1 2008-03-20 Ben Elliston <bje@au.ibm.com>
3 * regmove.c (try_auto_increment): Fix spelling error in comment.
4 * final.c (final_scan_insn): Likewise.
6 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10 allocator preferences for "y" and "r" class registers.
11 ("*mov<mode>_internal"): Ditto.
12 ("*movv2sf_internal_rex64"): Ditto.
13 ("*movv2sf_internal"): Ditto.
15 2008-03-19 Michael Matz <matz@suse.de>
18 * calls.c (expand_call): Check overlap of arguments with call
21 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24 * stor-layout.c (update_alignment_for_field): Set minimum alignment
25 of the underlying type of a MS bitfield layout to the natural
26 alignment of the type.
28 2008-03-19 Jan Hubicka <jh@suse.cz>
31 * toplev.c (decode_d_option): Handle all CPP flags.
32 * tree-vrp.c: Update tree_pass descriptors.
33 * regrename.c: Update tree_pass descriptors.
34 * fwprop.c: Update tree_pass descriptors.
35 * doc/invoke.texi: Remove documentation of dropped -d? flags.
36 * tree-into-ssa.c: Update tree_pass descriptors.
37 * tree-dump.c: Update tree_pass descriptors.
38 * tree-complex.c: Update tree_pass descriptors.
39 * tree-dump.h: Update tree_pass descriptors.
40 * see.c: Update tree_pass descriptors.
41 * cgraphbuild.c: Update tree_pass descriptors.
42 * tracer.c: Update tree_pass descriptors.
43 * tree-loop-distribution.c: Update tree_pass descriptors.
44 * cgraph.c: Update tree_pass descriptors.
45 * postreload-gcse.c: Update tree_pass descriptors.
46 * postreload.c: Update tree_pass descriptors.
47 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
48 * tree-tailcall.c: Update tree_pass descriptors.
49 * tree-pass.h (tree_opt_pass): Rename to ...
50 (opt_pass) ... this one; add "type" field and remove letter field.
51 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
52 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
53 all_lowering_passes): Update declaration.
54 * ipa-cp.c: Update tree_pass descriptors.
55 * final.c: Update tree_pass descriptors.
56 * omp-low.c: Update tree_pass descriptors.
57 * tree-ssa-dse.c: Update tree_pass descriptors.
58 * ipa-reference.c: Update tree_pass descriptors.
59 * tree-ssa-uncprop.c: Update tree_pass descriptors.
60 * auto-inc-dec.c: Update tree_pass descriptors.
61 * reorg.c: Update tree_pass descriptors.
62 * cgraphunit.c: Update tree_pass descriptors.
63 * tree-ssa-copyrename.c: Update tree_pass descriptors.
64 * tree-ssa-ccp.c: Update tree_pass descriptors.
65 * df-core.c: Update tree_pass descriptors.
66 * mode-switching.c: Update tree_pass descriptors.
67 * tree-nomudflap.c: Update tree_pass descriptors.
68 * modulo-sched.c: Update tree_pass descriptors.
69 * ipa-pure-const.c: Update tree_pass descriptors.
70 * cse.c: Update tree_pass descriptors.
71 * web.c: Update tree_pass descriptors.
72 * tree-stdarg.c: Update tree_pass descriptors.
73 * tree-ssa-math-opts.c: Update tree_pass descriptors.
74 * tree-ssa-dom.c: Update tree_pass descriptors.
75 * tree-nrv.c: Update tree_pass descriptors.
76 * tree-ssa-alias.c: Update tree_pass descriptors.
77 * loop-init.c: Update tree_pass descriptors.
78 * gimple-low.c: Update tree_pass descriptors.
79 * ipa-inline.c: Update tree_pass descriptors.
80 * tree-ssa-sink.c: Update tree_pass descriptors.
81 * global.c: Update tree_pass descriptors.
82 * ifcvt.c: Update tree_pass descriptors.
83 * jump.c: Update tree_pass descriptors.
84 * predict.c: Update tree_pass descriptors.
85 * tree-ssa-loop.c: Update tree_pass descriptors.
86 * recog.c: Update tree_pass descriptors.
87 * dse.c: Update tree_pass descriptors.
88 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
89 * tree-eh.c: Update tree_pass descriptors.
90 * regmove.c: Update tree_pass descriptors.
92 * function.c: Update tree_pass descriptors.
93 * tree-vectorizer.c: Update tree_pass descriptors.
94 * gcse.c: Update tree_pass descriptors.
95 * ipa-type-escape.c: Update tree_pass descriptors.
96 * tree-if-conv.c: Update tree_pass descriptors.
97 * init-regs.c: Update tree_pass descriptors.
98 * ipa.c: Update tree_pass descriptors.
99 * tree-ssa-phiopt.c: Update tree_pass descriptors.
100 * rtl-factoring.c: Update tree_pass descriptors.
101 * lower-subreg.c: Update tree_pass descriptors.
102 * bt-load.c: Update tree_pass descriptors.
103 * tree-dfa.c: Update tree_pass descriptors.
104 * except.c: Update tree_pass descriptors.
105 * emit-rtl.c: Update tree_pass descriptors.
106 * cfgexpand.c: Update tree_pass descriptors.
107 * tree-cfgcleanup.c: Update tree_pass descriptors.
108 * cfgcleanup.c: Update tree_pass descriptors.
109 * tree-ssa-pre.c: Update tree_pass descriptors.
110 * tree-sra.c: Update tree_pass descriptors.
111 * tree-mudflap.c: Update tree_pass descriptors.
112 * tree-ssa-copy.c: Update tree_pass descriptors.
113 * cfglayout.c: Update tree_pass descriptors.
114 * tree-ssa-forwprop.c: Update tree_pass descriptors.
115 * tree-ssa-dce.c: Update tree_pass descriptors.
116 * tree-ssa.c: Update tree_pass descriptors.
117 * regclass.c: Update tree_pass descriptors.
118 * integrate.c: Update tree_pass descriptors.
119 * tree-optimize.c: Update tree_pass descriptors.
120 * tree-ssa-phiprop.c: Update tree_pass descriptors.
121 * tree-object-size.c: Update tree_pass descriptors.
122 * combine.c: Update tree_pass descriptors.
123 * tree-outof-ssa.c: Update tree_pass descriptors.
124 * bb-reorder.c: Update tree_pass descriptors.
125 * stack-ptr-mod.c: Update tree_pass descriptors.
126 * var-tracking.c: Update tree_pass descriptors.
127 * tree-profile.c: Update tree_pass descriptors.
128 * tree-vect-generic.c: Update tree_pass descriptors.
129 * reg-stack.c: Update tree_pass descriptors.
130 * sched-rgn.c: Update tree_pass descriptors.
131 * tree-ssa-structalias.c: Update tree_pass descriptors.
132 * tree-cfg.c: Update tree_pass descriptors.
133 * passes.c (current_pass): Update declaration.
134 (finish_optimization_passes): Update.
135 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
136 (register_one_dump_file, register_dump_files_1, next_pass_1):
138 (init_optimization_passes): Update handling of new types.
139 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
140 * ipa-struct-reorg.c: Update tree_pass descriptors.
141 * tree-ssa-reassoc.c: Update tree_pass descriptors.
142 * combine-stack-adj.c: Update tree_pass descriptors.
143 * cfgrtl.c: Update tree_pass descriptors.
144 * dce.c: Update tree_pass descriptors.
145 * tree-ssanames.c: Update tree_pass descriptors.
147 2008-03-19 Richard Guenther <rguenther@suse.de>
150 * tree-ssa.c (always_executed): New global flag.
151 (warn_uninitialized_var): If !always_executed warn with "maybe"
153 (execute_early_warn_uninitialized): Compute post-dominators.
154 Initialize always_executed before processing each basic block.
156 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
159 * config/i386/i386.c (x86_this_parameter): Calculate correct location
160 of "this" pointer when "regparm = N" or "fastcall" is in effect.
162 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
164 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
166 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
168 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
170 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
171 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
172 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
173 target after ignore has been set, and move there also the commputation
174 of subtarget and original_target.
175 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
176 (LANG_HOOKS_INITIALIZER): Remove it.
177 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
179 2008-03-18 Richard Guenther <rguenther@suse.de>
181 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
182 found an expression with constants, note that in the VN for the lhs.
183 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
184 fold them to constants if possible. Run cleanup_cfg if done so.
185 (execute_pre): Return todo.
187 (execute_fre): Likewise.
188 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
190 (get_prop_source_stmt): Look through pointer conversions.
192 2008-03-18 Jan Hubicka <jh@suse.cz>
194 * tree-pretty-print.c: Include predict.h.
195 (dump_generic_node): Dump predictor.
196 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
197 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
198 * gimple-low.c (lower_stmt): Likewise.
199 * expr.c (expand_expr_real): Likewise.
200 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
202 (build_predict_expr, build_predict_expr): New.
203 * predict.h (predictor_name, build_predict_expr): Update.
204 * c-typeck.c (c_finish_bc_stmt): Add prediction.
205 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
206 * predict.def (PRED_CONTINUE): Update hitrate.
207 * tree.def (PREDICT_EXPR): Define.
208 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
209 do not handle BIND_EXPR.
210 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
211 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
212 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
215 2008-03-18 Michael Matz <matz@suse.de>
217 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
219 2008-03-18 Richard Guenther <rguenther@suse.de>
221 * tree-gimple.h (is_gimple_invariant_address): Declare.
222 (is_gimple_constant): Likewise.
223 * tree-gimple.c (is_gimple_constant): New function.
224 (is_gimple_invariant_address): Likewise.
225 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
226 and is_gimple_invariant_address.
227 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
229 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
232 2008-03-18 Jakub Jelinek <jakub@redhat.com>
235 * gimplify.c (gimplify_expr): Gimplify second operand of
238 2008-03-17 Richard Guenther <rguenther@suse.de>
240 PR tree-optimization/19637
241 * fold-const.c (fold_unary): Remove restrictions of removing
242 intermediate pointer-conversions (P2)(P1)P0.
243 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
244 conversion to void pointer.
245 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
247 2008-03-16 James E. Wilson <wilson@tuliptree.org>
250 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
251 emulated thread local variables.
253 2008-03-16 Richard Guenther <rguenther@suse.de>
256 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
257 expand TREE_INVARIANT operations that are not gimple invariant.
259 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
261 * doc/extend.texi (Alignment): Say that the ABI controls
262 the __alignof__ for non-strict-alignment targets rather
263 than being a recommendation.
265 2008-03-15 Paul Brook <paul@codesourcery.com>
267 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
269 (arm_output_fn_unwind): Mark functions that can not be unwound.
271 2008-03-15 Paul Brook <paul@codesourcery.com>
273 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
274 extension instructions.
276 2008-03-15 Richard Guenther <rguenther@suse.de>
278 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
279 and fold constant aggregate refs.
280 (fold_const_aggregate_ref): Handle string constants
281 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
282 (evaluate_stmt): Simplify now that ccp_fold folds constant
285 2008-03-15 Paul Brook <paul@codesourcery.com>
287 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
288 (extzv): Use gen_extzv_t2.
289 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
291 2008-03-15 Richard Guenther <rguenther@suse.de>
293 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
294 (fold_const_aggregate_ref): Likewise.
295 (get_value): Return NULL if we don't have any values.
296 (ccp_finalize): Set const_val to NULL after freeing it.
297 * tree-flow.h (get_symbol_constant_value): Declare.
298 (fold_const_aggregate_ref): Likewise.
299 * tree-ssa-sccvn.c (try_to_simplify): Use them.
301 2008-03-15 Richard Guenther <rguenther@suse.de>
304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
305 to not produce negative array indices if not allowed. Add
306 parameter to indicate that.
307 (maybe_fold_offset_to_component_ref): Allow negative array
308 indices only for the first member of a structure.
309 (maybe_fold_offset_to_reference): Allow negative array indices.
310 (maybe_fold_stmt_addition): Likewise.
312 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
313 Anatoly Sokolov <aesok@post.ru>
315 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
316 (avr_arch): Add ARCH_AVR6.
317 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
318 (initial_elimination_offset): Initialize and use 'avr_pc_size'
319 instead of fixed value 2.
320 (print_operand_address): Use gs() asm specifier instead of pm().
321 (avr_assemble_integer): (Ditto.).
322 (avr_output_addr_vec_elt): (Ditto.).
323 (print_operand): Handle "!" code.
324 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
325 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
326 (AVR_HAVE_EIJMP_EICALL): Define.
327 (AVR_3_BYTE_PC): Redefine.
328 (AVR_2_BYTE_PC): (Ditto.).
329 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
330 (LINK_SPEC): Add atmega2560 and atmega2561.
331 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
333 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
334 for 3 byte PC devices.
335 (call_value_insn): (Ditto.).
336 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
337 (indirect_jump): Use only for for 2 byte PC devices.
338 (*tablejump): (Ditto.).
339 (*indirect_jump_avr6): Add insn.
340 (*tablejump_rjmp): Don't use for 3 byte PC devices.
341 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
342 instead of ijmp for 3 byte PC devices.
343 (__tablejump2__): (Ditto.).
344 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
345 (MULITLIB_DIRNAMES): (Ditto.).
346 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
348 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
351 "sse2_umulsidi3". Use V1DI mode for operand 0.
352 ("mmx_psadbw"): Use V1DI mode for operand 0.
353 * config/i386/i386-modes.def (V1SI): New vector mode.
354 * config/i386/i386.c (struct builtin_description)
355 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
356 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
357 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
358 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
359 v1di_ftype_v8qi_v8qi type.
360 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
362 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
363 __builtin_ia32_pmuludq]: Fix the mode of return value.
365 2008-03-15 Richard Guenther <rguenther@suse.de>
368 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
371 2008-03-14 Bob Wilson <bob.wilson@acm.org>
373 * doc/invoke.texi (Option Summary, Xtensa Options): Document
374 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
375 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
376 unless TARGET_SERIALIZE_VOLATILE is enabled.
377 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
378 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
379 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
381 2008-03-14 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/34172
384 * tree-flow.h (refs_may_alias_p): Declare.
385 (get_single_def_stmt): Likewise.
386 (get_single_def_stmt_from_phi): Likewise.
387 (get_single_def_stmt_with_phi): Likewise.
388 * tree-dfa.c (refs_may_alias_p): New function.
389 (get_single_def_stmt): Likewise.
390 (get_single_def_stmt_from_phi): Likewise.
391 (get_single_def_stmt_with_phi): Likewise.
392 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
393 (vn_reference_lookup_1): New helper function.
394 (vn_reference_lookup): Walk the virtual use-def chain to
395 continue searching for a match if the def does not alias the
396 reference we are looking for.
398 2008-03-14 David Edelsohn <edelsohn@gnu.org>
400 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
401 archive and Perzl. Update The Written Word listing.
403 2008-03-14 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/34043
406 PR tree-optimization/33989
407 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
409 (bitmap_find_leader): Use extra argument to verify dominance
410 relationship inside a basic-block.
411 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
412 (find_leader_in_sets): Adjust.
413 (create_component_ref_by_pieces): Take extra argument for
414 dominance check, handle lookup failures.
415 (find_or_generate_expression): Likewise.
416 (create_expression_by_pieces): Likewise.
417 (insert_into_preds_of_block): Adjust.
418 (create_value_expr_from): If asked for, verify all operands
419 are in the blocks AVAIL_OUT set.
420 (make_values_for_stmt): Check for SSA_NAMEs that are life
421 over an abnormal edge.
422 (compute_avail): Remove such check.
423 (do_SCCVN_insertion): New function.
424 (eliminate): If we do not find a leader suitable for replacement
425 insert a replacement expression from SCCVN if available.
426 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
427 (struct vn_ssa_aux): Add needs_insertion flag.
428 * tree-ssa-sccvn.c (may_insert): New global flag.
429 (copy_reference_ops_from_ref): Value-number union member access
430 based on its size, not type and member if insertion is allowed.
431 (visit_reference_op_load): For a weak match from union type
432 punning lookup a view-converted value and insert a SSA_NAME
433 for that value if that is not found.
434 (visit_use): Make dumps shorter. Do not disallow value numbering
435 SSA_NAMEs that are life over an abnormal edge to constants.
436 (free_scc_vn): Release inserted SSA_NAMEs.
437 (run_scc_vn): New flag to specify whether insertion is allowed.
438 Process SSA_NAMEs in forward order.
439 * tree-ssa-loop-im.c (for_each_index): Handle invariant
440 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
441 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
442 pointer type to/from integral types that do not change the
443 precision to regular conversions.
445 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
447 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
448 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
449 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
450 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
451 input arguments and the mode of return value. Built-in functions
452 that operate on whole 64-bit MMX register now use V1DI mode.
454 2008-03-13 Alon Dayan <alond@il.ibm.com>
455 Olga Golovanevsky <olga@il.ibm.com>
457 PR tree-optimization/35041
458 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
459 to locate the right position in a statement.
461 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/xmmintrin.h: Change all static inline functions to
466 extern inline and add __gnu_inline__ attribute.
467 * config/i386/bmintrin.h: Ditto.
468 * config/i386/smmintrin.h: Ditto.
469 * config/i386/tmmintrin.h: Ditto.
470 * config/i386/mmintrin-common.h: Ditto.
471 * config/i386/ammintrin.h: Ditto.
472 * config/i386/emmintrin.h: Ditto.
473 * config/i386/pmmintrin.h: Ditto.
474 * config/i386/mmintrin.h: Ditto.
475 * config/i386/mm3dnow.h: Ditto.
477 2008-03-13 Jakub Jelinek <jakub@redhat.com>
480 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
481 (lower_omp_2): New function.
482 (lower_omp_1, lower_omp): Rewritten.
484 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
487 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
488 with the phrase "Microsoft Windows compilers".
489 (Push/Pop Macro Pragmas): New subsection. Document
490 #pragma push_macro and pragma pop_macro.
492 2008-03-12 Paul Brook <paul@codesourcery.com>
494 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
496 2008-03-12 Paul Brook <paul@codesourcery.com>
498 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
499 (thumb2_alusi3_short): Exclude PLUS and MINUS.
500 (thumb2_addsi_shortim): Rename ...
501 (thumb2_addsi_short): ... to this. Allow register operands.
502 (thumb2_subsi_short): New pattern.
503 (thumb2_one_cmplsi2_short,
504 thumb2_negsi2_short): New patterns and peepholes.
506 2008-03-12 Paul Brook <paul@codesourcery.com>
508 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
510 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md (int_cond): New code iterator.
514 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
515 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
516 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
517 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
518 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
519 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
520 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
521 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
523 2008-03-12 Paul Brook <paul@codesourcery.com>
525 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
526 instead of {arm,thumb}_compute_save_reg_mask.
527 (output_return_instruction): Ditto.
528 (thumb_unexpanded_epilogue): Ditto.
529 (thumb1_expand_prologue): Ditto.
530 (thumb1_output_function_prologue): Ditto.
531 (arm_set_return_address): Ditto.
532 (thumb_set_return_address): Ditto.
533 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
534 regs to achieve stack alignment.
535 (thumb1_compute_save_reg_mask): Fix compiler warning.
536 (arm_output_epilogue): Use offsets->saved_regs_mask.
537 Adjust stack pointer by poping call clobered registers.
538 (arm_expand_prologue): Use offsets->saved_regs_mask.
539 Adjust stack pointer by pushing extra registers.
540 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
542 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
545 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
546 conversion to the operands of a multiplication.
548 2008-03-12 Richard Guenther <rguenther@suse.de>
550 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
551 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
552 * timevar.def (TV_TREE_PHIPROP): Add.
553 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
554 pass description. Use TV_TREE_PHIPROP.
555 * tree-ssa-forwprop.c: Remove phiprop code.
557 2008-03-12 Jakub Jelinek <jakub@redhat.com>
560 * omp-low.c (maybe_lookup_decl): Constify first argument.
561 (use_pointer_for_field): Change last argument from bool to
562 omp_context *. Disallow shared copy-in/out in nested
563 parallel if decl is shared in outer parallel too.
564 (build_outer_var_ref, scan_sharing_clauses,
565 lower_rec_input_clauses, lower_copyprivate_clauses,
566 lower_send_clauses, lower_send_shared_vars): Adjust callers.
568 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
569 Ira Rosen <irar@il.ibm.com>
571 * tree-vectorizer.c (free_stmt_vec_info): New function.
572 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
573 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
574 * tree-vectorizer.h (free_stmt_vec_info): Declare.
575 * tree-vect-transform.c (vectorizable_conversion): Free
576 vec_oprnds0 if it was allocated.
577 (vect_permute_store_chain): Remove unused VECs.
578 (vectorizable_store): Free VECs that are allocated in the..
580 (vect_transform_strided_load, vectorizable_load): Likewise.
581 (vect_remove_stores): Simplify the code.
582 (vect_transform_loop): Move code to vect_remove_stores().
583 Call vect_remove_stores() and free_stmt_vec_info().
585 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
587 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
588 TARGET_HPUX. Revise comment.
589 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
590 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
591 Use sr4 variant of `be' instruction when not generating PIC code.
592 (attr_length_call): Adjust for above change.
594 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
596 * ipa-reference.c (static_execute): Remove module_statics_const and
597 associated setting code.
599 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
603 predicate for operand 1.
604 (paritysi2_cmp): Use register_operand predicate for operand 2.
605 Use earlyclobber modifier for operand 1. Remove support for
607 (paritydi2_cmp): Use register_operand predicate for operand 3.
608 Use earlyclobber modifier for operand 1. Remove support for
611 2008-03-11 Paul Brook <paul@codesourcery.com>
612 Vladimir Prus <vladimir@codesourcery.com>
614 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
615 (arm_compute_save_reg0_reg12_mask): Always
616 check if register 11 must be saved. Always safe hard frame pointer
617 when frame_pointer_needeed.
618 (arm_compute_save_reg_mask): Save IP and PC
619 only with apcs frames.
620 (arm_output_epilogue): Adjust Thumb2 codepath to
621 be also invoked and work for ARM non-apcs frames.
622 (arm_expand_prologue): Don't bother saving IP
623 for non-apcs frame, since it's not clobbered by
624 prologue code. Implement non-apcs frame
627 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
629 PR rtl-optimization/35281
630 * expr.c (convert_move): Use a new pseudo for the intermediate
631 from_mode->word_mode result.
633 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
635 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
636 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
637 * toplev.c (compile_file): Don't call it.
639 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
642 * expr.c (store_expr): Call emit_block_move if the mode
643 of "temp" RTX is BLKmode.
645 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/31358
649 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
650 the step with a NULL_TREE.
651 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
652 to sizetype if type is a pointer type.
653 (add_candidate_1): Don't convert the base and step to
654 the generic type if the orginal type is a pointer type.
655 (add_iv_value_candidates): Use sizetype for the step
656 if type is a pointer type.
657 (cand_value_at): Likewise.
658 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
660 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
661 Don't convert the tem affine to the type.
662 (add_elt_to_tree): Use sizetype for the step if a pointer.
663 Use POINTER_PLUS_EXPR for pointers.
664 (aff_combination_to_tree): Use sizetype for the step if a
667 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
669 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
670 Remove commutativity hint.
672 2008-03-10 Jakub Jelinek <jakub@redhat.com>
676 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
677 errorneous type. Check that v is a VAR_DECL.
680 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
682 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
684 PR tree-optimization/35494
685 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
686 may be overriden at link and run time.
688 2008-03-10 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/34677
691 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
692 (poolify_tree): Likewise.
693 (modify_expr_template): Likewise.
694 (poolify_modify_stmt): Likewise.
695 (insert_fake_stores): Handle all component-ref style stores
696 in addition to INDIRECT_REF. Also handle complex types.
697 Do not poolify the inserted load.
698 (realify_fake_stores): Do not rebuild the tree but only
699 make it a SSA_NAME copy.
700 (init_pre): Remove initialzation of modify_expr_template.
701 Do not allocate modify_expr_node_pool.
702 (fini_pre): Do not free modify_expr_node_pool.
704 2008-03-10 Paul Brook <paul@codesourcery.com>
706 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
709 2008-03-10 Paul Brook <paul@codesourcery.com>
710 Mark Shinwell <shinwell@codesourcery.com>
712 * config/arm/cortex-r4.md: New.
713 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
715 * config/arm/arm.md: Include cortex-r4.md.
716 (insn): Add smmls, sdiv and udiv values.
717 (generic_sched): Don't use generic scheduling for Cortex-R4.
718 (arm_issue_rate): New function.
719 (TARGET_SCHED_ISSUE_RATE): Define.
721 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
723 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
725 2008-03-10 Richard Guenther <rguenther@suse.de>
727 * tree-ssa-pre.c (get_sccvn_value): Simplify.
728 (compute_avail): Do not add stmt uses to AVAIL_OUT.
730 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
732 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
735 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
737 * c.opt (Wsynth): Deprecate.
738 * doc/invoke.texi (Option Summary, Warning Options): Document
739 -Wno-format-contains-nul.
741 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
744 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
745 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
747 2008-03-09 Ira Rosen <irar@il.ibm.com>
749 * config/rs6000/rs6000.c (builtin_description): Rename vector
750 left shift operations.
751 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
752 (altivec_vsl<VI_char>): Rename to ...
753 (ashl<mode>3): ... new name.
754 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
756 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
758 2008-03-08 Richard Guenther <rguenther@suse.de>
760 * coverage.h (tree_coverage_counter_addr): Declare.
761 * coverage.c (tree_coverage_counter_addr): New function.
762 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
764 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
765 (tree_gen_one_value_profiler): Likewise.
766 (tree_gen_ic_profiler): Likewise.
767 (tree_gen_average_profiler): Likewise.
768 (tree_gen_ior_profiler): Likewise.
770 2008-03-08 Richard Guenther <rguenther@suse.de>
772 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
773 (vn_binary_op_insert): Likewise.
774 (vn_unary_op_lookup): Likewise.
775 (vn_unary_op_insert): Likewise.
776 (vn_nary_op_lookup): Declare.
777 (vn_nary_op_insert): Likewise.
778 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
779 and binary hashes, use a single obstack for unary_op_pool
781 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
782 a single struct vn_nary_op_s. Store tree code length and
783 a variable number of operands.
784 (struct vn_reference_op_struct): Remove unused op2.
785 (vn_reference_op_eq): Do not compare op2.
786 (vn_reference_op_compute_hash): Do not compute hash of op2.
787 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
788 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
789 with vn_nary_op_compute_hash.
790 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
791 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
793 (vn_unary_op_insert, vn_binary_op_insert): Replace with
795 (visit_unary_op): Call nary functions.
796 (visit_binary_op): Likewise.
797 (process_scc): Adjust for struct vn_tables_s changes.
798 (allocate_vn_table): Likewise.
799 (free_vn_table): Likewise.
800 * tree-vn.c (vn_add): Call nary functions.
801 (vn_lookup): Likewise.
803 2008-03-08 Jakub Jelinek <jakub@redhat.com>
806 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
807 wdst back after sync_compare_and_swapqhi_internal.
809 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386-modes.def (V1DI): New vector mode.
813 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
814 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
816 (MMXMODE): Add V1DI mode.
817 (mmxvecsize): Change DI mode to V1DI mode.
818 ("mov<mode>): Use MMXMODEI8 mode iterator.
819 ("*mov<mode>_internal_rex64"): Ditto.
820 ("*mov<mode>_internal"): Ditto.
821 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
822 ("mmx_sub<mode>3"): Ditto.
823 ("mmx_adddi3"): Remove insn pattern.
824 ("mmx_subdi3"): Ditto.
825 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
826 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
827 ("mmx_ashl<mode>3"): Ditto.
828 ("mmx_lshrdi3"): Remove insn pattern.
829 ("mmx_ashldi3"): Ditto.
830 * config/i386/i386.c (classify_argument): Handle V1DImode.
831 (function_arg_advance_32): Ditto.
832 (function_arg_32): Ditto.
833 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
834 mmx_addv1di3 insn pattern.
835 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
836 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
837 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
838 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
839 Remove definitions of built-in functions.
840 (V1DI_type_node): New node.
841 (v1di_ftype_v1di_int): Ditto.
842 (v1di_ftype_v1di_v1di): Ditto.
843 (v2si_ftype_v2si_si): Ditto.
844 (v4hi_ftype_v4hi_di): Remove node.
845 (v2si_ftype_v2si_di): Ditto.
846 (ix86_init_mmx_sse_builtins): Handle V1DImode.
847 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
848 Redefine builtins using def_builtin_const with *_ftype_*_int node.
849 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
850 Add new builtins using def_builtin_const.
851 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
852 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
853 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
854 * config/i386/mmintrin.h (__v1di): New typedef.
855 (_mm_add_si64): Cast arguments to __v1di type.
856 (_mm_sub_si64): Ditto.
857 (_mm_sll_pi16): Cast __count to __v4hi type.
858 (_mm_sll_pi32): Cast __count to __v2si type.
859 (_mm_sll_si64): Cast arguments to __v1di type.
860 (_mm_srl_pi16): Cast __count to __v4hi type.
861 (_mm_srl_pi32): Cast __count to __v2si type.
862 (_mm_srl_si64): Cast arguments to __v1di type.
863 (_mm_sra_pi16): Cast __count to __v4hi type.
864 (_mm_sra_pi32): Cast __count to __v2si type.
865 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
866 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
867 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
868 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
869 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
870 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
871 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
872 (_mm_srai_pi32): Use __builtin_ia32_psradi.
873 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
874 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
875 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
876 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
878 2008-03-07 Joseph Myers <joseph@codesourcery.com>
880 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
882 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
885 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
886 reg+const addressing for Altivec modes. Don't generate reg+reg
887 addressing for TFmode or TDmode quantities.
889 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
891 * c-common.c (vector_types_convertible_p): Call langhook
892 instead of comptypes.
894 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
897 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
898 integral and scalar float variables which have a
901 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
903 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
904 dwarf_register_span hook when emitting unwind information for
905 register-to-memory saves.
906 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
907 (rs6000_frame_related): Remove call to spe_synthesize_frame.
909 2008-03-06 Jakub Jelinek <jakub@redhat.com>
911 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
912 for the same VAR_DECL.
914 2008-03-06 Tom Tromey <tromey@redhat.com>
917 * doc/standards.texi (Standards): Don't mention treelang.
918 * doc/invoke.texi (Overall Options): Don't mention treelang.
919 * doc/install.texi (Prerequisites): Don't mention bison or
921 (Configuration): Don't mention treelang.
922 (Building): Likewise.
923 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
925 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
927 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
928 word-extractions out of a multi-word object.
930 2008-03-06 Richard Guenther <rguenther@suse.de>
932 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
933 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
934 result type and precision.
935 * expr.c (get_inner_reference): Set unsignedp based on the result
936 type of BIT_FIELD_REF.
937 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
938 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
939 (try_instantiate_multiple_fields): Likewise. Use the correct type
941 (sra_build_assignment): Likewise.
942 (sra_build_elt_assignment): Likewise.
943 (sra_explode_bitfield_assignment): Likewise.
944 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
945 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
946 set BIT_FIELD_REF_UNSIGNED.
947 (vectorizable_load): Likewise.
949 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
951 * cse.c (cse_extended_basic_block): Invalidate artificial defs
954 2008-03-06 Richard Guenther <rguenther@suse.de>
956 * alias.c (struct alias_set_entry): Move has_zero_child field
957 to pack with alias_set.
959 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
961 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
964 2008-03-05 Ian Lance Taylor <iant@google.com>
966 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
968 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
970 * fwprop.c (update_df): Support width and offset parameters of
972 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
973 global_conflicts): Change DF_REF_EXTRACT to either
974 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
975 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
976 * df-scan.c (df_ref_record, df_defs_record,
977 df_ref_create_structure, df_def_record_1, df_uses_record,
978 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
979 df_bb_refs_collect, df_entry_block_defs_collect,
980 df_exit_block_uses_collect): Support new width and offset fields.
981 (ref_extract_pool): New storage pool.
982 (df_free_ref): New function.
983 (df_reg_chain_unlink, df_free_collection_rec,
984 df_sort_and_compress_refs): Call df_free_ref.
985 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
987 (df_ref_create_structure): Allocate df_ref_extract if offset and
988 width fields are used.
989 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
990 (df_uses_record): Get offset and width from ZERO_EXTRACT
992 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
993 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
994 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
995 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
996 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
997 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
998 (df_ref_extract): New structure.
999 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1000 (df_ref_create): Add width and offset parameters.
1002 2008-03-05 Richard Guenther <rguenther@suse.de>
1004 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1005 Use ranges_overlap_p.
1006 (offset_overlaps_with_access): Rename
1007 to ranges_overlap_p and move ...
1008 * tree-flow-inline.h (ranges_overlap_p): ... here.
1010 * tree.h (get_inner_reference, handled_component_p): Update
1013 * tree.h (record_component_aliases, get_alias_set,
1014 alias_sets_conflict_p, alias_sets_must_conflict_p,
1015 objects_must_conflict_p): Move declarations ...
1016 * alias.h (record_component_aliases, get_alias_set,
1017 alias_sets_conflict_p, alias_sets_must_conflict_p,
1018 objects_must_conflict_p): ... here.
1019 Include coretypes.h.
1020 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1022 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1024 * cfg.c: Include tree-flow.h.
1025 (remove_edge_raw): Call redirect_edge_var_map_clear.
1026 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1027 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1028 (redirect_edge_var_map_result): New.
1029 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1030 PENDING_STMT use with redirect_edge_var_map_*.
1031 * tree-ssa.c (edge_var_maps): New definition.
1032 (redirect_edge_var_map_add): New.
1033 (redirect_edge_var_map_clear): New.
1034 (redirect_edge_var_map_dup): New.
1035 (redirect_edge_var_map_vector): New.
1036 (redirect_edge_var_map_destroy): New.
1037 (ssa_redirect_edge): Replace PENDING_STMT use with
1038 redirect_edge_var_map_*.
1039 (flush_pending_stmts): Same.
1040 (delete_tree_ssa): Destroy edge var map.
1041 * tree-flow.h (struct _edge_var_map): New.
1042 Define edge_var_map vector type.
1043 Declare redirect_edge_var_map_* prototypes.
1044 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1045 * tree-cfg.c (reinstall_phi_args): Replace
1046 PENDING_STMT use with redirect_edge_var_map_*.
1048 2008-03-05 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/35472
1051 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1052 whose single use_stmt has a overlapping set of loaded and
1053 stored symbols as that use_stmt might be a noop assignment then.
1055 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1057 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1059 2008-03-05 Richard Guenther <rguenther@suse.de>
1062 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1063 should be constants.
1064 * tree-cfg.c (verify_expr): Verify it.
1065 * fold-const.c (fold_truthop): Remove code generating
1066 BIT_FIELD_REFs of structure bases.
1067 (fold_binary): Likewise.
1068 (fold_ternary): Position and size of BIT_FIELD_REFs are
1069 always host integers.
1070 (make_bit_field_ref): Remove.
1071 (optimize_bit_field_compare): Remove.
1072 (all_ones_mask_p): Remove.
1074 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1077 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1078 (split_block_and_df_analyze): New. Split basic block and rebuild
1080 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1082 (split_pattern_seq): Likewise.
1083 (erase_matching_seqs): Likewise.
1084 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1086 2008-03-04 Geoff Keating <geoffk@apple.com>
1088 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1089 declaration and code.
1090 (tree_invalid_nonnegative_warnv_p): Likewise.
1092 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1094 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1095 examples. Truncate option-names then causing overfull hbox.
1097 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1100 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1102 * configure: Rebuilt.
1104 2008-03-04 Rafael Espindola <espindola@google.com>
1106 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1107 (tree_unary_nonnegative_warnv_p): New.
1108 (tree_binary_nonnegative_warnv_p): New.
1109 (tree_single_nonnegative_warnv_p): New.
1110 (tree_invalid_nonnegative_warnv_p): New.
1111 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1113 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1116 * opts.c (handle_option): Postpone 'unknown option' errors only for
1119 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1122 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1125 2008-03-04 Rafael Espindola <espindola@google.com>
1127 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1128 (tree_binary_nonzero_warnv_p): New.
1129 (tree_single_nonzero_warnv_p): New.
1130 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1132 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1135 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1136 transformations for modes that have signed zeros.
1137 * ifcvt.c (noce_try_abs): Ditto.
1139 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1141 * config/i386/i386.c (override_options): Force
1142 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1144 2008-03-04 Jan Hubicka <jh@suse.cz>
1147 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1150 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1152 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1153 label to probe the stack.
1155 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1157 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1158 (__gthr_win32_mutex_destroy): Declare.
1159 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1160 __gthr_win32_mutex_destroy.
1161 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1163 2008-03-03 Jan Hubicka <jh@suse.cz>
1166 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1167 aggressive on inlining cold calls.
1169 2008-03-03 Richard Guenther <rguenther@suse.de>
1171 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1172 struct copies into the expression table.
1173 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1174 (try_to_simplify): Likewise.
1175 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1176 integral and pointer arguments which do not change the
1177 precision to NOP_EXPRs.
1178 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1179 VIEW_CONVERT_EXPR case.
1181 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1183 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1184 defined in a loop at depth 0 is invariant.
1185 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1186 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1187 be called at loop depth 0.
1189 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1192 * gcc.c (process_command): Update copyright notice dates.
1193 * gcov.c (print_version): Likewise.
1194 * gcov-dump.c (print_version): Likewise.
1195 * mips-tfile.c (main): Likewise.
1196 * mips-tdump.c (main): Likewise.
1198 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1201 * c-common.c (flag_permissive): Delete.
1202 (constant_expression_warnings): Check flags first.
1203 (constant_expression_error): New.
1204 * c-common.h (flag_permissive): Delete.
1205 (constant_expression_error): Declare.
1206 * flags.h (flag_permissive): Declare. Update description.
1207 * diagnostic.c (pedwarn): Update.
1209 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1210 (permissive_error_kind): New.
1211 * toplev.c (flag_permissive): Define. Update description.
1212 * toplev.h (permissive_error_kind): Declare.
1213 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1214 (pedwarn_c90): Use pedantic_warning_kind.
1215 * c-opts.c (c_common_post_options): flag_permissive does not affect
1216 flag_pedantic_errors.
1218 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1220 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1221 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1222 __absvsi2, __absvDI2): Use unsigned arithmetic.
1224 2008-03-02 Andi Kleen <ak@suse.de>
1225 Richard Guenther <rguenther@suse.de>
1227 * struct-equiv.c: Remove file.
1228 * cfg_cleanup.c (condjump_equiv_p): Remove.
1229 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1230 (struct-equiv.o): Remove rule.
1231 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1232 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1233 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1235 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1237 * ifcvt.c (noce_process_if_block): Try to handle only the then
1238 block if the else block exists but isn't suitable.
1240 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1243 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1244 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1245 regression from previous patch.
1247 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1250 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1252 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1253 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1254 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1255 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1256 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1257 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1258 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1259 (__gthread_mutex_destroy_function): Rename to
1260 __gthread_mutex_destroy.
1261 * gthr-dce.h (__gthread_mutex_destroy): Call
1262 pthread_mutex_destroy.
1263 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1264 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1265 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1267 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1269 * df-scan.c (df_ref_chain_change_bb): Simplify.
1270 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1271 set_block_for_insn if there's any change.
1272 * df.h ((df_insn_change_bb): Fix prototype.
1273 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1274 df_insn_change_bb, don't call set_block_for_insn.
1275 * emit-rtl.c (reorder_insns): Likewise.
1276 * haifa-sched.c (move_insn): Likewise.
1278 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1280 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1282 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1284 * tree-flow-inline.h (next_readonly_imm_use): Return
1285 NULL_USE_OPERAND_P after the end.
1287 2008-03-01 Richard Guenther <rguenther@suse.de>
1289 PR tree-optimization/35411
1290 * tree-sra.c (sra_build_assignment): Split conversion to
1291 final type to a separate statement if we are not assigning
1294 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1296 * fold-const.c (fold_convertible_p): Correct the logic to follow
1297 that in fold_convert().
1299 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1302 * tree-inline.c (build_duplicate_type): When we make a
1303 duplicate type, make it unique in the canonical types system.
1305 2008-02-29 Tom Tromey <tromey@redhat.com>
1307 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1308 input_file_stack_history, input_file_stack_restored): Remove.
1309 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1310 * input.h (struct file_stack): Remove.
1311 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1312 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1314 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1316 (diagnostic_last_module_changed): Add 'map' argument.
1317 (diagnostic_set_last_function): Likewise.
1318 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1319 line map, not input_file_stack.
1320 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1322 2008-02-29 Paul Brook <paul@codesourcery.com>
1324 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1326 2008-02-29 Paul Brook <paul@codesourcery.com>
1328 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1330 2008-02-29 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1334 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1335 value for comparing for a store match.
1336 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1337 (try_to_simplify): Do not do a full-blown reference lookup.
1339 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1341 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1342 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1344 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1346 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1348 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1349 strides against cache sizes.
1351 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1353 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1356 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1358 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1359 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1360 is smaller than the original promoted value.
1361 (simplify_subreg): If OP is a SUBREG, try to preserve its
1362 SUBREG_PROMOTED_VAR_P information.
1364 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1366 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1367 (VN_INFO_GET): Allocate new objects on the obstack.
1368 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1369 for rpo_numbers_temp, for consistency.
1370 (free_scc_vn): Free the obstack.
1372 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1374 * doc/invoke.texi: Document -ftree-loop-distribution.
1375 * tree-loop-distribution.c: New.
1376 * tree-pass.h (pass_loop_distribution): New.
1377 * graphds.h (struct graph): Add htab_t indices.
1378 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1379 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1380 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1381 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1382 * tree-data-ref.c (debug_data_dependence_relations): New.
1383 (dump_data_dependence_relation): Also print data references.
1384 (free_data_ref): Extern.
1385 (same_access_functions): Moved...
1386 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1387 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1388 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1389 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1390 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1391 (stmts_from_loop): Skip LABEL_EXPR.
1392 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1394 (build_rdg): Initialize rdg->indices htab.
1395 (free_rdg, stores_from_loop, ref_base_address,
1396 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1397 have_similar_memory_accesses_1, ref_base_address_1,
1398 remove_similar_memory_refs): New.
1399 * tree-data-ref.h: Depend on tree-chrec.h.
1400 (debug_data_dependence_relations, free_data_ref): Declared.
1401 (same_access_functions): ... here.
1402 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1404 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1405 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1406 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1407 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1408 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1409 rdg_vertex_for_stmt): Declared.
1410 (struct rdg_edge): Add level.
1412 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1413 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1415 (rdg_has_similar_memory_accesses): New.
1416 * tree-vect-analyze.c: Remove unused static decls.
1417 * lambda.h (dependence_level): New.
1418 * common.opt (ftree-loop-distribution): New.
1419 * tree-flow.h (mark_virtual_ops_in_bb,
1420 slpeel_tree_duplicate_loop_to_edge_cfg,
1421 rename_variables_in_loop): Declared.
1422 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1423 (OBJS-common): Add tree-loop-distribution.o.
1424 (tree-loop-distribution.o): New rule.
1425 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1426 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1427 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1429 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1432 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1433 other than structures and unions.
1435 2008-02-28 Richard Guenther <rguenther@suse.de>
1438 2008-02-26 Richard Guenther <rguenther@suse.de>
1440 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1441 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1442 (lookup_decl_from_uid): Declare.
1443 (remove_decl_from_map): Likewise.
1444 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1445 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1446 (decl_for_uid_map): New global hashtable mapping DECL_UID
1448 (init_ttree): Allocate it.
1449 (insert_decl_to_uid_decl_map): New helper function.
1450 (make_node_stat): Insert new decls into the map.
1451 (copy_node_stat): Likewise.
1452 (lookup_decl_from_uid): New function.
1453 (remove_decl_from_map): Likewise.
1454 (print_decl_for_uid_map_statistics): New helper.
1455 (dump_tree_statistics): Call it.
1457 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1458 (referenced_var_iterator): Adjust.
1459 (FOR_EACH_REFERENCED_VAR): Adjust.
1460 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1461 (num_referenced_vars): Adjust.
1462 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1463 (first_referenced_var): Remove.
1464 (end_referenced_vars_p): Likewise.
1465 (next_referenced_var): Likewise.
1466 (referenced_var_iterator_set): New helper function.
1467 * tree-dfa.c (referenced_var_lookup): Adjust.
1468 (referenced_var_check_and_insert): Likewise.
1469 (remove_referenced_var): Likewise.
1470 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1471 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1472 (verify_call_clobbering): Likewise.
1473 (verify_memory_partitions): Likewise.
1474 (init_tree_ssa): Allocate bitmap instead of hashtable for
1476 (delete_tree_ssa): Adjust.
1477 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1478 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1479 (compute_tag_properties): Likewise.
1480 (set_initial_properties): Likewise.
1481 (find_partition_for): Likewise.
1482 (update_reference_counts): Likewise.
1483 (dump_may_aliases_for): Likewise.
1484 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1485 (add_call_clobber_ops): Likewise.
1486 (add_call_read_ops): Likewise.
1487 (get_asm_expr_operands): Likewise.
1488 * tree-into-ssa.c (dump_decl_set): Likewise.
1489 (update_ssa): Likewise.
1490 * tree-sra.c (scan_function): Likewise.
1491 (decide_instantiations): Likewise.
1492 (scalarize_parms): Likewise.
1493 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1494 (dsa_named_for): Likewise.
1495 * tree-ssa-structalias.c (update_alias_info): Likewise.
1496 (merge_smts_into): Likewise.
1498 2008-02-27 David Daney <ddaney@avtrex.com>
1501 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1502 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1503 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1504 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1505 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1507 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1510 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1511 (BUILT_IN_NEXTTOWARD): Remove.
1512 (BUILT_IN_NEXTTOWARDF): Ditto.
1513 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1514 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1516 2008-02-27 Tom Tromey <tromey@redhat.com>
1518 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1519 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1521 2008-02-27 Jan Beulich <jbeulich@novell.com>
1523 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1524 update the respective field on newdecl.
1526 2008-02-27 Revital Eres <eres@il.ibm.com>
1528 PR rtl-optimization/34999
1529 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1530 crossing edges that ends with a call insn.
1531 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1532 call insn and clear the EDGE_CROSSING flag of the crossing edge
1533 when fixing fallthru edges.
1535 2008-02-27 Richard Guenther <rguenther@suse.de>
1538 * fold-const.c (fold_unary): Return the correct argument,
1539 converted to the result type.
1541 2008-02-27 Richard Guenther <rguenther@suse.de>
1544 * expr.c (expand_expr_real_1): Assert on rotates that operate
1546 * fold-const.c (fold_binary): Use the types precision, not the
1547 bitsize of the mode if folding rotate expressions. Build rotates
1548 only for full modes.
1550 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1552 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1554 * c-pragma.c (pragma_ns_name): New typedef.
1555 (registered_pp_pragmas): New variable.
1556 (c_pp_lookup_pragma): New function.
1557 (c_register_pragma_1): If flag_preprocess_only, do nothing
1558 for non-expanded pragmas, for expanded ones push pragma's
1559 namespace and name into registered_pp_pragmas vector.
1560 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1561 flag_preprocess_only, don't register GCC pch_preprocess
1562 pragma if flag_preprocess_only.
1563 * c-opts.c (c_common_init): Call init_pragma even if
1564 flag_preprocess_only.
1565 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1566 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1567 cpp_register_pragma if flag_preprocess_only.
1569 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1572 * c-parser.c (c_parser_translation_unit): Warn for empty
1573 translation unit, not empty source file.
1575 2008-02-26 Paul Brook <paul@codesourcery.com>
1577 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1578 operand for Thumb-2.
1579 * config/arm/arm.h (reg_class): Add CORE_REGS.
1580 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1581 (BASE_REG_CLASS): Use CORE_REGS.
1582 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1583 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1584 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1585 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1586 ARM_REGNO_OK_FOR_INDEX_P.
1587 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1588 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1589 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1590 (ldm/stm peepholes): Ditto.
1591 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1592 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1593 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1594 * config/arm/constraints.md: Enable "k" constraint on ARM.
1596 2008-02-27 Ben Elliston <bje@au.ibm.com>
1598 * config/rs6000/rs6000.c: Annotate cache line size field in all
1599 instances of struct processor_costs.
1601 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1603 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1604 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1605 jump_bypass): New counters.
1606 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1607 * dce.c (gate_ud_dce): Same.
1608 (gate_fast_dce): Same.
1609 * dse.c (gate_dse1): New function.
1610 (gate_dse2): New function.
1611 (gate_dse): Merge results of new gate functions.
1612 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1613 (gate_handle_jump_bypass): Add dbg_cnt.
1614 (gate_handle_gcse): Add dbg_cnt.
1615 * ifcvt.c (gate_handle_if_conversion): Same.
1616 (gate_handle_if_after_combine): Same.
1617 (gate_handle_if_after_reload): Same.
1618 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1620 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1622 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1624 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1626 2008-02-26 Jason Merrill <jason@redhat.com>
1629 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1630 alone if it's the naming decl for the type's main variant.
1632 2008-02-26 Tom Tromey <tromey@redhat.com>
1634 * system.h (USE_MAPPED_LOCATION): Poison.
1635 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1636 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1637 (make_goto_expr_edges): Likewise.
1638 (remove_bb): Likewise.
1639 (execute_warn_function_return): Likewise.
1640 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1642 * c-common.c (fname_decl): Remove old location code.
1643 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1645 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1647 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1648 (gen_rtx_ASM_INPUT): Likewise.
1649 (gen_rtx_ASM_INPUT_loc): Likewise.
1650 (get_rtx_asm_OPERANDS): Remove.
1651 * cfglayout.c (insn_locators_alloc): Remove old location code.
1652 (set_curr_insn_source_location): Likewise.
1653 (curr_insn_locator): Likewise.
1654 * print-tree.c (print_node): Remove old location code.
1655 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1656 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1657 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1658 location_from_locus.
1659 (construct_exit_block): Remove old location code.
1660 * emit-rtl.c (force_next_line_note): Remove old location code.
1661 * profile.c (branch_prob): Remove old location code.
1662 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1663 LOC_LINE): Remove old-location variants.
1664 * langhooks.c (lhd_print_error_function): Remove old location
1666 * configure, config.in: Rebuilt.
1667 * configure.ac (--enable-mapped-location): Remove.
1668 * c-decl.c (c_init_decl_processing): Remove old location code.
1669 (finish_function): Likewise.
1670 * recog.c (decode_asm_operands): Remove old location code.
1671 * c-pch.c (c_common_read_pch): Remove old location code.
1672 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1674 * gimple-low.c (lower_function_body): Remove old location code.
1675 * toplev.c (unknown_location): Remove.
1676 (push_srcloc): Remove old-location variant.
1677 (process_options): Remove old location code.
1678 (lang_dependent_init): Likewise.
1679 * input.h (UNKNOWN_LOCATION): Move definition.
1680 (location_t): Undeprecate.
1681 (source_locus): Remove.
1682 (location_from_locus): Remove.
1683 (struct location_s): Remove.
1684 Remove all old-location code.
1685 (input_line, input_filename): Remove.
1686 * final.c (final_scan_insn): Remove old location code.
1687 * diagnostic.c (diagnostic_build_prefix): Remove
1688 USE_MAPPED_LOCATION test.
1689 * tree.h (gimple_stmt) <locus>: Now a location_t.
1690 (tree_exp) <locus>: Likewise.
1691 (DECL_IS_BUILTIN): Remove old-location variant.
1692 (annotate_with_file_line, annotate_with_locus): Likewise.
1693 (expr_locus, set_expr_locus): Update.
1694 * tree.c (build1_stat): Remove old location code.
1695 (last_annotated_node): Remove.
1696 (annotate_with_file_line): Remove old-location variant.
1697 (annotate_with_locus): Likewise.
1698 (expr_location): Remove old location code.
1699 (set_expr_location): Likewise.
1700 (expr_has_location): Likewise.
1701 (expr_locus): Likewise.
1702 (set_expr_locus): Likewise.
1703 (expr_filename): Don't use location_from_locus.
1704 (expr_lineno): Likewise.
1705 * rtl-error.c (location_for_asm): Remove old location code.
1706 * c-lex.c (cb_line_change): Remove old location code.
1707 (fe_file_change): Likewise.
1708 (cb_def_pragma): Likewise.
1709 (c_lex_with_flags): Likewise.
1710 * gengtype.c (do_typedef): Don't special-case location types.
1711 (define_location_structures): Remove.
1712 (main): Don't call define_location_structures.
1713 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1716 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1719 * builtins.def (BUILT_IN_STDARG_START): Remove.
1720 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1721 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1722 * tree-inline.c (inline_forbidden_p_1): Likewise.
1724 2008-02-26 Richard Guenther <rguenther@suse.de>
1726 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1727 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1728 (lookup_decl_from_uid): Declare.
1729 (remove_decl_from_map): Likewise.
1730 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1731 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1732 (decl_for_uid_map): New global hashtable mapping DECL_UID
1734 (init_ttree): Allocate it.
1735 (insert_decl_to_uid_decl_map): New helper function.
1736 (make_node_stat): Insert new decls into the map.
1737 (copy_node_stat): Likewise.
1738 (lookup_decl_from_uid): New function.
1739 (remove_decl_from_map): Likewise.
1740 (print_decl_for_uid_map_statistics): New helper.
1741 (dump_tree_statistics): Call it.
1743 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1744 (referenced_var_iterator): Adjust.
1745 (FOR_EACH_REFERENCED_VAR): Adjust.
1746 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1747 (num_referenced_vars): Adjust.
1748 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1749 (first_referenced_var): Remove.
1750 (end_referenced_vars_p): Likewise.
1751 (next_referenced_var): Likewise.
1752 (referenced_var_iterator_set): New helper function.
1753 * tree-dfa.c (referenced_var_lookup): Adjust.
1754 (referenced_var_check_and_insert): Likewise.
1755 (remove_referenced_var): Likewise.
1756 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1757 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1758 (verify_call_clobbering): Likewise.
1759 (verify_memory_partitions): Likewise.
1760 (init_tree_ssa): Allocate bitmap instead of hashtable for
1762 (delete_tree_ssa): Adjust.
1763 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1764 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1765 (compute_tag_properties): Likewise.
1766 (set_initial_properties): Likewise.
1767 (find_partition_for): Likewise.
1768 (update_reference_counts): Likewise.
1769 (dump_may_aliases_for): Likewise.
1770 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1771 (add_call_clobber_ops): Likewise.
1772 (add_call_read_ops): Likewise.
1773 (get_asm_expr_operands): Likewise.
1774 * tree-into-ssa.c (dump_decl_set): Likewise.
1775 (update_ssa): Likewise.
1776 * tree-sra.c (scan_function): Likewise.
1777 (decide_instantiations): Likewise.
1778 (scalarize_parms): Likewise.
1779 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1780 (dsa_named_for): Likewise.
1781 * tree-ssa-structalias.c (update_alias_info): Likewise.
1782 (merge_smts_into): Likewise.
1784 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1787 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1788 * c-opts.c (c_common_handle_option): Wall enables
1789 Wvolatile-register-var.
1790 * common.opt: Move Wvolatile-register-var to...
1793 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1795 * common.opt (Wlarger-than=): New.
1796 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1798 * opts.c (common_handle_option): Handle -Wlarger-than=.
1799 * optc-gen.awk: Likewise.
1800 * opth-gen.awk: Likewise.
1801 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1802 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1804 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1806 * c-common.c (match_case_to_enum_1): Add appropriate
1807 OPT_W* parameter to warning.
1808 (c_do_switch_warnings): Likewise.
1809 * c-typeck.c (warning_init): Add one more parameter following
1811 (push_init_level): Update call to warning_init.
1812 (pop_init_level): Likewise.
1813 (add_pending_init): Likewise.
1814 (output_init_element: Likewise.
1816 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1819 * toplev.c (toplev_main): If there are warnings or error, print
1820 errors for ignored options.
1821 * opts.c (ignored_options): New static variable.
1822 (postpone_unknown_option_error): New.
1823 (print_ignored_options): New.
1824 (handle_option): Postpone errors for unknown -Wno-* options.
1825 * opts.h (print_ignored_options): Declare.
1827 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1829 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1832 2008-02-25 Richard Guenther <rguenther@suse.de>
1835 2008-02-25 Richard Guenther <rguenther@suse.de>
1837 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1838 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1839 (lookup_decl_from_uid): Declare.
1840 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1841 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1842 (decl_for_uid_map): New global hashtable mapping DECL_UID
1844 (init_ttree): Allocate it.
1845 (insert_decl_to_uid_decl_map): New helper function.
1846 (make_node_stat): Insert new decls into the map.
1847 (copy_node_stat): Likewise.
1848 (lookup_decl_from_uid): New function.
1849 (print_decl_for_uid_map_statistics): New helper.
1850 (dump_tree_statistics): Call it.
1852 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1853 (referenced_var_iterator): Adjust.
1854 (FOR_EACH_REFERENCED_VAR): Adjust.
1855 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1856 (num_referenced_vars): Adjust.
1857 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1858 (first_referenced_var): Remove.
1859 (end_referenced_vars_p): Likewise.
1860 (next_referenced_var): Likewise.
1861 (referenced_var_iterator_set): New helper function.
1862 * tree-dfa.c (referenced_var_lookup): Adjust.
1863 (referenced_var_check_and_insert): Likewise.
1864 (remove_referenced_var): Likewise.
1865 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1866 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1867 (verify_call_clobbering): Likewise.
1868 (verify_memory_partitions): Likewise.
1869 (init_tree_ssa): Allocate bitmap instead of hashtable for
1871 (delete_tree_ssa): Adjust.
1872 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1873 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1874 (compute_tag_properties): Likewise.
1875 (set_initial_properties): Likewise.
1876 (find_partition_for): Likewise.
1877 (update_reference_counts): Likewise.
1878 (dump_may_aliases_for): Likewise.
1879 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1880 (add_call_clobber_ops): Likewise.
1881 (add_call_read_ops): Likewise.
1882 (get_asm_expr_operands): Likewise.
1883 * tree-into-ssa.c (dump_decl_set): Likewise.
1884 (update_ssa): Likewise.
1885 * tree-sra.c (scan_function): Likewise.
1886 (decide_instantiations): Likewise.
1887 (scalarize_parms): Likewise.
1888 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1889 (dsa_named_for): Likewise.
1890 * tree-ssa-structalias.c (update_alias_info): Likewise.
1891 (merge_smts_into): Likewise.
1893 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1896 * doc/invoke.texi (-fcx-limited-range): Document new option.
1897 * toplev.c (process_options): Handle -fcx-fortran-rules.
1898 * common.opt: Add documentation for -fcx-fortran-rules.
1900 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1903 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1904 actual behaviour and C99.
1906 2008-02-26 Ben Elliston <bje@au.ibm.com>
1908 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1909 (ASM_CPU_POWER6_SPEC): Likewise.
1910 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1911 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1912 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1914 2008-02-25 Richard Guenther <rguenther@suse.de>
1916 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1917 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1918 (lookup_decl_from_uid): Declare.
1919 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1920 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1921 (decl_for_uid_map): New global hashtable mapping DECL_UID
1923 (init_ttree): Allocate it.
1924 (insert_decl_to_uid_decl_map): New helper function.
1925 (make_node_stat): Insert new decls into the map.
1926 (copy_node_stat): Likewise.
1927 (lookup_decl_from_uid): New function.
1928 (print_decl_for_uid_map_statistics): New helper.
1929 (dump_tree_statistics): Call it.
1931 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1932 (referenced_var_iterator): Adjust.
1933 (FOR_EACH_REFERENCED_VAR): Adjust.
1934 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1935 (num_referenced_vars): Adjust.
1936 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1937 (first_referenced_var): Remove.
1938 (end_referenced_vars_p): Likewise.
1939 (next_referenced_var): Likewise.
1940 (referenced_var_iterator_set): New helper function.
1941 * tree-dfa.c (referenced_var_lookup): Adjust.
1942 (referenced_var_check_and_insert): Likewise.
1943 (remove_referenced_var): Likewise.
1944 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1945 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1946 (verify_call_clobbering): Likewise.
1947 (verify_memory_partitions): Likewise.
1948 (init_tree_ssa): Allocate bitmap instead of hashtable for
1950 (delete_tree_ssa): Adjust.
1951 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1952 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1953 (compute_tag_properties): Likewise.
1954 (set_initial_properties): Likewise.
1955 (find_partition_for): Likewise.
1956 (update_reference_counts): Likewise.
1957 (dump_may_aliases_for): Likewise.
1958 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1959 (add_call_clobber_ops): Likewise.
1960 (add_call_read_ops): Likewise.
1961 (get_asm_expr_operands): Likewise.
1962 * tree-into-ssa.c (dump_decl_set): Likewise.
1963 (update_ssa): Likewise.
1964 * tree-sra.c (scan_function): Likewise.
1965 (decide_instantiations): Likewise.
1966 (scalarize_parms): Likewise.
1967 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1968 (dsa_named_for): Likewise.
1969 * tree-ssa-structalias.c (update_alias_info): Likewise.
1970 (merge_smts_into): Likewise.
1972 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1975 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1976 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1977 * alias.h (nonoverlapping_memrefs_p): Likewise.
1979 2008-02-25 Jan Beulich <jbeulich@novell.com>
1981 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1982 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1983 __emultls_get_address, __emultls_register_common,
1984 __floatundi?f, and _Unwind_GetIPInfo.
1985 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1986 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1987 (gen_regparm_prefix): Likewise.
1988 (i386_nlm_encode_section_info): Sync with
1989 config/i386/winnt.c:i386_pe_encode_section_info().
1990 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1991 i386_nlm_mangle_decl_assembler_name): New.
1992 (netware_override_options): New.
1993 * config/i386/netware.h (netware_override_options): Declare.
1994 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1995 (i386_nlm_mangle_decl_assembler_name): Declare.
1996 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1998 2008-02-25 Ben Elliston <bje@au.ibm.com>
2001 * c-decl.c (grokdeclarator): Remove unused local variables
2002 `typedef_type' and `type_as_written'.
2004 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2005 unused local variable `has_hot_blocks'.
2006 (fix_crossing_conditional_branches): Remove unused local variable
2009 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2012 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2013 using DEF_C99_BUILTIN.
2014 (BUILT_IN_NANF): Ditto.
2015 (BUILT_IN_NANL): Ditto.
2017 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2018 Revital Eres <eres@il.ibm.com>
2020 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2021 regarding the order of two dependent insns in the same row.
2023 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2025 * stor-layout.c (layout_decl): Do not bump the alignment of a
2026 bit-field to more than byte alignment if it is packed.
2028 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2030 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2033 2008-02-24 Diego Novillo <dnovillo@google.com>
2035 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2038 * tree-vrp.c (vrp_evaluate_conditional): With
2039 -Wtype-limits, emit a warning when comparing against a
2040 constant outside the natural range of OP0's type.
2041 * c.opt (Wtype-limits): Move ...
2042 * common.opt (Wtype-limits): ... here.
2044 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2046 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2047 * config/rs6000/e300c2c3.md: New file.
2048 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2050 (rs6000_override_options): Add e300c2 and e300c3 cases to
2051 processor_target_table. Do not allow usage of Altivec or Spe
2052 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2053 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2054 * config/rs6000/rs6000.h (processor_type): Add
2055 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2056 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2057 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2058 and ppce300c3. Include e300c2c3.md.
2060 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2062 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2063 instead of TARGET_STRICT_ALIGN.
2065 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2067 * explow.c (memory_address): Assert that the generated address is
2070 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2073 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2074 * config/darwin-ppc-ldouble-patch.def: New file.
2075 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2076 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2077 SUBTARGET_INIT_BUILTINS if defined.
2078 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2081 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2084 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2085 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2087 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2090 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2091 file" warning condtional on -Winvalid-PCH.
2093 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2095 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2097 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2102 prevent reload from using MMX registers.
2103 (*mov<mode>_internal): Ditto.
2104 (*movv2sf_internal_rex64): Ditto.
2105 (*movv2sf_internal): Ditto.
2107 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2109 PR documentation/31569
2110 * doc/install.texi2html: Use makeinfo --no-number-sections.
2112 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2114 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2115 ensure that we can address an entire entity > 8 bytes. Don't
2116 generate reg+reg addressing for such data.
2118 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2120 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2121 strings when optimizing for size, unless the target cares about
2124 2008-02-22 Tom Tromey <tromey@redhat.com>
2126 * regclass.c (current_pass): Remove declaration.
2128 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2130 * config/avr/libgcc.S (__RAMPZ__): Define.
2131 (__do_copy_data): Add for devices with 128KB code memory.
2133 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2135 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2137 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2139 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2141 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2144 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2147 * c-typeck.c (build_binary_op): Warn about floating point
2148 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2150 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2153 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2154 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2156 (rs6000_override_options): Set altivec_abi as default, not override,
2157 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2158 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2159 is used; use new member spe_abi.
2160 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2161 spe_abi and altivec_abi.
2163 2008-02-22 Tomas Bily <tbily@suse.cz>
2165 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2167 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2170 * config.build (build_file_translate): Set to `CMD //c' only if
2172 * Makefile.in (build_file_translate): Improve comment.
2174 2008-02-21 Jan Hubicka <jh@suse.cz>
2176 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2177 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2178 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2180 2008-02-21 Michael Matz <matz@suse.de>
2183 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2185 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2187 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2188 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2190 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2191 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2192 SSE_VEC_FLOAT_MODE_P as insn constraint.
2193 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2194 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2195 sse4a_movntdf using MODEF mode iterator.
2196 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2197 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2198 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2199 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2200 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2201 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2202 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2204 2008-02-21 Richard Guenther <rguenther@suse.de>
2206 * tree.def (PAREN_EXPR): New tree code.
2207 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2209 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2210 * expr.c (expand_expr_real_1): Likewise.
2211 * tree-inline.c (estimate_num_insns_1): Likewise.
2212 * tree-complex.c (expand_complex_move): Likewise.
2213 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2216 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2219 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2221 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2224 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2226 * config/sh/sh.c (find_barrier): Don't go past
2227 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2229 2008-02-20 DJ Delorie <dj@redhat.com>
2231 * config/h8300/h8300.md (insv): Force source operand to be a register.
2233 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2234 as a jump, not as a plain insn.
2236 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2238 * doc/invoke.texi (Warning Options): Add new option
2239 -Wframe-larger-than=.
2240 (-Wframe-larger-than): Document.
2242 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2243 Add declarations for new option variables.
2245 * final.c (final_start_function): Check the frame size
2246 before emission and issue a Wframe-larger-than warning.
2248 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2249 Add definitions for new option variables.
2250 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2252 * common.opt (Wframe-larger-than=): New option.
2254 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2256 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2257 (<sse>_div<mode>3): Ditto.
2258 (<sse>_vmdiv<mode>3): Ditto.
2259 (<sse>_vmsqrt<mode>2): Ditto.
2260 (*smax<mode>3): Ditto.
2261 (sse5_frcz<mode>2): Ditto.
2262 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2265 2008-02-20 Richard Guenther <rguenther@suse.de>
2268 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2269 be happy with INTEGRAL_TYPE_P.
2271 2008-02-20 Richard Guenther <rguenther@suse.de>
2273 * fold-const.c (split_tree): Associate floatig-point expressions
2274 if flag_associative_math is set.
2276 2008-02-20 Richard Guenther <rguenther@suse.de>
2278 * tree.h (fold_real_zero_addition_p): Declare.
2279 * fold-const.c (fold_real_zero_addition_p): Export.
2280 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2281 floating-point operations with zero and one.
2283 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2285 * doc/install.texi: Correct references to CFLAGS, replacing them
2286 with BOOT_CFLAGS. Document flags used during bootstrap for
2289 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2292 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2293 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2295 (smin<mode>3): Ditto from similar patterns.
2296 (smax<mode>3): Ditto.
2297 (*ieee_smin<mode>3): Ditto.
2298 (*ieee_smax<mode>3): Ditto.
2299 * config/i386/sse.md (sse): New mode attribute.
2300 (mov<mode>): Macroize expander from movv4sf and movv2df using
2301 SSEMODEF2P mode iterator.
2302 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2303 SSE_VEC_FLOAT_MODE_P as insn constraint.
2304 (storent<mode>): Ditto.
2305 (storent<mode>): Macroize expander from storentsf and storentdf using
2306 MODEF mode iterator.
2307 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2308 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2309 (abs<mode>2): Ditto from similar patterns.
2310 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2311 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2312 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2313 (<sse>_vmsqrt<mode>2): Ditto.
2314 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2315 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2316 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2317 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2318 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2319 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2320 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2322 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2323 iterator and SSE_FLOAT_MODE_P as insn constraint.
2324 (<sse>_ucomi): Ditto from similar patterns.
2325 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2326 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2327 SSE_VEC_FLOAT_MODE_P as insn constraint.
2328 (vcond<mode>): Ditto from similar patterns.
2329 (and<mode>3, *and<mode>3): Ditto.
2330 (<sse>_nand<mode>3): Ditto.
2331 (ior<mode>3, *ior<mode>3): Ditto.
2332 (xor<mode>3, *xor<mode>3): Ditto.
2333 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2334 iterator and SSE_FLOAT_MODE_P as insn constraint.
2335 (*nand<mode>3): Ditto from similar patterns.
2336 (*ior<mode>3): Ditto.
2337 (*xor<mode>3): Ditto.
2339 2008-02-20 Ira Rosen <irar@il.ibm.com>
2341 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2342 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2343 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2345 2008-02-19 Jan Hubicka <jh@suse.cz>
2347 * predict.c (tree_bb_level_predictions): Remove variable next
2348 mistakely introduced by previous commit.
2350 2008-02-19 Jan Hubicka <jh@suse.cz>
2352 * predict.c (predict_paths_leading_to): Rewrite.
2353 (predict_paths_for_bb): New.
2354 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2356 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2359 * Makefile.in (build_file_translate): New.
2360 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2361 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2362 * configure.ac (build_file_translate): Substitute it.
2363 * configure: Regenerate.
2365 2008-02-19 Jan Hubicka <jh@suse.cz>
2367 PR rtl-optimization/34408
2368 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2371 2008-02-19 Jan Hubicka <jh@suse.cz>
2374 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2377 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2380 * config/i386/i386-modes.def: Revert the last DI alignment
2381 change until Ada people can look into it.
2383 2008-02-19 Nick Clifton <nickc@redhat.com>
2385 * opts.c (print_specific_help): Fix typo in --help text.
2387 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2390 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2391 32-bit inline asm without asm alternatives for host GCC < 3.0.
2393 2008-02-19 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/34989
2396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2397 Allow propagation to INDIRECT_REF if we can simplify only.
2399 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2401 * c-common.c (warn_for_collisions_1): Use appropriate option when
2404 2008-02-19 Nick Clifton <nickc@redhat.com>
2407 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2408 (handle_options): Fix indentation.
2409 (print_filtered_help): If no language-specific options were
2410 displayed tell the user how to list all the options supported by
2411 the language's front-end.
2412 (print_specific_help): Fix indentation and remove duplicate line.
2413 (common_handle_option): Handle the -v option.
2414 For --help enable the display of undocumented options if the -v
2415 switch has been included on the command line.
2416 For --help= check for overlaps in the arguments between the option
2417 classes and the language names and issue a warning when they
2418 cannot be disambiguated.
2419 * c.opt (v): Pass on to the common option handler.
2421 2008-02-19 Revital Eres <eres@il.ibm.com>
2423 * modulo-sched.c (sms_schedule): Change dump message when
2424 create_ddg function fails.
2425 (try_scheduling_node_in_cycle): Rename row to cycle.
2426 (print_partial_schedule): Rename CYCLE to ROW.
2428 2008-02-19 Christian Bruel <christian.bruel@st.com>
2429 Zdenek Dvorak <ook@ucw.cz>
2431 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2433 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2437 (*x86_movdicc_0_m1_se): Ditto.
2439 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2442 (CMPtype): Define as __gcc_CMPtype.
2443 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2444 (CMPtype): Define as __gcc_CMPtype.
2446 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2448 Support valgrind 3.3 for --enable-checking=valgrind.
2449 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2451 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2452 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2453 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2454 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2455 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2456 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2457 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2459 * ggc-zone.c: Similar.
2460 * ggc-page.c: Similar.
2462 2008-02-19 Paul Brook <paul@codesourcery.com>
2465 * config/arm/ieee754-df.S: Fix do_it typo.
2466 * config/arm/ieee754-sf.S: Fix do_it typo.
2468 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2471 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2472 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2473 (OPTION_MASK_ISA_SSE_SET): Likewise.
2474 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2475 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2476 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2477 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2478 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2479 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2480 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2481 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2482 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2483 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2484 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2485 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2486 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2487 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2488 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2489 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2490 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2491 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2492 (OPTION_MASK_ISA_SSE4): Removed.
2493 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2494 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2495 (override_options): Don't turn on implied SSE/MMX bits in
2498 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2500 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2503 2008-02-18 Joey Ye <joey.ye@intel.com>
2506 * tree-nested.c (insert_field_into_struct): Set type alignment
2507 to field alignment if the former is less than the latter.
2509 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2511 * BASE-VER: Set to 4.4.0.
2513 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2515 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2516 * doc/cfg.texi: Likewise.
2517 * doc/extend.texi: Likewise.
2518 * doc/gty.texi: Likewise.
2519 * doc/invoke.texi: Likewise.
2520 * doc/loop.texi: Likewise.
2521 * doc/md.texi: Likewise.
2522 * doc/passes.texi: Likewise.
2523 * doc/rtl.texi: Likewise.
2524 * doc/sourcebuild.texi: Likewise.
2525 * doc/tm.texi: Likewise.
2526 * doc/tree-ssa.texi: Likewise.
2528 2008-02-17 Richard Guenther <rguenther@suse.de>
2531 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2532 without default definition.
2534 2008-02-17 Richard Guenther <rguenther@suse.de>
2536 PR tree-optimization/35231
2537 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2540 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2544 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2546 libgcc_cmp_return mode.
2548 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2551 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2553 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2555 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2558 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2560 * doc/c-tree.texi: Use `@.' where appropriate.
2561 * doc/extend.texi: Likewise.
2562 * doc/install.texi: Likewise.
2563 * doc/invoke.texi: Likewise.
2564 * doc/loop.texi: Likewise.
2565 * doc/makefile.texi: Likewise.
2566 * doc/md.texi: Likewise.
2567 * doc/passes.texi: Likewise.
2568 * doc/standards.texi: Likewise.
2569 * doc/tm.texi: Likewise.
2571 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2574 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2576 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2577 rather than in entry_bb.
2579 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2582 libgcc_cmp_return mode.
2584 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2587 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2588 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2590 2008-02-15 Richard Guenther <rguenther@suse.de>
2591 Zdenek Dvorak <ook@ucw.cz>
2593 PR tree-optimization/35164
2594 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2595 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2596 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2597 Only propagate addresses which do not have abnormal SSA_NAMEs
2600 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2603 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2605 2008-02-15 Jan Hubicka <jh@suse.cz>
2608 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2610 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2613 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2614 when calculating alignment_pad.
2616 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2618 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2619 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2620 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2621 and STACK_BOUNDARY define.
2623 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2625 PR preprocessor/35061
2626 * c-pragma.c (handle_pragma_pop_macro): Check that
2627 pushed_macro_table has been allocated.
2629 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2632 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2633 (force_gimple_operand): Likewise.
2634 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2635 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2636 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2637 (find_interesting_uses_address): Check addressability and alignment
2638 of the base expression only after substituting bases of IVs into it.
2640 2008-02-14 Michael Matz <matz@suse.de>
2643 * function.c (instantiate_virtual_regs_in_insn): Reload address
2644 before falling back to reloading the whole operand.
2646 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2648 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2649 before the first section switch note.
2651 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2653 * doc/bugreport.texi: Update copyright years.
2654 * doc/c-tree.texi: Likewise.
2655 * doc/cfg.texi: Likewise.
2656 * doc/cpp.texi: Likewise.
2657 * doc/cppinternals.texi: Likewise.
2658 * doc/fragments.texi: Likewise.
2659 * doc/frontends.texi: Likewise.
2660 * doc/gcc.texi: Likewise.
2661 * doc/gty.texi: Likewise.
2662 * doc/hostconfig.texi: Likewise.
2663 * doc/implement-c.texi: Likewise.
2664 * doc/libgcc.texi: Likewise.
2665 * doc/loop.texi: Likewise.
2666 * doc/makefile.texi: Likewise.
2667 * doc/options.texi: Likewise.
2668 * doc/passes.texi: Likewise.
2669 * doc/rtl.texi: Likewise.
2670 * doc/sourcebuild.texi: Likewise.
2671 * doc/standards.texi: Likewise.
2672 * doc/tree-ssa.texi: Likewise.
2673 * doc/trouble.texi: Likewise.
2675 * doc/extend.texi: Use @: or add comma where appropriate.
2676 * doc/invoke.texi: Likewise.
2677 * doc/tm.texi: Likewise.
2679 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2682 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2685 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2687 * doc/md.texi (clz, ctz): Add reference.
2688 * doc/rtl.texi (clz, ctz): Likewise.
2690 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2693 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2696 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2698 * config/s390/s390.c (struct constant_pool): New field
2699 emit_pool_after added.
2700 (s390_mainpool_start): Set the emit_pool_after flag according
2701 to the section switch notes.
2702 (s390_mainpool_finish): Consider emit_pool_after when emitting
2703 the literal pool at the end of the function.
2704 (s390_chunkify_start): Force literal pool splits at section
2707 2008-02-13 Michael Matz <matz@suse.de>
2710 * var-tracking.c (clobber_variable_part): Correctly traverse the
2713 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2716 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2717 Add -fdump-ipa-inline.
2718 * tree-dump.c (dump_files): Remove tree-inlined dump.
2719 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2721 2008-02-12 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/35171
2724 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2727 2008-02-12 Richard Guenther <rguenther@suse.de>
2730 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2731 value-preserving mode. Disallow final truncation.
2733 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2736 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2737 code from here to...
2738 (force_gimple_operand): ...here.
2740 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2743 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2744 non-compatible pointers.
2745 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2746 different FIELD_DECLs, try harder by comparing field offsets, sizes
2750 * function.c (match_asm_constraints_1): Don't replace the same input
2753 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2755 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2756 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2757 (expand_epilogue): Restore RAMPZ register.
2758 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2760 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2762 * config/i386/cygwin.asm: (__alloca): Correct calling
2763 convention and alignment.
2764 (__chkstk): Force 8 byte stack alignment.
2766 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2767 Richard Guenther <rguenther@suse.de>
2769 PR tree-optimization/33992
2770 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2771 the zero we compare against.
2773 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2776 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2777 to CloseHandle after unlocking to prevent accumulation of handle
2780 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2783 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2784 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2785 and update LABEL_NUSES during and after reload.
2787 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2790 * combine.c (simplify_if_then_else): Make sure the comparison is
2791 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2793 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2796 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2797 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2798 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2799 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2800 * tree.h (get_type_static_bounds): Likewise.
2802 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2804 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2805 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2806 Make -Wfoo language annotations match what the compiler outputs.
2808 2008-02-08 Sa Liu <saliu@de.ibm.com>
2810 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2811 intrinsics spu_convts, spu_convtu, spu_convtf.
2812 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2814 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2816 * doc/extend.texi (Function Attributes) <noinline>: Mention
2817 asm ("") as method to keep calls.
2819 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2822 * doc/options.texi (Options): Replace references to opts.sh with
2824 * opts-common.c: Likewise.
2825 * optc-gen.awk: Likewise.
2827 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2829 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2831 2008-02-07 Richard Henderson <rth@redhat.com>
2834 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2835 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2838 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2840 PR tree-optimization/35085
2841 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2842 for operand entry oe2 in addition to operand entry oe3 in order to
2843 expose more opportunities for vectorizer sum reduction.
2845 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2848 * Makefile.in (LIBS): Remove $(GMPLIBS).
2849 (cc1-dummy, cc1): Add $(GMPLIBS).
2851 2008-02-06 Jan Hubicka <jh@suse.cz>
2854 * i386.md (moddf_integer): Do not produce partial memory stalls for
2855 targets where it hurts.
2857 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2860 * optabs.c (expand_float): Do not check for decimal modes when
2861 expanding unsigned integer through signed conversion.
2863 2008-02-06 Nick Clifton <nickc@redhat.com>
2865 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2866 inside the clobber with a match_operand and duplicated operand
2867 number in the constraint.
2868 (ineqbranchsi): Delete redundant comment.
2870 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2872 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2873 builtin_define ("__USE_INIT_FINI__").
2874 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2876 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2878 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2880 PR documentation/30330
2881 * doc/invoke.texi (C++ Dialect Options)
2882 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2883 For each warning option -Wfoo that allows -Wno-foo, ensure both
2884 -Wfoo and -Wno-foo are listed in the option index. Fix index
2885 entry of -Wswitch-default, index -Wnormalized= including the
2886 `=', and -Wlarger-than-@var{len} including @var{len}.
2888 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.md (floatunssisf2): Use
2891 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2892 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2893 Macroize expander using MODEF mode iterator.
2895 2008-02-05 Diego Novillo <dnovillo@google.com>
2897 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2900 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2902 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2905 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2907 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2910 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2911 to indicate if a message should be generated.
2912 (init_cumulative_args): Updated.
2913 (function_value_32): Likewise.
2915 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2917 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2919 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2923 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2925 2008-02-04 Diego Novillo <dnovillo@google.com>
2927 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2930 * tree-vrp.c (vrp_evaluate_conditional): With
2931 -Wtype-limits, emit a warning when comparing against a
2932 constant outside the natural range of OP0's type.
2934 2008-02-04 Richard Guenther <rguenther@suse.de>
2937 * expr.c (count_type_elements): Give for unions instead of
2940 2008-02-04 Richard Guenther <rguenther@suse.de>
2943 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2944 to TYPE_DOMAINs base type instead of using bitsizetype here.
2946 2008-02-03 Jason Merrill <jason@redhat.com>
2948 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2950 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2953 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2954 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2955 (RS/6000 and PowerPC Options): Fix typos and markup.
2956 * doc/passes.texi (Tree-SSA passes): Likewise.
2958 2008-02-02 Michael Matz <matz@suse.de>
2961 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2962 from record_last_reg_set_info.
2963 (record_last_reg_set_info): Take an RTX argument, iterate over all
2964 constituent hardregs.
2965 (record_last_set_info, record_opr_changes): Change calls to
2966 new signature or to record_last_reg_set_info_regno.
2968 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2970 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2972 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2974 PR rtl-optimization/34773
2975 * reg-notes.def (EQUAL): Mention significance of combination of
2976 REG_EQUAL and REG_RETVAL.
2977 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2978 insn that has a REG_RETVAL.
2980 2008-02-01 Roger Sayle <roger@eyesopen.com>
2983 * configure.ac (--enable-fixed-point): Disable unless explicitly
2985 * configure: Regenerate.
2987 2008-02-01 Richard Guenther <rguenther@suse.de>
2990 * invoke.texi (-finline-limit): Remove no longer true parts
2991 of the documentation. Note that there is no default value.
2993 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2994 Mark Mitchell <mark@codesourcery.com>
2995 Ben Elliston <bje@au.ibm.com>
2998 * doc/extend.texi (Other Builtins): Document.
3000 2008-01-31 Tom Browder <tom.browder@gmail.com>
3002 * doc/c-tree.texi (Types): Fix grammar.
3003 (Expression trees): Ditto.
3004 * doc/passes.texi (Tree-SSA passes): Ditto.
3006 * doc/configterms.texi (Configure Terms): Fix typo.
3007 * doc/cpp.texi (Common Predefined Macros): Ditto.
3008 * doc/md.texi (Machine Constraints): Ditto.
3010 * doc/makefile.texi (Makefile): Add comma.
3012 2008-01-31 Tom Browder <tom.browder@gmail.com>
3013 Gerald Pfeifer <gerald@pfeifer.com>
3015 * doc/sourcebuild.texi (Front End): Remove references to CVS
3016 and CVSROOT/modules.
3017 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3018 (Back End): Remove reference to CVS.
3020 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3023 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3025 (mips16_gp_pseudo_reg): ...here.
3026 * config/mips/mips.md (load_const_gp): Replace with...
3027 (load_const_gp_<mode>): ...this :P-based insn.
3029 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3031 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3032 options. Minor fixes.
3033 (-std): Move reference to standards closer to where language
3034 standards are first mentioned.
3036 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3038 PR rtl-optimization/34995
3039 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3040 parameter and return a bool. If the rtx parameter is nonnull,
3041 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3042 (find_reloads): Update call accordingly. Pass the new operand
3043 if it needed no address reloads, otherwise pass null.
3045 2008-01-30 Richard Henderson <rth@redhat.com>
3048 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3049 for unbounded arrays.
3051 2008-01-30 Silvius Rus <rus@google.com>
3053 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3055 2008-01-30 Jan Hubicka <jh@suse.cz>
3058 * i386.c (init_cumulative_args): Use real function declaration when
3061 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3063 PR rtl-optimization/34998
3064 * global.c (build_insn_chain): Treat non-subreg_lowpart
3065 SUBREGs of pseudos as clobbering all the words covered by the
3066 SUBREG, not just all the bytes.
3067 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3068 original df_ref rather than an extract parameter.
3069 (global_conflicts): Update call accordingly.
3071 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3074 the overflow check to make it easier to read.
3075 (__fixtfdi): Change the type of the ll member in union
3076 long_double to UDItype_x.
3078 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3081 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3082 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3083 * tree-inline.c (fold_marked_statements): Call
3084 cgraph_update_edges_for_call_stmt if folding a call statement.
3085 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3086 debug_generic_stmt calls, reset it back afterwards.
3089 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3091 * c-typeck.c (build_external_ref): Don't pedwarn about
3092 static vars in current function's scope.
3094 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3096 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3098 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3101 * ipa-struct-reorg.c: Fix spelling.
3102 * params.def: Ditto.
3104 2008-01-29 Richard Guenther <rguenther@suse.de>
3107 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3109 * tree-inline.c (remap_type): Increment remapping_type_depth
3110 around remapping types.
3111 (copy_body_r): Only add referenced variables if they are referenced
3112 from code, not types.
3114 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3125 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3126 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3128 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3131 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3132 pointer for tiny stack.
3134 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3136 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3138 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3140 * config/vx-common.h: Fix typo in comment.
3142 2008-01-28 Ian Lance Taylor <iant@google.com>
3146 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3147 coalesce pointers if they have different DECL_NO_TBAA_P values.
3148 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3149 between variables with different DECL_NO_TBAA_P values.
3151 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3154 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3155 are not legitimate small data references on SPE targets.
3157 2008-01-28 David Daney <ddaney@avtrex.com>
3159 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3161 2008-01-28 David Daney <ddaney@avtrex.com>
3163 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3165 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3167 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3168 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3169 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3170 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3171 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3172 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3173 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3174 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3176 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3178 * basic-block.h (condjump_equiv_p): Fix comment.
3180 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3182 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3183 print_generic_stmt_indented): Fix comment.
3185 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3187 * configure.ac (__stack_chk_fail): Add detecion for availability
3188 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3189 * configure: Regenerate.
3191 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3194 * final.c (output_addr_const): Handle TRUNCATE.
3196 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3199 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3200 (zero_cost, infinite_cost): New constants.
3201 (struct cost_pair): Change type of cost to comp_cost.
3202 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3203 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3205 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3206 split_address_cost, ptr_difference_cost, difference_cost,
3207 get_computation_cost_at, get_computation_cost,
3208 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3209 determine_use_iv_cost_condition, determine_use_iv_costs,
3210 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3211 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3212 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3213 Change type of cost to comp_cost.
3214 (determine_iv_cost): Increase cost of non-original ivs, instead
3215 of decreasing the cost of original ones.
3216 (get_address_cost): Indicate the complexity of the addressing mode
3218 (try_add_cand_for): Prefer using ivs not specific to some object.
3219 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3221 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3222 Janis Johnson <janis187@us.ibm.com>
3225 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3226 (TARGET_INSTANTIATE_DECLS): Likewise.
3227 * target.h (expand_to_rtl_hook): New target hook.
3228 (instantiate_decls): Likewise.
3229 * function.c (instantiate_decl): Make non-static. Rename to...
3230 (instantiate_decl_rtl): ... this.
3231 (instantiate_expr): Use instantiate_decl_rtl.
3232 (instantiate_decls_1): Likewise.
3233 (instantiate_decls): Likewise.
3234 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3235 * function.h (instantiate_decl_rtl): Add prototype.
3236 * cfgexpand.c (target.h): New include.
3237 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3238 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3239 (TARGET_INSTANTIATE_DECLS): Likewise.
3240 (TARGET_INITIALIZER): New target hooks added.
3241 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3243 * config/rs6000/rs6000.c (tree-flow.h): New include.
3244 (machine_function): Add sdmode_stack_slot field.
3245 (rs6000_alloc_sdmode_stack_slot): New function.
3246 (rs6000_instantiate_decls): Likewise.
3247 (rs6000_secondary_memory_needed_rtx): Likewise.
3248 (rs6000_check_sdmode): Likewise.
3249 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3250 (TARGET_INSTANTIATE_DECLS): Likewise.
3251 (rs6000_hard_regno_mode_ok): Allow SDmode.
3252 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3253 (rs6000_emit_move): Handle SDmode.
3254 (function_arg_advance): Likewise.
3255 (function_arg): Likewise.
3256 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3257 SDmode var args for 32-bit compiles.
3258 (rs6000_secondary_reload_class): Handle SDmode.
3259 (rs6000_output_function_epilogue): Likewise.
3260 (rs6000_function_value): Simplify if statement.
3261 (rs6000_libcall_value): Likewise.
3262 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3263 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3264 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3265 (movsd_hardfloat): New define_insn.
3266 (movsd_softfloat): Likewise.
3267 (movsd_store): Likewise.
3268 (movsd_load): Likewise.
3269 (extendsddd2): Likewise.
3270 (extendsdtd2): Likewise.
3271 (truncddsd2): Likewise.
3272 (movdd_hardfloat64): Fixup comment.
3273 (UNSPEC_MOVSD_LOAD): New constant.
3274 (UNSPEC_MOVSD_STORE): Likewise.
3276 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3279 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3281 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3282 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3283 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3286 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3289 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3290 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3291 __LONGDOUBLE128 too.
3292 * config/rs6000/aix61.h: New file.
3294 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3296 PR rtl-optimization/34959
3297 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3298 popcount and parity rtxes the same mode as their operand.
3299 Truncate or extend the result to the return value's mode
3302 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3305 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3306 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3307 to GOT_VERSION_REGNUM.
3308 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3309 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3310 * config/mips/mips.c (mips_emit_call_insn): New function.
3311 (mips_call_tls_get_addr): Call mips_expand_call directly.
3312 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3314 (mips16_build_call_stub): Likewise. Return the call insn or null.
3315 (mips_expand_call): Update the call to mips16_build_call_stub
3316 accordingly and a remove redundant condition. Assert that MIPS16
3317 stubs do not use lazy binding. Use mips_emit_call_insn and return
3319 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3321 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3322 (mips_avoid_hazard): Remove hazard_set handling.
3323 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3324 (UNSPEC_RESTORE_GP): ...this.
3325 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3326 (FAKE_CALL_REGNO): Rename to...
3327 (GOT_VERSION_REGNUM): ...this.
3328 (type): Add "ghost" value. Add an associated insn reservation.
3329 (hazard_set): Remove.
3330 (exception_receiver): Rename to...
3331 (restore_gp): ...this and update the unspec identifier accordingly.
3332 (exception_receiver, nonlocal_got_receiver): New expanders.
3333 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3334 FAKE_CALL_REGNO. Remove hazard_set attribute.
3335 (set_got_version, update_got_version): New patterns.
3337 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3340 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3342 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3345 * doc/install.texi2html: Generate gcc-vers.texi.
3347 2008-01-25 DJ Delorie <dj@redhat.com>
3349 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3351 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3353 * config/c4x: Remove directory.
3354 * config.gcc (crx-*, mt-*): Mark obsolete.
3355 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3356 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3357 sh-*-rtemscoff*): Remove cases.
3358 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3359 * real.c (encode_c4x_single, decode_c4x_single,
3360 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3361 c4x_extended_format): Remove.
3362 * real.h (c4x_single_format, c4x_extended_format): Remove.
3363 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3365 (Pragmas): Remove comment about c4x pragmas.
3366 * doc/install.texi (c4x): Remove target-specific instructions.
3367 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3368 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3369 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3370 refer to C4x source files as examples.
3371 (C4X_FLOAT_FORMAT): Remove documentation.
3373 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3375 * config/bfin/bfin.c (override_options): Reorder tests so that
3376 flag_pic gets enabled for -msep-data.
3378 2008-01-25 Richard Guenther <rguenther@suse.de>
3381 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3382 to its bitfield precision if required.
3384 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3387 * tree-nested.c (walk_omp_for): New function.
3388 (convert_nonlocal_reference, convert_local_reference): Call
3389 walk_omp_for on OMP_FOR.
3390 (convert_call_expr): Call walk_body on OMP_FOR's
3391 OMP_FOR_PRE_INIT_BODY.
3393 2008-01-25 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/34966
3396 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3397 default defs and PHI_NODEs we have to insert after the
3400 2008-01-24 Nick Clifton <nickc@redhat.com>
3402 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3403 Provide a default definition.
3404 (LIBGCC2_UNITS_PER_WORD): Likewise.
3406 * config/stormy16/stormy16.c: Include df.h for the prototype
3407 for df_regs_ever_live_p.
3408 (xstormy16_expand_builtin_va_start): Convert the stack offset
3409 into a component_ref and then use POINTER_PLUS_EXPR to add it
3410 to the incoming_virtual_args_rtx.
3411 (xstormy16_gimplify_va_arg_expr): Rename to
3412 xstormy16_gimplify_va_arg_expr.
3413 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3414 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3415 xstormy16_gimplify_va_arg_expr.
3416 Fix up some formatting issues.
3418 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3419 Move to predicates.md.
3420 (xs_hi_general_operand): Likewise.
3421 (xs_hi_nonmemory_operand): Likewise.
3422 * config/stormy16/predicates.md:
3423 (xstormy16_carry_plus_operand): New predicate.
3424 (xs_hi_general_operand): New predicate.
3425 (xs_hi_nonmemory_operand): New predicate.
3426 * config/stormy16/stormy16-protos.h:
3427 (xstormy16_carry_plus_operand): Delete prototype.
3428 (xs_hi_general_operand): Likewise.
3429 (xs_hi_nonmemory_operand): Likewise.
3431 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3432 modifiers as they are no longer needed and they can trigger
3433 reload spill failures.
3435 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3436 with a match_operand in order to help reload.
3438 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3439 constraint with 'e' for the 8th alternative as this version of
3440 the mov.w instruction only accepts the lower 8 registers.
3442 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3445 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3446 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3449 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3452 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3454 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3456 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3458 (remove_structure): Update allocations list before removing structure.
3460 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3462 * ipa-struct-reorg.c (is_safe_cond_expr,
3463 create_new_stmts_for_cond_expr): Use integer_zerop function,
3464 that recognize not only zero-pointer, but zero-integer too.
3466 2008-01-25 Ben Elliston <bje@au.ibm.com>
3469 * fixproto: Escape "." in sed expression that strips leading "./".
3471 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3474 * gcc.c (SWITCH_OK): Removed.
3475 (SWITCH_LIVE): Changed to bit.
3476 (SWITCH_FALSE): Likewise.
3477 (SWITCH_IGNORE): Likewise.
3478 (switchstr): Change live_cond to unsigned int.
3479 (process_command): Replace SWITCH_OK with 0.
3480 (do_self_spec): Likewise.
3481 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3482 (give_switch): Likewise.
3483 (used_arg): Likewise.
3484 (do_spec_1): Set the SWITCH_IGNORE bit.
3485 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3486 bits. Set the SWITCH_LIVE bit.
3488 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3490 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3492 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3494 PR tree-optimization/34472
3495 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3496 parameter to a "bool *" and set *DATA to false if there is
3497 an unsafe access. Do not delete the structure here.
3498 (check_cond_exprs): Delete it here instead.
3499 (check_cond_exprs, exclude_cold_structs): Do not increase
3500 I when removing a structure.
3502 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3506 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3508 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3511 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3512 a fixed vector for stack.
3514 2008-01-24 Ben Elliston <bje@au.ibm.com>
3517 * doc/gcc.texi (Software development): Add a direntry for g++.
3519 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3521 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3522 stale and straggling -fforce-addr comments above.
3524 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3526 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3527 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3529 2008-01-23 Michael Matz <matz@suse.de>
3532 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3535 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3537 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3540 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3542 * config/avr/avr.c (avr_current_arch): New variable.
3543 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3544 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3545 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3546 (avr_override_options): Init 'avr_current_arch'.
3547 (base_arch_s): Move from here...
3548 * config/avr/avr.h (base_arch_s): ... here. Add new members
3549 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3550 'mega' to 'have_jmp_call'.
3551 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3552 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3554 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3556 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3557 MULTILIB_MATCHES): (Ditto.).
3559 2008-01-23 Richard Guenther <rguenther@suse.de>
3562 * cgraphunit.c (cgraph_reset_node): Always mark the node
3563 not reachable if it is not queued already.
3565 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3567 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3568 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3569 (cputype_selected): New static variable.
3570 (bfin_handle_option): Set it if -mcpu is used.
3571 (override_option): Select default set of workarounds if no cpu type
3572 selected on the command line.
3573 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3575 From Michael Frysinger <michael.frysinger@analog.com>
3576 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3577 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3579 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3580 for bf547, bf523, bf524, and bf526.
3581 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3583 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3584 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3585 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3586 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3587 * doc/invoke.texi (Blackfin Options): Document that
3588 -mcpu now accept bf547, bf523, bf524, and bf526.
3590 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3592 PR rtl-optimization/34628
3593 * combine.c (try_combine): Stop and undo after the first combination
3594 if an autoincrement side-effect on the first insn has effectively
3597 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3600 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3601 Offset addresses are not valid for Altivec or paired float modes.
3603 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3606 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3607 if DECL_INITIAL (decl) is error_mark_node.
3610 * c-common.c (handle_vector_size_attribute): Only allow
3611 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3612 the same way as pointer, array etc. types.
3613 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3616 * tree.c (build_type_attribute_qual_variant): Call
3617 build_qualified_type if attributes are equal, but quals are not.
3619 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3622 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3623 * flags.h (warn_strict_aliasing): Remove.
3624 (warn_strict_overflow): Remove.
3625 * opts.c (warn_strict_aliasing): Remove.
3626 (warn_strict_overflow): Remove.
3627 * c-opts.c (c_common_handle_option): -Wall only sets
3628 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3629 (c_common_post_options): Give default values to -Wstrict-aliasing
3630 and -Wstrict-overflow if they are uninitialized.
3631 * common.opt (Wstrict-aliasing): Specify Var and Init.
3632 (Wstrict-overflow): Likewise.
3634 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3636 PR rtl-optimization/26854
3637 PR rtl-optimization/34400
3638 PR rtl-optimization/34884
3639 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3641 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3642 (df_rd_bb_info.expanded_lr_out): Deleted
3643 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3644 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3645 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3646 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3647 Removed code to allocate, initialize or free expanded_lr_out.
3648 (df_rd_bb_local_compute_process_def): Restructured to make more
3650 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3651 sets if the sets are being trimmed.
3653 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3656 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3657 (as_vers): Likewise.
3658 * configure: Regenerated.
3660 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3663 * tree-pass.h (pass_build_alias): New pass.
3664 * tree-ssa-alias.c (gate_build_alias): New.
3665 (pass_build_alias): New.
3666 * passes.c (init_optimization_passes): Add pass_build_alias after
3667 pass_create_structure_vars.
3669 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3671 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3672 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3673 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3674 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3675 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3676 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3677 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3678 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3679 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3680 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3681 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3682 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3683 * config/s390/s390.md (FP_ALL): New mode iterator.
3684 (_d): New mode attribute.
3685 ("*signbit<mode>2>"): Changed mode of first operand.
3686 ("isinf<mode>2"): Changed mode of first operand.
3687 ("*TDC_insn"): Adaptation for DFP modes.
3689 2008-01-22 Ben Elliston <bje@au.ibm.com>
3691 * tree.c (check_qualified_type): Improve function description.
3693 2008-01-21 Jason Merrill <jason@redhat.com>
3696 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3697 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3700 2008-01-21 DJ Delorie <dj@redhat.com>
3702 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3705 2008-01-21 Richard Guenther <rguenther@suse.de>
3708 * tree-cfg.c (verify_expr): Allow all invariant expressions
3709 instead of just constant class ones as reference argument.
3710 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3711 like any other constant.
3712 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3714 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3716 * regmove.c (fixup_match_1): Update call crossed frequencies.
3718 2008-01-21 Richard Guenther <rguenther@suse.de>
3721 * tree-inline.c (setup_one_parameter): Deal with mismatched
3722 types using a VIEW_CONVERT_EXPR.
3724 2008-01-21 Alon Dayan <alond@il.ibm.com>
3725 Olga Golovanevsky <olga@il.ibm.com>
3727 PR tree-optimization/34701
3728 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3729 when the structure size is not a power of 2.
3731 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3733 * doc/install.texi: Add doc for --enable-checking=df.
3735 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3737 PR rtl-optimization/34808
3738 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3740 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3742 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3745 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3747 PR rtl-optimization/26854
3748 PR rtl-optimization/34400
3749 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3751 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3752 (df_rd_bb_info.expanded_lr_out): New.
3753 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3754 * loop_iv.c (iv_analysis_loop_init): Ditto.
3755 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3756 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3757 Added code to allocate, initialize or free expanded_lr_out.
3758 (df_rd_bb_local_compute_process_def): Restructured to make
3759 more understandable.
3760 (df_rd_confluence_n): Add code to do nothing with fake edges and
3761 code to no apply invalidate_by_call sets if the sets are being trimmed.
3762 (df_lr_local_finalize): Renamed to df_lr_finalize.
3763 (df_live_local_finalize): Renamed to df_live_finalize.
3765 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3768 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3769 deciding whether to use reciprocal instructions.
3771 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3773 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3774 dwarf2out_note_section_used if cold_text_section is NULL.
3776 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3778 PR gcov-profile/34610
3779 * tree-cfg.c (make_edges): Mark both outgoing edges from
3780 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3781 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3782 from OMP_FOR and OMP_CONTINUE outgoing edges.
3784 * tree-profile.c (tree_profiling): Return early if
3785 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3787 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3788 from cfun to child_cfun.
3789 * function.h (struct function): Add after_tree_profile bit.
3791 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3793 * config/avr/avr.S (_exit): Disable interrupt.
3795 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3796 Steven Bosscher <stevenb.gcc@gmail.com>
3798 PR rtl-optimization/26854
3799 PR rtl-optimization/34400
3800 * df-problems.c (df_live_scratch): New scratch bitmap.
3801 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3802 (df_live_reset): Clear the proper bitmaps.
3803 (df_live_bb_local_compute): Only process the artificial defs once
3804 since the order is not important.
3805 (df_live_init): Init the df_live sets only with the variables
3806 found live by df_lr.
3807 (df_live_transfer_function): Use the df_lr sets to prune the
3808 df_live sets as they are being computed.
3809 (df_live_free): Free df_live_scratch.
3811 2008-01-18 Ian Lance Taylor <iant@google.com>
3813 * common.opt: Add fmerge-debug-strings.
3814 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3815 flag_merge_debug_strings rather than flag_merge_constants.
3816 * doc/invoke.texi (Option Summary): Mention
3817 -fmerge-debug-strings.
3818 (Debugging Options): Document -fmerge-debug-strings.
3820 2008-01-18 Ian Lance Taylor <iant@google.com>
3823 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3824 (struct tree_function_decl): Add new field operator_new_flag.
3825 * tree-inline.c (expand_call_inline): When inlining a call to
3826 operator new, force the return value to go into a variable, and
3827 set DECL_NO_TBAA_P on that variable.
3828 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3830 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3833 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3834 DWARF2_DEBUGGING_INFO.
3835 (dwarf2out_note_section_used): Ditto. Add prototype.
3836 (have_multiple_function_sections, text_section_used,
3837 cold_text_section_used, *cold_text_sections): Move declarations
3840 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3842 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3843 field and add signal_ra.
3844 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3845 assignments to frame state pc. Move end of stack check after
3846 MD_FALLBACK_FRAME_STATE_FOR.
3847 (uw_update_context_1): Use frame state signal_regs if set, instead
3848 of checking signal_frame flag.
3849 (uw_update_context): Use frame state signal_ra if set.
3850 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3851 * config/xtensa/linux-unwind.h: New file.
3853 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3855 * modulo-sched.c (get_sched_window): Fix comment typo.
3857 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3859 PR tree-optimization/34648
3860 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3862 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3864 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3865 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3867 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3869 PR rtl-optimization/34400
3870 * df-core.c (df_worklist_dataflow_overeager,
3871 df_worklist_dataflow_doublequeue): New functions.
3872 (df_worklist_dataflow): Two different worklist solvers.
3873 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3876 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3879 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3880 and ftree-parallelize-loops.
3882 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3884 PR rtl-optimization/34826
3885 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3887 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3889 * global.c (find_reg): Mark the eh regs as used if necessary.
3890 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3891 * ra.h (struct allocno): no_eh_reg field added. Changed
3892 no_stack_reg type to bitfield.
3894 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3896 * tree.c (substitute_in_expr): Add missing 'break'.
3898 2008-01-17 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/34825
3901 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3902 x / x as division to handle.
3904 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3906 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3907 "-pthread" is specified.
3908 * pa-hpux11.h (LIB_SPEC): Likewise.
3910 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3911 Peter Bergner <bergner@vnet.ibm.com>
3913 PR rtl-optimization/33796
3914 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3916 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3918 PR libgfortran/34699
3919 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3921 * pa-hpux10.h (LINK_SPEC): Likewise.
3922 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3924 2008-01-16 Richard Guenther <rguenther@suse.de>
3927 * fold-const.c (fold_convert_const_int_from_int): Do not
3928 set overflow if that occured only because of a sign extension
3929 change when converting from/to a sizetype with the same
3930 precision and signedness.
3932 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3935 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3936 location address to the correct place. Update copyright year.
3938 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3940 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3941 no dependences in the dependence_relations vector.
3943 2008-01-16 Jan Hubicka <jh@suse.cz>
3945 PR rtl-optimization/31396
3946 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3947 * cfg.c (dump_reg_info): Print it.
3948 * regs.h (struct reg_info_t): add freq_calls_crossed.
3949 (REG_FREQ_CALLS_CROSSED): New macro.
3950 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3951 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3952 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3953 regmove_optimize): Update call crossed frequencies.
3954 * local-alloc.c (struct qty): Add freq_calls_crossed.
3955 (alloc_qty): Copute freq_calls_crossed.
3956 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3957 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3958 * ra.h (struct allocno): Add freq_calls_crossed.
3960 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3962 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3963 libgomp when compiling with ftree-parallelize-loops.
3964 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3966 2008-01-16 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/34769
3969 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3970 * tree.c (int_cst_value): Instead make this function more
3971 permissive in what it accepts as valid input. Document this
3972 function always sign-extends the value.
3974 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3975 Richard Guenther <rguenther@suse.de>
3978 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3979 (gimple_fold_indirect_ref_rhs): ... this.
3980 (gimple_fold_indirect_ref): New function with foldings
3981 that preserve lvalueness.
3982 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3983 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3984 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3985 to fold an INDIRECT_REF, fall back to the old use of
3986 fold_indirect_ref_1.
3988 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3990 * tree-data-ref.c (subscript_dependence_tester_1): Call
3991 free_conflict_function.
3992 (compute_self_dependence): Same.
3994 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3997 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3998 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4000 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4001 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4002 for DWARF2_UNWIND_INFO targets.
4004 2008-01-16 Richard Guenther <rguenther@suse.de>
4007 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4008 type qualifiers for function types.
4010 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4012 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4013 loop_iterator li from previous commit.
4015 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4017 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4019 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4021 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4022 (parallelize_loops): Don't parallelize irreducible components.
4024 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4027 * c-opts (c_common_post_options): Do not enable CPP
4028 flag_pedantic_errors by default.
4030 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4032 PR rtl-optimization/31944
4033 * cse.c (remove_pseudo_from_table): New function.
4034 (merge_equiv_classes): Use above function to remove pseudo-registers.
4035 (invalidate): Likewise.
4037 2008-01-13 Richard Guenther <rguenther@suse.de>
4040 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4041 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4043 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4045 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4046 validate_change to unshare the source of the PC set.
4048 2008-01-12 Jan Hubicka <jh@suse.cz>
4051 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4052 references above array bounds. This might trigger bounds checks for
4055 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4057 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4058 new_replaceable_dependencies.
4060 2008-01-12 Doug Kwan <dougkwan@google.com>
4062 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4063 instead of OPT_Wreturn_type in warning due to ignored return type
4065 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4066 options included in -Wextra.
4067 * c.opt: New option -Wignored_qualifiers.
4068 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4069 -Wignore_qualifiers.
4070 (-Wignored-qualifiers): Document.
4071 (-Wreturn-type): Remove description of functionality now handled
4072 by -Wignored-qualifiers.
4074 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4077 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4078 NOP_EXPR if it is between integral types with the same precision.
4080 2008-01-12 Jan Hubicka <jh@suse.cz>
4083 * invoke.texi (max-inline-recursive-depth): Fix default value.
4085 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4087 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4090 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4092 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4094 2008-01-11 James E. Wilson <wilson@specifix.com>
4097 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4099 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4101 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4102 save/restore frame pointer register and don't use 'call-prologues'
4103 optimization in function with "OS_task" attribute.
4105 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4108 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4109 when copying to memory.
4111 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4113 PR rtl-optimization/30905
4114 * cfgcleanup.c: Include dce.h
4115 (crossjumps_occured): New global variable.
4116 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4117 If something changed, set crossjumps_occured to true.
4118 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4119 Don't add/remove fake edges to exit here...
4120 (cleanup_cfg): ...but do it here, when crossjumping.
4121 Run a fast DCE when successful crossjumps occured in the latest
4122 iteration of try_optimize_cfg.
4124 2008-01-11 Richard Guenther <rguenther@suse.de>
4126 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4127 (struct vn_unary_op_s): Likewise.
4128 (vn_reference_insert): Free old reference on hash collision.
4130 2008-01-10 Raksit Ashok <raksit@google.com>
4132 PR rtl-optimization/27971
4133 * combine.c (find_split_point): Split PLUS expressions which are
4134 inside a MEM rtx, and whose first operand is complex.
4136 2008-01-10 DJ Delorie <dj@redhat.com>
4138 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4139 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4140 (m32c_hard_regno_ok): Call the underlying function.
4142 2008-01-10 Richard Guenther <rguenther@suse.de>
4145 * tree-cfg.c (tree_merge_blocks): Do not go through the
4146 full-blown folding and stmt updating path if we just deal
4147 with virtual operands.
4148 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4149 test for abnormal SSA_NAMEs.
4151 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4154 * reload.c (push_reload): Add assertions. All constants from
4155 reg_equiv_constant should have been used for replacing the respective
4157 (find_reloads_address): Invoke find_reloads_address_part for
4158 constant taken from the reg_equiv_constant array.
4160 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4162 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4163 field (valnum) the first in the struct. Replace bools with
4166 2008-01-10 Richard Guenther <rguenther@suse.de>
4168 PR tree-optimization/34651
4169 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4170 types and ordering for masking and converting.
4172 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4174 PR tree-optimization/34017
4175 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4176 also for PHI_NODE expressions.
4178 2008-01-09 Jan Hubicka <jh@suse.cz>
4180 PR tree-optimization/34708
4181 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4182 based on number of case labels.
4183 (init_inline_once): Remove switch_cost.
4184 * tree-inline.h (eni_weights_d): Remove switch_cost.
4186 2008-01-09 Richard Guenther <rguenther@suse.de>
4187 Andrew Pinski <andrew_pinski@playstation.sony.com>
4190 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4191 temporary if an rvalue is ok or an lvalue is not required.
4193 2008-01-09 Richard Guenther <rguenther@suse.de>
4196 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4199 2008-01-09 Richard Guenther <rguenther@suse.de>
4202 * tree.c (host_integerp): Check for sizetype only if the
4203 type is an integer type.
4205 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4208 * opts.c (decode_options): Disable inlining of functions called
4209 once if not in unit-at-a-time mode.
4211 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4213 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4215 2008-01-08 Richard Guenther <rguenther@suse.de>
4218 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4219 out early if the result will be unused.
4221 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4226 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4227 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4230 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4232 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4233 for vectorization tuned.
4235 2008-01-08 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/34683
4238 * tree-ssa-operands.c (operand_build_cmp): Export.
4239 * tree-ssa-operands.h (operand_build_cmp): Declare.
4240 * tree-vn.c (vuses_compare): Remove.
4241 (sort_vuses): Use operand_build_cmp.
4242 (sort_vuses_heap): Likewise.
4243 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4244 to re-use old VEC if available. Do not sort already sorted VUSEs.
4245 (vdefs_to_vec): Do not sort already sorted VDEFs.
4247 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4250 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4252 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4255 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4256 limitations of reciprocal sequences on x86 targets.
4258 2008-01-08 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/34683
4261 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4263 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4266 * config/darwin.c (darwin_mergeable_string_section): Don't use
4267 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4269 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4273 negxf2. Macroize expander using X87MODEF mode iterator. Change
4274 predicates of op0 and op1 to register_operand.
4275 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4276 expander using X87MODEF mode iterator. Change predicates of
4277 op0 and op1 to register_operand.
4278 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4279 corresponding patterns and macroize using MODEF macro. Change
4280 predicates of op0 and op1 to register_operand and remove
4281 "m" constraint. Disparage "r" alternative with "!".
4282 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4283 macroize using X87MODEF macro. Change predicates of op0 and op1
4284 to register_operand and remove "m" constraint. Disparage "r"
4285 alternative with "!".
4286 (absneg splitter with memory operands): Remove.
4287 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4288 patterns and macroize using X87MODEF mode iterator.
4289 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4290 Change predicate of op1 to register_operand.
4291 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4292 for memory operands.
4294 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4296 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4298 2008-01-07 Richard Guenther <rguenther@suse.de>
4300 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4303 2008-01-07 Richard Guenther <rguenther@suse.de>
4305 PR tree-optimization/34683
4306 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4307 VOPs of the needed size to save memory. Use VEC_quick_push
4308 to save compile-time.
4309 (vdefs_to_vec): Likewise.
4311 2008-01-07 Sa Liu <saliu@de.ibm.com>
4313 * config/spu/spu.md (divdf3): Genetate inline code for double
4314 division. The implementation doesn't handle INF or NAN, therefore it
4315 only applies when -ffinite-math-only is given.
4317 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4320 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4321 * doc/cpp.texi ([Common Predefined Macros]): Document.
4323 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4326 order to use commutative addition instead of subtraction.
4328 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4329 Mircea Namolaru <namolaru@il.ibm.com>
4330 Vladimir Yanovsky <yanov@il.ibm.com>
4331 Revital Eres <eres@il.ibm.com>
4333 PR tree-optimization/34263
4334 * tree-outof-ssa.c (process_single_block_loop_latch,
4335 contains_tree_r): New functions.
4336 (analyze_edges_for_bb): Call process_single_block_loop_latch
4337 function to empty single-basic-block latch block if possible.
4339 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4341 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4343 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4345 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4347 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4349 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4351 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4353 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4355 PR tree-optimization/34618
4356 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4359 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4362 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4363 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4364 Update copyright year.
4366 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4367 Update copyright year.
4368 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4371 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4373 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4374 edge does not point to current bb before changing need_assert.
4376 2008-01-04 Richard Guenther <rguenther@suse.de>
4379 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4380 for verifying purposes if they are is_gimple_min_invariant.
4382 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4384 PR tree-optimization/34448
4385 PR tree-optimization/34465
4386 * gimplify.c (gimplify_init_constructor): Add new parameter
4387 notify_temp_creation. Use it.
4388 (gimplify_modify_expr_rhs): Take volatiles into account when
4389 optimizing constructors.
4390 Do not optimize constructors if gimplify_init_constructor will dump to
4392 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4393 * gcc.c-torture/compile/pr34448.c: New.
4395 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4397 PR gcov-profile/34609
4398 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4399 return_slot if result is TREE_ADDRESSABLE.
4401 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4403 * config/mips/mips.md (sqrt_condition): Tweak comment.
4404 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4406 2008-01-03 Tom Tromey <tromey@redhat.com>
4409 * c-common.c (c_type_hash): Handle VLAs.
4411 2008-01-03 Jan Hubicka <jh@suse.cz>
4413 PR tree-optimization/31081
4414 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4415 0 when inlining and not inlining to first basic block.
4416 (remap_decl): When var is initialized to 0, don't set default_def.
4417 (expand_call_inline): Set entry_bb.
4418 * tree-inline.h (copy_body_data): Add entry_bb.
4420 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4423 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4426 PR tree-optimization/29484
4427 * tree-inline.c (inline_forbidden_p_2): New function.
4428 (inline_forbidden_p): Disallow inlining if some static var
4429 has an address of a local LABEL_DECL in its initializer.
4430 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4433 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4435 PR tree-optimization/34635
4436 * tree-data-ref.c (add_other_self_distances): Make sure that the
4437 evolution step is constant.
4439 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4442 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4444 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4446 * tree-sra.c (scalarize_init): Insert the generate_element_init
4447 statements after the generate_element_zero statements.
4449 2008-01-02 Richard Guenther <rguenther@suse.de>
4453 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4454 for very large number of operands instead of ICEing.
4456 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4459 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4460 while stack probing.
4462 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4464 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4467 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4470 * tree-mudflap.c (mx_register_decls): Guard warning by
4471 !DECL_ARTIFICIAL check.
4473 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4475 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4476 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4477 sse5_perm<mode>): Fix constraints.
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