1 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7 input arguments and the mode of return value.
9 2008-03-13 Alon Dayan <alond@il.ibm.com>
10 Olga Golovanevsky <olga@il.ibm.com>
12 PR tree-optimization/35041
13 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14 to locate the right position in a statement.
16 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/xmmintrin.h: Change all static inline functions to
21 extern inline and add __gnu_inline__ attribute.
22 * config/i386/bmintrin.h: Ditto.
23 * config/i386/smmintrin.h: Ditto.
24 * config/i386/tmmintrin.h: Ditto.
25 * config/i386/mmintrin-common.h: Ditto.
26 * config/i386/ammintrin.h: Ditto.
27 * config/i386/emmintrin.h: Ditto.
28 * config/i386/pmmintrin.h: Ditto.
29 * config/i386/mmintrin.h: Ditto.
30 * config/i386/mm3dnow.h: Ditto.
32 2008-03-13 Jakub Jelinek <jakub@redhat.com>
35 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
36 (lower_omp_2): New function.
37 (lower_omp_1, lower_omp): Rewritten.
39 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
42 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
43 with the phrase "Microsoft Windows compilers".
44 (Push/Pop Macro Pragmas): New subsection. Document
45 #pragma push_macro and pragma pop_macro.
47 2008-03-12 Paul Brook <paul@codesourcery.com>
49 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
51 2008-03-12 Paul Brook <paul@codesourcery.com>
53 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
54 (thumb2_alusi3_short): Exclude PLUS and MINUS.
55 (thumb2_addsi_shortim): Rename ...
56 (thumb2_addsi_short): ... to this. Allow register operands.
57 (thumb2_subsi_short): New pattern.
58 (thumb2_one_cmplsi2_short,
59 thumb2_negsi2_short): New patterns and peepholes.
61 2008-03-12 Paul Brook <paul@codesourcery.com>
63 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
65 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (int_cond): New code iterator.
69 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
70 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
71 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
72 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
73 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
74 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
75 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
76 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
78 2008-03-12 Paul Brook <paul@codesourcery.com>
80 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
81 instead of {arm,thumb}_compute_save_reg_mask.
82 (output_return_instruction): Ditto.
83 (thumb_unexpanded_epilogue): Ditto.
84 (thumb1_expand_prologue): Ditto.
85 (thumb1_output_function_prologue): Ditto.
86 (arm_set_return_address): Ditto.
87 (thumb_set_return_address): Ditto.
88 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
89 regs to achieve stack alignment.
90 (thumb1_compute_save_reg_mask): Fix compiler warning.
91 (arm_output_epilogue): Use offsets->saved_regs_mask.
92 Adjust stack pointer by poping call clobered registers.
93 (arm_expand_prologue): Use offsets->saved_regs_mask.
94 Adjust stack pointer by pushing extra registers.
95 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
97 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
100 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
101 conversion to the operands of a multiplication.
103 2008-03-12 Richard Guenther <rguenther@suse.de>
105 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
106 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
107 * timevar.def (TV_TREE_PHIPROP): Add.
108 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
109 pass description. Use TV_TREE_PHIPROP.
110 * tree-ssa-forwprop.c: Remove phiprop code.
112 2008-03-12 Jakub Jelinek <jakub@redhat.com>
115 * omp-low.c (maybe_lookup_decl): Constify first argument.
116 (use_pointer_for_field): Change last argument from bool to
117 omp_context *. Disallow shared copy-in/out in nested
118 parallel if decl is shared in outer parallel too.
119 (build_outer_var_ref, scan_sharing_clauses,
120 lower_rec_input_clauses, lower_copyprivate_clauses,
121 lower_send_clauses, lower_send_shared_vars): Adjust callers.
123 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
124 Ira Rosen <irar@il.ibm.com>
126 * tree-vectorizer.c (free_stmt_vec_info): New function.
127 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
128 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
129 * tree-vectorizer.h (free_stmt_vec_info): Declare.
130 * tree-vect-transform.c (vectorizable_conversion): Free
131 vec_oprnds0 if it was allocated.
132 (vect_permute_store_chain): Remove unused VECs.
133 (vectorizable_store): Free VECs that are allocated in the..
135 (vect_transform_strided_load, vectorizable_load): Likewise.
136 (vect_remove_stores): Simplify the code.
137 (vect_transform_loop): Move code to vect_remove_stores().
138 Call vect_remove_stores() and free_stmt_vec_info().
140 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
142 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
143 TARGET_HPUX. Revise comment.
144 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
145 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
146 Use sr4 variant of `be' instruction when not generating PIC code.
147 (attr_length_call): Adjust for above change.
149 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
151 * ipa-reference.c (static_execute): Remove module_statics_const and
152 associated setting code.
154 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
158 constraint for operand 1.
159 (paritysi2_cmp): Use register_operand constraint for operand 2.
160 Use earlyclobber modifier for operand 1. Remove support for
162 (paritydi2_cmp): Use register_operand constraint for operand 3.
163 Use earlyclobber modifier for operand 1. Remove support for
166 2008-03-11 Paul Brook <paul@codesourcery.com>
167 Vladimir Prus <vladimir@codesourcery.com>
169 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
170 (arm_compute_save_reg0_reg12_mask): Always
171 check if register 11 must be saved. Always safe hard frame pointer
172 when frame_pointer_needeed.
173 (arm_compute_save_reg_mask): Save IP and PC
174 only with apcs frames.
175 (arm_output_epilogue): Adjust Thumb2 codepath to
176 be also invoked and work for ARM non-apcs frames.
177 (arm_expand_prologue): Don't bother saving IP
178 for non-apcs frame, since it's not clobbered by
179 prologue code. Implement non-apcs frame
182 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
184 PR rtl-optimization/35281
185 * expr.c (convert_move): Use a new pseudo for the intermediate
186 from_mode->word_mode result.
188 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
190 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
191 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
192 * toplev.c (compile_file): Don't call it.
194 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
197 * expr.c (store_expr): Call emit_block_move if the mode
198 of "temp" RTX is BLKmode.
200 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
201 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/31358
204 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
205 the step with a NULL_TREE.
206 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
207 to sizetype if type is a pointer type.
208 (add_candidate_1): Don't convert the base and step to
209 the generic type if the orginal type is a pointer type.
210 (add_iv_value_candidates): Use sizetype for the step
211 if type is a pointer type.
212 (cand_value_at): Likewise.
213 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
215 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
216 Don't convert the tem affine to the type.
217 (add_elt_to_tree): Use sizetype for the step if a pointer.
218 Use POINTER_PLUS_EXPR for pointers.
219 (aff_combination_to_tree): Use sizetype for the step if a
222 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
224 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
225 Remove commutativity hint.
227 2008-03-10 Jakub Jelinek <jakub@redhat.com>
231 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
232 errorneous type. Check that v is a VAR_DECL.
235 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
237 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
239 PR tree-optimization/35494
240 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
241 may be overriden at link and run time.
243 2008-03-10 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/34677
246 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
247 (poolify_tree): Likewise.
248 (modify_expr_template): Likewise.
249 (poolify_modify_stmt): Likewise.
250 (insert_fake_stores): Handle all component-ref style stores
251 in addition to INDIRECT_REF. Also handle complex types.
252 Do not poolify the inserted load.
253 (realify_fake_stores): Do not rebuild the tree but only
254 make it a SSA_NAME copy.
255 (init_pre): Remove initialzation of modify_expr_template.
256 Do not allocate modify_expr_node_pool.
257 (fini_pre): Do not free modify_expr_node_pool.
259 2008-03-10 Paul Brook <paul@codesourcery.com>
261 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
264 2008-03-10 Paul Brook <paul@codesourcery.com>
265 Mark Shinwell <shinwell@codesourcery.com>
267 * config/arm/cortex-r4.md: New.
268 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
270 * config/arm/arm.md: Include cortex-r4.md.
271 (insn): Add smmls, sdiv and udiv values.
272 (generic_sched): Don't use generic scheduling for Cortex-R4.
273 (arm_issue_rate): New function.
274 (TARGET_SCHED_ISSUE_RATE): Define.
276 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
278 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
280 2008-03-10 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-pre.c (get_sccvn_value): Simplify.
283 (compute_avail): Do not add stmt uses to AVAIL_OUT.
285 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
287 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
290 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * c.opt (Wsynth): Deprecate.
293 * doc/invoke.texi (Option Summary, Warning Options): Document
294 -Wno-format-contains-nul.
296 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
300 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
302 2008-03-09 Ira Rosen <irar@il.ibm.com>
304 * config/rs6000/rs6000.c (builtin_description): Rename vector
305 left shift operations.
306 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
307 (altivec_vsl<VI_char>): Rename to ...
308 (ashl<mode>3): ... new name.
309 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
311 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
313 2008-03-08 Richard Guenther <rguenther@suse.de>
315 * coverage.h (tree_coverage_counter_addr): Declare.
316 * coverage.c (tree_coverage_counter_addr): New function.
317 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
319 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
320 (tree_gen_one_value_profiler): Likewise.
321 (tree_gen_ic_profiler): Likewise.
322 (tree_gen_average_profiler): Likewise.
323 (tree_gen_ior_profiler): Likewise.
325 2008-03-08 Richard Guenther <rguenther@suse.de>
327 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
328 (vn_binary_op_insert): Likewise.
329 (vn_unary_op_lookup): Likewise.
330 (vn_unary_op_insert): Likewise.
331 (vn_nary_op_lookup): Declare.
332 (vn_nary_op_insert): Likewise.
333 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
334 and binary hashes, use a single obstack for unary_op_pool
336 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
337 a single struct vn_nary_op_s. Store tree code length and
338 a variable number of operands.
339 (struct vn_reference_op_struct): Remove unused op2.
340 (vn_reference_op_eq): Do not compare op2.
341 (vn_reference_op_compute_hash): Do not compute hash of op2.
342 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
343 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
344 with vn_nary_op_compute_hash.
345 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
346 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
348 (vn_unary_op_insert, vn_binary_op_insert): Replace with
350 (visit_unary_op): Call nary functions.
351 (visit_binary_op): Likewise.
352 (process_scc): Adjust for struct vn_tables_s changes.
353 (allocate_vn_table): Likewise.
354 (free_vn_table): Likewise.
355 * tree-vn.c (vn_add): Call nary functions.
356 (vn_lookup): Likewise.
358 2008-03-08 Jakub Jelinek <jakub@redhat.com>
361 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
362 wdst back after sync_compare_and_swapqhi_internal.
364 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386-modes.def (V1DI): New vector mode.
368 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
369 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
371 (MMXMODE): Add V1DI mode.
372 (mmxvecsize): Change DI mode to V1DI mode.
373 ("mov<mode>): Use MMXMODEI8 mode iterator.
374 ("*mov<mode>_internal_rex64"): Ditto.
375 ("*mov<mode>_internal"): Ditto.
376 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
377 ("mmx_sub<mode>3"): Ditto.
378 ("mmx_adddi3"): Remove insn pattern.
379 ("mmx_subdi3"): Ditto.
380 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
381 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
382 ("mmx_ashl<mode>3"): Ditto.
383 ("mmx_lshrdi3"): Remove insn pattern.
384 ("mmx_ashldi3"): Ditto.
385 * config/i386/i386.c (classify_argument): Handle V1DImode.
386 (function_arg_advance_32): Ditto.
387 (function_arg_32): Ditto.
388 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
389 mmx_addv1di3 insn pattern.
390 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
391 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
392 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
393 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
394 Remove definitions of built-in functions.
395 (V1DI_type_node): New node.
396 (v1di_ftype_v1di_int): Ditto.
397 (v1di_ftype_v1di_v1di): Ditto.
398 (v2si_ftype_v2si_si): Ditto.
399 (v4hi_ftype_v4hi_di): Remove node.
400 (v2si_ftype_v2si_di): Ditto.
401 (ix86_init_mmx_sse_builtins): Handle V1DImode.
402 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
403 Redefine builtins using def_builtin_const with *_ftype_*_int node.
404 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
405 Add new builtins using def_builtin_const.
406 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
407 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
408 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
409 * config/i386/mmintrin.h (__v1di): New typedef.
410 (_mm_add_si64): Cast arguments to __v1di type.
411 (_mm_sub_si64): Ditto.
412 (_mm_sll_pi16): Cast __count to __v4hi type.
413 (_mm_sll_pi32): Cast __count to __v2si type.
414 (_mm_sll_si64): Cast arguments to __v1di type.
415 (_mm_srl_pi16): Cast __count to __v4hi type.
416 (_mm_srl_pi32): Cast __count to __v2si type.
417 (_mm_srl_si64): Cast arguments to __v1di type.
418 (_mm_sra_pi16): Cast __count to __v4hi type.
419 (_mm_sra_pi32): Cast __count to __v2si type.
420 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
421 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
422 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
423 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
424 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
425 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
426 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
427 (_mm_srai_pi32): Use __builtin_ia32_psradi.
428 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
429 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
430 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
431 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
433 2008-03-07 Joseph Myers <joseph@codesourcery.com>
435 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
437 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
440 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
441 reg+const addressing for Altivec modes. Don't generate reg+reg
442 addressing for TFmode or TDmode quantities.
444 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
446 * c-common.c (vector_types_convertible_p): Call langhook
447 instead of comptypes.
449 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
452 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
453 integral and scalar float variables which have a
456 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
458 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
459 dwarf_register_span hook when emitting unwind information for
460 register-to-memory saves.
461 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
462 (rs6000_frame_related): Remove call to spe_synthesize_frame.
464 2008-03-06 Jakub Jelinek <jakub@redhat.com>
466 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
467 for the same VAR_DECL.
469 2008-03-06 Tom Tromey <tromey@redhat.com>
472 * doc/standards.texi (Standards): Don't mention treelang.
473 * doc/invoke.texi (Overall Options): Don't mention treelang.
474 * doc/install.texi (Prerequisites): Don't mention bison or
476 (Configuration): Don't mention treelang.
477 (Building): Likewise.
478 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
480 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
482 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
483 word-extractions out of a multi-word object.
485 2008-03-06 Richard Guenther <rguenther@suse.de>
487 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
488 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
489 result type and precision.
490 * expr.c (get_inner_reference): Set unsignedp based on the result
491 type of BIT_FIELD_REF.
492 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
493 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
494 (try_instantiate_multiple_fields): Likewise. Use the correct type
496 (sra_build_assignment): Likewise.
497 (sra_build_elt_assignment): Likewise.
498 (sra_explode_bitfield_assignment): Likewise.
499 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
500 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
501 set BIT_FIELD_REF_UNSIGNED.
502 (vectorizable_load): Likewise.
504 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
506 * cse.c (cse_extended_basic_block): Invalidate artificial defs
509 2008-03-06 Richard Guenther <rguenther@suse.de>
511 * alias.c (struct alias_set_entry): Move has_zero_child field
512 to pack with alias_set.
514 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
516 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
519 2008-03-05 Ian Lance Taylor <iant@google.com>
521 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
523 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
525 * fwprop.c (update_df): Support width and offset parameters of
527 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
528 global_conflicts): Change DF_REF_EXTRACT to either
529 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
530 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
531 * df-scan.c (df_ref_record, df_defs_record,
532 df_ref_create_structure, df_def_record_1, df_uses_record,
533 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
534 df_bb_refs_collect, df_entry_block_defs_collect,
535 df_exit_block_uses_collect): Support new width and offset fields.
536 (ref_extract_pool): New storage pool.
537 (df_free_ref): New function.
538 (df_reg_chain_unlink, df_free_collection_rec,
539 df_sort_and_compress_refs): Call df_free_ref.
540 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
542 (df_ref_create_structure): Allocate df_ref_extract if offset and
543 width fields are used.
544 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
545 (df_uses_record): Get offset and width from ZERO_EXTRACT
547 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
548 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
549 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
550 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
551 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
552 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
553 (df_ref_extract): New structure.
554 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
555 (df_ref_create): Add width and offset parameters.
557 2008-03-05 Richard Guenther <rguenther@suse.de>
559 * tree-ssa-structalias.c (get_constraint_for_component_ref):
560 Use ranges_overlap_p.
561 (offset_overlaps_with_access): Rename
562 to ranges_overlap_p and move ...
563 * tree-flow-inline.h (ranges_overlap_p): ... here.
565 * tree.h (get_inner_reference, handled_component_p): Update
568 * tree.h (record_component_aliases, get_alias_set,
569 alias_sets_conflict_p, alias_sets_must_conflict_p,
570 objects_must_conflict_p): Move declarations ...
571 * alias.h (record_component_aliases, get_alias_set,
572 alias_sets_conflict_p, alias_sets_must_conflict_p,
573 objects_must_conflict_p): ... here.
575 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
577 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
579 * cfg.c: Include tree-flow.h.
580 (remove_edge_raw): Call redirect_edge_var_map_clear.
581 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
582 * tree-flow-inline.h (redirect_edge_var_map_def): New.
583 (redirect_edge_var_map_result): New.
584 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
585 PENDING_STMT use with redirect_edge_var_map_*.
586 * tree-ssa.c (edge_var_maps): New definition.
587 (redirect_edge_var_map_add): New.
588 (redirect_edge_var_map_clear): New.
589 (redirect_edge_var_map_dup): New.
590 (redirect_edge_var_map_vector): New.
591 (redirect_edge_var_map_destroy): New.
592 (ssa_redirect_edge): Replace PENDING_STMT use with
593 redirect_edge_var_map_*.
594 (flush_pending_stmts): Same.
595 (delete_tree_ssa): Destroy edge var map.
596 * tree-flow.h (struct _edge_var_map): New.
597 Define edge_var_map vector type.
598 Declare redirect_edge_var_map_* prototypes.
599 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
600 * tree-cfg.c (reinstall_phi_args): Replace
601 PENDING_STMT use with redirect_edge_var_map_*.
603 2008-03-05 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/35472
606 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
607 whose single use_stmt has a overlapping set of loaded and
608 stored symbols as that use_stmt might be a noop assignment then.
610 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
612 * gthr-rtems.h: Implement __gthread_mutex_destroy.
614 2008-03-05 Richard Guenther <rguenther@suse.de>
617 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
619 * tree-cfg.c (verify_expr): Verify it.
620 * fold-const.c (fold_truthop): Remove code generating
621 BIT_FIELD_REFs of structure bases.
622 (fold_binary): Likewise.
623 (fold_ternary): Position and size of BIT_FIELD_REFs are
624 always host integers.
625 (make_bit_field_ref): Remove.
626 (optimize_bit_field_compare): Remove.
627 (all_ones_mask_p): Remove.
629 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
632 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
633 (split_block_and_df_analyze): New. Split basic block and rebuild
635 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
637 (split_pattern_seq): Likewise.
638 (erase_matching_seqs): Likewise.
639 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
641 2008-03-04 Geoff Keating <geoffk@apple.com>
643 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
644 declaration and code.
645 (tree_invalid_nonnegative_warnv_p): Likewise.
647 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
649 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
650 examples. Truncate option-names then causing overfull hbox.
652 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
655 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
657 * configure: Rebuilt.
659 2008-03-04 Rafael Espindola <espindola@google.com>
661 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
662 (tree_unary_nonnegative_warnv_p): New.
663 (tree_binary_nonnegative_warnv_p): New.
664 (tree_single_nonnegative_warnv_p): New.
665 (tree_invalid_nonnegative_warnv_p): New.
666 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
668 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
671 * opts.c (handle_option): Postpone 'unknown option' errors only for
674 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
677 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
680 2008-03-04 Rafael Espindola <espindola@google.com>
682 * fold-const.c (tree_unary_nonzero_warnv_p): New.
683 (tree_binary_nonzero_warnv_p): New.
684 (tree_single_nonzero_warnv_p): New.
685 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
687 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
690 * fold-const.c (fold_cond_expr_with_comparison): Prevent
691 transformations for modes that have signed zeros.
692 * ifcvt.c (noce_try_abs): Ditto.
694 2008-03-04 Joseph Myers <joseph@codesourcery.com>
696 * config/i386/i386.c (override_options): Force
697 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
699 2008-03-04 Jan Hubicka <jh@suse.cz>
702 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
705 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
707 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
708 label to probe the stack.
710 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
712 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
713 (__gthr_win32_mutex_destroy): Declare.
714 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
715 __gthr_win32_mutex_destroy.
716 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
718 2008-03-03 Jan Hubicka <jh@suse.cz>
721 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
722 aggressive on inlining cold calls.
724 2008-03-03 Richard Guenther <rguenther@suse.de>
726 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
727 struct copies into the expression table.
728 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
729 (try_to_simplify): Likewise.
730 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
731 integral and pointer arguments which do not change the
732 precision to NOP_EXPRs.
733 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
734 VIEW_CONVERT_EXPR case.
736 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
738 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
739 defined in a loop at depth 0 is invariant.
740 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
741 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
742 be called at loop depth 0.
744 2008-03-02 Jakub Jelinek <jakub@redhat.com>
747 * gcc.c (process_command): Update copyright notice dates.
748 * gcov.c (print_version): Likewise.
749 * gcov-dump.c (print_version): Likewise.
750 * mips-tfile.c (main): Likewise.
751 * mips-tdump.c (main): Likewise.
753 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
756 * c-common.c (flag_permissive): Delete.
757 (constant_expression_warnings): Check flags first.
758 (constant_expression_error): New.
759 * c-common.h (flag_permissive): Delete.
760 (constant_expression_error): Declare.
761 * flags.h (flag_permissive): Declare. Update description.
762 * diagnostic.c (pedwarn): Update.
764 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
765 (permissive_error_kind): New.
766 * toplev.c (flag_permissive): Define. Update description.
767 * toplev.h (permissive_error_kind): Declare.
768 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
769 (pedwarn_c90): Use pedantic_warning_kind.
770 * c-opts.c (c_common_post_options): flag_permissive does not affect
771 flag_pedantic_errors.
773 2008-03-02 Joseph Myers <joseph@codesourcery.com>
775 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
776 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
777 __absvsi2, __absvDI2): Use unsigned arithmetic.
779 2008-03-02 Andi Kleen <ak@suse.de>
780 Richard Guenther <rguenther@suse.de>
782 * struct-equiv.c: Remove file.
783 * cfg_cleanup.c (condjump_equiv_p): Remove.
784 * Makefile.in (OBJS-common): Remove struct-equiv.o.
785 (struct-equiv.o): Remove rule.
786 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
787 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
788 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
790 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
792 * ifcvt.c (noce_process_if_block): Try to handle only the then
793 block if the else block exists but isn't suitable.
795 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
798 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
799 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
800 regression from previous patch.
802 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
805 * gthr.h: Add __gthread_mutex_destroy as a function that must be
807 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
808 * gthr-single.h (__gthread_mutex_destroy): Likewise.
809 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
810 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
811 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
812 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
813 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
814 (__gthread_mutex_destroy_function): Rename to
815 __gthread_mutex_destroy.
816 * gthr-dce.h (__gthread_mutex_destroy): Call
817 pthread_mutex_destroy.
818 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
819 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
820 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
822 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
824 * df-scan.c (df_ref_chain_change_bb): Simplify.
825 (df_insn_change_bb): Add new_bb argument. Simplify. Call
826 set_block_for_insn if there's any change.
827 * df.h ((df_insn_change_bb): Fix prototype.
828 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
829 df_insn_change_bb, don't call set_block_for_insn.
830 * emit-rtl.c (reorder_insns): Likewise.
831 * haifa-sched.c (move_insn): Likewise.
833 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
835 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
837 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
839 * tree-flow-inline.h (next_readonly_imm_use): Return
840 NULL_USE_OPERAND_P after the end.
842 2008-03-01 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/35411
845 * tree-sra.c (sra_build_assignment): Split conversion to
846 final type to a separate statement if we are not assigning
849 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
851 * fold-const.c (fold_convertible_p): Correct the logic to follow
852 that in fold_convert().
854 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
857 * tree-inline.c (build_duplicate_type): When we make a
858 duplicate type, make it unique in the canonical types system.
860 2008-02-29 Tom Tromey <tromey@redhat.com>
862 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
863 input_file_stack_history, input_file_stack_restored): Remove.
864 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
865 * input.h (struct file_stack): Remove.
866 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
867 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
869 * diagnostic.h (struct diagnostic_context) <last_module>: Change
871 (diagnostic_last_module_changed): Add 'map' argument.
872 (diagnostic_set_last_function): Likewise.
873 * diagnostic.c (undiagnostic_report_current_module): Iterate using
874 line map, not input_file_stack.
875 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
877 2008-02-29 Paul Brook <paul@codesourcery.com>
879 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
881 2008-02-29 Paul Brook <paul@codesourcery.com>
883 * config/arm/ieee754-df.S (muldf3): Use RET macros.
885 2008-02-29 Richard Guenther <rguenther@suse.de>
887 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
889 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
890 value for comparing for a store match.
891 (simplify_unary_expression): Do nothing for SSA_NAMEs.
892 (try_to_simplify): Do not do a full-blown reference lookup.
894 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
896 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
897 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
899 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
901 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
903 * tree-loop-linear.c (try_interchange_loops): Compare memory access
904 strides against cache sizes.
906 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
908 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
911 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
913 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
914 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
915 is smaller than the original promoted value.
916 (simplify_subreg): If OP is a SUBREG, try to preserve its
917 SUBREG_PROMOTED_VAR_P information.
919 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
921 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
922 (VN_INFO_GET): Allocate new objects on the obstack.
923 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
924 for rpo_numbers_temp, for consistency.
925 (free_scc_vn): Free the obstack.
927 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
929 * doc/invoke.texi: Document -ftree-loop-distribution.
930 * tree-loop-distribution.c: New.
931 * tree-pass.h (pass_loop_distribution): New.
932 * graphds.h (struct graph): Add htab_t indices.
933 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
934 * tree-vectorizer.c (rename_variables_in_loop): Extern.
935 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
936 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
937 * tree-data-ref.c (debug_data_dependence_relations): New.
938 (dump_data_dependence_relation): Also print data references.
939 (free_data_ref): Extern.
940 (same_access_functions): Moved...
941 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
942 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
943 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
944 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
945 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
946 (stmts_from_loop): Skip LABEL_EXPR.
947 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
949 (build_rdg): Initialize rdg->indices htab.
950 (free_rdg, stores_from_loop, ref_base_address,
951 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
952 have_similar_memory_accesses_1, ref_base_address_1,
953 remove_similar_memory_refs): New.
954 * tree-data-ref.h: Depend on tree-chrec.h.
955 (debug_data_dependence_relations, free_data_ref): Declared.
956 (same_access_functions): ... here.
957 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
959 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
960 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
961 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
962 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
963 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
964 rdg_vertex_for_stmt): Declared.
965 (struct rdg_edge): Add level.
967 (free_rdg, stores_from_loop, remove_similar_memory_refs,
968 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
970 (rdg_has_similar_memory_accesses): New.
971 * tree-vect-analyze.c: Remove unused static decls.
972 * lambda.h (dependence_level): New.
973 * common.opt (ftree-loop-distribution): New.
974 * tree-flow.h (mark_virtual_ops_in_bb,
975 slpeel_tree_duplicate_loop_to_edge_cfg,
976 rename_variables_in_loop): Declared.
977 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
978 (OBJS-common): Add tree-loop-distribution.o.
979 (tree-loop-distribution.o): New rule.
980 * tree-cfg.c (mark_virtual_ops_in_bb): New.
981 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
982 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
984 2008-02-28 Joseph Myers <joseph@codesourcery.com>
987 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
988 other than structures and unions.
990 2008-02-28 Richard Guenther <rguenther@suse.de>
993 2008-02-26 Richard Guenther <rguenther@suse.de>
995 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
996 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
997 (lookup_decl_from_uid): Declare.
998 (remove_decl_from_map): Likewise.
999 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1000 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1001 (decl_for_uid_map): New global hashtable mapping DECL_UID
1003 (init_ttree): Allocate it.
1004 (insert_decl_to_uid_decl_map): New helper function.
1005 (make_node_stat): Insert new decls into the map.
1006 (copy_node_stat): Likewise.
1007 (lookup_decl_from_uid): New function.
1008 (remove_decl_from_map): Likewise.
1009 (print_decl_for_uid_map_statistics): New helper.
1010 (dump_tree_statistics): Call it.
1012 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1013 (referenced_var_iterator): Adjust.
1014 (FOR_EACH_REFERENCED_VAR): Adjust.
1015 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1016 (num_referenced_vars): Adjust.
1017 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1018 (first_referenced_var): Remove.
1019 (end_referenced_vars_p): Likewise.
1020 (next_referenced_var): Likewise.
1021 (referenced_var_iterator_set): New helper function.
1022 * tree-dfa.c (referenced_var_lookup): Adjust.
1023 (referenced_var_check_and_insert): Likewise.
1024 (remove_referenced_var): Likewise.
1025 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1026 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1027 (verify_call_clobbering): Likewise.
1028 (verify_memory_partitions): Likewise.
1029 (init_tree_ssa): Allocate bitmap instead of hashtable for
1031 (delete_tree_ssa): Adjust.
1032 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1033 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1034 (compute_tag_properties): Likewise.
1035 (set_initial_properties): Likewise.
1036 (find_partition_for): Likewise.
1037 (update_reference_counts): Likewise.
1038 (dump_may_aliases_for): Likewise.
1039 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1040 (add_call_clobber_ops): Likewise.
1041 (add_call_read_ops): Likewise.
1042 (get_asm_expr_operands): Likewise.
1043 * tree-into-ssa.c (dump_decl_set): Likewise.
1044 (update_ssa): Likewise.
1045 * tree-sra.c (scan_function): Likewise.
1046 (decide_instantiations): Likewise.
1047 (scalarize_parms): Likewise.
1048 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1049 (dsa_named_for): Likewise.
1050 * tree-ssa-structalias.c (update_alias_info): Likewise.
1051 (merge_smts_into): Likewise.
1053 2008-02-27 David Daney <ddaney@avtrex.com>
1056 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1057 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1058 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1059 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1060 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1062 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1065 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1066 (BUILT_IN_NEXTTOWARD): Remove.
1067 (BUILT_IN_NEXTTOWARDF): Ditto.
1068 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1069 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1071 2008-02-27 Tom Tromey <tromey@redhat.com>
1073 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1074 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1076 2008-02-27 Jan Beulich <jbeulich@novell.com>
1078 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1079 update the respective field on newdecl.
1081 2008-02-27 Revital Eres <eres@il.ibm.com>
1083 PR rtl-optimization/34999
1084 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1085 crossing edges that ends with a call insn.
1086 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1087 call insn and clear the EDGE_CROSSING flag of the crossing edge
1088 when fixing fallthru edges.
1090 2008-02-27 Richard Guenther <rguenther@suse.de>
1093 * fold-const.c (fold_unary): Return the correct argument,
1094 converted to the result type.
1096 2008-02-27 Richard Guenther <rguenther@suse.de>
1099 * expr.c (expand_expr_real_1): Assert on rotates that operate
1101 * fold-const.c (fold_binary): Use the types precision, not the
1102 bitsize of the mode if folding rotate expressions. Build rotates
1103 only for full modes.
1105 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1107 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1109 * c-pragma.c (pragma_ns_name): New typedef.
1110 (registered_pp_pragmas): New variable.
1111 (c_pp_lookup_pragma): New function.
1112 (c_register_pragma_1): If flag_preprocess_only, do nothing
1113 for non-expanded pragmas, for expanded ones push pragma's
1114 namespace and name into registered_pp_pragmas vector.
1115 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1116 flag_preprocess_only, don't register GCC pch_preprocess
1117 pragma if flag_preprocess_only.
1118 * c-opts.c (c_common_init): Call init_pragma even if
1119 flag_preprocess_only.
1120 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1121 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1122 cpp_register_pragma if flag_preprocess_only.
1124 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1127 * c-parser.c (c_parser_translation_unit): Warn for empty
1128 translation unit, not empty source file.
1130 2008-02-26 Paul Brook <paul@codesourcery.com>
1132 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1133 operand for Thumb-2.
1134 * config/arm/arm.h (reg_class): Add CORE_REGS.
1135 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1136 (BASE_REG_CLASS): Use CORE_REGS.
1137 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1138 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1139 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1140 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1141 ARM_REGNO_OK_FOR_INDEX_P.
1142 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1143 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1144 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1145 (ldm/stm peepholes): Ditto.
1146 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1147 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1148 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1149 * config/arm/constraints.md: Enable "k" constraint on ARM.
1151 2008-02-27 Ben Elliston <bje@au.ibm.com>
1153 * config/rs6000/rs6000.c: Annotate cache line size field in all
1154 instances of struct processor_costs.
1156 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1158 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1159 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1160 jump_bypass): New counters.
1161 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1162 * dce.c (gate_ud_dce): Same.
1163 (gate_fast_dce): Same.
1164 * dse.c (gate_dse1): New function.
1165 (gate_dse2): New function.
1166 (gate_dse): Merge results of new gate functions.
1167 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1168 (gate_handle_jump_bypass): Add dbg_cnt.
1169 (gate_handle_gcse): Add dbg_cnt.
1170 * ifcvt.c (gate_handle_if_conversion): Same.
1171 (gate_handle_if_after_combine): Same.
1172 (gate_handle_if_after_reload): Same.
1173 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1175 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1177 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1179 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1181 2008-02-26 Jason Merrill <jason@redhat.com>
1184 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1185 alone if it's the naming decl for the type's main variant.
1187 2008-02-26 Tom Tromey <tromey@redhat.com>
1189 * system.h (USE_MAPPED_LOCATION): Poison.
1190 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1191 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1192 (make_goto_expr_edges): Likewise.
1193 (remove_bb): Likewise.
1194 (execute_warn_function_return): Likewise.
1195 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1197 * c-common.c (fname_decl): Remove old location code.
1198 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1200 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1202 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1203 (gen_rtx_ASM_INPUT): Likewise.
1204 (gen_rtx_ASM_INPUT_loc): Likewise.
1205 (get_rtx_asm_OPERANDS): Remove.
1206 * cfglayout.c (insn_locators_alloc): Remove old location code.
1207 (set_curr_insn_source_location): Likewise.
1208 (curr_insn_locator): Likewise.
1209 * print-tree.c (print_node): Remove old location code.
1210 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1211 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1212 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1213 location_from_locus.
1214 (construct_exit_block): Remove old location code.
1215 * emit-rtl.c (force_next_line_note): Remove old location code.
1216 * profile.c (branch_prob): Remove old location code.
1217 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1218 LOC_LINE): Remove old-location variants.
1219 * langhooks.c (lhd_print_error_function): Remove old location
1221 * configure, config.in: Rebuilt.
1222 * configure.ac (--enable-mapped-location): Remove.
1223 * c-decl.c (c_init_decl_processing): Remove old location code.
1224 (finish_function): Likewise.
1225 * recog.c (decode_asm_operands): Remove old location code.
1226 * c-pch.c (c_common_read_pch): Remove old location code.
1227 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1229 * gimple-low.c (lower_function_body): Remove old location code.
1230 * toplev.c (unknown_location): Remove.
1231 (push_srcloc): Remove old-location variant.
1232 (process_options): Remove old location code.
1233 (lang_dependent_init): Likewise.
1234 * input.h (UNKNOWN_LOCATION): Move definition.
1235 (location_t): Undeprecate.
1236 (source_locus): Remove.
1237 (location_from_locus): Remove.
1238 (struct location_s): Remove.
1239 Remove all old-location code.
1240 (input_line, input_filename): Remove.
1241 * final.c (final_scan_insn): Remove old location code.
1242 * diagnostic.c (diagnostic_build_prefix): Remove
1243 USE_MAPPED_LOCATION test.
1244 * tree.h (gimple_stmt) <locus>: Now a location_t.
1245 (tree_exp) <locus>: Likewise.
1246 (DECL_IS_BUILTIN): Remove old-location variant.
1247 (annotate_with_file_line, annotate_with_locus): Likewise.
1248 (expr_locus, set_expr_locus): Update.
1249 * tree.c (build1_stat): Remove old location code.
1250 (last_annotated_node): Remove.
1251 (annotate_with_file_line): Remove old-location variant.
1252 (annotate_with_locus): Likewise.
1253 (expr_location): Remove old location code.
1254 (set_expr_location): Likewise.
1255 (expr_has_location): Likewise.
1256 (expr_locus): Likewise.
1257 (set_expr_locus): Likewise.
1258 (expr_filename): Don't use location_from_locus.
1259 (expr_lineno): Likewise.
1260 * rtl-error.c (location_for_asm): Remove old location code.
1261 * c-lex.c (cb_line_change): Remove old location code.
1262 (fe_file_change): Likewise.
1263 (cb_def_pragma): Likewise.
1264 (c_lex_with_flags): Likewise.
1265 * gengtype.c (do_typedef): Don't special-case location types.
1266 (define_location_structures): Remove.
1267 (main): Don't call define_location_structures.
1268 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1271 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1274 * builtins.def (BUILT_IN_STDARG_START): Remove.
1275 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1276 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1277 * tree-inline.c (inline_forbidden_p_1): Likewise.
1279 2008-02-26 Richard Guenther <rguenther@suse.de>
1281 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1282 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1283 (lookup_decl_from_uid): Declare.
1284 (remove_decl_from_map): Likewise.
1285 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1286 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1287 (decl_for_uid_map): New global hashtable mapping DECL_UID
1289 (init_ttree): Allocate it.
1290 (insert_decl_to_uid_decl_map): New helper function.
1291 (make_node_stat): Insert new decls into the map.
1292 (copy_node_stat): Likewise.
1293 (lookup_decl_from_uid): New function.
1294 (remove_decl_from_map): Likewise.
1295 (print_decl_for_uid_map_statistics): New helper.
1296 (dump_tree_statistics): Call it.
1298 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1299 (referenced_var_iterator): Adjust.
1300 (FOR_EACH_REFERENCED_VAR): Adjust.
1301 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1302 (num_referenced_vars): Adjust.
1303 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1304 (first_referenced_var): Remove.
1305 (end_referenced_vars_p): Likewise.
1306 (next_referenced_var): Likewise.
1307 (referenced_var_iterator_set): New helper function.
1308 * tree-dfa.c (referenced_var_lookup): Adjust.
1309 (referenced_var_check_and_insert): Likewise.
1310 (remove_referenced_var): Likewise.
1311 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1313 (verify_call_clobbering): Likewise.
1314 (verify_memory_partitions): Likewise.
1315 (init_tree_ssa): Allocate bitmap instead of hashtable for
1317 (delete_tree_ssa): Adjust.
1318 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1319 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1320 (compute_tag_properties): Likewise.
1321 (set_initial_properties): Likewise.
1322 (find_partition_for): Likewise.
1323 (update_reference_counts): Likewise.
1324 (dump_may_aliases_for): Likewise.
1325 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1326 (add_call_clobber_ops): Likewise.
1327 (add_call_read_ops): Likewise.
1328 (get_asm_expr_operands): Likewise.
1329 * tree-into-ssa.c (dump_decl_set): Likewise.
1330 (update_ssa): Likewise.
1331 * tree-sra.c (scan_function): Likewise.
1332 (decide_instantiations): Likewise.
1333 (scalarize_parms): Likewise.
1334 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1335 (dsa_named_for): Likewise.
1336 * tree-ssa-structalias.c (update_alias_info): Likewise.
1337 (merge_smts_into): Likewise.
1339 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1342 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1343 * c-opts.c (c_common_handle_option): Wall enables
1344 Wvolatile-register-var.
1345 * common.opt: Move Wvolatile-register-var to...
1348 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1350 * common.opt (Wlarger-than=): New.
1351 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1353 * opts.c (common_handle_option): Handle -Wlarger-than=.
1354 * optc-gen.awk: Likewise.
1355 * opth-gen.awk: Likewise.
1356 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1357 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1359 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1361 * c-common.c (match_case_to_enum_1): Add appropriate
1362 OPT_W* parameter to warning.
1363 (c_do_switch_warnings): Likewise.
1364 * c-typeck.c (warning_init): Add one more parameter following
1366 (push_init_level): Update call to warning_init.
1367 (pop_init_level): Likewise.
1368 (add_pending_init): Likewise.
1369 (output_init_element: Likewise.
1371 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1374 * toplev.c (toplev_main): If there are warnings or error, print
1375 errors for ignored options.
1376 * opts.c (ignored_options): New static variable.
1377 (postpone_unknown_option_error): New.
1378 (print_ignored_options): New.
1379 (handle_option): Postpone errors for unknown -Wno-* options.
1380 * opts.h (print_ignored_options): Declare.
1382 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1384 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1387 2008-02-25 Richard Guenther <rguenther@suse.de>
1390 2008-02-25 Richard Guenther <rguenther@suse.de>
1392 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1393 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1394 (lookup_decl_from_uid): Declare.
1395 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1396 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1397 (decl_for_uid_map): New global hashtable mapping DECL_UID
1399 (init_ttree): Allocate it.
1400 (insert_decl_to_uid_decl_map): New helper function.
1401 (make_node_stat): Insert new decls into the map.
1402 (copy_node_stat): Likewise.
1403 (lookup_decl_from_uid): New function.
1404 (print_decl_for_uid_map_statistics): New helper.
1405 (dump_tree_statistics): Call it.
1407 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1408 (referenced_var_iterator): Adjust.
1409 (FOR_EACH_REFERENCED_VAR): Adjust.
1410 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1411 (num_referenced_vars): Adjust.
1412 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1413 (first_referenced_var): Remove.
1414 (end_referenced_vars_p): Likewise.
1415 (next_referenced_var): Likewise.
1416 (referenced_var_iterator_set): New helper function.
1417 * tree-dfa.c (referenced_var_lookup): Adjust.
1418 (referenced_var_check_and_insert): Likewise.
1419 (remove_referenced_var): Likewise.
1420 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1421 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1422 (verify_call_clobbering): Likewise.
1423 (verify_memory_partitions): Likewise.
1424 (init_tree_ssa): Allocate bitmap instead of hashtable for
1426 (delete_tree_ssa): Adjust.
1427 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1428 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1429 (compute_tag_properties): Likewise.
1430 (set_initial_properties): Likewise.
1431 (find_partition_for): Likewise.
1432 (update_reference_counts): Likewise.
1433 (dump_may_aliases_for): Likewise.
1434 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1435 (add_call_clobber_ops): Likewise.
1436 (add_call_read_ops): Likewise.
1437 (get_asm_expr_operands): Likewise.
1438 * tree-into-ssa.c (dump_decl_set): Likewise.
1439 (update_ssa): Likewise.
1440 * tree-sra.c (scan_function): Likewise.
1441 (decide_instantiations): Likewise.
1442 (scalarize_parms): Likewise.
1443 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1444 (dsa_named_for): Likewise.
1445 * tree-ssa-structalias.c (update_alias_info): Likewise.
1446 (merge_smts_into): Likewise.
1448 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1451 * doc/invoke.texi (-fcx-limited-range): Document new option.
1452 * toplev.c (process_options): Handle -fcx-fortran-rules.
1453 * common.opt: Add documentation for -fcx-fortran-rules.
1455 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1458 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1459 actual behaviour and C99.
1461 2008-02-26 Ben Elliston <bje@au.ibm.com>
1463 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1464 (ASM_CPU_POWER6_SPEC): Likewise.
1465 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1466 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1467 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1469 2008-02-25 Richard Guenther <rguenther@suse.de>
1471 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1472 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1473 (lookup_decl_from_uid): Declare.
1474 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1475 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1476 (decl_for_uid_map): New global hashtable mapping DECL_UID
1478 (init_ttree): Allocate it.
1479 (insert_decl_to_uid_decl_map): New helper function.
1480 (make_node_stat): Insert new decls into the map.
1481 (copy_node_stat): Likewise.
1482 (lookup_decl_from_uid): New function.
1483 (print_decl_for_uid_map_statistics): New helper.
1484 (dump_tree_statistics): Call it.
1486 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1487 (referenced_var_iterator): Adjust.
1488 (FOR_EACH_REFERENCED_VAR): Adjust.
1489 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1490 (num_referenced_vars): Adjust.
1491 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1492 (first_referenced_var): Remove.
1493 (end_referenced_vars_p): Likewise.
1494 (next_referenced_var): Likewise.
1495 (referenced_var_iterator_set): New helper function.
1496 * tree-dfa.c (referenced_var_lookup): Adjust.
1497 (referenced_var_check_and_insert): Likewise.
1498 (remove_referenced_var): Likewise.
1499 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1500 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1501 (verify_call_clobbering): Likewise.
1502 (verify_memory_partitions): Likewise.
1503 (init_tree_ssa): Allocate bitmap instead of hashtable for
1505 (delete_tree_ssa): Adjust.
1506 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1507 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1508 (compute_tag_properties): Likewise.
1509 (set_initial_properties): Likewise.
1510 (find_partition_for): Likewise.
1511 (update_reference_counts): Likewise.
1512 (dump_may_aliases_for): Likewise.
1513 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1514 (add_call_clobber_ops): Likewise.
1515 (add_call_read_ops): Likewise.
1516 (get_asm_expr_operands): Likewise.
1517 * tree-into-ssa.c (dump_decl_set): Likewise.
1518 (update_ssa): Likewise.
1519 * tree-sra.c (scan_function): Likewise.
1520 (decide_instantiations): Likewise.
1521 (scalarize_parms): Likewise.
1522 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1523 (dsa_named_for): Likewise.
1524 * tree-ssa-structalias.c (update_alias_info): Likewise.
1525 (merge_smts_into): Likewise.
1527 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1530 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1531 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1532 * alias.h (nonoverlapping_memrefs_p): Likewise.
1534 2008-02-25 Jan Beulich <jbeulich@novell.com>
1536 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1537 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1538 __emultls_get_address, __emultls_register_common,
1539 __floatundi?f, and _Unwind_GetIPInfo.
1540 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1541 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1542 (gen_regparm_prefix): Likewise.
1543 (i386_nlm_encode_section_info): Sync with
1544 config/i386/winnt.c:i386_pe_encode_section_info().
1545 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1546 i386_nlm_mangle_decl_assembler_name): New.
1547 (netware_override_options): New.
1548 * config/i386/netware.h (netware_override_options): Declare.
1549 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1550 (i386_nlm_mangle_decl_assembler_name): Declare.
1551 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1553 2008-02-25 Ben Elliston <bje@au.ibm.com>
1556 * c-decl.c (grokdeclarator): Remove unused local variables
1557 `typedef_type' and `type_as_written'.
1559 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1560 unused local variable `has_hot_blocks'.
1561 (fix_crossing_conditional_branches): Remove unused local variable
1564 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1567 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1568 using DEF_C99_BUILTIN.
1569 (BUILT_IN_NANF): Ditto.
1570 (BUILT_IN_NANL): Ditto.
1572 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1573 Revital Eres <eres@il.ibm.com>
1575 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1576 regarding the order of two dependent insns in the same row.
1578 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1580 * stor-layout.c (layout_decl): Do not bump the alignment of a
1581 bit-field to more than byte alignment if it is packed.
1583 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1585 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1588 2008-02-24 Diego Novillo <dnovillo@google.com>
1590 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1593 * tree-vrp.c (vrp_evaluate_conditional): With
1594 -Wtype-limits, emit a warning when comparing against a
1595 constant outside the natural range of OP0's type.
1596 * c.opt (Wtype-limits): Move ...
1597 * common.opt (Wtype-limits): ... here.
1599 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1601 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1602 * config/rs6000/e300c2c3.md: New file.
1603 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1605 (rs6000_override_options): Add e300c2 and e300c3 cases to
1606 processor_target_table. Do not allow usage of Altivec or Spe
1607 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1608 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1609 * config/rs6000/rs6000.h (processor_type): Add
1610 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1611 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1612 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1613 and ppce300c3. Include e300c2c3.md.
1615 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1617 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1618 instead of TARGET_STRICT_ALIGN.
1620 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1622 * explow.c (memory_address): Assert that the generated address is
1625 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1628 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1629 * config/darwin-ppc-ldouble-patch.def: New file.
1630 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1631 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1632 SUBTARGET_INIT_BUILTINS if defined.
1633 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1636 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1639 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1640 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1642 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1646 file" warning condtional on -Winvalid-PCH.
1648 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1650 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1652 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1657 prevent reload from using MMX registers.
1658 (*mov<mode>_internal): Ditto.
1659 (*movv2sf_internal_rex64): Ditto.
1660 (*movv2sf_internal): Ditto.
1662 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1664 PR documentation/31569
1665 * doc/install.texi2html: Use makeinfo --no-number-sections.
1667 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1669 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1670 ensure that we can address an entire entity > 8 bytes. Don't
1671 generate reg+reg addressing for such data.
1673 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1675 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1676 strings when optimizing for size, unless the target cares about
1679 2008-02-22 Tom Tromey <tromey@redhat.com>
1681 * regclass.c (current_pass): Remove declaration.
1683 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1685 * config/avr/libgcc.S (__RAMPZ__): Define.
1686 (__do_copy_data): Add for devices with 128KB code memory.
1688 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1690 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1692 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1694 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1696 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1699 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1702 * c-typeck.c (build_binary_op): Warn about floating point
1703 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1705 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1708 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1709 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1711 (rs6000_override_options): Set altivec_abi as default, not override,
1712 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1713 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1714 is used; use new member spe_abi.
1715 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1716 spe_abi and altivec_abi.
1718 2008-02-22 Tomas Bily <tbily@suse.cz>
1720 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1722 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1725 * config.build (build_file_translate): Set to `CMD //c' only if
1727 * Makefile.in (build_file_translate): Improve comment.
1729 2008-02-21 Jan Hubicka <jh@suse.cz>
1731 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1732 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1733 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1735 2008-02-21 Michael Matz <matz@suse.de>
1738 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1740 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1743 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1745 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1746 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1747 SSE_VEC_FLOAT_MODE_P as insn constraint.
1748 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1749 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1750 sse4a_movntdf using MODEF mode iterator.
1751 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1752 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1753 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1754 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1755 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1756 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1757 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1759 2008-02-21 Richard Guenther <rguenther@suse.de>
1761 * tree.def (PAREN_EXPR): New tree code.
1762 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1764 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1765 * expr.c (expand_expr_real_1): Likewise.
1766 * tree-inline.c (estimate_num_insns_1): Likewise.
1767 * tree-complex.c (expand_complex_move): Likewise.
1768 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1771 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1774 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1776 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1779 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1781 * config/sh/sh.c (find_barrier): Don't go past
1782 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1784 2008-02-20 DJ Delorie <dj@redhat.com>
1786 * config/h8300/h8300.md (insv): Force source operand to be a register.
1788 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1789 as a jump, not as a plain insn.
1791 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1793 * doc/invoke.texi (Warning Options): Add new option
1794 -Wframe-larger-than=.
1795 (-Wframe-larger-than): Document.
1797 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1798 Add declarations for new option variables.
1800 * final.c (final_start_function): Check the frame size
1801 before emission and issue a Wframe-larger-than warning.
1803 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1804 Add definitions for new option variables.
1805 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1807 * common.opt (Wframe-larger-than=): New option.
1809 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1811 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1812 (<sse>_div<mode>3): Ditto.
1813 (<sse>_vmdiv<mode>3): Ditto.
1814 (<sse>_vmsqrt<mode>2): Ditto.
1815 (*smax<mode>3): Ditto.
1816 (sse5_frcz<mode>2): Ditto.
1817 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1820 2008-02-20 Richard Guenther <rguenther@suse.de>
1823 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1824 be happy with INTEGRAL_TYPE_P.
1826 2008-02-20 Richard Guenther <rguenther@suse.de>
1828 * fold-const.c (split_tree): Associate floatig-point expressions
1829 if flag_associative_math is set.
1831 2008-02-20 Richard Guenther <rguenther@suse.de>
1833 * tree.h (fold_real_zero_addition_p): Declare.
1834 * fold-const.c (fold_real_zero_addition_p): Export.
1835 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1836 floating-point operations with zero and one.
1838 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1840 * doc/install.texi: Correct references to CFLAGS, replacing them
1841 with BOOT_CFLAGS. Document flags used during bootstrap for
1844 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1847 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1848 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1850 (smin<mode>3): Ditto from similar patterns.
1851 (smax<mode>3): Ditto.
1852 (*ieee_smin<mode>3): Ditto.
1853 (*ieee_smax<mode>3): Ditto.
1854 * config/i386/sse.md (sse): New mode attribute.
1855 (mov<mode>): Macroize expander from movv4sf and movv2df using
1856 SSEMODEF2P mode iterator.
1857 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1858 SSE_VEC_FLOAT_MODE_P as insn constraint.
1859 (storent<mode>): Ditto.
1860 (storent<mode>): Macroize expander from storentsf and storentdf using
1861 MODEF mode iterator.
1862 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1863 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1864 (abs<mode>2): Ditto from similar patterns.
1865 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1866 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1867 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1868 (<sse>_vmsqrt<mode>2): Ditto.
1869 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1870 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1871 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1872 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1873 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1874 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1875 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1877 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1878 iterator and SSE_FLOAT_MODE_P as insn constraint.
1879 (<sse>_ucomi): Ditto from similar patterns.
1880 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1881 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1882 SSE_VEC_FLOAT_MODE_P as insn constraint.
1883 (vcond<mode>): Ditto from similar patterns.
1884 (and<mode>3, *and<mode>3): Ditto.
1885 (<sse>_nand<mode>3): Ditto.
1886 (ior<mode>3, *ior<mode>3): Ditto.
1887 (xor<mode>3, *xor<mode>3): Ditto.
1888 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1889 iterator and SSE_FLOAT_MODE_P as insn constraint.
1890 (*nand<mode>3): Ditto from similar patterns.
1891 (*ior<mode>3): Ditto.
1892 (*xor<mode>3): Ditto.
1894 2008-02-20 Ira Rosen <irar@il.ibm.com>
1896 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1897 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1898 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1900 2008-02-19 Jan Hubicka <jh@suse.cz>
1902 * predict.c (tree_bb_level_predictions): Remove variable next
1903 mistakely introduced by previous commit.
1905 2008-02-19 Jan Hubicka <jh@suse.cz>
1907 * predict.c (predict_paths_leading_to): Rewrite.
1908 (predict_paths_for_bb): New.
1909 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1911 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1914 * Makefile.in (build_file_translate): New.
1915 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1916 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1917 * configure.ac (build_file_translate): Substitute it.
1918 * configure: Regenerate.
1920 2008-02-19 Jan Hubicka <jh@suse.cz>
1922 PR rtl-optimization/34408
1923 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1926 2008-02-19 Jan Hubicka <jh@suse.cz>
1929 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1932 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1935 * config/i386/i386-modes.def: Revert the last DI alignment
1936 change until Ada people can look into it.
1938 2008-02-19 Nick Clifton <nickc@redhat.com>
1940 * opts.c (print_specific_help): Fix typo in --help text.
1942 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1945 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1946 32-bit inline asm without asm alternatives for host GCC < 3.0.
1948 2008-02-19 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/34989
1951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1952 Allow propagation to INDIRECT_REF if we can simplify only.
1954 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1956 * c-common.c (warn_for_collisions_1): Use appropriate option when
1959 2008-02-19 Nick Clifton <nickc@redhat.com>
1962 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1963 (handle_options): Fix indentation.
1964 (print_filtered_help): If no language-specific options were
1965 displayed tell the user how to list all the options supported by
1966 the language's front-end.
1967 (print_specific_help): Fix indentation and remove duplicate line.
1968 (common_handle_option): Handle the -v option.
1969 For --help enable the display of undocumented options if the -v
1970 switch has been included on the command line.
1971 For --help= check for overlaps in the arguments between the option
1972 classes and the language names and issue a warning when they
1973 cannot be disambiguated.
1974 * c.opt (v): Pass on to the common option handler.
1976 2008-02-19 Revital Eres <eres@il.ibm.com>
1978 * modulo-sched.c (sms_schedule): Change dump message when
1979 create_ddg function fails.
1980 (try_scheduling_node_in_cycle): Rename row to cycle.
1981 (print_partial_schedule): Rename CYCLE to ROW.
1983 2008-02-19 Christian Bruel <christian.bruel@st.com>
1984 Zdenek Dvorak <ook@ucw.cz>
1986 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1988 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1992 (*x86_movdicc_0_m1_se): Ditto.
1994 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1997 (CMPtype): Define as __gcc_CMPtype.
1998 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1999 (CMPtype): Define as __gcc_CMPtype.
2001 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2003 Support valgrind 3.3 for --enable-checking=valgrind.
2004 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2006 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2007 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2008 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2009 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2010 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2011 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2012 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2014 * ggc-zone.c: Similar.
2015 * ggc-page.c: Similar.
2017 2008-02-19 Paul Brook <paul@codesourcery.com>
2020 * config/arm/ieee754-df.S: Fix do_it typo.
2021 * config/arm/ieee754-sf.S: Fix do_it typo.
2023 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2026 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2027 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2028 (OPTION_MASK_ISA_SSE_SET): Likewise.
2029 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2030 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2031 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2032 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2033 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2034 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2035 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2036 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2037 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2038 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2039 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2040 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2041 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2042 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2043 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2044 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2045 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2046 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2047 (OPTION_MASK_ISA_SSE4): Removed.
2048 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2049 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2050 (override_options): Don't turn on implied SSE/MMX bits in
2053 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2055 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2058 2008-02-18 Joey Ye <joey.ye@intel.com>
2061 * tree-nested.c (insert_field_into_struct): Set type alignment
2062 to field alignment if the former is less than the latter.
2064 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2066 * BASE-VER: Set to 4.4.0.
2068 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2070 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2071 * doc/cfg.texi: Likewise.
2072 * doc/extend.texi: Likewise.
2073 * doc/gty.texi: Likewise.
2074 * doc/invoke.texi: Likewise.
2075 * doc/loop.texi: Likewise.
2076 * doc/md.texi: Likewise.
2077 * doc/passes.texi: Likewise.
2078 * doc/rtl.texi: Likewise.
2079 * doc/sourcebuild.texi: Likewise.
2080 * doc/tm.texi: Likewise.
2081 * doc/tree-ssa.texi: Likewise.
2083 2008-02-17 Richard Guenther <rguenther@suse.de>
2086 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2087 without default definition.
2089 2008-02-17 Richard Guenther <rguenther@suse.de>
2091 PR tree-optimization/35231
2092 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2095 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2099 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2101 libgcc_cmp_return mode.
2103 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2106 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2108 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2110 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2113 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2115 * doc/c-tree.texi: Use `@.' where appropriate.
2116 * doc/extend.texi: Likewise.
2117 * doc/install.texi: Likewise.
2118 * doc/invoke.texi: Likewise.
2119 * doc/loop.texi: Likewise.
2120 * doc/makefile.texi: Likewise.
2121 * doc/md.texi: Likewise.
2122 * doc/passes.texi: Likewise.
2123 * doc/standards.texi: Likewise.
2124 * doc/tm.texi: Likewise.
2126 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2129 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2131 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2132 rather than in entry_bb.
2134 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2136 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2137 libgcc_cmp_return mode.
2139 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2142 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2143 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2145 2008-02-15 Richard Guenther <rguenther@suse.de>
2146 Zdenek Dvorak <ook@ucw.cz>
2148 PR tree-optimization/35164
2149 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2150 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2151 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2152 Only propagate addresses which do not have abnormal SSA_NAMEs
2155 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2158 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2160 2008-02-15 Jan Hubicka <jh@suse.cz>
2163 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2165 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2168 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2169 when calculating alignment_pad.
2171 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2173 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2174 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2175 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2176 and STACK_BOUNDARY define.
2178 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2180 PR preprocessor/35061
2181 * c-pragma.c (handle_pragma_pop_macro): Check that
2182 pushed_macro_table has been allocated.
2184 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2187 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2188 (force_gimple_operand): Likewise.
2189 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2190 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2191 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2192 (find_interesting_uses_address): Check addressability and alignment
2193 of the base expression only after substituting bases of IVs into it.
2195 2008-02-14 Michael Matz <matz@suse.de>
2198 * function.c (instantiate_virtual_regs_in_insn): Reload address
2199 before falling back to reloading the whole operand.
2201 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2203 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2204 before the first section switch note.
2206 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208 * doc/bugreport.texi: Update copyright years.
2209 * doc/c-tree.texi: Likewise.
2210 * doc/cfg.texi: Likewise.
2211 * doc/cpp.texi: Likewise.
2212 * doc/cppinternals.texi: Likewise.
2213 * doc/fragments.texi: Likewise.
2214 * doc/frontends.texi: Likewise.
2215 * doc/gcc.texi: Likewise.
2216 * doc/gty.texi: Likewise.
2217 * doc/hostconfig.texi: Likewise.
2218 * doc/implement-c.texi: Likewise.
2219 * doc/libgcc.texi: Likewise.
2220 * doc/loop.texi: Likewise.
2221 * doc/makefile.texi: Likewise.
2222 * doc/options.texi: Likewise.
2223 * doc/passes.texi: Likewise.
2224 * doc/rtl.texi: Likewise.
2225 * doc/sourcebuild.texi: Likewise.
2226 * doc/standards.texi: Likewise.
2227 * doc/tree-ssa.texi: Likewise.
2228 * doc/trouble.texi: Likewise.
2230 * doc/extend.texi: Use @: or add comma where appropriate.
2231 * doc/invoke.texi: Likewise.
2232 * doc/tm.texi: Likewise.
2234 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2237 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2240 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2242 * doc/md.texi (clz, ctz): Add reference.
2243 * doc/rtl.texi (clz, ctz): Likewise.
2245 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2248 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2251 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2253 * config/s390/s390.c (struct constant_pool): New field
2254 emit_pool_after added.
2255 (s390_mainpool_start): Set the emit_pool_after flag according
2256 to the section switch notes.
2257 (s390_mainpool_finish): Consider emit_pool_after when emitting
2258 the literal pool at the end of the function.
2259 (s390_chunkify_start): Force literal pool splits at section
2262 2008-02-13 Michael Matz <matz@suse.de>
2265 * var-tracking.c (clobber_variable_part): Correctly traverse the
2268 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2271 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2272 Add -fdump-ipa-inline.
2273 * tree-dump.c (dump_files): Remove tree-inlined dump.
2274 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2276 2008-02-12 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/35171
2279 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2282 2008-02-12 Richard Guenther <rguenther@suse.de>
2285 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2286 value-preserving mode. Disallow final truncation.
2288 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2291 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2292 code from here to...
2293 (force_gimple_operand): ...here.
2295 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2298 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2299 non-compatible pointers.
2300 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2301 different FIELD_DECLs, try harder by comparing field offsets, sizes
2305 * function.c (match_asm_constraints_1): Don't replace the same input
2308 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2310 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2311 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2312 (expand_epilogue): Restore RAMPZ register.
2313 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2315 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2317 * config/i386/cygwin.asm: (__alloca): Correct calling
2318 convention and alignment.
2319 (__chkstk): Force 8 byte stack alignment.
2321 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2322 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/33992
2325 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2326 the zero we compare against.
2328 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2331 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2332 to CloseHandle after unlocking to prevent accumulation of handle
2335 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2338 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2339 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2340 and update LABEL_NUSES during and after reload.
2342 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2345 * combine.c (simplify_if_then_else): Make sure the comparison is
2346 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2348 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2351 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2352 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2353 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2354 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2355 * tree.h (get_type_static_bounds): Likewise.
2357 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2359 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2360 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2361 Make -Wfoo language annotations match what the compiler outputs.
2363 2008-02-08 Sa Liu <saliu@de.ibm.com>
2365 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2366 intrinsics spu_convts, spu_convtu, spu_convtf.
2367 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2369 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2371 * doc/extend.texi (Function Attributes) <noinline>: Mention
2372 asm ("") as method to keep calls.
2374 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2377 * doc/options.texi (Options): Replace references to opts.sh with
2379 * opts-common.c: Likewise.
2380 * optc-gen.awk: Likewise.
2382 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2384 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2386 2008-02-07 Richard Henderson <rth@redhat.com>
2389 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2390 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2393 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2395 PR tree-optimization/35085
2396 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2397 for operand entry oe2 in addition to operand entry oe3 in order to
2398 expose more opportunities for vectorizer sum reduction.
2400 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2403 * Makefile.in (LIBS): Remove $(GMPLIBS).
2404 (cc1-dummy, cc1): Add $(GMPLIBS).
2406 2008-02-06 Jan Hubicka <jh@suse.cz>
2409 * i386.md (moddf_integer): Do not produce partial memory stalls for
2410 targets where it hurts.
2412 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2415 * optabs.c (expand_float): Do not check for decimal modes when
2416 expanding unsigned integer through signed conversion.
2418 2008-02-06 Nick Clifton <nickc@redhat.com>
2420 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2421 inside the clobber with a match_operand and duplicated operand
2422 number in the constraint.
2423 (ineqbranchsi): Delete redundant comment.
2425 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2427 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2428 builtin_define ("__USE_INIT_FINI__").
2429 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2431 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2433 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2435 PR documentation/30330
2436 * doc/invoke.texi (C++ Dialect Options)
2437 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2438 For each warning option -Wfoo that allows -Wno-foo, ensure both
2439 -Wfoo and -Wno-foo are listed in the option index. Fix index
2440 entry of -Wswitch-default, index -Wnormalized= including the
2441 `=', and -Wlarger-than-@var{len} including @var{len}.
2443 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md (floatunssisf2): Use
2446 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2447 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2448 Macroize expander using MODEF mode iterator.
2450 2008-02-05 Diego Novillo <dnovillo@google.com>
2452 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2455 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2457 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2460 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2462 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2466 to indicate if a message should be generated.
2467 (init_cumulative_args): Updated.
2468 (function_value_32): Likewise.
2470 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2472 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2474 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2478 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2480 2008-02-04 Diego Novillo <dnovillo@google.com>
2482 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2485 * tree-vrp.c (vrp_evaluate_conditional): With
2486 -Wtype-limits, emit a warning when comparing against a
2487 constant outside the natural range of OP0's type.
2489 2008-02-04 Richard Guenther <rguenther@suse.de>
2492 * expr.c (count_type_elements): Give for unions instead of
2495 2008-02-04 Richard Guenther <rguenther@suse.de>
2498 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2499 to TYPE_DOMAINs base type instead of using bitsizetype here.
2501 2008-02-03 Jason Merrill <jason@redhat.com>
2503 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2505 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2508 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2509 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2510 (RS/6000 and PowerPC Options): Fix typos and markup.
2511 * doc/passes.texi (Tree-SSA passes): Likewise.
2513 2008-02-02 Michael Matz <matz@suse.de>
2516 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2517 from record_last_reg_set_info.
2518 (record_last_reg_set_info): Take an RTX argument, iterate over all
2519 constituent hardregs.
2520 (record_last_set_info, record_opr_changes): Change calls to
2521 new signature or to record_last_reg_set_info_regno.
2523 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2525 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2527 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2529 PR rtl-optimization/34773
2530 * reg-notes.def (EQUAL): Mention significance of combination of
2531 REG_EQUAL and REG_RETVAL.
2532 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2533 insn that has a REG_RETVAL.
2535 2008-02-01 Roger Sayle <roger@eyesopen.com>
2538 * configure.ac (--enable-fixed-point): Disable unless explicitly
2540 * configure: Regenerate.
2542 2008-02-01 Richard Guenther <rguenther@suse.de>
2545 * invoke.texi (-finline-limit): Remove no longer true parts
2546 of the documentation. Note that there is no default value.
2548 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2549 Mark Mitchell <mark@codesourcery.com>
2550 Ben Elliston <bje@au.ibm.com>
2553 * doc/extend.texi (Other Builtins): Document.
2555 2008-01-31 Tom Browder <tom.browder@gmail.com>
2557 * doc/c-tree.texi (Types): Fix grammar.
2558 (Expression trees): Ditto.
2559 * doc/passes.texi (Tree-SSA passes): Ditto.
2561 * doc/configterms.texi (Configure Terms): Fix typo.
2562 * doc/cpp.texi (Common Predefined Macros): Ditto.
2563 * doc/md.texi (Machine Constraints): Ditto.
2565 * doc/makefile.texi (Makefile): Add comma.
2567 2008-01-31 Tom Browder <tom.browder@gmail.com>
2568 Gerald Pfeifer <gerald@pfeifer.com>
2570 * doc/sourcebuild.texi (Front End): Remove references to CVS
2571 and CVSROOT/modules.
2572 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2573 (Back End): Remove reference to CVS.
2575 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2578 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2580 (mips16_gp_pseudo_reg): ...here.
2581 * config/mips/mips.md (load_const_gp): Replace with...
2582 (load_const_gp_<mode>): ...this :P-based insn.
2584 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2586 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2587 options. Minor fixes.
2588 (-std): Move reference to standards closer to where language
2589 standards are first mentioned.
2591 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2593 PR rtl-optimization/34995
2594 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2595 parameter and return a bool. If the rtx parameter is nonnull,
2596 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2597 (find_reloads): Update call accordingly. Pass the new operand
2598 if it needed no address reloads, otherwise pass null.
2600 2008-01-30 Richard Henderson <rth@redhat.com>
2603 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2604 for unbounded arrays.
2606 2008-01-30 Silvius Rus <rus@google.com>
2608 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2610 2008-01-30 Jan Hubicka <jh@suse.cz>
2613 * i386.c (init_cumulative_args): Use real function declaration when
2616 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2618 PR rtl-optimization/34998
2619 * global.c (build_insn_chain): Treat non-subreg_lowpart
2620 SUBREGs of pseudos as clobbering all the words covered by the
2621 SUBREG, not just all the bytes.
2622 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2623 original df_ref rather than an extract parameter.
2624 (global_conflicts): Update call accordingly.
2626 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2628 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2629 the overflow check to make it easier to read.
2630 (__fixtfdi): Change the type of the ll member in union
2631 long_double to UDItype_x.
2633 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2636 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2637 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2638 * tree-inline.c (fold_marked_statements): Call
2639 cgraph_update_edges_for_call_stmt if folding a call statement.
2640 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2641 debug_generic_stmt calls, reset it back afterwards.
2644 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2646 * c-typeck.c (build_external_ref): Don't pedwarn about
2647 static vars in current function's scope.
2649 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2651 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2653 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2656 * ipa-struct-reorg.c: Fix spelling.
2657 * params.def: Ditto.
2659 2008-01-29 Richard Guenther <rguenther@suse.de>
2662 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2664 * tree-inline.c (remap_type): Increment remapping_type_depth
2665 around remapping types.
2666 (copy_body_r): Only add referenced variables if they are referenced
2667 from code, not types.
2669 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2680 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2681 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2683 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2686 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2687 pointer for tiny stack.
2689 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2691 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2693 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2695 * config/vx-common.h: Fix typo in comment.
2697 2008-01-28 Ian Lance Taylor <iant@google.com>
2701 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2702 coalesce pointers if they have different DECL_NO_TBAA_P values.
2703 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2704 between variables with different DECL_NO_TBAA_P values.
2706 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2709 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2710 are not legitimate small data references on SPE targets.
2712 2008-01-28 David Daney <ddaney@avtrex.com>
2714 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2716 2008-01-28 David Daney <ddaney@avtrex.com>
2718 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2720 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2722 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2723 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2724 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2725 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2726 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2727 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2728 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2729 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2731 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2733 * basic-block.h (condjump_equiv_p): Fix comment.
2735 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2737 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2738 print_generic_stmt_indented): Fix comment.
2740 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2742 * configure.ac (__stack_chk_fail): Add detecion for availability
2743 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2744 * configure: Regenerate.
2746 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2749 * final.c (output_addr_const): Handle TRUNCATE.
2751 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2754 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2755 (zero_cost, infinite_cost): New constants.
2756 (struct cost_pair): Change type of cost to comp_cost.
2757 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2758 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2760 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2761 split_address_cost, ptr_difference_cost, difference_cost,
2762 get_computation_cost_at, get_computation_cost,
2763 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2764 determine_use_iv_cost_condition, determine_use_iv_costs,
2765 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2766 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2767 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2768 Change type of cost to comp_cost.
2769 (determine_iv_cost): Increase cost of non-original ivs, instead
2770 of decreasing the cost of original ones.
2771 (get_address_cost): Indicate the complexity of the addressing mode
2773 (try_add_cand_for): Prefer using ivs not specific to some object.
2774 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2776 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2777 Janis Johnson <janis187@us.ibm.com>
2780 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2781 (TARGET_INSTANTIATE_DECLS): Likewise.
2782 * target.h (expand_to_rtl_hook): New target hook.
2783 (instantiate_decls): Likewise.
2784 * function.c (instantiate_decl): Make non-static. Rename to...
2785 (instantiate_decl_rtl): ... this.
2786 (instantiate_expr): Use instantiate_decl_rtl.
2787 (instantiate_decls_1): Likewise.
2788 (instantiate_decls): Likewise.
2789 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2790 * function.h (instantiate_decl_rtl): Add prototype.
2791 * cfgexpand.c (target.h): New include.
2792 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2793 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2794 (TARGET_INSTANTIATE_DECLS): Likewise.
2795 (TARGET_INITIALIZER): New target hooks added.
2796 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2798 * config/rs6000/rs6000.c (tree-flow.h): New include.
2799 (machine_function): Add sdmode_stack_slot field.
2800 (rs6000_alloc_sdmode_stack_slot): New function.
2801 (rs6000_instantiate_decls): Likewise.
2802 (rs6000_secondary_memory_needed_rtx): Likewise.
2803 (rs6000_check_sdmode): Likewise.
2804 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2805 (TARGET_INSTANTIATE_DECLS): Likewise.
2806 (rs6000_hard_regno_mode_ok): Allow SDmode.
2807 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2808 (rs6000_emit_move): Handle SDmode.
2809 (function_arg_advance): Likewise.
2810 (function_arg): Likewise.
2811 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2812 SDmode var args for 32-bit compiles.
2813 (rs6000_secondary_reload_class): Handle SDmode.
2814 (rs6000_output_function_epilogue): Likewise.
2815 (rs6000_function_value): Simplify if statement.
2816 (rs6000_libcall_value): Likewise.
2817 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2818 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2819 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2820 (movsd_hardfloat): New define_insn.
2821 (movsd_softfloat): Likewise.
2822 (movsd_store): Likewise.
2823 (movsd_load): Likewise.
2824 (extendsddd2): Likewise.
2825 (extendsdtd2): Likewise.
2826 (truncddsd2): Likewise.
2827 (movdd_hardfloat64): Fixup comment.
2828 (UNSPEC_MOVSD_LOAD): New constant.
2829 (UNSPEC_MOVSD_STORE): Likewise.
2831 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2834 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2836 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2837 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2838 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2841 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2844 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2845 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2846 __LONGDOUBLE128 too.
2847 * config/rs6000/aix61.h: New file.
2849 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2851 PR rtl-optimization/34959
2852 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2853 popcount and parity rtxes the same mode as their operand.
2854 Truncate or extend the result to the return value's mode
2857 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2860 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2861 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2862 to GOT_VERSION_REGNUM.
2863 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2864 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2865 * config/mips/mips.c (mips_emit_call_insn): New function.
2866 (mips_call_tls_get_addr): Call mips_expand_call directly.
2867 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2869 (mips16_build_call_stub): Likewise. Return the call insn or null.
2870 (mips_expand_call): Update the call to mips16_build_call_stub
2871 accordingly and a remove redundant condition. Assert that MIPS16
2872 stubs do not use lazy binding. Use mips_emit_call_insn and return
2874 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2876 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2877 (mips_avoid_hazard): Remove hazard_set handling.
2878 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2879 (UNSPEC_RESTORE_GP): ...this.
2880 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2881 (FAKE_CALL_REGNO): Rename to...
2882 (GOT_VERSION_REGNUM): ...this.
2883 (type): Add "ghost" value. Add an associated insn reservation.
2884 (hazard_set): Remove.
2885 (exception_receiver): Rename to...
2886 (restore_gp): ...this and update the unspec identifier accordingly.
2887 (exception_receiver, nonlocal_got_receiver): New expanders.
2888 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2889 FAKE_CALL_REGNO. Remove hazard_set attribute.
2890 (set_got_version, update_got_version): New patterns.
2892 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2895 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2897 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2900 * doc/install.texi2html: Generate gcc-vers.texi.
2902 2008-01-25 DJ Delorie <dj@redhat.com>
2904 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2906 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2908 * config/c4x: Remove directory.
2909 * config.gcc (crx-*, mt-*): Mark obsolete.
2910 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2911 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2912 sh-*-rtemscoff*): Remove cases.
2913 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2914 * real.c (encode_c4x_single, decode_c4x_single,
2915 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2916 c4x_extended_format): Remove.
2917 * real.h (c4x_single_format, c4x_extended_format): Remove.
2918 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2920 (Pragmas): Remove comment about c4x pragmas.
2921 * doc/install.texi (c4x): Remove target-specific instructions.
2922 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2923 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2924 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2925 refer to C4x source files as examples.
2926 (C4X_FLOAT_FORMAT): Remove documentation.
2928 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2930 * config/bfin/bfin.c (override_options): Reorder tests so that
2931 flag_pic gets enabled for -msep-data.
2933 2008-01-25 Richard Guenther <rguenther@suse.de>
2936 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2937 to its bitfield precision if required.
2939 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2942 * tree-nested.c (walk_omp_for): New function.
2943 (convert_nonlocal_reference, convert_local_reference): Call
2944 walk_omp_for on OMP_FOR.
2945 (convert_call_expr): Call walk_body on OMP_FOR's
2946 OMP_FOR_PRE_INIT_BODY.
2948 2008-01-25 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/34966
2951 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2952 default defs and PHI_NODEs we have to insert after the
2955 2008-01-24 Nick Clifton <nickc@redhat.com>
2957 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2958 Provide a default definition.
2959 (LIBGCC2_UNITS_PER_WORD): Likewise.
2961 * config/stormy16/stormy16.c: Include df.h for the prototype
2962 for df_regs_ever_live_p.
2963 (xstormy16_expand_builtin_va_start): Convert the stack offset
2964 into a component_ref and then use POINTER_PLUS_EXPR to add it
2965 to the incoming_virtual_args_rtx.
2966 (xstormy16_gimplify_va_arg_expr): Rename to
2967 xstormy16_gimplify_va_arg_expr.
2968 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2969 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2970 xstormy16_gimplify_va_arg_expr.
2971 Fix up some formatting issues.
2973 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2974 Move to predicates.md.
2975 (xs_hi_general_operand): Likewise.
2976 (xs_hi_nonmemory_operand): Likewise.
2977 * config/stormy16/predicates.md:
2978 (xstormy16_carry_plus_operand): New predicate.
2979 (xs_hi_general_operand): New predicate.
2980 (xs_hi_nonmemory_operand): New predicate.
2981 * config/stormy16/stormy16-protos.h:
2982 (xstormy16_carry_plus_operand): Delete prototype.
2983 (xs_hi_general_operand): Likewise.
2984 (xs_hi_nonmemory_operand): Likewise.
2986 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2987 modifiers as they are no longer needed and they can trigger
2988 reload spill failures.
2990 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2991 with a match_operand in order to help reload.
2993 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2994 constraint with 'e' for the 8th alternative as this version of
2995 the mov.w instruction only accepts the lower 8 registers.
2997 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3000 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3001 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3004 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3007 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3009 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3011 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3013 (remove_structure): Update allocations list before removing structure.
3015 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3017 * ipa-struct-reorg.c (is_safe_cond_expr,
3018 create_new_stmts_for_cond_expr): Use integer_zerop function,
3019 that recognize not only zero-pointer, but zero-integer too.
3021 2008-01-25 Ben Elliston <bje@au.ibm.com>
3024 * fixproto: Escape "." in sed expression that strips leading "./".
3026 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3029 * gcc.c (SWITCH_OK): Removed.
3030 (SWITCH_LIVE): Changed to bit.
3031 (SWITCH_FALSE): Likewise.
3032 (SWITCH_IGNORE): Likewise.
3033 (switchstr): Change live_cond to unsigned int.
3034 (process_command): Replace SWITCH_OK with 0.
3035 (do_self_spec): Likewise.
3036 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3037 (give_switch): Likewise.
3038 (used_arg): Likewise.
3039 (do_spec_1): Set the SWITCH_IGNORE bit.
3040 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3041 bits. Set the SWITCH_LIVE bit.
3043 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3045 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3047 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3049 PR tree-optimization/34472
3050 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3051 parameter to a "bool *" and set *DATA to false if there is
3052 an unsafe access. Do not delete the structure here.
3053 (check_cond_exprs): Delete it here instead.
3054 (check_cond_exprs, exclude_cold_structs): Do not increase
3055 I when removing a structure.
3057 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3061 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3063 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3066 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3067 a fixed vector for stack.
3069 2008-01-24 Ben Elliston <bje@au.ibm.com>
3072 * doc/gcc.texi (Software development): Add a direntry for g++.
3074 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3076 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3077 stale and straggling -fforce-addr comments above.
3079 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3081 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3082 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3084 2008-01-23 Michael Matz <matz@suse.de>
3087 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3090 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3092 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3095 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3097 * config/avr/avr.c (avr_current_arch): New variable.
3098 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3099 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3100 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3101 (avr_override_options): Init 'avr_current_arch'.
3102 (base_arch_s): Move from here...
3103 * config/avr/avr.h (base_arch_s): ... here. Add new members
3104 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3105 'mega' to 'have_jmp_call'.
3106 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3107 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3109 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3111 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3112 MULTILIB_MATCHES): (Ditto.).
3114 2008-01-23 Richard Guenther <rguenther@suse.de>
3117 * cgraphunit.c (cgraph_reset_node): Always mark the node
3118 not reachable if it is not queued already.
3120 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3123 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3124 (cputype_selected): New static variable.
3125 (bfin_handle_option): Set it if -mcpu is used.
3126 (override_option): Select default set of workarounds if no cpu type
3127 selected on the command line.
3128 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3130 From Michael Frysinger <michael.frysinger@analog.com>
3131 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3132 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3134 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3135 for bf547, bf523, bf524, and bf526.
3136 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3138 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3139 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3140 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3141 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3142 * doc/invoke.texi (Blackfin Options): Document that
3143 -mcpu now accept bf547, bf523, bf524, and bf526.
3145 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3147 PR rtl-optimization/34628
3148 * combine.c (try_combine): Stop and undo after the first combination
3149 if an autoincrement side-effect on the first insn has effectively
3152 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3155 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3156 Offset addresses are not valid for Altivec or paired float modes.
3158 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3161 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3162 if DECL_INITIAL (decl) is error_mark_node.
3165 * c-common.c (handle_vector_size_attribute): Only allow
3166 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3167 the same way as pointer, array etc. types.
3168 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3171 * tree.c (build_type_attribute_qual_variant): Call
3172 build_qualified_type if attributes are equal, but quals are not.
3174 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3177 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3178 * flags.h (warn_strict_aliasing): Remove.
3179 (warn_strict_overflow): Remove.
3180 * opts.c (warn_strict_aliasing): Remove.
3181 (warn_strict_overflow): Remove.
3182 * c-opts.c (c_common_handle_option): -Wall only sets
3183 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3184 (c_common_post_options): Give default values to -Wstrict-aliasing
3185 and -Wstrict-overflow if they are uninitialized.
3186 * common.opt (Wstrict-aliasing): Specify Var and Init.
3187 (Wstrict-overflow): Likewise.
3189 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3191 PR rtl-optimization/26854
3192 PR rtl-optimization/34400
3193 PR rtl-optimization/34884
3194 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3196 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3197 (df_rd_bb_info.expanded_lr_out): Deleted
3198 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3199 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3200 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3201 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3202 Removed code to allocate, initialize or free expanded_lr_out.
3203 (df_rd_bb_local_compute_process_def): Restructured to make more
3205 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3206 sets if the sets are being trimmed.
3208 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3211 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3212 (as_vers): Likewise.
3213 * configure: Regenerated.
3215 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3218 * tree-pass.h (pass_build_alias): New pass.
3219 * tree-ssa-alias.c (gate_build_alias): New.
3220 (pass_build_alias): New.
3221 * passes.c (init_optimization_passes): Add pass_build_alias after
3222 pass_create_structure_vars.
3224 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3226 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3227 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3228 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3229 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3230 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3231 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3232 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3233 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3234 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3235 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3236 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3237 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3238 * config/s390/s390.md (FP_ALL): New mode iterator.
3239 (_d): New mode attribute.
3240 ("*signbit<mode>2>"): Changed mode of first operand.
3241 ("isinf<mode>2"): Changed mode of first operand.
3242 ("*TDC_insn"): Adaptation for DFP modes.
3244 2008-01-22 Ben Elliston <bje@au.ibm.com>
3246 * tree.c (check_qualified_type): Improve function description.
3248 2008-01-21 Jason Merrill <jason@redhat.com>
3251 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3252 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3255 2008-01-21 DJ Delorie <dj@redhat.com>
3257 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3260 2008-01-21 Richard Guenther <rguenther@suse.de>
3263 * tree-cfg.c (verify_expr): Allow all invariant expressions
3264 instead of just constant class ones as reference argument.
3265 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3266 like any other constant.
3267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3269 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3271 * regmove.c (fixup_match_1): Update call crossed frequencies.
3273 2008-01-21 Richard Guenther <rguenther@suse.de>
3276 * tree-inline.c (setup_one_parameter): Deal with mismatched
3277 types using a VIEW_CONVERT_EXPR.
3279 2008-01-21 Alon Dayan <alond@il.ibm.com>
3280 Olga Golovanevsky <olga@il.ibm.com>
3282 PR tree-optimization/34701
3283 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3284 when the structure size is not a power of 2.
3286 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3288 * doc/install.texi: Add doc for --enable-checking=df.
3290 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3292 PR rtl-optimization/34808
3293 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3295 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3297 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3300 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3302 PR rtl-optimization/26854
3303 PR rtl-optimization/34400
3304 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3306 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3307 (df_rd_bb_info.expanded_lr_out): New.
3308 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3309 * loop_iv.c (iv_analysis_loop_init): Ditto.
3310 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3311 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3312 Added code to allocate, initialize or free expanded_lr_out.
3313 (df_rd_bb_local_compute_process_def): Restructured to make
3314 more understandable.
3315 (df_rd_confluence_n): Add code to do nothing with fake edges and
3316 code to no apply invalidate_by_call sets if the sets are being trimmed.
3317 (df_lr_local_finalize): Renamed to df_lr_finalize.
3318 (df_live_local_finalize): Renamed to df_live_finalize.
3320 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3323 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3324 deciding whether to use reciprocal instructions.
3326 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3328 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3329 dwarf2out_note_section_used if cold_text_section is NULL.
3331 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3333 PR gcov-profile/34610
3334 * tree-cfg.c (make_edges): Mark both outgoing edges from
3335 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3336 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3337 from OMP_FOR and OMP_CONTINUE outgoing edges.
3339 * tree-profile.c (tree_profiling): Return early if
3340 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3342 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3343 from cfun to child_cfun.
3344 * function.h (struct function): Add after_tree_profile bit.
3346 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3348 * config/avr/avr.S (_exit): Disable interrupt.
3350 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3351 Steven Bosscher <stevenb.gcc@gmail.com>
3353 PR rtl-optimization/26854
3354 PR rtl-optimization/34400
3355 * df-problems.c (df_live_scratch): New scratch bitmap.
3356 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3357 (df_live_reset): Clear the proper bitmaps.
3358 (df_live_bb_local_compute): Only process the artificial defs once
3359 since the order is not important.
3360 (df_live_init): Init the df_live sets only with the variables
3361 found live by df_lr.
3362 (df_live_transfer_function): Use the df_lr sets to prune the
3363 df_live sets as they are being computed.
3364 (df_live_free): Free df_live_scratch.
3366 2008-01-18 Ian Lance Taylor <iant@google.com>
3368 * common.opt: Add fmerge-debug-strings.
3369 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3370 flag_merge_debug_strings rather than flag_merge_constants.
3371 * doc/invoke.texi (Option Summary): Mention
3372 -fmerge-debug-strings.
3373 (Debugging Options): Document -fmerge-debug-strings.
3375 2008-01-18 Ian Lance Taylor <iant@google.com>
3378 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3379 (struct tree_function_decl): Add new field operator_new_flag.
3380 * tree-inline.c (expand_call_inline): When inlining a call to
3381 operator new, force the return value to go into a variable, and
3382 set DECL_NO_TBAA_P on that variable.
3383 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3385 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3388 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3389 DWARF2_DEBUGGING_INFO.
3390 (dwarf2out_note_section_used): Ditto. Add prototype.
3391 (have_multiple_function_sections, text_section_used,
3392 cold_text_section_used, *cold_text_sections): Move declarations
3395 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3397 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3398 field and add signal_ra.
3399 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3400 assignments to frame state pc. Move end of stack check after
3401 MD_FALLBACK_FRAME_STATE_FOR.
3402 (uw_update_context_1): Use frame state signal_regs if set, instead
3403 of checking signal_frame flag.
3404 (uw_update_context): Use frame state signal_ra if set.
3405 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3406 * config/xtensa/linux-unwind.h: New file.
3408 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3410 * modulo-sched.c (get_sched_window): Fix comment typo.
3412 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3414 PR tree-optimization/34648
3415 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3417 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3419 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3420 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3422 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3424 PR rtl-optimization/34400
3425 * df-core.c (df_worklist_dataflow_overeager,
3426 df_worklist_dataflow_doublequeue): New functions.
3427 (df_worklist_dataflow): Two different worklist solvers.
3428 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3431 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3434 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3435 and ftree-parallelize-loops.
3437 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3439 PR rtl-optimization/34826
3440 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3442 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3444 * global.c (find_reg): Mark the eh regs as used if necessary.
3445 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3446 * ra.h (struct allocno): no_eh_reg field added. Changed
3447 no_stack_reg type to bitfield.
3449 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3451 * tree.c (substitute_in_expr): Add missing 'break'.
3453 2008-01-17 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/34825
3456 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3457 x / x as division to handle.
3459 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3461 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3462 "-pthread" is specified.
3463 * pa-hpux11.h (LIB_SPEC): Likewise.
3465 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3466 Peter Bergner <bergner@vnet.ibm.com>
3468 PR rtl-optimization/33796
3469 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3471 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3473 PR libgfortran/34699
3474 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3476 * pa-hpux10.h (LINK_SPEC): Likewise.
3477 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3479 2008-01-16 Richard Guenther <rguenther@suse.de>
3482 * fold-const.c (fold_convert_const_int_from_int): Do not
3483 set overflow if that occured only because of a sign extension
3484 change when converting from/to a sizetype with the same
3485 precision and signedness.
3487 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3490 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3491 location address to the correct place. Update copyright year.
3493 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3495 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3496 no dependences in the dependence_relations vector.
3498 2008-01-16 Jan Hubicka <jh@suse.cz>
3500 PR rtl-optimization/31396
3501 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3502 * cfg.c (dump_reg_info): Print it.
3503 * regs.h (struct reg_info_t): add freq_calls_crossed.
3504 (REG_FREQ_CALLS_CROSSED): New macro.
3505 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3506 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3507 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3508 regmove_optimize): Update call crossed frequencies.
3509 * local-alloc.c (struct qty): Add freq_calls_crossed.
3510 (alloc_qty): Copute freq_calls_crossed.
3511 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3512 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3513 * ra.h (struct allocno): Add freq_calls_crossed.
3515 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3517 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3518 libgomp when compiling with ftree-parallelize-loops.
3519 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3521 2008-01-16 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/34769
3524 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3525 * tree.c (int_cst_value): Instead make this function more
3526 permissive in what it accepts as valid input. Document this
3527 function always sign-extends the value.
3529 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3530 Richard Guenther <rguenther@suse.de>
3533 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3534 (gimple_fold_indirect_ref_rhs): ... this.
3535 (gimple_fold_indirect_ref): New function with foldings
3536 that preserve lvalueness.
3537 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3538 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3539 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3540 to fold an INDIRECT_REF, fall back to the old use of
3541 fold_indirect_ref_1.
3543 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3545 * tree-data-ref.c (subscript_dependence_tester_1): Call
3546 free_conflict_function.
3547 (compute_self_dependence): Same.
3549 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3552 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3553 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3555 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3556 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3557 for DWARF2_UNWIND_INFO targets.
3559 2008-01-16 Richard Guenther <rguenther@suse.de>
3562 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3563 type qualifiers for function types.
3565 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3567 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3568 loop_iterator li from previous commit.
3570 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3572 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3574 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3576 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3577 (parallelize_loops): Don't parallelize irreducible components.
3579 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3582 * c-opts (c_common_post_options): Do not enable CPP
3583 flag_pedantic_errors by default.
3585 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3587 PR rtl-optimization/31944
3588 * cse.c (remove_pseudo_from_table): New function.
3589 (merge_equiv_classes): Use above function to remove pseudo-registers.
3590 (invalidate): Likewise.
3592 2008-01-13 Richard Guenther <rguenther@suse.de>
3595 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3596 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3598 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3600 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3601 validate_change to unshare the source of the PC set.
3603 2008-01-12 Jan Hubicka <jh@suse.cz>
3606 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3607 references above array bounds. This might trigger bounds checks for
3610 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3612 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3613 new_replaceable_dependencies.
3615 2008-01-12 Doug Kwan <dougkwan@google.com>
3617 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3618 instead of OPT_Wreturn_type in warning due to ignored return type
3620 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3621 options included in -Wextra.
3622 * c.opt: New option -Wignored_qualifiers.
3623 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3624 -Wignore_qualifiers.
3625 (-Wignored-qualifiers): Document.
3626 (-Wreturn-type): Remove description of functionality now handled
3627 by -Wignored-qualifiers.
3629 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3632 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3633 NOP_EXPR if it is between integral types with the same precision.
3635 2008-01-12 Jan Hubicka <jh@suse.cz>
3638 * invoke.texi (max-inline-recursive-depth): Fix default value.
3640 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3642 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3645 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3647 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3649 2008-01-11 James E. Wilson <wilson@specifix.com>
3652 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3654 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3656 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3657 save/restore frame pointer register and don't use 'call-prologues'
3658 optimization in function with "OS_task" attribute.
3660 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3663 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3664 when copying to memory.
3666 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3668 PR rtl-optimization/30905
3669 * cfgcleanup.c: Include dce.h
3670 (crossjumps_occured): New global variable.
3671 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3672 If something changed, set crossjumps_occured to true.
3673 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3674 Don't add/remove fake edges to exit here...
3675 (cleanup_cfg): ...but do it here, when crossjumping.
3676 Run a fast DCE when successful crossjumps occured in the latest
3677 iteration of try_optimize_cfg.
3679 2008-01-11 Richard Guenther <rguenther@suse.de>
3681 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3682 (struct vn_unary_op_s): Likewise.
3683 (vn_reference_insert): Free old reference on hash collision.
3685 2008-01-10 Raksit Ashok <raksit@google.com>
3687 PR rtl-optimization/27971
3688 * combine.c (find_split_point): Split PLUS expressions which are
3689 inside a MEM rtx, and whose first operand is complex.
3691 2008-01-10 DJ Delorie <dj@redhat.com>
3693 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3694 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3695 (m32c_hard_regno_ok): Call the underlying function.
3697 2008-01-10 Richard Guenther <rguenther@suse.de>
3700 * tree-cfg.c (tree_merge_blocks): Do not go through the
3701 full-blown folding and stmt updating path if we just deal
3702 with virtual operands.
3703 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3704 test for abnormal SSA_NAMEs.
3706 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3709 * reload.c (push_reload): Add assertions. All constants from
3710 reg_equiv_constant should have been used for replacing the respective
3712 (find_reloads_address): Invoke find_reloads_address_part for
3713 constant taken from the reg_equiv_constant array.
3715 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3717 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3718 field (valnum) the first in the struct. Replace bools with
3721 2008-01-10 Richard Guenther <rguenther@suse.de>
3723 PR tree-optimization/34651
3724 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3725 types and ordering for masking and converting.
3727 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3729 PR tree-optimization/34017
3730 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3731 also for PHI_NODE expressions.
3733 2008-01-09 Jan Hubicka <jh@suse.cz>
3735 PR tree-optimization/34708
3736 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3737 based on number of case labels.
3738 (init_inline_once): Remove switch_cost.
3739 * tree-inline.h (eni_weights_d): Remove switch_cost.
3741 2008-01-09 Richard Guenther <rguenther@suse.de>
3742 Andrew Pinski <andrew_pinski@playstation.sony.com>
3745 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3746 temporary if an rvalue is ok or an lvalue is not required.
3748 2008-01-09 Richard Guenther <rguenther@suse.de>
3751 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3754 2008-01-09 Richard Guenther <rguenther@suse.de>
3757 * tree.c (host_integerp): Check for sizetype only if the
3758 type is an integer type.
3760 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3763 * opts.c (decode_options): Disable inlining of functions called
3764 once if not in unit-at-a-time mode.
3766 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3768 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3770 2008-01-08 Richard Guenther <rguenther@suse.de>
3773 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3774 out early if the result will be unused.
3776 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3781 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3785 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3787 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3788 for vectorization tuned.
3790 2008-01-08 Richard Guenther <rguenther@suse.de>
3792 PR tree-optimization/34683
3793 * tree-ssa-operands.c (operand_build_cmp): Export.
3794 * tree-ssa-operands.h (operand_build_cmp): Declare.
3795 * tree-vn.c (vuses_compare): Remove.
3796 (sort_vuses): Use operand_build_cmp.
3797 (sort_vuses_heap): Likewise.
3798 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3799 to re-use old VEC if available. Do not sort already sorted VUSEs.
3800 (vdefs_to_vec): Do not sort already sorted VDEFs.
3802 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3805 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3807 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3810 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3811 limitations of reciprocal sequences on x86 targets.
3813 2008-01-08 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/34683
3816 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3818 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3821 * config/darwin.c (darwin_mergeable_string_section): Don't use
3822 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3824 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3827 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3828 negxf2. Macroize expander using X87MODEF mode iterator. Change
3829 predicates of op0 and op1 to register_operand.
3830 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3831 expander using X87MODEF mode iterator. Change predicates of
3832 op0 and op1 to register_operand.
3833 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3834 corresponding patterns and macroize using MODEF macro. Change
3835 predicates of op0 and op1 to register_operand and remove
3836 "m" constraint. Disparage "r" alternative with "!".
3837 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3838 macroize using X87MODEF macro. Change predicates of op0 and op1
3839 to register_operand and remove "m" constraint. Disparage "r"
3840 alternative with "!".
3841 (absneg splitter with memory operands): Remove.
3842 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3843 patterns and macroize using X87MODEF mode iterator.
3844 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3845 Change predicate of op1 to register_operand.
3846 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3847 for memory operands.
3849 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3851 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3853 2008-01-07 Richard Guenther <rguenther@suse.de>
3855 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3858 2008-01-07 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/34683
3861 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3862 VOPs of the needed size to save memory. Use VEC_quick_push
3863 to save compile-time.
3864 (vdefs_to_vec): Likewise.
3866 2008-01-07 Sa Liu <saliu@de.ibm.com>
3868 * config/spu/spu.md (divdf3): Genetate inline code for double
3869 division. The implementation doesn't handle INF or NAN, therefore it
3870 only applies when -ffinite-math-only is given.
3872 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3875 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3876 * doc/cpp.texi ([Common Predefined Macros]): Document.
3878 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3881 order to use commutative addition instead of subtraction.
3883 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3884 Mircea Namolaru <namolaru@il.ibm.com>
3885 Vladimir Yanovsky <yanov@il.ibm.com>
3886 Revital Eres <eres@il.ibm.com>
3888 PR tree-optimization/34263
3889 * tree-outof-ssa.c (process_single_block_loop_latch,
3890 contains_tree_r): New functions.
3891 (analyze_edges_for_bb): Call process_single_block_loop_latch
3892 function to empty single-basic-block latch block if possible.
3894 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3896 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3898 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3900 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3902 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3904 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3906 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3908 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3910 PR tree-optimization/34618
3911 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3914 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3917 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3918 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3919 Update copyright year.
3921 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3922 Update copyright year.
3923 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3926 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3928 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3929 edge does not point to current bb before changing need_assert.
3931 2008-01-04 Richard Guenther <rguenther@suse.de>
3934 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3935 for verifying purposes if they are is_gimple_min_invariant.
3937 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3939 PR tree-optimization/34448
3940 PR tree-optimization/34465
3941 * gimplify.c (gimplify_init_constructor): Add new parameter
3942 notify_temp_creation. Use it.
3943 (gimplify_modify_expr_rhs): Take volatiles into account when
3944 optimizing constructors.
3945 Do not optimize constructors if gimplify_init_constructor will dump to
3947 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3948 * gcc.c-torture/compile/pr34448.c: New.
3950 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3952 PR gcov-profile/34609
3953 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3954 return_slot if result is TREE_ADDRESSABLE.
3956 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3958 * config/mips/mips.md (sqrt_condition): Tweak comment.
3959 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3961 2008-01-03 Tom Tromey <tromey@redhat.com>
3964 * c-common.c (c_type_hash): Handle VLAs.
3966 2008-01-03 Jan Hubicka <jh@suse.cz>
3968 PR tree-optimization/31081
3969 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3970 0 when inlining and not inlining to first basic block.
3971 (remap_decl): When var is initialized to 0, don't set default_def.
3972 (expand_call_inline): Set entry_bb.
3973 * tree-inline.h (copy_body_data): Add entry_bb.
3975 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3978 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3981 PR tree-optimization/29484
3982 * tree-inline.c (inline_forbidden_p_2): New function.
3983 (inline_forbidden_p): Disallow inlining if some static var
3984 has an address of a local LABEL_DECL in its initializer.
3985 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3988 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3990 PR tree-optimization/34635
3991 * tree-data-ref.c (add_other_self_distances): Make sure that the
3992 evolution step is constant.
3994 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3997 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3999 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4001 * tree-sra.c (scalarize_init): Insert the generate_element_init
4002 statements after the generate_element_zero statements.
4004 2008-01-02 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4009 for very large number of operands instead of ICEing.
4011 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4014 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4015 while stack probing.
4017 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4019 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4022 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4025 * tree-mudflap.c (mx_register_decls): Guard warning by
4026 !DECL_ARTIFICIAL check.
4028 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4030 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4031 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4032 sse5_perm<mode>): Fix constraints.
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