1 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3 * common.opt (Wmudflap): New option.
4 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5 (mx_register_decls): Likewise.
6 (mudflap_finish_file): Likewise.
7 * doc/invoke.texi: Document -Wno-mudflap.
9 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
11 * c-format.c (replace_format_name_to_system_name): New.
13 (convert_format_name_to_system_name): New.
14 (decode_format_attr): Add use of convert_format_name_to_system_name.
15 (format_types_orig): Add gnu_ prefix to names.
16 (check_format_info_main): Special treating of \0 escaped names for
17 supporting multi-character format specifiers as I32, I64.
18 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19 (gnu_target_overrides_format_attributes): New.
20 * c-format.h: Add structure target_ovr_attr to hold
21 system specific formatter names.
22 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23 msformat-c.o file to c_target_objs and cxx_target_objs.
24 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
25 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
26 (TARGET_N_FORMAT_TYPES): New.
27 * config/i386/msformat-c.c: New.
28 * config/i386/t-cygming: Add build rule for msformat-c.o.
29 * doc/extend.texi: Add new format names gnu_* and ms_* and
31 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
33 2008-03-20 Ira Rosen <irar@il.ibm.com>
35 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
36 optimizations turned on under -O3.
37 (ftree-vectorize): Add that the flag is turned on with -O3.
39 2008-03-20 Ben Elliston <bje@au.ibm.com>
41 * regmove.c (try_auto_increment): Fix spelling error in comment.
42 * final.c (final_scan_insn): Likewise.
44 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
48 allocator preferences for "y" and "r" class registers.
49 ("*mov<mode>_internal"): Ditto.
50 ("*movv2sf_internal_rex64"): Ditto.
51 ("*movv2sf_internal"): Ditto.
53 2008-03-19 Michael Matz <matz@suse.de>
56 * calls.c (expand_call): Check overlap of arguments with call
59 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
62 * stor-layout.c (update_alignment_for_field): Set minimum alignment
63 of the underlying type of a MS bitfield layout to the natural
64 alignment of the type.
66 2008-03-19 Jan Hubicka <jh@suse.cz>
69 * toplev.c (decode_d_option): Handle all CPP flags.
70 * tree-vrp.c: Update tree_pass descriptors.
71 * regrename.c: Update tree_pass descriptors.
72 * fwprop.c: Update tree_pass descriptors.
73 * doc/invoke.texi: Remove documentation of dropped -d? flags.
74 * tree-into-ssa.c: Update tree_pass descriptors.
75 * tree-dump.c: Update tree_pass descriptors.
76 * tree-complex.c: Update tree_pass descriptors.
77 * tree-dump.h: Update tree_pass descriptors.
78 * see.c: Update tree_pass descriptors.
79 * cgraphbuild.c: Update tree_pass descriptors.
80 * tracer.c: Update tree_pass descriptors.
81 * tree-loop-distribution.c: Update tree_pass descriptors.
82 * cgraph.c: Update tree_pass descriptors.
83 * postreload-gcse.c: Update tree_pass descriptors.
84 * postreload.c: Update tree_pass descriptors.
85 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
86 * tree-tailcall.c: Update tree_pass descriptors.
87 * tree-pass.h (tree_opt_pass): Rename to ...
88 (opt_pass) ... this one; add "type" field and remove letter field.
89 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
90 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
91 all_lowering_passes): Update declaration.
92 * ipa-cp.c: Update tree_pass descriptors.
93 * final.c: Update tree_pass descriptors.
94 * omp-low.c: Update tree_pass descriptors.
95 * tree-ssa-dse.c: Update tree_pass descriptors.
96 * ipa-reference.c: Update tree_pass descriptors.
97 * tree-ssa-uncprop.c: Update tree_pass descriptors.
98 * auto-inc-dec.c: Update tree_pass descriptors.
99 * reorg.c: Update tree_pass descriptors.
100 * cgraphunit.c: Update tree_pass descriptors.
101 * tree-ssa-copyrename.c: Update tree_pass descriptors.
102 * tree-ssa-ccp.c: Update tree_pass descriptors.
103 * df-core.c: Update tree_pass descriptors.
104 * mode-switching.c: Update tree_pass descriptors.
105 * tree-nomudflap.c: Update tree_pass descriptors.
106 * modulo-sched.c: Update tree_pass descriptors.
107 * ipa-pure-const.c: Update tree_pass descriptors.
108 * cse.c: Update tree_pass descriptors.
109 * web.c: Update tree_pass descriptors.
110 * tree-stdarg.c: Update tree_pass descriptors.
111 * tree-ssa-math-opts.c: Update tree_pass descriptors.
112 * tree-ssa-dom.c: Update tree_pass descriptors.
113 * tree-nrv.c: Update tree_pass descriptors.
114 * tree-ssa-alias.c: Update tree_pass descriptors.
115 * loop-init.c: Update tree_pass descriptors.
116 * gimple-low.c: Update tree_pass descriptors.
117 * ipa-inline.c: Update tree_pass descriptors.
118 * tree-ssa-sink.c: Update tree_pass descriptors.
119 * global.c: Update tree_pass descriptors.
120 * ifcvt.c: Update tree_pass descriptors.
121 * jump.c: Update tree_pass descriptors.
122 * predict.c: Update tree_pass descriptors.
123 * tree-ssa-loop.c: Update tree_pass descriptors.
124 * recog.c: Update tree_pass descriptors.
125 * dse.c: Update tree_pass descriptors.
126 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
127 * tree-eh.c: Update tree_pass descriptors.
128 * regmove.c: Update tree_pass descriptors.
130 * function.c: Update tree_pass descriptors.
131 * tree-vectorizer.c: Update tree_pass descriptors.
132 * gcse.c: Update tree_pass descriptors.
133 * ipa-type-escape.c: Update tree_pass descriptors.
134 * tree-if-conv.c: Update tree_pass descriptors.
135 * init-regs.c: Update tree_pass descriptors.
136 * ipa.c: Update tree_pass descriptors.
137 * tree-ssa-phiopt.c: Update tree_pass descriptors.
138 * rtl-factoring.c: Update tree_pass descriptors.
139 * lower-subreg.c: Update tree_pass descriptors.
140 * bt-load.c: Update tree_pass descriptors.
141 * tree-dfa.c: Update tree_pass descriptors.
142 * except.c: Update tree_pass descriptors.
143 * emit-rtl.c: Update tree_pass descriptors.
144 * cfgexpand.c: Update tree_pass descriptors.
145 * tree-cfgcleanup.c: Update tree_pass descriptors.
146 * cfgcleanup.c: Update tree_pass descriptors.
147 * tree-ssa-pre.c: Update tree_pass descriptors.
148 * tree-sra.c: Update tree_pass descriptors.
149 * tree-mudflap.c: Update tree_pass descriptors.
150 * tree-ssa-copy.c: Update tree_pass descriptors.
151 * cfglayout.c: Update tree_pass descriptors.
152 * tree-ssa-forwprop.c: Update tree_pass descriptors.
153 * tree-ssa-dce.c: Update tree_pass descriptors.
154 * tree-ssa.c: Update tree_pass descriptors.
155 * regclass.c: Update tree_pass descriptors.
156 * integrate.c: Update tree_pass descriptors.
157 * tree-optimize.c: Update tree_pass descriptors.
158 * tree-ssa-phiprop.c: Update tree_pass descriptors.
159 * tree-object-size.c: Update tree_pass descriptors.
160 * combine.c: Update tree_pass descriptors.
161 * tree-outof-ssa.c: Update tree_pass descriptors.
162 * bb-reorder.c: Update tree_pass descriptors.
163 * stack-ptr-mod.c: Update tree_pass descriptors.
164 * var-tracking.c: Update tree_pass descriptors.
165 * tree-profile.c: Update tree_pass descriptors.
166 * tree-vect-generic.c: Update tree_pass descriptors.
167 * reg-stack.c: Update tree_pass descriptors.
168 * sched-rgn.c: Update tree_pass descriptors.
169 * tree-ssa-structalias.c: Update tree_pass descriptors.
170 * tree-cfg.c: Update tree_pass descriptors.
171 * passes.c (current_pass): Update declaration.
172 (finish_optimization_passes): Update.
173 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
174 (register_one_dump_file, register_dump_files_1, next_pass_1):
176 (init_optimization_passes): Update handling of new types.
177 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
178 * ipa-struct-reorg.c: Update tree_pass descriptors.
179 * tree-ssa-reassoc.c: Update tree_pass descriptors.
180 * combine-stack-adj.c: Update tree_pass descriptors.
181 * cfgrtl.c: Update tree_pass descriptors.
182 * dce.c: Update tree_pass descriptors.
183 * tree-ssanames.c: Update tree_pass descriptors.
185 2008-03-19 Richard Guenther <rguenther@suse.de>
188 * tree-ssa.c (always_executed): New global flag.
189 (warn_uninitialized_var): If !always_executed warn with "maybe"
191 (execute_early_warn_uninitialized): Compute post-dominators.
192 Initialize always_executed before processing each basic block.
194 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
197 * config/i386/i386.c (x86_this_parameter): Calculate correct location
198 of "this" pointer when "regparm = N" or "fastcall" is in effect.
200 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
204 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
206 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
208 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
209 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
210 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
211 target after ignore has been set, and move there also the commputation
212 of subtarget and original_target.
213 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
214 (LANG_HOOKS_INITIALIZER): Remove it.
215 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
217 2008-03-18 Richard Guenther <rguenther@suse.de>
219 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
220 found an expression with constants, note that in the VN for the lhs.
221 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
222 fold them to constants if possible. Run cleanup_cfg if done so.
223 (execute_pre): Return todo.
225 (execute_fre): Likewise.
226 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
228 (get_prop_source_stmt): Look through pointer conversions.
230 2008-03-18 Jan Hubicka <jh@suse.cz>
232 * tree-pretty-print.c: Include predict.h.
233 (dump_generic_node): Dump predictor.
234 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
235 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
236 * gimple-low.c (lower_stmt): Likewise.
237 * expr.c (expand_expr_real): Likewise.
238 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
240 (build_predict_expr, build_predict_expr): New.
241 * predict.h (predictor_name, build_predict_expr): Update.
242 * c-typeck.c (c_finish_bc_stmt): Add prediction.
243 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
244 * predict.def (PRED_CONTINUE): Update hitrate.
245 * tree.def (PREDICT_EXPR): Define.
246 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
247 do not handle BIND_EXPR.
248 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
249 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
250 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
253 2008-03-18 Michael Matz <matz@suse.de>
255 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
257 2008-03-18 Richard Guenther <rguenther@suse.de>
259 * tree-gimple.h (is_gimple_invariant_address): Declare.
260 (is_gimple_constant): Likewise.
261 * tree-gimple.c (is_gimple_constant): New function.
262 (is_gimple_invariant_address): Likewise.
263 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
264 and is_gimple_invariant_address.
265 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
267 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
270 2008-03-18 Jakub Jelinek <jakub@redhat.com>
273 * gimplify.c (gimplify_expr): Gimplify second operand of
276 2008-03-17 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/19637
279 * fold-const.c (fold_unary): Remove restrictions of removing
280 intermediate pointer-conversions (P2)(P1)P0.
281 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
282 conversion to void pointer.
283 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
285 2008-03-16 James E. Wilson <wilson@tuliptree.org>
288 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
289 emulated thread local variables.
291 2008-03-16 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
295 expand TREE_INVARIANT operations that are not gimple invariant.
297 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
299 * doc/extend.texi (Alignment): Say that the ABI controls
300 the __alignof__ for non-strict-alignment targets rather
301 than being a recommendation.
303 2008-03-15 Paul Brook <paul@codesourcery.com>
305 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
307 (arm_output_fn_unwind): Mark functions that can not be unwound.
309 2008-03-15 Paul Brook <paul@codesourcery.com>
311 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
312 extension instructions.
314 2008-03-15 Richard Guenther <rguenther@suse.de>
316 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
317 and fold constant aggregate refs.
318 (fold_const_aggregate_ref): Handle string constants
319 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
320 (evaluate_stmt): Simplify now that ccp_fold folds constant
323 2008-03-15 Paul Brook <paul@codesourcery.com>
325 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
326 (extzv): Use gen_extzv_t2.
327 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
329 2008-03-15 Richard Guenther <rguenther@suse.de>
331 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
332 (fold_const_aggregate_ref): Likewise.
333 (get_value): Return NULL if we don't have any values.
334 (ccp_finalize): Set const_val to NULL after freeing it.
335 * tree-flow.h (get_symbol_constant_value): Declare.
336 (fold_const_aggregate_ref): Likewise.
337 * tree-ssa-sccvn.c (try_to_simplify): Use them.
339 2008-03-15 Richard Guenther <rguenther@suse.de>
342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
343 to not produce negative array indices if not allowed. Add
344 parameter to indicate that.
345 (maybe_fold_offset_to_component_ref): Allow negative array
346 indices only for the first member of a structure.
347 (maybe_fold_offset_to_reference): Allow negative array indices.
348 (maybe_fold_stmt_addition): Likewise.
350 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
351 Anatoly Sokolov <aesok@post.ru>
353 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
354 (avr_arch): Add ARCH_AVR6.
355 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
356 (initial_elimination_offset): Initialize and use 'avr_pc_size'
357 instead of fixed value 2.
358 (print_operand_address): Use gs() asm specifier instead of pm().
359 (avr_assemble_integer): (Ditto.).
360 (avr_output_addr_vec_elt): (Ditto.).
361 (print_operand): Handle "!" code.
362 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
363 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
364 (AVR_HAVE_EIJMP_EICALL): Define.
365 (AVR_3_BYTE_PC): Redefine.
366 (AVR_2_BYTE_PC): (Ditto.).
367 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
368 (LINK_SPEC): Add atmega2560 and atmega2561.
369 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
371 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
372 for 3 byte PC devices.
373 (call_value_insn): (Ditto.).
374 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
375 (indirect_jump): Use only for for 2 byte PC devices.
376 (*tablejump): (Ditto.).
377 (*indirect_jump_avr6): Add insn.
378 (*tablejump_rjmp): Don't use for 3 byte PC devices.
379 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
380 instead of ijmp for 3 byte PC devices.
381 (__tablejump2__): (Ditto.).
382 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
383 (MULITLIB_DIRNAMES): (Ditto.).
384 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
386 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
388 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
389 "sse2_umulsidi3". Use V1DI mode for operand 0.
390 ("mmx_psadbw"): Use V1DI mode for operand 0.
391 * config/i386/i386-modes.def (V1SI): New vector mode.
392 * config/i386/i386.c (struct builtin_description)
393 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
394 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
395 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
396 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
397 v1di_ftype_v8qi_v8qi type.
398 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
400 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
401 __builtin_ia32_pmuludq]: Fix the mode of return value.
403 2008-03-15 Richard Guenther <rguenther@suse.de>
406 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
409 2008-03-14 Bob Wilson <bob.wilson@acm.org>
411 * doc/invoke.texi (Option Summary, Xtensa Options): Document
412 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
413 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
414 unless TARGET_SERIALIZE_VOLATILE is enabled.
415 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
416 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
417 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
419 2008-03-14 Richard Guenther <rguenther@suse.de>
421 PR tree-optimization/34172
422 * tree-flow.h (refs_may_alias_p): Declare.
423 (get_single_def_stmt): Likewise.
424 (get_single_def_stmt_from_phi): Likewise.
425 (get_single_def_stmt_with_phi): Likewise.
426 * tree-dfa.c (refs_may_alias_p): New function.
427 (get_single_def_stmt): Likewise.
428 (get_single_def_stmt_from_phi): Likewise.
429 (get_single_def_stmt_with_phi): Likewise.
430 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
431 (vn_reference_lookup_1): New helper function.
432 (vn_reference_lookup): Walk the virtual use-def chain to
433 continue searching for a match if the def does not alias the
434 reference we are looking for.
436 2008-03-14 David Edelsohn <edelsohn@gnu.org>
438 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
439 archive and Perzl. Update The Written Word listing.
441 2008-03-14 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/34043
444 PR tree-optimization/33989
445 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
447 (bitmap_find_leader): Use extra argument to verify dominance
448 relationship inside a basic-block.
449 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
450 (find_leader_in_sets): Adjust.
451 (create_component_ref_by_pieces): Take extra argument for
452 dominance check, handle lookup failures.
453 (find_or_generate_expression): Likewise.
454 (create_expression_by_pieces): Likewise.
455 (insert_into_preds_of_block): Adjust.
456 (create_value_expr_from): If asked for, verify all operands
457 are in the blocks AVAIL_OUT set.
458 (make_values_for_stmt): Check for SSA_NAMEs that are life
459 over an abnormal edge.
460 (compute_avail): Remove such check.
461 (do_SCCVN_insertion): New function.
462 (eliminate): If we do not find a leader suitable for replacement
463 insert a replacement expression from SCCVN if available.
464 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
465 (struct vn_ssa_aux): Add needs_insertion flag.
466 * tree-ssa-sccvn.c (may_insert): New global flag.
467 (copy_reference_ops_from_ref): Value-number union member access
468 based on its size, not type and member if insertion is allowed.
469 (visit_reference_op_load): For a weak match from union type
470 punning lookup a view-converted value and insert a SSA_NAME
471 for that value if that is not found.
472 (visit_use): Make dumps shorter. Do not disallow value numbering
473 SSA_NAMEs that are life over an abnormal edge to constants.
474 (free_scc_vn): Release inserted SSA_NAMEs.
475 (run_scc_vn): New flag to specify whether insertion is allowed.
476 Process SSA_NAMEs in forward order.
477 * tree-ssa-loop-im.c (for_each_index): Handle invariant
478 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
479 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
480 pointer type to/from integral types that do not change the
481 precision to regular conversions.
483 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
485 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
486 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
487 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
488 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
489 input arguments and the mode of return value. Built-in functions
490 that operate on whole 64-bit MMX register now use V1DI mode.
492 2008-03-13 Alon Dayan <alond@il.ibm.com>
493 Olga Golovanevsky <olga@il.ibm.com>
495 PR tree-optimization/35041
496 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
497 to locate the right position in a statement.
499 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/xmmintrin.h: Change all static inline functions to
504 extern inline and add __gnu_inline__ attribute.
505 * config/i386/bmintrin.h: Ditto.
506 * config/i386/smmintrin.h: Ditto.
507 * config/i386/tmmintrin.h: Ditto.
508 * config/i386/mmintrin-common.h: Ditto.
509 * config/i386/ammintrin.h: Ditto.
510 * config/i386/emmintrin.h: Ditto.
511 * config/i386/pmmintrin.h: Ditto.
512 * config/i386/mmintrin.h: Ditto.
513 * config/i386/mm3dnow.h: Ditto.
515 2008-03-13 Jakub Jelinek <jakub@redhat.com>
518 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
519 (lower_omp_2): New function.
520 (lower_omp_1, lower_omp): Rewritten.
522 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
525 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
526 with the phrase "Microsoft Windows compilers".
527 (Push/Pop Macro Pragmas): New subsection. Document
528 #pragma push_macro and pragma pop_macro.
530 2008-03-12 Paul Brook <paul@codesourcery.com>
532 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
534 2008-03-12 Paul Brook <paul@codesourcery.com>
536 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
537 (thumb2_alusi3_short): Exclude PLUS and MINUS.
538 (thumb2_addsi_shortim): Rename ...
539 (thumb2_addsi_short): ... to this. Allow register operands.
540 (thumb2_subsi_short): New pattern.
541 (thumb2_one_cmplsi2_short,
542 thumb2_negsi2_short): New patterns and peepholes.
544 2008-03-12 Paul Brook <paul@codesourcery.com>
546 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
548 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (int_cond): New code iterator.
552 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
553 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
554 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
555 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
556 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
557 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
558 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
559 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
561 2008-03-12 Paul Brook <paul@codesourcery.com>
563 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
564 instead of {arm,thumb}_compute_save_reg_mask.
565 (output_return_instruction): Ditto.
566 (thumb_unexpanded_epilogue): Ditto.
567 (thumb1_expand_prologue): Ditto.
568 (thumb1_output_function_prologue): Ditto.
569 (arm_set_return_address): Ditto.
570 (thumb_set_return_address): Ditto.
571 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
572 regs to achieve stack alignment.
573 (thumb1_compute_save_reg_mask): Fix compiler warning.
574 (arm_output_epilogue): Use offsets->saved_regs_mask.
575 Adjust stack pointer by poping call clobered registers.
576 (arm_expand_prologue): Use offsets->saved_regs_mask.
577 Adjust stack pointer by pushing extra registers.
578 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
580 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
583 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
584 conversion to the operands of a multiplication.
586 2008-03-12 Richard Guenther <rguenther@suse.de>
588 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
589 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
590 * timevar.def (TV_TREE_PHIPROP): Add.
591 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
592 pass description. Use TV_TREE_PHIPROP.
593 * tree-ssa-forwprop.c: Remove phiprop code.
595 2008-03-12 Jakub Jelinek <jakub@redhat.com>
598 * omp-low.c (maybe_lookup_decl): Constify first argument.
599 (use_pointer_for_field): Change last argument from bool to
600 omp_context *. Disallow shared copy-in/out in nested
601 parallel if decl is shared in outer parallel too.
602 (build_outer_var_ref, scan_sharing_clauses,
603 lower_rec_input_clauses, lower_copyprivate_clauses,
604 lower_send_clauses, lower_send_shared_vars): Adjust callers.
606 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
607 Ira Rosen <irar@il.ibm.com>
609 * tree-vectorizer.c (free_stmt_vec_info): New function.
610 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
611 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
612 * tree-vectorizer.h (free_stmt_vec_info): Declare.
613 * tree-vect-transform.c (vectorizable_conversion): Free
614 vec_oprnds0 if it was allocated.
615 (vect_permute_store_chain): Remove unused VECs.
616 (vectorizable_store): Free VECs that are allocated in the..
618 (vect_transform_strided_load, vectorizable_load): Likewise.
619 (vect_remove_stores): Simplify the code.
620 (vect_transform_loop): Move code to vect_remove_stores().
621 Call vect_remove_stores() and free_stmt_vec_info().
623 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
625 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
626 TARGET_HPUX. Revise comment.
627 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
628 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
629 Use sr4 variant of `be' instruction when not generating PIC code.
630 (attr_length_call): Adjust for above change.
632 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
634 * ipa-reference.c (static_execute): Remove module_statics_const and
635 associated setting code.
637 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
641 predicate for operand 1.
642 (paritysi2_cmp): Use register_operand predicate for operand 2.
643 Use earlyclobber modifier for operand 1. Remove support for
645 (paritydi2_cmp): Use register_operand predicate for operand 3.
646 Use earlyclobber modifier for operand 1. Remove support for
649 2008-03-11 Paul Brook <paul@codesourcery.com>
650 Vladimir Prus <vladimir@codesourcery.com>
652 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
653 (arm_compute_save_reg0_reg12_mask): Always
654 check if register 11 must be saved. Always safe hard frame pointer
655 when frame_pointer_needeed.
656 (arm_compute_save_reg_mask): Save IP and PC
657 only with apcs frames.
658 (arm_output_epilogue): Adjust Thumb2 codepath to
659 be also invoked and work for ARM non-apcs frames.
660 (arm_expand_prologue): Don't bother saving IP
661 for non-apcs frame, since it's not clobbered by
662 prologue code. Implement non-apcs frame
665 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
667 PR rtl-optimization/35281
668 * expr.c (convert_move): Use a new pseudo for the intermediate
669 from_mode->word_mode result.
671 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
673 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
674 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
675 * toplev.c (compile_file): Don't call it.
677 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
680 * expr.c (store_expr): Call emit_block_move if the mode
681 of "temp" RTX is BLKmode.
683 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
684 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/31358
687 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
688 the step with a NULL_TREE.
689 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
690 to sizetype if type is a pointer type.
691 (add_candidate_1): Don't convert the base and step to
692 the generic type if the orginal type is a pointer type.
693 (add_iv_value_candidates): Use sizetype for the step
694 if type is a pointer type.
695 (cand_value_at): Likewise.
696 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
698 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
699 Don't convert the tem affine to the type.
700 (add_elt_to_tree): Use sizetype for the step if a pointer.
701 Use POINTER_PLUS_EXPR for pointers.
702 (aff_combination_to_tree): Use sizetype for the step if a
705 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
707 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
708 Remove commutativity hint.
710 2008-03-10 Jakub Jelinek <jakub@redhat.com>
714 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
715 errorneous type. Check that v is a VAR_DECL.
718 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
720 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
722 PR tree-optimization/35494
723 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
724 may be overriden at link and run time.
726 2008-03-10 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/34677
729 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
730 (poolify_tree): Likewise.
731 (modify_expr_template): Likewise.
732 (poolify_modify_stmt): Likewise.
733 (insert_fake_stores): Handle all component-ref style stores
734 in addition to INDIRECT_REF. Also handle complex types.
735 Do not poolify the inserted load.
736 (realify_fake_stores): Do not rebuild the tree but only
737 make it a SSA_NAME copy.
738 (init_pre): Remove initialzation of modify_expr_template.
739 Do not allocate modify_expr_node_pool.
740 (fini_pre): Do not free modify_expr_node_pool.
742 2008-03-10 Paul Brook <paul@codesourcery.com>
744 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
747 2008-03-10 Paul Brook <paul@codesourcery.com>
748 Mark Shinwell <shinwell@codesourcery.com>
750 * config/arm/cortex-r4.md: New.
751 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
753 * config/arm/arm.md: Include cortex-r4.md.
754 (insn): Add smmls, sdiv and udiv values.
755 (generic_sched): Don't use generic scheduling for Cortex-R4.
756 (arm_issue_rate): New function.
757 (TARGET_SCHED_ISSUE_RATE): Define.
759 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
761 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
763 2008-03-10 Richard Guenther <rguenther@suse.de>
765 * tree-ssa-pre.c (get_sccvn_value): Simplify.
766 (compute_avail): Do not add stmt uses to AVAIL_OUT.
768 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
770 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
773 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
775 * c.opt (Wsynth): Deprecate.
776 * doc/invoke.texi (Option Summary, Warning Options): Document
777 -Wno-format-contains-nul.
779 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
783 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
785 2008-03-09 Ira Rosen <irar@il.ibm.com>
787 * config/rs6000/rs6000.c (builtin_description): Rename vector
788 left shift operations.
789 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
790 (altivec_vsl<VI_char>): Rename to ...
791 (ashl<mode>3): ... new name.
792 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
794 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
796 2008-03-08 Richard Guenther <rguenther@suse.de>
798 * coverage.h (tree_coverage_counter_addr): Declare.
799 * coverage.c (tree_coverage_counter_addr): New function.
800 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
802 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
803 (tree_gen_one_value_profiler): Likewise.
804 (tree_gen_ic_profiler): Likewise.
805 (tree_gen_average_profiler): Likewise.
806 (tree_gen_ior_profiler): Likewise.
808 2008-03-08 Richard Guenther <rguenther@suse.de>
810 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
811 (vn_binary_op_insert): Likewise.
812 (vn_unary_op_lookup): Likewise.
813 (vn_unary_op_insert): Likewise.
814 (vn_nary_op_lookup): Declare.
815 (vn_nary_op_insert): Likewise.
816 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
817 and binary hashes, use a single obstack for unary_op_pool
819 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
820 a single struct vn_nary_op_s. Store tree code length and
821 a variable number of operands.
822 (struct vn_reference_op_struct): Remove unused op2.
823 (vn_reference_op_eq): Do not compare op2.
824 (vn_reference_op_compute_hash): Do not compute hash of op2.
825 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
826 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
827 with vn_nary_op_compute_hash.
828 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
829 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
831 (vn_unary_op_insert, vn_binary_op_insert): Replace with
833 (visit_unary_op): Call nary functions.
834 (visit_binary_op): Likewise.
835 (process_scc): Adjust for struct vn_tables_s changes.
836 (allocate_vn_table): Likewise.
837 (free_vn_table): Likewise.
838 * tree-vn.c (vn_add): Call nary functions.
839 (vn_lookup): Likewise.
841 2008-03-08 Jakub Jelinek <jakub@redhat.com>
844 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
845 wdst back after sync_compare_and_swapqhi_internal.
847 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386-modes.def (V1DI): New vector mode.
851 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
852 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
854 (MMXMODE): Add V1DI mode.
855 (mmxvecsize): Change DI mode to V1DI mode.
856 ("mov<mode>): Use MMXMODEI8 mode iterator.
857 ("*mov<mode>_internal_rex64"): Ditto.
858 ("*mov<mode>_internal"): Ditto.
859 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
860 ("mmx_sub<mode>3"): Ditto.
861 ("mmx_adddi3"): Remove insn pattern.
862 ("mmx_subdi3"): Ditto.
863 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
864 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
865 ("mmx_ashl<mode>3"): Ditto.
866 ("mmx_lshrdi3"): Remove insn pattern.
867 ("mmx_ashldi3"): Ditto.
868 * config/i386/i386.c (classify_argument): Handle V1DImode.
869 (function_arg_advance_32): Ditto.
870 (function_arg_32): Ditto.
871 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
872 mmx_addv1di3 insn pattern.
873 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
874 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
875 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
876 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
877 Remove definitions of built-in functions.
878 (V1DI_type_node): New node.
879 (v1di_ftype_v1di_int): Ditto.
880 (v1di_ftype_v1di_v1di): Ditto.
881 (v2si_ftype_v2si_si): Ditto.
882 (v4hi_ftype_v4hi_di): Remove node.
883 (v2si_ftype_v2si_di): Ditto.
884 (ix86_init_mmx_sse_builtins): Handle V1DImode.
885 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
886 Redefine builtins using def_builtin_const with *_ftype_*_int node.
887 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
888 Add new builtins using def_builtin_const.
889 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
890 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
891 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
892 * config/i386/mmintrin.h (__v1di): New typedef.
893 (_mm_add_si64): Cast arguments to __v1di type.
894 (_mm_sub_si64): Ditto.
895 (_mm_sll_pi16): Cast __count to __v4hi type.
896 (_mm_sll_pi32): Cast __count to __v2si type.
897 (_mm_sll_si64): Cast arguments to __v1di type.
898 (_mm_srl_pi16): Cast __count to __v4hi type.
899 (_mm_srl_pi32): Cast __count to __v2si type.
900 (_mm_srl_si64): Cast arguments to __v1di type.
901 (_mm_sra_pi16): Cast __count to __v4hi type.
902 (_mm_sra_pi32): Cast __count to __v2si type.
903 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
904 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
905 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
906 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
907 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
908 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
909 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
910 (_mm_srai_pi32): Use __builtin_ia32_psradi.
911 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
912 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
913 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
914 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
916 2008-03-07 Joseph Myers <joseph@codesourcery.com>
918 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
920 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
923 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
924 reg+const addressing for Altivec modes. Don't generate reg+reg
925 addressing for TFmode or TDmode quantities.
927 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
929 * c-common.c (vector_types_convertible_p): Call langhook
930 instead of comptypes.
932 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
935 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
936 integral and scalar float variables which have a
939 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
941 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
942 dwarf_register_span hook when emitting unwind information for
943 register-to-memory saves.
944 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
945 (rs6000_frame_related): Remove call to spe_synthesize_frame.
947 2008-03-06 Jakub Jelinek <jakub@redhat.com>
949 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
950 for the same VAR_DECL.
952 2008-03-06 Tom Tromey <tromey@redhat.com>
955 * doc/standards.texi (Standards): Don't mention treelang.
956 * doc/invoke.texi (Overall Options): Don't mention treelang.
957 * doc/install.texi (Prerequisites): Don't mention bison or
959 (Configuration): Don't mention treelang.
960 (Building): Likewise.
961 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
963 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
965 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
966 word-extractions out of a multi-word object.
968 2008-03-06 Richard Guenther <rguenther@suse.de>
970 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
971 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
972 result type and precision.
973 * expr.c (get_inner_reference): Set unsignedp based on the result
974 type of BIT_FIELD_REF.
975 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
976 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
977 (try_instantiate_multiple_fields): Likewise. Use the correct type
979 (sra_build_assignment): Likewise.
980 (sra_build_elt_assignment): Likewise.
981 (sra_explode_bitfield_assignment): Likewise.
982 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
983 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
984 set BIT_FIELD_REF_UNSIGNED.
985 (vectorizable_load): Likewise.
987 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
989 * cse.c (cse_extended_basic_block): Invalidate artificial defs
992 2008-03-06 Richard Guenther <rguenther@suse.de>
994 * alias.c (struct alias_set_entry): Move has_zero_child field
995 to pack with alias_set.
997 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1002 2008-03-05 Ian Lance Taylor <iant@google.com>
1004 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1006 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1008 * fwprop.c (update_df): Support width and offset parameters of
1010 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1011 global_conflicts): Change DF_REF_EXTRACT to either
1012 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1013 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1014 * df-scan.c (df_ref_record, df_defs_record,
1015 df_ref_create_structure, df_def_record_1, df_uses_record,
1016 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1017 df_bb_refs_collect, df_entry_block_defs_collect,
1018 df_exit_block_uses_collect): Support new width and offset fields.
1019 (ref_extract_pool): New storage pool.
1020 (df_free_ref): New function.
1021 (df_reg_chain_unlink, df_free_collection_rec,
1022 df_sort_and_compress_refs): Call df_free_ref.
1023 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1025 (df_ref_create_structure): Allocate df_ref_extract if offset and
1026 width fields are used.
1027 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1028 (df_uses_record): Get offset and width from ZERO_EXTRACT
1030 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1031 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1032 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1033 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1034 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1035 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1036 (df_ref_extract): New structure.
1037 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1038 (df_ref_create): Add width and offset parameters.
1040 2008-03-05 Richard Guenther <rguenther@suse.de>
1042 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1043 Use ranges_overlap_p.
1044 (offset_overlaps_with_access): Rename
1045 to ranges_overlap_p and move ...
1046 * tree-flow-inline.h (ranges_overlap_p): ... here.
1048 * tree.h (get_inner_reference, handled_component_p): Update
1051 * tree.h (record_component_aliases, get_alias_set,
1052 alias_sets_conflict_p, alias_sets_must_conflict_p,
1053 objects_must_conflict_p): Move declarations ...
1054 * alias.h (record_component_aliases, get_alias_set,
1055 alias_sets_conflict_p, alias_sets_must_conflict_p,
1056 objects_must_conflict_p): ... here.
1057 Include coretypes.h.
1058 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1060 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1062 * cfg.c: Include tree-flow.h.
1063 (remove_edge_raw): Call redirect_edge_var_map_clear.
1064 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1065 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1066 (redirect_edge_var_map_result): New.
1067 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1068 PENDING_STMT use with redirect_edge_var_map_*.
1069 * tree-ssa.c (edge_var_maps): New definition.
1070 (redirect_edge_var_map_add): New.
1071 (redirect_edge_var_map_clear): New.
1072 (redirect_edge_var_map_dup): New.
1073 (redirect_edge_var_map_vector): New.
1074 (redirect_edge_var_map_destroy): New.
1075 (ssa_redirect_edge): Replace PENDING_STMT use with
1076 redirect_edge_var_map_*.
1077 (flush_pending_stmts): Same.
1078 (delete_tree_ssa): Destroy edge var map.
1079 * tree-flow.h (struct _edge_var_map): New.
1080 Define edge_var_map vector type.
1081 Declare redirect_edge_var_map_* prototypes.
1082 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1083 * tree-cfg.c (reinstall_phi_args): Replace
1084 PENDING_STMT use with redirect_edge_var_map_*.
1086 2008-03-05 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/35472
1089 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1090 whose single use_stmt has a overlapping set of loaded and
1091 stored symbols as that use_stmt might be a noop assignment then.
1093 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1095 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1097 2008-03-05 Richard Guenther <rguenther@suse.de>
1100 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1101 should be constants.
1102 * tree-cfg.c (verify_expr): Verify it.
1103 * fold-const.c (fold_truthop): Remove code generating
1104 BIT_FIELD_REFs of structure bases.
1105 (fold_binary): Likewise.
1106 (fold_ternary): Position and size of BIT_FIELD_REFs are
1107 always host integers.
1108 (make_bit_field_ref): Remove.
1109 (optimize_bit_field_compare): Remove.
1110 (all_ones_mask_p): Remove.
1112 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1115 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1116 (split_block_and_df_analyze): New. Split basic block and rebuild
1118 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1120 (split_pattern_seq): Likewise.
1121 (erase_matching_seqs): Likewise.
1122 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1124 2008-03-04 Geoff Keating <geoffk@apple.com>
1126 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1127 declaration and code.
1128 (tree_invalid_nonnegative_warnv_p): Likewise.
1130 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1132 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1133 examples. Truncate option-names then causing overfull hbox.
1135 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1138 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1140 * configure: Rebuilt.
1142 2008-03-04 Rafael Espindola <espindola@google.com>
1144 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1145 (tree_unary_nonnegative_warnv_p): New.
1146 (tree_binary_nonnegative_warnv_p): New.
1147 (tree_single_nonnegative_warnv_p): New.
1148 (tree_invalid_nonnegative_warnv_p): New.
1149 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1151 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1154 * opts.c (handle_option): Postpone 'unknown option' errors only for
1157 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1160 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1163 2008-03-04 Rafael Espindola <espindola@google.com>
1165 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1166 (tree_binary_nonzero_warnv_p): New.
1167 (tree_single_nonzero_warnv_p): New.
1168 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1170 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1173 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1174 transformations for modes that have signed zeros.
1175 * ifcvt.c (noce_try_abs): Ditto.
1177 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1179 * config/i386/i386.c (override_options): Force
1180 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1182 2008-03-04 Jan Hubicka <jh@suse.cz>
1185 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1188 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1190 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1191 label to probe the stack.
1193 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1195 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1196 (__gthr_win32_mutex_destroy): Declare.
1197 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1198 __gthr_win32_mutex_destroy.
1199 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1201 2008-03-03 Jan Hubicka <jh@suse.cz>
1204 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1205 aggressive on inlining cold calls.
1207 2008-03-03 Richard Guenther <rguenther@suse.de>
1209 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1210 struct copies into the expression table.
1211 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1212 (try_to_simplify): Likewise.
1213 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1214 integral and pointer arguments which do not change the
1215 precision to NOP_EXPRs.
1216 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1217 VIEW_CONVERT_EXPR case.
1219 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1221 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1222 defined in a loop at depth 0 is invariant.
1223 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1224 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1225 be called at loop depth 0.
1227 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1230 * gcc.c (process_command): Update copyright notice dates.
1231 * gcov.c (print_version): Likewise.
1232 * gcov-dump.c (print_version): Likewise.
1233 * mips-tfile.c (main): Likewise.
1234 * mips-tdump.c (main): Likewise.
1236 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1239 * c-common.c (flag_permissive): Delete.
1240 (constant_expression_warnings): Check flags first.
1241 (constant_expression_error): New.
1242 * c-common.h (flag_permissive): Delete.
1243 (constant_expression_error): Declare.
1244 * flags.h (flag_permissive): Declare. Update description.
1245 * diagnostic.c (pedwarn): Update.
1247 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1248 (permissive_error_kind): New.
1249 * toplev.c (flag_permissive): Define. Update description.
1250 * toplev.h (permissive_error_kind): Declare.
1251 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1252 (pedwarn_c90): Use pedantic_warning_kind.
1253 * c-opts.c (c_common_post_options): flag_permissive does not affect
1254 flag_pedantic_errors.
1256 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1258 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1259 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1260 __absvsi2, __absvDI2): Use unsigned arithmetic.
1262 2008-03-02 Andi Kleen <ak@suse.de>
1263 Richard Guenther <rguenther@suse.de>
1265 * struct-equiv.c: Remove file.
1266 * cfg_cleanup.c (condjump_equiv_p): Remove.
1267 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1268 (struct-equiv.o): Remove rule.
1269 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1270 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1271 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1273 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1275 * ifcvt.c (noce_process_if_block): Try to handle only the then
1276 block if the else block exists but isn't suitable.
1278 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1281 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1282 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1283 regression from previous patch.
1285 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1288 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1290 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1291 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1292 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1293 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1294 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1295 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1296 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1297 (__gthread_mutex_destroy_function): Rename to
1298 __gthread_mutex_destroy.
1299 * gthr-dce.h (__gthread_mutex_destroy): Call
1300 pthread_mutex_destroy.
1301 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1302 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1303 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1305 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1307 * df-scan.c (df_ref_chain_change_bb): Simplify.
1308 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1309 set_block_for_insn if there's any change.
1310 * df.h ((df_insn_change_bb): Fix prototype.
1311 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1312 df_insn_change_bb, don't call set_block_for_insn.
1313 * emit-rtl.c (reorder_insns): Likewise.
1314 * haifa-sched.c (move_insn): Likewise.
1316 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1318 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1320 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1322 * tree-flow-inline.h (next_readonly_imm_use): Return
1323 NULL_USE_OPERAND_P after the end.
1325 2008-03-01 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/35411
1328 * tree-sra.c (sra_build_assignment): Split conversion to
1329 final type to a separate statement if we are not assigning
1332 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1334 * fold-const.c (fold_convertible_p): Correct the logic to follow
1335 that in fold_convert().
1337 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1340 * tree-inline.c (build_duplicate_type): When we make a
1341 duplicate type, make it unique in the canonical types system.
1343 2008-02-29 Tom Tromey <tromey@redhat.com>
1345 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1346 input_file_stack_history, input_file_stack_restored): Remove.
1347 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1348 * input.h (struct file_stack): Remove.
1349 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1350 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1352 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1354 (diagnostic_last_module_changed): Add 'map' argument.
1355 (diagnostic_set_last_function): Likewise.
1356 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1357 line map, not input_file_stack.
1358 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1360 2008-02-29 Paul Brook <paul@codesourcery.com>
1362 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1364 2008-02-29 Paul Brook <paul@codesourcery.com>
1366 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1368 2008-02-29 Richard Guenther <rguenther@suse.de>
1370 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1372 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1373 value for comparing for a store match.
1374 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1375 (try_to_simplify): Do not do a full-blown reference lookup.
1377 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1379 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1380 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1382 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1384 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1386 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1387 strides against cache sizes.
1389 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1391 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1394 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1396 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1397 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1398 is smaller than the original promoted value.
1399 (simplify_subreg): If OP is a SUBREG, try to preserve its
1400 SUBREG_PROMOTED_VAR_P information.
1402 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1404 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1405 (VN_INFO_GET): Allocate new objects on the obstack.
1406 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1407 for rpo_numbers_temp, for consistency.
1408 (free_scc_vn): Free the obstack.
1410 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1412 * doc/invoke.texi: Document -ftree-loop-distribution.
1413 * tree-loop-distribution.c: New.
1414 * tree-pass.h (pass_loop_distribution): New.
1415 * graphds.h (struct graph): Add htab_t indices.
1416 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1417 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1418 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1419 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1420 * tree-data-ref.c (debug_data_dependence_relations): New.
1421 (dump_data_dependence_relation): Also print data references.
1422 (free_data_ref): Extern.
1423 (same_access_functions): Moved...
1424 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1425 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1426 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1427 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1428 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1429 (stmts_from_loop): Skip LABEL_EXPR.
1430 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1432 (build_rdg): Initialize rdg->indices htab.
1433 (free_rdg, stores_from_loop, ref_base_address,
1434 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1435 have_similar_memory_accesses_1, ref_base_address_1,
1436 remove_similar_memory_refs): New.
1437 * tree-data-ref.h: Depend on tree-chrec.h.
1438 (debug_data_dependence_relations, free_data_ref): Declared.
1439 (same_access_functions): ... here.
1440 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1442 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1443 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1444 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1445 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1446 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1447 rdg_vertex_for_stmt): Declared.
1448 (struct rdg_edge): Add level.
1450 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1451 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1453 (rdg_has_similar_memory_accesses): New.
1454 * tree-vect-analyze.c: Remove unused static decls.
1455 * lambda.h (dependence_level): New.
1456 * common.opt (ftree-loop-distribution): New.
1457 * tree-flow.h (mark_virtual_ops_in_bb,
1458 slpeel_tree_duplicate_loop_to_edge_cfg,
1459 rename_variables_in_loop): Declared.
1460 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1461 (OBJS-common): Add tree-loop-distribution.o.
1462 (tree-loop-distribution.o): New rule.
1463 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1464 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1465 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1467 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1470 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1471 other than structures and unions.
1473 2008-02-28 Richard Guenther <rguenther@suse.de>
1476 2008-02-26 Richard Guenther <rguenther@suse.de>
1478 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1479 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1480 (lookup_decl_from_uid): Declare.
1481 (remove_decl_from_map): Likewise.
1482 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1483 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1484 (decl_for_uid_map): New global hashtable mapping DECL_UID
1486 (init_ttree): Allocate it.
1487 (insert_decl_to_uid_decl_map): New helper function.
1488 (make_node_stat): Insert new decls into the map.
1489 (copy_node_stat): Likewise.
1490 (lookup_decl_from_uid): New function.
1491 (remove_decl_from_map): Likewise.
1492 (print_decl_for_uid_map_statistics): New helper.
1493 (dump_tree_statistics): Call it.
1495 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1496 (referenced_var_iterator): Adjust.
1497 (FOR_EACH_REFERENCED_VAR): Adjust.
1498 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1499 (num_referenced_vars): Adjust.
1500 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1501 (first_referenced_var): Remove.
1502 (end_referenced_vars_p): Likewise.
1503 (next_referenced_var): Likewise.
1504 (referenced_var_iterator_set): New helper function.
1505 * tree-dfa.c (referenced_var_lookup): Adjust.
1506 (referenced_var_check_and_insert): Likewise.
1507 (remove_referenced_var): Likewise.
1508 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1509 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1510 (verify_call_clobbering): Likewise.
1511 (verify_memory_partitions): Likewise.
1512 (init_tree_ssa): Allocate bitmap instead of hashtable for
1514 (delete_tree_ssa): Adjust.
1515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1516 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1517 (compute_tag_properties): Likewise.
1518 (set_initial_properties): Likewise.
1519 (find_partition_for): Likewise.
1520 (update_reference_counts): Likewise.
1521 (dump_may_aliases_for): Likewise.
1522 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1523 (add_call_clobber_ops): Likewise.
1524 (add_call_read_ops): Likewise.
1525 (get_asm_expr_operands): Likewise.
1526 * tree-into-ssa.c (dump_decl_set): Likewise.
1527 (update_ssa): Likewise.
1528 * tree-sra.c (scan_function): Likewise.
1529 (decide_instantiations): Likewise.
1530 (scalarize_parms): Likewise.
1531 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1532 (dsa_named_for): Likewise.
1533 * tree-ssa-structalias.c (update_alias_info): Likewise.
1534 (merge_smts_into): Likewise.
1536 2008-02-27 David Daney <ddaney@avtrex.com>
1539 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1540 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1541 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1542 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1543 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1545 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1548 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1549 (BUILT_IN_NEXTTOWARD): Remove.
1550 (BUILT_IN_NEXTTOWARDF): Ditto.
1551 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1552 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1554 2008-02-27 Tom Tromey <tromey@redhat.com>
1556 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1557 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1559 2008-02-27 Jan Beulich <jbeulich@novell.com>
1561 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1562 update the respective field on newdecl.
1564 2008-02-27 Revital Eres <eres@il.ibm.com>
1566 PR rtl-optimization/34999
1567 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1568 crossing edges that ends with a call insn.
1569 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1570 call insn and clear the EDGE_CROSSING flag of the crossing edge
1571 when fixing fallthru edges.
1573 2008-02-27 Richard Guenther <rguenther@suse.de>
1576 * fold-const.c (fold_unary): Return the correct argument,
1577 converted to the result type.
1579 2008-02-27 Richard Guenther <rguenther@suse.de>
1582 * expr.c (expand_expr_real_1): Assert on rotates that operate
1584 * fold-const.c (fold_binary): Use the types precision, not the
1585 bitsize of the mode if folding rotate expressions. Build rotates
1586 only for full modes.
1588 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1590 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1592 * c-pragma.c (pragma_ns_name): New typedef.
1593 (registered_pp_pragmas): New variable.
1594 (c_pp_lookup_pragma): New function.
1595 (c_register_pragma_1): If flag_preprocess_only, do nothing
1596 for non-expanded pragmas, for expanded ones push pragma's
1597 namespace and name into registered_pp_pragmas vector.
1598 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1599 flag_preprocess_only, don't register GCC pch_preprocess
1600 pragma if flag_preprocess_only.
1601 * c-opts.c (c_common_init): Call init_pragma even if
1602 flag_preprocess_only.
1603 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1604 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1605 cpp_register_pragma if flag_preprocess_only.
1607 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1610 * c-parser.c (c_parser_translation_unit): Warn for empty
1611 translation unit, not empty source file.
1613 2008-02-26 Paul Brook <paul@codesourcery.com>
1615 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1616 operand for Thumb-2.
1617 * config/arm/arm.h (reg_class): Add CORE_REGS.
1618 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1619 (BASE_REG_CLASS): Use CORE_REGS.
1620 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1621 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1622 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1623 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1624 ARM_REGNO_OK_FOR_INDEX_P.
1625 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1626 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1627 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1628 (ldm/stm peepholes): Ditto.
1629 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1630 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1631 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1632 * config/arm/constraints.md: Enable "k" constraint on ARM.
1634 2008-02-27 Ben Elliston <bje@au.ibm.com>
1636 * config/rs6000/rs6000.c: Annotate cache line size field in all
1637 instances of struct processor_costs.
1639 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1641 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1642 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1643 jump_bypass): New counters.
1644 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1645 * dce.c (gate_ud_dce): Same.
1646 (gate_fast_dce): Same.
1647 * dse.c (gate_dse1): New function.
1648 (gate_dse2): New function.
1649 (gate_dse): Merge results of new gate functions.
1650 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1651 (gate_handle_jump_bypass): Add dbg_cnt.
1652 (gate_handle_gcse): Add dbg_cnt.
1653 * ifcvt.c (gate_handle_if_conversion): Same.
1654 (gate_handle_if_after_combine): Same.
1655 (gate_handle_if_after_reload): Same.
1656 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1658 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1660 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1662 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1664 2008-02-26 Jason Merrill <jason@redhat.com>
1667 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1668 alone if it's the naming decl for the type's main variant.
1670 2008-02-26 Tom Tromey <tromey@redhat.com>
1672 * system.h (USE_MAPPED_LOCATION): Poison.
1673 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1674 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1675 (make_goto_expr_edges): Likewise.
1676 (remove_bb): Likewise.
1677 (execute_warn_function_return): Likewise.
1678 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1680 * c-common.c (fname_decl): Remove old location code.
1681 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1683 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1685 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1686 (gen_rtx_ASM_INPUT): Likewise.
1687 (gen_rtx_ASM_INPUT_loc): Likewise.
1688 (get_rtx_asm_OPERANDS): Remove.
1689 * cfglayout.c (insn_locators_alloc): Remove old location code.
1690 (set_curr_insn_source_location): Likewise.
1691 (curr_insn_locator): Likewise.
1692 * print-tree.c (print_node): Remove old location code.
1693 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1694 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1695 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1696 location_from_locus.
1697 (construct_exit_block): Remove old location code.
1698 * emit-rtl.c (force_next_line_note): Remove old location code.
1699 * profile.c (branch_prob): Remove old location code.
1700 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1701 LOC_LINE): Remove old-location variants.
1702 * langhooks.c (lhd_print_error_function): Remove old location
1704 * configure, config.in: Rebuilt.
1705 * configure.ac (--enable-mapped-location): Remove.
1706 * c-decl.c (c_init_decl_processing): Remove old location code.
1707 (finish_function): Likewise.
1708 * recog.c (decode_asm_operands): Remove old location code.
1709 * c-pch.c (c_common_read_pch): Remove old location code.
1710 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1712 * gimple-low.c (lower_function_body): Remove old location code.
1713 * toplev.c (unknown_location): Remove.
1714 (push_srcloc): Remove old-location variant.
1715 (process_options): Remove old location code.
1716 (lang_dependent_init): Likewise.
1717 * input.h (UNKNOWN_LOCATION): Move definition.
1718 (location_t): Undeprecate.
1719 (source_locus): Remove.
1720 (location_from_locus): Remove.
1721 (struct location_s): Remove.
1722 Remove all old-location code.
1723 (input_line, input_filename): Remove.
1724 * final.c (final_scan_insn): Remove old location code.
1725 * diagnostic.c (diagnostic_build_prefix): Remove
1726 USE_MAPPED_LOCATION test.
1727 * tree.h (gimple_stmt) <locus>: Now a location_t.
1728 (tree_exp) <locus>: Likewise.
1729 (DECL_IS_BUILTIN): Remove old-location variant.
1730 (annotate_with_file_line, annotate_with_locus): Likewise.
1731 (expr_locus, set_expr_locus): Update.
1732 * tree.c (build1_stat): Remove old location code.
1733 (last_annotated_node): Remove.
1734 (annotate_with_file_line): Remove old-location variant.
1735 (annotate_with_locus): Likewise.
1736 (expr_location): Remove old location code.
1737 (set_expr_location): Likewise.
1738 (expr_has_location): Likewise.
1739 (expr_locus): Likewise.
1740 (set_expr_locus): Likewise.
1741 (expr_filename): Don't use location_from_locus.
1742 (expr_lineno): Likewise.
1743 * rtl-error.c (location_for_asm): Remove old location code.
1744 * c-lex.c (cb_line_change): Remove old location code.
1745 (fe_file_change): Likewise.
1746 (cb_def_pragma): Likewise.
1747 (c_lex_with_flags): Likewise.
1748 * gengtype.c (do_typedef): Don't special-case location types.
1749 (define_location_structures): Remove.
1750 (main): Don't call define_location_structures.
1751 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1754 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1757 * builtins.def (BUILT_IN_STDARG_START): Remove.
1758 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1759 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1760 * tree-inline.c (inline_forbidden_p_1): Likewise.
1762 2008-02-26 Richard Guenther <rguenther@suse.de>
1764 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1765 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1766 (lookup_decl_from_uid): Declare.
1767 (remove_decl_from_map): Likewise.
1768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1770 (decl_for_uid_map): New global hashtable mapping DECL_UID
1772 (init_ttree): Allocate it.
1773 (insert_decl_to_uid_decl_map): New helper function.
1774 (make_node_stat): Insert new decls into the map.
1775 (copy_node_stat): Likewise.
1776 (lookup_decl_from_uid): New function.
1777 (remove_decl_from_map): Likewise.
1778 (print_decl_for_uid_map_statistics): New helper.
1779 (dump_tree_statistics): Call it.
1781 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1782 (referenced_var_iterator): Adjust.
1783 (FOR_EACH_REFERENCED_VAR): Adjust.
1784 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1785 (num_referenced_vars): Adjust.
1786 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1787 (first_referenced_var): Remove.
1788 (end_referenced_vars_p): Likewise.
1789 (next_referenced_var): Likewise.
1790 (referenced_var_iterator_set): New helper function.
1791 * tree-dfa.c (referenced_var_lookup): Adjust.
1792 (referenced_var_check_and_insert): Likewise.
1793 (remove_referenced_var): Likewise.
1794 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1795 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1796 (verify_call_clobbering): Likewise.
1797 (verify_memory_partitions): Likewise.
1798 (init_tree_ssa): Allocate bitmap instead of hashtable for
1800 (delete_tree_ssa): Adjust.
1801 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1803 (compute_tag_properties): Likewise.
1804 (set_initial_properties): Likewise.
1805 (find_partition_for): Likewise.
1806 (update_reference_counts): Likewise.
1807 (dump_may_aliases_for): Likewise.
1808 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1809 (add_call_clobber_ops): Likewise.
1810 (add_call_read_ops): Likewise.
1811 (get_asm_expr_operands): Likewise.
1812 * tree-into-ssa.c (dump_decl_set): Likewise.
1813 (update_ssa): Likewise.
1814 * tree-sra.c (scan_function): Likewise.
1815 (decide_instantiations): Likewise.
1816 (scalarize_parms): Likewise.
1817 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1818 (dsa_named_for): Likewise.
1819 * tree-ssa-structalias.c (update_alias_info): Likewise.
1820 (merge_smts_into): Likewise.
1822 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1825 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1826 * c-opts.c (c_common_handle_option): Wall enables
1827 Wvolatile-register-var.
1828 * common.opt: Move Wvolatile-register-var to...
1831 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1833 * common.opt (Wlarger-than=): New.
1834 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1836 * opts.c (common_handle_option): Handle -Wlarger-than=.
1837 * optc-gen.awk: Likewise.
1838 * opth-gen.awk: Likewise.
1839 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1840 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1842 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1844 * c-common.c (match_case_to_enum_1): Add appropriate
1845 OPT_W* parameter to warning.
1846 (c_do_switch_warnings): Likewise.
1847 * c-typeck.c (warning_init): Add one more parameter following
1849 (push_init_level): Update call to warning_init.
1850 (pop_init_level): Likewise.
1851 (add_pending_init): Likewise.
1852 (output_init_element: Likewise.
1854 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1857 * toplev.c (toplev_main): If there are warnings or error, print
1858 errors for ignored options.
1859 * opts.c (ignored_options): New static variable.
1860 (postpone_unknown_option_error): New.
1861 (print_ignored_options): New.
1862 (handle_option): Postpone errors for unknown -Wno-* options.
1863 * opts.h (print_ignored_options): Declare.
1865 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1867 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1870 2008-02-25 Richard Guenther <rguenther@suse.de>
1873 2008-02-25 Richard Guenther <rguenther@suse.de>
1875 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1876 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1877 (lookup_decl_from_uid): Declare.
1878 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1879 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1880 (decl_for_uid_map): New global hashtable mapping DECL_UID
1882 (init_ttree): Allocate it.
1883 (insert_decl_to_uid_decl_map): New helper function.
1884 (make_node_stat): Insert new decls into the map.
1885 (copy_node_stat): Likewise.
1886 (lookup_decl_from_uid): New function.
1887 (print_decl_for_uid_map_statistics): New helper.
1888 (dump_tree_statistics): Call it.
1890 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1891 (referenced_var_iterator): Adjust.
1892 (FOR_EACH_REFERENCED_VAR): Adjust.
1893 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1894 (num_referenced_vars): Adjust.
1895 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1896 (first_referenced_var): Remove.
1897 (end_referenced_vars_p): Likewise.
1898 (next_referenced_var): Likewise.
1899 (referenced_var_iterator_set): New helper function.
1900 * tree-dfa.c (referenced_var_lookup): Adjust.
1901 (referenced_var_check_and_insert): Likewise.
1902 (remove_referenced_var): Likewise.
1903 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1904 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1905 (verify_call_clobbering): Likewise.
1906 (verify_memory_partitions): Likewise.
1907 (init_tree_ssa): Allocate bitmap instead of hashtable for
1909 (delete_tree_ssa): Adjust.
1910 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1912 (compute_tag_properties): Likewise.
1913 (set_initial_properties): Likewise.
1914 (find_partition_for): Likewise.
1915 (update_reference_counts): Likewise.
1916 (dump_may_aliases_for): Likewise.
1917 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1918 (add_call_clobber_ops): Likewise.
1919 (add_call_read_ops): Likewise.
1920 (get_asm_expr_operands): Likewise.
1921 * tree-into-ssa.c (dump_decl_set): Likewise.
1922 (update_ssa): Likewise.
1923 * tree-sra.c (scan_function): Likewise.
1924 (decide_instantiations): Likewise.
1925 (scalarize_parms): Likewise.
1926 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1927 (dsa_named_for): Likewise.
1928 * tree-ssa-structalias.c (update_alias_info): Likewise.
1929 (merge_smts_into): Likewise.
1931 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1934 * doc/invoke.texi (-fcx-limited-range): Document new option.
1935 * toplev.c (process_options): Handle -fcx-fortran-rules.
1936 * common.opt: Add documentation for -fcx-fortran-rules.
1938 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1941 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1942 actual behaviour and C99.
1944 2008-02-26 Ben Elliston <bje@au.ibm.com>
1946 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1947 (ASM_CPU_POWER6_SPEC): Likewise.
1948 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1949 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1950 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1952 2008-02-25 Richard Guenther <rguenther@suse.de>
1954 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1955 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1956 (lookup_decl_from_uid): Declare.
1957 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1958 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1959 (decl_for_uid_map): New global hashtable mapping DECL_UID
1961 (init_ttree): Allocate it.
1962 (insert_decl_to_uid_decl_map): New helper function.
1963 (make_node_stat): Insert new decls into the map.
1964 (copy_node_stat): Likewise.
1965 (lookup_decl_from_uid): New function.
1966 (print_decl_for_uid_map_statistics): New helper.
1967 (dump_tree_statistics): Call it.
1969 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1970 (referenced_var_iterator): Adjust.
1971 (FOR_EACH_REFERENCED_VAR): Adjust.
1972 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1973 (num_referenced_vars): Adjust.
1974 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1975 (first_referenced_var): Remove.
1976 (end_referenced_vars_p): Likewise.
1977 (next_referenced_var): Likewise.
1978 (referenced_var_iterator_set): New helper function.
1979 * tree-dfa.c (referenced_var_lookup): Adjust.
1980 (referenced_var_check_and_insert): Likewise.
1981 (remove_referenced_var): Likewise.
1982 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1984 (verify_call_clobbering): Likewise.
1985 (verify_memory_partitions): Likewise.
1986 (init_tree_ssa): Allocate bitmap instead of hashtable for
1988 (delete_tree_ssa): Adjust.
1989 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1991 (compute_tag_properties): Likewise.
1992 (set_initial_properties): Likewise.
1993 (find_partition_for): Likewise.
1994 (update_reference_counts): Likewise.
1995 (dump_may_aliases_for): Likewise.
1996 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1997 (add_call_clobber_ops): Likewise.
1998 (add_call_read_ops): Likewise.
1999 (get_asm_expr_operands): Likewise.
2000 * tree-into-ssa.c (dump_decl_set): Likewise.
2001 (update_ssa): Likewise.
2002 * tree-sra.c (scan_function): Likewise.
2003 (decide_instantiations): Likewise.
2004 (scalarize_parms): Likewise.
2005 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2006 (dsa_named_for): Likewise.
2007 * tree-ssa-structalias.c (update_alias_info): Likewise.
2008 (merge_smts_into): Likewise.
2010 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2013 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2014 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2015 * alias.h (nonoverlapping_memrefs_p): Likewise.
2017 2008-02-25 Jan Beulich <jbeulich@novell.com>
2019 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2020 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2021 __emultls_get_address, __emultls_register_common,
2022 __floatundi?f, and _Unwind_GetIPInfo.
2023 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2024 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2025 (gen_regparm_prefix): Likewise.
2026 (i386_nlm_encode_section_info): Sync with
2027 config/i386/winnt.c:i386_pe_encode_section_info().
2028 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2029 i386_nlm_mangle_decl_assembler_name): New.
2030 (netware_override_options): New.
2031 * config/i386/netware.h (netware_override_options): Declare.
2032 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2033 (i386_nlm_mangle_decl_assembler_name): Declare.
2034 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2036 2008-02-25 Ben Elliston <bje@au.ibm.com>
2039 * c-decl.c (grokdeclarator): Remove unused local variables
2040 `typedef_type' and `type_as_written'.
2042 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2043 unused local variable `has_hot_blocks'.
2044 (fix_crossing_conditional_branches): Remove unused local variable
2047 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2050 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2051 using DEF_C99_BUILTIN.
2052 (BUILT_IN_NANF): Ditto.
2053 (BUILT_IN_NANL): Ditto.
2055 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2056 Revital Eres <eres@il.ibm.com>
2058 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2059 regarding the order of two dependent insns in the same row.
2061 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2063 * stor-layout.c (layout_decl): Do not bump the alignment of a
2064 bit-field to more than byte alignment if it is packed.
2066 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2068 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2071 2008-02-24 Diego Novillo <dnovillo@google.com>
2073 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2076 * tree-vrp.c (vrp_evaluate_conditional): With
2077 -Wtype-limits, emit a warning when comparing against a
2078 constant outside the natural range of OP0's type.
2079 * c.opt (Wtype-limits): Move ...
2080 * common.opt (Wtype-limits): ... here.
2082 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2084 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2085 * config/rs6000/e300c2c3.md: New file.
2086 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2088 (rs6000_override_options): Add e300c2 and e300c3 cases to
2089 processor_target_table. Do not allow usage of Altivec or Spe
2090 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2091 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2092 * config/rs6000/rs6000.h (processor_type): Add
2093 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2094 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2095 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2096 and ppce300c3. Include e300c2c3.md.
2098 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2100 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2101 instead of TARGET_STRICT_ALIGN.
2103 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2105 * explow.c (memory_address): Assert that the generated address is
2108 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2111 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2112 * config/darwin-ppc-ldouble-patch.def: New file.
2113 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2114 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2115 SUBTARGET_INIT_BUILTINS if defined.
2116 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2119 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2122 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2123 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2125 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2128 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2129 file" warning condtional on -Winvalid-PCH.
2131 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2133 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2135 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2140 prevent reload from using MMX registers.
2141 (*mov<mode>_internal): Ditto.
2142 (*movv2sf_internal_rex64): Ditto.
2143 (*movv2sf_internal): Ditto.
2145 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2147 PR documentation/31569
2148 * doc/install.texi2html: Use makeinfo --no-number-sections.
2150 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2152 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2153 ensure that we can address an entire entity > 8 bytes. Don't
2154 generate reg+reg addressing for such data.
2156 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2158 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2159 strings when optimizing for size, unless the target cares about
2162 2008-02-22 Tom Tromey <tromey@redhat.com>
2164 * regclass.c (current_pass): Remove declaration.
2166 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2168 * config/avr/libgcc.S (__RAMPZ__): Define.
2169 (__do_copy_data): Add for devices with 128KB code memory.
2171 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2173 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2175 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2177 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2179 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2182 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2185 * c-typeck.c (build_binary_op): Warn about floating point
2186 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2188 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2191 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2192 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2194 (rs6000_override_options): Set altivec_abi as default, not override,
2195 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2196 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2197 is used; use new member spe_abi.
2198 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2199 spe_abi and altivec_abi.
2201 2008-02-22 Tomas Bily <tbily@suse.cz>
2203 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2205 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208 * config.build (build_file_translate): Set to `CMD //c' only if
2210 * Makefile.in (build_file_translate): Improve comment.
2212 2008-02-21 Jan Hubicka <jh@suse.cz>
2214 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2215 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2216 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2218 2008-02-21 Michael Matz <matz@suse.de>
2221 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2223 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2226 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2228 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2229 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2230 SSE_VEC_FLOAT_MODE_P as insn constraint.
2231 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2232 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2233 sse4a_movntdf using MODEF mode iterator.
2234 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2235 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2236 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2237 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2238 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2239 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2240 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2242 2008-02-21 Richard Guenther <rguenther@suse.de>
2244 * tree.def (PAREN_EXPR): New tree code.
2245 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2247 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2248 * expr.c (expand_expr_real_1): Likewise.
2249 * tree-inline.c (estimate_num_insns_1): Likewise.
2250 * tree-complex.c (expand_complex_move): Likewise.
2251 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2254 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2257 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2259 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2262 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2264 * config/sh/sh.c (find_barrier): Don't go past
2265 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2267 2008-02-20 DJ Delorie <dj@redhat.com>
2269 * config/h8300/h8300.md (insv): Force source operand to be a register.
2271 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2272 as a jump, not as a plain insn.
2274 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2276 * doc/invoke.texi (Warning Options): Add new option
2277 -Wframe-larger-than=.
2278 (-Wframe-larger-than): Document.
2280 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2281 Add declarations for new option variables.
2283 * final.c (final_start_function): Check the frame size
2284 before emission and issue a Wframe-larger-than warning.
2286 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2287 Add definitions for new option variables.
2288 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2290 * common.opt (Wframe-larger-than=): New option.
2292 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2295 (<sse>_div<mode>3): Ditto.
2296 (<sse>_vmdiv<mode>3): Ditto.
2297 (<sse>_vmsqrt<mode>2): Ditto.
2298 (*smax<mode>3): Ditto.
2299 (sse5_frcz<mode>2): Ditto.
2300 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2303 2008-02-20 Richard Guenther <rguenther@suse.de>
2306 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2307 be happy with INTEGRAL_TYPE_P.
2309 2008-02-20 Richard Guenther <rguenther@suse.de>
2311 * fold-const.c (split_tree): Associate floatig-point expressions
2312 if flag_associative_math is set.
2314 2008-02-20 Richard Guenther <rguenther@suse.de>
2316 * tree.h (fold_real_zero_addition_p): Declare.
2317 * fold-const.c (fold_real_zero_addition_p): Export.
2318 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2319 floating-point operations with zero and one.
2321 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2323 * doc/install.texi: Correct references to CFLAGS, replacing them
2324 with BOOT_CFLAGS. Document flags used during bootstrap for
2327 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2330 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2331 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2333 (smin<mode>3): Ditto from similar patterns.
2334 (smax<mode>3): Ditto.
2335 (*ieee_smin<mode>3): Ditto.
2336 (*ieee_smax<mode>3): Ditto.
2337 * config/i386/sse.md (sse): New mode attribute.
2338 (mov<mode>): Macroize expander from movv4sf and movv2df using
2339 SSEMODEF2P mode iterator.
2340 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2341 SSE_VEC_FLOAT_MODE_P as insn constraint.
2342 (storent<mode>): Ditto.
2343 (storent<mode>): Macroize expander from storentsf and storentdf using
2344 MODEF mode iterator.
2345 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2346 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2347 (abs<mode>2): Ditto from similar patterns.
2348 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2349 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2350 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2351 (<sse>_vmsqrt<mode>2): Ditto.
2352 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2353 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2354 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2355 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2356 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2357 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2358 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2360 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2361 iterator and SSE_FLOAT_MODE_P as insn constraint.
2362 (<sse>_ucomi): Ditto from similar patterns.
2363 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2364 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2365 SSE_VEC_FLOAT_MODE_P as insn constraint.
2366 (vcond<mode>): Ditto from similar patterns.
2367 (and<mode>3, *and<mode>3): Ditto.
2368 (<sse>_nand<mode>3): Ditto.
2369 (ior<mode>3, *ior<mode>3): Ditto.
2370 (xor<mode>3, *xor<mode>3): Ditto.
2371 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2372 iterator and SSE_FLOAT_MODE_P as insn constraint.
2373 (*nand<mode>3): Ditto from similar patterns.
2374 (*ior<mode>3): Ditto.
2375 (*xor<mode>3): Ditto.
2377 2008-02-20 Ira Rosen <irar@il.ibm.com>
2379 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2380 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2381 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2383 2008-02-19 Jan Hubicka <jh@suse.cz>
2385 * predict.c (tree_bb_level_predictions): Remove variable next
2386 mistakely introduced by previous commit.
2388 2008-02-19 Jan Hubicka <jh@suse.cz>
2390 * predict.c (predict_paths_leading_to): Rewrite.
2391 (predict_paths_for_bb): New.
2392 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2394 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2397 * Makefile.in (build_file_translate): New.
2398 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2399 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2400 * configure.ac (build_file_translate): Substitute it.
2401 * configure: Regenerate.
2403 2008-02-19 Jan Hubicka <jh@suse.cz>
2405 PR rtl-optimization/34408
2406 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2409 2008-02-19 Jan Hubicka <jh@suse.cz>
2412 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2415 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/i386-modes.def: Revert the last DI alignment
2419 change until Ada people can look into it.
2421 2008-02-19 Nick Clifton <nickc@redhat.com>
2423 * opts.c (print_specific_help): Fix typo in --help text.
2425 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2428 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2429 32-bit inline asm without asm alternatives for host GCC < 3.0.
2431 2008-02-19 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/34989
2434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2435 Allow propagation to INDIRECT_REF if we can simplify only.
2437 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2439 * c-common.c (warn_for_collisions_1): Use appropriate option when
2442 2008-02-19 Nick Clifton <nickc@redhat.com>
2445 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2446 (handle_options): Fix indentation.
2447 (print_filtered_help): If no language-specific options were
2448 displayed tell the user how to list all the options supported by
2449 the language's front-end.
2450 (print_specific_help): Fix indentation and remove duplicate line.
2451 (common_handle_option): Handle the -v option.
2452 For --help enable the display of undocumented options if the -v
2453 switch has been included on the command line.
2454 For --help= check for overlaps in the arguments between the option
2455 classes and the language names and issue a warning when they
2456 cannot be disambiguated.
2457 * c.opt (v): Pass on to the common option handler.
2459 2008-02-19 Revital Eres <eres@il.ibm.com>
2461 * modulo-sched.c (sms_schedule): Change dump message when
2462 create_ddg function fails.
2463 (try_scheduling_node_in_cycle): Rename row to cycle.
2464 (print_partial_schedule): Rename CYCLE to ROW.
2466 2008-02-19 Christian Bruel <christian.bruel@st.com>
2467 Zdenek Dvorak <ook@ucw.cz>
2469 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2471 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2474 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2475 (*x86_movdicc_0_m1_se): Ditto.
2477 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2480 (CMPtype): Define as __gcc_CMPtype.
2481 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2482 (CMPtype): Define as __gcc_CMPtype.
2484 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2486 Support valgrind 3.3 for --enable-checking=valgrind.
2487 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2489 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2490 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2491 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2492 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2493 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2494 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2495 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2497 * ggc-zone.c: Similar.
2498 * ggc-page.c: Similar.
2500 2008-02-19 Paul Brook <paul@codesourcery.com>
2503 * config/arm/ieee754-df.S: Fix do_it typo.
2504 * config/arm/ieee754-sf.S: Fix do_it typo.
2506 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2510 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2511 (OPTION_MASK_ISA_SSE_SET): Likewise.
2512 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2513 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2514 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2515 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2516 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2517 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2518 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2519 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2520 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2521 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2522 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2523 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2524 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2525 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2526 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2527 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2528 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2529 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2530 (OPTION_MASK_ISA_SSE4): Removed.
2531 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2532 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2533 (override_options): Don't turn on implied SSE/MMX bits in
2536 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2541 2008-02-18 Joey Ye <joey.ye@intel.com>
2544 * tree-nested.c (insert_field_into_struct): Set type alignment
2545 to field alignment if the former is less than the latter.
2547 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2549 * BASE-VER: Set to 4.4.0.
2551 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2553 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2554 * doc/cfg.texi: Likewise.
2555 * doc/extend.texi: Likewise.
2556 * doc/gty.texi: Likewise.
2557 * doc/invoke.texi: Likewise.
2558 * doc/loop.texi: Likewise.
2559 * doc/md.texi: Likewise.
2560 * doc/passes.texi: Likewise.
2561 * doc/rtl.texi: Likewise.
2562 * doc/sourcebuild.texi: Likewise.
2563 * doc/tm.texi: Likewise.
2564 * doc/tree-ssa.texi: Likewise.
2566 2008-02-17 Richard Guenther <rguenther@suse.de>
2569 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2570 without default definition.
2572 2008-02-17 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/35231
2575 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2578 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2582 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2584 libgcc_cmp_return mode.
2586 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2589 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2591 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2593 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2596 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2598 * doc/c-tree.texi: Use `@.' where appropriate.
2599 * doc/extend.texi: Likewise.
2600 * doc/install.texi: Likewise.
2601 * doc/invoke.texi: Likewise.
2602 * doc/loop.texi: Likewise.
2603 * doc/makefile.texi: Likewise.
2604 * doc/md.texi: Likewise.
2605 * doc/passes.texi: Likewise.
2606 * doc/standards.texi: Likewise.
2607 * doc/tm.texi: Likewise.
2609 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2612 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2614 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2615 rather than in entry_bb.
2617 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2620 libgcc_cmp_return mode.
2622 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2625 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2626 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2628 2008-02-15 Richard Guenther <rguenther@suse.de>
2629 Zdenek Dvorak <ook@ucw.cz>
2631 PR tree-optimization/35164
2632 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2633 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2634 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2635 Only propagate addresses which do not have abnormal SSA_NAMEs
2638 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2641 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2643 2008-02-15 Jan Hubicka <jh@suse.cz>
2646 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2648 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2651 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2652 when calculating alignment_pad.
2654 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2656 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2657 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2658 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2659 and STACK_BOUNDARY define.
2661 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2663 PR preprocessor/35061
2664 * c-pragma.c (handle_pragma_pop_macro): Check that
2665 pushed_macro_table has been allocated.
2667 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2670 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2671 (force_gimple_operand): Likewise.
2672 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2673 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2674 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2675 (find_interesting_uses_address): Check addressability and alignment
2676 of the base expression only after substituting bases of IVs into it.
2678 2008-02-14 Michael Matz <matz@suse.de>
2681 * function.c (instantiate_virtual_regs_in_insn): Reload address
2682 before falling back to reloading the whole operand.
2684 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2686 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2687 before the first section switch note.
2689 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2691 * doc/bugreport.texi: Update copyright years.
2692 * doc/c-tree.texi: Likewise.
2693 * doc/cfg.texi: Likewise.
2694 * doc/cpp.texi: Likewise.
2695 * doc/cppinternals.texi: Likewise.
2696 * doc/fragments.texi: Likewise.
2697 * doc/frontends.texi: Likewise.
2698 * doc/gcc.texi: Likewise.
2699 * doc/gty.texi: Likewise.
2700 * doc/hostconfig.texi: Likewise.
2701 * doc/implement-c.texi: Likewise.
2702 * doc/libgcc.texi: Likewise.
2703 * doc/loop.texi: Likewise.
2704 * doc/makefile.texi: Likewise.
2705 * doc/options.texi: Likewise.
2706 * doc/passes.texi: Likewise.
2707 * doc/rtl.texi: Likewise.
2708 * doc/sourcebuild.texi: Likewise.
2709 * doc/standards.texi: Likewise.
2710 * doc/tree-ssa.texi: Likewise.
2711 * doc/trouble.texi: Likewise.
2713 * doc/extend.texi: Use @: or add comma where appropriate.
2714 * doc/invoke.texi: Likewise.
2715 * doc/tm.texi: Likewise.
2717 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2720 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2723 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2725 * doc/md.texi (clz, ctz): Add reference.
2726 * doc/rtl.texi (clz, ctz): Likewise.
2728 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2731 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2734 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2736 * config/s390/s390.c (struct constant_pool): New field
2737 emit_pool_after added.
2738 (s390_mainpool_start): Set the emit_pool_after flag according
2739 to the section switch notes.
2740 (s390_mainpool_finish): Consider emit_pool_after when emitting
2741 the literal pool at the end of the function.
2742 (s390_chunkify_start): Force literal pool splits at section
2745 2008-02-13 Michael Matz <matz@suse.de>
2748 * var-tracking.c (clobber_variable_part): Correctly traverse the
2751 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2754 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2755 Add -fdump-ipa-inline.
2756 * tree-dump.c (dump_files): Remove tree-inlined dump.
2757 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2759 2008-02-12 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/35171
2762 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2765 2008-02-12 Richard Guenther <rguenther@suse.de>
2768 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2769 value-preserving mode. Disallow final truncation.
2771 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2774 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2775 code from here to...
2776 (force_gimple_operand): ...here.
2778 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2781 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2782 non-compatible pointers.
2783 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2784 different FIELD_DECLs, try harder by comparing field offsets, sizes
2788 * function.c (match_asm_constraints_1): Don't replace the same input
2791 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2793 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2794 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2795 (expand_epilogue): Restore RAMPZ register.
2796 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2798 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2800 * config/i386/cygwin.asm: (__alloca): Correct calling
2801 convention and alignment.
2802 (__chkstk): Force 8 byte stack alignment.
2804 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2805 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/33992
2808 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2809 the zero we compare against.
2811 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2814 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2815 to CloseHandle after unlocking to prevent accumulation of handle
2818 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2821 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2822 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2823 and update LABEL_NUSES during and after reload.
2825 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2828 * combine.c (simplify_if_then_else): Make sure the comparison is
2829 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2831 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2834 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2835 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2836 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2837 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2838 * tree.h (get_type_static_bounds): Likewise.
2840 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2842 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2843 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2844 Make -Wfoo language annotations match what the compiler outputs.
2846 2008-02-08 Sa Liu <saliu@de.ibm.com>
2848 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2849 intrinsics spu_convts, spu_convtu, spu_convtf.
2850 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2852 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2854 * doc/extend.texi (Function Attributes) <noinline>: Mention
2855 asm ("") as method to keep calls.
2857 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2860 * doc/options.texi (Options): Replace references to opts.sh with
2862 * opts-common.c: Likewise.
2863 * optc-gen.awk: Likewise.
2865 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2867 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2869 2008-02-07 Richard Henderson <rth@redhat.com>
2872 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2873 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2876 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2878 PR tree-optimization/35085
2879 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2880 for operand entry oe2 in addition to operand entry oe3 in order to
2881 expose more opportunities for vectorizer sum reduction.
2883 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2886 * Makefile.in (LIBS): Remove $(GMPLIBS).
2887 (cc1-dummy, cc1): Add $(GMPLIBS).
2889 2008-02-06 Jan Hubicka <jh@suse.cz>
2892 * i386.md (moddf_integer): Do not produce partial memory stalls for
2893 targets where it hurts.
2895 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2898 * optabs.c (expand_float): Do not check for decimal modes when
2899 expanding unsigned integer through signed conversion.
2901 2008-02-06 Nick Clifton <nickc@redhat.com>
2903 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2904 inside the clobber with a match_operand and duplicated operand
2905 number in the constraint.
2906 (ineqbranchsi): Delete redundant comment.
2908 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2910 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2911 builtin_define ("__USE_INIT_FINI__").
2912 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2914 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2916 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2918 PR documentation/30330
2919 * doc/invoke.texi (C++ Dialect Options)
2920 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2921 For each warning option -Wfoo that allows -Wno-foo, ensure both
2922 -Wfoo and -Wno-foo are listed in the option index. Fix index
2923 entry of -Wswitch-default, index -Wnormalized= including the
2924 `=', and -Wlarger-than-@var{len} including @var{len}.
2926 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.md (floatunssisf2): Use
2929 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2930 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2931 Macroize expander using MODEF mode iterator.
2933 2008-02-05 Diego Novillo <dnovillo@google.com>
2935 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2938 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2940 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2943 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2945 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2949 to indicate if a message should be generated.
2950 (init_cumulative_args): Updated.
2951 (function_value_32): Likewise.
2953 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2955 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2957 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2961 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2963 2008-02-04 Diego Novillo <dnovillo@google.com>
2965 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2968 * tree-vrp.c (vrp_evaluate_conditional): With
2969 -Wtype-limits, emit a warning when comparing against a
2970 constant outside the natural range of OP0's type.
2972 2008-02-04 Richard Guenther <rguenther@suse.de>
2975 * expr.c (count_type_elements): Give for unions instead of
2978 2008-02-04 Richard Guenther <rguenther@suse.de>
2981 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2982 to TYPE_DOMAINs base type instead of using bitsizetype here.
2984 2008-02-03 Jason Merrill <jason@redhat.com>
2986 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2988 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2991 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2992 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2993 (RS/6000 and PowerPC Options): Fix typos and markup.
2994 * doc/passes.texi (Tree-SSA passes): Likewise.
2996 2008-02-02 Michael Matz <matz@suse.de>
2999 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3000 from record_last_reg_set_info.
3001 (record_last_reg_set_info): Take an RTX argument, iterate over all
3002 constituent hardregs.
3003 (record_last_set_info, record_opr_changes): Change calls to
3004 new signature or to record_last_reg_set_info_regno.
3006 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3008 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3010 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3012 PR rtl-optimization/34773
3013 * reg-notes.def (EQUAL): Mention significance of combination of
3014 REG_EQUAL and REG_RETVAL.
3015 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3016 insn that has a REG_RETVAL.
3018 2008-02-01 Roger Sayle <roger@eyesopen.com>
3021 * configure.ac (--enable-fixed-point): Disable unless explicitly
3023 * configure: Regenerate.
3025 2008-02-01 Richard Guenther <rguenther@suse.de>
3028 * invoke.texi (-finline-limit): Remove no longer true parts
3029 of the documentation. Note that there is no default value.
3031 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3032 Mark Mitchell <mark@codesourcery.com>
3033 Ben Elliston <bje@au.ibm.com>
3036 * doc/extend.texi (Other Builtins): Document.
3038 2008-01-31 Tom Browder <tom.browder@gmail.com>
3040 * doc/c-tree.texi (Types): Fix grammar.
3041 (Expression trees): Ditto.
3042 * doc/passes.texi (Tree-SSA passes): Ditto.
3044 * doc/configterms.texi (Configure Terms): Fix typo.
3045 * doc/cpp.texi (Common Predefined Macros): Ditto.
3046 * doc/md.texi (Machine Constraints): Ditto.
3048 * doc/makefile.texi (Makefile): Add comma.
3050 2008-01-31 Tom Browder <tom.browder@gmail.com>
3051 Gerald Pfeifer <gerald@pfeifer.com>
3053 * doc/sourcebuild.texi (Front End): Remove references to CVS
3054 and CVSROOT/modules.
3055 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3056 (Back End): Remove reference to CVS.
3058 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3061 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3063 (mips16_gp_pseudo_reg): ...here.
3064 * config/mips/mips.md (load_const_gp): Replace with...
3065 (load_const_gp_<mode>): ...this :P-based insn.
3067 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3069 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3070 options. Minor fixes.
3071 (-std): Move reference to standards closer to where language
3072 standards are first mentioned.
3074 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3076 PR rtl-optimization/34995
3077 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3078 parameter and return a bool. If the rtx parameter is nonnull,
3079 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3080 (find_reloads): Update call accordingly. Pass the new operand
3081 if it needed no address reloads, otherwise pass null.
3083 2008-01-30 Richard Henderson <rth@redhat.com>
3086 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3087 for unbounded arrays.
3089 2008-01-30 Silvius Rus <rus@google.com>
3091 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3093 2008-01-30 Jan Hubicka <jh@suse.cz>
3096 * i386.c (init_cumulative_args): Use real function declaration when
3099 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3101 PR rtl-optimization/34998
3102 * global.c (build_insn_chain): Treat non-subreg_lowpart
3103 SUBREGs of pseudos as clobbering all the words covered by the
3104 SUBREG, not just all the bytes.
3105 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3106 original df_ref rather than an extract parameter.
3107 (global_conflicts): Update call accordingly.
3109 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3111 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3112 the overflow check to make it easier to read.
3113 (__fixtfdi): Change the type of the ll member in union
3114 long_double to UDItype_x.
3116 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3119 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3120 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3121 * tree-inline.c (fold_marked_statements): Call
3122 cgraph_update_edges_for_call_stmt if folding a call statement.
3123 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3124 debug_generic_stmt calls, reset it back afterwards.
3127 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3129 * c-typeck.c (build_external_ref): Don't pedwarn about
3130 static vars in current function's scope.
3132 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3134 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3136 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3139 * ipa-struct-reorg.c: Fix spelling.
3140 * params.def: Ditto.
3142 2008-01-29 Richard Guenther <rguenther@suse.de>
3145 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3147 * tree-inline.c (remap_type): Increment remapping_type_depth
3148 around remapping types.
3149 (copy_body_r): Only add referenced variables if they are referenced
3150 from code, not types.
3152 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3163 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3164 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3166 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3169 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3170 pointer for tiny stack.
3172 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3174 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3176 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3178 * config/vx-common.h: Fix typo in comment.
3180 2008-01-28 Ian Lance Taylor <iant@google.com>
3184 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3185 coalesce pointers if they have different DECL_NO_TBAA_P values.
3186 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3187 between variables with different DECL_NO_TBAA_P values.
3189 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3192 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3193 are not legitimate small data references on SPE targets.
3195 2008-01-28 David Daney <ddaney@avtrex.com>
3197 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3199 2008-01-28 David Daney <ddaney@avtrex.com>
3201 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3203 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3205 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3206 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3207 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3208 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3209 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3210 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3211 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3212 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3214 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3216 * basic-block.h (condjump_equiv_p): Fix comment.
3218 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3220 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3221 print_generic_stmt_indented): Fix comment.
3223 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3225 * configure.ac (__stack_chk_fail): Add detecion for availability
3226 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3227 * configure: Regenerate.
3229 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3232 * final.c (output_addr_const): Handle TRUNCATE.
3234 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3237 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3238 (zero_cost, infinite_cost): New constants.
3239 (struct cost_pair): Change type of cost to comp_cost.
3240 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3241 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3243 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3244 split_address_cost, ptr_difference_cost, difference_cost,
3245 get_computation_cost_at, get_computation_cost,
3246 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3247 determine_use_iv_cost_condition, determine_use_iv_costs,
3248 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3249 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3250 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3251 Change type of cost to comp_cost.
3252 (determine_iv_cost): Increase cost of non-original ivs, instead
3253 of decreasing the cost of original ones.
3254 (get_address_cost): Indicate the complexity of the addressing mode
3256 (try_add_cand_for): Prefer using ivs not specific to some object.
3257 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3259 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3260 Janis Johnson <janis187@us.ibm.com>
3263 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3264 (TARGET_INSTANTIATE_DECLS): Likewise.
3265 * target.h (expand_to_rtl_hook): New target hook.
3266 (instantiate_decls): Likewise.
3267 * function.c (instantiate_decl): Make non-static. Rename to...
3268 (instantiate_decl_rtl): ... this.
3269 (instantiate_expr): Use instantiate_decl_rtl.
3270 (instantiate_decls_1): Likewise.
3271 (instantiate_decls): Likewise.
3272 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3273 * function.h (instantiate_decl_rtl): Add prototype.
3274 * cfgexpand.c (target.h): New include.
3275 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3276 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3277 (TARGET_INSTANTIATE_DECLS): Likewise.
3278 (TARGET_INITIALIZER): New target hooks added.
3279 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3281 * config/rs6000/rs6000.c (tree-flow.h): New include.
3282 (machine_function): Add sdmode_stack_slot field.
3283 (rs6000_alloc_sdmode_stack_slot): New function.
3284 (rs6000_instantiate_decls): Likewise.
3285 (rs6000_secondary_memory_needed_rtx): Likewise.
3286 (rs6000_check_sdmode): Likewise.
3287 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3288 (TARGET_INSTANTIATE_DECLS): Likewise.
3289 (rs6000_hard_regno_mode_ok): Allow SDmode.
3290 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3291 (rs6000_emit_move): Handle SDmode.
3292 (function_arg_advance): Likewise.
3293 (function_arg): Likewise.
3294 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3295 SDmode var args for 32-bit compiles.
3296 (rs6000_secondary_reload_class): Handle SDmode.
3297 (rs6000_output_function_epilogue): Likewise.
3298 (rs6000_function_value): Simplify if statement.
3299 (rs6000_libcall_value): Likewise.
3300 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3301 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3302 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3303 (movsd_hardfloat): New define_insn.
3304 (movsd_softfloat): Likewise.
3305 (movsd_store): Likewise.
3306 (movsd_load): Likewise.
3307 (extendsddd2): Likewise.
3308 (extendsdtd2): Likewise.
3309 (truncddsd2): Likewise.
3310 (movdd_hardfloat64): Fixup comment.
3311 (UNSPEC_MOVSD_LOAD): New constant.
3312 (UNSPEC_MOVSD_STORE): Likewise.
3314 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3317 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3319 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3320 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3321 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3324 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3327 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3328 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3329 __LONGDOUBLE128 too.
3330 * config/rs6000/aix61.h: New file.
3332 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3334 PR rtl-optimization/34959
3335 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3336 popcount and parity rtxes the same mode as their operand.
3337 Truncate or extend the result to the return value's mode
3340 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3343 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3344 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3345 to GOT_VERSION_REGNUM.
3346 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3347 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3348 * config/mips/mips.c (mips_emit_call_insn): New function.
3349 (mips_call_tls_get_addr): Call mips_expand_call directly.
3350 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3352 (mips16_build_call_stub): Likewise. Return the call insn or null.
3353 (mips_expand_call): Update the call to mips16_build_call_stub
3354 accordingly and a remove redundant condition. Assert that MIPS16
3355 stubs do not use lazy binding. Use mips_emit_call_insn and return
3357 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3359 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3360 (mips_avoid_hazard): Remove hazard_set handling.
3361 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3362 (UNSPEC_RESTORE_GP): ...this.
3363 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3364 (FAKE_CALL_REGNO): Rename to...
3365 (GOT_VERSION_REGNUM): ...this.
3366 (type): Add "ghost" value. Add an associated insn reservation.
3367 (hazard_set): Remove.
3368 (exception_receiver): Rename to...
3369 (restore_gp): ...this and update the unspec identifier accordingly.
3370 (exception_receiver, nonlocal_got_receiver): New expanders.
3371 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3372 FAKE_CALL_REGNO. Remove hazard_set attribute.
3373 (set_got_version, update_got_version): New patterns.
3375 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3378 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3380 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3383 * doc/install.texi2html: Generate gcc-vers.texi.
3385 2008-01-25 DJ Delorie <dj@redhat.com>
3387 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3389 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3391 * config/c4x: Remove directory.
3392 * config.gcc (crx-*, mt-*): Mark obsolete.
3393 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3394 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3395 sh-*-rtemscoff*): Remove cases.
3396 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3397 * real.c (encode_c4x_single, decode_c4x_single,
3398 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3399 c4x_extended_format): Remove.
3400 * real.h (c4x_single_format, c4x_extended_format): Remove.
3401 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3403 (Pragmas): Remove comment about c4x pragmas.
3404 * doc/install.texi (c4x): Remove target-specific instructions.
3405 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3406 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3407 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3408 refer to C4x source files as examples.
3409 (C4X_FLOAT_FORMAT): Remove documentation.
3411 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3413 * config/bfin/bfin.c (override_options): Reorder tests so that
3414 flag_pic gets enabled for -msep-data.
3416 2008-01-25 Richard Guenther <rguenther@suse.de>
3419 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3420 to its bitfield precision if required.
3422 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3425 * tree-nested.c (walk_omp_for): New function.
3426 (convert_nonlocal_reference, convert_local_reference): Call
3427 walk_omp_for on OMP_FOR.
3428 (convert_call_expr): Call walk_body on OMP_FOR's
3429 OMP_FOR_PRE_INIT_BODY.
3431 2008-01-25 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/34966
3434 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3435 default defs and PHI_NODEs we have to insert after the
3438 2008-01-24 Nick Clifton <nickc@redhat.com>
3440 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3441 Provide a default definition.
3442 (LIBGCC2_UNITS_PER_WORD): Likewise.
3444 * config/stormy16/stormy16.c: Include df.h for the prototype
3445 for df_regs_ever_live_p.
3446 (xstormy16_expand_builtin_va_start): Convert the stack offset
3447 into a component_ref and then use POINTER_PLUS_EXPR to add it
3448 to the incoming_virtual_args_rtx.
3449 (xstormy16_gimplify_va_arg_expr): Rename to
3450 xstormy16_gimplify_va_arg_expr.
3451 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3452 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3453 xstormy16_gimplify_va_arg_expr.
3454 Fix up some formatting issues.
3456 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3457 Move to predicates.md.
3458 (xs_hi_general_operand): Likewise.
3459 (xs_hi_nonmemory_operand): Likewise.
3460 * config/stormy16/predicates.md:
3461 (xstormy16_carry_plus_operand): New predicate.
3462 (xs_hi_general_operand): New predicate.
3463 (xs_hi_nonmemory_operand): New predicate.
3464 * config/stormy16/stormy16-protos.h:
3465 (xstormy16_carry_plus_operand): Delete prototype.
3466 (xs_hi_general_operand): Likewise.
3467 (xs_hi_nonmemory_operand): Likewise.
3469 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3470 modifiers as they are no longer needed and they can trigger
3471 reload spill failures.
3473 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3474 with a match_operand in order to help reload.
3476 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3477 constraint with 'e' for the 8th alternative as this version of
3478 the mov.w instruction only accepts the lower 8 registers.
3480 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3483 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3484 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3487 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3490 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3492 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3494 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3496 (remove_structure): Update allocations list before removing structure.
3498 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3500 * ipa-struct-reorg.c (is_safe_cond_expr,
3501 create_new_stmts_for_cond_expr): Use integer_zerop function,
3502 that recognize not only zero-pointer, but zero-integer too.
3504 2008-01-25 Ben Elliston <bje@au.ibm.com>
3507 * fixproto: Escape "." in sed expression that strips leading "./".
3509 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3512 * gcc.c (SWITCH_OK): Removed.
3513 (SWITCH_LIVE): Changed to bit.
3514 (SWITCH_FALSE): Likewise.
3515 (SWITCH_IGNORE): Likewise.
3516 (switchstr): Change live_cond to unsigned int.
3517 (process_command): Replace SWITCH_OK with 0.
3518 (do_self_spec): Likewise.
3519 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3520 (give_switch): Likewise.
3521 (used_arg): Likewise.
3522 (do_spec_1): Set the SWITCH_IGNORE bit.
3523 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3524 bits. Set the SWITCH_LIVE bit.
3526 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3528 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3530 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3532 PR tree-optimization/34472
3533 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3534 parameter to a "bool *" and set *DATA to false if there is
3535 an unsafe access. Do not delete the structure here.
3536 (check_cond_exprs): Delete it here instead.
3537 (check_cond_exprs, exclude_cold_structs): Do not increase
3538 I when removing a structure.
3540 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3544 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3546 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3549 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3550 a fixed vector for stack.
3552 2008-01-24 Ben Elliston <bje@au.ibm.com>
3555 * doc/gcc.texi (Software development): Add a direntry for g++.
3557 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3559 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3560 stale and straggling -fforce-addr comments above.
3562 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3564 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3565 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3567 2008-01-23 Michael Matz <matz@suse.de>
3570 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3573 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3575 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3578 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3580 * config/avr/avr.c (avr_current_arch): New variable.
3581 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3582 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3583 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3584 (avr_override_options): Init 'avr_current_arch'.
3585 (base_arch_s): Move from here...
3586 * config/avr/avr.h (base_arch_s): ... here. Add new members
3587 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3588 'mega' to 'have_jmp_call'.
3589 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3590 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3592 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3594 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3595 MULTILIB_MATCHES): (Ditto.).
3597 2008-01-23 Richard Guenther <rguenther@suse.de>
3600 * cgraphunit.c (cgraph_reset_node): Always mark the node
3601 not reachable if it is not queued already.
3603 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3605 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3606 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3607 (cputype_selected): New static variable.
3608 (bfin_handle_option): Set it if -mcpu is used.
3609 (override_option): Select default set of workarounds if no cpu type
3610 selected on the command line.
3611 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3613 From Michael Frysinger <michael.frysinger@analog.com>
3614 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3615 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3617 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3618 for bf547, bf523, bf524, and bf526.
3619 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3621 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3622 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3623 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3624 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3625 * doc/invoke.texi (Blackfin Options): Document that
3626 -mcpu now accept bf547, bf523, bf524, and bf526.
3628 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3630 PR rtl-optimization/34628
3631 * combine.c (try_combine): Stop and undo after the first combination
3632 if an autoincrement side-effect on the first insn has effectively
3635 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3638 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3639 Offset addresses are not valid for Altivec or paired float modes.
3641 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3644 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3645 if DECL_INITIAL (decl) is error_mark_node.
3648 * c-common.c (handle_vector_size_attribute): Only allow
3649 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3650 the same way as pointer, array etc. types.
3651 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3654 * tree.c (build_type_attribute_qual_variant): Call
3655 build_qualified_type if attributes are equal, but quals are not.
3657 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3660 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3661 * flags.h (warn_strict_aliasing): Remove.
3662 (warn_strict_overflow): Remove.
3663 * opts.c (warn_strict_aliasing): Remove.
3664 (warn_strict_overflow): Remove.
3665 * c-opts.c (c_common_handle_option): -Wall only sets
3666 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3667 (c_common_post_options): Give default values to -Wstrict-aliasing
3668 and -Wstrict-overflow if they are uninitialized.
3669 * common.opt (Wstrict-aliasing): Specify Var and Init.
3670 (Wstrict-overflow): Likewise.
3672 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3674 PR rtl-optimization/26854
3675 PR rtl-optimization/34400
3676 PR rtl-optimization/34884
3677 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3679 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3680 (df_rd_bb_info.expanded_lr_out): Deleted
3681 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3682 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3683 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3684 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3685 Removed code to allocate, initialize or free expanded_lr_out.
3686 (df_rd_bb_local_compute_process_def): Restructured to make more
3688 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3689 sets if the sets are being trimmed.
3691 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3694 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3695 (as_vers): Likewise.
3696 * configure: Regenerated.
3698 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3701 * tree-pass.h (pass_build_alias): New pass.
3702 * tree-ssa-alias.c (gate_build_alias): New.
3703 (pass_build_alias): New.
3704 * passes.c (init_optimization_passes): Add pass_build_alias after
3705 pass_create_structure_vars.
3707 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3709 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3710 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3711 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3712 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3713 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3714 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3715 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3716 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3717 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3718 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3719 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3720 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3721 * config/s390/s390.md (FP_ALL): New mode iterator.
3722 (_d): New mode attribute.
3723 ("*signbit<mode>2>"): Changed mode of first operand.
3724 ("isinf<mode>2"): Changed mode of first operand.
3725 ("*TDC_insn"): Adaptation for DFP modes.
3727 2008-01-22 Ben Elliston <bje@au.ibm.com>
3729 * tree.c (check_qualified_type): Improve function description.
3731 2008-01-21 Jason Merrill <jason@redhat.com>
3734 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3735 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3738 2008-01-21 DJ Delorie <dj@redhat.com>
3740 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3743 2008-01-21 Richard Guenther <rguenther@suse.de>
3746 * tree-cfg.c (verify_expr): Allow all invariant expressions
3747 instead of just constant class ones as reference argument.
3748 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3749 like any other constant.
3750 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3752 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3754 * regmove.c (fixup_match_1): Update call crossed frequencies.
3756 2008-01-21 Richard Guenther <rguenther@suse.de>
3759 * tree-inline.c (setup_one_parameter): Deal with mismatched
3760 types using a VIEW_CONVERT_EXPR.
3762 2008-01-21 Alon Dayan <alond@il.ibm.com>
3763 Olga Golovanevsky <olga@il.ibm.com>
3765 PR tree-optimization/34701
3766 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3767 when the structure size is not a power of 2.
3769 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3771 * doc/install.texi: Add doc for --enable-checking=df.
3773 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3775 PR rtl-optimization/34808
3776 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3778 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3780 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3783 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3785 PR rtl-optimization/26854
3786 PR rtl-optimization/34400
3787 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3789 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3790 (df_rd_bb_info.expanded_lr_out): New.
3791 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3792 * loop_iv.c (iv_analysis_loop_init): Ditto.
3793 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3794 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3795 Added code to allocate, initialize or free expanded_lr_out.
3796 (df_rd_bb_local_compute_process_def): Restructured to make
3797 more understandable.
3798 (df_rd_confluence_n): Add code to do nothing with fake edges and
3799 code to no apply invalidate_by_call sets if the sets are being trimmed.
3800 (df_lr_local_finalize): Renamed to df_lr_finalize.
3801 (df_live_local_finalize): Renamed to df_live_finalize.
3803 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3806 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3807 deciding whether to use reciprocal instructions.
3809 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3811 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3812 dwarf2out_note_section_used if cold_text_section is NULL.
3814 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3816 PR gcov-profile/34610
3817 * tree-cfg.c (make_edges): Mark both outgoing edges from
3818 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3819 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3820 from OMP_FOR and OMP_CONTINUE outgoing edges.
3822 * tree-profile.c (tree_profiling): Return early if
3823 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3825 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3826 from cfun to child_cfun.
3827 * function.h (struct function): Add after_tree_profile bit.
3829 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3831 * config/avr/avr.S (_exit): Disable interrupt.
3833 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3834 Steven Bosscher <stevenb.gcc@gmail.com>
3836 PR rtl-optimization/26854
3837 PR rtl-optimization/34400
3838 * df-problems.c (df_live_scratch): New scratch bitmap.
3839 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3840 (df_live_reset): Clear the proper bitmaps.
3841 (df_live_bb_local_compute): Only process the artificial defs once
3842 since the order is not important.
3843 (df_live_init): Init the df_live sets only with the variables
3844 found live by df_lr.
3845 (df_live_transfer_function): Use the df_lr sets to prune the
3846 df_live sets as they are being computed.
3847 (df_live_free): Free df_live_scratch.
3849 2008-01-18 Ian Lance Taylor <iant@google.com>
3851 * common.opt: Add fmerge-debug-strings.
3852 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3853 flag_merge_debug_strings rather than flag_merge_constants.
3854 * doc/invoke.texi (Option Summary): Mention
3855 -fmerge-debug-strings.
3856 (Debugging Options): Document -fmerge-debug-strings.
3858 2008-01-18 Ian Lance Taylor <iant@google.com>
3861 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3862 (struct tree_function_decl): Add new field operator_new_flag.
3863 * tree-inline.c (expand_call_inline): When inlining a call to
3864 operator new, force the return value to go into a variable, and
3865 set DECL_NO_TBAA_P on that variable.
3866 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3868 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3871 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3872 DWARF2_DEBUGGING_INFO.
3873 (dwarf2out_note_section_used): Ditto. Add prototype.
3874 (have_multiple_function_sections, text_section_used,
3875 cold_text_section_used, *cold_text_sections): Move declarations
3878 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3880 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3881 field and add signal_ra.
3882 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3883 assignments to frame state pc. Move end of stack check after
3884 MD_FALLBACK_FRAME_STATE_FOR.
3885 (uw_update_context_1): Use frame state signal_regs if set, instead
3886 of checking signal_frame flag.
3887 (uw_update_context): Use frame state signal_ra if set.
3888 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3889 * config/xtensa/linux-unwind.h: New file.
3891 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3893 * modulo-sched.c (get_sched_window): Fix comment typo.
3895 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3897 PR tree-optimization/34648
3898 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3900 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3902 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3903 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3905 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3907 PR rtl-optimization/34400
3908 * df-core.c (df_worklist_dataflow_overeager,
3909 df_worklist_dataflow_doublequeue): New functions.
3910 (df_worklist_dataflow): Two different worklist solvers.
3911 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3914 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3917 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3918 and ftree-parallelize-loops.
3920 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3922 PR rtl-optimization/34826
3923 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3925 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3927 * global.c (find_reg): Mark the eh regs as used if necessary.
3928 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3929 * ra.h (struct allocno): no_eh_reg field added. Changed
3930 no_stack_reg type to bitfield.
3932 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3934 * tree.c (substitute_in_expr): Add missing 'break'.
3936 2008-01-17 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/34825
3939 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3940 x / x as division to handle.
3942 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3944 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3945 "-pthread" is specified.
3946 * pa-hpux11.h (LIB_SPEC): Likewise.
3948 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3949 Peter Bergner <bergner@vnet.ibm.com>
3951 PR rtl-optimization/33796
3952 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3954 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3956 PR libgfortran/34699
3957 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3959 * pa-hpux10.h (LINK_SPEC): Likewise.
3960 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3962 2008-01-16 Richard Guenther <rguenther@suse.de>
3965 * fold-const.c (fold_convert_const_int_from_int): Do not
3966 set overflow if that occured only because of a sign extension
3967 change when converting from/to a sizetype with the same
3968 precision and signedness.
3970 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3973 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3974 location address to the correct place. Update copyright year.
3976 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3978 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3979 no dependences in the dependence_relations vector.
3981 2008-01-16 Jan Hubicka <jh@suse.cz>
3983 PR rtl-optimization/31396
3984 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3985 * cfg.c (dump_reg_info): Print it.
3986 * regs.h (struct reg_info_t): add freq_calls_crossed.
3987 (REG_FREQ_CALLS_CROSSED): New macro.
3988 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3989 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3990 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3991 regmove_optimize): Update call crossed frequencies.
3992 * local-alloc.c (struct qty): Add freq_calls_crossed.
3993 (alloc_qty): Copute freq_calls_crossed.
3994 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3995 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3996 * ra.h (struct allocno): Add freq_calls_crossed.
3998 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4000 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4001 libgomp when compiling with ftree-parallelize-loops.
4002 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4004 2008-01-16 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/34769
4007 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4008 * tree.c (int_cst_value): Instead make this function more
4009 permissive in what it accepts as valid input. Document this
4010 function always sign-extends the value.
4012 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4013 Richard Guenther <rguenther@suse.de>
4016 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4017 (gimple_fold_indirect_ref_rhs): ... this.
4018 (gimple_fold_indirect_ref): New function with foldings
4019 that preserve lvalueness.
4020 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4021 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4022 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4023 to fold an INDIRECT_REF, fall back to the old use of
4024 fold_indirect_ref_1.
4026 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4028 * tree-data-ref.c (subscript_dependence_tester_1): Call
4029 free_conflict_function.
4030 (compute_self_dependence): Same.
4032 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4035 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4036 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4038 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4039 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4040 for DWARF2_UNWIND_INFO targets.
4042 2008-01-16 Richard Guenther <rguenther@suse.de>
4045 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4046 type qualifiers for function types.
4048 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4050 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4051 loop_iterator li from previous commit.
4053 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4055 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4057 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4059 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4060 (parallelize_loops): Don't parallelize irreducible components.
4062 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4065 * c-opts (c_common_post_options): Do not enable CPP
4066 flag_pedantic_errors by default.
4068 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4070 PR rtl-optimization/31944
4071 * cse.c (remove_pseudo_from_table): New function.
4072 (merge_equiv_classes): Use above function to remove pseudo-registers.
4073 (invalidate): Likewise.
4075 2008-01-13 Richard Guenther <rguenther@suse.de>
4078 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4079 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4081 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4083 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4084 validate_change to unshare the source of the PC set.
4086 2008-01-12 Jan Hubicka <jh@suse.cz>
4089 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4090 references above array bounds. This might trigger bounds checks for
4093 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4095 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4096 new_replaceable_dependencies.
4098 2008-01-12 Doug Kwan <dougkwan@google.com>
4100 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4101 instead of OPT_Wreturn_type in warning due to ignored return type
4103 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4104 options included in -Wextra.
4105 * c.opt: New option -Wignored_qualifiers.
4106 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4107 -Wignore_qualifiers.
4108 (-Wignored-qualifiers): Document.
4109 (-Wreturn-type): Remove description of functionality now handled
4110 by -Wignored-qualifiers.
4112 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4115 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4116 NOP_EXPR if it is between integral types with the same precision.
4118 2008-01-12 Jan Hubicka <jh@suse.cz>
4121 * invoke.texi (max-inline-recursive-depth): Fix default value.
4123 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4125 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4128 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4130 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4132 2008-01-11 James E. Wilson <wilson@specifix.com>
4135 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4137 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4139 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4140 save/restore frame pointer register and don't use 'call-prologues'
4141 optimization in function with "OS_task" attribute.
4143 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4146 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4147 when copying to memory.
4149 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4151 PR rtl-optimization/30905
4152 * cfgcleanup.c: Include dce.h
4153 (crossjumps_occured): New global variable.
4154 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4155 If something changed, set crossjumps_occured to true.
4156 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4157 Don't add/remove fake edges to exit here...
4158 (cleanup_cfg): ...but do it here, when crossjumping.
4159 Run a fast DCE when successful crossjumps occured in the latest
4160 iteration of try_optimize_cfg.
4162 2008-01-11 Richard Guenther <rguenther@suse.de>
4164 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4165 (struct vn_unary_op_s): Likewise.
4166 (vn_reference_insert): Free old reference on hash collision.
4168 2008-01-10 Raksit Ashok <raksit@google.com>
4170 PR rtl-optimization/27971
4171 * combine.c (find_split_point): Split PLUS expressions which are
4172 inside a MEM rtx, and whose first operand is complex.
4174 2008-01-10 DJ Delorie <dj@redhat.com>
4176 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4177 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4178 (m32c_hard_regno_ok): Call the underlying function.
4180 2008-01-10 Richard Guenther <rguenther@suse.de>
4183 * tree-cfg.c (tree_merge_blocks): Do not go through the
4184 full-blown folding and stmt updating path if we just deal
4185 with virtual operands.
4186 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4187 test for abnormal SSA_NAMEs.
4189 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4192 * reload.c (push_reload): Add assertions. All constants from
4193 reg_equiv_constant should have been used for replacing the respective
4195 (find_reloads_address): Invoke find_reloads_address_part for
4196 constant taken from the reg_equiv_constant array.
4198 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4200 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4201 field (valnum) the first in the struct. Replace bools with
4204 2008-01-10 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/34651
4207 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4208 types and ordering for masking and converting.
4210 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4212 PR tree-optimization/34017
4213 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4214 also for PHI_NODE expressions.
4216 2008-01-09 Jan Hubicka <jh@suse.cz>
4218 PR tree-optimization/34708
4219 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4220 based on number of case labels.
4221 (init_inline_once): Remove switch_cost.
4222 * tree-inline.h (eni_weights_d): Remove switch_cost.
4224 2008-01-09 Richard Guenther <rguenther@suse.de>
4225 Andrew Pinski <andrew_pinski@playstation.sony.com>
4228 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4229 temporary if an rvalue is ok or an lvalue is not required.
4231 2008-01-09 Richard Guenther <rguenther@suse.de>
4234 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4237 2008-01-09 Richard Guenther <rguenther@suse.de>
4240 * tree.c (host_integerp): Check for sizetype only if the
4241 type is an integer type.
4243 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4246 * opts.c (decode_options): Disable inlining of functions called
4247 once if not in unit-at-a-time mode.
4249 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4251 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4253 2008-01-08 Richard Guenther <rguenther@suse.de>
4256 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4257 out early if the result will be unused.
4259 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4264 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4268 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4270 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4271 for vectorization tuned.
4273 2008-01-08 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/34683
4276 * tree-ssa-operands.c (operand_build_cmp): Export.
4277 * tree-ssa-operands.h (operand_build_cmp): Declare.
4278 * tree-vn.c (vuses_compare): Remove.
4279 (sort_vuses): Use operand_build_cmp.
4280 (sort_vuses_heap): Likewise.
4281 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4282 to re-use old VEC if available. Do not sort already sorted VUSEs.
4283 (vdefs_to_vec): Do not sort already sorted VDEFs.
4285 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4288 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4290 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4293 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4294 limitations of reciprocal sequences on x86 targets.
4296 2008-01-08 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/34683
4299 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4301 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4304 * config/darwin.c (darwin_mergeable_string_section): Don't use
4305 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4307 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4311 negxf2. Macroize expander using X87MODEF mode iterator. Change
4312 predicates of op0 and op1 to register_operand.
4313 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4314 expander using X87MODEF mode iterator. Change predicates of
4315 op0 and op1 to register_operand.
4316 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4317 corresponding patterns and macroize using MODEF macro. Change
4318 predicates of op0 and op1 to register_operand and remove
4319 "m" constraint. Disparage "r" alternative with "!".
4320 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4321 macroize using X87MODEF macro. Change predicates of op0 and op1
4322 to register_operand and remove "m" constraint. Disparage "r"
4323 alternative with "!".
4324 (absneg splitter with memory operands): Remove.
4325 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4326 patterns and macroize using X87MODEF mode iterator.
4327 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4328 Change predicate of op1 to register_operand.
4329 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4330 for memory operands.
4332 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4334 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4336 2008-01-07 Richard Guenther <rguenther@suse.de>
4338 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4341 2008-01-07 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/34683
4344 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4345 VOPs of the needed size to save memory. Use VEC_quick_push
4346 to save compile-time.
4347 (vdefs_to_vec): Likewise.
4349 2008-01-07 Sa Liu <saliu@de.ibm.com>
4351 * config/spu/spu.md (divdf3): Genetate inline code for double
4352 division. The implementation doesn't handle INF or NAN, therefore it
4353 only applies when -ffinite-math-only is given.
4355 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4358 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4359 * doc/cpp.texi ([Common Predefined Macros]): Document.
4361 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4364 order to use commutative addition instead of subtraction.
4366 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4367 Mircea Namolaru <namolaru@il.ibm.com>
4368 Vladimir Yanovsky <yanov@il.ibm.com>
4369 Revital Eres <eres@il.ibm.com>
4371 PR tree-optimization/34263
4372 * tree-outof-ssa.c (process_single_block_loop_latch,
4373 contains_tree_r): New functions.
4374 (analyze_edges_for_bb): Call process_single_block_loop_latch
4375 function to empty single-basic-block latch block if possible.
4377 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4379 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4381 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4383 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4385 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4387 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4389 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4391 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4393 PR tree-optimization/34618
4394 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4397 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4401 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4402 Update copyright year.
4404 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4405 Update copyright year.
4406 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4409 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4411 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4412 edge does not point to current bb before changing need_assert.
4414 2008-01-04 Richard Guenther <rguenther@suse.de>
4417 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4418 for verifying purposes if they are is_gimple_min_invariant.
4420 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4422 PR tree-optimization/34448
4423 PR tree-optimization/34465
4424 * gimplify.c (gimplify_init_constructor): Add new parameter
4425 notify_temp_creation. Use it.
4426 (gimplify_modify_expr_rhs): Take volatiles into account when
4427 optimizing constructors.
4428 Do not optimize constructors if gimplify_init_constructor will dump to
4430 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4431 * gcc.c-torture/compile/pr34448.c: New.
4433 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4435 PR gcov-profile/34609
4436 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4437 return_slot if result is TREE_ADDRESSABLE.
4439 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4441 * config/mips/mips.md (sqrt_condition): Tweak comment.
4442 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4444 2008-01-03 Tom Tromey <tromey@redhat.com>
4447 * c-common.c (c_type_hash): Handle VLAs.
4449 2008-01-03 Jan Hubicka <jh@suse.cz>
4451 PR tree-optimization/31081
4452 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4453 0 when inlining and not inlining to first basic block.
4454 (remap_decl): When var is initialized to 0, don't set default_def.
4455 (expand_call_inline): Set entry_bb.
4456 * tree-inline.h (copy_body_data): Add entry_bb.
4458 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4461 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4464 PR tree-optimization/29484
4465 * tree-inline.c (inline_forbidden_p_2): New function.
4466 (inline_forbidden_p): Disallow inlining if some static var
4467 has an address of a local LABEL_DECL in its initializer.
4468 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4471 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4473 PR tree-optimization/34635
4474 * tree-data-ref.c (add_other_self_distances): Make sure that the
4475 evolution step is constant.
4477 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4480 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4482 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4484 * tree-sra.c (scalarize_init): Insert the generate_element_init
4485 statements after the generate_element_zero statements.
4487 2008-01-02 Richard Guenther <rguenther@suse.de>
4491 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4492 for very large number of operands instead of ICEing.
4494 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4497 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4498 while stack probing.
4500 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4502 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4505 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4508 * tree-mudflap.c (mx_register_decls): Guard warning by
4509 !DECL_ARTIFICIAL check.
4511 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4513 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4514 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4515 sse5_perm<mode>): Fix constraints.