1 2008-03-12 Paul Brook <paul@codesourcery.com>
3 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5 2008-03-12 Paul Brook <paul@codesourcery.com>
7 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9 (thumb2_addsi_shortim): Rename ...
10 (thumb2_addsi_short): ... to this. Allow register operands.
11 (thumb2_subsi_short): New pattern.
12 (thumb2_one_cmplsi2_short,
13 thumb2_negsi2_short): New patterns and peepholes.
15 2008-03-12 Paul Brook <paul@codesourcery.com>
18 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (int_cond): New code iterator.
24 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
25 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
26 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
27 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
28 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
29 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
30 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
31 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
33 2008-03-12 Paul Brook <paul@codesourcery.com>
35 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
36 instead of {arm,thumb}_compute_save_reg_mask.
37 (output_return_instruction): Ditto.
38 (thumb_unexpanded_epilogue): Ditto.
39 (thumb1_expand_prologue): Ditto.
40 (thumb1_output_function_prologue): Ditto.
41 (arm_set_return_address): Ditto.
42 (thumb_set_return_address): Ditto.
43 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
44 regs to achieve stack alignment.
45 (thumb1_compute_save_reg_mask): Fix compiler warning.
46 (arm_output_epilogue): Use offsets->saved_regs_mask.
47 Adjust stack pointer by poping call clobered registers.
48 (arm_expand_prologue): Use offsets->saved_regs_mask.
49 Adjust stack pointer by pushing extra registers.
50 * gcc/config/arm.h (arm_stack_offsets): Add saved_regs_mask.
52 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
55 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
56 conversion to the operands of a multiplication.
58 2008-03-12 Richard Guenther <rguenther@suse.de>
60 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
61 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
62 * timevar.def (TV_TREE_PHIPROP): Add.
63 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
64 pass description. Use TV_TREE_PHIPROP.
65 * tree-ssa-forwprop.c: Remove phiprop code.
67 2008-03-12 Jakub Jelinek <jakub@redhat.com>
70 * omp-low.c (maybe_lookup_decl): Constify first argument.
71 (use_pointer_for_field): Change last argument from bool to
72 omp_context *. Disallow shared copy-in/out in nested
73 parallel if decl is shared in outer parallel too.
74 (build_outer_var_ref, scan_sharing_clauses,
75 lower_rec_input_clauses, lower_copyprivate_clauses,
76 lower_send_clauses, lower_send_shared_vars): Adjust callers.
78 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
79 Ira Rosen <irar@il.ibm.com>
81 * tree-vectorizer.c (free_stmt_vec_info): New function.
82 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
83 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
84 * tree-vectorizer.h (free_stmt_vec_info): Declare.
85 * tree-vect-transform.c (vectorizable_conversion): Free
86 vec_oprnds0 if it was allocated.
87 (vect_permute_store_chain): Remove unused VECs.
88 (vectorizable_store): Free VECs that are allocated in the..
90 (vect_transform_strided_load, vectorizable_load): Likewise.
91 (vect_remove_stores): Simplify the code.
92 (vect_transform_loop): Move code to vect_remove_stores().
93 Call vect_remove_stores() and free_stmt_vec_info().
95 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
97 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
98 TARGET_HPUX. Revise comment.
99 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
100 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
101 Use sr4 variant of `be' instruction when not generating PIC code.
102 (attr_length_call): Adjust for above change.
104 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
106 * ipa-reference.c (static_execute): Remove module_statics_const and
107 associated setting code.
109 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
113 constraint for operand 1.
114 (paritysi2_cmp): Use register_operand constraint for operand 2.
115 Use earlyclobber modifier for operand 1. Remove support for
117 (paritydi2_cmp): Use register_operand constraint for operand 3.
118 Use earlyclobber modifier for operand 1. Remove support for
121 2008-03-11 Paul Brook <paul@codesourcery.com>
122 Vladimir Prus <vladimir@codesourcery.com>
124 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
125 (arm_compute_save_reg0_reg12_mask): Always
126 check if register 11 must be saved. Always safe hard frame pointer
127 when frame_pointer_needeed.
128 (arm_compute_save_reg_mask): Save IP and PC
129 only with apcs frames.
130 (arm_output_epilogue): Adjust Thumb2 codepath to
131 be also invoked and work for ARM non-apcs frames.
132 (arm_expand_prologue): Don't bother saving IP
133 for non-apcs frame, since it's not clobbered by
134 prologue code. Implement non-apcs frame
137 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
139 PR rtl-optimization/35281
140 * expr.c (convert_move): Use a new pseudo for the intermediate
141 from_mode->word_mode result.
143 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
145 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
146 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
147 * toplev.c (compile_file): Don't call it.
149 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
152 * expr.c (store_expr): Call emit_block_move if the mode
153 of "temp" RTX is BLKmode.
155 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 Richard Guenther <rguenther@suse.de>
158 PR tree-optimization/31358
159 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
160 the step with a NULL_TREE.
161 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
162 to sizetype if type is a pointer type.
163 (add_candidate_1): Don't convert the base and step to
164 the generic type if the orginal type is a pointer type.
165 (add_iv_value_candidates): Use sizetype for the step
166 if type is a pointer type.
167 (cand_value_at): Likewise.
168 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
170 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
171 Don't convert the tem affine to the type.
172 (add_elt_to_tree): Use sizetype for the step if a pointer.
173 Use POINTER_PLUS_EXPR for pointers.
174 (aff_combination_to_tree): Use sizetype for the step if a
177 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
179 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
180 Remove commutativity hint.
182 2008-03-10 Jakub Jelinek <jakub@redhat.com>
186 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
187 errorneous type. Check that v is a VAR_DECL.
190 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
192 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
194 PR tree-optimization/35494
195 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
196 may be overriden at link and run time.
198 2008-03-10 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/34677
201 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
202 (poolify_tree): Likewise.
203 (modify_expr_template): Likewise.
204 (poolify_modify_stmt): Likewise.
205 (insert_fake_stores): Handle all component-ref style stores
206 in addition to INDIRECT_REF. Also handle complex types.
207 Do not poolify the inserted load.
208 (realify_fake_stores): Do not rebuild the tree but only
209 make it a SSA_NAME copy.
210 (init_pre): Remove initialzation of modify_expr_template.
211 Do not allocate modify_expr_node_pool.
212 (fini_pre): Do not free modify_expr_node_pool.
214 2008-03-10 Paul Brook <paul@codesourcery.com>
216 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
219 2008-03-10 Paul Brook <paul@codesourcery.com>
220 Mark Shinwell <shinwell@codesourcery.com>
222 * config/arm/cortex-r4.md: New.
223 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
225 * config/arm/arm.md: Include cortex-r4.md.
226 (insn): Add smmls, sdiv and udiv values.
227 (generic_sched): Don't use generic scheduling for Cortex-R4.
228 (arm_issue_rate): New function.
229 (TARGET_SCHED_ISSUE_RATE): Define.
231 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
233 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
235 2008-03-10 Richard Guenther <rguenther@suse.de>
237 * tree-ssa-pre.c (get_sccvn_value): Simplify.
238 (compute_avail): Do not add stmt uses to AVAIL_OUT.
240 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
242 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
245 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
247 * c.opt (Wsynth): Deprecate.
248 * doc/invoke.texi (Option Summary, Warning Options): Document
249 -Wno-format-contains-nul.
251 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
255 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
257 2008-03-09 Ira Rosen <irar@il.ibm.com>
259 * config/rs6000/rs6000.c (builtin_description): Rename vector
260 left shift operations.
261 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
262 (altivec_vsl<VI_char>): Rename to ...
263 (ashl<mode>3): ... new name.
264 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
266 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
268 2008-03-08 Richard Guenther <rguenther@suse.de>
270 * coverage.h (tree_coverage_counter_addr): Declare.
271 * coverage.c (tree_coverage_counter_addr): New function.
272 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
274 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
275 (tree_gen_one_value_profiler): Likewise.
276 (tree_gen_ic_profiler): Likewise.
277 (tree_gen_average_profiler): Likewise.
278 (tree_gen_ior_profiler): Likewise.
280 2008-03-08 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
283 (vn_binary_op_insert): Likewise.
284 (vn_unary_op_lookup): Likewise.
285 (vn_unary_op_insert): Likewise.
286 (vn_nary_op_lookup): Declare.
287 (vn_nary_op_insert): Likewise.
288 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
289 and binary hashes, use a single obstack for unary_op_pool
291 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
292 a single struct vn_nary_op_s. Store tree code length and
293 a variable number of operands.
294 (struct vn_reference_op_struct): Remove unused op2.
295 (vn_reference_op_eq): Do not compare op2.
296 (vn_reference_op_compute_hash): Do not compute hash of op2.
297 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
298 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
299 with vn_nary_op_compute_hash.
300 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
301 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
303 (vn_unary_op_insert, vn_binary_op_insert): Replace with
305 (visit_unary_op): Call nary functions.
306 (visit_binary_op): Likewise.
307 (process_scc): Adjust for struct vn_tables_s changes.
308 (allocate_vn_table): Likewise.
309 (free_vn_table): Likewise.
310 * tree-vn.c (vn_add): Call nary functions.
311 (vn_lookup): Likewise.
313 2008-03-08 Jakub Jelinek <jakub@redhat.com>
316 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
317 wdst back after sync_compare_and_swapqhi_internal.
319 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386-modes.def (V1DI): New vector mode.
323 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
324 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
326 (MMXMODE): Add V1DI mode.
327 (mmxvecsize): Change DI mode to V1DI mode.
328 ("mov<mode>): Use MMXMODEI8 mode iterator.
329 ("*mov<mode>_internal_rex64"): Ditto.
330 ("*mov<mode>_internal"): Ditto.
331 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
332 ("mmx_sub<mode>3"): Ditto.
333 ("mmx_adddi3"): Remove insn pattern.
334 ("mmx_subdi3"): Ditto.
335 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
336 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
337 ("mmx_ashl<mode>3"): Ditto.
338 ("mmx_lshrdi3"): Remove insn pattern.
339 ("mmx_ashldi3"): Ditto.
340 * config/i386/i386.c (classify_argument): Handle V1DImode.
341 (function_arg_advance_32): Ditto.
342 (function_arg_32): Ditto.
343 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
344 mmx_addv1di3 insn pattern.
345 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
346 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
347 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
348 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
349 Remove definitions of built-in functions.
350 (V1DI_type_node): New node.
351 (v1di_ftype_v1di_int): Ditto.
352 (v1di_ftype_v1di_v1di): Ditto.
353 (v2si_ftype_v2si_si): Ditto.
354 (v4hi_ftype_v4hi_di): Remove node.
355 (v2si_ftype_v2si_di): Ditto.
356 (ix86_init_mmx_sse_builtins): Handle V1DImode.
357 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
358 Redefine builtins using def_builtin_const with *_ftype_*_int node.
359 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
360 Add new builtins using def_builtin_const.
361 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
362 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
363 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
364 * config/i386/mmintrin.h (__v1di): New typedef.
365 (_mm_add_si64): Cast arguments to __v1di type.
366 (_mm_sub_si64): Ditto.
367 (_mm_sll_pi16): Cast __count to __v4hi type.
368 (_mm_sll_pi32): Cast __count to __v2si type.
369 (_mm_sll_si64): Cast arguments to __v1di type.
370 (_mm_srl_pi16): Cast __count to __v4hi type.
371 (_mm_srl_pi32): Cast __count to __v2si type.
372 (_mm_srl_si64): Cast arguments to __v1di type.
373 (_mm_sra_pi16): Cast __count to __v4hi type.
374 (_mm_sra_pi32): Cast __count to __v2si type.
375 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
376 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
377 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
378 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
379 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
380 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
381 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
382 (_mm_srai_pi32): Use __builtin_ia32_psradi.
383 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
384 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
385 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
386 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
388 2008-03-07 Joseph Myers <joseph@codesourcery.com>
390 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
392 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
395 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
396 reg+const addressing for Altivec modes. Don't generate reg+reg
397 addressing for TFmode or TDmode quantities.
399 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
401 * c-common.c (vector_types_convertible_p): Call langhook
402 instead of comptypes.
404 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
407 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
408 integral and scalar float variables which have a
411 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
413 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
414 dwarf_register_span hook when emitting unwind information for
415 register-to-memory saves.
416 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
417 (rs6000_frame_related): Remove call to spe_synthesize_frame.
419 2008-03-06 Jakub Jelinek <jakub@redhat.com>
421 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
422 for the same VAR_DECL.
424 2008-03-06 Tom Tromey <tromey@redhat.com>
427 * doc/standards.texi (Standards): Don't mention treelang.
428 * doc/invoke.texi (Overall Options): Don't mention treelang.
429 * doc/install.texi (Prerequisites): Don't mention bison or
431 (Configuration): Don't mention treelang.
432 (Building): Likewise.
433 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
435 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
437 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
438 word-extractions out of a multi-word object.
440 2008-03-06 Richard Guenther <rguenther@suse.de>
442 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
443 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
444 result type and precision.
445 * expr.c (get_inner_reference): Set unsignedp based on the result
446 type of BIT_FIELD_REF.
447 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
448 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
449 (try_instantiate_multiple_fields): Likewise. Use the correct type
451 (sra_build_assignment): Likewise.
452 (sra_build_elt_assignment): Likewise.
453 (sra_explode_bitfield_assignment): Likewise.
454 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
455 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
456 set BIT_FIELD_REF_UNSIGNED.
457 (vectorizable_load): Likewise.
459 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
461 * cse.c (cse_extended_basic_block): Invalidate artificial defs
464 2008-03-06 Richard Guenther <rguenther@suse.de>
466 * alias.c (struct alias_set_entry): Move has_zero_child field
467 to pack with alias_set.
469 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
471 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
474 2008-03-05 Ian Lance Taylor <iant@google.com>
476 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
478 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
480 * fwprop.c (update_df): Support width and offset parameters of
482 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
483 global_conflicts): Change DF_REF_EXTRACT to either
484 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
485 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
486 * df-scan.c (df_ref_record, df_defs_record,
487 df_ref_create_structure, df_def_record_1, df_uses_record,
488 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
489 df_bb_refs_collect, df_entry_block_defs_collect,
490 df_exit_block_uses_collect): Support new width and offset fields.
491 (ref_extract_pool): New storage pool.
492 (df_free_ref): New function.
493 (df_reg_chain_unlink, df_free_collection_rec,
494 df_sort_and_compress_refs): Call df_free_ref.
495 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
497 (df_ref_create_structure): Allocate df_ref_extract if offset and
498 width fields are used.
499 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
500 (df_uses_record): Get offset and width from ZERO_EXTRACT
502 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
503 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
504 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
505 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
506 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
507 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
508 (df_ref_extract): New structure.
509 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
510 (df_ref_create): Add width and offset parameters.
512 2008-03-05 Richard Guenther <rguenther@suse.de>
514 * tree-ssa-structalias.c (get_constraint_for_component_ref):
515 Use ranges_overlap_p.
516 (offset_overlaps_with_access): Rename
517 to ranges_overlap_p and move ...
518 * tree-flow-inline.h (ranges_overlap_p): ... here.
520 * tree.h (get_inner_reference, handled_component_p): Update
523 * tree.h (record_component_aliases, get_alias_set,
524 alias_sets_conflict_p, alias_sets_must_conflict_p,
525 objects_must_conflict_p): Move declarations ...
526 * alias.h (record_component_aliases, get_alias_set,
527 alias_sets_conflict_p, alias_sets_must_conflict_p,
528 objects_must_conflict_p): ... here.
530 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
532 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
534 * cfg.c: Include tree-flow.h.
535 (remove_edge_raw): Call redirect_edge_var_map_clear.
536 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
537 * tree-flow-inline.h (redirect_edge_var_map_def): New.
538 (redirect_edge_var_map_result): New.
539 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
540 PENDING_STMT use with redirect_edge_var_map_*.
541 * tree-ssa.c (edge_var_maps): New definition.
542 (redirect_edge_var_map_add): New.
543 (redirect_edge_var_map_clear): New.
544 (redirect_edge_var_map_dup): New.
545 (redirect_edge_var_map_vector): New.
546 (redirect_edge_var_map_destroy): New.
547 (ssa_redirect_edge): Replace PENDING_STMT use with
548 redirect_edge_var_map_*.
549 (flush_pending_stmts): Same.
550 (delete_tree_ssa): Destroy edge var map.
551 * tree-flow.h (struct _edge_var_map): New.
552 Define edge_var_map vector type.
553 Declare redirect_edge_var_map_* prototypes.
554 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
555 * tree-cfg.c (reinstall_phi_args): Replace
556 PENDING_STMT use with redirect_edge_var_map_*.
558 2008-03-05 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/35472
561 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
562 whose single use_stmt has a overlapping set of loaded and
563 stored symbols as that use_stmt might be a noop assignment then.
565 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
567 * gthr-rtems.h: Implement __gthread_mutex_destroy.
569 2008-03-05 Richard Guenther <rguenther@suse.de>
572 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
574 * tree-cfg.c (verify_expr): Verify it.
575 * fold-const.c (fold_truthop): Remove code generating
576 BIT_FIELD_REFs of structure bases.
577 (fold_binary): Likewise.
578 (fold_ternary): Position and size of BIT_FIELD_REFs are
579 always host integers.
580 (make_bit_field_ref): Remove.
581 (optimize_bit_field_compare): Remove.
582 (all_ones_mask_p): Remove.
584 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
587 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
588 (split_block_and_df_analyze): New. Split basic block and rebuild
590 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
592 (split_pattern_seq): Likewise.
593 (erase_matching_seqs): Likewise.
594 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
596 2008-03-04 Geoff Keating <geoffk@apple.com>
598 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
599 declaration and code.
600 (tree_invalid_nonnegative_warnv_p): Likewise.
602 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
604 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
605 examples. Truncate option-names then causing overfull hbox.
607 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
610 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
612 * configure: Rebuilt.
614 2008-03-04 Rafael Espindola <espindola@google.com>
616 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
617 (tree_unary_nonnegative_warnv_p): New.
618 (tree_binary_nonnegative_warnv_p): New.
619 (tree_single_nonnegative_warnv_p): New.
620 (tree_invalid_nonnegative_warnv_p): New.
621 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
623 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
626 * opts.c (handle_option): Postpone 'unknown option' errors only for
629 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
632 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
635 2008-03-04 Rafael Espindola <espindola@google.com>
637 * fold-const.c (tree_unary_nonzero_warnv_p): New.
638 (tree_binary_nonzero_warnv_p): New.
639 (tree_single_nonzero_warnv_p): New.
640 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
642 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
645 * fold-const.c (fold_cond_expr_with_comparison): Prevent
646 transformations for modes that have signed zeros.
647 * ifcvt.c (noce_try_abs): Ditto.
649 2008-03-04 Joseph Myers <joseph@codesourcery.com>
651 * config/i386/i386.c (override_options): Force
652 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
654 2008-03-04 Jan Hubicka <jh@suse.cz>
657 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
660 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
662 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
663 label to probe the stack.
665 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
667 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
668 (__gthr_win32_mutex_destroy): Declare.
669 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
670 __gthr_win32_mutex_destroy.
671 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
673 2008-03-03 Jan Hubicka <jh@suse.cz>
676 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
677 aggressive on inlining cold calls.
679 2008-03-03 Richard Guenther <rguenther@suse.de>
681 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
682 struct copies into the expression table.
683 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
684 (try_to_simplify): Likewise.
685 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
686 integral and pointer arguments which do not change the
687 precision to NOP_EXPRs.
688 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
689 VIEW_CONVERT_EXPR case.
691 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
693 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
694 defined in a loop at depth 0 is invariant.
695 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
696 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
697 be called at loop depth 0.
699 2008-03-02 Jakub Jelinek <jakub@redhat.com>
702 * gcc.c (process_command): Update copyright notice dates.
703 * gcov.c (print_version): Likewise.
704 * gcov-dump.c (print_version): Likewise.
705 * mips-tfile.c (main): Likewise.
706 * mips-tdump.c (main): Likewise.
708 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
711 * c-common.c (flag_permissive): Delete.
712 (constant_expression_warnings): Check flags first.
713 (constant_expression_error): New.
714 * c-common.h (flag_permissive): Delete.
715 (constant_expression_error): Declare.
716 * flags.h (flag_permissive): Declare. Update description.
717 * diagnostic.c (pedwarn): Update.
719 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
720 (permissive_error_kind): New.
721 * toplev.c (flag_permissive): Define. Update description.
722 * toplev.h (permissive_error_kind): Declare.
723 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
724 (pedwarn_c90): Use pedantic_warning_kind.
725 * c-opts.c (c_common_post_options): flag_permissive does not affect
726 flag_pedantic_errors.
728 2008-03-02 Joseph Myers <joseph@codesourcery.com>
730 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
731 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
732 __absvsi2, __absvDI2): Use unsigned arithmetic.
734 2008-03-02 Andi Kleen <ak@suse.de>
735 Richard Guenther <rguenther@suse.de>
737 * struct-equiv.c: Remove file.
738 * cfg_cleanup.c (condjump_equiv_p): Remove.
739 * Makefile.in (OBJS-common): Remove struct-equiv.o.
740 (struct-equiv.o): Remove rule.
741 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
742 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
743 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
745 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
747 * ifcvt.c (noce_process_if_block): Try to handle only the then
748 block if the else block exists but isn't suitable.
750 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
753 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
754 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
755 regression from previous patch.
757 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
760 * gthr.h: Add __gthread_mutex_destroy as a function that must be
762 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
763 * gthr-single.h (__gthread_mutex_destroy): Likewise.
764 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
765 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
766 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
767 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
768 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
769 (__gthread_mutex_destroy_function): Rename to
770 __gthread_mutex_destroy.
771 * gthr-dce.h (__gthread_mutex_destroy): Call
772 pthread_mutex_destroy.
773 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
774 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
775 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
777 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
779 * df-scan.c (df_ref_chain_change_bb): Simplify.
780 (df_insn_change_bb): Add new_bb argument. Simplify. Call
781 set_block_for_insn if there's any change.
782 * df.h ((df_insn_change_bb): Fix prototype.
783 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
784 df_insn_change_bb, don't call set_block_for_insn.
785 * emit-rtl.c (reorder_insns): Likewise.
786 * haifa-sched.c (move_insn): Likewise.
788 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
790 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
792 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
794 * tree-flow-inline.h (next_readonly_imm_use): Return
795 NULL_USE_OPERAND_P after the end.
797 2008-03-01 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/35411
800 * tree-sra.c (sra_build_assignment): Split conversion to
801 final type to a separate statement if we are not assigning
804 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
806 * fold-const.c (fold_convertible_p): Correct the logic to follow
807 that in fold_convert().
809 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
812 * tree-inline.c (build_duplicate_type): When we make a
813 duplicate type, make it unique in the canonical types system.
815 2008-02-29 Tom Tromey <tromey@redhat.com>
817 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
818 input_file_stack_history, input_file_stack_restored): Remove.
819 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
820 * input.h (struct file_stack): Remove.
821 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
822 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
824 * diagnostic.h (struct diagnostic_context) <last_module>: Change
826 (diagnostic_last_module_changed): Add 'map' argument.
827 (diagnostic_set_last_function): Likewise.
828 * diagnostic.c (undiagnostic_report_current_module): Iterate using
829 line map, not input_file_stack.
830 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
832 2008-02-29 Paul Brook <paul@codesourcery.com>
834 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
836 2008-02-29 Paul Brook <paul@codesourcery.com>
838 * config/arm/ieee754-df.S (muldf3): Use RET macros.
840 2008-02-29 Richard Guenther <rguenther@suse.de>
842 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
844 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
845 value for comparing for a store match.
846 (simplify_unary_expression): Do nothing for SSA_NAMEs.
847 (try_to_simplify): Do not do a full-blown reference lookup.
849 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
851 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
852 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
854 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
856 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
858 * tree-loop-linear.c (try_interchange_loops): Compare memory access
859 strides against cache sizes.
861 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
863 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
866 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
868 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
869 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
870 is smaller than the original promoted value.
871 (simplify_subreg): If OP is a SUBREG, try to preserve its
872 SUBREG_PROMOTED_VAR_P information.
874 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
876 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
877 (VN_INFO_GET): Allocate new objects on the obstack.
878 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
879 for rpo_numbers_temp, for consistency.
880 (free_scc_vn): Free the obstack.
882 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
884 * doc/invoke.texi: Document -ftree-loop-distribution.
885 * tree-loop-distribution.c: New.
886 * tree-pass.h (pass_loop_distribution): New.
887 * graphds.h (struct graph): Add htab_t indices.
888 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
889 * tree-vectorizer.c (rename_variables_in_loop): Extern.
890 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
891 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
892 * tree-data-ref.c (debug_data_dependence_relations): New.
893 (dump_data_dependence_relation): Also print data references.
894 (free_data_ref): Extern.
895 (same_access_functions): Moved...
896 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
897 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
898 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
899 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
900 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
901 (stmts_from_loop): Skip LABEL_EXPR.
902 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
904 (build_rdg): Initialize rdg->indices htab.
905 (free_rdg, stores_from_loop, ref_base_address,
906 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
907 have_similar_memory_accesses_1, ref_base_address_1,
908 remove_similar_memory_refs): New.
909 * tree-data-ref.h: Depend on tree-chrec.h.
910 (debug_data_dependence_relations, free_data_ref): Declared.
911 (same_access_functions): ... here.
912 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
914 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
915 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
916 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
917 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
918 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
919 rdg_vertex_for_stmt): Declared.
920 (struct rdg_edge): Add level.
922 (free_rdg, stores_from_loop, remove_similar_memory_refs,
923 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
925 (rdg_has_similar_memory_accesses): New.
926 * tree-vect-analyze.c: Remove unused static decls.
927 * lambda.h (dependence_level): New.
928 * common.opt (ftree-loop-distribution): New.
929 * tree-flow.h (mark_virtual_ops_in_bb,
930 slpeel_tree_duplicate_loop_to_edge_cfg,
931 rename_variables_in_loop): Declared.
932 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
933 (OBJS-common): Add tree-loop-distribution.o.
934 (tree-loop-distribution.o): New rule.
935 * tree-cfg.c (mark_virtual_ops_in_bb): New.
936 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
937 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
939 2008-02-28 Joseph Myers <joseph@codesourcery.com>
942 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
943 other than structures and unions.
945 2008-02-28 Richard Guenther <rguenther@suse.de>
948 2008-02-26 Richard Guenther <rguenther@suse.de>
950 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
951 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
952 (lookup_decl_from_uid): Declare.
953 (remove_decl_from_map): Likewise.
954 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
955 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
956 (decl_for_uid_map): New global hashtable mapping DECL_UID
958 (init_ttree): Allocate it.
959 (insert_decl_to_uid_decl_map): New helper function.
960 (make_node_stat): Insert new decls into the map.
961 (copy_node_stat): Likewise.
962 (lookup_decl_from_uid): New function.
963 (remove_decl_from_map): Likewise.
964 (print_decl_for_uid_map_statistics): New helper.
965 (dump_tree_statistics): Call it.
967 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
968 (referenced_var_iterator): Adjust.
969 (FOR_EACH_REFERENCED_VAR): Adjust.
970 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
971 (num_referenced_vars): Adjust.
972 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
973 (first_referenced_var): Remove.
974 (end_referenced_vars_p): Likewise.
975 (next_referenced_var): Likewise.
976 (referenced_var_iterator_set): New helper function.
977 * tree-dfa.c (referenced_var_lookup): Adjust.
978 (referenced_var_check_and_insert): Likewise.
979 (remove_referenced_var): Likewise.
980 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
981 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
982 (verify_call_clobbering): Likewise.
983 (verify_memory_partitions): Likewise.
984 (init_tree_ssa): Allocate bitmap instead of hashtable for
986 (delete_tree_ssa): Adjust.
987 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
988 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
989 (compute_tag_properties): Likewise.
990 (set_initial_properties): Likewise.
991 (find_partition_for): Likewise.
992 (update_reference_counts): Likewise.
993 (dump_may_aliases_for): Likewise.
994 * tree-ssa-operands.c (add_virtual_operand): Likewise.
995 (add_call_clobber_ops): Likewise.
996 (add_call_read_ops): Likewise.
997 (get_asm_expr_operands): Likewise.
998 * tree-into-ssa.c (dump_decl_set): Likewise.
999 (update_ssa): Likewise.
1000 * tree-sra.c (scan_function): Likewise.
1001 (decide_instantiations): Likewise.
1002 (scalarize_parms): Likewise.
1003 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1004 (dsa_named_for): Likewise.
1005 * tree-ssa-structalias.c (update_alias_info): Likewise.
1006 (merge_smts_into): Likewise.
1008 2008-02-27 David Daney <ddaney@avtrex.com>
1011 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1012 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1013 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1014 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1015 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1017 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1020 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1021 (BUILT_IN_NEXTTOWARD): Remove.
1022 (BUILT_IN_NEXTTOWARDF): Ditto.
1023 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1024 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1026 2008-02-27 Tom Tromey <tromey@redhat.com>
1028 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1029 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1031 2008-02-27 Jan Beulich <jbeulich@novell.com>
1033 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1034 update the respective field on newdecl.
1036 2008-02-27 Revital Eres <eres@il.ibm.com>
1038 PR rtl-optimization/34999
1039 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1040 crossing edges that ends with a call insn.
1041 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1042 call insn and clear the EDGE_CROSSING flag of the crossing edge
1043 when fixing fallthru edges.
1045 2008-02-27 Richard Guenther <rguenther@suse.de>
1048 * fold-const.c (fold_unary): Return the correct argument,
1049 converted to the result type.
1051 2008-02-27 Richard Guenther <rguenther@suse.de>
1054 * expr.c (expand_expr_real_1): Assert on rotates that operate
1056 * fold-const.c (fold_binary): Use the types precision, not the
1057 bitsize of the mode if folding rotate expressions. Build rotates
1058 only for full modes.
1060 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1062 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1064 * c-pragma.c (pragma_ns_name): New typedef.
1065 (registered_pp_pragmas): New variable.
1066 (c_pp_lookup_pragma): New function.
1067 (c_register_pragma_1): If flag_preprocess_only, do nothing
1068 for non-expanded pragmas, for expanded ones push pragma's
1069 namespace and name into registered_pp_pragmas vector.
1070 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1071 flag_preprocess_only, don't register GCC pch_preprocess
1072 pragma if flag_preprocess_only.
1073 * c-opts.c (c_common_init): Call init_pragma even if
1074 flag_preprocess_only.
1075 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1076 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1077 cpp_register_pragma if flag_preprocess_only.
1079 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1082 * c-parser.c (c_parser_translation_unit): Warn for empty
1083 translation unit, not empty source file.
1085 2008-02-26 Paul Brook <paul@codesourcery.com>
1087 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1088 operand for Thumb-2.
1089 * config/arm/arm.h (reg_class): Add CORE_REGS.
1090 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1091 (BASE_REG_CLASS): Use CORE_REGS.
1092 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1093 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1094 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1095 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1096 ARM_REGNO_OK_FOR_INDEX_P.
1097 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1098 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1099 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1100 (ldm/stm peepholes): Ditto.
1101 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1102 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1103 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1104 * config/arm/constraints.md: Enable "k" constraint on ARM.
1106 2008-02-27 Ben Elliston <bje@au.ibm.com>
1108 * config/rs6000/rs6000.c: Annotate cache line size field in all
1109 instances of struct processor_costs.
1111 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1113 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1114 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1115 jump_bypass): New counters.
1116 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1117 * dce.c (gate_ud_dce): Same.
1118 (gate_fast_dce): Same.
1119 * dse.c (gate_dse1): New function.
1120 (gate_dse2): New function.
1121 (gate_dse): Merge results of new gate functions.
1122 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1123 (gate_handle_jump_bypass): Add dbg_cnt.
1124 (gate_handle_gcse): Add dbg_cnt.
1125 * ifcvt.c (gate_handle_if_conversion): Same.
1126 (gate_handle_if_after_combine): Same.
1127 (gate_handle_if_after_reload): Same.
1128 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1130 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1132 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1134 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1136 2008-02-26 Jason Merrill <jason@redhat.com>
1139 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1140 alone if it's the naming decl for the type's main variant.
1142 2008-02-26 Tom Tromey <tromey@redhat.com>
1144 * system.h (USE_MAPPED_LOCATION): Poison.
1145 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1146 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1147 (make_goto_expr_edges): Likewise.
1148 (remove_bb): Likewise.
1149 (execute_warn_function_return): Likewise.
1150 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1152 * c-common.c (fname_decl): Remove old location code.
1153 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1155 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1157 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1158 (gen_rtx_ASM_INPUT): Likewise.
1159 (gen_rtx_ASM_INPUT_loc): Likewise.
1160 (get_rtx_asm_OPERANDS): Remove.
1161 * cfglayout.c (insn_locators_alloc): Remove old location code.
1162 (set_curr_insn_source_location): Likewise.
1163 (curr_insn_locator): Likewise.
1164 * print-tree.c (print_node): Remove old location code.
1165 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1166 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1167 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1168 location_from_locus.
1169 (construct_exit_block): Remove old location code.
1170 * emit-rtl.c (force_next_line_note): Remove old location code.
1171 * profile.c (branch_prob): Remove old location code.
1172 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1173 LOC_LINE): Remove old-location variants.
1174 * langhooks.c (lhd_print_error_function): Remove old location
1176 * configure, config.in: Rebuilt.
1177 * configure.ac (--enable-mapped-location): Remove.
1178 * c-decl.c (c_init_decl_processing): Remove old location code.
1179 (finish_function): Likewise.
1180 * recog.c (decode_asm_operands): Remove old location code.
1181 * c-pch.c (c_common_read_pch): Remove old location code.
1182 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1184 * gimple-low.c (lower_function_body): Remove old location code.
1185 * toplev.c (unknown_location): Remove.
1186 (push_srcloc): Remove old-location variant.
1187 (process_options): Remove old location code.
1188 (lang_dependent_init): Likewise.
1189 * input.h (UNKNOWN_LOCATION): Move definition.
1190 (location_t): Undeprecate.
1191 (source_locus): Remove.
1192 (location_from_locus): Remove.
1193 (struct location_s): Remove.
1194 Remove all old-location code.
1195 (input_line, input_filename): Remove.
1196 * final.c (final_scan_insn): Remove old location code.
1197 * diagnostic.c (diagnostic_build_prefix): Remove
1198 USE_MAPPED_LOCATION test.
1199 * tree.h (gimple_stmt) <locus>: Now a location_t.
1200 (tree_exp) <locus>: Likewise.
1201 (DECL_IS_BUILTIN): Remove old-location variant.
1202 (annotate_with_file_line, annotate_with_locus): Likewise.
1203 (expr_locus, set_expr_locus): Update.
1204 * tree.c (build1_stat): Remove old location code.
1205 (last_annotated_node): Remove.
1206 (annotate_with_file_line): Remove old-location variant.
1207 (annotate_with_locus): Likewise.
1208 (expr_location): Remove old location code.
1209 (set_expr_location): Likewise.
1210 (expr_has_location): Likewise.
1211 (expr_locus): Likewise.
1212 (set_expr_locus): Likewise.
1213 (expr_filename): Don't use location_from_locus.
1214 (expr_lineno): Likewise.
1215 * rtl-error.c (location_for_asm): Remove old location code.
1216 * c-lex.c (cb_line_change): Remove old location code.
1217 (fe_file_change): Likewise.
1218 (cb_def_pragma): Likewise.
1219 (c_lex_with_flags): Likewise.
1220 * gengtype.c (do_typedef): Don't special-case location types.
1221 (define_location_structures): Remove.
1222 (main): Don't call define_location_structures.
1223 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1226 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1229 * builtins.def (BUILT_IN_STDARG_START): Remove.
1230 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1231 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1232 * tree-inline.c (inline_forbidden_p_1): Likewise.
1234 2008-02-26 Richard Guenther <rguenther@suse.de>
1236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1238 (lookup_decl_from_uid): Declare.
1239 (remove_decl_from_map): Likewise.
1240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1242 (decl_for_uid_map): New global hashtable mapping DECL_UID
1244 (init_ttree): Allocate it.
1245 (insert_decl_to_uid_decl_map): New helper function.
1246 (make_node_stat): Insert new decls into the map.
1247 (copy_node_stat): Likewise.
1248 (lookup_decl_from_uid): New function.
1249 (remove_decl_from_map): Likewise.
1250 (print_decl_for_uid_map_statistics): New helper.
1251 (dump_tree_statistics): Call it.
1253 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1254 (referenced_var_iterator): Adjust.
1255 (FOR_EACH_REFERENCED_VAR): Adjust.
1256 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1257 (num_referenced_vars): Adjust.
1258 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1259 (first_referenced_var): Remove.
1260 (end_referenced_vars_p): Likewise.
1261 (next_referenced_var): Likewise.
1262 (referenced_var_iterator_set): New helper function.
1263 * tree-dfa.c (referenced_var_lookup): Adjust.
1264 (referenced_var_check_and_insert): Likewise.
1265 (remove_referenced_var): Likewise.
1266 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1268 (verify_call_clobbering): Likewise.
1269 (verify_memory_partitions): Likewise.
1270 (init_tree_ssa): Allocate bitmap instead of hashtable for
1272 (delete_tree_ssa): Adjust.
1273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1275 (compute_tag_properties): Likewise.
1276 (set_initial_properties): Likewise.
1277 (find_partition_for): Likewise.
1278 (update_reference_counts): Likewise.
1279 (dump_may_aliases_for): Likewise.
1280 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1281 (add_call_clobber_ops): Likewise.
1282 (add_call_read_ops): Likewise.
1283 (get_asm_expr_operands): Likewise.
1284 * tree-into-ssa.c (dump_decl_set): Likewise.
1285 (update_ssa): Likewise.
1286 * tree-sra.c (scan_function): Likewise.
1287 (decide_instantiations): Likewise.
1288 (scalarize_parms): Likewise.
1289 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1290 (dsa_named_for): Likewise.
1291 * tree-ssa-structalias.c (update_alias_info): Likewise.
1292 (merge_smts_into): Likewise.
1294 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1297 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1298 * c-opts.c (c_common_handle_option): Wall enables
1299 Wvolatile-register-var.
1300 * common.opt: Move Wvolatile-register-var to...
1303 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1305 * common.opt (Wlarger-than=): New.
1306 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1308 * opts.c (common_handle_option): Handle -Wlarger-than=.
1309 * optc-gen.awk: Likewise.
1310 * opth-gen.awk: Likewise.
1311 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1312 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1314 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1316 * c-common.c (match_case_to_enum_1): Add appropriate
1317 OPT_W* parameter to warning.
1318 (c_do_switch_warnings): Likewise.
1319 * c-typeck.c (warning_init): Add one more parameter following
1321 (push_init_level): Update call to warning_init.
1322 (pop_init_level): Likewise.
1323 (add_pending_init): Likewise.
1324 (output_init_element: Likewise.
1326 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1329 * toplev.c (toplev_main): If there are warnings or error, print
1330 errors for ignored options.
1331 * opts.c (ignored_options): New static variable.
1332 (postpone_unknown_option_error): New.
1333 (print_ignored_options): New.
1334 (handle_option): Postpone errors for unknown -Wno-* options.
1335 * opts.h (print_ignored_options): Declare.
1337 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1339 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1342 2008-02-25 Richard Guenther <rguenther@suse.de>
1345 2008-02-25 Richard Guenther <rguenther@suse.de>
1347 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1348 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1349 (lookup_decl_from_uid): Declare.
1350 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1351 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1352 (decl_for_uid_map): New global hashtable mapping DECL_UID
1354 (init_ttree): Allocate it.
1355 (insert_decl_to_uid_decl_map): New helper function.
1356 (make_node_stat): Insert new decls into the map.
1357 (copy_node_stat): Likewise.
1358 (lookup_decl_from_uid): New function.
1359 (print_decl_for_uid_map_statistics): New helper.
1360 (dump_tree_statistics): Call it.
1362 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1363 (referenced_var_iterator): Adjust.
1364 (FOR_EACH_REFERENCED_VAR): Adjust.
1365 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1366 (num_referenced_vars): Adjust.
1367 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1368 (first_referenced_var): Remove.
1369 (end_referenced_vars_p): Likewise.
1370 (next_referenced_var): Likewise.
1371 (referenced_var_iterator_set): New helper function.
1372 * tree-dfa.c (referenced_var_lookup): Adjust.
1373 (referenced_var_check_and_insert): Likewise.
1374 (remove_referenced_var): Likewise.
1375 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1376 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1377 (verify_call_clobbering): Likewise.
1378 (verify_memory_partitions): Likewise.
1379 (init_tree_ssa): Allocate bitmap instead of hashtable for
1381 (delete_tree_ssa): Adjust.
1382 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1383 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1384 (compute_tag_properties): Likewise.
1385 (set_initial_properties): Likewise.
1386 (find_partition_for): Likewise.
1387 (update_reference_counts): Likewise.
1388 (dump_may_aliases_for): Likewise.
1389 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1390 (add_call_clobber_ops): Likewise.
1391 (add_call_read_ops): Likewise.
1392 (get_asm_expr_operands): Likewise.
1393 * tree-into-ssa.c (dump_decl_set): Likewise.
1394 (update_ssa): Likewise.
1395 * tree-sra.c (scan_function): Likewise.
1396 (decide_instantiations): Likewise.
1397 (scalarize_parms): Likewise.
1398 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1399 (dsa_named_for): Likewise.
1400 * tree-ssa-structalias.c (update_alias_info): Likewise.
1401 (merge_smts_into): Likewise.
1403 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1406 * doc/invoke.texi (-fcx-limited-range): Document new option.
1407 * toplev.c (process_options): Handle -fcx-fortran-rules.
1408 * common.opt: Add documentation for -fcx-fortran-rules.
1410 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1413 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1414 actual behaviour and C99.
1416 2008-02-26 Ben Elliston <bje@au.ibm.com>
1418 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1419 (ASM_CPU_POWER6_SPEC): Likewise.
1420 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1421 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1422 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1424 2008-02-25 Richard Guenther <rguenther@suse.de>
1426 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1427 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1428 (lookup_decl_from_uid): Declare.
1429 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1430 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1431 (decl_for_uid_map): New global hashtable mapping DECL_UID
1433 (init_ttree): Allocate it.
1434 (insert_decl_to_uid_decl_map): New helper function.
1435 (make_node_stat): Insert new decls into the map.
1436 (copy_node_stat): Likewise.
1437 (lookup_decl_from_uid): New function.
1438 (print_decl_for_uid_map_statistics): New helper.
1439 (dump_tree_statistics): Call it.
1441 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1442 (referenced_var_iterator): Adjust.
1443 (FOR_EACH_REFERENCED_VAR): Adjust.
1444 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1445 (num_referenced_vars): Adjust.
1446 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1447 (first_referenced_var): Remove.
1448 (end_referenced_vars_p): Likewise.
1449 (next_referenced_var): Likewise.
1450 (referenced_var_iterator_set): New helper function.
1451 * tree-dfa.c (referenced_var_lookup): Adjust.
1452 (referenced_var_check_and_insert): Likewise.
1453 (remove_referenced_var): Likewise.
1454 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1455 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1456 (verify_call_clobbering): Likewise.
1457 (verify_memory_partitions): Likewise.
1458 (init_tree_ssa): Allocate bitmap instead of hashtable for
1460 (delete_tree_ssa): Adjust.
1461 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1462 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1463 (compute_tag_properties): Likewise.
1464 (set_initial_properties): Likewise.
1465 (find_partition_for): Likewise.
1466 (update_reference_counts): Likewise.
1467 (dump_may_aliases_for): Likewise.
1468 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1469 (add_call_clobber_ops): Likewise.
1470 (add_call_read_ops): Likewise.
1471 (get_asm_expr_operands): Likewise.
1472 * tree-into-ssa.c (dump_decl_set): Likewise.
1473 (update_ssa): Likewise.
1474 * tree-sra.c (scan_function): Likewise.
1475 (decide_instantiations): Likewise.
1476 (scalarize_parms): Likewise.
1477 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1478 (dsa_named_for): Likewise.
1479 * tree-ssa-structalias.c (update_alias_info): Likewise.
1480 (merge_smts_into): Likewise.
1482 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1485 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1486 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1487 * alias.h (nonoverlapping_memrefs_p): Likewise.
1489 2008-02-25 Jan Beulich <jbeulich@novell.com>
1491 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1492 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1493 __emultls_get_address, __emultls_register_common,
1494 __floatundi?f, and _Unwind_GetIPInfo.
1495 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1496 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1497 (gen_regparm_prefix): Likewise.
1498 (i386_nlm_encode_section_info): Sync with
1499 config/i386/winnt.c:i386_pe_encode_section_info().
1500 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1501 i386_nlm_mangle_decl_assembler_name): New.
1502 (netware_override_options): New.
1503 * config/i386/netware.h (netware_override_options): Declare.
1504 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1505 (i386_nlm_mangle_decl_assembler_name): Declare.
1506 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1508 2008-02-25 Ben Elliston <bje@au.ibm.com>
1511 * c-decl.c (grokdeclarator): Remove unused local variables
1512 `typedef_type' and `type_as_written'.
1514 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1515 unused local variable `has_hot_blocks'.
1516 (fix_crossing_conditional_branches): Remove unused local variable
1519 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1522 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1523 using DEF_C99_BUILTIN.
1524 (BUILT_IN_NANF): Ditto.
1525 (BUILT_IN_NANL): Ditto.
1527 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1528 Revital Eres <eres@il.ibm.com>
1530 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1531 regarding the order of two dependent insns in the same row.
1533 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1535 * stor-layout.c (layout_decl): Do not bump the alignment of a
1536 bit-field to more than byte alignment if it is packed.
1538 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1540 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1543 2008-02-24 Diego Novillo <dnovillo@google.com>
1545 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1548 * tree-vrp.c (vrp_evaluate_conditional): With
1549 -Wtype-limits, emit a warning when comparing against a
1550 constant outside the natural range of OP0's type.
1551 * c.opt (Wtype-limits): Move ...
1552 * common.opt (Wtype-limits): ... here.
1554 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1556 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1557 * config/rs6000/e300c2c3.md: New file.
1558 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1560 (rs6000_override_options): Add e300c2 and e300c3 cases to
1561 processor_target_table. Do not allow usage of Altivec or Spe
1562 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1563 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1564 * config/rs6000/rs6000.h (processor_type): Add
1565 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1566 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1567 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1568 and ppce300c3. Include e300c2c3.md.
1570 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1572 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1573 instead of TARGET_STRICT_ALIGN.
1575 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1577 * explow.c (memory_address): Assert that the generated address is
1580 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1583 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1584 * config/darwin-ppc-ldouble-patch.def: New file.
1585 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1586 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1587 SUBTARGET_INIT_BUILTINS if defined.
1588 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1591 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1594 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1595 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1597 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1600 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1601 file" warning condtional on -Winvalid-PCH.
1603 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1605 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1607 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1612 prevent reload from using MMX registers.
1613 (*mov<mode>_internal): Ditto.
1614 (*movv2sf_internal_rex64): Ditto.
1615 (*movv2sf_internal): Ditto.
1617 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1619 PR documentation/31569
1620 * doc/install.texi2html: Use makeinfo --no-number-sections.
1622 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1624 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1625 ensure that we can address an entire entity > 8 bytes. Don't
1626 generate reg+reg addressing for such data.
1628 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1630 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1631 strings when optimizing for size, unless the target cares about
1634 2008-02-22 Tom Tromey <tromey@redhat.com>
1636 * regclass.c (current_pass): Remove declaration.
1638 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1640 * config/avr/libgcc.S (__RAMPZ__): Define.
1641 (__do_copy_data): Add for devices with 128KB code memory.
1643 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1645 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1647 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1649 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1651 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1654 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1657 * c-typeck.c (build_binary_op): Warn about floating point
1658 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1660 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1663 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1664 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1666 (rs6000_override_options): Set altivec_abi as default, not override,
1667 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1668 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1669 is used; use new member spe_abi.
1670 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1671 spe_abi and altivec_abi.
1673 2008-02-22 Tomas Bily <tbily@suse.cz>
1675 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1677 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1680 * config.build (build_file_translate): Set to `CMD //c' only if
1682 * Makefile.in (build_file_translate): Improve comment.
1684 2008-02-21 Jan Hubicka <jh@suse.cz>
1686 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1687 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1688 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1690 2008-02-21 Michael Matz <matz@suse.de>
1693 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1695 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1698 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1700 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1701 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1702 SSE_VEC_FLOAT_MODE_P as insn constraint.
1703 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1704 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1705 sse4a_movntdf using MODEF mode iterator.
1706 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1707 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1708 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1709 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1710 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1711 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1712 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1714 2008-02-21 Richard Guenther <rguenther@suse.de>
1716 * tree.def (PAREN_EXPR): New tree code.
1717 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1719 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1720 * expr.c (expand_expr_real_1): Likewise.
1721 * tree-inline.c (estimate_num_insns_1): Likewise.
1722 * tree-complex.c (expand_complex_move): Likewise.
1723 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1726 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1729 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1731 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1734 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1736 * config/sh/sh.c (find_barrier): Don't go past
1737 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1739 2008-02-20 DJ Delorie <dj@redhat.com>
1741 * config/h8300/h8300.md (insv): Force source operand to be a register.
1743 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1744 as a jump, not as a plain insn.
1746 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1748 * doc/invoke.texi (Warning Options): Add new option
1749 -Wframe-larger-than=.
1750 (-Wframe-larger-than): Document.
1752 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1753 Add declarations for new option variables.
1755 * final.c (final_start_function): Check the frame size
1756 before emission and issue a Wframe-larger-than warning.
1758 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1759 Add definitions for new option variables.
1760 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1762 * common.opt (Wframe-larger-than=): New option.
1764 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1767 (<sse>_div<mode>3): Ditto.
1768 (<sse>_vmdiv<mode>3): Ditto.
1769 (<sse>_vmsqrt<mode>2): Ditto.
1770 (*smax<mode>3): Ditto.
1771 (sse5_frcz<mode>2): Ditto.
1772 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1775 2008-02-20 Richard Guenther <rguenther@suse.de>
1778 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1779 be happy with INTEGRAL_TYPE_P.
1781 2008-02-20 Richard Guenther <rguenther@suse.de>
1783 * fold-const.c (split_tree): Associate floatig-point expressions
1784 if flag_associative_math is set.
1786 2008-02-20 Richard Guenther <rguenther@suse.de>
1788 * tree.h (fold_real_zero_addition_p): Declare.
1789 * fold-const.c (fold_real_zero_addition_p): Export.
1790 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1791 floating-point operations with zero and one.
1793 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1795 * doc/install.texi: Correct references to CFLAGS, replacing them
1796 with BOOT_CFLAGS. Document flags used during bootstrap for
1799 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1802 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1803 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1805 (smin<mode>3): Ditto from similar patterns.
1806 (smax<mode>3): Ditto.
1807 (*ieee_smin<mode>3): Ditto.
1808 (*ieee_smax<mode>3): Ditto.
1809 * config/i386/sse.md (sse): New mode attribute.
1810 (mov<mode>): Macroize expander from movv4sf and movv2df using
1811 SSEMODEF2P mode iterator.
1812 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1813 SSE_VEC_FLOAT_MODE_P as insn constraint.
1814 (storent<mode>): Ditto.
1815 (storent<mode>): Macroize expander from storentsf and storentdf using
1816 MODEF mode iterator.
1817 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1818 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1819 (abs<mode>2): Ditto from similar patterns.
1820 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1821 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1822 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1823 (<sse>_vmsqrt<mode>2): Ditto.
1824 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1825 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1826 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1827 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1828 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1829 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1830 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1832 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1833 iterator and SSE_FLOAT_MODE_P as insn constraint.
1834 (<sse>_ucomi): Ditto from similar patterns.
1835 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1836 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1837 SSE_VEC_FLOAT_MODE_P as insn constraint.
1838 (vcond<mode>): Ditto from similar patterns.
1839 (and<mode>3, *and<mode>3): Ditto.
1840 (<sse>_nand<mode>3): Ditto.
1841 (ior<mode>3, *ior<mode>3): Ditto.
1842 (xor<mode>3, *xor<mode>3): Ditto.
1843 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1844 iterator and SSE_FLOAT_MODE_P as insn constraint.
1845 (*nand<mode>3): Ditto from similar patterns.
1846 (*ior<mode>3): Ditto.
1847 (*xor<mode>3): Ditto.
1849 2008-02-20 Ira Rosen <irar@il.ibm.com>
1851 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1852 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1853 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1855 2008-02-19 Jan Hubicka <jh@suse.cz>
1857 * predict.c (tree_bb_level_predictions): Remove variable next
1858 mistakely introduced by previous commit.
1860 2008-02-19 Jan Hubicka <jh@suse.cz>
1862 * predict.c (predict_paths_leading_to): Rewrite.
1863 (predict_paths_for_bb): New.
1864 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1866 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1869 * Makefile.in (build_file_translate): New.
1870 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1871 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1872 * configure.ac (build_file_translate): Substitute it.
1873 * configure: Regenerate.
1875 2008-02-19 Jan Hubicka <jh@suse.cz>
1877 PR rtl-optimization/34408
1878 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1881 2008-02-19 Jan Hubicka <jh@suse.cz>
1884 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1887 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1890 * config/i386/i386-modes.def: Revert the last DI alignment
1891 change until Ada people can look into it.
1893 2008-02-19 Nick Clifton <nickc@redhat.com>
1895 * opts.c (print_specific_help): Fix typo in --help text.
1897 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1900 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1901 32-bit inline asm without asm alternatives for host GCC < 3.0.
1903 2008-02-19 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/34989
1906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1907 Allow propagation to INDIRECT_REF if we can simplify only.
1909 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1911 * c-common.c (warn_for_collisions_1): Use appropriate option when
1914 2008-02-19 Nick Clifton <nickc@redhat.com>
1917 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1918 (handle_options): Fix indentation.
1919 (print_filtered_help): If no language-specific options were
1920 displayed tell the user how to list all the options supported by
1921 the language's front-end.
1922 (print_specific_help): Fix indentation and remove duplicate line.
1923 (common_handle_option): Handle the -v option.
1924 For --help enable the display of undocumented options if the -v
1925 switch has been included on the command line.
1926 For --help= check for overlaps in the arguments between the option
1927 classes and the language names and issue a warning when they
1928 cannot be disambiguated.
1929 * c.opt (v): Pass on to the common option handler.
1931 2008-02-19 Revital Eres <eres@il.ibm.com>
1933 * modulo-sched.c (sms_schedule): Change dump message when
1934 create_ddg function fails.
1935 (try_scheduling_node_in_cycle): Rename row to cycle.
1936 (print_partial_schedule): Rename CYCLE to ROW.
1938 2008-02-19 Christian Bruel <christian.bruel@st.com>
1939 Zdenek Dvorak <ook@ucw.cz>
1941 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1943 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1947 (*x86_movdicc_0_m1_se): Ditto.
1949 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1952 (CMPtype): Define as __gcc_CMPtype.
1953 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1954 (CMPtype): Define as __gcc_CMPtype.
1956 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1958 Support valgrind 3.3 for --enable-checking=valgrind.
1959 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1961 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1962 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1963 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1964 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1965 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1966 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1967 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1969 * ggc-zone.c: Similar.
1970 * ggc-page.c: Similar.
1972 2008-02-19 Paul Brook <paul@codesourcery.com>
1975 * config/arm/ieee754-df.S: Fix do_it typo.
1976 * config/arm/ieee754-sf.S: Fix do_it typo.
1978 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1981 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1982 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1983 (OPTION_MASK_ISA_SSE_SET): Likewise.
1984 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1985 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1986 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1987 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1988 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1989 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1990 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1991 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1992 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1993 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1994 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1995 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1996 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1997 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1998 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1999 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2000 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2001 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2002 (OPTION_MASK_ISA_SSE4): Removed.
2003 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2004 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2005 (override_options): Don't turn on implied SSE/MMX bits in
2008 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2010 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2013 2008-02-18 Joey Ye <joey.ye@intel.com>
2016 * tree-nested.c (insert_field_into_struct): Set type alignment
2017 to field alignment if the former is less than the latter.
2019 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2021 * BASE-VER: Set to 4.4.0.
2023 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2025 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2026 * doc/cfg.texi: Likewise.
2027 * doc/extend.texi: Likewise.
2028 * doc/gty.texi: Likewise.
2029 * doc/invoke.texi: Likewise.
2030 * doc/loop.texi: Likewise.
2031 * doc/md.texi: Likewise.
2032 * doc/passes.texi: Likewise.
2033 * doc/rtl.texi: Likewise.
2034 * doc/sourcebuild.texi: Likewise.
2035 * doc/tm.texi: Likewise.
2036 * doc/tree-ssa.texi: Likewise.
2038 2008-02-17 Richard Guenther <rguenther@suse.de>
2041 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2042 without default definition.
2044 2008-02-17 Richard Guenther <rguenther@suse.de>
2046 PR tree-optimization/35231
2047 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2050 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2054 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2055 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2056 libgcc_cmp_return mode.
2058 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2061 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2063 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2065 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2068 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2070 * doc/c-tree.texi: Use `@.' where appropriate.
2071 * doc/extend.texi: Likewise.
2072 * doc/install.texi: Likewise.
2073 * doc/invoke.texi: Likewise.
2074 * doc/loop.texi: Likewise.
2075 * doc/makefile.texi: Likewise.
2076 * doc/md.texi: Likewise.
2077 * doc/passes.texi: Likewise.
2078 * doc/standards.texi: Likewise.
2079 * doc/tm.texi: Likewise.
2081 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2084 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2086 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2087 rather than in entry_bb.
2089 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2092 libgcc_cmp_return mode.
2094 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2097 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2098 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2100 2008-02-15 Richard Guenther <rguenther@suse.de>
2101 Zdenek Dvorak <ook@ucw.cz>
2103 PR tree-optimization/35164
2104 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2105 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2106 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2107 Only propagate addresses which do not have abnormal SSA_NAMEs
2110 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2113 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2115 2008-02-15 Jan Hubicka <jh@suse.cz>
2118 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2120 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2123 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2124 when calculating alignment_pad.
2126 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2129 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2130 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2131 and STACK_BOUNDARY define.
2133 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2135 PR preprocessor/35061
2136 * c-pragma.c (handle_pragma_pop_macro): Check that
2137 pushed_macro_table has been allocated.
2139 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2142 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2143 (force_gimple_operand): Likewise.
2144 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2145 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2146 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2147 (find_interesting_uses_address): Check addressability and alignment
2148 of the base expression only after substituting bases of IVs into it.
2150 2008-02-14 Michael Matz <matz@suse.de>
2153 * function.c (instantiate_virtual_regs_in_insn): Reload address
2154 before falling back to reloading the whole operand.
2156 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2158 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2159 before the first section switch note.
2161 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2163 * doc/bugreport.texi: Update copyright years.
2164 * doc/c-tree.texi: Likewise.
2165 * doc/cfg.texi: Likewise.
2166 * doc/cpp.texi: Likewise.
2167 * doc/cppinternals.texi: Likewise.
2168 * doc/fragments.texi: Likewise.
2169 * doc/frontends.texi: Likewise.
2170 * doc/gcc.texi: Likewise.
2171 * doc/gty.texi: Likewise.
2172 * doc/hostconfig.texi: Likewise.
2173 * doc/implement-c.texi: Likewise.
2174 * doc/libgcc.texi: Likewise.
2175 * doc/loop.texi: Likewise.
2176 * doc/makefile.texi: Likewise.
2177 * doc/options.texi: Likewise.
2178 * doc/passes.texi: Likewise.
2179 * doc/rtl.texi: Likewise.
2180 * doc/sourcebuild.texi: Likewise.
2181 * doc/standards.texi: Likewise.
2182 * doc/tree-ssa.texi: Likewise.
2183 * doc/trouble.texi: Likewise.
2185 * doc/extend.texi: Use @: or add comma where appropriate.
2186 * doc/invoke.texi: Likewise.
2187 * doc/tm.texi: Likewise.
2189 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2192 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2195 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2197 * doc/md.texi (clz, ctz): Add reference.
2198 * doc/rtl.texi (clz, ctz): Likewise.
2200 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2203 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2206 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2208 * config/s390/s390.c (struct constant_pool): New field
2209 emit_pool_after added.
2210 (s390_mainpool_start): Set the emit_pool_after flag according
2211 to the section switch notes.
2212 (s390_mainpool_finish): Consider emit_pool_after when emitting
2213 the literal pool at the end of the function.
2214 (s390_chunkify_start): Force literal pool splits at section
2217 2008-02-13 Michael Matz <matz@suse.de>
2220 * var-tracking.c (clobber_variable_part): Correctly traverse the
2223 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2226 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2227 Add -fdump-ipa-inline.
2228 * tree-dump.c (dump_files): Remove tree-inlined dump.
2229 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2231 2008-02-12 Richard Guenther <rguenther@suse.de>
2233 PR tree-optimization/35171
2234 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2237 2008-02-12 Richard Guenther <rguenther@suse.de>
2240 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2241 value-preserving mode. Disallow final truncation.
2243 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2246 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2247 code from here to...
2248 (force_gimple_operand): ...here.
2250 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2253 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2254 non-compatible pointers.
2255 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2256 different FIELD_DECLs, try harder by comparing field offsets, sizes
2260 * function.c (match_asm_constraints_1): Don't replace the same input
2263 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2265 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2266 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2267 (expand_epilogue): Restore RAMPZ register.
2268 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2270 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2272 * config/i386/cygwin.asm: (__alloca): Correct calling
2273 convention and alignment.
2274 (__chkstk): Force 8 byte stack alignment.
2276 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2277 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/33992
2280 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2281 the zero we compare against.
2283 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2286 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2287 to CloseHandle after unlocking to prevent accumulation of handle
2290 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2294 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2295 and update LABEL_NUSES during and after reload.
2297 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2300 * combine.c (simplify_if_then_else): Make sure the comparison is
2301 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2303 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2306 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2307 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2308 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2309 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2310 * tree.h (get_type_static_bounds): Likewise.
2312 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2314 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2315 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2316 Make -Wfoo language annotations match what the compiler outputs.
2318 2008-02-08 Sa Liu <saliu@de.ibm.com>
2320 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2321 intrinsics spu_convts, spu_convtu, spu_convtf.
2322 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2324 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2326 * doc/extend.texi (Function Attributes) <noinline>: Mention
2327 asm ("") as method to keep calls.
2329 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2332 * doc/options.texi (Options): Replace references to opts.sh with
2334 * opts-common.c: Likewise.
2335 * optc-gen.awk: Likewise.
2337 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2339 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2341 2008-02-07 Richard Henderson <rth@redhat.com>
2344 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2345 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2348 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2350 PR tree-optimization/35085
2351 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2352 for operand entry oe2 in addition to operand entry oe3 in order to
2353 expose more opportunities for vectorizer sum reduction.
2355 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * Makefile.in (LIBS): Remove $(GMPLIBS).
2359 (cc1-dummy, cc1): Add $(GMPLIBS).
2361 2008-02-06 Jan Hubicka <jh@suse.cz>
2364 * i386.md (moddf_integer): Do not produce partial memory stalls for
2365 targets where it hurts.
2367 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2370 * optabs.c (expand_float): Do not check for decimal modes when
2371 expanding unsigned integer through signed conversion.
2373 2008-02-06 Nick Clifton <nickc@redhat.com>
2375 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2376 inside the clobber with a match_operand and duplicated operand
2377 number in the constraint.
2378 (ineqbranchsi): Delete redundant comment.
2380 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2382 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2383 builtin_define ("__USE_INIT_FINI__").
2384 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2386 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2388 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2390 PR documentation/30330
2391 * doc/invoke.texi (C++ Dialect Options)
2392 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2393 For each warning option -Wfoo that allows -Wno-foo, ensure both
2394 -Wfoo and -Wno-foo are listed in the option index. Fix index
2395 entry of -Wswitch-default, index -Wnormalized= including the
2396 `=', and -Wlarger-than-@var{len} including @var{len}.
2398 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.md (floatunssisf2): Use
2401 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2402 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2403 Macroize expander using MODEF mode iterator.
2405 2008-02-05 Diego Novillo <dnovillo@google.com>
2407 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2410 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2412 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2417 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2421 to indicate if a message should be generated.
2422 (init_cumulative_args): Updated.
2423 (function_value_32): Likewise.
2425 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2427 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2429 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2433 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2435 2008-02-04 Diego Novillo <dnovillo@google.com>
2437 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2440 * tree-vrp.c (vrp_evaluate_conditional): With
2441 -Wtype-limits, emit a warning when comparing against a
2442 constant outside the natural range of OP0's type.
2444 2008-02-04 Richard Guenther <rguenther@suse.de>
2447 * expr.c (count_type_elements): Give for unions instead of
2450 2008-02-04 Richard Guenther <rguenther@suse.de>
2453 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2454 to TYPE_DOMAINs base type instead of using bitsizetype here.
2456 2008-02-03 Jason Merrill <jason@redhat.com>
2458 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2460 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2463 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2464 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2465 (RS/6000 and PowerPC Options): Fix typos and markup.
2466 * doc/passes.texi (Tree-SSA passes): Likewise.
2468 2008-02-02 Michael Matz <matz@suse.de>
2471 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2472 from record_last_reg_set_info.
2473 (record_last_reg_set_info): Take an RTX argument, iterate over all
2474 constituent hardregs.
2475 (record_last_set_info, record_opr_changes): Change calls to
2476 new signature or to record_last_reg_set_info_regno.
2478 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2480 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2482 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2484 PR rtl-optimization/34773
2485 * reg-notes.def (EQUAL): Mention significance of combination of
2486 REG_EQUAL and REG_RETVAL.
2487 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2488 insn that has a REG_RETVAL.
2490 2008-02-01 Roger Sayle <roger@eyesopen.com>
2493 * configure.ac (--enable-fixed-point): Disable unless explicitly
2495 * configure: Regenerate.
2497 2008-02-01 Richard Guenther <rguenther@suse.de>
2500 * invoke.texi (-finline-limit): Remove no longer true parts
2501 of the documentation. Note that there is no default value.
2503 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2504 Mark Mitchell <mark@codesourcery.com>
2505 Ben Elliston <bje@au.ibm.com>
2508 * doc/extend.texi (Other Builtins): Document.
2510 2008-01-31 Tom Browder <tom.browder@gmail.com>
2512 * doc/c-tree.texi (Types): Fix grammar.
2513 (Expression trees): Ditto.
2514 * doc/passes.texi (Tree-SSA passes): Ditto.
2516 * doc/configterms.texi (Configure Terms): Fix typo.
2517 * doc/cpp.texi (Common Predefined Macros): Ditto.
2518 * doc/md.texi (Machine Constraints): Ditto.
2520 * doc/makefile.texi (Makefile): Add comma.
2522 2008-01-31 Tom Browder <tom.browder@gmail.com>
2523 Gerald Pfeifer <gerald@pfeifer.com>
2525 * doc/sourcebuild.texi (Front End): Remove references to CVS
2526 and CVSROOT/modules.
2527 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2528 (Back End): Remove reference to CVS.
2530 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2533 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2535 (mips16_gp_pseudo_reg): ...here.
2536 * config/mips/mips.md (load_const_gp): Replace with...
2537 (load_const_gp_<mode>): ...this :P-based insn.
2539 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2541 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2542 options. Minor fixes.
2543 (-std): Move reference to standards closer to where language
2544 standards are first mentioned.
2546 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2548 PR rtl-optimization/34995
2549 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2550 parameter and return a bool. If the rtx parameter is nonnull,
2551 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2552 (find_reloads): Update call accordingly. Pass the new operand
2553 if it needed no address reloads, otherwise pass null.
2555 2008-01-30 Richard Henderson <rth@redhat.com>
2558 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2559 for unbounded arrays.
2561 2008-01-30 Silvius Rus <rus@google.com>
2563 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2565 2008-01-30 Jan Hubicka <jh@suse.cz>
2568 * i386.c (init_cumulative_args): Use real function declaration when
2571 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2573 PR rtl-optimization/34998
2574 * global.c (build_insn_chain): Treat non-subreg_lowpart
2575 SUBREGs of pseudos as clobbering all the words covered by the
2576 SUBREG, not just all the bytes.
2577 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2578 original df_ref rather than an extract parameter.
2579 (global_conflicts): Update call accordingly.
2581 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2583 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2584 the overflow check to make it easier to read.
2585 (__fixtfdi): Change the type of the ll member in union
2586 long_double to UDItype_x.
2588 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2591 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2592 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2593 * tree-inline.c (fold_marked_statements): Call
2594 cgraph_update_edges_for_call_stmt if folding a call statement.
2595 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2596 debug_generic_stmt calls, reset it back afterwards.
2599 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2601 * c-typeck.c (build_external_ref): Don't pedwarn about
2602 static vars in current function's scope.
2604 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2606 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2608 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2611 * ipa-struct-reorg.c: Fix spelling.
2612 * params.def: Ditto.
2614 2008-01-29 Richard Guenther <rguenther@suse.de>
2617 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2619 * tree-inline.c (remap_type): Increment remapping_type_depth
2620 around remapping types.
2621 (copy_body_r): Only add referenced variables if they are referenced
2622 from code, not types.
2624 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2635 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2636 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2638 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2641 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2642 pointer for tiny stack.
2644 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2646 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2648 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2650 * config/vx-common.h: Fix typo in comment.
2652 2008-01-28 Ian Lance Taylor <iant@google.com>
2656 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2657 coalesce pointers if they have different DECL_NO_TBAA_P values.
2658 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2659 between variables with different DECL_NO_TBAA_P values.
2661 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2664 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2665 are not legitimate small data references on SPE targets.
2667 2008-01-28 David Daney <ddaney@avtrex.com>
2669 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2671 2008-01-28 David Daney <ddaney@avtrex.com>
2673 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2675 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2677 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2678 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2679 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2680 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2681 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2682 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2683 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2684 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2686 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2688 * basic-block.h (condjump_equiv_p): Fix comment.
2690 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2692 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2693 print_generic_stmt_indented): Fix comment.
2695 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2697 * configure.ac (__stack_chk_fail): Add detecion for availability
2698 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2699 * configure: Regenerate.
2701 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2704 * final.c (output_addr_const): Handle TRUNCATE.
2706 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2709 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2710 (zero_cost, infinite_cost): New constants.
2711 (struct cost_pair): Change type of cost to comp_cost.
2712 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2713 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2715 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2716 split_address_cost, ptr_difference_cost, difference_cost,
2717 get_computation_cost_at, get_computation_cost,
2718 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2719 determine_use_iv_cost_condition, determine_use_iv_costs,
2720 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2721 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2722 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2723 Change type of cost to comp_cost.
2724 (determine_iv_cost): Increase cost of non-original ivs, instead
2725 of decreasing the cost of original ones.
2726 (get_address_cost): Indicate the complexity of the addressing mode
2728 (try_add_cand_for): Prefer using ivs not specific to some object.
2729 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2731 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2732 Janis Johnson <janis187@us.ibm.com>
2735 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2736 (TARGET_INSTANTIATE_DECLS): Likewise.
2737 * target.h (expand_to_rtl_hook): New target hook.
2738 (instantiate_decls): Likewise.
2739 * function.c (instantiate_decl): Make non-static. Rename to...
2740 (instantiate_decl_rtl): ... this.
2741 (instantiate_expr): Use instantiate_decl_rtl.
2742 (instantiate_decls_1): Likewise.
2743 (instantiate_decls): Likewise.
2744 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2745 * function.h (instantiate_decl_rtl): Add prototype.
2746 * cfgexpand.c (target.h): New include.
2747 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2748 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2749 (TARGET_INSTANTIATE_DECLS): Likewise.
2750 (TARGET_INITIALIZER): New target hooks added.
2751 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2753 * config/rs6000/rs6000.c (tree-flow.h): New include.
2754 (machine_function): Add sdmode_stack_slot field.
2755 (rs6000_alloc_sdmode_stack_slot): New function.
2756 (rs6000_instantiate_decls): Likewise.
2757 (rs6000_secondary_memory_needed_rtx): Likewise.
2758 (rs6000_check_sdmode): Likewise.
2759 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2760 (TARGET_INSTANTIATE_DECLS): Likewise.
2761 (rs6000_hard_regno_mode_ok): Allow SDmode.
2762 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2763 (rs6000_emit_move): Handle SDmode.
2764 (function_arg_advance): Likewise.
2765 (function_arg): Likewise.
2766 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2767 SDmode var args for 32-bit compiles.
2768 (rs6000_secondary_reload_class): Handle SDmode.
2769 (rs6000_output_function_epilogue): Likewise.
2770 (rs6000_function_value): Simplify if statement.
2771 (rs6000_libcall_value): Likewise.
2772 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2773 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2774 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2775 (movsd_hardfloat): New define_insn.
2776 (movsd_softfloat): Likewise.
2777 (movsd_store): Likewise.
2778 (movsd_load): Likewise.
2779 (extendsddd2): Likewise.
2780 (extendsdtd2): Likewise.
2781 (truncddsd2): Likewise.
2782 (movdd_hardfloat64): Fixup comment.
2783 (UNSPEC_MOVSD_LOAD): New constant.
2784 (UNSPEC_MOVSD_STORE): Likewise.
2786 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2789 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2791 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2792 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2793 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2796 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2799 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2800 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2801 __LONGDOUBLE128 too.
2802 * config/rs6000/aix61.h: New file.
2804 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2806 PR rtl-optimization/34959
2807 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2808 popcount and parity rtxes the same mode as their operand.
2809 Truncate or extend the result to the return value's mode
2812 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2815 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2816 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2817 to GOT_VERSION_REGNUM.
2818 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2819 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2820 * config/mips/mips.c (mips_emit_call_insn): New function.
2821 (mips_call_tls_get_addr): Call mips_expand_call directly.
2822 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2824 (mips16_build_call_stub): Likewise. Return the call insn or null.
2825 (mips_expand_call): Update the call to mips16_build_call_stub
2826 accordingly and a remove redundant condition. Assert that MIPS16
2827 stubs do not use lazy binding. Use mips_emit_call_insn and return
2829 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2831 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2832 (mips_avoid_hazard): Remove hazard_set handling.
2833 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2834 (UNSPEC_RESTORE_GP): ...this.
2835 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2836 (FAKE_CALL_REGNO): Rename to...
2837 (GOT_VERSION_REGNUM): ...this.
2838 (type): Add "ghost" value. Add an associated insn reservation.
2839 (hazard_set): Remove.
2840 (exception_receiver): Rename to...
2841 (restore_gp): ...this and update the unspec identifier accordingly.
2842 (exception_receiver, nonlocal_got_receiver): New expanders.
2843 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2844 FAKE_CALL_REGNO. Remove hazard_set attribute.
2845 (set_got_version, update_got_version): New patterns.
2847 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2850 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2852 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2855 * doc/install.texi2html: Generate gcc-vers.texi.
2857 2008-01-25 DJ Delorie <dj@redhat.com>
2859 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2861 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2863 * config/c4x: Remove directory.
2864 * config.gcc (crx-*, mt-*): Mark obsolete.
2865 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2866 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2867 sh-*-rtemscoff*): Remove cases.
2868 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2869 * real.c (encode_c4x_single, decode_c4x_single,
2870 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2871 c4x_extended_format): Remove.
2872 * real.h (c4x_single_format, c4x_extended_format): Remove.
2873 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2875 (Pragmas): Remove comment about c4x pragmas.
2876 * doc/install.texi (c4x): Remove target-specific instructions.
2877 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2878 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2879 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2880 refer to C4x source files as examples.
2881 (C4X_FLOAT_FORMAT): Remove documentation.
2883 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2885 * config/bfin/bfin.c (override_options): Reorder tests so that
2886 flag_pic gets enabled for -msep-data.
2888 2008-01-25 Richard Guenther <rguenther@suse.de>
2891 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2892 to its bitfield precision if required.
2894 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2897 * tree-nested.c (walk_omp_for): New function.
2898 (convert_nonlocal_reference, convert_local_reference): Call
2899 walk_omp_for on OMP_FOR.
2900 (convert_call_expr): Call walk_body on OMP_FOR's
2901 OMP_FOR_PRE_INIT_BODY.
2903 2008-01-25 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/34966
2906 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2907 default defs and PHI_NODEs we have to insert after the
2910 2008-01-24 Nick Clifton <nickc@redhat.com>
2912 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2913 Provide a default definition.
2914 (LIBGCC2_UNITS_PER_WORD): Likewise.
2916 * config/stormy16/stormy16.c: Include df.h for the prototype
2917 for df_regs_ever_live_p.
2918 (xstormy16_expand_builtin_va_start): Convert the stack offset
2919 into a component_ref and then use POINTER_PLUS_EXPR to add it
2920 to the incoming_virtual_args_rtx.
2921 (xstormy16_gimplify_va_arg_expr): Rename to
2922 xstormy16_gimplify_va_arg_expr.
2923 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2924 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2925 xstormy16_gimplify_va_arg_expr.
2926 Fix up some formatting issues.
2928 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2929 Move to predicates.md.
2930 (xs_hi_general_operand): Likewise.
2931 (xs_hi_nonmemory_operand): Likewise.
2932 * config/stormy16/predicates.md:
2933 (xstormy16_carry_plus_operand): New predicate.
2934 (xs_hi_general_operand): New predicate.
2935 (xs_hi_nonmemory_operand): New predicate.
2936 * config/stormy16/stormy16-protos.h:
2937 (xstormy16_carry_plus_operand): Delete prototype.
2938 (xs_hi_general_operand): Likewise.
2939 (xs_hi_nonmemory_operand): Likewise.
2941 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2942 modifiers as they are no longer needed and they can trigger
2943 reload spill failures.
2945 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2946 with a match_operand in order to help reload.
2948 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2949 constraint with 'e' for the 8th alternative as this version of
2950 the mov.w instruction only accepts the lower 8 registers.
2952 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2955 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2956 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2959 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2962 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2964 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2966 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2968 (remove_structure): Update allocations list before removing structure.
2970 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2972 * ipa-struct-reorg.c (is_safe_cond_expr,
2973 create_new_stmts_for_cond_expr): Use integer_zerop function,
2974 that recognize not only zero-pointer, but zero-integer too.
2976 2008-01-25 Ben Elliston <bje@au.ibm.com>
2979 * fixproto: Escape "." in sed expression that strips leading "./".
2981 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2984 * gcc.c (SWITCH_OK): Removed.
2985 (SWITCH_LIVE): Changed to bit.
2986 (SWITCH_FALSE): Likewise.
2987 (SWITCH_IGNORE): Likewise.
2988 (switchstr): Change live_cond to unsigned int.
2989 (process_command): Replace SWITCH_OK with 0.
2990 (do_self_spec): Likewise.
2991 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2992 (give_switch): Likewise.
2993 (used_arg): Likewise.
2994 (do_spec_1): Set the SWITCH_IGNORE bit.
2995 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2996 bits. Set the SWITCH_LIVE bit.
2998 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3000 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3002 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3004 PR tree-optimization/34472
3005 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3006 parameter to a "bool *" and set *DATA to false if there is
3007 an unsafe access. Do not delete the structure here.
3008 (check_cond_exprs): Delete it here instead.
3009 (check_cond_exprs, exclude_cold_structs): Do not increase
3010 I when removing a structure.
3012 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3016 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3018 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3021 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3022 a fixed vector for stack.
3024 2008-01-24 Ben Elliston <bje@au.ibm.com>
3027 * doc/gcc.texi (Software development): Add a direntry for g++.
3029 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3031 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3032 stale and straggling -fforce-addr comments above.
3034 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3036 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3037 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3039 2008-01-23 Michael Matz <matz@suse.de>
3042 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3045 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3047 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3050 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3052 * config/avr/avr.c (avr_current_arch): New variable.
3053 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3054 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3055 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3056 (avr_override_options): Init 'avr_current_arch'.
3057 (base_arch_s): Move from here...
3058 * config/avr/avr.h (base_arch_s): ... here. Add new members
3059 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3060 'mega' to 'have_jmp_call'.
3061 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3062 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3064 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3066 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3067 MULTILIB_MATCHES): (Ditto.).
3069 2008-01-23 Richard Guenther <rguenther@suse.de>
3072 * cgraphunit.c (cgraph_reset_node): Always mark the node
3073 not reachable if it is not queued already.
3075 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3077 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3078 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3079 (cputype_selected): New static variable.
3080 (bfin_handle_option): Set it if -mcpu is used.
3081 (override_option): Select default set of workarounds if no cpu type
3082 selected on the command line.
3083 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3085 From Michael Frysinger <michael.frysinger@analog.com>
3086 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3087 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3089 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3090 for bf547, bf523, bf524, and bf526.
3091 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3093 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3094 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3095 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3096 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3097 * doc/invoke.texi (Blackfin Options): Document that
3098 -mcpu now accept bf547, bf523, bf524, and bf526.
3100 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3102 PR rtl-optimization/34628
3103 * combine.c (try_combine): Stop and undo after the first combination
3104 if an autoincrement side-effect on the first insn has effectively
3107 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3110 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3111 Offset addresses are not valid for Altivec or paired float modes.
3113 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3116 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3117 if DECL_INITIAL (decl) is error_mark_node.
3120 * c-common.c (handle_vector_size_attribute): Only allow
3121 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3122 the same way as pointer, array etc. types.
3123 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3126 * tree.c (build_type_attribute_qual_variant): Call
3127 build_qualified_type if attributes are equal, but quals are not.
3129 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3132 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3133 * flags.h (warn_strict_aliasing): Remove.
3134 (warn_strict_overflow): Remove.
3135 * opts.c (warn_strict_aliasing): Remove.
3136 (warn_strict_overflow): Remove.
3137 * c-opts.c (c_common_handle_option): -Wall only sets
3138 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3139 (c_common_post_options): Give default values to -Wstrict-aliasing
3140 and -Wstrict-overflow if they are uninitialized.
3141 * common.opt (Wstrict-aliasing): Specify Var and Init.
3142 (Wstrict-overflow): Likewise.
3144 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3146 PR rtl-optimization/26854
3147 PR rtl-optimization/34400
3148 PR rtl-optimization/34884
3149 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3151 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3152 (df_rd_bb_info.expanded_lr_out): Deleted
3153 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3154 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3155 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3156 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3157 Removed code to allocate, initialize or free expanded_lr_out.
3158 (df_rd_bb_local_compute_process_def): Restructured to make more
3160 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3161 sets if the sets are being trimmed.
3163 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3166 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3167 (as_vers): Likewise.
3168 * configure: Regenerated.
3170 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3173 * tree-pass.h (pass_build_alias): New pass.
3174 * tree-ssa-alias.c (gate_build_alias): New.
3175 (pass_build_alias): New.
3176 * passes.c (init_optimization_passes): Add pass_build_alias after
3177 pass_create_structure_vars.
3179 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3181 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3182 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3183 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3184 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3185 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3186 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3187 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3188 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3189 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3190 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3191 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3192 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3193 * config/s390/s390.md (FP_ALL): New mode iterator.
3194 (_d): New mode attribute.
3195 ("*signbit<mode>2>"): Changed mode of first operand.
3196 ("isinf<mode>2"): Changed mode of first operand.
3197 ("*TDC_insn"): Adaptation for DFP modes.
3199 2008-01-22 Ben Elliston <bje@au.ibm.com>
3201 * tree.c (check_qualified_type): Improve function description.
3203 2008-01-21 Jason Merrill <jason@redhat.com>
3206 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3207 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3210 2008-01-21 DJ Delorie <dj@redhat.com>
3212 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3215 2008-01-21 Richard Guenther <rguenther@suse.de>
3218 * tree-cfg.c (verify_expr): Allow all invariant expressions
3219 instead of just constant class ones as reference argument.
3220 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3221 like any other constant.
3222 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3224 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3226 * regmove.c (fixup_match_1): Update call crossed frequencies.
3228 2008-01-21 Richard Guenther <rguenther@suse.de>
3231 * tree-inline.c (setup_one_parameter): Deal with mismatched
3232 types using a VIEW_CONVERT_EXPR.
3234 2008-01-21 Alon Dayan <alond@il.ibm.com>
3235 Olga Golovanevsky <olga@il.ibm.com>
3237 PR tree-optimization/34701
3238 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3239 when the structure size is not a power of 2.
3241 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3243 * doc/install.texi: Add doc for --enable-checking=df.
3245 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3247 PR rtl-optimization/34808
3248 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3250 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3252 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3255 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3257 PR rtl-optimization/26854
3258 PR rtl-optimization/34400
3259 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3261 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3262 (df_rd_bb_info.expanded_lr_out): New.
3263 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3264 * loop_iv.c (iv_analysis_loop_init): Ditto.
3265 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3266 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3267 Added code to allocate, initialize or free expanded_lr_out.
3268 (df_rd_bb_local_compute_process_def): Restructured to make
3269 more understandable.
3270 (df_rd_confluence_n): Add code to do nothing with fake edges and
3271 code to no apply invalidate_by_call sets if the sets are being trimmed.
3272 (df_lr_local_finalize): Renamed to df_lr_finalize.
3273 (df_live_local_finalize): Renamed to df_live_finalize.
3275 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3278 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3279 deciding whether to use reciprocal instructions.
3281 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3283 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3284 dwarf2out_note_section_used if cold_text_section is NULL.
3286 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3288 PR gcov-profile/34610
3289 * tree-cfg.c (make_edges): Mark both outgoing edges from
3290 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3291 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3292 from OMP_FOR and OMP_CONTINUE outgoing edges.
3294 * tree-profile.c (tree_profiling): Return early if
3295 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3297 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3298 from cfun to child_cfun.
3299 * function.h (struct function): Add after_tree_profile bit.
3301 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3303 * config/avr/avr.S (_exit): Disable interrupt.
3305 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3306 Steven Bosscher <stevenb.gcc@gmail.com>
3308 PR rtl-optimization/26854
3309 PR rtl-optimization/34400
3310 * df-problems.c (df_live_scratch): New scratch bitmap.
3311 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3312 (df_live_reset): Clear the proper bitmaps.
3313 (df_live_bb_local_compute): Only process the artificial defs once
3314 since the order is not important.
3315 (df_live_init): Init the df_live sets only with the variables
3316 found live by df_lr.
3317 (df_live_transfer_function): Use the df_lr sets to prune the
3318 df_live sets as they are being computed.
3319 (df_live_free): Free df_live_scratch.
3321 2008-01-18 Ian Lance Taylor <iant@google.com>
3323 * common.opt: Add fmerge-debug-strings.
3324 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3325 flag_merge_debug_strings rather than flag_merge_constants.
3326 * doc/invoke.texi (Option Summary): Mention
3327 -fmerge-debug-strings.
3328 (Debugging Options): Document -fmerge-debug-strings.
3330 2008-01-18 Ian Lance Taylor <iant@google.com>
3333 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3334 (struct tree_function_decl): Add new field operator_new_flag.
3335 * tree-inline.c (expand_call_inline): When inlining a call to
3336 operator new, force the return value to go into a variable, and
3337 set DECL_NO_TBAA_P on that variable.
3338 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3340 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3343 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3344 DWARF2_DEBUGGING_INFO.
3345 (dwarf2out_note_section_used): Ditto. Add prototype.
3346 (have_multiple_function_sections, text_section_used,
3347 cold_text_section_used, *cold_text_sections): Move declarations
3350 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3352 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3353 field and add signal_ra.
3354 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3355 assignments to frame state pc. Move end of stack check after
3356 MD_FALLBACK_FRAME_STATE_FOR.
3357 (uw_update_context_1): Use frame state signal_regs if set, instead
3358 of checking signal_frame flag.
3359 (uw_update_context): Use frame state signal_ra if set.
3360 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3361 * config/xtensa/linux-unwind.h: New file.
3363 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3365 * modulo-sched.c (get_sched_window): Fix comment typo.
3367 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3369 PR tree-optimization/34648
3370 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3372 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3374 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3375 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3377 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3379 PR rtl-optimization/34400
3380 * df-core.c (df_worklist_dataflow_overeager,
3381 df_worklist_dataflow_doublequeue): New functions.
3382 (df_worklist_dataflow): Two different worklist solvers.
3383 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3389 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3390 and ftree-parallelize-loops.
3392 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3394 PR rtl-optimization/34826
3395 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3397 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3399 * global.c (find_reg): Mark the eh regs as used if necessary.
3400 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3401 * ra.h (struct allocno): no_eh_reg field added. Changed
3402 no_stack_reg type to bitfield.
3404 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3406 * tree.c (substitute_in_expr): Add missing 'break'.
3408 2008-01-17 Richard Guenther <rguenther@suse.de>
3410 PR tree-optimization/34825
3411 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3412 x / x as division to handle.
3414 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3416 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3417 "-pthread" is specified.
3418 * pa-hpux11.h (LIB_SPEC): Likewise.
3420 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3421 Peter Bergner <bergner@vnet.ibm.com>
3423 PR rtl-optimization/33796
3424 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3426 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3428 PR libgfortran/34699
3429 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3431 * pa-hpux10.h (LINK_SPEC): Likewise.
3432 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3434 2008-01-16 Richard Guenther <rguenther@suse.de>
3437 * fold-const.c (fold_convert_const_int_from_int): Do not
3438 set overflow if that occured only because of a sign extension
3439 change when converting from/to a sizetype with the same
3440 precision and signedness.
3442 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3445 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3446 location address to the correct place. Update copyright year.
3448 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3450 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3451 no dependences in the dependence_relations vector.
3453 2008-01-16 Jan Hubicka <jh@suse.cz>
3455 PR rtl-optimization/31396
3456 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3457 * cfg.c (dump_reg_info): Print it.
3458 * regs.h (struct reg_info_t): add freq_calls_crossed.
3459 (REG_FREQ_CALLS_CROSSED): New macro.
3460 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3461 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3462 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3463 regmove_optimize): Update call crossed frequencies.
3464 * local-alloc.c (struct qty): Add freq_calls_crossed.
3465 (alloc_qty): Copute freq_calls_crossed.
3466 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3467 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3468 * ra.h (struct allocno): Add freq_calls_crossed.
3470 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3472 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3473 libgomp when compiling with ftree-parallelize-loops.
3474 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3476 2008-01-16 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/34769
3479 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3480 * tree.c (int_cst_value): Instead make this function more
3481 permissive in what it accepts as valid input. Document this
3482 function always sign-extends the value.
3484 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3485 Richard Guenther <rguenther@suse.de>
3488 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3489 (gimple_fold_indirect_ref_rhs): ... this.
3490 (gimple_fold_indirect_ref): New function with foldings
3491 that preserve lvalueness.
3492 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3493 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3494 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3495 to fold an INDIRECT_REF, fall back to the old use of
3496 fold_indirect_ref_1.
3498 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3500 * tree-data-ref.c (subscript_dependence_tester_1): Call
3501 free_conflict_function.
3502 (compute_self_dependence): Same.
3504 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3507 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3508 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3510 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3511 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3512 for DWARF2_UNWIND_INFO targets.
3514 2008-01-16 Richard Guenther <rguenther@suse.de>
3517 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3518 type qualifiers for function types.
3520 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3522 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3523 loop_iterator li from previous commit.
3525 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3527 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3529 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3531 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3532 (parallelize_loops): Don't parallelize irreducible components.
3534 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3537 * c-opts (c_common_post_options): Do not enable CPP
3538 flag_pedantic_errors by default.
3540 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3542 PR rtl-optimization/31944
3543 * cse.c (remove_pseudo_from_table): New function.
3544 (merge_equiv_classes): Use above function to remove pseudo-registers.
3545 (invalidate): Likewise.
3547 2008-01-13 Richard Guenther <rguenther@suse.de>
3550 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3551 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3553 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3555 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3556 validate_change to unshare the source of the PC set.
3558 2008-01-12 Jan Hubicka <jh@suse.cz>
3561 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3562 references above array bounds. This might trigger bounds checks for
3565 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3567 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3568 new_replaceable_dependencies.
3570 2008-01-12 Doug Kwan <dougkwan@google.com>
3572 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3573 instead of OPT_Wreturn_type in warning due to ignored return type
3575 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3576 options included in -Wextra.
3577 * c.opt: New option -Wignored_qualifiers.
3578 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3579 -Wignore_qualifiers.
3580 (-Wignored-qualifiers): Document.
3581 (-Wreturn-type): Remove description of functionality now handled
3582 by -Wignored-qualifiers.
3584 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3587 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3588 NOP_EXPR if it is between integral types with the same precision.
3590 2008-01-12 Jan Hubicka <jh@suse.cz>
3593 * invoke.texi (max-inline-recursive-depth): Fix default value.
3595 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3597 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3600 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3602 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3604 2008-01-11 James E. Wilson <wilson@specifix.com>
3607 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3609 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3611 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3612 save/restore frame pointer register and don't use 'call-prologues'
3613 optimization in function with "OS_task" attribute.
3615 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3618 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3619 when copying to memory.
3621 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3623 PR rtl-optimization/30905
3624 * cfgcleanup.c: Include dce.h
3625 (crossjumps_occured): New global variable.
3626 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3627 If something changed, set crossjumps_occured to true.
3628 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3629 Don't add/remove fake edges to exit here...
3630 (cleanup_cfg): ...but do it here, when crossjumping.
3631 Run a fast DCE when successful crossjumps occured in the latest
3632 iteration of try_optimize_cfg.
3634 2008-01-11 Richard Guenther <rguenther@suse.de>
3636 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3637 (struct vn_unary_op_s): Likewise.
3638 (vn_reference_insert): Free old reference on hash collision.
3640 2008-01-10 Raksit Ashok <raksit@google.com>
3642 PR rtl-optimization/27971
3643 * combine.c (find_split_point): Split PLUS expressions which are
3644 inside a MEM rtx, and whose first operand is complex.
3646 2008-01-10 DJ Delorie <dj@redhat.com>
3648 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3649 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3650 (m32c_hard_regno_ok): Call the underlying function.
3652 2008-01-10 Richard Guenther <rguenther@suse.de>
3655 * tree-cfg.c (tree_merge_blocks): Do not go through the
3656 full-blown folding and stmt updating path if we just deal
3657 with virtual operands.
3658 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3659 test for abnormal SSA_NAMEs.
3661 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3664 * reload.c (push_reload): Add assertions. All constants from
3665 reg_equiv_constant should have been used for replacing the respective
3667 (find_reloads_address): Invoke find_reloads_address_part for
3668 constant taken from the reg_equiv_constant array.
3670 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3672 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3673 field (valnum) the first in the struct. Replace bools with
3676 2008-01-10 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/34651
3679 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3680 types and ordering for masking and converting.
3682 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3684 PR tree-optimization/34017
3685 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3686 also for PHI_NODE expressions.
3688 2008-01-09 Jan Hubicka <jh@suse.cz>
3690 PR tree-optimization/34708
3691 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3692 based on number of case labels.
3693 (init_inline_once): Remove switch_cost.
3694 * tree-inline.h (eni_weights_d): Remove switch_cost.
3696 2008-01-09 Richard Guenther <rguenther@suse.de>
3697 Andrew Pinski <andrew_pinski@playstation.sony.com>
3700 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3701 temporary if an rvalue is ok or an lvalue is not required.
3703 2008-01-09 Richard Guenther <rguenther@suse.de>
3706 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3709 2008-01-09 Richard Guenther <rguenther@suse.de>
3712 * tree.c (host_integerp): Check for sizetype only if the
3713 type is an integer type.
3715 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3718 * opts.c (decode_options): Disable inlining of functions called
3719 once if not in unit-at-a-time mode.
3721 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3723 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3725 2008-01-08 Richard Guenther <rguenther@suse.de>
3728 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3729 out early if the result will be unused.
3731 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3736 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3740 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3742 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3743 for vectorization tuned.
3745 2008-01-08 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/34683
3748 * tree-ssa-operands.c (operand_build_cmp): Export.
3749 * tree-ssa-operands.h (operand_build_cmp): Declare.
3750 * tree-vn.c (vuses_compare): Remove.
3751 (sort_vuses): Use operand_build_cmp.
3752 (sort_vuses_heap): Likewise.
3753 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3754 to re-use old VEC if available. Do not sort already sorted VUSEs.
3755 (vdefs_to_vec): Do not sort already sorted VDEFs.
3757 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3760 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3762 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3765 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3766 limitations of reciprocal sequences on x86 targets.
3768 2008-01-08 Richard Guenther <rguenther@suse.de>
3770 PR tree-optimization/34683
3771 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3773 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3776 * config/darwin.c (darwin_mergeable_string_section): Don't use
3777 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3779 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3783 negxf2. Macroize expander using X87MODEF mode iterator. Change
3784 predicates of op0 and op1 to register_operand.
3785 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3786 expander using X87MODEF mode iterator. Change predicates of
3787 op0 and op1 to register_operand.
3788 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3789 corresponding patterns and macroize using MODEF macro. Change
3790 predicates of op0 and op1 to register_operand and remove
3791 "m" constraint. Disparage "r" alternative with "!".
3792 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3793 macroize using X87MODEF macro. Change predicates of op0 and op1
3794 to register_operand and remove "m" constraint. Disparage "r"
3795 alternative with "!".
3796 (absneg splitter with memory operands): Remove.
3797 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3798 patterns and macroize using X87MODEF mode iterator.
3799 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3800 Change predicate of op1 to register_operand.
3801 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3802 for memory operands.
3804 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3806 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3808 2008-01-07 Richard Guenther <rguenther@suse.de>
3810 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3813 2008-01-07 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/34683
3816 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3817 VOPs of the needed size to save memory. Use VEC_quick_push
3818 to save compile-time.
3819 (vdefs_to_vec): Likewise.
3821 2008-01-07 Sa Liu <saliu@de.ibm.com>
3823 * config/spu/spu.md (divdf3): Genetate inline code for double
3824 division. The implementation doesn't handle INF or NAN, therefore it
3825 only applies when -ffinite-math-only is given.
3827 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3830 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3831 * doc/cpp.texi ([Common Predefined Macros]): Document.
3833 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3836 order to use commutative addition instead of subtraction.
3838 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3839 Mircea Namolaru <namolaru@il.ibm.com>
3840 Vladimir Yanovsky <yanov@il.ibm.com>
3841 Revital Eres <eres@il.ibm.com>
3843 PR tree-optimization/34263
3844 * tree-outof-ssa.c (process_single_block_loop_latch,
3845 contains_tree_r): New functions.
3846 (analyze_edges_for_bb): Call process_single_block_loop_latch
3847 function to empty single-basic-block latch block if possible.
3849 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3853 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3855 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3857 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3859 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3861 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3863 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3865 PR tree-optimization/34618
3866 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3869 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3873 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3874 Update copyright year.
3876 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3877 Update copyright year.
3878 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3881 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3883 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3884 edge does not point to current bb before changing need_assert.
3886 2008-01-04 Richard Guenther <rguenther@suse.de>
3889 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3890 for verifying purposes if they are is_gimple_min_invariant.
3892 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3894 PR tree-optimization/34448
3895 PR tree-optimization/34465
3896 * gimplify.c (gimplify_init_constructor): Add new parameter
3897 notify_temp_creation. Use it.
3898 (gimplify_modify_expr_rhs): Take volatiles into account when
3899 optimizing constructors.
3900 Do not optimize constructors if gimplify_init_constructor will dump to
3902 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3903 * gcc.c-torture/compile/pr34448.c: New.
3905 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3907 PR gcov-profile/34609
3908 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3909 return_slot if result is TREE_ADDRESSABLE.
3911 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3913 * config/mips/mips.md (sqrt_condition): Tweak comment.
3914 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3916 2008-01-03 Tom Tromey <tromey@redhat.com>
3919 * c-common.c (c_type_hash): Handle VLAs.
3921 2008-01-03 Jan Hubicka <jh@suse.cz>
3923 PR tree-optimization/31081
3924 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3925 0 when inlining and not inlining to first basic block.
3926 (remap_decl): When var is initialized to 0, don't set default_def.
3927 (expand_call_inline): Set entry_bb.
3928 * tree-inline.h (copy_body_data): Add entry_bb.
3930 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3933 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3936 PR tree-optimization/29484
3937 * tree-inline.c (inline_forbidden_p_2): New function.
3938 (inline_forbidden_p): Disallow inlining if some static var
3939 has an address of a local LABEL_DECL in its initializer.
3940 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3943 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3945 PR tree-optimization/34635
3946 * tree-data-ref.c (add_other_self_distances): Make sure that the
3947 evolution step is constant.
3949 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3952 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3954 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3956 * tree-sra.c (scalarize_init): Insert the generate_element_init
3957 statements after the generate_element_zero statements.
3959 2008-01-02 Richard Guenther <rguenther@suse.de>
3963 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3964 for very large number of operands instead of ICEing.
3966 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3969 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3970 while stack probing.
3972 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3974 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3977 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3980 * tree-mudflap.c (mx_register_decls): Guard warning by
3981 !DECL_ARTIFICIAL check.
3983 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3985 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3986 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3987 sse5_perm<mode>): Fix constraints.
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