1 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3 Naveen.H.S <naveen.hs@kpitcummins.com>
5 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7 (print_operand): Handle resbank in %@ operand code.
8 (sh_encode_section_info): New.
9 (push_regs): Add conditions for resbank.
10 (sh_expand_epilogue): Likewise.
11 (sh_insert_attributes): Likewise.
12 (sh_attribute_table): Likewise.
13 (sh_handle_resbank_handler_attribute): New.
14 (sh2a_handle_function_vector_handler_attribute): New.
15 (sh2a_is_function_vector_call): New.
16 (sh2a_get_function_vector_number): New.
17 (sh2a_function_vector_p): New.
18 (sh_cfun_resbank_handler_p): New.
19 * config/sh/sh.md (calli): Emit jsr/n if possible.
21 (calli_pcrel): Emit jsr/n if possible.
22 (return_i): Emit rts/n if possible.
23 (call_valuei_tbr_rel): New.
24 (call_valuei_pcrel): Add condition for SH2A target.
25 (call_value): Likewise.
26 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
27 (sh2a_get_function_vector_number): Likewise.
28 (sh2a_is_function_vector_call): Likewise.
29 * doc/extend.texi: Document TBR relative addressing of SH2A.
30 (resbank): Add description for SH2A.
32 2008-03-24 Richard Guenther <rguenther@suse.de>
35 * gimplify.c (gimplify_modify_expr): For frontend type-correct
36 pointer assignments change conversions according to middle-end rules.
37 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
38 * configure.ac: Include type checking in yes.
39 * configure: Regenerate.
41 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
43 * diagnostic.c (diagnostic_count_diagnostic): Delete.
44 (diagnostic_report_diagnostic): Update. Handle ICEs here.
46 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
48 * gthr-vxworks.h (UNUSED): Define.
50 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
52 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
55 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
57 * doc/extend.texi (Function Attributes): Add missing comma in the
58 example of the "alloc_size" attribute.
60 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
63 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
65 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
68 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
71 * stor-layout.c (update_alignment_for_field): Set minimum alignment
72 of the underlying type of a MS bitfield layout to the natural
73 alignment of the type.
75 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
77 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
78 to their natural alignment to avoid store forwarding stalls.
80 2008-03-22 Richard Guenther <rguenther@suse.de>
82 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
83 For PHI nodes verify the address is invariant.
84 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
85 (get_symbol_constant_value): Use is_gimple_min_invariant.
86 (maybe_fold_stmt_indirect): Likewise.
88 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
90 PR rtl-optimization/33927
91 * Makefile.in (dse.o): Depend on $(TM_P_H).
92 * expr.h (extract_low_bits): Declare.
93 * expmed.c (extract_low_bits): New function.
94 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
95 * dse.c: Include tm_p.h.
96 (find_shift_sequence): Remove the read_reg argument and return the
97 read value. Emit the instructions instead of returning them.
98 Iterate on new_mode rather than calculating it each time.
99 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
100 source to NEW_MODE and extract_low_bits to convert the shifted
102 (replace_read): Allow the load and store to have different mode
103 classes. Use extract_low_bits when SHIFT == 0. Create the shift
104 or extraction instructions before trying the replacement. Update
105 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
107 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
110 to their natural alignment to avoid store forwarding stalls.
112 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
115 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
116 encouraging but not allowing gprs for input;
117 change the input constraint to !f#r.
118 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
120 change the output constraint to !f#r.
122 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
126 corresponding post-reload splitters.
127 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
128 when x87 FP math is selected.
129 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
130 New function prototype.
131 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
132 unreachable function to ease macroization of insn patterns.
134 2008-03-21 Martin Jambor <mjambor@suse.cz>
136 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
137 reference dumps if ddr is NULL or dependence is unknown.
139 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
141 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
142 unsigned extension into account.
143 (ATOMIC_COMPARE_AND_SWAP): Likewise.
144 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
145 Do computations on a scratch register.
147 2008-03-21 Richard Guenther <rguenther@suse.de>
149 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
150 Use is_gimple_min_invariant instead of TREE_INVARIANT.
151 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
152 * tree-ssa-dom.c (record_equality): Likewise.
153 * tree-inline.c (copy_body_r): Likewise.
154 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
157 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
159 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
160 as 'delete_unused' argument.
162 2008-03-20 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
165 special casing of constant qualifiers.
166 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
167 care about them in general.
168 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
169 regardless of their type.
170 (fold_stmt_r): Forcefully fold *& if we end up with that.
172 2008-03-20 Paul Brook <paul@codesourcery.com>
174 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
175 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
177 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
179 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
180 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
182 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
184 * common.opt (Wmudflap): New option.
185 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
186 (mx_register_decls): Likewise.
187 (mudflap_finish_file): Likewise.
188 * doc/invoke.texi: Document -Wno-mudflap.
190 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
192 * c-format.c (replace_format_name_to_system_name): New.
194 (convert_format_name_to_system_name): New.
195 (decode_format_attr): Add use of convert_format_name_to_system_name.
196 (format_types_orig): Add gnu_ prefix to names.
197 (check_format_info_main): Special treating of \0 escaped names for
198 supporting multi-character format specifiers as I32, I64.
199 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
200 (gnu_target_overrides_format_attributes): New.
201 * c-format.h: Add structure target_ovr_attr to hold
202 system specific formatter names.
203 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
204 msformat-c.o file to c_target_objs and cxx_target_objs.
205 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
206 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
207 (TARGET_N_FORMAT_TYPES): New.
208 * config/i386/msformat-c.c: New.
209 * config/i386/t-cygming: Add build rule for msformat-c.o.
210 * doc/extend.texi: Add new format names gnu_* and ms_* and
212 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
214 2008-03-20 Ira Rosen <irar@il.ibm.com>
216 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
217 optimizations turned on under -O3.
218 (ftree-vectorize): Add that the flag is turned on with -O3.
220 2008-03-20 Ben Elliston <bje@au.ibm.com>
222 * regmove.c (try_auto_increment): Fix spelling error in comment.
223 * final.c (final_scan_insn): Likewise.
225 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
229 allocator preferences for "y" and "r" class registers.
230 ("*mov<mode>_internal"): Ditto.
231 ("*movv2sf_internal_rex64"): Ditto.
232 ("*movv2sf_internal"): Ditto.
234 2008-03-19 Michael Matz <matz@suse.de>
237 * calls.c (expand_call): Check overlap of arguments with call
238 address for sibcalls.
240 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
243 * stor-layout.c (update_alignment_for_field): Set minimum alignment
244 of the underlying type of a MS bitfield layout to the natural
245 alignment of the type.
247 2008-03-19 Jan Hubicka <jh@suse.cz>
250 * toplev.c (decode_d_option): Handle all CPP flags.
251 * tree-vrp.c: Update tree_pass descriptors.
252 * regrename.c: Update tree_pass descriptors.
253 * fwprop.c: Update tree_pass descriptors.
254 * doc/invoke.texi: Remove documentation of dropped -d? flags.
255 * tree-into-ssa.c: Update tree_pass descriptors.
256 * tree-dump.c: Update tree_pass descriptors.
257 * tree-complex.c: Update tree_pass descriptors.
258 * tree-dump.h: Update tree_pass descriptors.
259 * see.c: Update tree_pass descriptors.
260 * cgraphbuild.c: Update tree_pass descriptors.
261 * tracer.c: Update tree_pass descriptors.
262 * tree-loop-distribution.c: Update tree_pass descriptors.
263 * cgraph.c: Update tree_pass descriptors.
264 * postreload-gcse.c: Update tree_pass descriptors.
265 * postreload.c: Update tree_pass descriptors.
266 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
267 * tree-tailcall.c: Update tree_pass descriptors.
268 * tree-pass.h (tree_opt_pass): Rename to ...
269 (opt_pass) ... this one; add "type" field and remove letter field.
270 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
271 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
272 all_lowering_passes): Update declaration.
273 * ipa-cp.c: Update tree_pass descriptors.
274 * final.c: Update tree_pass descriptors.
275 * omp-low.c: Update tree_pass descriptors.
276 * tree-ssa-dse.c: Update tree_pass descriptors.
277 * ipa-reference.c: Update tree_pass descriptors.
278 * tree-ssa-uncprop.c: Update tree_pass descriptors.
279 * auto-inc-dec.c: Update tree_pass descriptors.
280 * reorg.c: Update tree_pass descriptors.
281 * cgraphunit.c: Update tree_pass descriptors.
282 * tree-ssa-copyrename.c: Update tree_pass descriptors.
283 * tree-ssa-ccp.c: Update tree_pass descriptors.
284 * df-core.c: Update tree_pass descriptors.
285 * mode-switching.c: Update tree_pass descriptors.
286 * tree-nomudflap.c: Update tree_pass descriptors.
287 * modulo-sched.c: Update tree_pass descriptors.
288 * ipa-pure-const.c: Update tree_pass descriptors.
289 * cse.c: Update tree_pass descriptors.
290 * web.c: Update tree_pass descriptors.
291 * tree-stdarg.c: Update tree_pass descriptors.
292 * tree-ssa-math-opts.c: Update tree_pass descriptors.
293 * tree-ssa-dom.c: Update tree_pass descriptors.
294 * tree-nrv.c: Update tree_pass descriptors.
295 * tree-ssa-alias.c: Update tree_pass descriptors.
296 * loop-init.c: Update tree_pass descriptors.
297 * gimple-low.c: Update tree_pass descriptors.
298 * ipa-inline.c: Update tree_pass descriptors.
299 * tree-ssa-sink.c: Update tree_pass descriptors.
300 * global.c: Update tree_pass descriptors.
301 * ifcvt.c: Update tree_pass descriptors.
302 * jump.c: Update tree_pass descriptors.
303 * predict.c: Update tree_pass descriptors.
304 * tree-ssa-loop.c: Update tree_pass descriptors.
305 * recog.c: Update tree_pass descriptors.
306 * dse.c: Update tree_pass descriptors.
307 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
308 * tree-eh.c: Update tree_pass descriptors.
309 * regmove.c: Update tree_pass descriptors.
311 * function.c: Update tree_pass descriptors.
312 * tree-vectorizer.c: Update tree_pass descriptors.
313 * gcse.c: Update tree_pass descriptors.
314 * ipa-type-escape.c: Update tree_pass descriptors.
315 * tree-if-conv.c: Update tree_pass descriptors.
316 * init-regs.c: Update tree_pass descriptors.
317 * ipa.c: Update tree_pass descriptors.
318 * tree-ssa-phiopt.c: Update tree_pass descriptors.
319 * rtl-factoring.c: Update tree_pass descriptors.
320 * lower-subreg.c: Update tree_pass descriptors.
321 * bt-load.c: Update tree_pass descriptors.
322 * tree-dfa.c: Update tree_pass descriptors.
323 * except.c: Update tree_pass descriptors.
324 * emit-rtl.c: Update tree_pass descriptors.
325 * cfgexpand.c: Update tree_pass descriptors.
326 * tree-cfgcleanup.c: Update tree_pass descriptors.
327 * cfgcleanup.c: Update tree_pass descriptors.
328 * tree-ssa-pre.c: Update tree_pass descriptors.
329 * tree-sra.c: Update tree_pass descriptors.
330 * tree-mudflap.c: Update tree_pass descriptors.
331 * tree-ssa-copy.c: Update tree_pass descriptors.
332 * cfglayout.c: Update tree_pass descriptors.
333 * tree-ssa-forwprop.c: Update tree_pass descriptors.
334 * tree-ssa-dce.c: Update tree_pass descriptors.
335 * tree-ssa.c: Update tree_pass descriptors.
336 * regclass.c: Update tree_pass descriptors.
337 * integrate.c: Update tree_pass descriptors.
338 * tree-optimize.c: Update tree_pass descriptors.
339 * tree-ssa-phiprop.c: Update tree_pass descriptors.
340 * tree-object-size.c: Update tree_pass descriptors.
341 * combine.c: Update tree_pass descriptors.
342 * tree-outof-ssa.c: Update tree_pass descriptors.
343 * bb-reorder.c: Update tree_pass descriptors.
344 * stack-ptr-mod.c: Update tree_pass descriptors.
345 * var-tracking.c: Update tree_pass descriptors.
346 * tree-profile.c: Update tree_pass descriptors.
347 * tree-vect-generic.c: Update tree_pass descriptors.
348 * reg-stack.c: Update tree_pass descriptors.
349 * sched-rgn.c: Update tree_pass descriptors.
350 * tree-ssa-structalias.c: Update tree_pass descriptors.
351 * tree-cfg.c: Update tree_pass descriptors.
352 * passes.c (current_pass): Update declaration.
353 (finish_optimization_passes): Update.
354 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
355 (register_one_dump_file, register_dump_files_1, next_pass_1):
357 (init_optimization_passes): Update handling of new types.
358 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
359 * ipa-struct-reorg.c: Update tree_pass descriptors.
360 * tree-ssa-reassoc.c: Update tree_pass descriptors.
361 * combine-stack-adj.c: Update tree_pass descriptors.
362 * cfgrtl.c: Update tree_pass descriptors.
363 * dce.c: Update tree_pass descriptors.
364 * tree-ssanames.c: Update tree_pass descriptors.
366 2008-03-19 Richard Guenther <rguenther@suse.de>
369 * tree-ssa.c (always_executed): New global flag.
370 (warn_uninitialized_var): If !always_executed warn with "maybe"
372 (execute_early_warn_uninitialized): Compute post-dominators.
373 Initialize always_executed before processing each basic block.
375 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
378 * config/i386/i386.c (x86_this_parameter): Calculate correct location
379 of "this" pointer when "regparm = N" or "fastcall" is in effect.
381 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
383 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
385 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
387 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
389 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
390 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
391 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
392 target after ignore has been set, and move there also the commputation
393 of subtarget and original_target.
394 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
395 (LANG_HOOKS_INITIALIZER): Remove it.
396 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
398 2008-03-18 Richard Guenther <rguenther@suse.de>
400 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
401 found an expression with constants, note that in the VN for the lhs.
402 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
403 fold them to constants if possible. Run cleanup_cfg if done so.
404 (execute_pre): Return todo.
406 (execute_fre): Likewise.
407 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
409 (get_prop_source_stmt): Look through pointer conversions.
411 2008-03-18 Jan Hubicka <jh@suse.cz>
413 * tree-pretty-print.c: Include predict.h.
414 (dump_generic_node): Dump predictor.
415 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
416 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
417 * gimple-low.c (lower_stmt): Likewise.
418 * expr.c (expand_expr_real): Likewise.
419 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
421 (build_predict_expr, build_predict_expr): New.
422 * predict.h (predictor_name, build_predict_expr): Update.
423 * c-typeck.c (c_finish_bc_stmt): Add prediction.
424 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
425 * predict.def (PRED_CONTINUE): Update hitrate.
426 * tree.def (PREDICT_EXPR): Define.
427 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
428 do not handle BIND_EXPR.
429 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
430 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
431 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
434 2008-03-18 Michael Matz <matz@suse.de>
436 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
438 2008-03-18 Richard Guenther <rguenther@suse.de>
440 * tree-gimple.h (is_gimple_invariant_address): Declare.
441 (is_gimple_constant): Likewise.
442 * tree-gimple.c (is_gimple_constant): New function.
443 (is_gimple_invariant_address): Likewise.
444 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
445 and is_gimple_invariant_address.
446 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
448 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
451 2008-03-18 Jakub Jelinek <jakub@redhat.com>
454 * gimplify.c (gimplify_expr): Gimplify second operand of
457 2008-03-17 Richard Guenther <rguenther@suse.de>
459 PR tree-optimization/19637
460 * fold-const.c (fold_unary): Remove restrictions of removing
461 intermediate pointer-conversions (P2)(P1)P0.
462 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
463 conversion to void pointer.
464 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
466 2008-03-16 James E. Wilson <wilson@tuliptree.org>
469 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
470 emulated thread local variables.
472 2008-03-16 Richard Guenther <rguenther@suse.de>
475 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
476 expand TREE_INVARIANT operations that are not gimple invariant.
478 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
480 * doc/extend.texi (Alignment): Say that the ABI controls
481 the __alignof__ for non-strict-alignment targets rather
482 than being a recommendation.
484 2008-03-15 Paul Brook <paul@codesourcery.com>
486 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
488 (arm_output_fn_unwind): Mark functions that can not be unwound.
490 2008-03-15 Paul Brook <paul@codesourcery.com>
492 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
493 extension instructions.
495 2008-03-15 Richard Guenther <rguenther@suse.de>
497 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
498 and fold constant aggregate refs.
499 (fold_const_aggregate_ref): Handle string constants
500 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
501 (evaluate_stmt): Simplify now that ccp_fold folds constant
504 2008-03-15 Paul Brook <paul@codesourcery.com>
506 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
507 (extzv): Use gen_extzv_t2.
508 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
510 2008-03-15 Richard Guenther <rguenther@suse.de>
512 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
513 (fold_const_aggregate_ref): Likewise.
514 (get_value): Return NULL if we don't have any values.
515 (ccp_finalize): Set const_val to NULL after freeing it.
516 * tree-flow.h (get_symbol_constant_value): Declare.
517 (fold_const_aggregate_ref): Likewise.
518 * tree-ssa-sccvn.c (try_to_simplify): Use them.
520 2008-03-15 Richard Guenther <rguenther@suse.de>
523 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
524 to not produce negative array indices if not allowed. Add
525 parameter to indicate that.
526 (maybe_fold_offset_to_component_ref): Allow negative array
527 indices only for the first member of a structure.
528 (maybe_fold_offset_to_reference): Allow negative array indices.
529 (maybe_fold_stmt_addition): Likewise.
531 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
532 Anatoly Sokolov <aesok@post.ru>
534 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
535 (avr_arch): Add ARCH_AVR6.
536 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
537 (initial_elimination_offset): Initialize and use 'avr_pc_size'
538 instead of fixed value 2.
539 (print_operand_address): Use gs() asm specifier instead of pm().
540 (avr_assemble_integer): (Ditto.).
541 (avr_output_addr_vec_elt): (Ditto.).
542 (print_operand): Handle "!" code.
543 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
544 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
545 (AVR_HAVE_EIJMP_EICALL): Define.
546 (AVR_3_BYTE_PC): Redefine.
547 (AVR_2_BYTE_PC): (Ditto.).
548 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
549 (LINK_SPEC): Add atmega2560 and atmega2561.
550 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
552 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
553 for 3 byte PC devices.
554 (call_value_insn): (Ditto.).
555 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
556 (indirect_jump): Use only for for 2 byte PC devices.
557 (*tablejump): (Ditto.).
558 (*indirect_jump_avr6): Add insn.
559 (*tablejump_rjmp): Don't use for 3 byte PC devices.
560 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
561 instead of ijmp for 3 byte PC devices.
562 (__tablejump2__): (Ditto.).
563 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
564 (MULITLIB_DIRNAMES): (Ditto.).
565 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
567 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
569 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
570 "sse2_umulsidi3". Use V1DI mode for operand 0.
571 ("mmx_psadbw"): Use V1DI mode for operand 0.
572 * config/i386/i386-modes.def (V1SI): New vector mode.
573 * config/i386/i386.c (struct builtin_description)
574 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
575 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
576 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
577 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
578 v1di_ftype_v8qi_v8qi type.
579 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
581 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
582 __builtin_ia32_pmuludq]: Fix the mode of return value.
584 2008-03-15 Richard Guenther <rguenther@suse.de>
587 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
590 2008-03-14 Bob Wilson <bob.wilson@acm.org>
592 * doc/invoke.texi (Option Summary, Xtensa Options): Document
593 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
594 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
595 unless TARGET_SERIALIZE_VOLATILE is enabled.
596 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
597 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
598 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
600 2008-03-14 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/34172
603 * tree-flow.h (refs_may_alias_p): Declare.
604 (get_single_def_stmt): Likewise.
605 (get_single_def_stmt_from_phi): Likewise.
606 (get_single_def_stmt_with_phi): Likewise.
607 * tree-dfa.c (refs_may_alias_p): New function.
608 (get_single_def_stmt): Likewise.
609 (get_single_def_stmt_from_phi): Likewise.
610 (get_single_def_stmt_with_phi): Likewise.
611 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
612 (vn_reference_lookup_1): New helper function.
613 (vn_reference_lookup): Walk the virtual use-def chain to
614 continue searching for a match if the def does not alias the
615 reference we are looking for.
617 2008-03-14 David Edelsohn <edelsohn@gnu.org>
619 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
620 archive and Perzl. Update The Written Word listing.
622 2008-03-14 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/34043
625 PR tree-optimization/33989
626 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
628 (bitmap_find_leader): Use extra argument to verify dominance
629 relationship inside a basic-block.
630 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
631 (find_leader_in_sets): Adjust.
632 (create_component_ref_by_pieces): Take extra argument for
633 dominance check, handle lookup failures.
634 (find_or_generate_expression): Likewise.
635 (create_expression_by_pieces): Likewise.
636 (insert_into_preds_of_block): Adjust.
637 (create_value_expr_from): If asked for, verify all operands
638 are in the blocks AVAIL_OUT set.
639 (make_values_for_stmt): Check for SSA_NAMEs that are life
640 over an abnormal edge.
641 (compute_avail): Remove such check.
642 (do_SCCVN_insertion): New function.
643 (eliminate): If we do not find a leader suitable for replacement
644 insert a replacement expression from SCCVN if available.
645 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
646 (struct vn_ssa_aux): Add needs_insertion flag.
647 * tree-ssa-sccvn.c (may_insert): New global flag.
648 (copy_reference_ops_from_ref): Value-number union member access
649 based on its size, not type and member if insertion is allowed.
650 (visit_reference_op_load): For a weak match from union type
651 punning lookup a view-converted value and insert a SSA_NAME
652 for that value if that is not found.
653 (visit_use): Make dumps shorter. Do not disallow value numbering
654 SSA_NAMEs that are life over an abnormal edge to constants.
655 (free_scc_vn): Release inserted SSA_NAMEs.
656 (run_scc_vn): New flag to specify whether insertion is allowed.
657 Process SSA_NAMEs in forward order.
658 * tree-ssa-loop-im.c (for_each_index): Handle invariant
659 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
660 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
661 pointer type to/from integral types that do not change the
662 precision to regular conversions.
664 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
666 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
667 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
668 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
669 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
670 input arguments and the mode of return value. Built-in functions
671 that operate on whole 64-bit MMX register now use V1DI mode.
673 2008-03-13 Alon Dayan <alond@il.ibm.com>
674 Olga Golovanevsky <olga@il.ibm.com>
676 PR tree-optimization/35041
677 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
678 to locate the right position in a statement.
680 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/xmmintrin.h: Change all static inline functions to
685 extern inline and add __gnu_inline__ attribute.
686 * config/i386/bmintrin.h: Ditto.
687 * config/i386/smmintrin.h: Ditto.
688 * config/i386/tmmintrin.h: Ditto.
689 * config/i386/mmintrin-common.h: Ditto.
690 * config/i386/ammintrin.h: Ditto.
691 * config/i386/emmintrin.h: Ditto.
692 * config/i386/pmmintrin.h: Ditto.
693 * config/i386/mmintrin.h: Ditto.
694 * config/i386/mm3dnow.h: Ditto.
696 2008-03-13 Jakub Jelinek <jakub@redhat.com>
699 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
700 (lower_omp_2): New function.
701 (lower_omp_1, lower_omp): Rewritten.
703 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
706 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
707 with the phrase "Microsoft Windows compilers".
708 (Push/Pop Macro Pragmas): New subsection. Document
709 #pragma push_macro and pragma pop_macro.
711 2008-03-12 Paul Brook <paul@codesourcery.com>
713 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
715 2008-03-12 Paul Brook <paul@codesourcery.com>
717 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
718 (thumb2_alusi3_short): Exclude PLUS and MINUS.
719 (thumb2_addsi_shortim): Rename ...
720 (thumb2_addsi_short): ... to this. Allow register operands.
721 (thumb2_subsi_short): New pattern.
722 (thumb2_one_cmplsi2_short,
723 thumb2_negsi2_short): New patterns and peepholes.
725 2008-03-12 Paul Brook <paul@codesourcery.com>
727 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
729 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.md (int_cond): New code iterator.
733 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
734 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
735 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
736 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
737 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
738 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
739 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
740 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
742 2008-03-12 Paul Brook <paul@codesourcery.com>
744 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
745 instead of {arm,thumb}_compute_save_reg_mask.
746 (output_return_instruction): Ditto.
747 (thumb_unexpanded_epilogue): Ditto.
748 (thumb1_expand_prologue): Ditto.
749 (thumb1_output_function_prologue): Ditto.
750 (arm_set_return_address): Ditto.
751 (thumb_set_return_address): Ditto.
752 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
753 regs to achieve stack alignment.
754 (thumb1_compute_save_reg_mask): Fix compiler warning.
755 (arm_output_epilogue): Use offsets->saved_regs_mask.
756 Adjust stack pointer by poping call clobered registers.
757 (arm_expand_prologue): Use offsets->saved_regs_mask.
758 Adjust stack pointer by pushing extra registers.
759 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
761 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
764 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
765 conversion to the operands of a multiplication.
767 2008-03-12 Richard Guenther <rguenther@suse.de>
769 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
770 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
771 * timevar.def (TV_TREE_PHIPROP): Add.
772 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
773 pass description. Use TV_TREE_PHIPROP.
774 * tree-ssa-forwprop.c: Remove phiprop code.
776 2008-03-12 Jakub Jelinek <jakub@redhat.com>
779 * omp-low.c (maybe_lookup_decl): Constify first argument.
780 (use_pointer_for_field): Change last argument from bool to
781 omp_context *. Disallow shared copy-in/out in nested
782 parallel if decl is shared in outer parallel too.
783 (build_outer_var_ref, scan_sharing_clauses,
784 lower_rec_input_clauses, lower_copyprivate_clauses,
785 lower_send_clauses, lower_send_shared_vars): Adjust callers.
787 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
788 Ira Rosen <irar@il.ibm.com>
790 * tree-vectorizer.c (free_stmt_vec_info): New function.
791 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
792 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
793 * tree-vectorizer.h (free_stmt_vec_info): Declare.
794 * tree-vect-transform.c (vectorizable_conversion): Free
795 vec_oprnds0 if it was allocated.
796 (vect_permute_store_chain): Remove unused VECs.
797 (vectorizable_store): Free VECs that are allocated in the..
799 (vect_transform_strided_load, vectorizable_load): Likewise.
800 (vect_remove_stores): Simplify the code.
801 (vect_transform_loop): Move code to vect_remove_stores().
802 Call vect_remove_stores() and free_stmt_vec_info().
804 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
806 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
807 TARGET_HPUX. Revise comment.
808 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
809 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
810 Use sr4 variant of `be' instruction when not generating PIC code.
811 (attr_length_call): Adjust for above change.
813 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
815 * ipa-reference.c (static_execute): Remove module_statics_const and
816 associated setting code.
818 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
821 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
822 predicate for operand 1.
823 (paritysi2_cmp): Use register_operand predicate for operand 2.
824 Use earlyclobber modifier for operand 1. Remove support for
826 (paritydi2_cmp): Use register_operand predicate for operand 3.
827 Use earlyclobber modifier for operand 1. Remove support for
830 2008-03-11 Paul Brook <paul@codesourcery.com>
831 Vladimir Prus <vladimir@codesourcery.com>
833 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
834 (arm_compute_save_reg0_reg12_mask): Always
835 check if register 11 must be saved. Always safe hard frame pointer
836 when frame_pointer_needeed.
837 (arm_compute_save_reg_mask): Save IP and PC
838 only with apcs frames.
839 (arm_output_epilogue): Adjust Thumb2 codepath to
840 be also invoked and work for ARM non-apcs frames.
841 (arm_expand_prologue): Don't bother saving IP
842 for non-apcs frame, since it's not clobbered by
843 prologue code. Implement non-apcs frame
846 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
848 PR rtl-optimization/35281
849 * expr.c (convert_move): Use a new pseudo for the intermediate
850 from_mode->word_mode result.
852 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
854 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
855 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
856 * toplev.c (compile_file): Don't call it.
858 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
861 * expr.c (store_expr): Call emit_block_move if the mode
862 of "temp" RTX is BLKmode.
864 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
865 Richard Guenther <rguenther@suse.de>
867 PR tree-optimization/31358
868 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
869 the step with a NULL_TREE.
870 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
871 to sizetype if type is a pointer type.
872 (add_candidate_1): Don't convert the base and step to
873 the generic type if the orginal type is a pointer type.
874 (add_iv_value_candidates): Use sizetype for the step
875 if type is a pointer type.
876 (cand_value_at): Likewise.
877 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
879 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
880 Don't convert the tem affine to the type.
881 (add_elt_to_tree): Use sizetype for the step if a pointer.
882 Use POINTER_PLUS_EXPR for pointers.
883 (aff_combination_to_tree): Use sizetype for the step if a
886 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
888 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
889 Remove commutativity hint.
891 2008-03-10 Jakub Jelinek <jakub@redhat.com>
895 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
896 errorneous type. Check that v is a VAR_DECL.
899 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
901 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
903 PR tree-optimization/35494
904 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
905 may be overriden at link and run time.
907 2008-03-10 Richard Guenther <rguenther@suse.de>
909 PR tree-optimization/34677
910 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
911 (poolify_tree): Likewise.
912 (modify_expr_template): Likewise.
913 (poolify_modify_stmt): Likewise.
914 (insert_fake_stores): Handle all component-ref style stores
915 in addition to INDIRECT_REF. Also handle complex types.
916 Do not poolify the inserted load.
917 (realify_fake_stores): Do not rebuild the tree but only
918 make it a SSA_NAME copy.
919 (init_pre): Remove initialzation of modify_expr_template.
920 Do not allocate modify_expr_node_pool.
921 (fini_pre): Do not free modify_expr_node_pool.
923 2008-03-10 Paul Brook <paul@codesourcery.com>
925 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
928 2008-03-10 Paul Brook <paul@codesourcery.com>
929 Mark Shinwell <shinwell@codesourcery.com>
931 * config/arm/cortex-r4.md: New.
932 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
934 * config/arm/arm.md: Include cortex-r4.md.
935 (insn): Add smmls, sdiv and udiv values.
936 (generic_sched): Don't use generic scheduling for Cortex-R4.
937 (arm_issue_rate): New function.
938 (TARGET_SCHED_ISSUE_RATE): Define.
940 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
942 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
944 2008-03-10 Richard Guenther <rguenther@suse.de>
946 * tree-ssa-pre.c (get_sccvn_value): Simplify.
947 (compute_avail): Do not add stmt uses to AVAIL_OUT.
949 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
951 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
954 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
956 * c.opt (Wsynth): Deprecate.
957 * doc/invoke.texi (Option Summary, Warning Options): Document
958 -Wno-format-contains-nul.
960 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
964 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
966 2008-03-09 Ira Rosen <irar@il.ibm.com>
968 * config/rs6000/rs6000.c (builtin_description): Rename vector
969 left shift operations.
970 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
971 (altivec_vsl<VI_char>): Rename to ...
972 (ashl<mode>3): ... new name.
973 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
975 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
977 2008-03-08 Richard Guenther <rguenther@suse.de>
979 * coverage.h (tree_coverage_counter_addr): Declare.
980 * coverage.c (tree_coverage_counter_addr): New function.
981 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
983 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
984 (tree_gen_one_value_profiler): Likewise.
985 (tree_gen_ic_profiler): Likewise.
986 (tree_gen_average_profiler): Likewise.
987 (tree_gen_ior_profiler): Likewise.
989 2008-03-08 Richard Guenther <rguenther@suse.de>
991 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
992 (vn_binary_op_insert): Likewise.
993 (vn_unary_op_lookup): Likewise.
994 (vn_unary_op_insert): Likewise.
995 (vn_nary_op_lookup): Declare.
996 (vn_nary_op_insert): Likewise.
997 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
998 and binary hashes, use a single obstack for unary_op_pool
1000 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1001 a single struct vn_nary_op_s. Store tree code length and
1002 a variable number of operands.
1003 (struct vn_reference_op_struct): Remove unused op2.
1004 (vn_reference_op_eq): Do not compare op2.
1005 (vn_reference_op_compute_hash): Do not compute hash of op2.
1006 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1007 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1008 with vn_nary_op_compute_hash.
1009 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1010 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1012 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1014 (visit_unary_op): Call nary functions.
1015 (visit_binary_op): Likewise.
1016 (process_scc): Adjust for struct vn_tables_s changes.
1017 (allocate_vn_table): Likewise.
1018 (free_vn_table): Likewise.
1019 * tree-vn.c (vn_add): Call nary functions.
1020 (vn_lookup): Likewise.
1022 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1025 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1026 wdst back after sync_compare_and_swapqhi_internal.
1028 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/i386-modes.def (V1DI): New vector mode.
1032 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1033 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1034 (MMXMODE248): Ditto.
1035 (MMXMODE): Add V1DI mode.
1036 (mmxvecsize): Change DI mode to V1DI mode.
1037 ("mov<mode>): Use MMXMODEI8 mode iterator.
1038 ("*mov<mode>_internal_rex64"): Ditto.
1039 ("*mov<mode>_internal"): Ditto.
1040 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1041 ("mmx_sub<mode>3"): Ditto.
1042 ("mmx_adddi3"): Remove insn pattern.
1043 ("mmx_subdi3"): Ditto.
1044 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1045 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1046 ("mmx_ashl<mode>3"): Ditto.
1047 ("mmx_lshrdi3"): Remove insn pattern.
1048 ("mmx_ashldi3"): Ditto.
1049 * config/i386/i386.c (classify_argument): Handle V1DImode.
1050 (function_arg_advance_32): Ditto.
1051 (function_arg_32): Ditto.
1052 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1053 mmx_addv1di3 insn pattern.
1054 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1055 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1056 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1057 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1058 Remove definitions of built-in functions.
1059 (V1DI_type_node): New node.
1060 (v1di_ftype_v1di_int): Ditto.
1061 (v1di_ftype_v1di_v1di): Ditto.
1062 (v2si_ftype_v2si_si): Ditto.
1063 (v4hi_ftype_v4hi_di): Remove node.
1064 (v2si_ftype_v2si_di): Ditto.
1065 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1066 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1067 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1068 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1069 Add new builtins using def_builtin_const.
1070 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1071 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1072 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1073 * config/i386/mmintrin.h (__v1di): New typedef.
1074 (_mm_add_si64): Cast arguments to __v1di type.
1075 (_mm_sub_si64): Ditto.
1076 (_mm_sll_pi16): Cast __count to __v4hi type.
1077 (_mm_sll_pi32): Cast __count to __v2si type.
1078 (_mm_sll_si64): Cast arguments to __v1di type.
1079 (_mm_srl_pi16): Cast __count to __v4hi type.
1080 (_mm_srl_pi32): Cast __count to __v2si type.
1081 (_mm_srl_si64): Cast arguments to __v1di type.
1082 (_mm_sra_pi16): Cast __count to __v4hi type.
1083 (_mm_sra_pi32): Cast __count to __v2si type.
1084 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1085 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1086 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1087 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1088 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1089 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1090 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1091 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1092 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1093 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1094 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1095 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1097 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1099 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1101 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1104 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1105 reg+const addressing for Altivec modes. Don't generate reg+reg
1106 addressing for TFmode or TDmode quantities.
1108 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1110 * c-common.c (vector_types_convertible_p): Call langhook
1111 instead of comptypes.
1113 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1116 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1117 integral and scalar float variables which have a
1120 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1122 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1123 dwarf_register_span hook when emitting unwind information for
1124 register-to-memory saves.
1125 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1126 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1128 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1130 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1131 for the same VAR_DECL.
1133 2008-03-06 Tom Tromey <tromey@redhat.com>
1136 * doc/standards.texi (Standards): Don't mention treelang.
1137 * doc/invoke.texi (Overall Options): Don't mention treelang.
1138 * doc/install.texi (Prerequisites): Don't mention bison or
1140 (Configuration): Don't mention treelang.
1141 (Building): Likewise.
1142 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1144 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1146 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1147 word-extractions out of a multi-word object.
1149 2008-03-06 Richard Guenther <rguenther@suse.de>
1151 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1152 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1153 result type and precision.
1154 * expr.c (get_inner_reference): Set unsignedp based on the result
1155 type of BIT_FIELD_REF.
1156 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1157 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1158 (try_instantiate_multiple_fields): Likewise. Use the correct type
1160 (sra_build_assignment): Likewise.
1161 (sra_build_elt_assignment): Likewise.
1162 (sra_explode_bitfield_assignment): Likewise.
1163 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1164 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1165 set BIT_FIELD_REF_UNSIGNED.
1166 (vectorizable_load): Likewise.
1168 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1170 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1173 2008-03-06 Richard Guenther <rguenther@suse.de>
1175 * alias.c (struct alias_set_entry): Move has_zero_child field
1176 to pack with alias_set.
1178 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1180 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1183 2008-03-05 Ian Lance Taylor <iant@google.com>
1185 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1187 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1189 * fwprop.c (update_df): Support width and offset parameters of
1191 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1192 global_conflicts): Change DF_REF_EXTRACT to either
1193 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1194 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1195 * df-scan.c (df_ref_record, df_defs_record,
1196 df_ref_create_structure, df_def_record_1, df_uses_record,
1197 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1198 df_bb_refs_collect, df_entry_block_defs_collect,
1199 df_exit_block_uses_collect): Support new width and offset fields.
1200 (ref_extract_pool): New storage pool.
1201 (df_free_ref): New function.
1202 (df_reg_chain_unlink, df_free_collection_rec,
1203 df_sort_and_compress_refs): Call df_free_ref.
1204 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1206 (df_ref_create_structure): Allocate df_ref_extract if offset and
1207 width fields are used.
1208 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1209 (df_uses_record): Get offset and width from ZERO_EXTRACT
1211 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1212 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1213 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1214 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1215 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1216 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1217 (df_ref_extract): New structure.
1218 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1219 (df_ref_create): Add width and offset parameters.
1221 2008-03-05 Richard Guenther <rguenther@suse.de>
1223 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1224 Use ranges_overlap_p.
1225 (offset_overlaps_with_access): Rename
1226 to ranges_overlap_p and move ...
1227 * tree-flow-inline.h (ranges_overlap_p): ... here.
1229 * tree.h (get_inner_reference, handled_component_p): Update
1232 * tree.h (record_component_aliases, get_alias_set,
1233 alias_sets_conflict_p, alias_sets_must_conflict_p,
1234 objects_must_conflict_p): Move declarations ...
1235 * alias.h (record_component_aliases, get_alias_set,
1236 alias_sets_conflict_p, alias_sets_must_conflict_p,
1237 objects_must_conflict_p): ... here.
1238 Include coretypes.h.
1239 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1241 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1243 * cfg.c: Include tree-flow.h.
1244 (remove_edge_raw): Call redirect_edge_var_map_clear.
1245 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1246 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1247 (redirect_edge_var_map_result): New.
1248 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1249 PENDING_STMT use with redirect_edge_var_map_*.
1250 * tree-ssa.c (edge_var_maps): New definition.
1251 (redirect_edge_var_map_add): New.
1252 (redirect_edge_var_map_clear): New.
1253 (redirect_edge_var_map_dup): New.
1254 (redirect_edge_var_map_vector): New.
1255 (redirect_edge_var_map_destroy): New.
1256 (ssa_redirect_edge): Replace PENDING_STMT use with
1257 redirect_edge_var_map_*.
1258 (flush_pending_stmts): Same.
1259 (delete_tree_ssa): Destroy edge var map.
1260 * tree-flow.h (struct _edge_var_map): New.
1261 Define edge_var_map vector type.
1262 Declare redirect_edge_var_map_* prototypes.
1263 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1264 * tree-cfg.c (reinstall_phi_args): Replace
1265 PENDING_STMT use with redirect_edge_var_map_*.
1267 2008-03-05 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/35472
1270 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1271 whose single use_stmt has a overlapping set of loaded and
1272 stored symbols as that use_stmt might be a noop assignment then.
1274 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1276 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1278 2008-03-05 Richard Guenther <rguenther@suse.de>
1281 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1282 should be constants.
1283 * tree-cfg.c (verify_expr): Verify it.
1284 * fold-const.c (fold_truthop): Remove code generating
1285 BIT_FIELD_REFs of structure bases.
1286 (fold_binary): Likewise.
1287 (fold_ternary): Position and size of BIT_FIELD_REFs are
1288 always host integers.
1289 (make_bit_field_ref): Remove.
1290 (optimize_bit_field_compare): Remove.
1291 (all_ones_mask_p): Remove.
1293 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1296 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1297 (split_block_and_df_analyze): New. Split basic block and rebuild
1299 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1301 (split_pattern_seq): Likewise.
1302 (erase_matching_seqs): Likewise.
1303 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1305 2008-03-04 Geoff Keating <geoffk@apple.com>
1307 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1308 declaration and code.
1309 (tree_invalid_nonnegative_warnv_p): Likewise.
1311 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1313 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1314 examples. Truncate option-names then causing overfull hbox.
1316 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1319 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1321 * configure: Rebuilt.
1323 2008-03-04 Rafael Espindola <espindola@google.com>
1325 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1326 (tree_unary_nonnegative_warnv_p): New.
1327 (tree_binary_nonnegative_warnv_p): New.
1328 (tree_single_nonnegative_warnv_p): New.
1329 (tree_invalid_nonnegative_warnv_p): New.
1330 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1332 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1335 * opts.c (handle_option): Postpone 'unknown option' errors only for
1338 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1344 2008-03-04 Rafael Espindola <espindola@google.com>
1346 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1347 (tree_binary_nonzero_warnv_p): New.
1348 (tree_single_nonzero_warnv_p): New.
1349 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1351 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1354 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1355 transformations for modes that have signed zeros.
1356 * ifcvt.c (noce_try_abs): Ditto.
1358 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1360 * config/i386/i386.c (override_options): Force
1361 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1363 2008-03-04 Jan Hubicka <jh@suse.cz>
1366 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1369 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1371 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1372 label to probe the stack.
1374 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1376 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1377 (__gthr_win32_mutex_destroy): Declare.
1378 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1379 __gthr_win32_mutex_destroy.
1380 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1382 2008-03-03 Jan Hubicka <jh@suse.cz>
1385 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1386 aggressive on inlining cold calls.
1388 2008-03-03 Richard Guenther <rguenther@suse.de>
1390 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1391 struct copies into the expression table.
1392 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1393 (try_to_simplify): Likewise.
1394 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1395 integral and pointer arguments which do not change the
1396 precision to NOP_EXPRs.
1397 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1398 VIEW_CONVERT_EXPR case.
1400 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1402 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1403 defined in a loop at depth 0 is invariant.
1404 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1405 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1406 be called at loop depth 0.
1408 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1411 * gcc.c (process_command): Update copyright notice dates.
1412 * gcov.c (print_version): Likewise.
1413 * gcov-dump.c (print_version): Likewise.
1414 * mips-tfile.c (main): Likewise.
1415 * mips-tdump.c (main): Likewise.
1417 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1420 * c-common.c (flag_permissive): Delete.
1421 (constant_expression_warnings): Check flags first.
1422 (constant_expression_error): New.
1423 * c-common.h (flag_permissive): Delete.
1424 (constant_expression_error): Declare.
1425 * flags.h (flag_permissive): Declare. Update description.
1426 * diagnostic.c (pedwarn): Update.
1428 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1429 (permissive_error_kind): New.
1430 * toplev.c (flag_permissive): Define. Update description.
1431 * toplev.h (permissive_error_kind): Declare.
1432 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1433 (pedwarn_c90): Use pedantic_warning_kind.
1434 * c-opts.c (c_common_post_options): flag_permissive does not affect
1435 flag_pedantic_errors.
1437 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1439 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1440 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1441 __absvsi2, __absvDI2): Use unsigned arithmetic.
1443 2008-03-02 Andi Kleen <ak@suse.de>
1444 Richard Guenther <rguenther@suse.de>
1446 * struct-equiv.c: Remove file.
1447 * cfg_cleanup.c (condjump_equiv_p): Remove.
1448 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1449 (struct-equiv.o): Remove rule.
1450 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1451 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1452 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1454 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1456 * ifcvt.c (noce_process_if_block): Try to handle only the then
1457 block if the else block exists but isn't suitable.
1459 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1462 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1463 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1464 regression from previous patch.
1466 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1469 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1471 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1472 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1473 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1474 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1475 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1476 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1477 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1478 (__gthread_mutex_destroy_function): Rename to
1479 __gthread_mutex_destroy.
1480 * gthr-dce.h (__gthread_mutex_destroy): Call
1481 pthread_mutex_destroy.
1482 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1483 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1484 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1488 * df-scan.c (df_ref_chain_change_bb): Simplify.
1489 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1490 set_block_for_insn if there's any change.
1491 * df.h ((df_insn_change_bb): Fix prototype.
1492 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1493 df_insn_change_bb, don't call set_block_for_insn.
1494 * emit-rtl.c (reorder_insns): Likewise.
1495 * haifa-sched.c (move_insn): Likewise.
1497 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1499 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1501 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1503 * tree-flow-inline.h (next_readonly_imm_use): Return
1504 NULL_USE_OPERAND_P after the end.
1506 2008-03-01 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/35411
1509 * tree-sra.c (sra_build_assignment): Split conversion to
1510 final type to a separate statement if we are not assigning
1513 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1515 * fold-const.c (fold_convertible_p): Correct the logic to follow
1516 that in fold_convert().
1518 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1521 * tree-inline.c (build_duplicate_type): When we make a
1522 duplicate type, make it unique in the canonical types system.
1524 2008-02-29 Tom Tromey <tromey@redhat.com>
1526 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1527 input_file_stack_history, input_file_stack_restored): Remove.
1528 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1529 * input.h (struct file_stack): Remove.
1530 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1531 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1533 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1535 (diagnostic_last_module_changed): Add 'map' argument.
1536 (diagnostic_set_last_function): Likewise.
1537 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1538 line map, not input_file_stack.
1539 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1541 2008-02-29 Paul Brook <paul@codesourcery.com>
1543 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1545 2008-02-29 Paul Brook <paul@codesourcery.com>
1547 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1549 2008-02-29 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1553 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1554 value for comparing for a store match.
1555 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1556 (try_to_simplify): Do not do a full-blown reference lookup.
1558 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1560 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1561 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1563 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1565 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1567 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1568 strides against cache sizes.
1570 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1572 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1575 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1577 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1578 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1579 is smaller than the original promoted value.
1580 (simplify_subreg): If OP is a SUBREG, try to preserve its
1581 SUBREG_PROMOTED_VAR_P information.
1583 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1585 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1586 (VN_INFO_GET): Allocate new objects on the obstack.
1587 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1588 for rpo_numbers_temp, for consistency.
1589 (free_scc_vn): Free the obstack.
1591 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1593 * doc/invoke.texi: Document -ftree-loop-distribution.
1594 * tree-loop-distribution.c: New.
1595 * tree-pass.h (pass_loop_distribution): New.
1596 * graphds.h (struct graph): Add htab_t indices.
1597 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1598 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1599 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1600 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1601 * tree-data-ref.c (debug_data_dependence_relations): New.
1602 (dump_data_dependence_relation): Also print data references.
1603 (free_data_ref): Extern.
1604 (same_access_functions): Moved...
1605 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1606 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1607 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1608 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1609 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1610 (stmts_from_loop): Skip LABEL_EXPR.
1611 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1613 (build_rdg): Initialize rdg->indices htab.
1614 (free_rdg, stores_from_loop, ref_base_address,
1615 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1616 have_similar_memory_accesses_1, ref_base_address_1,
1617 remove_similar_memory_refs): New.
1618 * tree-data-ref.h: Depend on tree-chrec.h.
1619 (debug_data_dependence_relations, free_data_ref): Declared.
1620 (same_access_functions): ... here.
1621 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1623 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1624 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1625 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1626 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1627 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1628 rdg_vertex_for_stmt): Declared.
1629 (struct rdg_edge): Add level.
1631 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1632 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1634 (rdg_has_similar_memory_accesses): New.
1635 * tree-vect-analyze.c: Remove unused static decls.
1636 * lambda.h (dependence_level): New.
1637 * common.opt (ftree-loop-distribution): New.
1638 * tree-flow.h (mark_virtual_ops_in_bb,
1639 slpeel_tree_duplicate_loop_to_edge_cfg,
1640 rename_variables_in_loop): Declared.
1641 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1642 (OBJS-common): Add tree-loop-distribution.o.
1643 (tree-loop-distribution.o): New rule.
1644 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1645 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1646 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1648 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1651 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1652 other than structures and unions.
1654 2008-02-28 Richard Guenther <rguenther@suse.de>
1657 2008-02-26 Richard Guenther <rguenther@suse.de>
1659 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1660 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1661 (lookup_decl_from_uid): Declare.
1662 (remove_decl_from_map): Likewise.
1663 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1664 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1665 (decl_for_uid_map): New global hashtable mapping DECL_UID
1667 (init_ttree): Allocate it.
1668 (insert_decl_to_uid_decl_map): New helper function.
1669 (make_node_stat): Insert new decls into the map.
1670 (copy_node_stat): Likewise.
1671 (lookup_decl_from_uid): New function.
1672 (remove_decl_from_map): Likewise.
1673 (print_decl_for_uid_map_statistics): New helper.
1674 (dump_tree_statistics): Call it.
1676 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1677 (referenced_var_iterator): Adjust.
1678 (FOR_EACH_REFERENCED_VAR): Adjust.
1679 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1680 (num_referenced_vars): Adjust.
1681 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1682 (first_referenced_var): Remove.
1683 (end_referenced_vars_p): Likewise.
1684 (next_referenced_var): Likewise.
1685 (referenced_var_iterator_set): New helper function.
1686 * tree-dfa.c (referenced_var_lookup): Adjust.
1687 (referenced_var_check_and_insert): Likewise.
1688 (remove_referenced_var): Likewise.
1689 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1691 (verify_call_clobbering): Likewise.
1692 (verify_memory_partitions): Likewise.
1693 (init_tree_ssa): Allocate bitmap instead of hashtable for
1695 (delete_tree_ssa): Adjust.
1696 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1698 (compute_tag_properties): Likewise.
1699 (set_initial_properties): Likewise.
1700 (find_partition_for): Likewise.
1701 (update_reference_counts): Likewise.
1702 (dump_may_aliases_for): Likewise.
1703 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1704 (add_call_clobber_ops): Likewise.
1705 (add_call_read_ops): Likewise.
1706 (get_asm_expr_operands): Likewise.
1707 * tree-into-ssa.c (dump_decl_set): Likewise.
1708 (update_ssa): Likewise.
1709 * tree-sra.c (scan_function): Likewise.
1710 (decide_instantiations): Likewise.
1711 (scalarize_parms): Likewise.
1712 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1713 (dsa_named_for): Likewise.
1714 * tree-ssa-structalias.c (update_alias_info): Likewise.
1715 (merge_smts_into): Likewise.
1717 2008-02-27 David Daney <ddaney@avtrex.com>
1720 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1721 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1722 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1723 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1724 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1726 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1729 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1730 (BUILT_IN_NEXTTOWARD): Remove.
1731 (BUILT_IN_NEXTTOWARDF): Ditto.
1732 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1733 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1735 2008-02-27 Tom Tromey <tromey@redhat.com>
1737 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1738 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1740 2008-02-27 Jan Beulich <jbeulich@novell.com>
1742 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1743 update the respective field on newdecl.
1745 2008-02-27 Revital Eres <eres@il.ibm.com>
1747 PR rtl-optimization/34999
1748 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1749 crossing edges that ends with a call insn.
1750 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1751 call insn and clear the EDGE_CROSSING flag of the crossing edge
1752 when fixing fallthru edges.
1754 2008-02-27 Richard Guenther <rguenther@suse.de>
1757 * fold-const.c (fold_unary): Return the correct argument,
1758 converted to the result type.
1760 2008-02-27 Richard Guenther <rguenther@suse.de>
1763 * expr.c (expand_expr_real_1): Assert on rotates that operate
1765 * fold-const.c (fold_binary): Use the types precision, not the
1766 bitsize of the mode if folding rotate expressions. Build rotates
1767 only for full modes.
1769 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1771 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1773 * c-pragma.c (pragma_ns_name): New typedef.
1774 (registered_pp_pragmas): New variable.
1775 (c_pp_lookup_pragma): New function.
1776 (c_register_pragma_1): If flag_preprocess_only, do nothing
1777 for non-expanded pragmas, for expanded ones push pragma's
1778 namespace and name into registered_pp_pragmas vector.
1779 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1780 flag_preprocess_only, don't register GCC pch_preprocess
1781 pragma if flag_preprocess_only.
1782 * c-opts.c (c_common_init): Call init_pragma even if
1783 flag_preprocess_only.
1784 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1785 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1786 cpp_register_pragma if flag_preprocess_only.
1788 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1791 * c-parser.c (c_parser_translation_unit): Warn for empty
1792 translation unit, not empty source file.
1794 2008-02-26 Paul Brook <paul@codesourcery.com>
1796 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1797 operand for Thumb-2.
1798 * config/arm/arm.h (reg_class): Add CORE_REGS.
1799 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1800 (BASE_REG_CLASS): Use CORE_REGS.
1801 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1802 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1803 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1804 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1805 ARM_REGNO_OK_FOR_INDEX_P.
1806 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1807 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1808 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1809 (ldm/stm peepholes): Ditto.
1810 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1811 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1812 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1813 * config/arm/constraints.md: Enable "k" constraint on ARM.
1815 2008-02-27 Ben Elliston <bje@au.ibm.com>
1817 * config/rs6000/rs6000.c: Annotate cache line size field in all
1818 instances of struct processor_costs.
1820 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1822 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1823 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1824 jump_bypass): New counters.
1825 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1826 * dce.c (gate_ud_dce): Same.
1827 (gate_fast_dce): Same.
1828 * dse.c (gate_dse1): New function.
1829 (gate_dse2): New function.
1830 (gate_dse): Merge results of new gate functions.
1831 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1832 (gate_handle_jump_bypass): Add dbg_cnt.
1833 (gate_handle_gcse): Add dbg_cnt.
1834 * ifcvt.c (gate_handle_if_conversion): Same.
1835 (gate_handle_if_after_combine): Same.
1836 (gate_handle_if_after_reload): Same.
1837 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1839 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1841 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1843 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1845 2008-02-26 Jason Merrill <jason@redhat.com>
1848 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1849 alone if it's the naming decl for the type's main variant.
1851 2008-02-26 Tom Tromey <tromey@redhat.com>
1853 * system.h (USE_MAPPED_LOCATION): Poison.
1854 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1855 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1856 (make_goto_expr_edges): Likewise.
1857 (remove_bb): Likewise.
1858 (execute_warn_function_return): Likewise.
1859 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1861 * c-common.c (fname_decl): Remove old location code.
1862 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1864 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1866 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1867 (gen_rtx_ASM_INPUT): Likewise.
1868 (gen_rtx_ASM_INPUT_loc): Likewise.
1869 (get_rtx_asm_OPERANDS): Remove.
1870 * cfglayout.c (insn_locators_alloc): Remove old location code.
1871 (set_curr_insn_source_location): Likewise.
1872 (curr_insn_locator): Likewise.
1873 * print-tree.c (print_node): Remove old location code.
1874 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1875 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1876 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1877 location_from_locus.
1878 (construct_exit_block): Remove old location code.
1879 * emit-rtl.c (force_next_line_note): Remove old location code.
1880 * profile.c (branch_prob): Remove old location code.
1881 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1882 LOC_LINE): Remove old-location variants.
1883 * langhooks.c (lhd_print_error_function): Remove old location
1885 * configure, config.in: Rebuilt.
1886 * configure.ac (--enable-mapped-location): Remove.
1887 * c-decl.c (c_init_decl_processing): Remove old location code.
1888 (finish_function): Likewise.
1889 * recog.c (decode_asm_operands): Remove old location code.
1890 * c-pch.c (c_common_read_pch): Remove old location code.
1891 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1893 * gimple-low.c (lower_function_body): Remove old location code.
1894 * toplev.c (unknown_location): Remove.
1895 (push_srcloc): Remove old-location variant.
1896 (process_options): Remove old location code.
1897 (lang_dependent_init): Likewise.
1898 * input.h (UNKNOWN_LOCATION): Move definition.
1899 (location_t): Undeprecate.
1900 (source_locus): Remove.
1901 (location_from_locus): Remove.
1902 (struct location_s): Remove.
1903 Remove all old-location code.
1904 (input_line, input_filename): Remove.
1905 * final.c (final_scan_insn): Remove old location code.
1906 * diagnostic.c (diagnostic_build_prefix): Remove
1907 USE_MAPPED_LOCATION test.
1908 * tree.h (gimple_stmt) <locus>: Now a location_t.
1909 (tree_exp) <locus>: Likewise.
1910 (DECL_IS_BUILTIN): Remove old-location variant.
1911 (annotate_with_file_line, annotate_with_locus): Likewise.
1912 (expr_locus, set_expr_locus): Update.
1913 * tree.c (build1_stat): Remove old location code.
1914 (last_annotated_node): Remove.
1915 (annotate_with_file_line): Remove old-location variant.
1916 (annotate_with_locus): Likewise.
1917 (expr_location): Remove old location code.
1918 (set_expr_location): Likewise.
1919 (expr_has_location): Likewise.
1920 (expr_locus): Likewise.
1921 (set_expr_locus): Likewise.
1922 (expr_filename): Don't use location_from_locus.
1923 (expr_lineno): Likewise.
1924 * rtl-error.c (location_for_asm): Remove old location code.
1925 * c-lex.c (cb_line_change): Remove old location code.
1926 (fe_file_change): Likewise.
1927 (cb_def_pragma): Likewise.
1928 (c_lex_with_flags): Likewise.
1929 * gengtype.c (do_typedef): Don't special-case location types.
1930 (define_location_structures): Remove.
1931 (main): Don't call define_location_structures.
1932 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1935 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1938 * builtins.def (BUILT_IN_STDARG_START): Remove.
1939 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1940 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1941 * tree-inline.c (inline_forbidden_p_1): Likewise.
1943 2008-02-26 Richard Guenther <rguenther@suse.de>
1945 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1946 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1947 (lookup_decl_from_uid): Declare.
1948 (remove_decl_from_map): Likewise.
1949 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1950 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1951 (decl_for_uid_map): New global hashtable mapping DECL_UID
1953 (init_ttree): Allocate it.
1954 (insert_decl_to_uid_decl_map): New helper function.
1955 (make_node_stat): Insert new decls into the map.
1956 (copy_node_stat): Likewise.
1957 (lookup_decl_from_uid): New function.
1958 (remove_decl_from_map): Likewise.
1959 (print_decl_for_uid_map_statistics): New helper.
1960 (dump_tree_statistics): Call it.
1962 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1963 (referenced_var_iterator): Adjust.
1964 (FOR_EACH_REFERENCED_VAR): Adjust.
1965 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1966 (num_referenced_vars): Adjust.
1967 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1968 (first_referenced_var): Remove.
1969 (end_referenced_vars_p): Likewise.
1970 (next_referenced_var): Likewise.
1971 (referenced_var_iterator_set): New helper function.
1972 * tree-dfa.c (referenced_var_lookup): Adjust.
1973 (referenced_var_check_and_insert): Likewise.
1974 (remove_referenced_var): Likewise.
1975 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1976 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1977 (verify_call_clobbering): Likewise.
1978 (verify_memory_partitions): Likewise.
1979 (init_tree_ssa): Allocate bitmap instead of hashtable for
1981 (delete_tree_ssa): Adjust.
1982 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1984 (compute_tag_properties): Likewise.
1985 (set_initial_properties): Likewise.
1986 (find_partition_for): Likewise.
1987 (update_reference_counts): Likewise.
1988 (dump_may_aliases_for): Likewise.
1989 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1990 (add_call_clobber_ops): Likewise.
1991 (add_call_read_ops): Likewise.
1992 (get_asm_expr_operands): Likewise.
1993 * tree-into-ssa.c (dump_decl_set): Likewise.
1994 (update_ssa): Likewise.
1995 * tree-sra.c (scan_function): Likewise.
1996 (decide_instantiations): Likewise.
1997 (scalarize_parms): Likewise.
1998 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1999 (dsa_named_for): Likewise.
2000 * tree-ssa-structalias.c (update_alias_info): Likewise.
2001 (merge_smts_into): Likewise.
2003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2006 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2007 * c-opts.c (c_common_handle_option): Wall enables
2008 Wvolatile-register-var.
2009 * common.opt: Move Wvolatile-register-var to...
2012 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2014 * common.opt (Wlarger-than=): New.
2015 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2017 * opts.c (common_handle_option): Handle -Wlarger-than=.
2018 * optc-gen.awk: Likewise.
2019 * opth-gen.awk: Likewise.
2020 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2021 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2025 * c-common.c (match_case_to_enum_1): Add appropriate
2026 OPT_W* parameter to warning.
2027 (c_do_switch_warnings): Likewise.
2028 * c-typeck.c (warning_init): Add one more parameter following
2030 (push_init_level): Update call to warning_init.
2031 (pop_init_level): Likewise.
2032 (add_pending_init): Likewise.
2033 (output_init_element: Likewise.
2035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2038 * toplev.c (toplev_main): If there are warnings or error, print
2039 errors for ignored options.
2040 * opts.c (ignored_options): New static variable.
2041 (postpone_unknown_option_error): New.
2042 (print_ignored_options): New.
2043 (handle_option): Postpone errors for unknown -Wno-* options.
2044 * opts.h (print_ignored_options): Declare.
2046 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2048 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2051 2008-02-25 Richard Guenther <rguenther@suse.de>
2054 2008-02-25 Richard Guenther <rguenther@suse.de>
2056 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2057 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2058 (lookup_decl_from_uid): Declare.
2059 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2060 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2061 (decl_for_uid_map): New global hashtable mapping DECL_UID
2063 (init_ttree): Allocate it.
2064 (insert_decl_to_uid_decl_map): New helper function.
2065 (make_node_stat): Insert new decls into the map.
2066 (copy_node_stat): Likewise.
2067 (lookup_decl_from_uid): New function.
2068 (print_decl_for_uid_map_statistics): New helper.
2069 (dump_tree_statistics): Call it.
2071 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2072 (referenced_var_iterator): Adjust.
2073 (FOR_EACH_REFERENCED_VAR): Adjust.
2074 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2075 (num_referenced_vars): Adjust.
2076 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2077 (first_referenced_var): Remove.
2078 (end_referenced_vars_p): Likewise.
2079 (next_referenced_var): Likewise.
2080 (referenced_var_iterator_set): New helper function.
2081 * tree-dfa.c (referenced_var_lookup): Adjust.
2082 (referenced_var_check_and_insert): Likewise.
2083 (remove_referenced_var): Likewise.
2084 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2086 (verify_call_clobbering): Likewise.
2087 (verify_memory_partitions): Likewise.
2088 (init_tree_ssa): Allocate bitmap instead of hashtable for
2090 (delete_tree_ssa): Adjust.
2091 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2092 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2093 (compute_tag_properties): Likewise.
2094 (set_initial_properties): Likewise.
2095 (find_partition_for): Likewise.
2096 (update_reference_counts): Likewise.
2097 (dump_may_aliases_for): Likewise.
2098 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2099 (add_call_clobber_ops): Likewise.
2100 (add_call_read_ops): Likewise.
2101 (get_asm_expr_operands): Likewise.
2102 * tree-into-ssa.c (dump_decl_set): Likewise.
2103 (update_ssa): Likewise.
2104 * tree-sra.c (scan_function): Likewise.
2105 (decide_instantiations): Likewise.
2106 (scalarize_parms): Likewise.
2107 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2108 (dsa_named_for): Likewise.
2109 * tree-ssa-structalias.c (update_alias_info): Likewise.
2110 (merge_smts_into): Likewise.
2112 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2115 * doc/invoke.texi (-fcx-limited-range): Document new option.
2116 * toplev.c (process_options): Handle -fcx-fortran-rules.
2117 * common.opt: Add documentation for -fcx-fortran-rules.
2119 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2122 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2123 actual behaviour and C99.
2125 2008-02-26 Ben Elliston <bje@au.ibm.com>
2127 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2128 (ASM_CPU_POWER6_SPEC): Likewise.
2129 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2130 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2131 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2133 2008-02-25 Richard Guenther <rguenther@suse.de>
2135 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2136 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2137 (lookup_decl_from_uid): Declare.
2138 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2139 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2140 (decl_for_uid_map): New global hashtable mapping DECL_UID
2142 (init_ttree): Allocate it.
2143 (insert_decl_to_uid_decl_map): New helper function.
2144 (make_node_stat): Insert new decls into the map.
2145 (copy_node_stat): Likewise.
2146 (lookup_decl_from_uid): New function.
2147 (print_decl_for_uid_map_statistics): New helper.
2148 (dump_tree_statistics): Call it.
2150 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2151 (referenced_var_iterator): Adjust.
2152 (FOR_EACH_REFERENCED_VAR): Adjust.
2153 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2154 (num_referenced_vars): Adjust.
2155 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2156 (first_referenced_var): Remove.
2157 (end_referenced_vars_p): Likewise.
2158 (next_referenced_var): Likewise.
2159 (referenced_var_iterator_set): New helper function.
2160 * tree-dfa.c (referenced_var_lookup): Adjust.
2161 (referenced_var_check_and_insert): Likewise.
2162 (remove_referenced_var): Likewise.
2163 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2165 (verify_call_clobbering): Likewise.
2166 (verify_memory_partitions): Likewise.
2167 (init_tree_ssa): Allocate bitmap instead of hashtable for
2169 (delete_tree_ssa): Adjust.
2170 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2172 (compute_tag_properties): Likewise.
2173 (set_initial_properties): Likewise.
2174 (find_partition_for): Likewise.
2175 (update_reference_counts): Likewise.
2176 (dump_may_aliases_for): Likewise.
2177 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2178 (add_call_clobber_ops): Likewise.
2179 (add_call_read_ops): Likewise.
2180 (get_asm_expr_operands): Likewise.
2181 * tree-into-ssa.c (dump_decl_set): Likewise.
2182 (update_ssa): Likewise.
2183 * tree-sra.c (scan_function): Likewise.
2184 (decide_instantiations): Likewise.
2185 (scalarize_parms): Likewise.
2186 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2187 (dsa_named_for): Likewise.
2188 * tree-ssa-structalias.c (update_alias_info): Likewise.
2189 (merge_smts_into): Likewise.
2191 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2194 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2195 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2196 * alias.h (nonoverlapping_memrefs_p): Likewise.
2198 2008-02-25 Jan Beulich <jbeulich@novell.com>
2200 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2201 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2202 __emultls_get_address, __emultls_register_common,
2203 __floatundi?f, and _Unwind_GetIPInfo.
2204 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2205 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2206 (gen_regparm_prefix): Likewise.
2207 (i386_nlm_encode_section_info): Sync with
2208 config/i386/winnt.c:i386_pe_encode_section_info().
2209 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2210 i386_nlm_mangle_decl_assembler_name): New.
2211 (netware_override_options): New.
2212 * config/i386/netware.h (netware_override_options): Declare.
2213 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2214 (i386_nlm_mangle_decl_assembler_name): Declare.
2215 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2217 2008-02-25 Ben Elliston <bje@au.ibm.com>
2220 * c-decl.c (grokdeclarator): Remove unused local variables
2221 `typedef_type' and `type_as_written'.
2223 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2224 unused local variable `has_hot_blocks'.
2225 (fix_crossing_conditional_branches): Remove unused local variable
2228 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2231 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2232 using DEF_C99_BUILTIN.
2233 (BUILT_IN_NANF): Ditto.
2234 (BUILT_IN_NANL): Ditto.
2236 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2237 Revital Eres <eres@il.ibm.com>
2239 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2240 regarding the order of two dependent insns in the same row.
2242 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2244 * stor-layout.c (layout_decl): Do not bump the alignment of a
2245 bit-field to more than byte alignment if it is packed.
2247 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2249 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2252 2008-02-24 Diego Novillo <dnovillo@google.com>
2254 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2257 * tree-vrp.c (vrp_evaluate_conditional): With
2258 -Wtype-limits, emit a warning when comparing against a
2259 constant outside the natural range of OP0's type.
2260 * c.opt (Wtype-limits): Move ...
2261 * common.opt (Wtype-limits): ... here.
2263 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2265 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2266 * config/rs6000/e300c2c3.md: New file.
2267 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2269 (rs6000_override_options): Add e300c2 and e300c3 cases to
2270 processor_target_table. Do not allow usage of Altivec or Spe
2271 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2272 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2273 * config/rs6000/rs6000.h (processor_type): Add
2274 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2275 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2276 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2277 and ppce300c3. Include e300c2c3.md.
2279 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2281 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2282 instead of TARGET_STRICT_ALIGN.
2284 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2286 * explow.c (memory_address): Assert that the generated address is
2289 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2292 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2293 * config/darwin-ppc-ldouble-patch.def: New file.
2294 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2295 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2296 SUBTARGET_INIT_BUILTINS if defined.
2297 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2300 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2303 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2304 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2306 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2309 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2310 file" warning condtional on -Winvalid-PCH.
2312 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2314 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2316 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2321 prevent reload from using MMX registers.
2322 (*mov<mode>_internal): Ditto.
2323 (*movv2sf_internal_rex64): Ditto.
2324 (*movv2sf_internal): Ditto.
2326 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2328 PR documentation/31569
2329 * doc/install.texi2html: Use makeinfo --no-number-sections.
2331 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2333 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2334 ensure that we can address an entire entity > 8 bytes. Don't
2335 generate reg+reg addressing for such data.
2337 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2339 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2340 strings when optimizing for size, unless the target cares about
2343 2008-02-22 Tom Tromey <tromey@redhat.com>
2345 * regclass.c (current_pass): Remove declaration.
2347 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2349 * config/avr/libgcc.S (__RAMPZ__): Define.
2350 (__do_copy_data): Add for devices with 128KB code memory.
2352 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2354 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2356 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2358 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2360 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2363 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2366 * c-typeck.c (build_binary_op): Warn about floating point
2367 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2369 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2372 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2373 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2375 (rs6000_override_options): Set altivec_abi as default, not override,
2376 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2377 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2378 is used; use new member spe_abi.
2379 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2380 spe_abi and altivec_abi.
2382 2008-02-22 Tomas Bily <tbily@suse.cz>
2384 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2386 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2389 * config.build (build_file_translate): Set to `CMD //c' only if
2391 * Makefile.in (build_file_translate): Improve comment.
2393 2008-02-21 Jan Hubicka <jh@suse.cz>
2395 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2396 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2397 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2399 2008-02-21 Michael Matz <matz@suse.de>
2402 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2404 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2407 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2409 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2410 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2411 SSE_VEC_FLOAT_MODE_P as insn constraint.
2412 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2413 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2414 sse4a_movntdf using MODEF mode iterator.
2415 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2416 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2417 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2418 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2419 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2420 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2421 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2423 2008-02-21 Richard Guenther <rguenther@suse.de>
2425 * tree.def (PAREN_EXPR): New tree code.
2426 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2428 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2429 * expr.c (expand_expr_real_1): Likewise.
2430 * tree-inline.c (estimate_num_insns_1): Likewise.
2431 * tree-complex.c (expand_complex_move): Likewise.
2432 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2435 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2438 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2440 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2443 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2445 * config/sh/sh.c (find_barrier): Don't go past
2446 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2448 2008-02-20 DJ Delorie <dj@redhat.com>
2450 * config/h8300/h8300.md (insv): Force source operand to be a register.
2452 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2453 as a jump, not as a plain insn.
2455 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2457 * doc/invoke.texi (Warning Options): Add new option
2458 -Wframe-larger-than=.
2459 (-Wframe-larger-than): Document.
2461 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2462 Add declarations for new option variables.
2464 * final.c (final_start_function): Check the frame size
2465 before emission and issue a Wframe-larger-than warning.
2467 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2468 Add definitions for new option variables.
2469 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2471 * common.opt (Wframe-larger-than=): New option.
2473 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2476 (<sse>_div<mode>3): Ditto.
2477 (<sse>_vmdiv<mode>3): Ditto.
2478 (<sse>_vmsqrt<mode>2): Ditto.
2479 (*smax<mode>3): Ditto.
2480 (sse5_frcz<mode>2): Ditto.
2481 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2484 2008-02-20 Richard Guenther <rguenther@suse.de>
2487 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2488 be happy with INTEGRAL_TYPE_P.
2490 2008-02-20 Richard Guenther <rguenther@suse.de>
2492 * fold-const.c (split_tree): Associate floatig-point expressions
2493 if flag_associative_math is set.
2495 2008-02-20 Richard Guenther <rguenther@suse.de>
2497 * tree.h (fold_real_zero_addition_p): Declare.
2498 * fold-const.c (fold_real_zero_addition_p): Export.
2499 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2500 floating-point operations with zero and one.
2502 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2504 * doc/install.texi: Correct references to CFLAGS, replacing them
2505 with BOOT_CFLAGS. Document flags used during bootstrap for
2508 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2511 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2512 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2514 (smin<mode>3): Ditto from similar patterns.
2515 (smax<mode>3): Ditto.
2516 (*ieee_smin<mode>3): Ditto.
2517 (*ieee_smax<mode>3): Ditto.
2518 * config/i386/sse.md (sse): New mode attribute.
2519 (mov<mode>): Macroize expander from movv4sf and movv2df using
2520 SSEMODEF2P mode iterator.
2521 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2522 SSE_VEC_FLOAT_MODE_P as insn constraint.
2523 (storent<mode>): Ditto.
2524 (storent<mode>): Macroize expander from storentsf and storentdf using
2525 MODEF mode iterator.
2526 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2527 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2528 (abs<mode>2): Ditto from similar patterns.
2529 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2530 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2531 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2532 (<sse>_vmsqrt<mode>2): Ditto.
2533 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2534 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2535 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2536 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2537 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2538 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2539 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2541 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2542 iterator and SSE_FLOAT_MODE_P as insn constraint.
2543 (<sse>_ucomi): Ditto from similar patterns.
2544 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2545 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2546 SSE_VEC_FLOAT_MODE_P as insn constraint.
2547 (vcond<mode>): Ditto from similar patterns.
2548 (and<mode>3, *and<mode>3): Ditto.
2549 (<sse>_nand<mode>3): Ditto.
2550 (ior<mode>3, *ior<mode>3): Ditto.
2551 (xor<mode>3, *xor<mode>3): Ditto.
2552 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2553 iterator and SSE_FLOAT_MODE_P as insn constraint.
2554 (*nand<mode>3): Ditto from similar patterns.
2555 (*ior<mode>3): Ditto.
2556 (*xor<mode>3): Ditto.
2558 2008-02-20 Ira Rosen <irar@il.ibm.com>
2560 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2561 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2562 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2564 2008-02-19 Jan Hubicka <jh@suse.cz>
2566 * predict.c (tree_bb_level_predictions): Remove variable next
2567 mistakely introduced by previous commit.
2569 2008-02-19 Jan Hubicka <jh@suse.cz>
2571 * predict.c (predict_paths_leading_to): Rewrite.
2572 (predict_paths_for_bb): New.
2573 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2575 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2578 * Makefile.in (build_file_translate): New.
2579 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2580 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2581 * configure.ac (build_file_translate): Substitute it.
2582 * configure: Regenerate.
2584 2008-02-19 Jan Hubicka <jh@suse.cz>
2586 PR rtl-optimization/34408
2587 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2590 2008-02-19 Jan Hubicka <jh@suse.cz>
2593 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2596 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2599 * config/i386/i386-modes.def: Revert the last DI alignment
2600 change until Ada people can look into it.
2602 2008-02-19 Nick Clifton <nickc@redhat.com>
2604 * opts.c (print_specific_help): Fix typo in --help text.
2606 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2609 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2610 32-bit inline asm without asm alternatives for host GCC < 3.0.
2612 2008-02-19 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/34989
2615 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2616 Allow propagation to INDIRECT_REF if we can simplify only.
2618 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2620 * c-common.c (warn_for_collisions_1): Use appropriate option when
2623 2008-02-19 Nick Clifton <nickc@redhat.com>
2626 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2627 (handle_options): Fix indentation.
2628 (print_filtered_help): If no language-specific options were
2629 displayed tell the user how to list all the options supported by
2630 the language's front-end.
2631 (print_specific_help): Fix indentation and remove duplicate line.
2632 (common_handle_option): Handle the -v option.
2633 For --help enable the display of undocumented options if the -v
2634 switch has been included on the command line.
2635 For --help= check for overlaps in the arguments between the option
2636 classes and the language names and issue a warning when they
2637 cannot be disambiguated.
2638 * c.opt (v): Pass on to the common option handler.
2640 2008-02-19 Revital Eres <eres@il.ibm.com>
2642 * modulo-sched.c (sms_schedule): Change dump message when
2643 create_ddg function fails.
2644 (try_scheduling_node_in_cycle): Rename row to cycle.
2645 (print_partial_schedule): Rename CYCLE to ROW.
2647 2008-02-19 Christian Bruel <christian.bruel@st.com>
2648 Zdenek Dvorak <ook@ucw.cz>
2650 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2652 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2656 (*x86_movdicc_0_m1_se): Ditto.
2658 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2661 (CMPtype): Define as __gcc_CMPtype.
2662 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2663 (CMPtype): Define as __gcc_CMPtype.
2665 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2667 Support valgrind 3.3 for --enable-checking=valgrind.
2668 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2670 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2671 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2672 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2673 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2674 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2675 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2676 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2678 * ggc-zone.c: Similar.
2679 * ggc-page.c: Similar.
2681 2008-02-19 Paul Brook <paul@codesourcery.com>
2684 * config/arm/ieee754-df.S: Fix do_it typo.
2685 * config/arm/ieee754-sf.S: Fix do_it typo.
2687 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2691 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2692 (OPTION_MASK_ISA_SSE_SET): Likewise.
2693 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2694 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2695 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2696 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2697 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2698 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2699 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2700 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2701 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2702 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2703 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2704 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2705 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2706 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2707 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2708 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2709 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2710 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2711 (OPTION_MASK_ISA_SSE4): Removed.
2712 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2713 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2714 (override_options): Don't turn on implied SSE/MMX bits in
2717 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2719 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2722 2008-02-18 Joey Ye <joey.ye@intel.com>
2725 * tree-nested.c (insert_field_into_struct): Set type alignment
2726 to field alignment if the former is less than the latter.
2728 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2730 * BASE-VER: Set to 4.4.0.
2732 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2734 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2735 * doc/cfg.texi: Likewise.
2736 * doc/extend.texi: Likewise.
2737 * doc/gty.texi: Likewise.
2738 * doc/invoke.texi: Likewise.
2739 * doc/loop.texi: Likewise.
2740 * doc/md.texi: Likewise.
2741 * doc/passes.texi: Likewise.
2742 * doc/rtl.texi: Likewise.
2743 * doc/sourcebuild.texi: Likewise.
2744 * doc/tm.texi: Likewise.
2745 * doc/tree-ssa.texi: Likewise.
2747 2008-02-17 Richard Guenther <rguenther@suse.de>
2750 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2751 without default definition.
2753 2008-02-17 Richard Guenther <rguenther@suse.de>
2755 PR tree-optimization/35231
2756 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2759 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2762 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2764 libgcc_cmp_return mode.
2766 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2769 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2771 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2773 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2776 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2778 * doc/c-tree.texi: Use `@.' where appropriate.
2779 * doc/extend.texi: Likewise.
2780 * doc/install.texi: Likewise.
2781 * doc/invoke.texi: Likewise.
2782 * doc/loop.texi: Likewise.
2783 * doc/makefile.texi: Likewise.
2784 * doc/md.texi: Likewise.
2785 * doc/passes.texi: Likewise.
2786 * doc/standards.texi: Likewise.
2787 * doc/tm.texi: Likewise.
2789 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2792 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2794 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2795 rather than in entry_bb.
2797 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2800 libgcc_cmp_return mode.
2802 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2805 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2806 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2808 2008-02-15 Richard Guenther <rguenther@suse.de>
2809 Zdenek Dvorak <ook@ucw.cz>
2811 PR tree-optimization/35164
2812 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2813 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2814 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2815 Only propagate addresses which do not have abnormal SSA_NAMEs
2818 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2821 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2823 2008-02-15 Jan Hubicka <jh@suse.cz>
2826 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2828 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2831 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2832 when calculating alignment_pad.
2834 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2837 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2838 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2839 and STACK_BOUNDARY define.
2841 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2843 PR preprocessor/35061
2844 * c-pragma.c (handle_pragma_pop_macro): Check that
2845 pushed_macro_table has been allocated.
2847 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2850 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2851 (force_gimple_operand): Likewise.
2852 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2853 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2854 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2855 (find_interesting_uses_address): Check addressability and alignment
2856 of the base expression only after substituting bases of IVs into it.
2858 2008-02-14 Michael Matz <matz@suse.de>
2861 * function.c (instantiate_virtual_regs_in_insn): Reload address
2862 before falling back to reloading the whole operand.
2864 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2866 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2867 before the first section switch note.
2869 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871 * doc/bugreport.texi: Update copyright years.
2872 * doc/c-tree.texi: Likewise.
2873 * doc/cfg.texi: Likewise.
2874 * doc/cpp.texi: Likewise.
2875 * doc/cppinternals.texi: Likewise.
2876 * doc/fragments.texi: Likewise.
2877 * doc/frontends.texi: Likewise.
2878 * doc/gcc.texi: Likewise.
2879 * doc/gty.texi: Likewise.
2880 * doc/hostconfig.texi: Likewise.
2881 * doc/implement-c.texi: Likewise.
2882 * doc/libgcc.texi: Likewise.
2883 * doc/loop.texi: Likewise.
2884 * doc/makefile.texi: Likewise.
2885 * doc/options.texi: Likewise.
2886 * doc/passes.texi: Likewise.
2887 * doc/rtl.texi: Likewise.
2888 * doc/sourcebuild.texi: Likewise.
2889 * doc/standards.texi: Likewise.
2890 * doc/tree-ssa.texi: Likewise.
2891 * doc/trouble.texi: Likewise.
2893 * doc/extend.texi: Use @: or add comma where appropriate.
2894 * doc/invoke.texi: Likewise.
2895 * doc/tm.texi: Likewise.
2897 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2900 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2903 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2905 * doc/md.texi (clz, ctz): Add reference.
2906 * doc/rtl.texi (clz, ctz): Likewise.
2908 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2914 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2916 * config/s390/s390.c (struct constant_pool): New field
2917 emit_pool_after added.
2918 (s390_mainpool_start): Set the emit_pool_after flag according
2919 to the section switch notes.
2920 (s390_mainpool_finish): Consider emit_pool_after when emitting
2921 the literal pool at the end of the function.
2922 (s390_chunkify_start): Force literal pool splits at section
2925 2008-02-13 Michael Matz <matz@suse.de>
2928 * var-tracking.c (clobber_variable_part): Correctly traverse the
2931 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2934 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2935 Add -fdump-ipa-inline.
2936 * tree-dump.c (dump_files): Remove tree-inlined dump.
2937 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2939 2008-02-12 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/35171
2942 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2945 2008-02-12 Richard Guenther <rguenther@suse.de>
2948 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2949 value-preserving mode. Disallow final truncation.
2951 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2954 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2955 code from here to...
2956 (force_gimple_operand): ...here.
2958 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2961 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2962 non-compatible pointers.
2963 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2964 different FIELD_DECLs, try harder by comparing field offsets, sizes
2968 * function.c (match_asm_constraints_1): Don't replace the same input
2971 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2973 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2974 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2975 (expand_epilogue): Restore RAMPZ register.
2976 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2978 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2980 * config/i386/cygwin.asm: (__alloca): Correct calling
2981 convention and alignment.
2982 (__chkstk): Force 8 byte stack alignment.
2984 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2985 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/33992
2988 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2989 the zero we compare against.
2991 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2994 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2995 to CloseHandle after unlocking to prevent accumulation of handle
2998 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3001 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3002 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3003 and update LABEL_NUSES during and after reload.
3005 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3008 * combine.c (simplify_if_then_else): Make sure the comparison is
3009 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3011 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3014 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3015 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3016 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3017 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3018 * tree.h (get_type_static_bounds): Likewise.
3020 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3022 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3023 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3024 Make -Wfoo language annotations match what the compiler outputs.
3026 2008-02-08 Sa Liu <saliu@de.ibm.com>
3028 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3029 intrinsics spu_convts, spu_convtu, spu_convtf.
3030 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3032 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3034 * doc/extend.texi (Function Attributes) <noinline>: Mention
3035 asm ("") as method to keep calls.
3037 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3040 * doc/options.texi (Options): Replace references to opts.sh with
3042 * opts-common.c: Likewise.
3043 * optc-gen.awk: Likewise.
3045 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3047 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3049 2008-02-07 Richard Henderson <rth@redhat.com>
3052 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3053 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3056 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3058 PR tree-optimization/35085
3059 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3060 for operand entry oe2 in addition to operand entry oe3 in order to
3061 expose more opportunities for vectorizer sum reduction.
3063 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3066 * Makefile.in (LIBS): Remove $(GMPLIBS).
3067 (cc1-dummy, cc1): Add $(GMPLIBS).
3069 2008-02-06 Jan Hubicka <jh@suse.cz>
3072 * i386.md (moddf_integer): Do not produce partial memory stalls for
3073 targets where it hurts.
3075 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3078 * optabs.c (expand_float): Do not check for decimal modes when
3079 expanding unsigned integer through signed conversion.
3081 2008-02-06 Nick Clifton <nickc@redhat.com>
3083 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3084 inside the clobber with a match_operand and duplicated operand
3085 number in the constraint.
3086 (ineqbranchsi): Delete redundant comment.
3088 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3090 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3091 builtin_define ("__USE_INIT_FINI__").
3092 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3094 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3096 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3098 PR documentation/30330
3099 * doc/invoke.texi (C++ Dialect Options)
3100 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3101 For each warning option -Wfoo that allows -Wno-foo, ensure both
3102 -Wfoo and -Wno-foo are listed in the option index. Fix index
3103 entry of -Wswitch-default, index -Wnormalized= including the
3104 `=', and -Wlarger-than-@var{len} including @var{len}.
3106 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386.md (floatunssisf2): Use
3109 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3110 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3111 Macroize expander using MODEF mode iterator.
3113 2008-02-05 Diego Novillo <dnovillo@google.com>
3115 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3118 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3120 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3125 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3128 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3129 to indicate if a message should be generated.
3130 (init_cumulative_args): Updated.
3131 (function_value_32): Likewise.
3133 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3135 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3137 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3141 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3143 2008-02-04 Diego Novillo <dnovillo@google.com>
3145 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3148 * tree-vrp.c (vrp_evaluate_conditional): With
3149 -Wtype-limits, emit a warning when comparing against a
3150 constant outside the natural range of OP0's type.
3152 2008-02-04 Richard Guenther <rguenther@suse.de>
3155 * expr.c (count_type_elements): Give for unions instead of
3158 2008-02-04 Richard Guenther <rguenther@suse.de>
3161 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3162 to TYPE_DOMAINs base type instead of using bitsizetype here.
3164 2008-02-03 Jason Merrill <jason@redhat.com>
3166 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3168 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3171 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3172 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3173 (RS/6000 and PowerPC Options): Fix typos and markup.
3174 * doc/passes.texi (Tree-SSA passes): Likewise.
3176 2008-02-02 Michael Matz <matz@suse.de>
3179 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3180 from record_last_reg_set_info.
3181 (record_last_reg_set_info): Take an RTX argument, iterate over all
3182 constituent hardregs.
3183 (record_last_set_info, record_opr_changes): Change calls to
3184 new signature or to record_last_reg_set_info_regno.
3186 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3188 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3190 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3192 PR rtl-optimization/34773
3193 * reg-notes.def (EQUAL): Mention significance of combination of
3194 REG_EQUAL and REG_RETVAL.
3195 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3196 insn that has a REG_RETVAL.
3198 2008-02-01 Roger Sayle <roger@eyesopen.com>
3201 * configure.ac (--enable-fixed-point): Disable unless explicitly
3203 * configure: Regenerate.
3205 2008-02-01 Richard Guenther <rguenther@suse.de>
3208 * invoke.texi (-finline-limit): Remove no longer true parts
3209 of the documentation. Note that there is no default value.
3211 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3212 Mark Mitchell <mark@codesourcery.com>
3213 Ben Elliston <bje@au.ibm.com>
3216 * doc/extend.texi (Other Builtins): Document.
3218 2008-01-31 Tom Browder <tom.browder@gmail.com>
3220 * doc/c-tree.texi (Types): Fix grammar.
3221 (Expression trees): Ditto.
3222 * doc/passes.texi (Tree-SSA passes): Ditto.
3224 * doc/configterms.texi (Configure Terms): Fix typo.
3225 * doc/cpp.texi (Common Predefined Macros): Ditto.
3226 * doc/md.texi (Machine Constraints): Ditto.
3228 * doc/makefile.texi (Makefile): Add comma.
3230 2008-01-31 Tom Browder <tom.browder@gmail.com>
3231 Gerald Pfeifer <gerald@pfeifer.com>
3233 * doc/sourcebuild.texi (Front End): Remove references to CVS
3234 and CVSROOT/modules.
3235 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3236 (Back End): Remove reference to CVS.
3238 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3241 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3243 (mips16_gp_pseudo_reg): ...here.
3244 * config/mips/mips.md (load_const_gp): Replace with...
3245 (load_const_gp_<mode>): ...this :P-based insn.
3247 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3249 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3250 options. Minor fixes.
3251 (-std): Move reference to standards closer to where language
3252 standards are first mentioned.
3254 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3256 PR rtl-optimization/34995
3257 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3258 parameter and return a bool. If the rtx parameter is nonnull,
3259 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3260 (find_reloads): Update call accordingly. Pass the new operand
3261 if it needed no address reloads, otherwise pass null.
3263 2008-01-30 Richard Henderson <rth@redhat.com>
3266 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3267 for unbounded arrays.
3269 2008-01-30 Silvius Rus <rus@google.com>
3271 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3273 2008-01-30 Jan Hubicka <jh@suse.cz>
3276 * i386.c (init_cumulative_args): Use real function declaration when
3279 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3281 PR rtl-optimization/34998
3282 * global.c (build_insn_chain): Treat non-subreg_lowpart
3283 SUBREGs of pseudos as clobbering all the words covered by the
3284 SUBREG, not just all the bytes.
3285 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3286 original df_ref rather than an extract parameter.
3287 (global_conflicts): Update call accordingly.
3289 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3291 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3292 the overflow check to make it easier to read.
3293 (__fixtfdi): Change the type of the ll member in union
3294 long_double to UDItype_x.
3296 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3299 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3300 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3301 * tree-inline.c (fold_marked_statements): Call
3302 cgraph_update_edges_for_call_stmt if folding a call statement.
3303 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3304 debug_generic_stmt calls, reset it back afterwards.
3307 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3309 * c-typeck.c (build_external_ref): Don't pedwarn about
3310 static vars in current function's scope.
3312 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3314 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3316 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3319 * ipa-struct-reorg.c: Fix spelling.
3320 * params.def: Ditto.
3322 2008-01-29 Richard Guenther <rguenther@suse.de>
3325 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3327 * tree-inline.c (remap_type): Increment remapping_type_depth
3328 around remapping types.
3329 (copy_body_r): Only add referenced variables if they are referenced
3330 from code, not types.
3332 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3343 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3344 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3346 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3349 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3350 pointer for tiny stack.
3352 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3354 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3356 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3358 * config/vx-common.h: Fix typo in comment.
3360 2008-01-28 Ian Lance Taylor <iant@google.com>
3364 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3365 coalesce pointers if they have different DECL_NO_TBAA_P values.
3366 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3367 between variables with different DECL_NO_TBAA_P values.
3369 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3372 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3373 are not legitimate small data references on SPE targets.
3375 2008-01-28 David Daney <ddaney@avtrex.com>
3377 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3379 2008-01-28 David Daney <ddaney@avtrex.com>
3381 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3383 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3385 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3386 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3387 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3388 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3389 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3390 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3391 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3392 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3394 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3396 * basic-block.h (condjump_equiv_p): Fix comment.
3398 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3400 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3401 print_generic_stmt_indented): Fix comment.
3403 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3405 * configure.ac (__stack_chk_fail): Add detecion for availability
3406 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3407 * configure: Regenerate.
3409 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3412 * final.c (output_addr_const): Handle TRUNCATE.
3414 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3417 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3418 (zero_cost, infinite_cost): New constants.
3419 (struct cost_pair): Change type of cost to comp_cost.
3420 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3421 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3423 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3424 split_address_cost, ptr_difference_cost, difference_cost,
3425 get_computation_cost_at, get_computation_cost,
3426 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3427 determine_use_iv_cost_condition, determine_use_iv_costs,
3428 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3429 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3430 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3431 Change type of cost to comp_cost.
3432 (determine_iv_cost): Increase cost of non-original ivs, instead
3433 of decreasing the cost of original ones.
3434 (get_address_cost): Indicate the complexity of the addressing mode
3436 (try_add_cand_for): Prefer using ivs not specific to some object.
3437 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3439 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3440 Janis Johnson <janis187@us.ibm.com>
3443 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3444 (TARGET_INSTANTIATE_DECLS): Likewise.
3445 * target.h (expand_to_rtl_hook): New target hook.
3446 (instantiate_decls): Likewise.
3447 * function.c (instantiate_decl): Make non-static. Rename to...
3448 (instantiate_decl_rtl): ... this.
3449 (instantiate_expr): Use instantiate_decl_rtl.
3450 (instantiate_decls_1): Likewise.
3451 (instantiate_decls): Likewise.
3452 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3453 * function.h (instantiate_decl_rtl): Add prototype.
3454 * cfgexpand.c (target.h): New include.
3455 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3456 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3457 (TARGET_INSTANTIATE_DECLS): Likewise.
3458 (TARGET_INITIALIZER): New target hooks added.
3459 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3461 * config/rs6000/rs6000.c (tree-flow.h): New include.
3462 (machine_function): Add sdmode_stack_slot field.
3463 (rs6000_alloc_sdmode_stack_slot): New function.
3464 (rs6000_instantiate_decls): Likewise.
3465 (rs6000_secondary_memory_needed_rtx): Likewise.
3466 (rs6000_check_sdmode): Likewise.
3467 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3468 (TARGET_INSTANTIATE_DECLS): Likewise.
3469 (rs6000_hard_regno_mode_ok): Allow SDmode.
3470 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3471 (rs6000_emit_move): Handle SDmode.
3472 (function_arg_advance): Likewise.
3473 (function_arg): Likewise.
3474 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3475 SDmode var args for 32-bit compiles.
3476 (rs6000_secondary_reload_class): Handle SDmode.
3477 (rs6000_output_function_epilogue): Likewise.
3478 (rs6000_function_value): Simplify if statement.
3479 (rs6000_libcall_value): Likewise.
3480 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3481 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3482 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3483 (movsd_hardfloat): New define_insn.
3484 (movsd_softfloat): Likewise.
3485 (movsd_store): Likewise.
3486 (movsd_load): Likewise.
3487 (extendsddd2): Likewise.
3488 (extendsdtd2): Likewise.
3489 (truncddsd2): Likewise.
3490 (movdd_hardfloat64): Fixup comment.
3491 (UNSPEC_MOVSD_LOAD): New constant.
3492 (UNSPEC_MOVSD_STORE): Likewise.
3494 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3497 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3499 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3500 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3501 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3504 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3507 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3508 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3509 __LONGDOUBLE128 too.
3510 * config/rs6000/aix61.h: New file.
3512 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3514 PR rtl-optimization/34959
3515 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3516 popcount and parity rtxes the same mode as their operand.
3517 Truncate or extend the result to the return value's mode
3520 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3523 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3524 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3525 to GOT_VERSION_REGNUM.
3526 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3527 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3528 * config/mips/mips.c (mips_emit_call_insn): New function.
3529 (mips_call_tls_get_addr): Call mips_expand_call directly.
3530 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3532 (mips16_build_call_stub): Likewise. Return the call insn or null.
3533 (mips_expand_call): Update the call to mips16_build_call_stub
3534 accordingly and a remove redundant condition. Assert that MIPS16
3535 stubs do not use lazy binding. Use mips_emit_call_insn and return
3537 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3539 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3540 (mips_avoid_hazard): Remove hazard_set handling.
3541 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3542 (UNSPEC_RESTORE_GP): ...this.
3543 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3544 (FAKE_CALL_REGNO): Rename to...
3545 (GOT_VERSION_REGNUM): ...this.
3546 (type): Add "ghost" value. Add an associated insn reservation.
3547 (hazard_set): Remove.
3548 (exception_receiver): Rename to...
3549 (restore_gp): ...this and update the unspec identifier accordingly.
3550 (exception_receiver, nonlocal_got_receiver): New expanders.
3551 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3552 FAKE_CALL_REGNO. Remove hazard_set attribute.
3553 (set_got_version, update_got_version): New patterns.
3555 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3558 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3560 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3563 * doc/install.texi2html: Generate gcc-vers.texi.
3565 2008-01-25 DJ Delorie <dj@redhat.com>
3567 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3569 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3571 * config/c4x: Remove directory.
3572 * config.gcc (crx-*, mt-*): Mark obsolete.
3573 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3574 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3575 sh-*-rtemscoff*): Remove cases.
3576 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3577 * real.c (encode_c4x_single, decode_c4x_single,
3578 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3579 c4x_extended_format): Remove.
3580 * real.h (c4x_single_format, c4x_extended_format): Remove.
3581 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3583 (Pragmas): Remove comment about c4x pragmas.
3584 * doc/install.texi (c4x): Remove target-specific instructions.
3585 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3586 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3587 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3588 refer to C4x source files as examples.
3589 (C4X_FLOAT_FORMAT): Remove documentation.
3591 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3593 * config/bfin/bfin.c (override_options): Reorder tests so that
3594 flag_pic gets enabled for -msep-data.
3596 2008-01-25 Richard Guenther <rguenther@suse.de>
3599 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3600 to its bitfield precision if required.
3602 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3605 * tree-nested.c (walk_omp_for): New function.
3606 (convert_nonlocal_reference, convert_local_reference): Call
3607 walk_omp_for on OMP_FOR.
3608 (convert_call_expr): Call walk_body on OMP_FOR's
3609 OMP_FOR_PRE_INIT_BODY.
3611 2008-01-25 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/34966
3614 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3615 default defs and PHI_NODEs we have to insert after the
3618 2008-01-24 Nick Clifton <nickc@redhat.com>
3620 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3621 Provide a default definition.
3622 (LIBGCC2_UNITS_PER_WORD): Likewise.
3624 * config/stormy16/stormy16.c: Include df.h for the prototype
3625 for df_regs_ever_live_p.
3626 (xstormy16_expand_builtin_va_start): Convert the stack offset
3627 into a component_ref and then use POINTER_PLUS_EXPR to add it
3628 to the incoming_virtual_args_rtx.
3629 (xstormy16_gimplify_va_arg_expr): Rename to
3630 xstormy16_gimplify_va_arg_expr.
3631 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3632 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3633 xstormy16_gimplify_va_arg_expr.
3634 Fix up some formatting issues.
3636 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3637 Move to predicates.md.
3638 (xs_hi_general_operand): Likewise.
3639 (xs_hi_nonmemory_operand): Likewise.
3640 * config/stormy16/predicates.md:
3641 (xstormy16_carry_plus_operand): New predicate.
3642 (xs_hi_general_operand): New predicate.
3643 (xs_hi_nonmemory_operand): New predicate.
3644 * config/stormy16/stormy16-protos.h:
3645 (xstormy16_carry_plus_operand): Delete prototype.
3646 (xs_hi_general_operand): Likewise.
3647 (xs_hi_nonmemory_operand): Likewise.
3649 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3650 modifiers as they are no longer needed and they can trigger
3651 reload spill failures.
3653 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3654 with a match_operand in order to help reload.
3656 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3657 constraint with 'e' for the 8th alternative as this version of
3658 the mov.w instruction only accepts the lower 8 registers.
3660 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3663 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3664 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3667 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3670 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3672 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3674 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3676 (remove_structure): Update allocations list before removing structure.
3678 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3680 * ipa-struct-reorg.c (is_safe_cond_expr,
3681 create_new_stmts_for_cond_expr): Use integer_zerop function,
3682 that recognize not only zero-pointer, but zero-integer too.
3684 2008-01-25 Ben Elliston <bje@au.ibm.com>
3687 * fixproto: Escape "." in sed expression that strips leading "./".
3689 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3692 * gcc.c (SWITCH_OK): Removed.
3693 (SWITCH_LIVE): Changed to bit.
3694 (SWITCH_FALSE): Likewise.
3695 (SWITCH_IGNORE): Likewise.
3696 (switchstr): Change live_cond to unsigned int.
3697 (process_command): Replace SWITCH_OK with 0.
3698 (do_self_spec): Likewise.
3699 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3700 (give_switch): Likewise.
3701 (used_arg): Likewise.
3702 (do_spec_1): Set the SWITCH_IGNORE bit.
3703 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3704 bits. Set the SWITCH_LIVE bit.
3706 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3708 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3710 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3712 PR tree-optimization/34472
3713 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3714 parameter to a "bool *" and set *DATA to false if there is
3715 an unsafe access. Do not delete the structure here.
3716 (check_cond_exprs): Delete it here instead.
3717 (check_cond_exprs, exclude_cold_structs): Do not increase
3718 I when removing a structure.
3720 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3724 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3726 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3729 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3730 a fixed vector for stack.
3732 2008-01-24 Ben Elliston <bje@au.ibm.com>
3735 * doc/gcc.texi (Software development): Add a direntry for g++.
3737 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3739 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3740 stale and straggling -fforce-addr comments above.
3742 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3744 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3745 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3747 2008-01-23 Michael Matz <matz@suse.de>
3750 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3753 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3755 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3758 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3760 * config/avr/avr.c (avr_current_arch): New variable.
3761 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3762 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3763 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3764 (avr_override_options): Init 'avr_current_arch'.
3765 (base_arch_s): Move from here...
3766 * config/avr/avr.h (base_arch_s): ... here. Add new members
3767 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3768 'mega' to 'have_jmp_call'.
3769 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3770 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3772 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3774 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3775 MULTILIB_MATCHES): (Ditto.).
3777 2008-01-23 Richard Guenther <rguenther@suse.de>
3780 * cgraphunit.c (cgraph_reset_node): Always mark the node
3781 not reachable if it is not queued already.
3783 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3785 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3786 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3787 (cputype_selected): New static variable.
3788 (bfin_handle_option): Set it if -mcpu is used.
3789 (override_option): Select default set of workarounds if no cpu type
3790 selected on the command line.
3791 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3793 From Michael Frysinger <michael.frysinger@analog.com>
3794 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3795 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3797 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3798 for bf547, bf523, bf524, and bf526.
3799 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3801 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3802 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3803 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3804 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3805 * doc/invoke.texi (Blackfin Options): Document that
3806 -mcpu now accept bf547, bf523, bf524, and bf526.
3808 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3810 PR rtl-optimization/34628
3811 * combine.c (try_combine): Stop and undo after the first combination
3812 if an autoincrement side-effect on the first insn has effectively
3815 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3818 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3819 Offset addresses are not valid for Altivec or paired float modes.
3821 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3824 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3825 if DECL_INITIAL (decl) is error_mark_node.
3828 * c-common.c (handle_vector_size_attribute): Only allow
3829 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3830 the same way as pointer, array etc. types.
3831 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3834 * tree.c (build_type_attribute_qual_variant): Call
3835 build_qualified_type if attributes are equal, but quals are not.
3837 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3840 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3841 * flags.h (warn_strict_aliasing): Remove.
3842 (warn_strict_overflow): Remove.
3843 * opts.c (warn_strict_aliasing): Remove.
3844 (warn_strict_overflow): Remove.
3845 * c-opts.c (c_common_handle_option): -Wall only sets
3846 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3847 (c_common_post_options): Give default values to -Wstrict-aliasing
3848 and -Wstrict-overflow if they are uninitialized.
3849 * common.opt (Wstrict-aliasing): Specify Var and Init.
3850 (Wstrict-overflow): Likewise.
3852 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3854 PR rtl-optimization/26854
3855 PR rtl-optimization/34400
3856 PR rtl-optimization/34884
3857 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3859 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3860 (df_rd_bb_info.expanded_lr_out): Deleted
3861 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3862 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3863 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3864 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3865 Removed code to allocate, initialize or free expanded_lr_out.
3866 (df_rd_bb_local_compute_process_def): Restructured to make more
3868 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3869 sets if the sets are being trimmed.
3871 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3874 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3875 (as_vers): Likewise.
3876 * configure: Regenerated.
3878 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3881 * tree-pass.h (pass_build_alias): New pass.
3882 * tree-ssa-alias.c (gate_build_alias): New.
3883 (pass_build_alias): New.
3884 * passes.c (init_optimization_passes): Add pass_build_alias after
3885 pass_create_structure_vars.
3887 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3889 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3890 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3891 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3892 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3893 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3894 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3895 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3896 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3897 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3898 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3899 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3900 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3901 * config/s390/s390.md (FP_ALL): New mode iterator.
3902 (_d): New mode attribute.
3903 ("*signbit<mode>2>"): Changed mode of first operand.
3904 ("isinf<mode>2"): Changed mode of first operand.
3905 ("*TDC_insn"): Adaptation for DFP modes.
3907 2008-01-22 Ben Elliston <bje@au.ibm.com>
3909 * tree.c (check_qualified_type): Improve function description.
3911 2008-01-21 Jason Merrill <jason@redhat.com>
3914 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3915 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3918 2008-01-21 DJ Delorie <dj@redhat.com>
3920 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3923 2008-01-21 Richard Guenther <rguenther@suse.de>
3926 * tree-cfg.c (verify_expr): Allow all invariant expressions
3927 instead of just constant class ones as reference argument.
3928 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3929 like any other constant.
3930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3932 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3934 * regmove.c (fixup_match_1): Update call crossed frequencies.
3936 2008-01-21 Richard Guenther <rguenther@suse.de>
3939 * tree-inline.c (setup_one_parameter): Deal with mismatched
3940 types using a VIEW_CONVERT_EXPR.
3942 2008-01-21 Alon Dayan <alond@il.ibm.com>
3943 Olga Golovanevsky <olga@il.ibm.com>
3945 PR tree-optimization/34701
3946 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3947 when the structure size is not a power of 2.
3949 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3951 * doc/install.texi: Add doc for --enable-checking=df.
3953 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3955 PR rtl-optimization/34808
3956 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3958 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3960 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3963 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3965 PR rtl-optimization/26854
3966 PR rtl-optimization/34400
3967 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3969 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3970 (df_rd_bb_info.expanded_lr_out): New.
3971 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3972 * loop_iv.c (iv_analysis_loop_init): Ditto.
3973 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3974 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3975 Added code to allocate, initialize or free expanded_lr_out.
3976 (df_rd_bb_local_compute_process_def): Restructured to make
3977 more understandable.
3978 (df_rd_confluence_n): Add code to do nothing with fake edges and
3979 code to no apply invalidate_by_call sets if the sets are being trimmed.
3980 (df_lr_local_finalize): Renamed to df_lr_finalize.
3981 (df_live_local_finalize): Renamed to df_live_finalize.
3983 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3986 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3987 deciding whether to use reciprocal instructions.
3989 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3991 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3992 dwarf2out_note_section_used if cold_text_section is NULL.
3994 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3996 PR gcov-profile/34610
3997 * tree-cfg.c (make_edges): Mark both outgoing edges from
3998 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3999 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4000 from OMP_FOR and OMP_CONTINUE outgoing edges.
4002 * tree-profile.c (tree_profiling): Return early if
4003 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4005 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4006 from cfun to child_cfun.
4007 * function.h (struct function): Add after_tree_profile bit.
4009 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4011 * config/avr/avr.S (_exit): Disable interrupt.
4013 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4014 Steven Bosscher <stevenb.gcc@gmail.com>
4016 PR rtl-optimization/26854
4017 PR rtl-optimization/34400
4018 * df-problems.c (df_live_scratch): New scratch bitmap.
4019 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4020 (df_live_reset): Clear the proper bitmaps.
4021 (df_live_bb_local_compute): Only process the artificial defs once
4022 since the order is not important.
4023 (df_live_init): Init the df_live sets only with the variables
4024 found live by df_lr.
4025 (df_live_transfer_function): Use the df_lr sets to prune the
4026 df_live sets as they are being computed.
4027 (df_live_free): Free df_live_scratch.
4029 2008-01-18 Ian Lance Taylor <iant@google.com>
4031 * common.opt: Add fmerge-debug-strings.
4032 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4033 flag_merge_debug_strings rather than flag_merge_constants.
4034 * doc/invoke.texi (Option Summary): Mention
4035 -fmerge-debug-strings.
4036 (Debugging Options): Document -fmerge-debug-strings.
4038 2008-01-18 Ian Lance Taylor <iant@google.com>
4041 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4042 (struct tree_function_decl): Add new field operator_new_flag.
4043 * tree-inline.c (expand_call_inline): When inlining a call to
4044 operator new, force the return value to go into a variable, and
4045 set DECL_NO_TBAA_P on that variable.
4046 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4048 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4051 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4052 DWARF2_DEBUGGING_INFO.
4053 (dwarf2out_note_section_used): Ditto. Add prototype.
4054 (have_multiple_function_sections, text_section_used,
4055 cold_text_section_used, *cold_text_sections): Move declarations
4058 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4060 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4061 field and add signal_ra.
4062 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4063 assignments to frame state pc. Move end of stack check after
4064 MD_FALLBACK_FRAME_STATE_FOR.
4065 (uw_update_context_1): Use frame state signal_regs if set, instead
4066 of checking signal_frame flag.
4067 (uw_update_context): Use frame state signal_ra if set.
4068 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4069 * config/xtensa/linux-unwind.h: New file.
4071 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4073 * modulo-sched.c (get_sched_window): Fix comment typo.
4075 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4077 PR tree-optimization/34648
4078 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4080 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4082 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4083 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4085 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4087 PR rtl-optimization/34400
4088 * df-core.c (df_worklist_dataflow_overeager,
4089 df_worklist_dataflow_doublequeue): New functions.
4090 (df_worklist_dataflow): Two different worklist solvers.
4091 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4094 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4097 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4098 and ftree-parallelize-loops.
4100 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4102 PR rtl-optimization/34826
4103 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4105 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4107 * global.c (find_reg): Mark the eh regs as used if necessary.
4108 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4109 * ra.h (struct allocno): no_eh_reg field added. Changed
4110 no_stack_reg type to bitfield.
4112 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4114 * tree.c (substitute_in_expr): Add missing 'break'.
4116 2008-01-17 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/34825
4119 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4120 x / x as division to handle.
4122 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4124 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4125 "-pthread" is specified.
4126 * pa-hpux11.h (LIB_SPEC): Likewise.
4128 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4129 Peter Bergner <bergner@vnet.ibm.com>
4131 PR rtl-optimization/33796
4132 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4134 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4136 PR libgfortran/34699
4137 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4139 * pa-hpux10.h (LINK_SPEC): Likewise.
4140 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4142 2008-01-16 Richard Guenther <rguenther@suse.de>
4145 * fold-const.c (fold_convert_const_int_from_int): Do not
4146 set overflow if that occured only because of a sign extension
4147 change when converting from/to a sizetype with the same
4148 precision and signedness.
4150 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4153 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4154 location address to the correct place. Update copyright year.
4156 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4158 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4159 no dependences in the dependence_relations vector.
4161 2008-01-16 Jan Hubicka <jh@suse.cz>
4163 PR rtl-optimization/31396
4164 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4165 * cfg.c (dump_reg_info): Print it.
4166 * regs.h (struct reg_info_t): add freq_calls_crossed.
4167 (REG_FREQ_CALLS_CROSSED): New macro.
4168 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4169 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4170 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4171 regmove_optimize): Update call crossed frequencies.
4172 * local-alloc.c (struct qty): Add freq_calls_crossed.
4173 (alloc_qty): Copute freq_calls_crossed.
4174 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4175 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4176 * ra.h (struct allocno): Add freq_calls_crossed.
4178 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4180 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4181 libgomp when compiling with ftree-parallelize-loops.
4182 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4184 2008-01-16 Richard Guenther <rguenther@suse.de>
4186 PR tree-optimization/34769
4187 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4188 * tree.c (int_cst_value): Instead make this function more
4189 permissive in what it accepts as valid input. Document this
4190 function always sign-extends the value.
4192 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4193 Richard Guenther <rguenther@suse.de>
4196 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4197 (gimple_fold_indirect_ref_rhs): ... this.
4198 (gimple_fold_indirect_ref): New function with foldings
4199 that preserve lvalueness.
4200 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4201 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4202 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4203 to fold an INDIRECT_REF, fall back to the old use of
4204 fold_indirect_ref_1.
4206 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4208 * tree-data-ref.c (subscript_dependence_tester_1): Call
4209 free_conflict_function.
4210 (compute_self_dependence): Same.
4212 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4215 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4216 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4218 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4219 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4220 for DWARF2_UNWIND_INFO targets.
4222 2008-01-16 Richard Guenther <rguenther@suse.de>
4225 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4226 type qualifiers for function types.
4228 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4230 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4231 loop_iterator li from previous commit.
4233 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4235 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4237 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4239 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4240 (parallelize_loops): Don't parallelize irreducible components.
4242 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4245 * c-opts (c_common_post_options): Do not enable CPP
4246 flag_pedantic_errors by default.
4248 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4250 PR rtl-optimization/31944
4251 * cse.c (remove_pseudo_from_table): New function.
4252 (merge_equiv_classes): Use above function to remove pseudo-registers.
4253 (invalidate): Likewise.
4255 2008-01-13 Richard Guenther <rguenther@suse.de>
4258 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4259 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4261 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4263 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4264 validate_change to unshare the source of the PC set.
4266 2008-01-12 Jan Hubicka <jh@suse.cz>
4269 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4270 references above array bounds. This might trigger bounds checks for
4273 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4275 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4276 new_replaceable_dependencies.
4278 2008-01-12 Doug Kwan <dougkwan@google.com>
4280 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4281 instead of OPT_Wreturn_type in warning due to ignored return type
4283 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4284 options included in -Wextra.
4285 * c.opt: New option -Wignored_qualifiers.
4286 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4287 -Wignore_qualifiers.
4288 (-Wignored-qualifiers): Document.
4289 (-Wreturn-type): Remove description of functionality now handled
4290 by -Wignored-qualifiers.
4292 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4295 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4296 NOP_EXPR if it is between integral types with the same precision.
4298 2008-01-12 Jan Hubicka <jh@suse.cz>
4301 * invoke.texi (max-inline-recursive-depth): Fix default value.
4303 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4305 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4308 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4310 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4312 2008-01-11 James E. Wilson <wilson@specifix.com>
4315 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4317 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4319 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4320 save/restore frame pointer register and don't use 'call-prologues'
4321 optimization in function with "OS_task" attribute.
4323 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4326 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4327 when copying to memory.
4329 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4331 PR rtl-optimization/30905
4332 * cfgcleanup.c: Include dce.h
4333 (crossjumps_occured): New global variable.
4334 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4335 If something changed, set crossjumps_occured to true.
4336 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4337 Don't add/remove fake edges to exit here...
4338 (cleanup_cfg): ...but do it here, when crossjumping.
4339 Run a fast DCE when successful crossjumps occured in the latest
4340 iteration of try_optimize_cfg.
4342 2008-01-11 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4345 (struct vn_unary_op_s): Likewise.
4346 (vn_reference_insert): Free old reference on hash collision.
4348 2008-01-10 Raksit Ashok <raksit@google.com>
4350 PR rtl-optimization/27971
4351 * combine.c (find_split_point): Split PLUS expressions which are
4352 inside a MEM rtx, and whose first operand is complex.
4354 2008-01-10 DJ Delorie <dj@redhat.com>
4356 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4357 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4358 (m32c_hard_regno_ok): Call the underlying function.
4360 2008-01-10 Richard Guenther <rguenther@suse.de>
4363 * tree-cfg.c (tree_merge_blocks): Do not go through the
4364 full-blown folding and stmt updating path if we just deal
4365 with virtual operands.
4366 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4367 test for abnormal SSA_NAMEs.
4369 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4372 * reload.c (push_reload): Add assertions. All constants from
4373 reg_equiv_constant should have been used for replacing the respective
4375 (find_reloads_address): Invoke find_reloads_address_part for
4376 constant taken from the reg_equiv_constant array.
4378 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4380 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4381 field (valnum) the first in the struct. Replace bools with
4384 2008-01-10 Richard Guenther <rguenther@suse.de>
4386 PR tree-optimization/34651
4387 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4388 types and ordering for masking and converting.
4390 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4392 PR tree-optimization/34017
4393 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4394 also for PHI_NODE expressions.
4396 2008-01-09 Jan Hubicka <jh@suse.cz>
4398 PR tree-optimization/34708
4399 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4400 based on number of case labels.
4401 (init_inline_once): Remove switch_cost.
4402 * tree-inline.h (eni_weights_d): Remove switch_cost.
4404 2008-01-09 Richard Guenther <rguenther@suse.de>
4405 Andrew Pinski <andrew_pinski@playstation.sony.com>
4408 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4409 temporary if an rvalue is ok or an lvalue is not required.
4411 2008-01-09 Richard Guenther <rguenther@suse.de>
4414 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4417 2008-01-09 Richard Guenther <rguenther@suse.de>
4420 * tree.c (host_integerp): Check for sizetype only if the
4421 type is an integer type.
4423 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4426 * opts.c (decode_options): Disable inlining of functions called
4427 once if not in unit-at-a-time mode.
4429 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4431 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4433 2008-01-08 Richard Guenther <rguenther@suse.de>
4436 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4437 out early if the result will be unused.
4439 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4444 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4448 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4450 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4451 for vectorization tuned.
4453 2008-01-08 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/34683
4456 * tree-ssa-operands.c (operand_build_cmp): Export.
4457 * tree-ssa-operands.h (operand_build_cmp): Declare.
4458 * tree-vn.c (vuses_compare): Remove.
4459 (sort_vuses): Use operand_build_cmp.
4460 (sort_vuses_heap): Likewise.
4461 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4462 to re-use old VEC if available. Do not sort already sorted VUSEs.
4463 (vdefs_to_vec): Do not sort already sorted VDEFs.
4465 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4468 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4470 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4473 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4474 limitations of reciprocal sequences on x86 targets.
4476 2008-01-08 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/34683
4479 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4481 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4484 * config/darwin.c (darwin_mergeable_string_section): Don't use
4485 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4487 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4490 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4491 negxf2. Macroize expander using X87MODEF mode iterator. Change
4492 predicates of op0 and op1 to register_operand.
4493 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4494 expander using X87MODEF mode iterator. Change predicates of
4495 op0 and op1 to register_operand.
4496 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4497 corresponding patterns and macroize using MODEF macro. Change
4498 predicates of op0 and op1 to register_operand and remove
4499 "m" constraint. Disparage "r" alternative with "!".
4500 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4501 macroize using X87MODEF macro. Change predicates of op0 and op1
4502 to register_operand and remove "m" constraint. Disparage "r"
4503 alternative with "!".
4504 (absneg splitter with memory operands): Remove.
4505 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4506 patterns and macroize using X87MODEF mode iterator.
4507 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4508 Change predicate of op1 to register_operand.
4509 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4510 for memory operands.
4512 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4514 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4516 2008-01-07 Richard Guenther <rguenther@suse.de>
4518 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4521 2008-01-07 Richard Guenther <rguenther@suse.de>
4523 PR tree-optimization/34683
4524 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4525 VOPs of the needed size to save memory. Use VEC_quick_push
4526 to save compile-time.
4527 (vdefs_to_vec): Likewise.
4529 2008-01-07 Sa Liu <saliu@de.ibm.com>
4531 * config/spu/spu.md (divdf3): Genetate inline code for double
4532 division. The implementation doesn't handle INF or NAN, therefore it
4533 only applies when -ffinite-math-only is given.
4535 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4538 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4539 * doc/cpp.texi ([Common Predefined Macros]): Document.
4541 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4544 order to use commutative addition instead of subtraction.
4546 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4547 Mircea Namolaru <namolaru@il.ibm.com>
4548 Vladimir Yanovsky <yanov@il.ibm.com>
4549 Revital Eres <eres@il.ibm.com>
4551 PR tree-optimization/34263
4552 * tree-outof-ssa.c (process_single_block_loop_latch,
4553 contains_tree_r): New functions.
4554 (analyze_edges_for_bb): Call process_single_block_loop_latch
4555 function to empty single-basic-block latch block if possible.
4557 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4559 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4561 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4563 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4565 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4567 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4569 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4571 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4573 PR tree-optimization/34618
4574 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4577 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4580 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4581 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4582 Update copyright year.
4584 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4585 Update copyright year.
4586 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4589 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4591 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4592 edge does not point to current bb before changing need_assert.
4594 2008-01-04 Richard Guenther <rguenther@suse.de>
4597 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4598 for verifying purposes if they are is_gimple_min_invariant.
4600 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4602 PR tree-optimization/34448
4603 PR tree-optimization/34465
4604 * gimplify.c (gimplify_init_constructor): Add new parameter
4605 notify_temp_creation. Use it.
4606 (gimplify_modify_expr_rhs): Take volatiles into account when
4607 optimizing constructors.
4608 Do not optimize constructors if gimplify_init_constructor will dump to
4610 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4611 * gcc.c-torture/compile/pr34448.c: New.
4613 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4615 PR gcov-profile/34609
4616 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4617 return_slot if result is TREE_ADDRESSABLE.
4619 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4621 * config/mips/mips.md (sqrt_condition): Tweak comment.
4622 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4624 2008-01-03 Tom Tromey <tromey@redhat.com>
4627 * c-common.c (c_type_hash): Handle VLAs.
4629 2008-01-03 Jan Hubicka <jh@suse.cz>
4631 PR tree-optimization/31081
4632 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4633 0 when inlining and not inlining to first basic block.
4634 (remap_decl): When var is initialized to 0, don't set default_def.
4635 (expand_call_inline): Set entry_bb.
4636 * tree-inline.h (copy_body_data): Add entry_bb.
4638 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4641 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4644 PR tree-optimization/29484
4645 * tree-inline.c (inline_forbidden_p_2): New function.
4646 (inline_forbidden_p): Disallow inlining if some static var
4647 has an address of a local LABEL_DECL in its initializer.
4648 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4651 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4653 PR tree-optimization/34635
4654 * tree-data-ref.c (add_other_self_distances): Make sure that the
4655 evolution step is constant.
4657 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4660 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4662 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4664 * tree-sra.c (scalarize_init): Insert the generate_element_init
4665 statements after the generate_element_zero statements.
4667 2008-01-02 Richard Guenther <rguenther@suse.de>
4671 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4672 for very large number of operands instead of ICEing.
4674 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4677 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4678 while stack probing.
4680 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4682 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4685 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4688 * tree-mudflap.c (mx_register_decls): Guard warning by
4689 !DECL_ARTIFICIAL check.
4691 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4693 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4694 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4695 sse5_perm<mode>): Fix constraints.