1 2008-03-18 Jan Hubicka <jh@suse.cz>
3 * tree-pretty-print.c: Include predict.h.
4 (dump_generic_node): Dump predictor.
5 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7 * gimple-low.c (lower_stmt): Likewise.
8 * expr.c (expand_expr_real): Likewise.
9 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
11 (build_predict_expr, build_predict_expr): New.
12 * predict.h (predictor_name, build_predict_expr): Update.
13 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
15 * predict.def (PRED_CONTINUE): Update hitrate.
16 * tree.def (PREDICT_EXPR): Define.
17 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18 do not handle BIND_EXPR.
19 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24 2008-03-18 Michael Matz <matz@suse.de>
26 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
28 2008-03-18 Richard Guenther <rguenther@suse.de>
30 * tree-gimple.h (is_gimple_invariant_address): Declare.
31 (is_gimple_constant): Likewise.
32 * tree-gimple.c (is_gimple_constant): New function.
33 (is_gimple_invariant_address): Likewise.
34 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
35 and is_gimple_invariant_address.
36 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
38 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
41 2008-03-18 Jakub Jelinek <jakub@redhat.com>
44 * gimplify.c (gimplify_expr): Gimplify second operand of
47 2008-03-17 Richard Guenther <rguenther@suse.de>
49 * tree-pretty-print.c: Include predict.h.
50 (dump_generic_node): Dump predictor.
51 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
52 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
53 * gimple-low.c (lower_stmt): Likewise.
54 * expr.c (expand_expr_real): Likewise.
55 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
57 (build_predict_expr, build_predict_expr): New.
58 * predict.h (predictor_name, build_predict_expr): Update.
59 * c-typeck.c (c_finish_bc_stmt): Add prediction.
60 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
61 * predict.def (PRED_CONTINUE): Update hitrate.
62 * tree.def (PREDICT_EXPR): Define.
63 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
64 do not handle BIND_EXPR.
65 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
66 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
67 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
70 2008-03-17 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/19637
73 * fold-const.c (fold_unary): Remove restrictions of removing
74 intermediate pointer-conversions (P2)(P1)P0.
75 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
76 conversion to void pointer.
77 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
79 2008-03-16 James E. Wilson <wilson@tuliptree.org>
82 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
83 emulated thread local variables.
85 2008-03-16 Richard Guenther <rguenther@suse.de>
88 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
89 expand TREE_INVARIANT operations that are not gimple invariant.
91 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
93 * doc/extend.texi (Alignment): Say that the ABI controls
94 the __alignof__ for non-strict-alignment targets rather
95 than being a recommendation.
97 2008-03-15 Paul Brook <paul@codesourcery.com>
99 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
101 (arm_output_fn_unwind): Mark functions that can not be unwound.
103 2008-03-15 Paul Brook <paul@codesourcery.com>
105 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
106 extension instructions.
108 2008-03-15 Richard Guenther <rguenther@suse.de>
110 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
111 and fold constant aggregate refs.
112 (fold_const_aggregate_ref): Handle string constants
113 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
114 (evaluate_stmt): Simplify now that ccp_fold folds constant
117 2008-03-15 Paul Brook <paul@codesourcery.com>
119 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
120 (extzv): Use gen_extzv_t2.
121 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
123 2008-03-15 Richard Guenther <rguenther@suse.de>
125 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
126 (fold_const_aggregate_ref): Likewise.
127 (get_value): Return NULL if we don't have any values.
128 (ccp_finalize): Set const_val to NULL after freeing it.
129 * tree-flow.h (get_symbol_constant_value): Declare.
130 (fold_const_aggregate_ref): Likewise.
131 * tree-ssa-sccvn.c (try_to_simplify): Use them.
133 2008-03-15 Richard Guenther <rguenther@suse.de>
136 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
137 to not produce negative array indices if not allowed. Add
138 parameter to indicate that.
139 (maybe_fold_offset_to_component_ref): Allow negative array
140 indices only for the first member of a structure.
141 (maybe_fold_offset_to_reference): Allow negative array indices.
142 (maybe_fold_stmt_addition): Likewise.
144 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
145 Anatoly Sokolov <aesok@post.ru>
147 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
148 (avr_arch): Add ARCH_AVR6.
149 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
150 (initial_elimination_offset): Initialize and use 'avr_pc_size'
151 instead of fixed value 2.
152 (print_operand_address): Use gs() asm specifier instead of pm().
153 (avr_assemble_integer): (Ditto.).
154 (avr_output_addr_vec_elt): (Ditto.).
155 (print_operand): Handle "!" code.
156 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
157 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
158 (AVR_HAVE_EIJMP_EICALL): Define.
159 (AVR_3_BYTE_PC): Redefine.
160 (AVR_2_BYTE_PC): (Ditto.).
161 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
162 (LINK_SPEC): Add atmega2560 and atmega2561.
163 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
165 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
166 for 3 byte PC devices.
167 (call_value_insn): (Ditto.).
168 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
169 (indirect_jump): Use only for for 2 byte PC devices.
170 (*tablejump): (Ditto.).
171 (*indirect_jump_avr6): Add insn.
172 (*tablejump_rjmp): Don't use for 3 byte PC devices.
173 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
174 instead of ijmp for 3 byte PC devices.
175 (__tablejump2__): (Ditto.).
176 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
177 (MULITLIB_DIRNAMES): (Ditto.).
178 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
180 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
183 "sse2_umulsidi3". Use V1DI mode for operand 0.
184 ("mmx_psadbw"): Use V1DI mode for operand 0.
185 * config/i386/i386-modes.def (V1SI): New vector mode.
186 * config/i386/i386.c (struct builtin_description)
187 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
188 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
189 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
190 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
191 v1di_ftype_v8qi_v8qi type.
192 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
194 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
195 __builtin_ia32_pmuludq]: Fix the mode of return value.
197 2008-03-15 Richard Guenther <rguenther@suse.de>
200 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
203 2008-03-14 Bob Wilson <bob.wilson@acm.org>
205 * doc/invoke.texi (Option Summary, Xtensa Options): Document
206 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
207 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
208 unless TARGET_SERIALIZE_VOLATILE is enabled.
209 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
210 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
211 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
213 2008-03-14 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/34172
216 * tree-flow.h (refs_may_alias_p): Declare.
217 (get_single_def_stmt): Likewise.
218 (get_single_def_stmt_from_phi): Likewise.
219 (get_single_def_stmt_with_phi): Likewise.
220 * tree-dfa.c (refs_may_alias_p): New function.
221 (get_single_def_stmt): Likewise.
222 (get_single_def_stmt_from_phi): Likewise.
223 (get_single_def_stmt_with_phi): Likewise.
224 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
225 (vn_reference_lookup_1): New helper function.
226 (vn_reference_lookup): Walk the virtual use-def chain to
227 continue searching for a match if the def does not alias the
228 reference we are looking for.
230 2008-03-14 David Edelsohn <edelsohn@gnu.org>
232 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
233 archive and Perzl. Update The Written Word listing.
235 2008-03-14 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/34043
238 PR tree-optimization/33989
239 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
241 (bitmap_find_leader): Use extra argument to verify dominance
242 relationship inside a basic-block.
243 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
244 (find_leader_in_sets): Adjust.
245 (create_component_ref_by_pieces): Take extra argument for
246 dominance check, handle lookup failures.
247 (find_or_generate_expression): Likewise.
248 (create_expression_by_pieces): Likewise.
249 (insert_into_preds_of_block): Adjust.
250 (create_value_expr_from): If asked for, verify all operands
251 are in the blocks AVAIL_OUT set.
252 (make_values_for_stmt): Check for SSA_NAMEs that are life
253 over an abnormal edge.
254 (compute_avail): Remove such check.
255 (do_SCCVN_insertion): New function.
256 (eliminate): If we do not find a leader suitable for replacement
257 insert a replacement expression from SCCVN if available.
258 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
259 (struct vn_ssa_aux): Add needs_insertion flag.
260 * tree-ssa-sccvn.c (may_insert): New global flag.
261 (copy_reference_ops_from_ref): Value-number union member access
262 based on its size, not type and member if insertion is allowed.
263 (visit_reference_op_load): For a weak match from union type
264 punning lookup a view-converted value and insert a SSA_NAME
265 for that value if that is not found.
266 (visit_use): Make dumps shorter. Do not disallow value numbering
267 SSA_NAMEs that are life over an abnormal edge to constants.
268 (free_scc_vn): Release inserted SSA_NAMEs.
269 (run_scc_vn): New flag to specify whether insertion is allowed.
270 Process SSA_NAMEs in forward order.
271 * tree-ssa-loop-im.c (for_each_index): Handle invariant
272 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
273 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
274 pointer type to/from integral types that do not change the
275 precision to regular conversions.
277 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
279 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
280 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
281 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
282 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
283 input arguments and the mode of return value. Built-in functions
284 that operate on whole 64-bit MMX register now use V1DI mode.
286 2008-03-13 Alon Dayan <alond@il.ibm.com>
287 Olga Golovanevsky <olga@il.ibm.com>
289 PR tree-optimization/35041
290 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
291 to locate the right position in a statement.
293 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
297 * config/i386/xmmintrin.h: Change all static inline functions to
298 extern inline and add __gnu_inline__ attribute.
299 * config/i386/bmintrin.h: Ditto.
300 * config/i386/smmintrin.h: Ditto.
301 * config/i386/tmmintrin.h: Ditto.
302 * config/i386/mmintrin-common.h: Ditto.
303 * config/i386/ammintrin.h: Ditto.
304 * config/i386/emmintrin.h: Ditto.
305 * config/i386/pmmintrin.h: Ditto.
306 * config/i386/mmintrin.h: Ditto.
307 * config/i386/mm3dnow.h: Ditto.
309 2008-03-13 Jakub Jelinek <jakub@redhat.com>
312 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
313 (lower_omp_2): New function.
314 (lower_omp_1, lower_omp): Rewritten.
316 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
319 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
320 with the phrase "Microsoft Windows compilers".
321 (Push/Pop Macro Pragmas): New subsection. Document
322 #pragma push_macro and pragma pop_macro.
324 2008-03-12 Paul Brook <paul@codesourcery.com>
326 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
328 2008-03-12 Paul Brook <paul@codesourcery.com>
330 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
331 (thumb2_alusi3_short): Exclude PLUS and MINUS.
332 (thumb2_addsi_shortim): Rename ...
333 (thumb2_addsi_short): ... to this. Allow register operands.
334 (thumb2_subsi_short): New pattern.
335 (thumb2_one_cmplsi2_short,
336 thumb2_negsi2_short): New patterns and peepholes.
338 2008-03-12 Paul Brook <paul@codesourcery.com>
340 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
342 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.md (int_cond): New code iterator.
346 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
347 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
348 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
349 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
350 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
351 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
352 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
353 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
355 2008-03-12 Paul Brook <paul@codesourcery.com>
357 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
358 instead of {arm,thumb}_compute_save_reg_mask.
359 (output_return_instruction): Ditto.
360 (thumb_unexpanded_epilogue): Ditto.
361 (thumb1_expand_prologue): Ditto.
362 (thumb1_output_function_prologue): Ditto.
363 (arm_set_return_address): Ditto.
364 (thumb_set_return_address): Ditto.
365 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
366 regs to achieve stack alignment.
367 (thumb1_compute_save_reg_mask): Fix compiler warning.
368 (arm_output_epilogue): Use offsets->saved_regs_mask.
369 Adjust stack pointer by poping call clobered registers.
370 (arm_expand_prologue): Use offsets->saved_regs_mask.
371 Adjust stack pointer by pushing extra registers.
372 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
374 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
377 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
378 conversion to the operands of a multiplication.
380 2008-03-12 Richard Guenther <rguenther@suse.de>
382 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
383 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
384 * timevar.def (TV_TREE_PHIPROP): Add.
385 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
386 pass description. Use TV_TREE_PHIPROP.
387 * tree-ssa-forwprop.c: Remove phiprop code.
389 2008-03-12 Jakub Jelinek <jakub@redhat.com>
392 * omp-low.c (maybe_lookup_decl): Constify first argument.
393 (use_pointer_for_field): Change last argument from bool to
394 omp_context *. Disallow shared copy-in/out in nested
395 parallel if decl is shared in outer parallel too.
396 (build_outer_var_ref, scan_sharing_clauses,
397 lower_rec_input_clauses, lower_copyprivate_clauses,
398 lower_send_clauses, lower_send_shared_vars): Adjust callers.
400 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
401 Ira Rosen <irar@il.ibm.com>
403 * tree-vectorizer.c (free_stmt_vec_info): New function.
404 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
405 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
406 * tree-vectorizer.h (free_stmt_vec_info): Declare.
407 * tree-vect-transform.c (vectorizable_conversion): Free
408 vec_oprnds0 if it was allocated.
409 (vect_permute_store_chain): Remove unused VECs.
410 (vectorizable_store): Free VECs that are allocated in the..
412 (vect_transform_strided_load, vectorizable_load): Likewise.
413 (vect_remove_stores): Simplify the code.
414 (vect_transform_loop): Move code to vect_remove_stores().
415 Call vect_remove_stores() and free_stmt_vec_info().
417 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
419 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
420 TARGET_HPUX. Revise comment.
421 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
422 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
423 Use sr4 variant of `be' instruction when not generating PIC code.
424 (attr_length_call): Adjust for above change.
426 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
428 * ipa-reference.c (static_execute): Remove module_statics_const and
429 associated setting code.
431 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
435 constraint for operand 1.
436 (paritysi2_cmp): Use register_operand constraint for operand 2.
437 Use earlyclobber modifier for operand 1. Remove support for
439 (paritydi2_cmp): Use register_operand constraint for operand 3.
440 Use earlyclobber modifier for operand 1. Remove support for
443 2008-03-11 Paul Brook <paul@codesourcery.com>
444 Vladimir Prus <vladimir@codesourcery.com>
446 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
447 (arm_compute_save_reg0_reg12_mask): Always
448 check if register 11 must be saved. Always safe hard frame pointer
449 when frame_pointer_needeed.
450 (arm_compute_save_reg_mask): Save IP and PC
451 only with apcs frames.
452 (arm_output_epilogue): Adjust Thumb2 codepath to
453 be also invoked and work for ARM non-apcs frames.
454 (arm_expand_prologue): Don't bother saving IP
455 for non-apcs frame, since it's not clobbered by
456 prologue code. Implement non-apcs frame
459 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
461 PR rtl-optimization/35281
462 * expr.c (convert_move): Use a new pseudo for the intermediate
463 from_mode->word_mode result.
465 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
467 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
468 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
469 * toplev.c (compile_file): Don't call it.
471 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
474 * expr.c (store_expr): Call emit_block_move if the mode
475 of "temp" RTX is BLKmode.
477 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
478 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/31358
481 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
482 the step with a NULL_TREE.
483 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
484 to sizetype if type is a pointer type.
485 (add_candidate_1): Don't convert the base and step to
486 the generic type if the orginal type is a pointer type.
487 (add_iv_value_candidates): Use sizetype for the step
488 if type is a pointer type.
489 (cand_value_at): Likewise.
490 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
492 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
493 Don't convert the tem affine to the type.
494 (add_elt_to_tree): Use sizetype for the step if a pointer.
495 Use POINTER_PLUS_EXPR for pointers.
496 (aff_combination_to_tree): Use sizetype for the step if a
499 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
501 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
502 Remove commutativity hint.
504 2008-03-10 Jakub Jelinek <jakub@redhat.com>
508 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
509 errorneous type. Check that v is a VAR_DECL.
512 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
514 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
516 PR tree-optimization/35494
517 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
518 may be overriden at link and run time.
520 2008-03-10 Richard Guenther <rguenther@suse.de>
522 PR tree-optimization/34677
523 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
524 (poolify_tree): Likewise.
525 (modify_expr_template): Likewise.
526 (poolify_modify_stmt): Likewise.
527 (insert_fake_stores): Handle all component-ref style stores
528 in addition to INDIRECT_REF. Also handle complex types.
529 Do not poolify the inserted load.
530 (realify_fake_stores): Do not rebuild the tree but only
531 make it a SSA_NAME copy.
532 (init_pre): Remove initialzation of modify_expr_template.
533 Do not allocate modify_expr_node_pool.
534 (fini_pre): Do not free modify_expr_node_pool.
536 2008-03-10 Paul Brook <paul@codesourcery.com>
538 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
541 2008-03-10 Paul Brook <paul@codesourcery.com>
542 Mark Shinwell <shinwell@codesourcery.com>
544 * config/arm/cortex-r4.md: New.
545 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
547 * config/arm/arm.md: Include cortex-r4.md.
548 (insn): Add smmls, sdiv and udiv values.
549 (generic_sched): Don't use generic scheduling for Cortex-R4.
550 (arm_issue_rate): New function.
551 (TARGET_SCHED_ISSUE_RATE): Define.
553 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
555 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
557 2008-03-10 Richard Guenther <rguenther@suse.de>
559 * tree-ssa-pre.c (get_sccvn_value): Simplify.
560 (compute_avail): Do not add stmt uses to AVAIL_OUT.
562 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
564 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
567 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
569 * c.opt (Wsynth): Deprecate.
570 * doc/invoke.texi (Option Summary, Warning Options): Document
571 -Wno-format-contains-nul.
573 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
577 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
579 2008-03-09 Ira Rosen <irar@il.ibm.com>
581 * config/rs6000/rs6000.c (builtin_description): Rename vector
582 left shift operations.
583 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
584 (altivec_vsl<VI_char>): Rename to ...
585 (ashl<mode>3): ... new name.
586 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
588 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
590 2008-03-08 Richard Guenther <rguenther@suse.de>
592 * coverage.h (tree_coverage_counter_addr): Declare.
593 * coverage.c (tree_coverage_counter_addr): New function.
594 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
596 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
597 (tree_gen_one_value_profiler): Likewise.
598 (tree_gen_ic_profiler): Likewise.
599 (tree_gen_average_profiler): Likewise.
600 (tree_gen_ior_profiler): Likewise.
602 2008-03-08 Richard Guenther <rguenther@suse.de>
604 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
605 (vn_binary_op_insert): Likewise.
606 (vn_unary_op_lookup): Likewise.
607 (vn_unary_op_insert): Likewise.
608 (vn_nary_op_lookup): Declare.
609 (vn_nary_op_insert): Likewise.
610 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
611 and binary hashes, use a single obstack for unary_op_pool
613 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
614 a single struct vn_nary_op_s. Store tree code length and
615 a variable number of operands.
616 (struct vn_reference_op_struct): Remove unused op2.
617 (vn_reference_op_eq): Do not compare op2.
618 (vn_reference_op_compute_hash): Do not compute hash of op2.
619 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
620 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
621 with vn_nary_op_compute_hash.
622 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
623 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
625 (vn_unary_op_insert, vn_binary_op_insert): Replace with
627 (visit_unary_op): Call nary functions.
628 (visit_binary_op): Likewise.
629 (process_scc): Adjust for struct vn_tables_s changes.
630 (allocate_vn_table): Likewise.
631 (free_vn_table): Likewise.
632 * tree-vn.c (vn_add): Call nary functions.
633 (vn_lookup): Likewise.
635 2008-03-08 Jakub Jelinek <jakub@redhat.com>
638 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
639 wdst back after sync_compare_and_swapqhi_internal.
641 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386-modes.def (V1DI): New vector mode.
645 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
646 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
648 (MMXMODE): Add V1DI mode.
649 (mmxvecsize): Change DI mode to V1DI mode.
650 ("mov<mode>): Use MMXMODEI8 mode iterator.
651 ("*mov<mode>_internal_rex64"): Ditto.
652 ("*mov<mode>_internal"): Ditto.
653 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
654 ("mmx_sub<mode>3"): Ditto.
655 ("mmx_adddi3"): Remove insn pattern.
656 ("mmx_subdi3"): Ditto.
657 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
658 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
659 ("mmx_ashl<mode>3"): Ditto.
660 ("mmx_lshrdi3"): Remove insn pattern.
661 ("mmx_ashldi3"): Ditto.
662 * config/i386/i386.c (classify_argument): Handle V1DImode.
663 (function_arg_advance_32): Ditto.
664 (function_arg_32): Ditto.
665 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
666 mmx_addv1di3 insn pattern.
667 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
668 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
669 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
670 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
671 Remove definitions of built-in functions.
672 (V1DI_type_node): New node.
673 (v1di_ftype_v1di_int): Ditto.
674 (v1di_ftype_v1di_v1di): Ditto.
675 (v2si_ftype_v2si_si): Ditto.
676 (v4hi_ftype_v4hi_di): Remove node.
677 (v2si_ftype_v2si_di): Ditto.
678 (ix86_init_mmx_sse_builtins): Handle V1DImode.
679 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
680 Redefine builtins using def_builtin_const with *_ftype_*_int node.
681 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
682 Add new builtins using def_builtin_const.
683 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
684 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
685 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
686 * config/i386/mmintrin.h (__v1di): New typedef.
687 (_mm_add_si64): Cast arguments to __v1di type.
688 (_mm_sub_si64): Ditto.
689 (_mm_sll_pi16): Cast __count to __v4hi type.
690 (_mm_sll_pi32): Cast __count to __v2si type.
691 (_mm_sll_si64): Cast arguments to __v1di type.
692 (_mm_srl_pi16): Cast __count to __v4hi type.
693 (_mm_srl_pi32): Cast __count to __v2si type.
694 (_mm_srl_si64): Cast arguments to __v1di type.
695 (_mm_sra_pi16): Cast __count to __v4hi type.
696 (_mm_sra_pi32): Cast __count to __v2si type.
697 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
698 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
699 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
700 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
701 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
702 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
703 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
704 (_mm_srai_pi32): Use __builtin_ia32_psradi.
705 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
707 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
708 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
710 2008-03-07 Joseph Myers <joseph@codesourcery.com>
712 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
714 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
717 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
718 reg+const addressing for Altivec modes. Don't generate reg+reg
719 addressing for TFmode or TDmode quantities.
721 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
723 * c-common.c (vector_types_convertible_p): Call langhook
724 instead of comptypes.
726 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
729 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
730 integral and scalar float variables which have a
733 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
735 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
736 dwarf_register_span hook when emitting unwind information for
737 register-to-memory saves.
738 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
739 (rs6000_frame_related): Remove call to spe_synthesize_frame.
741 2008-03-06 Jakub Jelinek <jakub@redhat.com>
743 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
744 for the same VAR_DECL.
746 2008-03-06 Tom Tromey <tromey@redhat.com>
749 * doc/standards.texi (Standards): Don't mention treelang.
750 * doc/invoke.texi (Overall Options): Don't mention treelang.
751 * doc/install.texi (Prerequisites): Don't mention bison or
753 (Configuration): Don't mention treelang.
754 (Building): Likewise.
755 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
757 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
759 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
760 word-extractions out of a multi-word object.
762 2008-03-06 Richard Guenther <rguenther@suse.de>
764 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
765 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
766 result type and precision.
767 * expr.c (get_inner_reference): Set unsignedp based on the result
768 type of BIT_FIELD_REF.
769 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
770 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
771 (try_instantiate_multiple_fields): Likewise. Use the correct type
773 (sra_build_assignment): Likewise.
774 (sra_build_elt_assignment): Likewise.
775 (sra_explode_bitfield_assignment): Likewise.
776 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
777 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
778 set BIT_FIELD_REF_UNSIGNED.
779 (vectorizable_load): Likewise.
781 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
783 * cse.c (cse_extended_basic_block): Invalidate artificial defs
786 2008-03-06 Richard Guenther <rguenther@suse.de>
788 * alias.c (struct alias_set_entry): Move has_zero_child field
789 to pack with alias_set.
791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
796 2008-03-05 Ian Lance Taylor <iant@google.com>
798 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
800 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
802 * fwprop.c (update_df): Support width and offset parameters of
804 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
805 global_conflicts): Change DF_REF_EXTRACT to either
806 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
807 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
808 * df-scan.c (df_ref_record, df_defs_record,
809 df_ref_create_structure, df_def_record_1, df_uses_record,
810 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
811 df_bb_refs_collect, df_entry_block_defs_collect,
812 df_exit_block_uses_collect): Support new width and offset fields.
813 (ref_extract_pool): New storage pool.
814 (df_free_ref): New function.
815 (df_reg_chain_unlink, df_free_collection_rec,
816 df_sort_and_compress_refs): Call df_free_ref.
817 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
819 (df_ref_create_structure): Allocate df_ref_extract if offset and
820 width fields are used.
821 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
822 (df_uses_record): Get offset and width from ZERO_EXTRACT
824 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
825 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
826 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
827 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
828 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
829 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
830 (df_ref_extract): New structure.
831 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
832 (df_ref_create): Add width and offset parameters.
834 2008-03-05 Richard Guenther <rguenther@suse.de>
836 * tree-ssa-structalias.c (get_constraint_for_component_ref):
837 Use ranges_overlap_p.
838 (offset_overlaps_with_access): Rename
839 to ranges_overlap_p and move ...
840 * tree-flow-inline.h (ranges_overlap_p): ... here.
842 * tree.h (get_inner_reference, handled_component_p): Update
845 * tree.h (record_component_aliases, get_alias_set,
846 alias_sets_conflict_p, alias_sets_must_conflict_p,
847 objects_must_conflict_p): Move declarations ...
848 * alias.h (record_component_aliases, get_alias_set,
849 alias_sets_conflict_p, alias_sets_must_conflict_p,
850 objects_must_conflict_p): ... here.
852 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
854 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
856 * cfg.c: Include tree-flow.h.
857 (remove_edge_raw): Call redirect_edge_var_map_clear.
858 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
859 * tree-flow-inline.h (redirect_edge_var_map_def): New.
860 (redirect_edge_var_map_result): New.
861 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
862 PENDING_STMT use with redirect_edge_var_map_*.
863 * tree-ssa.c (edge_var_maps): New definition.
864 (redirect_edge_var_map_add): New.
865 (redirect_edge_var_map_clear): New.
866 (redirect_edge_var_map_dup): New.
867 (redirect_edge_var_map_vector): New.
868 (redirect_edge_var_map_destroy): New.
869 (ssa_redirect_edge): Replace PENDING_STMT use with
870 redirect_edge_var_map_*.
871 (flush_pending_stmts): Same.
872 (delete_tree_ssa): Destroy edge var map.
873 * tree-flow.h (struct _edge_var_map): New.
874 Define edge_var_map vector type.
875 Declare redirect_edge_var_map_* prototypes.
876 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
877 * tree-cfg.c (reinstall_phi_args): Replace
878 PENDING_STMT use with redirect_edge_var_map_*.
880 2008-03-05 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/35472
883 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
884 whose single use_stmt has a overlapping set of loaded and
885 stored symbols as that use_stmt might be a noop assignment then.
887 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
889 * gthr-rtems.h: Implement __gthread_mutex_destroy.
891 2008-03-05 Richard Guenther <rguenther@suse.de>
894 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
896 * tree-cfg.c (verify_expr): Verify it.
897 * fold-const.c (fold_truthop): Remove code generating
898 BIT_FIELD_REFs of structure bases.
899 (fold_binary): Likewise.
900 (fold_ternary): Position and size of BIT_FIELD_REFs are
901 always host integers.
902 (make_bit_field_ref): Remove.
903 (optimize_bit_field_compare): Remove.
904 (all_ones_mask_p): Remove.
906 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
909 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
910 (split_block_and_df_analyze): New. Split basic block and rebuild
912 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
914 (split_pattern_seq): Likewise.
915 (erase_matching_seqs): Likewise.
916 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
918 2008-03-04 Geoff Keating <geoffk@apple.com>
920 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
921 declaration and code.
922 (tree_invalid_nonnegative_warnv_p): Likewise.
924 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
926 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
927 examples. Truncate option-names then causing overfull hbox.
929 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
934 * configure: Rebuilt.
936 2008-03-04 Rafael Espindola <espindola@google.com>
938 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
939 (tree_unary_nonnegative_warnv_p): New.
940 (tree_binary_nonnegative_warnv_p): New.
941 (tree_single_nonnegative_warnv_p): New.
942 (tree_invalid_nonnegative_warnv_p): New.
943 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
945 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
948 * opts.c (handle_option): Postpone 'unknown option' errors only for
951 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
954 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
957 2008-03-04 Rafael Espindola <espindola@google.com>
959 * fold-const.c (tree_unary_nonzero_warnv_p): New.
960 (tree_binary_nonzero_warnv_p): New.
961 (tree_single_nonzero_warnv_p): New.
962 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
964 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
967 * fold-const.c (fold_cond_expr_with_comparison): Prevent
968 transformations for modes that have signed zeros.
969 * ifcvt.c (noce_try_abs): Ditto.
971 2008-03-04 Joseph Myers <joseph@codesourcery.com>
973 * config/i386/i386.c (override_options): Force
974 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
976 2008-03-04 Jan Hubicka <jh@suse.cz>
979 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
982 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
984 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
985 label to probe the stack.
987 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
989 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
990 (__gthr_win32_mutex_destroy): Declare.
991 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
992 __gthr_win32_mutex_destroy.
993 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
995 2008-03-03 Jan Hubicka <jh@suse.cz>
998 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
999 aggressive on inlining cold calls.
1001 2008-03-03 Richard Guenther <rguenther@suse.de>
1003 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1004 struct copies into the expression table.
1005 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1006 (try_to_simplify): Likewise.
1007 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1008 integral and pointer arguments which do not change the
1009 precision to NOP_EXPRs.
1010 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1011 VIEW_CONVERT_EXPR case.
1013 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1015 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1016 defined in a loop at depth 0 is invariant.
1017 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1018 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1019 be called at loop depth 0.
1021 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1024 * gcc.c (process_command): Update copyright notice dates.
1025 * gcov.c (print_version): Likewise.
1026 * gcov-dump.c (print_version): Likewise.
1027 * mips-tfile.c (main): Likewise.
1028 * mips-tdump.c (main): Likewise.
1030 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1033 * c-common.c (flag_permissive): Delete.
1034 (constant_expression_warnings): Check flags first.
1035 (constant_expression_error): New.
1036 * c-common.h (flag_permissive): Delete.
1037 (constant_expression_error): Declare.
1038 * flags.h (flag_permissive): Declare. Update description.
1039 * diagnostic.c (pedwarn): Update.
1041 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1042 (permissive_error_kind): New.
1043 * toplev.c (flag_permissive): Define. Update description.
1044 * toplev.h (permissive_error_kind): Declare.
1045 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1046 (pedwarn_c90): Use pedantic_warning_kind.
1047 * c-opts.c (c_common_post_options): flag_permissive does not affect
1048 flag_pedantic_errors.
1050 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1052 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1053 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1054 __absvsi2, __absvDI2): Use unsigned arithmetic.
1056 2008-03-02 Andi Kleen <ak@suse.de>
1057 Richard Guenther <rguenther@suse.de>
1059 * struct-equiv.c: Remove file.
1060 * cfg_cleanup.c (condjump_equiv_p): Remove.
1061 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1062 (struct-equiv.o): Remove rule.
1063 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1064 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1065 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1067 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1069 * ifcvt.c (noce_process_if_block): Try to handle only the then
1070 block if the else block exists but isn't suitable.
1072 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1075 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1076 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1077 regression from previous patch.
1079 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1082 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1084 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1085 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1086 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1087 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1088 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1089 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1090 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1091 (__gthread_mutex_destroy_function): Rename to
1092 __gthread_mutex_destroy.
1093 * gthr-dce.h (__gthread_mutex_destroy): Call
1094 pthread_mutex_destroy.
1095 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1096 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1097 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1099 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1101 * df-scan.c (df_ref_chain_change_bb): Simplify.
1102 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1103 set_block_for_insn if there's any change.
1104 * df.h ((df_insn_change_bb): Fix prototype.
1105 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1106 df_insn_change_bb, don't call set_block_for_insn.
1107 * emit-rtl.c (reorder_insns): Likewise.
1108 * haifa-sched.c (move_insn): Likewise.
1110 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1112 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1114 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1116 * tree-flow-inline.h (next_readonly_imm_use): Return
1117 NULL_USE_OPERAND_P after the end.
1119 2008-03-01 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/35411
1122 * tree-sra.c (sra_build_assignment): Split conversion to
1123 final type to a separate statement if we are not assigning
1126 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1128 * fold-const.c (fold_convertible_p): Correct the logic to follow
1129 that in fold_convert().
1131 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1134 * tree-inline.c (build_duplicate_type): When we make a
1135 duplicate type, make it unique in the canonical types system.
1137 2008-02-29 Tom Tromey <tromey@redhat.com>
1139 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1140 input_file_stack_history, input_file_stack_restored): Remove.
1141 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1142 * input.h (struct file_stack): Remove.
1143 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1144 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1146 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1148 (diagnostic_last_module_changed): Add 'map' argument.
1149 (diagnostic_set_last_function): Likewise.
1150 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1151 line map, not input_file_stack.
1152 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1154 2008-02-29 Paul Brook <paul@codesourcery.com>
1156 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1158 2008-02-29 Paul Brook <paul@codesourcery.com>
1160 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1162 2008-02-29 Richard Guenther <rguenther@suse.de>
1164 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1166 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1167 value for comparing for a store match.
1168 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1169 (try_to_simplify): Do not do a full-blown reference lookup.
1171 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1173 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1174 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1176 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1178 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1180 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1181 strides against cache sizes.
1183 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1185 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1188 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1190 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1191 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1192 is smaller than the original promoted value.
1193 (simplify_subreg): If OP is a SUBREG, try to preserve its
1194 SUBREG_PROMOTED_VAR_P information.
1196 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1198 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1199 (VN_INFO_GET): Allocate new objects on the obstack.
1200 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1201 for rpo_numbers_temp, for consistency.
1202 (free_scc_vn): Free the obstack.
1204 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1206 * doc/invoke.texi: Document -ftree-loop-distribution.
1207 * tree-loop-distribution.c: New.
1208 * tree-pass.h (pass_loop_distribution): New.
1209 * graphds.h (struct graph): Add htab_t indices.
1210 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1211 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1212 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1213 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1214 * tree-data-ref.c (debug_data_dependence_relations): New.
1215 (dump_data_dependence_relation): Also print data references.
1216 (free_data_ref): Extern.
1217 (same_access_functions): Moved...
1218 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1219 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1220 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1221 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1222 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1223 (stmts_from_loop): Skip LABEL_EXPR.
1224 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1226 (build_rdg): Initialize rdg->indices htab.
1227 (free_rdg, stores_from_loop, ref_base_address,
1228 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1229 have_similar_memory_accesses_1, ref_base_address_1,
1230 remove_similar_memory_refs): New.
1231 * tree-data-ref.h: Depend on tree-chrec.h.
1232 (debug_data_dependence_relations, free_data_ref): Declared.
1233 (same_access_functions): ... here.
1234 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1236 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1237 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1238 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1239 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1240 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1241 rdg_vertex_for_stmt): Declared.
1242 (struct rdg_edge): Add level.
1244 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1245 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1247 (rdg_has_similar_memory_accesses): New.
1248 * tree-vect-analyze.c: Remove unused static decls.
1249 * lambda.h (dependence_level): New.
1250 * common.opt (ftree-loop-distribution): New.
1251 * tree-flow.h (mark_virtual_ops_in_bb,
1252 slpeel_tree_duplicate_loop_to_edge_cfg,
1253 rename_variables_in_loop): Declared.
1254 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1255 (OBJS-common): Add tree-loop-distribution.o.
1256 (tree-loop-distribution.o): New rule.
1257 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1258 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1259 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1261 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1264 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1265 other than structures and unions.
1267 2008-02-28 Richard Guenther <rguenther@suse.de>
1270 2008-02-26 Richard Guenther <rguenther@suse.de>
1272 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1273 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1274 (lookup_decl_from_uid): Declare.
1275 (remove_decl_from_map): Likewise.
1276 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1277 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1278 (decl_for_uid_map): New global hashtable mapping DECL_UID
1280 (init_ttree): Allocate it.
1281 (insert_decl_to_uid_decl_map): New helper function.
1282 (make_node_stat): Insert new decls into the map.
1283 (copy_node_stat): Likewise.
1284 (lookup_decl_from_uid): New function.
1285 (remove_decl_from_map): Likewise.
1286 (print_decl_for_uid_map_statistics): New helper.
1287 (dump_tree_statistics): Call it.
1289 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1290 (referenced_var_iterator): Adjust.
1291 (FOR_EACH_REFERENCED_VAR): Adjust.
1292 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1293 (num_referenced_vars): Adjust.
1294 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1295 (first_referenced_var): Remove.
1296 (end_referenced_vars_p): Likewise.
1297 (next_referenced_var): Likewise.
1298 (referenced_var_iterator_set): New helper function.
1299 * tree-dfa.c (referenced_var_lookup): Adjust.
1300 (referenced_var_check_and_insert): Likewise.
1301 (remove_referenced_var): Likewise.
1302 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1303 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1304 (verify_call_clobbering): Likewise.
1305 (verify_memory_partitions): Likewise.
1306 (init_tree_ssa): Allocate bitmap instead of hashtable for
1308 (delete_tree_ssa): Adjust.
1309 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1310 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1311 (compute_tag_properties): Likewise.
1312 (set_initial_properties): Likewise.
1313 (find_partition_for): Likewise.
1314 (update_reference_counts): Likewise.
1315 (dump_may_aliases_for): Likewise.
1316 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1317 (add_call_clobber_ops): Likewise.
1318 (add_call_read_ops): Likewise.
1319 (get_asm_expr_operands): Likewise.
1320 * tree-into-ssa.c (dump_decl_set): Likewise.
1321 (update_ssa): Likewise.
1322 * tree-sra.c (scan_function): Likewise.
1323 (decide_instantiations): Likewise.
1324 (scalarize_parms): Likewise.
1325 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1326 (dsa_named_for): Likewise.
1327 * tree-ssa-structalias.c (update_alias_info): Likewise.
1328 (merge_smts_into): Likewise.
1330 2008-02-27 David Daney <ddaney@avtrex.com>
1333 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1334 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1335 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1336 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1337 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1339 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1342 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1343 (BUILT_IN_NEXTTOWARD): Remove.
1344 (BUILT_IN_NEXTTOWARDF): Ditto.
1345 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1346 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1348 2008-02-27 Tom Tromey <tromey@redhat.com>
1350 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1351 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1353 2008-02-27 Jan Beulich <jbeulich@novell.com>
1355 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1356 update the respective field on newdecl.
1358 2008-02-27 Revital Eres <eres@il.ibm.com>
1360 PR rtl-optimization/34999
1361 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1362 crossing edges that ends with a call insn.
1363 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1364 call insn and clear the EDGE_CROSSING flag of the crossing edge
1365 when fixing fallthru edges.
1367 2008-02-27 Richard Guenther <rguenther@suse.de>
1370 * fold-const.c (fold_unary): Return the correct argument,
1371 converted to the result type.
1373 2008-02-27 Richard Guenther <rguenther@suse.de>
1376 * expr.c (expand_expr_real_1): Assert on rotates that operate
1378 * fold-const.c (fold_binary): Use the types precision, not the
1379 bitsize of the mode if folding rotate expressions. Build rotates
1380 only for full modes.
1382 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1384 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1386 * c-pragma.c (pragma_ns_name): New typedef.
1387 (registered_pp_pragmas): New variable.
1388 (c_pp_lookup_pragma): New function.
1389 (c_register_pragma_1): If flag_preprocess_only, do nothing
1390 for non-expanded pragmas, for expanded ones push pragma's
1391 namespace and name into registered_pp_pragmas vector.
1392 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1393 flag_preprocess_only, don't register GCC pch_preprocess
1394 pragma if flag_preprocess_only.
1395 * c-opts.c (c_common_init): Call init_pragma even if
1396 flag_preprocess_only.
1397 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1398 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1399 cpp_register_pragma if flag_preprocess_only.
1401 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1404 * c-parser.c (c_parser_translation_unit): Warn for empty
1405 translation unit, not empty source file.
1407 2008-02-26 Paul Brook <paul@codesourcery.com>
1409 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1410 operand for Thumb-2.
1411 * config/arm/arm.h (reg_class): Add CORE_REGS.
1412 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1413 (BASE_REG_CLASS): Use CORE_REGS.
1414 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1415 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1416 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1417 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1418 ARM_REGNO_OK_FOR_INDEX_P.
1419 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1420 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1421 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1422 (ldm/stm peepholes): Ditto.
1423 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1424 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1425 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1426 * config/arm/constraints.md: Enable "k" constraint on ARM.
1428 2008-02-27 Ben Elliston <bje@au.ibm.com>
1430 * config/rs6000/rs6000.c: Annotate cache line size field in all
1431 instances of struct processor_costs.
1433 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1435 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1436 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1437 jump_bypass): New counters.
1438 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1439 * dce.c (gate_ud_dce): Same.
1440 (gate_fast_dce): Same.
1441 * dse.c (gate_dse1): New function.
1442 (gate_dse2): New function.
1443 (gate_dse): Merge results of new gate functions.
1444 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1445 (gate_handle_jump_bypass): Add dbg_cnt.
1446 (gate_handle_gcse): Add dbg_cnt.
1447 * ifcvt.c (gate_handle_if_conversion): Same.
1448 (gate_handle_if_after_combine): Same.
1449 (gate_handle_if_after_reload): Same.
1450 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1452 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1454 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1456 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1458 2008-02-26 Jason Merrill <jason@redhat.com>
1461 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1462 alone if it's the naming decl for the type's main variant.
1464 2008-02-26 Tom Tromey <tromey@redhat.com>
1466 * system.h (USE_MAPPED_LOCATION): Poison.
1467 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1468 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1469 (make_goto_expr_edges): Likewise.
1470 (remove_bb): Likewise.
1471 (execute_warn_function_return): Likewise.
1472 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1474 * c-common.c (fname_decl): Remove old location code.
1475 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1477 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1479 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1480 (gen_rtx_ASM_INPUT): Likewise.
1481 (gen_rtx_ASM_INPUT_loc): Likewise.
1482 (get_rtx_asm_OPERANDS): Remove.
1483 * cfglayout.c (insn_locators_alloc): Remove old location code.
1484 (set_curr_insn_source_location): Likewise.
1485 (curr_insn_locator): Likewise.
1486 * print-tree.c (print_node): Remove old location code.
1487 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1488 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1489 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1490 location_from_locus.
1491 (construct_exit_block): Remove old location code.
1492 * emit-rtl.c (force_next_line_note): Remove old location code.
1493 * profile.c (branch_prob): Remove old location code.
1494 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1495 LOC_LINE): Remove old-location variants.
1496 * langhooks.c (lhd_print_error_function): Remove old location
1498 * configure, config.in: Rebuilt.
1499 * configure.ac (--enable-mapped-location): Remove.
1500 * c-decl.c (c_init_decl_processing): Remove old location code.
1501 (finish_function): Likewise.
1502 * recog.c (decode_asm_operands): Remove old location code.
1503 * c-pch.c (c_common_read_pch): Remove old location code.
1504 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1506 * gimple-low.c (lower_function_body): Remove old location code.
1507 * toplev.c (unknown_location): Remove.
1508 (push_srcloc): Remove old-location variant.
1509 (process_options): Remove old location code.
1510 (lang_dependent_init): Likewise.
1511 * input.h (UNKNOWN_LOCATION): Move definition.
1512 (location_t): Undeprecate.
1513 (source_locus): Remove.
1514 (location_from_locus): Remove.
1515 (struct location_s): Remove.
1516 Remove all old-location code.
1517 (input_line, input_filename): Remove.
1518 * final.c (final_scan_insn): Remove old location code.
1519 * diagnostic.c (diagnostic_build_prefix): Remove
1520 USE_MAPPED_LOCATION test.
1521 * tree.h (gimple_stmt) <locus>: Now a location_t.
1522 (tree_exp) <locus>: Likewise.
1523 (DECL_IS_BUILTIN): Remove old-location variant.
1524 (annotate_with_file_line, annotate_with_locus): Likewise.
1525 (expr_locus, set_expr_locus): Update.
1526 * tree.c (build1_stat): Remove old location code.
1527 (last_annotated_node): Remove.
1528 (annotate_with_file_line): Remove old-location variant.
1529 (annotate_with_locus): Likewise.
1530 (expr_location): Remove old location code.
1531 (set_expr_location): Likewise.
1532 (expr_has_location): Likewise.
1533 (expr_locus): Likewise.
1534 (set_expr_locus): Likewise.
1535 (expr_filename): Don't use location_from_locus.
1536 (expr_lineno): Likewise.
1537 * rtl-error.c (location_for_asm): Remove old location code.
1538 * c-lex.c (cb_line_change): Remove old location code.
1539 (fe_file_change): Likewise.
1540 (cb_def_pragma): Likewise.
1541 (c_lex_with_flags): Likewise.
1542 * gengtype.c (do_typedef): Don't special-case location types.
1543 (define_location_structures): Remove.
1544 (main): Don't call define_location_structures.
1545 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1548 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1551 * builtins.def (BUILT_IN_STDARG_START): Remove.
1552 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1553 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1554 * tree-inline.c (inline_forbidden_p_1): Likewise.
1556 2008-02-26 Richard Guenther <rguenther@suse.de>
1558 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1559 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1560 (lookup_decl_from_uid): Declare.
1561 (remove_decl_from_map): Likewise.
1562 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1563 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1564 (decl_for_uid_map): New global hashtable mapping DECL_UID
1566 (init_ttree): Allocate it.
1567 (insert_decl_to_uid_decl_map): New helper function.
1568 (make_node_stat): Insert new decls into the map.
1569 (copy_node_stat): Likewise.
1570 (lookup_decl_from_uid): New function.
1571 (remove_decl_from_map): Likewise.
1572 (print_decl_for_uid_map_statistics): New helper.
1573 (dump_tree_statistics): Call it.
1575 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1576 (referenced_var_iterator): Adjust.
1577 (FOR_EACH_REFERENCED_VAR): Adjust.
1578 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1579 (num_referenced_vars): Adjust.
1580 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1581 (first_referenced_var): Remove.
1582 (end_referenced_vars_p): Likewise.
1583 (next_referenced_var): Likewise.
1584 (referenced_var_iterator_set): New helper function.
1585 * tree-dfa.c (referenced_var_lookup): Adjust.
1586 (referenced_var_check_and_insert): Likewise.
1587 (remove_referenced_var): Likewise.
1588 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1589 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1590 (verify_call_clobbering): Likewise.
1591 (verify_memory_partitions): Likewise.
1592 (init_tree_ssa): Allocate bitmap instead of hashtable for
1594 (delete_tree_ssa): Adjust.
1595 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1596 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1597 (compute_tag_properties): Likewise.
1598 (set_initial_properties): Likewise.
1599 (find_partition_for): Likewise.
1600 (update_reference_counts): Likewise.
1601 (dump_may_aliases_for): Likewise.
1602 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1603 (add_call_clobber_ops): Likewise.
1604 (add_call_read_ops): Likewise.
1605 (get_asm_expr_operands): Likewise.
1606 * tree-into-ssa.c (dump_decl_set): Likewise.
1607 (update_ssa): Likewise.
1608 * tree-sra.c (scan_function): Likewise.
1609 (decide_instantiations): Likewise.
1610 (scalarize_parms): Likewise.
1611 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1612 (dsa_named_for): Likewise.
1613 * tree-ssa-structalias.c (update_alias_info): Likewise.
1614 (merge_smts_into): Likewise.
1616 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1619 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1620 * c-opts.c (c_common_handle_option): Wall enables
1621 Wvolatile-register-var.
1622 * common.opt: Move Wvolatile-register-var to...
1625 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1627 * common.opt (Wlarger-than=): New.
1628 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1630 * opts.c (common_handle_option): Handle -Wlarger-than=.
1631 * optc-gen.awk: Likewise.
1632 * opth-gen.awk: Likewise.
1633 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1634 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1636 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1638 * c-common.c (match_case_to_enum_1): Add appropriate
1639 OPT_W* parameter to warning.
1640 (c_do_switch_warnings): Likewise.
1641 * c-typeck.c (warning_init): Add one more parameter following
1643 (push_init_level): Update call to warning_init.
1644 (pop_init_level): Likewise.
1645 (add_pending_init): Likewise.
1646 (output_init_element: Likewise.
1648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1651 * toplev.c (toplev_main): If there are warnings or error, print
1652 errors for ignored options.
1653 * opts.c (ignored_options): New static variable.
1654 (postpone_unknown_option_error): New.
1655 (print_ignored_options): New.
1656 (handle_option): Postpone errors for unknown -Wno-* options.
1657 * opts.h (print_ignored_options): Declare.
1659 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1661 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1664 2008-02-25 Richard Guenther <rguenther@suse.de>
1667 2008-02-25 Richard Guenther <rguenther@suse.de>
1669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1671 (lookup_decl_from_uid): Declare.
1672 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1673 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1674 (decl_for_uid_map): New global hashtable mapping DECL_UID
1676 (init_ttree): Allocate it.
1677 (insert_decl_to_uid_decl_map): New helper function.
1678 (make_node_stat): Insert new decls into the map.
1679 (copy_node_stat): Likewise.
1680 (lookup_decl_from_uid): New function.
1681 (print_decl_for_uid_map_statistics): New helper.
1682 (dump_tree_statistics): Call it.
1684 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1685 (referenced_var_iterator): Adjust.
1686 (FOR_EACH_REFERENCED_VAR): Adjust.
1687 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1688 (num_referenced_vars): Adjust.
1689 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1690 (first_referenced_var): Remove.
1691 (end_referenced_vars_p): Likewise.
1692 (next_referenced_var): Likewise.
1693 (referenced_var_iterator_set): New helper function.
1694 * tree-dfa.c (referenced_var_lookup): Adjust.
1695 (referenced_var_check_and_insert): Likewise.
1696 (remove_referenced_var): Likewise.
1697 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1698 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1699 (verify_call_clobbering): Likewise.
1700 (verify_memory_partitions): Likewise.
1701 (init_tree_ssa): Allocate bitmap instead of hashtable for
1703 (delete_tree_ssa): Adjust.
1704 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1705 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1706 (compute_tag_properties): Likewise.
1707 (set_initial_properties): Likewise.
1708 (find_partition_for): Likewise.
1709 (update_reference_counts): Likewise.
1710 (dump_may_aliases_for): Likewise.
1711 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1712 (add_call_clobber_ops): Likewise.
1713 (add_call_read_ops): Likewise.
1714 (get_asm_expr_operands): Likewise.
1715 * tree-into-ssa.c (dump_decl_set): Likewise.
1716 (update_ssa): Likewise.
1717 * tree-sra.c (scan_function): Likewise.
1718 (decide_instantiations): Likewise.
1719 (scalarize_parms): Likewise.
1720 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1721 (dsa_named_for): Likewise.
1722 * tree-ssa-structalias.c (update_alias_info): Likewise.
1723 (merge_smts_into): Likewise.
1725 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1728 * doc/invoke.texi (-fcx-limited-range): Document new option.
1729 * toplev.c (process_options): Handle -fcx-fortran-rules.
1730 * common.opt: Add documentation for -fcx-fortran-rules.
1732 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1735 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1736 actual behaviour and C99.
1738 2008-02-26 Ben Elliston <bje@au.ibm.com>
1740 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1741 (ASM_CPU_POWER6_SPEC): Likewise.
1742 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1743 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1744 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1746 2008-02-25 Richard Guenther <rguenther@suse.de>
1748 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1749 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1750 (lookup_decl_from_uid): Declare.
1751 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1752 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1753 (decl_for_uid_map): New global hashtable mapping DECL_UID
1755 (init_ttree): Allocate it.
1756 (insert_decl_to_uid_decl_map): New helper function.
1757 (make_node_stat): Insert new decls into the map.
1758 (copy_node_stat): Likewise.
1759 (lookup_decl_from_uid): New function.
1760 (print_decl_for_uid_map_statistics): New helper.
1761 (dump_tree_statistics): Call it.
1763 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1764 (referenced_var_iterator): Adjust.
1765 (FOR_EACH_REFERENCED_VAR): Adjust.
1766 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1767 (num_referenced_vars): Adjust.
1768 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1769 (first_referenced_var): Remove.
1770 (end_referenced_vars_p): Likewise.
1771 (next_referenced_var): Likewise.
1772 (referenced_var_iterator_set): New helper function.
1773 * tree-dfa.c (referenced_var_lookup): Adjust.
1774 (referenced_var_check_and_insert): Likewise.
1775 (remove_referenced_var): Likewise.
1776 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1777 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1778 (verify_call_clobbering): Likewise.
1779 (verify_memory_partitions): Likewise.
1780 (init_tree_ssa): Allocate bitmap instead of hashtable for
1782 (delete_tree_ssa): Adjust.
1783 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1784 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1785 (compute_tag_properties): Likewise.
1786 (set_initial_properties): Likewise.
1787 (find_partition_for): Likewise.
1788 (update_reference_counts): Likewise.
1789 (dump_may_aliases_for): Likewise.
1790 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1791 (add_call_clobber_ops): Likewise.
1792 (add_call_read_ops): Likewise.
1793 (get_asm_expr_operands): Likewise.
1794 * tree-into-ssa.c (dump_decl_set): Likewise.
1795 (update_ssa): Likewise.
1796 * tree-sra.c (scan_function): Likewise.
1797 (decide_instantiations): Likewise.
1798 (scalarize_parms): Likewise.
1799 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1800 (dsa_named_for): Likewise.
1801 * tree-ssa-structalias.c (update_alias_info): Likewise.
1802 (merge_smts_into): Likewise.
1804 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1807 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1808 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1809 * alias.h (nonoverlapping_memrefs_p): Likewise.
1811 2008-02-25 Jan Beulich <jbeulich@novell.com>
1813 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1814 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1815 __emultls_get_address, __emultls_register_common,
1816 __floatundi?f, and _Unwind_GetIPInfo.
1817 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1818 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1819 (gen_regparm_prefix): Likewise.
1820 (i386_nlm_encode_section_info): Sync with
1821 config/i386/winnt.c:i386_pe_encode_section_info().
1822 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1823 i386_nlm_mangle_decl_assembler_name): New.
1824 (netware_override_options): New.
1825 * config/i386/netware.h (netware_override_options): Declare.
1826 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1827 (i386_nlm_mangle_decl_assembler_name): Declare.
1828 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1830 2008-02-25 Ben Elliston <bje@au.ibm.com>
1833 * c-decl.c (grokdeclarator): Remove unused local variables
1834 `typedef_type' and `type_as_written'.
1836 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1837 unused local variable `has_hot_blocks'.
1838 (fix_crossing_conditional_branches): Remove unused local variable
1841 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1844 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1845 using DEF_C99_BUILTIN.
1846 (BUILT_IN_NANF): Ditto.
1847 (BUILT_IN_NANL): Ditto.
1849 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1850 Revital Eres <eres@il.ibm.com>
1852 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1853 regarding the order of two dependent insns in the same row.
1855 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1857 * stor-layout.c (layout_decl): Do not bump the alignment of a
1858 bit-field to more than byte alignment if it is packed.
1860 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1862 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1865 2008-02-24 Diego Novillo <dnovillo@google.com>
1867 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1870 * tree-vrp.c (vrp_evaluate_conditional): With
1871 -Wtype-limits, emit a warning when comparing against a
1872 constant outside the natural range of OP0's type.
1873 * c.opt (Wtype-limits): Move ...
1874 * common.opt (Wtype-limits): ... here.
1876 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1878 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1879 * config/rs6000/e300c2c3.md: New file.
1880 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1882 (rs6000_override_options): Add e300c2 and e300c3 cases to
1883 processor_target_table. Do not allow usage of Altivec or Spe
1884 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1885 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1886 * config/rs6000/rs6000.h (processor_type): Add
1887 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1888 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1889 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1890 and ppce300c3. Include e300c2c3.md.
1892 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1894 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1895 instead of TARGET_STRICT_ALIGN.
1897 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1899 * explow.c (memory_address): Assert that the generated address is
1902 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1905 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1906 * config/darwin-ppc-ldouble-patch.def: New file.
1907 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1908 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1909 SUBTARGET_INIT_BUILTINS if defined.
1910 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1913 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1916 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1917 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1919 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1922 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1923 file" warning condtional on -Winvalid-PCH.
1925 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1927 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1929 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1934 prevent reload from using MMX registers.
1935 (*mov<mode>_internal): Ditto.
1936 (*movv2sf_internal_rex64): Ditto.
1937 (*movv2sf_internal): Ditto.
1939 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1941 PR documentation/31569
1942 * doc/install.texi2html: Use makeinfo --no-number-sections.
1944 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1946 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1947 ensure that we can address an entire entity > 8 bytes. Don't
1948 generate reg+reg addressing for such data.
1950 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1952 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1953 strings when optimizing for size, unless the target cares about
1956 2008-02-22 Tom Tromey <tromey@redhat.com>
1958 * regclass.c (current_pass): Remove declaration.
1960 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1962 * config/avr/libgcc.S (__RAMPZ__): Define.
1963 (__do_copy_data): Add for devices with 128KB code memory.
1965 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1967 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1969 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1971 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1973 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1976 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1979 * c-typeck.c (build_binary_op): Warn about floating point
1980 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1982 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1985 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1986 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1988 (rs6000_override_options): Set altivec_abi as default, not override,
1989 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1990 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1991 is used; use new member spe_abi.
1992 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1993 spe_abi and altivec_abi.
1995 2008-02-22 Tomas Bily <tbily@suse.cz>
1997 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1999 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2002 * config.build (build_file_translate): Set to `CMD //c' only if
2004 * Makefile.in (build_file_translate): Improve comment.
2006 2008-02-21 Jan Hubicka <jh@suse.cz>
2008 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2009 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2010 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2012 2008-02-21 Michael Matz <matz@suse.de>
2015 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2017 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2019 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2020 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2022 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2023 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2024 SSE_VEC_FLOAT_MODE_P as insn constraint.
2025 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2026 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2027 sse4a_movntdf using MODEF mode iterator.
2028 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2029 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2030 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2031 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2032 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2033 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2034 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2036 2008-02-21 Richard Guenther <rguenther@suse.de>
2038 * tree.def (PAREN_EXPR): New tree code.
2039 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2041 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2042 * expr.c (expand_expr_real_1): Likewise.
2043 * tree-inline.c (estimate_num_insns_1): Likewise.
2044 * tree-complex.c (expand_complex_move): Likewise.
2045 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2048 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2051 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2053 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2056 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2058 * config/sh/sh.c (find_barrier): Don't go past
2059 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2061 2008-02-20 DJ Delorie <dj@redhat.com>
2063 * config/h8300/h8300.md (insv): Force source operand to be a register.
2065 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2066 as a jump, not as a plain insn.
2068 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2070 * doc/invoke.texi (Warning Options): Add new option
2071 -Wframe-larger-than=.
2072 (-Wframe-larger-than): Document.
2074 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2075 Add declarations for new option variables.
2077 * final.c (final_start_function): Check the frame size
2078 before emission and issue a Wframe-larger-than warning.
2080 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2081 Add definitions for new option variables.
2082 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2084 * common.opt (Wframe-larger-than=): New option.
2086 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2089 (<sse>_div<mode>3): Ditto.
2090 (<sse>_vmdiv<mode>3): Ditto.
2091 (<sse>_vmsqrt<mode>2): Ditto.
2092 (*smax<mode>3): Ditto.
2093 (sse5_frcz<mode>2): Ditto.
2094 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2097 2008-02-20 Richard Guenther <rguenther@suse.de>
2100 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2101 be happy with INTEGRAL_TYPE_P.
2103 2008-02-20 Richard Guenther <rguenther@suse.de>
2105 * fold-const.c (split_tree): Associate floatig-point expressions
2106 if flag_associative_math is set.
2108 2008-02-20 Richard Guenther <rguenther@suse.de>
2110 * tree.h (fold_real_zero_addition_p): Declare.
2111 * fold-const.c (fold_real_zero_addition_p): Export.
2112 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2113 floating-point operations with zero and one.
2115 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2117 * doc/install.texi: Correct references to CFLAGS, replacing them
2118 with BOOT_CFLAGS. Document flags used during bootstrap for
2121 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2123 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2124 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2125 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2127 (smin<mode>3): Ditto from similar patterns.
2128 (smax<mode>3): Ditto.
2129 (*ieee_smin<mode>3): Ditto.
2130 (*ieee_smax<mode>3): Ditto.
2131 * config/i386/sse.md (sse): New mode attribute.
2132 (mov<mode>): Macroize expander from movv4sf and movv2df using
2133 SSEMODEF2P mode iterator.
2134 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2135 SSE_VEC_FLOAT_MODE_P as insn constraint.
2136 (storent<mode>): Ditto.
2137 (storent<mode>): Macroize expander from storentsf and storentdf using
2138 MODEF mode iterator.
2139 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2140 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2141 (abs<mode>2): Ditto from similar patterns.
2142 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2143 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2144 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2145 (<sse>_vmsqrt<mode>2): Ditto.
2146 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2147 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2148 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2149 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2150 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2151 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2152 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2154 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2155 iterator and SSE_FLOAT_MODE_P as insn constraint.
2156 (<sse>_ucomi): Ditto from similar patterns.
2157 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2158 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2159 SSE_VEC_FLOAT_MODE_P as insn constraint.
2160 (vcond<mode>): Ditto from similar patterns.
2161 (and<mode>3, *and<mode>3): Ditto.
2162 (<sse>_nand<mode>3): Ditto.
2163 (ior<mode>3, *ior<mode>3): Ditto.
2164 (xor<mode>3, *xor<mode>3): Ditto.
2165 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2166 iterator and SSE_FLOAT_MODE_P as insn constraint.
2167 (*nand<mode>3): Ditto from similar patterns.
2168 (*ior<mode>3): Ditto.
2169 (*xor<mode>3): Ditto.
2171 2008-02-20 Ira Rosen <irar@il.ibm.com>
2173 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2174 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2175 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2177 2008-02-19 Jan Hubicka <jh@suse.cz>
2179 * predict.c (tree_bb_level_predictions): Remove variable next
2180 mistakely introduced by previous commit.
2182 2008-02-19 Jan Hubicka <jh@suse.cz>
2184 * predict.c (predict_paths_leading_to): Rewrite.
2185 (predict_paths_for_bb): New.
2186 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2188 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2191 * Makefile.in (build_file_translate): New.
2192 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2193 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2194 * configure.ac (build_file_translate): Substitute it.
2195 * configure: Regenerate.
2197 2008-02-19 Jan Hubicka <jh@suse.cz>
2199 PR rtl-optimization/34408
2200 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2203 2008-02-19 Jan Hubicka <jh@suse.cz>
2206 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2209 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/i386-modes.def: Revert the last DI alignment
2213 change until Ada people can look into it.
2215 2008-02-19 Nick Clifton <nickc@redhat.com>
2217 * opts.c (print_specific_help): Fix typo in --help text.
2219 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2222 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2223 32-bit inline asm without asm alternatives for host GCC < 3.0.
2225 2008-02-19 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/34989
2228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2229 Allow propagation to INDIRECT_REF if we can simplify only.
2231 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2233 * c-common.c (warn_for_collisions_1): Use appropriate option when
2236 2008-02-19 Nick Clifton <nickc@redhat.com>
2239 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2240 (handle_options): Fix indentation.
2241 (print_filtered_help): If no language-specific options were
2242 displayed tell the user how to list all the options supported by
2243 the language's front-end.
2244 (print_specific_help): Fix indentation and remove duplicate line.
2245 (common_handle_option): Handle the -v option.
2246 For --help enable the display of undocumented options if the -v
2247 switch has been included on the command line.
2248 For --help= check for overlaps in the arguments between the option
2249 classes and the language names and issue a warning when they
2250 cannot be disambiguated.
2251 * c.opt (v): Pass on to the common option handler.
2253 2008-02-19 Revital Eres <eres@il.ibm.com>
2255 * modulo-sched.c (sms_schedule): Change dump message when
2256 create_ddg function fails.
2257 (try_scheduling_node_in_cycle): Rename row to cycle.
2258 (print_partial_schedule): Rename CYCLE to ROW.
2260 2008-02-19 Christian Bruel <christian.bruel@st.com>
2261 Zdenek Dvorak <ook@ucw.cz>
2263 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2265 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2269 (*x86_movdicc_0_m1_se): Ditto.
2271 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2274 (CMPtype): Define as __gcc_CMPtype.
2275 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2276 (CMPtype): Define as __gcc_CMPtype.
2278 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2280 Support valgrind 3.3 for --enable-checking=valgrind.
2281 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2283 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2284 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2285 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2286 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2287 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2288 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2289 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2291 * ggc-zone.c: Similar.
2292 * ggc-page.c: Similar.
2294 2008-02-19 Paul Brook <paul@codesourcery.com>
2297 * config/arm/ieee754-df.S: Fix do_it typo.
2298 * config/arm/ieee754-sf.S: Fix do_it typo.
2300 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2304 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2305 (OPTION_MASK_ISA_SSE_SET): Likewise.
2306 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2307 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2308 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2309 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2310 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2311 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2312 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2313 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2314 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2315 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2316 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2317 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2318 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2319 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2320 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2321 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2322 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2323 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2324 (OPTION_MASK_ISA_SSE4): Removed.
2325 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2326 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2327 (override_options): Don't turn on implied SSE/MMX bits in
2330 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2332 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2335 2008-02-18 Joey Ye <joey.ye@intel.com>
2338 * tree-nested.c (insert_field_into_struct): Set type alignment
2339 to field alignment if the former is less than the latter.
2341 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2343 * BASE-VER: Set to 4.4.0.
2345 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2347 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2348 * doc/cfg.texi: Likewise.
2349 * doc/extend.texi: Likewise.
2350 * doc/gty.texi: Likewise.
2351 * doc/invoke.texi: Likewise.
2352 * doc/loop.texi: Likewise.
2353 * doc/md.texi: Likewise.
2354 * doc/passes.texi: Likewise.
2355 * doc/rtl.texi: Likewise.
2356 * doc/sourcebuild.texi: Likewise.
2357 * doc/tm.texi: Likewise.
2358 * doc/tree-ssa.texi: Likewise.
2360 2008-02-17 Richard Guenther <rguenther@suse.de>
2363 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2364 without default definition.
2366 2008-02-17 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/35231
2369 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2372 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2376 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2377 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2378 libgcc_cmp_return mode.
2380 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2383 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2385 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2387 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2390 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2392 * doc/c-tree.texi: Use `@.' where appropriate.
2393 * doc/extend.texi: Likewise.
2394 * doc/install.texi: Likewise.
2395 * doc/invoke.texi: Likewise.
2396 * doc/loop.texi: Likewise.
2397 * doc/makefile.texi: Likewise.
2398 * doc/md.texi: Likewise.
2399 * doc/passes.texi: Likewise.
2400 * doc/standards.texi: Likewise.
2401 * doc/tm.texi: Likewise.
2403 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2406 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2408 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2409 rather than in entry_bb.
2411 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2414 libgcc_cmp_return mode.
2416 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2419 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2420 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2422 2008-02-15 Richard Guenther <rguenther@suse.de>
2423 Zdenek Dvorak <ook@ucw.cz>
2425 PR tree-optimization/35164
2426 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2427 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2429 Only propagate addresses which do not have abnormal SSA_NAMEs
2432 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2435 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2437 2008-02-15 Jan Hubicka <jh@suse.cz>
2440 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2442 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2445 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2446 when calculating alignment_pad.
2448 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2451 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2452 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2453 and STACK_BOUNDARY define.
2455 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2457 PR preprocessor/35061
2458 * c-pragma.c (handle_pragma_pop_macro): Check that
2459 pushed_macro_table has been allocated.
2461 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2464 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2465 (force_gimple_operand): Likewise.
2466 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2467 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2468 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2469 (find_interesting_uses_address): Check addressability and alignment
2470 of the base expression only after substituting bases of IVs into it.
2472 2008-02-14 Michael Matz <matz@suse.de>
2475 * function.c (instantiate_virtual_regs_in_insn): Reload address
2476 before falling back to reloading the whole operand.
2478 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2480 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2481 before the first section switch note.
2483 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2485 * doc/bugreport.texi: Update copyright years.
2486 * doc/c-tree.texi: Likewise.
2487 * doc/cfg.texi: Likewise.
2488 * doc/cpp.texi: Likewise.
2489 * doc/cppinternals.texi: Likewise.
2490 * doc/fragments.texi: Likewise.
2491 * doc/frontends.texi: Likewise.
2492 * doc/gcc.texi: Likewise.
2493 * doc/gty.texi: Likewise.
2494 * doc/hostconfig.texi: Likewise.
2495 * doc/implement-c.texi: Likewise.
2496 * doc/libgcc.texi: Likewise.
2497 * doc/loop.texi: Likewise.
2498 * doc/makefile.texi: Likewise.
2499 * doc/options.texi: Likewise.
2500 * doc/passes.texi: Likewise.
2501 * doc/rtl.texi: Likewise.
2502 * doc/sourcebuild.texi: Likewise.
2503 * doc/standards.texi: Likewise.
2504 * doc/tree-ssa.texi: Likewise.
2505 * doc/trouble.texi: Likewise.
2507 * doc/extend.texi: Use @: or add comma where appropriate.
2508 * doc/invoke.texi: Likewise.
2509 * doc/tm.texi: Likewise.
2511 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2514 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2517 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2519 * doc/md.texi (clz, ctz): Add reference.
2520 * doc/rtl.texi (clz, ctz): Likewise.
2522 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2525 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2528 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2530 * config/s390/s390.c (struct constant_pool): New field
2531 emit_pool_after added.
2532 (s390_mainpool_start): Set the emit_pool_after flag according
2533 to the section switch notes.
2534 (s390_mainpool_finish): Consider emit_pool_after when emitting
2535 the literal pool at the end of the function.
2536 (s390_chunkify_start): Force literal pool splits at section
2539 2008-02-13 Michael Matz <matz@suse.de>
2542 * var-tracking.c (clobber_variable_part): Correctly traverse the
2545 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2548 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2549 Add -fdump-ipa-inline.
2550 * tree-dump.c (dump_files): Remove tree-inlined dump.
2551 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2553 2008-02-12 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/35171
2556 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2559 2008-02-12 Richard Guenther <rguenther@suse.de>
2562 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2563 value-preserving mode. Disallow final truncation.
2565 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2568 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2569 code from here to...
2570 (force_gimple_operand): ...here.
2572 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2575 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2576 non-compatible pointers.
2577 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2578 different FIELD_DECLs, try harder by comparing field offsets, sizes
2582 * function.c (match_asm_constraints_1): Don't replace the same input
2585 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2587 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2588 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2589 (expand_epilogue): Restore RAMPZ register.
2590 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2592 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2594 * config/i386/cygwin.asm: (__alloca): Correct calling
2595 convention and alignment.
2596 (__chkstk): Force 8 byte stack alignment.
2598 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2599 Richard Guenther <rguenther@suse.de>
2601 PR tree-optimization/33992
2602 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2603 the zero we compare against.
2605 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2608 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2609 to CloseHandle after unlocking to prevent accumulation of handle
2612 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2615 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2616 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2617 and update LABEL_NUSES during and after reload.
2619 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2622 * combine.c (simplify_if_then_else): Make sure the comparison is
2623 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2625 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2628 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2629 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2630 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2631 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2632 * tree.h (get_type_static_bounds): Likewise.
2634 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2636 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2637 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2638 Make -Wfoo language annotations match what the compiler outputs.
2640 2008-02-08 Sa Liu <saliu@de.ibm.com>
2642 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2643 intrinsics spu_convts, spu_convtu, spu_convtf.
2644 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2646 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2648 * doc/extend.texi (Function Attributes) <noinline>: Mention
2649 asm ("") as method to keep calls.
2651 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2654 * doc/options.texi (Options): Replace references to opts.sh with
2656 * opts-common.c: Likewise.
2657 * optc-gen.awk: Likewise.
2659 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2661 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2663 2008-02-07 Richard Henderson <rth@redhat.com>
2666 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2667 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2670 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2672 PR tree-optimization/35085
2673 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2674 for operand entry oe2 in addition to operand entry oe3 in order to
2675 expose more opportunities for vectorizer sum reduction.
2677 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2680 * Makefile.in (LIBS): Remove $(GMPLIBS).
2681 (cc1-dummy, cc1): Add $(GMPLIBS).
2683 2008-02-06 Jan Hubicka <jh@suse.cz>
2686 * i386.md (moddf_integer): Do not produce partial memory stalls for
2687 targets where it hurts.
2689 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2692 * optabs.c (expand_float): Do not check for decimal modes when
2693 expanding unsigned integer through signed conversion.
2695 2008-02-06 Nick Clifton <nickc@redhat.com>
2697 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2698 inside the clobber with a match_operand and duplicated operand
2699 number in the constraint.
2700 (ineqbranchsi): Delete redundant comment.
2702 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2704 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2705 builtin_define ("__USE_INIT_FINI__").
2706 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2708 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2710 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2712 PR documentation/30330
2713 * doc/invoke.texi (C++ Dialect Options)
2714 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2715 For each warning option -Wfoo that allows -Wno-foo, ensure both
2716 -Wfoo and -Wno-foo are listed in the option index. Fix index
2717 entry of -Wswitch-default, index -Wnormalized= including the
2718 `=', and -Wlarger-than-@var{len} including @var{len}.
2720 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.md (floatunssisf2): Use
2723 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2724 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2725 Macroize expander using MODEF mode iterator.
2727 2008-02-05 Diego Novillo <dnovillo@google.com>
2729 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2732 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2734 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2737 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2739 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2743 to indicate if a message should be generated.
2744 (init_cumulative_args): Updated.
2745 (function_value_32): Likewise.
2747 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2749 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2751 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2754 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2755 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2757 2008-02-04 Diego Novillo <dnovillo@google.com>
2759 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2762 * tree-vrp.c (vrp_evaluate_conditional): With
2763 -Wtype-limits, emit a warning when comparing against a
2764 constant outside the natural range of OP0's type.
2766 2008-02-04 Richard Guenther <rguenther@suse.de>
2769 * expr.c (count_type_elements): Give for unions instead of
2772 2008-02-04 Richard Guenther <rguenther@suse.de>
2775 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2776 to TYPE_DOMAINs base type instead of using bitsizetype here.
2778 2008-02-03 Jason Merrill <jason@redhat.com>
2780 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2782 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2785 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2786 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2787 (RS/6000 and PowerPC Options): Fix typos and markup.
2788 * doc/passes.texi (Tree-SSA passes): Likewise.
2790 2008-02-02 Michael Matz <matz@suse.de>
2793 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2794 from record_last_reg_set_info.
2795 (record_last_reg_set_info): Take an RTX argument, iterate over all
2796 constituent hardregs.
2797 (record_last_set_info, record_opr_changes): Change calls to
2798 new signature or to record_last_reg_set_info_regno.
2800 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2802 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2804 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2806 PR rtl-optimization/34773
2807 * reg-notes.def (EQUAL): Mention significance of combination of
2808 REG_EQUAL and REG_RETVAL.
2809 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2810 insn that has a REG_RETVAL.
2812 2008-02-01 Roger Sayle <roger@eyesopen.com>
2815 * configure.ac (--enable-fixed-point): Disable unless explicitly
2817 * configure: Regenerate.
2819 2008-02-01 Richard Guenther <rguenther@suse.de>
2822 * invoke.texi (-finline-limit): Remove no longer true parts
2823 of the documentation. Note that there is no default value.
2825 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2826 Mark Mitchell <mark@codesourcery.com>
2827 Ben Elliston <bje@au.ibm.com>
2830 * doc/extend.texi (Other Builtins): Document.
2832 2008-01-31 Tom Browder <tom.browder@gmail.com>
2834 * doc/c-tree.texi (Types): Fix grammar.
2835 (Expression trees): Ditto.
2836 * doc/passes.texi (Tree-SSA passes): Ditto.
2838 * doc/configterms.texi (Configure Terms): Fix typo.
2839 * doc/cpp.texi (Common Predefined Macros): Ditto.
2840 * doc/md.texi (Machine Constraints): Ditto.
2842 * doc/makefile.texi (Makefile): Add comma.
2844 2008-01-31 Tom Browder <tom.browder@gmail.com>
2845 Gerald Pfeifer <gerald@pfeifer.com>
2847 * doc/sourcebuild.texi (Front End): Remove references to CVS
2848 and CVSROOT/modules.
2849 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2850 (Back End): Remove reference to CVS.
2852 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2855 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2857 (mips16_gp_pseudo_reg): ...here.
2858 * config/mips/mips.md (load_const_gp): Replace with...
2859 (load_const_gp_<mode>): ...this :P-based insn.
2861 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2863 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2864 options. Minor fixes.
2865 (-std): Move reference to standards closer to where language
2866 standards are first mentioned.
2868 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2870 PR rtl-optimization/34995
2871 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2872 parameter and return a bool. If the rtx parameter is nonnull,
2873 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2874 (find_reloads): Update call accordingly. Pass the new operand
2875 if it needed no address reloads, otherwise pass null.
2877 2008-01-30 Richard Henderson <rth@redhat.com>
2880 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2881 for unbounded arrays.
2883 2008-01-30 Silvius Rus <rus@google.com>
2885 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2887 2008-01-30 Jan Hubicka <jh@suse.cz>
2890 * i386.c (init_cumulative_args): Use real function declaration when
2893 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2895 PR rtl-optimization/34998
2896 * global.c (build_insn_chain): Treat non-subreg_lowpart
2897 SUBREGs of pseudos as clobbering all the words covered by the
2898 SUBREG, not just all the bytes.
2899 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2900 original df_ref rather than an extract parameter.
2901 (global_conflicts): Update call accordingly.
2903 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2905 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2906 the overflow check to make it easier to read.
2907 (__fixtfdi): Change the type of the ll member in union
2908 long_double to UDItype_x.
2910 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2913 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2914 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2915 * tree-inline.c (fold_marked_statements): Call
2916 cgraph_update_edges_for_call_stmt if folding a call statement.
2917 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2918 debug_generic_stmt calls, reset it back afterwards.
2921 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2923 * c-typeck.c (build_external_ref): Don't pedwarn about
2924 static vars in current function's scope.
2926 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2928 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2930 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2933 * ipa-struct-reorg.c: Fix spelling.
2934 * params.def: Ditto.
2936 2008-01-29 Richard Guenther <rguenther@suse.de>
2939 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2941 * tree-inline.c (remap_type): Increment remapping_type_depth
2942 around remapping types.
2943 (copy_body_r): Only add referenced variables if they are referenced
2944 from code, not types.
2946 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2957 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2958 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2960 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2963 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2964 pointer for tiny stack.
2966 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2968 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2970 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2972 * config/vx-common.h: Fix typo in comment.
2974 2008-01-28 Ian Lance Taylor <iant@google.com>
2978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2979 coalesce pointers if they have different DECL_NO_TBAA_P values.
2980 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2981 between variables with different DECL_NO_TBAA_P values.
2983 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2986 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2987 are not legitimate small data references on SPE targets.
2989 2008-01-28 David Daney <ddaney@avtrex.com>
2991 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2993 2008-01-28 David Daney <ddaney@avtrex.com>
2995 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2997 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2999 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3000 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3001 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3002 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3003 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3004 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3005 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3006 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3008 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3010 * basic-block.h (condjump_equiv_p): Fix comment.
3012 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3014 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3015 print_generic_stmt_indented): Fix comment.
3017 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3019 * configure.ac (__stack_chk_fail): Add detecion for availability
3020 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3021 * configure: Regenerate.
3023 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3026 * final.c (output_addr_const): Handle TRUNCATE.
3028 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3031 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3032 (zero_cost, infinite_cost): New constants.
3033 (struct cost_pair): Change type of cost to comp_cost.
3034 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3035 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3037 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3038 split_address_cost, ptr_difference_cost, difference_cost,
3039 get_computation_cost_at, get_computation_cost,
3040 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3041 determine_use_iv_cost_condition, determine_use_iv_costs,
3042 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3043 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3044 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3045 Change type of cost to comp_cost.
3046 (determine_iv_cost): Increase cost of non-original ivs, instead
3047 of decreasing the cost of original ones.
3048 (get_address_cost): Indicate the complexity of the addressing mode
3050 (try_add_cand_for): Prefer using ivs not specific to some object.
3051 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3053 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3054 Janis Johnson <janis187@us.ibm.com>
3057 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3058 (TARGET_INSTANTIATE_DECLS): Likewise.
3059 * target.h (expand_to_rtl_hook): New target hook.
3060 (instantiate_decls): Likewise.
3061 * function.c (instantiate_decl): Make non-static. Rename to...
3062 (instantiate_decl_rtl): ... this.
3063 (instantiate_expr): Use instantiate_decl_rtl.
3064 (instantiate_decls_1): Likewise.
3065 (instantiate_decls): Likewise.
3066 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3067 * function.h (instantiate_decl_rtl): Add prototype.
3068 * cfgexpand.c (target.h): New include.
3069 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3070 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3071 (TARGET_INSTANTIATE_DECLS): Likewise.
3072 (TARGET_INITIALIZER): New target hooks added.
3073 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3075 * config/rs6000/rs6000.c (tree-flow.h): New include.
3076 (machine_function): Add sdmode_stack_slot field.
3077 (rs6000_alloc_sdmode_stack_slot): New function.
3078 (rs6000_instantiate_decls): Likewise.
3079 (rs6000_secondary_memory_needed_rtx): Likewise.
3080 (rs6000_check_sdmode): Likewise.
3081 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3082 (TARGET_INSTANTIATE_DECLS): Likewise.
3083 (rs6000_hard_regno_mode_ok): Allow SDmode.
3084 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3085 (rs6000_emit_move): Handle SDmode.
3086 (function_arg_advance): Likewise.
3087 (function_arg): Likewise.
3088 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3089 SDmode var args for 32-bit compiles.
3090 (rs6000_secondary_reload_class): Handle SDmode.
3091 (rs6000_output_function_epilogue): Likewise.
3092 (rs6000_function_value): Simplify if statement.
3093 (rs6000_libcall_value): Likewise.
3094 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3095 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3096 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3097 (movsd_hardfloat): New define_insn.
3098 (movsd_softfloat): Likewise.
3099 (movsd_store): Likewise.
3100 (movsd_load): Likewise.
3101 (extendsddd2): Likewise.
3102 (extendsdtd2): Likewise.
3103 (truncddsd2): Likewise.
3104 (movdd_hardfloat64): Fixup comment.
3105 (UNSPEC_MOVSD_LOAD): New constant.
3106 (UNSPEC_MOVSD_STORE): Likewise.
3108 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3111 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3113 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3114 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3115 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3118 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3121 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3122 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3123 __LONGDOUBLE128 too.
3124 * config/rs6000/aix61.h: New file.
3126 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3128 PR rtl-optimization/34959
3129 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3130 popcount and parity rtxes the same mode as their operand.
3131 Truncate or extend the result to the return value's mode
3134 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3137 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3138 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3139 to GOT_VERSION_REGNUM.
3140 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3141 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3142 * config/mips/mips.c (mips_emit_call_insn): New function.
3143 (mips_call_tls_get_addr): Call mips_expand_call directly.
3144 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3146 (mips16_build_call_stub): Likewise. Return the call insn or null.
3147 (mips_expand_call): Update the call to mips16_build_call_stub
3148 accordingly and a remove redundant condition. Assert that MIPS16
3149 stubs do not use lazy binding. Use mips_emit_call_insn and return
3151 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3153 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3154 (mips_avoid_hazard): Remove hazard_set handling.
3155 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3156 (UNSPEC_RESTORE_GP): ...this.
3157 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3158 (FAKE_CALL_REGNO): Rename to...
3159 (GOT_VERSION_REGNUM): ...this.
3160 (type): Add "ghost" value. Add an associated insn reservation.
3161 (hazard_set): Remove.
3162 (exception_receiver): Rename to...
3163 (restore_gp): ...this and update the unspec identifier accordingly.
3164 (exception_receiver, nonlocal_got_receiver): New expanders.
3165 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3166 FAKE_CALL_REGNO. Remove hazard_set attribute.
3167 (set_got_version, update_got_version): New patterns.
3169 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3172 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3174 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3177 * doc/install.texi2html: Generate gcc-vers.texi.
3179 2008-01-25 DJ Delorie <dj@redhat.com>
3181 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3183 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3185 * config/c4x: Remove directory.
3186 * config.gcc (crx-*, mt-*): Mark obsolete.
3187 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3188 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3189 sh-*-rtemscoff*): Remove cases.
3190 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3191 * real.c (encode_c4x_single, decode_c4x_single,
3192 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3193 c4x_extended_format): Remove.
3194 * real.h (c4x_single_format, c4x_extended_format): Remove.
3195 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3197 (Pragmas): Remove comment about c4x pragmas.
3198 * doc/install.texi (c4x): Remove target-specific instructions.
3199 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3200 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3201 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3202 refer to C4x source files as examples.
3203 (C4X_FLOAT_FORMAT): Remove documentation.
3205 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3207 * config/bfin/bfin.c (override_options): Reorder tests so that
3208 flag_pic gets enabled for -msep-data.
3210 2008-01-25 Richard Guenther <rguenther@suse.de>
3213 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3214 to its bitfield precision if required.
3216 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3219 * tree-nested.c (walk_omp_for): New function.
3220 (convert_nonlocal_reference, convert_local_reference): Call
3221 walk_omp_for on OMP_FOR.
3222 (convert_call_expr): Call walk_body on OMP_FOR's
3223 OMP_FOR_PRE_INIT_BODY.
3225 2008-01-25 Richard Guenther <rguenther@suse.de>
3227 PR tree-optimization/34966
3228 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3229 default defs and PHI_NODEs we have to insert after the
3232 2008-01-24 Nick Clifton <nickc@redhat.com>
3234 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3235 Provide a default definition.
3236 (LIBGCC2_UNITS_PER_WORD): Likewise.
3238 * config/stormy16/stormy16.c: Include df.h for the prototype
3239 for df_regs_ever_live_p.
3240 (xstormy16_expand_builtin_va_start): Convert the stack offset
3241 into a component_ref and then use POINTER_PLUS_EXPR to add it
3242 to the incoming_virtual_args_rtx.
3243 (xstormy16_gimplify_va_arg_expr): Rename to
3244 xstormy16_gimplify_va_arg_expr.
3245 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3246 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3247 xstormy16_gimplify_va_arg_expr.
3248 Fix up some formatting issues.
3250 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3251 Move to predicates.md.
3252 (xs_hi_general_operand): Likewise.
3253 (xs_hi_nonmemory_operand): Likewise.
3254 * config/stormy16/predicates.md:
3255 (xstormy16_carry_plus_operand): New predicate.
3256 (xs_hi_general_operand): New predicate.
3257 (xs_hi_nonmemory_operand): New predicate.
3258 * config/stormy16/stormy16-protos.h:
3259 (xstormy16_carry_plus_operand): Delete prototype.
3260 (xs_hi_general_operand): Likewise.
3261 (xs_hi_nonmemory_operand): Likewise.
3263 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3264 modifiers as they are no longer needed and they can trigger
3265 reload spill failures.
3267 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3268 with a match_operand in order to help reload.
3270 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3271 constraint with 'e' for the 8th alternative as this version of
3272 the mov.w instruction only accepts the lower 8 registers.
3274 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3277 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3278 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3281 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3284 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3286 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3288 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3290 (remove_structure): Update allocations list before removing structure.
3292 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3294 * ipa-struct-reorg.c (is_safe_cond_expr,
3295 create_new_stmts_for_cond_expr): Use integer_zerop function,
3296 that recognize not only zero-pointer, but zero-integer too.
3298 2008-01-25 Ben Elliston <bje@au.ibm.com>
3301 * fixproto: Escape "." in sed expression that strips leading "./".
3303 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3306 * gcc.c (SWITCH_OK): Removed.
3307 (SWITCH_LIVE): Changed to bit.
3308 (SWITCH_FALSE): Likewise.
3309 (SWITCH_IGNORE): Likewise.
3310 (switchstr): Change live_cond to unsigned int.
3311 (process_command): Replace SWITCH_OK with 0.
3312 (do_self_spec): Likewise.
3313 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3314 (give_switch): Likewise.
3315 (used_arg): Likewise.
3316 (do_spec_1): Set the SWITCH_IGNORE bit.
3317 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3318 bits. Set the SWITCH_LIVE bit.
3320 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3322 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3324 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3326 PR tree-optimization/34472
3327 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3328 parameter to a "bool *" and set *DATA to false if there is
3329 an unsafe access. Do not delete the structure here.
3330 (check_cond_exprs): Delete it here instead.
3331 (check_cond_exprs, exclude_cold_structs): Do not increase
3332 I when removing a structure.
3334 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3338 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3340 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3343 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3344 a fixed vector for stack.
3346 2008-01-24 Ben Elliston <bje@au.ibm.com>
3349 * doc/gcc.texi (Software development): Add a direntry for g++.
3351 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3353 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3354 stale and straggling -fforce-addr comments above.
3356 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3358 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3359 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3361 2008-01-23 Michael Matz <matz@suse.de>
3364 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3367 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3369 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3372 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3374 * config/avr/avr.c (avr_current_arch): New variable.
3375 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3376 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3377 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3378 (avr_override_options): Init 'avr_current_arch'.
3379 (base_arch_s): Move from here...
3380 * config/avr/avr.h (base_arch_s): ... here. Add new members
3381 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3382 'mega' to 'have_jmp_call'.
3383 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3384 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3386 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3388 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3389 MULTILIB_MATCHES): (Ditto.).
3391 2008-01-23 Richard Guenther <rguenther@suse.de>
3394 * cgraphunit.c (cgraph_reset_node): Always mark the node
3395 not reachable if it is not queued already.
3397 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3399 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3400 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3401 (cputype_selected): New static variable.
3402 (bfin_handle_option): Set it if -mcpu is used.
3403 (override_option): Select default set of workarounds if no cpu type
3404 selected on the command line.
3405 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3407 From Michael Frysinger <michael.frysinger@analog.com>
3408 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3409 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3411 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3412 for bf547, bf523, bf524, and bf526.
3413 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3416 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3417 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3418 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3419 * doc/invoke.texi (Blackfin Options): Document that
3420 -mcpu now accept bf547, bf523, bf524, and bf526.
3422 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3424 PR rtl-optimization/34628
3425 * combine.c (try_combine): Stop and undo after the first combination
3426 if an autoincrement side-effect on the first insn has effectively
3429 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3432 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3433 Offset addresses are not valid for Altivec or paired float modes.
3435 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3438 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3439 if DECL_INITIAL (decl) is error_mark_node.
3442 * c-common.c (handle_vector_size_attribute): Only allow
3443 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3444 the same way as pointer, array etc. types.
3445 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3448 * tree.c (build_type_attribute_qual_variant): Call
3449 build_qualified_type if attributes are equal, but quals are not.
3451 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3454 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3455 * flags.h (warn_strict_aliasing): Remove.
3456 (warn_strict_overflow): Remove.
3457 * opts.c (warn_strict_aliasing): Remove.
3458 (warn_strict_overflow): Remove.
3459 * c-opts.c (c_common_handle_option): -Wall only sets
3460 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3461 (c_common_post_options): Give default values to -Wstrict-aliasing
3462 and -Wstrict-overflow if they are uninitialized.
3463 * common.opt (Wstrict-aliasing): Specify Var and Init.
3464 (Wstrict-overflow): Likewise.
3466 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3468 PR rtl-optimization/26854
3469 PR rtl-optimization/34400
3470 PR rtl-optimization/34884
3471 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3473 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3474 (df_rd_bb_info.expanded_lr_out): Deleted
3475 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3476 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3477 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3478 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3479 Removed code to allocate, initialize or free expanded_lr_out.
3480 (df_rd_bb_local_compute_process_def): Restructured to make more
3482 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3483 sets if the sets are being trimmed.
3485 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3488 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3489 (as_vers): Likewise.
3490 * configure: Regenerated.
3492 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3495 * tree-pass.h (pass_build_alias): New pass.
3496 * tree-ssa-alias.c (gate_build_alias): New.
3497 (pass_build_alias): New.
3498 * passes.c (init_optimization_passes): Add pass_build_alias after
3499 pass_create_structure_vars.
3501 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3503 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3504 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3505 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3506 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3507 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3508 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3509 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3510 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3511 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3512 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3513 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3514 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3515 * config/s390/s390.md (FP_ALL): New mode iterator.
3516 (_d): New mode attribute.
3517 ("*signbit<mode>2>"): Changed mode of first operand.
3518 ("isinf<mode>2"): Changed mode of first operand.
3519 ("*TDC_insn"): Adaptation for DFP modes.
3521 2008-01-22 Ben Elliston <bje@au.ibm.com>
3523 * tree.c (check_qualified_type): Improve function description.
3525 2008-01-21 Jason Merrill <jason@redhat.com>
3528 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3529 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3532 2008-01-21 DJ Delorie <dj@redhat.com>
3534 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3537 2008-01-21 Richard Guenther <rguenther@suse.de>
3540 * tree-cfg.c (verify_expr): Allow all invariant expressions
3541 instead of just constant class ones as reference argument.
3542 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3543 like any other constant.
3544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3546 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3548 * regmove.c (fixup_match_1): Update call crossed frequencies.
3550 2008-01-21 Richard Guenther <rguenther@suse.de>
3553 * tree-inline.c (setup_one_parameter): Deal with mismatched
3554 types using a VIEW_CONVERT_EXPR.
3556 2008-01-21 Alon Dayan <alond@il.ibm.com>
3557 Olga Golovanevsky <olga@il.ibm.com>
3559 PR tree-optimization/34701
3560 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3561 when the structure size is not a power of 2.
3563 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3565 * doc/install.texi: Add doc for --enable-checking=df.
3567 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3569 PR rtl-optimization/34808
3570 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3572 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3574 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3577 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3579 PR rtl-optimization/26854
3580 PR rtl-optimization/34400
3581 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3583 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3584 (df_rd_bb_info.expanded_lr_out): New.
3585 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3586 * loop_iv.c (iv_analysis_loop_init): Ditto.
3587 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3588 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3589 Added code to allocate, initialize or free expanded_lr_out.
3590 (df_rd_bb_local_compute_process_def): Restructured to make
3591 more understandable.
3592 (df_rd_confluence_n): Add code to do nothing with fake edges and
3593 code to no apply invalidate_by_call sets if the sets are being trimmed.
3594 (df_lr_local_finalize): Renamed to df_lr_finalize.
3595 (df_live_local_finalize): Renamed to df_live_finalize.
3597 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3600 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3601 deciding whether to use reciprocal instructions.
3603 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3605 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3606 dwarf2out_note_section_used if cold_text_section is NULL.
3608 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3610 PR gcov-profile/34610
3611 * tree-cfg.c (make_edges): Mark both outgoing edges from
3612 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3613 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3614 from OMP_FOR and OMP_CONTINUE outgoing edges.
3616 * tree-profile.c (tree_profiling): Return early if
3617 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3619 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3620 from cfun to child_cfun.
3621 * function.h (struct function): Add after_tree_profile bit.
3623 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3625 * config/avr/avr.S (_exit): Disable interrupt.
3627 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3628 Steven Bosscher <stevenb.gcc@gmail.com>
3630 PR rtl-optimization/26854
3631 PR rtl-optimization/34400
3632 * df-problems.c (df_live_scratch): New scratch bitmap.
3633 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3634 (df_live_reset): Clear the proper bitmaps.
3635 (df_live_bb_local_compute): Only process the artificial defs once
3636 since the order is not important.
3637 (df_live_init): Init the df_live sets only with the variables
3638 found live by df_lr.
3639 (df_live_transfer_function): Use the df_lr sets to prune the
3640 df_live sets as they are being computed.
3641 (df_live_free): Free df_live_scratch.
3643 2008-01-18 Ian Lance Taylor <iant@google.com>
3645 * common.opt: Add fmerge-debug-strings.
3646 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3647 flag_merge_debug_strings rather than flag_merge_constants.
3648 * doc/invoke.texi (Option Summary): Mention
3649 -fmerge-debug-strings.
3650 (Debugging Options): Document -fmerge-debug-strings.
3652 2008-01-18 Ian Lance Taylor <iant@google.com>
3655 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3656 (struct tree_function_decl): Add new field operator_new_flag.
3657 * tree-inline.c (expand_call_inline): When inlining a call to
3658 operator new, force the return value to go into a variable, and
3659 set DECL_NO_TBAA_P on that variable.
3660 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3662 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3665 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3666 DWARF2_DEBUGGING_INFO.
3667 (dwarf2out_note_section_used): Ditto. Add prototype.
3668 (have_multiple_function_sections, text_section_used,
3669 cold_text_section_used, *cold_text_sections): Move declarations
3672 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3674 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3675 field and add signal_ra.
3676 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3677 assignments to frame state pc. Move end of stack check after
3678 MD_FALLBACK_FRAME_STATE_FOR.
3679 (uw_update_context_1): Use frame state signal_regs if set, instead
3680 of checking signal_frame flag.
3681 (uw_update_context): Use frame state signal_ra if set.
3682 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3683 * config/xtensa/linux-unwind.h: New file.
3685 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3687 * modulo-sched.c (get_sched_window): Fix comment typo.
3689 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3691 PR tree-optimization/34648
3692 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3694 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3696 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3697 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3699 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3701 PR rtl-optimization/34400
3702 * df-core.c (df_worklist_dataflow_overeager,
3703 df_worklist_dataflow_doublequeue): New functions.
3704 (df_worklist_dataflow): Two different worklist solvers.
3705 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3708 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3711 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3712 and ftree-parallelize-loops.
3714 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3716 PR rtl-optimization/34826
3717 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3719 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3721 * global.c (find_reg): Mark the eh regs as used if necessary.
3722 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3723 * ra.h (struct allocno): no_eh_reg field added. Changed
3724 no_stack_reg type to bitfield.
3726 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3728 * tree.c (substitute_in_expr): Add missing 'break'.
3730 2008-01-17 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/34825
3733 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3734 x / x as division to handle.
3736 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3738 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3739 "-pthread" is specified.
3740 * pa-hpux11.h (LIB_SPEC): Likewise.
3742 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3743 Peter Bergner <bergner@vnet.ibm.com>
3745 PR rtl-optimization/33796
3746 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3748 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3750 PR libgfortran/34699
3751 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3753 * pa-hpux10.h (LINK_SPEC): Likewise.
3754 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3756 2008-01-16 Richard Guenther <rguenther@suse.de>
3759 * fold-const.c (fold_convert_const_int_from_int): Do not
3760 set overflow if that occured only because of a sign extension
3761 change when converting from/to a sizetype with the same
3762 precision and signedness.
3764 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3767 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3768 location address to the correct place. Update copyright year.
3770 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3772 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3773 no dependences in the dependence_relations vector.
3775 2008-01-16 Jan Hubicka <jh@suse.cz>
3777 PR rtl-optimization/31396
3778 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3779 * cfg.c (dump_reg_info): Print it.
3780 * regs.h (struct reg_info_t): add freq_calls_crossed.
3781 (REG_FREQ_CALLS_CROSSED): New macro.
3782 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3783 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3784 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3785 regmove_optimize): Update call crossed frequencies.
3786 * local-alloc.c (struct qty): Add freq_calls_crossed.
3787 (alloc_qty): Copute freq_calls_crossed.
3788 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3789 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3790 * ra.h (struct allocno): Add freq_calls_crossed.
3792 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3794 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3795 libgomp when compiling with ftree-parallelize-loops.
3796 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3798 2008-01-16 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/34769
3801 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3802 * tree.c (int_cst_value): Instead make this function more
3803 permissive in what it accepts as valid input. Document this
3804 function always sign-extends the value.
3806 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3807 Richard Guenther <rguenther@suse.de>
3810 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3811 (gimple_fold_indirect_ref_rhs): ... this.
3812 (gimple_fold_indirect_ref): New function with foldings
3813 that preserve lvalueness.
3814 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3815 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3816 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3817 to fold an INDIRECT_REF, fall back to the old use of
3818 fold_indirect_ref_1.
3820 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3822 * tree-data-ref.c (subscript_dependence_tester_1): Call
3823 free_conflict_function.
3824 (compute_self_dependence): Same.
3826 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3829 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3830 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3832 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3833 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3834 for DWARF2_UNWIND_INFO targets.
3836 2008-01-16 Richard Guenther <rguenther@suse.de>
3839 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3840 type qualifiers for function types.
3842 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3844 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3845 loop_iterator li from previous commit.
3847 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3849 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3851 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3853 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3854 (parallelize_loops): Don't parallelize irreducible components.
3856 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3859 * c-opts (c_common_post_options): Do not enable CPP
3860 flag_pedantic_errors by default.
3862 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3864 PR rtl-optimization/31944
3865 * cse.c (remove_pseudo_from_table): New function.
3866 (merge_equiv_classes): Use above function to remove pseudo-registers.
3867 (invalidate): Likewise.
3869 2008-01-13 Richard Guenther <rguenther@suse.de>
3872 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3873 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3875 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3877 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3878 validate_change to unshare the source of the PC set.
3880 2008-01-12 Jan Hubicka <jh@suse.cz>
3883 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3884 references above array bounds. This might trigger bounds checks for
3887 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3889 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3890 new_replaceable_dependencies.
3892 2008-01-12 Doug Kwan <dougkwan@google.com>
3894 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3895 instead of OPT_Wreturn_type in warning due to ignored return type
3897 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3898 options included in -Wextra.
3899 * c.opt: New option -Wignored_qualifiers.
3900 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3901 -Wignore_qualifiers.
3902 (-Wignored-qualifiers): Document.
3903 (-Wreturn-type): Remove description of functionality now handled
3904 by -Wignored-qualifiers.
3906 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3909 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3910 NOP_EXPR if it is between integral types with the same precision.
3912 2008-01-12 Jan Hubicka <jh@suse.cz>
3915 * invoke.texi (max-inline-recursive-depth): Fix default value.
3917 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3919 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3922 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3924 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3926 2008-01-11 James E. Wilson <wilson@specifix.com>
3929 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3931 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3933 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3934 save/restore frame pointer register and don't use 'call-prologues'
3935 optimization in function with "OS_task" attribute.
3937 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3940 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3941 when copying to memory.
3943 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3945 PR rtl-optimization/30905
3946 * cfgcleanup.c: Include dce.h
3947 (crossjumps_occured): New global variable.
3948 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3949 If something changed, set crossjumps_occured to true.
3950 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3951 Don't add/remove fake edges to exit here...
3952 (cleanup_cfg): ...but do it here, when crossjumping.
3953 Run a fast DCE when successful crossjumps occured in the latest
3954 iteration of try_optimize_cfg.
3956 2008-01-11 Richard Guenther <rguenther@suse.de>
3958 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3959 (struct vn_unary_op_s): Likewise.
3960 (vn_reference_insert): Free old reference on hash collision.
3962 2008-01-10 Raksit Ashok <raksit@google.com>
3964 PR rtl-optimization/27971
3965 * combine.c (find_split_point): Split PLUS expressions which are
3966 inside a MEM rtx, and whose first operand is complex.
3968 2008-01-10 DJ Delorie <dj@redhat.com>
3970 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3971 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3972 (m32c_hard_regno_ok): Call the underlying function.
3974 2008-01-10 Richard Guenther <rguenther@suse.de>
3977 * tree-cfg.c (tree_merge_blocks): Do not go through the
3978 full-blown folding and stmt updating path if we just deal
3979 with virtual operands.
3980 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3981 test for abnormal SSA_NAMEs.
3983 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3986 * reload.c (push_reload): Add assertions. All constants from
3987 reg_equiv_constant should have been used for replacing the respective
3989 (find_reloads_address): Invoke find_reloads_address_part for
3990 constant taken from the reg_equiv_constant array.
3992 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3994 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3995 field (valnum) the first in the struct. Replace bools with
3998 2008-01-10 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/34651
4001 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4002 types and ordering for masking and converting.
4004 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4006 PR tree-optimization/34017
4007 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4008 also for PHI_NODE expressions.
4010 2008-01-09 Jan Hubicka <jh@suse.cz>
4012 PR tree-optimization/34708
4013 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4014 based on number of case labels.
4015 (init_inline_once): Remove switch_cost.
4016 * tree-inline.h (eni_weights_d): Remove switch_cost.
4018 2008-01-09 Richard Guenther <rguenther@suse.de>
4019 Andrew Pinski <andrew_pinski@playstation.sony.com>
4022 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4023 temporary if an rvalue is ok or an lvalue is not required.
4025 2008-01-09 Richard Guenther <rguenther@suse.de>
4028 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4031 2008-01-09 Richard Guenther <rguenther@suse.de>
4034 * tree.c (host_integerp): Check for sizetype only if the
4035 type is an integer type.
4037 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4040 * opts.c (decode_options): Disable inlining of functions called
4041 once if not in unit-at-a-time mode.
4043 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4045 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4047 2008-01-08 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4051 out early if the result will be unused.
4053 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4058 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4062 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4064 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4065 for vectorization tuned.
4067 2008-01-08 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/34683
4070 * tree-ssa-operands.c (operand_build_cmp): Export.
4071 * tree-ssa-operands.h (operand_build_cmp): Declare.
4072 * tree-vn.c (vuses_compare): Remove.
4073 (sort_vuses): Use operand_build_cmp.
4074 (sort_vuses_heap): Likewise.
4075 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4076 to re-use old VEC if available. Do not sort already sorted VUSEs.
4077 (vdefs_to_vec): Do not sort already sorted VDEFs.
4079 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4082 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4084 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4087 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4088 limitations of reciprocal sequences on x86 targets.
4090 2008-01-08 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/34683
4093 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4095 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4098 * config/darwin.c (darwin_mergeable_string_section): Don't use
4099 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4101 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4104 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4105 negxf2. Macroize expander using X87MODEF mode iterator. Change
4106 predicates of op0 and op1 to register_operand.
4107 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4108 expander using X87MODEF mode iterator. Change predicates of
4109 op0 and op1 to register_operand.
4110 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4111 corresponding patterns and macroize using MODEF macro. Change
4112 predicates of op0 and op1 to register_operand and remove
4113 "m" constraint. Disparage "r" alternative with "!".
4114 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4115 macroize using X87MODEF macro. Change predicates of op0 and op1
4116 to register_operand and remove "m" constraint. Disparage "r"
4117 alternative with "!".
4118 (absneg splitter with memory operands): Remove.
4119 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4120 patterns and macroize using X87MODEF mode iterator.
4121 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4122 Change predicate of op1 to register_operand.
4123 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4124 for memory operands.
4126 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4128 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4130 2008-01-07 Richard Guenther <rguenther@suse.de>
4132 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4135 2008-01-07 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/34683
4138 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4139 VOPs of the needed size to save memory. Use VEC_quick_push
4140 to save compile-time.
4141 (vdefs_to_vec): Likewise.
4143 2008-01-07 Sa Liu <saliu@de.ibm.com>
4145 * config/spu/spu.md (divdf3): Genetate inline code for double
4146 division. The implementation doesn't handle INF or NAN, therefore it
4147 only applies when -ffinite-math-only is given.
4149 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4152 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4153 * doc/cpp.texi ([Common Predefined Macros]): Document.
4155 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4158 order to use commutative addition instead of subtraction.
4160 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4161 Mircea Namolaru <namolaru@il.ibm.com>
4162 Vladimir Yanovsky <yanov@il.ibm.com>
4163 Revital Eres <eres@il.ibm.com>
4165 PR tree-optimization/34263
4166 * tree-outof-ssa.c (process_single_block_loop_latch,
4167 contains_tree_r): New functions.
4168 (analyze_edges_for_bb): Call process_single_block_loop_latch
4169 function to empty single-basic-block latch block if possible.
4171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4173 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4175 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4177 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4179 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4181 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4183 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4185 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4187 PR tree-optimization/34618
4188 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4191 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4194 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4195 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4196 Update copyright year.
4198 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4199 Update copyright year.
4200 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4203 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4205 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4206 edge does not point to current bb before changing need_assert.
4208 2008-01-04 Richard Guenther <rguenther@suse.de>
4211 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4212 for verifying purposes if they are is_gimple_min_invariant.
4214 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4216 PR tree-optimization/34448
4217 PR tree-optimization/34465
4218 * gimplify.c (gimplify_init_constructor): Add new parameter
4219 notify_temp_creation. Use it.
4220 (gimplify_modify_expr_rhs): Take volatiles into account when
4221 optimizing constructors.
4222 Do not optimize constructors if gimplify_init_constructor will dump to
4224 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4225 * gcc.c-torture/compile/pr34448.c: New.
4227 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4229 PR gcov-profile/34609
4230 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4231 return_slot if result is TREE_ADDRESSABLE.
4233 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4235 * config/mips/mips.md (sqrt_condition): Tweak comment.
4236 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4238 2008-01-03 Tom Tromey <tromey@redhat.com>
4241 * c-common.c (c_type_hash): Handle VLAs.
4243 2008-01-03 Jan Hubicka <jh@suse.cz>
4245 PR tree-optimization/31081
4246 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4247 0 when inlining and not inlining to first basic block.
4248 (remap_decl): When var is initialized to 0, don't set default_def.
4249 (expand_call_inline): Set entry_bb.
4250 * tree-inline.h (copy_body_data): Add entry_bb.
4252 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4255 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4258 PR tree-optimization/29484
4259 * tree-inline.c (inline_forbidden_p_2): New function.
4260 (inline_forbidden_p): Disallow inlining if some static var
4261 has an address of a local LABEL_DECL in its initializer.
4262 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4265 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4267 PR tree-optimization/34635
4268 * tree-data-ref.c (add_other_self_distances): Make sure that the
4269 evolution step is constant.
4271 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4274 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4276 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4278 * tree-sra.c (scalarize_init): Insert the generate_element_init
4279 statements after the generate_element_zero statements.
4281 2008-01-02 Richard Guenther <rguenther@suse.de>
4285 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4286 for very large number of operands instead of ICEing.
4288 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4291 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4292 while stack probing.
4294 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4296 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4299 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4302 * tree-mudflap.c (mx_register_decls): Guard warning by
4303 !DECL_ARTIFICIAL check.
4305 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4307 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4308 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4309 sse5_perm<mode>): Fix constraints.