1 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (int_cond): New code iterator.
5 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14 2008-03-12 Paul Brook <paul@codesourcery.com>
16 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17 instead of {arm,thumb}_compute_save_reg_mask.
18 (output_return_instruction): Ditto.
19 (thumb_unexpanded_epilogue): Ditto.
20 (thumb1_expand_prologue): Ditto.
21 (thumb1_output_function_prologue): Ditto.
22 (arm_set_return_address): Ditto.
23 (thumb_set_return_address): Ditto.
24 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
25 regs to achieve stack alignment.
26 (thumb1_compute_save_reg_mask): Fix compiler warning.
27 (arm_output_epilogue): Use offsets->saved_regs_mask.
28 Adjust stack pointer by poping call clobered registers.
29 (arm_expand_prologue): Use offsets->saved_regs_mask.
30 Adjust stack pointer by pushing extra registers.
31 * gcc/config/arm.h (arm_stack_offsets): Add saved_regs_mask.
33 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
36 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
37 conversion to the operands of a multiplication.
39 2008-03-12 Richard Guenther <rguenther@suse.de>
41 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
42 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
43 * timevar.def (TV_TREE_PHIPROP): Add.
44 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
45 pass description. Use TV_TREE_PHIPROP.
46 * tree-ssa-forwprop.c: Remove phiprop code.
48 2008-03-12 Jakub Jelinek <jakub@redhat.com>
51 * omp-low.c (maybe_lookup_decl): Constify first argument.
52 (use_pointer_for_field): Change last argument from bool to
53 omp_context *. Disallow shared copy-in/out in nested
54 parallel if decl is shared in outer parallel too.
55 (build_outer_var_ref, scan_sharing_clauses,
56 lower_rec_input_clauses, lower_copyprivate_clauses,
57 lower_send_clauses, lower_send_shared_vars): Adjust callers.
59 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
60 Ira Rosen <irar@il.ibm.com>
62 * tree-vectorizer.c (free_stmt_vec_info): New function.
63 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
64 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
65 * tree-vectorizer.h (free_stmt_vec_info): Declare.
66 * tree-vect-transform.c (vectorizable_conversion): Free
67 vec_oprnds0 if it was allocated.
68 (vect_permute_store_chain): Remove unused VECs.
69 (vectorizable_store): Free VECs that are allocated in the..
71 (vect_transform_strided_load, vectorizable_load): Likewise.
72 (vect_remove_stores): Simplify the code.
73 (vect_transform_loop): Move code to vect_remove_stores().
74 Call vect_remove_stores() and free_stmt_vec_info().
76 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
78 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
79 TARGET_HPUX. Revise comment.
80 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
81 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
82 Use sr4 variant of `be' instruction when not generating PIC code.
83 (attr_length_call): Adjust for above change.
85 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
87 * ipa-reference.c (static_execute): Remove module_statics_const and
88 associated setting code.
90 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
94 constraint for operand 1.
95 (paritysi2_cmp): Use register_operand constraint for operand 2.
96 Use earlyclobber modifier for operand 1. Remove support for
98 (paritydi2_cmp): Use register_operand constraint for operand 3.
99 Use earlyclobber modifier for operand 1. Remove support for
102 2008-03-11 Paul Brook <paul@codesourcery.com>
103 Vladimir Prus <vladimir@codesourcery.com>
105 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
106 (arm_compute_save_reg0_reg12_mask): Always
107 check if register 11 must be saved. Always safe hard frame pointer
108 when frame_pointer_needeed.
109 (arm_compute_save_reg_mask): Save IP and PC
110 only with apcs frames.
111 (arm_output_epilogue): Adjust Thumb2 codepath to
112 be also invoked and work for ARM non-apcs frames.
113 (arm_expand_prologue): Don't bother saving IP
114 for non-apcs frame, since it's not clobbered by
115 prologue code. Implement non-apcs frame
118 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
120 PR rtl-optimization/35281
121 * expr.c (convert_move): Use a new pseudo for the intermediate
122 from_mode->word_mode result.
124 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
126 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
127 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
128 * toplev.c (compile_file): Don't call it.
130 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
133 * expr.c (store_expr): Call emit_block_move if the mode
134 of "temp" RTX is BLKmode.
136 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
137 Richard Guenther <rguenther@suse.de>
139 PR tree-optimization/31358
140 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
141 the step with a NULL_TREE.
142 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
143 to sizetype if type is a pointer type.
144 (add_candidate_1): Don't convert the base and step to
145 the generic type if the orginal type is a pointer type.
146 (add_iv_value_candidates): Use sizetype for the step
147 if type is a pointer type.
148 (cand_value_at): Likewise.
149 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
151 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
152 Don't convert the tem affine to the type.
153 (add_elt_to_tree): Use sizetype for the step if a pointer.
154 Use POINTER_PLUS_EXPR for pointers.
155 (aff_combination_to_tree): Use sizetype for the step if a
158 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
160 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
161 Remove commutativity hint.
163 2008-03-10 Jakub Jelinek <jakub@redhat.com>
167 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
168 errorneous type. Check that v is a VAR_DECL.
171 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
173 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
175 PR tree-optimization/35494
176 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
177 may be overriden at link and run time.
179 2008-03-10 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/34677
182 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
183 (poolify_tree): Likewise.
184 (modify_expr_template): Likewise.
185 (poolify_modify_stmt): Likewise.
186 (insert_fake_stores): Handle all component-ref style stores
187 in addition to INDIRECT_REF. Also handle complex types.
188 Do not poolify the inserted load.
189 (realify_fake_stores): Do not rebuild the tree but only
190 make it a SSA_NAME copy.
191 (init_pre): Remove initialzation of modify_expr_template.
192 Do not allocate modify_expr_node_pool.
193 (fini_pre): Do not free modify_expr_node_pool.
195 2008-03-10 Paul Brook <paul@codesourcery.com>
197 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
200 2008-03-10 Paul Brook <paul@codesourcery.com>
201 Mark Shinwell <shinwell@codesourcery.com>
203 * config/arm/cortex-r4.md: New.
204 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
206 * config/arm/arm.md: Include cortex-r4.md.
207 (insn): Add smmls, sdiv and udiv values.
208 (generic_sched): Don't use generic scheduling for Cortex-R4.
209 (arm_issue_rate): New function.
210 (TARGET_SCHED_ISSUE_RATE): Define.
212 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
214 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
216 2008-03-10 Richard Guenther <rguenther@suse.de>
218 * tree-ssa-pre.c (get_sccvn_value): Simplify.
219 (compute_avail): Do not add stmt uses to AVAIL_OUT.
221 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
223 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
226 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
228 * c.opt (Wsynth): Deprecate.
229 * doc/invoke.texi (Option Summary, Warning Options): Document
230 -Wno-format-contains-nul.
232 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
236 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
238 2008-03-09 Ira Rosen <irar@il.ibm.com>
240 * config/rs6000/rs6000.c (builtin_description): Rename vector
241 left shift operations.
242 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
243 (altivec_vsl<VI_char>): Rename to ...
244 (ashl<mode>3): ... new name.
245 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
247 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
249 2008-03-08 Richard Guenther <rguenther@suse.de>
251 * coverage.h (tree_coverage_counter_addr): Declare.
252 * coverage.c (tree_coverage_counter_addr): New function.
253 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
255 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
256 (tree_gen_one_value_profiler): Likewise.
257 (tree_gen_ic_profiler): Likewise.
258 (tree_gen_average_profiler): Likewise.
259 (tree_gen_ior_profiler): Likewise.
261 2008-03-08 Richard Guenther <rguenther@suse.de>
263 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
264 (vn_binary_op_insert): Likewise.
265 (vn_unary_op_lookup): Likewise.
266 (vn_unary_op_insert): Likewise.
267 (vn_nary_op_lookup): Declare.
268 (vn_nary_op_insert): Likewise.
269 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
270 and binary hashes, use a single obstack for unary_op_pool
272 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
273 a single struct vn_nary_op_s. Store tree code length and
274 a variable number of operands.
275 (struct vn_reference_op_struct): Remove unused op2.
276 (vn_reference_op_eq): Do not compare op2.
277 (vn_reference_op_compute_hash): Do not compute hash of op2.
278 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
279 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
280 with vn_nary_op_compute_hash.
281 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
282 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
284 (vn_unary_op_insert, vn_binary_op_insert): Replace with
286 (visit_unary_op): Call nary functions.
287 (visit_binary_op): Likewise.
288 (process_scc): Adjust for struct vn_tables_s changes.
289 (allocate_vn_table): Likewise.
290 (free_vn_table): Likewise.
291 * tree-vn.c (vn_add): Call nary functions.
292 (vn_lookup): Likewise.
294 2008-03-08 Jakub Jelinek <jakub@redhat.com>
297 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
298 wdst back after sync_compare_and_swapqhi_internal.
300 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
303 * config/i386/i386-modes.def (V1DI): New vector mode.
304 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
305 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
307 (MMXMODE): Add V1DI mode.
308 (mmxvecsize): Change DI mode to V1DI mode.
309 ("mov<mode>): Use MMXMODEI8 mode iterator.
310 ("*mov<mode>_internal_rex64"): Ditto.
311 ("*mov<mode>_internal"): Ditto.
312 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
313 ("mmx_sub<mode>3"): Ditto.
314 ("mmx_adddi3"): Remove insn pattern.
315 ("mmx_subdi3"): Ditto.
316 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
317 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
318 ("mmx_ashl<mode>3"): Ditto.
319 ("mmx_lshrdi3"): Remove insn pattern.
320 ("mmx_ashldi3"): Ditto.
321 * config/i386/i386.c (classify_argument): Handle V1DImode.
322 (function_arg_advance_32): Ditto.
323 (function_arg_32): Ditto.
324 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
325 mmx_addv1di3 insn pattern.
326 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
327 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
328 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
329 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
330 Remove definitions of built-in functions.
331 (V1DI_type_node): New node.
332 (v1di_ftype_v1di_int): Ditto.
333 (v1di_ftype_v1di_v1di): Ditto.
334 (v2si_ftype_v2si_si): Ditto.
335 (v4hi_ftype_v4hi_di): Remove node.
336 (v2si_ftype_v2si_di): Ditto.
337 (ix86_init_mmx_sse_builtins): Handle V1DImode.
338 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
339 Redefine builtins using def_builtin_const with *_ftype_*_int node.
340 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
341 Add new builtins using def_builtin_const.
342 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
343 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
344 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
345 * config/i386/mmintrin.h (__v1di): New typedef.
346 (_mm_add_si64): Cast arguments to __v1di type.
347 (_mm_sub_si64): Ditto.
348 (_mm_sll_pi16): Cast __count to __v4hi type.
349 (_mm_sll_pi32): Cast __count to __v2si type.
350 (_mm_sll_si64): Cast arguments to __v1di type.
351 (_mm_srl_pi16): Cast __count to __v4hi type.
352 (_mm_srl_pi32): Cast __count to __v2si type.
353 (_mm_srl_si64): Cast arguments to __v1di type.
354 (_mm_sra_pi16): Cast __count to __v4hi type.
355 (_mm_sra_pi32): Cast __count to __v2si type.
356 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
357 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
358 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
359 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
360 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
361 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
362 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
363 (_mm_srai_pi32): Use __builtin_ia32_psradi.
364 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
365 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
366 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
367 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
369 2008-03-07 Joseph Myers <joseph@codesourcery.com>
371 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
373 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
376 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
377 reg+const addressing for Altivec modes. Don't generate reg+reg
378 addressing for TFmode or TDmode quantities.
380 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
382 * c-common.c (vector_types_convertible_p): Call langhook
383 instead of comptypes.
385 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
388 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
389 integral and scalar float variables which have a
392 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
394 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
395 dwarf_register_span hook when emitting unwind information for
396 register-to-memory saves.
397 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
398 (rs6000_frame_related): Remove call to spe_synthesize_frame.
400 2008-03-06 Jakub Jelinek <jakub@redhat.com>
402 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
403 for the same VAR_DECL.
405 2008-03-06 Tom Tromey <tromey@redhat.com>
408 * doc/standards.texi (Standards): Don't mention treelang.
409 * doc/invoke.texi (Overall Options): Don't mention treelang.
410 * doc/install.texi (Prerequisites): Don't mention bison or
412 (Configuration): Don't mention treelang.
413 (Building): Likewise.
414 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
416 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
418 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
419 word-extractions out of a multi-word object.
421 2008-03-06 Richard Guenther <rguenther@suse.de>
423 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
424 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
425 result type and precision.
426 * expr.c (get_inner_reference): Set unsignedp based on the result
427 type of BIT_FIELD_REF.
428 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
429 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
430 (try_instantiate_multiple_fields): Likewise. Use the correct type
432 (sra_build_assignment): Likewise.
433 (sra_build_elt_assignment): Likewise.
434 (sra_explode_bitfield_assignment): Likewise.
435 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
436 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
437 set BIT_FIELD_REF_UNSIGNED.
438 (vectorizable_load): Likewise.
440 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
442 * cse.c (cse_extended_basic_block): Invalidate artificial defs
445 2008-03-06 Richard Guenther <rguenther@suse.de>
447 * alias.c (struct alias_set_entry): Move has_zero_child field
448 to pack with alias_set.
450 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
452 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
455 2008-03-05 Ian Lance Taylor <iant@google.com>
457 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
459 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
461 * fwprop.c (update_df): Support width and offset parameters of
463 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
464 global_conflicts): Change DF_REF_EXTRACT to either
465 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
466 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
467 * df-scan.c (df_ref_record, df_defs_record,
468 df_ref_create_structure, df_def_record_1, df_uses_record,
469 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
470 df_bb_refs_collect, df_entry_block_defs_collect,
471 df_exit_block_uses_collect): Support new width and offset fields.
472 (ref_extract_pool): New storage pool.
473 (df_free_ref): New function.
474 (df_reg_chain_unlink, df_free_collection_rec,
475 df_sort_and_compress_refs): Call df_free_ref.
476 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
478 (df_ref_create_structure): Allocate df_ref_extract if offset and
479 width fields are used.
480 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
481 (df_uses_record): Get offset and width from ZERO_EXTRACT
483 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
484 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
485 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
486 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
487 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
488 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
489 (df_ref_extract): New structure.
490 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
491 (df_ref_create): Add width and offset parameters.
493 2008-03-05 Richard Guenther <rguenther@suse.de>
495 * tree-ssa-structalias.c (get_constraint_for_component_ref):
496 Use ranges_overlap_p.
497 (offset_overlaps_with_access): Rename
498 to ranges_overlap_p and move ...
499 * tree-flow-inline.h (ranges_overlap_p): ... here.
501 * tree.h (get_inner_reference, handled_component_p): Update
504 * tree.h (record_component_aliases, get_alias_set,
505 alias_sets_conflict_p, alias_sets_must_conflict_p,
506 objects_must_conflict_p): Move declarations ...
507 * alias.h (record_component_aliases, get_alias_set,
508 alias_sets_conflict_p, alias_sets_must_conflict_p,
509 objects_must_conflict_p): ... here.
511 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
513 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
515 * cfg.c: Include tree-flow.h.
516 (remove_edge_raw): Call redirect_edge_var_map_clear.
517 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
518 * tree-flow-inline.h (redirect_edge_var_map_def): New.
519 (redirect_edge_var_map_result): New.
520 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
521 PENDING_STMT use with redirect_edge_var_map_*.
522 * tree-ssa.c (edge_var_maps): New definition.
523 (redirect_edge_var_map_add): New.
524 (redirect_edge_var_map_clear): New.
525 (redirect_edge_var_map_dup): New.
526 (redirect_edge_var_map_vector): New.
527 (redirect_edge_var_map_destroy): New.
528 (ssa_redirect_edge): Replace PENDING_STMT use with
529 redirect_edge_var_map_*.
530 (flush_pending_stmts): Same.
531 (delete_tree_ssa): Destroy edge var map.
532 * tree-flow.h (struct _edge_var_map): New.
533 Define edge_var_map vector type.
534 Declare redirect_edge_var_map_* prototypes.
535 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
536 * tree-cfg.c (reinstall_phi_args): Replace
537 PENDING_STMT use with redirect_edge_var_map_*.
539 2008-03-05 Richard Guenther <rguenther@suse.de>
541 PR tree-optimization/35472
542 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
543 whose single use_stmt has a overlapping set of loaded and
544 stored symbols as that use_stmt might be a noop assignment then.
546 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
548 * gthr-rtems.h: Implement __gthread_mutex_destroy.
550 2008-03-05 Richard Guenther <rguenther@suse.de>
553 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
555 * tree-cfg.c (verify_expr): Verify it.
556 * fold-const.c (fold_truthop): Remove code generating
557 BIT_FIELD_REFs of structure bases.
558 (fold_binary): Likewise.
559 (fold_ternary): Position and size of BIT_FIELD_REFs are
560 always host integers.
561 (make_bit_field_ref): Remove.
562 (optimize_bit_field_compare): Remove.
563 (all_ones_mask_p): Remove.
565 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
568 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
569 (split_block_and_df_analyze): New. Split basic block and rebuild
571 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
573 (split_pattern_seq): Likewise.
574 (erase_matching_seqs): Likewise.
575 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
577 2008-03-04 Geoff Keating <geoffk@apple.com>
579 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
580 declaration and code.
581 (tree_invalid_nonnegative_warnv_p): Likewise.
583 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
585 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
586 examples. Truncate option-names then causing overfull hbox.
588 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
591 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
593 * configure: Rebuilt.
595 2008-03-04 Rafael Espindola <espindola@google.com>
597 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
598 (tree_unary_nonnegative_warnv_p): New.
599 (tree_binary_nonnegative_warnv_p): New.
600 (tree_single_nonnegative_warnv_p): New.
601 (tree_invalid_nonnegative_warnv_p): New.
602 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
604 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
607 * opts.c (handle_option): Postpone 'unknown option' errors only for
610 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
613 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
616 2008-03-04 Rafael Espindola <espindola@google.com>
618 * fold-const.c (tree_unary_nonzero_warnv_p): New.
619 (tree_binary_nonzero_warnv_p): New.
620 (tree_single_nonzero_warnv_p): New.
621 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
623 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
626 * fold-const.c (fold_cond_expr_with_comparison): Prevent
627 transformations for modes that have signed zeros.
628 * ifcvt.c (noce_try_abs): Ditto.
630 2008-03-04 Joseph Myers <joseph@codesourcery.com>
632 * config/i386/i386.c (override_options): Force
633 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
635 2008-03-04 Jan Hubicka <jh@suse.cz>
638 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
641 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
643 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
644 label to probe the stack.
646 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
648 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
649 (__gthr_win32_mutex_destroy): Declare.
650 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
651 __gthr_win32_mutex_destroy.
652 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
654 2008-03-03 Jan Hubicka <jh@suse.cz>
657 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
658 aggressive on inlining cold calls.
660 2008-03-03 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
663 struct copies into the expression table.
664 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
665 (try_to_simplify): Likewise.
666 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
667 integral and pointer arguments which do not change the
668 precision to NOP_EXPRs.
669 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
670 VIEW_CONVERT_EXPR case.
672 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
674 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
675 defined in a loop at depth 0 is invariant.
676 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
677 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
678 be called at loop depth 0.
680 2008-03-02 Jakub Jelinek <jakub@redhat.com>
683 * gcc.c (process_command): Update copyright notice dates.
684 * gcov.c (print_version): Likewise.
685 * gcov-dump.c (print_version): Likewise.
686 * mips-tfile.c (main): Likewise.
687 * mips-tdump.c (main): Likewise.
689 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
692 * c-common.c (flag_permissive): Delete.
693 (constant_expression_warnings): Check flags first.
694 (constant_expression_error): New.
695 * c-common.h (flag_permissive): Delete.
696 (constant_expression_error): Declare.
697 * flags.h (flag_permissive): Declare. Update description.
698 * diagnostic.c (pedwarn): Update.
700 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
701 (permissive_error_kind): New.
702 * toplev.c (flag_permissive): Define. Update description.
703 * toplev.h (permissive_error_kind): Declare.
704 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
705 (pedwarn_c90): Use pedantic_warning_kind.
706 * c-opts.c (c_common_post_options): flag_permissive does not affect
707 flag_pedantic_errors.
709 2008-03-02 Joseph Myers <joseph@codesourcery.com>
711 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
712 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
713 __absvsi2, __absvDI2): Use unsigned arithmetic.
715 2008-03-02 Andi Kleen <ak@suse.de>
716 Richard Guenther <rguenther@suse.de>
718 * struct-equiv.c: Remove file.
719 * cfg_cleanup.c (condjump_equiv_p): Remove.
720 * Makefile.in (OBJS-common): Remove struct-equiv.o.
721 (struct-equiv.o): Remove rule.
722 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
723 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
724 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
726 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
728 * ifcvt.c (noce_process_if_block): Try to handle only the then
729 block if the else block exists but isn't suitable.
731 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
734 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
735 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
736 regression from previous patch.
738 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
741 * gthr.h: Add __gthread_mutex_destroy as a function that must be
743 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
744 * gthr-single.h (__gthread_mutex_destroy): Likewise.
745 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
746 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
747 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
748 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
749 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
750 (__gthread_mutex_destroy_function): Rename to
751 __gthread_mutex_destroy.
752 * gthr-dce.h (__gthread_mutex_destroy): Call
753 pthread_mutex_destroy.
754 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
755 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
756 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
758 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
760 * df-scan.c (df_ref_chain_change_bb): Simplify.
761 (df_insn_change_bb): Add new_bb argument. Simplify. Call
762 set_block_for_insn if there's any change.
763 * df.h ((df_insn_change_bb): Fix prototype.
764 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
765 df_insn_change_bb, don't call set_block_for_insn.
766 * emit-rtl.c (reorder_insns): Likewise.
767 * haifa-sched.c (move_insn): Likewise.
769 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
771 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
773 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
775 * tree-flow-inline.h (next_readonly_imm_use): Return
776 NULL_USE_OPERAND_P after the end.
778 2008-03-01 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/35411
781 * tree-sra.c (sra_build_assignment): Split conversion to
782 final type to a separate statement if we are not assigning
785 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
787 * fold-const.c (fold_convertible_p): Correct the logic to follow
788 that in fold_convert().
790 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
793 * tree-inline.c (build_duplicate_type): When we make a
794 duplicate type, make it unique in the canonical types system.
796 2008-02-29 Tom Tromey <tromey@redhat.com>
798 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
799 input_file_stack_history, input_file_stack_restored): Remove.
800 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
801 * input.h (struct file_stack): Remove.
802 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
803 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
805 * diagnostic.h (struct diagnostic_context) <last_module>: Change
807 (diagnostic_last_module_changed): Add 'map' argument.
808 (diagnostic_set_last_function): Likewise.
809 * diagnostic.c (undiagnostic_report_current_module): Iterate using
810 line map, not input_file_stack.
811 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
813 2008-02-29 Paul Brook <paul@codesourcery.com>
815 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
817 2008-02-29 Paul Brook <paul@codesourcery.com>
819 * config/arm/ieee754-df.S (muldf3): Use RET macros.
821 2008-02-29 Richard Guenther <rguenther@suse.de>
823 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
825 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
826 value for comparing for a store match.
827 (simplify_unary_expression): Do nothing for SSA_NAMEs.
828 (try_to_simplify): Do not do a full-blown reference lookup.
830 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
832 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
833 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
835 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
837 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
839 * tree-loop-linear.c (try_interchange_loops): Compare memory access
840 strides against cache sizes.
842 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
844 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
847 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
849 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
850 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
851 is smaller than the original promoted value.
852 (simplify_subreg): If OP is a SUBREG, try to preserve its
853 SUBREG_PROMOTED_VAR_P information.
855 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
857 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
858 (VN_INFO_GET): Allocate new objects on the obstack.
859 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
860 for rpo_numbers_temp, for consistency.
861 (free_scc_vn): Free the obstack.
863 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
865 * doc/invoke.texi: Document -ftree-loop-distribution.
866 * tree-loop-distribution.c: New.
867 * tree-pass.h (pass_loop_distribution): New.
868 * graphds.h (struct graph): Add htab_t indices.
869 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
870 * tree-vectorizer.c (rename_variables_in_loop): Extern.
871 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
872 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
873 * tree-data-ref.c (debug_data_dependence_relations): New.
874 (dump_data_dependence_relation): Also print data references.
875 (free_data_ref): Extern.
876 (same_access_functions): Moved...
877 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
878 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
879 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
880 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
881 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
882 (stmts_from_loop): Skip LABEL_EXPR.
883 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
885 (build_rdg): Initialize rdg->indices htab.
886 (free_rdg, stores_from_loop, ref_base_address,
887 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
888 have_similar_memory_accesses_1, ref_base_address_1,
889 remove_similar_memory_refs): New.
890 * tree-data-ref.h: Depend on tree-chrec.h.
891 (debug_data_dependence_relations, free_data_ref): Declared.
892 (same_access_functions): ... here.
893 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
895 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
896 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
897 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
898 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
899 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
900 rdg_vertex_for_stmt): Declared.
901 (struct rdg_edge): Add level.
903 (free_rdg, stores_from_loop, remove_similar_memory_refs,
904 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
906 (rdg_has_similar_memory_accesses): New.
907 * tree-vect-analyze.c: Remove unused static decls.
908 * lambda.h (dependence_level): New.
909 * common.opt (ftree-loop-distribution): New.
910 * tree-flow.h (mark_virtual_ops_in_bb,
911 slpeel_tree_duplicate_loop_to_edge_cfg,
912 rename_variables_in_loop): Declared.
913 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
914 (OBJS-common): Add tree-loop-distribution.o.
915 (tree-loop-distribution.o): New rule.
916 * tree-cfg.c (mark_virtual_ops_in_bb): New.
917 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
918 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
920 2008-02-28 Joseph Myers <joseph@codesourcery.com>
923 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
924 other than structures and unions.
926 2008-02-28 Richard Guenther <rguenther@suse.de>
929 2008-02-26 Richard Guenther <rguenther@suse.de>
931 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
932 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
933 (lookup_decl_from_uid): Declare.
934 (remove_decl_from_map): Likewise.
935 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
936 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
937 (decl_for_uid_map): New global hashtable mapping DECL_UID
939 (init_ttree): Allocate it.
940 (insert_decl_to_uid_decl_map): New helper function.
941 (make_node_stat): Insert new decls into the map.
942 (copy_node_stat): Likewise.
943 (lookup_decl_from_uid): New function.
944 (remove_decl_from_map): Likewise.
945 (print_decl_for_uid_map_statistics): New helper.
946 (dump_tree_statistics): Call it.
948 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
949 (referenced_var_iterator): Adjust.
950 (FOR_EACH_REFERENCED_VAR): Adjust.
951 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
952 (num_referenced_vars): Adjust.
953 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
954 (first_referenced_var): Remove.
955 (end_referenced_vars_p): Likewise.
956 (next_referenced_var): Likewise.
957 (referenced_var_iterator_set): New helper function.
958 * tree-dfa.c (referenced_var_lookup): Adjust.
959 (referenced_var_check_and_insert): Likewise.
960 (remove_referenced_var): Likewise.
961 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
962 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
963 (verify_call_clobbering): Likewise.
964 (verify_memory_partitions): Likewise.
965 (init_tree_ssa): Allocate bitmap instead of hashtable for
967 (delete_tree_ssa): Adjust.
968 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
970 (compute_tag_properties): Likewise.
971 (set_initial_properties): Likewise.
972 (find_partition_for): Likewise.
973 (update_reference_counts): Likewise.
974 (dump_may_aliases_for): Likewise.
975 * tree-ssa-operands.c (add_virtual_operand): Likewise.
976 (add_call_clobber_ops): Likewise.
977 (add_call_read_ops): Likewise.
978 (get_asm_expr_operands): Likewise.
979 * tree-into-ssa.c (dump_decl_set): Likewise.
980 (update_ssa): Likewise.
981 * tree-sra.c (scan_function): Likewise.
982 (decide_instantiations): Likewise.
983 (scalarize_parms): Likewise.
984 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
985 (dsa_named_for): Likewise.
986 * tree-ssa-structalias.c (update_alias_info): Likewise.
987 (merge_smts_into): Likewise.
989 2008-02-27 David Daney <ddaney@avtrex.com>
992 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
993 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
994 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
995 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
996 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
998 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1001 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1002 (BUILT_IN_NEXTTOWARD): Remove.
1003 (BUILT_IN_NEXTTOWARDF): Ditto.
1004 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1005 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1007 2008-02-27 Tom Tromey <tromey@redhat.com>
1009 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1010 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1012 2008-02-27 Jan Beulich <jbeulich@novell.com>
1014 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1015 update the respective field on newdecl.
1017 2008-02-27 Revital Eres <eres@il.ibm.com>
1019 PR rtl-optimization/34999
1020 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1021 crossing edges that ends with a call insn.
1022 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1023 call insn and clear the EDGE_CROSSING flag of the crossing edge
1024 when fixing fallthru edges.
1026 2008-02-27 Richard Guenther <rguenther@suse.de>
1029 * fold-const.c (fold_unary): Return the correct argument,
1030 converted to the result type.
1032 2008-02-27 Richard Guenther <rguenther@suse.de>
1035 * expr.c (expand_expr_real_1): Assert on rotates that operate
1037 * fold-const.c (fold_binary): Use the types precision, not the
1038 bitsize of the mode if folding rotate expressions. Build rotates
1039 only for full modes.
1041 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1043 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1045 * c-pragma.c (pragma_ns_name): New typedef.
1046 (registered_pp_pragmas): New variable.
1047 (c_pp_lookup_pragma): New function.
1048 (c_register_pragma_1): If flag_preprocess_only, do nothing
1049 for non-expanded pragmas, for expanded ones push pragma's
1050 namespace and name into registered_pp_pragmas vector.
1051 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1052 flag_preprocess_only, don't register GCC pch_preprocess
1053 pragma if flag_preprocess_only.
1054 * c-opts.c (c_common_init): Call init_pragma even if
1055 flag_preprocess_only.
1056 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1057 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1058 cpp_register_pragma if flag_preprocess_only.
1060 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1063 * c-parser.c (c_parser_translation_unit): Warn for empty
1064 translation unit, not empty source file.
1066 2008-02-26 Paul Brook <paul@codesourcery.com>
1068 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1069 operand for Thumb-2.
1070 * config/arm/arm.h (reg_class): Add CORE_REGS.
1071 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1072 (BASE_REG_CLASS): Use CORE_REGS.
1073 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1074 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1075 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1076 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1077 ARM_REGNO_OK_FOR_INDEX_P.
1078 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1079 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1080 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1081 (ldm/stm peepholes): Ditto.
1082 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1083 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1084 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1085 * config/arm/constraints.md: Enable "k" constraint on ARM.
1087 2008-02-27 Ben Elliston <bje@au.ibm.com>
1089 * config/rs6000/rs6000.c: Annotate cache line size field in all
1090 instances of struct processor_costs.
1092 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1094 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1095 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1096 jump_bypass): New counters.
1097 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1098 * dce.c (gate_ud_dce): Same.
1099 (gate_fast_dce): Same.
1100 * dse.c (gate_dse1): New function.
1101 (gate_dse2): New function.
1102 (gate_dse): Merge results of new gate functions.
1103 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1104 (gate_handle_jump_bypass): Add dbg_cnt.
1105 (gate_handle_gcse): Add dbg_cnt.
1106 * ifcvt.c (gate_handle_if_conversion): Same.
1107 (gate_handle_if_after_combine): Same.
1108 (gate_handle_if_after_reload): Same.
1109 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1111 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1113 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1115 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1117 2008-02-26 Jason Merrill <jason@redhat.com>
1120 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1121 alone if it's the naming decl for the type's main variant.
1123 2008-02-26 Tom Tromey <tromey@redhat.com>
1125 * system.h (USE_MAPPED_LOCATION): Poison.
1126 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1127 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1128 (make_goto_expr_edges): Likewise.
1129 (remove_bb): Likewise.
1130 (execute_warn_function_return): Likewise.
1131 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1133 * c-common.c (fname_decl): Remove old location code.
1134 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1136 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1138 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1139 (gen_rtx_ASM_INPUT): Likewise.
1140 (gen_rtx_ASM_INPUT_loc): Likewise.
1141 (get_rtx_asm_OPERANDS): Remove.
1142 * cfglayout.c (insn_locators_alloc): Remove old location code.
1143 (set_curr_insn_source_location): Likewise.
1144 (curr_insn_locator): Likewise.
1145 * print-tree.c (print_node): Remove old location code.
1146 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1147 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1148 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1149 location_from_locus.
1150 (construct_exit_block): Remove old location code.
1151 * emit-rtl.c (force_next_line_note): Remove old location code.
1152 * profile.c (branch_prob): Remove old location code.
1153 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1154 LOC_LINE): Remove old-location variants.
1155 * langhooks.c (lhd_print_error_function): Remove old location
1157 * configure, config.in: Rebuilt.
1158 * configure.ac (--enable-mapped-location): Remove.
1159 * c-decl.c (c_init_decl_processing): Remove old location code.
1160 (finish_function): Likewise.
1161 * recog.c (decode_asm_operands): Remove old location code.
1162 * c-pch.c (c_common_read_pch): Remove old location code.
1163 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1165 * gimple-low.c (lower_function_body): Remove old location code.
1166 * toplev.c (unknown_location): Remove.
1167 (push_srcloc): Remove old-location variant.
1168 (process_options): Remove old location code.
1169 (lang_dependent_init): Likewise.
1170 * input.h (UNKNOWN_LOCATION): Move definition.
1171 (location_t): Undeprecate.
1172 (source_locus): Remove.
1173 (location_from_locus): Remove.
1174 (struct location_s): Remove.
1175 Remove all old-location code.
1176 (input_line, input_filename): Remove.
1177 * final.c (final_scan_insn): Remove old location code.
1178 * diagnostic.c (diagnostic_build_prefix): Remove
1179 USE_MAPPED_LOCATION test.
1180 * tree.h (gimple_stmt) <locus>: Now a location_t.
1181 (tree_exp) <locus>: Likewise.
1182 (DECL_IS_BUILTIN): Remove old-location variant.
1183 (annotate_with_file_line, annotate_with_locus): Likewise.
1184 (expr_locus, set_expr_locus): Update.
1185 * tree.c (build1_stat): Remove old location code.
1186 (last_annotated_node): Remove.
1187 (annotate_with_file_line): Remove old-location variant.
1188 (annotate_with_locus): Likewise.
1189 (expr_location): Remove old location code.
1190 (set_expr_location): Likewise.
1191 (expr_has_location): Likewise.
1192 (expr_locus): Likewise.
1193 (set_expr_locus): Likewise.
1194 (expr_filename): Don't use location_from_locus.
1195 (expr_lineno): Likewise.
1196 * rtl-error.c (location_for_asm): Remove old location code.
1197 * c-lex.c (cb_line_change): Remove old location code.
1198 (fe_file_change): Likewise.
1199 (cb_def_pragma): Likewise.
1200 (c_lex_with_flags): Likewise.
1201 * gengtype.c (do_typedef): Don't special-case location types.
1202 (define_location_structures): Remove.
1203 (main): Don't call define_location_structures.
1204 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1207 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1210 * builtins.def (BUILT_IN_STDARG_START): Remove.
1211 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1212 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1213 * tree-inline.c (inline_forbidden_p_1): Likewise.
1215 2008-02-26 Richard Guenther <rguenther@suse.de>
1217 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1218 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1219 (lookup_decl_from_uid): Declare.
1220 (remove_decl_from_map): Likewise.
1221 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1222 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1223 (decl_for_uid_map): New global hashtable mapping DECL_UID
1225 (init_ttree): Allocate it.
1226 (insert_decl_to_uid_decl_map): New helper function.
1227 (make_node_stat): Insert new decls into the map.
1228 (copy_node_stat): Likewise.
1229 (lookup_decl_from_uid): New function.
1230 (remove_decl_from_map): Likewise.
1231 (print_decl_for_uid_map_statistics): New helper.
1232 (dump_tree_statistics): Call it.
1234 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1235 (referenced_var_iterator): Adjust.
1236 (FOR_EACH_REFERENCED_VAR): Adjust.
1237 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1238 (num_referenced_vars): Adjust.
1239 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1240 (first_referenced_var): Remove.
1241 (end_referenced_vars_p): Likewise.
1242 (next_referenced_var): Likewise.
1243 (referenced_var_iterator_set): New helper function.
1244 * tree-dfa.c (referenced_var_lookup): Adjust.
1245 (referenced_var_check_and_insert): Likewise.
1246 (remove_referenced_var): Likewise.
1247 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1248 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1249 (verify_call_clobbering): Likewise.
1250 (verify_memory_partitions): Likewise.
1251 (init_tree_ssa): Allocate bitmap instead of hashtable for
1253 (delete_tree_ssa): Adjust.
1254 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1255 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1256 (compute_tag_properties): Likewise.
1257 (set_initial_properties): Likewise.
1258 (find_partition_for): Likewise.
1259 (update_reference_counts): Likewise.
1260 (dump_may_aliases_for): Likewise.
1261 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1262 (add_call_clobber_ops): Likewise.
1263 (add_call_read_ops): Likewise.
1264 (get_asm_expr_operands): Likewise.
1265 * tree-into-ssa.c (dump_decl_set): Likewise.
1266 (update_ssa): Likewise.
1267 * tree-sra.c (scan_function): Likewise.
1268 (decide_instantiations): Likewise.
1269 (scalarize_parms): Likewise.
1270 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1271 (dsa_named_for): Likewise.
1272 * tree-ssa-structalias.c (update_alias_info): Likewise.
1273 (merge_smts_into): Likewise.
1275 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1278 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1279 * c-opts.c (c_common_handle_option): Wall enables
1280 Wvolatile-register-var.
1281 * common.opt: Move Wvolatile-register-var to...
1284 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1286 * common.opt (Wlarger-than=): New.
1287 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1289 * opts.c (common_handle_option): Handle -Wlarger-than=.
1290 * optc-gen.awk: Likewise.
1291 * opth-gen.awk: Likewise.
1292 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1293 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1295 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1297 * c-common.c (match_case_to_enum_1): Add appropriate
1298 OPT_W* parameter to warning.
1299 (c_do_switch_warnings): Likewise.
1300 * c-typeck.c (warning_init): Add one more parameter following
1302 (push_init_level): Update call to warning_init.
1303 (pop_init_level): Likewise.
1304 (add_pending_init): Likewise.
1305 (output_init_element: Likewise.
1307 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1310 * toplev.c (toplev_main): If there are warnings or error, print
1311 errors for ignored options.
1312 * opts.c (ignored_options): New static variable.
1313 (postpone_unknown_option_error): New.
1314 (print_ignored_options): New.
1315 (handle_option): Postpone errors for unknown -Wno-* options.
1316 * opts.h (print_ignored_options): Declare.
1318 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1320 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1323 2008-02-25 Richard Guenther <rguenther@suse.de>
1326 2008-02-25 Richard Guenther <rguenther@suse.de>
1328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1330 (lookup_decl_from_uid): Declare.
1331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1333 (decl_for_uid_map): New global hashtable mapping DECL_UID
1335 (init_ttree): Allocate it.
1336 (insert_decl_to_uid_decl_map): New helper function.
1337 (make_node_stat): Insert new decls into the map.
1338 (copy_node_stat): Likewise.
1339 (lookup_decl_from_uid): New function.
1340 (print_decl_for_uid_map_statistics): New helper.
1341 (dump_tree_statistics): Call it.
1343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1344 (referenced_var_iterator): Adjust.
1345 (FOR_EACH_REFERENCED_VAR): Adjust.
1346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1347 (num_referenced_vars): Adjust.
1348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1349 (first_referenced_var): Remove.
1350 (end_referenced_vars_p): Likewise.
1351 (next_referenced_var): Likewise.
1352 (referenced_var_iterator_set): New helper function.
1353 * tree-dfa.c (referenced_var_lookup): Adjust.
1354 (referenced_var_check_and_insert): Likewise.
1355 (remove_referenced_var): Likewise.
1356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1358 (verify_call_clobbering): Likewise.
1359 (verify_memory_partitions): Likewise.
1360 (init_tree_ssa): Allocate bitmap instead of hashtable for
1362 (delete_tree_ssa): Adjust.
1363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1365 (compute_tag_properties): Likewise.
1366 (set_initial_properties): Likewise.
1367 (find_partition_for): Likewise.
1368 (update_reference_counts): Likewise.
1369 (dump_may_aliases_for): Likewise.
1370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1371 (add_call_clobber_ops): Likewise.
1372 (add_call_read_ops): Likewise.
1373 (get_asm_expr_operands): Likewise.
1374 * tree-into-ssa.c (dump_decl_set): Likewise.
1375 (update_ssa): Likewise.
1376 * tree-sra.c (scan_function): Likewise.
1377 (decide_instantiations): Likewise.
1378 (scalarize_parms): Likewise.
1379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1380 (dsa_named_for): Likewise.
1381 * tree-ssa-structalias.c (update_alias_info): Likewise.
1382 (merge_smts_into): Likewise.
1384 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1387 * doc/invoke.texi (-fcx-limited-range): Document new option.
1388 * toplev.c (process_options): Handle -fcx-fortran-rules.
1389 * common.opt: Add documentation for -fcx-fortran-rules.
1391 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1394 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1395 actual behaviour and C99.
1397 2008-02-26 Ben Elliston <bje@au.ibm.com>
1399 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1400 (ASM_CPU_POWER6_SPEC): Likewise.
1401 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1402 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1403 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1405 2008-02-25 Richard Guenther <rguenther@suse.de>
1407 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1408 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1409 (lookup_decl_from_uid): Declare.
1410 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1411 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1412 (decl_for_uid_map): New global hashtable mapping DECL_UID
1414 (init_ttree): Allocate it.
1415 (insert_decl_to_uid_decl_map): New helper function.
1416 (make_node_stat): Insert new decls into the map.
1417 (copy_node_stat): Likewise.
1418 (lookup_decl_from_uid): New function.
1419 (print_decl_for_uid_map_statistics): New helper.
1420 (dump_tree_statistics): Call it.
1422 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1423 (referenced_var_iterator): Adjust.
1424 (FOR_EACH_REFERENCED_VAR): Adjust.
1425 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1426 (num_referenced_vars): Adjust.
1427 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1428 (first_referenced_var): Remove.
1429 (end_referenced_vars_p): Likewise.
1430 (next_referenced_var): Likewise.
1431 (referenced_var_iterator_set): New helper function.
1432 * tree-dfa.c (referenced_var_lookup): Adjust.
1433 (referenced_var_check_and_insert): Likewise.
1434 (remove_referenced_var): Likewise.
1435 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1436 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1437 (verify_call_clobbering): Likewise.
1438 (verify_memory_partitions): Likewise.
1439 (init_tree_ssa): Allocate bitmap instead of hashtable for
1441 (delete_tree_ssa): Adjust.
1442 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1444 (compute_tag_properties): Likewise.
1445 (set_initial_properties): Likewise.
1446 (find_partition_for): Likewise.
1447 (update_reference_counts): Likewise.
1448 (dump_may_aliases_for): Likewise.
1449 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1450 (add_call_clobber_ops): Likewise.
1451 (add_call_read_ops): Likewise.
1452 (get_asm_expr_operands): Likewise.
1453 * tree-into-ssa.c (dump_decl_set): Likewise.
1454 (update_ssa): Likewise.
1455 * tree-sra.c (scan_function): Likewise.
1456 (decide_instantiations): Likewise.
1457 (scalarize_parms): Likewise.
1458 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1459 (dsa_named_for): Likewise.
1460 * tree-ssa-structalias.c (update_alias_info): Likewise.
1461 (merge_smts_into): Likewise.
1463 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1466 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1467 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1468 * alias.h (nonoverlapping_memrefs_p): Likewise.
1470 2008-02-25 Jan Beulich <jbeulich@novell.com>
1472 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1473 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1474 __emultls_get_address, __emultls_register_common,
1475 __floatundi?f, and _Unwind_GetIPInfo.
1476 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1477 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1478 (gen_regparm_prefix): Likewise.
1479 (i386_nlm_encode_section_info): Sync with
1480 config/i386/winnt.c:i386_pe_encode_section_info().
1481 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1482 i386_nlm_mangle_decl_assembler_name): New.
1483 (netware_override_options): New.
1484 * config/i386/netware.h (netware_override_options): Declare.
1485 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1486 (i386_nlm_mangle_decl_assembler_name): Declare.
1487 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1489 2008-02-25 Ben Elliston <bje@au.ibm.com>
1492 * c-decl.c (grokdeclarator): Remove unused local variables
1493 `typedef_type' and `type_as_written'.
1495 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1496 unused local variable `has_hot_blocks'.
1497 (fix_crossing_conditional_branches): Remove unused local variable
1500 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1503 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1504 using DEF_C99_BUILTIN.
1505 (BUILT_IN_NANF): Ditto.
1506 (BUILT_IN_NANL): Ditto.
1508 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1509 Revital Eres <eres@il.ibm.com>
1511 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1512 regarding the order of two dependent insns in the same row.
1514 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1516 * stor-layout.c (layout_decl): Do not bump the alignment of a
1517 bit-field to more than byte alignment if it is packed.
1519 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1521 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1524 2008-02-24 Diego Novillo <dnovillo@google.com>
1526 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1529 * tree-vrp.c (vrp_evaluate_conditional): With
1530 -Wtype-limits, emit a warning when comparing against a
1531 constant outside the natural range of OP0's type.
1532 * c.opt (Wtype-limits): Move ...
1533 * common.opt (Wtype-limits): ... here.
1535 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1537 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1538 * config/rs6000/e300c2c3.md: New file.
1539 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1541 (rs6000_override_options): Add e300c2 and e300c3 cases to
1542 processor_target_table. Do not allow usage of Altivec or Spe
1543 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1544 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1545 * config/rs6000/rs6000.h (processor_type): Add
1546 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1547 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1548 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1549 and ppce300c3. Include e300c2c3.md.
1551 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1553 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1554 instead of TARGET_STRICT_ALIGN.
1556 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1558 * explow.c (memory_address): Assert that the generated address is
1561 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1564 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1565 * config/darwin-ppc-ldouble-patch.def: New file.
1566 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1567 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1568 SUBTARGET_INIT_BUILTINS if defined.
1569 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1572 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1575 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1576 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1578 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1581 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1582 file" warning condtional on -Winvalid-PCH.
1584 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1586 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1588 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1592 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1593 prevent reload from using MMX registers.
1594 (*mov<mode>_internal): Ditto.
1595 (*movv2sf_internal_rex64): Ditto.
1596 (*movv2sf_internal): Ditto.
1598 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1600 PR documentation/31569
1601 * doc/install.texi2html: Use makeinfo --no-number-sections.
1603 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1605 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1606 ensure that we can address an entire entity > 8 bytes. Don't
1607 generate reg+reg addressing for such data.
1609 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1611 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1612 strings when optimizing for size, unless the target cares about
1615 2008-02-22 Tom Tromey <tromey@redhat.com>
1617 * regclass.c (current_pass): Remove declaration.
1619 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1621 * config/avr/libgcc.S (__RAMPZ__): Define.
1622 (__do_copy_data): Add for devices with 128KB code memory.
1624 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1626 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1628 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1630 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1632 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1635 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 * c-typeck.c (build_binary_op): Warn about floating point
1639 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1641 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1644 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1645 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1647 (rs6000_override_options): Set altivec_abi as default, not override,
1648 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1649 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1650 is used; use new member spe_abi.
1651 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1652 spe_abi and altivec_abi.
1654 2008-02-22 Tomas Bily <tbily@suse.cz>
1656 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1658 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1661 * config.build (build_file_translate): Set to `CMD //c' only if
1663 * Makefile.in (build_file_translate): Improve comment.
1665 2008-02-21 Jan Hubicka <jh@suse.cz>
1667 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1668 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1669 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1671 2008-02-21 Michael Matz <matz@suse.de>
1674 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1676 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1679 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1681 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1682 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1683 SSE_VEC_FLOAT_MODE_P as insn constraint.
1684 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1685 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1686 sse4a_movntdf using MODEF mode iterator.
1687 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1688 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1689 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1690 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1691 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1692 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1693 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1695 2008-02-21 Richard Guenther <rguenther@suse.de>
1697 * tree.def (PAREN_EXPR): New tree code.
1698 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1700 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1701 * expr.c (expand_expr_real_1): Likewise.
1702 * tree-inline.c (estimate_num_insns_1): Likewise.
1703 * tree-complex.c (expand_complex_move): Likewise.
1704 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1707 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1712 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1715 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1717 * config/sh/sh.c (find_barrier): Don't go past
1718 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1720 2008-02-20 DJ Delorie <dj@redhat.com>
1722 * config/h8300/h8300.md (insv): Force source operand to be a register.
1724 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1725 as a jump, not as a plain insn.
1727 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1729 * doc/invoke.texi (Warning Options): Add new option
1730 -Wframe-larger-than=.
1731 (-Wframe-larger-than): Document.
1733 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1734 Add declarations for new option variables.
1736 * final.c (final_start_function): Check the frame size
1737 before emission and issue a Wframe-larger-than warning.
1739 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1740 Add definitions for new option variables.
1741 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1743 * common.opt (Wframe-larger-than=): New option.
1745 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1748 (<sse>_div<mode>3): Ditto.
1749 (<sse>_vmdiv<mode>3): Ditto.
1750 (<sse>_vmsqrt<mode>2): Ditto.
1751 (*smax<mode>3): Ditto.
1752 (sse5_frcz<mode>2): Ditto.
1753 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1756 2008-02-20 Richard Guenther <rguenther@suse.de>
1759 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1760 be happy with INTEGRAL_TYPE_P.
1762 2008-02-20 Richard Guenther <rguenther@suse.de>
1764 * fold-const.c (split_tree): Associate floatig-point expressions
1765 if flag_associative_math is set.
1767 2008-02-20 Richard Guenther <rguenther@suse.de>
1769 * tree.h (fold_real_zero_addition_p): Declare.
1770 * fold-const.c (fold_real_zero_addition_p): Export.
1771 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1772 floating-point operations with zero and one.
1774 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1776 * doc/install.texi: Correct references to CFLAGS, replacing them
1777 with BOOT_CFLAGS. Document flags used during bootstrap for
1780 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1782 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1783 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1784 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1786 (smin<mode>3): Ditto from similar patterns.
1787 (smax<mode>3): Ditto.
1788 (*ieee_smin<mode>3): Ditto.
1789 (*ieee_smax<mode>3): Ditto.
1790 * config/i386/sse.md (sse): New mode attribute.
1791 (mov<mode>): Macroize expander from movv4sf and movv2df using
1792 SSEMODEF2P mode iterator.
1793 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1794 SSE_VEC_FLOAT_MODE_P as insn constraint.
1795 (storent<mode>): Ditto.
1796 (storent<mode>): Macroize expander from storentsf and storentdf using
1797 MODEF mode iterator.
1798 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1799 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1800 (abs<mode>2): Ditto from similar patterns.
1801 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1802 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1803 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1804 (<sse>_vmsqrt<mode>2): Ditto.
1805 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1806 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1807 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1808 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1809 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1810 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1811 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1813 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1814 iterator and SSE_FLOAT_MODE_P as insn constraint.
1815 (<sse>_ucomi): Ditto from similar patterns.
1816 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1817 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1818 SSE_VEC_FLOAT_MODE_P as insn constraint.
1819 (vcond<mode>): Ditto from similar patterns.
1820 (and<mode>3, *and<mode>3): Ditto.
1821 (<sse>_nand<mode>3): Ditto.
1822 (ior<mode>3, *ior<mode>3): Ditto.
1823 (xor<mode>3, *xor<mode>3): Ditto.
1824 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1825 iterator and SSE_FLOAT_MODE_P as insn constraint.
1826 (*nand<mode>3): Ditto from similar patterns.
1827 (*ior<mode>3): Ditto.
1828 (*xor<mode>3): Ditto.
1830 2008-02-20 Ira Rosen <irar@il.ibm.com>
1832 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1833 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1834 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1836 2008-02-19 Jan Hubicka <jh@suse.cz>
1838 * predict.c (tree_bb_level_predictions): Remove variable next
1839 mistakely introduced by previous commit.
1841 2008-02-19 Jan Hubicka <jh@suse.cz>
1843 * predict.c (predict_paths_leading_to): Rewrite.
1844 (predict_paths_for_bb): New.
1845 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1847 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1850 * Makefile.in (build_file_translate): New.
1851 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1852 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1853 * configure.ac (build_file_translate): Substitute it.
1854 * configure: Regenerate.
1856 2008-02-19 Jan Hubicka <jh@suse.cz>
1858 PR rtl-optimization/34408
1859 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1862 2008-02-19 Jan Hubicka <jh@suse.cz>
1865 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1868 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1871 * config/i386/i386-modes.def: Revert the last DI alignment
1872 change until Ada people can look into it.
1874 2008-02-19 Nick Clifton <nickc@redhat.com>
1876 * opts.c (print_specific_help): Fix typo in --help text.
1878 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1881 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1882 32-bit inline asm without asm alternatives for host GCC < 3.0.
1884 2008-02-19 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/34989
1887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1888 Allow propagation to INDIRECT_REF if we can simplify only.
1890 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1892 * c-common.c (warn_for_collisions_1): Use appropriate option when
1895 2008-02-19 Nick Clifton <nickc@redhat.com>
1898 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1899 (handle_options): Fix indentation.
1900 (print_filtered_help): If no language-specific options were
1901 displayed tell the user how to list all the options supported by
1902 the language's front-end.
1903 (print_specific_help): Fix indentation and remove duplicate line.
1904 (common_handle_option): Handle the -v option.
1905 For --help enable the display of undocumented options if the -v
1906 switch has been included on the command line.
1907 For --help= check for overlaps in the arguments between the option
1908 classes and the language names and issue a warning when they
1909 cannot be disambiguated.
1910 * c.opt (v): Pass on to the common option handler.
1912 2008-02-19 Revital Eres <eres@il.ibm.com>
1914 * modulo-sched.c (sms_schedule): Change dump message when
1915 create_ddg function fails.
1916 (try_scheduling_node_in_cycle): Rename row to cycle.
1917 (print_partial_schedule): Rename CYCLE to ROW.
1919 2008-02-19 Christian Bruel <christian.bruel@st.com>
1920 Zdenek Dvorak <ook@ucw.cz>
1922 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1924 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1928 (*x86_movdicc_0_m1_se): Ditto.
1930 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1933 (CMPtype): Define as __gcc_CMPtype.
1934 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1935 (CMPtype): Define as __gcc_CMPtype.
1937 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1939 Support valgrind 3.3 for --enable-checking=valgrind.
1940 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1942 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1943 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1944 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1945 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1946 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1947 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1948 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1950 * ggc-zone.c: Similar.
1951 * ggc-page.c: Similar.
1953 2008-02-19 Paul Brook <paul@codesourcery.com>
1956 * config/arm/ieee754-df.S: Fix do_it typo.
1957 * config/arm/ieee754-sf.S: Fix do_it typo.
1959 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1962 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1963 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1964 (OPTION_MASK_ISA_SSE_SET): Likewise.
1965 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1966 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1967 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1968 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1969 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1970 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1971 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1972 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1973 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1974 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1975 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1976 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1977 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1978 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1979 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1980 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1981 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1982 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1983 (OPTION_MASK_ISA_SSE4): Removed.
1984 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1985 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1986 (override_options): Don't turn on implied SSE/MMX bits in
1989 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1991 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1994 2008-02-18 Joey Ye <joey.ye@intel.com>
1997 * tree-nested.c (insert_field_into_struct): Set type alignment
1998 to field alignment if the former is less than the latter.
2000 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2002 * BASE-VER: Set to 4.4.0.
2004 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2006 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2007 * doc/cfg.texi: Likewise.
2008 * doc/extend.texi: Likewise.
2009 * doc/gty.texi: Likewise.
2010 * doc/invoke.texi: Likewise.
2011 * doc/loop.texi: Likewise.
2012 * doc/md.texi: Likewise.
2013 * doc/passes.texi: Likewise.
2014 * doc/rtl.texi: Likewise.
2015 * doc/sourcebuild.texi: Likewise.
2016 * doc/tm.texi: Likewise.
2017 * doc/tree-ssa.texi: Likewise.
2019 2008-02-17 Richard Guenther <rguenther@suse.de>
2022 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2023 without default definition.
2025 2008-02-17 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/35231
2028 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2031 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2037 libgcc_cmp_return mode.
2039 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2042 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2044 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2046 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2049 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2051 * doc/c-tree.texi: Use `@.' where appropriate.
2052 * doc/extend.texi: Likewise.
2053 * doc/install.texi: Likewise.
2054 * doc/invoke.texi: Likewise.
2055 * doc/loop.texi: Likewise.
2056 * doc/makefile.texi: Likewise.
2057 * doc/md.texi: Likewise.
2058 * doc/passes.texi: Likewise.
2059 * doc/standards.texi: Likewise.
2060 * doc/tm.texi: Likewise.
2062 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2065 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2067 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2068 rather than in entry_bb.
2070 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2072 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2073 libgcc_cmp_return mode.
2075 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2078 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2079 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2081 2008-02-15 Richard Guenther <rguenther@suse.de>
2082 Zdenek Dvorak <ook@ucw.cz>
2084 PR tree-optimization/35164
2085 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2086 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2088 Only propagate addresses which do not have abnormal SSA_NAMEs
2091 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2094 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2096 2008-02-15 Jan Hubicka <jh@suse.cz>
2099 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2101 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2104 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2105 when calculating alignment_pad.
2107 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2110 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2111 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2112 and STACK_BOUNDARY define.
2114 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2116 PR preprocessor/35061
2117 * c-pragma.c (handle_pragma_pop_macro): Check that
2118 pushed_macro_table has been allocated.
2120 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2123 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2124 (force_gimple_operand): Likewise.
2125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2126 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2127 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2128 (find_interesting_uses_address): Check addressability and alignment
2129 of the base expression only after substituting bases of IVs into it.
2131 2008-02-14 Michael Matz <matz@suse.de>
2134 * function.c (instantiate_virtual_regs_in_insn): Reload address
2135 before falling back to reloading the whole operand.
2137 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2139 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2140 before the first section switch note.
2142 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2144 * doc/bugreport.texi: Update copyright years.
2145 * doc/c-tree.texi: Likewise.
2146 * doc/cfg.texi: Likewise.
2147 * doc/cpp.texi: Likewise.
2148 * doc/cppinternals.texi: Likewise.
2149 * doc/fragments.texi: Likewise.
2150 * doc/frontends.texi: Likewise.
2151 * doc/gcc.texi: Likewise.
2152 * doc/gty.texi: Likewise.
2153 * doc/hostconfig.texi: Likewise.
2154 * doc/implement-c.texi: Likewise.
2155 * doc/libgcc.texi: Likewise.
2156 * doc/loop.texi: Likewise.
2157 * doc/makefile.texi: Likewise.
2158 * doc/options.texi: Likewise.
2159 * doc/passes.texi: Likewise.
2160 * doc/rtl.texi: Likewise.
2161 * doc/sourcebuild.texi: Likewise.
2162 * doc/standards.texi: Likewise.
2163 * doc/tree-ssa.texi: Likewise.
2164 * doc/trouble.texi: Likewise.
2166 * doc/extend.texi: Use @: or add comma where appropriate.
2167 * doc/invoke.texi: Likewise.
2168 * doc/tm.texi: Likewise.
2170 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2173 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2176 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2178 * doc/md.texi (clz, ctz): Add reference.
2179 * doc/rtl.texi (clz, ctz): Likewise.
2181 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2184 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2187 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2189 * config/s390/s390.c (struct constant_pool): New field
2190 emit_pool_after added.
2191 (s390_mainpool_start): Set the emit_pool_after flag according
2192 to the section switch notes.
2193 (s390_mainpool_finish): Consider emit_pool_after when emitting
2194 the literal pool at the end of the function.
2195 (s390_chunkify_start): Force literal pool splits at section
2198 2008-02-13 Michael Matz <matz@suse.de>
2201 * var-tracking.c (clobber_variable_part): Correctly traverse the
2204 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2207 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2208 Add -fdump-ipa-inline.
2209 * tree-dump.c (dump_files): Remove tree-inlined dump.
2210 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2212 2008-02-12 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/35171
2215 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2218 2008-02-12 Richard Guenther <rguenther@suse.de>
2221 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2222 value-preserving mode. Disallow final truncation.
2224 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2227 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2228 code from here to...
2229 (force_gimple_operand): ...here.
2231 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2234 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2235 non-compatible pointers.
2236 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2237 different FIELD_DECLs, try harder by comparing field offsets, sizes
2241 * function.c (match_asm_constraints_1): Don't replace the same input
2244 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2246 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2247 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2248 (expand_epilogue): Restore RAMPZ register.
2249 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2251 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2253 * config/i386/cygwin.asm: (__alloca): Correct calling
2254 convention and alignment.
2255 (__chkstk): Force 8 byte stack alignment.
2257 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2258 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/33992
2261 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2262 the zero we compare against.
2264 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2267 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2268 to CloseHandle after unlocking to prevent accumulation of handle
2271 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2274 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2275 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2276 and update LABEL_NUSES during and after reload.
2278 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2281 * combine.c (simplify_if_then_else): Make sure the comparison is
2282 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2284 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2287 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2288 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2289 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2290 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2291 * tree.h (get_type_static_bounds): Likewise.
2293 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2295 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2296 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2297 Make -Wfoo language annotations match what the compiler outputs.
2299 2008-02-08 Sa Liu <saliu@de.ibm.com>
2301 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2302 intrinsics spu_convts, spu_convtu, spu_convtf.
2303 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2305 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2307 * doc/extend.texi (Function Attributes) <noinline>: Mention
2308 asm ("") as method to keep calls.
2310 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2313 * doc/options.texi (Options): Replace references to opts.sh with
2315 * opts-common.c: Likewise.
2316 * optc-gen.awk: Likewise.
2318 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2320 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2322 2008-02-07 Richard Henderson <rth@redhat.com>
2325 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2326 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2329 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2331 PR tree-optimization/35085
2332 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2333 for operand entry oe2 in addition to operand entry oe3 in order to
2334 expose more opportunities for vectorizer sum reduction.
2336 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * Makefile.in (LIBS): Remove $(GMPLIBS).
2340 (cc1-dummy, cc1): Add $(GMPLIBS).
2342 2008-02-06 Jan Hubicka <jh@suse.cz>
2345 * i386.md (moddf_integer): Do not produce partial memory stalls for
2346 targets where it hurts.
2348 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2351 * optabs.c (expand_float): Do not check for decimal modes when
2352 expanding unsigned integer through signed conversion.
2354 2008-02-06 Nick Clifton <nickc@redhat.com>
2356 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2357 inside the clobber with a match_operand and duplicated operand
2358 number in the constraint.
2359 (ineqbranchsi): Delete redundant comment.
2361 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2363 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2364 builtin_define ("__USE_INIT_FINI__").
2365 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2367 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2369 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2371 PR documentation/30330
2372 * doc/invoke.texi (C++ Dialect Options)
2373 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2374 For each warning option -Wfoo that allows -Wno-foo, ensure both
2375 -Wfoo and -Wno-foo are listed in the option index. Fix index
2376 entry of -Wswitch-default, index -Wnormalized= including the
2377 `=', and -Wlarger-than-@var{len} including @var{len}.
2379 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (floatunssisf2): Use
2382 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2383 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2384 Macroize expander using MODEF mode iterator.
2386 2008-02-05 Diego Novillo <dnovillo@google.com>
2388 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2391 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2393 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2396 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2398 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2402 to indicate if a message should be generated.
2403 (init_cumulative_args): Updated.
2404 (function_value_32): Likewise.
2406 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2408 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2410 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2414 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2416 2008-02-04 Diego Novillo <dnovillo@google.com>
2418 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2421 * tree-vrp.c (vrp_evaluate_conditional): With
2422 -Wtype-limits, emit a warning when comparing against a
2423 constant outside the natural range of OP0's type.
2425 2008-02-04 Richard Guenther <rguenther@suse.de>
2428 * expr.c (count_type_elements): Give for unions instead of
2431 2008-02-04 Richard Guenther <rguenther@suse.de>
2434 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2435 to TYPE_DOMAINs base type instead of using bitsizetype here.
2437 2008-02-03 Jason Merrill <jason@redhat.com>
2439 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2441 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2444 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2445 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2446 (RS/6000 and PowerPC Options): Fix typos and markup.
2447 * doc/passes.texi (Tree-SSA passes): Likewise.
2449 2008-02-02 Michael Matz <matz@suse.de>
2452 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2453 from record_last_reg_set_info.
2454 (record_last_reg_set_info): Take an RTX argument, iterate over all
2455 constituent hardregs.
2456 (record_last_set_info, record_opr_changes): Change calls to
2457 new signature or to record_last_reg_set_info_regno.
2459 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2461 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2463 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2465 PR rtl-optimization/34773
2466 * reg-notes.def (EQUAL): Mention significance of combination of
2467 REG_EQUAL and REG_RETVAL.
2468 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2469 insn that has a REG_RETVAL.
2471 2008-02-01 Roger Sayle <roger@eyesopen.com>
2474 * configure.ac (--enable-fixed-point): Disable unless explicitly
2476 * configure: Regenerate.
2478 2008-02-01 Richard Guenther <rguenther@suse.de>
2481 * invoke.texi (-finline-limit): Remove no longer true parts
2482 of the documentation. Note that there is no default value.
2484 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2485 Mark Mitchell <mark@codesourcery.com>
2486 Ben Elliston <bje@au.ibm.com>
2489 * doc/extend.texi (Other Builtins): Document.
2491 2008-01-31 Tom Browder <tom.browder@gmail.com>
2493 * doc/c-tree.texi (Types): Fix grammar.
2494 (Expression trees): Ditto.
2495 * doc/passes.texi (Tree-SSA passes): Ditto.
2497 * doc/configterms.texi (Configure Terms): Fix typo.
2498 * doc/cpp.texi (Common Predefined Macros): Ditto.
2499 * doc/md.texi (Machine Constraints): Ditto.
2501 * doc/makefile.texi (Makefile): Add comma.
2503 2008-01-31 Tom Browder <tom.browder@gmail.com>
2504 Gerald Pfeifer <gerald@pfeifer.com>
2506 * doc/sourcebuild.texi (Front End): Remove references to CVS
2507 and CVSROOT/modules.
2508 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2509 (Back End): Remove reference to CVS.
2511 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2514 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2516 (mips16_gp_pseudo_reg): ...here.
2517 * config/mips/mips.md (load_const_gp): Replace with...
2518 (load_const_gp_<mode>): ...this :P-based insn.
2520 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2522 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2523 options. Minor fixes.
2524 (-std): Move reference to standards closer to where language
2525 standards are first mentioned.
2527 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2529 PR rtl-optimization/34995
2530 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2531 parameter and return a bool. If the rtx parameter is nonnull,
2532 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2533 (find_reloads): Update call accordingly. Pass the new operand
2534 if it needed no address reloads, otherwise pass null.
2536 2008-01-30 Richard Henderson <rth@redhat.com>
2539 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2540 for unbounded arrays.
2542 2008-01-30 Silvius Rus <rus@google.com>
2544 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2546 2008-01-30 Jan Hubicka <jh@suse.cz>
2549 * i386.c (init_cumulative_args): Use real function declaration when
2552 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2554 PR rtl-optimization/34998
2555 * global.c (build_insn_chain): Treat non-subreg_lowpart
2556 SUBREGs of pseudos as clobbering all the words covered by the
2557 SUBREG, not just all the bytes.
2558 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2559 original df_ref rather than an extract parameter.
2560 (global_conflicts): Update call accordingly.
2562 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2564 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2565 the overflow check to make it easier to read.
2566 (__fixtfdi): Change the type of the ll member in union
2567 long_double to UDItype_x.
2569 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2572 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2573 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2574 * tree-inline.c (fold_marked_statements): Call
2575 cgraph_update_edges_for_call_stmt if folding a call statement.
2576 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2577 debug_generic_stmt calls, reset it back afterwards.
2580 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2582 * c-typeck.c (build_external_ref): Don't pedwarn about
2583 static vars in current function's scope.
2585 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2587 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2589 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2592 * ipa-struct-reorg.c: Fix spelling.
2593 * params.def: Ditto.
2595 2008-01-29 Richard Guenther <rguenther@suse.de>
2598 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2600 * tree-inline.c (remap_type): Increment remapping_type_depth
2601 around remapping types.
2602 (copy_body_r): Only add referenced variables if they are referenced
2603 from code, not types.
2605 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2616 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2617 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2619 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2622 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2623 pointer for tiny stack.
2625 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2627 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2629 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2631 * config/vx-common.h: Fix typo in comment.
2633 2008-01-28 Ian Lance Taylor <iant@google.com>
2637 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2638 coalesce pointers if they have different DECL_NO_TBAA_P values.
2639 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2640 between variables with different DECL_NO_TBAA_P values.
2642 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2645 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2646 are not legitimate small data references on SPE targets.
2648 2008-01-28 David Daney <ddaney@avtrex.com>
2650 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2652 2008-01-28 David Daney <ddaney@avtrex.com>
2654 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2656 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2658 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2659 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2660 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2661 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2662 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2663 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2664 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2665 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2667 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2669 * basic-block.h (condjump_equiv_p): Fix comment.
2671 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2673 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2674 print_generic_stmt_indented): Fix comment.
2676 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2678 * configure.ac (__stack_chk_fail): Add detecion for availability
2679 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2680 * configure: Regenerate.
2682 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2685 * final.c (output_addr_const): Handle TRUNCATE.
2687 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2690 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2691 (zero_cost, infinite_cost): New constants.
2692 (struct cost_pair): Change type of cost to comp_cost.
2693 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2694 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2696 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2697 split_address_cost, ptr_difference_cost, difference_cost,
2698 get_computation_cost_at, get_computation_cost,
2699 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2700 determine_use_iv_cost_condition, determine_use_iv_costs,
2701 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2702 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2703 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2704 Change type of cost to comp_cost.
2705 (determine_iv_cost): Increase cost of non-original ivs, instead
2706 of decreasing the cost of original ones.
2707 (get_address_cost): Indicate the complexity of the addressing mode
2709 (try_add_cand_for): Prefer using ivs not specific to some object.
2710 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2712 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2713 Janis Johnson <janis187@us.ibm.com>
2716 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2717 (TARGET_INSTANTIATE_DECLS): Likewise.
2718 * target.h (expand_to_rtl_hook): New target hook.
2719 (instantiate_decls): Likewise.
2720 * function.c (instantiate_decl): Make non-static. Rename to...
2721 (instantiate_decl_rtl): ... this.
2722 (instantiate_expr): Use instantiate_decl_rtl.
2723 (instantiate_decls_1): Likewise.
2724 (instantiate_decls): Likewise.
2725 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2726 * function.h (instantiate_decl_rtl): Add prototype.
2727 * cfgexpand.c (target.h): New include.
2728 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2729 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2730 (TARGET_INSTANTIATE_DECLS): Likewise.
2731 (TARGET_INITIALIZER): New target hooks added.
2732 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2734 * config/rs6000/rs6000.c (tree-flow.h): New include.
2735 (machine_function): Add sdmode_stack_slot field.
2736 (rs6000_alloc_sdmode_stack_slot): New function.
2737 (rs6000_instantiate_decls): Likewise.
2738 (rs6000_secondary_memory_needed_rtx): Likewise.
2739 (rs6000_check_sdmode): Likewise.
2740 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2741 (TARGET_INSTANTIATE_DECLS): Likewise.
2742 (rs6000_hard_regno_mode_ok): Allow SDmode.
2743 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2744 (rs6000_emit_move): Handle SDmode.
2745 (function_arg_advance): Likewise.
2746 (function_arg): Likewise.
2747 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2748 SDmode var args for 32-bit compiles.
2749 (rs6000_secondary_reload_class): Handle SDmode.
2750 (rs6000_output_function_epilogue): Likewise.
2751 (rs6000_function_value): Simplify if statement.
2752 (rs6000_libcall_value): Likewise.
2753 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2754 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2755 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2756 (movsd_hardfloat): New define_insn.
2757 (movsd_softfloat): Likewise.
2758 (movsd_store): Likewise.
2759 (movsd_load): Likewise.
2760 (extendsddd2): Likewise.
2761 (extendsdtd2): Likewise.
2762 (truncddsd2): Likewise.
2763 (movdd_hardfloat64): Fixup comment.
2764 (UNSPEC_MOVSD_LOAD): New constant.
2765 (UNSPEC_MOVSD_STORE): Likewise.
2767 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2770 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2772 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2773 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2774 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2777 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2780 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2782 __LONGDOUBLE128 too.
2783 * config/rs6000/aix61.h: New file.
2785 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2787 PR rtl-optimization/34959
2788 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2789 popcount and parity rtxes the same mode as their operand.
2790 Truncate or extend the result to the return value's mode
2793 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2796 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2797 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2798 to GOT_VERSION_REGNUM.
2799 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2800 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2801 * config/mips/mips.c (mips_emit_call_insn): New function.
2802 (mips_call_tls_get_addr): Call mips_expand_call directly.
2803 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2805 (mips16_build_call_stub): Likewise. Return the call insn or null.
2806 (mips_expand_call): Update the call to mips16_build_call_stub
2807 accordingly and a remove redundant condition. Assert that MIPS16
2808 stubs do not use lazy binding. Use mips_emit_call_insn and return
2810 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2812 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2813 (mips_avoid_hazard): Remove hazard_set handling.
2814 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2815 (UNSPEC_RESTORE_GP): ...this.
2816 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2817 (FAKE_CALL_REGNO): Rename to...
2818 (GOT_VERSION_REGNUM): ...this.
2819 (type): Add "ghost" value. Add an associated insn reservation.
2820 (hazard_set): Remove.
2821 (exception_receiver): Rename to...
2822 (restore_gp): ...this and update the unspec identifier accordingly.
2823 (exception_receiver, nonlocal_got_receiver): New expanders.
2824 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2825 FAKE_CALL_REGNO. Remove hazard_set attribute.
2826 (set_got_version, update_got_version): New patterns.
2828 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2831 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2833 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2836 * doc/install.texi2html: Generate gcc-vers.texi.
2838 2008-01-25 DJ Delorie <dj@redhat.com>
2840 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2842 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2844 * config/c4x: Remove directory.
2845 * config.gcc (crx-*, mt-*): Mark obsolete.
2846 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2847 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2848 sh-*-rtemscoff*): Remove cases.
2849 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2850 * real.c (encode_c4x_single, decode_c4x_single,
2851 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2852 c4x_extended_format): Remove.
2853 * real.h (c4x_single_format, c4x_extended_format): Remove.
2854 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2856 (Pragmas): Remove comment about c4x pragmas.
2857 * doc/install.texi (c4x): Remove target-specific instructions.
2858 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2859 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2860 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2861 refer to C4x source files as examples.
2862 (C4X_FLOAT_FORMAT): Remove documentation.
2864 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2866 * config/bfin/bfin.c (override_options): Reorder tests so that
2867 flag_pic gets enabled for -msep-data.
2869 2008-01-25 Richard Guenther <rguenther@suse.de>
2872 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2873 to its bitfield precision if required.
2875 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2878 * tree-nested.c (walk_omp_for): New function.
2879 (convert_nonlocal_reference, convert_local_reference): Call
2880 walk_omp_for on OMP_FOR.
2881 (convert_call_expr): Call walk_body on OMP_FOR's
2882 OMP_FOR_PRE_INIT_BODY.
2884 2008-01-25 Richard Guenther <rguenther@suse.de>
2886 PR tree-optimization/34966
2887 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2888 default defs and PHI_NODEs we have to insert after the
2891 2008-01-24 Nick Clifton <nickc@redhat.com>
2893 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2894 Provide a default definition.
2895 (LIBGCC2_UNITS_PER_WORD): Likewise.
2897 * config/stormy16/stormy16.c: Include df.h for the prototype
2898 for df_regs_ever_live_p.
2899 (xstormy16_expand_builtin_va_start): Convert the stack offset
2900 into a component_ref and then use POINTER_PLUS_EXPR to add it
2901 to the incoming_virtual_args_rtx.
2902 (xstormy16_gimplify_va_arg_expr): Rename to
2903 xstormy16_gimplify_va_arg_expr.
2904 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2905 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2906 xstormy16_gimplify_va_arg_expr.
2907 Fix up some formatting issues.
2909 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2910 Move to predicates.md.
2911 (xs_hi_general_operand): Likewise.
2912 (xs_hi_nonmemory_operand): Likewise.
2913 * config/stormy16/predicates.md:
2914 (xstormy16_carry_plus_operand): New predicate.
2915 (xs_hi_general_operand): New predicate.
2916 (xs_hi_nonmemory_operand): New predicate.
2917 * config/stormy16/stormy16-protos.h:
2918 (xstormy16_carry_plus_operand): Delete prototype.
2919 (xs_hi_general_operand): Likewise.
2920 (xs_hi_nonmemory_operand): Likewise.
2922 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2923 modifiers as they are no longer needed and they can trigger
2924 reload spill failures.
2926 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2927 with a match_operand in order to help reload.
2929 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2930 constraint with 'e' for the 8th alternative as this version of
2931 the mov.w instruction only accepts the lower 8 registers.
2933 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2936 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2937 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2940 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2943 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2945 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2947 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2949 (remove_structure): Update allocations list before removing structure.
2951 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2953 * ipa-struct-reorg.c (is_safe_cond_expr,
2954 create_new_stmts_for_cond_expr): Use integer_zerop function,
2955 that recognize not only zero-pointer, but zero-integer too.
2957 2008-01-25 Ben Elliston <bje@au.ibm.com>
2960 * fixproto: Escape "." in sed expression that strips leading "./".
2962 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2965 * gcc.c (SWITCH_OK): Removed.
2966 (SWITCH_LIVE): Changed to bit.
2967 (SWITCH_FALSE): Likewise.
2968 (SWITCH_IGNORE): Likewise.
2969 (switchstr): Change live_cond to unsigned int.
2970 (process_command): Replace SWITCH_OK with 0.
2971 (do_self_spec): Likewise.
2972 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2973 (give_switch): Likewise.
2974 (used_arg): Likewise.
2975 (do_spec_1): Set the SWITCH_IGNORE bit.
2976 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2977 bits. Set the SWITCH_LIVE bit.
2979 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2981 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2983 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2985 PR tree-optimization/34472
2986 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2987 parameter to a "bool *" and set *DATA to false if there is
2988 an unsafe access. Do not delete the structure here.
2989 (check_cond_exprs): Delete it here instead.
2990 (check_cond_exprs, exclude_cold_structs): Do not increase
2991 I when removing a structure.
2993 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2997 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2999 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3002 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3003 a fixed vector for stack.
3005 2008-01-24 Ben Elliston <bje@au.ibm.com>
3008 * doc/gcc.texi (Software development): Add a direntry for g++.
3010 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3012 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3013 stale and straggling -fforce-addr comments above.
3015 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3017 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3018 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3020 2008-01-23 Michael Matz <matz@suse.de>
3023 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3026 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3028 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3031 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3033 * config/avr/avr.c (avr_current_arch): New variable.
3034 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3035 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3036 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3037 (avr_override_options): Init 'avr_current_arch'.
3038 (base_arch_s): Move from here...
3039 * config/avr/avr.h (base_arch_s): ... here. Add new members
3040 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3041 'mega' to 'have_jmp_call'.
3042 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3043 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3045 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3047 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3048 MULTILIB_MATCHES): (Ditto.).
3050 2008-01-23 Richard Guenther <rguenther@suse.de>
3053 * cgraphunit.c (cgraph_reset_node): Always mark the node
3054 not reachable if it is not queued already.
3056 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3058 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3059 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3060 (cputype_selected): New static variable.
3061 (bfin_handle_option): Set it if -mcpu is used.
3062 (override_option): Select default set of workarounds if no cpu type
3063 selected on the command line.
3064 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3066 From Michael Frysinger <michael.frysinger@analog.com>
3067 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3068 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3070 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3071 for bf547, bf523, bf524, and bf526.
3072 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3074 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3075 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3076 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3077 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3078 * doc/invoke.texi (Blackfin Options): Document that
3079 -mcpu now accept bf547, bf523, bf524, and bf526.
3081 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3083 PR rtl-optimization/34628
3084 * combine.c (try_combine): Stop and undo after the first combination
3085 if an autoincrement side-effect on the first insn has effectively
3088 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3091 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3092 Offset addresses are not valid for Altivec or paired float modes.
3094 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3097 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3098 if DECL_INITIAL (decl) is error_mark_node.
3101 * c-common.c (handle_vector_size_attribute): Only allow
3102 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3103 the same way as pointer, array etc. types.
3104 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3107 * tree.c (build_type_attribute_qual_variant): Call
3108 build_qualified_type if attributes are equal, but quals are not.
3110 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3113 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3114 * flags.h (warn_strict_aliasing): Remove.
3115 (warn_strict_overflow): Remove.
3116 * opts.c (warn_strict_aliasing): Remove.
3117 (warn_strict_overflow): Remove.
3118 * c-opts.c (c_common_handle_option): -Wall only sets
3119 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3120 (c_common_post_options): Give default values to -Wstrict-aliasing
3121 and -Wstrict-overflow if they are uninitialized.
3122 * common.opt (Wstrict-aliasing): Specify Var and Init.
3123 (Wstrict-overflow): Likewise.
3125 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3127 PR rtl-optimization/26854
3128 PR rtl-optimization/34400
3129 PR rtl-optimization/34884
3130 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3132 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3133 (df_rd_bb_info.expanded_lr_out): Deleted
3134 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3135 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3136 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3137 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3138 Removed code to allocate, initialize or free expanded_lr_out.
3139 (df_rd_bb_local_compute_process_def): Restructured to make more
3141 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3142 sets if the sets are being trimmed.
3144 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3147 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3148 (as_vers): Likewise.
3149 * configure: Regenerated.
3151 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3154 * tree-pass.h (pass_build_alias): New pass.
3155 * tree-ssa-alias.c (gate_build_alias): New.
3156 (pass_build_alias): New.
3157 * passes.c (init_optimization_passes): Add pass_build_alias after
3158 pass_create_structure_vars.
3160 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3162 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3163 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3164 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3165 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3166 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3167 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3168 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3169 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3170 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3171 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3172 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3173 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3174 * config/s390/s390.md (FP_ALL): New mode iterator.
3175 (_d): New mode attribute.
3176 ("*signbit<mode>2>"): Changed mode of first operand.
3177 ("isinf<mode>2"): Changed mode of first operand.
3178 ("*TDC_insn"): Adaptation for DFP modes.
3180 2008-01-22 Ben Elliston <bje@au.ibm.com>
3182 * tree.c (check_qualified_type): Improve function description.
3184 2008-01-21 Jason Merrill <jason@redhat.com>
3187 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3188 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3191 2008-01-21 DJ Delorie <dj@redhat.com>
3193 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3196 2008-01-21 Richard Guenther <rguenther@suse.de>
3199 * tree-cfg.c (verify_expr): Allow all invariant expressions
3200 instead of just constant class ones as reference argument.
3201 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3202 like any other constant.
3203 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3205 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3207 * regmove.c (fixup_match_1): Update call crossed frequencies.
3209 2008-01-21 Richard Guenther <rguenther@suse.de>
3212 * tree-inline.c (setup_one_parameter): Deal with mismatched
3213 types using a VIEW_CONVERT_EXPR.
3215 2008-01-21 Alon Dayan <alond@il.ibm.com>
3216 Olga Golovanevsky <olga@il.ibm.com>
3218 PR tree-optimization/34701
3219 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3220 when the structure size is not a power of 2.
3222 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3224 * doc/install.texi: Add doc for --enable-checking=df.
3226 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3228 PR rtl-optimization/34808
3229 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3231 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3233 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3236 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3238 PR rtl-optimization/26854
3239 PR rtl-optimization/34400
3240 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3242 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3243 (df_rd_bb_info.expanded_lr_out): New.
3244 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3245 * loop_iv.c (iv_analysis_loop_init): Ditto.
3246 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3247 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3248 Added code to allocate, initialize or free expanded_lr_out.
3249 (df_rd_bb_local_compute_process_def): Restructured to make
3250 more understandable.
3251 (df_rd_confluence_n): Add code to do nothing with fake edges and
3252 code to no apply invalidate_by_call sets if the sets are being trimmed.
3253 (df_lr_local_finalize): Renamed to df_lr_finalize.
3254 (df_live_local_finalize): Renamed to df_live_finalize.
3256 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3259 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3260 deciding whether to use reciprocal instructions.
3262 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3264 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3265 dwarf2out_note_section_used if cold_text_section is NULL.
3267 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3269 PR gcov-profile/34610
3270 * tree-cfg.c (make_edges): Mark both outgoing edges from
3271 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3272 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3273 from OMP_FOR and OMP_CONTINUE outgoing edges.
3275 * tree-profile.c (tree_profiling): Return early if
3276 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3278 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3279 from cfun to child_cfun.
3280 * function.h (struct function): Add after_tree_profile bit.
3282 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3284 * config/avr/avr.S (_exit): Disable interrupt.
3286 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3287 Steven Bosscher <stevenb.gcc@gmail.com>
3289 PR rtl-optimization/26854
3290 PR rtl-optimization/34400
3291 * df-problems.c (df_live_scratch): New scratch bitmap.
3292 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3293 (df_live_reset): Clear the proper bitmaps.
3294 (df_live_bb_local_compute): Only process the artificial defs once
3295 since the order is not important.
3296 (df_live_init): Init the df_live sets only with the variables
3297 found live by df_lr.
3298 (df_live_transfer_function): Use the df_lr sets to prune the
3299 df_live sets as they are being computed.
3300 (df_live_free): Free df_live_scratch.
3302 2008-01-18 Ian Lance Taylor <iant@google.com>
3304 * common.opt: Add fmerge-debug-strings.
3305 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3306 flag_merge_debug_strings rather than flag_merge_constants.
3307 * doc/invoke.texi (Option Summary): Mention
3308 -fmerge-debug-strings.
3309 (Debugging Options): Document -fmerge-debug-strings.
3311 2008-01-18 Ian Lance Taylor <iant@google.com>
3314 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3315 (struct tree_function_decl): Add new field operator_new_flag.
3316 * tree-inline.c (expand_call_inline): When inlining a call to
3317 operator new, force the return value to go into a variable, and
3318 set DECL_NO_TBAA_P on that variable.
3319 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3321 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3324 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3325 DWARF2_DEBUGGING_INFO.
3326 (dwarf2out_note_section_used): Ditto. Add prototype.
3327 (have_multiple_function_sections, text_section_used,
3328 cold_text_section_used, *cold_text_sections): Move declarations
3331 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3333 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3334 field and add signal_ra.
3335 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3336 assignments to frame state pc. Move end of stack check after
3337 MD_FALLBACK_FRAME_STATE_FOR.
3338 (uw_update_context_1): Use frame state signal_regs if set, instead
3339 of checking signal_frame flag.
3340 (uw_update_context): Use frame state signal_ra if set.
3341 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3342 * config/xtensa/linux-unwind.h: New file.
3344 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3346 * modulo-sched.c (get_sched_window): Fix comment typo.
3348 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3350 PR tree-optimization/34648
3351 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3353 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3355 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3356 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3358 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3360 PR rtl-optimization/34400
3361 * df-core.c (df_worklist_dataflow_overeager,
3362 df_worklist_dataflow_doublequeue): New functions.
3363 (df_worklist_dataflow): Two different worklist solvers.
3364 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3367 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3370 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3371 and ftree-parallelize-loops.
3373 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3375 PR rtl-optimization/34826
3376 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3378 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3380 * global.c (find_reg): Mark the eh regs as used if necessary.
3381 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3382 * ra.h (struct allocno): no_eh_reg field added. Changed
3383 no_stack_reg type to bitfield.
3385 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3387 * tree.c (substitute_in_expr): Add missing 'break'.
3389 2008-01-17 Richard Guenther <rguenther@suse.de>
3391 PR tree-optimization/34825
3392 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3393 x / x as division to handle.
3395 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3398 "-pthread" is specified.
3399 * pa-hpux11.h (LIB_SPEC): Likewise.
3401 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3402 Peter Bergner <bergner@vnet.ibm.com>
3404 PR rtl-optimization/33796
3405 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3407 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3409 PR libgfortran/34699
3410 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3412 * pa-hpux10.h (LINK_SPEC): Likewise.
3413 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3415 2008-01-16 Richard Guenther <rguenther@suse.de>
3418 * fold-const.c (fold_convert_const_int_from_int): Do not
3419 set overflow if that occured only because of a sign extension
3420 change when converting from/to a sizetype with the same
3421 precision and signedness.
3423 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3426 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3427 location address to the correct place. Update copyright year.
3429 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3431 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3432 no dependences in the dependence_relations vector.
3434 2008-01-16 Jan Hubicka <jh@suse.cz>
3436 PR rtl-optimization/31396
3437 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3438 * cfg.c (dump_reg_info): Print it.
3439 * regs.h (struct reg_info_t): add freq_calls_crossed.
3440 (REG_FREQ_CALLS_CROSSED): New macro.
3441 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3442 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3443 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3444 regmove_optimize): Update call crossed frequencies.
3445 * local-alloc.c (struct qty): Add freq_calls_crossed.
3446 (alloc_qty): Copute freq_calls_crossed.
3447 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3448 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3449 * ra.h (struct allocno): Add freq_calls_crossed.
3451 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3453 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3454 libgomp when compiling with ftree-parallelize-loops.
3455 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3457 2008-01-16 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/34769
3460 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3461 * tree.c (int_cst_value): Instead make this function more
3462 permissive in what it accepts as valid input. Document this
3463 function always sign-extends the value.
3465 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3466 Richard Guenther <rguenther@suse.de>
3469 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3470 (gimple_fold_indirect_ref_rhs): ... this.
3471 (gimple_fold_indirect_ref): New function with foldings
3472 that preserve lvalueness.
3473 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3474 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3475 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3476 to fold an INDIRECT_REF, fall back to the old use of
3477 fold_indirect_ref_1.
3479 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3481 * tree-data-ref.c (subscript_dependence_tester_1): Call
3482 free_conflict_function.
3483 (compute_self_dependence): Same.
3485 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3488 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3489 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3491 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3492 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3493 for DWARF2_UNWIND_INFO targets.
3495 2008-01-16 Richard Guenther <rguenther@suse.de>
3498 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3499 type qualifiers for function types.
3501 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3503 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3504 loop_iterator li from previous commit.
3506 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3508 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3510 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3512 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3513 (parallelize_loops): Don't parallelize irreducible components.
3515 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3518 * c-opts (c_common_post_options): Do not enable CPP
3519 flag_pedantic_errors by default.
3521 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3523 PR rtl-optimization/31944
3524 * cse.c (remove_pseudo_from_table): New function.
3525 (merge_equiv_classes): Use above function to remove pseudo-registers.
3526 (invalidate): Likewise.
3528 2008-01-13 Richard Guenther <rguenther@suse.de>
3531 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3532 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3534 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3536 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3537 validate_change to unshare the source of the PC set.
3539 2008-01-12 Jan Hubicka <jh@suse.cz>
3542 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3543 references above array bounds. This might trigger bounds checks for
3546 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3548 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3549 new_replaceable_dependencies.
3551 2008-01-12 Doug Kwan <dougkwan@google.com>
3553 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3554 instead of OPT_Wreturn_type in warning due to ignored return type
3556 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3557 options included in -Wextra.
3558 * c.opt: New option -Wignored_qualifiers.
3559 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3560 -Wignore_qualifiers.
3561 (-Wignored-qualifiers): Document.
3562 (-Wreturn-type): Remove description of functionality now handled
3563 by -Wignored-qualifiers.
3565 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3568 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3569 NOP_EXPR if it is between integral types with the same precision.
3571 2008-01-12 Jan Hubicka <jh@suse.cz>
3574 * invoke.texi (max-inline-recursive-depth): Fix default value.
3576 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3578 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3581 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3583 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3585 2008-01-11 James E. Wilson <wilson@specifix.com>
3588 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3590 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3592 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3593 save/restore frame pointer register and don't use 'call-prologues'
3594 optimization in function with "OS_task" attribute.
3596 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3599 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3600 when copying to memory.
3602 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3604 PR rtl-optimization/30905
3605 * cfgcleanup.c: Include dce.h
3606 (crossjumps_occured): New global variable.
3607 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3608 If something changed, set crossjumps_occured to true.
3609 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3610 Don't add/remove fake edges to exit here...
3611 (cleanup_cfg): ...but do it here, when crossjumping.
3612 Run a fast DCE when successful crossjumps occured in the latest
3613 iteration of try_optimize_cfg.
3615 2008-01-11 Richard Guenther <rguenther@suse.de>
3617 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3618 (struct vn_unary_op_s): Likewise.
3619 (vn_reference_insert): Free old reference on hash collision.
3621 2008-01-10 Raksit Ashok <raksit@google.com>
3623 PR rtl-optimization/27971
3624 * combine.c (find_split_point): Split PLUS expressions which are
3625 inside a MEM rtx, and whose first operand is complex.
3627 2008-01-10 DJ Delorie <dj@redhat.com>
3629 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3630 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3631 (m32c_hard_regno_ok): Call the underlying function.
3633 2008-01-10 Richard Guenther <rguenther@suse.de>
3636 * tree-cfg.c (tree_merge_blocks): Do not go through the
3637 full-blown folding and stmt updating path if we just deal
3638 with virtual operands.
3639 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3640 test for abnormal SSA_NAMEs.
3642 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3645 * reload.c (push_reload): Add assertions. All constants from
3646 reg_equiv_constant should have been used for replacing the respective
3648 (find_reloads_address): Invoke find_reloads_address_part for
3649 constant taken from the reg_equiv_constant array.
3651 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3653 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3654 field (valnum) the first in the struct. Replace bools with
3657 2008-01-10 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/34651
3660 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3661 types and ordering for masking and converting.
3663 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3665 PR tree-optimization/34017
3666 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3667 also for PHI_NODE expressions.
3669 2008-01-09 Jan Hubicka <jh@suse.cz>
3671 PR tree-optimization/34708
3672 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3673 based on number of case labels.
3674 (init_inline_once): Remove switch_cost.
3675 * tree-inline.h (eni_weights_d): Remove switch_cost.
3677 2008-01-09 Richard Guenther <rguenther@suse.de>
3678 Andrew Pinski <andrew_pinski@playstation.sony.com>
3681 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3682 temporary if an rvalue is ok or an lvalue is not required.
3684 2008-01-09 Richard Guenther <rguenther@suse.de>
3687 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3690 2008-01-09 Richard Guenther <rguenther@suse.de>
3693 * tree.c (host_integerp): Check for sizetype only if the
3694 type is an integer type.
3696 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3699 * opts.c (decode_options): Disable inlining of functions called
3700 once if not in unit-at-a-time mode.
3702 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3704 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3706 2008-01-08 Richard Guenther <rguenther@suse.de>
3709 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3710 out early if the result will be unused.
3712 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3717 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3718 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3721 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3723 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3724 for vectorization tuned.
3726 2008-01-08 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/34683
3729 * tree-ssa-operands.c (operand_build_cmp): Export.
3730 * tree-ssa-operands.h (operand_build_cmp): Declare.
3731 * tree-vn.c (vuses_compare): Remove.
3732 (sort_vuses): Use operand_build_cmp.
3733 (sort_vuses_heap): Likewise.
3734 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3735 to re-use old VEC if available. Do not sort already sorted VUSEs.
3736 (vdefs_to_vec): Do not sort already sorted VDEFs.
3738 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3741 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3743 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3746 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3747 limitations of reciprocal sequences on x86 targets.
3749 2008-01-08 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/34683
3752 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3754 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3757 * config/darwin.c (darwin_mergeable_string_section): Don't use
3758 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3760 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3763 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3764 negxf2. Macroize expander using X87MODEF mode iterator. Change
3765 predicates of op0 and op1 to register_operand.
3766 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3767 expander using X87MODEF mode iterator. Change predicates of
3768 op0 and op1 to register_operand.
3769 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3770 corresponding patterns and macroize using MODEF macro. Change
3771 predicates of op0 and op1 to register_operand and remove
3772 "m" constraint. Disparage "r" alternative with "!".
3773 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3774 macroize using X87MODEF macro. Change predicates of op0 and op1
3775 to register_operand and remove "m" constraint. Disparage "r"
3776 alternative with "!".
3777 (absneg splitter with memory operands): Remove.
3778 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3779 patterns and macroize using X87MODEF mode iterator.
3780 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3781 Change predicate of op1 to register_operand.
3782 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3783 for memory operands.
3785 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3787 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3789 2008-01-07 Richard Guenther <rguenther@suse.de>
3791 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3794 2008-01-07 Richard Guenther <rguenther@suse.de>
3796 PR tree-optimization/34683
3797 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3798 VOPs of the needed size to save memory. Use VEC_quick_push
3799 to save compile-time.
3800 (vdefs_to_vec): Likewise.
3802 2008-01-07 Sa Liu <saliu@de.ibm.com>
3804 * config/spu/spu.md (divdf3): Genetate inline code for double
3805 division. The implementation doesn't handle INF or NAN, therefore it
3806 only applies when -ffinite-math-only is given.
3808 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3811 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3812 * doc/cpp.texi ([Common Predefined Macros]): Document.
3814 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3817 order to use commutative addition instead of subtraction.
3819 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3820 Mircea Namolaru <namolaru@il.ibm.com>
3821 Vladimir Yanovsky <yanov@il.ibm.com>
3822 Revital Eres <eres@il.ibm.com>
3824 PR tree-optimization/34263
3825 * tree-outof-ssa.c (process_single_block_loop_latch,
3826 contains_tree_r): New functions.
3827 (analyze_edges_for_bb): Call process_single_block_loop_latch
3828 function to empty single-basic-block latch block if possible.
3830 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3834 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3836 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3838 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3840 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3842 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3844 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3846 PR tree-optimization/34618
3847 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3850 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3854 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3855 Update copyright year.
3857 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3858 Update copyright year.
3859 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3862 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3864 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3865 edge does not point to current bb before changing need_assert.
3867 2008-01-04 Richard Guenther <rguenther@suse.de>
3870 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3871 for verifying purposes if they are is_gimple_min_invariant.
3873 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3875 PR tree-optimization/34448
3876 PR tree-optimization/34465
3877 * gimplify.c (gimplify_init_constructor): Add new parameter
3878 notify_temp_creation. Use it.
3879 (gimplify_modify_expr_rhs): Take volatiles into account when
3880 optimizing constructors.
3881 Do not optimize constructors if gimplify_init_constructor will dump to
3883 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3884 * gcc.c-torture/compile/pr34448.c: New.
3886 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3888 PR gcov-profile/34609
3889 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3890 return_slot if result is TREE_ADDRESSABLE.
3892 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3894 * config/mips/mips.md (sqrt_condition): Tweak comment.
3895 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3897 2008-01-03 Tom Tromey <tromey@redhat.com>
3900 * c-common.c (c_type_hash): Handle VLAs.
3902 2008-01-03 Jan Hubicka <jh@suse.cz>
3904 PR tree-optimization/31081
3905 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3906 0 when inlining and not inlining to first basic block.
3907 (remap_decl): When var is initialized to 0, don't set default_def.
3908 (expand_call_inline): Set entry_bb.
3909 * tree-inline.h (copy_body_data): Add entry_bb.
3911 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3914 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3917 PR tree-optimization/29484
3918 * tree-inline.c (inline_forbidden_p_2): New function.
3919 (inline_forbidden_p): Disallow inlining if some static var
3920 has an address of a local LABEL_DECL in its initializer.
3921 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3924 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3926 PR tree-optimization/34635
3927 * tree-data-ref.c (add_other_self_distances): Make sure that the
3928 evolution step is constant.
3930 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3933 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3935 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3937 * tree-sra.c (scalarize_init): Insert the generate_element_init
3938 statements after the generate_element_zero statements.
3940 2008-01-02 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3945 for very large number of operands instead of ICEing.
3947 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3950 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3951 while stack probing.
3953 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3955 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3958 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3961 * tree-mudflap.c (mx_register_decls): Guard warning by
3962 !DECL_ARTIFICIAL check.
3964 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3966 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3967 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3968 sse5_perm<mode>): Fix constraints.