1 2008-03-15 Richard Guenther <rguenther@suse.de>
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.
11 2008-03-15 Richard Guenther <rguenther@suse.de>
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.
22 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23 Anatoly Sokolov <aesok@post.ru>
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
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.
58 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
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.
72 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
73 __builtin_ia32_pmuludq]: Fix the mode of return value.
75 2008-03-15 Richard Guenther <rguenther@suse.de>
78 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
81 2008-03-14 Bob Wilson <bob.wilson@acm.org>
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.
91 2008-03-14 Richard Guenther <rguenther@suse.de>
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.
108 2008-03-14 David Edelsohn <edelsohn@gnu.org>
110 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
111 archive and Perzl. Update The Written Word listing.
113 2008-03-14 Richard Guenther <rguenther@suse.de>
115 PR tree-optimization/34043
116 PR tree-optimization/33989
117 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
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.
155 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
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
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.
164 2008-03-13 Alon Dayan <alond@il.ibm.com>
165 Olga Golovanevsky <olga@il.ibm.com>
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.
171 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
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.
187 2008-03-13 Jakub Jelinek <jakub@redhat.com>
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.
194 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
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.
202 2008-03-12 Paul Brook <paul@codesourcery.com>
204 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
206 2008-03-12 Paul Brook <paul@codesourcery.com>
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.
216 2008-03-12 Paul Brook <paul@codesourcery.com>
218 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
220 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/i386.md (int_cond): New code iterator.
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.
233 2008-03-12 Paul Brook <paul@codesourcery.com>
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.
250 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
252 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
255 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
256 conversion to the operands of a multiplication.
258 2008-03-12 Richard Guenther <rguenther@suse.de>
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.
267 2008-03-12 Jakub Jelinek <jakub@redhat.com>
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.
278 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
279 Ira Rosen <irar@il.ibm.com>
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..
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().
295 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
304 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
306 * ipa-reference.c (static_execute): Remove module_statics_const and
307 associated setting code.
309 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
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
317 (paritydi2_cmp): Use register_operand constraint for operand 3.
318 Use earlyclobber modifier for operand 1. Remove support for
321 2008-03-11 Paul Brook <paul@codesourcery.com>
322 Vladimir Prus <vladimir@codesourcery.com>
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
337 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
339 PR rtl-optimization/35281
340 * expr.c (convert_move): Use a new pseudo for the intermediate
341 from_mode->word_mode result.
343 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
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.
349 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
352 * expr.c (store_expr): Call emit_block_move if the mode
353 of "temp" RTX is BLKmode.
355 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
356 Richard Guenther <rguenther@suse.de>
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
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
377 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
379 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
380 Remove commutativity hint.
382 2008-03-10 Jakub Jelinek <jakub@redhat.com>
386 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
387 errorneous type. Check that v is a VAR_DECL.
390 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
392 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
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.
398 2008-03-10 Richard Guenther <rguenther@suse.de>
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.
414 2008-03-10 Paul Brook <paul@codesourcery.com>
416 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
419 2008-03-10 Paul Brook <paul@codesourcery.com>
420 Mark Shinwell <shinwell@codesourcery.com>
422 * config/arm/cortex-r4.md: New.
423 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
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.
431 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
433 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
435 2008-03-10 Richard Guenther <rguenther@suse.de>
437 * tree-ssa-pre.c (get_sccvn_value): Simplify.
438 (compute_avail): Do not add stmt uses to AVAIL_OUT.
440 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
442 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
445 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
447 * c.opt (Wsynth): Deprecate.
448 * doc/invoke.texi (Option Summary, Warning Options): Document
449 -Wno-format-contains-nul.
451 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
455 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
457 2008-03-09 Ira Rosen <irar@il.ibm.com>
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
466 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
468 2008-03-08 Richard Guenther <rguenther@suse.de>
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
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.
480 2008-03-08 Richard Guenther <rguenther@suse.de>
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
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
503 (vn_unary_op_insert, vn_binary_op_insert): Replace with
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.
513 2008-03-08 Jakub Jelinek <jakub@redhat.com>
516 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
517 wdst back after sync_compare_and_swapqhi_internal.
519 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
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.
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.
588 2008-03-07 Joseph Myers <joseph@codesourcery.com>
590 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
592 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
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.
599 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
601 * c-common.c (vector_types_convertible_p): Call langhook
602 instead of comptypes.
604 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
607 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
608 integral and scalar float variables which have a
611 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
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.
619 2008-03-06 Jakub Jelinek <jakub@redhat.com>
621 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
622 for the same VAR_DECL.
624 2008-03-06 Tom Tromey <tromey@redhat.com>
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
631 (Configuration): Don't mention treelang.
632 (Building): Likewise.
633 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
635 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
637 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
638 word-extractions out of a multi-word object.
640 2008-03-06 Richard Guenther <rguenther@suse.de>
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
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.
659 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
661 * cse.c (cse_extended_basic_block): Invalidate artificial defs
664 2008-03-06 Richard Guenther <rguenther@suse.de>
666 * alias.c (struct alias_set_entry): Move has_zero_child field
667 to pack with alias_set.
669 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
671 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
674 2008-03-05 Ian Lance Taylor <iant@google.com>
676 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
678 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
680 * fwprop.c (update_df): Support width and offset parameters of
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
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
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.
712 2008-03-05 Richard Guenther <rguenther@suse.de>
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.
720 * tree.h (get_inner_reference, handled_component_p): Update
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.
730 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
732 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
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_*.
758 2008-03-05 Richard Guenther <rguenther@suse.de>
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.
765 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
767 * gthr-rtems.h: Implement __gthread_mutex_destroy.
769 2008-03-05 Richard Guenther <rguenther@suse.de>
772 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
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.
784 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
787 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
788 (split_block_and_df_analyze): New. Split basic block and rebuild
790 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
792 (split_pattern_seq): Likewise.
793 (erase_matching_seqs): Likewise.
794 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
796 2008-03-04 Geoff Keating <geoffk@apple.com>
798 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
799 declaration and code.
800 (tree_invalid_nonnegative_warnv_p): Likewise.
802 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
804 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
805 examples. Truncate option-names then causing overfull hbox.
807 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
810 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
812 * configure: Rebuilt.
814 2008-03-04 Rafael Espindola <espindola@google.com>
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.
823 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
826 * opts.c (handle_option): Postpone 'unknown option' errors only for
829 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
832 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
835 2008-03-04 Rafael Espindola <espindola@google.com>
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.
842 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
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.
849 2008-03-04 Joseph Myers <joseph@codesourcery.com>
851 * config/i386/i386.c (override_options): Force
852 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
854 2008-03-04 Jan Hubicka <jh@suse.cz>
857 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
860 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
862 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
863 label to probe the stack.
865 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
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.
873 2008-03-03 Jan Hubicka <jh@suse.cz>
876 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
877 aggressive on inlining cold calls.
879 2008-03-03 Richard Guenther <rguenther@suse.de>
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.
891 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
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.
899 2008-03-02 Jakub Jelinek <jakub@redhat.com>
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.
908 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
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.
928 2008-03-02 Joseph Myers <joseph@codesourcery.com>
930 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
931 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
932 __absvsi2, __absvDI2): Use unsigned arithmetic.
934 2008-03-02 Andi Kleen <ak@suse.de>
935 Richard Guenther <rguenther@suse.de>
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.
945 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
947 * ifcvt.c (noce_process_if_block): Try to handle only the then
948 block if the else block exists but isn't suitable.
950 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
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.
957 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
960 * gthr.h: Add __gthread_mutex_destroy as a function that must be
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.
977 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
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.
988 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
990 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
992 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
994 * tree-flow-inline.h (next_readonly_imm_use): Return
995 NULL_USE_OPERAND_P after the end.
997 2008-03-01 Richard Guenther <rguenther@suse.de>
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
1004 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1006 * fold-const.c (fold_convertible_p): Correct the logic to follow
1007 that in fold_convert().
1009 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1012 * tree-inline.c (build_duplicate_type): When we make a
1013 duplicate type, make it unique in the canonical types system.
1015 2008-02-29 Tom Tromey <tromey@redhat.com>
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):
1024 * diagnostic.h (struct diagnostic_context) <last_module>: Change
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.
1032 2008-02-29 Paul Brook <paul@codesourcery.com>
1034 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1036 2008-02-29 Paul Brook <paul@codesourcery.com>
1038 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1040 2008-02-29 Richard Guenther <rguenther@suse.de>
1042 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
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.
1049 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1051 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1052 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1054 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1056 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1058 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1059 strides against cache sizes.
1061 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1063 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1066 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
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.
1074 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
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.
1082 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
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.
1102 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
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.
1112 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
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.
1122 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1123 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
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.
1139 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1142 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1143 other than structures and unions.
1145 2008-02-28 Richard Guenther <rguenther@suse.de>
1148 2008-02-26 Richard Guenther <rguenther@suse.de>
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
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.
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
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.
1208 2008-02-27 David Daney <ddaney@avtrex.com>
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.
1217 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
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.
1226 2008-02-27 Tom Tromey <tromey@redhat.com>
1228 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1229 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1231 2008-02-27 Jan Beulich <jbeulich@novell.com>
1233 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1234 update the respective field on newdecl.
1236 2008-02-27 Revital Eres <eres@il.ibm.com>
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.
1245 2008-02-27 Richard Guenther <rguenther@suse.de>
1248 * fold-const.c (fold_unary): Return the correct argument,
1249 converted to the result type.
1251 2008-02-27 Richard Guenther <rguenther@suse.de>
1254 * expr.c (expand_expr_real_1): Assert on rotates that operate
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.
1260 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1262 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
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.
1279 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1282 * c-parser.c (c_parser_translation_unit): Warn for empty
1283 translation unit, not empty source file.
1285 2008-02-26 Paul Brook <paul@codesourcery.com>
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.
1306 2008-02-27 Ben Elliston <bje@au.ibm.com>
1308 * config/rs6000/rs6000.c: Annotate cache line size field in all
1309 instances of struct processor_costs.
1311 2008-02-26 David Edelsohn <edelsohn@gnu.org>
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.
1330 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1332 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1334 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1336 2008-02-26 Jason Merrill <jason@redhat.com>
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.
1342 2008-02-26 Tom Tromey <tromey@redhat.com>
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
1352 * c-common.c (fname_decl): Remove old location code.
1353 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1355 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
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
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
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
1426 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
1434 2008-02-26 Richard Guenther <rguenther@suse.de>
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
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.
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
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.
1494 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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...
1503 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1505 * common.opt (Wlarger-than=): New.
1506 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
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.
1514 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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
1521 (push_init_level): Update call to warning_init.
1522 (pop_init_level): Likewise.
1523 (add_pending_init): Likewise.
1524 (output_init_element: Likewise.
1526 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
1537 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1539 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1542 2008-02-25 Richard Guenther <rguenther@suse.de>
1545 2008-02-25 Richard Guenther <rguenther@suse.de>
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
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.
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
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.
1603 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
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.
1610 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1613 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1614 actual behaviour and C99.
1616 2008-02-26 Ben Elliston <bje@au.ibm.com>
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.
1624 2008-02-25 Richard Guenther <rguenther@suse.de>
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
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.
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
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.
1682 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
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.
1689 2008-02-25 Jan Beulich <jbeulich@novell.com>
1691 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
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.
1708 2008-02-25 Ben Elliston <bje@au.ibm.com>
1711 * c-decl.c (grokdeclarator): Remove unused local variables
1712 `typedef_type' and `type_as_written'.
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
1719 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
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.
1727 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1728 Revital Eres <eres@il.ibm.com>
1730 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1731 regarding the order of two dependent insns in the same row.
1733 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
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.
1738 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1740 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1743 2008-02-24 Diego Novillo <dnovillo@google.com>
1745 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
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.
1754 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
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
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.
1770 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1772 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1773 instead of TARGET_STRICT_ALIGN.
1775 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1777 * explow.c (memory_address): Assert that the generated address is
1780 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
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.
1788 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1791 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
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).
1797 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1800 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1801 file" warning condtional on -Winvalid-PCH.
1803 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1805 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1807 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
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.
1817 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1819 PR documentation/31569
1820 * doc/install.texi2html: Use makeinfo --no-number-sections.
1822 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
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.
1828 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1830 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1831 strings when optimizing for size, unless the target cares about
1834 2008-02-22 Tom Tromey <tromey@redhat.com>
1836 * regclass.c (current_pass): Remove declaration.
1838 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1840 * config/avr/libgcc.S (__RAMPZ__): Define.
1841 (__do_copy_data): Add for devices with 128KB code memory.
1843 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1845 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1847 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1849 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1851 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1854 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1857 * c-typeck.c (build_binary_op): Warn about floating point
1858 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1860 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1863 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1864 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
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.
1873 2008-02-22 Tomas Bily <tbily@suse.cz>
1875 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1877 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1880 * config.build (build_file_translate): Set to `CMD //c' only if
1882 * Makefile.in (build_file_translate): Improve comment.
1884 2008-02-21 Jan Hubicka <jh@suse.cz>
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.
1890 2008-02-21 Michael Matz <matz@suse.de>
1893 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1895 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
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
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.
1914 2008-02-21 Richard Guenther <rguenther@suse.de>
1916 * tree.def (PAREN_EXPR): New tree code.
1917 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
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)
1926 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1929 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1931 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1934 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1936 * config/sh/sh.c (find_barrier): Don't go past
1937 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1939 2008-02-20 DJ Delorie <dj@redhat.com>
1941 * config/h8300/h8300.md (insv): Force source operand to be a register.
1943 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1944 as a jump, not as a plain insn.
1946 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1948 * doc/invoke.texi (Warning Options): Add new option
1949 -Wframe-larger-than=.
1950 (-Wframe-larger-than): Document.
1952 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1953 Add declarations for new option variables.
1955 * final.c (final_start_function): Check the frame size
1956 before emission and issue a Wframe-larger-than warning.
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_.
1962 * common.opt (Wframe-larger-than=): New option.
1964 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
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
1975 2008-02-20 Richard Guenther <rguenther@suse.de>
1978 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1979 be happy with INTEGRAL_TYPE_P.
1981 2008-02-20 Richard Guenther <rguenther@suse.de>
1983 * fold-const.c (split_tree): Associate floatig-point expressions
1984 if flag_associative_math is set.
1986 2008-02-20 Richard Guenther <rguenther@suse.de>
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.
1993 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1995 * doc/install.texi: Correct references to CFLAGS, replacing them
1996 with BOOT_CFLAGS. Document flags used during bootstrap for
1999 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
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
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
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.
2049 2008-02-20 Ira Rosen <irar@il.ibm.com>
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.
2055 2008-02-19 Jan Hubicka <jh@suse.cz>
2057 * predict.c (tree_bb_level_predictions): Remove variable next
2058 mistakely introduced by previous commit.
2060 2008-02-19 Jan Hubicka <jh@suse.cz>
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.
2066 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2075 2008-02-19 Jan Hubicka <jh@suse.cz>
2077 PR rtl-optimization/34408
2078 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2081 2008-02-19 Jan Hubicka <jh@suse.cz>
2084 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2087 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2090 * config/i386/i386-modes.def: Revert the last DI alignment
2091 change until Ada people can look into it.
2093 2008-02-19 Nick Clifton <nickc@redhat.com>
2095 * opts.c (print_specific_help): Fix typo in --help text.
2097 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2100 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2101 32-bit inline asm without asm alternatives for host GCC < 3.0.
2103 2008-02-19 Richard Guenther <rguenther@suse.de>
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.
2109 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2111 * c-common.c (warn_for_collisions_1): Use appropriate option when
2114 2008-02-19 Nick Clifton <nickc@redhat.com>
2117 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
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.
2131 2008-02-19 Revital Eres <eres@il.ibm.com>
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.
2138 2008-02-19 Christian Bruel <christian.bruel@st.com>
2139 Zdenek Dvorak <ook@ucw.cz>
2141 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2143 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2147 (*x86_movdicc_0_m1_se): Ditto.
2149 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
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.
2156 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2158 Support valgrind 3.3 for --enable-checking=valgrind.
2159 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
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
2169 * ggc-zone.c: Similar.
2170 * ggc-page.c: Similar.
2172 2008-02-19 Paul Brook <paul@codesourcery.com>
2175 * config/arm/ieee754-df.S: Fix do_it typo.
2176 * config/arm/ieee754-sf.S: Fix do_it typo.
2178 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
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
2204 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2205 (override_options): Don't turn on implied SSE/MMX bits in
2208 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2213 2008-02-18 Joey Ye <joey.ye@intel.com>
2216 * tree-nested.c (insert_field_into_struct): Set type alignment
2217 to field alignment if the former is less than the latter.
2219 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2221 * BASE-VER: Set to 4.4.0.
2223 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2238 2008-02-17 Richard Guenther <rguenther@suse.de>
2241 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2242 without default definition.
2244 2008-02-17 Richard Guenther <rguenther@suse.de>
2246 PR tree-optimization/35231
2247 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2250 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
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.
2258 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2261 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2263 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2265 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2268 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2281 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2284 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2286 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2287 rather than in entry_bb.
2289 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2292 libgcc_cmp_return mode.
2294 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2297 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2298 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2300 2008-02-15 Richard Guenther <rguenther@suse.de>
2301 Zdenek Dvorak <ook@ucw.cz>
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
2310 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2313 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2315 2008-02-15 Jan Hubicka <jh@suse.cz>
2318 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2320 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2323 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2324 when calculating alignment_pad.
2326 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
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.
2333 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2335 PR preprocessor/35061
2336 * c-pragma.c (handle_pragma_pop_macro): Check that
2337 pushed_macro_table has been allocated.
2339 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
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.
2350 2008-02-14 Michael Matz <matz@suse.de>
2353 * function.c (instantiate_virtual_regs_in_insn): Reload address
2354 before falling back to reloading the whole operand.
2356 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2358 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2359 before the first section switch note.
2361 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2385 * doc/extend.texi: Use @: or add comma where appropriate.
2386 * doc/invoke.texi: Likewise.
2387 * doc/tm.texi: Likewise.
2389 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2392 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2395 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2397 * doc/md.texi (clz, ctz): Add reference.
2398 * doc/rtl.texi (clz, ctz): Likewise.
2400 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2403 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2406 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
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
2417 2008-02-13 Michael Matz <matz@suse.de>
2420 * var-tracking.c (clobber_variable_part): Correctly traverse the
2423 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
2431 2008-02-12 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/35171
2434 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2437 2008-02-12 Richard Guenther <rguenther@suse.de>
2440 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2441 value-preserving mode. Disallow final truncation.
2443 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2446 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2447 code from here to...
2448 (force_gimple_operand): ...here.
2450 2008-02-12 Jakub Jelinek <jakub@redhat.com>
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
2460 * function.c (match_asm_constraints_1): Don't replace the same input
2463 2008-02-12 Anatoly Sokolov <aesok@post.ru>
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.
2470 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2472 * config/i386/cygwin.asm: (__alloca): Correct calling
2473 convention and alignment.
2474 (__chkstk): Force 8 byte stack alignment.
2476 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2477 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/33992
2480 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2481 the zero we compare against.
2483 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2486 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2487 to CloseHandle after unlocking to prevent accumulation of handle
2490 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
2497 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2500 * combine.c (simplify_if_then_else): Make sure the comparison is
2501 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2503 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
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.
2512 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2518 2008-02-08 Sa Liu <saliu@de.ibm.com>
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.
2524 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2526 * doc/extend.texi (Function Attributes) <noinline>: Mention
2527 asm ("") as method to keep calls.
2529 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2532 * doc/options.texi (Options): Replace references to opts.sh with
2534 * opts-common.c: Likewise.
2535 * optc-gen.awk: Likewise.
2537 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2539 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2541 2008-02-07 Richard Henderson <rth@redhat.com>
2544 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2545 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2548 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
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.
2555 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2558 * Makefile.in (LIBS): Remove $(GMPLIBS).
2559 (cc1-dummy, cc1): Add $(GMPLIBS).
2561 2008-02-06 Jan Hubicka <jh@suse.cz>
2564 * i386.md (moddf_integer): Do not produce partial memory stalls for
2565 targets where it hurts.
2567 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2570 * optabs.c (expand_float): Do not check for decimal modes when
2571 expanding unsigned integer through signed conversion.
2573 2008-02-06 Nick Clifton <nickc@redhat.com>
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.
2580 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
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
2586 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2588 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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}.
2598 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
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.
2605 2008-02-05 Diego Novillo <dnovillo@google.com>
2607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2610 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2612 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2617 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
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.
2625 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2627 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2629 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2632 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2633 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2635 2008-02-04 Diego Novillo <dnovillo@google.com>
2637 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
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.
2644 2008-02-04 Richard Guenther <rguenther@suse.de>
2647 * expr.c (count_type_elements): Give for unions instead of
2650 2008-02-04 Richard Guenther <rguenther@suse.de>
2653 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2654 to TYPE_DOMAINs base type instead of using bitsizetype here.
2656 2008-02-03 Jason Merrill <jason@redhat.com>
2658 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2660 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2668 2008-02-02 Michael Matz <matz@suse.de>
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.
2678 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2680 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2682 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
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.
2690 2008-02-01 Roger Sayle <roger@eyesopen.com>
2693 * configure.ac (--enable-fixed-point): Disable unless explicitly
2695 * configure: Regenerate.
2697 2008-02-01 Richard Guenther <rguenther@suse.de>
2700 * invoke.texi (-finline-limit): Remove no longer true parts
2701 of the documentation. Note that there is no default value.
2703 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2704 Mark Mitchell <mark@codesourcery.com>
2705 Ben Elliston <bje@au.ibm.com>
2708 * doc/extend.texi (Other Builtins): Document.
2710 2008-01-31 Tom Browder <tom.browder@gmail.com>
2712 * doc/c-tree.texi (Types): Fix grammar.
2713 (Expression trees): Ditto.
2714 * doc/passes.texi (Tree-SSA passes): Ditto.
2716 * doc/configterms.texi (Configure Terms): Fix typo.
2717 * doc/cpp.texi (Common Predefined Macros): Ditto.
2718 * doc/md.texi (Machine Constraints): Ditto.
2720 * doc/makefile.texi (Makefile): Add comma.
2722 2008-01-31 Tom Browder <tom.browder@gmail.com>
2723 Gerald Pfeifer <gerald@pfeifer.com>
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.
2730 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2733 * config/mips/mips.c (gen_load_const_gp): New function, taking a
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.
2739 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
2746 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
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.
2755 2008-01-30 Richard Henderson <rth@redhat.com>
2758 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2759 for unbounded arrays.
2761 2008-01-30 Silvius Rus <rus@google.com>
2763 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2765 2008-01-30 Jan Hubicka <jh@suse.cz>
2768 * i386.c (init_cumulative_args): Use real function declaration when
2771 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
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.
2781 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
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.
2788 2008-01-30 Jakub Jelinek <jakub@redhat.com>
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.
2799 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2801 * c-typeck.c (build_external_ref): Don't pedwarn about
2802 static vars in current function's scope.
2804 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2806 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2808 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2811 * ipa-struct-reorg.c: Fix spelling.
2812 * params.def: Ditto.
2814 2008-01-29 Richard Guenther <rguenther@suse.de>
2817 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
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.
2824 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
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.
2838 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2841 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2842 pointer for tiny stack.
2844 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2846 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2848 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2850 * config/vx-common.h: Fix typo in comment.
2852 2008-01-28 Ian Lance Taylor <iant@google.com>
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.
2861 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2864 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2865 are not legitimate small data references on SPE targets.
2867 2008-01-28 David Daney <ddaney@avtrex.com>
2869 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2871 2008-01-28 David Daney <ddaney@avtrex.com>
2873 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2875 2008-01-27 Joseph Myers <joseph@codesourcery.com>
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.
2886 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2888 * basic-block.h (condjump_equiv_p): Fix comment.
2890 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2892 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2893 print_generic_stmt_indented): Fix comment.
2895 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
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.
2901 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2904 * final.c (output_addr_const): Handle TRUNCATE.
2906 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
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):
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
2928 (try_add_cand_for): Prefer using ivs not specific to some object.
2929 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2931 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2932 Janis Johnson <janis187@us.ibm.com>
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):
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.
2986 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2989 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
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
2996 2008-01-26 David Edelsohn <edelsohn@gnu.org>
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.
3004 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
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
3012 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
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
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
3029 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
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.
3047 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3050 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3052 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3055 * doc/install.texi2html: Generate gcc-vers.texi.
3057 2008-01-25 DJ Delorie <dj@redhat.com>
3059 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3061 2008-01-25 Joseph Myers <joseph@codesourcery.com>
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
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.
3083 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3085 * config/bfin/bfin.c (override_options): Reorder tests so that
3086 flag_pic gets enabled for -msep-data.
3088 2008-01-25 Richard Guenther <rguenther@suse.de>
3091 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3092 to its bitfield precision if required.
3094 2008-01-25 Jakub Jelinek <jakub@redhat.com>
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.
3103 2008-01-25 Richard Guenther <rguenther@suse.de>
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
3110 2008-01-24 Nick Clifton <nickc@redhat.com>
3112 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3113 Provide a default definition.
3114 (LIBGCC2_UNITS_PER_WORD): Likewise.
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.
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.
3141 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3142 modifiers as they are no longer needed and they can trigger
3143 reload spill failures.
3145 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3146 with a match_operand in order to help reload.
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.
3152 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3155 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3156 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3159 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3162 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3164 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3166 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3168 (remove_structure): Update allocations list before removing structure.
3170 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
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.
3176 2008-01-25 Ben Elliston <bje@au.ibm.com>
3179 * fixproto: Escape "." in sed expression that strips leading "./".
3181 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
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.
3198 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3200 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3202 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
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.
3212 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3215 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3216 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3218 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3221 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3222 a fixed vector for stack.
3224 2008-01-24 Ben Elliston <bje@au.ibm.com>
3227 * doc/gcc.texi (Software development): Add a direntry for g++.
3229 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3231 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3232 stale and straggling -fforce-addr comments above.
3234 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3236 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3237 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3239 2008-01-23 Michael Matz <matz@suse.de>
3242 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3245 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3247 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3250 2008-01-23 Anatoly Sokolov <aesok@post.ru>
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__"
3264 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3266 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3267 MULTILIB_MATCHES): (Ditto.).
3269 2008-01-23 Richard Guenther <rguenther@suse.de>
3272 * cgraphunit.c (cgraph_reset_node): Always mark the node
3273 not reachable if it is not queued already.
3275 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
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.
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.
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
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.
3300 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
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
3307 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3310 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3311 Offset addresses are not valid for Altivec or paired float modes.
3313 2008-01-22 Jakub Jelinek <jakub@redhat.com>
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.
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.
3326 * tree.c (build_type_attribute_qual_variant): Call
3327 build_qualified_type if attributes are equal, but quals are not.
3329 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
3344 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
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
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
3360 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3361 sets if the sets are being trimmed.
3363 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3366 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3367 (as_vers): Likewise.
3368 * configure: Regenerated.
3370 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
3379 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
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.
3399 2008-01-22 Ben Elliston <bje@au.ibm.com>
3401 * tree.c (check_qualified_type): Improve function description.
3403 2008-01-21 Jason Merrill <jason@redhat.com>
3406 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3407 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3410 2008-01-21 DJ Delorie <dj@redhat.com>
3412 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3415 2008-01-21 Richard Guenther <rguenther@suse.de>
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.
3424 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3426 * regmove.c (fixup_match_1): Update call crossed frequencies.
3428 2008-01-21 Richard Guenther <rguenther@suse.de>
3431 * tree-inline.c (setup_one_parameter): Deal with mismatched
3432 types using a VIEW_CONVERT_EXPR.
3434 2008-01-21 Alon Dayan <alond@il.ibm.com>
3435 Olga Golovanevsky <olga@il.ibm.com>
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.
3441 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3443 * doc/install.texi: Add doc for --enable-checking=df.
3445 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3447 PR rtl-optimization/34808
3448 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3450 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3452 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3455 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3457 PR rtl-optimization/26854
3458 PR rtl-optimization/34400
3459 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
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.
3475 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3478 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3479 deciding whether to use reciprocal instructions.
3481 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3483 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3484 dwarf2out_note_section_used if cold_text_section is NULL.
3486 2008-01-19 Jakub Jelinek <jakub@redhat.com>
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.
3494 * tree-profile.c (tree_profiling): Return early if
3495 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
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.
3501 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3503 * config/avr/avr.S (_exit): Disable interrupt.
3505 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3506 Steven Bosscher <stevenb.gcc@gmail.com>
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.
3521 2008-01-18 Ian Lance Taylor <iant@google.com>
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.
3530 2008-01-18 Ian Lance Taylor <iant@google.com>
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.
3540 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
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
3550 2008-01-17 Bob Wilson <bob.wilson@acm.org>
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.
3563 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3565 * modulo-sched.c (get_sched_window): Fix comment typo.
3567 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3569 PR tree-optimization/34648
3570 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3572 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3574 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3575 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3577 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
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):
3586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3589 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3590 and ftree-parallelize-loops.
3592 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3594 PR rtl-optimization/34826
3595 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3597 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
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.
3604 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3606 * tree.c (substitute_in_expr): Add missing 'break'.
3608 2008-01-17 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/34825
3611 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3612 x / x as division to handle.
3614 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
3620 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3621 Peter Bergner <bergner@vnet.ibm.com>
3623 PR rtl-optimization/33796
3624 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3626 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3628 PR libgfortran/34699
3629 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3631 * pa-hpux10.h (LINK_SPEC): Likewise.
3632 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3634 2008-01-16 Richard Guenther <rguenther@suse.de>
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.
3642 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3645 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3646 location address to the correct place. Update copyright year.
3648 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3650 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3651 no dependences in the dependence_relations vector.
3653 2008-01-16 Jan Hubicka <jh@suse.cz>
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.
3670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
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.
3676 2008-01-16 Richard Guenther <rguenther@suse.de>
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.
3684 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3685 Richard Guenther <rguenther@suse.de>
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.
3698 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3700 * tree-data-ref.c (subscript_dependence_tester_1): Call
3701 free_conflict_function.
3702 (compute_self_dependence): Same.
3704 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3707 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3708 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
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.
3714 2008-01-16 Richard Guenther <rguenther@suse.de>
3717 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3718 type qualifiers for function types.
3720 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3722 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3723 loop_iterator li from previous commit.
3725 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3727 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3729 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3731 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3732 (parallelize_loops): Don't parallelize irreducible components.
3734 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3737 * c-opts (c_common_post_options): Do not enable CPP
3738 flag_pedantic_errors by default.
3740 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
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.
3747 2008-01-13 Richard Guenther <rguenther@suse.de>
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.
3753 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3755 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3756 validate_change to unshare the source of the PC set.
3758 2008-01-12 Jan Hubicka <jh@suse.cz>
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
3765 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3767 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3768 new_replaceable_dependencies.
3770 2008-01-12 Doug Kwan <dougkwan@google.com>
3772 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3773 instead of OPT_Wreturn_type in warning due to ignored return type
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.
3784 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
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.
3790 2008-01-12 Jan Hubicka <jh@suse.cz>
3793 * invoke.texi (max-inline-recursive-depth): Fix default value.
3795 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3797 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3800 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3802 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3804 2008-01-11 James E. Wilson <wilson@specifix.com>
3807 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3809 2008-01-11 Anatoly Sokolov <aesok@post.ru>
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.
3815 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3818 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3819 when copying to memory.
3821 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
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.
3834 2008-01-11 Richard Guenther <rguenther@suse.de>
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.
3840 2008-01-10 Raksit Ashok <raksit@google.com>
3842 PR rtl-optimization/27971
3843 * combine.c (find_split_point): Split PLUS expressions which are
3844 inside a MEM rtx, and whose first operand is complex.
3846 2008-01-10 DJ Delorie <dj@redhat.com>
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.
3852 2008-01-10 Richard Guenther <rguenther@suse.de>
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.
3861 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3864 * reload.c (push_reload): Add assertions. All constants from
3865 reg_equiv_constant should have been used for replacing the respective
3867 (find_reloads_address): Invoke find_reloads_address_part for
3868 constant taken from the reg_equiv_constant array.
3870 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3872 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3873 field (valnum) the first in the struct. Replace bools with
3876 2008-01-10 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/34651
3879 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3880 types and ordering for masking and converting.
3882 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3884 PR tree-optimization/34017
3885 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3886 also for PHI_NODE expressions.
3888 2008-01-09 Jan Hubicka <jh@suse.cz>
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.
3896 2008-01-09 Richard Guenther <rguenther@suse.de>
3897 Andrew Pinski <andrew_pinski@playstation.sony.com>
3900 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3901 temporary if an rvalue is ok or an lvalue is not required.
3903 2008-01-09 Richard Guenther <rguenther@suse.de>
3906 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3909 2008-01-09 Richard Guenther <rguenther@suse.de>
3912 * tree.c (host_integerp): Check for sizetype only if the
3913 type is an integer type.
3915 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3918 * opts.c (decode_options): Disable inlining of functions called
3919 once if not in unit-at-a-time mode.
3921 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3923 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3925 2008-01-08 Richard Guenther <rguenther@suse.de>
3928 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3929 out early if the result will be unused.
3931 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3936 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3937 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3940 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3942 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3943 for vectorization tuned.
3945 2008-01-08 Richard Guenther <rguenther@suse.de>
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.
3957 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3960 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3962 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3965 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3966 limitations of reciprocal sequences on x86 targets.
3968 2008-01-08 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/34683
3971 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3973 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3976 * config/darwin.c (darwin_mergeable_string_section): Don't use
3977 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3979 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
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.
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.
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
4002 for memory operands.
4004 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4006 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4008 2008-01-07 Richard Guenther <rguenther@suse.de>
4010 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4013 2008-01-07 Richard Guenther <rguenther@suse.de>
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.
4021 2008-01-07 Sa Liu <saliu@de.ibm.com>
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.
4027 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4030 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4031 * doc/cpp.texi ([Common Predefined Macros]): Document.
4033 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4036 order to use commutative addition instead of subtraction.
4038 2008-01-06 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>
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.
4049 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4053 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4055 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4057 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4059 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4061 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4063 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4065 PR tree-optimization/34618
4066 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4069 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
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.
4076 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4077 Update copyright year.
4078 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4081 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4083 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4084 edge does not point to current bb before changing need_assert.
4086 2008-01-04 Richard Guenther <rguenther@suse.de>
4089 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4090 for verifying purposes if they are is_gimple_min_invariant.
4092 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
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
4102 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4103 * gcc.c-torture/compile/pr34448.c: New.
4105 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4107 PR gcov-profile/34609
4108 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4109 return_slot if result is TREE_ADDRESSABLE.
4111 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4113 * config/mips/mips.md (sqrt_condition): Tweak comment.
4114 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4116 2008-01-03 Tom Tromey <tromey@redhat.com>
4119 * c-common.c (c_type_hash): Handle VLAs.
4121 2008-01-03 Jan Hubicka <jh@suse.cz>
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.
4130 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4133 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
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
4143 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4145 PR tree-optimization/34635
4146 * tree-data-ref.c (add_other_self_distances): Make sure that the
4147 evolution step is constant.
4149 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4152 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4154 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4156 * tree-sra.c (scalarize_init): Insert the generate_element_init
4157 statements after the generate_element_zero statements.
4159 2008-01-02 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4164 for very large number of operands instead of ICEing.
4166 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4169 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4170 while stack probing.
4172 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4174 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4177 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4180 * tree-mudflap.c (mx_register_decls): Guard warning by
4181 !DECL_ARTIFICIAL check.
4183 2008-01-01 Jakub Jelinek <jakub@redhat.com>
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.