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2008-03-15 Richard Guenther <rguenther@suse.de>
[thirdparty/gcc.git] / gcc / ChangeLog
CommitLineData
e004838d 12008-03-15 Richard Guenther <rguenther@suse.de>
2
3 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4 (fold_const_aggregate_ref): Likewise.
5 (get_value): Return NULL if we don't have any values.
6 (ccp_finalize): Set const_val to NULL after freeing it.
7 * tree-flow.h (get_symbol_constant_value): Declare.
8 (fold_const_aggregate_ref): Likewise.
9 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10
b7488229 112008-03-15 Richard Guenther <rguenther@suse.de>
12
13 PR middle-end/35593
14 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
15 to not produce negative array indices if not allowed. Add
16 parameter to indicate that.
17 (maybe_fold_offset_to_component_ref): Allow negative array
18 indices only for the first member of a structure.
19 (maybe_fold_offset_to_reference): Allow negative array indices.
20 (maybe_fold_stmt_addition): Likewise.
21
90ef7269 222008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23 Anatoly Sokolov <aesok@post.ru>
24
25 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
26 (avr_arch): Add ARCH_AVR6.
27 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
28 (initial_elimination_offset): Initialize and use 'avr_pc_size'
29 instead of fixed value 2.
30 (print_operand_address): Use gs() asm specifier instead of pm().
31 (avr_assemble_integer): (Ditto.).
32 (avr_output_addr_vec_elt): (Ditto.).
33 (print_operand): Handle "!" code.
34 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
35 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
36 (AVR_HAVE_EIJMP_EICALL): Define.
37 (AVR_3_BYTE_PC): Redefine.
38 (AVR_2_BYTE_PC): (Ditto.).
39 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
40 (LINK_SPEC): Add atmega2560 and atmega2561.
41 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
42 (crtm2561.o).
43 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
44 for 3 byte PC devices.
45 (call_value_insn): (Ditto.).
46 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
47 (indirect_jump): Use only for for 2 byte PC devices.
48 (*tablejump): (Ditto.).
49 (*indirect_jump_avr6): Add insn.
50 (*tablejump_rjmp): Don't use for 3 byte PC devices.
51 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
52 instead of ijmp for 3 byte PC devices.
53 (__tablejump2__): (Ditto.).
54 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
55 (MULITLIB_DIRNAMES): (Ditto.).
56 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
57
28a2ab9f 582008-03-15 Uros Bizjak <ubizjak@gmail.com>
59
60 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
61 "sse2_umulsidi3". Use V1DI mode for operand 0.
62 ("mmx_psadbw"): Use V1DI mode for operand 0.
63 * config/i386/i386-modes.def (V1SI): New vector mode.
64 * config/i386/i386.c (struct builtin_description)
65 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
66 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
67 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
68 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
69 v1di_ftype_v8qi_v8qi type.
70 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
71
72 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
73 __builtin_ia32_pmuludq]: Fix the mode of return value.
74
a77a3698 752008-03-15 Richard Guenther <rguenther@suse.de>
76
77 PR middle-end/35595
78 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
79 being a PHI_NODE.
80
2c613040 812008-03-14 Bob Wilson <bob.wilson@acm.org>
82
83 * doc/invoke.texi (Option Summary, Xtensa Options): Document
84 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
85 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
86 unless TARGET_SERIALIZE_VOLATILE is enabled.
87 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
88 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
89 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
90
404d6be4 912008-03-14 Richard Guenther <rguenther@suse.de>
92
93 PR tree-optimization/34172
94 * tree-flow.h (refs_may_alias_p): Declare.
95 (get_single_def_stmt): Likewise.
96 (get_single_def_stmt_from_phi): Likewise.
97 (get_single_def_stmt_with_phi): Likewise.
98 * tree-dfa.c (refs_may_alias_p): New function.
99 (get_single_def_stmt): Likewise.
100 (get_single_def_stmt_from_phi): Likewise.
101 (get_single_def_stmt_with_phi): Likewise.
102 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
103 (vn_reference_lookup_1): New helper function.
104 (vn_reference_lookup): Walk the virtual use-def chain to
105 continue searching for a match if the def does not alias the
106 reference we are looking for.
107
a7af6b24 1082008-03-14 David Edelsohn <edelsohn@gnu.org>
109
110 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
111 archive and Perzl. Update The Written Word listing.
112
1d9353f3 1132008-03-14 Richard Guenther <rguenther@suse.de>
114
115 PR tree-optimization/34043
116 PR tree-optimization/33989
117 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
118 when doing FRE.
119 (bitmap_find_leader): Use extra argument to verify dominance
120 relationship inside a basic-block.
121 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
122 (find_leader_in_sets): Adjust.
123 (create_component_ref_by_pieces): Take extra argument for
124 dominance check, handle lookup failures.
125 (find_or_generate_expression): Likewise.
126 (create_expression_by_pieces): Likewise.
127 (insert_into_preds_of_block): Adjust.
128 (create_value_expr_from): If asked for, verify all operands
129 are in the blocks AVAIL_OUT set.
130 (make_values_for_stmt): Check for SSA_NAMEs that are life
131 over an abnormal edge.
132 (compute_avail): Remove such check.
133 (do_SCCVN_insertion): New function.
134 (eliminate): If we do not find a leader suitable for replacement
135 insert a replacement expression from SCCVN if available.
136 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
137 (struct vn_ssa_aux): Add needs_insertion flag.
138 * tree-ssa-sccvn.c (may_insert): New global flag.
139 (copy_reference_ops_from_ref): Value-number union member access
140 based on its size, not type and member if insertion is allowed.
141 (visit_reference_op_load): For a weak match from union type
142 punning lookup a view-converted value and insert a SSA_NAME
143 for that value if that is not found.
144 (visit_use): Make dumps shorter. Do not disallow value numbering
145 SSA_NAMEs that are life over an abnormal edge to constants.
146 (free_scc_vn): Release inserted SSA_NAMEs.
147 (run_scc_vn): New flag to specify whether insertion is allowed.
148 Process SSA_NAMEs in forward order.
149 * tree-ssa-loop-im.c (for_each_index): Handle invariant
150 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
151 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
152 pointer type to/from integral types that do not change the
153 precision to regular conversions.
154
c9f96750 1552008-03-13 Uros Bizjak <ubizjak@gmail.com>
156
157 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
158 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
159 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
160 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5b2ddfe1 161 input arguments and the mode of return value. Built-in functions
162 that operate on whole 64-bit MMX register now use V1DI mode.
c9f96750 163
3992c686 1642008-03-13 Alon Dayan <alond@il.ibm.com>
165 Olga Golovanevsky <olga@il.ibm.com>
166
167 PR tree-optimization/35041
168 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
169 to locate the right position in a statement.
170
517b0286 1712008-03-13 Uros Bizjak <ubizjak@gmail.com>
172
173 PR target/34000
174 PR target/35553
175 * config/i386/xmmintrin.h: Change all static inline functions to
176 extern inline and add __gnu_inline__ attribute.
177 * config/i386/bmintrin.h: Ditto.
178 * config/i386/smmintrin.h: Ditto.
179 * config/i386/tmmintrin.h: Ditto.
180 * config/i386/mmintrin-common.h: Ditto.
181 * config/i386/ammintrin.h: Ditto.
182 * config/i386/emmintrin.h: Ditto.
183 * config/i386/pmmintrin.h: Ditto.
184 * config/i386/mmintrin.h: Ditto.
185 * config/i386/mm3dnow.h: Ditto.
186
a4890dc9 1872008-03-13 Jakub Jelinek <jakub@redhat.com>
188
189 PR middle-end/35185
190 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
191 (lower_omp_2): New function.
192 (lower_omp_1, lower_omp): Rewritten.
193
ebba2dc7 1942008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
195
196 PR 35054
197 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
198 with the phrase "Microsoft Windows compilers".
199 (Push/Pop Macro Pragmas): New subsection. Document
200 #pragma push_macro and pragma pop_macro.
201
1c4adc7a 2022008-03-12 Paul Brook <paul@codesourcery.com>
203
204 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
205
1d9e8561 2062008-03-12 Paul Brook <paul@codesourcery.com>
207
208 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
209 (thumb2_alusi3_short): Exclude PLUS and MINUS.
210 (thumb2_addsi_shortim): Rename ...
211 (thumb2_addsi_short): ... to this. Allow register operands.
212 (thumb2_subsi_short): New pattern.
213 (thumb2_one_cmplsi2_short,
214 thumb2_negsi2_short): New patterns and peepholes.
215
e077db18 2162008-03-12 Paul Brook <paul@codesourcery.com>
217
e077db18 218 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
219
96b39775 2202008-03-12 Uros Bizjak <ubizjak@gmail.com>
221
222 * config/i386/i386.md (int_cond): New code iterator.
223 (fp_cond): Ditto.
224 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
225 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
226 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
227 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
228 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
229 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
230 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
231 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
232
bb21ed29 2332008-03-12 Paul Brook <paul@codesourcery.com>
234
235 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
236 instead of {arm,thumb}_compute_save_reg_mask.
237 (output_return_instruction): Ditto.
238 (thumb_unexpanded_epilogue): Ditto.
239 (thumb1_expand_prologue): Ditto.
240 (thumb1_output_function_prologue): Ditto.
241 (arm_set_return_address): Ditto.
242 (thumb_set_return_address): Ditto.
243 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
244 regs to achieve stack alignment.
245 (thumb1_compute_save_reg_mask): Fix compiler warning.
246 (arm_output_epilogue): Use offsets->saved_regs_mask.
247 Adjust stack pointer by poping call clobered registers.
248 (arm_expand_prologue): Use offsets->saved_regs_mask.
249 Adjust stack pointer by pushing extra registers.
a4890dc9 250 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
bb21ed29 251
92b2f241 2522008-03-12 Paolo Bonzini <bonzini@gnu.org>
253
254 PR tree-opt/35422
255 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
256 conversion to the operands of a multiplication.
257
a2fd87ad 2582008-03-12 Richard Guenther <rguenther@suse.de>
259
260 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
261 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
262 * timevar.def (TV_TREE_PHIPROP): Add.
263 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
264 pass description. Use TV_TREE_PHIPROP.
265 * tree-ssa-forwprop.c: Remove phiprop code.
266
e8a588af 2672008-03-12 Jakub Jelinek <jakub@redhat.com>
268
269 PR middle-end/35549
270 * omp-low.c (maybe_lookup_decl): Constify first argument.
271 (use_pointer_for_field): Change last argument from bool to
272 omp_context *. Disallow shared copy-in/out in nested
273 parallel if decl is shared in outer parallel too.
274 (build_outer_var_ref, scan_sharing_clauses,
275 lower_rec_input_clauses, lower_copyprivate_clauses,
276 lower_send_clauses, lower_send_shared_vars): Adjust callers.
277
c6ba58f9 2782008-03-12 Victor Kaplansky <victork@il.ibm.com>
279 Ira Rosen <irar@il.ibm.com>
280
281 * tree-vectorizer.c (free_stmt_vec_info): New function.
282 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
283 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
284 * tree-vectorizer.h (free_stmt_vec_info): Declare.
285 * tree-vect-transform.c (vectorizable_conversion): Free
286 vec_oprnds0 if it was allocated.
287 (vect_permute_store_chain): Remove unused VECs.
288 (vectorizable_store): Free VECs that are allocated in the..
289 function.
290 (vect_transform_strided_load, vectorizable_load): Likewise.
291 (vect_remove_stores): Simplify the code.
292 (vect_transform_loop): Move code to vect_remove_stores().
293 Call vect_remove_stores() and free_stmt_vec_info().
294
feb01ed5 2952008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
296
297 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
298 TARGET_HPUX. Revise comment.
299 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
300 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
301 Use sr4 variant of `be' instruction when not generating PIC code.
302 (attr_length_call): Adjust for above change.
303
6219f064 3042008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
305
306 * ipa-reference.c (static_execute): Remove module_statics_const and
307 associated setting code.
308
47b5db9d 3092008-03-11 Uros Bizjak <ubizjak@gmail.com>
310
311 PR target/35540
312 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
313 constraint for operand 1.
314 (paritysi2_cmp): Use register_operand constraint for operand 2.
315 Use earlyclobber modifier for operand 1. Remove support for
316 memory operands.
317 (paritydi2_cmp): Use register_operand constraint for operand 3.
318 Use earlyclobber modifier for operand 1. Remove support for
319 memory operands.
320
6640ca58 3212008-03-11 Paul Brook <paul@codesourcery.com>
47b5db9d 322 Vladimir Prus <vladimir@codesourcery.com>
6640ca58 323
324 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
325 (arm_compute_save_reg0_reg12_mask): Always
326 check if register 11 must be saved. Always safe hard frame pointer
327 when frame_pointer_needeed.
328 (arm_compute_save_reg_mask): Save IP and PC
329 only with apcs frames.
330 (arm_output_epilogue): Adjust Thumb2 codepath to
331 be also invoked and work for ARM non-apcs frames.
332 (arm_expand_prologue): Don't bother saving IP
333 for non-apcs frame, since it's not clobbered by
334 prologue code. Implement non-apcs frame
335 layout.
336
8ae2fa3b 3372008-03-11 Paolo Bonzini <bonzini@gnu.org>
338
339 PR rtl-optimization/35281
340 * expr.c (convert_move): Use a new pseudo for the intermediate
341 from_mode->word_mode result.
342
c616456b 3432008-03-11 Paolo Bonzini <bonzini@gnu.org>
344
6640ca58 345 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
346 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
347 * toplev.c (compile_file): Don't call it.
c616456b 348
e06aee53 3492008-03-11 Uros Bizjak <ubizjak@gmail.com>
350
351 PR middle-end/35526
352 * expr.c (store_expr): Call emit_block_move if the mode
353 of "temp" RTX is BLKmode.
354
06240723 3552008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
e06aee53 356 Richard Guenther <rguenther@suse.de>
06240723 357
358 PR tree-optimization/31358
359 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
360 the step with a NULL_TREE.
361 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
362 to sizetype if type is a pointer type.
363 (add_candidate_1): Don't convert the base and step to
364 the generic type if the orginal type is a pointer type.
365 (add_iv_value_candidates): Use sizetype for the step
366 if type is a pointer type.
367 (cand_value_at): Likewise.
368 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
369 for pointer types.
370 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
371 Don't convert the tem affine to the type.
372 (add_elt_to_tree): Use sizetype for the step if a pointer.
373 Use POINTER_PLUS_EXPR for pointers.
374 (aff_combination_to_tree): Use sizetype for the step if a
375 pointer.
376
267858a7 3772008-03-10 Vladimir Makarov <vmakarov@redhat.com>
378
379 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
380 Remove commutativity hint.
381
b821e790 3822008-03-10 Jakub Jelinek <jakub@redhat.com>
383
50389d5d 384 PR c/35438
385 PR c/35439
386 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
387 errorneous type. Check that v is a VAR_DECL.
388
b821e790 389 PR middle-end/35099
390 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
391
ff949d47 3922008-03-10 H.J. Lu <hongjiu.lu@intel.com>
393
394 PR tree-optimization/35494
395 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
396 may be overriden at link and run time.
397
466e11c3 3982008-03-10 Richard Guenther <rguenther@suse.de>
399
400 PR tree-optimization/34677
401 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
402 (poolify_tree): Likewise.
403 (modify_expr_template): Likewise.
404 (poolify_modify_stmt): Likewise.
405 (insert_fake_stores): Handle all component-ref style stores
406 in addition to INDIRECT_REF. Also handle complex types.
407 Do not poolify the inserted load.
408 (realify_fake_stores): Do not rebuild the tree but only
409 make it a SSA_NAME copy.
410 (init_pre): Remove initialzation of modify_expr_template.
411 Do not allocate modify_expr_node_pool.
412 (fini_pre): Do not free modify_expr_node_pool.
413
2c2d2f40 4142008-03-10 Paul Brook <paul@codesourcery.com>
415
416 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
417 to avoid conflicts.
418
934a1e72 4192008-03-10 Paul Brook <paul@codesourcery.com>
e06aee53 420 Mark Shinwell <shinwell@codesourcery.com>
934a1e72 421
934a1e72 422 * config/arm/cortex-r4.md: New.
423 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
424 insn attributes.
425 * config/arm/arm.md: Include cortex-r4.md.
426 (insn): Add smmls, sdiv and udiv values.
427 (generic_sched): Don't use generic scheduling for Cortex-R4.
428 (arm_issue_rate): New function.
429 (TARGET_SCHED_ISSUE_RATE): Define.
430
767297d1 4312008-03-10 Sebastian Pop <sebastian.pop@amd.com>
432
433 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
434
10bf6100 4352008-03-10 Richard Guenther <rguenther@suse.de>
436
437 * tree-ssa-pre.c (get_sccvn_value): Simplify.
438 (compute_avail): Do not add stmt uses to AVAIL_OUT.
439
550a64af 4402008-03-10 Paolo Bonzini <bonzini@gnu.org>
441
442 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
443 Set default to true.
444
2c3b9819 4452008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
446
447 * c.opt (Wsynth): Deprecate.
448 * doc/invoke.texi (Option Summary, Warning Options): Document
449 -Wno-format-contains-nul.
450
e2cb4221 4512008-03-09 Uros Bizjak <ubizjak@gmail.com>
452
453 PR target/35496
2f6e3388 454 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
e2cb4221 455 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
456
5c93936e 4572008-03-09 Ira Rosen <irar@il.ibm.com>
458
459 * config/rs6000/rs6000.c (builtin_description): Rename vector
460 left shift operations.
461 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
462 (altivec_vsl<VI_char>): Rename to ...
463 (ashl<mode>3): ... new name.
464 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
465 gen_ashlv4si3.
466 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
467
a961cdc2 4682008-03-08 Richard Guenther <rguenther@suse.de>
469
470 * coverage.h (tree_coverage_counter_addr): Declare.
471 * coverage.c (tree_coverage_counter_addr): New function.
472 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
473 before using again.
474 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
475 (tree_gen_one_value_profiler): Likewise.
476 (tree_gen_ic_profiler): Likewise.
477 (tree_gen_average_profiler): Likewise.
478 (tree_gen_ior_profiler): Likewise.
479
51a23cfc 4802008-03-08 Richard Guenther <rguenther@suse.de>
481
482 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
483 (vn_binary_op_insert): Likewise.
484 (vn_unary_op_lookup): Likewise.
485 (vn_unary_op_insert): Likewise.
486 (vn_nary_op_lookup): Declare.
487 (vn_nary_op_insert): Likewise.
488 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
489 and binary hashes, use a single obstack for unary_op_pool
490 and binary_op_pool.
491 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
492 a single struct vn_nary_op_s. Store tree code length and
493 a variable number of operands.
494 (struct vn_reference_op_struct): Remove unused op2.
495 (vn_reference_op_eq): Do not compare op2.
496 (vn_reference_op_compute_hash): Do not compute hash of op2.
497 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
498 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
499 with vn_nary_op_compute_hash.
500 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
501 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
502 vn_nary_op_lookup.
503 (vn_unary_op_insert, vn_binary_op_insert): Replace with
504 vn_nary_op_insert.
505 (visit_unary_op): Call nary functions.
506 (visit_binary_op): Likewise.
507 (process_scc): Adjust for struct vn_tables_s changes.
508 (allocate_vn_table): Likewise.
509 (free_vn_table): Likewise.
510 * tree-vn.c (vn_add): Call nary functions.
511 (vn_lookup): Likewise.
512
ce096d07 5132008-03-08 Jakub Jelinek <jakub@redhat.com>
514
515 PR target/35498
516 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
517 wdst back after sync_compare_and_swapqhi_internal.
518
7916ca8a 5192008-03-08 Uros Bizjak <ubizjak@gmail.com>
520
521 PR target/22152
522 * config/i386/i386-modes.def (V1DI): New vector mode.
523 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
524 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
525 (MMXMODE248): Ditto.
526 (MMXMODE): Add V1DI mode.
527 (mmxvecsize): Change DI mode to V1DI mode.
528 ("mov<mode>): Use MMXMODEI8 mode iterator.
529 ("*mov<mode>_internal_rex64"): Ditto.
530 ("*mov<mode>_internal"): Ditto.
531 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
532 ("mmx_sub<mode>3"): Ditto.
533 ("mmx_adddi3"): Remove insn pattern.
534 ("mmx_subdi3"): Ditto.
535 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
536 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
537 ("mmx_ashl<mode>3"): Ditto.
538 ("mmx_lshrdi3"): Remove insn pattern.
539 ("mmx_ashldi3"): Ditto.
540 * config/i386/i386.c (classify_argument): Handle V1DImode.
541 (function_arg_advance_32): Ditto.
542 (function_arg_32): Ditto.
543 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
544 mmx_addv1di3 insn pattern.
545 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
546 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
547 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
548 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
549 Remove definitions of built-in functions.
550 (V1DI_type_node): New node.
551 (v1di_ftype_v1di_int): Ditto.
552 (v1di_ftype_v1di_v1di): Ditto.
553 (v2si_ftype_v2si_si): Ditto.
554 (v4hi_ftype_v4hi_di): Remove node.
555 (v2si_ftype_v2si_di): Ditto.
556 (ix86_init_mmx_sse_builtins): Handle V1DImode.
557 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
558 Redefine builtins using def_builtin_const with *_ftype_*_int node.
559 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
560 Add new builtins using def_builtin_const.
561 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
562 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
563 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
564 * config/i386/mmintrin.h (__v1di): New typedef.
565 (_mm_add_si64): Cast arguments to __v1di type.
566 (_mm_sub_si64): Ditto.
567 (_mm_sll_pi16): Cast __count to __v4hi type.
568 (_mm_sll_pi32): Cast __count to __v2si type.
569 (_mm_sll_si64): Cast arguments to __v1di type.
570 (_mm_srl_pi16): Cast __count to __v4hi type.
571 (_mm_srl_pi32): Cast __count to __v2si type.
572 (_mm_srl_si64): Cast arguments to __v1di type.
573 (_mm_sra_pi16): Cast __count to __v4hi type.
574 (_mm_sra_pi32): Cast __count to __v2si type.
575 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
576 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
577 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
578 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
579 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
580 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
581 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
582 (_mm_srai_pi32): Use __builtin_ia32_psradi.
583 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
584 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
585 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
586 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
587
4d170403 5882008-03-07 Joseph Myers <joseph@codesourcery.com>
589
590 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
591
55100279 5922008-03-07 Peter Bergner <bergner@vnet.ibm.com>
593
594 PR target/35373
595 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
596 reg+const addressing for Altivec modes. Don't generate reg+reg
597 addressing for TFmode or TDmode quantities.
598
29f51994 5992008-03-07 Paolo Bonzini <bonzini@gnu.org>
600
601 * c-common.c (vector_types_convertible_p): Call langhook
602 instead of comptypes.
603
6e6e51e5 6042008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
605
606 PR tree-opt/35402
607 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
608 integral and scalar float variables which have a
609 NULL DECL_INITIAL.
610
bf2e2aa9 6112008-03-06 Nathan Froyd <froydnj@codesourcery.com>
612
613 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
614 dwarf_register_span hook when emitting unwind information for
615 register-to-memory saves.
616 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
617 (rs6000_frame_related): Remove call to spe_synthesize_frame.
618
83c5f690 6192008-03-06 Jakub Jelinek <jakub@redhat.com>
620
621 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
622 for the same VAR_DECL.
623
167057eb 6242008-03-06 Tom Tromey <tromey@redhat.com>
625
626 * treelang: Delete.
627 * doc/standards.texi (Standards): Don't mention treelang.
628 * doc/invoke.texi (Overall Options): Don't mention treelang.
629 * doc/install.texi (Prerequisites): Don't mention bison or
630 treelang.
631 (Configuration): Don't mention treelang.
632 (Building): Likewise.
633 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
634
8178351b 6352008-03-06 Paolo Bonzini <bonzini@gnu.org>
636
637 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
638 word-extractions out of a multi-word object.
639
70337474 6402008-03-06 Richard Guenther <rguenther@suse.de>
641
642 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
643 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
644 result type and precision.
645 * expr.c (get_inner_reference): Set unsignedp based on the result
646 type of BIT_FIELD_REF.
647 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
648 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
649 (try_instantiate_multiple_fields): Likewise. Use the correct type
650 for BIT_FIELD_REF.
651 (sra_build_assignment): Likewise.
652 (sra_build_elt_assignment): Likewise.
653 (sra_explode_bitfield_assignment): Likewise.
654 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
655 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
656 set BIT_FIELD_REF_UNSIGNED.
657 (vectorizable_load): Likewise.
658
b357aba8 6592008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
660
661 * cse.c (cse_extended_basic_block): Invalidate artificial defs
662 at bb start.
663
1e020227 6642008-03-06 Richard Guenther <rguenther@suse.de>
665
666 * alias.c (struct alias_set_entry): Move has_zero_child field
667 to pack with alias_set.
668
4a8f8ebf 6692008-03-05 H.J. Lu <hongjiu.lu@intel.com>
670
671 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
672 32bit host.
673
f701cb4d 6742008-03-05 Ian Lance Taylor <iant@google.com>
675
676 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
677
30de5b55 6782008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
679
680 * fwprop.c (update_df): Support width and offset parameters of
681 df_ref_create.
682 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
683 global_conflicts): Change DF_REF_EXTRACT to either
684 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
685 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
686 * df-scan.c (df_ref_record, df_defs_record,
687 df_ref_create_structure, df_def_record_1, df_uses_record,
688 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
689 df_bb_refs_collect, df_entry_block_defs_collect,
690 df_exit_block_uses_collect): Support new width and offset fields.
691 (ref_extract_pool): New storage pool.
692 (df_free_ref): New function.
693 (df_reg_chain_unlink, df_free_collection_rec,
694 df_sort_and_compress_refs): Call df_free_ref.
695 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
696 of df_ref_extract.
697 (df_ref_create_structure): Allocate df_ref_extract if offset and
698 width fields are used.
699 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
700 (df_uses_record): Get offset and width from ZERO_EXTRACT
701 and SIGN_EXTRACT.
702 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
703 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
704 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
705 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
706 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
707 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
708 (df_ref_extract): New structure.
709 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
710 (df_ref_create): Add width and offset parameters.
711
a306ee43 7122008-03-05 Richard Guenther <rguenther@suse.de>
713
714 * tree-ssa-structalias.c (get_constraint_for_component_ref):
715 Use ranges_overlap_p.
716 (offset_overlaps_with_access): Rename
717 to ranges_overlap_p and move ...
718 * tree-flow-inline.h (ranges_overlap_p): ... here.
719
720 * tree.h (get_inner_reference, handled_component_p): Update
721 comments.
722
723 * tree.h (record_component_aliases, get_alias_set,
724 alias_sets_conflict_p, alias_sets_must_conflict_p,
725 objects_must_conflict_p): Move declarations ...
726 * alias.h (record_component_aliases, get_alias_set,
727 alias_sets_conflict_p, alias_sets_must_conflict_p,
728 objects_must_conflict_p): ... here.
729 Include coretypes.h.
730 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
731
d03ba86f 7322008-03-05 Aldy Hernandez <aldyh@redhat.com>
733
734 * cfg.c: Include tree-flow.h.
735 (remove_edge_raw): Call redirect_edge_var_map_clear.
736 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
737 * tree-flow-inline.h (redirect_edge_var_map_def): New.
738 (redirect_edge_var_map_result): New.
739 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
740 PENDING_STMT use with redirect_edge_var_map_*.
741 * tree-ssa.c (edge_var_maps): New definition.
742 (redirect_edge_var_map_add): New.
743 (redirect_edge_var_map_clear): New.
744 (redirect_edge_var_map_dup): New.
745 (redirect_edge_var_map_vector): New.
746 (redirect_edge_var_map_destroy): New.
747 (ssa_redirect_edge): Replace PENDING_STMT use with
748 redirect_edge_var_map_*.
749 (flush_pending_stmts): Same.
750 (delete_tree_ssa): Destroy edge var map.
751 * tree-flow.h (struct _edge_var_map): New.
752 Define edge_var_map vector type.
753 Declare redirect_edge_var_map_* prototypes.
754 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
755 * tree-cfg.c (reinstall_phi_args): Replace
756 PENDING_STMT use with redirect_edge_var_map_*.
757
7cf3d282 7582008-03-05 Richard Guenther <rguenther@suse.de>
759
760 PR tree-optimization/35472
761 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
762 whose single use_stmt has a overlapping set of loaded and
763 stored symbols as that use_stmt might be a noop assignment then.
764
2349cd3e 7652008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
766
767 * gthr-rtems.h: Implement __gthread_mutex_destroy.
768
70d2daf7 7692008-03-05 Richard Guenther <rguenther@suse.de>
770
771 PR c++/35336
772 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
773 should be constants.
774 * tree-cfg.c (verify_expr): Verify it.
775 * fold-const.c (fold_truthop): Remove code generating
776 BIT_FIELD_REFs of structure bases.
777 (fold_binary): Likewise.
778 (fold_ternary): Position and size of BIT_FIELD_REFs are
779 always host integers.
780 (make_bit_field_ref): Remove.
781 (optimize_bit_field_compare): Remove.
782 (all_ones_mask_p): Remove.
783
a08778a2 7842008-03-05 Gabor Loki <loki@gcc.gnu.org>
785
786 PR gcc/33009
787 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
788 (split_block_and_df_analyze): New. Split basic block and rebuild
789 dataflow.
790 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
791 SPLIT_BLOCK.
792 (split_pattern_seq): Likewise.
793 (erase_matching_seqs): Likewise.
794 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
795
ad7c187a 7962008-03-04 Geoff Keating <geoffk@apple.com>
797
798 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
799 declaration and code.
800 (tree_invalid_nonnegative_warnv_p): Likewise.
801
57c56476 8022008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
803
804 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
805 examples. Truncate option-names then causing overfull hbox.
806
d4f869a6 8072008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
808
809 PR target/35222
810 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
811 on hpux10.
812 * configure: Rebuilt.
813
ea1a85df 8142008-03-04 Rafael Espindola <espindola@google.com>
815
816 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
817 (tree_unary_nonnegative_warnv_p): New.
818 (tree_binary_nonnegative_warnv_p): New.
819 (tree_single_nonnegative_warnv_p): New.
820 (tree_invalid_nonnegative_warnv_p): New.
821 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
822
88d4fcc4 8232008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
824
825 PR 28322
826 * opts.c (handle_option): Postpone 'unknown option' errors only for
827 warning options.
828
f98d7ce9 8292008-03-04 H.J. Lu <hongjiu.lu@intel.com>
830
831 PR target/35453
832 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
833 (_SIDD_XXX): This.
834
937bceaf 8352008-03-04 Rafael Espindola <espindola@google.com>
836
837 * fold-const.c (tree_unary_nonzero_warnv_p): New.
838 (tree_binary_nonzero_warnv_p): New.
839 (tree_single_nonzero_warnv_p): New.
840 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
841
01e93ec4 8422008-03-04 Uros Bizjak <ubizjak@gmail.com>
843
844 PR middle-end/35456
845 * fold-const.c (fold_cond_expr_with_comparison): Prevent
846 transformations for modes that have signed zeros.
847 * ifcvt.c (noce_try_abs): Ditto.
848
cfb92464 8492008-03-04 Joseph Myers <joseph@codesourcery.com>
850
851 * config/i386/i386.c (override_options): Force
852 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
853
fb1b7d77 8542008-03-04 Jan Hubicka <jh@suse.cz>
855
856 PR c++/35262
857 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
858 in last commit.
859
9b980db1 8602008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
861
862 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
863 label to probe the stack.
864
abefb712 8652008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
866
867 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
868 (__gthr_win32_mutex_destroy): Declare.
869 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
870 __gthr_win32_mutex_destroy.
871 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
872
99e909be 8732008-03-03 Jan Hubicka <jh@suse.cz>
874
875 PR c++/35262
876 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
877 aggressive on inlining cold calls.
878
802d9f2f 8792008-03-03 Richard Guenther <rguenther@suse.de>
880
881 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
882 struct copies into the expression table.
883 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
884 (try_to_simplify): Likewise.
885 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
886 integral and pointer arguments which do not change the
887 precision to NOP_EXPRs.
888 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
889 VIEW_CONVERT_EXPR case.
890
663608f5 8912008-03-02 Sebastian Pop <sebastian.pop@amd.com>
892
893 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
894 defined in a loop at depth 0 is invariant.
895 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
896 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
897 be called at loop depth 0.
898
e46a4556 8992008-03-02 Jakub Jelinek <jakub@redhat.com>
900
901 PR driver/35420
902 * gcc.c (process_command): Update copyright notice dates.
903 * gcov.c (print_version): Likewise.
904 * gcov-dump.c (print_version): Likewise.
905 * mips-tfile.c (main): Likewise.
906 * mips-tdump.c (main): Likewise.
907
07317e69 9082008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
909
910 PR 24924
911 * c-common.c (flag_permissive): Delete.
912 (constant_expression_warnings): Check flags first.
913 (constant_expression_error): New.
914 * c-common.h (flag_permissive): Delete.
915 (constant_expression_error): Declare.
916 * flags.h (flag_permissive): Declare. Update description.
917 * diagnostic.c (pedwarn): Update.
918 (permerror): New.
919 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
920 (permissive_error_kind): New.
921 * toplev.c (flag_permissive): Define. Update description.
922 * toplev.h (permissive_error_kind): Declare.
923 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
924 (pedwarn_c90): Use pedantic_warning_kind.
925 * c-opts.c (c_common_post_options): flag_permissive does not affect
926 flag_pedantic_errors.
927
462a0c31 9282008-03-02 Joseph Myers <joseph@codesourcery.com>
929
930 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
931 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
932 __absvsi2, __absvDI2): Use unsigned arithmetic.
933
64cf91f5 9342008-03-02 Andi Kleen <ak@suse.de>
e06aee53 935 Richard Guenther <rguenther@suse.de>
64cf91f5 936
937 * struct-equiv.c: Remove file.
938 * cfg_cleanup.c (condjump_equiv_p): Remove.
939 * Makefile.in (OBJS-common): Remove struct-equiv.o.
940 (struct-equiv.o): Remove rule.
941 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
942 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
943 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
944
ba0b5cfc 9452008-03-01 Alexandre Oliva <aoliva@redhat.com>
946
947 * ifcvt.c (noce_process_if_block): Try to handle only the then
948 block if the else block exists but isn't suitable.
949
71239661 9502008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
951
952 PR gcc/35063
953 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
954 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
955 regression from previous patch.
956
1cd3a344 9572008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
958
959 PR gcc/35063
960 * gthr.h: Add __gthread_mutex_destroy as a function that must be
961 implemented.
962 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
963 * gthr-single.h (__gthread_mutex_destroy): Likewise.
964 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
965 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
966 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
967 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
968 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
969 (__gthread_mutex_destroy_function): Rename to
970 __gthread_mutex_destroy.
971 * gthr-dce.h (__gthread_mutex_destroy): Call
972 pthread_mutex_destroy.
973 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
974 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
975 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
976
a2bdd643 9772008-03-01 Alexandre Oliva <aoliva@redhat.com>
978
979 * df-scan.c (df_ref_chain_change_bb): Simplify.
980 (df_insn_change_bb): Add new_bb argument. Simplify. Call
981 set_block_for_insn if there's any change.
982 * df.h ((df_insn_change_bb): Fix prototype.
983 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
984 df_insn_change_bb, don't call set_block_for_insn.
985 * emit-rtl.c (reorder_insns): Likewise.
986 * haifa-sched.c (move_insn): Likewise.
987
c8707f08 9882008-03-01 Alexandre Oliva <aoliva@redhat.com>
989
990 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
991
200ad982 9922008-03-01 Alexandre Oliva <aoliva@redhat.com>
993
994 * tree-flow-inline.h (next_readonly_imm_use): Return
995 NULL_USE_OPERAND_P after the end.
996
0045e505 9972008-03-01 Richard Guenther <rguenther@suse.de>
998
999 PR tree-optimization/35411
1000 * tree-sra.c (sra_build_assignment): Split conversion to
1001 final type to a separate statement if we are not assigning
1002 to a register.
1003
4a2f7014 10042008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1005
1006 * fold-const.c (fold_convertible_p): Correct the logic to follow
1007 that in fold_convert().
1008
e8e0078c 10092008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1010
1011 PR c++/35315
1012 * tree-inline.c (build_duplicate_type): When we make a
1013 duplicate type, make it unique in the canonical types system.
1014
26cb3d1c 10152008-02-29 Tom Tromey <tromey@redhat.com>
1016
1017 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1018 input_file_stack_history, input_file_stack_restored): Remove.
1019 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1020 * input.h (struct file_stack): Remove.
1021 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1022 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1023 Likewise.
1024 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1025 type.
1026 (diagnostic_last_module_changed): Add 'map' argument.
1027 (diagnostic_set_last_function): Likewise.
1028 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1029 line map, not input_file_stack.
1030 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1031
a09d6770 10322008-02-29 Paul Brook <paul@codesourcery.com>
1033
1034 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1035
a7aa526d 10362008-02-29 Paul Brook <paul@codesourcery.com>
1037
1038 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1039
d4cdfd27 10402008-02-29 Richard Guenther <rguenther@suse.de>
1041
1042 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1043 vn_lookup_or_add.
1044 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1045 value for comparing for a store match.
1046 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1047 (try_to_simplify): Do not do a full-blown reference lookup.
1048
607ac910 10492008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1050
1051 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1052 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1053
1054 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1055
2fcf1fbb 10562008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1057
1058 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1059 strides against cache sizes.
1060
583c0935 10612008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1062
1063 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1064 constant to fpul.
1065
ad76ccf5 10662008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1067
1068 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1069 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1070 is smaller than the original promoted value.
1071 (simplify_subreg): If OP is a SUBREG, try to preserve its
1072 SUBREG_PROMOTED_VAR_P information.
1073
b9584939 10742008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1075
1076 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1077 (VN_INFO_GET): Allocate new objects on the obstack.
1078 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1079 for rpo_numbers_temp, for consistency.
1080 (free_scc_vn): Free the obstack.
1081
801c5610 10822008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1083
1084 * doc/invoke.texi: Document -ftree-loop-distribution.
1085 * tree-loop-distribution.c: New.
1086 * tree-pass.h (pass_loop_distribution): New.
1087 * graphds.h (struct graph): Add htab_t indices.
1088 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1089 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1090 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1091 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1092 * tree-data-ref.c (debug_data_dependence_relations): New.
1093 (dump_data_dependence_relation): Also print data references.
1094 (free_data_ref): Extern.
1095 (same_access_functions): Moved...
1096 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1097 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1098 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1099 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1100 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1101 (stmts_from_loop): Skip LABEL_EXPR.
01e93ec4 1102 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1103 New.
801c5610 1104 (build_rdg): Initialize rdg->indices htab.
1105 (free_rdg, stores_from_loop, ref_base_address,
1106 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1107 have_similar_memory_accesses_1, ref_base_address_1,
1108 remove_similar_memory_refs): New.
1109 * tree-data-ref.h: Depend on tree-chrec.h.
1110 (debug_data_dependence_relations, free_data_ref): Declared.
1111 (same_access_functions): ... here.
01e93ec4 1112 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1113 New.
801c5610 1114 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1115 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1116 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1117 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1118 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1119 rdg_vertex_for_stmt): Declared.
1120 (struct rdg_edge): Add level.
1121 (RDGE_LEVEL): New.
1122 (free_rdg, stores_from_loop, remove_similar_memory_refs,
01e93ec4 1123 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1124 Declared.
801c5610 1125 (rdg_has_similar_memory_accesses): New.
1126 * tree-vect-analyze.c: Remove unused static decls.
1127 * lambda.h (dependence_level): New.
1128 * common.opt (ftree-loop-distribution): New.
1129 * tree-flow.h (mark_virtual_ops_in_bb,
1130 slpeel_tree_duplicate_loop_to_edge_cfg,
1131 rename_variables_in_loop): Declared.
1132 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1133 (OBJS-common): Add tree-loop-distribution.o.
1134 (tree-loop-distribution.o): New rule.
1135 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1136 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1137 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1138
9c467f13 11392008-02-28 Joseph Myers <joseph@codesourcery.com>
1140
1141 PR target/33963
1142 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1143 other than structures and unions.
1144
c0ff55b3 11452008-02-28 Richard Guenther <rguenther@suse.de>
1146
1147 Revert:
1148 2008-02-26 Richard Guenther <rguenther@suse.de>
1149
1150 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1151 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1152 (lookup_decl_from_uid): Declare.
1153 (remove_decl_from_map): Likewise.
1154 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1155 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1156 (decl_for_uid_map): New global hashtable mapping DECL_UID
1157 to the decl tree.
1158 (init_ttree): Allocate it.
1159 (insert_decl_to_uid_decl_map): New helper function.
1160 (make_node_stat): Insert new decls into the map.
1161 (copy_node_stat): Likewise.
1162 (lookup_decl_from_uid): New function.
1163 (remove_decl_from_map): Likewise.
1164 (print_decl_for_uid_map_statistics): New helper.
1165 (dump_tree_statistics): Call it.
1166
1167 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1168 (referenced_var_iterator): Adjust.
1169 (FOR_EACH_REFERENCED_VAR): Adjust.
1170 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1171 (num_referenced_vars): Adjust.
1172 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1173 (first_referenced_var): Remove.
1174 (end_referenced_vars_p): Likewise.
1175 (next_referenced_var): Likewise.
1176 (referenced_var_iterator_set): New helper function.
1177 * tree-dfa.c (referenced_var_lookup): Adjust.
1178 (referenced_var_check_and_insert): Likewise.
1179 (remove_referenced_var): Likewise.
1180 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1181 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1182 (verify_call_clobbering): Likewise.
1183 (verify_memory_partitions): Likewise.
1184 (init_tree_ssa): Allocate bitmap instead of hashtable for
1185 referenced_vars.
1186 (delete_tree_ssa): Adjust.
1187 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1188 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1189 (compute_tag_properties): Likewise.
1190 (set_initial_properties): Likewise.
1191 (find_partition_for): Likewise.
1192 (update_reference_counts): Likewise.
1193 (dump_may_aliases_for): Likewise.
1194 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1195 (add_call_clobber_ops): Likewise.
1196 (add_call_read_ops): Likewise.
1197 (get_asm_expr_operands): Likewise.
1198 * tree-into-ssa.c (dump_decl_set): Likewise.
1199 (update_ssa): Likewise.
1200 * tree-sra.c (scan_function): Likewise.
1201 (decide_instantiations): Likewise.
1202 (scalarize_parms): Likewise.
1203 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1204 (dsa_named_for): Likewise.
1205 * tree-ssa-structalias.c (update_alias_info): Likewise.
1206 (merge_smts_into): Likewise.
1207
16b35285 12082008-02-27 David Daney <ddaney@avtrex.com>
1209
1210 PR target/34409
1211 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1212 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1213 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1214 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1215 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1216
d243d9c9 12172008-02-27 Uros Bizjak <ubizjak@gmail.com>
1218
1219 PR target/25477
1220 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1221 (BUILT_IN_NEXTTOWARD): Remove.
1222 (BUILT_IN_NEXTTOWARDF): Ditto.
1223 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1224 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1225
de9ebaea 12262008-02-27 Tom Tromey <tromey@redhat.com>
1227
1228 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1229 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1230
5f398d1f 12312008-02-27 Jan Beulich <jbeulich@novell.com>
1232
1233 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1234 update the respective field on newdecl.
1235
9cc5df33 12362008-02-27 Revital Eres <eres@il.ibm.com>
1237
1238 PR rtl-optimization/34999
1239 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1240 crossing edges that ends with a call insn.
1241 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1242 call insn and clear the EDGE_CROSSING flag of the crossing edge
1243 when fixing fallthru edges.
1244
c2f5179d 12452008-02-27 Richard Guenther <rguenther@suse.de>
1246
c0ff55b3 1247 PR middle-end/35390
c2f5179d 1248 * fold-const.c (fold_unary): Return the correct argument,
1249 converted to the result type.
1250
6295ca72 12512008-02-27 Richard Guenther <rguenther@suse.de>
1252
1253 PR middle-end/34971
1254 * expr.c (expand_expr_real_1): Assert on rotates that operate
1255 on partial modes.
1256 * fold-const.c (fold_binary): Use the types precision, not the
1257 bitsize of the mode if folding rotate expressions. Build rotates
1258 only for full modes.
1259
146a4308 12602008-02-27 Jakub Jelinek <jakub@redhat.com>
1261
1262 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1263 and CPP_PRAGMA_EOL.
1264 * c-pragma.c (pragma_ns_name): New typedef.
1265 (registered_pp_pragmas): New variable.
1266 (c_pp_lookup_pragma): New function.
1267 (c_register_pragma_1): If flag_preprocess_only, do nothing
1268 for non-expanded pragmas, for expanded ones push pragma's
1269 namespace and name into registered_pp_pragmas vector.
1270 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1271 flag_preprocess_only, don't register GCC pch_preprocess
1272 pragma if flag_preprocess_only.
1273 * c-opts.c (c_common_init): Call init_pragma even if
1274 flag_preprocess_only.
1275 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1276 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1277 cpp_register_pragma if flag_preprocess_only.
1278
784c0df4 12792008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1280
1281 PR c/28800
1282 * c-parser.c (c_parser_translation_unit): Warn for empty
1283 translation unit, not empty source file.
1284
aaa37ad6 12852008-02-26 Paul Brook <paul@codesourcery.com>
1286
1287 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1288 operand for Thumb-2.
1289 * config/arm/arm.h (reg_class): Add CORE_REGS.
1290 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1291 (BASE_REG_CLASS): Use CORE_REGS.
1292 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1293 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1294 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1295 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1296 ARM_REGNO_OK_FOR_INDEX_P.
1297 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1298 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1299 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1300 (ldm/stm peepholes): Ditto.
1301 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1302 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1303 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1304 * config/arm/constraints.md: Enable "k" constraint on ARM.
1305
7effebe0 13062008-02-27 Ben Elliston <bje@au.ibm.com>
1307
1308 * config/rs6000/rs6000.c: Annotate cache line size field in all
1309 instances of struct processor_costs.
1310
4ff06051 13112008-02-26 David Edelsohn <edelsohn@gnu.org>
1312
1313 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1314 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1315 jump_bypass): New counters.
1316 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1317 * dce.c (gate_ud_dce): Same.
1318 (gate_fast_dce): Same.
1319 * dse.c (gate_dse1): New function.
1320 (gate_dse2): New function.
1321 (gate_dse): Merge results of new gate functions.
1322 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1323 (gate_handle_jump_bypass): Add dbg_cnt.
1324 (gate_handle_gcse): Add dbg_cnt.
1325 * ifcvt.c (gate_handle_if_conversion): Same.
1326 (gate_handle_if_after_combine): Same.
1327 (gate_handle_if_after_reload): Same.
1328 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1329
0fc88469 13302008-02-26 Edmar Wienskoski <edmar@freescale.com>
1331
1332 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1333 line sizes.
1334 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1335
3ef0a05e 13362008-02-26 Jason Merrill <jason@redhat.com>
1337
1338 PR c++/35315
1339 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1340 alone if it's the naming decl for the type's main variant.
1341
9c85a98a 13422008-02-26 Tom Tromey <tromey@redhat.com>
1343
1344 * system.h (USE_MAPPED_LOCATION): Poison.
1345 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1346 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1347 (make_goto_expr_edges): Likewise.
1348 (remove_bb): Likewise.
1349 (execute_warn_function_return): Likewise.
1350 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1351 location_t.
1352 * c-common.c (fname_decl): Remove old location code.
1353 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1354 location code.
1355 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1356 variant.
1357 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1358 (gen_rtx_ASM_INPUT): Likewise.
1359 (gen_rtx_ASM_INPUT_loc): Likewise.
1360 (get_rtx_asm_OPERANDS): Remove.
1361 * cfglayout.c (insn_locators_alloc): Remove old location code.
1362 (set_curr_insn_source_location): Likewise.
1363 (curr_insn_locator): Likewise.
1364 * print-tree.c (print_node): Remove old location code.
1365 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1366 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1367 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1368 location_from_locus.
1369 (construct_exit_block): Remove old location code.
1370 * emit-rtl.c (force_next_line_note): Remove old location code.
1371 * profile.c (branch_prob): Remove old location code.
1372 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1373 LOC_LINE): Remove old-location variants.
1374 * langhooks.c (lhd_print_error_function): Remove old location
1375 code.
1376 * configure, config.in: Rebuilt.
1377 * configure.ac (--enable-mapped-location): Remove.
1378 * c-decl.c (c_init_decl_processing): Remove old location code.
1379 (finish_function): Likewise.
1380 * recog.c (decode_asm_operands): Remove old location code.
1381 * c-pch.c (c_common_read_pch): Remove old location code.
1382 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1383 variants.
1384 * gimple-low.c (lower_function_body): Remove old location code.
1385 * toplev.c (unknown_location): Remove.
1386 (push_srcloc): Remove old-location variant.
1387 (process_options): Remove old location code.
1388 (lang_dependent_init): Likewise.
1389 * input.h (UNKNOWN_LOCATION): Move definition.
1390 (location_t): Undeprecate.
1391 (source_locus): Remove.
1392 (location_from_locus): Remove.
1393 (struct location_s): Remove.
1394 Remove all old-location code.
1395 (input_line, input_filename): Remove.
1396 * final.c (final_scan_insn): Remove old location code.
1397 * diagnostic.c (diagnostic_build_prefix): Remove
1398 USE_MAPPED_LOCATION test.
1399 * tree.h (gimple_stmt) <locus>: Now a location_t.
1400 (tree_exp) <locus>: Likewise.
1401 (DECL_IS_BUILTIN): Remove old-location variant.
1402 (annotate_with_file_line, annotate_with_locus): Likewise.
1403 (expr_locus, set_expr_locus): Update.
1404 * tree.c (build1_stat): Remove old location code.
1405 (last_annotated_node): Remove.
1406 (annotate_with_file_line): Remove old-location variant.
1407 (annotate_with_locus): Likewise.
1408 (expr_location): Remove old location code.
1409 (set_expr_location): Likewise.
1410 (expr_has_location): Likewise.
1411 (expr_locus): Likewise.
1412 (set_expr_locus): Likewise.
1413 (expr_filename): Don't use location_from_locus.
1414 (expr_lineno): Likewise.
1415 * rtl-error.c (location_for_asm): Remove old location code.
1416 * c-lex.c (cb_line_change): Remove old location code.
1417 (fe_file_change): Likewise.
1418 (cb_def_pragma): Likewise.
1419 (c_lex_with_flags): Likewise.
1420 * gengtype.c (do_typedef): Don't special-case location types.
1421 (define_location_structures): Remove.
1422 (main): Don't call define_location_structures.
1423 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1424 code.
1425
c0394294 14262008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1427
1428 PR 26264
1429 * builtins.def (BUILT_IN_STDARG_START): Remove.
1430 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1431 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1432 * tree-inline.c (inline_forbidden_p_1): Likewise.
1433
20308404 14342008-02-26 Richard Guenther <rguenther@suse.de>
1435
1436 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1437 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1438 (lookup_decl_from_uid): Declare.
1439 (remove_decl_from_map): Likewise.
1440 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1441 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1442 (decl_for_uid_map): New global hashtable mapping DECL_UID
1443 to the decl tree.
1444 (init_ttree): Allocate it.
1445 (insert_decl_to_uid_decl_map): New helper function.
1446 (make_node_stat): Insert new decls into the map.
1447 (copy_node_stat): Likewise.
1448 (lookup_decl_from_uid): New function.
1449 (remove_decl_from_map): Likewise.
1450 (print_decl_for_uid_map_statistics): New helper.
1451 (dump_tree_statistics): Call it.
1452
1453 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1454 (referenced_var_iterator): Adjust.
1455 (FOR_EACH_REFERENCED_VAR): Adjust.
1456 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1457 (num_referenced_vars): Adjust.
1458 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1459 (first_referenced_var): Remove.
1460 (end_referenced_vars_p): Likewise.
1461 (next_referenced_var): Likewise.
1462 (referenced_var_iterator_set): New helper function.
1463 * tree-dfa.c (referenced_var_lookup): Adjust.
1464 (referenced_var_check_and_insert): Likewise.
1465 (remove_referenced_var): Likewise.
1466 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1467 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1468 (verify_call_clobbering): Likewise.
1469 (verify_memory_partitions): Likewise.
1470 (init_tree_ssa): Allocate bitmap instead of hashtable for
1471 referenced_vars.
1472 (delete_tree_ssa): Adjust.
1473 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1474 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1475 (compute_tag_properties): Likewise.
1476 (set_initial_properties): Likewise.
1477 (find_partition_for): Likewise.
1478 (update_reference_counts): Likewise.
1479 (dump_may_aliases_for): Likewise.
1480 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1481 (add_call_clobber_ops): Likewise.
1482 (add_call_read_ops): Likewise.
1483 (get_asm_expr_operands): Likewise.
1484 * tree-into-ssa.c (dump_decl_set): Likewise.
1485 (update_ssa): Likewise.
1486 * tree-sra.c (scan_function): Likewise.
1487 (decide_instantiations): Likewise.
1488 (scalarize_parms): Likewise.
1489 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1490 (dsa_named_for): Likewise.
1491 * tree-ssa-structalias.c (update_alias_info): Likewise.
1492 (merge_smts_into): Likewise.
1493
75130fc7 14942008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1495
1496 PR 34351
1497 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1498 * c-opts.c (c_common_handle_option): Wall enables
1499 Wvolatile-register-var.
1500 * common.opt: Move Wvolatile-register-var to...
1501 * c.opt: ...here.
1502
17c66687 15032008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1504
1505 * common.opt (Wlarger-than=): New.
1506 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1507 -Wlarger-than=.
1508 * opts.c (common_handle_option): Handle -Wlarger-than=.
1509 * optc-gen.awk: Likewise.
1510 * opth-gen.awk: Likewise.
1511 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1512 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1513
6cbbbc89 15142008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1515
1516 * c-common.c (match_case_to_enum_1): Add appropriate
1517 OPT_W* parameter to warning.
1518 (c_do_switch_warnings): Likewise.
1519 * c-typeck.c (warning_init): Add one more parameter following
1520 'warning' function.
1521 (push_init_level): Update call to warning_init.
1522 (pop_init_level): Likewise.
1523 (add_pending_init): Likewise.
1524 (output_init_element: Likewise.
1525
ddb48b82 15262008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1527
1528 PR 28322
1529 * toplev.c (toplev_main): If there are warnings or error, print
1530 errors for ignored options.
1531 * opts.c (ignored_options): New static variable.
1532 (postpone_unknown_option_error): New.
1533 (print_ignored_options): New.
1534 (handle_option): Postpone errors for unknown -Wno-* options.
1535 * opts.h (print_ignored_options): Declare.
1536
7ecd9299 15372008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1538
1539 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1540 to "ghost".
1541
3a0e28bd 15422008-02-25 Richard Guenther <rguenther@suse.de>
1543
1544 Revert:
1545 2008-02-25 Richard Guenther <rguenther@suse.de>
1546
1547 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1548 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1549 (lookup_decl_from_uid): Declare.
1550 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1551 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1552 (decl_for_uid_map): New global hashtable mapping DECL_UID
1553 to the decl tree.
1554 (init_ttree): Allocate it.
1555 (insert_decl_to_uid_decl_map): New helper function.
1556 (make_node_stat): Insert new decls into the map.
1557 (copy_node_stat): Likewise.
1558 (lookup_decl_from_uid): New function.
1559 (print_decl_for_uid_map_statistics): New helper.
1560 (dump_tree_statistics): Call it.
1561
1562 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1563 (referenced_var_iterator): Adjust.
1564 (FOR_EACH_REFERENCED_VAR): Adjust.
1565 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1566 (num_referenced_vars): Adjust.
1567 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1568 (first_referenced_var): Remove.
1569 (end_referenced_vars_p): Likewise.
1570 (next_referenced_var): Likewise.
1571 (referenced_var_iterator_set): New helper function.
1572 * tree-dfa.c (referenced_var_lookup): Adjust.
1573 (referenced_var_check_and_insert): Likewise.
1574 (remove_referenced_var): Likewise.
1575 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1576 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1577 (verify_call_clobbering): Likewise.
1578 (verify_memory_partitions): Likewise.
1579 (init_tree_ssa): Allocate bitmap instead of hashtable for
1580 referenced_vars.
1581 (delete_tree_ssa): Adjust.
1582 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1583 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1584 (compute_tag_properties): Likewise.
1585 (set_initial_properties): Likewise.
1586 (find_partition_for): Likewise.
1587 (update_reference_counts): Likewise.
1588 (dump_may_aliases_for): Likewise.
1589 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1590 (add_call_clobber_ops): Likewise.
1591 (add_call_read_ops): Likewise.
1592 (get_asm_expr_operands): Likewise.
1593 * tree-into-ssa.c (dump_decl_set): Likewise.
1594 (update_ssa): Likewise.
1595 * tree-sra.c (scan_function): Likewise.
1596 (decide_instantiations): Likewise.
1597 (scalarize_parms): Likewise.
1598 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1599 (dsa_named_for): Likewise.
1600 * tree-ssa-structalias.c (update_alias_info): Likewise.
1601 (merge_smts_into): Likewise.
1602
7e959c84 16032008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1604
1605 PR fortran/29549
1606 * doc/invoke.texi (-fcx-limited-range): Document new option.
1607 * toplev.c (process_options): Handle -fcx-fortran-rules.
1608 * common.opt: Add documentation for -fcx-fortran-rules.
1609
a8806066 16102008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1611
1612 PR c/35162
1613 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1614 actual behaviour and C99.
1615
b30c4a87 16162008-02-26 Ben Elliston <bje@au.ibm.com>
1617
1618 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1619 (ASM_CPU_POWER6_SPEC): Likewise.
1620 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1621 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1622 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1623
8ca26bdd 16242008-02-25 Richard Guenther <rguenther@suse.de>
1625
1626 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1627 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1628 (lookup_decl_from_uid): Declare.
1629 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1630 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1631 (decl_for_uid_map): New global hashtable mapping DECL_UID
1632 to the decl tree.
1633 (init_ttree): Allocate it.
1634 (insert_decl_to_uid_decl_map): New helper function.
1635 (make_node_stat): Insert new decls into the map.
1636 (copy_node_stat): Likewise.
1637 (lookup_decl_from_uid): New function.
1638 (print_decl_for_uid_map_statistics): New helper.
1639 (dump_tree_statistics): Call it.
1640
1641 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1642 (referenced_var_iterator): Adjust.
1643 (FOR_EACH_REFERENCED_VAR): Adjust.
1644 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1645 (num_referenced_vars): Adjust.
1646 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1647 (first_referenced_var): Remove.
1648 (end_referenced_vars_p): Likewise.
1649 (next_referenced_var): Likewise.
1650 (referenced_var_iterator_set): New helper function.
1651 * tree-dfa.c (referenced_var_lookup): Adjust.
1652 (referenced_var_check_and_insert): Likewise.
1653 (remove_referenced_var): Likewise.
1654 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1655 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1656 (verify_call_clobbering): Likewise.
1657 (verify_memory_partitions): Likewise.
1658 (init_tree_ssa): Allocate bitmap instead of hashtable for
1659 referenced_vars.
1660 (delete_tree_ssa): Adjust.
1661 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1662 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1663 (compute_tag_properties): Likewise.
1664 (set_initial_properties): Likewise.
1665 (find_partition_for): Likewise.
1666 (update_reference_counts): Likewise.
1667 (dump_may_aliases_for): Likewise.
1668 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1669 (add_call_clobber_ops): Likewise.
1670 (add_call_read_ops): Likewise.
1671 (get_asm_expr_operands): Likewise.
1672 * tree-into-ssa.c (dump_decl_set): Likewise.
1673 (update_ssa): Likewise.
1674 * tree-sra.c (scan_function): Likewise.
1675 (decide_instantiations): Likewise.
1676 (scalarize_parms): Likewise.
1677 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1678 (dsa_named_for): Likewise.
1679 * tree-ssa-structalias.c (update_alias_info): Likewise.
1680 (merge_smts_into): Likewise.
1681
5fe61d21 16822008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1683
1684 PR target/35258
1685 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1686 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1687 * alias.h (nonoverlapping_memrefs_p): Likewise.
1688
cab0c612 16892008-02-25 Jan Beulich <jbeulich@novell.com>
1690
d243d9c9 1691 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
cab0c612 1692 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1693 __emultls_get_address, __emultls_register_common,
1694 __floatundi?f, and _Unwind_GetIPInfo.
1695 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1696 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1697 (gen_regparm_prefix): Likewise.
1698 (i386_nlm_encode_section_info): Sync with
1699 config/i386/winnt.c:i386_pe_encode_section_info().
1700 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1701 i386_nlm_mangle_decl_assembler_name): New.
1702 (netware_override_options): New.
1703 * config/i386/netware.h (netware_override_options): Declare.
1704 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1705 (i386_nlm_mangle_decl_assembler_name): Declare.
1706 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1707
5243b29d 17082008-02-25 Ben Elliston <bje@au.ibm.com>
1709
1710 PR other/32948
1711 * c-decl.c (grokdeclarator): Remove unused local variables
1712 `typedef_type' and `type_as_written'.
1713 * bb-reorder.c
1714 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1715 unused local variable `has_hot_blocks'.
1716 (fix_crossing_conditional_branches): Remove unused local variable
1717 `prev_bb'.
1718
620d0bf8 17192008-02-25 Uros Bizjak <ubizjak@gmail.com>
1720
1721 PR middle-end/19984
1722 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1723 using DEF_C99_BUILTIN.
1724 (BUILT_IN_NANF): Ditto.
1725 (BUILT_IN_NANL): Ditto.
1726
84004523 17272008-02-25 Ayal Zaks <zaks@il.ibm.com>
34d8410f 1728 Revital Eres <eres@il.ibm.com>
84004523 1729
1730 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1731 regarding the order of two dependent insns in the same row.
1732
23f65835 17332008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1734
1735 * stor-layout.c (layout_decl): Do not bump the alignment of a
1736 bit-field to more than byte alignment if it is packed.
1737
b18d68e3 17382008-02-24 David Edelsohn <edelsohn@gnu.org>
1739
1740 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1741 e300c2 and e300c3.
1742
100b67da 17432008-02-24 Diego Novillo <dnovillo@google.com>
1744
1745 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1746
1747 PR 33738
1748 * tree-vrp.c (vrp_evaluate_conditional): With
1749 -Wtype-limits, emit a warning when comparing against a
1750 constant outside the natural range of OP0's type.
1751 * c.opt (Wtype-limits): Move ...
1752 * common.opt (Wtype-limits): ... here.
1753
2aeab935 17542008-02-24 Edmar Wienskoski <edmar@freescale.com>
73edc44b 1755
1756 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1757 * config/rs6000/e300c2c3.md: New file.
1758 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1759 e300c2 and e300c3.
1760 (rs6000_override_options): Add e300c2 and e300c3 cases to
1761 processor_target_table. Do not allow usage of Altivec or Spe
1762 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1763 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1764 * config/rs6000/rs6000.h (processor_type): Add
1765 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1766 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1767 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1768 and ppce300c3. Include e300c2c3.md.
1769
070270ea 17702008-02-23 David Edelsohn <edelsohn@gnu.org>
1771
1772 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1773 instead of TARGET_STRICT_ALIGN.
1774
64ec1b61 17752008-02-23 Joseph Myers <joseph@codesourcery.com>
1776
1777 * explow.c (memory_address): Assert that the generated address is
1778 valid.
1779
6aee6ac8 17802008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1781
1782 PR target/25477
1783 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1784 * config/darwin-ppc-ldouble-patch.def: New file.
1785 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1786 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1787 SUBTARGET_INIT_BUILTINS if defined.
620d0bf8 1788 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1789 New functions.
6aee6ac8 1790
3d72a1b5 17912008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1792
1793 PR rtl-opt/33512
1794 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1795 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1796
c12ee0c6 17972008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1798
1799 PR pch/35027
1800 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1801 file" warning condtional on -Winvalid-PCH.
1802
05b481df 18032008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1804
1805 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1806
78624f54 18072008-02-23 Uros Bizjak <ubizjak@gmail.com>
1808
1809 PR target/22076
1810 PR target/34256
1811 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1812 prevent reload from using MMX registers.
1813 (*mov<mode>_internal): Ditto.
1814 (*movv2sf_internal_rex64): Ditto.
1815 (*movv2sf_internal): Ditto.
1816
ed3f349a 18172008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1818
1819 PR documentation/31569
1820 * doc/install.texi2html: Use makeinfo --no-number-sections.
1821
e720c3f0 18222008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1823
1824 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1825 ensure that we can address an entire entity > 8 bytes. Don't
1826 generate reg+reg addressing for such data.
1827
dc3be372 18282008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1829
1830 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1831 strings when optimizing for size, unless the target cares about
1832 alignment.
1833
af3f5a19 18342008-02-22 Tom Tromey <tromey@redhat.com>
1835
1836 * regclass.c (current_pass): Remove declaration.
1837
9e926232 18382008-02-22 Anatoly Sokolov <aesok@post.ru>
1839
1840 * config/avr/libgcc.S (__RAMPZ__): Define.
1841 (__do_copy_data): Add for devices with 128KB code memory.
1842
b9cd27b3 18432008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1844
1845 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1846 Use spe_abi.
1847 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1848
e8cb528f 18492008-02-22 Hans-Peter Nilsson <hp@axis.com>
1850
1851 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1852 GENNONACR_REGS.
1853
067d82a2 18542008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1855
1856 PR c/19999
1857 * c-typeck.c (build_binary_op): Warn about floating point
1858 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1859
f9c1a520 18602008-02-21 Janis Johnson <janis187@us.ibm.com>
1861
1862 PR target/34526
1863 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1864 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1865 add vrsave.
1866 (rs6000_override_options): Set altivec_abi as default, not override,
1867 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1868 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1869 is used; use new member spe_abi.
1870 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1871 spe_abi and altivec_abi.
1872
c7dcbde4 18732008-02-22 Tomas Bily <tbily@suse.cz>
1874
1875 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1876
d45cdac2 18772008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1878
1879 PR bootstrap/35273
1880 * config.build (build_file_translate): Set to `CMD //c' only if
1881 it works.
1882 * Makefile.in (build_file_translate): Improve comment.
1883
f3cb8b1d 18842008-02-21 Jan Hubicka <jh@suse.cz>
1885
1886 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1887 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1888 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1889
6ef19463 18902008-02-21 Michael Matz <matz@suse.de>
1891
1892 PR target/35264
1893 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1894
3da2a73c 18952008-02-21 Uros Bizjak <ubizjak@gmail.com>
1896
1897 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1898 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1899 as insn constraint.
1900 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1901 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1902 SSE_VEC_FLOAT_MODE_P as insn constraint.
1903 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1904 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1905 sse4a_movntdf using MODEF mode iterator.
1906 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1907 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1908 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1909 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1910 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1911 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1912 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1913
751ff693 19142008-02-21 Richard Guenther <rguenther@suse.de>
1915
1916 * tree.def (PAREN_EXPR): New tree code.
1917 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1918 and PAREN_EXPR.
1919 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1920 * expr.c (expand_expr_real_1): Likewise.
1921 * tree-inline.c (estimate_num_insns_1): Likewise.
1922 * tree-complex.c (expand_complex_move): Likewise.
1923 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1924 as plain x.
1925
64c985e4 19262008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1927
1928 PR target/35225
1929 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1930
af122d60 19312008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1932
1933 PR target/35190
1934 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1935
1936 * config/sh/sh.c (find_barrier): Don't go past
1937 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1938
610e569b 19392008-02-20 DJ Delorie <dj@redhat.com>
1940
1941 * config/h8300/h8300.md (insv): Force source operand to be a register.
1942
1943 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1944 as a jump, not as a plain insn.
1945
6fdade09 19462008-02-20 Seongbae Park <seongbae.park@gmail.com>
1947
1948 * doc/invoke.texi (Warning Options): Add new option
1949 -Wframe-larger-than=.
1950 (-Wframe-larger-than): Document.
1951
1952 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1953 Add declarations for new option variables.
1954
1955 * final.c (final_start_function): Check the frame size
1956 before emission and issue a Wframe-larger-than warning.
1957
1958 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1959 Add definitions for new option variables.
1960 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1961
1962 * common.opt (Wframe-larger-than=): New option.
1963
82cc8ae1 19642008-02-20 Uros Bizjak <ubizjak@gmail.com>
1965
1966 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1967 (<sse>_div<mode>3): Ditto.
1968 (<sse>_vmdiv<mode>3): Ditto.
1969 (<sse>_vmsqrt<mode>2): Ditto.
1970 (*smax<mode>3): Ditto.
1971 (sse5_frcz<mode>2): Ditto.
1972 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1973 as insn constraint.
1974
c7f617c2 19752008-02-20 Richard Guenther <rguenther@suse.de>
1976
1977 PR middle-end/35265
1978 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1979 be happy with INTEGRAL_TYPE_P.
1980
a145256a 19812008-02-20 Richard Guenther <rguenther@suse.de>
1982
1983 * fold-const.c (split_tree): Associate floatig-point expressions
1984 if flag_associative_math is set.
1985
46ef5347 19862008-02-20 Richard Guenther <rguenther@suse.de>
1987
1988 * tree.h (fold_real_zero_addition_p): Declare.
1989 * fold-const.c (fold_real_zero_addition_p): Export.
1990 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1991 floating-point operations with zero and one.
1992
c898f165 19932008-02-20 Paolo Bonzini <bonzini@gnu.org>
1994
a55f1b4b 1995 * doc/install.texi: Correct references to CFLAGS, replacing them
1996 with BOOT_CFLAGS. Document flags used during bootstrap for
1997 target libraries.
c898f165 1998
2a466fea 19992008-02-20 Uros Bizjak <ubizjak@gmail.com>
2000
2001 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2002 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2003 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2004 insn constraint.
2005 (smin<mode>3): Ditto from similar patterns.
2006 (smax<mode>3): Ditto.
2007 (*ieee_smin<mode>3): Ditto.
2008 (*ieee_smax<mode>3): Ditto.
2009 * config/i386/sse.md (sse): New mode attribute.
2010 (mov<mode>): Macroize expander from movv4sf and movv2df using
2011 SSEMODEF2P mode iterator.
2012 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2013 SSE_VEC_FLOAT_MODE_P as insn constraint.
2014 (storent<mode>): Ditto.
2015 (storent<mode>): Macroize expander from storentsf and storentdf using
2016 MODEF mode iterator.
2017 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2018 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2019 (abs<mode>2): Ditto from similar patterns.
2020 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2021 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2022 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2023 (<sse>_vmsqrt<mode>2): Ditto.
2024 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2025 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2026 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2027 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2028 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2029 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2030 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2031 insn constraint.
2032 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2033 iterator and SSE_FLOAT_MODE_P as insn constraint.
2034 (<sse>_ucomi): Ditto from similar patterns.
2035 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2036 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2037 SSE_VEC_FLOAT_MODE_P as insn constraint.
2038 (vcond<mode>): Ditto from similar patterns.
2039 (and<mode>3, *and<mode>3): Ditto.
2040 (<sse>_nand<mode>3): Ditto.
2041 (ior<mode>3, *ior<mode>3): Ditto.
2042 (xor<mode>3, *xor<mode>3): Ditto.
2043 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2044 iterator and SSE_FLOAT_MODE_P as insn constraint.
2045 (*nand<mode>3): Ditto from similar patterns.
2046 (*ior<mode>3): Ditto.
2047 (*xor<mode>3): Ditto.
2048
8c85798c 20492008-02-20 Ira Rosen <irar@il.ibm.com>
2050
2051 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2052 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2053 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2054
3ed4a4a1 20552008-02-19 Jan Hubicka <jh@suse.cz>
2056
2d5652e4 2057 * predict.c (tree_bb_level_predictions): Remove variable next
2058 mistakely introduced by previous commit.
3ed4a4a1 2059
d704ea82 20602008-02-19 Jan Hubicka <jh@suse.cz>
2061
2062 * predict.c (predict_paths_leading_to): Rewrite.
2063 (predict_paths_for_bb): New.
2064 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2065
fbf9447e 20662008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2067
2068 PR bootstrap/35218
2069 * Makefile.in (build_file_translate): New.
2070 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2071 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2072 * configure.ac (build_file_translate): Substitute it.
2073 * configure: Regenerate.
2074
f82220c2 20752008-02-19 Jan Hubicka <jh@suse.cz>
2076
2077 PR rtl-optimization/34408
d704ea82 2078 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2079 invalid sharing.
f82220c2 2080
d4c3b5cd 20812008-02-19 Jan Hubicka <jh@suse.cz>
2082
2083 PR middle-end/28779
d704ea82 2084 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2085 call_expr.
d4c3b5cd 2086
1158320c 20872008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2088
2089 PR Ada/35186
2090 * config/i386/i386-modes.def: Revert the last DI alignment
2091 change until Ada people can look into it.
2092
d06cb02d 20932008-02-19 Nick Clifton <nickc@redhat.com>
2094
2095 * opts.c (print_specific_help): Fix typo in --help text.
2096
beb96ec8 20972008-02-19 Jakub Jelinek <jakub@redhat.com>
2098
2099 PR target/35239
2100 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2101 32-bit inline asm without asm alternatives for host GCC < 3.0.
2102
971c637a 21032008-02-19 Richard Guenther <rguenther@suse.de>
2104
2105 PR tree-optimization/34989
2106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2107 Allow propagation to INDIRECT_REF if we can simplify only.
2108
23ce1cf6 21092008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2110
2111 * c-common.c (warn_for_collisions_1): Use appropriate option when
2112 warning.
2113
86895a67 21142008-02-19 Nick Clifton <nickc@redhat.com>
2115
2116 PR other/31349
2d5652e4 2117 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
86895a67 2118 (handle_options): Fix indentation.
2119 (print_filtered_help): If no language-specific options were
2120 displayed tell the user how to list all the options supported by
2121 the language's front-end.
2122 (print_specific_help): Fix indentation and remove duplicate line.
2123 (common_handle_option): Handle the -v option.
2124 For --help enable the display of undocumented options if the -v
2125 switch has been included on the command line.
2126 For --help= check for overlaps in the arguments between the option
2127 classes and the language names and issue a warning when they
2128 cannot be disambiguated.
2129 * c.opt (v): Pass on to the common option handler.
2130
34c7f568 21312008-02-19 Revital Eres <eres@il.ibm.com>
2132
2133 * modulo-sched.c (sms_schedule): Change dump message when
2134 create_ddg function fails.
2135 (try_scheduling_node_in_cycle): Rename row to cycle.
2136 (print_partial_schedule): Rename CYCLE to ROW.
2137
90bd1b58 21382008-02-19 Christian Bruel <christian.bruel@st.com>
2d5652e4 2139 Zdenek Dvorak <ook@ucw.cz>
2140
2141 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2142
bd416d70 21432008-02-19 Uros Bizjak <ubizjak@gmail.com>
2144
2145 PR target/33555
2146 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2147 (*x86_movdicc_0_m1_se): Ditto.
2148
2a5abea1 21492008-02-19 Uros Bizjak <ubizjak@gmail.com>
2150
2151 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2152 (CMPtype): Define as __gcc_CMPtype.
2153 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2154 (CMPtype): Define as __gcc_CMPtype.
2155
a7779e75 21562008-02-19 Hans-Peter Nilsson <hp@axis.com>
2157
2158 Support valgrind 3.3 for --enable-checking=valgrind.
2159 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2160 here.
2161 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2162 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2163 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2164 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2165 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2166 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2167 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2168 respectively.
2169 * ggc-zone.c: Similar.
2170 * ggc-page.c: Similar.
2171
7addba43 21722008-02-19 Paul Brook <paul@codesourcery.com>
2173
2174 PR target/35071
2175 * config/arm/ieee754-df.S: Fix do_it typo.
2176 * config/arm/ieee754-sf.S: Fix do_it typo.
2177
4e06f6f8 21782008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2179
2180 PR target/35189
2181 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2182 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2183 (OPTION_MASK_ISA_SSE_SET): Likewise.
2184 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2185 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2186 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2187 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2188 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2189 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2190 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2191 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2192 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2193 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2194 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2195 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2196 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2197 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2198 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2199 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2200 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2201 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2202 (OPTION_MASK_ISA_SSE4): Removed.
2203 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2f6e3388 2204 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4e06f6f8 2205 (override_options): Don't turn on implied SSE/MMX bits in
2206 ix86_isa_flags.
2207
dbbcdcd5 22082008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2209
2210 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2211 32bit host.
2212
beebc64a 22132008-02-18 Joey Ye <joey.ye@intel.com>
2214
2215 PR middle-end/34921
2216 * tree-nested.c (insert_field_into_struct): Set type alignment
2217 to field alignment if the former is less than the latter.
2218
8d705311 22192008-02-18 Jakub Jelinek <jakub@redhat.com>
2220
2221 * BASE-VER: Set to 4.4.0.
2222
7a5a9c54 22232008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2224
2225 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2226 * doc/cfg.texi: Likewise.
2227 * doc/extend.texi: Likewise.
2228 * doc/gty.texi: Likewise.
2229 * doc/invoke.texi: Likewise.
2230 * doc/loop.texi: Likewise.
2231 * doc/md.texi: Likewise.
2232 * doc/passes.texi: Likewise.
2233 * doc/rtl.texi: Likewise.
2234 * doc/sourcebuild.texi: Likewise.
2235 * doc/tm.texi: Likewise.
2236 * doc/tree-ssa.texi: Likewise.
2237
89cd38e0 22382008-02-17 Richard Guenther <rguenther@suse.de>
2239
2240 PR middle-end/35227
2241 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2242 without default definition.
2243
d149d356 22442008-02-17 Richard Guenther <rguenther@suse.de>
2245
2246 PR tree-optimization/35231
2247 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2248 if A | B != 1.
2249
a3c40304 22502008-02-17 Uros Bizjak <ubizjak@gmail.com>
2251
2252 Revert:
2253
2254 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2256 libgcc_cmp_return mode.
2257
a2e4e045 22582008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2259
2260 PR c/28368
2261 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2262
8e2e6800 22632008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2264
2265 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2266 multilibs.
2267
a81d4cba 22682008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2269
2270 * doc/c-tree.texi: Use `@.' where appropriate.
2271 * doc/extend.texi: Likewise.
2272 * doc/install.texi: Likewise.
2273 * doc/invoke.texi: Likewise.
2274 * doc/loop.texi: Likewise.
2275 * doc/makefile.texi: Likewise.
2276 * doc/md.texi: Likewise.
2277 * doc/passes.texi: Likewise.
2278 * doc/standards.texi: Likewise.
2279 * doc/tm.texi: Likewise.
2280
d74e6897 22812008-02-15 Jakub Jelinek <jakub@redhat.com>
2282
2283 PR middle-end/35196
2284 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2285 in entry_bb.
2286 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2287 rather than in entry_bb.
2288
c12b3bc6 22892008-02-15 Uros Bizjak <ubizjak@gmail.com>
2290
2291 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2292 libgcc_cmp_return mode.
2293
a5268989 22942008-02-15 Jakub Jelinek <jakub@redhat.com>
2295
2296 PR middle-end/35130
2297 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2298 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2299
b75537fb 23002008-02-15 Richard Guenther <rguenther@suse.de>
c12b3bc6 2301 Zdenek Dvorak <ook@ucw.cz>
b75537fb 2302
2303 PR tree-optimization/35164
2304 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2305 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2306 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2307 Only propagate addresses which do not have abnormal SSA_NAMEs
2308 in their operands.
2309
86891459 23102008-02-15 Joseph Myers <joseph@codesourcery.com>
2311
2312 PR target/35088
2313 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2314
a4cb010f 23152008-02-15 Jan Hubicka <jh@suse.cz>
2316
2317 PR middle-end/35149
2318 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2319
b3f75873 23202008-02-15 Uros Bizjak <ubizjak@gmail.com>
2321
2322 PR middle-end/34621
2323 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2324 when calculating alignment_pad.
2325
46de89e7 23262008-02-15 Uros Bizjak <ubizjak@gmail.com>
2327
2328 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2329 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2330 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2331 and STACK_BOUNDARY define.
2332
b8989bc3 23332008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2334
2335 PR preprocessor/35061
2336 * c-pragma.c (handle_pragma_pop_macro): Check that
2337 pushed_macro_table has been allocated.
2338
0e41e637 23392008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2340
2341 PR middle-end/35136
2342 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2343 (force_gimple_operand): Likewise.
2344 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2345 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2346 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2347 (find_interesting_uses_address): Check addressability and alignment
2348 of the base expression only after substituting bases of IVs into it.
2349
7e507322 23502008-02-14 Michael Matz <matz@suse.de>
2351
2352 PR target/34930
2353 * function.c (instantiate_virtual_regs_in_insn): Reload address
2354 before falling back to reloading the whole operand.
2355
7338c728 23562008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2357
2358 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2359 before the first section switch note.
2360
83d10720 23612008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2362
49a55c95 2363 * doc/bugreport.texi: Update copyright years.
2364 * doc/c-tree.texi: Likewise.
2365 * doc/cfg.texi: Likewise.
2366 * doc/cpp.texi: Likewise.
2367 * doc/cppinternals.texi: Likewise.
2368 * doc/fragments.texi: Likewise.
2369 * doc/frontends.texi: Likewise.
2370 * doc/gcc.texi: Likewise.
2371 * doc/gty.texi: Likewise.
2372 * doc/hostconfig.texi: Likewise.
2373 * doc/implement-c.texi: Likewise.
2374 * doc/libgcc.texi: Likewise.
2375 * doc/loop.texi: Likewise.
2376 * doc/makefile.texi: Likewise.
2377 * doc/options.texi: Likewise.
2378 * doc/passes.texi: Likewise.
2379 * doc/rtl.texi: Likewise.
2380 * doc/sourcebuild.texi: Likewise.
2381 * doc/standards.texi: Likewise.
2382 * doc/tree-ssa.texi: Likewise.
2383 * doc/trouble.texi: Likewise.
2384
83d10720 2385 * doc/extend.texi: Use @: or add comma where appropriate.
2386 * doc/invoke.texi: Likewise.
2387 * doc/tm.texi: Likewise.
2388
2a4fe7b7 23892008-02-14 Alan Modra <amodra@bigpond.net.au>
2390
2391 PR target/34393
2392 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2393 to a reg.
2394
4ebee9e4 23952008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2396
2397 * doc/md.texi (clz, ctz): Add reference.
2398 * doc/rtl.texi (clz, ctz): Likewise.
2399
a1a0674f 24002008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2401
2402 PR other/35148
2403 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2404 srcdir.
2405
86428198 24062008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2407
2408 * config/s390/s390.c (struct constant_pool): New field
2409 emit_pool_after added.
2410 (s390_mainpool_start): Set the emit_pool_after flag according
2411 to the section switch notes.
2412 (s390_mainpool_finish): Consider emit_pool_after when emitting
2413 the literal pool at the end of the function.
2414 (s390_chunkify_start): Force literal pool splits at section
2415 switch notes.
2416
86079287 24172008-02-13 Michael Matz <matz@suse.de>
2418
2419 PR debug/35065
2420 * var-tracking.c (clobber_variable_part): Correctly traverse the
2421 list.
2422
bfce1236 24232008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2424
2425 PR 29673
2426 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2427 Add -fdump-ipa-inline.
2428 * tree-dump.c (dump_files): Remove tree-inlined dump.
2429 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2430
e3e3ee4b 24312008-02-12 Richard Guenther <rguenther@suse.de>
2432
2433 PR tree-optimization/35171
2434 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2435 default defs.
2436
d06ed0b1 24372008-02-12 Richard Guenther <rguenther@suse.de>
2438
2439 PR middle-end/35163
2440 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2441 value-preserving mode. Disallow final truncation.
2442
06b0fbf1 24432008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2444
2445 PR middle-end/35136
2446 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2447 code from here to...
2448 (force_gimple_operand): ...here.
2449
3f982e5a 24502008-02-12 Jakub Jelinek <jakub@redhat.com>
2451
194bd83c 2452 PR c++/35144
2453 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2454 non-compatible pointers.
2455 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2456 different FIELD_DECLs, try harder by comparing field offsets, sizes
2457 and types.
2458
3f982e5a 2459 PR inline-asm/35160
2460 * function.c (match_asm_constraints_1): Don't replace the same input
2461 multiple times.
2462
637dc5b6 24632008-02-12 Anatoly Sokolov <aesok@post.ru>
2464
2465 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2466 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2467 (expand_epilogue): Restore RAMPZ register.
2468 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2469
41992f82 24702008-02-11 Kai Tietz <kai.tietz@onevision.com>
2471
6144731c 2472 * config/i386/cygwin.asm: (__alloca): Correct calling
41992f82 2473 convention and alignment.
2474 (__chkstk): Force 8 byte stack alignment.
2475
3de988b5 24762008-02-11 Uros Bizjak <ubizjak@gmail.com>
efd43187 2477 Richard Guenther <rguenther@suse.de>
3de988b5 2478
2479 PR tree-optimization/33992
2480 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2481 the zero we compare against.
2482
6144731c 24832008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2484
2485 PR libfortran/35063
2486 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2487 to CloseHandle after unlocking to prevent accumulation of handle
2488 count.
2489
3e478718 24902008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2491
2492 PR middle_end/34150
2493 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2494 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2495 and update LABEL_NUSES during and after reload.
2496
76d5115a 24972008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2498
2499 PR middle-end/34627
ae731b4f 2500 * combine.c (simplify_if_then_else): Make sure the comparison is
76d5115a 2501 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2502
e506f1d4 25032008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2504
2505 PR bootstrap/35051
2506 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2507 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2508 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2509 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2510 * tree.h (get_type_static_bounds): Likewise.
2511
bfbab40c 25122008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2513
2514 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2515 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2516 Make -Wfoo language annotations match what the compiler outputs.
2517
c7386c28 25182008-02-08 Sa Liu <saliu@de.ibm.com>
2519
2520 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2521 intrinsics spu_convts, spu_convtu, spu_convtf.
2522 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2523
9bc2537d 25242008-02-08 Hans-Peter Nilsson <hp@axis.com>
2525
2526 * doc/extend.texi (Function Attributes) <noinline>: Mention
2527 asm ("") as method to keep calls.
2528
30b0f428 25292008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2530
2531 PR other/32754
2532 * doc/options.texi (Options): Replace references to opts.sh with
2533 optc-gen.awk.
2534 * opts-common.c: Likewise.
2535 * optc-gen.awk: Likewise.
2536
8364148d 25372008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2538
2539 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2540
25412008-02-07 Richard Henderson <rth@redhat.com>
e8e27646 2542
2543 PR rtl-opt/33410
2544 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2545 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2546 funny mode.
2547
4251ed76 25482008-02-07 Uros Bizjak <ubizjak@gmail.com>
2549
2550 PR tree-optimization/35085
2551 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2552 for operand entry oe2 in addition to operand entry oe3 in order to
2553 expose more opportunities for vectorizer sum reduction.
2554
6ca01c3b 25552008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2556
2557 PR other/35107
2558 * Makefile.in (LIBS): Remove $(GMPLIBS).
2559 (cc1-dummy, cc1): Add $(GMPLIBS).
2560
1dbb4355 25612008-02-06 Jan Hubicka <jh@suse.cz>
2562
5f704018 2563 PR target/23322
1dbb4355 2564 * i386.md (moddf_integer): Do not produce partial memory stalls for
2565 targets where it hurts.
2566
4c8054f4 25672008-02-06 Uros Bizjak <ubizjak@gmail.com>
2568
2569 PR target/35083
2570 * optabs.c (expand_float): Do not check for decimal modes when
2571 expanding unsigned integer through signed conversion.
2572
48f4cf85 25732008-02-06 Nick Clifton <nickc@redhat.com>
2574
2575 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2576 inside the clobber with a match_operand and duplicated operand
2577 number in the constraint.
2578 (ineqbranchsi): Delete redundant comment.
2579
3b7a17d9 25802008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2581
f04beaef 2582 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2583 builtin_define ("__USE_INIT_FINI__").
2584 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2585 -msx multilibs.
3b7a17d9 2586 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2587
b518f2ae 25882008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2589
2590 PR documentation/30330
2591 * doc/invoke.texi (C++ Dialect Options)
2592 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2593 For each warning option -Wfoo that allows -Wno-foo, ensure both
2594 -Wfoo and -Wno-foo are listed in the option index. Fix index
2595 entry of -Wswitch-default, index -Wnormalized= including the
2596 `=', and -Wlarger-than-@var{len} including @var{len}.
2597
840638ec 25982008-02-05 Uros Bizjak <ubizjak@gmail.com>
2599
2600 * config/i386/i386.md (floatunssisf2): Use
2601 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2602 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2603 Macroize expander using MODEF mode iterator.
2604
09885372 26052008-02-05 Diego Novillo <dnovillo@google.com>
2606
2607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2608
2609 PR 33738
840638ec 2610 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
09885372 2611
ceb21d85 26122008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2613
2614 PR other/35070
2615 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2616
df3ba0fe 26172008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2618
2619 PR target/35084
2620 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2621 to indicate if a message should be generated.
2622 (init_cumulative_args): Updated.
2623 (function_value_32): Likewise.
2624
79f7a0b8 26252008-02-05 Joseph Myers <joseph@codesourcery.com>
2626
2627 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2628
470195a4 26292008-02-05 Uros Bizjak <ubizjak@gmail.com>
2630
2631 PR target/35083
2632 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2633 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2634
82ec0d8f 26352008-02-04 Diego Novillo <dnovillo@google.com>
2636
2637 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2638
2639 PR 33738
2640 * tree-vrp.c (vrp_evaluate_conditional): With
2641 -Wtype-limits, emit a warning when comparing against a
2642 constant outside the natural range of OP0's type.
2643
bbf511cd 26442008-02-04 Richard Guenther <rguenther@suse.de>
2645
2646 PR middle-end/33631
2647 * expr.c (count_type_elements): Give for unions instead of
2648 guessing.
2649
5bad702f 26502008-02-04 Richard Guenther <rguenther@suse.de>
2651
2652 PR middle-end/35043
2653 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2654 to TYPE_DOMAINs base type instead of using bitsizetype here.
2655
930e8175 26562008-02-03 Jason Merrill <jason@redhat.com>
2657
2658 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2659
c55906eb 26602008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2661
2662 PR other/29972
2663 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2664 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2665 (RS/6000 and PowerPC Options): Fix typos and markup.
2666 * doc/passes.texi (Tree-SSA passes): Likewise.
2667
ce53880e 26682008-02-02 Michael Matz <matz@suse.de>
2669
2670 PR target/35045
2671 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2672 from record_last_reg_set_info.
2673 (record_last_reg_set_info): Take an RTX argument, iterate over all
2674 constituent hardregs.
2675 (record_last_set_info, record_opr_changes): Change calls to
2676 new signature or to record_last_reg_set_info_regno.
2677
957fb083 26782008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2679
2680 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2681
dec9a6b8 26822008-02-01 Hans-Peter Nilsson <hp@axis.com>
2683
2684 PR rtl-optimization/34773
2685 * reg-notes.def (EQUAL): Mention significance of combination of
2686 REG_EQUAL and REG_RETVAL.
2687 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2688 insn that has a REG_RETVAL.
2689
6ccd4361 26902008-02-01 Roger Sayle <roger@eyesopen.com>
2691
2692 PR bootstrap/33781
2693 * configure.ac (--enable-fixed-point): Disable unless explicitly
2694 requested on IRIX.
2695 * configure: Regenerate.
2696
39e88a5d 26972008-02-01 Richard Guenther <rguenther@suse.de>
2698
2699 PR other/35042
2700 * invoke.texi (-finline-limit): Remove no longer true parts
2701 of the documentation. Note that there is no default value.
2702
2f5beddc 27032008-02-01 Andrew Pinski <pinskia@gmail.com>
2704 Mark Mitchell <mark@codesourcery.com>
2705 Ben Elliston <bje@au.ibm.com>
2706
2707 PR c/29326
2708 * doc/extend.texi (Other Builtins): Document.
2709
d40533b6 27102008-01-31 Tom Browder <tom.browder@gmail.com>
2711
2712 * doc/c-tree.texi (Types): Fix grammar.
2713 (Expression trees): Ditto.
2714 * doc/passes.texi (Tree-SSA passes): Ditto.
2715
2716 * doc/configterms.texi (Configure Terms): Fix typo.
2717 * doc/cpp.texi (Common Predefined Macros): Ditto.
2718 * doc/md.texi (Machine Constraints): Ditto.
2719
2720 * doc/makefile.texi (Makefile): Add comma.
2721
38cd7009 27222008-01-31 Tom Browder <tom.browder@gmail.com>
2723 Gerald Pfeifer <gerald@pfeifer.com>
2724
2725 * doc/sourcebuild.texi (Front End): Remove references to CVS
2726 and CVSROOT/modules.
2727 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2728 (Back End): Remove reference to CVS.
2729
0d399d52 27302008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2731
2732 PR target/34900
2733 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2734 comment from...
2735 (mips16_gp_pseudo_reg): ...here.
2736 * config/mips/mips.md (load_const_gp): Replace with...
2737 (load_const_gp_<mode>): ...this :P-based insn.
2738
c75a5ac5 27392008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2740
2741 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2742 options. Minor fixes.
2743 (-std): Move reference to standards closer to where language
2744 standards are first mentioned.
2745
53716799 27462008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2747
2748 PR rtl-optimization/34995
2749 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2750 parameter and return a bool. If the rtx parameter is nonnull,
2751 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2752 (find_reloads): Update call accordingly. Pass the new operand
2753 if it needed no address reloads, otherwise pass null.
2754
e14d689c 27552008-01-30 Richard Henderson <rth@redhat.com>
2756
2757 PR c/34993
2758 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2759 for unbounded arrays.
2760
9424a8b9 27612008-01-30 Silvius Rus <rus@google.com>
2762
2763 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2764
89beb200 27652008-01-30 Jan Hubicka <jh@suse.cz>
2766
2767 PR target/34982
2768 * i386.c (init_cumulative_args): Use real function declaration when
2769 calling locally.
2770
9a9cbcd2 27712008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2772
2773 PR rtl-optimization/34998
2774 * global.c (build_insn_chain): Treat non-subreg_lowpart
2775 SUBREGs of pseudos as clobbering all the words covered by the
2776 SUBREG, not just all the bytes.
2777 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2778 original df_ref rather than an extract parameter.
2779 (global_conflicts): Update call accordingly.
2780
365b8932 27812008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2782
2783 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2784 the overflow check to make it easier to read.
2785 (__fixtfdi): Change the type of the ll member in union
2786 long_double to UDItype_x.
2787
c55e2943 27882008-01-30 Jakub Jelinek <jakub@redhat.com>
2789
117ef3d7 2790 PR middle-end/34969
2791 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2792 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2793 * tree-inline.c (fold_marked_statements): Call
2794 cgraph_update_edges_for_call_stmt if folding a call statement.
2795 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2796 debug_generic_stmt calls, reset it back afterwards.
2797
c55e2943 2798 PR c/35017
2799 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2800 static decls.
2801 * c-typeck.c (build_external_ref): Don't pedwarn about
2802 static vars in current function's scope.
2803
5bcb8578 28042008-01-29 Joseph Myers <joseph@codesourcery.com>
2805
2806 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2807
94023798 28082008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2809
2810 PR c/35002
2811 * ipa-struct-reorg.c: Fix spelling.
2812 * params.def: Ditto.
2813
ed6049c8 28142008-01-29 Richard Guenther <rguenther@suse.de>
2815
2816 PR middle-end/35006
2817 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2818 field.
2819 * tree-inline.c (remap_type): Increment remapping_type_depth
2820 around remapping types.
2821 (copy_body_r): Only add referenced variables if they are referenced
2822 from code, not types.
2823
830a6615 28242008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2825
2826 PR c++/34055
2827 PR c++/34103
2828 PR c++/34219
2829 PR c++/34606
2830 PR c++/34753
2831 PR c++/34754
2832 PR c++/34755
2833 PR c++/34919
2834 PR c++/34961
2835 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2836 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2837
48bffadc 28382008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2839
2840 PR target/34412
2841 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2842 pointer for tiny stack.
2843
260cf6df 28442008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2845
2846 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2847
345ff830 28482008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2849
2850 * config/vx-common.h: Fix typo in comment.
2851
c5f257af 28522008-01-28 Ian Lance Taylor <iant@google.com>
2853
2854 PR c++/34862
2855 PR c++/33407
2856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2857 coalesce pointers if they have different DECL_NO_TBAA_P values.
2858 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2859 between variables with different DECL_NO_TBAA_P values.
2860
c64b5439 28612008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2862
2863 PR 31535
2864 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2865 are not legitimate small data references on SPE targets.
2866
bcedfa23 28672008-01-28 David Daney <ddaney@avtrex.com>
2868
2869 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2870
fe30b803 28712008-01-28 David Daney <ddaney@avtrex.com>
2872
2873 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2874
453829c7 28752008-01-27 Joseph Myers <joseph@codesourcery.com>
2876
2877 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2878 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2879 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2880 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2881 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2882 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2883 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2884 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2885
511934f9 28862008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2887
2888 * basic-block.h (condjump_equiv_p): Fix comment.
2889
ba810638 28902008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2891
2892 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2893 print_generic_stmt_indented): Fix comment.
2894
e214b635 28952008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2896
2897 * configure.ac (__stack_chk_fail): Add detecion for availability
2898 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2899 * configure: Regenerate.
2900
b32b308d 29012008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2902
2903 PR middle-end/34688
2904 * final.c (output_addr_const): Handle TRUNCATE.
2905
3c2818b0 29062008-01-26 Zdenek Dvorak <ook@ucw.cz>
2907
2908 PR target/34711
2909 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2910 (zero_cost, infinite_cost): New constants.
2911 (struct cost_pair): Change type of cost to comp_cost.
2912 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2913 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2914 New functions.
2915 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2916 split_address_cost, ptr_difference_cost, difference_cost,
2917 get_computation_cost_at, get_computation_cost,
2918 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2919 determine_use_iv_cost_condition, determine_use_iv_costs,
2920 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2921 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2922 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2923 Change type of cost to comp_cost.
2924 (determine_iv_cost): Increase cost of non-original ivs, instead
2925 of decreasing the cost of original ones.
2926 (get_address_cost): Indicate the complexity of the addressing mode
2927 in comp_cost.
2928 (try_add_cand_for): Prefer using ivs not specific to some object.
2929 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2930
b32b308d 29312008-01-26 Peter Bergner <bergner@vnet.ibm.com>
bc5e6ea1 2932 Janis Johnson <janis187@us.ibm.com>
2933
2934 PR target/34814
2935 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2936 (TARGET_INSTANTIATE_DECLS): Likewise.
2937 * target.h (expand_to_rtl_hook): New target hook.
2938 (instantiate_decls): Likewise.
2939 * function.c (instantiate_decl): Make non-static. Rename to...
2940 (instantiate_decl_rtl): ... this.
2941 (instantiate_expr): Use instantiate_decl_rtl.
2942 (instantiate_decls_1): Likewise.
2943 (instantiate_decls): Likewise.
2944 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2945 * function.h (instantiate_decl_rtl): Add prototype.
2946 * cfgexpand.c (target.h): New include.
2947 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2948 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2949 (TARGET_INSTANTIATE_DECLS): Likewise.
2950 (TARGET_INITIALIZER): New target hooks added.
2951 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2952 New prototype.
2953 * config/rs6000/rs6000.c (tree-flow.h): New include.
2954 (machine_function): Add sdmode_stack_slot field.
2955 (rs6000_alloc_sdmode_stack_slot): New function.
2956 (rs6000_instantiate_decls): Likewise.
2957 (rs6000_secondary_memory_needed_rtx): Likewise.
2958 (rs6000_check_sdmode): Likewise.
2959 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2960 (TARGET_INSTANTIATE_DECLS): Likewise.
2961 (rs6000_hard_regno_mode_ok): Allow SDmode.
2962 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2963 (rs6000_emit_move): Handle SDmode.
2964 (function_arg_advance): Likewise.
2965 (function_arg): Likewise.
2966 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2967 SDmode var args for 32-bit compiles.
2968 (rs6000_secondary_reload_class): Handle SDmode.
2969 (rs6000_output_function_epilogue): Likewise.
2970 (rs6000_function_value): Simplify if statement.
2971 (rs6000_libcall_value): Likewise.
2972 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2973 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2974 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2975 (movsd_hardfloat): New define_insn.
2976 (movsd_softfloat): Likewise.
2977 (movsd_store): Likewise.
2978 (movsd_load): Likewise.
2979 (extendsddd2): Likewise.
2980 (extendsdtd2): Likewise.
2981 (truncddsd2): Likewise.
2982 (movdd_hardfloat64): Fixup comment.
2983 (UNSPEC_MOVSD_LOAD): New constant.
2984 (UNSPEC_MOVSD_STORE): Likewise.
2985
37aea014 29862008-01-26 Jakub Jelinek <jakub@redhat.com>
2987
2988 PR c++/34965
2989 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2990 TRUTH_XOR_EXPR.
2991 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2992 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2993 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2994 and TRUTH_XOR_EXPR.
2995
0cc77516 29962008-01-26 David Edelsohn <edelsohn@gnu.org>
2997
2998 PR target/34794
2999 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3000 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3001 __LONGDOUBLE128 too.
3002 * config/rs6000/aix61.h: New file.
3003
e03d813f 30042008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3005
3006 PR rtl-optimization/34959
3007 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3008 popcount and parity rtxes the same mode as their operand.
3009 Truncate or extend the result to the return value's mode
3010 if necessary.
3011
5eec32fe 30122008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3013
3014 PR target/34981
3015 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3016 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3017 to GOT_VERSION_REGNUM.
3018 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3019 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3020 * config/mips/mips.c (mips_emit_call_insn): New function.
3021 (mips_call_tls_get_addr): Call mips_expand_call directly.
3022 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3023 emit_call_insn.
3024 (mips16_build_call_stub): Likewise. Return the call insn or null.
3025 (mips_expand_call): Update the call to mips16_build_call_stub
3026 accordingly and a remove redundant condition. Assert that MIPS16
3027 stubs do not use lazy binding. Use mips_emit_call_insn and return
3028 the call insn.
3029 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3030 TARGET_USE_GOT.
3031 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3032 (mips_avoid_hazard): Remove hazard_set handling.
3033 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3034 (UNSPEC_RESTORE_GP): ...this.
3035 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3036 (FAKE_CALL_REGNO): Rename to...
3037 (GOT_VERSION_REGNUM): ...this.
3038 (type): Add "ghost" value. Add an associated insn reservation.
3039 (hazard_set): Remove.
3040 (exception_receiver): Rename to...
3041 (restore_gp): ...this and update the unspec identifier accordingly.
3042 (exception_receiver, nonlocal_got_receiver): New expanders.
3043 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3044 FAKE_CALL_REGNO. Remove hazard_set attribute.
3045 (set_got_version, update_got_version): New patterns.
3046
26b142a4 30472008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3048
3049 PR target/34970
3050 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3051
74a4b47f 30522008-01-25 Joseph Myers <joseph@codesourcery.com>
3053
3054 PR other/31955
3055 * doc/install.texi2html: Generate gcc-vers.texi.
3056
2cc20bba 30572008-01-25 DJ Delorie <dj@redhat.com>
3058
3059 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3060
99c77e32 30612008-01-25 Joseph Myers <joseph@codesourcery.com>
3062
3063 * config/c4x: Remove directory.
3064 * config.gcc (crx-*, mt-*): Mark obsolete.
3065 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3066 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3067 sh-*-rtemscoff*): Remove cases.
3068 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3069 * real.c (encode_c4x_single, decode_c4x_single,
3070 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3071 c4x_extended_format): Remove.
3072 * real.h (c4x_single_format, c4x_extended_format): Remove.
3073 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3074 on C4x.
3075 (Pragmas): Remove comment about c4x pragmas.
3076 * doc/install.texi (c4x): Remove target-specific instructions.
3077 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3078 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3079 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3080 refer to C4x source files as examples.
3081 (C4X_FLOAT_FORMAT): Remove documentation.
3082
ced0033c 30832008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3084
3085 * config/bfin/bfin.c (override_options): Reorder tests so that
3086 flag_pic gets enabled for -msep-data.
3087
5c9c131f 30882008-01-25 Richard Guenther <rguenther@suse.de>
3089
3090 PR middle-end/32244
3091 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3092 to its bitfield precision if required.
3093
b43fc0dc 30942008-01-25 Jakub Jelinek <jakub@redhat.com>
3095
3096 PR middle-end/33880
3097 * tree-nested.c (walk_omp_for): New function.
3098 (convert_nonlocal_reference, convert_local_reference): Call
3099 walk_omp_for on OMP_FOR.
3100 (convert_call_expr): Call walk_body on OMP_FOR's
3101 OMP_FOR_PRE_INIT_BODY.
3102
8090c12d 31032008-01-25 Richard Guenther <rguenther@suse.de>
3104
3105 PR tree-optimization/34966
3106 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3107 default defs and PHI_NODEs we have to insert after the
3108 defining statement.
3109
bcf954af 31102008-01-24 Nick Clifton <nickc@redhat.com>
3111
3112 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3113 Provide a default definition.
3114 (LIBGCC2_UNITS_PER_WORD): Likewise.
3115
3116 * config/stormy16/stormy16.c: Include df.h for the prototype
3117 for df_regs_ever_live_p.
3118 (xstormy16_expand_builtin_va_start): Convert the stack offset
3119 into a component_ref and then use POINTER_PLUS_EXPR to add it
3120 to the incoming_virtual_args_rtx.
3121 (xstormy16_gimplify_va_arg_expr): Rename to
3122 xstormy16_gimplify_va_arg_expr.
3123 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3124 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3125 xstormy16_gimplify_va_arg_expr.
3126 Fix up some formatting issues.
3127
3128 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3129 Move to predicates.md.
3130 (xs_hi_general_operand): Likewise.
3131 (xs_hi_nonmemory_operand): Likewise.
3132 * config/stormy16/predicates.md:
3133 (xstormy16_carry_plus_operand): New predicate.
3134 (xs_hi_general_operand): New predicate.
3135 (xs_hi_nonmemory_operand): New predicate.
3136 * config/stormy16/stormy16-protos.h:
3137 (xstormy16_carry_plus_operand): Delete prototype.
3138 (xs_hi_general_operand): Likewise.
3139 (xs_hi_nonmemory_operand): Likewise.
3140
3141 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3142 modifiers as they are no longer needed and they can trigger
3143 reload spill failures.
3144
3145 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3146 with a match_operand in order to help reload.
3147
3148 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3149 constraint with 'e' for the 8th alternative as this version of
3150 the mov.w instruction only accepts the lower 8 registers.
3151
72412d4b 31522008-01-25 Uros Bizjak <ubizjak@gmail.com>
3153
3154 PR target/34856
3155 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3156 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3157 vector elements.
3158
b22f2ff4 31592008-01-25 Jakub Jelinek <jakub@redhat.com>
3160
3161 PR middle-end/33333
3162 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3163
009b0c6d 31642008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3165
3166 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3167 New functions.
3168 (remove_structure): Update allocations list before removing structure.
3169
864a494e 31702008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3171
3172 * ipa-struct-reorg.c (is_safe_cond_expr,
3173 create_new_stmts_for_cond_expr): Use integer_zerop function,
3174 that recognize not only zero-pointer, but zero-integer too.
3175
98bdcbcf 31762008-01-25 Ben Elliston <bje@au.ibm.com>
3177
3178 PR other/22232
3179 * fixproto: Escape "." in sed expression that strips leading "./".
3180
79d52444 31812008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3182
3183 PR driver/34904
3184 * gcc.c (SWITCH_OK): Removed.
3185 (SWITCH_LIVE): Changed to bit.
3186 (SWITCH_FALSE): Likewise.
3187 (SWITCH_IGNORE): Likewise.
3188 (switchstr): Change live_cond to unsigned int.
3189 (process_command): Replace SWITCH_OK with 0.
3190 (do_self_spec): Likewise.
3191 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3192 (give_switch): Likewise.
3193 (used_arg): Likewise.
3194 (do_spec_1): Set the SWITCH_IGNORE bit.
3195 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3196 bits. Set the SWITCH_LIVE bit.
3197
6cb659b1 31982008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3199
3200 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3201
66bc4f2f 32022008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3203
3204 PR tree-optimization/34472
3205 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3206 parameter to a "bool *" and set *DATA to false if there is
3207 an unsafe access. Do not delete the structure here.
3208 (check_cond_exprs): Delete it here instead.
3209 (check_cond_exprs, exclude_cold_structs): Do not increase
3210 I when removing a structure.
3211
098e8492 32122008-01-24 Uros Bizjak <ubizjak@gmail.com>
3213
3214 PR target/34856
3215 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3216 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3217
4b53147e 32182008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3219
3220 PR middle-end/34934
3221 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3222 a fixed vector for stack.
3223
0af13ed4 32242008-01-24 Ben Elliston <bje@au.ibm.com>
3225
3226 PR c++/25701
3227 * doc/gcc.texi (Software development): Add a direntry for g++.
3228
631d7bf1 32292008-01-23 Hans-Peter Nilsson <hp@axis.com>
3230
248c1389 3231 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3232 stale and straggling -fforce-addr comments above.
3233
631d7bf1 3234 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3235 define.
3236 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3237 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3238
f4aea3f4 32392008-01-23 Michael Matz <matz@suse.de>
3240
3241 PR debug/34895
3242 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3243 gen_type_die.
3244
c7108d79 32452008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3246
3247 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3248 malloc result type.
3249
b1eb5c83 32502008-01-23 Anatoly Sokolov <aesok@post.ru>
3251
3252 * config/avr/avr.c (avr_current_arch): New variable.
3253 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3254 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3255 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3256 (avr_override_options): Init 'avr_current_arch'.
3257 (base_arch_s): Move from here...
3258 * config/avr/avr.h (base_arch_s): ... here. Add new members
3259 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3260 'mega' to 'have_jmp_call'.
3261 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3262 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3263 macros.
3264 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3265 architectures.
3266 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3267 MULTILIB_MATCHES): (Ditto.).
3268
46beef9a 32692008-01-23 Richard Guenther <rguenther@suse.de>
3270
3271 PR middle-end/31529
3272 * cgraphunit.c (cgraph_reset_node): Always mark the node
3273 not reachable if it is not queued already.
3274
f5c2bcb7 32752008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3276
3277 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3278 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3279 (cputype_selected): New static variable.
3280 (bfin_handle_option): Set it if -mcpu is used.
3281 (override_option): Select default set of workarounds if no cpu type
3282 selected on the command line.
3283 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27bedcb4 3284
3285 From Michael Frysinger <michael.frysinger@analog.com>
3286 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3287 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3288
3289 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3290 for bf547, bf523, bf524, and bf526.
3291 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3292 bf526.
3293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3294 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3295 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3296 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3297 * doc/invoke.texi (Blackfin Options): Document that
3298 -mcpu now accept bf547, bf523, bf524, and bf526.
3299
3888eedd 33002008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3301
3302 PR rtl-optimization/34628
3303 * combine.c (try_combine): Stop and undo after the first combination
3304 if an autoincrement side-effect on the first insn has effectively
3305 been lost.
3306
e74b57b1 33072008-01-22 David Edelsohn <edelsohn@gnu.org>
3308
3309 PR target/34529
3310 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3311 Offset addresses are not valid for Altivec or paired float modes.
3312
06faa2fe 33132008-01-22 Jakub Jelinek <jakub@redhat.com>
3314
bb436d4e 3315 PR c++/34607
3316 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3317 if DECL_INITIAL (decl) is error_mark_node.
3318
2cb0e5d9 3319 PR c++/34914
3320 * c-common.c (handle_vector_size_attribute): Only allow
3321 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3322 the same way as pointer, array etc. types.
3323 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3324
06faa2fe 3325 PR c++/34917
3326 * tree.c (build_type_attribute_qual_variant): Call
3327 build_qualified_type if attributes are equal, but quals are not.
3328
a54ab330 33292008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3330
3331 PR 32102
3332 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3333 * flags.h (warn_strict_aliasing): Remove.
3334 (warn_strict_overflow): Remove.
3335 * opts.c (warn_strict_aliasing): Remove.
3336 (warn_strict_overflow): Remove.
3337 * c-opts.c (c_common_handle_option): -Wall only sets
3338 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3339 (c_common_post_options): Give default values to -Wstrict-aliasing
3340 and -Wstrict-overflow if they are uninitialized.
3341 * common.opt (Wstrict-aliasing): Specify Var and Init.
3342 (Wstrict-overflow): Likewise.
3343
f437e46d 33442008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3345
3346 PR rtl-optimization/26854
3347 PR rtl-optimization/34400
3348 PR rtl-optimization/34884
3349 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3350 DF_RD->gen.
3351 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3352 (df_rd_bb_info.expanded_lr_out): Deleted
3353 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3354 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3355 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3356 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3357 Removed code to allocate, initialize or free expanded_lr_out.
3358 (df_rd_bb_local_compute_process_def): Restructured to make more
3359 understandable.
3360 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3361 sets if the sets are being trimmed.
3362
c7871c82 33632008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3364
3365 PR bootstrap/32287
3366 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3367 (as_vers): Likewise.
3368 * configure: Regenerated.
3369
df3f0669 33702008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3371
3372 PR middle-end/33092
3373 * tree-pass.h (pass_build_alias): New pass.
3374 * tree-ssa-alias.c (gate_build_alias): New.
3375 (pass_build_alias): New.
3376 * passes.c (init_optimization_passes): Add pass_build_alias after
3377 pass_create_structure_vars.
3378
d1191819 33792008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3380
3381 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3382 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3383 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3384 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3385 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3386 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3387 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3388 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3389 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3390 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3391 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3392 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3393 * config/s390/s390.md (FP_ALL): New mode iterator.
3394 (_d): New mode attribute.
3395 ("*signbit<mode>2>"): Changed mode of first operand.
3396 ("isinf<mode>2"): Changed mode of first operand.
3397 ("*TDC_insn"): Adaptation for DFP modes.
3398
f47ba5b1 33992008-01-22 Ben Elliston <bje@au.ibm.com>
3400
3401 * tree.c (check_qualified_type): Improve function description.
3402
0bc060a4 34032008-01-21 Jason Merrill <jason@redhat.com>
3404
3405 PR c++/34196
3406 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3407 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3408 if it is set.
3409
1c64e82e 34102008-01-21 DJ Delorie <dj@redhat.com>
3411
3412 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3413 return zero.
3414
2a2aef73 34152008-01-21 Richard Guenther <rguenther@suse.de>
3416
3417 PR middle-end/34856
3418 * tree-cfg.c (verify_expr): Allow all invariant expressions
3419 instead of just constant class ones as reference argument.
3420 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3421 like any other constant.
3422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3423
d8d756b9 34242008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3425
3426 * regmove.c (fixup_match_1): Update call crossed frequencies.
3427
62437c86 34282008-01-21 Richard Guenther <rguenther@suse.de>
3429
3430 PR c/34885
3431 * tree-inline.c (setup_one_parameter): Deal with mismatched
3432 types using a VIEW_CONVERT_EXPR.
3433
f25ba2cf 34342008-01-21 Alon Dayan <alond@il.ibm.com>
3435 Olga Golovanevsky <olga@il.ibm.com>
3436
3437 PR tree-optimization/34701
3438 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3439 when the structure size is not a power of 2.
3440
dbc72697 34412008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3442
3443 * doc/install.texi: Add doc for --enable-checking=df.
3444
c556495e 34452008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3446
3447 PR rtl-optimization/34808
3448 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3449
d8f69cf6 34502008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3451
3452 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3453 input.
3454
2e49e3bc 34552008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3456
3457 PR rtl-optimization/26854
3458 PR rtl-optimization/34400
3459 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3460 DF_RD->gen.
3461 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3462 (df_rd_bb_info.expanded_lr_out): New.
3463 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3464 * loop_iv.c (iv_analysis_loop_init): Ditto.
3465 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3466 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3467 Added code to allocate, initialize or free expanded_lr_out.
3468 (df_rd_bb_local_compute_process_def): Restructured to make
3469 more understandable.
3470 (df_rd_confluence_n): Add code to do nothing with fake edges and
3471 code to no apply invalidate_by_call sets if the sets are being trimmed.
3472 (df_lr_local_finalize): Renamed to df_lr_finalize.
3473 (df_live_local_finalize): Renamed to df_live_finalize.
3474
d2f3e075 34752008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3476
3477 PR target/34831
3478 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3479 deciding whether to use reciprocal instructions.
3480
4e971a07 34812008-01-19 Uros Bizjak <ubizjak@gmail.com>
3482
3483 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3484 dwarf2out_note_section_used if cold_text_section is NULL.
3485
b3a3ddec 34862008-01-19 Jakub Jelinek <jakub@redhat.com>
3487
3488 PR gcov-profile/34610
3489 * tree-cfg.c (make_edges): Mark both outgoing edges from
3490 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3491 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3492 from OMP_FOR and OMP_CONTINUE outgoing edges.
3493
3494 * tree-profile.c (tree_profiling): Return early if
3495 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3496 at the end.
3497 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3498 from cfun to child_cfun.
3499 * function.h (struct function): Add after_tree_profile bit.
3500
cb20fbcc 35012008-01-19 Anatoly Sokolov <aesok@post.ru>
3502
3503 * config/avr/avr.S (_exit): Disable interrupt.
3504
a7bc23c0 35052008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3506 Steven Bosscher <stevenb.gcc@gmail.com>
3507
3508 PR rtl-optimization/26854
3509 PR rtl-optimization/34400
3510 * df-problems.c (df_live_scratch): New scratch bitmap.
3511 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3512 (df_live_reset): Clear the proper bitmaps.
3513 (df_live_bb_local_compute): Only process the artificial defs once
3514 since the order is not important.
3515 (df_live_init): Init the df_live sets only with the variables
3516 found live by df_lr.
3517 (df_live_transfer_function): Use the df_lr sets to prune the
3518 df_live sets as they are being computed.
3519 (df_live_free): Free df_live_scratch.
3520
7765591b 35212008-01-18 Ian Lance Taylor <iant@google.com>
3522
3523 * common.opt: Add fmerge-debug-strings.
3524 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3525 flag_merge_debug_strings rather than flag_merge_constants.
3526 * doc/invoke.texi (Option Summary): Mention
3527 -fmerge-debug-strings.
3528 (Debugging Options): Document -fmerge-debug-strings.
3529
68d6de5b 35302008-01-18 Ian Lance Taylor <iant@google.com>
3531
3532 PR c++/33407
3533 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3534 (struct tree_function_decl): Add new field operator_new_flag.
3535 * tree-inline.c (expand_call_inline): When inlining a call to
3536 operator new, force the return value to go into a variable, and
3537 set DECL_NO_TBAA_P on that variable.
3538 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3539
af30c139 35402008-01-18 Uros Bizjak <ubizjak@gmail.com>
3541
3542 PR debug/34484
3543 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3544 DWARF2_DEBUGGING_INFO.
3545 (dwarf2out_note_section_used): Ditto. Add prototype.
3546 (have_multiple_function_sections, text_section_used,
3547 cold_text_section_used, *cold_text_sections): Move declarations
3548 before their uses.
3549
1650f4d3 35502008-01-17 Bob Wilson <bob.wilson@acm.org>
92f6e056 3551
3552 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3553 field and add signal_ra.
3554 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3555 assignments to frame state pc. Move end of stack check after
3556 MD_FALLBACK_FRAME_STATE_FOR.
3557 (uw_update_context_1): Use frame state signal_regs if set, instead
3558 of checking signal_frame flag.
3559 (uw_update_context): Use frame state signal_ra if set.
3560 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3561 * config/xtensa/linux-unwind.h: New file.
3562
1650f4d3 35632008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
c15d54d8 3564
3565 * modulo-sched.c (get_sched_window): Fix comment typo.
3566
ea5876d9 35672008-01-17 Andrew MacLeod <amacleod@redhat.com>
3568
3569 PR tree-optimization/34648
3570 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3571
d5f9ff99 35722008-01-17 Anatoly Sokolov <aesok@post.ru>
3573
3574 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3575 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3576
a9e21c4c 35772008-01-17 Seongbae Park <seongbae.park@gmail.com>
3578
3579 PR rtl-optimization/34400
3580 * df-core.c (df_worklist_dataflow_overeager,
3581 df_worklist_dataflow_doublequeue): New functions.
3582 (df_worklist_dataflow): Two different worklist solvers.
3583 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3584 New param.
3585
9d6f50ba 35862008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3587
3588 PR testsuite/34821
3589 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3590 and ftree-parallelize-loops.
3591
fa7f4c0c 35922008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3593
3594 PR rtl-optimization/34826
3595 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3596
74748e47 35972008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3598
3599 * global.c (find_reg): Mark the eh regs as used if necessary.
3600 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3601 * ra.h (struct allocno): no_eh_reg field added. Changed
3602 no_stack_reg type to bitfield.
3603
a13ff590 36042008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3605
3606 * tree.c (substitute_in_expr): Add missing 'break'.
3607
119368d7 36082008-01-17 Richard Guenther <rguenther@suse.de>
3609
3610 PR tree-optimization/34825
3611 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3612 x / x as division to handle.
3613
9f4dc59e 36142008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3615
3616 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3617 "-pthread" is specified.
3618 * pa-hpux11.h (LIB_SPEC): Likewise.
3619
1650f4d3 36202008-01-16 Janis Johnson <janis187@us.ibm.com>
2379ccd9 3621 Peter Bergner <bergner@vnet.ibm.com>
3622
3623 PR rtl-optimization/33796
3624 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3625
a2060dc3 36262008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3627
3628 PR libgfortran/34699
3629 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3630 static links.
3631 * pa-hpux10.h (LINK_SPEC): Likewise.
3632 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3633
0cfec3e9 36342008-01-16 Richard Guenther <rguenther@suse.de>
3635
3636 PR middle-end/32628
3637 * fold-const.c (fold_convert_const_int_from_int): Do not
3638 set overflow if that occured only because of a sign extension
3639 change when converting from/to a sizetype with the same
3640 precision and signedness.
3641
d848c04f 36422008-01-16 Uros Bizjak <ubizjak@gmail.com>
3643
3644 PR debug/34249
3645 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3646 location address to the correct place. Update copyright year.
3647
b44df49a 36482008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3649
3650 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3651 no dependences in the dependence_relations vector.
3652
a8587796 36532008-01-16 Jan Hubicka <jh@suse.cz>
3654
3655 PR rtl-optimization/31396
3656 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3657 * cfg.c (dump_reg_info): Print it.
3658 * regs.h (struct reg_info_t): add freq_calls_crossed.
3659 (REG_FREQ_CALLS_CROSSED): New macro.
3660 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3661 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3662 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3663 regmove_optimize): Update call crossed frequencies.
3664 * local-alloc.c (struct qty): Add freq_calls_crossed.
3665 (alloc_qty): Copute freq_calls_crossed.
3666 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3667 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3668 * ra.h (struct allocno): Add freq_calls_crossed.
3669
061202f8 36702008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3671
3672 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3673 libgomp when compiling with ftree-parallelize-loops.
3674 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3675
c782188f 36762008-01-16 Richard Guenther <rguenther@suse.de>
3677
3678 PR tree-optimization/34769
3679 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3680 * tree.c (int_cst_value): Instead make this function more
3681 permissive in what it accepts as valid input. Document this
3682 function always sign-extends the value.
3683
db812c94 36842008-01-16 Jakub Jelinek <jakub@redhat.com>
4e971a07 3685 Richard Guenther <rguenther@suse.de>
db812c94 3686
3687 PR c/34668
3688 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3689 (gimple_fold_indirect_ref_rhs): ... this.
3690 (gimple_fold_indirect_ref): New function with foldings
3691 that preserve lvalueness.
3692 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3693 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3694 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3695 to fold an INDIRECT_REF, fall back to the old use of
3696 fold_indirect_ref_1.
3697
e34df749 36982008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3699
3700 * tree-data-ref.c (subscript_dependence_tester_1): Call
3701 free_conflict_function.
3702 (compute_self_dependence): Same.
3703
9bf03e06 37042008-01-16 Uros Bizjak <ubizjak@gmail.com>
3705
3706 PR debug/34249
3707 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3708 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3709 function global.
3710 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3711 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3712 for DWARF2_UNWIND_INFO targets.
3713
36d43c4a 37142008-01-16 Richard Guenther <rguenther@suse.de>
3715
3716 PR c/34768
3717 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3718 type qualifiers for function types.
3719
6f22df65 37202008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3721
3722 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3723 loop_iterator li from previous commit.
3724
37252008-01-15 Sebastian Pop <sebastian.pop@amd.com>
d46d3c1c 3726
3727 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3728
d4fcfd16 37292008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3730
3731 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3732 (parallelize_loops): Don't parallelize irreducible components.
3733
c9d90c25 37342008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3735
3736 PR c++/24924
3737 * c-opts (c_common_post_options): Do not enable CPP
3738 flag_pedantic_errors by default.
3739
d2c970fe 37402008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3741
3742 PR rtl-optimization/31944
3743 * cse.c (remove_pseudo_from_table): New function.
3744 (merge_equiv_classes): Use above function to remove pseudo-registers.
3745 (invalidate): Likewise.
3746
3ff99faa 37472008-01-13 Richard Guenther <rguenther@suse.de>
3748
3749 PR middle-end/34601
3750 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3751 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3752
3e179c53 37532008-01-13 Uros Bizjak <ubizjak@gmail.com>
3754
3755 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3756 validate_change to unshare the source of the PC set.
3757
b513c084 37582008-01-12 Jan Hubicka <jh@suse.cz>
3759
3760 PR middle-end/32135
3761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3762 references above array bounds. This might trigger bounds checks for
3763 pointers to arrays.
3764
c2df357d 37652008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3766
3767 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3768 new_replaceable_dependencies.
3769
36e37a87 37702008-01-12 Doug Kwan <dougkwan@google.com>
3771
3772 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3773 instead of OPT_Wreturn_type in warning due to ignored return type
3774 qualifiers.
3775 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3776 options included in -Wextra.
3777 * c.opt: New option -Wignored_qualifiers.
3778 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3779 -Wignore_qualifiers.
3780 (-Wignored-qualifiers): Document.
3781 (-Wreturn-type): Remove description of functionality now handled
3782 by -Wignored-qualifiers.
3783
134ae613 37842008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3785
3786 PR ada/33788
3787 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3788 NOP_EXPR if it is between integral types with the same precision.
3789
f9f517cc 37902008-01-12 Jan Hubicka <jh@suse.cz>
3791
3792 PR other/28023
3793 * invoke.texi (max-inline-recursive-depth): Fix default value.
3794
33f263f5 37952008-01-12 Zdenek Dvorak <ook@ucw.cz>
3796
3797 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3798 correct type.
3799
0d1c6644 38002008-01-11 Bob Wilson <bob.wilson@acm.org>
3801
3802 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3803
6090393c 38042008-01-11 James E. Wilson <wilson@specifix.com>
3805
3806 PR target/26015
3807 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3808
a0a028c2 38092008-01-11 Anatoly Sokolov <aesok@post.ru>
3810
3811 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3812 save/restore frame pointer register and don't use 'call-prologues'
3813 optimization in function with "OS_task" attribute.
3814
13a68d5b 38152008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3816
3817 PR middle-end/31309
3818 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3819 when copying to memory.
3820
1ae2ffa7 38212008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3822
3823 PR rtl-optimization/30905
3824 * cfgcleanup.c: Include dce.h
3825 (crossjumps_occured): New global variable.
3826 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3827 If something changed, set crossjumps_occured to true.
3828 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3829 Don't add/remove fake edges to exit here...
3830 (cleanup_cfg): ...but do it here, when crossjumping.
3831 Run a fast DCE when successful crossjumps occured in the latest
3832 iteration of try_optimize_cfg.
3833
12661815 38342008-01-11 Richard Guenther <rguenther@suse.de>
3835
3836 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3837 (struct vn_unary_op_s): Likewise.
3838 (vn_reference_insert): Free old reference on hash collision.
3839
5bed1dca 38402008-01-10 Raksit Ashok <raksit@google.com>
3841
3842 PR rtl-optimization/27971
7650360f 3843 * combine.c (find_split_point): Split PLUS expressions which are
3844 inside a MEM rtx, and whose first operand is complex.
5bed1dca 3845
4a6a8336 38462008-01-10 DJ Delorie <dj@redhat.com>
3847
3848 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3849 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3850 (m32c_hard_regno_ok): Call the underlying function.
3851
5c6e4974 38522008-01-10 Richard Guenther <rguenther@suse.de>
3853
3854 PR middle-end/34683
3855 * tree-cfg.c (tree_merge_blocks): Do not go through the
3856 full-blown folding and stmt updating path if we just deal
3857 with virtual operands.
3858 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3859 test for abnormal SSA_NAMEs.
3860
cd6659e3 38612008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3862
3863 PR middle-end/34641
3864 * reload.c (push_reload): Add assertions. All constants from
3865 reg_equiv_constant should have been used for replacing the respective
3866 pseudo earlier.
3867 (find_reloads_address): Invoke find_reloads_address_part for
3868 constant taken from the reg_equiv_constant array.
3869
6d6adc82 38702008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3871
3872 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3873 field (valnum) the first in the struct. Replace bools with
3874 unit bit fields.
3875
b050ae3e 38762008-01-10 Richard Guenther <rguenther@suse.de>
3877
3878 PR tree-optimization/34651
3879 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3880 types and ordering for masking and converting.
3881
77727654 38822008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3883
3884 PR tree-optimization/34017
3885 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3886 also for PHI_NODE expressions.
3887
cc9c1c51 38882008-01-09 Jan Hubicka <jh@suse.cz>
3889
3890 PR tree-optimization/34708
3891 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3892 based on number of case labels.
3893 (init_inline_once): Remove switch_cost.
3894 * tree-inline.h (eni_weights_d): Remove switch_cost.
3895
e8b8bad7 38962008-01-09 Richard Guenther <rguenther@suse.de>
3897 Andrew Pinski <andrew_pinski@playstation.sony.com>
3898
3899 PR middle-end/30132
3900 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3901 temporary if an rvalue is ok or an lvalue is not required.
3902
8b58aec5 39032008-01-09 Richard Guenther <rguenther@suse.de>
3904
3905 PR middle-end/34458
3906 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3907 adjust return type.
3908
b2ee3594 39092008-01-09 Richard Guenther <rguenther@suse.de>
3910
3911 PR middle-end/34679
3912 * tree.c (host_integerp): Check for sizetype only if the
3913 type is an integer type.
3914
3e6bab0c 39152008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3916
3917 PR debug/26364
3918 * opts.c (decode_options): Disable inlining of functions called
3919 once if not in unit-at-a-time mode.
3920
f72a5ea4 39212008-01-09 Alexandre Oliva <aoliva@redhat.com>
3922
3923 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3924
454a1307 39252008-01-08 Richard Guenther <rguenther@suse.de>
3926
3927 PR middle-end/31863
3928 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3929 out early if the result will be unused.
3930
1615433d 39312008-01-08 Uros Bizjak <ubizjak@gmail.com>
3932
3933 PR target/34709
3934 Revert:
3935
3936 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3937 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3938 for TARGET_RECIP.
3939
e96df6c2 39402008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3941
1615433d 3942 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3943 for vectorization tuned.
e96df6c2 3944
911908dc 39452008-01-08 Richard Guenther <rguenther@suse.de>
3946
3947 PR tree-optimization/34683
3948 * tree-ssa-operands.c (operand_build_cmp): Export.
3949 * tree-ssa-operands.h (operand_build_cmp): Declare.
3950 * tree-vn.c (vuses_compare): Remove.
3951 (sort_vuses): Use operand_build_cmp.
3952 (sort_vuses_heap): Likewise.
3953 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3954 to re-use old VEC if available. Do not sort already sorted VUSEs.
3955 (vdefs_to_vec): Do not sort already sorted VDEFs.
3956
d7c85fac 39572008-01-08 Jakub Jelinek <jakub@redhat.com>
3958
3959 PR middle-end/34694
3960 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3961
c7f0e882 39622008-01-08 Uros Bizjak <ubizjak@gmail.com>
3963
3964 PR target/34702
3965 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3966 limitations of reciprocal sequences on x86 targets.
3967
b5ea3701 39682008-01-08 Richard Guenther <rguenther@suse.de>
3969
3970 PR tree-optimization/34683
3971 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3972
a7df40d7 39732008-01-07 Jakub Jelinek <jakub@redhat.com>
3974
3975 PR target/34622
3976 * config/darwin.c (darwin_mergeable_string_section): Don't use
3977 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3978
5921cbdf 39792008-01-07 Uros Bizjak <ubizjak@gmail.com>
3980
3981 PR target/34682
3982 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3983 negxf2. Macroize expander using X87MODEF mode iterator. Change
3984 predicates of op0 and op1 to register_operand.
c7f0e882 3985 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3986 expander using X87MODEF mode iterator. Change predicates of
3987 op0 and op1 to register_operand.
5921cbdf 3988 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3989 corresponding patterns and macroize using MODEF macro. Change
3990 predicates of op0 and op1 to register_operand and remove
3991 "m" constraint. Disparage "r" alternative with "!".
3992 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3993 macroize using X87MODEF macro. Change predicates of op0 and op1
3994 to register_operand and remove "m" constraint. Disparage "r"
3995 alternative with "!".
3996 (absneg splitter with memory operands): Remove.
3997 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3998 patterns and macroize using X87MODEF mode iterator.
3999 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4000 Change predicate of op1 to register_operand.
4001 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
c7f0e882 4002 for memory operands.
5921cbdf 4003
1dd6dd88 40042008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4005
4006 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4007
b041d147 40082008-01-07 Richard Guenther <rguenther@suse.de>
4009
4010 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4011 fields.
4012
3ee3dfa4 40132008-01-07 Richard Guenther <rguenther@suse.de>
4014
4015 PR tree-optimization/34683
4016 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4017 VOPs of the needed size to save memory. Use VEC_quick_push
4018 to save compile-time.
4019 (vdefs_to_vec): Likewise.
4020
ca03fed0 40212008-01-07 Sa Liu <saliu@de.ibm.com>
3ee3dfa4 4022
5921cbdf 4023 * config/spu/spu.md (divdf3): Genetate inline code for double
4024 division. The implementation doesn't handle INF or NAN, therefore it
4025 only applies when -ffinite-math-only is given.
ca03fed0 4026
be46c846 40272008-01-06 Paolo Carlini <pcarlini@suse.de>
4028
4029 PR libstdc++/34680
4030 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4031 * doc/cpp.texi ([Common Predefined Macros]): Document.
4032
9edaf48c 40332008-01-06 Uros Bizjak <ubizjak@gmail.com>
4034
4035 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4036 order to use commutative addition instead of subtraction.
4037
aa620173 40382008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4039 Mircea Namolaru <namolaru@il.ibm.com>
4040 Vladimir Yanovsky <yanov@il.ibm.com>
4041 Revital Eres <eres@il.ibm.com>
4042
4043 PR tree-optimization/34263
4044 * tree-outof-ssa.c (process_single_block_loop_latch,
4045 contains_tree_r): New functions.
4046 (analyze_edges_for_bb): Call process_single_block_loop_latch
4047 function to empty single-basic-block latch block if possible.
4048
459609ab 40492008-01-05 Uros Bizjak <ubizjak@gmail.com>
4050
4051 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4052 for TARGET_RECIP.
4053 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4054
35160457 40552008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4056
4057 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4058
5f98e2aa 40592008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4060
4061 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4062
640fba6f 40632008-01-05 Jakub Jelinek <jakub@redhat.com>
4064
4065 PR tree-optimization/34618
4066 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4067 flag from T.
4068
1a086819 40692008-01-05 Uros Bizjak <ubizjak@gmail.com>
4070
4071 PR target/34673
4072 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4073 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4074 Update copyright year.
4075
4076 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4077 Update copyright year.
4078 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4079 using NR fixup.
4080
f831baaf 40812008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4082
4083 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4084 edge does not point to current bb before changing need_assert.
4085
cd3f90e2 40862008-01-04 Richard Guenther <rguenther@suse.de>
4087
4088 PR middle-end/34029
4089 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4090 for verifying purposes if they are is_gimple_min_invariant.
4091
5b56c905 40922008-01-04 Aldy Hernandez <aldyh@redhat.com>
4093
4094 PR tree-optimization/34448
4095 PR tree-optimization/34465
4096 * gimplify.c (gimplify_init_constructor): Add new parameter
4097 notify_temp_creation. Use it.
4098 (gimplify_modify_expr_rhs): Take volatiles into account when
4099 optimizing constructors.
4100 Do not optimize constructors if gimplify_init_constructor will dump to
4101 memory.
4102 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4103 * gcc.c-torture/compile/pr34448.c: New.
4104
dfbb5324 41052008-01-04 Jakub Jelinek <jakub@redhat.com>
4106
4107 PR gcov-profile/34609
4108 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4109 return_slot if result is TREE_ADDRESSABLE.
4110
1bbc673e 41112008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4112
4113 * config/mips/mips.md (sqrt_condition): Tweak comment.
4114 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4115
78c2e180 41162008-01-03 Tom Tromey <tromey@redhat.com>
4117
dfbb5324 4118 PR c/34457
78c2e180 4119 * c-common.c (c_type_hash): Handle VLAs.
4120
186f5fff 41212008-01-03 Jan Hubicka <jh@suse.cz>
4122
4123 PR tree-optimization/31081
4124 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4125 0 when inlining and not inlining to first basic block.
4126 (remap_decl): When var is initialized to 0, don't set default_def.
4127 (expand_call_inline): Set entry_bb.
4128 * tree-inline.h (copy_body_data): Add entry_bb.
4129
361c9aad 41302008-01-03 Jakub Jelinek <jakub@redhat.com>
4131
e3a37aef 4132 PR c++/34619
4133 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4134 before returning.
4135
361c9aad 4136 PR tree-optimization/29484
4137 * tree-inline.c (inline_forbidden_p_2): New function.
4138 (inline_forbidden_p): Disallow inlining if some static var
4139 has an address of a local LABEL_DECL in its initializer.
4140 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4141 vs. inlining.
4142
e1feff4f 41432008-01-03 Sebastian Pop <sebastian.pop@amd.com>
bfe20447 4144
4145 PR tree-optimization/34635
4146 * tree-data-ref.c (add_other_self_distances): Make sure that the
4147 evolution step is constant.
4148
fbe86b1b 41492008-01-03 Jakub Jelinek <jakub@redhat.com>
4150
4151 PR middle-end/34608
f831baaf 4152 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
fbe86b1b 4153
99f35fae 41542008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4155
4156 * tree-sra.c (scalarize_init): Insert the generate_element_init
4157 statements after the generate_element_zero statements.
4158
20e67c9a 41592008-01-02 Richard Guenther <rguenther@suse.de>
4160
4161 PR middle-end/34093
4162 PR middle-end/31976
4163 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4164 for very large number of operands instead of ICEing.
4165
02be515c 41662008-01-02 Arthur Norman <acn1@cam.ac.uk>
4167
f831baaf 4168 PR target/34013
a4890dc9 4169 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
02be515c 4170 while stack probing.
4171
799bdf64 41722008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4173
02be515c 4174 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
f831baaf 4175 in C++0x mode.
799bdf64 4176
65e47be2 41772008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4178
4179 PR libmudflap/26442
4180 * tree-mudflap.c (mx_register_decls): Guard warning by
4181 !DECL_ARTIFICIAL check.
4182
25a3b4c5 41832008-01-01 Jakub Jelinek <jakub@redhat.com>
4184
4185 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4186 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4187 sse5_perm<mode>): Fix constraints.
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