1 2008-03-13 Alon Dayan <alond@il.ibm.com>
2 Olga Golovanevsky <olga@il.ibm.com>
4 PR tree-optimization/35041
5 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6 to locate the right position in a statement.
8 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/xmmintrin.h: Change all static inline functions to
13 extern inline and add __gnu_inline__ attribute.
14 * config/i386/bmintrin.h: Ditto.
15 * config/i386/smmintrin.h: Ditto.
16 * config/i386/tmmintrin.h: Ditto.
17 * config/i386/mmintrin-common.h: Ditto.
18 * config/i386/ammintrin.h: Ditto.
19 * config/i386/emmintrin.h: Ditto.
20 * config/i386/pmmintrin.h: Ditto.
21 * config/i386/mmintrin.h: Ditto.
22 * config/i386/mm3dnow.h: Ditto.
24 2008-03-13 Jakub Jelinek <jakub@redhat.com>
27 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
28 (lower_omp_2): New function.
29 (lower_omp_1, lower_omp): Rewritten.
31 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
34 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
35 with the phrase "Microsoft Windows compilers".
36 (Push/Pop Macro Pragmas): New subsection. Document
37 #pragma push_macro and pragma pop_macro.
39 2008-03-12 Paul Brook <paul@codesourcery.com>
41 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
43 2008-03-12 Paul Brook <paul@codesourcery.com>
45 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
46 (thumb2_alusi3_short): Exclude PLUS and MINUS.
47 (thumb2_addsi_shortim): Rename ...
48 (thumb2_addsi_short): ... to this. Allow register operands.
49 (thumb2_subsi_short): New pattern.
50 (thumb2_one_cmplsi2_short,
51 thumb2_negsi2_short): New patterns and peepholes.
53 2008-03-12 Paul Brook <paul@codesourcery.com>
55 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
57 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.md (int_cond): New code iterator.
61 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
62 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
63 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
64 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
65 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
66 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
67 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
68 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
70 2008-03-12 Paul Brook <paul@codesourcery.com>
72 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
73 instead of {arm,thumb}_compute_save_reg_mask.
74 (output_return_instruction): Ditto.
75 (thumb_unexpanded_epilogue): Ditto.
76 (thumb1_expand_prologue): Ditto.
77 (thumb1_output_function_prologue): Ditto.
78 (arm_set_return_address): Ditto.
79 (thumb_set_return_address): Ditto.
80 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
81 regs to achieve stack alignment.
82 (thumb1_compute_save_reg_mask): Fix compiler warning.
83 (arm_output_epilogue): Use offsets->saved_regs_mask.
84 Adjust stack pointer by poping call clobered registers.
85 (arm_expand_prologue): Use offsets->saved_regs_mask.
86 Adjust stack pointer by pushing extra registers.
87 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
89 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
92 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
93 conversion to the operands of a multiplication.
95 2008-03-12 Richard Guenther <rguenther@suse.de>
97 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
98 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
99 * timevar.def (TV_TREE_PHIPROP): Add.
100 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
101 pass description. Use TV_TREE_PHIPROP.
102 * tree-ssa-forwprop.c: Remove phiprop code.
104 2008-03-12 Jakub Jelinek <jakub@redhat.com>
107 * omp-low.c (maybe_lookup_decl): Constify first argument.
108 (use_pointer_for_field): Change last argument from bool to
109 omp_context *. Disallow shared copy-in/out in nested
110 parallel if decl is shared in outer parallel too.
111 (build_outer_var_ref, scan_sharing_clauses,
112 lower_rec_input_clauses, lower_copyprivate_clauses,
113 lower_send_clauses, lower_send_shared_vars): Adjust callers.
115 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
116 Ira Rosen <irar@il.ibm.com>
118 * tree-vectorizer.c (free_stmt_vec_info): New function.
119 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
120 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
121 * tree-vectorizer.h (free_stmt_vec_info): Declare.
122 * tree-vect-transform.c (vectorizable_conversion): Free
123 vec_oprnds0 if it was allocated.
124 (vect_permute_store_chain): Remove unused VECs.
125 (vectorizable_store): Free VECs that are allocated in the..
127 (vect_transform_strided_load, vectorizable_load): Likewise.
128 (vect_remove_stores): Simplify the code.
129 (vect_transform_loop): Move code to vect_remove_stores().
130 Call vect_remove_stores() and free_stmt_vec_info().
132 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
134 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
135 TARGET_HPUX. Revise comment.
136 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
137 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
138 Use sr4 variant of `be' instruction when not generating PIC code.
139 (attr_length_call): Adjust for above change.
141 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
143 * ipa-reference.c (static_execute): Remove module_statics_const and
144 associated setting code.
146 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
150 constraint for operand 1.
151 (paritysi2_cmp): Use register_operand constraint for operand 2.
152 Use earlyclobber modifier for operand 1. Remove support for
154 (paritydi2_cmp): Use register_operand constraint for operand 3.
155 Use earlyclobber modifier for operand 1. Remove support for
158 2008-03-11 Paul Brook <paul@codesourcery.com>
159 Vladimir Prus <vladimir@codesourcery.com>
161 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
162 (arm_compute_save_reg0_reg12_mask): Always
163 check if register 11 must be saved. Always safe hard frame pointer
164 when frame_pointer_needeed.
165 (arm_compute_save_reg_mask): Save IP and PC
166 only with apcs frames.
167 (arm_output_epilogue): Adjust Thumb2 codepath to
168 be also invoked and work for ARM non-apcs frames.
169 (arm_expand_prologue): Don't bother saving IP
170 for non-apcs frame, since it's not clobbered by
171 prologue code. Implement non-apcs frame
174 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
176 PR rtl-optimization/35281
177 * expr.c (convert_move): Use a new pseudo for the intermediate
178 from_mode->word_mode result.
180 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
182 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
183 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
184 * toplev.c (compile_file): Don't call it.
186 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
189 * expr.c (store_expr): Call emit_block_move if the mode
190 of "temp" RTX is BLKmode.
192 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
193 Richard Guenther <rguenther@suse.de>
195 PR tree-optimization/31358
196 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
197 the step with a NULL_TREE.
198 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
199 to sizetype if type is a pointer type.
200 (add_candidate_1): Don't convert the base and step to
201 the generic type if the orginal type is a pointer type.
202 (add_iv_value_candidates): Use sizetype for the step
203 if type is a pointer type.
204 (cand_value_at): Likewise.
205 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
207 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
208 Don't convert the tem affine to the type.
209 (add_elt_to_tree): Use sizetype for the step if a pointer.
210 Use POINTER_PLUS_EXPR for pointers.
211 (aff_combination_to_tree): Use sizetype for the step if a
214 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
216 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
217 Remove commutativity hint.
219 2008-03-10 Jakub Jelinek <jakub@redhat.com>
223 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
224 errorneous type. Check that v is a VAR_DECL.
227 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
229 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
231 PR tree-optimization/35494
232 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
233 may be overriden at link and run time.
235 2008-03-10 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/34677
238 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
239 (poolify_tree): Likewise.
240 (modify_expr_template): Likewise.
241 (poolify_modify_stmt): Likewise.
242 (insert_fake_stores): Handle all component-ref style stores
243 in addition to INDIRECT_REF. Also handle complex types.
244 Do not poolify the inserted load.
245 (realify_fake_stores): Do not rebuild the tree but only
246 make it a SSA_NAME copy.
247 (init_pre): Remove initialzation of modify_expr_template.
248 Do not allocate modify_expr_node_pool.
249 (fini_pre): Do not free modify_expr_node_pool.
251 2008-03-10 Paul Brook <paul@codesourcery.com>
253 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
256 2008-03-10 Paul Brook <paul@codesourcery.com>
257 Mark Shinwell <shinwell@codesourcery.com>
259 * config/arm/cortex-r4.md: New.
260 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
262 * config/arm/arm.md: Include cortex-r4.md.
263 (insn): Add smmls, sdiv and udiv values.
264 (generic_sched): Don't use generic scheduling for Cortex-R4.
265 (arm_issue_rate): New function.
266 (TARGET_SCHED_ISSUE_RATE): Define.
268 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
270 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
272 2008-03-10 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-pre.c (get_sccvn_value): Simplify.
275 (compute_avail): Do not add stmt uses to AVAIL_OUT.
277 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
279 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
282 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
284 * c.opt (Wsynth): Deprecate.
285 * doc/invoke.texi (Option Summary, Warning Options): Document
286 -Wno-format-contains-nul.
288 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
292 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
294 2008-03-09 Ira Rosen <irar@il.ibm.com>
296 * config/rs6000/rs6000.c (builtin_description): Rename vector
297 left shift operations.
298 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
299 (altivec_vsl<VI_char>): Rename to ...
300 (ashl<mode>3): ... new name.
301 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
303 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
305 2008-03-08 Richard Guenther <rguenther@suse.de>
307 * coverage.h (tree_coverage_counter_addr): Declare.
308 * coverage.c (tree_coverage_counter_addr): New function.
309 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
311 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
312 (tree_gen_one_value_profiler): Likewise.
313 (tree_gen_ic_profiler): Likewise.
314 (tree_gen_average_profiler): Likewise.
315 (tree_gen_ior_profiler): Likewise.
317 2008-03-08 Richard Guenther <rguenther@suse.de>
319 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
320 (vn_binary_op_insert): Likewise.
321 (vn_unary_op_lookup): Likewise.
322 (vn_unary_op_insert): Likewise.
323 (vn_nary_op_lookup): Declare.
324 (vn_nary_op_insert): Likewise.
325 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
326 and binary hashes, use a single obstack for unary_op_pool
328 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
329 a single struct vn_nary_op_s. Store tree code length and
330 a variable number of operands.
331 (struct vn_reference_op_struct): Remove unused op2.
332 (vn_reference_op_eq): Do not compare op2.
333 (vn_reference_op_compute_hash): Do not compute hash of op2.
334 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
335 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
336 with vn_nary_op_compute_hash.
337 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
338 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
340 (vn_unary_op_insert, vn_binary_op_insert): Replace with
342 (visit_unary_op): Call nary functions.
343 (visit_binary_op): Likewise.
344 (process_scc): Adjust for struct vn_tables_s changes.
345 (allocate_vn_table): Likewise.
346 (free_vn_table): Likewise.
347 * tree-vn.c (vn_add): Call nary functions.
348 (vn_lookup): Likewise.
350 2008-03-08 Jakub Jelinek <jakub@redhat.com>
353 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
354 wdst back after sync_compare_and_swapqhi_internal.
356 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386-modes.def (V1DI): New vector mode.
360 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
361 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
363 (MMXMODE): Add V1DI mode.
364 (mmxvecsize): Change DI mode to V1DI mode.
365 ("mov<mode>): Use MMXMODEI8 mode iterator.
366 ("*mov<mode>_internal_rex64"): Ditto.
367 ("*mov<mode>_internal"): Ditto.
368 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
369 ("mmx_sub<mode>3"): Ditto.
370 ("mmx_adddi3"): Remove insn pattern.
371 ("mmx_subdi3"): Ditto.
372 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
373 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
374 ("mmx_ashl<mode>3"): Ditto.
375 ("mmx_lshrdi3"): Remove insn pattern.
376 ("mmx_ashldi3"): Ditto.
377 * config/i386/i386.c (classify_argument): Handle V1DImode.
378 (function_arg_advance_32): Ditto.
379 (function_arg_32): Ditto.
380 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
381 mmx_addv1di3 insn pattern.
382 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
383 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
384 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
385 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
386 Remove definitions of built-in functions.
387 (V1DI_type_node): New node.
388 (v1di_ftype_v1di_int): Ditto.
389 (v1di_ftype_v1di_v1di): Ditto.
390 (v2si_ftype_v2si_si): Ditto.
391 (v4hi_ftype_v4hi_di): Remove node.
392 (v2si_ftype_v2si_di): Ditto.
393 (ix86_init_mmx_sse_builtins): Handle V1DImode.
394 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
395 Redefine builtins using def_builtin_const with *_ftype_*_int node.
396 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
397 Add new builtins using def_builtin_const.
398 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
399 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
400 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
401 * config/i386/mmintrin.h (__v1di): New typedef.
402 (_mm_add_si64): Cast arguments to __v1di type.
403 (_mm_sub_si64): Ditto.
404 (_mm_sll_pi16): Cast __count to __v4hi type.
405 (_mm_sll_pi32): Cast __count to __v2si type.
406 (_mm_sll_si64): Cast arguments to __v1di type.
407 (_mm_srl_pi16): Cast __count to __v4hi type.
408 (_mm_srl_pi32): Cast __count to __v2si type.
409 (_mm_srl_si64): Cast arguments to __v1di type.
410 (_mm_sra_pi16): Cast __count to __v4hi type.
411 (_mm_sra_pi32): Cast __count to __v2si type.
412 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
413 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
414 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
415 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
416 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
417 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
418 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
419 (_mm_srai_pi32): Use __builtin_ia32_psradi.
420 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
421 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
422 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
423 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
425 2008-03-07 Joseph Myers <joseph@codesourcery.com>
427 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
429 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
432 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
433 reg+const addressing for Altivec modes. Don't generate reg+reg
434 addressing for TFmode or TDmode quantities.
436 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
438 * c-common.c (vector_types_convertible_p): Call langhook
439 instead of comptypes.
441 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
444 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
445 integral and scalar float variables which have a
448 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
450 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
451 dwarf_register_span hook when emitting unwind information for
452 register-to-memory saves.
453 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
454 (rs6000_frame_related): Remove call to spe_synthesize_frame.
456 2008-03-06 Jakub Jelinek <jakub@redhat.com>
458 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
459 for the same VAR_DECL.
461 2008-03-06 Tom Tromey <tromey@redhat.com>
464 * doc/standards.texi (Standards): Don't mention treelang.
465 * doc/invoke.texi (Overall Options): Don't mention treelang.
466 * doc/install.texi (Prerequisites): Don't mention bison or
468 (Configuration): Don't mention treelang.
469 (Building): Likewise.
470 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
472 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
474 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
475 word-extractions out of a multi-word object.
477 2008-03-06 Richard Guenther <rguenther@suse.de>
479 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
480 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
481 result type and precision.
482 * expr.c (get_inner_reference): Set unsignedp based on the result
483 type of BIT_FIELD_REF.
484 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
485 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
486 (try_instantiate_multiple_fields): Likewise. Use the correct type
488 (sra_build_assignment): Likewise.
489 (sra_build_elt_assignment): Likewise.
490 (sra_explode_bitfield_assignment): Likewise.
491 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
492 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
493 set BIT_FIELD_REF_UNSIGNED.
494 (vectorizable_load): Likewise.
496 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
498 * cse.c (cse_extended_basic_block): Invalidate artificial defs
501 2008-03-06 Richard Guenther <rguenther@suse.de>
503 * alias.c (struct alias_set_entry): Move has_zero_child field
504 to pack with alias_set.
506 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
508 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
511 2008-03-05 Ian Lance Taylor <iant@google.com>
513 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
515 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
517 * fwprop.c (update_df): Support width and offset parameters of
519 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
520 global_conflicts): Change DF_REF_EXTRACT to either
521 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
522 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
523 * df-scan.c (df_ref_record, df_defs_record,
524 df_ref_create_structure, df_def_record_1, df_uses_record,
525 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
526 df_bb_refs_collect, df_entry_block_defs_collect,
527 df_exit_block_uses_collect): Support new width and offset fields.
528 (ref_extract_pool): New storage pool.
529 (df_free_ref): New function.
530 (df_reg_chain_unlink, df_free_collection_rec,
531 df_sort_and_compress_refs): Call df_free_ref.
532 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
534 (df_ref_create_structure): Allocate df_ref_extract if offset and
535 width fields are used.
536 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
537 (df_uses_record): Get offset and width from ZERO_EXTRACT
539 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
540 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
541 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
542 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
543 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
544 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
545 (df_ref_extract): New structure.
546 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
547 (df_ref_create): Add width and offset parameters.
549 2008-03-05 Richard Guenther <rguenther@suse.de>
551 * tree-ssa-structalias.c (get_constraint_for_component_ref):
552 Use ranges_overlap_p.
553 (offset_overlaps_with_access): Rename
554 to ranges_overlap_p and move ...
555 * tree-flow-inline.h (ranges_overlap_p): ... here.
557 * tree.h (get_inner_reference, handled_component_p): Update
560 * tree.h (record_component_aliases, get_alias_set,
561 alias_sets_conflict_p, alias_sets_must_conflict_p,
562 objects_must_conflict_p): Move declarations ...
563 * alias.h (record_component_aliases, get_alias_set,
564 alias_sets_conflict_p, alias_sets_must_conflict_p,
565 objects_must_conflict_p): ... here.
567 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
569 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
571 * cfg.c: Include tree-flow.h.
572 (remove_edge_raw): Call redirect_edge_var_map_clear.
573 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
574 * tree-flow-inline.h (redirect_edge_var_map_def): New.
575 (redirect_edge_var_map_result): New.
576 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
577 PENDING_STMT use with redirect_edge_var_map_*.
578 * tree-ssa.c (edge_var_maps): New definition.
579 (redirect_edge_var_map_add): New.
580 (redirect_edge_var_map_clear): New.
581 (redirect_edge_var_map_dup): New.
582 (redirect_edge_var_map_vector): New.
583 (redirect_edge_var_map_destroy): New.
584 (ssa_redirect_edge): Replace PENDING_STMT use with
585 redirect_edge_var_map_*.
586 (flush_pending_stmts): Same.
587 (delete_tree_ssa): Destroy edge var map.
588 * tree-flow.h (struct _edge_var_map): New.
589 Define edge_var_map vector type.
590 Declare redirect_edge_var_map_* prototypes.
591 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
592 * tree-cfg.c (reinstall_phi_args): Replace
593 PENDING_STMT use with redirect_edge_var_map_*.
595 2008-03-05 Richard Guenther <rguenther@suse.de>
597 PR tree-optimization/35472
598 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
599 whose single use_stmt has a overlapping set of loaded and
600 stored symbols as that use_stmt might be a noop assignment then.
602 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
604 * gthr-rtems.h: Implement __gthread_mutex_destroy.
606 2008-03-05 Richard Guenther <rguenther@suse.de>
609 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
611 * tree-cfg.c (verify_expr): Verify it.
612 * fold-const.c (fold_truthop): Remove code generating
613 BIT_FIELD_REFs of structure bases.
614 (fold_binary): Likewise.
615 (fold_ternary): Position and size of BIT_FIELD_REFs are
616 always host integers.
617 (make_bit_field_ref): Remove.
618 (optimize_bit_field_compare): Remove.
619 (all_ones_mask_p): Remove.
621 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
624 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
625 (split_block_and_df_analyze): New. Split basic block and rebuild
627 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
629 (split_pattern_seq): Likewise.
630 (erase_matching_seqs): Likewise.
631 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
633 2008-03-04 Geoff Keating <geoffk@apple.com>
635 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
636 declaration and code.
637 (tree_invalid_nonnegative_warnv_p): Likewise.
639 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
641 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
642 examples. Truncate option-names then causing overfull hbox.
644 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
647 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
649 * configure: Rebuilt.
651 2008-03-04 Rafael Espindola <espindola@google.com>
653 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
654 (tree_unary_nonnegative_warnv_p): New.
655 (tree_binary_nonnegative_warnv_p): New.
656 (tree_single_nonnegative_warnv_p): New.
657 (tree_invalid_nonnegative_warnv_p): New.
658 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
660 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * opts.c (handle_option): Postpone 'unknown option' errors only for
666 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
669 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
672 2008-03-04 Rafael Espindola <espindola@google.com>
674 * fold-const.c (tree_unary_nonzero_warnv_p): New.
675 (tree_binary_nonzero_warnv_p): New.
676 (tree_single_nonzero_warnv_p): New.
677 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
679 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
682 * fold-const.c (fold_cond_expr_with_comparison): Prevent
683 transformations for modes that have signed zeros.
684 * ifcvt.c (noce_try_abs): Ditto.
686 2008-03-04 Joseph Myers <joseph@codesourcery.com>
688 * config/i386/i386.c (override_options): Force
689 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
691 2008-03-04 Jan Hubicka <jh@suse.cz>
694 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
697 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
699 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
700 label to probe the stack.
702 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
704 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
705 (__gthr_win32_mutex_destroy): Declare.
706 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
707 __gthr_win32_mutex_destroy.
708 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
710 2008-03-03 Jan Hubicka <jh@suse.cz>
713 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
714 aggressive on inlining cold calls.
716 2008-03-03 Richard Guenther <rguenther@suse.de>
718 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
719 struct copies into the expression table.
720 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
721 (try_to_simplify): Likewise.
722 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
723 integral and pointer arguments which do not change the
724 precision to NOP_EXPRs.
725 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
726 VIEW_CONVERT_EXPR case.
728 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
730 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
731 defined in a loop at depth 0 is invariant.
732 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
733 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
734 be called at loop depth 0.
736 2008-03-02 Jakub Jelinek <jakub@redhat.com>
739 * gcc.c (process_command): Update copyright notice dates.
740 * gcov.c (print_version): Likewise.
741 * gcov-dump.c (print_version): Likewise.
742 * mips-tfile.c (main): Likewise.
743 * mips-tdump.c (main): Likewise.
745 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
748 * c-common.c (flag_permissive): Delete.
749 (constant_expression_warnings): Check flags first.
750 (constant_expression_error): New.
751 * c-common.h (flag_permissive): Delete.
752 (constant_expression_error): Declare.
753 * flags.h (flag_permissive): Declare. Update description.
754 * diagnostic.c (pedwarn): Update.
756 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
757 (permissive_error_kind): New.
758 * toplev.c (flag_permissive): Define. Update description.
759 * toplev.h (permissive_error_kind): Declare.
760 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
761 (pedwarn_c90): Use pedantic_warning_kind.
762 * c-opts.c (c_common_post_options): flag_permissive does not affect
763 flag_pedantic_errors.
765 2008-03-02 Joseph Myers <joseph@codesourcery.com>
767 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
768 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
769 __absvsi2, __absvDI2): Use unsigned arithmetic.
771 2008-03-02 Andi Kleen <ak@suse.de>
772 Richard Guenther <rguenther@suse.de>
774 * struct-equiv.c: Remove file.
775 * cfg_cleanup.c (condjump_equiv_p): Remove.
776 * Makefile.in (OBJS-common): Remove struct-equiv.o.
777 (struct-equiv.o): Remove rule.
778 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
779 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
780 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
782 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
784 * ifcvt.c (noce_process_if_block): Try to handle only the then
785 block if the else block exists but isn't suitable.
787 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
790 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
791 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
792 regression from previous patch.
794 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
797 * gthr.h: Add __gthread_mutex_destroy as a function that must be
799 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
800 * gthr-single.h (__gthread_mutex_destroy): Likewise.
801 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
802 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
803 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
804 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
805 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
806 (__gthread_mutex_destroy_function): Rename to
807 __gthread_mutex_destroy.
808 * gthr-dce.h (__gthread_mutex_destroy): Call
809 pthread_mutex_destroy.
810 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
811 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
812 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
814 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
816 * df-scan.c (df_ref_chain_change_bb): Simplify.
817 (df_insn_change_bb): Add new_bb argument. Simplify. Call
818 set_block_for_insn if there's any change.
819 * df.h ((df_insn_change_bb): Fix prototype.
820 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
821 df_insn_change_bb, don't call set_block_for_insn.
822 * emit-rtl.c (reorder_insns): Likewise.
823 * haifa-sched.c (move_insn): Likewise.
825 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
827 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
829 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
831 * tree-flow-inline.h (next_readonly_imm_use): Return
832 NULL_USE_OPERAND_P after the end.
834 2008-03-01 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/35411
837 * tree-sra.c (sra_build_assignment): Split conversion to
838 final type to a separate statement if we are not assigning
841 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
843 * fold-const.c (fold_convertible_p): Correct the logic to follow
844 that in fold_convert().
846 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
849 * tree-inline.c (build_duplicate_type): When we make a
850 duplicate type, make it unique in the canonical types system.
852 2008-02-29 Tom Tromey <tromey@redhat.com>
854 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
855 input_file_stack_history, input_file_stack_restored): Remove.
856 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
857 * input.h (struct file_stack): Remove.
858 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
859 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
861 * diagnostic.h (struct diagnostic_context) <last_module>: Change
863 (diagnostic_last_module_changed): Add 'map' argument.
864 (diagnostic_set_last_function): Likewise.
865 * diagnostic.c (undiagnostic_report_current_module): Iterate using
866 line map, not input_file_stack.
867 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
869 2008-02-29 Paul Brook <paul@codesourcery.com>
871 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
873 2008-02-29 Paul Brook <paul@codesourcery.com>
875 * config/arm/ieee754-df.S (muldf3): Use RET macros.
877 2008-02-29 Richard Guenther <rguenther@suse.de>
879 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
881 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
882 value for comparing for a store match.
883 (simplify_unary_expression): Do nothing for SSA_NAMEs.
884 (try_to_simplify): Do not do a full-blown reference lookup.
886 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
888 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
889 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
891 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
893 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
895 * tree-loop-linear.c (try_interchange_loops): Compare memory access
896 strides against cache sizes.
898 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
900 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
903 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
905 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
906 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
907 is smaller than the original promoted value.
908 (simplify_subreg): If OP is a SUBREG, try to preserve its
909 SUBREG_PROMOTED_VAR_P information.
911 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
913 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
914 (VN_INFO_GET): Allocate new objects on the obstack.
915 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
916 for rpo_numbers_temp, for consistency.
917 (free_scc_vn): Free the obstack.
919 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
921 * doc/invoke.texi: Document -ftree-loop-distribution.
922 * tree-loop-distribution.c: New.
923 * tree-pass.h (pass_loop_distribution): New.
924 * graphds.h (struct graph): Add htab_t indices.
925 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
926 * tree-vectorizer.c (rename_variables_in_loop): Extern.
927 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
928 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
929 * tree-data-ref.c (debug_data_dependence_relations): New.
930 (dump_data_dependence_relation): Also print data references.
931 (free_data_ref): Extern.
932 (same_access_functions): Moved...
933 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
934 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
935 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
936 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
937 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
938 (stmts_from_loop): Skip LABEL_EXPR.
939 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
941 (build_rdg): Initialize rdg->indices htab.
942 (free_rdg, stores_from_loop, ref_base_address,
943 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
944 have_similar_memory_accesses_1, ref_base_address_1,
945 remove_similar_memory_refs): New.
946 * tree-data-ref.h: Depend on tree-chrec.h.
947 (debug_data_dependence_relations, free_data_ref): Declared.
948 (same_access_functions): ... here.
949 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
951 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
952 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
953 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
954 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
955 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
956 rdg_vertex_for_stmt): Declared.
957 (struct rdg_edge): Add level.
959 (free_rdg, stores_from_loop, remove_similar_memory_refs,
960 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
962 (rdg_has_similar_memory_accesses): New.
963 * tree-vect-analyze.c: Remove unused static decls.
964 * lambda.h (dependence_level): New.
965 * common.opt (ftree-loop-distribution): New.
966 * tree-flow.h (mark_virtual_ops_in_bb,
967 slpeel_tree_duplicate_loop_to_edge_cfg,
968 rename_variables_in_loop): Declared.
969 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
970 (OBJS-common): Add tree-loop-distribution.o.
971 (tree-loop-distribution.o): New rule.
972 * tree-cfg.c (mark_virtual_ops_in_bb): New.
973 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
974 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
976 2008-02-28 Joseph Myers <joseph@codesourcery.com>
979 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
980 other than structures and unions.
982 2008-02-28 Richard Guenther <rguenther@suse.de>
985 2008-02-26 Richard Guenther <rguenther@suse.de>
987 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
988 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
989 (lookup_decl_from_uid): Declare.
990 (remove_decl_from_map): Likewise.
991 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
992 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
993 (decl_for_uid_map): New global hashtable mapping DECL_UID
995 (init_ttree): Allocate it.
996 (insert_decl_to_uid_decl_map): New helper function.
997 (make_node_stat): Insert new decls into the map.
998 (copy_node_stat): Likewise.
999 (lookup_decl_from_uid): New function.
1000 (remove_decl_from_map): Likewise.
1001 (print_decl_for_uid_map_statistics): New helper.
1002 (dump_tree_statistics): Call it.
1004 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1005 (referenced_var_iterator): Adjust.
1006 (FOR_EACH_REFERENCED_VAR): Adjust.
1007 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1008 (num_referenced_vars): Adjust.
1009 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1010 (first_referenced_var): Remove.
1011 (end_referenced_vars_p): Likewise.
1012 (next_referenced_var): Likewise.
1013 (referenced_var_iterator_set): New helper function.
1014 * tree-dfa.c (referenced_var_lookup): Adjust.
1015 (referenced_var_check_and_insert): Likewise.
1016 (remove_referenced_var): Likewise.
1017 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1019 (verify_call_clobbering): Likewise.
1020 (verify_memory_partitions): Likewise.
1021 (init_tree_ssa): Allocate bitmap instead of hashtable for
1023 (delete_tree_ssa): Adjust.
1024 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1025 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1026 (compute_tag_properties): Likewise.
1027 (set_initial_properties): Likewise.
1028 (find_partition_for): Likewise.
1029 (update_reference_counts): Likewise.
1030 (dump_may_aliases_for): Likewise.
1031 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1032 (add_call_clobber_ops): Likewise.
1033 (add_call_read_ops): Likewise.
1034 (get_asm_expr_operands): Likewise.
1035 * tree-into-ssa.c (dump_decl_set): Likewise.
1036 (update_ssa): Likewise.
1037 * tree-sra.c (scan_function): Likewise.
1038 (decide_instantiations): Likewise.
1039 (scalarize_parms): Likewise.
1040 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1041 (dsa_named_for): Likewise.
1042 * tree-ssa-structalias.c (update_alias_info): Likewise.
1043 (merge_smts_into): Likewise.
1045 2008-02-27 David Daney <ddaney@avtrex.com>
1048 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1049 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1050 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1051 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1052 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1054 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1057 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1058 (BUILT_IN_NEXTTOWARD): Remove.
1059 (BUILT_IN_NEXTTOWARDF): Ditto.
1060 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1061 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1063 2008-02-27 Tom Tromey <tromey@redhat.com>
1065 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1066 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1068 2008-02-27 Jan Beulich <jbeulich@novell.com>
1070 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1071 update the respective field on newdecl.
1073 2008-02-27 Revital Eres <eres@il.ibm.com>
1075 PR rtl-optimization/34999
1076 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1077 crossing edges that ends with a call insn.
1078 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1079 call insn and clear the EDGE_CROSSING flag of the crossing edge
1080 when fixing fallthru edges.
1082 2008-02-27 Richard Guenther <rguenther@suse.de>
1085 * fold-const.c (fold_unary): Return the correct argument,
1086 converted to the result type.
1088 2008-02-27 Richard Guenther <rguenther@suse.de>
1091 * expr.c (expand_expr_real_1): Assert on rotates that operate
1093 * fold-const.c (fold_binary): Use the types precision, not the
1094 bitsize of the mode if folding rotate expressions. Build rotates
1095 only for full modes.
1097 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1099 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1101 * c-pragma.c (pragma_ns_name): New typedef.
1102 (registered_pp_pragmas): New variable.
1103 (c_pp_lookup_pragma): New function.
1104 (c_register_pragma_1): If flag_preprocess_only, do nothing
1105 for non-expanded pragmas, for expanded ones push pragma's
1106 namespace and name into registered_pp_pragmas vector.
1107 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1108 flag_preprocess_only, don't register GCC pch_preprocess
1109 pragma if flag_preprocess_only.
1110 * c-opts.c (c_common_init): Call init_pragma even if
1111 flag_preprocess_only.
1112 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1113 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1114 cpp_register_pragma if flag_preprocess_only.
1116 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1119 * c-parser.c (c_parser_translation_unit): Warn for empty
1120 translation unit, not empty source file.
1122 2008-02-26 Paul Brook <paul@codesourcery.com>
1124 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1125 operand for Thumb-2.
1126 * config/arm/arm.h (reg_class): Add CORE_REGS.
1127 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1128 (BASE_REG_CLASS): Use CORE_REGS.
1129 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1130 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1131 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1132 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1133 ARM_REGNO_OK_FOR_INDEX_P.
1134 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1135 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1136 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1137 (ldm/stm peepholes): Ditto.
1138 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1139 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1140 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1141 * config/arm/constraints.md: Enable "k" constraint on ARM.
1143 2008-02-27 Ben Elliston <bje@au.ibm.com>
1145 * config/rs6000/rs6000.c: Annotate cache line size field in all
1146 instances of struct processor_costs.
1148 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1150 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1151 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1152 jump_bypass): New counters.
1153 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1154 * dce.c (gate_ud_dce): Same.
1155 (gate_fast_dce): Same.
1156 * dse.c (gate_dse1): New function.
1157 (gate_dse2): New function.
1158 (gate_dse): Merge results of new gate functions.
1159 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1160 (gate_handle_jump_bypass): Add dbg_cnt.
1161 (gate_handle_gcse): Add dbg_cnt.
1162 * ifcvt.c (gate_handle_if_conversion): Same.
1163 (gate_handle_if_after_combine): Same.
1164 (gate_handle_if_after_reload): Same.
1165 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1167 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1169 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1171 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1173 2008-02-26 Jason Merrill <jason@redhat.com>
1176 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1177 alone if it's the naming decl for the type's main variant.
1179 2008-02-26 Tom Tromey <tromey@redhat.com>
1181 * system.h (USE_MAPPED_LOCATION): Poison.
1182 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1183 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1184 (make_goto_expr_edges): Likewise.
1185 (remove_bb): Likewise.
1186 (execute_warn_function_return): Likewise.
1187 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1189 * c-common.c (fname_decl): Remove old location code.
1190 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1192 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1194 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1195 (gen_rtx_ASM_INPUT): Likewise.
1196 (gen_rtx_ASM_INPUT_loc): Likewise.
1197 (get_rtx_asm_OPERANDS): Remove.
1198 * cfglayout.c (insn_locators_alloc): Remove old location code.
1199 (set_curr_insn_source_location): Likewise.
1200 (curr_insn_locator): Likewise.
1201 * print-tree.c (print_node): Remove old location code.
1202 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1203 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1204 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1205 location_from_locus.
1206 (construct_exit_block): Remove old location code.
1207 * emit-rtl.c (force_next_line_note): Remove old location code.
1208 * profile.c (branch_prob): Remove old location code.
1209 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1210 LOC_LINE): Remove old-location variants.
1211 * langhooks.c (lhd_print_error_function): Remove old location
1213 * configure, config.in: Rebuilt.
1214 * configure.ac (--enable-mapped-location): Remove.
1215 * c-decl.c (c_init_decl_processing): Remove old location code.
1216 (finish_function): Likewise.
1217 * recog.c (decode_asm_operands): Remove old location code.
1218 * c-pch.c (c_common_read_pch): Remove old location code.
1219 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1221 * gimple-low.c (lower_function_body): Remove old location code.
1222 * toplev.c (unknown_location): Remove.
1223 (push_srcloc): Remove old-location variant.
1224 (process_options): Remove old location code.
1225 (lang_dependent_init): Likewise.
1226 * input.h (UNKNOWN_LOCATION): Move definition.
1227 (location_t): Undeprecate.
1228 (source_locus): Remove.
1229 (location_from_locus): Remove.
1230 (struct location_s): Remove.
1231 Remove all old-location code.
1232 (input_line, input_filename): Remove.
1233 * final.c (final_scan_insn): Remove old location code.
1234 * diagnostic.c (diagnostic_build_prefix): Remove
1235 USE_MAPPED_LOCATION test.
1236 * tree.h (gimple_stmt) <locus>: Now a location_t.
1237 (tree_exp) <locus>: Likewise.
1238 (DECL_IS_BUILTIN): Remove old-location variant.
1239 (annotate_with_file_line, annotate_with_locus): Likewise.
1240 (expr_locus, set_expr_locus): Update.
1241 * tree.c (build1_stat): Remove old location code.
1242 (last_annotated_node): Remove.
1243 (annotate_with_file_line): Remove old-location variant.
1244 (annotate_with_locus): Likewise.
1245 (expr_location): Remove old location code.
1246 (set_expr_location): Likewise.
1247 (expr_has_location): Likewise.
1248 (expr_locus): Likewise.
1249 (set_expr_locus): Likewise.
1250 (expr_filename): Don't use location_from_locus.
1251 (expr_lineno): Likewise.
1252 * rtl-error.c (location_for_asm): Remove old location code.
1253 * c-lex.c (cb_line_change): Remove old location code.
1254 (fe_file_change): Likewise.
1255 (cb_def_pragma): Likewise.
1256 (c_lex_with_flags): Likewise.
1257 * gengtype.c (do_typedef): Don't special-case location types.
1258 (define_location_structures): Remove.
1259 (main): Don't call define_location_structures.
1260 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1263 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1266 * builtins.def (BUILT_IN_STDARG_START): Remove.
1267 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1268 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1269 * tree-inline.c (inline_forbidden_p_1): Likewise.
1271 2008-02-26 Richard Guenther <rguenther@suse.de>
1273 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1274 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1275 (lookup_decl_from_uid): Declare.
1276 (remove_decl_from_map): Likewise.
1277 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1278 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1279 (decl_for_uid_map): New global hashtable mapping DECL_UID
1281 (init_ttree): Allocate it.
1282 (insert_decl_to_uid_decl_map): New helper function.
1283 (make_node_stat): Insert new decls into the map.
1284 (copy_node_stat): Likewise.
1285 (lookup_decl_from_uid): New function.
1286 (remove_decl_from_map): Likewise.
1287 (print_decl_for_uid_map_statistics): New helper.
1288 (dump_tree_statistics): Call it.
1290 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1291 (referenced_var_iterator): Adjust.
1292 (FOR_EACH_REFERENCED_VAR): Adjust.
1293 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1294 (num_referenced_vars): Adjust.
1295 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1296 (first_referenced_var): Remove.
1297 (end_referenced_vars_p): Likewise.
1298 (next_referenced_var): Likewise.
1299 (referenced_var_iterator_set): New helper function.
1300 * tree-dfa.c (referenced_var_lookup): Adjust.
1301 (referenced_var_check_and_insert): Likewise.
1302 (remove_referenced_var): Likewise.
1303 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1304 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1305 (verify_call_clobbering): Likewise.
1306 (verify_memory_partitions): Likewise.
1307 (init_tree_ssa): Allocate bitmap instead of hashtable for
1309 (delete_tree_ssa): Adjust.
1310 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1312 (compute_tag_properties): Likewise.
1313 (set_initial_properties): Likewise.
1314 (find_partition_for): Likewise.
1315 (update_reference_counts): Likewise.
1316 (dump_may_aliases_for): Likewise.
1317 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1318 (add_call_clobber_ops): Likewise.
1319 (add_call_read_ops): Likewise.
1320 (get_asm_expr_operands): Likewise.
1321 * tree-into-ssa.c (dump_decl_set): Likewise.
1322 (update_ssa): Likewise.
1323 * tree-sra.c (scan_function): Likewise.
1324 (decide_instantiations): Likewise.
1325 (scalarize_parms): Likewise.
1326 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1327 (dsa_named_for): Likewise.
1328 * tree-ssa-structalias.c (update_alias_info): Likewise.
1329 (merge_smts_into): Likewise.
1331 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1334 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1335 * c-opts.c (c_common_handle_option): Wall enables
1336 Wvolatile-register-var.
1337 * common.opt: Move Wvolatile-register-var to...
1340 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1342 * common.opt (Wlarger-than=): New.
1343 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1345 * opts.c (common_handle_option): Handle -Wlarger-than=.
1346 * optc-gen.awk: Likewise.
1347 * opth-gen.awk: Likewise.
1348 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1349 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1351 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1353 * c-common.c (match_case_to_enum_1): Add appropriate
1354 OPT_W* parameter to warning.
1355 (c_do_switch_warnings): Likewise.
1356 * c-typeck.c (warning_init): Add one more parameter following
1358 (push_init_level): Update call to warning_init.
1359 (pop_init_level): Likewise.
1360 (add_pending_init): Likewise.
1361 (output_init_element: Likewise.
1363 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1366 * toplev.c (toplev_main): If there are warnings or error, print
1367 errors for ignored options.
1368 * opts.c (ignored_options): New static variable.
1369 (postpone_unknown_option_error): New.
1370 (print_ignored_options): New.
1371 (handle_option): Postpone errors for unknown -Wno-* options.
1372 * opts.h (print_ignored_options): Declare.
1374 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1376 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1379 2008-02-25 Richard Guenther <rguenther@suse.de>
1382 2008-02-25 Richard Guenther <rguenther@suse.de>
1384 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1385 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1386 (lookup_decl_from_uid): Declare.
1387 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1388 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1389 (decl_for_uid_map): New global hashtable mapping DECL_UID
1391 (init_ttree): Allocate it.
1392 (insert_decl_to_uid_decl_map): New helper function.
1393 (make_node_stat): Insert new decls into the map.
1394 (copy_node_stat): Likewise.
1395 (lookup_decl_from_uid): New function.
1396 (print_decl_for_uid_map_statistics): New helper.
1397 (dump_tree_statistics): Call it.
1399 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1400 (referenced_var_iterator): Adjust.
1401 (FOR_EACH_REFERENCED_VAR): Adjust.
1402 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1403 (num_referenced_vars): Adjust.
1404 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1405 (first_referenced_var): Remove.
1406 (end_referenced_vars_p): Likewise.
1407 (next_referenced_var): Likewise.
1408 (referenced_var_iterator_set): New helper function.
1409 * tree-dfa.c (referenced_var_lookup): Adjust.
1410 (referenced_var_check_and_insert): Likewise.
1411 (remove_referenced_var): Likewise.
1412 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1413 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1414 (verify_call_clobbering): Likewise.
1415 (verify_memory_partitions): Likewise.
1416 (init_tree_ssa): Allocate bitmap instead of hashtable for
1418 (delete_tree_ssa): Adjust.
1419 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1420 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1421 (compute_tag_properties): Likewise.
1422 (set_initial_properties): Likewise.
1423 (find_partition_for): Likewise.
1424 (update_reference_counts): Likewise.
1425 (dump_may_aliases_for): Likewise.
1426 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1427 (add_call_clobber_ops): Likewise.
1428 (add_call_read_ops): Likewise.
1429 (get_asm_expr_operands): Likewise.
1430 * tree-into-ssa.c (dump_decl_set): Likewise.
1431 (update_ssa): Likewise.
1432 * tree-sra.c (scan_function): Likewise.
1433 (decide_instantiations): Likewise.
1434 (scalarize_parms): Likewise.
1435 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1436 (dsa_named_for): Likewise.
1437 * tree-ssa-structalias.c (update_alias_info): Likewise.
1438 (merge_smts_into): Likewise.
1440 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1443 * doc/invoke.texi (-fcx-limited-range): Document new option.
1444 * toplev.c (process_options): Handle -fcx-fortran-rules.
1445 * common.opt: Add documentation for -fcx-fortran-rules.
1447 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1450 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1451 actual behaviour and C99.
1453 2008-02-26 Ben Elliston <bje@au.ibm.com>
1455 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1456 (ASM_CPU_POWER6_SPEC): Likewise.
1457 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1458 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1459 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1461 2008-02-25 Richard Guenther <rguenther@suse.de>
1463 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1464 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1465 (lookup_decl_from_uid): Declare.
1466 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1467 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1468 (decl_for_uid_map): New global hashtable mapping DECL_UID
1470 (init_ttree): Allocate it.
1471 (insert_decl_to_uid_decl_map): New helper function.
1472 (make_node_stat): Insert new decls into the map.
1473 (copy_node_stat): Likewise.
1474 (lookup_decl_from_uid): New function.
1475 (print_decl_for_uid_map_statistics): New helper.
1476 (dump_tree_statistics): Call it.
1478 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1479 (referenced_var_iterator): Adjust.
1480 (FOR_EACH_REFERENCED_VAR): Adjust.
1481 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1482 (num_referenced_vars): Adjust.
1483 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1484 (first_referenced_var): Remove.
1485 (end_referenced_vars_p): Likewise.
1486 (next_referenced_var): Likewise.
1487 (referenced_var_iterator_set): New helper function.
1488 * tree-dfa.c (referenced_var_lookup): Adjust.
1489 (referenced_var_check_and_insert): Likewise.
1490 (remove_referenced_var): Likewise.
1491 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1492 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1493 (verify_call_clobbering): Likewise.
1494 (verify_memory_partitions): Likewise.
1495 (init_tree_ssa): Allocate bitmap instead of hashtable for
1497 (delete_tree_ssa): Adjust.
1498 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1499 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1500 (compute_tag_properties): Likewise.
1501 (set_initial_properties): Likewise.
1502 (find_partition_for): Likewise.
1503 (update_reference_counts): Likewise.
1504 (dump_may_aliases_for): Likewise.
1505 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1506 (add_call_clobber_ops): Likewise.
1507 (add_call_read_ops): Likewise.
1508 (get_asm_expr_operands): Likewise.
1509 * tree-into-ssa.c (dump_decl_set): Likewise.
1510 (update_ssa): Likewise.
1511 * tree-sra.c (scan_function): Likewise.
1512 (decide_instantiations): Likewise.
1513 (scalarize_parms): Likewise.
1514 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1515 (dsa_named_for): Likewise.
1516 * tree-ssa-structalias.c (update_alias_info): Likewise.
1517 (merge_smts_into): Likewise.
1519 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1522 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1523 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1524 * alias.h (nonoverlapping_memrefs_p): Likewise.
1526 2008-02-25 Jan Beulich <jbeulich@novell.com>
1528 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1529 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1530 __emultls_get_address, __emultls_register_common,
1531 __floatundi?f, and _Unwind_GetIPInfo.
1532 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1533 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1534 (gen_regparm_prefix): Likewise.
1535 (i386_nlm_encode_section_info): Sync with
1536 config/i386/winnt.c:i386_pe_encode_section_info().
1537 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1538 i386_nlm_mangle_decl_assembler_name): New.
1539 (netware_override_options): New.
1540 * config/i386/netware.h (netware_override_options): Declare.
1541 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1542 (i386_nlm_mangle_decl_assembler_name): Declare.
1543 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1545 2008-02-25 Ben Elliston <bje@au.ibm.com>
1548 * c-decl.c (grokdeclarator): Remove unused local variables
1549 `typedef_type' and `type_as_written'.
1551 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1552 unused local variable `has_hot_blocks'.
1553 (fix_crossing_conditional_branches): Remove unused local variable
1556 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1559 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1560 using DEF_C99_BUILTIN.
1561 (BUILT_IN_NANF): Ditto.
1562 (BUILT_IN_NANL): Ditto.
1564 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1565 Revital Eres <eres@il.ibm.com>
1567 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1568 regarding the order of two dependent insns in the same row.
1570 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1572 * stor-layout.c (layout_decl): Do not bump the alignment of a
1573 bit-field to more than byte alignment if it is packed.
1575 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1577 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1580 2008-02-24 Diego Novillo <dnovillo@google.com>
1582 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1585 * tree-vrp.c (vrp_evaluate_conditional): With
1586 -Wtype-limits, emit a warning when comparing against a
1587 constant outside the natural range of OP0's type.
1588 * c.opt (Wtype-limits): Move ...
1589 * common.opt (Wtype-limits): ... here.
1591 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1593 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1594 * config/rs6000/e300c2c3.md: New file.
1595 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1597 (rs6000_override_options): Add e300c2 and e300c3 cases to
1598 processor_target_table. Do not allow usage of Altivec or Spe
1599 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1600 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1601 * config/rs6000/rs6000.h (processor_type): Add
1602 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1603 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1604 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1605 and ppce300c3. Include e300c2c3.md.
1607 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1609 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1610 instead of TARGET_STRICT_ALIGN.
1612 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1614 * explow.c (memory_address): Assert that the generated address is
1617 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1620 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1621 * config/darwin-ppc-ldouble-patch.def: New file.
1622 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1623 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1624 SUBTARGET_INIT_BUILTINS if defined.
1625 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1628 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1631 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1632 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1634 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1637 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1638 file" warning condtional on -Winvalid-PCH.
1640 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1642 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1644 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1648 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1649 prevent reload from using MMX registers.
1650 (*mov<mode>_internal): Ditto.
1651 (*movv2sf_internal_rex64): Ditto.
1652 (*movv2sf_internal): Ditto.
1654 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1656 PR documentation/31569
1657 * doc/install.texi2html: Use makeinfo --no-number-sections.
1659 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1661 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1662 ensure that we can address an entire entity > 8 bytes. Don't
1663 generate reg+reg addressing for such data.
1665 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1667 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1668 strings when optimizing for size, unless the target cares about
1671 2008-02-22 Tom Tromey <tromey@redhat.com>
1673 * regclass.c (current_pass): Remove declaration.
1675 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1677 * config/avr/libgcc.S (__RAMPZ__): Define.
1678 (__do_copy_data): Add for devices with 128KB code memory.
1680 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1682 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1684 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1686 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1688 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1691 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1694 * c-typeck.c (build_binary_op): Warn about floating point
1695 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1697 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1700 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1701 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1703 (rs6000_override_options): Set altivec_abi as default, not override,
1704 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1705 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1706 is used; use new member spe_abi.
1707 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1708 spe_abi and altivec_abi.
1710 2008-02-22 Tomas Bily <tbily@suse.cz>
1712 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1714 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1717 * config.build (build_file_translate): Set to `CMD //c' only if
1719 * Makefile.in (build_file_translate): Improve comment.
1721 2008-02-21 Jan Hubicka <jh@suse.cz>
1723 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1724 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1725 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1727 2008-02-21 Michael Matz <matz@suse.de>
1730 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1732 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1735 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1737 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1738 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1739 SSE_VEC_FLOAT_MODE_P as insn constraint.
1740 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1741 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1742 sse4a_movntdf using MODEF mode iterator.
1743 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1744 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1745 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1746 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1747 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1748 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1749 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1751 2008-02-21 Richard Guenther <rguenther@suse.de>
1753 * tree.def (PAREN_EXPR): New tree code.
1754 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1756 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1757 * expr.c (expand_expr_real_1): Likewise.
1758 * tree-inline.c (estimate_num_insns_1): Likewise.
1759 * tree-complex.c (expand_complex_move): Likewise.
1760 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1763 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1766 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1768 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1771 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1773 * config/sh/sh.c (find_barrier): Don't go past
1774 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1776 2008-02-20 DJ Delorie <dj@redhat.com>
1778 * config/h8300/h8300.md (insv): Force source operand to be a register.
1780 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1781 as a jump, not as a plain insn.
1783 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1785 * doc/invoke.texi (Warning Options): Add new option
1786 -Wframe-larger-than=.
1787 (-Wframe-larger-than): Document.
1789 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1790 Add declarations for new option variables.
1792 * final.c (final_start_function): Check the frame size
1793 before emission and issue a Wframe-larger-than warning.
1795 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1796 Add definitions for new option variables.
1797 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1799 * common.opt (Wframe-larger-than=): New option.
1801 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1804 (<sse>_div<mode>3): Ditto.
1805 (<sse>_vmdiv<mode>3): Ditto.
1806 (<sse>_vmsqrt<mode>2): Ditto.
1807 (*smax<mode>3): Ditto.
1808 (sse5_frcz<mode>2): Ditto.
1809 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1812 2008-02-20 Richard Guenther <rguenther@suse.de>
1815 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1816 be happy with INTEGRAL_TYPE_P.
1818 2008-02-20 Richard Guenther <rguenther@suse.de>
1820 * fold-const.c (split_tree): Associate floatig-point expressions
1821 if flag_associative_math is set.
1823 2008-02-20 Richard Guenther <rguenther@suse.de>
1825 * tree.h (fold_real_zero_addition_p): Declare.
1826 * fold-const.c (fold_real_zero_addition_p): Export.
1827 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1828 floating-point operations with zero and one.
1830 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1832 * doc/install.texi: Correct references to CFLAGS, replacing them
1833 with BOOT_CFLAGS. Document flags used during bootstrap for
1836 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1838 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1839 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1840 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1842 (smin<mode>3): Ditto from similar patterns.
1843 (smax<mode>3): Ditto.
1844 (*ieee_smin<mode>3): Ditto.
1845 (*ieee_smax<mode>3): Ditto.
1846 * config/i386/sse.md (sse): New mode attribute.
1847 (mov<mode>): Macroize expander from movv4sf and movv2df using
1848 SSEMODEF2P mode iterator.
1849 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1850 SSE_VEC_FLOAT_MODE_P as insn constraint.
1851 (storent<mode>): Ditto.
1852 (storent<mode>): Macroize expander from storentsf and storentdf using
1853 MODEF mode iterator.
1854 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1855 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1856 (abs<mode>2): Ditto from similar patterns.
1857 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1858 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1859 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1860 (<sse>_vmsqrt<mode>2): Ditto.
1861 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1862 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1863 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1864 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1865 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1866 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1867 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1869 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1870 iterator and SSE_FLOAT_MODE_P as insn constraint.
1871 (<sse>_ucomi): Ditto from similar patterns.
1872 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1873 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1874 SSE_VEC_FLOAT_MODE_P as insn constraint.
1875 (vcond<mode>): Ditto from similar patterns.
1876 (and<mode>3, *and<mode>3): Ditto.
1877 (<sse>_nand<mode>3): Ditto.
1878 (ior<mode>3, *ior<mode>3): Ditto.
1879 (xor<mode>3, *xor<mode>3): Ditto.
1880 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1881 iterator and SSE_FLOAT_MODE_P as insn constraint.
1882 (*nand<mode>3): Ditto from similar patterns.
1883 (*ior<mode>3): Ditto.
1884 (*xor<mode>3): Ditto.
1886 2008-02-20 Ira Rosen <irar@il.ibm.com>
1888 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1889 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1890 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1892 2008-02-19 Jan Hubicka <jh@suse.cz>
1894 * predict.c (tree_bb_level_predictions): Remove variable next
1895 mistakely introduced by previous commit.
1897 2008-02-19 Jan Hubicka <jh@suse.cz>
1899 * predict.c (predict_paths_leading_to): Rewrite.
1900 (predict_paths_for_bb): New.
1901 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1903 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1906 * Makefile.in (build_file_translate): New.
1907 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1908 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1909 * configure.ac (build_file_translate): Substitute it.
1910 * configure: Regenerate.
1912 2008-02-19 Jan Hubicka <jh@suse.cz>
1914 PR rtl-optimization/34408
1915 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1918 2008-02-19 Jan Hubicka <jh@suse.cz>
1921 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1924 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1927 * config/i386/i386-modes.def: Revert the last DI alignment
1928 change until Ada people can look into it.
1930 2008-02-19 Nick Clifton <nickc@redhat.com>
1932 * opts.c (print_specific_help): Fix typo in --help text.
1934 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1937 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1938 32-bit inline asm without asm alternatives for host GCC < 3.0.
1940 2008-02-19 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/34989
1943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1944 Allow propagation to INDIRECT_REF if we can simplify only.
1946 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1948 * c-common.c (warn_for_collisions_1): Use appropriate option when
1951 2008-02-19 Nick Clifton <nickc@redhat.com>
1954 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1955 (handle_options): Fix indentation.
1956 (print_filtered_help): If no language-specific options were
1957 displayed tell the user how to list all the options supported by
1958 the language's front-end.
1959 (print_specific_help): Fix indentation and remove duplicate line.
1960 (common_handle_option): Handle the -v option.
1961 For --help enable the display of undocumented options if the -v
1962 switch has been included on the command line.
1963 For --help= check for overlaps in the arguments between the option
1964 classes and the language names and issue a warning when they
1965 cannot be disambiguated.
1966 * c.opt (v): Pass on to the common option handler.
1968 2008-02-19 Revital Eres <eres@il.ibm.com>
1970 * modulo-sched.c (sms_schedule): Change dump message when
1971 create_ddg function fails.
1972 (try_scheduling_node_in_cycle): Rename row to cycle.
1973 (print_partial_schedule): Rename CYCLE to ROW.
1975 2008-02-19 Christian Bruel <christian.bruel@st.com>
1976 Zdenek Dvorak <ook@ucw.cz>
1978 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1980 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1983 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1984 (*x86_movdicc_0_m1_se): Ditto.
1986 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1989 (CMPtype): Define as __gcc_CMPtype.
1990 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1991 (CMPtype): Define as __gcc_CMPtype.
1993 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1995 Support valgrind 3.3 for --enable-checking=valgrind.
1996 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1998 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1999 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2000 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2001 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2002 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2003 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2004 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2006 * ggc-zone.c: Similar.
2007 * ggc-page.c: Similar.
2009 2008-02-19 Paul Brook <paul@codesourcery.com>
2012 * config/arm/ieee754-df.S: Fix do_it typo.
2013 * config/arm/ieee754-sf.S: Fix do_it typo.
2015 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2019 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2020 (OPTION_MASK_ISA_SSE_SET): Likewise.
2021 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2022 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2023 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2024 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2025 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2026 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2027 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2028 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2029 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2030 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2031 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2032 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2033 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2034 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2035 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2036 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2037 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2038 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2039 (OPTION_MASK_ISA_SSE4): Removed.
2040 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2041 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2042 (override_options): Don't turn on implied SSE/MMX bits in
2045 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2047 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2050 2008-02-18 Joey Ye <joey.ye@intel.com>
2053 * tree-nested.c (insert_field_into_struct): Set type alignment
2054 to field alignment if the former is less than the latter.
2056 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2058 * BASE-VER: Set to 4.4.0.
2060 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2062 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2063 * doc/cfg.texi: Likewise.
2064 * doc/extend.texi: Likewise.
2065 * doc/gty.texi: Likewise.
2066 * doc/invoke.texi: Likewise.
2067 * doc/loop.texi: Likewise.
2068 * doc/md.texi: Likewise.
2069 * doc/passes.texi: Likewise.
2070 * doc/rtl.texi: Likewise.
2071 * doc/sourcebuild.texi: Likewise.
2072 * doc/tm.texi: Likewise.
2073 * doc/tree-ssa.texi: Likewise.
2075 2008-02-17 Richard Guenther <rguenther@suse.de>
2078 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2079 without default definition.
2081 2008-02-17 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/35231
2084 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2087 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2091 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2093 libgcc_cmp_return mode.
2095 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2098 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2100 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2102 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2105 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2107 * doc/c-tree.texi: Use `@.' where appropriate.
2108 * doc/extend.texi: Likewise.
2109 * doc/install.texi: Likewise.
2110 * doc/invoke.texi: Likewise.
2111 * doc/loop.texi: Likewise.
2112 * doc/makefile.texi: Likewise.
2113 * doc/md.texi: Likewise.
2114 * doc/passes.texi: Likewise.
2115 * doc/standards.texi: Likewise.
2116 * doc/tm.texi: Likewise.
2118 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2121 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2123 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2124 rather than in entry_bb.
2126 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2129 libgcc_cmp_return mode.
2131 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2134 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2135 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2137 2008-02-15 Richard Guenther <rguenther@suse.de>
2138 Zdenek Dvorak <ook@ucw.cz>
2140 PR tree-optimization/35164
2141 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2142 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2143 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2144 Only propagate addresses which do not have abnormal SSA_NAMEs
2147 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2150 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2152 2008-02-15 Jan Hubicka <jh@suse.cz>
2155 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2157 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2160 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2161 when calculating alignment_pad.
2163 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2166 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2167 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2168 and STACK_BOUNDARY define.
2170 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2172 PR preprocessor/35061
2173 * c-pragma.c (handle_pragma_pop_macro): Check that
2174 pushed_macro_table has been allocated.
2176 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2179 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2180 (force_gimple_operand): Likewise.
2181 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2182 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2183 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2184 (find_interesting_uses_address): Check addressability and alignment
2185 of the base expression only after substituting bases of IVs into it.
2187 2008-02-14 Michael Matz <matz@suse.de>
2190 * function.c (instantiate_virtual_regs_in_insn): Reload address
2191 before falling back to reloading the whole operand.
2193 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2195 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2196 before the first section switch note.
2198 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2200 * doc/bugreport.texi: Update copyright years.
2201 * doc/c-tree.texi: Likewise.
2202 * doc/cfg.texi: Likewise.
2203 * doc/cpp.texi: Likewise.
2204 * doc/cppinternals.texi: Likewise.
2205 * doc/fragments.texi: Likewise.
2206 * doc/frontends.texi: Likewise.
2207 * doc/gcc.texi: Likewise.
2208 * doc/gty.texi: Likewise.
2209 * doc/hostconfig.texi: Likewise.
2210 * doc/implement-c.texi: Likewise.
2211 * doc/libgcc.texi: Likewise.
2212 * doc/loop.texi: Likewise.
2213 * doc/makefile.texi: Likewise.
2214 * doc/options.texi: Likewise.
2215 * doc/passes.texi: Likewise.
2216 * doc/rtl.texi: Likewise.
2217 * doc/sourcebuild.texi: Likewise.
2218 * doc/standards.texi: Likewise.
2219 * doc/tree-ssa.texi: Likewise.
2220 * doc/trouble.texi: Likewise.
2222 * doc/extend.texi: Use @: or add comma where appropriate.
2223 * doc/invoke.texi: Likewise.
2224 * doc/tm.texi: Likewise.
2226 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2229 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2232 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2234 * doc/md.texi (clz, ctz): Add reference.
2235 * doc/rtl.texi (clz, ctz): Likewise.
2237 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2240 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2243 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2245 * config/s390/s390.c (struct constant_pool): New field
2246 emit_pool_after added.
2247 (s390_mainpool_start): Set the emit_pool_after flag according
2248 to the section switch notes.
2249 (s390_mainpool_finish): Consider emit_pool_after when emitting
2250 the literal pool at the end of the function.
2251 (s390_chunkify_start): Force literal pool splits at section
2254 2008-02-13 Michael Matz <matz@suse.de>
2257 * var-tracking.c (clobber_variable_part): Correctly traverse the
2260 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2263 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2264 Add -fdump-ipa-inline.
2265 * tree-dump.c (dump_files): Remove tree-inlined dump.
2266 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2268 2008-02-12 Richard Guenther <rguenther@suse.de>
2270 PR tree-optimization/35171
2271 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2274 2008-02-12 Richard Guenther <rguenther@suse.de>
2277 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2278 value-preserving mode. Disallow final truncation.
2280 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2283 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2284 code from here to...
2285 (force_gimple_operand): ...here.
2287 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2290 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2291 non-compatible pointers.
2292 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2293 different FIELD_DECLs, try harder by comparing field offsets, sizes
2297 * function.c (match_asm_constraints_1): Don't replace the same input
2300 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2302 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2303 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2304 (expand_epilogue): Restore RAMPZ register.
2305 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2307 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2309 * config/i386/cygwin.asm: (__alloca): Correct calling
2310 convention and alignment.
2311 (__chkstk): Force 8 byte stack alignment.
2313 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2314 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/33992
2317 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2318 the zero we compare against.
2320 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2323 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2324 to CloseHandle after unlocking to prevent accumulation of handle
2327 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2331 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2332 and update LABEL_NUSES during and after reload.
2334 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2337 * combine.c (simplify_if_then_else): Make sure the comparison is
2338 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2340 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2343 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2344 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2345 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2346 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2347 * tree.h (get_type_static_bounds): Likewise.
2349 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2351 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2352 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2353 Make -Wfoo language annotations match what the compiler outputs.
2355 2008-02-08 Sa Liu <saliu@de.ibm.com>
2357 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2358 intrinsics spu_convts, spu_convtu, spu_convtf.
2359 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2361 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2363 * doc/extend.texi (Function Attributes) <noinline>: Mention
2364 asm ("") as method to keep calls.
2366 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2369 * doc/options.texi (Options): Replace references to opts.sh with
2371 * opts-common.c: Likewise.
2372 * optc-gen.awk: Likewise.
2374 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2376 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2378 2008-02-07 Richard Henderson <rth@redhat.com>
2381 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2382 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2385 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2387 PR tree-optimization/35085
2388 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2389 for operand entry oe2 in addition to operand entry oe3 in order to
2390 expose more opportunities for vectorizer sum reduction.
2392 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2395 * Makefile.in (LIBS): Remove $(GMPLIBS).
2396 (cc1-dummy, cc1): Add $(GMPLIBS).
2398 2008-02-06 Jan Hubicka <jh@suse.cz>
2401 * i386.md (moddf_integer): Do not produce partial memory stalls for
2402 targets where it hurts.
2404 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2407 * optabs.c (expand_float): Do not check for decimal modes when
2408 expanding unsigned integer through signed conversion.
2410 2008-02-06 Nick Clifton <nickc@redhat.com>
2412 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2413 inside the clobber with a match_operand and duplicated operand
2414 number in the constraint.
2415 (ineqbranchsi): Delete redundant comment.
2417 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2419 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2420 builtin_define ("__USE_INIT_FINI__").
2421 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2423 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2425 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 PR documentation/30330
2428 * doc/invoke.texi (C++ Dialect Options)
2429 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2430 For each warning option -Wfoo that allows -Wno-foo, ensure both
2431 -Wfoo and -Wno-foo are listed in the option index. Fix index
2432 entry of -Wswitch-default, index -Wnormalized= including the
2433 `=', and -Wlarger-than-@var{len} including @var{len}.
2435 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.md (floatunssisf2): Use
2438 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2439 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2440 Macroize expander using MODEF mode iterator.
2442 2008-02-05 Diego Novillo <dnovillo@google.com>
2444 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2447 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2449 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2452 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2454 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2457 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2458 to indicate if a message should be generated.
2459 (init_cumulative_args): Updated.
2460 (function_value_32): Likewise.
2462 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2464 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2466 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2470 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2472 2008-02-04 Diego Novillo <dnovillo@google.com>
2474 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2477 * tree-vrp.c (vrp_evaluate_conditional): With
2478 -Wtype-limits, emit a warning when comparing against a
2479 constant outside the natural range of OP0's type.
2481 2008-02-04 Richard Guenther <rguenther@suse.de>
2484 * expr.c (count_type_elements): Give for unions instead of
2487 2008-02-04 Richard Guenther <rguenther@suse.de>
2490 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2491 to TYPE_DOMAINs base type instead of using bitsizetype here.
2493 2008-02-03 Jason Merrill <jason@redhat.com>
2495 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2497 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2500 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2501 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2502 (RS/6000 and PowerPC Options): Fix typos and markup.
2503 * doc/passes.texi (Tree-SSA passes): Likewise.
2505 2008-02-02 Michael Matz <matz@suse.de>
2508 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2509 from record_last_reg_set_info.
2510 (record_last_reg_set_info): Take an RTX argument, iterate over all
2511 constituent hardregs.
2512 (record_last_set_info, record_opr_changes): Change calls to
2513 new signature or to record_last_reg_set_info_regno.
2515 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2517 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2519 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2521 PR rtl-optimization/34773
2522 * reg-notes.def (EQUAL): Mention significance of combination of
2523 REG_EQUAL and REG_RETVAL.
2524 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2525 insn that has a REG_RETVAL.
2527 2008-02-01 Roger Sayle <roger@eyesopen.com>
2530 * configure.ac (--enable-fixed-point): Disable unless explicitly
2532 * configure: Regenerate.
2534 2008-02-01 Richard Guenther <rguenther@suse.de>
2537 * invoke.texi (-finline-limit): Remove no longer true parts
2538 of the documentation. Note that there is no default value.
2540 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2541 Mark Mitchell <mark@codesourcery.com>
2542 Ben Elliston <bje@au.ibm.com>
2545 * doc/extend.texi (Other Builtins): Document.
2547 2008-01-31 Tom Browder <tom.browder@gmail.com>
2549 * doc/c-tree.texi (Types): Fix grammar.
2550 (Expression trees): Ditto.
2551 * doc/passes.texi (Tree-SSA passes): Ditto.
2553 * doc/configterms.texi (Configure Terms): Fix typo.
2554 * doc/cpp.texi (Common Predefined Macros): Ditto.
2555 * doc/md.texi (Machine Constraints): Ditto.
2557 * doc/makefile.texi (Makefile): Add comma.
2559 2008-01-31 Tom Browder <tom.browder@gmail.com>
2560 Gerald Pfeifer <gerald@pfeifer.com>
2562 * doc/sourcebuild.texi (Front End): Remove references to CVS
2563 and CVSROOT/modules.
2564 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2565 (Back End): Remove reference to CVS.
2567 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2570 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2572 (mips16_gp_pseudo_reg): ...here.
2573 * config/mips/mips.md (load_const_gp): Replace with...
2574 (load_const_gp_<mode>): ...this :P-based insn.
2576 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2578 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2579 options. Minor fixes.
2580 (-std): Move reference to standards closer to where language
2581 standards are first mentioned.
2583 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2585 PR rtl-optimization/34995
2586 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2587 parameter and return a bool. If the rtx parameter is nonnull,
2588 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2589 (find_reloads): Update call accordingly. Pass the new operand
2590 if it needed no address reloads, otherwise pass null.
2592 2008-01-30 Richard Henderson <rth@redhat.com>
2595 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2596 for unbounded arrays.
2598 2008-01-30 Silvius Rus <rus@google.com>
2600 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2602 2008-01-30 Jan Hubicka <jh@suse.cz>
2605 * i386.c (init_cumulative_args): Use real function declaration when
2608 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2610 PR rtl-optimization/34998
2611 * global.c (build_insn_chain): Treat non-subreg_lowpart
2612 SUBREGs of pseudos as clobbering all the words covered by the
2613 SUBREG, not just all the bytes.
2614 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2615 original df_ref rather than an extract parameter.
2616 (global_conflicts): Update call accordingly.
2618 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2620 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2621 the overflow check to make it easier to read.
2622 (__fixtfdi): Change the type of the ll member in union
2623 long_double to UDItype_x.
2625 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2628 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2629 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2630 * tree-inline.c (fold_marked_statements): Call
2631 cgraph_update_edges_for_call_stmt if folding a call statement.
2632 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2633 debug_generic_stmt calls, reset it back afterwards.
2636 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2638 * c-typeck.c (build_external_ref): Don't pedwarn about
2639 static vars in current function's scope.
2641 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2643 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2645 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2648 * ipa-struct-reorg.c: Fix spelling.
2649 * params.def: Ditto.
2651 2008-01-29 Richard Guenther <rguenther@suse.de>
2654 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2656 * tree-inline.c (remap_type): Increment remapping_type_depth
2657 around remapping types.
2658 (copy_body_r): Only add referenced variables if they are referenced
2659 from code, not types.
2661 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2672 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2673 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2675 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2678 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2679 pointer for tiny stack.
2681 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2683 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2685 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2687 * config/vx-common.h: Fix typo in comment.
2689 2008-01-28 Ian Lance Taylor <iant@google.com>
2693 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2694 coalesce pointers if they have different DECL_NO_TBAA_P values.
2695 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2696 between variables with different DECL_NO_TBAA_P values.
2698 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2701 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2702 are not legitimate small data references on SPE targets.
2704 2008-01-28 David Daney <ddaney@avtrex.com>
2706 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2708 2008-01-28 David Daney <ddaney@avtrex.com>
2710 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2712 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2714 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2715 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2716 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2717 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2718 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2719 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2720 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2721 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2723 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2725 * basic-block.h (condjump_equiv_p): Fix comment.
2727 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2729 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2730 print_generic_stmt_indented): Fix comment.
2732 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2734 * configure.ac (__stack_chk_fail): Add detecion for availability
2735 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2736 * configure: Regenerate.
2738 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2741 * final.c (output_addr_const): Handle TRUNCATE.
2743 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2746 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2747 (zero_cost, infinite_cost): New constants.
2748 (struct cost_pair): Change type of cost to comp_cost.
2749 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2750 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2752 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2753 split_address_cost, ptr_difference_cost, difference_cost,
2754 get_computation_cost_at, get_computation_cost,
2755 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2756 determine_use_iv_cost_condition, determine_use_iv_costs,
2757 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2758 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2759 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2760 Change type of cost to comp_cost.
2761 (determine_iv_cost): Increase cost of non-original ivs, instead
2762 of decreasing the cost of original ones.
2763 (get_address_cost): Indicate the complexity of the addressing mode
2765 (try_add_cand_for): Prefer using ivs not specific to some object.
2766 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2768 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2769 Janis Johnson <janis187@us.ibm.com>
2772 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2773 (TARGET_INSTANTIATE_DECLS): Likewise.
2774 * target.h (expand_to_rtl_hook): New target hook.
2775 (instantiate_decls): Likewise.
2776 * function.c (instantiate_decl): Make non-static. Rename to...
2777 (instantiate_decl_rtl): ... this.
2778 (instantiate_expr): Use instantiate_decl_rtl.
2779 (instantiate_decls_1): Likewise.
2780 (instantiate_decls): Likewise.
2781 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2782 * function.h (instantiate_decl_rtl): Add prototype.
2783 * cfgexpand.c (target.h): New include.
2784 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2785 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2786 (TARGET_INSTANTIATE_DECLS): Likewise.
2787 (TARGET_INITIALIZER): New target hooks added.
2788 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2790 * config/rs6000/rs6000.c (tree-flow.h): New include.
2791 (machine_function): Add sdmode_stack_slot field.
2792 (rs6000_alloc_sdmode_stack_slot): New function.
2793 (rs6000_instantiate_decls): Likewise.
2794 (rs6000_secondary_memory_needed_rtx): Likewise.
2795 (rs6000_check_sdmode): Likewise.
2796 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2797 (TARGET_INSTANTIATE_DECLS): Likewise.
2798 (rs6000_hard_regno_mode_ok): Allow SDmode.
2799 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2800 (rs6000_emit_move): Handle SDmode.
2801 (function_arg_advance): Likewise.
2802 (function_arg): Likewise.
2803 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2804 SDmode var args for 32-bit compiles.
2805 (rs6000_secondary_reload_class): Handle SDmode.
2806 (rs6000_output_function_epilogue): Likewise.
2807 (rs6000_function_value): Simplify if statement.
2808 (rs6000_libcall_value): Likewise.
2809 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2810 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2811 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2812 (movsd_hardfloat): New define_insn.
2813 (movsd_softfloat): Likewise.
2814 (movsd_store): Likewise.
2815 (movsd_load): Likewise.
2816 (extendsddd2): Likewise.
2817 (extendsdtd2): Likewise.
2818 (truncddsd2): Likewise.
2819 (movdd_hardfloat64): Fixup comment.
2820 (UNSPEC_MOVSD_LOAD): New constant.
2821 (UNSPEC_MOVSD_STORE): Likewise.
2823 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2826 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2828 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2829 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2830 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2833 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2836 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2837 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2838 __LONGDOUBLE128 too.
2839 * config/rs6000/aix61.h: New file.
2841 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2843 PR rtl-optimization/34959
2844 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2845 popcount and parity rtxes the same mode as their operand.
2846 Truncate or extend the result to the return value's mode
2849 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2852 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2853 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2854 to GOT_VERSION_REGNUM.
2855 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2856 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2857 * config/mips/mips.c (mips_emit_call_insn): New function.
2858 (mips_call_tls_get_addr): Call mips_expand_call directly.
2859 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2861 (mips16_build_call_stub): Likewise. Return the call insn or null.
2862 (mips_expand_call): Update the call to mips16_build_call_stub
2863 accordingly and a remove redundant condition. Assert that MIPS16
2864 stubs do not use lazy binding. Use mips_emit_call_insn and return
2866 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2868 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2869 (mips_avoid_hazard): Remove hazard_set handling.
2870 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2871 (UNSPEC_RESTORE_GP): ...this.
2872 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2873 (FAKE_CALL_REGNO): Rename to...
2874 (GOT_VERSION_REGNUM): ...this.
2875 (type): Add "ghost" value. Add an associated insn reservation.
2876 (hazard_set): Remove.
2877 (exception_receiver): Rename to...
2878 (restore_gp): ...this and update the unspec identifier accordingly.
2879 (exception_receiver, nonlocal_got_receiver): New expanders.
2880 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2881 FAKE_CALL_REGNO. Remove hazard_set attribute.
2882 (set_got_version, update_got_version): New patterns.
2884 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2887 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2889 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2892 * doc/install.texi2html: Generate gcc-vers.texi.
2894 2008-01-25 DJ Delorie <dj@redhat.com>
2896 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2898 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2900 * config/c4x: Remove directory.
2901 * config.gcc (crx-*, mt-*): Mark obsolete.
2902 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2903 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2904 sh-*-rtemscoff*): Remove cases.
2905 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2906 * real.c (encode_c4x_single, decode_c4x_single,
2907 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2908 c4x_extended_format): Remove.
2909 * real.h (c4x_single_format, c4x_extended_format): Remove.
2910 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2912 (Pragmas): Remove comment about c4x pragmas.
2913 * doc/install.texi (c4x): Remove target-specific instructions.
2914 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2915 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2916 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2917 refer to C4x source files as examples.
2918 (C4X_FLOAT_FORMAT): Remove documentation.
2920 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2922 * config/bfin/bfin.c (override_options): Reorder tests so that
2923 flag_pic gets enabled for -msep-data.
2925 2008-01-25 Richard Guenther <rguenther@suse.de>
2928 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2929 to its bitfield precision if required.
2931 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2934 * tree-nested.c (walk_omp_for): New function.
2935 (convert_nonlocal_reference, convert_local_reference): Call
2936 walk_omp_for on OMP_FOR.
2937 (convert_call_expr): Call walk_body on OMP_FOR's
2938 OMP_FOR_PRE_INIT_BODY.
2940 2008-01-25 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/34966
2943 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2944 default defs and PHI_NODEs we have to insert after the
2947 2008-01-24 Nick Clifton <nickc@redhat.com>
2949 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2950 Provide a default definition.
2951 (LIBGCC2_UNITS_PER_WORD): Likewise.
2953 * config/stormy16/stormy16.c: Include df.h for the prototype
2954 for df_regs_ever_live_p.
2955 (xstormy16_expand_builtin_va_start): Convert the stack offset
2956 into a component_ref and then use POINTER_PLUS_EXPR to add it
2957 to the incoming_virtual_args_rtx.
2958 (xstormy16_gimplify_va_arg_expr): Rename to
2959 xstormy16_gimplify_va_arg_expr.
2960 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2961 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2962 xstormy16_gimplify_va_arg_expr.
2963 Fix up some formatting issues.
2965 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2966 Move to predicates.md.
2967 (xs_hi_general_operand): Likewise.
2968 (xs_hi_nonmemory_operand): Likewise.
2969 * config/stormy16/predicates.md:
2970 (xstormy16_carry_plus_operand): New predicate.
2971 (xs_hi_general_operand): New predicate.
2972 (xs_hi_nonmemory_operand): New predicate.
2973 * config/stormy16/stormy16-protos.h:
2974 (xstormy16_carry_plus_operand): Delete prototype.
2975 (xs_hi_general_operand): Likewise.
2976 (xs_hi_nonmemory_operand): Likewise.
2978 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2979 modifiers as they are no longer needed and they can trigger
2980 reload spill failures.
2982 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2983 with a match_operand in order to help reload.
2985 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2986 constraint with 'e' for the 8th alternative as this version of
2987 the mov.w instruction only accepts the lower 8 registers.
2989 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2992 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2993 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2996 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2999 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3001 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3003 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3005 (remove_structure): Update allocations list before removing structure.
3007 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3009 * ipa-struct-reorg.c (is_safe_cond_expr,
3010 create_new_stmts_for_cond_expr): Use integer_zerop function,
3011 that recognize not only zero-pointer, but zero-integer too.
3013 2008-01-25 Ben Elliston <bje@au.ibm.com>
3016 * fixproto: Escape "." in sed expression that strips leading "./".
3018 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3021 * gcc.c (SWITCH_OK): Removed.
3022 (SWITCH_LIVE): Changed to bit.
3023 (SWITCH_FALSE): Likewise.
3024 (SWITCH_IGNORE): Likewise.
3025 (switchstr): Change live_cond to unsigned int.
3026 (process_command): Replace SWITCH_OK with 0.
3027 (do_self_spec): Likewise.
3028 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3029 (give_switch): Likewise.
3030 (used_arg): Likewise.
3031 (do_spec_1): Set the SWITCH_IGNORE bit.
3032 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3033 bits. Set the SWITCH_LIVE bit.
3035 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3037 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3039 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3041 PR tree-optimization/34472
3042 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3043 parameter to a "bool *" and set *DATA to false if there is
3044 an unsafe access. Do not delete the structure here.
3045 (check_cond_exprs): Delete it here instead.
3046 (check_cond_exprs, exclude_cold_structs): Do not increase
3047 I when removing a structure.
3049 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3052 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3053 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3055 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3058 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3059 a fixed vector for stack.
3061 2008-01-24 Ben Elliston <bje@au.ibm.com>
3064 * doc/gcc.texi (Software development): Add a direntry for g++.
3066 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3068 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3069 stale and straggling -fforce-addr comments above.
3071 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3073 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3074 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3076 2008-01-23 Michael Matz <matz@suse.de>
3079 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3082 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3084 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3087 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3089 * config/avr/avr.c (avr_current_arch): New variable.
3090 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3091 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3092 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3093 (avr_override_options): Init 'avr_current_arch'.
3094 (base_arch_s): Move from here...
3095 * config/avr/avr.h (base_arch_s): ... here. Add new members
3096 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3097 'mega' to 'have_jmp_call'.
3098 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3099 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3101 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3103 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3104 MULTILIB_MATCHES): (Ditto.).
3106 2008-01-23 Richard Guenther <rguenther@suse.de>
3109 * cgraphunit.c (cgraph_reset_node): Always mark the node
3110 not reachable if it is not queued already.
3112 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3114 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3115 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3116 (cputype_selected): New static variable.
3117 (bfin_handle_option): Set it if -mcpu is used.
3118 (override_option): Select default set of workarounds if no cpu type
3119 selected on the command line.
3120 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3122 From Michael Frysinger <michael.frysinger@analog.com>
3123 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3124 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3126 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3127 for bf547, bf523, bf524, and bf526.
3128 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3130 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3131 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3132 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3133 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3134 * doc/invoke.texi (Blackfin Options): Document that
3135 -mcpu now accept bf547, bf523, bf524, and bf526.
3137 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3139 PR rtl-optimization/34628
3140 * combine.c (try_combine): Stop and undo after the first combination
3141 if an autoincrement side-effect on the first insn has effectively
3144 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3147 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3148 Offset addresses are not valid for Altivec or paired float modes.
3150 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3153 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3154 if DECL_INITIAL (decl) is error_mark_node.
3157 * c-common.c (handle_vector_size_attribute): Only allow
3158 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3159 the same way as pointer, array etc. types.
3160 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3163 * tree.c (build_type_attribute_qual_variant): Call
3164 build_qualified_type if attributes are equal, but quals are not.
3166 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3169 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3170 * flags.h (warn_strict_aliasing): Remove.
3171 (warn_strict_overflow): Remove.
3172 * opts.c (warn_strict_aliasing): Remove.
3173 (warn_strict_overflow): Remove.
3174 * c-opts.c (c_common_handle_option): -Wall only sets
3175 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3176 (c_common_post_options): Give default values to -Wstrict-aliasing
3177 and -Wstrict-overflow if they are uninitialized.
3178 * common.opt (Wstrict-aliasing): Specify Var and Init.
3179 (Wstrict-overflow): Likewise.
3181 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3183 PR rtl-optimization/26854
3184 PR rtl-optimization/34400
3185 PR rtl-optimization/34884
3186 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3188 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3189 (df_rd_bb_info.expanded_lr_out): Deleted
3190 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3191 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3192 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3193 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3194 Removed code to allocate, initialize or free expanded_lr_out.
3195 (df_rd_bb_local_compute_process_def): Restructured to make more
3197 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3198 sets if the sets are being trimmed.
3200 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3203 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3204 (as_vers): Likewise.
3205 * configure: Regenerated.
3207 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3210 * tree-pass.h (pass_build_alias): New pass.
3211 * tree-ssa-alias.c (gate_build_alias): New.
3212 (pass_build_alias): New.
3213 * passes.c (init_optimization_passes): Add pass_build_alias after
3214 pass_create_structure_vars.
3216 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3218 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3219 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3220 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3221 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3222 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3223 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3224 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3225 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3226 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3227 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3228 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3229 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3230 * config/s390/s390.md (FP_ALL): New mode iterator.
3231 (_d): New mode attribute.
3232 ("*signbit<mode>2>"): Changed mode of first operand.
3233 ("isinf<mode>2"): Changed mode of first operand.
3234 ("*TDC_insn"): Adaptation for DFP modes.
3236 2008-01-22 Ben Elliston <bje@au.ibm.com>
3238 * tree.c (check_qualified_type): Improve function description.
3240 2008-01-21 Jason Merrill <jason@redhat.com>
3243 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3244 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3247 2008-01-21 DJ Delorie <dj@redhat.com>
3249 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3252 2008-01-21 Richard Guenther <rguenther@suse.de>
3255 * tree-cfg.c (verify_expr): Allow all invariant expressions
3256 instead of just constant class ones as reference argument.
3257 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3258 like any other constant.
3259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3261 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3263 * regmove.c (fixup_match_1): Update call crossed frequencies.
3265 2008-01-21 Richard Guenther <rguenther@suse.de>
3268 * tree-inline.c (setup_one_parameter): Deal with mismatched
3269 types using a VIEW_CONVERT_EXPR.
3271 2008-01-21 Alon Dayan <alond@il.ibm.com>
3272 Olga Golovanevsky <olga@il.ibm.com>
3274 PR tree-optimization/34701
3275 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3276 when the structure size is not a power of 2.
3278 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3280 * doc/install.texi: Add doc for --enable-checking=df.
3282 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3284 PR rtl-optimization/34808
3285 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3287 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3289 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3292 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3294 PR rtl-optimization/26854
3295 PR rtl-optimization/34400
3296 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3298 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3299 (df_rd_bb_info.expanded_lr_out): New.
3300 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3301 * loop_iv.c (iv_analysis_loop_init): Ditto.
3302 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3303 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3304 Added code to allocate, initialize or free expanded_lr_out.
3305 (df_rd_bb_local_compute_process_def): Restructured to make
3306 more understandable.
3307 (df_rd_confluence_n): Add code to do nothing with fake edges and
3308 code to no apply invalidate_by_call sets if the sets are being trimmed.
3309 (df_lr_local_finalize): Renamed to df_lr_finalize.
3310 (df_live_local_finalize): Renamed to df_live_finalize.
3312 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3315 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3316 deciding whether to use reciprocal instructions.
3318 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3320 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3321 dwarf2out_note_section_used if cold_text_section is NULL.
3323 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3325 PR gcov-profile/34610
3326 * tree-cfg.c (make_edges): Mark both outgoing edges from
3327 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3328 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3329 from OMP_FOR and OMP_CONTINUE outgoing edges.
3331 * tree-profile.c (tree_profiling): Return early if
3332 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3334 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3335 from cfun to child_cfun.
3336 * function.h (struct function): Add after_tree_profile bit.
3338 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3340 * config/avr/avr.S (_exit): Disable interrupt.
3342 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3343 Steven Bosscher <stevenb.gcc@gmail.com>
3345 PR rtl-optimization/26854
3346 PR rtl-optimization/34400
3347 * df-problems.c (df_live_scratch): New scratch bitmap.
3348 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3349 (df_live_reset): Clear the proper bitmaps.
3350 (df_live_bb_local_compute): Only process the artificial defs once
3351 since the order is not important.
3352 (df_live_init): Init the df_live sets only with the variables
3353 found live by df_lr.
3354 (df_live_transfer_function): Use the df_lr sets to prune the
3355 df_live sets as they are being computed.
3356 (df_live_free): Free df_live_scratch.
3358 2008-01-18 Ian Lance Taylor <iant@google.com>
3360 * common.opt: Add fmerge-debug-strings.
3361 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3362 flag_merge_debug_strings rather than flag_merge_constants.
3363 * doc/invoke.texi (Option Summary): Mention
3364 -fmerge-debug-strings.
3365 (Debugging Options): Document -fmerge-debug-strings.
3367 2008-01-18 Ian Lance Taylor <iant@google.com>
3370 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3371 (struct tree_function_decl): Add new field operator_new_flag.
3372 * tree-inline.c (expand_call_inline): When inlining a call to
3373 operator new, force the return value to go into a variable, and
3374 set DECL_NO_TBAA_P on that variable.
3375 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3377 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3380 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3381 DWARF2_DEBUGGING_INFO.
3382 (dwarf2out_note_section_used): Ditto. Add prototype.
3383 (have_multiple_function_sections, text_section_used,
3384 cold_text_section_used, *cold_text_sections): Move declarations
3387 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3389 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3390 field and add signal_ra.
3391 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3392 assignments to frame state pc. Move end of stack check after
3393 MD_FALLBACK_FRAME_STATE_FOR.
3394 (uw_update_context_1): Use frame state signal_regs if set, instead
3395 of checking signal_frame flag.
3396 (uw_update_context): Use frame state signal_ra if set.
3397 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3398 * config/xtensa/linux-unwind.h: New file.
3400 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3402 * modulo-sched.c (get_sched_window): Fix comment typo.
3404 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3406 PR tree-optimization/34648
3407 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3409 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3411 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3412 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3414 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3416 PR rtl-optimization/34400
3417 * df-core.c (df_worklist_dataflow_overeager,
3418 df_worklist_dataflow_doublequeue): New functions.
3419 (df_worklist_dataflow): Two different worklist solvers.
3420 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3423 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3426 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3427 and ftree-parallelize-loops.
3429 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3431 PR rtl-optimization/34826
3432 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3434 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3436 * global.c (find_reg): Mark the eh regs as used if necessary.
3437 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3438 * ra.h (struct allocno): no_eh_reg field added. Changed
3439 no_stack_reg type to bitfield.
3441 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3443 * tree.c (substitute_in_expr): Add missing 'break'.
3445 2008-01-17 Richard Guenther <rguenther@suse.de>
3447 PR tree-optimization/34825
3448 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3449 x / x as division to handle.
3451 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3453 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3454 "-pthread" is specified.
3455 * pa-hpux11.h (LIB_SPEC): Likewise.
3457 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3458 Peter Bergner <bergner@vnet.ibm.com>
3460 PR rtl-optimization/33796
3461 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3463 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3465 PR libgfortran/34699
3466 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3468 * pa-hpux10.h (LINK_SPEC): Likewise.
3469 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3471 2008-01-16 Richard Guenther <rguenther@suse.de>
3474 * fold-const.c (fold_convert_const_int_from_int): Do not
3475 set overflow if that occured only because of a sign extension
3476 change when converting from/to a sizetype with the same
3477 precision and signedness.
3479 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3482 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3483 location address to the correct place. Update copyright year.
3485 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3487 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3488 no dependences in the dependence_relations vector.
3490 2008-01-16 Jan Hubicka <jh@suse.cz>
3492 PR rtl-optimization/31396
3493 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3494 * cfg.c (dump_reg_info): Print it.
3495 * regs.h (struct reg_info_t): add freq_calls_crossed.
3496 (REG_FREQ_CALLS_CROSSED): New macro.
3497 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3498 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3499 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3500 regmove_optimize): Update call crossed frequencies.
3501 * local-alloc.c (struct qty): Add freq_calls_crossed.
3502 (alloc_qty): Copute freq_calls_crossed.
3503 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3504 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3505 * ra.h (struct allocno): Add freq_calls_crossed.
3507 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3509 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3510 libgomp when compiling with ftree-parallelize-loops.
3511 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3513 2008-01-16 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/34769
3516 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3517 * tree.c (int_cst_value): Instead make this function more
3518 permissive in what it accepts as valid input. Document this
3519 function always sign-extends the value.
3521 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3522 Richard Guenther <rguenther@suse.de>
3525 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3526 (gimple_fold_indirect_ref_rhs): ... this.
3527 (gimple_fold_indirect_ref): New function with foldings
3528 that preserve lvalueness.
3529 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3530 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3531 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3532 to fold an INDIRECT_REF, fall back to the old use of
3533 fold_indirect_ref_1.
3535 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3537 * tree-data-ref.c (subscript_dependence_tester_1): Call
3538 free_conflict_function.
3539 (compute_self_dependence): Same.
3541 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3544 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3545 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3547 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3548 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3549 for DWARF2_UNWIND_INFO targets.
3551 2008-01-16 Richard Guenther <rguenther@suse.de>
3554 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3555 type qualifiers for function types.
3557 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3559 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3560 loop_iterator li from previous commit.
3562 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3564 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3566 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3568 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3569 (parallelize_loops): Don't parallelize irreducible components.
3571 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3574 * c-opts (c_common_post_options): Do not enable CPP
3575 flag_pedantic_errors by default.
3577 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3579 PR rtl-optimization/31944
3580 * cse.c (remove_pseudo_from_table): New function.
3581 (merge_equiv_classes): Use above function to remove pseudo-registers.
3582 (invalidate): Likewise.
3584 2008-01-13 Richard Guenther <rguenther@suse.de>
3587 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3588 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3590 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3592 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3593 validate_change to unshare the source of the PC set.
3595 2008-01-12 Jan Hubicka <jh@suse.cz>
3598 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3599 references above array bounds. This might trigger bounds checks for
3602 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3604 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3605 new_replaceable_dependencies.
3607 2008-01-12 Doug Kwan <dougkwan@google.com>
3609 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3610 instead of OPT_Wreturn_type in warning due to ignored return type
3612 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3613 options included in -Wextra.
3614 * c.opt: New option -Wignored_qualifiers.
3615 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3616 -Wignore_qualifiers.
3617 (-Wignored-qualifiers): Document.
3618 (-Wreturn-type): Remove description of functionality now handled
3619 by -Wignored-qualifiers.
3621 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3624 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3625 NOP_EXPR if it is between integral types with the same precision.
3627 2008-01-12 Jan Hubicka <jh@suse.cz>
3630 * invoke.texi (max-inline-recursive-depth): Fix default value.
3632 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3634 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3637 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3639 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3641 2008-01-11 James E. Wilson <wilson@specifix.com>
3644 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3646 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3648 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3649 save/restore frame pointer register and don't use 'call-prologues'
3650 optimization in function with "OS_task" attribute.
3652 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3655 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3656 when copying to memory.
3658 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3660 PR rtl-optimization/30905
3661 * cfgcleanup.c: Include dce.h
3662 (crossjumps_occured): New global variable.
3663 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3664 If something changed, set crossjumps_occured to true.
3665 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3666 Don't add/remove fake edges to exit here...
3667 (cleanup_cfg): ...but do it here, when crossjumping.
3668 Run a fast DCE when successful crossjumps occured in the latest
3669 iteration of try_optimize_cfg.
3671 2008-01-11 Richard Guenther <rguenther@suse.de>
3673 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3674 (struct vn_unary_op_s): Likewise.
3675 (vn_reference_insert): Free old reference on hash collision.
3677 2008-01-10 Raksit Ashok <raksit@google.com>
3679 PR rtl-optimization/27971
3680 * combine.c (find_split_point): Split PLUS expressions which are
3681 inside a MEM rtx, and whose first operand is complex.
3683 2008-01-10 DJ Delorie <dj@redhat.com>
3685 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3686 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3687 (m32c_hard_regno_ok): Call the underlying function.
3689 2008-01-10 Richard Guenther <rguenther@suse.de>
3692 * tree-cfg.c (tree_merge_blocks): Do not go through the
3693 full-blown folding and stmt updating path if we just deal
3694 with virtual operands.
3695 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3696 test for abnormal SSA_NAMEs.
3698 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3701 * reload.c (push_reload): Add assertions. All constants from
3702 reg_equiv_constant should have been used for replacing the respective
3704 (find_reloads_address): Invoke find_reloads_address_part for
3705 constant taken from the reg_equiv_constant array.
3707 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3709 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3710 field (valnum) the first in the struct. Replace bools with
3713 2008-01-10 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/34651
3716 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3717 types and ordering for masking and converting.
3719 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3721 PR tree-optimization/34017
3722 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3723 also for PHI_NODE expressions.
3725 2008-01-09 Jan Hubicka <jh@suse.cz>
3727 PR tree-optimization/34708
3728 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3729 based on number of case labels.
3730 (init_inline_once): Remove switch_cost.
3731 * tree-inline.h (eni_weights_d): Remove switch_cost.
3733 2008-01-09 Richard Guenther <rguenther@suse.de>
3734 Andrew Pinski <andrew_pinski@playstation.sony.com>
3737 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3738 temporary if an rvalue is ok or an lvalue is not required.
3740 2008-01-09 Richard Guenther <rguenther@suse.de>
3743 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3746 2008-01-09 Richard Guenther <rguenther@suse.de>
3749 * tree.c (host_integerp): Check for sizetype only if the
3750 type is an integer type.
3752 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3755 * opts.c (decode_options): Disable inlining of functions called
3756 once if not in unit-at-a-time mode.
3758 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3760 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3762 2008-01-08 Richard Guenther <rguenther@suse.de>
3765 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3766 out early if the result will be unused.
3768 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3773 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3777 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3779 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3780 for vectorization tuned.
3782 2008-01-08 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/34683
3785 * tree-ssa-operands.c (operand_build_cmp): Export.
3786 * tree-ssa-operands.h (operand_build_cmp): Declare.
3787 * tree-vn.c (vuses_compare): Remove.
3788 (sort_vuses): Use operand_build_cmp.
3789 (sort_vuses_heap): Likewise.
3790 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3791 to re-use old VEC if available. Do not sort already sorted VUSEs.
3792 (vdefs_to_vec): Do not sort already sorted VDEFs.
3794 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3797 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3799 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3802 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3803 limitations of reciprocal sequences on x86 targets.
3805 2008-01-08 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/34683
3808 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3810 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3813 * config/darwin.c (darwin_mergeable_string_section): Don't use
3814 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3816 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3819 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3820 negxf2. Macroize expander using X87MODEF mode iterator. Change
3821 predicates of op0 and op1 to register_operand.
3822 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3823 expander using X87MODEF mode iterator. Change predicates of
3824 op0 and op1 to register_operand.
3825 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3826 corresponding patterns and macroize using MODEF macro. Change
3827 predicates of op0 and op1 to register_operand and remove
3828 "m" constraint. Disparage "r" alternative with "!".
3829 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3830 macroize using X87MODEF macro. Change predicates of op0 and op1
3831 to register_operand and remove "m" constraint. Disparage "r"
3832 alternative with "!".
3833 (absneg splitter with memory operands): Remove.
3834 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3835 patterns and macroize using X87MODEF mode iterator.
3836 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3837 Change predicate of op1 to register_operand.
3838 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3839 for memory operands.
3841 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3843 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3845 2008-01-07 Richard Guenther <rguenther@suse.de>
3847 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3850 2008-01-07 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/34683
3853 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3854 VOPs of the needed size to save memory. Use VEC_quick_push
3855 to save compile-time.
3856 (vdefs_to_vec): Likewise.
3858 2008-01-07 Sa Liu <saliu@de.ibm.com>
3860 * config/spu/spu.md (divdf3): Genetate inline code for double
3861 division. The implementation doesn't handle INF or NAN, therefore it
3862 only applies when -ffinite-math-only is given.
3864 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3867 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3868 * doc/cpp.texi ([Common Predefined Macros]): Document.
3870 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3873 order to use commutative addition instead of subtraction.
3875 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3876 Mircea Namolaru <namolaru@il.ibm.com>
3877 Vladimir Yanovsky <yanov@il.ibm.com>
3878 Revital Eres <eres@il.ibm.com>
3880 PR tree-optimization/34263
3881 * tree-outof-ssa.c (process_single_block_loop_latch,
3882 contains_tree_r): New functions.
3883 (analyze_edges_for_bb): Call process_single_block_loop_latch
3884 function to empty single-basic-block latch block if possible.
3886 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3890 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3892 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3894 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3896 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3898 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3900 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3902 PR tree-optimization/34618
3903 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3906 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3910 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3911 Update copyright year.
3913 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3914 Update copyright year.
3915 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3918 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3920 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3921 edge does not point to current bb before changing need_assert.
3923 2008-01-04 Richard Guenther <rguenther@suse.de>
3926 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3927 for verifying purposes if they are is_gimple_min_invariant.
3929 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3931 PR tree-optimization/34448
3932 PR tree-optimization/34465
3933 * gimplify.c (gimplify_init_constructor): Add new parameter
3934 notify_temp_creation. Use it.
3935 (gimplify_modify_expr_rhs): Take volatiles into account when
3936 optimizing constructors.
3937 Do not optimize constructors if gimplify_init_constructor will dump to
3939 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3940 * gcc.c-torture/compile/pr34448.c: New.
3942 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3944 PR gcov-profile/34609
3945 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3946 return_slot if result is TREE_ADDRESSABLE.
3948 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3950 * config/mips/mips.md (sqrt_condition): Tweak comment.
3951 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3953 2008-01-03 Tom Tromey <tromey@redhat.com>
3956 * c-common.c (c_type_hash): Handle VLAs.
3958 2008-01-03 Jan Hubicka <jh@suse.cz>
3960 PR tree-optimization/31081
3961 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3962 0 when inlining and not inlining to first basic block.
3963 (remap_decl): When var is initialized to 0, don't set default_def.
3964 (expand_call_inline): Set entry_bb.
3965 * tree-inline.h (copy_body_data): Add entry_bb.
3967 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3970 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3973 PR tree-optimization/29484
3974 * tree-inline.c (inline_forbidden_p_2): New function.
3975 (inline_forbidden_p): Disallow inlining if some static var
3976 has an address of a local LABEL_DECL in its initializer.
3977 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3980 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3982 PR tree-optimization/34635
3983 * tree-data-ref.c (add_other_self_distances): Make sure that the
3984 evolution step is constant.
3986 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3989 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3991 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3993 * tree-sra.c (scalarize_init): Insert the generate_element_init
3994 statements after the generate_element_zero statements.
3996 2008-01-02 Richard Guenther <rguenther@suse.de>
4000 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4001 for very large number of operands instead of ICEing.
4003 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4006 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4007 while stack probing.
4009 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4011 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4014 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4017 * tree-mudflap.c (mx_register_decls): Guard warning by
4018 !DECL_ARTIFICIAL check.
4020 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4022 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4023 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4024 sse5_perm<mode>): Fix constraints.
OSDN Git Service
