and main_stmt members.
946 (partition_alloc): Initialize kind to PKIND_NORMAL.
947 (partition_builtin_p): New function.
948 (copy_loop_before): Remove failure path and assert instead.
949 (generate_loops_for_partition): Likewise.
950 (generate_memset_zero): Fold into ...
951 (generate_memset_builtin): ... this.
952 (classify_partition): New function with code from
953 can_generate_builtin and generate_builtin.
954 (generate_builtin): Remove.
955 (can_generate_builtin): Likewise.
956 (fuse_partitions_with_similar_memory_accesses): Call
957 partition_builtin_p instead of can_generate_builtin.
958 (rdg_build_partitions): Do not call
959 fuse_partitions_with_similar_memory_accesses here...
960 (ldist_gen): ... but here after classifying all partitions.
961 Remove failure path of generate_code_for_partition.
962 (generate_code_for_partition): Generate code according
963 to partition classification.
965 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
966 Jonathan Wakely <jwakely.gcc@gmail.com>
969 * doc/invoke.texi (Warning Options): Explain purpose and differences
970 between -Wmissing-prototypes and -Wmissing-declarations.
972 2012-06-01 Christian Bruel <christian.bruel@st.com>
974 * gcc.c (save_switch): Add user_p parameter.
975 (read_specs): Likewise.
976 (set_specs): Likewise.
977 (validate_switches): Likewise.
978 (validate_switches_from_spec): Likewise.
979 (validate_all_switches): Pass on user_p parameter.
980 (struct spec_list): Add user_p field.
981 (struct switchstr): Add known field.
982 (save_switch): Add known parameter.
983 (INIT_STATIC_SPEC): Initialize user_p;
984 (driver_unknown_option_callbac): call save_switch if
986 (driver_handle_option): Propagate OPT_specs.
987 (do_spec_1): Set validated only if known.
988 (check_live_switch): Likewise.
989 (validate_switches): Set validated if known or user_spec.
991 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
993 Add CRIS atomic patterns for 1, 2, and 4 bytes.
994 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
995 * config/cris/cris-protos.h: Declare it.
996 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
997 (TARGET_DEFAULT): Add alignment by 32.
998 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
999 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
1000 TARGET_CPU_DEFAULT == 32.
1001 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
1002 * config/cris/cris.md: Include sync.md. Avoid allocating specific
1003 numbers by replacing the define_constants for all UNSPECs with the
1004 equivalent define_c_enum construct.
1005 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
1006 * config/cris/sync.md: New file.
1008 2012-05-31 Matt Turner <mattst88@gmail.com>
1010 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
1011 (r4600_imul_di): New.
1012 (r4600_idiv_si): Rename from r4600_idiv.
1013 (r4600_idiv_di): New.
1015 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
1017 * output.h (__gcc_host_wide_int__): Move to hwint.h.
1018 (decl_default_tls_model): Move to tree.h
1019 (dump_file): Move to system.h.
1020 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
1021 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
1022 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
1023 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
1024 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
1025 dbxout_stab_value_internal_label,
1026 dbxout_stab_value_internal_label_diff): Move from here ...
1027 * dbxout.h: ... to here.
1028 * system.h (dump_file): Moved here from output.h.
1029 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
1030 * tree.h (decl_default_tls_model): Moved here from output.h.
1031 * varasm.c (default_stabs_asm_out_destructor,
1032 default_stabs_asm_out_constructor): Move from here ...
1033 * dbxout.c: ... to here.
1035 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
1037 * collect2.h (dump_file): Rename to dump_ld_file.
1038 * collect2.c: Likewise.
1039 * tlink.c: Likewise.
1041 * alias.c: Do not include output.h.
1042 * auto-inc-dec.c: Likewise.
1043 * bt-load.c: Likewise.
1044 * caller-save.c: Likewise.
1046 * cfgbuild.c: Likewise.
1047 * cfgcleanup.c: Likewise.
1048 * cfglayout.c: Likewise.
1049 * cfgloop.c: Likewise.
1050 * cfgloopanal.c: Likewise.
1051 * cfgloopmanip.c: Likewise.
1052 * cfgrtl.c: Likewise.
1053 * cgraph.c: Likewise.
1054 * cgraphclones.c: Likewise.
1055 * combine-stack-adj.c: Likewise.
1056 * combine.c: Likewise.
1057 * cprop.c: Likewise.
1059 * cselib.c: Likewise.
1060 * dbgcnt.c: Likewise.
1061 * df-problems.c: Likewise.
1062 * df-scan.c: Likewise.
1063 * dojump.c: Likewise.
1064 * fwprop.c: Likewise.
1066 * graph.c: Likewise.
1067 * haifa-sched.c: Likewise.
1068 * hw-doloop.c: Likewise.
1069 * ipa-inline-transform.c: Likewise.
1070 * ipa-pure-const.c: Likewise.
1071 * ipa-reference.c: Likewise.
1072 * ipa-utils.c: Likewise.
1073 * ira-build.c: Likewise.
1074 * ira-emit.c: Likewise.
1076 * loop-doloop.c: Likewise.
1077 * loop-invariant.c: Likewise.
1078 * loop-iv.c: Likewise.
1079 * loop-unroll.c: Likewise.
1080 * loop-unswitch.c: Likewise.
1081 * lto-cgraph.c: Likewise.
1082 * lto-section-in.c: Likewise.
1083 * lto-streamer-in.c: Likewise.
1085 * mode-switching.c: Likewise.
1086 * postreload-gcse.c: Likewise.
1087 * postreload.c: Likewise.
1088 * predict.c: Likewise.
1089 * profile.c: Likewise.
1091 * reg-stack.c: Likewise.
1092 * regcprop.c: Likewise.
1093 * regmove.c: Likewise.
1094 * regstat.c: Likewise.
1095 * reload1.c: Likewise.
1096 * sched-ebb.c: Likewise.
1097 * sel-sched-dump.c: Likewise.
1098 * simplify-rtx.c: Likewise.
1099 * stor-layout.c: Likewise.
1100 * store-motion.c: Likewise.
1101 * tracer.c: Likewise.
1102 * tree-affine.c: Likewise.
1103 * tree-cfg.c: Likewise.
1104 * tree-cfgcleanup.c: Likewise.
1105 * tree-dfa.c: Likewise.
1106 * tree-into-ssa.c: Likewise.
1107 * tree-nomudflap.c: Likewise.
1108 * tree-optimize.c: Likewise.
1109 * tree-pretty-print.c: Likewise.
1110 * tree-profile.c: Likewise.
1111 * tree-ssa-address.c: Likewise.
1112 * tree-ssa-ccp.c: Likewise.
1113 * tree-ssa-copy.c: Likewise.
1114 * tree-ssa-dom.c: Likewise.
1115 * tree-ssa-loop-ch.c: Likewise.
1116 * tree-ssa-loop-im.c: Likewise.
1117 * tree-ssa-loop-manip.c: Likewise.
1118 * tree-ssa-loop-niter.c: Likewise.
1119 * tree-ssa-loop-prefetch.c: Likewise.
1120 * tree-ssa-loop-unswitch.c: Likewise.
1121 * tree-ssa-loop.c: Likewise.
1122 * tree-ssa-propagate.c: Likewise.
1123 * tree-ssa-structalias.c: Likewise.
1124 * tree-ssa-tail-merge.c: Likewise.
1125 * tree-ssa-threadedge.c: Likewise.
1126 * tree-ssa-threadupdate.c: Likewise.
1127 * tree-ssa-uncprop.c: Likewise.
1128 * tree-ssa-uninit.c: Likewise.
1129 * tree-ssa.c: Likewise.
1130 * value-prof.c: Likewise.
1131 * var-tracking.c: Likewise.
1134 * config/m32r/m32r.c: Include dbxout.h.
1135 * config/pa/pa.c: Likewise.
1136 * config/rs6000/rs6000.c: Likewise.
1138 * Makefile.in: Fix dependencies.
1139 * config/rs6000/t-rs5000: Likewise.
1141 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1143 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1144 * gimple.h (block_in_transaction): Check for flag_tm.
1146 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1148 PR tree-optimization/52558
1149 * cfg.c (alloc_aux_for_edge): Fix comment.
1150 (alloc_aux_for_edge): Remove static.
1151 * basic-block.h (alloc_aux_for_edge): Protoize.
1152 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1153 (execute_sm_if_changed_flag): New.
1154 (execute_sm_if_changed_flag_set): New.
1155 (execute_sm): Do not generate data races unless requested.
1156 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1157 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1158 * gimple.h (block_in_transaction): New.
1159 (gimple_in_transaction): Use block_in_transaction.
1161 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1164 * config/avr/avr.opt (-msp8): Document it.
1165 * doc/invoke.texi (AVR Options): Ditto. And document related
1168 2012-05-31 Diego Novillo <dnovillo@google.com>
1170 * configure.ac (CXX_FOR_BUILD): Define and substitute.
1171 (BUILD_CXXFLAGS): Define and substitute.
1172 * Makefile.in (BUILD_CXXFLAGS): Define.
1173 (CXX_FOR_BUILD): Define.
1174 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
1175 (LINKER_FOR_BUILD): Likewise.
1176 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
1177 (BUILD_LINKERFLAGS): Likewise.
1178 * configure: Regenerate.
1180 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
1182 * Makefile.in: Fix many dependencies.
1183 * tree-profile.c: Don't include regs.h.
1184 * tree-vectorizer.c: Don't include cfglayout.h.
1185 * tree-vect-stmts.c: Likewise.
1186 * tree-vect-slp.c: Likewise.
1187 * tree-vect-loop.c: Likewise.
1188 * reg-stack.c: Likewise.
1189 * tree-ssa-loop-manip.c: Likewise.
1190 * toplev.c: Likewise.
1191 * varasm.c: Don't include cfglayout.h, basic-block.h,
1192 and tree-iterator.h.
1193 * tree-cfgcleanup.c: Don't include cfglayout.h.
1194 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
1195 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
1196 * cgraphclones.c: Don't include plugin.h.
1198 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1200 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
1201 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
1202 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
1204 2012-05-31 Richard Guenther <rguenther@suse.de>
1206 * tree-loop-distribution.c (struct partition_s): New struct,
1207 typedef and vector type.
1208 (partition_alloc, partition_free): New functions.
1209 (generate_loops_for_partition, generate_builtin,
1210 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
1211 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
1212 build_rdg_partition_for_component, can_generate_builtin,
1213 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
1214 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
1215 number_of_rw_in_partition, partition_contains_all_rw,
1216 ldist_gen): Use partition_t instead of bitmap.
1218 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1220 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
1221 * doc/avr-mmcu.texi: Regenerate.
1223 2012-05-31 Richard Guenther <rguenther@suse.de>
1225 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1226 Use FOR_EACH_SSA_DEF_OPERAND.
1227 (generate_builtin): Adjust.
1228 (stmt_generated_in_another_partition): Remove.
1229 (add_scalar_computations_to_partition): Likewise.
1230 (rdg_build_partitions): Do not call
1231 add_scalar_computations_to_partition.
1233 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
1235 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
1236 double ints throughout.
1237 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
1238 Check that the position of the field is representable as an integer.
1240 2012-05-31 Richard Guenther <rguenther@suse.de>
1242 * tree-data-ref.c (dr_analyze_innermost): Properly convert
1243 the MEM_REF offset to sizetype.
1245 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1247 * doc/invoke.texi (AVR Options): Fix typos.
1249 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
1251 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
1253 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
1254 non-v32 into --march=v0_v10.
1256 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1258 * ira-int.h (target_ira_int): Rename x_move_cost to
1259 x_ira_register_move_cost, x_may_move_in_cost to
1260 x_ira_may_move_in_cost and x_may_move_out_cost to
1261 x_ira_may_move_out_cost. Delete the old fields with
1262 those names and also x_ira_max_register_move_cost,
1263 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
1264 (move_cost, may_move_in_cost, may_move_out_cost)
1265 (ira_max_register_move_cost, ira_max_may_move_in_cost)
1266 (ira_max_may_move_out_cost): Delete.
1267 * ira.c (init_move_cost): Rename to...
1268 (ira_init_register_move_cost): ...this, deleting the old
1269 function with that name. Apply above variable renamings.
1270 Retain asserts for null fields.
1271 (ira_init_once): Don't initialize register move costs here.
1272 (free_register_move_costs): Apply above variable renamings.
1273 Remove code for deleted fields.
1275 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1277 * ira.c (init_move_cost): Adjust choice of subclasses to match
1278 the current ira_init_register_move_cost choice. Use
1279 ira_class_subset_p instead of reg_class_subset_p.
1280 (ira_init_register_move_cost): Assert that move_cost,
1281 may_move_in_cost and may_move_out_cost already hold the desired
1282 values for their ira_* equivalents. For the latter two,
1283 ignore classes that can't store a register of the given mode.
1285 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1287 * ira.c (setup_allocno_and_important_classes): Use
1288 ira_class_hard_regs_num to check whether a class has any
1289 allocatable registers.
1290 (ira_init_register_move_cost): Likewise.
1292 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1294 * ira.c (init_move_cost): Adjust local variable names to match
1295 file conventions. Use ira_assert instead of gcc_assert.
1297 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1299 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
1300 Move these definitions and associated target_globals fields to...
1301 * ira-int.h: ...here.
1302 * rtl.h (init_move_cost): Delete.
1303 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
1304 * ira.c: ...here, making the latter static.
1306 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1308 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
1309 and ira_register_move_cost instead of init_move_cost and move_cost.
1311 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
1313 * ira.h (target_ira): Delete x_ira_available_class_regs.
1314 (ira_available_class_regs): Delete.
1315 * ira.c (setup_available_class_regs): Delete.
1316 (setup_alloc_classes): Don't call it.
1317 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
1318 ira_available_class_regs.
1319 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
1320 (model_spill_cost): Likewise.
1321 * ira-build.c (low_pressure_loop_node_p): Likewise.
1322 * ira-color.c (color_pass): Likewise.
1323 * ira-emit.c (change_loop): Likewise.
1324 * ira-lives.c (inc_register_pressure, dec_register_pressure)
1325 (single_reg_class, ira_implicitly_set_insn_hard_regs)
1326 (process_bb_node_lives): Likewise.
1327 * loop-invariant.c (gain_for_invariant): Likewise.
1329 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1332 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1333 (pa_section_type_flags): New.
1334 (pa_legitimate_constant_p): Revert previous change.
1336 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
1338 * ira.c (allocate_initial_values): Make static.
1340 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
1343 Generate tls_initial_exec_64_sun only when !TARGET_X32.
1345 2012-05-30 Richard Guenther <rguenther@suse.de>
1348 * fold-const.c (fold_binary_loc): Make sure to call
1349 fold_plusminus_mult_expr with the original sign of operands.
1351 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
1353 * Makefile.in: Fix many dependencies.
1354 (DWARF2_H): Depend on dwarf2.def.
1355 (RTL_ERROR_H): Depend on rtl-error.h.
1356 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
1357 all gimple-pretty-print.h and tree-pretty-print.h references.
1359 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
1361 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
1364 2012-05-30 Richard Guenther <rguenther@suse.de>
1367 * tree-emutls.c (gen_emutls_addr): Do not add globals to
1370 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1372 * explow.c (probe_stack_range): Restore simple control flow and stop
1373 again when the probe cannot be generated if HAVE_check_stack.
1375 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1377 PR rtl-optimization/53519
1378 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1379 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1381 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1383 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1385 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1388 * doc/tm.texi: Update.
1389 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
1390 * target.def (force_at_comp_dir): New hook.
1391 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
1392 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
1394 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1396 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
1398 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
1399 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
1401 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
1404 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
1405 flag_unsafe_math_optimizations is set.
1406 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
1407 Update description of -mfused-madd.
1409 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
1412 * config/sh/predicates.md (atomic_arith_operand,
1413 atomic_logical_operand): New predicates.
1414 * config/sh/sh.c (sh_option_override): Check atomic options.
1415 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
1416 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
1417 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
1418 UNSUPPORTED_HARD_ATOMIC_CPU.
1419 * config/sh/sync.md: Update description comments.
1420 (I12): New mode iterator.
1421 (fetchop_predicate, fetchop_constraint): New code attributes.
1422 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
1423 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
1424 atomic_fetch_<fetchop_name>si_hard,
1425 atomic_fetch_<fetchop_name><mode>_hard,
1426 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
1427 atomic_<fetchop_name>_fetchsi_hard,
1428 atomic_<fetchop_name>_fetch<mode>_hard,
1429 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
1430 atomic_test_and_set_hard): New insns.
1431 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
1432 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
1433 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
1434 atomic_test_and_set_soft): Use same formatting for the first line of
1435 the asm block as in new insns above.
1436 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
1437 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
1438 atomic_test_and_set): Integrate new *_hard insns into expanders.
1439 * config/sh/sh.opt (mhard-atomic): New option.
1440 * doc/invoke.texi (SH Options): Document it.
1442 2012-05-29 Meador Inge <meadori@codesourcery.com>
1444 * c-decl.c (c_push_function_context): Always create a new language
1446 (c_pop_function_context): Clear the language function created in
1447 c_push_function_context.
1449 2012-05-29 Matt Turner <mattst88@gmail.com>
1451 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
1452 (define_bypass "ev6_fcmov"): New.
1454 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
1456 * integrate.c: Remove.
1457 * integrate.h: Remove.
1458 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
1459 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
1460 * config/rs6000/t-rs6000: Likewise
1461 * config/spu/t-spu-elf: Likewise.
1462 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
1463 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
1464 from integrate.h to here.
1465 (initial_value_entry): New prototype.
1466 * reload.h (allocate_initial_values): Remove prototype.
1467 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
1468 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
1470 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
1471 set_decl_abstract_flags, set_block_abstract_flags): Move from
1472 integrate.c to here, the only user.
1473 * expmed.c (extract_fixed_bit_field): Remove outdated comment
1475 * function.c: Don't include integrate.h.
1476 (struct initial_value_pair, struct initial_value_struct,
1477 get_hard_reg_initial_val, has_hard_reg_initial_val,
1478 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
1479 integrate.c to here.
1480 (initial_value_entry): New function.
1481 * genemit.c (main): Don't print integrate.h include line.
1482 * ira.c: Don't include integrate.h.
1483 (allocate_initial_values): Move from integrate.c to here.
1484 (ira): Update allocate_initial_values call.
1485 * tree-inline.c: Don't include integrate.h.
1486 (function_attribute_inlinable_p): Moved from integrate.c to here.
1487 * cfgexpand.c: Don't include integrate.h.
1488 * except.c: Likewise.
1489 * langhooks.c: Likewise.
1490 * passes.c: Likewise.
1491 * toplev.c: Likewise.
1492 * config/frv/frv.c: Likewise.
1493 * config/pa/pa.c: Likewise.
1494 * config/spu/spu.c: Likewise.
1495 * config/epiphany/epiphany.c: Likewise.
1496 * config/mep/mep.c: Likewise.
1497 * config/score/score.c: Likewise.
1498 * config/picochip/picochip.c: Likewise.
1499 * config/sh/sh.c: Likewise.
1500 * config/alpha/alpha.c: Likewise.
1501 * config/microblaze/microblaze.c: Likewise.
1502 * config/mips/mips.c: Likewise.
1503 * config/v850/v850.c: Likewise.
1504 * config/mmix/mmix.c: Likewise.
1505 * config/bfin/bfin.c: Likewise.
1506 * config/arm/arm.c: Likewise.
1507 * config/s390/s390.c: Likewise.
1508 * config/m32r/m32r.c: Likewise.
1509 * config/rs6000/rs6000.c: Likewise.
1510 * config/c6x/c6x.c: Include function.h instead of integrate.h.
1511 * config/tilegx/tilegx.c: Likewise.
1512 * config/tilepro/tilepro.c: Likewise.
1514 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
1516 * config/avr/t-avr (s-avr-mmcu-texi): Call
1517 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
1519 2012-05-29 Michael Matz <matz@suse.de>
1521 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
1522 assign_temp): Remove 'keep' argument.
1523 (mark_temp_addr_taken): Remove prototype.
1524 * tree.h (expand_decl): Remove prototype.
1525 * function.c (struct temp_slot): Remove addr_taken and keep member.
1526 (assign_stack_temp_for_type) Don't initialize above, remove
1528 (assign_stack_temp, assign_temp): Remove keep argument.
1529 (mark_temp_addr_taken): Remove.
1530 (preserve_temp_slots): Remove handling of addr_taken and keep members.
1531 (free_temp_slots): Ditto.
1532 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
1534 * stmt.c (expand_asm_operands): Remove dead code.
1535 (expand_decl): Remove.
1536 * c-decl.c (finish_struct): Don't call expand_decl.
1537 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
1538 and assign_stack_temp.
1539 * calls.c (save_fixed_argument_area, initialize_argument_information,
1540 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
1541 * expmed.c (extract_bit_field_1): Ditto.
1542 * expr.c (emit_group_load_1, emit_group_store,
1543 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
1544 store_field, expand_constructor, expand_cond_expr_using_cmove,
1545 expand_expr_real_2, expand_expr_real_1): Ditto.
1546 * stmt.c (expand_asm_operands, expand_return): Ditto.
1548 * function.c (pop_temp_slots): Call free_temp_slots.
1549 * calls.c (store_one_arg): Don't call preserve_temp_slots or
1551 * expr.c (expand_assignment): Don't call free_temp_slots.
1553 * config/arm/arm.c (neon_expand_vector_init): Ditto.
1554 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
1555 (ix86_expand_vector_extract): Ditto.
1556 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
1557 ia64_expand_movxf_movrf): Ditto.
1558 * config/mips/mips.c (mips_expand_vi_general): Ditto.
1559 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
1560 extendsfdf2): Ditto.
1561 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
1562 rs6000_expand_vector_set, rs6000_expand_vector_extract,
1563 rs6000_allocate_stack_temp): Ditto.
1564 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
1565 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
1566 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
1567 sparc_expand_vector_init): Ditto.
1569 2012-05-29 Michael Matz <matz@suse.de>
1571 * c-tree.h (c_expand_decl): Remove prototype.
1573 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
1575 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
1576 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
1577 COMPOUND_LITERAL_EXPR.
1578 * function.c (expand_function_start): Don't call expand_decl,
1579 instead assert that we have RTL assigned.
1580 * tree-ssa-live.c (remove_unused_locals): Clear
1581 nonlocal_goto_save_area if its backing variable is removed.
1582 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
1584 (expand_decl): Assert that this does nothing.
1585 * calls.c (expand_call): Don't call mark_temp_addr_taken.
1587 2012-05-29 Richard Guenther <rguenther@suse.de>
1589 PR tree-optimization/53516
1590 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1592 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1594 2012-05-29 Joseph Myers <joseph@codesourcery.com>
1596 * LANGUAGES: Fix typos.
1597 * Makefile.in: Fix typos.
1598 * alias.c: Fix typos.
1599 * auto-inc-dec.c: Fix typos.
1600 * bb-reorder.c: Fix typos.
1601 * cfgcleanup.c: Fix typos.
1602 * cgraph.c: Fix typos.
1603 * cgraph.h: Fix typos.
1604 * cgraphunit.c: Fix typos.
1605 * collect2-aix.h: Fix typos.
1606 * collect2.c: Fix typos.
1607 * compare-elim.c: Fix typos.
1608 * config/alpha/vms.h: Fix typos.
1609 * config/arm/README-interworking: Fix typos.
1610 * config/arm/arm.c: Fix typos.
1611 * config/arm/iterators.md: Fix typos.
1612 * config/arm/vxworks.h: Fix typos.
1613 * config/avr/avr.c: Fix typos.
1614 * config/avr/avr.h: Fix typos.
1615 * config/avr/avr.md: Fix typos.
1616 * config/avr/builtins.def: Fix typos.
1617 * config/c6x/c6x.c: Fix typos.
1618 * config/cr16/cr16.c: Fix typos.
1619 * config/cr16/cr16.md: Fix typos.
1620 * config/cris/cris.md: Fix typos.
1621 * config/darwin.c: Fix typos.
1622 * config/darwin.opt: Fix typos.
1623 * config/i386/i386-c.c: Fix typos.
1624 * config/i386/i386.c: Fix typos.
1625 * config/ia64/ia64.c: Fix typos.
1626 * config/m68k/cf.md: Fix typos.
1627 * config/mep/mep.c: Fix typos.
1628 * config/microblaze/microblaze.c: Fix typos.
1629 * config/microblaze/microblaze.h: Fix typos.
1630 * config/mn10300/mn10300.c: Fix typos.
1631 * config/mn10300/mn10300.md: Fix typos.
1632 * config/pa/pa.c: Fix typos.
1633 * config/picochip/picochip.h: Fix typos.
1634 * config/rs6000/a2.md: Fix typos.
1635 * config/rs6000/rs6000.c: Fix typos.
1636 * config/rs6000/vector.md: Fix typos.
1637 * config/rx/rx.md: Fix typos.
1638 * config/rx/rx.opt: Fix typos.
1639 * config/s390/2097.md: Fix typos.
1640 * config/s390/s390.c: Fix typos.
1641 * config/s390/s390.h: Fix typos.
1642 * config/sh/sh.c: Fix typos.
1643 * config/sh/sh.md: Fix typos.
1644 * config/sparc/sync.md: Fix typos.
1645 * config/spu/spu.c: Fix typos.
1646 * config/spu/spu.md: Fix typos.
1647 * config/vms/vms.c: Fix typos.
1648 * config/vxworks-dummy.h: Fix typos.
1649 * config/vxworks.h: Fix typos.
1650 * cselib.c: Fix typos.
1651 * df-scan.c: Fix typos.
1653 * doc/extend.texi: Fix typos.
1654 * doc/install.texi: Fix typos.
1655 * doc/invoke.texi: Fix typos.
1656 * doc/md.texi: Fix typos.
1657 * doc/plugins.texi: Fix typos.
1658 * doc/rtl.texi: Fix typos.
1660 * dwarf2asm.c: Fix typos.
1661 * dwarf2out.c: Fix typos.
1662 * except.h: Fix typos.
1663 * expr.c: Fix typos.
1664 * fold-const.c: Fix typos.
1666 * gcse.c: Fix typos.
1667 * genautomata.c: Fix typos.
1668 * gengtype-state.c: Fix typos.
1669 * gengtype.c: Fix typos.
1670 * genhooks.c: Fix typos.
1671 * gimple-fold.c: Fix typos.
1672 * gimple-pretty-print.c: Fix typos.
1673 * gimple.c: Fix typos.
1674 * gimple.h: Fix typos.
1675 * gimplify.c: Fix typos.
1676 * graphite-interchange.c: Fix typos.
1677 * graphite-sese-to-poly.c: Fix typos.
1678 * ifcvt.c: Fix typos.
1679 * input.c: Fix typos.
1680 * ipa-cp.c: Fix typos.
1681 * ipa-inline-analysis.c: Fix typos.
1682 * ipa-inline-transform.c: Fix typos.
1683 * ipa-inline.c: Fix typos.
1684 * ipa-pure-const.c: Fix typos.
1685 * ipa-ref.h: Fix typos.
1686 * ipa-reference.c: Fix typos.
1687 * ipa-utils.c: Fix typos.
1689 * ira-emit.c: Fix typos.
1690 * ira-lives.c: Fix typos.
1691 * lto-streamer.c: Fix typos.
1692 * lto-streamer.h: Fix typos.
1693 * lto-wrapper.c: Fix typos.
1695 * mode-switching.c: Fix typos.
1696 * modulo-sched.c: Fix typos.
1697 * plugin.c: Fix typos.
1698 * postreload.c: Fix typos.
1699 * sched-deps.c: Fix typos.
1700 * sel-sched-ir.c: Fix typos.
1701 * sel-sched-ir.h: Fix typos.
1702 * sel-sched.c: Fix typos.
1703 * sese.c: Fix typos.
1704 * stor-layout.c: Fix typos.
1705 * target-hooks-macros.h: Fix typos.
1706 * target.def: Fix typos.
1707 * trans-mem.c: Fix typos.
1708 * tree-eh.c: Fix typos.
1709 * tree-predcom.c: Fix typos.
1710 * tree-sra.c: Fix typos.
1711 * tree-ssa-address.c: Fix typos.
1712 * tree-ssa-loop-ivopts.c: Fix typos.
1713 * tree-ssa-loop-niter.c: Fix typos.
1714 * tree-ssa-math-opts.c: Fix typos.
1715 * tree-ssa-pre.c: Fix typos.
1716 * tree-ssa-propagate.c: Fix typos.
1717 * tree-ssa-reassoc.c: Fix typos.
1718 * tree-ssa-sccvn.c: Fix typos.
1719 * tree-ssa-ter.c: Fix typos.
1720 * tree-ssa-uninit.c: Fix typos.
1721 * tree-ssanames.c: Fix typos.
1722 * tree-vect-generic.c: Fix typos.
1723 * tree-vect-slp.c: Fix typos.
1724 * tree.c: Fix typos.
1725 * tree.h: Fix typos.
1726 * varasm.c: Fix typos.
1727 * varpool.c: Fix typos.
1729 2012-05-29 Joseph Myers <joseph@codesourcery.com>
1731 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
1733 2012-05-29 Richard Guenther <rguenther@suse.de>
1735 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
1737 (add_referenced_var_1): Re-organize. Assert we are not
1739 (remove_referenced_var): Likewise.
1740 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
1741 * tree-mudflap.c (execute_mudflap_function_ops): Do not
1742 call add_referenced_var on globals.
1743 * matrix-reorg.c (transform_access_sites): Likewise.
1745 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
1747 * alias.c (reg_known_value): Make this a VEC.
1748 (reg_known_equiv_p): Make this an sbitmap.
1749 (reg_known_value_size): Remove.
1750 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
1751 set_reg_known_equiv_p): Update for reg_known_value and
1752 reg_known_value_size data structure change.
1753 (init_alias_analysis, end_alias_analysis): Likewise.
1755 2012-05-29 Jakub Jelinek <jakub@redhat.com>
1758 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
1759 to avoid leaking memory. No need to handle memory allocation
1760 failure. Double string_len on each reallocation instead of adding 2.
1761 * gcov.c (read_line): Likewise.
1763 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
1765 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
1767 * config/cris/cris.md ("trap"): Define, enabled for
1768 TARGET_TRAP_USING_BREAK8.
1769 * config/cris/cris.opt (mtrap-using-break8): New option.
1771 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
1774 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
1777 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
1779 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
1780 (Standard Names): Fix typos in documentation of atomic patterns.
1782 2012-05-27 Nathan Sidwell <nathan@acm.org>
1784 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
1786 2012-05-26 Jason Merrill <jason@redhat.com>
1789 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1790 about array compound literals.
1792 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1794 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
1795 if CLEANUP_NO_INSN_DEL.
1796 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
1797 from cfg_layout_merge_blocks.
1798 (emit_nop_for_unique_locus_between): New function.
1799 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
1800 (cfg_layout_merge_blocks): Likewise.
1802 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
1803 Paolo Bonzini <bonzini@gnu.org>
1805 * df-scan.c (df_def_record_1): Assert a parallel must contain an
1806 EXPR_LIST at this point. Receive the LOC and move its extraction...
1807 (df_defs_record): ... here. Change if-else to a switch statement.
1808 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
1809 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
1810 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
1811 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
1812 regs_invalidated_by_call.
1813 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
1816 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1819 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1820 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1822 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1824 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
1825 software floating point emulation. No longer build the multilibs
1826 with -mstrict-align.
1828 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1831 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1832 accessed indirectly.
1833 (ipa_tm_create_version): Same.
1835 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
1838 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
1839 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
1841 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1844 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1845 (ix86_expand_vec_perm): Use int mode instead of float.
1846 (expand_vec_perm_pshufb): Remove handling of useseless type
1849 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1852 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1853 gnu_ld variables to yes.
1854 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1855 (HAVE_GNU_AS): Likewise.
1856 * config.in: Regenerate.
1857 * configure: Likewise.
1859 2012-05-25 Tristan Gingold <gingold@adacore.com>
1861 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
1862 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
1863 and preferred_alignment.
1865 2012-05-25 Tristan Gingold <gingold@adacore.com>
1867 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
1869 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
1871 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
1872 volatile bitfields case.
1874 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1876 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1877 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1878 (adjacent_mem_locations): Move some code to and call...
1879 (get_memref_parts): ...new function.
1880 (mem_locations_overlap): New function.
1881 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1882 (is_mem_ref): Rename to...
1883 (find_mem_ref): ...this. Return MEM rtx.
1884 (get_store_dest): Remove function.
1885 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1886 new parameter and adjust calls.
1887 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1888 mem refs overlap for true_store_to_load_dep_costly.
1889 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1890 passed to adjacent_mem_locations.
1891 (is_costly_group): Walk resolved dependency list.
1892 (force_new_group): Emit group ending nop for Power6/Power7.
1893 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1894 (group_ending_nop): New define_insn.
1896 2012-05-24 Dodji Seketeli <dodji@redhat.com>
1898 Make unwound macro expansion trace less redundant
1899 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
1900 context of macro definition in the trace, when it's redundant.
1903 2012-05-24 Richard Guenther <rguenther@suse.de>
1906 * tree-profile.c (tree_profiling): Cleanup the CFG if
1907 execute_fixup_cfg requests it.
1909 2012-05-24 Richard Guenther <rguenther@suse.de>
1911 * tree-flow.h (create_var_ann): Remove.
1912 * tree-dfa.c (create_var_ann): Remove and inline into its
1914 (add_referenced_var_1): ... here.
1915 * varpool.c (add_new_static_var): Do not call add_referenced_var
1917 * gimple-fold.c (canonicalize_constructor_val): Likewise.
1918 * tree-switch-conversion.c (build_one_array): Likewise.
1919 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
1920 * tree-flow-inline.h (gimple_referenced_vars): Guard against
1922 * tree-inline.c (remap_gimple_op_r): Likewise. Check
1923 gimple_referenced_vars instead of gimple_in_ssa_p.
1924 (copy_tree_body_r): Likewise.
1925 (setup_one_parameter): Likewise.
1926 (declare_return_variable): Likewise.
1927 (tree_function_versioning): Likewise.
1929 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1931 PR tree-optimization/53465
1932 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1933 vr0 into *vr, then vrp_meet that.
1934 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1935 have any equivalences.
1936 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1939 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
1941 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
1943 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
1944 check end_regno - 1 is a hard register.
1946 2012-05-24 Richard Guenther <rguenther@suse.de>
1948 * varpool.c (add_new_static_var): Remove call to create_var_ann.
1949 * tree-ssa-operands.c (create_vop_var): Likewise.
1951 2012-05-24 Richard Guenther <rguenther@suse.de>
1954 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
1956 (remove_unused_locals): Pass global_unused_vars to
1957 remove_unused_scope_block_p. Restore code walking all
1958 referenced vars and pruning them.
1960 2012-05-23 Jan Hubicka <jh@suse.cz>
1962 * tree.h (alias_diag_flags): Remove.
1963 (alias_pair): Remove emitted_diags.
1964 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
1965 symbol_alias_set_t, symbol_alias_set_destroy,
1966 symbol_alias_set_contains, propagate_aliases_backward): Remove.
1967 * toplev.c (compile_file): Do not call finish_aliases_2
1968 * cgraphunit.c (cgraph_process_new_functions): Do not call
1970 (handle_alias_pairs): Output diagnostics about aliases to externals.
1971 (assemble_thunks_and_aliases): Use do_assemble_alias.
1972 (output_weakrefs): Likewise.
1973 (finalize_compilation_unit): Do not call finish_aliases_1.
1974 * ipa.c (symtab_remove_unreachable_nodes): De not call
1975 remove_unreachable_alias_pairs.
1976 * varasm.c (do_assemble_alias): Export.
1977 (symbol_alias_set_create, symbol_alias_set_destroy,
1978 symbol_alias_set_contains, symbol_alias_set_insert,
1979 propagate_aliases_forward, propagate_aliases_backward,
1980 propagate_aliases_backward, trivially_visible_alias,
1981 trivially_defined_alias, remove_unreachable_alias_pairs,
1982 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
1983 * output.h (do_assemble_alias): Declare.
1984 * varpool.c (varpool_remove_unreferenced_decls): Do not call
1987 2012-05-23 Martin Jambor <mjambor@suse.cz>
1989 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1991 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1993 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1995 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1996 (iterative_hash_gimple_type): Adjust comment.
1997 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1998 domain for an array type instead of the domain type itself.
2000 2012-05-23 Richard Guenther <rguenther@suse.de>
2002 PR tree-optimization/53438
2003 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2005 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2008 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2009 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2012 2012-05-23 Richard Guenther <rguenther@suse.de>
2014 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
2015 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
2016 via the global_unused_vars bitmap.
2017 (remove_unused_locals): Handle global vars in local-decls via
2018 a global_unused_vars bitmap instead of the used flag in the
2019 var annotation. Simplify global variable handling and removal.
2021 2012-05-22 Jan Hubicka <jh@suse.cz>
2024 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
2025 from other partitions.
2027 2012-05-22 Jan Hubicka <jh@suse.cz>
2030 * symtab.c (symtab_register_node): Fix ordering issue.
2032 2012-05-22 Steven Drake <sbd@NetBSD.org>
2034 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
2036 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
2038 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2039 Use strip_name_encoding target hook.
2041 2012-05-22 Richard Guenther <rguenther@suse.de>
2043 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
2044 (init_function_for_compilation): Remove.
2045 * tree-dfa.c (find_vars_r): Take struct function argument.
2046 (find_referenced_vars_in): Adjust.
2047 * tree-ssa-operands.c (clobber_stats): Remove.
2048 (create_vop_var): Take struct function argument. Mark
2049 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
2050 (init_ssa_operands): Take struct function argument.
2051 (fini_ssa_operands): Do not dump dead stats.
2052 * tree-ssa-operands.h (init_ssa_operands): Take struct function
2054 * cgraphunit.c (init_lowered_empty_function): Adjust.
2055 * lto-streamer-in.c (input_cfg): Likewise.
2056 * tree-inline.c (initialize_cfun): Likewise.
2057 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
2058 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
2059 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
2060 virtual operands are not registers.
2062 2012-05-22 Richard Guenther <rguenther@suse.de>
2064 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
2066 2012-05-22 Richard Guenther <rguenther@suse.de>
2069 * tree-inline.c (setup_one_parameter): Create a dummy init
2070 statement for unused parameters when not optimizing.
2072 2012-05-22 Richard Guenther <rguenther@suse.de>
2074 * tree-flow.h (add_referenced_var_1): Declare.
2075 (add_referenced_var): Define.
2076 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
2077 (add_referenced_var): Rename to ...
2078 (add_referenced_var_1): ... this. Take struct function argument.
2080 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2083 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
2084 * config/arm/arm.c (arm_validize_comparison): Define.
2085 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
2086 arm_validize_comparison.
2087 ("cbranchdi4"): Likewise.
2088 ("cstoredi4"): Likewise.
2089 ("movsicc"): Likewise.
2090 ("movsfcc"): Likewise.
2091 ("movdfcc"): Likewise.
2093 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
2095 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
2096 the mw_reg_pool size.
2098 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
2100 PR tree-optimization/53336
2101 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
2102 non-integer integral types to offset type and vice versa.
2104 2012-05-22 Alan Modra <amodra@gmail.com>
2106 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
2107 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
2108 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
2109 V_SAVE_INLINE): Delete.
2110 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
2111 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
2112 For ELF targets, use out-of-line restores for -Os and any number
2113 of regs if the restore exits, and out-of-line gp save for two or
2114 more regs. Use save_reg_p to test for holes in reg restore set.
2115 Replace "#if" with "if".
2117 2012-05-22 Alan Modra <amodra@gmail.com>
2119 * config/rs6000/rs6000.c (save_reg_p): New function.
2120 (first_reg_to_save, first_fp_reg_to_save): Use it here.
2121 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
2122 (emit_frame_save): Use gen_frame_store.
2123 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
2124 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
2126 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
2127 vrsave, toc, gp and fp restores.
2129 2012-05-22 Alan Modra <amodra@gmail.com>
2131 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
2132 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
2133 Move function pointer variables after forward declarations.
2134 (rs6000_builtin_support_vector_misalignment): Make static.
2135 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
2136 (rs6000_function_value, rs6000_can_eliminate): Likewise.
2138 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
2140 PR rtl-optimization/53373
2141 * caller-save.c (save_call_clobbered_regs): Look into a possible
2142 PARALLEL manually rather than using single_set on a call insn.
2144 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2146 PR tree-optimization/53436
2147 * omp-low.c (omp_build_component_ref): New function.
2148 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2150 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
2154 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
2155 Do not print '.' here. Output operand lossage error for unhandled
2160 <case 'z'>: Hardcode "code" argument into error strings.
2162 <case 'D'>: Merge AVX and non-AVX codes.
2163 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
2164 Update call to put_condition_code.
2166 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
2168 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
2170 (clzsi2): New expander.
2171 (*clzsi2_68k): New insn.
2172 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
2174 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2176 * gimple.h (gimple_set_in_transaction): Remove.
2177 (gimple_in_transaction): Look in BB instead.
2178 (gimple_statement_base): Remove in_transaction field.
2179 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2180 * trans-mem.c (compute_transaction_bits): Place transaction bit
2181 information into basic blocks.
2183 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
2185 * expr.c (get_def_for_expr_class): Define only if
2186 HAVE_conditional_move.
2187 (convert_tree_comp_to_rtx): Likewise.
2189 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
2194 (ffssi2_no_cmove): Ditto.
2195 (*ffs<mode>_1): Remove insn pattern.
2196 (*tzcnt<mode>_1): New insn pattern.
2197 (*bsf<mode>1): Ditto.
2199 2012-05-21 Richard Guenther <rguenther@suse.de>
2201 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
2202 more referenced vars.
2203 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
2204 flag on variables that have a var-annotation.
2206 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2209 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2210 from folded operands before wrapping another around the
2211 conditional expression.
2213 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2215 PR tree-optimization/53366
2216 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2217 tests if complex_numbers == 2, but there are non-complex number loads
2220 PR tree-optimization/53409
2221 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2222 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2224 PR tree-optimization/53410
2225 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2226 instead of build_int_cst (type, 0) where vector types might be
2227 involved. Instead of build_int_cst (type, 1) convert the original
2228 integer_onep argument to the desired type.
2230 2012-05-21 Michael Matz <matz@suse.de>
2232 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
2233 (simplify_test_exp): Handle one more case of distributive law,
2234 decrease cost threshold.
2235 (tests_attr_p, get_attr_order): New functions.
2236 (optimize_attrs): Use topological order, inline only cheap values.
2237 (write_attr_set): Reset our_known_true after some time.
2239 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2242 * config/i386/i386.c (type_natural_mode): Warn passing SSE
2243 vector argument without SSE enabled changes the ABI.
2245 2012-05-21 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/53408
2248 * tree-vect-loop.c (vectorizable_induction): Properly check
2249 the restriction that we cannot handle induction results from
2250 the inner loop outside of the outer loop.
2252 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2255 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2256 (UNSPECV_RDRAND): This.
2257 (rdrand<mode>_1): Updated.
2259 2012-05-21 Richard Guenther <rguenther@suse.de>
2261 * tree-loop-distribution.c (can_generate_builtin): Reject
2264 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
2266 * Makefile.in (options.c): Add options.h to included header
2269 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
2271 * tree-parloops.c : Add myself to contributors, update
2272 TODO list, add link to wiki.
2274 2012-05-21 Alan Modra <amodra@gmail.com>
2276 * config/rs6000/predicates.md (input_operand): Don't match
2277 constant pool addresses. Remove label_ref, high and plus from
2278 match_code list. Remove redundant CONSTANT_P test.
2279 (splat_input_operand): Similarly update match_code list.
2280 (small_toc_ref): New predicate.
2281 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
2282 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
2283 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
2284 register checks to..
2285 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
2286 generated by create_TOC_reference.
2287 (rs6000_legitimize_address): Update cerate_TOC_reference call.
2288 (rs6000_delegitimize_address): Handle new rtl for toc refs.
2289 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
2290 (use_toc_relative_ref): New function, split out from..
2291 (rs6000_emit_move): ..here. Remove redundant tests. Update
2292 create_TOC_reference calls.
2293 (rs6000_legitimize_reload_address): Formatting. Handle splitting
2294 of medium/large model toc addresses. Use use_toc_relative_ref.
2295 (print_operand): Formatting, style. Adjust for toc changes.
2296 (print_operand_address): Likewise.
2297 (rs6000_output_addr_const_extra): Likewise.
2298 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
2299 than a PLUS. Use this formulation for both high and low part
2300 of -mcmodel=medium/large toc reference too. Before reload,
2301 always use the small model formulation.
2302 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
2303 a PLUS in high part of addresses here.
2304 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
2305 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
2306 (largetoc_high, largetoc_low): Move earlier. Cope when no
2308 (largetoc_high_plus): New insn.
2309 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
2310 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
2311 (tocref): ..instead do so here, new insn and split.
2313 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2316 RDRND, F16C and FSGSBASE.
2318 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2320 PR rtl-optimzation/53373
2321 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
2322 call pattern. Update split patterns.
2323 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2324 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2326 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
2328 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
2331 2012-05-18 Jan Hubicka <jh@suse.cz>
2333 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
2334 (cgraph_process_new_functions): Process also aliases.
2335 * lto-streamer-out.c (struct sets): Remove.
2336 (trivally_defined_alias): Remove.
2337 (output_alias_pair_p): Remove.
2338 (output_unreferenced_globals): Remove.
2339 (produce_symtab); Do not handle alias pairs.
2340 (produce_asm_for_decls): Likewise.
2341 * lto-streamer-in.c (input_alias_pairs): Remove.
2342 (lto_read_body): Do not input alias pairs.
2343 (lto_input_constructors_and_inits): Remove.
2345 2012-05-18 Jan Hubicka <jh@suse.cz>
2347 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
2350 2012-05-18 Jan Hubicka <jh@suse.cz>
2352 * cgraphbuild.c (record_reference): Update.
2353 * lto-cgraph.c (lto_output_varpool_node): External vars
2354 are not in other partition even if they are not output
2355 in current partition.
2356 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
2358 (canonicalize_constructor_val): Take FROM_DECL argument.
2359 (fold_ctor_reference, fold_string_cst_ctor_reference,
2360 fold_array_ctor_reference, fold_nonarray_ctor_reference,
2361 fold_ctor_reference): Likewise.
2362 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
2363 * gimple.h (gimple_fold_builtin): Likewise.
2365 2012-05-18 Olivier Hainque <hainque@adacore.com>
2367 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2368 $(libsubdir) as libexecsubdir.
2370 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2372 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2373 relied on signed overflow behavior.
2375 2012-05-18 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/53346
2378 * tree-loop-distribution.c (ldist_gen): Make sure to apply
2379 builtin transform even when only a single partition with
2380 all reads/writes exists.
2382 2012-05-18 Richard Guenther <rguenther@suse.de>
2384 PR tree-optimization/53390
2385 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
2388 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2390 * tree-ssa-reassoc.c (bip_map): Remove decl.
2391 (completely_remove_stmt): Remove function.
2392 (remove_def_if_absorbed_call): Remove function.
2393 (remove_visited_stmt_chain): Remove __builtin_powi handling.
2394 (possibly_move_powi): Remove function.
2395 (rewrite_expr_tree): Remove calls to possibly_move_powi.
2396 (rewrite_expr_tree_parallel): Likewise.
2397 (attempt_builtin_powi): Build multiplies explicitly rather than
2398 relying on the ops vector and rank system.
2399 (transform_stmt_to_copy): New function.
2400 (transform_stmt_to_multiply): Likewise.
2401 (reassociate_bb): Handle leftover operations after __builtin_powi
2402 optimization; build a final multiply if necessary.
2404 2012-05-18 Jan Hubicka <jh@suse.cz>
2406 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
2407 (mark_functions_to_output): Fix sanity check.
2408 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
2410 2012-05-18 Richard Guenther <rguenther@suse.de>
2412 * tree-flow.h (mark_symbols_for_renaming): Remove.
2413 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
2414 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
2415 (copy_debug_stmt): Likewise.
2416 (expand_call_inline): Likewise.
2417 (declare_return_variable): Mark the return variable for renaming
2420 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
2422 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
2424 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
2425 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
2426 (ashrdi3,lshrdi3): Likewise.
2427 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
2429 2012-05-18 Meador Inge <meadori@codesourcery.com>
2431 PR rtl-optimization/53352
2432 * cse.c (equiv_constant): Ignore paradoxical subregs.
2434 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
2436 PR rtl-optimization/53125
2437 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
2438 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
2439 die in the basic block. Correctly top off REG_FREQ and
2440 REG_FREQ_CALLS_CROSSED.
2442 (regstat_compute_ri): Allocate and free local_live_last_luid.
2444 (regstat_bb_compute_calls_crossed): Correctly top off
2445 REG_FREQ_CALLS_CROSSED.
2447 2012-05-17 Jan Hubicka <jh@suse.cz>
2449 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
2450 constructor over decl without.
2451 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
2452 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
2453 * cgraphunit.c (process_function_and_variable_attributes): Finalize
2455 (mark_functions_to_output): Also accept bodies for functions with
2457 (output_in_order): Skip external vars.
2458 * lto-cgraph.c (lto_output_node): External functions are never in other
2460 (lto_output_varpool_node): Likewise.
2461 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
2462 forgotten initializers.
2463 * ipa.c (process_references): Handle external vars.
2464 (symtab_remove_unreachable_nodes): Update to handle external vars.
2465 (varpool_externally_visible_p): External vars are externally visible.
2466 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
2467 * varpool.c (varpool_remove_node): Remove constructor.
2468 (decide_is_variable_needed): Handle externals.
2469 (varpool_remove_unreferenced_decls): Likewise.
2471 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2473 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
2474 (enable_warning_as_error): Do not special case Wuninitialized.
2475 * optc-gen.awk: Add sanity checks.
2477 2012-05-17 Jan Hubicka <jh@suse.cz>
2479 * ipa-reference.c (is_proper_for_analysis): Do not check flags
2480 that might change as result of global optimization.
2481 (analyze_function): Do not check analyzed and externally_visible
2482 flags; be happy about address dereferences.
2483 (propagate): Prune all_module_statics so it really contains just
2484 statics; prune all the local summaries.
2485 (ipa_reference_write_optimization_summary): Simplify.
2487 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
2489 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
2490 * config/m68k/m68k-tables.opt: Regenerated.
2491 * doc/invoke.texi (M680x0 Options): Document.
2493 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
2494 Patrick Marlier <patrick.marlier@gmail.com>
2496 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2499 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
2501 * configure: Regenerated.
2503 2012-05-16 Andrew Pinski <apinski@cavium.com>
2505 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2508 2012-05-16 David S. Miller <davem@davemloft.net>
2510 * jump.c (delete_related_insns): If we remove a CALL, make sure
2511 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2513 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2515 PR tree-optimization/53217
2516 * tree-ssa-reassoc.c (bip_map): New static variable.
2517 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
2518 (attempt_builtin_powi): Save feeding multiplies on a stack.
2519 (reassociate_bb): Create and destroy bip_map.
2521 2012-05-16 Olivier Hainque <hainque@adacore.com>
2523 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2524 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2525 Add comments and improve stamp preservation across the whole sequence.
2526 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2528 2012-05-16 Richard Guenther <rguenther@suse.de>
2530 * tree-inline.c (insert_init_stmt): Do not call
2531 mark_symbols_for_renaming.
2532 (setup_one_parameter): Avoid initializing unused parameters.
2533 (declare_return_variable): Properly handle DECL_BY_REFERENCE
2534 return vars in SSA form.
2536 2012-05-16 Richard Guenther <rguenther@suse.de>
2538 * tree-flow.h (get_virtual_var): Remove.
2539 * tree-dfa.c (get_virtual_var): Likewise.
2541 2012-05-16 Richard Guenther <rguenther@suse.de>
2543 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
2544 Remove set-only bitmap of new names.
2545 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
2547 * tree-flow.h (ssa_names_to_replace): Remove.
2548 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
2550 2012-05-16 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/53364
2553 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2554 detect a view-conversion of the decl.
2556 2012-05-16 Dodji Seketeli <dodji@redhat.com>
2558 PR preprocessor/7263
2559 * c-tree.h (enum c_declspec_word): Declare new enum.
2560 (struct c_declspecs::locations): New member.
2561 (declspecs_add_qual, declspecs_add_scspec)
2562 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
2564 * c-decl.c (build_null_declspecs): Initialize the new struct
2565 c_declspecs::locations member.
2566 (declspecs_add_addrspace): Take a location parameter for the
2567 address space. Store it onto declaration specifiers.
2568 (declspecs_add_qual): Likewise, take a location parameter for the
2570 (declspecs_add_type): Likewise, take a location parameter for the
2572 (declspecs_add_scspec): Likewise, take a location parameter for
2573 the storage class specifier.
2574 (declspecs_add_attrs): Likewise, take a location parameter for the
2576 (declspecs_add_alignas): Likewise, take a location parameter for
2578 (finish_declspecs): For diagnostics, use the location of the
2579 relevant declspec, instead of the global input_location.
2580 * c-parser.c (c_parser_parameter_declaration): Pass the precise
2581 virtual location of the declspec to the declspecs-setters.
2582 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
2585 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2587 * configure.ac: Stack protector enabling for Android targets.
2588 * configure: Regenerate.
2590 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2592 * ira.c (pseudo_move_insn): Delete.
2593 (find_moveable_pseudos): Don't set it.
2594 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
2595 the definitions of the original pseudo. Delete all of them.
2597 2012-05-16 Olivier Hainque <hainque@adacore.com>
2599 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2601 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
2602 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
2603 * config/rs6000/8540.md: indicate that the units/patterns apply to
2606 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
2607 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
2608 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
2609 related flags, check that what is queried is supported by the selected
2610 configuration. Rework the single/double_float and MASK_STRING resets to
2611 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
2612 costs for PROCESSOR_PPC8548 as well.
2613 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
2614 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
2615 statement instead of a sequence of ifs.
2617 * config/rs6000/rs6000.h (TARGET_E500): Remove.
2618 (TARGET_NO_LWSYNC): Adjust accordingly.
2619 * config/rs6000/e500.h (TARGET_E500): Remove.
2620 (CHECK_E500_OPTIONS): Adjust accordingly.
2621 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
2622 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
2623 * config/rs6000/linuxspe.h: Likewise.
2624 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
2625 superfluous comments.
2626 * config/rs6000/e500-double.h: Remove.
2628 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
2629 default to with_cpu=8548 if --enable-e500-double, and to 8540
2631 (set misc flags section): For powerpc*|rs6000*, remove inclusion
2632 of e500-double.h for --enable-e500-double.
2634 2012-05-16 Olivier Hainque <hainque@adacore.com>
2636 * Makefile.in (s-header-vars): Resort to -n instead of trailing
2637 -e d in sed invocation.
2639 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
2641 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
2643 * doc/tm.texi: Regenerate.
2645 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
2647 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
2649 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2652 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2653 that operands[2] is either immediate, or q_regs_operand.
2655 2012-05-15 Richard Guenther <rguenther@suse.de>
2657 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
2658 (assemble_thunk): Likewise. Manually rename and register
2661 2012-05-15 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/53355
2664 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
2667 2012-05-15 Tristan Gingold <gingold@adacore.com>
2669 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
2671 2012-05-15 Richard Guenther <rguenther@suse.de>
2673 * gimple.c (gimple_set_modified): Move ...
2674 * gimple.h (gimple_set_modified): ... here.
2676 2012-05-15 Tristan Gingold <gingold@adacore.com>
2678 * ira-color.c (move_spill_restore): Add a guard.
2680 2012-05-15 Tristan Gingold <gingold@adacore.com>
2682 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
2685 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
2687 * gimplify.c (gimplify_init_constructor): Do a block move for very
2688 small objects as well.
2690 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
2692 * ira.c (find_moveable_pseudos): Skip registers whose
2693 DF_REG_EQ_USE_COUNT is nonzero.
2695 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2697 * doc/md.texi (fma): Define to only be applicable for single rounding.
2699 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2702 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2703 generate target register for "load" class builtins.
2706 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2710 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2711 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2712 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2713 (<sse>_movu<ssemodesuffix>): New expander.
2714 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2715 (avx_movdqu<avxmodesuffix>): New expander.
2716 (*sse2_movdqu): Rename from sse2_movdqu.
2717 (sse2_movdqu): New expander.
2719 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
2722 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
2723 (canonicalize_perm): ... new function.
2724 (expand_vec_perm_2vperm2f128_vshuf): New function.
2725 (ix86_expand_vec_perm_const_1): Call it.
2727 2012-05-14 Andrew Pinski <apinski@cavium.com>
2728 H.J. Lu <hongjiu.lu@intel.com>
2729 Jakub Jelinek <jakub@redhat.com>
2732 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
2735 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2737 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2738 lineno 1 the same as lineno 0 before first start file directive.
2739 (optimize_macinfo_range): Likewise.
2741 * dwarf2out.c (have_macinfo): Define.
2742 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2743 attribute, don't force empty compilation unit and don't emit any
2744 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2746 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
2749 * config/avr/avr.c (avr_const_address_lo16): Remove.
2750 (avr_assemble_integer): Print ".byte lo8(x)",
2751 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
2752 .warning if 3-byte address is assembled.
2753 * doc/extend.texi (AVR Named Address Spaces): Document that
2754 binutils 2.23 is needed to assemble 3-byte addresses.
2756 2012-05-14 Richard Guenther <rguenther@suse.de>
2758 * tree-vect-data-refs.c (vect_setup_realignment): Remove
2759 call to mark_symbols_for_renaming.
2760 (vect_permute_load_chain): Likewise.
2761 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
2762 instead of calling mark_symbols_for_renaming.
2763 * tree-vect-stmts.c (read_vector_array): Remove call to
2764 mark_symbols_for_renaming.
2765 (write_vector_array): Likewise.
2766 (vectorizable_call): Likewise.
2767 (vectorizable_store): Likewise.
2768 (vectorizable_load): Likewise.
2769 * matrix-reorg.c (transform_allocation_sites): Likewise.
2770 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2771 (create_expression_by_pieces): Likewise.
2773 2012-05-14 Richard Guenther <rguenther@suse.de>
2775 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
2776 of statements for renaming.
2777 (force_gimple_operand_1): Likewise, consistently for both
2778 calls to force_gimple_operand and force_gimple_operand_gsi.
2780 2012-05-14 Richard Guenther <rguenther@suse.de>
2782 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
2783 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
2785 (expand_omp_for): Likewise.
2786 (expand_omp_for_generic): Adjust conditional add to referenced vars.
2787 Use make_rename_temp for temporaries that should be rewritten into
2789 (expand_omp_for_static_nochunk): Likewise.
2790 (expand_omp_atomic_pipeline): Likewise.
2792 2012-05-14 Richard Guenther <rguenther@suse.de>
2794 PR tree-optimization/53331
2795 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
2797 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
2799 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2802 * doc/options.texi: (LangEnabledBy): Document it.
2803 * optc-gen.awk: Handle LangEnabledBy.
2804 * opth-gen.awk: Generate declaration for lang-specific functions.
2805 * opt-read.awk: Record lang numbers.
2806 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
2807 (lang_sanitized_name): New.
2809 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
2811 * attribs.c (decl_attributes): Avoid emitting a warning if
2813 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
2814 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
2815 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
2816 define a string "1".
2817 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
2818 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
2819 BUILT_IN_STRCPY): Use it for these functions.
2820 * postreload.c (reload_combine): Deal with SETs inside
2821 CALL_INSN_FUNCTION_USAGE.
2822 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
2823 Look for REG_RETURNED notes and use a cheap restore if possible.
2824 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
2825 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
2826 * ira-build.c (ira_create_allocno, create_cap_allocno,
2827 propagate_allocno_info, propagate_some_info_from_allocno,
2828 copy_info_to_removed_store_destination, ira_flattening): Handle it.
2829 * ira-lives.c (pseudo_regno_single_word_and_live_p,
2830 find_call_crossed_cheap_reg): New static functions.
2831 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
2832 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
2833 a REG_RETURNED note in that case.
2834 * ira.c (setup_reg_renumber): Change assert to allow cases where
2835 allocnos only cross calls for which they are cheap to restore.
2836 * ira-costs.c (ira_tune_allocno_costs): Compare
2837 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
2839 * reg-notes.def (REG_RETURNED): New note.
2840 * cse.c (cse_insn): Likewise.
2841 * sched-deps.c (sched_analyze_insn): Likewise.
2842 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
2843 * calls.c (decl_return_flags): New static function.
2844 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
2845 functions that return one of their arguments.
2846 * regcprop.c (struct kill_set_value_data): New.
2847 (kill_set_value): Interpret data as a pointer to such a struct.
2848 Do nothing if the caller wants the register to be ignored.
2849 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
2851 2012-05-14 Richard Guenther <rguenther@suse.de>
2853 PR tree-optimization/53340
2854 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
2856 2012-05-14 Richard Guenther <rguenther@suse.de>
2858 * gimplify.c (gimplify_expr): Remove odd code.
2860 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2862 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
2863 into a PLUS_EXPR byte offset.
2865 * tree-ssa-pre.c (can_value_number_call): Delete.
2866 (compute_avail): Skip all statements with side effects.
2867 <GIMPLE_CALL>: Skip calls to internal functions.
2869 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
2871 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
2873 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2875 * common.opt (Wtype-limits): Use EnabledBy.
2877 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
2880 (pushtf splitter): Ditto.
2882 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
2883 (<code>tf2): Enable for TARGET_SSE.
2884 (*absnegtf2_sse): Ditto.
2885 (copysign<mode>3): Enable TFmode for TARGET_SSE.
2886 (copysign<mode>3_const): Ditto.
2887 (copysign<mode>3_var): Ditto.
2888 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
2889 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
2890 (*<code>tf3): Ditto.
2891 * config/i386/i386.c (struct builtin_description bdesc_args)
2892 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
2893 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
2894 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
2895 Emit a normal call if SSE isn't available.
2897 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
2900 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2901 (<code><mode>3): Ditto.
2902 (*andnot<mode>3): Ditto.
2903 (*andnottf3): Ditto.
2904 (*<code><mode>3): Ditto.
2907 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2909 * optc-gen.awk: Error instead of warning for conflicting help.
2911 2012-05-12 Jason Merrill <jason@redhat.com>
2914 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
2917 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2919 * function.c (requires_stack_frame_p): If the function can throw
2920 non-call exceptions, return true if the insn can throw internally.
2922 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
2924 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
2926 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2928 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2929 ORDERED and UNORDERED conditions.
2931 2012-05-11 Richard Guenther <rguenther@suse.de>
2933 * tree-flow.h (referenced_var_check_and_insert): Remove.
2934 (find_new_referenced_vars): Likewise.
2935 * tree-dfa.c (referenced_var_check_and_insert): Make static.
2936 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
2937 * tree-inline.c (copy_bb): Use find_referenced_vars_in
2938 instead of find_new_referenced_vars.
2939 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
2941 2012-05-11 Richard Guenther <rguenther@suse.de>
2943 * tree-pass.h (pass_rest_of_compilation,
2944 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
2946 * passes.c (pass_all_optimizations, pass_postreload,
2947 pass_all_early_optimizations): Make static.
2948 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
2949 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
2950 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
2951 (delete_tree_ssa): Do not call fini_phinodes.
2952 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
2954 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2957 * doc/options.texi (EnabledBy): Document
2958 * opts.c: Include opts.h and options.h before tm.h.
2959 (finish_options): Do not handle some sub-options here...
2960 (common_handle_option): ... instead call common_handle_option_auto
2962 * optc-gen.awk: Handle EnabledBy.
2963 * opth-gen.awk: Declare common_handle_option_auto.
2964 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
2965 (Wmaybe-uninitialized): Likewise.
2966 (Wunused-but-set-variable): Likewise.
2967 (Wunused-function): Likewise.
2968 (Wunused-label): Likewise.
2969 (Wunused-value): Likewise.
2970 (Wunused-variable): Likewise.
2971 * opt-read.awk: Create opt_numbers array.
2973 2012-05-11 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/53295
2976 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
2978 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
2979 strides when analyzing data-references in a loop context.
2980 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
2981 non-constant strides for now.
2982 (vect_enhance_data_refs_alignment): Ignore data references
2983 that are strided loads.
2984 (vect_analyze_data_ref_access): Handle non-constant strides.
2985 (vect_check_strided_load): Verify the data-reference is a load.
2986 (vect_analyze_data_refs): Restructure to make strided load
2987 support not dependent on gather support.
2988 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
2989 when doing strided or gather loads.
2990 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
2991 integer_zerop to compare stride with zero.
2993 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
2997 2012-05-11 Jan Hubicka <jh@suse.cz>
3000 * varpool.c (varpool_assemble_decl): Also output constat pool entries
3001 that output_constant_pool missed.
3003 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
3005 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
3006 MULTILIB_EXTRA_OPTS.
3008 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
3013 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
3016 optimization for TARGET_AVX.
3017 (*movti_internal_sse): Ditto.
3018 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
3019 (*movdi_internal): Ditto.
3020 (*movsi_internal): Ditto.
3021 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
3022 (*movdf_internal_rex64): Ditto.
3023 (*movfd_internal): Ditto.
3024 (*movsf_internal): Ditto.
3025 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
3027 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3029 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
3030 reference as size attribute.
3032 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3033 Tristan Gingold <gingold@adacore.com>
3035 * doc/md.texi (Standard Names): Document probe_stack_address.
3036 * explow.c (emit_stack_probe): Handle probe_stack_address.
3037 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
3038 (UNSPECV_PROBE_STACK_RANGE): Likewise.
3039 (probe_stack_address): New insn.
3040 (probe_stack_range): Likewise.
3041 * config/ia64/ia64.c: Include common/common-target.h.
3042 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
3043 checking is enabled.
3044 (ia64_emit_probe_stack_range): New function.
3045 (output_probe_stack_range): Likewise.
3046 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
3047 builtin stack checking is enabled.
3048 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
3049 and UNSPECV_PROBE_STACK_ADDRESS.
3050 (unknown_for_bundling_p): New predicate.
3051 (group_barrier_needed): Use important_for_bundling_p.
3052 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
3053 (issue_nops_and_insn): Likewise.
3054 (bundling): Likewise.
3055 (final_emit_insn_group_barriers): Likewise.
3056 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
3057 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
3058 (STACK_CHECK_PROTECT): Likewise.
3059 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3061 2012-05-10 Jan Hubicka <jh@suse.cz>
3063 * ipa-inline.c (update_all_callee_keys): Remove.
3064 (inline_small_functions): Simplify priority updating.
3066 2012-05-10 Jan Hubicka <jh@suse.cz>
3068 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
3070 2012-05-10 Jan Hubicka <jh@suse.cz>
3072 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
3073 (symtab_remove_unreachable_nodes): ... this one.
3074 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
3075 * cgraphunit.c (ipa_passes): Update.
3076 * cgraphclones.c (cgraph_materialize_all_clones): Update.
3077 * cgraph.c (cgraph_release_function_body): Only turn initial
3078 into error mark when initial was previously set.
3079 * ipa-inline.c (ipa_inline): Update.
3080 * ipa.c: Include ipa-inline.h
3081 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
3082 (enqueue_node): New function.
3083 (process_references): Update.
3084 (symtab_remove_unreachable_nodes): Cleanup.
3085 * passes.c (execute_todo, execute_one_pass): Update.
3087 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
3089 PR rtl-optimization/53125
3090 * ira.c (ira): Call find_moveable_pseudos and
3091 move_unallocated_pseudos if only ira_conflicts_p is true.
3093 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/i386.md (*movoi_internal_avx): Handle
3096 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
3097 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
3098 (*movti_internal_sse): Ditto.
3099 (*movtf_internal): Ditto.
3100 * config/i386/sse.md (ssePSmode): New mode attribute.
3101 (*move<mode>_internal): Use ssePSmode.
3102 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
3103 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
3104 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
3105 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
3107 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3109 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3110 DECL_ORIGINAL_TYPE if it is present.
3112 2012-05-10 Nick Clifton <nickc@redhat.com>
3115 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
3116 a "0" constraint to being a (match_dup 0).
3118 2012-05-10 Richard Guenther <rguenther@suse.de>
3120 * stor-layout.c (byte_from_pos): Amend comment.
3122 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3124 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
3125 Document requirement to call in constructors.
3127 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
3129 2012-05-10 Richard Guenther <rguenther@suse.de>
3131 * tree.h (TYPE_IS_SIZETYPE): Remove.
3132 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
3133 (extract_muldiv_1): Likewise.
3134 * gimple.c (gtc_visit): Likewise.
3135 (gimple_types_compatible_p): Likewise.
3136 (iterative_hash_canonical_type): Likewise.
3137 (gimple_canonical_types_compatible_p): Likewise.
3138 * gimplify.c (gimplify_one_sizepos): Likewise.
3139 * print-tree.c (print_node): Likewise.
3140 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
3142 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3146 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3147 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3148 instead of xop_mulv2div2di3_low.
3149 (xop_p<macs>dql): Fix vec_select selector.
3150 (xop_p<macs>dqh): Ditto.
3151 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3152 (xop_mulv2div2di3_high): Ditto.
3154 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3157 * diagnostic.h (diagnostic_context): Add last_location.
3158 * diagnostic.c (diagnostic_initialize): Initialize it.
3159 (diagnostic_show_locus): Use it.
3161 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3163 * doc/extend.texi (Function Attributes): Point xref to section
3166 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3168 * config/i386/i386.c (*movdf_internal_rex64): Remove
3169 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
3170 Calculate "mode" attribute according to
3171 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
3172 (*movdf_internal): Ditto.
3174 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
3178 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
3179 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
3180 or when optimizing for size.
3181 * config/i386/sse.md (*mov<mode>_internal): Remove
3182 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
3183 Calculate "mode" attribute according to optimize_function_for_size_p
3184 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
3185 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
3186 depending on the mode of the instruction. Calculate "mode" attribute
3187 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
3188 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
3189 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
3191 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3194 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3195 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3196 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3197 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3198 (expand_prologue): Move initialization of cfun->machine->is_naked,
3199 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3200 (avr_set_current_function): ...this new static function.
3201 (TARGET_SET_CURRENT_FUNCTION): New define.
3202 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3203 checking attributes of current_function_decl.
3204 (avr_regs_to_save): Ditto.
3205 (signal_function_p): Rename to avr_signal_function_p.
3206 (interrupt_function_p): Rename to avr_interrupt_function_p.
3208 * doc/extend.texi (Function Attributes): Better explanation of
3209 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3212 2012-05-09 Michael Matz <matz@suse.de>
3214 PR tree-optimization/53185
3215 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
3216 peeling when we see strided loads.
3218 2012-05-09 Matthias Klose <doko@ubuntu.com>
3220 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3222 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3224 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
3225 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
3226 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
3227 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
3228 (USE_LOAD_POST_INCREMENT): Define.
3229 (USE_LOAD_PRE_INCREMENT): Define.
3230 (USE_LOAD_POST_DECREMENT): Define.
3231 (USE_LOAD_PRE_DECREMENT): Define.
3232 (USE_STORE_PRE_DECREMENT): Define.
3233 (USE_STORE_PRE_INCREMENT): Define.
3234 (USE_STORE_POST_DECREMENT): Define.
3235 (USE_STORE_POST_INCREMENT): Define.
3236 (arm_auto_incmodes): Add enumeration.
3237 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
3238 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
3240 2012-05-09 Jakub Jelinek <jakub@redhat.com>
3242 PR tree-optimization/53226
3243 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
3244 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
3245 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
3246 doesn't need to be revisited, look for earliest stmt with
3247 !gimple_plf (stmt, GF_PLF_1) if something changed.
3249 2012-05-09 Terry Guo <terry.guo@arm.com>
3251 * genmultilib: Update copyright dates.
3252 * doc/fragments.texi: Ditto.
3254 2012-05-09 Terry Guo <terry.guo@arm.com>
3256 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
3257 * genmultilib (MULTILIB_REQUIRED): New.
3258 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
3260 2012-05-09 Richard Guenther <rguenther@suse.de>
3262 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3263 (vect_do_peeling_for_loop_bound): Likewise.
3264 (vect_do_peeling_for_alignment): Likewise.
3265 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
3266 (vect_do_peeling_for_loop_bound): Get check_profitability and
3267 threshold as parameters.
3268 (vect_do_peeling_for_alignment): Likewise.
3269 (vect_loop_versioning): Likewise.
3270 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
3271 and threshold here. Control where to put the check here.
3273 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
3276 * dwarf2out.h (get_address_mode): Move declaration to...
3278 * dwarf2out.c (get_address_mode): Move definition to...
3279 * rtlanal.c: ...here.
3280 * var-tracking.c (get_address_mode): Delete.
3281 * combine.c (find_split_point): Use get_address_mode instead of
3282 targetm.addr_space.address_mode.
3283 * cselib.c (cselib_record_sets): Likewise.
3284 * dse.c (canon_address, record_store): Likewise.
3285 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
3286 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
3287 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
3288 (expand_expr_real_1): Likewise.
3289 * ifcvt.c (noce_try_cmove_arith): Likewise.
3290 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
3291 * reload.c (find_reloads): Likewise.
3292 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3293 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
3295 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
3297 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
3298 information from the instruction produced.
3300 2012-05-09 Richard Guenther <rguenther@suse.de>
3302 * stor-layout.c (bit_from_pos): Document.
3303 (byte_from_pos): Likewise. Optimize.
3304 (pos_from_bit): Likewise.
3305 (normalize_offset): Use pos_from_bit instead of replicating it.
3307 2012-05-09 Alan Modra <amodra@gmail.com>
3310 * config/rs6000/rs6000.c (gen_frame_set): New function.
3311 (gen_frame_load, gen_frame_store): New functions.
3312 (rs6000_savres_rtx): Use the above.
3313 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
3314 Correct mode used for CR2 in save/restore_world patterns.
3315 Don't emit instructions for eh_return frame unwind reg info.
3317 2012-05-08 Jan Hubicka <jh@suse.cz>
3319 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
3321 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
3323 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
3325 (compile_file): Do not output variables.
3326 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
3328 * langhooks.c: Include timevar.h
3329 (write_global_declarations): Finalize compilation unit after wrapup;
3330 set timevars correctly.
3331 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
3332 not to be added to varpool.
3333 * varpool.c (varpool_assemble_decl): Sanity check that we are called
3334 only on cases where it makes sense; skip constant pool and value expr
3337 2012-05-08 David S. Miller <davem@davemloft.net>
3339 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
3340 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
3341 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
3343 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
3345 PR rtl-optimization/53278
3346 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
3347 speed_p code from earlier patch.
3349 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3352 * config/sh/sh.md (*branch_true, *branch_false): New insns.
3354 2012-05-08 Teresa Johnson <tejohnson@google.com>
3356 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
3357 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
3359 2012-05-08 Jan Hubicka <jh@suse.cz>
3361 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
3362 (cgraph_create_node_1): Rename to ...
3363 (cgraph_create_empty_node): ... this one; export.
3364 (cgraph_create_node): Update.
3365 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
3366 (cgraph_create_edge_including_clones): Likewise.
3367 (cgraph_find_replacement_node): Likewise.
3368 (cgraph_clone_edge): Likewise.
3369 (cgraph_clone_node): Likewise.
3370 (clone_function_name): Likewise.
3371 (cgraph_create_virtual_clone): Likewise.
3372 (cgraph_remove_node_and_inline_clones): Likewise.
3373 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
3374 * cgraph.h: Reorder declarations so they match file of origin.
3375 (cgraph_create_empty_node): Declare.
3376 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
3377 (cgraph_copy_node_for_versioning): Likewise.
3378 (cgraph_function_versioning): Likewise.
3379 (cgraph_materialize_clone): Likewise.
3380 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
3381 (cgraph_materialize_all_clones): Likewise.
3382 * cgraphclones.c: New file.
3383 * Makefile.in: Update for cgraphclones.
3385 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
3388 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
3389 (ix86_rtx_costs): Handle SET.
3391 2012-05-08 Michael Matz <matz@suse.de>
3393 * basic-block.h (struct rtl_bb_info): Remove visited member and
3394 move head_ member to ...
3395 (struct basic_block_def.basic_block_il_dependent): ... the new
3396 member x, replacing but containing old member rtl.
3397 (enum bb_flags): New BB_VISITED flag.
3398 (BB_HEADER, BB_FOOTER): New macros.
3400 * jump.c (mark_all_labels): Adjust.
3401 * cfgcleanup.c (try_optimize_cfg): Adjust.
3402 * cfglayout.c (record_effective_endpoints): Adjust.
3403 (relink_block_chain): Ditto (and don't fiddle with visited).
3404 (fixup_reorder_chain): Adjust.
3405 (fixup_fallthru_exit_predecessor): Ditto.
3406 (cfg_layout_duplicate_bb): Ditto.
3407 * combine.c (update_cfg_for_uncondjump): Adjust.
3408 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
3409 (bb_visited_trace): New accessor.
3410 (mark_bb_visited): Move in front.
3411 (rotate_loop): Use bb_visited_trace.
3412 (find_traces_1_round): Ditto.
3413 (emit_barrier_after): Ditto.
3414 (copy_bb): Ditto, and initialize visited on resize.
3415 (reorder_basic_blocks): Initize visited member.
3416 (duplicate_computed_gotos): Clear bb flags at start, use
3419 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
3420 (rtl_verify_flow_info_1): Ditto.
3421 (cfg_layout_split_block): Ditto.
3422 (cfg_layout_delete_block): Ditto.
3423 (cfg_layout_merge_blocks): Ditto.
3424 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
3426 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3429 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3430 when a constant source operand matches an "I" constraint, the "no
3431 CC0 change" applies to a register-destination only, not a
3432 strict_low_part-destination.
3434 2012-05-08 Richard Guenther <rguenther@suse.de>
3436 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
3437 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
3439 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
3441 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
3443 * doc/avr-mmcu.texi: New auto-generated file.
3444 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
3445 to document all valid -mmcu= arguments.
3447 * config/avr/avr.h (arch_info_s): New struct definition.
3448 * config/avr/avr-devices.c (avr_texinfo): New variable.
3449 * config/avr/gen-avr-mmcu-texi.c: New file.
3450 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
3452 2012-05-08 Dehao Chen <dehao@google.com>
3454 * predict.c (find_qualified_ssa_name): New.
3455 (find_ssa_name_in_expr): New.
3456 (find_ssa_name_in_assign_stmt): New.
3457 (is_comparison_with_loop_invariant_p): New.
3458 (is_bound_expr_similar): New.
3459 (predict_iv_comparison): New.
3460 (predict_loops): Add heuristic for loop-nested branches that compare an
3461 induction variable to a loop bound variable.
3462 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
3464 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
3466 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
3467 TARGET_BDVER2 defines where appropriate.
3469 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
3471 * configure.ac (PLUGIN_LD): Rename into...
3472 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
3473 * config.in: Regenerate.
3474 * configure: Likewise.
3475 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
3477 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
3479 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
3480 computation using the precision of the index type.
3481 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
3482 (fold_array_ctor_reference): Do index computations in the index type.
3484 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
3486 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
3487 down to plus_constant.
3488 (expand_epilogue): Ditto.
3490 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3492 * postreload.c (reload_cse_regs): Make static.
3493 * reload.h (reload_cse_regs): Remove prototype.
3495 2012-05-07 Richard Henderson <rth@redhat.com>
3497 * config/alpha/alpha.md (clear_cache): New pattern.
3499 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3502 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
3503 is folded to a type boundary value, verify that the resulting case
3504 label is still a care range.
3506 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
3509 only for TARGET_GENERIC, when not optimizing for size.
3510 (*ffs<mode>_1): Ditto.
3512 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3514 * tree-cfg.c (verify_gimple_switch): Tighten checks.
3516 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3518 PR tree-optimization/53239
3519 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
3520 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
3522 2012-05-07 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/53195
3525 * tree-inline.c (setup_one_parameter): Properly add referenced
3526 vars from the parameters new known value.
3528 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3530 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
3531 (sched_branch_type): Remove.
3532 (m68k_sched_md_init_global): Don't allocate it.
3533 (m68k_sched_md_finish_global): Don't free it.
3534 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
3535 * config/m68k/m68k.md: Set the type of insns using
3536 m68k_sched_branch_type to bcc directly.
3538 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3540 * config/sol2.c (solaris_override_options): New function.
3541 * config/sol2-protos.h (solaris_override_options): Declare.
3542 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3544 2012-05-07 Richard Guenther <rguenther@suse.de>
3546 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
3547 whether we failed to compute data dependences.
3548 (loop_prefetch_arrays): Fail if we failed.
3550 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
3551 Paolo Bonzini <bonzini@gnu.org>
3553 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
3554 Emit bsf when optimizing for size.
3555 (*ffs<mode>_1): Ditto.
3557 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3560 * config/sh/sh.c (sh_rtx_costs): Handle SET.
3562 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
3566 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
3567 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
3569 (*bswapdi2_doubleword): New insn pattern.
3570 (*bswap<mode>2): Rename from *bswap<mode>2_1.
3572 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
3574 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
3575 (mips_set_reg_reg_cost): Likewise.
3576 (mips_rtx_costs): Handle SET.
3578 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
3580 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
3581 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
3582 to compute the cost of moves. Set the mode of the target register.
3584 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
3586 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
3587 plus_constant function.
3588 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
3589 that the mode is sensible.
3590 (use_anchored_address, round_push, allocate_dynamic_stack_space)
3591 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
3594 * alias.c (canon_rtx): Likewise.
3595 (init_alias_analysis): Likewise.
3596 * builtins.c (expand_builtin_return_addr)
3597 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
3598 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
3599 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
3600 (expand_builtin_stpcpy): Likewise.
3601 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
3602 (compute_argument_addresses, internal_arg_pointer_based_exp)
3603 (expand_call, emit_library_call_value_1): Likewise.
3604 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
3605 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
3606 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
3607 * cse.c (insert_const_anchor, find_reg_offset_for_const)
3608 (use_related_value, fold_rtx): Likewise.
3609 * cselib.c (cselib_subst_to_values): Likewise.
3610 * dse.c (record_store, check_mem_read_rtx): Likewise.
3611 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
3612 * emit-rtl.c (adjust_address_1): Likewise.
3613 * except.c (sjlj_emit_function_enter)
3614 (expand_builtin_extract_return_addr)
3615 (expand_builtin_frob_return_addr): Likewise.
3616 * expmed.c (expand_divmod): Likewise.
3617 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
3618 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
3619 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
3620 * function.c (assign_stack_local_1)
3621 (instantiate_virtual_regs_in_rtx): Likewise.
3622 * optabs.c (prepare_cmp_insn): Likewise.
3623 * recog.c (offsettable_address_addr_space_p): Likewise.
3624 * reload.c (find_reloads_address, form_sum)
3625 (find_reloads_subreg_address): Likewise.
3626 * reload1.c (init_reload, eliminate_regs_1)
3627 (eliminate_regs_in_insn): Likewise.
3628 * simplify-rtx.c (simplify_unary_operation_1)
3629 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
3630 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
3631 (vt_add_function_parameter): Likewise.
3633 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
3634 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
3635 * config/alpha/alpha.c (alpha_legitimize_address_1)
3636 (get_unaligned_address, alpha_expand_unaligned_load)
3637 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
3638 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
3639 (alpha_expand_builtin_establish_vms_condition_handler)
3640 (alpha_setup_incoming_varargs, emit_frame_store_1)
3641 (alpha_expand_prologue, alpha_expand_epilogue)
3642 (alpha_use_linkage): Likewise.
3643 * config/alpha/alpha.md: Likewise.
3645 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
3646 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
3647 (thumb_legitimize_address, arm_gen_load_multiple_1)
3648 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
3649 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
3650 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
3651 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
3652 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
3653 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
3654 (thumb_expand_movmemqi, arm_set_return_address)
3655 (thumb_set_return_address): Likewise.
3656 * config/arm/arm.md: Likewise.
3658 * config/avr/avr.c (avr_incoming_return_addr_rtx)
3659 (avr_prologue_setup_frame, expand_epilogue)
3660 (avr_const_address_lo16): Likewise.
3662 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
3663 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
3664 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
3665 (bfin_output_mi_thunk): Likewise.
3667 * config/c6x/c6x.c (c6x_initialize_trampoline)
3668 (c6x_output_mi_thunk): Likewise.
3670 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
3671 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
3673 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
3674 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
3675 (cris_emit_movem_store, cris_trampoline_init): Likewise.
3676 * config/cris/cris.md: Likewise.
3678 * config/darwin.c (machopic_indirect_data_reference)
3679 (machopic_legitimize_pic_address): Likewise.
3681 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
3682 (epiphany_expand_prologue, epiphany_expand_epilogue)
3683 (epiphany_trampoline_init): Likewise.
3684 * config/epiphany/epiphany.md: Likewise.
3686 * config/fr30/fr30.c (fr30_move_double): Likewise.
3688 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
3689 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
3690 (frv_index_memory, unspec_got_name, frv_find_base_term)
3691 (frv_output_dwarf_dtprel): Likewise.
3693 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
3694 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
3696 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
3697 * config/i386/i386.c (setup_incoming_varargs_64)
3698 (setup_incoming_varargs_ms_64, choose_baseaddr)
3699 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
3700 (ix86_emit_probe_stack_range, ix86_expand_prologue)
3701 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
3702 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
3703 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
3704 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
3705 (x86_output_mi_thunk): Likewise.
3706 * config/i386/i386.md: Likewise.
3708 * config/ia64/ia64.c (ia64_expand_load_address)
3709 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
3710 (do_spill, ia64_trampoline_init): Likewise.
3712 * config/iq2000/iq2000.c (iq2000_va_start)
3713 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
3714 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
3715 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
3717 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
3719 * config/m32c/m32c.c (m32c_return_addr_rtx)
3720 (m32c_expand_insv): Likewise.
3722 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
3723 (m32r_legitimize_pic_address, m32r_print_operand)
3724 (m32r_print_operand_address): Likewise.
3726 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
3727 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
3728 (EH_RETURN_HANDLER_RTX): Likewise.
3729 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
3730 (m68k_expand_epilogue, legitimize_pic_address)
3731 (m68k_output_mi_thunk): Likewise.
3732 * config/m68k/m68k.md: Likewise.
3734 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3735 (mcore_expand_epilog): Likewise.
3736 * config/mcore/mcore.md: Likewise.
3738 * config/mep/mep.c (mep_allocate_initial_value)
3739 (mep_expand_prologue, mep_expand_epilogue): Likewise.
3741 * config/microblaze/microblaze.c (double_memory_operand)
3742 (microblaze_block_move_loop): Likewise.
3744 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
3745 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
3746 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
3747 (mips_expand_prologue, mips_epilogue_set_cfa)
3748 (mips_expand_epilogue): Likewise.
3749 * config/mips/mips.md: Likewise.
3751 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
3752 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
3754 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
3755 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
3757 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3758 (EH_RETURN_HANDLER_RTX): Likewise.
3759 * config/moxie/moxie.c (moxie_static_chain): Likewise.
3761 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
3762 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
3763 (pa_return_addr_rtx, hppa_builtin_saveregs)
3764 (pa_trampoline_init): Likewise.
3765 * config/pa/pa.md: Likewise.
3767 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
3769 * config/picochip/picochip.c (picochip_static_chain): Likewise.
3771 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
3772 * config/rs6000/rs6000.c (rs6000_legitimize_address)
3773 (setup_incoming_varargs, print_operand, rs6000_return_addr)
3774 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
3775 (rs6000_emit_epilogue)
3776 (rs6000_machopic_legitimize_pic_address): Likewise.
3778 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3780 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
3781 (DYNAMIC_CHAIN_ADDRESS): Likewise.
3782 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
3783 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
3784 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
3785 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
3786 (s390_emit_epilogue, s390_function_profiler): Likewise.
3787 * config/s390/s390.md: Likewise.
3789 * config/score/score.c (score_add_offset, score_prologue): Likewise.
3791 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
3792 (sh_output_mi_thunk): Likewise.
3793 * config/sh/sh.md: Likewise.
3795 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
3796 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
3797 * config/sparc/sparc.c (sparc_legitimize_pic_address)
3798 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
3799 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
3800 (emit_and_preserve): Likewise.
3801 * config/sparc/sparc.md: Likewise.
3803 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3804 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
3805 (spu_setup_incoming_varargs, ea_load_store_inline)
3806 (spu_expand_load): Likewise.
3808 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
3809 (combine_bnp): Likewise.
3811 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3812 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
3813 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
3815 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3816 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
3817 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
3819 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
3820 * config/v850/v850.md: Likewise.
3822 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
3823 (EH_RETURN_HANDLER_RTX): Likewise.
3824 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
3825 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
3826 (print_operand_address, vax_trampoline_init): Likewise.
3828 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
3829 (xtensa_function_value_regno_p): Likewise.
3831 2012-05-04 Andrew Pinski <apinski@cavium.com>
3833 * expr.c (get_def_for_expr_class): New function.
3834 (convert_tree_comp_to_rtx): New function.
3835 (expand_cond_expr_using_cmove): New function.
3836 (expand_expr_real_2 <case COND_EXPR>): Call
3837 expand_cond_expr_using_cmove first and return if it succeeds.
3838 Remove the check for HAVE_conditional_move since we should have
3839 already converted it to a conditional move.
3840 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
3841 modes of DImode for 32bits and TImode.
3843 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3846 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
3847 (print_md_ptr_loc, print_c_condition): Use them.
3848 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
3849 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
3850 attr_file, dfa_file, latency_file): New global variables.
3851 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
3852 write_upcase, write_indent, write_length_unit_log, write_test_expr,
3853 write_attr_get, write_insn_cases, write_eligible_delay,
3854 write_const_num_delay_slots): Accept FILE pointer and toss it around.
3856 (write_header, open_outfile, handle_arg): New funcions.
3857 (make_automaton_attrs): Write prototypes as extern to the output
3859 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
3860 names from the command line. Open the output files and write out
3861 internal functions for DFA functions to dfa_file_name, insn latency
3862 functions to latency_file_name, and everything else to attr_file.
3863 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
3864 (BACKEND): Build libbackend first.
3865 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
3866 (.PRECIOUS): Likewise.
3867 (insn-dfatab.o): New rule.
3868 (insn-latencytab.o): New rule.
3869 (simple_rtl_generated_c): Do not include insn-attrtab.c.
3870 (s-attrtab): New rule.
3872 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3874 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
3875 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
3876 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
3877 * reorg.c (get_jump_flags): Do not set the removed flags.
3879 * doc/md.texi (attr_flag): Update for abovementioned changes.
3881 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3885 (TARGET_CMOV): Rename from TARGET_CMOVE.
3886 (TARGET_CMOVE): New define.
3887 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3888 Do not set TARGET_CMOVE here.
3890 2012-05-04 Dodji Seketeli <dodji@redhat.com>
3892 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
3893 * opts.c (finish_options): Activate -Wunused-local-typedefs if
3894 -Wunused is activated.
3895 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
3897 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3899 * config/s390/s390.md (*movmem_short, *clrmem_short)
3900 (*cmpmem_short): Move the mode check from the insn condition to
3903 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3905 PR tree-optimization/52633
3906 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3907 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3908 (vect_recog_over_widening_pattern): Remove handling of code that was
3909 already detected as over-widening pattern. Remove special handling
3910 of "unsigned" cases. Instead, support general case of conversion
3911 of the shift result to another type.
3913 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3915 * tree-vect-patterns.c (vect_single_imm_use): New function.
3916 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3917 (vect_recog_over_widening_pattern): Likewise.
3918 (vect_recog_widen_shift_pattern): Likewise.
3920 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3922 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
3923 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
3924 (vect_recog_widen_mult_pattern): Likewise.
3925 (vect_operation_fits_smaller_type): Likewise.
3926 (vect_recog_over_widening_pattern): Likewise.
3927 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
3929 2012-05-04 Richard Guenther <rguenther@suse.de>
3932 * lto-wrapper.c (merge_and_complain): Complain about mismatches
3933 of -freg-struct-return and -fpcc-struct-return.
3934 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
3935 from the input file options and ignore those from the link
3938 2012-05-04 Richard Guenther <rguenther@suse.de>
3940 PR tree-optimization/53168
3941 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
3942 memory reads when the result is a constant we can pun.
3944 2012-05-04 Richard Guenther <rguenther@suse.de>
3946 * common.opt (flto-report): Do not mark as Optimization.
3948 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3951 * recog.c (constrain_operands): If extra constraints are present, also
3952 accept pseudo-registers with equivalent memory locations during reload.
3954 2012-05-04 Olivier Hainque <hainque@adacore.com>
3956 * collect2.c (may_unlink_output_file): New global.
3957 (maybe_unlink): Honor it.
3958 * collect2.h: Add extern for it.
3959 * tlink.c (do_tlink): Set it to true if the link succeeded.
3961 2012-05-04 Olivier Hainque <hainque@adacore.com>
3963 * gcc.c (eval_spec_function): Finalize/restore the current string
3964 obstack state as part of the context push/pop operations.
3966 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3968 PR rtl-optimization/52804
3969 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3970 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3971 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3972 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3973 RELOAD_FOR_OUTADDR_ADDRESS.
3975 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
3978 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
3979 for macro expansion.
3981 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3983 * flags.h (flag_permissive): Do not declare.
3984 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
3986 * toplev.c (flag_permissive): Do not define.
3987 * c-tree.h (system_header_p): Delete unused.
3989 2012-05-03 David S. Miller <davem@davemloft.net>
3992 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3993 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3994 (sparc_emit_float_lib_cmp): Likewise.
3996 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3999 * config/rs6000/rs6000.md (bswapdi splitters): If
4000 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4001 default) is used, generate an alternate sequence that does not
4002 depend on using indexed addressing.
4004 2012-05-03 Jason Merrill <jason@redhat.com>
4006 * gengtype.c (write_types): Fix warning message.
4007 (write_local): Likewise.
4009 2012-05-02 Jason Merrill <jason@redhat.com>
4011 * dwarf2out.c (struct external_ref, build_local_stub): New.
4012 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
4013 (optimize_external_refs, optimize_external_refs_1): New.
4014 (change_AT_die_ref): New.
4015 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
4016 (build_abbrev_table): Take the external refs hashtable.
4017 (output_comp_unit): Get it from optimize_external_refs and pass it in.
4019 2012-05-03 Jan Hubicka <jh@suse.cz>
4022 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
4024 2012-05-03 Jan Hubicka <jh@suse.cz>
4027 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
4029 2012-05-03 Jason Merrill <jason@redhat.com>
4031 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
4032 use_debug_types to discriminate the die_id union.
4033 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
4034 (build_abbrev_table, output_die): Likewise.
4035 (prune_unused_types_walk_attribs): Likewise.
4036 (generate_type_signature, copy_declaration_context): Set it.
4037 (remove_child_or_replace_with_skeleton): Set it.
4038 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
4039 check use_debug_types.
4040 (dwarf2out_finish): Do break_out_includes after .debug_types.
4042 2012-05-03 Jason Merrill <jason@redhat.com>
4044 * dwarf2out.c (modified_type_die): Use scope_die_for.
4045 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
4046 (uses_local_type_r, uses_local_type): New.
4047 (scope_die_for): Keep a type that uses a local type in local scope.
4048 Use get_context_die for namespace and type scope.
4050 2012-05-03 Jason Merrill <jason@redhat.com>
4052 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
4054 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
4055 (dwarf2out_finish): Likewise.
4057 2012-05-03 Martin Jambor <mjambor@suse.cz>
4059 * builtins.c (get_object_alignment_1): Return whether we can determine
4060 the alignment or conservatively assume byte alignment. Return the
4061 alignment by reference. Use get_pointer_alignment_1 for dereference
4063 (get_pointer_alignment_1): Return whether we can determine the
4064 alignment or conservatively assume byte alignment. Return the
4065 alignment by reference. Use get_ptr_info_alignment to get SSA name
4067 (get_object_alignment): Update call to get_object_alignment_1.
4068 (get_object_or_type_alignment): Likewise, fall back to type alignment
4069 only when it returned false.
4070 (get_pointer_alignment): Update call to get_pointer_alignment_1.
4071 * fold-const.c (get_pointer_modulus_and_residue): Update call to
4072 get_object_alignment_1.
4073 * ipa-prop.c (ipa_modify_call_arguments): Update call to
4074 get_pointer_alignment_1.
4075 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
4076 of MEM_REF or TARGET_MEM_REF only when it returns false.
4077 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
4078 get_object_alignment_1.
4079 (ccp_finalize): Use set_ptr_info_alignment.
4080 * tree.h (get_object_alignment_1): Update declaration.
4081 (get_pointer_alignment_1): Likewise.
4082 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
4083 (dump_gimple_stmt): Likewise.
4084 * tree-flow.h (ptr_info_def): Updated comments of fields align and
4086 (get_ptr_info_alignment): Declared.
4087 (mark_ptr_info_alignment_unknown): Likewise.
4088 (set_ptr_info_alignment): Likewise.
4089 (adjust_ptr_info_misalignment): Likewise.
4090 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
4091 and set alignment of SSA names.
4092 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
4093 mark_ptr_info_alignment_unknown.
4094 * tree-ssanames.c (get_ptr_info_alignment): New function.
4095 (mark_ptr_info_alignment_unknown): Likewise.
4096 (set_ptr_info_alignment): Likewise.
4097 (adjust_ptr_info_misalignment): Likewise.
4098 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
4099 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
4101 (bump_vector_ptr): Likewise.
4102 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
4103 (vectorizable_store): Likewise.
4104 (vectorizable_load): Likewise.
4106 2012-05-03 Michael Matz <matz@suse.de>
4108 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
4109 in front of basic_block_def.
4110 (struct basic_block_def): Make il.gimple the full struct, not a
4112 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
4114 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
4115 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
4116 NULL il.gimple, which can't happen anymore.
4117 * gimple.h (bb_seq): il.gimple can't be NULL.
4118 (bb_seq_add): Ditto.
4119 (set_bb_seq): Adjust.
4120 (gsi_start_bb, gsi_last_bb): Tidy.
4121 * lto-streamer-in.c (make_new_block): Don't zero members that
4122 are zeroed already, don't allocate a gimple_bb_info.
4123 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
4124 (remove_bb): Clear all il.gimple members.
4125 (gimple_verify_flow_info): Adjust for flat il.gimple.
4126 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
4128 * coretypes.h (const_gimple_seq): Remove typedef.
4129 * gimple.h (gimple_seq_first): Take gimple_seq.
4130 (gimple_seq_first_stmt): Ditto.
4131 (gimple_seq_last): Ditto.
4132 (gimple_seq_last_stmt): Ditto.
4133 (gimple_seq_empty_p): Ditto.
4135 2012-05-03 Richard Guenther <rguenther@suse.de>
4137 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
4139 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
4140 (compute_avail): Do not add possibly trapping operations to
4141 EXP_GEN if they might not be executed in the block.
4143 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
4145 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
4147 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
4149 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
4150 information as early as possible. Update dominance info instead of
4153 2012-05-03 Richard Guenther <rguenther@suse.de>
4155 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
4156 (union_contains_value): Remove.
4157 (vro_valid_in_sets): Likewise.
4158 (op_valid_in_sets): New function.
4159 (valid_in_sets): Use op_valid_in_sets.
4160 (insert_into_preds_of_block): Move dumping ...
4161 (do_regular_insertion): ... here.
4162 (do_partial_partial_insertion): ... and here. Dump that
4163 we've found a partial partial redundancy.
4164 (insert): Dump the current insert iteration.
4166 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4169 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4170 append program name to it and pass that as first argument
4171 to make_relative_prefix. Always pass standard_libexec_prefix
4172 as last argument to make_relative_prefix. If
4173 make_relative_prefix returns NULL, fall back to
4174 standard_libexec_prefix.
4177 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4181 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4182 mode, return that mode.
4185 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
4186 define __ATOMIC_HLE_* macros here.
4187 (ix86_target_macros): But here, using cpp_define_formatted.
4189 2012-05-03 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/53144
4192 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4194 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4195 with SSA name values.
4196 (vn_reference_lookup_3): Adjust callers.
4198 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4200 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4201 has_fma4 for AMD processors with both fma3 and fma4 support.
4203 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
4206 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
4209 2012-05-03 Michael Matz <matz@suse.de>
4212 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
4213 (dse_enter_block): Properly iterate the whole sequence even
4214 if the last statement was removed.
4216 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
4218 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
4219 unset flag_jump_tables.
4220 * stmt.c (expand_case): Remove special flag_pic case conditional
4221 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
4223 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
4225 * common/config/s390/s390-common.c (s390_option_optimization_table):
4226 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
4227 default when optimizing.
4229 2012-05-02 Martin Jambor <mjambor@suse.cz>
4232 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4233 of a variable when the contect is a function.
4235 2012-05-02 Michael Matz <matz@suse.de>
4237 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
4238 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
4239 (const_gimple_seq_node): Remove.
4240 (gimple_seq_node): Typedef as gimple.
4241 (struct gimple_statement_base): Add next and prev members,
4242 adjust all WORD markers in using structs.
4243 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
4244 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
4245 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
4246 gimple are the same.
4247 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
4249 (gimple_init_singleton): New function.
4250 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
4251 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
4253 (gsi_stmt_ptr): Remove.
4254 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
4256 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
4257 again, adjust for above changes.
4258 (update_call_edge_frequencies): Adjust for above changes.
4259 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
4260 (gsi_insert_seq_nodes_after): Ditto.
4261 (gsi_split_seq_after): Ditto.
4262 (gsi_set_stmt): Ditto.
4263 (gsi_split_seq_before): Ditto.
4264 (gsi_remove): Ditto.
4265 (gsi_insert_seq_before_without_update): Don't free sequence.
4266 (gsi_insert_seq_after_without_update): Ditto.
4267 (gsi_replace): Assert some more invariants.
4268 (gsi_insert_before_without_update, gsi_insert_after_without_update):
4270 (gsi_for_stmt): Don't search for stmt.
4271 (gsi_insert_on_edge_immediate): Tidy.
4273 * gimple.c (gimple_alloc_k): Remove "sequences".
4274 (gimple_seq_cache): Remove.
4275 (gimple_alloc_stat): Make stmt a singleton sequence.
4276 (gimple_seq_alloc, gimple_seq_free): Remove.
4277 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
4278 (gimple_copy): Ditto.
4279 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
4280 create iterator from correct sequence.
4281 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
4283 2012-05-02 Michael Matz <matz@suse.de>
4285 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
4287 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
4288 sequence, lazily allocate it.
4289 (bb_seq_addr): New function.
4290 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
4291 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
4292 (gsi_none): New function.
4293 (gsi_start_bb): Adjust.
4294 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
4295 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
4296 (gsi_last_bb): Adjust.
4298 * tree-flow-inline.h (phi_nodes_ptr): New function.
4300 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
4301 datastructure and interface change.
4302 (gsi_insert_seq_before_without_update): Ditto.
4303 (gsi_insert_seq_nodes_after): Ditto.
4304 (gsi_insert_seq_after_without_update): Ditto.
4305 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
4306 (gsi_split_seq_before): Ditto.
4307 (gsi_start_phis): Adjust.
4308 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
4309 (vect_transform_loop): Ditto.
4310 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
4311 gimple_seq_copy): Don't use gimple_seq_alloc.
4312 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
4313 (gimplify_seq_add_seq): Ditto.
4314 * lto-streamer-in.c (make_new_block): Ditto.
4315 * tree-cfg.c (create_bb): Ditto.
4316 * tree-sra.c (initialize_parameter_reductions): Ditto.
4318 2012-05-02 Michael Matz <matz@suse.de>
4320 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
4321 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
4322 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
4323 set_bb_seq): Move down to after gimple_statement_d definition.
4325 2012-05-02 Michael Matz <matz@suse.de>
4327 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4328 gsi_replace_with_seq, instead of inserting itself.
4329 * gimple-iterator.c (gsi_replace_with_seq): New function.
4330 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
4331 iterator instead of statement, advance it.
4332 (ssa_forward_propagate_and_combine): Adjust call to above.
4334 2012-05-02 Michael Matz <matz@suse.de>
4336 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
4338 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
4339 * tree-nested.c (walk_gimple_omp_for): Ditto.
4340 * trans-mem.c (lower_transaction): Ditto.
4341 * tree-eh.c (do_return_redirection): Ditto.
4342 (do_goto_redirection): Ditto.
4343 (lower_try_finally_switch): Ditto.
4344 * gimplify.c (gimplify_stmt): Ditto.
4345 (gimplify_scan_omp_clauses): Ditto.
4346 (gimplify_omp_for): Ditto.
4347 (gimplify_function_tree): Ditto.
4348 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
4349 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
4350 (mf_build_check_statement_for): Ditto.
4351 (mx_register_decls): Ditto.
4352 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
4353 and don't use itertors to append.
4354 (insert_stmts): Ditto.
4355 (insert_out_of_ssa_copy): Ditto.
4356 (insert_out_of_ssa_copy_on_edge): Ditto.
4358 2012-05-02 Michael Matz <matz@suse.de>
4360 * gimple.h (gimple_bind_body_ptr): New function.
4361 (gimple_bind_body): Use it.
4362 (gimple_catch_handler): Use gimple_catch_handler_ptr.
4363 (gimple_eh_filter_failure_ptr): New function.
4364 (gimple_eh_filter_failure): Use it.
4365 (gimple_eh_else_n_body_ptr): New function.
4366 (gimple_eh_else_n_body): Use it.
4367 (gimple_eh_else_e_body_ptr): New function.
4368 (gimple_eh_else_e_body): Use it.
4369 (gimple_try_eval_ptr): New function.
4370 (gimple_try_eval): Use it.
4371 (gimple_try_cleanup_ptr): New function.
4372 (gimple_try_cleanup): Use it.
4373 (gimple_wce_cleanup_ptr): New function.
4374 (gimple_wce_cleanup): Use it.
4375 (gimple_omp_body_ptr): New function.
4376 (gimple_omp_body): Use it.
4377 (gimple_omp_for_pre_body_ptr): New function.
4378 (gimple_omp_for_pre_body): Use it.
4379 (gimple_transaction_body_ptr): New function.
4380 (gimple_transaction_body): Use it.
4381 (gsi_split_seq_before): Adjust to return nothing and take pointer
4383 (gsi_set_stmt): Declare.
4384 (gsi_replace_with_seq): Declare.
4385 (walk_gimple_seq_mod): Declare.
4386 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
4388 * gimple-iterator.c (gsi_set_stmt): New function.
4389 (gsi_split_seq_before): Return new sequence via pointer argument.
4390 (gsi_replace): Use gsi_set_stmt.
4392 * tree-ssa-loop-im.c (move_computations_stmt): First remove
4394 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
4395 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
4397 (reserve_phi_args_for_new_edge): Change call to above,
4400 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
4401 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
4402 iterators. Adjust call to lower_omp.
4403 (lower_lastprivate_clauses): Adjust call to lower_omp.
4404 (lower_reduction_clauses): Ditto.
4405 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
4406 (lower_omp_sections): Don't explicitely count sequence length,
4407 nullify lowered bodies earlier, ensure stmts are part of only
4408 one sequence, adjust call to lower_omp.
4409 (lower_omp_single): Ensure stmts are part of only one sequence,
4410 adjust call to lower_omp.
4411 (lower_omp_master): Ditto.
4412 (lower_omp_ordered): Ditto.
4413 (lower_omp_critical): Ditto.
4414 (lower_omp_for): Ditto.
4415 (lower_omp_taskreg): Ditto, tidy.
4416 (lower_omp_1): Adjust calls to lower_omp.
4417 (execute_lower_omp): Ditto.
4418 (lower_omp): Adjust to take pointer to sequence.
4419 (diagnose_sb_2): Use walk_gimple_seq_mod.
4420 (diagnose_omp_structured_block_errors): Ditto and set possibly
4421 changed function body.
4422 * gimple-low.c (lower_function_body): Set function body after
4424 (lower_sequence): Adjust to take pointer to sequence.
4425 (lower_omp_directive): Ensure stmt isn't put twice into the
4426 sequence, adjust call to lower_sequence.
4427 (lower_stmt): Adjust calls to lower_sequence.
4428 (lower_gimple_bind): Ditto.
4429 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
4430 * tree-nested.c (walk_body): Take pointer to sequence, use
4431 walk_gimple_seq_mod.
4432 (walk_function): Adjust call to walk_body, set possibly changed body.
4433 (walk_gimple_omp_for): Adjust calls to walk_body.
4434 (convert_nonlocal_omp_clauses): Ditto.
4435 (convert_nonlocal_reference_stmt): Ditto.
4436 (convert_local_omp_clauses): Ditto.
4437 (convert_local_reference_stmt): Ditto.
4438 (convert_tramp_reference_stmt): Ditto.
4439 (convert_gimple_call): Ditto.
4440 (convert_nl_goto_reference): Use local iterator copy.
4441 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
4442 but taking pointer to sequence, ensure gsi_start is called with
4444 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
4445 asserting that the sequence head didn't change.
4446 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
4447 walk_gimple_seq_mod.
4448 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
4449 (execute_lower_tm): Ditto, and set possibly changed body.
4450 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
4451 call gsi_start with that lvalue.
4452 (replace_goto_queue_stmt_list): Ditto.
4453 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
4454 (replace_goto_queue): Ditto.
4455 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
4456 (lower_try_finally_onedest): Ditto.
4457 (lower_try_finally_copy): Ditto.
4458 (lower_try_finally_switch): Ditto.
4459 (lower_try_finally): Ditto.
4460 (lower_eh_filter): Ditto.
4461 (lower_eh_must_not_throw): Ditto.
4462 (lower_cleanup): Ditto.
4463 (lower_eh_constructs_2): Ditto.
4464 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
4465 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
4466 set possibly changed body.
4467 (optimize_double_finally): Call gsi_start with lvalue.
4469 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
4470 (gimple_split_block): Ditto.
4471 (gimple_merge_blocks): Use gsi_start_phis.
4472 (move_stmt_r): Use walk_gimple_seq_mod.
4473 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
4474 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
4475 (rebuild_cgraph_edges): Ditto.
4476 (cgraph_rebuild_references): Ditto.
4477 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
4478 * tree-inline.c (copy_phis_for_bb): Ditto.
4479 * tree-ssa-dce.c: Ditto.
4481 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
4483 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
4484 Andi Kleen <ak@linux.intel.com>
4486 * coretypes.h (MEMMODEL_MASK): New.
4487 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
4488 and return new variable.
4489 (expand_builtin_atomic_exchange): Mask memmodel values.
4490 (expand_builtin_atomic_compare_exchange): Ditto.
4491 (expand_builtin_atomic_load): Ditto.
4492 (expand_builtin_atomic_store): Ditto.
4493 (expand_builtin_atomic_clear): Ditto.
4494 * doc/extend.texi: Mention port-dependent memory model flags.
4495 * config/i386/cpuid.h (bit_HLE): New.
4496 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
4498 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
4499 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
4500 (ix86_target_string)<-mhle>: New.
4501 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
4502 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
4503 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
4504 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
4505 enabled for generic, generic64 and core-avx2.
4506 (ix86_print_operand): Generate HLE lock prefixes.
4507 (ix86_memmodel_check): New.
4508 (TARGET_MEMMODEL_CHECK): Ditto.
4509 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
4510 (IX86_HLE_ACQUIRE): Ditto.
4511 (IX86_HLE_RELEASE): Ditto.
4512 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
4513 * config/i386/i386.opt (mhle): Ditto.
4514 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
4515 success model to instruction emitter.
4516 (atomic_fetch_add<mode>): Ditto.
4517 (atomic_exchange<mode>): Ditto.
4518 (atomic_add<mode>): Ditto.
4519 (atomic_sub<mode>): Ditto.
4520 (atomic_<code><mode>): Ditto.
4521 (*atomic_compare_and_swap_doubledi_pic): Ditto.
4522 (atomic_compare_and_swap_single<mode>): Define and use argument
4524 (atomic_compare_and_swap_double<mode>): Ditto.
4525 * configure.ac: Check if assembler support HLE prefixes.
4526 * configure: Regenerate.
4529 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
4532 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
4534 (gimplify_switch_expr): ... here.
4535 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
4536 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
4537 to clean up case labels with values outside the index type range.
4538 (simplify_gimple_switch): Call it if something changed.
4539 Remove strange and unnecessary assert.
4541 2012-05-02 Richard Guenther <rguenther@suse.de>
4543 * fold-const.c (div_if_zero_remainder): sizetypes no longer
4545 (int_const_binop_1): New worker for int_const_binop with
4546 overflowable parameter. Pass it through to force_fit_type_double.
4547 (int_const_binop): Wrap around int_const_binop_1 with overflowable
4549 (size_binop_loc): Call int_const_binop_1 with overflowable equal
4550 to minus one, forcing overflow detection for even unsigned types.
4551 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
4552 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
4553 * stor-layout.c (initialize_sizetypes): sizetypes no longer
4555 (layout_type): For zero-sized arrays ignore overflow on the
4557 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
4558 (bit_value_binop_1): Likewise.
4559 * tree.c (double_int_to_tree): Likewise.
4560 (double_int_fits_to_tree_p): Likewise.
4561 (force_fit_type_double): Likewise.
4562 (host_integerp): Likewise.
4563 (int_fits_type_p): Likewise.
4564 * varasm.c (output_constructor_regular_field): Sign-extend the
4565 field-offset to cater for negative offsets produced by the Ada
4567 * omp-low.c (extract_omp_for_data): Convert the loop step to
4568 signed for pointer adjustments.
4570 2012-05-02 Richard Guenther <rguenther@suse.de>
4572 * tree.c (valid_constant_size_p): New function.
4573 * tree.h (valid_constant_size_p): Declare.
4574 * cfgexpand.c (expand_one_var): Adjust check for too large
4575 variables by using valid_constant_size_p.
4576 * varasm.c (assemble_variable): Likewise.
4578 * c-decl.c (grokdeclarator): Properly check for sizes that
4579 cover more than half of the address-space.
4581 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4583 PR tree-optimization/53163
4584 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4585 return value from compute_all_dependences.
4587 PR rtl-optimization/53160
4588 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4589 has been modified by ree pass already.
4591 2012-05-01 Ian Lance Taylor <iant@google.com>
4594 * c-decl.c (build_compound_literal): Make the decl readonly if it
4595 an array of a readonly type.
4596 * gimplify.c (gimplify_compound_literal_expr): Add fallback
4597 parameter. Change all callers. If the decl is not addressable
4598 and is not an l-value, make it readonly.
4600 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
4602 * ira.c (allocated_reg_info_size): New static variable.
4603 (expand_reg_info): Manage it. Call
4604 setup_preferred_alternate_classes_for_new_pseudos.
4605 (ira): Don't do it here. Remove local allocated_reg_info_size,
4606 set the global before calling find_moveable_pseudos.
4607 (find_moveable_pseudos): Call expand_reg_info rather than
4610 2012-05-01 Richard Henderson <rth@redhat.com>
4612 * common.opt (fsync-libcalls): New.
4613 * doc/invoke.texi: Document it.
4614 * optabs.c (init_sync_libfuncs): Honor it.
4616 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4617 Richard Sandiford <r.sandiford@uk.ibm.com>
4619 PR rtl-optimization/52543
4620 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
4622 * lower-subreg.h: New file.
4623 * target-globals.h (this_target_lower_subreg): Declare.
4624 (target_globals): Add lower_subreg;
4625 (restore_target_globals): Restore this_target_lower_subreg.
4626 * target-globals.c: Include it.
4627 (default_target_globals): Add default_target_lower_subreg.
4628 (save_target_globals): Initialize target_lower_subreg.
4629 * rtl.h (init_lower_subreg): Added declaration.
4630 * toplev.c (backend_init_target): Call initializer for lower-subreg
4632 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
4633 (default_target_lower_subreg): New variable.
4634 (this_target_lower_subreg): Likewise.
4635 (twice_word_mode, choices): New macros.
4636 (shift_cost, compute_splitting_shift, compute_costs)
4637 (init_lower_subreg): New functions.
4638 (resolve_simple_move): Add speed_p argument. Check choices.
4639 (find_pseudo_copy): Don't check the mode size here.
4640 (resolve_simple_move): Assert the mode size.
4641 (find_decomposable_shift_zext): Add speed_p argument and return
4642 a bool. Check choices.
4643 (resolve_shift_zext): Add comment.
4644 (dump_shift_choices, dump_choices): New functions.
4645 (decompose_multiword_subregs): Dump list of profitable
4646 transformations. Add code to skip non profitable transformations.
4647 Update calls to simple_move and find_decomposable_shift_zext.
4649 2012-05-01 Ian Bolton <ian.bolton@arm.com>
4650 Sameera Deshpande <sameera.deshpande@arm.com>
4651 Greta Yorsh <greta.yorsh@arm.com>
4653 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
4654 (thumb1_unexpanded_epilogue): ...this.
4655 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
4656 (thumb1_unexpanded_epilogue): ...this.
4657 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
4658 (thumb1_unexpanded_epilogue): ...this.
4660 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
4662 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
4663 comparing enumeration values. Update comments.
4665 2012-05-01 Alan Modra <amodra@gmail.com>
4668 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
4669 load_cr_save, add_crlr_cfa_restore): New functions.
4670 (rs6000_restore_saved_cr): Rename to..
4671 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
4672 (rs6000_emit_epilogue): Use new functions. Adjust condition
4673 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
4674 regs when using out-of-line restore only when shrink wrapping.
4676 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4679 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4680 calls to cgraph_node_name in xstrdup.
4681 (ipa_make_edge_direct_to_target): Ditto.
4682 * cgraph.c (dump_cgraph_node): Ditto.
4683 * tree-sra.c (convert_callers_for_node): Ditto.
4684 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4685 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4686 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4687 (cgraph_materialize_all_clones): Ditto.
4688 * ipa-inline.c (report_inline_failed_reason): Ditto.
4689 (want_early_inline_function_p): Ditto.
4690 (edge_badness): Ditto.
4691 (update_edge_key): Ditto.
4692 (flatten_function): Ditto.
4693 (ipa_inline): Ditto.
4694 (inline_always_inline_functions): Ditto.
4695 (early_inline_small_functions): Ditto.
4697 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4700 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
4701 constraints 0 and 1.
4703 012-04-30 Jan Hubicka <jh@suse.cz>
4705 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
4706 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
4707 (cgraph_add_to_same_comdat_group): Remove.
4708 (cgraph_add_asm_node): Move to cgraphunit.c.
4709 (cgraph_make_decl_local): Move to symtab.c
4710 (cgraph_make_node_local_1): Update.
4711 (cgraph_can_remove_if_no_direct_calls_and): Update.
4712 (used_from_object_file_p): Update.
4713 (resolution_used_from_other_file_p): Move to symtab.c
4714 (cgraph_used_from_object_file_p): move to symtab.c
4715 (verify_cgraph_node): Verify same comdat groups.
4716 * cgraph.h (cgraph_asm_node): Rename to ...
4717 (asm_node): ... this one.
4718 (cgraph_asm_nodes): Rename to ...
4719 (asm_nodes): ... this one.
4720 (symtab_add_to_same_comdat_group): New function.
4721 (symtab_dissolve_same_comdat_group_list): New function.
4722 (symtab_used_from_object_file_p): Declare.
4723 (symtab_make_decl_local): Declare.
4724 (cgraph_add_to_same_comdat_group): Remove.
4725 (cgraph_add_asm_node): Remove.
4726 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
4728 (cgraph_finalize_compilation_unit): Rename to ...
4729 (finalize_compilation_unit): ... this one.
4730 (cgraph_optimize): Rename to ....
4731 (compile): ... this one.
4732 (add_asm_node): Declare.
4733 (fixup_same_cpp_alias_visibility): Declare.
4734 (cgraph_make_decl_local): Remove.
4735 (varpool_assemble_pending_decls): Rename to ...
4736 (varpool_output_variables): ... this one.
4737 (varpool_remove_unreferenced_decls): Remove.
4738 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
4739 (preserve_function_body_p): Make static.
4740 * toplev.c (compile_file): Update comments; update.
4741 * cgraphunit.c: Update comments.
4742 (cgraph_expand_all_functions): Rename to ...
4743 (expand_all_functions): ... this one; update.
4744 (cgraph_mark_functions_to_output): Rename to ...
4745 (mark_functions_to_output): ... this one; cleanup.
4746 (cgraph_output_pending_asms): Remove prototype.
4747 (asm_nodes, asm_last_node): New static vars.
4748 (cgraph_process_new_functions): Update.
4749 (cgraph_reset_node): Cleanup; add comment.
4750 (cgraph_add_new_function): Update.
4751 (cgraph_output_pending_asms): Rename to ...
4752 (output_asm_statements): ... this one.
4753 (add_asm_node): New function.
4754 (fixup_same_cpp_alias_visibility): New function based on code
4755 in cgraph_analyze_function.
4756 (cgraph_analyze_function): Use it.
4757 (cgraph_order_sort): Update.
4758 (cgraph_output_in_order): Update.
4759 (cgraph_function_versioning): Update.
4760 (cgraph_optimize): Rename to ...
4761 (compile): ... this one; initialize streamer hooks here.
4762 (cgraph_finalize_compilation_unit): Rename to ...
4763 (finalize_compilation_unit): ... this one; do not initialize streamer
4765 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
4766 * dwarf2out.c: Update ocmment.
4767 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
4768 * method.c (use_thunk): Likewise.
4769 * semantics.c (maybe_add_lambda_conv_op): Likewise.
4770 * decl2.c (maybe_emit_vtables): Likewise.
4771 (cp_write_global_declarations): Use finalize_compilation_unit.
4772 * parser.c (cp_parser_asm_definition): Use add_asm_node.
4773 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
4774 * c-decl.c (c_write_global_declarations): Use
4775 finalize_compilation_unit.
4776 * langhooks.c (write_global_declarations): Update.
4777 * ipa.c (cgraph_externally_visible_p): Update.
4778 (dissolve_same_comdat_group_list): Remove.
4779 (function_and_variable_visibility): Update.
4780 * symtab.c: Inlcude lto-streamer.h and rtl.h
4781 (ld_plugin_symbol_resolution_names): New.
4782 (symtab_add_to_same_comdat_group): New.
4783 (symtab_dissolve_same_comdat_group_list): New.
4784 (resolution_used_from_other_file_p): Move here from cgraph.c
4785 (symtab_used_from_object_file_p): New.
4786 (symtab_make_decl_local): New.
4787 * passes.c (register_pass): Update comments.
4788 * c-parser.c (c_parser_asm_definition): Update.
4789 * varpool.c (varpool_analyze_node): Use
4790 fixup_same_cpp_alias_visibility.
4791 (varpool_remove_unreferenced_decls): Make static.
4792 (varpool_assemble_pending_decls): Rename to ...
4793 (varpool_output_variables): ... this one; call
4794 varpool_remove_unreferenced_decls.
4795 (varpool_used_from_object_file_p): Remove.
4797 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
4800 * c-typeck.c (build_array_ref): Call
4801 convert_vector_to_pointer_for_subscript.
4802 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
4804 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4806 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
4807 to compile-time "mode == <MODE>mode" checks.
4808 (and splitter): Ditto.
4810 2012-04-30 Richard Henderson <rth@redhat.com>
4812 * config/arm/arm.md (UNSPEC_LL): New.
4813 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
4814 (arm_load_exclusivedi): Use %H0.
4816 2012-04-30 Jason Merrill <jason@redhat.com>
4818 * dwarf2out.c (comdat_symbol_id): Add const.
4819 (union die_symbol_or_type_node): Add const to die_symbol.
4820 (output_die_symbol, output_die, output_comp_unit): Adjust.
4822 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4824 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
4825 * config/arm/neon.md (negdi2_neon): New insn.
4826 Also add splitters for core and NEON registers.
4828 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4830 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
4831 (arm_print_operand): Add 'x' format.
4832 * config/arm/constraints.md (Dn): Allow const_int.
4833 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
4834 Use 'x' format to print constants.
4835 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
4836 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
4838 (movdi_vfp_cortexa8): Likewise.
4840 2012-04-30 Ian Bolton <ian.bolton@arm.com>
4841 Sameera Deshpande <sameera.deshpande@arm.com>
4842 Greta Yorsh <greta.yorsh@arm.com>
4844 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
4845 * config/arm/arm.c (ldm_stm_operation_p): New function.
4846 * config/arm/predicates.md (load_multiple_operation): Update predicate.
4847 (store_multiple_operation): Likewise.
4849 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
4850 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
4851 * config/arm/predicates.md (load_multiple_operation): Add arguments.
4852 (store_multiple_operation): Likewise.
4854 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4856 * config/i386/i386.md (and<mode>3): Expand masking operations with
4857 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
4858 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
4860 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4862 Add -Wvarargs option
4863 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
4864 argument for the various warning_at calls.
4865 * docs/invoke.texi: Update the documentation.
4867 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4869 Switch -ftrack-macro-expansion=2 on by default.
4870 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
4873 Fix va_start related location
4874 * builtins.c (fold_builtin_next_arg): Unwinds to the first
4875 location in real source code.
4877 Make conversion warnings work on NULL with -ftrack-macro-expansion
4878 * input.h (expansion_point_location_if_in_system_header): Declare
4880 * input.c (expansion_point_location_if_in_system_header): Define it.
4882 Fix -Wuninitialized for -ftrack-macro-expansion
4883 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
4884 declaration. Use linemap_location_before_p for source locations.
4886 Strip "<built-in>" loc from displayed expansion context
4887 * input.c (expand_location_1): When expanding to spelling location
4888 in a context of a macro expansion, skip reserved system header
4889 locations. Update comments. * tree-diagnostic.c
4890 (maybe_unwind_expanded_macro_loc): Likewise.
4892 Make expand_location resolve to locus in main source file
4893 * input.c (expand_location_1): New. Takes a parameter to choose
4894 whether to resolve the location to spelling or expansion point.
4895 Was factorized from ...
4896 (expand_location): ... here.
4897 (expand_location_to_spelling_point): New. Implemented in terms of
4899 * diagnostic.c (diagnostic_build_prefix): Use the new
4900 expand_location_to_spelling_point instead of expand_location.
4902 Fix PCH crash on GTYed pointer-to-scalar field of a struct
4903 * gengtype.c (write_types_process_field): Force second argument of
4904 the call to the PCH object hierarchy walker to be 'x'.
4906 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4908 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4909 predicate to discriminate types.
4911 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
4913 * doc/invoke.texi (Wmissing-format-attribute): Document as an
4914 alias of Wsuggest-attribute=format.
4915 * c-typeck.c (convert_for_assignment): Replace
4916 Wmissing-format-attribute with Wsuggest-attribute=format.
4917 (digest_init): Likewise.
4919 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
4921 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
4922 * common.opt (Wmissing-noreturn): Alias of
4923 -Wsuggest-attribute=noreturn.
4925 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
4928 * config/cris/cris.md (andqu): New peephole2.
4929 (andu): Tweak head comment.
4931 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4932 Steven Bosscher <steven@gcc.gnu.org>
4933 Maxim Kuvyrkov <maxim@codesourcery.com>
4935 PR tree-optimization/38785
4936 * common.opt (ftree-partial-pre): New option.
4937 * doc/invoke.texi: Document it.
4938 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
4939 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
4941 (execute_pre): Use flag_tree_partial_pre.
4943 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4946 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4949 2012-04-27 Ollie Wild <aaw@google.com>
4951 * doc/invoke.texi (Wliteral-suffix): Document new option.
4953 2012-04-27 Tom Tromey <tromey@redhat.com>
4955 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
4956 (dwarf_tag_name): Use get_DW_TAG_name.
4957 (dwarf_attr_name): Use get_DW_AT_name.
4958 (dwarf_form_name): Use get_DW_FORM_name.
4959 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
4961 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4963 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
4964 arguments are -1 and 0, by negating the result of the conditional.
4966 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4969 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4971 2012-04-27 Richard Guenther <rguenther@suse.de>
4973 * tree-flow.h (is_hidden_global_store): Remove.
4974 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
4975 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
4976 (stmt_may_clobber_global_p): Likewise.
4977 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
4978 (stmt_may_clobber_global_p): Likewise.
4979 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
4980 stmt_may_clobber_global_p.
4981 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
4983 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
4985 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
4988 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
4989 reorganize some fields and update comments. Rename bit_test_uniq
4990 and bit_test_count to uniq resp. count. Remove bit_test_bb.
4991 (collect_switch_conv_info): New function, collects info about a
4992 GIMPLE_SWITCH into a struct switch_conv_info.
4993 (check_range): Simplify to use pre-recorded info. Fix think-o in
4994 range-branch ratio check.
4995 (check_process_case): Remove function.
4996 (check_all_empty_except_final): New function, verifies that all
4997 non-final basic blocks are empty.
4998 (process_switch): Simplify to use pre-recorded info. Call
4999 collect_switch_conv_info to do that. Assert that degenerate switch
5000 statements have been cleaned up.
5002 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
5005 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
5007 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
5010 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
5012 2012-04-27 Tom de Vries <tom@codesourcery.com>
5014 PR tree-optimization/51879
5015 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
5016 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
5018 (defs_to_varying): ... here. Don't set use_processed.
5019 (visit_reference_op_call): Handle gimple_vdef.
5020 Handle case that lhs is NULL_TREE.
5021 (visit_use): Use mark_use_processed. Handle calls with side-effect
5022 using visit_reference_op_call.
5024 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5026 * sched-deps.c (fixup_sched_groups): Rename to...
5027 (chain_to_prev_insn): ...this.
5028 (chain_to_prev_insn_p): New function.
5029 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
5031 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5033 * sched-int.h (_haifa_insn_data): Move priority_status.
5035 (INSN_MODEL_INDEX): New macro.
5036 * haifa-sched.c (insn_delay): New function.
5037 (sched_regno_pressure_class): Update commentary.
5038 (mark_regno_birth_or_death): Pass the liveness bitmap and
5039 pressure array as arguments, instead of using curr_reg_live and
5040 curr_reg_pressure. Only update the pressure if the bit in the
5041 liveness set has changed.
5042 (initiate_reg_pressure_info): Always trust the live-in set for
5043 SCHED_PRESSURE_MODEL.
5044 (initiate_bb_reg_pressure_info): Update call to
5045 mark_regno_birth_or_death.
5046 (dep_list_size): Take the list as argument.
5047 (calculate_reg_deaths): New function, extracted from...
5048 (setup_insn_reg_pressure_info): ...here.
5049 (MODEL_BAR): New macro.
5050 (model_pressure_data, model_insn_info, model_pressure_limit)
5051 (model_pressure_group): New structures.
5052 (model_schedule, model_worklist, model_insns, model_num_insns)
5053 (model_curr_point, model_before_pressure, model_next_priority):
5055 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
5056 (MODEL_INSN_INFO, MODEL_INSN): New macros.
5057 (model_index, model_update_limit_points_in_group): New functions.
5058 (model_update_limit_points, model_last_use_except): Likewise.
5059 (model_start_update_pressure, model_update_pressure): Likewise.
5060 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
5061 (model_excess_cost, model_dump_pressure_points): Likewise.
5062 (model_set_excess_costs): Likewise.
5063 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
5064 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
5065 schedule as an alternative tie-breaker. Update the call to
5067 (ready_sort): Call model_set_excess_costs.
5068 (update_register_pressure): Update call to mark_regno_birth_or_death.
5069 Rely on that function to check liveness rather than doing it here.
5070 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
5071 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
5072 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
5073 (model_record_pressure, model_record_pressures): New functions.
5074 (model_record_final_pressures, model_add_successors_to_worklist)
5075 (model_promote_predecessors, model_choose_insn): Likewise.
5076 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
5077 (model_start_schedule, model_finalize_pressure_group): Likewise.
5078 (model_end_schedule): Likewise.
5079 (schedule_insn): Say when we're scheduling the next instruction
5080 in the model schedule.
5081 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
5082 (queue_to_ready): Do not add instructions that are
5083 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
5084 Always allow the next instruction in the model schedule to be added.
5085 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
5086 and delay for SCHED_PRESSURE_MODEL too.
5087 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
5088 SCHED_PRIORITY_MODEL, but also take the DFA into account.
5089 (schedule_block): Call model_start_schedule and model_end_schedule.
5090 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
5091 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5092 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
5094 (sched_finish): Update accordingly.
5095 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5096 to SCHED_PRESSURE_MODEL.
5097 (add_jump_dependencies): Update call to dep_list_size.
5098 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
5099 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5100 to SCHED_PRESSURE_MODEL.
5101 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
5102 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
5103 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
5104 handling to SCHED_PRESSURE_MODEL.
5106 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5108 * common.opt (fsched-pressure-algorithm=): New option.
5109 * flag-types.h (sched_pressure_algorithm): New enum.
5110 * sched-int.h (sched_pressure_p): Replace with...
5111 (sched_pressure): ...this new variable.
5112 * haifa-sched.c (sched_pressure_p): Replace with...
5113 (sched_pressure): ...this new variable.
5114 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
5115 (update_reg_and_insn_max_reg_pressure, schedule_insn)
5116 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
5117 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
5118 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
5119 (sched_analyze_insn): Likewise.
5120 * sched-rgn.c (schedule_region): Likewise.
5121 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
5123 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
5125 * PR middle-end/52997
5126 * ira.c (find_moveable_pseudos): Call resize_reg_info.
5129 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
5130 * expr.c (convert_move): Honor unsignedp when extending partial int
5132 * genmodes.c (complete_mode): Don't clear component field of partial
5134 (emit_mode_inner): Don't emit it however.
5135 (calc_wider_mode): Partial int modes widen to their component.
5137 2012-04-26 David S. Miller <davem@davemloft.net>
5139 * config/sparc/niagara4.md: New file.
5140 * config/sparc/sparc.md: Include it.
5141 * config/sparc/sparc.c (niagara4_costs): New processor costs.
5142 (sparc_option_override): Use it.
5143 (sparc_use_sched_lookahead): Return 2 for niagara4.
5144 (sparc_issue_rate): Likewise.
5146 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
5147 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
5148 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
5149 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
5150 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
5151 alignaddrldi_vis): Set type to gsr.
5152 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
5153 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
5154 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
5155 v<vis3_shift_patname><mode>3, fmean16_vis,
5156 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
5157 fucmp<code>8<P:mode>_vis): Set type to fga.
5158 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
5159 * config/sparc/niagara.md: Likewise.
5160 * config/sparc/niagara2.md: Likewise.
5161 * config/sparc/ultra3.md: Likewise, and fix type matching for
5162 us3_ialuX reservation.
5164 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5166 * reload.c (find_reloads): Change the loop nesting when trying an
5167 alternative with swapped operands.
5169 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5171 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
5172 comment. Delete unused parameter first_exp_point_map.
5173 (virt_loc_aware_diagnostic_finalizer): Update call.
5175 2012-04-26 Michael Hope <michael.hope@linaro.org>
5176 Richard Earnshaw <rearnsha@arm.com>
5178 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
5179 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
5180 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
5181 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
5183 2012-04-25 Sriraman Tallam <tmsriram@google.com>
5185 * doc/extend.texi: Document avx2 support.
5186 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
5188 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
5191 * config/cris/cris.md ("*andhi_lowpart_v32")
5192 ("*andqi_lowpart_v32"): Change first input-only operand from
5193 a (match_operand ...) to (match_dup 0). Drop alternatives with
5194 const_int-matching constraints for redundancy.
5195 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
5196 three-operand alternative.
5198 2012-04-25 Jakub Jelinek <jakub@redhat.com>
5201 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
5202 instead expand it as zero extension.
5204 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
5207 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
5209 2012-04-25 Jakub Jelinek <jakub@redhat.com>
5211 * common.opt (flag_debug_types_section): Default to 0.
5212 (dwarf_version): Default to 4.
5213 (dwarf_record_gcc_switches): Default to 1.
5214 (dwarf_strict): Default to 0.
5215 * toplev.c (process_options): Don't handle dwarf_strict
5216 or dwarf_version here.
5217 * config/vxworks.c (vxworks_override_options): Don't
5218 test whether dwarf_strict or dwarf_version are negative,
5219 instead test !global_options_set.x_dwarf_*.
5220 * config/darwin.c (darwin_override_options): Default to
5222 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
5223 and -fno-debug-types-section are now the default.
5225 2012-04-25 Jan Hubicka <jh@suse.cz>
5227 * cgraphunit.c: Update toplevel comment.
5228 (tree_rest_of_compilation): Merge into cgraph_expand_function.
5229 (cgraph_analyze_function): Make static.
5230 (cgraph_decide_is_function_needed): Make static.
5231 (cgraph_add_new_function): Use expand_function instead of
5232 rest_of_compilation.
5233 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
5234 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
5236 (cgraph_inline_p): Remove.
5237 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
5238 (init_cgraph): Add comment.
5239 * cgraphbuild.c (record_reference, mark_address, mark_load,
5240 mark_store): Do not call analyze_expr hook.
5241 * cgraph.c: Update toplevel comment.
5242 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
5243 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
5244 Move fere from cgraphunit.c
5245 (cgraph_mark_force_output_node): Move to cgraph.h
5246 * cgraph.h: Reorder so the comments match the function placement.
5247 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
5248 (cgraph_mark_force_output_node): Move here from cgraph.c
5249 * tree.c (free_lang_data): Do not clear analyze_expr hook.
5250 * ipa-inline-transform.c (preserve_function_body_p): New function.
5251 (inline_transform): Update.
5252 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
5253 * langhooks.h (lang_hooks_for_callgraph): Remove.
5254 (lang_hooks): Remove callgraph.
5255 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
5256 * varpool.c: Remove out of date comment.
5257 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
5258 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
5260 2012-04-25 Jan Hubicka <jh@suse.cz>
5263 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
5264 forward declaration.
5265 (cgraph_finalize_function): Finalize them here.
5266 * symtab.c (dump_symtab): Dump ctors and dtors.
5268 2012-04-25 Jakub Jelinek <jakub@redhat.com>
5271 * stor-layout.c (get_best_mode): Don't return mode with bitsize
5272 larger than maxbits. Don't compute maxbits modulo align.
5273 Also check that unit bytes long store at bitpos / unit * unit
5274 doesn't affect bits beyond bitregion_end.
5275 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
5276 would not fit into bitregion_start ... bitregion_end + 1 bit region.
5277 (store_split_bit_field): Decrease unit close to end of bitregion_end
5278 if access is restricted in order to avoid mutual recursion.
5280 PR tree-optimization/53058
5281 * double-int.h (double_int_max_value, double_int_min_value): New
5283 * double-int.c (double_int_max_value, double_int_min_value): New
5285 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
5286 or GT_EXPR with double_int_max_value instead of double_int_mask.
5288 2012-04-25 Richard Guenther <rguenther@suse.de>
5290 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5291 * tree-vect-loop.c (vect_transform_loop): Adjust.
5292 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
5293 the maximum number of iterations for the epilogue loop.
5294 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
5296 2012-04-25 Jakub Jelinek <jakub@redhat.com>
5299 * c-typeck.c (set_nonincremental_init,
5300 set_nonincremental_init_from_string): Pass true instead of false
5301 as IMPLICIT to add_pending_init.
5303 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
5305 * c-typeck.c (pop_init_level): Improve diagnostics.
5307 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
5309 * compare-elim.c (try_eliminate_compare): Also handle operands with
5310 implicit extensions.
5312 2012-04-25 Alan Modra <amodra@gmail.com>
5314 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
5315 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
5316 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
5317 (no_global_regs_above): Delete.
5318 (no_global_regs): New function.
5319 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
5320 value for load multiple test.
5321 (savres_routine_syms): Increase size.
5322 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
5323 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
5324 rather than a number of boolean flags. Update all callers.
5325 (rs6000_savres_routine_name): Generate vector save/restore names.
5326 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
5327 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
5328 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
5329 and using_store_multiple. Expand uses. Don't always use r11 as
5330 frame reg when needed for out-of-line saves. Set up initial offset
5331 for out-of-line vector saves when buying stack frame. Handle pointer
5332 reg setup for out-of-line fp save. Emit call to out-of-line vector
5333 save function. Choose r11 or r12 for vrsave reg when available for
5335 (rs6000_output_function_prologue): Don't emit .extern for ELF.
5336 (rs6000_emit_epilogue): Choose a better frame reg when restoring
5337 from back-chain to suit out-of-line vector restore functions. Emit
5338 call to out-of-line vector restore function. Adjust register used
5339 for cr restore. Tweak pointer register setup for gpr restore.
5340 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
5342 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
5343 (V_SAVE_INLINE): Define.
5344 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
5346 2012-04-25 Alan Modra <amodra@gmail.com>
5348 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
5349 out-of-line save/restore for large frames. Don't disable
5350 out-of-line saves on ABI_AIX when using static chain reg.
5351 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
5352 clobber static chain reg, and tweak for out-of-line gpr saves
5355 2012-04-25 Alan Modra <amodra@gmail.com>
5357 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
5358 (rs6000_emit_prologue): Use the above to catch register overlap.
5360 2012-04-25 Alan Modra <amodra@gmail.com>
5362 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
5363 decl. Move logic selecting update reg to callers. Update all callers.
5364 (rs6000_emit_allocate_stack): Add copy_off param.
5365 (emit_frame_save): Don't handle reg+reg addressing.
5366 (ptr_regno_for_savres): New function, extracted from..
5367 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
5368 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
5369 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
5370 frame offset adjustment for out-of-line save with copy from sp.
5371 Simplify condition controlling whether cr is saved early or
5372 late. Use ptr_regno_for_savres to verify correct reg is set
5373 up for out-of-line saves. Pass the actual pointer reg used to
5374 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
5375 function. Rearrange spe vars so code is similar to that
5376 elsewhere in this function. Don't update frame_off when spe
5377 save code will restore r11. Use emit_frame_save for spe and
5378 gpr saves. Consolidate darwin out-of-line gpr setup with that
5379 for other abis. Don't assume frame_offset is zero and frame
5380 reg is sp when setting up altivec reg saves, and calculate
5381 exact offset requirement.
5382 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
5383 spe restore code. Consolidate darwin out-of-line gpr setup
5384 with that for other abis.
5386 2012-04-25 Alan Modra <amodra@gmail.com>
5388 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
5389 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
5391 (emit_frame_save): Delete frame_ptr param. Rename total_size to
5393 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
5394 and emit_frame_save calls. Cope with possibly missing note.
5396 2012-04-24 Sriraman Tallam <tmsriram@google.com>
5398 * config/i386/i386.c (build_processor_model_struct): New function.
5399 (make_var_decl): New function.
5400 (fold_builtin_cpu): New function.
5401 (ix86_fold_builtin): New function.
5402 (make_cpu_type_builtin): New function.
5403 (ix86_init_platform_type_builtins): New function.
5404 (ix86_expand_builtin): Expand new builtins by folding them.
5405 (ix86_init_builtins): Make new builtins to detect CPU type.
5406 (TARGET_FOLD_BUILTIN): New macro.
5407 (IX86_BUILTIN_CPU_INIT): New enum value.
5408 (IX86_BUILTIN_CPU_IS): New enum value.
5409 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
5410 * config/i386/i386-builtin-types.def: New function type.
5411 * testsuite/gcc.target/builtin_target.c: New testcase.
5412 * doc/extend.texi: Document builtins.
5414 2012-04-24 Olivier Hainque <hainque@adacore.com>
5416 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
5417 * toplev.c (process_options): Default to dwarf_version 2.
5418 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
5419 and dwarf_version 2.
5421 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5423 * tree-pretty-print.h (default_tree_printer): Do not declare.
5424 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
5426 (default_tree_diagnostic_starter): Make static.
5427 (default_tree_printer): Move to here. Make static.
5428 (tree_diagnostics_defaults): New.
5429 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
5430 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
5431 * toplev.c: Do not include tree-pass.h.
5432 (default_tree_printer): Move from here.
5433 (general_init): Use tree_diagnostics_defaults.
5435 2012-04-24 Chao-ying Fu <fu@mips.com>
5437 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
5438 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
5439 * config/mips/gnu-user.h
5440 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
5441 (GNU_USER_TARGET_LINK_SPEC): New define.
5442 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
5443 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
5444 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
5445 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
5446 GNU_USER_TARGET_ENDFILE_SPEC.
5447 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
5448 (GNU_USER_TARGET_LINK_SPEC): New define.
5449 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
5450 * config/mips/linux-common.h: New file.
5452 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5455 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
5456 (altivec_build_resolved_builtin): Call fully_fold_convert.
5458 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
5461 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
5463 2012-04-24 Richard Guenther <rguenther@suse.de>
5465 PR tree-optimization/53085
5466 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
5469 2012-04-24 Richard Guenther <rguenther@suse.de>
5471 * tree-if-conv.c (main_tree_if_conversion): Move bb under
5474 2012-04-24 Jim Meyering <meyering@redhat.com>
5476 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
5477 absence of an define_enum call.
5479 2012-04-24 Richard Guenther <rguenther@suse.de>
5481 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
5482 the epilogue loop is not re-used as unvectorized version
5483 record the its maximum number of iterations.
5485 2012-04-24 Andrew Pinski <apinski@cavium.com>
5487 * tree-ssa-forwprop.c (simplify_bitwise_binary):
5488 Don't directly use def1/def2.
5490 2012-04-24 Richard Guenther <rguenther@suse.de>
5492 PR tree-optimization/53098
5493 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
5496 2012-04-24 Andrew Pinski <apinski@cavium.com>
5499 * tree-ssa-forwprop.c (defcodefor_name): New function.
5500 (simplify_bitwise_binary): Use defcodefor_name instead of manually
5501 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
5502 Simplify "(~X | Y) & X" to "X & Y" and
5503 "(~X & Y) | X" to "X | Y".
5505 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5507 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
5508 validate_change to add clobbers if IN_GROUP is nonzero.
5509 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
5510 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
5512 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
5514 * config/s390/s390.c (insn_invalid_p): Likewise.
5516 2012-04-24 Jakub Jelinek <jakub@redhat.com>
5519 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
5520 (output_addressed_constants): Likewise.
5523 * varasm.c (get_section): Don't ICE for section conflicts with
5524 built-in section kinds.
5526 2012-04-23 DJ Delorie <dj@redhat.com>
5528 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
5529 (LIBSTDCXX): Change to CPP2.
5531 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
5534 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
5537 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
5540 (*addsi_2_zext): Ditto.
5541 (*add<mode>_3): Ditto.
5542 (*addsi_3_zext): Ditto.
5543 (*add<mode>_5): Ditto.
5545 2012-04-23 Andrew Pinski <apinski@cavium.com>
5547 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
5548 (C & B) to (A OP0) & B.
5550 2012-04-23 Martin Jambor <mjambor@suse.cz>
5552 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
5553 temporaries created for a bitfield (reverting revision 122014).
5555 2012-04-23 Richard Guenther <rguenther@suse.de>
5557 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
5558 the condition using is_gimple_condexpr and avoid the not necessary
5560 (set_prologue_iterations): Likewise.
5561 (vect_loop_versioning): Likewise.
5563 2012-04-23 Richard Guenther <rguenther@suse.de>
5565 PR tree-optimization/53070
5566 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
5567 (main_tree_if_conversion): Verify we succeeded in that.
5569 2012-04-23 Jan Hubicka <jh@suse.cz>
5571 * lto-symtab.c (lto_cgraph_replace_node): Do not call
5572 mark_reahcable_node.
5573 * cgraph.c (cgraph_remove_node): Do not clear reachable.
5574 (cgraph_mark_reachable_node): Remove.
5575 (cgraph_mark_force_output_node): Do not set reachable.
5576 (dump_cgraph_node): Do not dump reachable.
5577 (cgraph_create_virtual_clone): Do not set reachable.
5578 * cgraph.h (cgraph_node): Remove reachable flag.
5579 (varpool_node): Remove reachable flag.
5580 (cgraph_mark_if_needed): Remove.
5581 (cgraph_mark_reachable_node): Remove.
5582 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
5583 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
5585 (cgraph_add_new_function): Likewise.
5586 (cgraph_mark_if_needed): Remove.
5587 (cgraph_analyze_function): Do not set target as reachable.
5588 (process_function_and_variable_attributes): Do not care about
5590 (cgraph_analyze_functions): Do not set reachable flags.
5591 (cgraph_mark_functions_to_output): Do not check reachability.
5592 (cgraph_copy_node_for_versioning): Do not set reachable flag.
5593 (dbxout_expand_expr): Update.
5594 * c-decl.c (merge_decls): Do not track changed externs.
5595 * ipa.c: Include pointer-set.h
5596 (enqueue_cgraph_node): Use reachable pointer set.
5597 (process_references): Likewise.
5598 (cgraph_remove_unreachable_nodes): Likewise.
5599 (whole_program_function_and_variable_visibility): Do not recompute
5601 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
5603 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
5605 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
5607 2012-04-23 Richard Guenther <rguenther@suse.de>
5610 * c-typeck.c (build_binary_op): Fix typo.
5612 2012-04-23 Jakub Jelinek <jakub@redhat.com>
5614 PR tree-optimizations/52891
5615 * tree-vect-patterns.c (adjust_bool_pattern): Use
5616 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
5617 but with non-standard precision.
5619 2012-04-22 Jan Hubicka <jh@suse.cz>
5621 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
5624 2012-04-22 Jan Hubicka <jh@suse.cz>
5626 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
5627 * cgraphbuild.c (record_reference, record_type_list, mark_address,
5628 mark_load, mark_store): Do not mark varpool nodes as needed.
5629 * cgraph.c (cgraph_new_nodes): Remove.
5630 (cgraph_create_function_alias): Do not mark nodes as reachable.
5631 (cgraph_add_thunk): Likewise.
5632 (cgraph_mark_reachable_node): Do not manage the queue.
5633 * cgraph.h (cgraph_node): Remove next_needed.
5634 (varpool_nodes_queue): Remove next_needed and prev_needed.
5635 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
5636 (cgraph_new_nodes): Declare.
5637 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
5638 (varpool_analyze_pending_decls): Remove.
5639 (varpool_analyze_node): New.
5640 (varpool_mark_needed_node): Remove.
5641 (varpool_first_variable, varpool_next_variable): New inlines.
5642 (varpool_first_static_initializer, varpool_next_static_initializer):
5644 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
5645 (varpool_first_defined_variable): New inline.
5646 (varpool_next_defined_variable): New inline
5647 (FOR_EACH_VARIABLE): Reimplement.
5648 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
5649 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
5651 * cgraphunit.c (cgraph_new_nodes): Declare here.
5652 (enqueue_node): New function.
5653 (cgraph_process_new_functions): update for new
5654 node set; when constructing cgraph enqueue node for processing.
5655 (cgraph_add_new_function): Use new node set.
5656 (process_function_and_variable_attributes): Do not set varpool needed
5658 (referred_to_p): New function.
5659 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
5660 when varpool is in construction.
5661 (cgraph_analyze_functions): Rewrite.
5662 (cgraph_expand_all_functions): Update.
5663 (cgraph_output_in_order): Do not analyze pending decls; do not set
5665 (cgraph_optimize): Do not analyze pending decls.
5666 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
5667 in other partition; do not mark node as needed.
5668 * dwarf2out.c (reference_to_unused): Use analyzed flag.
5669 (premark_types_used_by_global_vars_helper): Likewise.
5670 * ipa.c (process_references): Do not call varpool_mark_needed_node.
5671 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
5673 (function_and_variable_visibility): Do not mark node as needed.
5674 (whole_program_function_and_variable_visibility): Likewise.
5675 * Makefile.in (gt-varpool.h): No longer needed.
5676 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
5677 (ipa_write_summaries): Do not use needed flag.
5678 * varpool.c: Do not include gt-varpool.h
5679 (x_varpool_nodes_queue, x_varpool_last_needed_node,
5680 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
5681 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
5683 (varpool_remove_node): Do not update the lists.
5684 (dump_varpool_node): Do not dump needed flag.
5685 (varpool_enqueue_needed_node): Remove.
5686 (varpool_mark_needed_node): Remove.
5687 (varpool_reset_queue): Remove.
5688 (varpool_finalize_decl): Move to cgraphunit.c
5689 (varpool_analyze_node): New functions based on former
5690 varpool_analyze_pending_decls.
5691 (varpool_analyze_pending_decls): Remove.
5692 (varpool_assemble_decl): Do not update the lists.
5693 (enqueue_node): New function.
5694 (varpool_remove_unreferenced_decls): Rewrite.
5695 (varpool_empty_needed_queue): Remove.
5696 (add_new_static_var): Do not mark node as needed.
5697 (varpool_create_variable_alias): Handle expansion state
5699 * except.c (output_ttype): Do not mark node as needed.
5700 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
5701 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
5703 * tree-switch-conversion.c (build_one_array): Likewise.
5705 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5708 * doc/invoke.texi (pedantic): Rename to Wpedantic.
5709 * common.opt (Wpedantic): New.
5710 (pedantic): Alias Wpedantic.
5711 * diagnostic.c (warning_at): Likewise.
5712 * c-decl.c (diagnose_mismatched_decls): Likewise.
5713 (build_array_declarator): Likewise.
5714 (mark_forward_parm_decls):
5715 (check_bitfield_type_and_width): Likewise.
5716 (grokdeclarator): Likewise.
5717 (grokfield): Likewise.
5718 (finish_struct): Likewise.
5719 (build_enumerator): Likewise.
5720 (store_parm_decls_oldstyle): Likewise.
5721 (declspecs_add_qual): Likewise.
5722 (declspecs_add_type): Likewise.
5723 (finish_declspecs): Likewise.
5724 * c-typeck.c (composite_type): Likewise.
5725 (comp_target_types): Likewise.
5726 (build_array_ref): Likewise.
5727 (pointer_diff): Likewise.
5728 (build_unary_op): Likewise.
5729 (build_conditional_expr): Likewise.
5730 (build_c_cast): Likewise.
5731 (convert_for_assignment): Likewise.
5732 (maybe_warn_string_init): Likewise.
5733 (digest_init): Likewise.
5734 (pop_init_level): Likewise.
5735 (set_init_index): Likewise.
5736 (c_finish_goto_label): Likewise.
5737 (c_finish_return): Likewise.
5738 (do_case): Likewise.
5739 (build_binary_op): Likewise.
5740 * c-parser.c (static): Likewise.
5741 (c_parser_external_declaration): Likewise.
5742 (c_parser_declaration_or_fndef): Likewise.
5743 (c_parser_static_assert_declaration_no_se): Likewise.
5744 (c_parser_enum_specifier): Likewise.
5745 (c_parser_struct_or_union_specifier): Likewise.
5746 (c_parser_struct_declaration): Likewise.
5747 (c_parser_alignas_specifier): Likewise.
5748 (c_parser_braced_init): Likewise.
5749 (c_parser_initelt): Likewise.
5750 (c_parser_compound_statement_nostart): Likewise.
5751 (c_parser_conditional_expression): Likewise.
5752 (c_parser_alignof_expression): Likewise.
5753 (c_parser_postfix_expression): Likewise.
5754 (c_parser_postfix_expression_after_paren_): Likewise.
5755 (c_parser_objc_class_instance_variables): Likewise.
5756 (c_parser_objc_method_definition): Likewise.
5757 (c_parser_objc_methodprotolist): Likewise.
5759 2012-04-22 Ian Lance Taylor <iant@google.com>
5761 * godump.c (go_output_typedef): Dump size of structs.
5763 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
5765 Correcting transform_to_exit_first_loop + fix to PR46886
5766 * tree-parloops.c (transform_to_exit_first_loop): Remove
5767 setting of number of iterations according to the loop pattern.
5768 Duplicate from entry to exit->src instead of loop->latch.
5769 (pallelize_loops): Remove the condition preventing do-while loops.
5770 * tree-cfg.c (bool bb_in_region_p): New.
5771 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
5772 Adjust redirection of the duplicated iteration.
5774 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5777 * rtl.def (ADDRESS): Use "i" rather than "w".
5778 * rtl.h (find_base_term): Delete.
5779 (may_be_sp_based_p): Declare.
5780 * rtl.c (rtx_code_size): Remove ADDRESS special case.
5781 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
5782 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
5784 (find_base_term): Make static.
5785 (may_be_sp_based_p): New function.
5786 * dse.c (record_store): Use it.
5787 * store-motion.c (store_killed_in_insn): Likewise.
5789 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5791 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
5793 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5796 * c-typeck.c (inform_declaration): New.
5797 (build_function_call_vec): Do not pretty-print
5798 expressions when caret is enabled.
5799 (convert_arguments): Use inform_declaration.
5801 2012-04-20 Jim Meyering <meyering@redhat.com>
5803 * genmodes.c (make_complex_modes): Don't truncate a mode name of
5804 length 7 or more when prepending a "C". Suggested by Richard Guenther.
5806 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5808 PR rtl-optimization/44214
5809 * fold-const.c (exact_inverse): New function.
5810 (fold_binary_loc): Fold vector and complex division by constant into
5811 multiply by recripocal with flag_reciprocal_math; fold vector division
5812 by constant into multiply by reciprocal with exact inverse.
5814 2012-04-20 Jan Hubicka <jh@suse.cz>
5816 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
5818 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
5819 (cgraph_remove_node): Update.
5820 (cgraph_mark_needed_node): Remove.
5821 (cgraph_mark_force_output_node): New.
5822 (dump_cgraph_node): Do not dump needed flag.
5823 (cgraph_node_cannot_be_local_p_1): Update.
5824 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
5825 * cgraph.h (symtab_node_base): Add force_output flag.
5826 (cgraph_node): Remove needed flag.
5827 (varpool_node): Remove force_output flag.
5828 (cgraph_mark_needed_node): Remove.
5829 (cgraph_mark_force_output_node): New.
5830 (cgraph_only_called_directly_or_aliased_p,
5831 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
5832 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
5833 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
5834 (cgraph_add_new_function): Update.
5835 (cgraph_mark_if_needed): Update.
5836 (verify_cgraph_node): Update.
5837 (cgraph_analyze_function): Alias target is reachable.
5838 (process_function_and_variable_attributes): Update: externally_visible
5839 flag makes function reachable.
5840 (cgraph_analyze_functions): Update dumping.
5841 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
5842 input_overwrite_node, input_varpool_node): Update streaming.
5843 * lto-streamer-out.c (produce_symtab): Use force_output.
5844 * ipa.c (process_references): Weakrefs must be processed.
5845 (cgraph_remove_unreachable_nodes): Likewise; update for new
5847 (varpool_externally_visible_p): Weakrefs are externally visible
5848 even if they are not.
5849 (function_and_variable_visibility): Update; when processing alias
5850 pair force the targets to be output.
5851 (whole_program_function_and_variable_visility): Use
5852 mark_reachable_node.
5853 * trans-mem.c (ipa_tm_mark_needed_node): Remove
5854 (ipa_tm_mark_force_output_node): New function.
5855 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
5856 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
5858 * varasm.c (mark_decl_referenced): Update.
5859 (find_decl_and_mark_needed): Remove.
5860 (find_decl): New function.
5861 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
5862 alias targets as needed.
5863 (dump_tm_clone_pairs): Update.
5864 * tree-inline.c (copy_bb): Update check.
5865 * symtab.c (dump_symtab_base): Dump force_output.
5866 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
5867 * passes.c (execute_todo): Fix dumping.
5868 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
5869 (varpool_analyze_pending_decls): Alias target is reachable.
5870 (varpool_create_variable_alias): Finalize weakrefs.
5872 2012-04-20 Jakub Jelinek <jakub@redhat.com>
5875 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
5876 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
5877 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
5878 macros instead of constants.
5879 * dse.c (record_store): Check for SP ADDRESS by comparing
5880 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
5881 XEXP to be stack_pointer_rtx.
5883 2012-04-20 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
5886 update_call_from_tree when propagating into a call.
5888 2012-04-20 Alan Modra <amodra@gmail.com>
5890 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
5891 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
5892 sp_offset to frame_off. Move world save code earlier.
5894 2012-04-20 Richard Guenther <rguenther@suse.de>
5896 PR tree-optimization/53050
5897 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
5898 Do only one transform on COND_EXPRs at the same time.
5900 2012-04-19 Jan Hubicka <jh@suse.cz>
5902 * symtab.c (dump_symtab_base): Revert accidental checkin.
5904 2012-04-20 Alan Modra <amodra@gmail.com>
5907 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
5908 static chain, set REST_INLINE_FPRS too.
5910 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
5912 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
5915 2012-04-20 Richard Guenther <rguenther@suse.de>
5917 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
5918 loops that can never run more often than the vectorization factor.
5920 2012-04-19 Jan Hubicka <jh@suse.cz>
5922 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
5924 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
5926 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
5928 2012-04-19 Jim Meyering <meyering@redhat.com>
5930 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
5931 We verified above that the string(including trailing NUL) fits in buf,
5934 2012-04-19 Richard Guenther <rguenther@suse.de>
5936 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
5937 for dumping DECL_SECTION_NAME.
5939 2012-04-19 Michael Matz <matz@suse.de>
5942 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
5943 (struct tree_vector): Adjust GTY length.
5944 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
5946 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
5948 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
5949 caller emitted the length calulation already.
5950 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
5951 before handling any of the fields for structs.
5953 2012-04-19 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/53031
5956 * tree-vrp.c (adjust_range_with_scev): Revert back to
5957 using max_loop_iterations.
5959 2012-04-19 Michael Matz <matz@suse.de>
5961 * diagnostic.c (emit_diagnostic): Move va_end call after user
5963 (warning, warning_at, pedwarn, permerror): Ditto.
5965 2012-04-19 Richard Guenther <rguenther@suse.de>
5967 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
5970 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
5973 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
5974 the case *(X+const).
5976 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5978 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
5980 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5983 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
5984 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
5986 2012-04-19 Richard Guenther <rguenther@suse.de>
5988 PR rtl-optimization/44688
5989 * loop-iv.c (determine_max_iter): Only return max_iter.
5990 (iv_number_of_iterations): Also use the recorded loop bound
5991 on the maximum number of iterations.
5992 * loop-unroll.c (decide_unroll_runtime_iterations): Use
5993 max_iter to avoid unrolling loops that do not roll.
5994 (decide_unroll_stupid): Likewise.
5996 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
5998 * targhooks.c (default_case_values_threshold): Fix code style nit.
6000 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
6001 case range and type folding from here...
6002 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
6003 type, as documented in tree.def.
6005 2012-04-18 Jan Hubicka <jh@suse.cz>
6007 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
6009 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
6010 cgraph hash and same comdat groups.
6011 (cgraph_optimize): Verify symbol table.
6012 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
6013 (dissolve_same_comdat_group_list): Work on symtab nodes.
6014 (function_and_variable_visibility): Dissolve variable same comdat group
6016 * symtab.c: Include timevar.h
6017 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
6019 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
6021 * tree-switch-conversion.c (info): Remove global pass info.
6022 (check_range, check_process_case, check_final_bb, create_temp_arrays,
6023 free_temp_arrays, gather_default_values, build_constructors,
6024 array_value_type, build_one_array, build_arrays, gen_def_assigns,
6025 fix_phi_nodes, gen_inbound_check): Pass info around from ...
6026 (process_switch): ... here. Unify message format. Return a const
6027 char pointer to the failure reason message.
6028 (do_switchconv): Unify message format. Update process_switch usage.
6030 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
6031 * tree-cfg.c (edge_to_cases): Fix documentation.
6033 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
6035 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
6037 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6039 PR tree-optimization/52976
6040 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
6041 (possibly_move_powi): New function.
6042 (rewrite_expr_tree): Call possibly_move_powi.
6043 (rewrite_expr_tree_parallel): Likewise.
6044 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
6045 call add_to_ops_vec instead.
6047 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6049 PR tree-optimization/52976
6050 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
6051 (decrement_power): Likewise.
6052 (propagate_op_to_single_use): Likewise.
6053 (zero_one_operation): Handle __builtin_pow* calls in linearized
6054 expression trees; factor logic into propagate_op_to_single_use.
6055 (undistribute_ops_list): Allow operands with repeat counts > 1.
6057 2012-04-18 Richard Guenther <rguenther@suse.de>
6059 PR tree-optimization/44688
6060 * cfgloop.h (record_niter_bound): Declare.
6061 * tree-ssa-loop-niter.c (record_niter_bound): Export.
6062 Update the estimation with the upper bound here...
6063 (estimate_numbers_of_iterations_loop): ... instead of here.
6064 Do not forcefully reset a recorded upper bound.
6065 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
6066 Record the maximum number of loop iterations of the prologue loop.
6068 2012-04-18 Jan Hubicka <jh@suse.cz>
6070 * lto-symtab.c (lto_cgraph_replace_node): Update.
6071 * cgraphbuild.c (record_reference, record_type_list,
6072 record_eh_tables, mark_address, mark_load, mark_store): Update.
6073 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
6074 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
6076 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
6077 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
6078 * reload.c: Fix typo in comment.
6079 * rtlanal.c: Likewise.
6080 * tree-emultls.c (gen_emutls_addr): Update.
6081 * ipa-reference.c (analyze_function): Update.
6082 * cgraphunit.c (cgraph_analyze_function,
6083 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
6085 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
6086 (ipa_remove_reference): Likewise.
6087 (ipa_remove_all_refering): Rename to ...
6088 (ipa_remove_all_referring): ... this one; update.
6089 (ipa_dump_references): Update.
6090 (ipa_dump_referring): Update.
6091 (ipa_clone_references): Update.
6092 (ipa_clone_refering): Rename to ...
6093 (ipa_clone_referring): ... this one; update.
6094 (ipa_ref_cannot_lead_to_return): Update.
6095 (ipa_ref_has_aliases_p): Update.
6096 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
6098 (ipa_ref_type): Remove.
6099 (ipa_ref_ptr_u): Remove.
6100 (ipa_ref): Remove referencing, refered, refered_index, refering_type
6101 and refered_type; add referring, referred and referred_index.
6102 (ipa_ref_list): Rename refering to referring.
6103 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
6104 ipa_clone_references, ipa_clone_referring): Update prototypes.
6105 * lto-cgraph.c (referenced_from_other_partition_p): Update.
6106 (lto_output_ref): Update.
6107 (add_references): Update.
6108 (input_varpool_node): Update.
6109 (input_refs): Update.
6110 * ipa-ref-inline.h (ipa_ref_node): Update.
6111 (ipa_ref_varpool_node): Update.
6112 (ipa_ref_referring_node): Update.
6113 (ipa_ref_referring_varpool_node): Update.
6114 (ipa_ref_referring_ref_list): Update.
6115 (ipa_ref_referred_ref_list): Update.
6116 (ipa_ref_list_first_referring): Update.
6117 (ipa_empty_ref_list): Update.
6118 (ipa_ref_list_refering_iterate): Rename to ...
6119 (ipa_ref_list_referring_iterate): ... this one.
6120 * cse.c: Update comment.
6121 * ipa-utils.c (ipa_reverse_postorder): Update.
6122 * tree-ssa-alias.c: Update.
6123 * ipa-inline.c (reset_edge_caches): Update.
6124 (update_caller_keys): Update.
6125 * ipa-inline.h: Update comments.
6126 * jump.c: Update comment.
6127 * alias.c: Likewise.
6128 * ipa.c (process_references): Update.
6129 (cgraph_remove_unreachable_nodes): Likewise.
6130 (ipa_discover_readonly_nonaddressable_var): Likewise.
6131 (cgraph_address_taken_from_non_vtable_p): Likewise.
6132 * trans-mem.c (ipa_tm_execute): Update.
6133 * simplify-rtx.c: Fix comment.
6134 * rtl.c: Fix comment.
6135 * symtab.c (symtab_unregister_node): Update.
6136 * varpool.c (dump_varpool_node): Update.
6137 (varpool_analyze_pending_decls): Update.
6138 (assemble_aliases): Update.
6139 (varpool_for_node_and_aliases): Update.
6141 2012-04-18 Richard Guenther <rguenther@suse.de>
6143 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
6144 use_undefined_p parameter.
6145 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
6146 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
6148 (estimate_numbers_of_iterations): Likewise.
6149 (estimated_loop_iterations): Adjust.
6150 (max_loop_iterations): Likewise.
6151 (scev_probably_wraps_p): Likewise.
6152 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
6153 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
6154 not max_loop_iterations.
6155 (execute_vrp): Remove explicit number of iterations estimation.
6157 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
6159 * config/i386/linux-common.h: New.
6161 * config.gcc: Add i386/linux-common.h before
6162 all i386/linux.h and i386/linux64.h usages.
6164 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
6165 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6166 * config/i386/gnu-user64.h: Likewise.
6168 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
6169 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
6170 (GNU_USER_TARGET_MATHFILE_SPEC): New.
6171 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
6173 2012-04-18 Jan Hubicka <jh@suse.cz>
6175 * cgraph.c (cgraph_node_name): Remove.
6176 (dump_cgraph_node): Use dump_symtab_base; reformat.
6177 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
6178 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
6180 (cgraph_node_name, varpool_node_name): Remove.
6181 (cgraph_node_asm_name, varpool_node_asm_name,
6182 cgraph_node_name, varpool_node_name): New.
6183 * tree-pass.h (TODO_dump_cgraph): Rename to ...
6184 (TODO_dump_symtab): ... this one.
6185 * ipa-cp (pass_ipa_cp): Update.
6186 * ia-reference.c (generate_summary, read_write_all_from_decl,
6187 propagate, ipa_reference_read_optimization_summary): Update.
6188 * cgraphunit.c (cgraph_analyze_functions): Update.
6189 (cgraph_optimize): Update.
6190 * ipa-ref.c (ipa_dump_references): Update.
6191 (ipa_dump_refering): Update.
6192 * ipa-inline.c (pass_ipa_inline): Update.
6193 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
6194 * ipa.c (pass_ipa_function_visibility,
6195 pass_ipa_whole_program_visibility): Update.
6196 * tree-sra.c (pass_early_ipa_sra): Update.
6197 * symtab.c: Include langhooks.h
6198 (symtab_node_asm_name): New.
6199 (symtab_node_name): New.
6200 (symtab_type_names): New static var.
6201 (dump_symtab_base): New.
6202 (dump_symtab_node, dump_symtab): New.
6203 (debug_symtab_node, debug_symtab): New.
6204 * tree-ssa-structalias.c: Dump symbol table.
6205 * pases.c (execute_todo): Handle TODO_dump_symtab instead
6206 of TODO_dump_cgraph.
6207 * varpoo.c (varpool_node_name): Remove.
6208 (dump_varpool_node): Use dump_symtab_base; reformat.
6210 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6212 * doc/invoke.texi (Language Independent Options): @item should be
6215 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
6218 * rtl.c (rtx_code_size): Handle ADDRESS.
6220 2012-04-17 Tom de Vries <tom@codesourcery.com>
6222 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
6225 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
6228 * config/i386/sync.md (atomic_<code><mode>): Rename to
6229 atomic_<logic><mode>.
6231 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
6233 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
6234 * alias.c (reg_base_value): Expand and update comment.
6235 (arg_base_value): New variable.
6236 (unique_id): Move up file.
6237 (unique_base_value, unique_base_value_p, known_base_value_p): New.
6238 (find_base_value): Use arg_base_value and known_base_value_p.
6239 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
6240 (find_base_term): Use known_base_value_p.
6241 (base_alias_check): Use unique_base_value_p.
6242 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
6243 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
6245 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
6247 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
6249 2012-04-17 Michael Matz <matz@suse.de>
6251 PR tree-optimization/18437
6252 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
6253 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
6254 (vect_check_strided_load): Declare.
6255 * tree-vect-data-refs.c (vect_check_strided_load): New function.
6256 (vect_analyze_data_refs): Use it to accept strided loads.
6257 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
6259 2012-04-17 Richard Guenther <rguenther@suse.de>
6262 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
6263 loops when redirecting an entry or latch edge.
6265 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
6267 * sel-sched.c (sel_global_init): Revert previous change.
6269 2012-04-17 Richard Guenther <rguenther@suse.de>
6271 * tree-flow.h (array_at_struct_end_p): Move declaration ...
6272 * tree.h (array_at_struct_end_p): ... here.
6273 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
6274 * expr.c (array_at_struct_end_p): ... here. Rewrite.
6276 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
6278 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
6279 COST_TABLE): Remove.
6280 (estimate_case_costs): Remove.
6281 (expand_case): Do not call estimate_case_costs
6282 to set use_cost_table.
6283 (balance_case_nodes): Do not use use_cost_table.
6285 2012-04-16 Jan Hubicka <jh@suse.cz>
6287 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
6288 (hash_node, eq_node): Remove.
6289 (cgraph_create_node): Do not handle hashtable.
6290 (cgraph_get_node): Remove.
6291 (cgraph_insert_node_to_hashtable): Remove.
6292 (hash_node_by_assembler_name): Remove.
6293 (eq_assembler_name): Remove.
6294 (cgraph_node_for_asm): Rewrite.
6295 (cgraph_find_replacement_node): Break out from ...
6296 (cgraph_remove_node): ... here; do not maintain hashtables.
6297 (change_decl_assembler_name): Remove.
6298 (cgraph_clone_node): Do not maintain hashtables.
6299 * cgraph.h (const_symtab_node): New typedef.
6300 (cgraph_insert_node_to_hashtable): Remove.
6301 (symtab_get_node, symtab_node_for_asm,
6302 symtab_insert_node_to_hashtable): Declare.
6303 (cgraph_find_replacement_node): Declare.
6304 (cgraph_get_node, varpool_get_node): Turn into inlines.
6305 (cgraph, varpool): Work sanely on NULL pointers.
6306 (FOR_EACH_SYMBOL): New walker.
6307 * ipa-inline-transform.c (save_inline_function_body): Use
6308 symtab_insert_node_to_hashtable.
6309 * symtab.c: Include ggc.h and diagnostics.h
6310 (symtab_hash, assembler_name_hash): New static vars;
6311 (hash_node, eq_node, hash_node_by_assembler_name,
6312 eq_assembler_name, insert_to_assembler_name_hash,
6313 unlink_from_assembler_name_hash): New.
6314 (symtab_register_node): Update hashtables.
6315 (symtab_insert_node_to_hashtable): New.
6316 (symtab_unregister_node): Update hashtables.
6317 (symtab_get_node): New.
6318 (symtab_node_for_asm): New.
6319 (change_decl_assembler_name): New.
6320 * Makefile.in (symtab.o): Needs GTY.
6321 * varpool.c (varpool_hash): Remove.
6322 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
6323 (varpool_node): Rewrite using varpool_get_node.
6324 (varpool_remove_node): DO not maintain hashtables.
6325 (varpool_node_for_asm): Rewrite.
6327 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
6329 * doc/invoke.texi: Copy-edit to put verbs in the present tense
6330 when describing the current behavior of GCC.
6332 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
6334 * genemit.c (gen_exp): Remove ADDRESS handling.
6335 * genoutput.c (scan_operands): Likewise.
6336 * genpeep.c (match_rtx): Likewise.
6337 * genrecog.c (add_to_sequence): Likewise.
6339 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
6341 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
6343 2012-04-16 Martin Jambor <mjambor@suse.cz>
6345 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
6348 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
6351 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
6352 hints for 'A' operand types.
6354 2012-04-16 Jan Hubicka <jh@suse.cz>
6356 * cgraph.h (symtab_node_base): Add next and previous pointers.
6357 (cgraph_node): Remove next and preivous pointers.
6358 (varpool_node): Likewise; remove next/previous GTY marker;
6359 it is not type safe.
6360 (symtab_node_def): Update GTY marker
6361 (x_cgraph_nodes, cgraph_nodes): Remove.
6362 (symtab_nodes): New function.
6363 (cgraph_order): Rename to ...
6364 (symtab_order): ... this one.
6365 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
6367 (x_varpool_nodes, varpool_nodes): Remove.
6368 (FOR_EACH_STATIC_VARIABLE): Update.
6369 (symtab_function_p, symtab_variable_p): New function.
6370 (FOR_EACH_VARIABLE): Update.
6371 (varpool_first_variable, varpool_next_variable): New functions.
6372 (FOR_EACH_VARIABLE): Update.
6373 (cgraph_first_defined_function): Update.
6374 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
6375 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
6376 (cgraph_first_function, cgraph_next_function): New.
6377 (FOR_EACH_FUNCTION): Update.
6378 (cgraph_first_function_with_gimple_body,
6379 cgraph_next_function_with_gimple_body): Update.
6380 * symtab.c: New file.
6381 * cgraph.c: Update copyright dates.
6382 (x_cgraph_nodes, cgraph_order): Remove.
6383 (NEXT_FREE_NODE): Update.
6384 (SET_NEXT_FREE_NODE): New.
6385 (cgraph_create_node_1): Remove common code.
6386 (cgraph_create_node): Remove common code; call symtab_register_node.
6387 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
6388 (cgraph_add_asm_node): Update.
6389 (cgraph_clone_node): Register new node.
6390 * cgraphunit.c (process_function_and_variable_attributes): Update.
6391 (cgraph_analyze_functions): Update.
6392 (cgraph_analyze_functions): Update.
6393 (cgraph_output_in_order): Update.
6394 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
6396 * ipa-inline.c (recursive_inlining): Update.
6397 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
6398 * ipa.c (cgraph_remove_unreachable_nodes): Update.
6399 * Makefile.in: Add symtab.o
6400 * varpool.c (x_varpool_nodes): Remove
6401 (varpool_node): Remove common code; call symtab_register_node.
6402 (varpool_remove_node): Remove common code; call symtab_unregister_node.
6404 2012-04-16 Richard Guenther <rguenther@suse.de>
6407 * tree.h (VECTOR_CST_NELTS): Adjust.
6408 (struct tree_vector): Add explicit length field.
6409 (make_vector_stat): Declare.
6410 (make_vector): Define.
6411 * tree.c (make_vector_stat): New function.
6412 (build_vector_stat): Use it.
6413 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
6415 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6417 PR tree-optimization/52976
6418 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
6419 (undistribute_ops_list): Ops with repeat counts aren't eligible for
6421 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
6423 2012-04-16 Jan Hubicka <jh@suse.cz>
6425 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
6427 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
6428 walkers to walk cgraph and varpool.
6429 * cgraph.c (cgraph_node_for_asm): Likewise.
6430 (dump_cgraph): Likewise.
6431 * value-prof.c (init_node_map): Likewise.
6432 * tree.c (free_lang_data_in_cgraph): Likewise.
6433 * tree-emutls.c: (ipa_lower_emutls): Likewise.
6434 * ipa-reference.c (generate_summary, propagate): Likewise.
6435 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
6436 cgraph_mark_functions_to_output, cgraph_output_in_order,
6437 output_weakrefs, cgraph_materialize_all_clones,
6438 cgraph_optimize): Likewise.
6439 * lto-cgraph.c (merge_profile_summaries): Likewise.
6440 (input_cgraph): Likewise.
6441 * ipa-pure-const.c (generate_summary): Likewise.
6442 (propagate): Likwise.
6443 * ipa-utils.c (ipa_reduced_postorder): Likewise.
6444 (ipa_free_postorder_info): Likewise.
6445 (ipa_reverse_postorder): Likewise.
6446 * ipa-inline.c (ipa_inline): Likewise.
6447 * matrix-reorg.c (find_matrices_decl): Likewise.
6448 (matrix_reorg): Likewise.
6449 * tree-vectorizer.c (increase_alignment): Likewise.
6450 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
6451 (function_and_variable_visibility): Likewise.
6452 (whole_program_function_and_variable_visibility): Likewise.
6453 (ipa_cdtor_merge): Likewise.
6454 * trans-mem.c (ipa_tm_execute): Likewise.
6455 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
6456 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
6457 (ipa_print_all_params): Likewise.
6458 (ipa_update_after_lto_read): Likewise.
6459 * tree-profie.c (tree_profiling): Likewise.
6460 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6461 * passes.c (dump_passes): Likewise.
6462 (do_per_function): Likewise.
6463 (ipa_write_summaries): Likewise.
6464 * varpool.c (dump_varpool): Likewise.
6465 (varpool_node_for_asm): Likewise.
6466 (varpool_assemble_pending_decls): Likewise.
6468 2012-04-16 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/52975
6471 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
6472 condition but always mark it with TRUTH_NOT_EXPR.
6474 2012-04-16 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/52975
6477 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
6478 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
6479 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
6480 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
6482 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/sse.md (ssse3_plusminus): New code iterator.
6485 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
6486 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
6487 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
6488 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
6489 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
6490 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
6492 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
6493 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
6494 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
6495 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
6496 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
6497 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
6499 (xop_plus): New code iterator.
6500 (macs): New code attribute.
6502 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
6503 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
6505 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
6506 xop_plus code iterator.
6507 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
6508 xop_plus code iterator.
6509 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
6510 xop_plus code iterator.
6511 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
6512 xop_plus code iterator.
6514 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
6515 any_extend code iterator.
6516 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
6517 any_extend code iterator.
6518 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
6519 any_extend code iterator.
6520 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
6521 any_extend code iterator.
6522 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
6523 any_extend code iterator.
6524 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
6525 any_extend code iterator.
6527 2012-04-14 Tom de Vries <tom@codesourcery.com>
6529 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
6530 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
6531 DELETED_LABEL note, and move it to ...
6532 * cfgrtl.c (delete_insn): ... here. Change return type to void.
6533 (delete_insn_and_edges): Likewise.
6534 (delete_insn_chain): Handle new return type of delete_insn. Delete
6535 chain backwards rather than forwards.
6536 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
6538 * cfglayout.c (fixup_reorder_chain): Delete unused label.
6540 2012-04-14 Jan Hubicka <jh@suse.cz>
6542 * cgraph.h: Update copyrights;
6543 (symtab_node): Turn to union typedef.
6544 (symtab_node_base): New structure.
6545 (symtab_type): Add SYMTAB_SYMBOL tag.
6546 (cgraph_node): Annotate some pinters with nested_ptr.
6547 (varpool_node): Likewise.
6548 (cgraph_local_info): Remove lto_file_data
6549 and externally_visible.
6550 (cgraph_node): Remove decl; same_comdat_group list;
6551 aux; ref_list; order; address_taken; reachable_from_other_parittion,
6552 in_other_partition; resolution.
6553 (varpool_node): Remove decl; same_comdat_group;
6554 ref_list; lto_file_data; aux; order; resolution; externally_visible;
6555 used_from_other_partition; in_other_partition.
6556 (symtab_node_def): New union.
6557 (cgraph, varpool): Update.
6558 (varpool_first_static_initializer, varpool_next_static_initializer,
6559 cgraph_only_called_directly_or_aliased_p,
6560 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
6561 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
6562 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
6564 * cgraph.c: Likewise.
6565 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
6566 * cgraphbuild.c: Likewise.
6567 * lto-symtab.c: Likewise.
6568 * c-gimplify.c: Likewise.
6569 * value-prof.c: Likewise.
6571 * ipa-cp.c: Likewise.
6572 * tree-emutls.c: Likewise.
6573 * ipa-inline-transform.c: Likwise.
6574 * ipa-reference.c: Likewise.
6575 * cgraphunit.c: Likewise.
6576 * ipa-ref.c: Likewise.
6577 * lto-cgraph.c: Likewise.
6578 * ipa-ref-inline.h: Likewise.
6579 * ipa-pure-const.c: Likewise.
6580 * lto-streamer-out.c: Likewise.
6581 * ipa-utils.c: Likewise.
6582 * ipa-inline.c: Likewise.
6583 * matrix-reorg.c: Likewise.
6584 * tree-eh.c: Likewise.
6585 * tree-vectorizer.c: Likewise.
6586 * ipa-split.c: Likewise.
6588 * trans-mem.c: Likewise.
6589 * ipa-inline-analysis.c: Likewise.
6590 * gimplify.c: Likewise.
6591 * cfgexpand.c: Likewise.
6592 * tree-sra.c: Likewise.
6593 * ipa-prop.c: Likewise.
6594 * varasm.c: Likewise.
6595 * tree-nested.c: Likewise.
6596 * tree-inline.c: Likewise.
6597 * tree-profile.c: Likewise.
6598 * tree-ssa-structalias.c: Likewise.
6599 * passes.c: Likewise.
6600 * varpool.c: Likewise.
6602 2012-04-14 Tom de Vries <tom@codesourcery.com>
6604 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
6605 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
6606 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
6608 (gsi_advance_fw_nondebug_nonlocal): New function.
6609 (local_def): Removed function.
6610 (same_succ_hash): Use stmt_local_def.
6611 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
6612 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
6614 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
6617 and __ILP32__ for x32.
6619 2012-04-13 Martin Jambor <mjambor@suse.cz>
6622 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
6623 fold_ctor_reference returns a zero constant.
6625 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
6627 * config.gcc: Add i386/gnu-user-common.h before all
6628 i386/gnu-user.h and i386/gnu-user64.h usages.
6630 * config/i386/gnu-user-common.h: New.
6632 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
6633 (CC1_SPEC): Likewise.
6634 (ENDFILE_SPEC): Likewise.
6635 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
6636 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
6637 (TARGET_OS_CPP_BUILTINS): Likewise.
6638 (LIBGCC2_HAS_TF_MODE): Likewise.
6639 (LIBGCC2_TF_CEXT): Likewise.
6640 (TF_SIZE): Likewise.
6641 (TARGET_ASM_FILE_END): Likewise.
6642 (STACK_CHECK_MOVING_SP): Likewise.
6643 (STACK_CHECK_STATIC_BUILTIN): Likewise.
6644 * config/i386/gnu-user64.h: Likewise.
6646 2012-04-13 Martin Jambor <mjambor@suse.cz>
6648 * expr.c (expand_expr_real_1): Pass type, not the expression, to
6649 set_mem_attributes for a memory temporary. Do not call the function
6650 for the memory temporary created for a bitfield.
6652 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6655 * df.h (enum debug_temp_where): New.
6656 (dead_debug_init, dead_debug_finish) Declare.
6657 (dead_debug_add, dead_debug_insert_temp): Declare.
6658 (struct dead_debug_use, struct dead_debug): Moved from...
6659 * df-problems.c: ... here.
6660 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
6662 (df_create_unused_note): Likewise.
6663 (df_set_dead_notes_for_mw): Move comment where it belongs.
6664 (dead_debug_init): Export.
6665 (dead_debug_reset_uses): New, factored out of...
6666 (dead_debug_finish): ...this. Export.
6667 (dead_debug_reset): Remove.
6668 (dead_debug_add): Export.
6669 (dead_debug_insert_before): Rename to...
6670 (dead_debug_insert_temp): ... this. Add where argument. Export.
6671 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
6672 Return insertion count.
6673 (df_note_bb_compute): Adjust.
6674 * dce.c (word_dce_process_block): Adjust dead debug uses.
6675 (dce_process_block): Likewise.
6677 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6679 * df-problems.c (df_note_bb_compute): Do not take note of
6680 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
6682 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6685 * var-tracking.c (expand_depth): New type.
6686 (onepart_aux, expand_loc_callback_data): Change depth type to it.
6687 (loc_exp_dep_alloc): Adjust initializer.
6688 (update_depth): Use new type. Add entryvals.
6689 (vt_expand_var_loc_chain): Take note of expansions with
6690 ENTRY_VALUEs, but don't accept them right away. Run an optional
6691 second pass accepting the minimum ENTRY_VALUE count found in the
6693 (vt_expand_loc_callback, INIT_ELCD): Adjust.
6695 2012-04-13 Tom de Vries <tom@codesourcery.com>
6697 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
6698 parameters vuse and vuse_escaped.
6699 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
6700 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
6703 2012-04-13 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/52969
6706 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
6707 the condition for the COND_EXPR and handle predicate negation
6708 by swapping the COND_EXPR arms.
6710 2012-04-13 Nick Clifton <nickc@redhat.com>
6712 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
6713 TODO_dump_func flag.
6715 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
6717 PR rtl-optimization/52203
6718 PR rtl-optimization/52715
6720 Revert the 2012-03-07 fix for PR 52203.
6721 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
6722 the insn does not modify DFA right before issuing, adjust
6723 issue_rate accordingly.
6725 2012-04-13 Richard Guenther <rguenther@suse.de>
6728 * c-typeck.c (pointer_diff): Remove bogus assert.
6730 2012-04-13 Richard Guenther <rguenther@suse.de>
6733 * convert.c (convert_to_pointer): Remove special-casing of zero.
6735 2012-04-13 Joey Ye <joey.ye@arm.com>
6737 * config/arm/constraints.md (Pe): New constraint.
6738 * config/arm/arm.md: New split for imm 256-510.
6740 2012-04-13 Terry Guo <terry.guo@arm.com>
6742 * config/arm/arm-cores.def: Added core cortex-m0plus.
6743 * config/arm/arm-tune.md: Regenerated.
6744 * config/arm/arm-tables.opt: Regenerated.
6745 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
6747 2012-04-13 Alan Modra <amodra@gmail.com>
6750 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
6751 tie regs on destination of sets. Delete forward declaration.
6752 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
6753 (rs6000_emit_prologue): Likewise.
6754 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
6756 (is_mem_ref): Use tie_operand to recognise stack ties.
6757 * config/rs6000/predicates.md (tie_operand): New.
6758 * config/rs6000/rs6000.md (restore_stack_block): Generate new
6760 (restore_stack_nonlocal): Likewise.
6761 (stack_tie): Update.
6762 (frame_tie): Delete.
6764 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6766 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
6767 HOST_WIDE_INT_PRINT_DEC in format strings.
6769 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
6773 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
6774 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
6775 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
6776 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
6777 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
6778 avx2_permvarv8si using VI4F_256 mode iterator.
6779 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
6780 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
6781 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
6782 gen_avx2_permvarv8sf.
6783 (expand_vec_perm_pshufb): Ditto.
6785 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6788 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
6789 the list of options to enable the FCFID instruction.
6790 (TARGET_EXTRA_BUILTINS): Adjust comment.
6792 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6794 PR tree-optimization/18589
6795 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
6796 (operand_entry): Add count field.
6797 (add_repeat_to_ops_vec): New function.
6798 (completely_remove_stmt): Likewise.
6799 (remove_def_if_absorbed_call): Likewise.
6800 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
6801 (acceptable_pow_call): New function.
6802 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
6803 entries with repeat counts when found.
6804 (repeat_factor_d): New struct and associated typedefs.
6805 (repeat_factor_vec): New static vector variable.
6806 (compare_repeat_factors): New function.
6807 (get_reassoc_pow_ssa_name): Likewise.
6808 (attempt_builtin_powi): Likewise.
6809 (reassociate_bb): Call attempt_builtin_powi.
6810 (fini_reassoc): Two new calls to statistics_counter_event.
6812 2012-04-12 Richard Guenther <rguenther@suse.de>
6814 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
6815 * cgraph.h (tree_rest_of_compilation): Remove.
6816 * cgraph.c (cgraph_add_new_function): Move ...
6817 * cgraphunit.c (cgraph_add_new_function): ... here.
6818 (tree_rest_of_compilation): Make static.
6819 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
6820 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
6821 gate_all_early_local_passes, execute_all_early_local_passes,
6822 pass_early_local_passes, gate_all_early_optimizations,
6823 pass_all_early_optimizations): Move ...
6824 * passes.c (gate_all_optimizations, pass_all_optimizations,
6825 gate_all_early_local_passes, execute_all_early_local_passes,
6826 pass_early_local_passes, gate_all_early_optimizations,
6827 pass_all_early_optimizations): ... here.
6828 * tree-optimize.c (execute_free_datastructures): Remove.
6829 * tree-flow.h (execute_free_datastructures): Remove.
6830 * tree-optimize.c (execute_init_datastructures,
6831 pass_init_datastructures): Move ...
6832 * tree-ssa.c (execute_init_datastructures,
6833 pass_init_datastructures): ... here.
6834 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
6835 execute_free_datastructures.
6837 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
6839 * dbgcnt.def (ira_move): New counter.
6840 * ira-int.h (ira_create_new_reg): Declare function.
6841 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
6842 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
6843 no longer static. All callers changed.
6844 * ira.c: Include "dbgcnt.h".
6845 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
6846 move_unallocated_pseudos): New static functions.
6847 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
6848 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
6849 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
6850 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
6851 to the pseudos generated in find_moveable_pseudos.
6852 * Makefile.in (ira.o): Add $(DBGCNT_H).
6854 2012-04-12 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/52943
6857 * tree-chrec.h (chrec_is_positive): Remove.
6858 * tree-scalar-evolution.c (chrec_is_positive): Move ...
6859 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
6860 Return false for a constant zero instead of negative.
6861 (analyze_siv_subscript_cst_affine): Handle zero difference
6862 in the initial condition explicitely.
6864 2012-04-12 Richard Guenther <rguenther@suse.de>
6866 * tree-parloops.c (parallelize_loops): Also consult the upper
6867 bound for the number of iterations.
6868 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6869 (loop_prefetch_arrays): Likewise.
6871 2012-04-12 Richard Guenther <rguenther@suse.de>
6873 * cfgloop.h (estimated_loop_iterations_int): Ditch
6874 'conservative' parameter.
6875 (max_stmt_executions_int): Likewise.
6876 (estimated_loop_iterations): Likewise.
6877 (max_stmt_executions): Likewise.
6878 (max_loop_iterations): Declare.
6879 (max_loop_iterations_int): Likewise.
6880 (estimated_stmt_executions): Likewise.
6881 (estimated_stmt_executions_int): Likewise.
6882 * tree-ssa-loop-niter.c (estimated_loop_iterations):
6884 (max_loop_iterations): ... this.
6885 (estimated_loop_iterations_int): Split parts to ...
6886 (max_loop_iterations_int): ... this.
6887 (max_stmt_executions_int): Split parts to ...
6888 (estimated_stmt_executions_int): ... this.
6889 (max_stmt_executions): Split parts to ...
6890 (estimated_stmt_executions): ... this.
6891 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
6892 * predict.c (predict_loops): Likewise.
6893 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
6894 (analyze_siv_subscript_cst_affine): Likewise.
6895 (compute_overlap_steps_for_affine_1_2): Likewise.
6896 (analyze_subscript_affine_affine): Likewise.
6897 (init_omega_for_ddr_1): Likewise.
6898 * tree-parloops.c (parallelize_loops): Likewise.
6899 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6900 (may_eliminate_iv): Likewise.
6901 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6902 (loop_prefetch_arrays): Likewise.
6903 * tree-vrp.c (adjust_range_with_scev): Likewise.
6905 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
6907 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
6908 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
6910 (dump_table): Use bool type for need_align and have_df variables.
6911 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
6912 (regs_used): Remove register modifier.
6913 (barrier_align): Move variables slot, credit, jump_to_next
6914 into if block above for loop. Use bool type for jump_to_next.
6915 (sh_function_arg): Use NULL_RTX instead of 0.
6917 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
6919 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
6920 (bswapsi2): New expander.
6922 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6924 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
6925 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
6927 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6929 PR rtl-optimization/52876
6930 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
6931 Don't call mark_reg_pointer for incompatible pointer sign extension.
6933 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
6936 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6938 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
6939 comparisons against TYPE_PRECISION.
6940 * tree-ssa-forwprop.c (combine_conversions): Likewise.
6942 2012-04-11 Xinliang David Li <davidxl@google.com>
6944 * tree-passes.h: Remove TODO_dump_func.
6945 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
6946 * trans-mem.c: Remove TODO_dump_func.
6947 * ira.c: Remove TODO_dump_func.
6949 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6951 * config/i386/i386.c (ix86_option_override_internal): Check
6952 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
6953 after TARGET_64BIT is updated.
6955 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6957 * config/sh/sh.h: Remove old secondary reload code.
6959 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6961 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
6962 (ready_reorder): ... this function.
6964 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6966 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
6969 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
6970 insns so that no other insn is queued for a time before them.
6972 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
6975 2012-04-11 Richard Guenther <rguenther@suse.de>
6978 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
6979 consider loop nesting.
6980 (evolution_function_is_univariate_p): Properly check the remainder
6983 2012-04-11 Richard Guenther <rguenther@suse.de>
6986 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
6988 2012-04-11 Nick Clifton <nickc@redhat.com>
6990 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
6991 information, if requested.
6993 * config/rx/rx.c (rx_expand_prologue): Likewise.
6995 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
6996 Michael Matz <matz@suse.de>
6999 * rtlanal.c (unsigned_reg_p): New function.
7000 Update copyright notice dates.
7001 * rtl.h (unsigned_reg_p): Prototype it.
7002 Update copyright notice dates.
7003 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
7005 * expr.c (expand_expr_real_1): Set register attributes.
7006 * stmt.c (expand_case): Likewise.
7008 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7011 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
7012 consider_sh2a and allow_zero.
7013 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
7014 (disp_addr_displacement): New function.
7015 (sh_address_cost): Use disp_addr_displacement function instead
7016 of DISP_ADDR_OFFSET.
7017 (sh_legitimate_address_p): Adapt to changed
7018 sh_legitimate_index_p declaration.
7019 (sh_find_mov_disp_adjust): Remove HImode check.
7020 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
7021 disp_addr_displacement and max_mov_insn_displacement.
7022 (max_mov_insn_displacement): Remove HImode check.
7023 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
7024 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
7025 * config/sh/constraints.md (K05, K13): New constraints.
7026 (K12): Correct comment.
7027 (Sdd): Do not use DISP_ADDR_P macro.
7028 (Snd, Sbw): Use satisfies_constraint_Sdd.
7029 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
7030 (*extendhisi2_compact, movhi_i): Remove.
7031 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
7032 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
7033 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
7034 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
7035 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
7036 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
7037 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
7039 Add new peepholes for HImode displacement addressing.
7041 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7043 * config/sh/sh.h (SIDI_OFF): Remove.
7044 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
7045 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
7048 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
7051 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
7052 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
7053 * doc/md.texi (Standard Names): Add bswap.
7054 * builtin-types.def (BT_UINT16): New primitive type.
7055 (BT_FN_UINT16_UINT16): New function type.
7056 * builtins.def (BUILT_IN_BSWAP16): New.
7057 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
7058 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
7059 expand_builtin_bswap.
7060 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
7061 (fold_builtin_1): Likewise.
7062 (is_inexpensive_builtin): Likewise.
7063 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
7064 missing bits for bswap to libcall code.
7065 * tree.c (build_common_tree_nodes): Build uint16_type_node.
7066 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
7067 (uint16_type_node): New define.
7068 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
7069 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
7071 (rs6000_init_builtins): Likewise.
7072 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
7074 2012-04-11 Tristan Gingold <gingold@adacore.com>
7076 * doc/extend.texi (Type Attributes): Move paragraph.
7078 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
7081 * diagnostic.h (show_caret): Declare.
7082 (caret_max_width): Declare.
7083 (diagnostic_show_locus): Declare.
7084 * diagnostic.c (diagnostic_initialize): Initialize to false.
7085 (diagnostic_show_locus): New.
7086 (diagnostic_report_diagnostic): Call it.
7087 (getenv_columns): New.
7089 (diagnostic_set_caret_max_width): New.
7090 * input.c (read_line): New.
7091 (location_get_source_line): New.
7092 * input.h (location_get_source_line): Declare.
7093 * toplev.c (general_init): Initialize show_caret from options.
7094 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
7095 * opts.c (common_handle_option): Likewise.
7096 * pretty-print.h (pp_get_prefix): New.
7097 (pp_base_get_prefix): New.
7098 * common.opt (fdiagnostics-show-caret): New option.
7099 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
7101 2012-04-11 Richard Guenther <rguenther@suse.de>
7103 PR rtl-optimization/52881
7104 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
7106 2012-04-11 Richard Guenther <rguenther@suse.de>
7108 PR tree-optimization/52912
7109 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
7110 manipulation code we are threading through a loop header
7111 to an exit destination.
7113 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7115 * tree.h (warn_if_unused_value): Move declaration from here.
7116 * stmt.c (warn_if_unused_value): Move definition from here.
7118 2010-04-10 Michael Matz <matz@suse.de>
7120 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
7122 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
7123 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
7124 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
7125 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
7126 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
7127 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
7128 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
7129 (vect_record_strided_load_vectors): Rename to
7130 vect_record_grouped_load_vectors.
7131 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
7132 Rename use of above macros.
7133 (vect_verify_datarefs_alignment): Ditto.
7134 (vector_alignment_reachable_p): Ditto.
7135 (vect_peeling_hash_get_lowest_cost): Ditto.
7136 (vect_enhance_data_refs_alignment): Ditto.
7137 (vect_analyze_group_access): Ditto and rename stride to groupsize.
7138 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
7139 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
7140 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
7141 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
7142 (vect_record_strided_load_vectors): Rename to
7143 vect_record_grouped_load_vectors.
7144 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
7145 (destroy_loop_vec_info): Ditto.
7146 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
7147 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
7148 (vect_analyze_slp): Ditto.
7149 (new_bb_vec_info): Ditto.
7150 (destroy_bb_vec_info): Ditto.
7151 (vect_schedule_slp_instance): Ditto and rename strided_store to
7153 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
7154 vect_cost_group_size.
7155 (vect_model_store_cost): Rename use of above macros and call
7156 to vect_cost_strided_group_size.
7157 (vect_model_load_cost): Ditto.
7158 (vectorizable_store): Ditto, rename strided_store to grouped_store
7159 and calls to renamed tree-vectorizer.h functions.
7160 (vectorizable_load): Ditto.
7161 (vect_transform_stmt): Rename use of above macros and strided_store
7164 2012-04-10 Jan Hubicka <jh@suse.cz>
7166 * cgraph.h: Remove misledaing comment on ipa-ref.h.
7167 (symtab_type): New enum.
7168 (symtab_node): New structure.
7169 (cgraph_node, varpool_node): Add symbol base type.
7170 (cgraph, varpool): New accestor functions.
7171 * cgraph.c (cgraph_create_node_1): Set symbol type.
7172 * varpool.c (varpool_node): Set symbol type.
7174 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
7175 Richard Sandiford <rdsandiford@googlemail.com>
7177 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
7179 2012-04-10 Richard Guenther <rguenther@suse.de>
7182 * gimple-low.c (gimple_check_call_args): Properly account for
7183 compatible aggregate types.
7185 2012-04-10 Richard Guenther <rguenther@suse.de>
7187 * toplev.h (tree_rest_of_compilation): Remove.
7188 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7189 * cgraph.h (tree_rest_of_compilation): Declare.
7190 * tree-optimize.c (tree_rest_of_compilation): Move ...
7191 * cgraphunit.c (tree_rest_of_compilation): ... here.
7192 * cgraph.c (cgraph_add_new_function): Adjust.
7193 * Makefile.in (tree-optimize.o): Adjust.
7194 (cgraphunit.o): Likewise.
7196 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
7198 PR tree-optimization/52870
7199 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
7200 presumed pattern statement is within the same loop or basic block.
7202 2012-04-10 Tristan Gingold <gingold@adacore.com>
7204 * gengtype.c (main): Make uintptr_t a known type.
7206 2012-04-10 Richard Guenther <rguenther@suse.de>
7208 * tree-pass.h (tree_lowering_passes): Remove.
7209 * tree-optimize.c (tree_lowering_passes): Remove.
7210 * cgraph.c (cgraph_add_new_function): Inline relevant parts
7211 of tree_lowering_passes, avoid redundant call of early local passes.
7212 * cgraphunit.c (cgraph_lower_function): Fold into ...
7213 (cgraph_analyze_function): ... its single caller. Inline
7214 relevant parts of tree_lowering_passes.
7216 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
7219 * config/pa/pa.opt: Remove SIO and GNU_LD.
7221 2012-04-09 Jan Hubicka <jh@suse.cz>
7226 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
7227 boundary, add its target too.
7228 * lto.c (add_references_to_partition): Add also aliased nodes.
7229 (add_cgraph_node_to_partition,
7230 add_varpool_node_to_partition): Work on nodes, not functions/variables;
7231 when adding alias, add also the aliased object.
7233 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
7236 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
7237 VOIDmode immediate operands.
7238 * config/i386/constraints.md (Wz): New constraint.
7239 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
7241 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
7244 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
7245 the DECL generated for the special GOT helper.
7247 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
7249 * config/sh/constraints.md: Update list of constraints in
7251 (Sr0): Remove unused memory constraint.
7253 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7255 * tree-pretty-print.h: Update comment.
7257 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
7259 * config/sh/sh.md: Use braced string notation where applicable.
7260 (*prefetch_i4, prefetch_m2a): Merge into ...
7261 (*prefetch): ... this new insn.
7263 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
7265 * config/sh/sh.h (high_life_started): Remove
7266 * config/sh/predicates.md (general_movdst_operand): Use
7267 'reload_in_progress' instead of 'high_life_started'.
7268 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
7269 divsi_inv_fp): Likewise.
7271 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
7273 * config/sh/sh-protos.h (prepare_move_operands): Return void
7275 * config/sh/sh.c (prepare_move_operands): Likewise.
7276 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
7278 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
7280 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
7281 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
7282 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
7283 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
7284 commutative_float_operator, noncommutative_float_operator,
7285 sh_handle_pragma): Remove.
7287 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
7289 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
7290 Use @option markup on command-line options. Use @samp markup on
7291 literal keywords to options. Use @code markup on code fragments.
7292 Use other markup in preference to quotation marks in the text.
7293 Add markup to some passages without any.
7295 2012-04-06 Mike Stump <mikestump@comcast.net>
7297 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
7299 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
7301 * config/sh/sh.c (hi_const): Remove.
7302 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
7305 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
7307 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
7309 * config/sh/sh.c (sh_expand_t_scc): Likewise.
7310 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
7311 calling sh_expand_t_scc.
7313 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
7315 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
7316 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
7317 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
7318 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
7319 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
7320 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
7321 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
7322 sh2a_is_function_vector_call): Use bool as return type.
7323 (sh_pass_in_reg_p): Remove.
7324 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
7325 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
7326 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
7327 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
7328 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
7329 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
7330 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
7331 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
7332 sh_loads_bankedreg_p): Use bool as return type.
7333 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
7334 'register' modifier.
7336 2012-04-06 Matt Turner <mattst88@gmail.com>
7338 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
7340 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
7342 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
7343 of the destination isn't also a FP_REGS register.
7345 2012-04-05 Teresa Johnson <tejohnson@google.com>
7346 H.J. Lu <hongjiu.lu@intel.com>
7348 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
7349 * config/i386/i386.md (move immediate to memory peephole2):
7350 Add cases for HImode move when LCP stall avoidance is needed.
7351 * config/i386/i386.c (initial_ix86_tune_features): Initialize
7352 X86_TUNE_LCP_STALL entry.
7354 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
7358 CONST_INT operands, zero-extended with AND.
7360 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
7363 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
7364 first argument instead of mode size. Move displacement calculations
7366 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
7367 ... these new functions.
7368 (disp_adjust): Remove max_mov_disp field.
7369 (sh_legitimate_index_p): Use max_mov_insn_displacement and
7370 mov_insn_alignment_mask.
7371 (sh_address_cost): Use max_mov_insn_displacement.
7373 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
7375 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
7376 (arch_enabled): Handle new arch types.
7377 (one_cmpldi2): Add NEON support.
7379 2012-04-05 Richard Guenther <rguenther@suse.de>
7381 * gimple.c (walk_gimple_op): Compute val_only for the LHS
7382 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
7383 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
7384 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
7385 ... here and make static.
7386 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
7389 2012-04-05 Richard Guenther <rguenther@suse.de>
7391 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
7392 basic-block before removing it.
7394 2012-04-05 Richard Guenther <rguenther@suse.de>
7396 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
7397 version namespace as we release the freelist.
7399 2012-04-05 Richard Guenther <rguenther@suse.de>
7401 * tree-nrv.c (tree_nrv): Release VDEFs.
7402 * tree-sra.c (sra_modify_constructor_assign): Likewise.
7403 (sra_modify_assign): Likewise.
7404 * tree-vect-stmts.c (vect_remove_stores): Likewise.
7405 * tree-vect-loop.c (vect_transform_loop): Likewise.
7406 * tree-ssa-dom.c (optimize_stmt): Likewise.
7407 * tree-vect-slp.c (vect_schedule_slp): Likewise.
7408 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
7410 2012-04-05 Richard Guenther <rguenther@suse.de>
7412 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
7414 * gimple.h (gsi_remove): Adjust.
7415 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
7416 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
7417 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
7418 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
7419 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
7420 * tree-ssa-pre.c (eliminate): Likewise.
7422 2012-04-04 Mike Stump <mikestump@comcast.net>
7424 * doc/rtl.texi (const_double): Document as sign-extending.
7425 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
7426 * emit-rtl.c (immed_double_int_const): Refine to state the
7428 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
7429 CONST_DOUBLE integers.
7430 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
7431 negative values are converted. Fix conversions bigger than
7432 HOST_BITS_PER_WIDE_INT.
7433 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
7434 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
7435 * explow.c (plus_constant_mode): Add.
7436 (plus_constant): Implement with plus_constant_mode.
7437 * rtl.h (plus_constant_mode): Add.
7439 2012-04-04 Richard Guenther <rguenther@suse.de>
7441 PR tree-optimization/52808
7442 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
7443 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
7445 2012-04-04 Tristan Gingold <gingold@adacore.com>
7447 * expr.c (expand_expr_real_2): Handle larger sizetype in
7450 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7452 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
7453 to m2a-single instead of m2e.
7455 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
7457 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
7458 Change type of BITOFFSET to signed. Make sure the lower bound of
7459 the computed range is non-negative by adjusting OFFSET and BITPOS.
7460 (expand_assignment): Adjust call to get_bit_range.
7462 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
7464 * h8300/h8300.c (h8300_current_function_monitor_function_p):
7465 New function. Added to check monitor functions.
7466 (h8300_option_override): Modified to generate error/warning
7467 messages for invalid combinations of different command line
7469 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
7470 save EXR on stack for monitor function in case of H8S target
7471 when "-mno-exr" is passed.
7472 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
7474 * doc/invoke.texi: Document H8S options.
7476 2012-04-03 Tristan Gingold <gingold@adacore.com>
7478 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
7479 of gcc_AC_FUNC_MMAP_BLACKLIST.
7480 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
7481 * Makefile.in (aclocal_deps): Add mmap.m4.
7482 * configure: Regenerate.
7483 * aclocal.m4: Regenerate.
7485 2012-04-03 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/52808
7488 * tracer.c (tail_duplicate): Return whether we have duplicated
7490 (tracer): If we have duplicated any block, cleanup the CFG.
7491 * cfghooks.c (duplicate_block): If we duplicated a loop
7492 header but not its loop, destroy the loop because it now has
7494 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
7495 the cfg manipulation routines we are not creating a multiple
7498 2012-04-03 Tristan Gingold <gingold@adacore.com>
7500 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
7502 (vms_c_common_override_options): Allow parameterless variadic
7505 2012-04-03 Jakub Jelinek <jakub@redhat.com>
7507 PR tree-optimization/52835
7508 * tree-data-ref.c (build_rdg): Return NULL if
7509 compute_data_dependences_for_loop failed.
7511 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
7513 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
7514 for REAL_CST as well.
7515 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
7516 In the bitfield case, if the value is a REAL_CST, convert it first to
7519 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
7521 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
7522 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
7523 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
7525 * config/i386/biarchx32.h: New.
7527 2012-04-02 Anatoly Sokolov <aesok@post.ru>
7529 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
7530 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
7531 (arm_preferred_reload_class): New function.
7533 2012-04-02 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/52756
7536 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
7537 (thread_through_loop_header): After threading through the loop latch
7538 remove the split part from the loop and clear further threading
7539 opportunities that would create a multiple entry loop.
7541 2012-04-02 Richard Guenther <rguenther@suse.de>
7543 PR rtl-optimization/52800
7544 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
7545 CLEANUP_CFG_CHANGED.
7547 2012-04-02 Richard Guenther <rguenther@suse.de>
7550 * loop-init.c (gate_handle_loop2): Destroy loops here if
7551 we don't enter RTL loop optimizers.
7553 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
7556 2012-03-29 Richard Guenther <rguenther@suse.de>
7558 * rtl.h (extended_count): Remove.
7559 * combine.c (extended_count): Remove.
7561 2012-04-02 Dodji Seketeli <dodji@redhat.com>
7564 * pt.c (more_specialized_fn): Don't apply decay conversion to
7565 types of function parameters.
7567 2012-04-02 Tristan Gingold <gingold@adacore.com>
7569 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
7570 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
7571 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
7572 (ggc_pch_this_base): Use uintptr_t instead of size_t.
7574 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (ix86_option_override_internal): Don't
7578 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
7580 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
7582 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
7583 (stmt_can_make_abnormal_goto): Use it.
7584 (is_ctrl_altering_stmt): Likewise.
7586 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
7587 Kaz Kojima <kkojima@gcc.gnu.org>
7589 * config/sh/sh.c (push_regs): Skip banked registers when
7590 resbank attribute is specified.
7591 (sh_expand_epilogue): Likewise.
7593 2012-03-30 Richard Henderson <rth@redhat.com>
7596 * combine-stack-adj.c (prev_active_insn_bb): New.
7597 (next_active_insn_bb): New.
7598 (force_move_args_size_note): New.
7599 (combine_stack_adjustments_for_block): Use it.
7601 2012-03-30 Richard Henderson <rth@redhat.com>
7603 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
7604 (ix86_expand_vector_init_duplicate): Initialize it.
7605 (expand_vec_perm_palignr): Likewise.
7606 (ix86_expand_vec_perm_const): Likewise.
7607 (ix86_vectorize_vec_perm_const_ok): Likewise.
7608 (expand_vec_perm_blend): Use it.
7609 (expand_vec_perm_vpermil): Likewise.
7610 (expand_vec_perm_pshufb): Likewise.
7611 (expand_vec_perm_1): Likewise.
7612 (expand_vec_perm_pshuflw_pshufhw): Likewise.
7613 (expand_vec_perm_interleave2): Likewise.
7614 (expand_vec_perm_vpermq_perm_1): Likewise.
7615 (expand_vec_perm_vperm2f128): Likewise.
7616 (expand_vec_perm_interleave3): Likewise.
7617 (expand_vec_perm_vperm2f128_vblend): Likewise.
7618 (expand_vec_perm_vpshufb2_vpermq): Likewise.
7619 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
7620 (expand_vec_perm_broadcast): Likewise.
7621 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
7623 2012-03-30 Richard Henderson <rth@redhat.com>
7625 * dwarf2out.c (gen_variable_die): Initialize off.
7627 2012-03-30 Tristan Gingold <gingold@adacore.com>
7629 * config/vms/vms-f.c: New file.
7630 * config/vms/t-vms (vms-f.o): New rule.
7631 * config.gcc (*-*-*vms*): Define fortran_target_objs.
7633 2012-03-30 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/52754
7636 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7637 propagate arbitrary addresses into really plain dereferences.
7639 2012-03-30 Richard Guenther <rguenther@suse.de>
7642 * except.c (emit_to_new_bb_before): Move loop updating ...
7643 (dw2_build_landing_pads): ... here. Use a proper block for
7644 querying the loop father.
7646 2012-03-30 Tristan Gingold <gingold@adacore.com>
7648 * config/ia64/ia64.c (ia64_section_type_flags): Remove
7649 common_object attribute handling.
7650 (SECTION_VMS_OVERLAY): Remove
7651 (ia64_vms_common_object_attribute): Replace abort with an assert.
7652 Do not set DECL_SECTION_NAME.
7653 (ia64_vms_output_aligned_decl_common): Handle common_object
7655 (ia64_vms_elf_asm_named_section): Remove.
7656 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
7658 2012-03-30 Richard Guenther <rguenther@suse.de>
7661 * double-int.c (rshift_double): Remove not needed cast.
7663 2012-03-30 Richard Guenther <rguenther@suse.de>
7665 * tree-affine.h (print_aff): Remove.
7666 * tree-affine.c (print_aff): Make static.
7667 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
7668 (get_references_in_stmt): Likewise.
7669 (print_direction_vector): Likewise.
7670 (print_dir_vectors): Likewise.
7671 (print_dist_vectors): Likewise.
7672 (dump_subscript): Likewise.
7673 (dump_ddrs): Likewise.
7674 (dump_dist_dir_vectors): Likewise.
7675 (dump_data_references): Likewise.
7676 (dump_data_dependence_relation): Likewise.
7677 (dump_data_dependence_direction): Likewise.
7678 (dump_rdg_vertex): Likewise.
7679 (dump_rdg_component): Likewise.
7680 (debug_ddrs): Declare.
7681 (struct data_ref_loc_d): Move ...
7682 * tree-data-ref.c (struct data_ref_loc_d): ... here.
7683 (get_references_in_stmt): Make static.
7684 (dump_data_references): Likewise.
7685 (dump_subscript): Likewise.
7686 (print_direction_vector): Likewise.
7687 (print_dir_vectors): Likewise.
7688 (print_dist_vectors): Likewise.
7689 (dump_data_dependence_relation): Likewise.
7690 (dump_dist_dir_vectors): Likewise.
7691 (dump_ddrs): Likewise.
7692 (dump_rdg_vertex): Likewise.
7693 (dump_rdg_component): Likewise.
7694 (debug_ddrs): New function.
7695 (access_matrix_get_index_for_parameter): Remove.
7697 2012-03-30 Tristan Gingold <gingold@adacore.com>
7699 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
7700 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
7701 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
7702 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
7703 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
7704 (vms_patch_builtins): Handle new flags
7705 * config/vms/vms-crtlmap.map: Completed using nm on
7706 c and math system libraries.
7707 * config/vms/make-crtlmap.awk: Handle any number of flags.
7709 2012-03-30 Martin Jambor <mjambor@suse.cz>
7711 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
7712 is a builtin_stack_save in a dominating BB.
7714 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
7717 crossing 128bit lane boundary.
7719 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
7721 * ira-color.c (setup_left_conflict_sizes_p): Process all
7722 conflicting objects.
7724 2012-03-29 Jakub Jelinek <jakub@redhat.com>
7726 PR tree-optimization/52760
7727 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
7728 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
7730 2012-03-29 Richard Guenther <rguenther@suse.de>
7732 * cgraph.h (cgraph_materialize_all_clones): Remove.
7733 (reset_inline_failed): Likewise.
7734 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
7735 * cgraphbuild.c (reset_inline_failed): Remove.
7736 * rtl.h (cse_main): Remove.
7737 (extended_count): Likewise.
7738 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
7739 (cse_main): Make static.
7740 * combine.c (extended_count): Remove.
7741 (dump_combine_stats): Mark as DEBUG_FUNCTION.
7742 * basic-block.h (reorder_basic_blocks): Remove.
7743 * bb-reorder.c (reorder_basic_blocks): Make static.
7744 * Makefile.in (dse.o): Remove dse.h dependency.
7746 * dse.c (gate_dse): Remove.
7747 (clear_alias_mode_eq): Likewise.
7748 (clear_alias_mode_hash): Likewise.
7749 (dse_record_singleton_alias_set): Likewise.
7750 (dse_invalidate_singleton_alias_set): Likewise.
7752 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
7754 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
7755 crtbegin_so%O%s for -shared.
7756 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
7758 2012-03-29 Richard Guenther <rguenther@suse.de>
7760 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
7761 (add_to_value): Remove.
7762 (print_value_expressions): Likewise.
7763 * tree-ssa-pre.c (add_to_value): Make static.
7764 (print_value_expressions): Likewise.
7765 * gimple.h (gimple_adjust_this_by_delta): Remove.
7766 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
7768 2012-03-29 Richard Guenther <rguenther@suse.de>
7771 * double-int.h (rshift_double): Remove.
7772 * double-int.c (lshift_double): Use absu_hwi to make count positive.
7773 (rshift_double): Make static, take unsigned count argument,
7774 remove handling of negative count argument.
7775 (double_int_rshift): Dispatch to lshift_double.
7777 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
7779 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
7782 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
7783 (SPEC_X32): Likewise.
7784 (MULTILIB_DEFAULTS): Likewise.
7786 * config/i386/i386.c (isa_opts): Remove -m64.
7787 (ix86_target_string): Properly handle -m32/-m64/-mx32.
7788 (ix86_option_override_internal): Properly
7789 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
7790 handle -m32, -m64 and -mx32.
7792 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
7793 with OPTION_ABI_X32. Moved after TARGET_LP64.
7794 (TARGET_LP64): Changed to OPTION_ABI_64.
7796 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
7797 (mx32): Replace ISA_X32 with ABI_X32.
7799 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
7801 * tree.c (tree_size) <VECTOR_CST>: New case.
7803 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
7805 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
7806 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
7808 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7811 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
7812 __builtin_va_start to __builtin_next_arg if the latter is
7813 builtin_decl_explicit_p rather than when it is not.
7816 * tree-vect-generic.c (vector_element): Perform multiplication
7817 for pos in bitsizetype type instead of idx type.
7819 2012-03-28 Richard Guenther <rguenther@suse.de>
7821 * loop-init.c (loop_optimizer_init): If loops are preserved
7822 perform incremental initialization of required loop features.
7823 (loop_optimizer_finalize): If loops are to be preserved only
7824 clean up optional loop features.
7825 (rtl_loop_done): Forcefully free loops here.
7826 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
7827 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
7829 (construct_init_block): Likewise.
7830 (construct_exit_block): Likewise.
7831 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
7832 the CFG after expanding.
7833 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
7834 If we needed to calculate them, free them afterwards.
7835 * tree-pass.h (PROP_loops): New define.
7836 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
7837 * basic-block.h (CLEANUP_CFG_CHANGED): New.
7838 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
7839 (cleanup_cfg): If we did something and have loops around, fix them up.
7840 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
7841 with CLEANUP_CFG_CHANGED.
7842 * cfghooks.c (merge_blocks): If we merge a loop header into
7843 its predecessor, update the loop structure.
7844 (duplicate_block): If we copy a loop latch, adjust loop state
7845 to note we may have multiple latches.
7846 (delete_basic_block): Mark loops for fixup if we remove a loop.
7847 * cfganal.c (forwarder_block_p): Protect loop latches, headers
7849 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
7850 (cfg_layout_can_merge_blocks_p): Likewise.
7851 * cprop.c (bypass_block): If we create a loop with multiple
7852 entries, mark it for removal.
7853 * except.c (emit_to_new_bb_before): Add the new basic-block
7855 * tree-eh.c (lower_resx): Likewise.
7856 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
7857 (expand_omp_taskreg): Likewise.
7858 * tree-inline.c (initialize_cfun): Likewise.
7859 * tree-mudflap.c (add_bb_to_loop): Prototype.
7860 (mf_build_check_statement_for): Properly add new basic-blocks
7862 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
7863 if we remove a loop.
7864 (thread_through_loop_header): Likewise.
7865 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
7866 new basic-blocks to existing loops.
7867 (expand_transaction): Likewise.
7868 * Makefile.in (except.o): Add $(CFGLOOP_H).
7870 (cgraph.o): Likewise.
7871 (cprop.o): Likewise.
7872 (cfgexpand.o): Likewise.
7873 (cfganal.o): Likewise.
7874 (trans-mem.o): Likewise.
7875 (tree-eh.o): Likewise.
7877 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7880 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
7881 (avr_builtin_decl): New static function.
7882 (struct avr_builtin_description, avr_bdesc): Move up.
7883 Add GTY marker. Add field fndecl. Remove redundant field id.
7884 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
7885 (avr_expand_builtin): Code cleanup because .id is removed.
7887 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7890 * config.gcc (tm_file): Remove avr/multilib.h.
7892 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
7894 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
7895 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
7896 * config/avr/t-avr: Remove generation of multilib.h.
7897 * config/avr/t-multilib: Regenerate.
7898 * config/avr/multilib.h: Remove.
7899 * config/avr/avr.opt (-msp8): New option.
7900 (avr_sp8): New variable.
7901 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
7902 * config/avr/avr.h (AVR_HAVE_SPH): New define.
7903 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
7904 (avr_device_to_sp8): New prototype.
7905 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
7906 (DRIVER_SELF_SPECS): New define.
7907 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
7908 __AVR_SP8__, __AVR_HAVE_SPH__.
7909 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
7910 AVR_HAVE_8BIT_SP to decide if SP_H is present.
7911 (avr_file_start): Ditto.
7913 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7916 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
7917 instead of 8 in adjust_address.
7919 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
7922 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
7925 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
7928 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
7929 Rearrange conditional logic. Move displacement address calculations
7931 (sh_find_mov_disp_adjust): ... this new function.
7933 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7935 * config/arm/arm.opt (mapcs): Remove MaskExists.
7936 * config/cris/linux.opt (mno-gotplt): Likewise.
7937 * config/i386/i386.opt (mhard-float): Likewise.
7939 (mno-sse4): Likewise.
7940 * config/m68k/m68k.opt (mhard-float): Likewise.
7941 * config/mep/mep.op (mcop32): Likewise.
7942 * config/pa/pa-hpux.opt (msio): Likewise.
7943 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
7944 * config/picochip/picochip.opt (mlittle): Likewise.
7945 * config/sh/sh.opt (mrenesas): Likewise.
7946 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
7947 * config/sparc/sparc.opt (mhard-float): Likewise.
7948 * config/v850/v850.opt (mv850es): Likewise.
7949 * config/vax/vax.opt (mg-float): Likewise.
7951 2012-03-27 Martin Jambor <mjambor@suse.cz>
7954 * tree-sra.c (sra_modify_assign): Do not call
7955 load_assign_lhs_subreplacements when working with an unscalarizable
7958 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
7963 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
7964 * config/i386/i386.c: Include reload.h.
7965 (ix86_legitimize_reload_address): New function.
7967 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7969 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
7970 hasn't been allocated. Define a target macro for Mask and
7971 InverseMask if it hasn't been defined. Remove MaskExists handling.
7973 * doc/options.texi: Remove MaskExists.
7975 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
7978 * config/sh/sh.c (find_barrier): Add equality check of last_got
7979 to avoid going above orig insn. Update comments.
7981 2012-03-27 Richard Guenther <rguenther@suse.de>
7984 * fold-const.c (try_move_mult_to_index): Handle &x.array more
7987 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
7989 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
7990 of a unit before computing the offset in units.
7991 * expr.c (get_bit_range): Return the null range if the enclosing record
7992 is part of a larger bit field.
7994 2012-03-27 Tristan Gingold <gingold@adacore.com>
7996 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
7997 * config/ia64/ia64.md: Remove mode in template.
7998 Sign extend operand in expand_simple_binop.
7999 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
8000 CASE_VECTOR_MODE instead of TARGET_ILP32.
8001 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
8003 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
8005 * varasm.c (assemble_external): #if 0 out the new assert from the
8006 previous commit, it breaks the Java and Go front ends.
8008 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
8010 * toplev.c (check_global_declaration_1): Do not call assemble_external.
8011 * expr.c (emit_block_move_libcall_fn): Likewise.
8012 (clear_storage_libcall_fn): Likewise.
8013 (expand_expr_addr_expr_1): Likewise.
8014 (expand_expr_real_1): Likewise.
8015 * calls.c (rtx_for_function_call): Likewise.
8017 * varasm.c (assemble_external): Assert this function is only called
8018 during or after expanding to RTL.
8020 2012-03-26 Martin Jambor <mjambor@suse.cz>
8022 PR tree-optimization/50052
8023 * tree-sra.c (tree_non_aligned_mem_p): Removed.
8024 (tree_non_aligned_mem_for_access_p): Likewise.
8025 (build_accesses_from_assign): Removed strict alignment requirements
8027 (access_precludes_ipa_sra_p): Likewise.
8029 2012-03-26 Richard Guenther <rguenther@suse.de>
8031 PR tree-optimization/52701
8032 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
8033 compute and set the evolution part of PHI nodes.
8035 2012-03-26 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/52721
8038 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
8040 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
8042 PR tree-optimization/52686
8043 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
8046 2012-03-26 Tristan Gingold <gingold@adacore.com>
8048 * config/alpha/vms.h (LINK_SPEC): Simplify.
8049 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
8050 (NAME__MAIN, SYMBOL__MAIN): Remove.
8051 (VMS_DEBUG_MAIN_POINTER): Remove.
8052 * config/ia64/vms.h: Likewise.
8053 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
8054 code to vms.c. Call vms_start_function.
8055 * config/ia64/ia64.c (ia64_start_function): Likewise.
8056 * config/vms/vms-protos.h (vms_start_function): Declare.
8057 * config/vms/vms.c (vms_start_function): New function.
8058 * config/vms/vms.h (MATH_LIBRARY): Define.
8059 (VMS_DEBUG_MAIN_POINTER): Define.
8061 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
8063 PR rtl-optimization/52629
8064 * reload1.c (count_pseudo): Short-circuit common case.
8065 (count_spilled_pseudo): Return early for pseudos without hard regs.
8066 Assert that the pseudo has got a hard reg before manipulating it.
8068 2012-03-24 Jan Hubicka <jh@suse.cz>
8071 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
8072 (decide_is_variable_needed): Do not handle toplevel reorder here.
8073 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
8074 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
8077 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8079 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
8080 and str_bitsize instead of more convoluted expressions.
8082 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8085 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
8087 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8090 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
8092 2012-03-23 Martin Jambor <mjambor@suse.cz>
8094 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
8096 2012-03-23 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/52678
8099 * tree-vectorizer.h (struct _stmt_vec_info): Add
8100 loop_phi_evolution_part member.
8101 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
8102 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
8103 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
8104 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8105 Use the cached evolution part and the PHI nodes value from
8106 the loop preheader edge instead of re-analyzing the evolution.
8108 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8110 * config/mips/mips-tables.opt: Update.
8111 * config/mips/mips.md (processor): Add xlp.
8112 * config/mips/mips-cpus.def: Add xlp.
8113 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
8115 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
8116 * doc/invoke.texi: Mention XLP.
8118 2012-03-22 Jakub Jelinek <jakub@redhat.com>
8121 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
8122 on any new_local_var_chain vars declared during recursing on
8123 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
8125 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
8127 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
8128 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
8129 (ASM_OUTPUT_LOCAL): Ditto.
8130 (ASM_OUTPUT_COMMON): Remove.
8131 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
8132 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
8134 2012-03-22 Jan Hubicka <jh@suse.cz>
8137 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
8139 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
8140 * ipa-inline-transform.c (save_inline_function_body): Remove
8141 copied clone if needed.
8142 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
8144 2012-03-22 Richard Guenther <rguenther@suse.de>
8147 * fold-const.c (fold_ternary_loc): Fix typo.
8149 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
8152 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
8153 (unspecv): Add UNSPECV_MEMORY_BARRIER.
8154 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
8155 (delay_cycles_1, delay_cycles_2): Ditto.
8156 (delay_cycles_3, delay_cycles_4): Ditto.
8157 (nopv, *nopv): Ditto.
8158 (sleep, *sleep): Ditto.
8161 2012-03-22 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/52548
8164 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
8165 because of clobbers.
8166 (prune_clobbered_mems): New function.
8167 (compute_antic_aux): Use it to prune ANTIC_OUT.
8168 (compute_partial_antic_aux): Use it to prune PA_IN.
8169 (compute_avail): Only insert expressions into EXP_GEN that are not
8170 invalidated when translated up to the beginning of the block.
8172 2012-03-22 Richard Guenther <rguenther@suse.de>
8174 PR tree-optimization/52638
8175 * tree-vect-stmts.c (vect_init_vector_1): New function, split
8177 (vect_init_vector): ... here. Handle scalar vector inits.
8178 (vect_get_vec_def_for_operand): Adjust.
8179 (vectorizable_load): Likewise.
8181 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
8183 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
8184 (alpha*-*-freebsd*): Ditto.
8185 (alpha*-*-netbsd*): Ditto.
8186 (alpha*-*-openbsd*): Ditto.
8187 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
8188 (DWARF2_DEBUGGING_INFO): Remove.
8189 (PREFERRED_DEBUGGING_TYPE): Remove.
8190 (ASM_FINAL_SPEC): Remove.
8191 (IDENT_ASM_OP): Remove.
8192 (ASM_OUTPUT_IDENT): Remove.
8193 (SKIP_ASM_OP): Remove.
8194 (ASM_OUTPUT_SKIP): Remove.
8195 (ALIGN_ASM_OP): Remove.
8196 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8197 (ASM_OUTPUT_CASE_LABEL): Remove.
8198 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
8199 (COMMON_ASM_OP): Remove.
8200 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8201 (ASCII_DATA_ASM_OP): Remove.
8202 (READONLY_DATA_SECTION_ASM_OP): Remove.
8203 (INIT_SECTION_ASM_OP): Remove.
8204 (FINI_SECTION_ASM_OP): Remove.
8205 (ASM_SECTION_START_OP): Remove.
8206 (ASM_OUTPUT_SECTION_START_FILE): Remove.
8207 (TARGET_ASM_NAMED_SECTION): Remove.
8208 (TARGET_ASM_SELECT_SECTION): Remove.
8209 (MAKE_DECL_ONE_ONLY): Remove.
8210 (TYPE_ASM_OP): Remove.
8211 (SIZE_ASM_OP): Remove.
8212 (ASM_WEAKEN_LABEL): Remove.
8213 (TYPE_OPERAND_FMT): Remove.
8214 (ASM_DECLARE_RESULT): Remove.
8215 (ASM_DECLARE_OBJECT_NAME): Remove.
8216 (ASM_FINISH_DECLARE_OBJECT): Remove.
8217 (ELF_ASCII_ESCAPES): Remove.
8218 (ELF_STRING_LIMIT): Remove.
8219 (STRING_ASM_OP): Remove.
8220 (ASM_OUTPUT_EXTERNAL): Remove.
8221 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
8222 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
8224 (ASM_DECLARE_FUNCTION_NAME): Ditto.
8225 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
8226 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
8227 (ASM_OUTPUT_SKIP): Ditto.
8228 (READONLY_DATA_SECTION_ASM_OP): Remove.
8229 (USER_LABEL_PREFIX): Remove.
8230 (ASM_OUTPUT_ASCII): Remove.
8231 (ASM_OUTPUT_CASE_LABEL): Remove.
8232 (NO_DOLLAR_IN_LABEL): Undefine.
8234 2012-03-22 Richard Guenther <rguenther@suse.de>
8236 PR tree-optimization/52459
8237 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
8238 PHI insertion for calls.
8240 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
8242 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
8243 find_sets_in_insn, canonicalize_insn): Split out from ...
8244 (cse_insn): ... here.
8245 (invalidate_from_clobbers): Take an insn instead of the pattern.
8247 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
8250 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
8251 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
8252 * config/sh/sh.md (sindf2, cosdf2): Remove.
8254 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
8257 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
8258 prologue for unwinder and profiler.
8260 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
8262 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
8263 Introduce emul_name to select the right linker emulation for
8264 powerpc64-*-freebsd*.
8265 * configure: Regenerate.
8266 * config.gcc: Add bits to support powerpc64-*-freebsd*.
8267 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
8268 * config/rs6000/freebsd64.h: New file.
8269 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
8271 (rs6000_savres_strategy): Likewise.
8272 (rs6000_savres_routine_name): Likewise.
8273 (rs6000_elf_file_end): Likewise.
8274 * config/rs6000/t-freebsd64: New file.
8275 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
8276 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
8278 * config/rs6000/freebsd64.h: Remove duplicated entries from last
8280 * config/rs6000/t-freebsd64: Likewise.
8282 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
8284 PR rtl-optimization/52543
8286 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
8287 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
8288 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
8289 (avr_load_libgcc_p): Restrict to __flash loads.
8290 (avr_out_lpm): Only handle 1-byte loads from __flash.
8291 (avr_load_lpm): New function.
8292 (avr_find_unused_d_reg): Remove.
8293 (avr_out_lpm_no_lpmx): Remove.
8294 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
8295 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
8296 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
8297 (load_<mode>, load_<mode>_clobber): New insns.
8298 (mov<mode>): For multi-byte move from non-generic
8299 16-bit address spaces: Expand to load_<mode> resp.
8300 load_<mode>_clobber.
8301 (load<mode>_libgcc): Remove expander.
8302 (split-lpmx): Remove split.
8304 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
8306 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
8307 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
8308 All callers changed.
8309 (Fixed_core_reg): New feature.
8310 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
8312 * neon-testgen.ml: Handle Fixed_core_reg.
8314 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
8316 * config/arm/arm.c (thumb2_reorg): Add complete support
8317 for 16-bit instructions.
8318 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
8320 2012-03-21 Richard Guenther <rguenther@suse.de>
8322 PR tree-optimizer/52636
8323 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
8324 to the appropriate type.
8326 2012-03-21 Richard Guenther <rguenther@suse.de>
8328 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
8330 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
8331 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
8332 * passes.c (init_optimization_passes): Remove pass_init_function,
8333 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
8334 * tree-pass.h (pass_init_function): Remove.
8335 (pass_jump): Remove.
8336 (pass_initial_value_sets): Remove.
8337 (pass_unshare_all_rtl): Remove.
8338 * integrate.c (pass_initial_value_sets): Remove.
8339 * emit-rtl.c (pass_unshare_all_rtl): Remove.
8340 * tree.h (init_function_for_compilation): Remove.
8341 * function.c (init_function_for_compilation): Remove.
8342 (pass_init_function): Remove.
8343 * cfgcleanup.c (rest_of_handle_jump): Remove.
8344 (pass_jump): Remove.
8346 2012-03-20 Jason Merrill <jason@redhat.com>
8348 * tree-streamer-in.c (streamer_alloc_tree): Call
8349 ggc_alloc_zone_cleared_tree_node instead of
8350 ggc_alloc_zone_cleared_tree_node_stat.
8352 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
8354 * doc/extend.texi (Template Instantiation): Remove anachronisms.
8356 2012-03-20 Jakub Jelinek <jakub@redhat.com>
8359 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
8360 (ix86_expand_vec_perm_const_1): Call it.
8362 * config/i386/i386.c (vselect_insn): New variable.
8363 (init_vselect_insn): New function.
8364 (expand_vselect, expand_vselect_insn): Add testing_p argument.
8365 Call init_vselect_insn if vselect_insn is NULL. Adjust
8366 PATTERN (vselect_insn), instead of creating a new insn each time,
8367 only emit a copy of it if not testing and recog has been successful.
8368 (expand_vec_perm_pshufb, expand_vec_perm_1,
8369 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
8373 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
8374 ("enabled" attribute): Handle avx2 and noavx2 isas.
8375 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
8377 (vec_dup<mode>): Add avx2 =x,x alternative.
8378 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
8379 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
8380 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
8381 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
8383 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
8384 if possible, handle also V8SFmode.
8386 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
8388 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
8389 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
8390 reg_or_zero_operand predicate.
8391 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
8393 2012-03-20 Jakub Jelinek <jakub@redhat.com>
8395 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
8396 If operand isn't UNSPEC, return 0.
8398 2012-03-20 Richard Guenther <rguenther@suse.de>
8400 * tree-pass.h (pass_rtl_eh): Remove.
8401 * except.c (gate_handle_eh): Likewise.
8402 (rest_of_handle_eh): Likewise.
8403 (pass_rtl_eh): Likewise.
8404 (finish_eh_generation): Export.
8405 * except.h (finish_eh_generation): Declare.
8406 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
8407 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
8408 after expanding stack alignment. Instead of compacting blocks
8411 2012-03-20 Richard Guenther <rguenther@suse.de>
8413 * stor-layout.c (finish_bitfield_representative): Fallback
8414 to conservative maximum size if the padding up to the next
8415 field cannot be computed as a constant.
8416 (finish_bitfield_layout): If we cannot compute the distance
8417 between the start of the bitfield representative and the
8418 bitfield member start a new representative.
8419 * expr.c (get_bit_range): The distance between the start of
8420 the bitfield representative and the bitfield member is zero
8421 if the field offsets are not constants.
8423 2012-03-20 Tristan Gingold <gingold@adacore.com>
8425 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
8426 convert in lowercase.
8427 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
8428 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
8429 * stor-layout.c (sizetype_tab): Adjust.
8430 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
8431 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
8432 instead of type_kind_last.
8433 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
8434 instead of size_int_kind.
8435 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
8436 * doc/tm.texi: Regenerate.
8437 * defaults.h (SIZETYPE): Provide a default value.
8438 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
8441 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
8443 * config/sh/sh.md: Use braced string notation where applicable.
8445 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8447 * config/i386/i386.md (allocate_stack): Simplify.
8449 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8451 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
8452 copy_to_mode_reg (Pmode, ...).
8453 (expand_builtin_frame_address): Ditto.
8454 * expr.c (emit_block_move_via_libcall): Ditto.
8455 (set_storage_via_libcall): Ditto.
8457 * config/i386/i386.c (ix86_expand_movmem): Ditto.
8458 (ix86_expand_setmem): Ditto.
8459 (ix86_trampoline_init): DItto.
8460 * config/i386/i386.md (cmpstrnsi): Ditto.
8462 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
8464 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
8465 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
8466 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
8467 (SH Options): Likewise.
8469 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8471 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
8472 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
8473 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
8474 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
8475 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
8478 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
8481 * config/i386/i386.c (ix86_decompose_address): Use
8482 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
8483 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
8484 thread pointer to a register.
8487 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
8489 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
8490 if Pmode != word_mode.
8491 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
8492 Pmode == SImode for TARGET_X32.
8494 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
8495 (tls_initial_exec_x32): Likewise.
8497 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
8500 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
8501 DISP_ADDR_OFFSET): New macros.
8502 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
8503 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
8504 (sh_legitimize_address): Add QImode displacement handling.
8505 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
8507 (sh_secondary_reload): Add QImode displacement handling.
8508 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
8509 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
8510 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
8511 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
8512 to register operands only.
8513 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
8514 (extendqihi2): Change insn to expander.
8515 (*extendqihi2_compact_reg): New insn.
8516 (movqi_i, movqi): Replace with ...
8517 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
8518 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
8519 Add new peepholes for QImode displacement addressing.
8521 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
8524 * doc/invoke.texi: Document -Wuseless-cast.
8526 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
8528 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
8529 * tree.h (handled_component_p): Reorder cases.
8530 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
8531 not initialize unsignedp.
8532 (loc_list_from_tree): Likewise.
8533 (fortran_common): Likewise.
8534 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8536 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8538 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
8539 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
8540 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
8541 (ix86_split_long_move): Ditto.
8542 (legitimize_tls_address): Use ix86_gen_sub3.
8543 (construct_plt_address): Assert that Pmode == DImode.
8545 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/i386.md: Remove empty predicates and/or constraints.
8548 * config/i386/sync.md: Ditto.
8549 * config/i386/sse.md: Ditto.
8550 * config/i386/mmx.md: Ditto.
8551 * config/i386/pentium.md: Ditto.
8552 * config/i386/athlon.md: Ditto.
8554 2012-03-16 Richard Guenther <rguenther@suse.de>
8556 PR tree-optimization/52603
8557 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
8561 2012-03-14 Richard Guenther <rguenther@suse.de>
8563 PR tree-optimization/52571
8564 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
8565 flag_section_anchors check ...
8566 (vect_can_force_dr_alignment_p): ... here.
8568 2012-03-16 Martin Jambor <mjambor@suse.cz>
8570 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
8571 memory through MEM_REFs by calling extract_bit_field.
8573 2012-03-16 Richard Guenther <rguenther@suse.de>
8575 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
8576 and REFERENCE_TYPE interpretations.
8577 (can_native_interpret_type_p): New function.
8578 (fold_ternary_loc): Use native encode/interpret to fold
8579 BIT_FIELD_REFs of constants.
8581 2012-03-16 Richard Guenther <rguenther@suse.de>
8584 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
8585 of vector constants and constructors.
8587 2012-03-16 Richard Guenther <rguenther@suse.de>
8589 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
8590 VIEW_CONVERT_EXPR to convert constants.
8591 (vect_is_simple_use): Treat all constants as vec_constant_def.
8593 2012-03-16 Richard Guenther <rguenther@suse.de>
8594 Kai Tietz <ktietz@redhat.com>
8597 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
8598 side-effects completely in the pre-queue and use a temporary
8601 2012-03-16 Richard Guenther <rguenther@suse.de>
8603 * stor-layout.c (finish_bitfield_representative): Fall back
8604 to the conservative maximum size if we cannot compute the
8605 size of the tail padding.
8607 2012-03-16 Tristan Gingold <gingold@adacore.com>
8609 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
8610 __CRTL_VER and __VMS_VER.
8611 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
8612 and vms_c_get_vms_ver.
8613 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
8615 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
8616 (VMS_DEFAULT_VMS_VER): Define.
8617 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
8618 (VMS_DEFAULT_VMS_VER): Define.
8620 2012-03-16 Richard Guenther <rguenther@suse.de>
8622 * tree-vect-loop.c (get_initial_def_for_induction): Use
8623 build_constructor directly.
8624 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
8625 build_vector_from_val.
8626 * tree.c (build_vector_from_val): Avoid creating a constructor
8627 first when we want a constant vector.
8629 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8631 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
8633 2012-03-16 Richard Guenther <rguenther@suse.de>
8635 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
8636 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
8637 (struct tree_vector): Remove elements member, add variable size
8639 (build_vector_stat): Declare.
8640 (build_vector): Define in terms of build_vector_stat.
8641 * tree.c (build_vector): Rename to ...
8642 (build_vector_stat): ... this. Take array of trees as parameter.
8643 (build_vector_from_ctor): Adjust.
8644 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
8645 initializer_zerop): Adjust.
8646 * cfgexpand.c (expand_debug_expr): Likewise.
8647 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
8648 const_vector_from_tree): Likewise.
8649 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
8650 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
8651 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
8652 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
8653 (lto_input_ts_vector_tree_pointers): Adjust.
8654 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
8655 (write_ts_vector_tree_pointers): Adjust.
8656 * varasm.c (const_hash_1, compare_constant, copy_constant,
8657 output_constant): Adjust.
8658 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
8659 * print-tree.c (print_node): Adjust.
8660 * tree-pretty-print.c (dump_generic_node): Adjust.
8661 * tree-vect-generic.c (uniform_vector_p, vector_element,
8662 lower_vec_perm): Adjust.
8663 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
8664 * tree-vect-slp.c (vect_get_constant_vectors,
8665 vect_transform_slp_perm_load): Adjust.
8666 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
8667 * expmed.c (make_tree): Adjust.
8668 * config/i386/i386.c (ix86_expand_builtin): Adjust.
8669 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
8671 (sparc_fold_builtin): Adjust.
8673 2012-03-16 Tristan Gingold <gingold@adacore.com>
8675 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
8676 * config/vms/vms-stdint.h: New file.
8678 2012-03-16 Tristan Gingold <gingold@adacore.com>
8680 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
8681 (ia64-hp-*vms*): Replaced by ...
8682 (*-*-*vms*): ... This new entry.
8684 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8687 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
8688 (ix86_expand_vec_perm_const_1): Use it.
8691 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
8692 (avx2_permv4df): Remove.
8693 (avx2_permv4di): Macroize into...
8694 (avx2_perm<mode>): ... this using VI8F_256 iterator.
8695 (avx2_permv4di_1): Macroize into...
8696 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
8698 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
8700 * combine.c (apply_distributive_law): Do not distribute SUBREG.
8702 2012-03-15 Ira Rosen <irar@il.ibm.com>
8703 Ulrich Weigand <ulrich.weigand@linaro.org>
8705 * tree-vect-patterns.c (widened_name_p): Rename to ...
8706 (type_conversion_p): ... this. Add new argument to determine
8707 if it's a promotion or demotion operation. Check for
8708 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
8709 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
8711 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
8712 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
8714 (vect_recog_mixed_size_cond_pattern): Likewise and allow
8715 non-constant then and else clauses.
8717 2012-03-15 Ira Rosen <irar@il.ibm.com>
8718 Ulrich Weigand <ulrich.weigand@linaro.org>
8720 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
8721 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
8723 * tree-vect-patterns.c (widened_name_p): Pass basic block
8724 info to vect_is_simple_use.
8725 (vect_recog_dot_prod_pattern): Fail for basic blocks.
8726 (vect_recog_widen_sum_pattern): Likewise.
8727 (vect_handle_widen_op_by_const): Support basic blocks.
8728 (vect_operation_fits_smaller_type,
8729 vect_recog_over_widening_pattern): Likewise.
8730 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
8731 Update call to vect_is_simple_use.
8732 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
8734 (check_bool_pattern): Add an argument, update call to
8735 vect_is_simple_use and the recursive calls.
8736 (vect_recog_bool_pattern): Update relevant function calls.
8738 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
8739 (vect_pattern_recog_1): Check for reduction only in loops.
8740 (vect_pattern_recog): Add new argument. Support basic blocks.
8741 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
8742 info to vect_is_simple_use_1.
8743 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
8744 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
8746 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8747 Andrew Pinski <apinski@cavium.com>
8750 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
8751 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
8752 calls instead of __builtin_ir{int,ound}*.
8754 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8756 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
8759 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8761 * config.gcc (target_type_format_char): New. Document it. Set it for
8763 * configure.ac (gnu_unique_option): Use target_type_format_char
8764 in test. Comment rationale.
8765 * configure: Regenerate .
8767 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8769 PR tree-optimization/52267
8770 * tree-vrp.c (masked_increment): New function.
8771 (register_edge_assert_for_2): Derive ASSERT_EXPRs
8772 from (X & CST1) cmp CST2 tests.
8774 2012-03-15 Richard Guenther <rguenther@suse.de>
8777 * tree-data-ref.c (subscript_dependence_tester_1): Check
8778 all dimensions for non-conflicting access functions.
8780 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8783 * doc/invoke.texi [C++ Language Options]: Document
8784 -ftemplate-backtrace-limit.
8786 2012-03-15 Tristan Gingold <gingold@adacore.com>
8788 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
8791 2012-03-15 Tristan Gingold <gingold@adacore.com>
8793 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
8794 use DW_OP_call_frame_cfa.
8796 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
8799 * config/i386/i386-opts.h (pmode): New.
8801 * config/i386/i386.c (ix86_option_override_internal): Properly
8802 check and set ix86_pmode.
8804 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
8806 * config/i386/i386.opt (maddress-mode=): New.
8808 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
8810 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8812 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
8813 (dwarf2out_do_cfi_asm): Likewise.
8814 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
8816 (add_data_member_location_attribute): Likewise.
8817 (gen_array_type_die): Likewise.
8818 (gen_subprogram_die): Likewise.
8819 (gen_producer_string): Likewise.
8820 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
8821 Remove MIPS_DEBUGGING_INFO handling.
8822 (sdb_debug_hooks): Likewise.
8823 (sdbout_begin_block): Likewise.
8824 (sdbout_end_block): Likewise.
8825 (sdbout_begin_prologue): Likewise.
8826 (sdbout_start_source_file): Likewise.
8827 (sdbout_end_source_file): Likewise.
8828 (sdbout_init): Likewise.
8829 * system.h (MIPS_DEBUGGING_INFO): Poison.
8831 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8833 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
8834 (alpha_file_start) [MS_STAMP]: Remove.
8836 * config/alpha/elf.h (TARGET_GAS): Remove.
8837 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
8838 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
8839 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
8840 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
8841 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
8842 (alpha*-*-freebsd*): Likewise.
8843 (alpha*-*-netbsd*): Likewise.
8844 (alpha*-*-openbsd*): Likewise.
8845 (alpha*-*-*): Remove target_cpu_default2.
8846 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
8848 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
8849 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
8850 * config/alpha/alpha.c (print_operand): Always assume
8851 TARGET_AS_SLASH_BEFORE_SUFFIX.
8852 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
8853 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
8854 ("*builtin_setjmp_receiver_er_1"): Remove.
8855 * config/alpha/alpha.opt (malpha-as): Remove.
8857 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
8859 Remove DEC Unix reference.
8861 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
8862 (EXTENDED_COFF): Remove.
8863 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
8864 (EXTENDED_COFF): Don't undef.
8865 * config/alpha/alpha.c (alpha_file_start): Always assume
8867 Don't set targetm.asm_file_start_file_directive.
8868 [!OBJECT_FORMAT_ELF]: Remove.
8869 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
8871 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
8872 (DBX_DEBUGGING_INFO): Remove.
8873 (MIPS_DEBUGGING_INFO): Remove.
8874 (PREFERRED_DEBUGGING_TYPE): Remove.
8875 (DBX_OUTPUT_SOURCE_LINE): Remove.
8876 (SDB_OUTPUT_SOURCE_LINE): Remove.
8877 (DBX_CONTIN_LENGTH): Remove.
8878 (NO_DBX_FUNCTION_END): Remove.
8879 (ASM_STABS_OP): Remove.
8880 (ASM_STABN_OP): Remove.
8881 (ASM_STABD_OP): Remove.
8882 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
8883 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
8884 (PUT_SDB_DEF): Remove.
8885 (PUT_SDB_PLAIN_DEF): Remove.
8886 (PUT_SDB_TYPE): Remove.
8887 (sdb_label_count): Remove.
8888 (PUT_SDB_BLOCK_START): Remove.
8889 (PUT_SDB_BLOCK_END): Remove.
8890 (PUT_SDB_FUNCTION_START): Remove.
8891 (PUT_SDB_FUNCTION_END): Remove.
8892 (PUT_SDB_EPILOGUE_END): Remove.
8893 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
8894 (MIPS_DEBUGGING_INFO): Don't undef.
8895 (DBX_DEBUGGING_INFO): Don't undef.
8896 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
8897 (MIPS_DEBUGGING_INFO): Don't undef.
8898 (DBX_DEBUGGING_INFO): Don't undef.
8899 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
8900 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
8902 (alpha_start_function): Likewise.
8903 (sdb_label_count): Remove.
8904 (alpha_output_filename): Remove DBX_DEBUG handling.
8905 (alpha_file_start): Likewise.
8907 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8909 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
8910 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
8911 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
8913 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
8914 (ld_tls_support): Remove Solaris 8 references.
8915 (lwp_dir, lwp_spec): Remove support for alternate thread library.
8916 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
8917 * configure: Regenerate.
8918 * config.in: Regenerate.
8920 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
8921 * config/i386/sol2.h: Remove Solaris 8 references.
8923 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
8924 (i?86-*-solaris2.9): ... this.
8925 Remove Solaris 8 references.
8926 (Specific, *-*-solaris2*): Document Solaris 8 removal.
8927 Remove Solaris 8 references.
8929 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8931 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
8932 (mips-sgi-irix6.5*): Remove.
8933 * config.host (mips-sgi-irix*): Remove.
8934 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
8935 (set_have_as_tls): Remove *-*-irix6*.
8936 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
8937 * configure: Regenerate.
8939 * config/mips/iris6.h: Remove.
8940 * config/mips/iris6.opt: Remove.
8941 * config/mips/t-irix6: Remove.
8943 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
8944 (TARGET_IRIX6): Remove.
8945 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
8946 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
8947 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
8949 (mips_file_start): Likewise.
8950 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
8952 * config/mips/driver-native.c [__sgi__]: Remove.
8953 (host_detect_local_cpu) [__sgi__]: Remove.
8955 * config/mips/gnu-user.h: Remove iris5.h reference.
8957 * config/mips/mips-modes.def: Remove IRIX 6 reference.
8958 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
8959 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
8962 * gcc.c (main): Move asm_debug initialization ...
8963 (asm_debug): ... here.
8965 * ginclude/stddef.h (__STDDEF_H__): Don't define.
8967 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
8968 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
8969 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8970 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8971 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
8972 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
8974 * doc/tm.texi: Regenerate.
8976 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
8978 (MIPS Options, -march): Remove IRIX reference.
8979 * doc/install.texi (Binaries, SGI IRIX): Remove.
8980 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
8982 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
8984 2012-03-14 Martin Jambor <mjambor@suse.cz>
8986 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
8987 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
8988 (expand_expr_real_1): Do not handle misalignment if modifier is
8991 2012-03-14 Richard Guenther <rguenther@suse.de>
8994 * tree-vect-generic.c (type_for_widest_vector_mode): Take
8995 element type instead of mode, use build_vector_type_for_mode
8996 instead of the langhook, build a vector of proper signedness.
8997 (expand_vector_operations_1): Adjust.
8999 2012-03-14 Richard Guenther <rguenther@suse.de>
9002 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
9003 a cgraph node for a FUNCTION_DECL that comes from a constructor.
9004 (gimple_get_virt_method_for_binfo): Likewise.
9006 2012-03-14 Richard Guenther <rguenther@suse.de>
9008 PR tree-optimization/52571
9009 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9010 flag_section_anchors check ...
9011 (vect_can_force_dr_alignment_p): ... here. Do not re-align
9012 DECL_COMMON variables.
9014 2012-03-14 Richard Guenther <rguenther@suse.de>
9016 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
9017 * stor-layout.c (start_bitfield_representative): New function.
9018 (finish_bitfield_representative): Likewise.
9019 (finish_bitfield_layout): Likewise.
9020 (finish_record_layout): Call finish_bitfield_layout.
9021 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
9022 for QUAL_UNION_TYPE fields.
9023 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9024 Stream DECL_BIT_FIELD_REPRESENTATIVE.
9025 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9030 * expr.c (get_bit_range): Unconditionally extract bitrange
9031 from DECL_BIT_FIELD_REPRESENTATIVE.
9032 (expand_assignment): Adjust call to get_bit_range.
9034 2012-03-14 Richard Guenther <rguenther@suse.de>
9037 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
9038 the outermost conversion is a sign-change only.
9039 (fold_binary_loc): Disregard widening and sign-changing
9040 conversions when we determine if two variables are equal
9042 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
9043 (T1)x if the outermost conversion is a sign-change only.
9045 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
9048 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/predicates.md (constant_call_address_operand): Declare
9051 as special predicate. Update all uses.
9053 2012-03-13 Jakub Jelinek <jakub@redhat.com>
9056 * c-parser.c (c_parser_postfix_expression)
9057 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
9059 * config/i386/smmintrin.h: Avoid /* within a comment.
9060 * config/i386/nmmintrin.h: Likewise.
9062 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9064 * config/i386/i386.md (xbegin): Remove constraint from expander.
9066 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9068 * config/i386/predicates.md (constant_call_address_operand): Declare
9069 as special predicate. Update all uses.
9070 * config/i386/i386.md: Remove mode from constant_call_address_operand
9072 * config/i386/i386.c (ix86_output_call_insn): Call
9073 constant_call_address_operand with VOIDmode.
9075 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
9078 AND zero extended address correctly.
9080 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9082 * config/i386/predicates.md (tls_symbolic_operand): Declare as
9084 (tls_modbase_operand): Ditto.
9085 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
9086 tls_modbase_operand predicates.
9088 2012-03-13 Martin Jambor <mjambor@suse.cz>
9090 * expr.c (expand_assignment): Handle misaligned scalar writes to
9091 memory through top-level MEM_REFs by calling store_bit_field.
9093 2012-03-13 Richard Guenther <rguenther@suse.de>
9096 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
9097 if Y is a constant multiple of 1 << CST.
9099 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
9102 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
9103 offset (size) to a value the insns can deal with.
9104 (expand_epilogue): Ditto.
9106 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9108 * config/arm/neon.ml (ops): Fixup expected instructions for
9109 unsigned vector compares.
9111 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
9114 addresses only when %reg is not in word mode.
9116 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9118 * config/microblaze/microblaze.md: Fix typo.
9119 * tree-if-conv.c: Likewise.
9120 * tree-vect-patterns.c: Likewise.
9122 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9124 * config.gcc (extra_passes): Remove.
9125 * configure.ac (extra_passes): Don't substitute.
9126 * configure: Regenerate.
9127 * Makefile.in (EXTRA_PASSES): Remove.
9128 (GCC_PASSES): Remove $(EXTRA_PASSES).
9129 (MOSTLYCLEANFILES): Likewise.
9131 (install-common): Likewise.
9133 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9135 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9136 * config/i386/i386.c (ix86_decompose_address): Use
9137 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9138 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9139 thread pointer to a register.
9141 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
9144 on tls_symbolic_operand.
9145 (tls_global_dynamic_64_<mode>): Likewise.
9147 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
9150 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
9151 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
9153 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
9156 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
9157 type from reg_class_t to enum reg_class.
9158 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
9160 2012-03-12 Andrew Pinski <apinski@cavium.com>
9162 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
9163 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
9164 (value_replacement): Likewise.
9165 (empty_block_p): Check also if the PHIs for the block are empty.
9167 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
9170 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
9171 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
9172 r184615 from 2012-02-28.
9174 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
9176 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
9177 (ix86_gen_tls_local_dynamic_base_64): Likewise.
9178 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
9179 and ix86_gen_tls_local_dynamic_base_64.
9180 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
9181 ix86_gen_tls_local_dynamic_base_64.
9183 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
9184 (*tls_global_dynamic_64_<mode>): This.
9185 (tls_global_dynamic_64): Renamed to ...
9186 (tls_global_dynamic_64_<mode>): This.
9187 (*tls_local_dynamic_base_64): Renamed to ...
9188 (*tls_local_dynamic_base_64_<mode>): This.
9189 (tls_local_dynamic_base_64): Renamed to ...
9190 (tls_local_dynamic_base_64_<mode>): This.
9192 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
9194 * config/i386/i386.c (ix86_option_override_internal): Properly
9195 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
9196 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
9197 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
9198 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
9200 * config/i386/sse.md (sse3_monitor64): Renamed to ...
9201 (sse3_monitor64_<mode>): This.
9203 2012-03-12 Tristan Gingold <gingold@adacore.com>
9205 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
9206 (ia64_function_arg_advance): Ditto.
9208 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9210 * config.gcc (mips*-*-openbsd*): Remove.
9211 * config/mips/openbsd.h: Remove.
9212 * config/mips/sdb.h: Remove.
9214 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
9215 * config/mips/mips.c (sdb_label_count): Remove.
9216 (mips_debugger_offset): Remove #if 0 code.
9217 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
9218 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
9220 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9222 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
9224 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
9225 Update binutils references.
9226 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
9227 Update binutils reference.
9228 Update Sun as/GNU ld caveat.
9229 Document binutils largefile requirement for LTO plugin.
9230 Remove reference to alternate libpthread.
9232 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9234 * config.gcc (alpha*-dec-osf5.1*): Remove.
9235 * config.host (alpha*-dec-osf*): Remove.
9236 * configure.ac (*-*-osf*): Remove.
9237 (alpha*-dec-osf*): Remove.
9238 * configure: Regenerate.
9240 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
9241 config/alpha/va_list.h, config/alpha/x-osf: Remove.
9243 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
9244 * config/alpha/alpha.c (struct machine_function): Update comment.
9245 (alpha_start_function): Remove Tru64 UNIX as handling for
9247 * config/alpha/alpha.md ("exception_receiver"): Remove
9248 TARGET_LD_BUGGY_LDGP.
9249 ("*exception_receiver_2"): Likewise.
9250 * except.c (finish_eh_generation): Remove Tru64 reference.
9251 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
9252 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
9253 * target.def (handle_pragma_extern_prefix): Remove.
9255 * Makefile.in (mips-tfile.o-warn): Remove.
9256 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
9257 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
9258 * mips-tdump.c, mips-tfile.c: Remove.
9260 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
9262 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
9263 (Specific, alpha*-dec-osf5.1): Note removal.
9264 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
9266 * doc/tm.texi: Regenerate.
9267 * doc/trouble.texi (Cross-Compiler Problems): Remove.
9269 2012-03-12 Richard Guenther <rguenther@suse.de>
9271 * config/arm/arm.c (neon_dereference_pointer): Do not call
9272 covert during RTL expansion.
9274 2012-03-12 Tristan Gingold <gingold@adacore.com>
9276 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
9277 Options. Mention -mpointer-size.
9279 2012-03-12 Richard Guenther <rguenther@suse.de>
9281 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
9282 build_nonstandard_integer_type.
9284 2012-03-12 Richard Guenther <rguenther@suse.de>
9286 * tree.c (signed_or_unsigned_type_for): Use
9287 build_nonstandard_integer_type.
9288 (signed_type_for): Adjust documentation.
9289 (unsigned_type_for): Likewise.
9290 * tree-pretty-print.c (dump_generic_node): Use standard names
9291 for non-standard integer types if available.
9293 2012-03-12 Tristan Gingold <gingold@adacore.com>
9295 * config/vms/vms.opt: Add vms-opts.h header.
9296 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
9298 (-mvms-return-codes): Document.
9299 (-mpointer-size): New option.
9300 (vms_pointer_size): Add enumeration.
9301 * config/vms/vms-opts.h: New file.
9302 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9303 __INITIAL_POINTER_SIZE.
9304 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
9305 (C_COMMON_OVERRIDE_OPTIONS): Define.
9306 (DWARF2_ADDR_SIZE): Define.
9307 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
9308 * config/vms/vms-protos.h (vms_c_common_override_options):
9310 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
9311 if -mno-pointer-size.
9312 (vms_c_common_override_options): New function.
9313 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
9314 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
9315 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
9316 and flag_vms_pointer_size.
9317 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
9318 * config.gcc (*-*-*vms*): Define xm_file.
9319 (alpha*-dec-*vms*): Do not define xm_file.
9320 (alpha64-dec-*vms*): Remove.
9321 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
9324 2012-03-12 Jakub Jelinek <jakub@redhat.com>
9326 PR tree-optimization/51721
9327 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
9328 if (int) unsvar cmp CST.
9330 2012-03-12 Richard Guenther <rguenther@suse.de>
9332 * tree-sra.c (create_access_replacement): Only rename the replacement
9333 if we can rewrite it into SSA form. Properly mark register typed
9334 replacements that we cannot rewrite with TREE_ADDRESSABLE.
9335 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
9336 for aggregate or BLKmode results.
9338 2012-03-12 Jakub Jelinek <jakub@redhat.com>
9340 PR tree-optimization/52533
9341 * tree-vrp.c (register_edge_assert_for_2): Use double_int
9342 type for mask, only handle shifts by non-zero in-range
9343 shift count, for LE_EXPR and GT_EXPR if new_val is
9344 maximum, don't add the assertion.
9346 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
9348 * doc/invoke.texi: Document -mrtm option.
9349 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
9350 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
9351 (ix86_handle_option): Handle OPT_mrtm.
9352 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
9354 (x86_64-*-*): Ditto.
9355 * i386-builtin-types.def (INT_FTYPE_VOID): New.
9356 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9358 (ix86_target_string): Define -mrtm option.
9360 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
9362 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
9363 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
9365 (bdesc_special_args): Ditto.
9366 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
9367 (ix86_expand_special_args_builtin): Handle new built-in type.
9368 (ix86_expand_builtin): Handle XABORT instruction.
9369 * config/i386/i386.h (TARGET_RTM): New.
9370 * config/i386/i386.md (UNSPECV_XBEGIN): New.
9371 (UNSPECV_XEND): Ditto.
9372 (UNSPECV_XABORT): Ditto.
9373 (UNSPECV_XTEST): Ditto.
9380 * config/i386/i386.opt (mrtm): New.
9381 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
9382 * config/i386/rtmintrin.h: New header.
9383 * config/i386/xtestintrin.h: Ditto.
9385 2012-03-12 Tristan Gingold <gingold@adacore.com>
9387 * ginclude/stddef.h: Adjust previous patch.
9388 Use __VMS__ instead of VMS.
9390 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
9392 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
9393 Also convert sequences with CC setting arithmetic instruction.
9395 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
9397 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
9398 from C Language Options to Preprocessor Options.
9399 (C Dialect Options): Move -no-integrated-cpp documentation
9401 (Preprocessor Options): ...to here. Rewrite the description
9402 so it makes more sense, and remove discussion of merging front ends.
9404 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
9406 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
9408 (ix86_expand_setmem): Likewise.
9410 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
9415 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
9417 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
9418 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
9420 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
9422 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
9424 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
9426 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
9429 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
9430 Uros Bizjak <ubizjak@gmail.com>
9432 * config/i386/predicates.md (call_insn_operand): Allow
9433 constant_call_address_operand in Pmode only.
9434 (sibcall_insn_operand): Ditto.
9435 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
9436 (*call_vzeroupper): Ditto.
9438 (*sibcall_vzeroupper): Ditto.
9439 (*call_value): Ditto.
9440 (*call_value_vzeroupper): Ditto.
9441 (*sibcall_value): Ditto.
9442 (*sibcall_value_vzeroupper): Ditto.
9443 (*indirect_jump): Ditto.
9444 (*tablejump_1): Ditto.
9445 (indirect_jump): Convert memory address to word mode for TARGET_X32.
9447 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
9450 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
9453 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
9454 Use movrt_negc instead of negc pattern for non-SH2A.
9456 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
9458 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9460 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9461 if Pmode != word_mode.
9462 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9463 Pmode == SImode for TARGET_X32.
9465 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9466 (tls_initial_exec_x32): Likewise.
9468 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
9470 PR rtl-optimization/52528
9471 * combine.c (can_combine_p): Add setting of subst_low_luid
9472 before call to expand_field_assignment().
9474 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
9476 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
9477 and related program names.
9479 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
9481 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
9483 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
9487 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
9489 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
9490 (*movdi_internal_rex64): Use %E operand modifier for lea.
9491 (*movsi_internal): Ditto.
9493 (*lea<mode>_2): Ditto.
9494 (*lea_{3,4,5,6}_zext): Ditto.
9495 (*tls_global_dynamic_32_gnu): Ditto.
9496 (*tls_global_dynamic_64): Ditto.
9497 (*tls_dynamic_gnu2_lea_32): Ditto.
9498 (*tls_dynamic_gnu2_lea_64): Ditto.
9499 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
9501 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9503 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
9504 redefine to be NULL if the current bit-size is different from the
9505 configured bit-size.
9507 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
9508 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
9509 set the default tuning. Add asserts to make sure the cpu and tune
9510 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
9511 test whether the index is set, instead of > 0.
9512 (rs6000_file_start): Do not reset the default cpu if the current
9513 bit-size is different from the configured bit-size.
9515 2012-03-09 Tristan Gingold <gingold@adacore.com>
9517 * config/vms/vms-crtlmap.map: Add comments.
9518 Add entries needed to build Ada RTS.
9520 2012-03-09 Tristan Gingold <gingold@adacore.com>
9522 * ginclude/stddef.h: Do not define __size_t on VMS.
9524 2012-03-09 Tristan Gingold <gingold@adacore.com>
9526 * c-tree.h (c_default_pointer_mode): New variable.
9527 * c-decl.c (c_default_pointer_mode): New variable.
9528 (c_build_pointer_type): New function.
9529 (grokdeclarator): Call c_build_pointer_type instead
9530 of build_pointer_type.
9532 * config/vms/vms-c.c: Include c-tree.h
9533 (saved_pointer_mode): New variable.
9534 (handle_pragma_pointer_size): New function.
9535 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
9536 (vms_c_register_pragma): Register __pointer_size and
9537 __required_pointer_size pragmas.
9539 2012-03-09 Tristan Gingold <gingold@adacore.com>
9541 * config/vms/vms-c.c (vms_construct_include_filename): New function.
9542 (vms_c_register_includes): Reference it.
9544 2012-03-09 Andrew Pinski <apinski@cavium.com>
9547 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
9549 (tree_ssa_phiopt_worker): Go through all the PHIs for
9550 value_replacement instead of just the singleton one.
9551 (value_replacement): Change return type to int. Return 0 instead of
9553 Allow the middle basic block to contain more than just the defining
9555 Handle non empty middle basic blocks.
9556 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
9558 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
9560 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
9561 array reference and component reference.
9562 (analyze_scalar_evolution_for_address_of): New.
9564 2012-03-08 Jie Zhang <jzhang918@gmail.com>
9567 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
9568 (hwloop_pattern_reg): Fix set but not used warning.
9569 (bfin_reorg_loops): Remove unused parameter.
9570 (bfin_reorg): Update use of bfin_reorg_loops.
9572 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
9575 with integer parameters in registers.
9576 (gen_push): Push register in word_mode instead of Pmode.
9577 (ix86_emit_save_regs): Likewise.
9578 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
9579 (gen_pop): Pop register in word_mode instead of Pmode.
9580 (ix86_emit_restore_regs_using_pop): Likewise.
9581 (ix86_expand_prologue): Replace Pmode with word_mode for push
9582 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
9583 restore RAX and R10 in word_mode.
9584 (ix86_emit_restore_regs_using_mov): Restore integer registers
9586 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
9588 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
9589 (ix86_split_long_move): Likewise.
9591 * config/i386/i386.md (W): New.
9592 (*push<mode>2_prologue): Replace :P with :W.
9593 (*pop<mode>1): Likewise.
9594 (*pop<mode>1_epilogue): Likewise.
9595 (push/pop peephole2): Use word_mode scratch registers.
9597 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
9599 * config/i386/predicates.md (indirect_branch_operand): Simplify.
9601 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
9603 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
9604 for constants in [-63,63].
9606 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
9610 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9612 * config/i386/i386.c (ix86_print_operand_address): Only handle
9613 zero-extended DImode addresses.
9615 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9617 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
9618 * configure: Regenerate.
9620 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
9623 * config/avr/avr.c (avr_mem_clobber): New static function.
9624 (avr_expand_delay_cycles): Add memory clobber operand to
9625 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
9626 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
9627 (enable_interrupt, disable_interrupt): New expander.
9628 (nopv, sleep, wdr): New expanders.
9629 (delay_cycles_1): Add memory clobber.
9630 (delay_cycles_2): Add memory clobber.
9631 (delay_cycles_3): Add memory clobber.
9632 (delay_cycles_4): Add memory clobber.
9633 (cli_sei): New insn from former "enable_interrupt",
9634 "disable_interrupt" with memory clobber.
9635 (*wdt): New insn from former "wdt" with memory clobber.
9636 (*nopv): Similar, but for "nopv".
9637 (*sleep): Similar, but for "sleep".
9639 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
9640 Kaz Kojima <kkojima@gcc.gnu.org>
9643 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
9644 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
9645 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9647 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9649 * config/i386/predicates.md (x86_64_zext_general_operand): New.
9650 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
9651 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
9653 2012-03-07 Walter Lee <walt@tilera.com>
9655 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
9656 REG_CFA_* notes for the stack pointer.
9657 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
9658 EH_RETURN_STACKADJ_RTX.
9659 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
9660 generate REG_CFA_* notes for the stack pointer.
9661 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
9662 by EH_RETURN_STACKADJ_RTX.
9664 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9666 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
9667 when __AVR_3_BYTE_PC__ is defined.
9669 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
9672 (ix86_print_operand): Handle '^'.
9673 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
9674 using P mode iterator. Add %^ to asm template to conditionally emit
9676 (*rep_movdi_rex64): Ditto.
9677 (*strsetdi_rex_1): Ditto.
9678 (*rep_stosdi_rex64): Ditto.
9679 (*strmov{si,hi,qi}_1): Add %^ to asm template to
9680 conditionally emit addr32 prefix.
9681 (*rep_mov{si,qi}): Ditto.
9682 (*strset{si,hi,qi}): Ditto.
9683 (*rep_stos{si,qi}): Ditto.
9684 (*cmpstrnqi_nz_1): Ditto.
9685 (*cmpstrnqi_1): Ditto.
9686 (*strlenqi_1): Ditto.
9688 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
9690 * config/i386/i386.c (function_value_64): Return pointers in
9691 word_mode instead of Pmode.
9692 (ix86_promote_function_mode): Likewise.
9694 2012-03-07 Richard Guenther <rguenther@suse.de>
9696 * coverage.c (get_gcov_type): Use type_for_mode.
9697 (get_gcov_unsigned_t): Likewise.
9698 * expr.c (store_constructor): Use type_for_mode.
9699 (try_casesi): Likewise.
9700 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
9701 (add_standard_iv_candidates): Use standard type trees.
9702 * dojump.c (do_jump): Remove dead code.
9704 2012-03-07 Richard Guenther <rguenther@suse.de>
9706 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
9708 2012-03-07 Richard Guenther <rguenther@suse.de>
9710 * convert.c (strip_float_extensions): Move ...
9711 * tree.c (strip_float_extensions): ... here.
9713 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9716 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
9718 2012-03-07 Richard Guenther <rguenther@suse.de>
9720 * omp-low.c (extract_omp_for_data): Use signed_type_for.
9721 (expand_omp_for_generic): Likewise.
9722 (expand_omp_for_static_nochunk): Likewise.
9723 (expand_omp_for_static_chunk): Likewise.
9724 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
9725 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
9726 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
9727 Use unsigned_type_for.
9728 (vect_create_cond_for_align_checks): Use signed_type_for.
9730 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
9732 PR rtl-optimization/52203
9733 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
9734 all callers to pass NULL except ...
9735 (reset_sched_cycles_in_current_ebb): ... here, save the value
9736 in new variable 'empty'. Increase issue_rate only for
9739 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
9742 * Makefile.in: Let install-gcc-ar depend on installdirs,
9743 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
9744 Don't double canonicalize if cross-compiling.
9746 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9749 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
9750 to: RAMPZ, RAMPY, RAMPX, RAMPD.
9751 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
9753 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9756 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
9758 * config/avr/avr.md (xload_8): Adjust insn length.
9760 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9763 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
9764 if RAMPZ affects reading from RAM.
9766 2012-03-07 Richard Guenther <rguenther@suse.de>
9770 * doc/invoke.texi (Precompiled Headers): Remove sentence that
9771 suggests you can include PCHs from inside another header.
9773 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
9776 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
9778 2012-03-07 Kai Tietz <ktietz@redhat.com>
9780 * doc/invoke.texi (fwritable-relocated-rdata): Document
9781 new Cygwin/MinGW target option.
9782 * config/i386/winnt.c (i386_pe_unique_section): Ignore
9783 reloc if flag -fwritable-relocated-rdata is not set.
9784 (i386_pe_section_type_flags): Likewise.
9785 * config/i386/cygming.opt (fwritable-relocated-rdata):
9786 Add new flag variable flag_writable_rel_rdata.
9788 2012-03-07 Richard Guenther <rguenther@suse.de>
9790 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
9791 precision against gimple constraints.
9793 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
9796 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
9798 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
9799 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
9801 (init_emit_regs): Move associated initialization to...
9802 (init_emit_once): ...here.
9804 2012-03-06 Richard Henderson <rth@redhat.com>
9806 * config/m68k/m68k.h (ISA_HAS_TAS): New.
9807 * config/m68k/sync.md (atomic_test_and_set): Use it.
9808 (atomic_test_and_set_1): Likewise.
9810 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9813 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
9814 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
9815 (vector_ltgt<mode>): Likewise.
9816 (vector_ordered<mode>): Likewise.
9817 (vector_unordered<mode>): Likewise.
9818 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9820 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
9822 * trans-mem.c: New typedef for tm_region_p.
9823 Define vector types for tm_region_p.
9824 (tm_region_init): Replace region_worklist to a vector called
9827 2012-03-06 Richard Guenther <rguenther@suse.de>
9829 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
9830 MEM_REF with constant pointer operand.
9832 2012-03-06 Richard Guenther <rguenther@suse.de>
9835 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
9837 2012-03-06 Tristan Gingold <gingold@adacore.com>
9839 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
9840 (external_model_kind): Improve documentation.
9841 (vms_pragma_extern_model): Handle relaxed_redef.
9842 (vms_c_register_pragma): Allow expansion for nomember_alignment.
9844 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
9846 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
9847 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
9848 Some more notes on EIND usage and reorder EIND subsection.
9850 2012-03-06 Tristan Gingold <gingold@adacore.com>
9852 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
9853 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
9855 2012-03-06 Tristan Gingold <gingold@adacore.com>
9857 * config/vms/t-vmsnative (version): Define.
9858 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
9860 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
9862 PR rtl-optimization/52250
9863 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
9864 to put note list into. Unconditionally call move_bb_info.
9865 (move_bb_info): Do not assert the blocks being in the same region,
9866 just drop the note list if they are not.
9868 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
9871 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
9872 and use unified expansion logic.
9873 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
9874 closer to the existing movt insn.
9875 (negc): Rename insn to *negc. Add new expander.
9876 (movnegt): Use xor pattern for T bit negation. Reserve helper
9877 constant for negc pattern.
9878 (*movnegt): New insn and splitter.
9880 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9882 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
9885 2012-03-05 Richard Henderson <rth@redhat.com>
9887 * genemit.c (main): Include "target.h" in insn-emit.c.
9888 * Makefile.in (insn-emit.o): Depend on TARGET_H.
9889 * config/sh/sync.md (atomic_test_and_set): Reference
9890 targetm.atomic_test_and_set_trueval instead of
9891 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
9893 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
9895 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
9898 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
9900 * langhooks.c (add_builtin_type): New function.
9901 * langhooks.h (add_builtin_type): Export it.
9902 * config/mep/mep.c (mep_init_builtins): Use it.
9903 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
9905 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9908 * tree.h (BLOCK_SAME_RANGE): Define.
9909 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
9910 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
9911 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
9912 isn't equal to supercontext fragment's fragment chain.
9913 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
9915 (blocks_nreverse_all): Likewise.
9916 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
9917 BLOCK_SUPERCONTEXT to supercontext fragment instead of
9918 supercontext fragment's fragment origin.
9919 * dwarf2out.c (add_high_low_attributes): If stmt has the same
9920 range as its parent (or parents thereof etc.), use the parent's
9921 DW_AT_ranges value instead of creating a new .debug_ranges range.
9923 2012-03-05 Richard Henderson <rth@redhat.com>
9926 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
9927 * omp-low.c (expand_omp_atomic): Assume anything aligned to
9928 BIGGEST_ALIGNMENT is aligned.
9930 2012-03-05 Richard Henderson <rth@redhat.com>
9932 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
9933 * config/sh/sh.c: ... here.
9935 2012-03-05 Richard Henderson <rth@redhat.com>
9938 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
9939 instead of calling negqi2 directly.
9941 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
9944 * trans-mem.c (tm_region_init): Use last_basic_block.
9946 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
9948 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
9949 * config/sh/sync.md (atomic_test_and_set): New expander.
9950 (tasb, atomic_test_and_set_soft): New insns.
9951 * config/sh/sh.opt (menable-tas): New option.
9952 * doc/invoke.texi (SH Options): Document it.
9954 2012-03-05 Richard Guenther <rguenther@suse.de>
9956 * cfgloop.c (verify_loop_structure): Verify dominators before
9958 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
9959 dominators from here.
9960 * graphite-scop-detection.c (create_sese_edges): Likewise.
9961 * loop-doloop.c (doloop_optimize_loops): Likewise.
9962 * loop-init.c (loop_optimizer_init): Likewise.
9963 * loop-unroll.c (unroll_and_peel_loops): Likewise.
9964 * loop-unswitch.c (unswitch_loops): Likewise.
9965 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9966 * tree-parloops.c (parallelize_loops): Likewise. Verify
9967 only when checking is enabled.
9968 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
9970 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9972 * genautomata.c (parse_automata_opt): New static function.
9973 (initiate_automaton_gen): Remove all option handling code. Remove
9974 argc argument. All callers changed.
9975 (main): Call init_rtx_reader_args_cb with the new function as argument.
9977 2012-03-05 Richard Guenther <rguenther@suse.de>
9979 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
9980 * tree-if-conv.c (combine_blocks): Free post-dominator info
9982 * tree-parloops.c (create_parallel_loop): Free and re-compute
9983 dominator info after breaking it.
9985 2012-03-05 Richard Guenther <rguenther@suse.de>
9988 * optabs.h (trapv_unoptab_p): New function.
9989 (trapv_binoptab_p): Likewise.
9990 * optabs.c (expand_binop): Use emit_libcall_block_1 with
9991 a proper equiv_may_trap argument.
9992 (expand_unop): Likewise.
9993 (emit_libcall_block_1): Take extra argument whether the
9994 instruction may trap. Renamed from ...
9995 (emit_libcall_block): ... this. New wrapper.
9997 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9999 PR tree-optimization/51721
10000 * tree-vrp.c (register_edge_assert_for_2): If comparing
10001 lhs of right shift by constant with an integer constant,
10002 add ASSERT_EXPRs for the rhs1 of the right shift.
10004 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
10006 2012-03-05 Richard Guenther <rguenther@suse.de>
10008 * tree.c (integer_zerop): Handle VECTOR_CSTs.
10009 (integer_onep): Likewise.
10010 (integer_all_onesp): Likewise.
10012 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
10014 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
10016 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10018 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
10019 instead of TARGET_64BIT.
10021 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10023 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
10026 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10028 * config/i386/i386.c (ix86_print_operand_address): Only handle
10029 zero-extended DImode addresses.
10031 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
10034 taken and cputaken as bool.
10036 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
10038 * config/i386/constraints.md (Ya): New internal constraint.
10039 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
10040 (*zero_extendsidi2_rex64): Add x,x alternative.
10041 (*zero_extendsidi2): Ditto. Add o,0 alternative.
10042 Remove flags reg clobber. Adjust corresponding splits.
10043 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
10044 zero_extendqisi2 expanders using SWI12 mode iterator.
10045 (zero_extend<mode>si2_and): Macroize insn from
10046 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
10048 (*zero_extend<mode>si2): Macroize insn from
10049 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
10050 (*zero_extend*2_movzbl_and): Remove insn patterns.
10051 (zero_extendqihi2_and): Merge corresponding splitter.
10052 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
10053 (*zero_extend*2_movzbl_and): Remove insn patterns.
10054 (*anddi_1): Split TYPE_IMOVX instructions.
10055 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
10057 (and->zext splitter): Add splitter pattern.
10058 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
10060 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
10062 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
10064 (Debugging Options): Likewise.
10065 (Optimize Options): Likewise.
10066 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
10067 with other architectures. Use official processor names with correct
10068 spelling/capitalization. Fix formatting and grammar issues.
10069 (i386 and x86-64 Windows Options): Similar cleanup here.
10071 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10073 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
10075 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10077 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
10078 DBX_REGISTER_NUMBER.
10080 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10082 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
10083 operand is CONST_INT. Take COSTS_N_INSNS into account.
10084 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
10087 2012-03-02 Richard Henderson <rth@redhat.com>
10089 * optabs.c (expand_atomic_test_and_set): Honor
10090 atomic_test_and_set_trueval even when atomic_test_and_set
10091 optab is not in use.
10093 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
10097 * config/sh/sh.c (sh_register_move_cost): Increase cost between
10098 GENERAL_REGS and FP_REGS for SImode.
10100 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10103 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
10104 (absdi2): New expander.
10105 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
10107 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10109 * config/sh/sync.md (atomic_exchange<mode>): New expander.
10110 (atomic_exchange<mode>_soft): New insn.
10112 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10114 * config/sh/sync.md: Update copyright notice dates.
10115 (atomic_compare_and_swap<mode>): Use SImode for return value instead
10117 (atomic_compare_and_swap<mode>_soft): Likewise.
10119 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10122 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
10123 * config/sh/sh.c: Update copyright notice dates.
10124 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
10125 alignment for TARGET_HARD_SH4.
10126 (sh_option_override): Reduce default function alignment. Set
10127 loop alignment to 4 bytes when not optimizing for size.
10129 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
10131 PR middle-end/50335
10132 * doc/invoke.texi (floop-flatten): Remove.
10133 * toplev.c (process_options): Remove references to flag_loop_flatten.
10134 * tree-ssa-loop.c (gate_graphite_transform): Same.
10135 * common.opt (floop-flatten): Obsolete.
10136 * graphite-poly.c (apply_poly_transforms): Remove reference to
10138 * Makefile.in (graphite-flattening.o): Remove.
10139 * graphite-flattening.c: Remove.
10141 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
10143 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
10144 having mode compatible with the mode of previous compare. Substitute
10145 compare mode of previous compare with the mode, compatible
10146 with eliminated and previous compare.
10148 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
10150 * config/rs6000/dfp.md (floatdidd2): New define_insn.
10152 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
10154 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
10155 compatible with CCGOCmode and CCGCmode.
10157 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
10159 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
10161 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
10163 * config/arm/arm.c (arm_sat_operator_match): New function.
10164 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
10165 * config/arm/arm.md ("insn" attribute): Add "sat" value.
10166 ("SAT", "SATrev"): New code iterators.
10167 ("SATlo", "SAThi"): New code iterator attributes.
10168 ("*satsi_<SAT:code>"): New pattern.
10169 ("*satsi_<SAT:code>_shift"): Likewise.
10170 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
10171 and "shift" attributes.
10172 ("arm_usatsihi"): Add "insn" attribute.
10173 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
10174 by powers of two. Do not allow shift by 32.
10176 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
10180 to pass the argument in the register of "natural" mode.
10182 2012-03-02 Richard Guenther <rguenther@suse.de>
10184 PR tree-optimization/52406
10185 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
10186 (struct indices): Add unconstrained_base member.
10187 (struct dr_alias): Remove unused vops member.
10188 (DR_UNCONSTRAINED_BASE): New define.
10189 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
10190 add indices to allow their disambiguation. Make DR_BASE_OBJECT
10191 be an artificial access that covers the whole indexed object,
10192 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
10193 plain decl base-objects to their MEM_REF variant.
10194 (dr_may_alias_p): When the base-object of either data reference
10195 has unknown size use only points-to information.
10196 (compute_affine_dependence): Make dumps easier to read and
10198 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
10199 DR_REF when looking for packed references.
10200 (vect_supportable_dr_alignment): Likewise.
10202 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
10204 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
10205 Improve conditions for peepholes of loads followed by commutative
10207 * config/arm/ldmstm.md: Regenerated.
10209 2012-03-02 Richard Guenther <rguenther@suse.de>
10211 * BASE-VER: Set to 4.8.0.
10213 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
10215 * config.gcc (obsolete): Add all ARM targets using the FPA.
10216 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
10217 * doc/install.texi: Avoid references to obsolete ARM ports.
10219 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
10221 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
10223 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
10224 Joern Rennecke <joern.rennecke@embecosm.com>
10226 * doc/extend.texi: Expand and update information on interrupt
10227 attribute for Epiphany.
10229 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
10231 * config/sh/sh-protos.h: Update copyright notice dates.
10232 * config/sh/sh.h: Likewise.
10233 * config/sh/sh.md: Likewise.
10234 * config/sh/constraints.md: Likewise.
10235 * config/sh/predicates.md: Likewise.
10237 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
10239 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
10240 * config/sh/sh.c (tertiary_reload_operand): Likewise.
10242 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
10244 * config/sh/constraints.md: Fix comment typo.
10246 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10249 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
10250 unsigned HOST_WIDE_INT.
10251 (zvdep_imm64): Likewise.
10252 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
10253 (vdepi_and): Likewise.
10254 Likewise for unamed 64-bit patterns.
10255 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
10257 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
10260 PR rtl-optimization/52417
10261 * cselib.c (cselib_any_perm_equivs): New variable.
10262 (cselib_reset_table): Check that it's not set when not
10263 preserving constants.
10264 (cselib_add_permanent_equiv): Set it.
10265 (cselib_have_permanent_equivalences): New.
10266 (cselib_init, cselib_finish): Reset it.
10267 * cselib.h (cselib_have_permanent_equivalences): Declare.
10268 * alias.c (get_addr): Restore earlier behavior when there
10269 aren't permanent equivalences.
10271 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
10273 * config/mn10300/mn10300-modes.def: Fix copyright notice.
10274 * config/v850/v850-modes.def: Fix copyright notice.
10276 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
10278 * doc/extend.texi (AVR Built-in Functions): Document
10279 __builtin_avr_flash_segment.
10281 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
10282 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
10283 (*split.flash_segment): New insn-and-split.
10284 * config/avr/avr.c (avr_init_builtins): Add local variables:
10285 const_memx_void_node, const_memx_ptr_type_node,
10286 char_ftype_const_memx_ptr.
10288 2012-03-01 Jakub Jelinek <jakub@redhat.com>
10290 PR tree-optimization/52445
10291 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
10292 add ssa_name_ver, offset and size fields and change store field
10294 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
10295 (add_or_mark_expr): Likewise. Only consider previous stores
10296 with the same size and offset.
10297 (nt_init_block): Only look at gimple_assign_single_p stmts,
10298 doesn't look at rhs2.
10300 2012-03-01 Richard Guenther <rguenther@suse.de>
10302 PR middle-end/52443
10303 * tree-cfg.c (verify_gimple_assign_unary): Allow any
10304 conversions from integral types to pointer types.
10306 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
10308 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
10309 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
10310 unintentionally removed in r184616.
10312 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10314 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
10317 2012-02-29 Jakub Jelinek <jakub@redhat.com>
10318 Uros Bizjak <ubizjak@gmail.com>
10321 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
10322 alternatives, add "e" constraint to the new last alternative
10323 and ! to last 3 alternatives.
10325 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
10327 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
10328 DW_AT_artificial attributes at the end of the processing.
10329 (gen_array_type_die): Likewise.
10330 (gen_enumeration_type_die): Likewise.
10331 (gen_struct_or_union_type_die): Likewise.
10332 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
10335 2012-02-29 Jakub Jelinek <jakub@redhat.com>
10337 PR middle-end/52419
10338 * expr.c (expand_assignment): If doing misaligned store that doesn't
10339 cover all mode bits, perform a RMW cycle.
10341 PR tree-optimization/52429
10342 * tree-parloops.c (separate_decls_in_region_debug): Return early
10343 if var is LABEL_DECL.
10345 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10347 PR tree-optimization/52424
10348 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
10349 calling dom_thread_across_edge.
10351 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
10353 * config/avr/avr.c: Move definition of TARGET macros to end of file.
10355 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
10357 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
10358 * config/avr/avr.c (avr_output_bld): Remove unused function.
10359 (avr_out_sbxx_branch): Use "%T" to print bit position.
10361 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
10363 * config/avr/avr.md: Untabify.
10365 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
10367 * config/avr/avr.md (eqne): New code iterator.
10368 (*dec-and-branchsi): Use it in text peephole's condition.
10369 (*dec-and-branchhi): Ditto.
10370 (*dec-and-branchqi): Ditto.
10372 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
10375 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
10376 the device does not have the skip-bug.
10378 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
10380 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
10381 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
10382 -mpretend-cmove): New.
10384 2012-02-29 Jakub Jelinek <jakub@redhat.com>
10387 * df.h (struct df_d): Adjust comment that hard_regs_live_count
10388 doesn't count DEBUG_INSN refs.
10389 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
10390 for DEBUG_INSN refs.
10392 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10396 2012-02-20 Richard Guenther <rguenther@suse.de>
10397 PR tree-optimization/52298
10398 * tree-vect-stmts.c (vectorizable_load): Properly use
10399 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
10401 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
10403 PR middle-end/51752
10404 * gimple.h (gimple_in_transaction): New.
10405 (gimple_set_in_transaction): New.
10406 (struct gimple_statement_base): Add in_transaction field.
10407 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
10409 (tree_ssa_lim_initialize): Compute transaction bits.
10410 * tree.h (compute_transaction_bits): Protoize.
10411 * trans-mem.c (tm_region_init): Use the heap to store BB
10413 (compute_transaction_bits): New.
10415 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10417 * gcc.c (display_help): Document --help=common and sort entries
10420 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10422 * doc/install.texi: Document check-$LANG specific shortcuts
10424 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10427 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
10429 * config/arm/arm_neon.h: Regenerate.
10430 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
10431 (neon_vcgeu): New insn.
10432 (neon_vcgtu): Likewise.
10433 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
10434 (ops): Unsigned comparison intrinsics call a different builtin.
10436 2012-02-28 Richard Guenther <rguenther@suse.de>
10439 * config/i386/i386.c (ix86_expand_vector_set): Fix element
10440 ordering for the VEC_CONCAT for two element vectors for
10441 V2SFmode, V2SImode and V2DImode.
10443 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
10446 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
10447 detecting big-endian triplets.
10449 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
10451 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
10452 mode if there is no type information available.
10454 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
10456 PR tree-optimization/53207
10457 * doc/invoke.texi: Document as experimental and relying on graphite.
10459 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10461 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
10462 of initializer to changes from r184614.
10464 2012-02-28 Richard Guenther <rguenther@suse.de>
10466 PR tree-optimization/52395
10467 * tree-sra.c (build_ref_for_offset): Also look at the base
10468 TYPE_ALIGN when figuring out the alignment of the replacement.
10470 2012-02-28 Richard Guenther <rguenther@suse.de>
10472 PR tree-optimization/52402
10473 * ipa-prop.c (ipa_modify_call_arguments): Properly use
10474 mis-aligned types when creating the accesses at the call site.
10476 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10478 * config/avr/builtins.def: New file.
10479 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
10480 * config/avr/avr.c (enum avr_builtin_id): Use it.
10481 (avr_init_builtins): Use it. And use avr_bdesc.
10482 (bdesc_1arg): Remove.
10483 (bdesc_2arg): Remove.
10484 (bdesc_3arg): Remove.
10485 (struct avr_builtin_description): Add field n_args.
10486 (avr_bdesc): New static variable using builtins.def.
10487 (avr_expand_builtin): Use it.
10488 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
10489 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
10490 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
10492 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10495 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
10496 match only one single hard register with respective hard reg rtx.
10497 (movmemx_<mode>): Ditto.
10498 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
10499 insn anatomy of movmem[x]_<mode>.
10500 (avr_out_movmem): Same for printing assembler and operand usage.
10502 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10506 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
10507 address spaces located outside of device flash.
10509 * config/avr/avr.h (base_arch_s): Remove field n_segments.
10510 (mcu_type_s): Add field n_flash.
10511 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
10512 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
10513 (AVR_MCU): Add N_FLASH argument.
10514 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
10515 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
10516 macro __FLASH<n> if that address space makes sense for the device.
10517 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
10518 outside of target flash.
10519 (avr_asm_named_section): Ditto.
10520 (avr_asm_select_section): Ditto.
10521 (avr_addr_space_convert): Ditto.
10522 (avr_emit_movmemhi): Ditto.
10523 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
10524 address space is outside of device flash.
10525 (avr_insert_attributes): Ditto.
10526 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
10527 avr_current_arch->n_segments.
10529 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
10532 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
10533 (*movabs<mode>_2): Likewise.
10535 2012-02-27 Jakub Jelinek <jakub@redhat.com>
10538 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
10539 s_register_operand in the test instead of REG_P. Don't call
10540 gen_reg_rtx if it won't be used.
10542 PR tree-optimization/52376
10543 * ipa-split.c (split_function): Ignore CLOBBER stmts.
10545 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
10547 * ifcvt.c (noce_get_condition): Check condition variable is not
10548 small_register_classes_for_mode_p before accepting.
10550 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
10552 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
10554 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10557 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10558 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10560 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10562 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
10564 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
10566 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
10568 * config/sh/predicates.md: Remove blank lines.
10569 * config/sh/sh.c: Fix typos in comments.
10570 * config/sh/constraints.md: Likewise.
10571 * config/sh/sh.md: Remove blank lines.
10572 Fix typos in comments. Use ;; as comment characters.
10574 2012-02-26 Walter Lee <walt@tilera.com>
10576 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
10577 (replace_mov_pcrel_step2): Ditto.
10579 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
10582 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
10583 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
10584 and locs that reference values newer than the non-canonical value
10585 at hand. Return the canonical value as a worst case.
10586 (memrefs_conflict_p): Walk canonical value's locs.
10589 * cselib.c (preserve_only_constants): Rename to...
10590 (preserve_constants_and_equivs): ... this. Split out...
10591 (invariant_or_equiv_p): ... this. Preserve plus expressions
10592 of other preserved expressions too.
10593 (cselib_reset_table): Adjust.
10594 * var-tracking.c (reverse_op): Use canonical value to build
10597 2012-02-23 Kai Tietz <ktietz@redhat.com>
10599 * config/i386/i386.c (ix86_delegitimize_address): Handle
10600 UNSPEC_PCREL plus displacement.
10602 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
10605 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
10606 to test for unusedness in st X addressing.
10608 2012-02-24 Richard Guenther <rguenther@suse.de>
10610 PR middle-end/52361
10611 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
10612 (is_gimple_reg_type): Move inline ...
10613 * gimple.h (is_gimple_reg_type): ... here.
10615 2012-02-24 Richard Guenther <rguenther@suse.de>
10617 PR middle-end/52361
10618 * passes.c (execute_function_todo): When verifying SSA form
10619 verify gimple form first.
10620 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
10622 2012-02-24 Richard Guenther <rguenther@suse.de>
10624 PR middle-end/52355
10625 * fold-const.c (fold_addr_of_array_ref_difference): New function.
10626 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
10628 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10630 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
10632 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10634 * tree-phinodes.c (make_phi_node): Mark static.
10635 * tree-flow.h (make_phi_node): Remove extern decl.
10636 * doc/gimple.texi (make_phi_node): Remove documentation.
10638 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10640 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
10641 * tree-ssa-sccvn.c (print_scc): Ditto.
10643 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10645 * doc/passes.texi (Full redundancy elimination): Fix typo.
10647 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10649 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
10651 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
10654 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
10656 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
10659 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
10661 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
10663 * config/avr/avr.md (code_stdname): Add ior, xor.
10664 (xior): New code iterator.
10665 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
10666 (*<code_stdname><mode>qi.byte1-3): Ditto.
10668 2012-02-23 Jakub Jelinek <jakub@redhat.com>
10670 PR tree-optimization/52019
10671 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
10674 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10676 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
10677 HAVE_INITFINI_ARRAY to work around namespace pollution in
10678 certain versions of newlib system headers.
10679 * config.in: Regenerate.
10680 * configure: Regenerate.
10681 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
10682 instead of HAVE_INITFINI_ARRAY.
10684 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
10687 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
10688 is not offsettable memory reference.
10690 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10693 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
10694 setting avr_need_clear_bss_p for __gnu_lto* symbols.
10696 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10698 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
10699 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
10701 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10703 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
10704 library on Solaris 8 even without TLS support.
10705 * configure: Regenerate.
10707 2012-02-22 Richard Guenther <rguenther@suse.de>
10709 PR middle-end/52329
10710 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
10711 for GIMPLE_DEBUG stmts.
10713 2012-02-22 Martin Jambor <mjambor@suse.cz>
10715 PR middle-end/51782
10716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
10717 according to the base object.
10719 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10721 PR rtl-optimization/50063
10722 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
10723 and 2 (8-bit SP) in operand 2.
10724 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
10725 setup to use movhi_sp_r instead of vanilla move to write SP.
10726 Adjust REG_CFA notes to superseed unspec.
10727 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
10729 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
10730 known to be off) only with TARGET_NO_INTERRUPTS. Never use
10731 irq_state 1 (IRQ known to be on) here.
10733 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
10735 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
10737 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
10738 assign_hard_reg): Likewise.
10740 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10742 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
10744 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10746 * config/avr/avr.md
10747 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
10748 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
10750 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10752 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
10753 prototype from here to...
10754 * config/avr/avr.h: ...here.
10756 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
10759 * thumb2.md (thumb2_shiftsi3_short): Split register and
10760 immediate shifts. For register shifts tie operands 0 and 1.
10761 (peephole2 for above): Check that register-controlled shifts
10762 have suitably tied operands.
10764 2012-02-21 Quentin Neill <quentin.neill@amd.com>
10767 * config/i386/bdver1.md (bdver1_call, bdver1_push,
10768 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
10769 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
10770 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
10771 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
10772 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
10773 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
10774 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
10775 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
10776 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
10777 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
10778 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
10779 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
10780 bdver1_ssevector_avx256_unaligned_load,
10781 bdver1_ssevector_sse128_unaligned_load,
10782 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
10783 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
10784 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
10785 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
10786 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
10787 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
10788 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
10789 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
10790 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
10791 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
10792 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
10793 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
10794 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
10795 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
10796 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
10797 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
10798 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
10799 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
10800 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
10801 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
10802 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
10803 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
10804 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
10805 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
10806 bdver1_ssediv_double_load, bdver1_ssediv_double,
10807 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
10808 Add "bdver2" attribute.
10810 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10812 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
10813 default if possible and not specified otherwise.
10815 2012-02-21 Richard Guenther <rguenther@suse.de>
10817 PR middle-end/52314
10818 * gimplify.c (create_tmp_from_val): Use the main variant type
10819 for the type of the temporary we create.
10821 2012-02-21 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/52324
10824 * gimplify.c (gimplify_expr): When re-gimplifying expressions
10825 do not gimplify a MEM_REF address operand if it is already
10828 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10830 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
10831 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
10833 2012-02-21 Richard Guenther <rguenther@suse.de>
10835 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
10836 nested_in_vect_loop.
10838 2012-02-21 Jakub Jelinek <jakub@redhat.com>
10840 PR tree-optimization/52318
10841 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
10842 vdef also to non-pure/const call stmts in the sequence.
10844 2012-02-21 Tristan Gingold <gingold@adacore.com>
10846 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
10848 2012-02-20 David S. Miller <davem@davemloft.net>
10850 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
10851 don't use the "rd %pc" instruction on v9 for PIC register loads.
10853 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
10855 PR middle-end/52141
10856 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
10857 in a transaction safe function.
10859 2012-02-20 Kai Tietz <ktietz@redhat.com>
10862 * stor-layout.c (place_field): Handle desired_align for
10865 2012-02-20 Richard Guenther <rguenther@suse.de>
10867 PR tree-optimization/52298
10868 * tree-vect-stmts.c (vectorizable_store): Properly use
10869 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
10871 (vectorizable_load): Likewise.
10872 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
10873 Access DR_STEP after ensuring it is not NULL.
10875 2012-02-20 Jakub Jelinek <jakub@redhat.com>
10877 PR tree-optimization/52286
10878 * fold-const.c (fold_binary_loc): For (X & C1) | C2
10879 optimization use double_int_to_tree instead of build_int_cst_wide,
10880 rewrite to use double_int vars.
10882 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10885 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
10887 Remove -e 0 from $gcc_cv_ld invocation.
10888 Only use __GLIBC_PREREQ if defined.
10889 Enable on Solaris since Solaris 8 patch.
10890 (gcc_SUN_LD_VERSION): New macro.
10891 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
10892 gcc_SUN_LD_VERSION for version number format.
10893 * configure: Regenerate.
10894 * varasm.c (get_elf_initfini_array_priority_section): Set
10895 SECTION_NOTYPE for non-default priority.
10896 Use get_section instead of get_unnamed_section to emit
10897 .init_array/.fini_array with default priority.
10899 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10901 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
10902 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
10903 (mips_start_unique_function, mips_output_mips16_rdhwr)
10904 (mips_code_end): New functions.
10905 (TARGET_ASM_CODE_END): Define.
10907 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10909 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
10910 to stubs with non-sibling calls.
10912 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
10914 * doc/invoke.texi (-fira-* options): Copy-edit.
10915 (ira-* parameters): Copy-edit.
10917 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10919 * doc/invoke.texi: Minor copy-edits to bring into conformance with
10920 GCC coding conventions.
10922 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10924 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
10925 when used as adjectives.
10927 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
10929 * doc/invoke.texi: Clean up "that"/"which" confusion.
10931 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
10933 * system.h: Poison SMALL_REGISTER_CLASSES
10934 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
10935 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
10937 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10939 PR tree-optimization/52285
10940 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
10941 when deciding if a call is a tail call or tail recursion.
10943 2012-02-16 Kai Tietz <ktietz@redhat.com>
10945 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
10946 interger-constant displacement for UNSPEC_PCREL.
10948 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10950 PR rtl-optimization/52208
10951 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
10952 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
10954 PR tree-optimization/52255
10955 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
10956 loop->header has virtual PHI, but exit_e->dest doesn't, add
10957 virtual PHI to exit_e->dest and adjust all uses after the loop.
10960 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
10961 children with clone_tree_hash, not after it.
10963 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
10965 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
10966 extended identifiers.
10968 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10970 PR middle-end/51929
10971 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
10972 a same_body_alias, also test whether e->callee isn't a former
10973 or current clone of the decl this is a same body alias of.
10975 PR translation/52264
10976 * cgraphunit.c (verify_cgraph_node): Fix a typo.
10978 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
10980 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
10982 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10985 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
10986 force_reg instead of copy_to_reg for better optimization. Force
10987 non-register or memory operands into a register.
10989 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
10991 * extend.texi: Reserve upper bits of memory model for future use.
10993 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
10994 Anatoly Sokolov <aesok@post.ru>
10995 Eric Weddington <eric.weddington@atmel.com>
10998 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
10999 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
11000 Rewrite initializers for .macro.
11001 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
11002 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
11003 atxmega32d4, atxmega32x1.
11004 avrxmega4: atxmega64a3, atxmega64d3.
11005 avrxmega5: atxmega64a1, atxmega64a1u.
11006 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
11007 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
11008 avrxmega7: atxmega128a1, atxmega128a1u.
11009 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
11010 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
11011 (struct base_arch_s): Rename reserved to xmega_p.
11012 Rename reserved2 to have_rampd.
11013 (AVR_XMEGA): New define.
11014 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
11015 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
11016 * config/avr/predicates.md (io_address_operand): Take into
11017 account SFR offset.
11018 (low_io_address_operand): Ditto.
11019 (high_io_address_operand): Ditto.
11020 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
11021 (enabled, movhi_sp_r): Use them.
11022 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
11023 cpp_define_formatted to built-in define __AVR_ARCH__.
11024 (__AVR_XMEGA__): New built-in define.
11025 (__AVR_HAVE_RAMPD__): New built-in define.
11026 (__AVR_HAVE_RAMPX__): New built-in define.
11027 (__AVR_HAVE_RAMPY__): New built-in define.
11028 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
11030 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
11031 (avr_option_override): Initialize them.
11032 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
11033 (avr_init_expanders): Initialize them. No more block several calls.
11034 (emit_push_sfr): New static function.
11035 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
11037 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
11038 (avr_print_operand): Print addreeses as symbols for
11039 RAMPX, RAMPY, RAMPD, CCP.
11040 (output_movhi): Handle AVR_XMEGA when writing to SP.
11041 (avr_out_movhi_mr_r_xmega): New static function.
11042 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
11043 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
11044 __RAMPD__, __CCP__ as needed.
11046 * config/avr/multilib.h: Regenerate.
11047 * config/avr/t-multilib: Regenerate.
11048 * config/avr/avr-tables.opt: Regenerate.
11050 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
11052 PR tree-optimization/50561
11053 * graphite-flattening.c (lst_project_loop): Do not
11054 remove old scattering dimensions after flattening.
11055 (lst_do_flatten): Likewise.
11057 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
11059 * doc/extend.texi (AVR Built-in Functions): Remove doc for
11060 __builtin_avr_map8, __builtin_avr_map16.
11061 Document __builtin_avr_insert_bits.
11063 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
11064 (insert_bits): New insn.
11065 (adjust_len.map_bits): Rename to insert_bits.
11066 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
11067 * avr-protos.h (avr_out_map_bits): Remove.
11068 (avr_out_insert_bits, avr_has_nibble_0xf): New.
11069 * config/avr/constraints.md (Cxf,C0f): New.
11070 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
11071 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
11072 New built-in define __BUILTIN_AVR_INSERT_BITS.
11073 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
11074 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
11075 (avr_move_bits): Rewrite.
11076 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
11078 (avr_map_op_t): New typedef.
11079 (avr_map_op): New static variable.
11080 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
11081 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
11082 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
11083 (bdesc_3arg, avr_expand_triop_builtin): New.
11084 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
11085 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
11086 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
11087 (avr_map_equal_p, avr_map_sig_p): Remove.
11088 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
11089 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11090 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
11091 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11092 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
11093 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11095 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
11097 * config/c6x/c6x.md (reserve_cycles): New attribute.
11098 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
11099 don't reserve functional units after the branch occurs.
11101 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
11103 PR middle-end/52142
11104 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
11105 functions into non-tm_pure functions.
11107 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
11110 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
11111 (iterative_hash_canonical_type): Likewise.
11112 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
11115 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
11117 * haifa-sched.c (prune_ready_list): Ensure that if there is a
11118 sched-group insn, it either remains alone or the entire list is pruned.
11120 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
11122 * doc/install.texi (Prerequisites): Fix grammar.
11123 (Configuration): Likewise.
11125 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
11127 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
11128 MPC as part of GCC before describing configuring with --with-gmp etc.
11129 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
11130 sources are present.
11132 2012-02-14 Jakub Jelinek <jakub@redhat.com>
11135 * dwarf2out.c (clone_tree_hash): New function.
11136 (copy_decls_walk): Use it instead of clone_tree.
11138 2012-02-14 Richard Guenther <rguenther@suse.de>
11140 PR tree-optimization/52244
11141 PR tree-optimization/51528
11142 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
11143 replacements for integral types.
11145 2012-02-14 Walter Lee <walt@tilera.com>
11147 * config.gcc: Handle tilegx and tilepro.
11148 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
11149 tilegx and tilepro.
11150 Add HAVE_AS_TLS check for tilegx and tilepro.
11151 * configure: Regenerate.
11152 * doc/contrib.texi: Add Mat Hostetter and self.
11153 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
11154 Document instruction intrinsics and network accessing intrinsics.
11155 (TILEPro Built-in Functions): New node. Document instruction
11156 intrinsics and network accessing intrinsics.
11157 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
11158 (Specific, tilepro-*-linux*): Likewise.
11159 * doc/invoke.texi (TILE-Gx Options): New section.
11160 (TILEPro Options): New section.
11161 * doc/md.texi (TILE-Gx): New section.
11162 (TILEPro): New section.
11163 * common/config/tilegx/tilegx-common.c: New file.
11164 * common/config/tilepro/tilepro-common.c: New file.
11165 * config/tilegx/constraints.md: New file.
11166 * config/tilegx/linux.h: New file.
11167 * config/tilegx/mul-tables.c: New file.
11168 * config/tilegx/predicates.md: New file.
11169 * config/tilegx/sync.md: New file.
11170 * config/tilegx/t-tilegx: New file.
11171 * config/tilegx/tilegx-builtins.h: New file.
11172 * config/tilegx/tilegx-c.c: New file.
11173 * config/tilegx/tilegx-generic.md: New file.
11174 * config/tilegx/tilegx-modes.def: New file.
11175 * config/tilegx/tilegx-multiply.h: New file.
11176 * config/tilegx/tilegx-protos.h: New file.
11177 * config/tilegx/tilegx.c: New file.
11178 * config/tilegx/tilegx.h: New file.
11179 * config/tilegx/tilegx.md: New file.
11180 * config/tilegx/tilegx.opt: New file.
11181 * config/tilepro/constraints.md: New file.
11182 * config/tilepro/gen-mul-tables.cc: New file.
11183 * config/tilepro/linux.h: New file.
11184 * config/tilepro/mul-tables.c: New file.
11185 * config/tilepro/predicates.md: New file.
11186 * config/tilepro/t-tilepro: New file.
11187 * config/tilepro/tilepro-builtins.h: New file.
11188 * config/tilepro/tilepro-c.c: New file.
11189 * config/tilepro/tilepro-generic.md: New file.
11190 * config/tilepro/tilepro-modes.def: New file.
11191 * config/tilepro/tilepro-multiply.h: New file.
11192 * config/tilepro/tilepro-protos.h: New file.
11193 * config/tilepro/tilepro.c: New file.
11194 * config/tilepro/tilepro.h: New file.
11195 * config/tilepro/tilepro.md: New file.
11196 * config/tilepro/tilepro.opt: New file.
11198 2012-02-14 Jakub Jelinek <jakub@redhat.com>
11200 PR tree-optimization/52210
11201 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
11202 vect_model_simple_cost with two entry vect_def_type array instead
11203 of an address of dt.
11205 2012-02-14 Richard Guenther <rguenther@suse.de>
11208 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11209 Do not stream DECL_QUALIFIER.
11210 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11211 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
11212 (find_decls_types_r): Do not walk DECL_QUALIFIER.
11214 2012-02-14 Jakub Jelinek <jakub@redhat.com>
11217 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
11220 2012-02-13 Jakub Jelinek <jakub@redhat.com>
11223 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
11224 * cselib.c (cselib_subst_to_values_from_insn): New function.
11225 * sched-deps.c (add_insn_mem_dependence,
11226 sched_analyze_1, sched_analyze_2): Use it.
11228 2012-02-13 Jan Hubicka <jh@suse.cz>
11230 PR middle-end/52214
11231 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
11233 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
11235 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
11236 (GTM_SELF_SPECS): Define if not already defined.
11237 (driver_self_specs): Add GTM_SELF_SPECS.
11238 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
11239 (GTM_SELF_SPECS): Define.
11240 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
11241 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
11243 2012-02-13 Jakub Jelinek <jakub@redhat.com>
11245 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
11248 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
11250 PR middle-end/52230
11251 * omp-low.c (expand_omp_for): If a static schedule without chunk size
11252 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
11254 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
11257 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
11259 2012-02-13 Richard Guenther <rguenther@suse.de>
11261 PR translation/52211
11262 * passes.c (enable_disable_pass): Fix typo.
11264 2012-02-13 Jakub Jelinek <jakub@redhat.com>
11266 PR middle-end/52209
11267 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
11268 XOR for reduce_bit_field if type is unsigned.
11270 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
11272 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
11273 disallow changes from SFmode to mode with different size in FP regs.
11275 2012-02-12 Robert Millan <rmh@gnu.org>
11276 Gerald Pfeifer <gerald@pfeifer.com>
11278 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
11281 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
11283 PR rtl-optimization/52175
11284 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
11285 to frame-related instructions.
11287 2012-02-10 Jason Merrill <jason@redhat.com>
11290 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
11291 (demangle_new_symbols): Fill it.
11292 (scan_linker_output): Walk it.
11293 (start_tweaking): Split out from scan_linker_output.
11294 (maybe_tweak): Update sym->chosen.
11295 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
11297 2012-02-11 Jakub Jelinek <jakub@redhat.com>
11300 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
11302 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
11304 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11305 having the same mode as previous compare.
11307 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
11309 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
11310 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
11311 (nonlocal_goto_internal): Likewise.
11312 (nonlocal_goto): Emit a use and an indirect jump directly.
11314 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
11317 * doc/extend.texi : Update comments for __atomic_compare_exchange and
11318 __atomic_{is,always}_lock_free.
11320 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
11323 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
11324 negative constant address for TARGET_X32.
11326 2012-02-10 Richard Henderson <rth@redhat.com>
11328 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
11329 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
11330 for GIMPLE_TRANSACTION. Tidy if's into a switch.
11332 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11333 Ira Rosen <irar@il.ibm.com>
11335 PR tree-optimization/50031
11336 * targhooks.c (default_builtin_vectorization_cost): Handle
11337 vec_promote_demote.
11338 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
11339 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
11340 all types of reduction and pattern statements.
11341 (vect_estimate_min_profitable_iters): Likewise.
11342 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
11343 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
11344 for explicit realigns.
11345 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
11346 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
11347 vec_promote_demote.
11348 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
11349 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
11350 vec_perm for VSX and handle vec_promote_demote.
11352 2012-02-10 Jakub Jelinek <jakub@redhat.com>
11354 PR middle-end/52177
11355 * builtins.c (fold_builtin_atomic_always_lock_free,
11356 expand_builtin_atomic_always_lock_free,
11357 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
11358 Return and/or test boolean_true_node/boolean_false_node instead of
11359 integer_one_node/integer_zero_node.
11361 2012-02-10 Jan Hubicka <jh@suse.cz>
11363 PR middle-end/48600
11364 * predict.c (predict_paths_for_bb): Prevent looping.
11365 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
11367 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
11369 * config/arm/arm.c (output_move_double): In one case properly
11370 count number of instructions that will be emitted.
11372 2012-02-10 Richard Guenther <rguenther@suse.de>
11374 PR translation/52193
11375 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
11377 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
11379 PR middle-end/52140
11380 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
11382 2012-02-09 Jakub Jelinek <jakub@redhat.com>
11385 * var-tracking.c (emit_note_insn_var_location): If
11386 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
11387 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
11388 non-NOTE_DURING_CALL_P insn.
11390 2012-02-09 Bin Cheng <bin.cheng@arm.com>
11392 PR middle-end/51867
11393 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
11395 2012-02-08 Magnus Granberg <zorry@gentoo.org>
11398 * gcc.c (switch_matches) Support switches with separated form,
11401 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
11403 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
11405 (RAMPZ_ADDR): Ditto.
11406 * config/avr/avr.c (avr_addr_t): New typedef.
11407 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
11408 (avr_init_expanders): Initialize it.
11409 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
11411 (expand_epilogue): Ditto.
11412 (avr_print_operand): Ditto.
11413 (avr_file_start): Ditto.
11414 (avr_emit_movmemhi): Ditto.
11416 2012-02-08 Richard Guenther <rguenther@suse.de>
11418 PR tree-optimization/46886
11419 * tree-flow.h (do_while_loop_p): Declare.
11420 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
11421 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
11423 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
11425 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
11426 always succeed for integers larger than a native word.
11428 2012-02-08 Richard Guenther <rguenther@suse.de>
11430 PR rtl-optimization/52170
11431 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
11432 properly handle integer vector modes.
11434 2012-02-08 Jakub Jelinek <jakub@redhat.com>
11436 PR gcov-profile/52150
11437 * coverage.c: Include target.h.
11438 (build_var): Call targetm.strip_name_encoding on the assembler name.
11439 Change one _ into . or $ if the target allows it.
11440 * Makefile.in (coverage.o): Depend on $(TARGET_H).
11442 PR rtl-optimization/52139
11443 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
11444 is a BARRIER after emit_insn_after_noloc, move BB_END
11445 to the last non-BARRIER insn before it.
11447 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
11449 PR middle-end/24306
11450 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
11451 (mips_gimplify_va_arg_expr): Call it instead of
11452 std_gimplify_va_arg_expr.
11454 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11456 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
11457 message for -mno-pointers-to-nested-function.
11459 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
11461 PR middle-end/51994
11462 * expr.c (get_inner_reference): If there is an offset, add a negative
11463 bit position to it (if any).
11465 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11467 PR rtl-optimization/52060
11468 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
11469 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
11470 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
11471 and/or i0src_copy2 when needed.
11473 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11475 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
11476 or LTOPLUGINSONAME if have_c.
11478 * config/freebsd-spec.h: Add comment about what macros can be defined
11480 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
11481 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
11484 2012-02-07 Richard Guenther <rguenther@suse.de>
11486 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
11487 newline in -alias dumps.
11489 2012-02-07 Kai Tietz <ktietz@redhat.com>
11490 Dave Korn <dave.korn.cygwin@gmail.com>
11493 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
11494 Take care that typinfo gets dllexport-attribute.
11496 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11498 PR middle-end/52074
11499 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
11500 if modifier < EXPAND_SUM call force_operand on the result.
11502 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
11504 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
11505 adding __forwarder_dst__ prefix if a forwarder_section attribute is
11507 (epiphany_function_type): Replace types for specific interrupts with
11508 EPIPHANY_FUNCTION_INTERRUPT.
11509 (EPIPHANY_INTERRUPT_P): Update.
11510 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
11511 New static function.
11512 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
11513 <disinterrupt>: Affects type identity.
11514 (epiphany_handle_interrupt_attribute): Handle variable number of
11516 (epiphany_compute_function_type): Update for new
11517 epiphany_function_type definition.
11518 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
11519 handlers with a longcall forwarder.
11520 (epiphany_start_function): Handle multiple interrupt arguments and/or
11521 forwarder_section attribute.
11523 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
11526 2012-02-07 Alan Modra <amodra@gmail.com>
11529 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
11532 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11534 PR tree-optimization/50969
11535 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
11536 use vec_perm rather than vector_stmt.
11537 (vect_model_load_cost): Likewise.
11538 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
11539 vec_perm to be the same as other vector statements.
11540 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
11541 cost of vec_perm for TARGET_VSX.
11543 2012-02-06 Richard Guenther <rguenther@suse.de>
11545 PR tree-optimization/52115
11546 * tree-sra.c (access_has_replacements_p): New function.
11547 (sra_modify_assign): Use it to decide whether a use is uninitialized.
11549 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
11551 PR middle-end/52047
11552 * trans-mem.c (expand_call_tm): Add an assertion.
11553 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
11556 2012-02-06 Richard Guenther <rguenther@suse.de>
11558 PR tree-optimization/50955
11559 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
11560 raise cost of expressions that replace an address with an
11561 expression based on a different pointer.
11563 2012-02-06 Jakub Jelinek <jakub@redhat.com>
11566 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
11567 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
11569 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
11572 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
11573 -Weffc++ and specify guidelines come from second edition.
11575 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
11577 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
11578 (sibcall_value_multiple_internal, call_split, call_internal_direct)
11579 (call_direct_split, call_value_split, call_value_internal_direct)
11580 (call_value_direct_split, call_value_multiple_split): Use jal and
11581 jal_macro attributes.
11583 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
11585 * reload1.c (reload_regs_reach_end_p): Replace with...
11586 (reload_reg_rtx_reaches_end_p): ...this function.
11587 (new_spill_reg_store): Update commentary.
11588 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
11589 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
11590 before setting new_spill_reg_store.
11591 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
11592 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
11593 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
11594 for non-spill reload registers.
11596 2012-02-05 Ira Rosen <irar@il.ibm.com>
11598 PR tree-optimization/52091
11599 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
11600 (vect_is_simple_use_1): Likewise.
11601 * tree-vect-loop.c (vectorizable_reduction): Update calls
11602 to vect_is_simple_use_1 and vect_is_simple_use.
11603 (vectorizable_live_operation): Likewise.
11604 * tree-vect-patterns.c (widened_name_p,
11605 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
11606 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
11607 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11608 vectorizable_shift,vectorizable_operation, vectorizable_store,
11609 vectorizable_load): Likewise.
11610 (vect_is_simple_cond): Add an argument, pass it to
11611 vect_is_simple_use_1.
11612 (vectorizable_condition): Update calls to vect_is_simple_cond,
11613 vect_is_simple_use.
11614 (vect_is_simple_use): Add an argument, the statement in which
11615 OPERAND is used. Check that if OPERAND's def stmt is a double
11616 reduction phi node, the use is a phi node too.
11617 (vect_is_simple_use_1): Add an argument, pass it to
11618 vect_is_simple_use.
11619 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
11620 to vect_is_simple_use.
11622 2012-02-04 Jakub Jelinek <jakub@redhat.com>
11624 PR rtl-optimization/52095
11625 * modulo-sched.c (dump_insn_locator): New function.
11626 (loop_canon_p, sms_schedule): Use it.
11628 PR rtl-optimization/52113
11629 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
11630 even for decomposable shift/zext insns.
11632 2012-02-03 Jakub Jelinek <jakub@redhat.com>
11633 Zdenek Dvorak <ook@ucw.cz>
11635 PR rtl-optimization/52092
11636 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
11637 on get_iv_value result.
11639 2012-02-02 Andrew Pinski <apinski@cavium.com>
11641 PR middle-end/47982
11642 PR middle-end/43967
11643 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
11645 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11647 PR middle-end/48071
11648 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
11650 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
11652 PR rtl-optimization/49800
11653 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
11654 (sched_finish): Call regstat_free_n_sets_and_refs.
11656 2012-02-02 Jia Liu <proljc@gmail.com>
11658 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
11661 2012-02-02 Jan Hubicka <jh@suse.cz>
11662 Tom de Vries <tom@codesourcery.com>
11664 PR middle-end/51998
11665 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
11666 * varpool.c (varpool_analyze_pending_decls): Likewise.
11668 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
11669 Jayant R Sonar <jayant.sonar@kpitcummins.com>
11671 * config.gcc: Add cr16-* support.
11673 * doc/extend.texi: Document cr16 extensions.
11674 * doc/install.texi: Document cr16 install.
11675 * doc/invoke.texi: Document cr16 options.
11676 * doc/md.texi: Document cr16 constraints.
11678 * common/config/cr16/cr16-common.c: New file.
11679 * config/cr16/cr16.c: New file.
11680 * config/cr16/cr16.h: New file.
11681 * config/cr16/cr16.md: New file.
11682 * config/cr16/cr16.opt: New file.
11683 * config/cr16/cr16-protos.h: New file.
11684 * config/cr16/predicates.md: New file.
11685 * config/cr16/constraints.md: New file.
11686 * config/cr16/t-cr16: New file.
11688 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11691 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
11692 that operands[2] is either immediate, or q_regs_operand.
11694 PR tree-optimization/52073
11695 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
11696 a pattern stmt for pattern uses, ignore uses outside of the loop.
11698 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11700 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
11701 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
11702 (OUT_AS1, OUT_AS2): Remove.
11704 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11706 PR rtl-optimization/51374
11707 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
11708 to cross other volatile_refs_p insns.
11710 2012-02-01 Richard Guenther <rguenther@suse.de>
11712 * doc/invoke.texi (fno-inline): Clarify documentation.
11713 (finline-small-functions): Likewise.
11714 (finline-functions): Likewise.
11715 * common.opt (finline): Adjust comment and documentation.
11716 (finline-small-functions): Clarify documentation.
11717 (finline-functions): Likewise.
11718 (finline-functions-called-once): Likewise.
11720 2012-02-01 Tristan Gingold <gingold@adacore.com>
11722 * c-typeck.c (composite_type): Keep mode for pointers.
11724 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
11726 * function.h (regno_reg_rtx): Adjust comment.
11727 * reginfo.c (init_reg_modes_target): Only use the previous mode
11728 if it fits within one register. Remove MIPS comment.
11730 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11733 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
11735 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11737 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
11738 to srak instruction.
11740 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11742 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
11744 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11749 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
11751 2012-01-31 Richard Guenther <rguenther@suse.de>
11753 PR tree-optimization/51528
11754 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
11757 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11762 * ree.c (add_removable_extension): Change def_map argument
11763 to unsigned *, store in def_map 1 + offset into *insn_list vector
11764 instead of pointers into the vector.
11765 (find_removable_extensions): Adjust caller.
11767 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11769 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
11770 Transform all "* quoted-c-code" to { c-code }.
11771 Remove redundant test for "optimize" in combine patterns.
11772 Move (include "avr-dimode.md") to end of file.
11774 2012-01-30 Bin Cheng <bin.cheng@arm.com>
11777 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
11778 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
11780 2012-01-30 Richard Guenther <rguenther@suse.de>
11782 PR tree-optimization/52028
11783 * tree-loop-distribution.c (ldist_gen): Properly update
11786 2012-01-30 Jakub Jelinek <jakub@redhat.com>
11789 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
11790 set_cur_line_info_table if not emitting debug info.
11792 PR tree-optimization/52046
11793 * tree-vect-patterns.c (check_bool_pattern): Give up if
11794 a comparison could throw.
11797 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
11799 2012-01-30 Richard Guenther <rguenther@suse.de>
11801 PR tree-optimization/52045
11802 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
11803 SSA form if cfgcleanup did anything.
11805 2012-01-30 Richard Guenther <rguenther@suse.de>
11807 PR tree-optimization/52045
11808 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
11809 before computing final todo.
11811 2012-01-30 Richard Guenther <rguenther@suse.de>
11813 PR tree-optimization/51528
11814 * tree-sra.c (sra_modify_assign): Re-factor in preparation
11817 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
11819 * df-problems.c (df_kill_notes): Check that the use refers
11820 to the note under examination.
11822 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
11825 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
11826 parameter and use short-lived pseudos.
11827 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
11828 (sparc_expand_vector_init): Const-ify local variables and adjust
11829 calls to above functions.
11831 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11833 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
11835 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
11837 * doc/invoke.texi: Make usage of "compile time" and
11838 "run time"/"runtime" consistent throughout the file.
11840 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
11842 * config/alpha/alpha.c (alpha_option_override): Default to
11843 full IEEE compliance mode for Go language.
11845 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
11847 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
11848 (LINK_SSP_SPEC): Define.
11850 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11853 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
11856 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
11858 * doc/invoke.texi: Correct hyphenation of "floating point",
11859 "double precision", and related terminology throughout the file.
11861 2012-01-28 Jakub Jelinek <jakub@redhat.com>
11864 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
11865 arm_general_register_operand predicate for operand 2 instead of
11868 2012-01-27 Ian Lance Taylor <iant@google.com>
11871 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
11872 * builtins.c (expand_builtin_init_trampoline): Add onstack
11873 parameter. Change caller.
11874 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
11875 * tree.c (build_common_builtin_nodes): Declare
11876 __builtin_init_heap_trampoline.
11878 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
11880 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
11881 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
11882 * config/avr/avr.c: Ditto.
11883 (avr_regnames): Remove because unused.
11884 * config/avr/avr.md (*cpse.ne): New peephole.
11885 (*cpse.eq): New peephole from former cpse peepholes.
11887 2012-01-27 Michael Eager <eager@eagercon.com>
11889 * config/microblaze.c (microblaze_emit_compare): Correct
11890 test after pcmp instruction.
11892 2012-01-27 Richard Guenther <rguenther@suse.de>
11894 PR tree-optimization/52020
11895 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
11897 2012-01-27 Richard Guenther <rguenther@suse.de>
11899 * ipa-pure-const.c (check_stmt): Clobbers do not make a
11900 function non-const/pure.
11902 2012-01-27 Richard Guenther <rguenther@suse.de>
11904 PR tree-optimization/50444
11905 * tree-sra.c (build_ref_for_offset): Properly adjust the
11906 MEM_REF type for unaligned accesses.
11908 2012-01-27 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/50444
11911 * expr.c (mem_ref_refers_to_non_mem_p): New function.
11912 (expand_assignment): Use it. Properly handle misaligned
11913 bases when expanding stores to component references.
11914 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
11915 refactor that case.
11917 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
11919 PR middle-end/51389
11920 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
11921 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
11922 * tree-data-ref.c (find_data_references_in_loop): Make static.
11923 (compute_all_dependences): Change return type to bool. Bail out
11924 for too many datarefs in a loop. Move the hunk resetting the data
11925 dependences vector from ...
11926 (compute_data_dependences_for_loop): ... here. Account for
11927 compute_all_dependences returning false.
11928 (compute_data_dependences_for_bb): Likewise.
11929 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
11930 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
11932 2012-01-27 Richard Guenther <rguenther@suse.de>
11934 PR middle-end/51959
11935 * expr.c (store_field): Use the alias-set of the scratch memory
11938 2012-01-27 Tom de Vries <tom@codesourcery.com>
11940 PR tree-optimization/51990
11941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11943 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
11945 2012-01-27 Jakub Jelinek <jakub@redhat.com>
11948 * var-tracking.c (reverse_op): Don't add any reverse operation
11949 if V already has any constant locations.
11951 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11953 * doc/invoke.texi: Correct usage of "command line" (noun)
11954 vs "command-line" (adjective) throughout.
11956 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11958 * doc/invoke.texi (Language Independent Options): Move
11959 -Wcoverage-mismatch blurb from here....
11960 (Warning Options): ...to here.
11962 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
11964 * config/rs6000/rs6000.c (rs6000_option_override_internal):
11965 Set rs6000_always_hint to false for 476.
11967 2012-01-27 Matthias Klose <doko@ubuntu.com>
11969 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
11971 * incpath.c (add_standard_paths): Likewise.
11973 2012-01-27 Richard Henderson <rth@redhat.com>
11975 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11976 * config/m68k/sync.md (atomic_test_and_set): Rename from
11977 sync_test_and_setqi and adjust the operands.
11978 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
11979 and unconditionally enable.
11981 2012-01-27 Richard Henderson <rth@redhat.com>
11983 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11984 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
11985 (ldstub): Rename from ldstubqi.
11986 (ldstub<I24MODE>): Remove.
11988 2012-01-27 Richard Henderson <rth@redhat.com>
11990 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11991 * c-cppbuiltin.c (cpp_atomic_builtins): Define
11992 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
11993 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
11994 * doc/tm.texi: Rebuild.
11996 2012-01-27 Richard Henderson <rth@redhat.com>
11998 * optabs.c (gen_atomic_test_and_set): Remove default.
11999 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
12001 2012-01-26 Jakub Jelinek <jakub@redhat.com>
12003 PR rtl-optimization/51978
12004 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
12005 (combine_reaching_defs): Likewise.
12006 (struct re_info): Remove.
12007 (add_removable_extension): Remove x and data arguments,
12008 add insn, insn_list and def_map. Use the arguments directly
12009 instead of using struct re_info.
12010 (find_removable_extensions): Don't call add_removable_extension
12011 through note_stores, instead just call it with single_set
12012 result if non-NULL.
12013 (find_and_remove_re): Pass curr_cand->expr instead of
12014 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
12016 2012-01-26 Michael Matz <matz@suse.de>
12018 PR tree-optimization/46590
12019 * cfgexpand.c: Revert last change (r183305).
12020 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
12022 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
12023 checking for emptiness.
12025 2012-01-26 Jakub Jelinek <jakub@redhat.com>
12027 PR middle-end/51895
12028 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
12029 non-addressable non-BLKmode base correctly.
12031 2012-01-26 Michael Matz <matz@suse.de>
12033 PR tree-optimization/48794
12034 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
12035 regions referenced from RESX/EH_DISPATCH.
12037 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12039 * config/s390/s390.h: Make BRANCH_COST an option.
12040 * config/s390/s390.opt: New option -mbranch-cost.
12042 2012-01-26 Richard Henderson <rth@redhat.com>
12044 Revert 2012-01-24 change:
12045 * trans-mem.c (requires_barrier): Do not instrument thread local
12046 variables and emit save/restore for them.
12048 2012-01-25 Jakub Jelinek <jakub@redhat.com>
12050 PR middle-end/51986
12051 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
12054 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
12056 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
12059 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
12062 Rename __pgm to __flash.
12063 Rename __pgm1 to __flash1.
12064 Rename __pgm2 to __flash2.
12065 Rename __pgm3 to __flash3.
12066 Rename __pgm4 to __flash4.
12067 Rename __pgm5 to __flash5.
12068 Rename __pgmx to __memx.
12069 * doc/extend.texi (AVR Named Address Spaces)
12070 Rename address space names as indicated above.
12071 * config/avr/avr.c (avr_addrspace): Ditto.
12073 * config/avr/avr-protos.h
12074 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
12075 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
12076 * config/avr/predicates.md: Ditto.
12077 * config/avr/avr.c Ditto, and
12078 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
12079 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
12081 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
12082 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
12083 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
12084 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
12085 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
12086 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
12087 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
12088 * config/avr/avr.c: Ditto.
12089 * config/avr/avr.md: Ditto.
12091 2012-01-25 Jason Merrill <jason@redhat.com>
12094 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
12096 2012-01-25 Jakub Jelinek <jakub@redhat.com>
12098 PR tree-optimization/51987
12099 * tree-data-ref.c (get_references_in_stmt): Handle references in
12100 non-volatile GIMPLE_ASM.
12102 2012-01-25 Richard Guenther <rguenther@suse.de>
12104 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
12105 bases are dereferenced.
12107 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
12109 PR rtl-optimization/48374
12110 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
12112 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
12114 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
12115 compute_data_dependences_for_loop returns false.
12116 * tree-parloops.c (loop_parallel_p): Likewise.
12118 2012-01-25 Richard Guenther <rguenther@suse.de>
12120 * tree.h (get_pointer_alignment_1): Declare.
12121 * builtins.c (get_pointer_alignment_1): New function.
12122 (get_pointer_alignment): Use it.
12124 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12126 PR rtl-optimization/48308
12127 * combine.c (enum undo_kind): Add UNDO_LINKS.
12128 (struct undo): Add member l to other_contents and where.
12129 (do_SUBST_LINK): New.
12131 (try_combine): Handle LOG_LINKS for the dummy i1 case.
12132 (undo_all): Handle UNDO_LINKS.
12134 2012-01-25 Richard Henderson <rth@redhat.com>
12136 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
12139 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
12141 * optabs.c (gen_atomic_test_and_set): Use each argument.
12143 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
12145 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
12146 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
12147 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
12148 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
12149 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
12150 TARGET_PAIRED_SINGLE_FLOAT.
12152 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
12154 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
12155 (in_struct, return_val): Remove MEM documentation.
12156 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
12157 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
12158 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
12160 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
12161 * cfgexpand.c (add_alias_set_conflicts): Likewise.
12162 * expr.c (store_field): Likewise.
12163 * function.c (assign_stack_temp_for_type): Likewise.
12164 * ifcvt.c (noce_try_cmove_arith): Likewise.
12165 * reload1.c (reload): Likewise.
12166 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
12167 (alpha_set_memflags): Likewise.
12168 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
12170 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
12172 * rtl.h (true_dependence, canon_true_dependence): Remove varies
12174 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
12175 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
12176 (true_dependence_1, true_dependence, canon_true_dependence): Remove
12178 * cselib.c (cselib_rtx_varies_p): Delete.
12179 (cselib_invalidate_mem): Update call to canon_true_dependence.
12180 * dse.c (record_store, check_mem_read_rtx): Likewise.
12181 (scan_reads_nospill): Likewise.
12182 * cse.c (check_dependence): Likewise.
12183 (cse_rtx_varies_p): Delete.
12184 * expr.c (safe_from_p): Update call to true_dependence.
12185 * ira.c (validate_equiv_mem_from_store): Likewise.
12186 (memref_referenced_p): Likewise.
12187 * postreload-gcse.c (find_mem_conflicts): Likewise.
12188 * sched-deps.c (sched_analyze_2): Likewise.
12189 * store-motion.c (load_kills_store): Likewise.
12190 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
12191 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12192 (compute_transp): Update call to canon_true_dependence.
12194 2012-01-25 Richard Henderson <rth@redhat.com>
12196 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
12197 (maybe_emit_atomic_test_and_set): New.
12198 (expand_sync_lock_test_and_set): Use it.
12199 (expand_atomic_test_and_set): Likewise.
12200 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
12201 the implementation; clarify implementation defined details.
12202 * doc/md.texi (atomic_test_and_set): Document.
12204 2012-01-25 Richard Henderson <rth@redhat.com>
12206 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
12208 2012-01-25 Richard Henderson <rth@redhat.com>
12211 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
12212 to effect no-op split.
12214 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
12217 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
12218 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
12219 (BT_FN_VOID_PTR_INT_SIZE): New.
12220 (BT_FN_UINT_UINT_VAR): Remove.
12221 (BT_FN_UINT32_UINT32_VAR): New.
12222 (BT_FN_DOUBLE_VPTR): Remove.
12223 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
12225 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
12226 (_ITM_changeTransactionMode): Same.
12227 (_ITM_memmoveRtWt): Change return type to void.
12228 (_ITM_memcpyRtWt): Same.
12229 (_ITM_memsetW): Same.
12230 (_ITM_RaRD): Change types to double.
12235 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
12237 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
12238 Patrick Marlier <patrick.marlier@gmail.com>
12240 * trans-mem.c (requires_barrier): Do not instrument thread local
12241 variables and emit save/restore for them.
12243 2012-01-24 Jason Merrill <jason@redhat.com>
12246 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
12247 output static aliases.
12249 2012-01-24 Jakub Jelinek <jakub@redhat.com>
12252 * common.opt (-pie, -shared, pie, shared): Change from Common to
12254 * gcc.c (display_help): Display help for -pie and -shared.
12256 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
12259 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
12260 Remove note on size/offset limitation.
12261 (AVR Variable Attributes): Add example how to read data located
12262 with progmem. Refer to named address spaces.
12263 * doc/invoke.texi (AVR Options): Fix typo.
12265 2012-01-24 Richard Guenther <rguenther@suse.de>
12267 Forward-port to trunk
12268 2010-09-21 Jakub Jelinek <jakub@redhat.com>
12270 PR middle-end/45678
12271 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
12272 op0 isn't sufficiently aligned and there is movmisalignM
12273 insn for mode, use it to load op0 into a temporary register.
12275 2012-01-24 Jakub Jelinek <jakub@redhat.com>
12278 * target.def (const_not_ok_for_debug_p): New hook.
12279 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
12281 * doc/tm.texi: Regenerated.
12282 * dwarf2out.c (const_ok_for_output_1): If
12283 targetm.const_not_ok_for_debug_p returns true, fail.
12284 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
12286 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
12288 2012-01-23 Kai Tietz <ktietz@redhat.com>
12291 * config/i386/predicates.md (symbolic_operand): Allow
12292 UNSPEC_PCREL as PIC expression for lea.
12293 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
12294 * config/i386/i386.c (ix86_delegitimize_address): Handle
12295 UNSPEC_PCREL for none-MEM, too.
12297 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
12299 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
12300 (ipa_tm_create_version_alias): Same.
12302 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
12305 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
12306 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
12308 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
12309 Patrick Marlier <patrick.marlier@gmail.com>
12310 Iain Sandoe <developer@sandoe-acoustics.co.uk>
12313 * lto-wrapper.c (run_gcc): Pass the LTO section name to
12314 simple_object_start_read.
12316 2012-01-23 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/51895
12320 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
12321 parameter decomposition into BLKmode components.
12323 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
12325 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
12326 fake variables for restrict-qualified pointers whose pointed-to type
12327 contains a placeholder.
12329 2012-01-23 Richard Guenther <rguenther@suse.de>
12331 PR tree-optimization/51949
12332 * ipa-split.c (execute_split_functions): Do not split malloc functions.
12334 2012-01-23 Jakub Jelinek <jakub@redhat.com>
12336 PR rtl-optimization/51933
12337 * ree.c (transform_ifelse): Return true right away if dstreg is
12338 already wider or equal to cand->mode.
12339 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
12340 (make_defs_and_copies_lists): Remove defs_list and copies_list
12341 arguments, add state argument, just truncate state->work_list
12342 instead of always allocating and freeing the vector. Assert that
12343 get_defs succeeds instead of returning 2. Changed return type to bool.
12344 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
12345 have ext_src_mode, see if it has been modified already with the
12346 right kind of extension and has been extended before from the
12347 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
12348 just return true. Remember the original mode in state->modified array.
12349 (combine_reaching_defs): Add state argument. Don't allocate and
12350 free here def_list, copied_list and vec vectors, instead just
12351 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
12352 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
12353 Add state variable, clear vectors in it, initialize state.modified
12354 if needed. Free all the vectors at the end and state.modified too.
12355 Don't skip a candidate if the extension expression has been modified.
12357 2012-01-22 Douglas B Rupp <rupp@gnat.com>
12360 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
12361 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
12362 (extra_options) interix.opt -> i386/interix.opt"
12363 (extra_objs):Add winnt-stubs.o
12364 * configure.ac: Add interix to target_os .comm on PE check.
12365 * configure: Regenerate.
12366 * config/interix3.h: Delete and move bits to..
12367 * config/interix.h: Delete and move bits to..
12368 * config/i386/i386-interix3.h: Delete and move bits to..
12369 * config/i386/i386-interix.h: ..here.
12370 (TARGET_CPU_DEFAULT): Remove redefinition.
12371 (TARGET_ASM_CONSTRUCTOR): Undefine.
12372 (SUBTARGET_SWITCHES): Define for ms-bitfields.
12373 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
12374 (PTRDIFF_TYPE): Define.
12375 (LONG_DOUBLE_TYPE_SIZE): Define.
12376 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
12377 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
12378 (TARGET_SECTION_TYPE_FLAGS): Define.
12379 (ASM_DECLARE_FUNCTION_NAME): Define.
12380 (ASM_OUTPUT_EXTERNAL): Define.
12381 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
12382 (ASM_OUTPUT_ALIGNED_BSS): Define.
12383 (PCC_BITFIELD_TYPE_MATTERS): Define.
12384 (USE_CONST_SECTION): Define.
12385 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
12386 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
12387 (SUPPORTS_ONE_ONLY): Remove.
12388 (I386_PE_STRIP_ENCODING): Define.
12389 * config/interix.opt: Delete and move bits to..
12390 * config/i386/interix.opt: ..here. New.
12391 (mpe-aligned-commons): Add.
12392 * config/i386/t-interix: Add copyright header.
12393 (winnt-stubs.o): Add rule.
12395 2012-01-22 Jason Merrill <jason@redhat.com>
12398 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
12399 for extra name aliases.
12401 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
12403 PR rtl-optimization/51924
12404 * ree.c (combine_set_extension): Improve debugging message.
12405 (combine_reaching_defs): Likewise.
12406 (get_defs): Rename confusingly named variable.
12407 (find_and_remove_re): Skip a candidate if the extension expression has
12410 2012-01-21 Robert Millan <rmh@gnu.org>
12411 Gerald Pfeifer <gerald@pfeifer.com>
12413 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
12414 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
12416 2012-01-20 Jakub Jelinek <jakub@redhat.com>
12418 PR tree-optimization/51914
12419 * tree-vect-stmts.c (vectorizable_conversion): For
12420 cvt_type && modifier == WIDEN, put temporary with cvt_type
12421 at the beginning of vec_dsts and set vec_dest to temporary
12424 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
12426 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
12428 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
12430 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
12431 * config/rs6000/rs6000.c: Likewise.
12433 2012-01-20 Jakub Jelinek <jakub@redhat.com>
12436 * config/arm/arm.c (arm_count_output_move_double_insns): Call
12437 output_move_double on a copy of operands array.
12439 2012-01-20 Cary Coutant <ccoutant@google.com>
12440 Dodji Seketeli <dodji@redhat.com>
12443 * dwarf2out.c (copy_declaration_context): Return ref to parent
12444 of declaration DIE, if necessary.
12445 (remove_child_or_replace_with_skeleton): Add new parameter; update
12446 caller. Place skeleton DIE under parent DIE of original declaration.
12447 Move call to copy_declaration_context to here ...
12448 (break_out_comdat_types): ... from here.
12450 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12452 PR rtl-optimization/51856
12453 * reload.c (find_reloads_subreg_address): Set the address_reloaded
12456 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12459 * config/arm/arm.c (arm_print_operand): Correct output of alignment
12460 hints for neon loads and stores.
12462 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
12466 * doc/extend.texi (Named Address Spaces): Split into subsections.
12467 (AVR Named Address Spaces): New subsection.
12468 (M32C Named Address Spaces): New subsection.
12469 (RL78 Named Address Spaces): New subsection.
12470 (SPU Named Address Spaces): New subsection.
12471 (Variable Attributes): New anchor "AVR Variable Attributes".
12472 (AVR Variable Attributes): Rewrite and avoid wording
12473 "address space" in this context.
12474 * doc/invoke.texi (AVR Options): Rewrite and add documentation
12475 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
12476 (AVR Built-in Macros): New subsubsection therein.
12477 * doc/md.texi (AVR constraints): Remove "C04", "R".
12479 2012-01-20 Richard Guenther <rguenther@suse.de>
12481 PR tree-optimization/51903
12482 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
12483 when removing stmts.
12485 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12488 * config/arm/arm.c (arm_load_pic_register): Use
12489 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
12490 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
12491 (arm_pic_static_addr): Likewise.
12492 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
12493 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
12494 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
12495 (pic_load_addr_unified): New.
12497 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
12500 * function.c (instantiate_virtual_regs_in_insn): Use
12501 delete_insn_and_edges when removing a wrong asm insn.
12503 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
12505 PR rtl-optimization/40761
12506 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
12507 Add new member loop_num.
12508 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
12509 (ira_build): Remove the parameter.
12511 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
12512 (ira.c): Do not build CFG loops for one region allocation. Remove
12513 argument from ira_build call.
12515 * ira-build.c (init_loop_tree_node): New function.
12516 (create_loop_tree_nodes): Use it. Separate the case when CFG
12517 loops are not built.
12518 (more_one_region_p): Check current_loops.
12519 (finish_loop_tree_nodes): Separate the case when CFG loops are not
12521 (add_loop_to_tree): Process loop equal to NULL too.
12522 (form_loop_tree): Separate the case when CFG loops are not built.
12523 Use explicitly number for the root.
12524 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
12526 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
12527 instead of loop->num.
12528 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
12529 (mark_all_loops_for_removal): Ditto.
12530 (remove_unnecessary_regions): Separate the case when CFG loops
12532 (ira_build): Remove the parameter. Use explicit number of regions
12533 when CFG loops are not built.
12535 * ira-color.c (print_loop_title): Separate the case for the root node.
12536 Use loop_num instead of loop->num.
12537 (move_spill_restore): Use loop_num instead of loop->num.
12539 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
12540 (change_loop): Ditto.
12541 (change_loop): Use loop_num instead of loop->num.
12543 * ira-lives.c (process_bb_node_lives): Ditto.
12545 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
12547 * ira-conflicts.c (print_allocno_conflicts): Ditto.
12549 2012-01-19 Jakub Jelinek <jakub@redhat.com>
12551 PR libmudflap/40778
12552 * tree-mudflap.c (mf_artificial): New function.
12553 (execute_mudflap_function_ops, execute_mudflap_function_decls,
12554 mx_register_decls, mudflap_enqueue_decl): Use it.
12557 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
12558 numbers in the insn pattern.
12560 2012-01-19 Michael Matz <matz@suse.de>
12562 PR tree-optimization/46590
12563 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
12564 use it in remembering which conflicts we already created.
12565 (add_scope_conflicts): Adjust call to above, (de)allocate helper
12568 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
12571 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
12572 (merge_and_complain): Same.
12574 2012-01-19 Jakub Jelinek <jakub@redhat.com>
12577 * config/initfini-array.h: Guard content of the header
12578 with #ifdef HAVE_INITFINI_ARRAY.
12579 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
12580 Add initfini-array.h to tm_file here.
12581 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
12582 * config.gcc: Don't add initfini-array.h to tm_file here.
12583 * configure: Regenerated.
12585 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
12587 PR rtl-optimization/51505
12588 * df-problems.c (df_kill_notes): New parameter live. Update comment.
12589 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
12590 (df_note_bb_compute): Update the call to df_kill_notes.
12592 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
12594 * trans-mem.c (requires_barrier): Remove call to is_global_var.
12596 2012-01-18 Richard Guenther <rguenther@suse.de>
12598 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
12599 of conversions to void *.
12601 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12602 Richard Sandiford <rdsandiford@googlemail.com>
12604 PR middle-end/50325
12605 PR middle-end/51192
12606 * optabs.h (simplify_expand_binop): Declare.
12607 * optabs.c (simplify_expand_binop): Make global.
12608 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
12609 endian targets if the source cannot be exactly covered by word
12612 2012-01-17 Jakub Jelinek <jakub@redhat.com>
12615 * hard-reg-set.h (struct hard_reg_set_container): New type.
12616 * target.h (struct hard_reg_set_container): Forward declare.
12617 * target.def (set_up_by_prologue): New target hook.
12618 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
12619 * doc/tm.texi: Regenerated.
12620 * function.c (thread_prologue_and_epilogue_insns): Change
12621 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
12622 Call targetm.set_up_by_prologue on it.
12623 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
12624 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
12626 2012-01-17 Nick Clifton <nickc@redhat.com>
12628 * config/rx/rx.c (rx_can_use_simple_return): New function.
12629 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
12630 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
12632 2012-01-17 Richard Guenther <rguenther@suse.de>
12634 PR middle-end/51782
12635 * expr.c (expand_assignment): Take address-space information
12636 from the address operand of MEM_REF and TARGET_MEM_REF.
12637 (expand_expr_real_1): Likewise.
12639 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12641 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
12642 reload dump is requested.
12644 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
12647 * trans-mem.c (requires_barrier): Call may_be_aliased.
12649 2012-01-17 Jakub Jelinek <jakub@redhat.com>
12651 PR tree-optimization/51877
12652 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
12653 call arguments and fndecls compare equal, instead return false if they
12654 don't. Return true only if lhs1 and lhs2 are either both NULL, or
12655 both SSA_NAMEs that are valueized the same, or they satisfy
12658 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12660 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
12662 * configure: Regenerate.
12664 2012-01-16 Jan Hubicka <jh@suse.cz>
12668 * convert.c (convert_to_integer): Use fold_convert for
12669 converting an INTEGER_CST to integer type.
12671 2012-01-16 Jason Merrill <jason@redhat.com>
12674 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
12676 2012-01-16 Jakub Jelinek <jakub@redhat.com>
12679 * config/s390/s390.c (s390_chunkify_start): Don't skip
12680 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
12681 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
12682 If insn is followed by NOTE_INSN_VAR_LOCATION or
12683 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
12684 Don't use location of note insns.
12686 PR tree-optimization/51865
12687 * tree-inline.c (tree_function_versioning): Call remap_decl
12688 on DECL_RESULT whenever it has VOID_TYPE_P type.
12690 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12692 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
12693 for calls to locally-binding MIPS16 functions if only the return
12694 type uses float regs.
12696 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
12697 Richard Sandiford <rdsandiford@googlemail.com>
12699 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
12700 (SYMBOL_32_HIGH): Likewise.
12701 (mips_output_tls_reloc_directive): Declare.
12702 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
12703 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
12704 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
12705 (mips_lo_relocs, mips_hi_relocs): Make extern.
12706 (mips16_stub_function): Move up file.
12707 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
12708 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
12709 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
12710 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
12711 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
12712 (mips_get_tp): Add MIPS16 support.
12713 (mips_legitimize_tls_address): Remove MIPS16 sorry().
12714 Generalize DTPREL and TPREL handling.
12715 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
12716 Add MIPS16 TLS support.
12717 (mips_output_tls_reloc_directive): New function.
12718 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
12719 * config/mips/predicates.md (symbolic_operand_with_high)
12720 (tls_reloc_operand): New predicates.
12721 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
12722 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
12723 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
12724 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
12725 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
12726 (*tls_get_tp_mips16_call_<mode>): Likewise.
12728 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
12730 PR rtl-optimization/51821
12731 * recog.c (peep2_find_free_register): Determine clobbered registers
12734 2012-01-14 Denis Chertykov <chertykov@gmail.com>
12737 * config/avr/avr-protos.h: Revert change of 2012-01-09.
12738 * config/avr/avr.c: Likewise.
12739 * config/avr/avr.h: Likewise.
12741 2012-01-13 Ian Lance Taylor <iant@google.com>
12744 * tree.h (TYPE_QUALS): Add cast to int.
12745 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
12747 2012-01-13 Ian Lance Taylor <iant@google.com>
12749 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
12750 comparing param_index to VEC_length result.
12752 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
12754 * c-decl.c: Do not include tree-mudflap.h
12755 * tree-optimize.c: Likewise.
12756 * Makefile.in: Update dependencies.
12758 2012-01-13 Richard Guenther <rguenther@suse.de>
12761 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
12762 variable-sized result always use RSO.
12764 2012-01-12 DJ Delorie <dj@redhat.com>
12766 * cfgexpand.c (convert_debug_memory_address): Allow any valid
12767 pointer type, not just the default pointer type.
12769 2012-01-09 Richard Henderson <rth@redhat.com>
12770 Denis Chertykov <chertykov@gmail.com>
12773 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
12774 * config/avr/avr.c (avr_can_eliminate): Simplify.
12775 (avr_initial_elimination_offset): Likewise.
12776 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
12777 (expand_epilogue): Likewise.
12778 (avr_legitimize_address): Gut.
12779 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
12780 (avr_hard_regno_nregs): New.
12781 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
12782 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
12783 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
12784 add soft frame pointer.
12785 (CALL_USED_REGISTERS): Likewise.
12786 (REG_CLASS_CONTENTS): Likewise.
12787 (REGISTER_NAMES): Likewise.
12788 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
12789 (HARD_FRAME_POINTER_REGNUM): New.
12790 (FRAME_POINTER_REGNUM): Use soft frame pointer.
12791 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
12792 remove the HARD_FRAME_POINTER self-elimination.
12794 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
12797 * config/avr/avr.c (avr_encode_section_info): Test for absence of
12798 DECL_EXTERNAL when checking for initializers of progmem variables.
12800 2012-01-12 Ira Rosen <irar@il.ibm.com>
12802 PR tree-optimization/51799
12803 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
12804 that the last operation is a type demotion.
12806 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
12808 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
12809 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
12811 2012-01-11 Jakub Jelinek <jakub@redhat.com>
12814 * combine.c (distribute_notes): If i3 is a noreturn call,
12815 allow old_size to be equal to args_size and make sure the
12816 noreturn call gets REG_ARGS_SIZE note.
12817 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
12818 on noreturn calls even when the delta is 0.
12820 2012-01-11 Nathan Sidwell <nathan@acm.org>
12822 * gcov.c (STRING_SIZE): Remove.
12823 (generate_results): Erase annotations for source files with no
12824 coverage information.
12826 (output_lines): Use it.
12828 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12830 * gimple.h (gimplify_body): Remove first argument.
12831 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
12832 pointer set here, instead just pass DATA to walk_tree.
12833 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
12834 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
12835 (unvisit_body): Likewise, but with unmark_visited.
12836 (gimplify_body): Remove BODY_P argument and adjust.
12837 (gimplify_function_tree): Adjust call to gimplify_body.
12838 * omp-low.c (finalize_task_copyfn): Likewise.
12840 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12842 * tree.h (build_function_decl_skip_args): Add boolean parameter.
12843 (build_function_type_skip_args): Delete.
12844 * tree.c (build_function_type_skip_args): Make static and add
12845 SKIP_RETURN parameter. Fix thinko in the handling of variants.
12846 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
12847 pass it to build_function_type_skip_args.
12848 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
12849 (tree_function_versioning): Likewise.
12850 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
12851 build_function_decl_skip_args.
12852 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
12853 and pass it to build_function_decl_skip_args/tree_function_versioning.
12854 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
12855 * ipa-inline-transform.c (save_inline_function_body): Likewise.
12856 * trans-mem.c (ipa_tm_create_version): Likewise.
12857 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
12858 * tree-inline.c (declare_return_variable): Remove always-true test.
12859 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
12860 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
12861 * ipa-split.c (split_function): Skip the return value for the split
12862 part if it doesn't return.
12864 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12866 PR tree-optimization/49642
12867 * ipa-split.c (forbidden_dominators): New variable.
12868 (check_forbidden_calls): New function.
12869 (dominated_by_forbidden): Likewise.
12870 (consider_split): Check for forbidden dominators.
12871 (execute_split_functions): Initialize and free forbidden
12872 dominators info; call check_forbidden_calls.
12874 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12876 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
12878 2012-01-11 Nick Clifton <nickc@redhat.com>
12880 * config/rx/rx.md (return): Define pattern.
12882 2012-01-11 Richard Guenther <rguenther@suse.de>
12884 * doc/extend.texi (malloc attribute): Adjust according to
12887 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
12888 Patrick Marlier <patrick.marlier@gmail.com>
12890 PR middle-end/51516
12891 * trans-mem.c (get_cg_data): Traverse aliases if requested.
12892 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
12893 (ipa_tm_note_irrevocable): Same.
12894 (ipa_tm_scan_irr_block): Same.
12895 (ipa_tm_decrement_clone_counts): Same.
12896 (ipa_tm_scan_irr_function): Same.
12897 (ipa_tm_create_version_alias): Same.
12898 (ipa_tm_create_version): Same.
12899 (ipa_tm_transform_calls_redirect): Same.
12900 (ipa_tm_transform_calls): Same.
12901 (ipa_tm_transform_transaction): Same.
12902 (ipa_tm_execute): Same.
12904 2012-01-10 Richard Guenther <rguenther@suse.de>
12906 PR middle-end/51806
12907 * opts.c (common_handle_option): Handle -Werror.
12909 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
12911 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
12914 2012-01-10 Jason Merrill <jason@redhat.com>
12916 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
12919 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12921 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
12922 supports R_386_TLS_GD_PLT reloc.
12923 (gcc_cv_as_ix86_tlsldmplt): Check if linker
12924 supports R_386_TLS_LDM_PLT reloc.
12925 * configure: Regenerate.
12926 * config.in: Regenerate.
12928 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
12931 Extend __pgmx semantics to linearize memory.
12932 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
12933 determine if code comes inline or from libgcc.
12934 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
12935 (movmem_qi, movmem_qi): Set constraint #2 to "n".
12936 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
12937 (movmemx_qi, movmemx_hi): New insns.
12938 (xload_<mode>_libgcc): Rewrite to new insn condition.
12939 (xload_<mode>): Remove insns.
12940 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
12941 cases that don't satisfy avr_xload_libgcc_p().
12942 (avr_addr_space_convert): Allow converting in any direction.
12943 (avr_addr_space_subset_p): Return always true.
12944 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
12945 (avr_emit_movmemhi): Ditto.
12946 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
12947 (avr_out_movmem): Ditto.
12948 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
12949 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
12950 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
12951 (avr_encode_section_info): Encode 'progmem' in symbol flags.
12952 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
12954 2012-01-10 Richard Guenther <rguenther@suse.de>
12956 PR tree-optimization/50913
12957 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
12958 Require data-refs to be representable by Graphite with respect
12961 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
12963 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
12964 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
12966 2012-01-10 Tom de Vries <tom@codesourcery.com>
12968 PR rtl-optimization/51271
12969 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
12970 handling annulled branch.
12972 2012-01-10 Richard Henderson <rth@redhat.com>
12974 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
12975 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
12976 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
12977 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
12978 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
12979 arm_expand_vec_perm_const): New.
12980 * config/arm/arm-protos.h: Update.
12981 * config/arm/neon.md (UNSPEC_VCONCAT): New.
12982 (*neon_vswp<VDQX>): New.
12983 (neon_vcombine<VDX>): Use neon_split_vcombine.
12984 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
12985 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
12986 (vec_perm<VE>): New.
12988 2012-01-10 Richard Henderson <rth@redhat.com>
12990 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
12991 use it if reload_completed.
12992 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
12993 arm_output_asm_insn, arm_process_output_memory_barrier,
12994 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
12995 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
12996 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
12997 arm_process_output_sync_insn, arm_output_sync_insn,
12998 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
12999 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
13000 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
13001 (emit_unlikely_jump): New.
13002 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
13003 (arm_split_atomic_op): New.
13004 * config/arm/arm-protos.h: Update.
13005 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
13006 (struct arm_sync_generator): Remove.
13007 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
13008 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
13009 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
13010 (VUNSPEC_LL, VUNSPEC_SC): New.
13011 (sync_result, sync_memory, sync_required_value, sync_new_value,
13012 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
13013 (attr length): Don't use arm_sync_loop_insns.
13014 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
13015 (movsfcc, movdfcc): Likewise.
13016 * config/arm/constraints.md (Ua): New.
13017 * config/arm/prediates.md (mem_noofs_operand): New.
13018 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
13019 (sync_clobber, sync_t2_reqd): Remove.
13020 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
13021 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
13022 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
13023 (arm_sync_compare_and_swap<SIDI>): Remove.
13024 (arm_sync_compare_and_swap<NARROW>): Remove.
13025 (arm_sync_lock_test_and_set<SIDI>): Remove.
13026 (arm_sync_lock_test_and_set<NARROW>): Remove.
13027 (arm_sync_new_<syncop><SIDI>): Remove.
13028 (arm_sync_new_<syncop><NARROW>): Remove.
13029 (arm_sync_new_nand<SIDI>): Remove.
13030 (arm_sync_new_nand<NARROW>): Remove.
13031 (arm_sync_old_<syncop><SIDI>): Remove.
13032 (arm_sync_old_<syncop><NARROW>): Remove.
13033 (arm_sync_old_nand<SIDI>): Remove.
13034 (arm_sync_old_nand<NARROW>): Remove.
13035 (*memory_barrier): Merge arm_output_memory_barrier.
13036 (atomic_compare_and_swap<QHSD>): New.
13037 (atomic_compare_and_swap<NARROW>_1): New.
13038 (atomic_compare_and_swap<SIDI>_1): New.
13039 (atomic_exchange<QHSD>): New.
13040 (cas_cmp_operand, cas_cmp_str): New.
13041 (atomic_op_operand, atomic_op_str): New.
13042 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
13043 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
13044 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
13045 (arm_load_exclusive<NARROW>): New.
13046 (arm_load_exclusivesi, arm_load_exclusivedi): New.
13047 (arm_store_exclusive<QHSD>): New.
13049 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13051 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
13052 reload patterns if -mvsx-scalar-memory.
13054 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
13055 generated, even -mno-vsx-scalar-double was used.
13056 (vsx_xscvdpsp_scalar): Likewise.
13057 (vsx_xscvspdp_scalar2): Likewise.
13059 2012-01-09 Tom de Vries <tom@codesourcery.com>
13060 Andrew Pinski <apinski@cavium.com>
13063 * reorg.c (fill_slots_from_thread): Don't speculate
13064 frame-related insns.
13066 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
13068 * sched-int.h (bb_note): Move to...
13069 * basic-block.h: ...here.
13070 * haifa-sched.c (bb_note): Move to...
13071 * cfgrtl.c: ...here.
13072 * function.c (next_block_for_reg): New function.
13073 (move_insn_for_shrink_wrap): Likewise.
13074 (prepare_shrink_wrap): Rewrite to use the above.
13076 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
13078 * gimple.c (is_gimple_non_addressable): Remove.
13079 * gimple.h: Remove is_gimple_non_addressable.
13080 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
13081 is_gimple_non_addressable.
13082 * trans-mem.c (expand_assign_tm): Same.
13084 2012-01-09 Richard Guenther <rguenther@suse.de>
13086 PR tree-optimization/51775
13087 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
13088 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
13090 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13092 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
13094 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
13096 2012-01-09 Richard Guenther <rguenther@suse.de>
13098 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
13100 2012-01-08 Jan Hubicka <jh@suse.cz>
13102 PR tree-optimize/51680
13103 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
13104 on when known_vals needs to be computed; cleanup.
13106 2012-01-08 Jan Hubicka <jh@suse.cz>
13108 PR tree-optimize/51694
13109 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
13111 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
13113 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
13114 for -std=c++98 and -std=c++11 too.
13116 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
13118 * cfgloop.c (cancel_loop): Add free() of bbs array.
13120 2012-01-07 Jan Hubicka <jh@suse.cz>
13122 PR tree-optimization/51600
13123 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
13124 that benefits small functions.
13126 2012-01-07 Jan Hubicka <jh@suse.cz>
13128 * ipa-inline.c (want_inline_small_function_p): Fix formating.
13130 2012-01-07 Jan Hubicka <jh@suse.cz>
13132 PR tree-optimization/51680
13133 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
13134 whose inlining reduce unit size.
13136 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
13139 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
13140 Add canonical node to containing_mem chain after the non-canonical
13141 one, even if there weren't any locs to propagate.
13142 (remove_useless_values): Keep only canonical values.
13143 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
13144 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
13145 canonicalize mem_chain elements that are not discarded.
13147 2012-01-06 Jakub Jelinek <jakub@redhat.com>
13150 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
13151 before emitting functions.
13153 PR gcov-profile/50127
13154 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
13155 clear_aux_for_blocks.
13157 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
13160 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
13162 2012-01-06 Arnaud Charlet <charlet@adacore.com>
13164 * c-decl.c (ext_block): Moved up.
13165 (collect_all_refs, for_each_global_decl): Take ext_block into account.
13167 2012-01-06 Han Shen <shenhan@google.com>
13169 Translate built-in include paths for sysroot.
13170 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
13171 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
13173 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
13174 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
13176 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
13177 control whether sysroot should be prepended to gxx include dir.
13179 * configure: Regenerate.
13181 2012-01-06 Torvald Riegel <triegel@redhat.com>
13183 PR rtl-optimization/51771
13184 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
13185 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
13187 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
13189 PR tree-optimization/51315
13190 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
13191 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
13193 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
13196 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
13197 for shrp pattern. Correctly handle and fixup shift variable.
13198 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
13200 2012-01-05 Jakub Jelinek <jakub@redhat.com>
13203 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
13204 note when !ACCUMULATE_OUTGOING_ARGS.
13206 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
13208 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
13210 (extract_range_from_unary_expr_1): Avoid useless computations.
13212 2012-01-05 Jakub Jelinek <jakub@redhat.com>
13214 PR rtl-optimization/51767
13215 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
13216 of jump_block and add an extra edge for degenerated asm gotos.
13218 PR middle-end/51768
13219 * stmt.c (check_unique_operand_names): Don't ICE during error
13220 reporting if i is from labels chain.
13222 PR middle-end/44777
13223 * profile.c (branch_prob): Split bbs that have exit edge
13224 and need a fake entry edge too.
13226 2012-01-05 Jan Hubicka <jh@suse.cz>
13228 PR middle-end/49710
13229 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
13232 2012-01-05 Richard Guenther <rguenther@suse.de>
13235 * tree-streamer-out.c (write_ts_optimization): New function.
13236 (streamer_write_tree_body): Call it.
13237 * tree-streamer-in.c (lto_input_ts_optimization): New function.
13238 (streamer_read_tree_body): Call it.
13239 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
13241 2012-01-05 Jakub Jelinek <jakub@redhat.com>
13243 PR middle-end/51761
13244 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
13245 * gimplify.c (gimplify_cleanup_point_expr): Save and set
13246 in_cleanup_point_expr before gimplify_stmt call and restore it
13248 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
13249 in_cleanup_point_expr is false.
13251 2012-01-05 Richard Guenther <rguenther@suse.de>
13253 PR middle-end/51764
13254 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
13256 * toplev.c (process_options): Reject combining mudflap and LTO.
13257 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
13259 2012-01-05 Richard Guenther <rguenther@suse.de>
13261 PR tree-optimization/51760
13262 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
13264 (bit_value_unop): Handle UNDEFINED operands.
13265 (bit_value_binop): Likewise.
13267 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
13269 * config/avr/avr.c (avr_replace_prefix): Remove.
13270 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
13271 (avr_asm_function_rodata_section): Ditto.
13272 (avr_asm_select_section): Ditto.
13274 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
13276 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
13279 2012-01-05 Jakub Jelinek <jakub@redhat.com>
13282 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
13283 calls that have any non-fake successor edges.
13286 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
13288 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
13290 PR tree-optimization/51624
13291 * tree-sra.c (build_ref_for_model): When replicating a chain of
13292 COMPONENT_REFs, stop as soon as the offset would become negative.
13294 2012-01-04 Jakub Jelinek <jakub@redhat.com>
13297 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
13298 in .debug_loc on the floor.
13300 2012-01-04 Andrew Pinski <apinski@cavium.com>
13302 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
13304 2012-01-04 Andrew Pinski <apinski@cavium.com>
13305 Adam Nemet <anemet@caviumnetworks.com>
13307 * config/mips/mips.md (size): Add SI and DI.
13308 (SIZE): New mode attribute.
13309 (U): New code attribute.
13310 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
13311 (mips_lbux_<mode>): Delete.
13312 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
13313 (mips_lhx): Use gen_mips_lhx_extsi.
13314 (mips_lhx_<mode>): Delete.
13315 (mips_lwx): Delete.
13316 (mips_l<size>x): New expand.
13317 (mips_lwx_<mode>): Delete.
13318 (mips_l<GPR:size>x_<P:mode>): New pattern.
13319 (*mips_lw<u>x_<P:mode>_ext): Likewise.
13320 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
13321 * config/mips/mips.c (mips_lx_address_p): New function.
13322 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
13323 (dsp64): New availability predicate.
13324 (mips_builtins): Add an entry for __builtin_mips_ldx.
13325 * config/mips/mips.h (ISA_HAS_LBX): New define.
13326 (ISA_HAS_LBUX): Likewise.
13327 (ISA_HAS_LHX): Likewise.
13328 (ISA_HAS_LHUX): Likewise.
13329 (ISA_HAS_LWX): Likewise.
13330 (ISA_HAS_LWUX): Likewise.
13331 (ISA_HAS_LDX): Likewise.
13332 * doc/extend.texi (__builtin_mips_ldx): Document.
13334 2012-01-04 Tristan Gingold <gingold@adacore.com>
13336 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
13337 when long pointers are used.
13338 * config.build (*-*-*vms*): Handle all OpenVMS targets.
13339 (alpha64-dec-*vms*, alpha*-dec-*vms*)
13340 (ia64-hp-*vms*): Remove.
13341 * config/vms/xm-vms64.h: Delete.
13343 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
13345 PR middle-end/51472
13346 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
13348 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
13350 * opts.c (finish_options): Remove duplicate sorry.
13352 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
13354 PR middle-end/51696
13355 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
13358 2012-01-04 Richard Guenther <rguenther@suse.de>
13360 PR middle-end/51750
13361 * tree.c (size_low_cst): New function.
13362 * tree.h (size_low_cst): Declare.
13363 * fold-const.c (fold_comparison): Use it to extract the low
13364 part of the POINTER_PLUS_EXPR offset.
13366 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
13368 Fix clearing ZERO_REG
13369 * config/avr/avr.md (cc): Add alternative "ldi".
13370 (movqi_insn): Use it in cc attribute.
13371 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
13372 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
13373 (output_reload_insisf): Use ZERO_REG to pre-clear register.
13375 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13377 * configure: Regenerate.
13379 2012-01-04 Richard Guenther <rguenther@suse.de>
13381 PR tree-optimization/49651
13382 * tree-ssa-structalias.c (type_can_have_subvars): New function.
13383 (var_can_have_subvars): Use it.
13384 (get_constraint_for_1): Only consider subfields if there can be any.
13386 2012-01-03 Jakub Jelinek <jakub@redhat.com>
13389 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
13390 to its new canonical_cselib_val and the cselib_val was in
13391 first_containing_mem chain, but the canonical_cselib_val was not,
13392 add the latter into the chain.
13393 (cselib_invalidate_mem): Compare canonical_cselib_val of
13394 addr_list chain elt with v.
13397 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
13398 dwarf2out_undef): Allocate e.info using ggc_strdup instead
13400 (output_macinfo_op): Don't ggc_strdup fd->filename.
13401 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
13402 then ggc_strdup it. Don't free inc->info or cur->info.
13403 (output_macinfo): Don't free ref->info or file->info.
13405 2012-01-03 Ira Rosen <irar@il.ibm.com>
13407 PR tree-optimization/51269
13408 * tree-vect-loop-manip.c (set_prologue_iterations): Make
13409 first_niters a pointer.
13410 (slpeel_tree_peel_loop_to_edge): Likewise.
13411 (vect_do_peeling_for_loop_bound): Update call to
13412 slpeel_tree_peel_loop_to_edge.
13413 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
13414 here. Remove it from the parameters list.
13415 (vect_do_peeling_for_alignment): Update calls and compute
13416 wide_prolog_niters.
13418 2012-01-03 Richard Guenther <rguenther@suse.de>
13420 PR tree-optimization/51070
13421 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
13422 Properly handle calls.
13424 2012-01-03 Richard Guenther <rguenther@suse.de>
13426 PR tree-optimization/51692
13427 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
13428 the LHS of allocation stmts.
13430 2012-01-03 Olivier Hainque <hainque@adacore.com>
13432 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
13434 2012-01-03 Olivier Hainque <hainque@adacore.com>
13436 * collect2.c (main): In AIX specific computations for vector
13437 insertions, use CONST_CAST2 to cast from char ** to const char **.
13439 2012-01-03 Richard Guenther <rguenther@suse.de>
13442 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
13443 the context of a limbo DIE when it does not already exist.
13445 2012-01-03 Jakub Jelinek <jakub@redhat.com>
13447 PR tree-optimization/51719
13448 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
13449 but direct call is, clear direct call's lhs and don't add fallthrough
13450 edge from dcall_bb to join_bb and PHIs.
13452 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13454 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
13455 the instructions emitted by the pattern.
13456 ("*TDC_insn_<mode>"): Add comment.
13458 2012-01-03 Richard Guenther <rguenther@suse.de>
13460 PR middle-end/51730
13461 * fold-const.c (fold_comparison): Properly canonicalize
13462 tree offset and HOST_WIDE_INT bit position.
13464 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
13466 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
13467 operands for extzv pattern.
13469 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13472 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
13475 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
13477 * doc/invoke.texi (-flto and related options): Copy-edit.
13479 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13481 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
13483 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13485 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
13488 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13490 * expr.h (move_by_pieces_ninsns): Declare.
13491 * expr.c (move_by_pieces_ninsns): Make external.
13492 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
13493 (mips_store_by_pieces_p): Likewise.
13494 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
13495 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
13496 * config/mips/mips.c (mips_move_by_pieces_p): New function.
13497 (mips_store_by_pieces_p): Likewise.
13499 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13501 * passes.c (register_one_dump_file): Free full_name.
13503 * reload1.c (reload): Don't allocate reg_max_ref_width here.
13504 (calculate_elim_costs_all_insns): Free offsets_at and
13505 offsets_known_at at the end and clear the pointers.
13507 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13509 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
13510 this option introduced in r180739.
13512 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13515 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
13516 (tmake_file target=avr): Add avr/t-multilib.
13518 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
13519 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
13520 * config/avr/genmultilib.awk: New file.
13521 * config/avr/t-multilib: New auto-generated file.
13522 * config/avr/multilib.h: New auto-generated file.
13523 * config/avr/t-avr (AVR_MCUS): New variable.
13524 (genopt.sh): Use it.
13525 (s-mlib): Depend on t-multilib.
13526 (t-multilib, multilib.h): New dependencies.
13527 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
13528 (MULTILIB_OPTIONS): Remove.
13529 (MULTILIB_MATCHES): Remove.
13530 (MULTILIB_DIRNAMES): Remove.
13531 (MULTILIB_EXCEPTIONS): Remove:
13532 * config/avr/genopt.sh: Don't use hard coded file name;
13533 pass AVR_MCUS from t-avr instead.
13535 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13537 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
13539 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13541 Implement light-weight DImode support.
13542 * config/avr/avr-dimode.md: New file.
13543 * config/avr/avr.md: Include it.
13544 (adjust_len): Add plus64, compare64.
13545 (HIDI): Remove code iterator.
13546 (code_stdname): New code attribute.
13547 (rotx, rotsmode): Remove DI.
13548 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
13550 * config/avr/avr-protos.h (avr_have_dimode): New.
13551 (avr_out_plus64, avr_out_compare64): New.
13552 * config/avr/avr.c (avr_out_compare): Handle DImode.
13553 (avr_have_dimode): New variable definition and initialization.
13554 (avr_out_compare64, avr_out_plus64): New functions.
13555 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
13556 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
13557 (avr_compare_pattern): Skip DImode comparisons.
13559 2012-01-02 Revital Eres <revital.eres@linaro.org>
13561 * ddg.c (def_has_ccmode_p): New function.
13562 (add_cross_iteration_register_deps,
13563 create_ddg_dep_from_intra_loop_link): Call it.
13565 2012-01-02 Richard Guenther <rguenther@suse.de>
13568 * invoke.texi (fassociative-math): Remove spurious paranthesis.
13570 2012-01-01 Jakub Jelinek <jakub@redhat.com>
13572 * gcc.c (process_command): Update copyright notice dates.
13573 * gcov.c (print_version): Likewise.
13574 * gcov-dump.c (print_version): Likewise.
13575 * mips-tfile.c (main): Likewise.
13576 * mips-tdump.c (main): Likewise.
13578 2012-01-01 Ira Rosen <irar@il.ibm.com>
13580 PR tree-optimization/51704
13581 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
13582 a use is inside the basic block or loop before accessing its vect info.
13584 2012-01-01 Jan Hubicka <jhjh@suse.cz>
13586 PR rtl-optimization/51069
13587 * cfgloopmanip.c (remove_path): Removing path making irreducible
13588 region unconditional makes BB part of the region.
13590 2012-01-01 Jakub Jelinek <jakub@redhat.com>
13592 PR tree-optimization/51683
13593 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
13594 calls with side-effects.
13595 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
13597 Copyright (C) 2012 Free Software Foundation, Inc.
13599 Copying and distribution of this file, with or without modification,
13600 are permitted in any medium without royalty provided the copyright
13601 notice and this notice are preserved.