1 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
6 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9 * doc/sourcebuild.texi (Require Support): Document
10 dg-require-ascii-locale.
12 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
14 * doc/lto.texi (Write summary): Fix missing parentheses.
16 2011-02-10 DJ Delorie <dj@redhat.com>
18 * config/m32c/m32c.c (m32c_option_override): Disable
19 -fcombine-stack-adjustments until flag value tracking and compare
20 optimization can be rewritten.
22 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
24 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
26 (PROCESSOR_DEFAULT64): Likewise.
28 2011-02-10 Richard Henderson <rth@redhat.com>
30 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
31 change from 2011-02-03.
32 * config/rx/rx.c (flags_from_code): Likewise.
33 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
34 is valid, n/pz otherwise.
35 (rx_select_cc_mode): Return CCmode if Y is not zero.
37 2011-02-10 Richard Guenther <rguenther@suse.de>
39 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
41 2011-02-10 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/47677
44 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
46 2011-02-10 Jakub Jelinek <jakub@redhat.com>
49 * combine.c (make_compound_operation): Only change shifts into
50 multiplication for SCALAR_INT_MODE_P.
52 2011-02-10 Jie Zhang <jie@codesourcery.com>
56 2011-02-05 Jie Zhang <jie@codesourcery.com>
58 * web.c (entry_register): Don't clobber the number of the
59 first uninitialized reference in used[].
61 2011-02-09 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/47664
64 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
67 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
71 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
73 (PROCESSOR_DEFAULT64): Same.
74 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
76 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
78 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
80 2011-02-09 Martin Jambor <mjambor@suse.cz>
83 * tree-sra.c (struct access): New flags grp_scalar_read and
84 grp_scalar_write. Changed description of assignment read and write
86 (dump_access): Dump new flags, reorder all of them.
87 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
88 to detect multiple scalar reads.
89 (analyze_access_subtree): Use the new scalar read write flags instead
90 of the old flags. Adjusted comments.
92 2011-02-08 DJ Delorie <dj@redhat.com>
95 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
98 2011-02-08 Joseph Myers <joseph@codesourcery.com>
100 * config/m68k/uclinux.opt: New.
101 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
103 2011-02-08 Joseph Myers <joseph@codesourcery.com>
105 * config/cris/elf.opt (sim): New Driver option.
107 2011-02-08 Joseph Myers <joseph@codesourcery.com>
109 * config/xtensa/elf.opt: New.
110 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
112 2011-02-08 Joseph Myers <joseph@codesourcery.com>
114 * config/vax/elf.opt: New.
115 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
117 2011-02-08 Joseph Myers <joseph@codesourcery.com>
119 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
121 2011-02-08 Joseph Myers <joseph@codesourcery.com>
123 * config/gnu-user.opt: New.
124 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
125 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
126 *-*-uclinux*): Use gnu-user.opt.
128 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
130 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
131 * config/i386/gnu.h (CPP_SPEC): Likewise.
133 2011-02-08 Ian Lance Taylor <iant@google.com>
135 * common.opt (fcx-limited-range): Add SetByCombined flag.
136 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
137 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
138 (fassociative-math, freciprocal-math): Likewise.
139 (funsafe-math-optimizations): Likewise.
140 * opth-gen.awk: Handle SetByCombined.
141 * optc-gen.awk: Likewise.
142 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
143 (set_unsafe_math_optimizations_flags): Likewise.
144 * doc/options.texi (Option properties): Document SetByCombined.
146 2011-02-08 Joseph Myers <joseph@codesourcery.com>
148 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
149 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
150 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
151 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
152 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
154 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
156 PR tree-optimization/46834
157 PR tree-optimization/46994
158 PR tree-optimization/46995
159 * graphite-sese-to-poly.c (used_outside_reduction): New.
160 (detect_commutative_reduction): Call used_outside_reduction.
161 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
162 translate_scalar_reduction_to_array only when at least one
163 loop-phi/close-phi tuple has been detected.
165 2011-02-08 Richard Guenther <rguenther@suse.de>
168 * tree-vect-generic.c (expand_vector_operations_1): Update
170 (expand_vector_operations): ... not here. Cleanup EH info
171 and the CFG if required.
173 2011-02-08 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/47641
176 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
177 require type compatibility.
179 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
181 * gimple-low.c (lower_function_body): Don't remove the location of
182 the return statement here.
183 (lower_gimple_return): Do it here instead but only if the return
184 statement is actually used twice.
186 2011-02-08 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/47632
189 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
190 unused up_to_stmt parameter, return whether cfg-cleanup is
191 necessary, remove EH info properly.
192 (forward_propagate_into_gimple_cond): Adjust caller.
193 (forward_propagate_into_cond): Likewise.
194 (forward_propagate_comparison): Likewise.
195 (tree_ssa_forward_propagate_single_use_vars): Make
196 forward_propagate_comparison case similar to the two others.
198 2011-02-08 Nick Clifton <nickc@redhat.com>
200 * config/mn10300/mn10300.opt (mliw): New command line option.
201 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
202 (liw_bundling): New automaton.
203 (liw): New attribute.
204 (liw_op): New attribute.
205 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
206 (movsi_internal): Add LIW attributes.
210 (addsi3): Separate register and immediate alternatives.
218 * config/mn10300/mn10300.c (liw_op_names): New
219 (mn10300_print_operand): Handle 'W' operand descriptor.
220 (extract_bundle): New function.
221 (check_liw_constraints): New function.
222 (liw_candidate): New function.
223 (mn10300_bundle_liw): New function.
224 (mn10300_reorg): New function.
225 (TARGET_MACHINE_DEPENDENT_REORG): Define.
226 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
227 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
228 __LIW__ or __NO_LIW__.
229 * doc/invoke.texi: Describe the -mliw command line option.
231 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
233 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
234 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
235 pthread_mutex_unlock): Remove.
236 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
237 * config/pa/t-pa64: Likewise.
238 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
239 shared libc if not linking against libpthread.
240 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
242 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
245 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
246 on 10.6 and later to ensure that we always use the unwinder from
247 the system. Only add -no_compact_unwind when tarteting darwin
250 2011-02-07 Steve Ellcey <sje@cup.hp.com>
253 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
254 (vec_interleave_lowv2sf): Ditto.
255 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
256 (vec_extract_oddv2sf): Ditto.
258 2011-02-07 Mike Stump <mikestump@comcast.net>
261 Add __ieee_divdc3 entry point.
262 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
264 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
265 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
266 * config/darwin.c (darwin_rename_builtins): Add.
267 * config/darwin-protos.h (darwin_rename_builtins): Add.
269 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
272 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
275 2011-02-07 Mike Stump <mikestump@comcast.net>
277 * config/darwin.opt (mmacosx-version-min): Update default OS version.
279 2011-02-07 Denis Chertykov <chertykov@gmail.com>
282 * config/avr/libgcc.S (exit): Move .endfunc
284 2011-02-07 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/47615
287 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
288 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
289 (run_scc_vn): Initialize it.
290 (visit_reference_op_load): Use it.
291 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
293 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
295 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
296 DImode trapping arithmetic libfuncs.
298 2011-02-07 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/47621
301 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
303 (execute_update_addresses_taken): ... here. Make it more
304 conservative in what we accept.
306 2011-02-06 Joseph Myers <joseph@codesourcery.com>
308 * config/sparc/freebsd.h (ASM_SPEC): Define.
309 * config/sparc/vxworks.h (ASM_SPEC): Define.
311 2011-02-06 Joseph Myers <joseph@codesourcery.com>
313 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
315 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
317 * doc/invoke.texi: Remove reference to compiler internals from
320 * reg-notes.def: Remove REG_VALUE_PROFILE.
321 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
323 2011-02-05 Jakub Jelinek <jakub@redhat.com>
326 * varasm.c (default_section_type_flags): If decl is NULL,
327 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
329 2011-02-05 Jie Zhang <jie@codesourcery.com>
332 * web.c (entry_register): Don't clobber the number of the
333 first uninitialized reference in used[].
335 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
337 PR tree-optimization/46194
338 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
339 (build_classic_dist_vector_1): Do not represent classic distance
340 vectors when the access functions are variating in different loops.
342 2011-02-04 Joseph Myers <joseph@codesourcery.com>
344 * config/mips/iris6.opt: New.
345 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
347 2011-02-04 Richard Henderson <rth@redhat.com>
348 Steve Ellcey <sje@cup.hp.com>
351 * config/ia64/predicates.md (mux1_brcst_element): New.
352 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
353 * config/ia64/ia64.c (ia64_unpack_assemble): New.
354 (ia64_unpack_sign): New.
355 (ia64_expand_unpack): Rewrite using new routines.
356 (ia64_expand_widen_sum): Ditto.
357 (ia64_expand_dot_prod_v8qi): Ditto.
358 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
359 routines, add endian check.
360 (pmpy2_even): Rename from pmpy2_r, add endian check.
361 (pmpy2_odd): Rename from pmpy2_l, add endian check.
362 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
363 (vec_widen_smult_hi_v4hi): Ditto.
364 (vec_widen_umult_lo_v4hi): Ditto.
365 (vec_widen_umult_hi_v4hi): Ditto.
366 (mulv2si3): Change endian checks.
367 (sdot_prodv4hi): Rewrite with new calls.
368 (udot_prodv4hi): New.
369 (vec_pack_ssat_v4hi): Add endian check.
370 (vec_pack_usat_v4hi): Ditto.
371 (vec_pack_ssat_v2si): Ditto.
372 (max1_even): Rename from max1_r, add endian check.
373 (max1_odd): Rename from max1_l, add endian check.
374 (*mux1_rev): Format change.
378 (*mux1_brcst_v8qi): Use new predicate.
379 (vec_extract_evenv8qi): Remove endian check.
380 (vec_extract_oddv8qi): Ditto.
381 (vec_interleave_lowv4hi): Format change.
382 (vec_interleave_highv4hi): Ditto.
383 (mix2_even): Rename from mix2_r, add endian check.
384 (mix2_odd): Rename from mux2_l, add endian check.
385 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
386 (vec_extract_evenodd_helper): Format change.
387 (vec_extract_evenv4hi): Remove endian check.
388 (vec_extract_oddv4hi): Remove endian check.
389 (vec_interleave_lowv2si): Format change.
390 (vec_interleave_highv2si): Format change.
391 (vec_initv2si): Remove endian check.
392 (vecinit_v2si): Add endian check.
393 (reduc_splus_v2sf): Add endian check.
394 (reduc_smax_v2sf): Ditto.
395 (reduc_smin_v2sf): Ditto.
396 (vec_initv2sf): Remove endian check.
397 (fpack): Add endian check.
398 (fswap): Add endian check.
399 (vec_interleave_highv2sf): Add endian check.
400 (vec_interleave_lowv2sf): Add endian check.
401 (fmix_lr): Add endian check.
402 (vec_setv2sf): Format change.
403 (*vec_extractv2sf_0_be): Use shift to extract operand.
404 (*vec_extractv2sf_1_be): New.
405 (vec_pack_trunc_v4hi): Add endian check.
406 (vec_pack_trunc_v2si): Format change.
408 2011-02-04 Jakub Jelinek <jakub@redhat.com>
411 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
412 do bb, locus and block comparison and disallow loads if it is not set.
413 (stmt_is_replaceable_p): New function.
414 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
416 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
417 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
419 * tree-flow.h (stmt_is_replaceable_p): New prototype.
421 2011-02-04 Joseph Myers <joseph@codesourcery.com>
423 * config/rs6000/xilinx.opt: New.
424 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
426 2011-02-04 Joseph Myers <joseph@codesourcery.com>
428 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
430 2011-02-03 Anatoly Sokolov <aesok@post.ru>
432 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
433 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
434 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
435 secondary_reload_info, xtensa_secondary_reload): Remove.
436 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
437 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
438 (xtensa_preferred_reload_class): Make static. Change return and
439 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
440 Use CONST_DOUBLE_P predicate.
441 (xtensa_preferred_output_reload_class): New function.
442 (xtensa_secondary_reload): Make static.
444 2011-02-03 Joseph Myers <joseph@codesourcery.com>
446 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
447 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
448 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
450 2011-02-03 Jakub Jelinek <jakub@redhat.com>
453 * output.h (SECTION_RELRO): Define.
454 (SECTION_MACH_DEP): Adjust.
455 (get_variable_section): New prototype.
456 * varpool.c (varpool_finalize_named_section_flags): New function.
457 (varpool_assemble_pending_decls): Call it.
458 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
459 * cgraphunit.c (cgraph_output_in_order): Call
460 varpool_finalize_named_section_flags.
461 * varasm.c (get_section): Allow section flags conflicts between
462 relro and read-only sections if the section hasn't been declared yet.
463 Set SECTION_OVERRIDE after diagnosing section type conflict.
464 (get_variable_section): No longer static.
465 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
466 readonly sections that need relocations.
467 (decl_readonly_section_1): New function.
468 (decl_readonly_section): Use it.
471 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
472 Steve Ellcey <sje@cup.hp.com>
475 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
476 if section attribute used.
478 2011-02-03 Jakub Jelinek <jakub@redhat.com>
480 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
481 * config/darwin.c (SECTION_NO_ANCHOR): Define.
482 (darwin_init_sections): Remove assertion.
484 2011-02-03 Nick Clifton <nickc@redhat.com>
486 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
488 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
489 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
490 instead of "n" and "pz".
491 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
494 2011-02-03 Jakub Jelinek <jakub@redhat.com>
497 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
498 fma, expand FMA_EXPR as fma{,f,l} call.
501 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
502 copy them into a unsigned char variable and pass address of it to
503 lto_output_data_stream.
506 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
507 around backend_init_target and lang_dependent_init_target calls.
508 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
509 (verify_cgraph_node): Don't call set_cfun here. Use
510 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
511 Set error_found for incorrectly represented calls to thunks.
513 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
516 PR rtl-optimization/43494
517 * rtl.h (for_each_inc_dec_fn): New type.
518 (for_each_inc_dec): Declare.
519 * rtlanal.c (struct for_each_inc_dec_ops): New type.
520 (for_each_inc_dec_find_inc_dec): New fn.
521 (for_each_inc_dec_find_mem): New fn.
522 (for_each_inc_dec): New fn.
523 * dse.c (struct insn_size): Remove.
524 (replace_inc_dec, replace_inc_dec_mem): Remove.
525 (emit_inc_dec_insn_before): New fn.
526 (check_for_inc_dec): Use it, along with for_each_inc_dec.
527 (canon_address): Pass mem modes to cselib_lookup.
528 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
529 (cselib_lookup_from_insn): Likewise.
530 (cselib_subst_to_values): Likewise.
531 * cselib.c (find_slot_memmode): New var.
532 (cselib_find_slot): New fn. Use it instead of
533 htab_find_slot_with_hash everywhere.
534 (entry_and_rtx_equal_p): Use find_slot_memmode.
535 (autoinc_split): New fn.
536 (rtx_equal_for_cselib_p): Rename and implement in terms of...
537 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
538 Deal with autoinc. Special-case recursion into MEMs.
539 (cselib_hash_rtx): Likewise.
540 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
541 address and MEM modes.
542 (cselib_subst_to_values): Add memmode, pass it on.
544 (cselib_lookup): Add memmode argument, pass it on.
545 (cselib_lookup_from_insn): Add memmode.
546 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
547 (struct cselib_record_autoinc_data): New.
548 (cselib_record_autoinc_cb): New fn.
549 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
550 mode to cselib_lookup. Reset autoinced REGs here instead of...
551 (cselib_process_insn): ... here.
552 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
554 (add_uses): Likewise, also to cselib_subst_to_values.
555 (add_stores): Likewise.
556 * sched-deps.c (add_insn_mem_dependence): Pass mode to
557 cselib_subst_to_values.
558 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
559 * gcse.c (do_local_cprop): Adjusted.
560 * postreload.c (reload_cse_simplify_set): Adjusted.
561 (reload_cse_simplify_operands): Adjusted.
562 * sel-sched-dump (debug_mem_addr_value): Pass mode.
564 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
566 PR tree-optimization/45122
567 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
568 unsafe assumptions when there's more than one loop exit.
570 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
573 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
574 Document using vector double with the load/store builtins, and
575 that the load/store builtins always use Altivec instructions.
577 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
578 to use altivec memory instructions, even on VSX.
579 (vector_altivec_store_<mode>): Ditto.
581 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
584 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
585 V2DF, V2DI support to load/store overloaded builtins.
587 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
588 altivec load/store builtins for V2DF/V2DI types.
590 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
591 set avoid indexed addresses on power6 if -maltivec.
592 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
593 vector_altivec_load/vector_altivec_store builtins.
594 (altivec_expand_st_builtin): Ditto.
595 (altivec_expand_builtin): Add VSX memory builtins.
596 (rs6000_init_builtins): Add V2DI types to internal types.
597 (altivec_init_builtins): Add support for V2DF/V2DI altivec
599 (rs6000_address_for_altivec): Insure memory address is appropriate
602 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
603 vec_vsx_ld and vec_vsx_st.
604 (vsx_store_<mode>): Ditto.
606 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
607 variables to hold long long types for VSX vector memory builtins.
608 (RS6000_BTI_unsigned_long_long): Ditto.
609 (long_long_integer_type_internal_node): Ditti.
610 (long_long_unsigned_type_internal_node): Ditti.
612 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
613 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
614 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
616 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
620 2011-02-02 Joseph Myers <joseph@codesourcery.com>
622 * config/pa/pa-hpux10.opt: New.
623 * config/hpux11.opt (pthread): New Driver option.
624 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
625 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
627 2011-02-02 Joseph Myers <joseph@codesourcery.com>
629 * config/ia64/vms.opt: New.
630 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
632 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
635 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
636 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
638 (vsx_floatuns<VSi><mode>2): Ditto.
639 (vsx_fix_trunc<mode><VSi>2): Ditto.
640 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
642 2011-02-02 Joseph Myers <joseph@codesourcery.com>
644 * config/i386/djgpp.opt (posix): New Driver option.
646 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
648 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
649 Move to the unsupported targets list.
651 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
653 PR rtl-optimization/47525
654 * df-scan.c: Update copyright years.
655 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
656 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
658 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
660 * config/i386/sysv4.h (TARGET_VERSION): Remove.
661 (SUBTARGET_RETURN_IN_MEMORY): Remove.
662 (ASM_OUTPUT_ASCII): Remove.
663 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
665 2011-02-02 Jeff Law <law@redhat.com>
668 * reload.c (find_reloads_address): Handle reg+d address where both
669 components are invalid by reloading the entire address.
671 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
672 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/40979
676 * passes.c (init_optimization_passes): After LIM call copy_prop
678 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
680 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
682 PR tree-optimization/47576
683 PR tree-optimization/47555
684 * doc/invoke.texi (scev-max-expr-complexity): Documented.
685 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
686 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
687 * tree-scalar-evolution.c (follow_ssa_edge): Use
688 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
690 2011-02-02 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/47566
693 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
695 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
699 * tree-inline.c (declare_return_variable): Remove unused caller
704 * tree-flow-inline.h (clear_is_used, is_used_p): New.
705 * cfgexpand.c (account_used_vars_for_block): Use them.
706 * tree-nrv.c (tree_nrv): Likewise.
707 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
708 (dump_scope_block): Likewise.
709 (remove_unused_locals): Likewise.
713 * tree-inline.c (declare_return_variable): Add result decl to
714 local decls only once.
715 * gimple-low.c (record_vars_into): Mark newly-created variables
718 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
724 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
726 (no_real_insns_p, schedule_block, set_priorities): Drop special
727 treatment of boundary debug insns.
728 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
729 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
730 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
731 (BOUNDARY_DEBUG_INSN_P): Likewise.
732 (SCHEDULE_DEBUG_INSN_P): Likewise.
733 * sched-rgn.c (init_ready_list): Drop special treatment of
734 boundary debug insns.
735 * final.c (rest_of_clean_state): Clear notes' BB.
737 2011-02-01 Joseph Myers <joseph@codesourcery.com>
739 * config/openbsd.opt (assert=): New Driver option.
741 2011-02-01 Joseph Myers <joseph@codesourcery.com>
743 * config/i386/nto.opt: New.
744 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
746 2011-02-01 Joseph Myers <joseph@codesourcery.com>
748 * config/i386/netware.opt: New.
749 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
751 2011-02-01 Joseph Myers <joseph@codesourcery.com>
753 * config/interix.opt (posix): New Driver option.
755 2011-02-01 DJ Delorie <dj@redhat.com>
757 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
759 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
762 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
764 PR tree-optimization/47561
765 * toplev.c (process_options): Print the Graphite flags. Add
766 flag_loop_flatten to the list of options requiring Graphite.
768 2011-02-01 Joseph Myers <joseph@codesourcery.com>
770 * config/i386/cygming.opt (posix): New Driver option.
772 2011-02-01 Joseph Myers <joseph@codesourcery.com>
774 * config/arm/vxworks.opt: New.
775 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
777 2011-02-01 Joseph Myers <joseph@codesourcery.com>
779 * config/alpha/elf.opt: New.
780 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
781 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
783 2011-02-01 Richard Guenther <rguenther@suse.de>
785 PR tree-optimization/47559
786 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
787 store-motion on references that can throw.
789 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
791 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
792 * tree-pass.h (TDF_CSELIB): New macro.
793 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
794 cselib_lookup): Check for it rather than for TDF_DETAILS.
796 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
799 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
802 * opts.c (finish_options): Don't add x_aux_base_name if it is
805 2011-02-01 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/47555
809 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
811 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
813 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
816 * config/lm32/t-lm32: Add multilib for all CPU options.
818 2011-02-01 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/47541
821 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
822 sure to have a field at offset zero.
824 2011-01-31 Joseph Myers <joseph@codesourcery.com>
826 * config/arc/arc.opt (EB, EL): New Driver options.
828 2011-01-31 Joseph Myers <joseph@codesourcery.com>
830 * config/alpha/osf5.opt: New.
831 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
833 2011-01-31 Joseph Myers <joseph@codesourcery.com>
835 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
837 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
839 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
841 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
842 is an alias of -floop-interchange and that it requires the
843 Graphite infrastructure.
844 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
845 flag_loop_interchange based on the value of flag_tree_loop_linear.
847 2011-01-31 Jakub Jelinek <jakub@redhat.com>
848 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/47538
851 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
852 type instead of r1type, except for comparisons. For right
853 shifts and comparisons punt if there are mismatches in
854 sizetype vs. non-sizetype types.
856 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
858 * doc/sourcebuild.texi (Effective-Target Keywords): Document
861 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
863 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
865 * configure: Regenerate.
867 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
869 * configure.ac (gcc_cv_ld_static_option): Define.
870 (gcc_cv_ld_dynamic_option): Define.
871 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
873 (HAVE_LD_STATIC_DYNAMIC): Update message.
874 (LD_STATIC_OPTION): Define.
875 (LD_DYNAMIC_OPTION): Define.
876 * configure: Regenerate.
877 * config.in: Regenerate.
878 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
879 HAVE_LD_STATIC_DYNAMIC]: Use them.
881 2011-01-31 Nick Clifton <nickc@redhat.com>
883 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
884 registers inside interrupt handlers if the handler is not a leaf
887 2011-01-31 Nick Clifton <nickc@redhat.com>
889 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
890 reg_renumber returning an INVALID_REGNUM.
892 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
895 * doc/install.texi: Document host options discarded when cross
896 configuring target libraries.
898 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
901 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
904 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
906 (no_real_insns_p, schedule_block, set_priorities): Drop special
907 treatment of boundary debug insns.
908 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
909 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
910 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
911 (BOUNDARY_DEBUG_INSN_P): Likewise.
912 (SCHEDULE_DEBUG_INSN_P): Likewise.
913 * sched-rgn.c (init_ready_list): Drop special treatment of
914 boundary debug insns.
915 * final.c (rest_of_clean-state): Clear notes' BB.
917 2011-01-31 Alan Modra <amodra@gmail.com>
919 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
920 toc relative expressions as we do in print_operand_address.
922 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
924 * doc/extend.texi: Follow spelling conventions.
925 * doc/invoke.texi: Fix a typo.
927 2011-01-30 Joseph Myers <joseph@codesourcery.com>
929 * config/hpux11.opt: New.
930 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
931 ia64*-*-hpux*): Use hpux11.opt.
933 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
935 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
938 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
940 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
943 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
945 * doc/install.texi (Binaries): Remove outdated reference for
946 Motorola 68HC11/68HC12 downloads.
948 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
950 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
953 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
956 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
959 2011-01-28 Ahmad Sharif <asharif@google.com>
961 * value-prof.c (check_counter): Corrected error message.
963 2011-01-29 Jie Zhang <jie@codesourcery.com>
965 * config/arm/arm.c (arm_legitimize_reload_address): New.
966 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
967 arm_legitimize_reload_address.
968 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
970 2011-01-28 Ian Lance Taylor <iant@google.com>
972 * godump.c (go_define): Ignore macros whose definitions include
973 two adjacent operands.
975 2011-01-28 Jakub Jelinek <jakub@redhat.com>
978 * varasm.c (force_const_mem): Store copy of x in desc->constant
980 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
981 itself into REG_EQUAL note.
983 2011-01-28 Joseph Myers <joseph@codesourcery.com>
985 * config/freebsd.opt (posix, rdynamic): New Driver options.
987 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
989 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
991 * configure: Regenerate.
993 2011-01-27 Joseph Myers <joseph@codesourcery.com>
995 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
996 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
998 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1000 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1001 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1002 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1003 (s390_preferred_reload_class): Make static. Change return and
1004 'rclass' argument type to reg_class_t.
1006 2011-01-27 Jan Hubicka <jh@suse.cz>
1009 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1010 (process_function_and_variable_attributes): Check defined weakrefs.
1012 2011-01-27 Martin Jambor <mjambor@suse.cz>
1014 PR tree-optimization/47228
1015 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1016 build_ref_for_offset.
1018 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1020 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1022 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1024 PR rtl-optimization/46856
1025 * postreload.c (reload_combine_recognize_const_pattern): Do not
1026 separate cc0 setter and user on cc0 targets.
1028 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1031 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1032 passed a VOID_TYPE expression, immediately emit an error and
1033 return error_mark_node.
1035 2011-01-26 Jeff Law <law@redhat.com>
1037 PR rtl-optimization/47464
1038 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1039 rather than may_trap_p as needed.
1041 2011-01-26 DJ Delorie <dj@redhat.com>
1043 PR rtl-optimization/46878
1044 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1045 setter/user dependency as well.
1047 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1049 PR rtl-optimization/44469
1050 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1051 after removing trivially dead basic blocks.
1053 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1055 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1056 * config/frv/frv.h (LINK_SPEC): Likewise.
1057 * config/i386/netware.h (LINK_SPEC): Likewise.
1058 * config/m68k/linux.h (ASM_SPEC): Likewise.
1059 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1060 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1061 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1062 * config/sparc/linux.h (ASM_SPEC): Likewise.
1063 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1064 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1066 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1068 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1069 * config/frv/frv.h (ASM_SPEC): Likewise.
1070 * config/m68k/linux.h (ASM_SPEC): Likewise.
1071 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1072 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1073 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1074 * config/sparc/linux.h (ASM_SPEC): Likewise.
1075 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1076 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1078 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1080 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1081 * config/frv/frv.h (LINK_SPEC): Likewise.
1082 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1084 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1086 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1087 * config/frv/frv.h (ASM_SPEC): Likewise.
1088 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1089 * config/m68k/linux.h (ASM_SPEC): Likewise.
1090 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1091 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1092 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1093 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1094 * config/sparc/linux.h (ASM_SPEC): Likewise.
1095 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1096 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1097 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1099 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1102 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1104 (vec_extract_evenodd_help): Ditto.
1105 (vec_extract_evenv4hi): Ditto.
1106 (vec_extract_oddv4hi): Ditto.
1107 (vec_interleave_lowv2si): Ditto.
1108 (vec_interleave_highv2si): Ditto.
1109 (vec_extract_evenv2si): Ditto.
1110 (vec_extract_oddv2si: Ditto.
1111 (vec_pack_trunc_v2si): Ditto.
1113 2011-01-22 Jan Hubicka <jh@suse.cz>
1116 * cgraph.h (cgraph_local_info): New field can_change_signature.
1117 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1118 signature can change.
1119 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1121 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1122 (cgraph_function_versioning): We can not change signature of functions
1123 that don't allow that.
1124 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1125 (lto_input_node): Likewise.
1126 * ipa-inline.c (compute_inline_parameters): Compute
1127 local.can_change_signature.
1128 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1129 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1130 functions that can not change signature.
1131 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1132 init_cumulative_args): Do not use local calling conventions
1133 for functions that can not change signature.
1135 2011-01-22 Jan Hubicka <jh@suse.cz>
1137 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1139 2011-01-26 Richard Guenther <rguenther@suse.de>
1141 PR tree-optimization/47190
1142 * cgraphunit.c (process_common_attributes): New function.
1143 (process_function_and_variable_attributes): Use it.
1145 2011-01-26 Richard Guenther <rguenther@suse.de>
1148 * cgraphbuild.c (record_eh_tables): Record reference to personality
1151 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1154 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1155 non-debug insns from moving up.
1157 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1160 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1161 t-dlldir{,-x} fragment for build and add it to tmake_file.
1162 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1163 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1164 * config/i386/t-dlldir: New file.
1165 (SHLIB_DLLDIR): Define.
1166 * config/i386/t-dlldir-x: New file.
1167 (SHLIB_DLLDIR): Define.
1168 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1169 (SHLIB_INSTALL): Use it.
1171 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1174 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1175 lower bound of the allowed Thumb-2 coprocessor load/store
1176 index range to -256. Add explaining comment.
1178 2011-01-25 Ian Lance Taylor <iant@google.com>
1180 * godump.c (go_define): Improve lexing of macro expansion to only
1181 accept expressions which match Go spec.
1183 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1186 * tree.c (handle_dll_attribute): Handle it.
1187 * doc/extend.texi (@item dllexport): Mention it.
1188 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1190 2011-01-25 Ian Lance Taylor <iant@google.com>
1192 PR tree-optimization/26854
1193 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1194 (decl_jump_unsafe): Move higher in file, with no other change.
1195 (bind): Set has_jump_unsafe_decl if appropriate.
1196 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1197 (check_earlier_gotos): Likewise.
1198 (c_check_switch_jump_warnings): Likewise.
1200 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1202 * doc/invoke.texi (Warning Options): Add missing hyphen.
1203 (-fprofile-dir): Minor grammatical fixes.
1204 (-fbranch-probabilities): Likewise.
1206 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1210 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1212 (no_real_insns_p, schedule_block, set_priorities): Drop special
1213 treatment of boundary debug insns.
1214 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1215 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1216 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1217 (BOUNDARY_DEBUG_INSN_P): Likewise.
1218 (SCHEDULE_DEBUG_INSN_P): Likewise.
1219 * sched-rgn.c (init_ready_list): Drop special treatment of
1220 boundary debug insns.
1221 * final.c (rest_of_clean-state): Clear notes' BB.
1223 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1225 * Makefile.in (LAMBDA_H): Removed.
1226 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1227 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1228 lambda-trans.o, and tree-loop-linear.o.
1229 (lto-symtab.o): Remove dependence on LAMBDA_H.
1230 (tree-loop-linear.o): Remove rule.
1231 (lambda-mat.o): Same.
1232 (lambda-trans.o): Same.
1233 (lambda-code.o): Same.
1234 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1235 (tree-vect-slp.o): Same.
1236 * hwint.h (gcd): Moved here.
1237 (least_common_multiple): Same.
1238 * lambda-code.c: Removed.
1239 * lambda-mat.c: Removed.
1240 * lambda-trans.c: Removed.
1241 * lambda.h: Removed.
1242 * tree-loop-linear.c: Removed.
1243 * lto-symtab.c: Do not include lambda.h.
1244 * omega.c (gcd): Removed.
1245 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1246 * tree-data-ref.c (print_lambda_vector): Moved here.
1247 (lambda_vector_copy): Same.
1248 (lambda_matrix_copy): Same.
1249 (lambda_matrix_id): Same.
1250 (lambda_vector_first_nz): Same.
1251 (lambda_matrix_row_add): Same.
1252 (lambda_matrix_row_exchange): Same.
1253 (lambda_vector_mult_const): Same.
1254 (lambda_vector_negate): Same.
1255 (lambda_matrix_row_negate): Same.
1256 (lambda_vector_equal): Same.
1257 (lambda_matrix_right_hermite): Same.
1258 * tree-data-ref.h: Do not include lambda.h.
1259 (lambda_vector): Moved here.
1260 (lambda_matrix): Same.
1261 (dependence_level): Same.
1262 (lambda_transform_legal_p): Removed declaration.
1263 (lambda_collect_parameters): Same.
1264 (lambda_compute_access_matrices): Same.
1265 (lambda_vector_gcd): Same.
1266 (lambda_vector_new): Same.
1267 (lambda_vector_clear): Same.
1268 (lambda_vector_lexico_pos): Same.
1269 (lambda_vector_zerop): Same.
1270 (lambda_matrix_new): Same.
1271 * tree-flow.h (least_common_multiple): Removed declaration.
1272 * tree-parloops.c (lambda_trans_matrix): Moved here.
1274 (LTM_ROWSIZE): Same.
1275 (LTM_COLSIZE): Same.
1276 (LTM_DENOMINATOR): Same.
1277 (lambda_trans_matrix_new): Same.
1278 (lambda_matrix_vector_mult): Same.
1279 (lambda_transform_legal_p): Same.
1280 * tree-pass.h (pass_linear_transform): Removed declaration.
1281 * tree-ssa-loop.c (tree_linear_transform): Removed.
1282 (gate_tree_linear_transform): Removed.
1283 (pass_linear_transform): Removed.
1284 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1285 flag_loop_interchange.
1287 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/47265
1290 PR tree-optimization/47443
1291 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1292 if name still has some uses.
1294 2011-01-25 Martin Jambor <mjambor@suse.cz>
1296 PR tree-optimization/47382
1297 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1298 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1300 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1302 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1303 sjlj_except_unwind_info.
1305 2011-01-25 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/47426
1308 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1309 visible functions results escape.
1311 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1314 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1315 (arm_get_frame_offsets): Use it.
1317 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1318 Jakub Jelinek <jakub@redhat.com>
1320 PR tree-optimization/47271
1321 * tree-if-conv.c (bb_postdominates_preds): New.
1322 (if_convertible_bb_p): Call bb_postdominates_preds.
1323 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1324 (predicate_scalar_phi): Call bb_postdominates_preds.
1326 2011-01-25 Nick Clifton <nickc@redhat.com>
1328 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1329 * config/rx/rx.c (rx_function_value): Likewise.
1330 (rx_promote_function_mode): Likewise.
1331 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1332 in order to make it legitimate.
1333 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1334 make sure that the first operand is the same as the result register.
1335 (addsi3_unspec): Delete.
1336 (subdi3): Do not accept immediate operands.
1337 (subdi3_internal): Likewise.
1339 2011-01-25 Jeff Law <law@redhat.com>
1341 PR rtl-optimization/37273
1342 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1343 handle them like argument loads from stack slots. Do not double
1344 count memory for memory constants and argument loads from stack slots.
1346 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1348 PR tree-optimization/47427
1349 PR tree-optimization/47428
1350 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1351 coalesce if the new root var would be TREE_READONLY.
1353 2011-01-25 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1357 correct type for TBAA.
1359 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1361 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1362 (close_phi_written_to_memory): Call for_each_index with
1363 dr_indices_valid_in_loop.
1365 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1367 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1368 when it is initialized.
1370 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1372 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1373 call to graphite_find_data_references_in_stmt.
1374 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1375 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1376 call to graphite_find_data_references_in_stmt.
1377 (analyze_drs_in_stmts): Same.
1378 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1379 in which the scalar analysis of indices is performed.
1380 (create_data_ref): Same. Update call to dr_analyze_indices.
1381 (find_data_references_in_stmt): Update call to create_data_ref.
1382 (graphite_find_data_references_in_stmt): Same.
1383 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1385 (create_data_ref): Same.
1386 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1387 call to create_data_ref.
1389 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1391 * graphite-sese-to-poly.c (build_poly_scop): Move
1392 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1394 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1396 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1397 VAR_DECL, PARM_DECL, and RESULT_DECL.
1399 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1401 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1403 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1404 that have already been marked as PBB_IS_REDUCTION.
1406 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-scop-detection.c (same_close_phi_node): New.
1409 (remove_duplicate_close_phi): New.
1410 (make_close_phi_nodes_unique): New.
1411 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1413 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1415 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1416 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1417 of both data references to be the same.
1419 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1421 * graphite-dependences.c (build_lexicographical_constraint): Remove
1423 (build_lexicographical_constraint): Adjust call to
1424 ppl_powerset_is_empty.
1425 (dependence_polyhedron): Same.
1426 (graphite_legal_transform_dr): Same.
1427 (graphite_carried_dependence_level_k): Same.
1428 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1430 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1432 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1434 * graphite-sese-to-poly.c
1435 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1436 (close_phi_written_to_memory): New.
1437 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1440 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1442 * doc/install.texi: Update the expected version number of PPL to 0.11.
1443 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1444 #if PPL_VERSION_MINOR < 11.
1446 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1448 * graphite-dependences.c: Include graphite-cloog-util.h.
1449 (new_poly_ddr): Inlined into dependence_polyhedron.
1450 (free_poly_ddr): Moved close by new_poly_ddr.
1451 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1452 Early return NULL when ppl_powerset_is_empty returns true.
1453 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1454 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1455 (graphite_legal_transform_dr): Call new_poly_ddr.
1456 (graphite_carried_dependence_level_k): Same.
1457 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1458 (dot_transformed_deps_stmt_1): Removed.
1459 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1460 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1461 (dot_deps_1): Call dot_deps_2.
1462 * Makefile.in (graphite-dependences.o): Add missing dependence on
1463 graphite-cloog-util.h.
1465 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1467 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1468 (build_lexicographical_constraint): Same.
1469 (dependence_polyhedron_1): Same.
1470 (graphite_legal_transform_dr): Same.
1471 (graphite_carried_dependence_level_k): Same.
1472 * graphite-ppl.c (ppl_powerset_is_empty): New.
1473 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1474 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1476 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1478 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1479 the "a followed by b" relation and document it.
1481 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1483 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1484 iteration when the bag of constraints is empty.
1486 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1490 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1492 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1493 nest and two loop depths as parameters.
1494 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1495 lst_perfect_nestify.
1497 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1499 * graphite-dependences.c (print_pddr): Call
1500 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1502 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1504 * graphite-ppl.c (debug_gmp_value): New.
1505 * graphite-ppl.h (debug_gmp_value): Declared.
1507 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1509 * doc/install.texi: Document availability of cloog-0.16.
1511 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1513 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1514 invalid postdominance info.
1516 2011-01-24 Jan Hubicka <jh@suse.cz>
1519 * doc/extend.texi (weak pragma): Drop claim that it must
1520 appear before definition.
1521 * varasm.c (merge_weak, declare_weak): Only sanity check
1522 that DECL is not output at a time it is declared weak.
1524 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1526 * machmode.def: Fixed comments.
1528 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1530 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1532 2011-01-24 Paul Koning <ni1d@arrl.net>
1534 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1537 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1540 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1541 (block_info): Add scanned and prev.
1542 (move_or_delete_vzeroupper_2): Return if the basic block
1543 has been scanned and the upper 128bit state is unchanged
1545 (move_or_delete_vzeroupper_1): Return true if the exit
1547 (move_or_delete_vzeroupper): Visit basic blocks using the
1548 work-list based algorithm based on vt_find_locations in
1551 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1553 2011-01-24 Nick Clifton <nickc@redhat.com>
1555 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1556 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1557 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1558 then define __v850e1__.
1559 * doc/invoke.texi: Document -mv850es.
1561 2011-01-24 Richard Henderson <rth@redhat.com>
1563 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1564 compound unordered comparisons.
1565 * config/rx/rx.c (rx_split_fp_compare): Remove.
1566 * config/rx/rx-protos.h: Update.
1567 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1568 (cbranchsf4): Don't call rx_split_fp_compare.
1569 (*cbranchsf4): Use rx_split_cbranch.
1570 (*cmpsf): Don't accept "i" constraint.
1571 (*conditional_branch): Only valid after reload.
1572 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1574 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1577 * config/rs6000/altivec.md (vector constant splitters): Add
1578 support for creating vector single precision constants if -mvsx is
1579 used and we would create the constant using Altivec primitives.
1581 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1582 Richard Sandiford <rdsandiford@googlemail.com>
1584 PR rtl-optimization/47166
1585 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1586 mechanism for PRE_MODIFY and POST_MODIFY.
1587 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1590 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1592 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1594 2011-01-22 Jan Hubicka <jh@suse.cz>
1597 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1599 2011-01-22 Jan Hubicka <jh@suse.cz>
1601 PR tree-optimization/43884
1603 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1604 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1606 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1608 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1609 * config/s390/s390.c (s390_register_move_cost,
1610 s390_memory_move_cost): New.
1611 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1613 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1616 * except.c (sjlj_assign_call_site_values): Move setting the
1617 crtl->uses_eh_lsda flag to ...
1618 (sjlj_mark_call_sites): ... here.
1619 (sjlj_emit_function_enter): Support NULL dispatch label.
1620 (sjlj_build_landing_pads): In a function with no landing pads
1621 that still has must-not-throw regions, generate code to register
1622 a personality function with empty LSDA.
1624 2011-01-21 Richard Henderson <rth@redhat.com>
1626 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1628 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1630 * compare-elim.c: New file.
1631 * Makefile.in (OBJS-common): Add it.
1632 (compare-elim.o): New.
1633 * common.opt (fcompare-elim): New.
1634 * opts.c (default_options_table): Add OPT_fcompare_elim.
1635 * tree-pass.h (pass_compare_elim_after_reload): New.
1636 * passes.c (init_optimization_passes): Add it.
1637 * recog.h: Protect against re-inclusion.
1638 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1639 * doc/invoke.texi (-fcompare-elim): Document it.
1640 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1641 * doc/tm.texi: Rebuild.
1643 2011-01-22 Nick Clifton <nickc@redhat.com>
1645 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1646 rx_split_fp_compare.
1648 2011-01-22 Nick Clifton <nickc@redhat.com>
1650 * config/rx/rx.md (UNSPEC_CONST): New.
1651 (deallocate_and_return): Wrap the amount popped off the stack in
1652 an UNSPEC_CONST in order to stop it being rejected by
1653 -mmax-constant-size.
1654 (pop_and_return): Add a "(return)" rtx.
1655 (call): Drop the immediate operand.
1656 (call_internal): Likewise.
1657 (call_value): Likewise.
1658 (call_value_internal): Likewise.
1659 (sibcall_internal): Likewise.
1660 (sibcall_value_internal): Likewise.
1661 (sibcall): Likewise. Generate an explicit call using
1663 (sibcall_value): Likewise.
1664 (mov<>): FAIL if a constant operand is not legitimate.
1665 (addsi3_unpsec): New pattern.
1667 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1668 (ok_for_max_constant): New function.
1669 (gen_safe_add): New function.
1670 (rx_expand_prologue): Use gen_safe_add.
1671 (rx_expand_epilogue): Likewise.
1672 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1675 2011-01-21 Jeff Law <law@redhat.com>
1677 PR tree-optimization/47053
1678 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1679 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1680 statements are deleted.
1681 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1682 is nonempty, then purge dead edges and cleanup the CFG.
1684 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1688 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1690 * tree-dfa.c (create_var_ann): Mark variable as used.
1692 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1695 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1696 notes from other section in hot/cold partitioning even if
1697 last_action is -3. Increment call_site_base.
1699 PR rtl-optimization/47366
1700 * fwprop.c (forward_propagate_into): Return bool. If
1701 any changes are made, -fnon-call-exceptions is used and
1702 REG_EH_REGION note is present, call purge_dead_edges
1703 and return true if it purged anything.
1704 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1705 any EH edges were purged.
1707 2011-01-21 Jeff Law <law@redhat.com>
1709 PR rtl-optimization/41619
1710 * caller-save.c (setup_save_areas): Break out code to determine
1711 which hard regs are live across calls by examining the reload chains
1712 so that it is always used.
1713 Eliminate code which checked REG_N_CALLS_CROSSED.
1715 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1717 PR tree-optimization/47355
1718 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1719 NOP has non-debug uses beyond PHIs in new_bb.
1721 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1724 * cfgexpand.c (account_used_vars_for_block): Only account vars
1725 that are annotated as used.
1726 (estimated_stack_frame_size): Don't set TREE_USED.
1727 * tree-dfa.c (create_var_ann): Mark variable as used.
1729 2011-01-21 Richard Guenther <rguenther@suse.de>
1732 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1734 2011-01-21 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/47365
1737 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1738 (vn_reference_lookup_pieces): Adjust.
1739 (vn_reference_lookup): Likewise.
1740 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1741 (vn_reference_lookup_3): Only look through kills if in
1742 VN_WALKREWRITE mode.
1743 (vn_reference_lookup_pieces): Adjust.
1744 (vn_reference_lookup): Likewise.
1745 (visit_reference_op_load): Likewise.
1746 (visit_reference_op_store): Likewise.
1747 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1748 (compute_avail): Likewise.
1749 (eliminate): Likewise.
1751 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1753 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1754 DECL_IGNORED_P non-reg vars if they are used.
1756 PR tree-optimization/47391
1757 * varpool.c (const_value_known_p): Return false if
1760 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1763 * config/i386/i386.c (ix86_local_alignment): Handle
1764 case for va_list_type_node is nil.
1765 (ix86_canonical_va_list_type): Likewise.
1767 2011-01-21 Alan Modra <amodra@gmail.com>
1769 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1770 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1772 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1774 * config/arm/arm.md (define_attr type): Rename f_load
1775 and f_store to f_fpa_load and f_fpa_store. Update.
1776 (write_conflict): Deal with rename fallout.
1777 (*push_fp_multi): Likewise.
1778 * config/arm/fpa.md (f_load): Use f_fpa_load.
1779 (f_store): Use f_fpa_store.
1780 (*movsf_fpa): Likewise.
1781 (*movdf_fpa): Likewise.
1782 (*movxf_fpa): Likewise.
1783 (*thumb2_movsf_fpa): Likewise.
1784 (*thumb2_movdf_fpa): Likewise.
1785 (*thumb2_movxf_fpa): Likewise.
1786 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1787 f_loadd and f_stored.
1788 (*thumb2_movdi_vfp): Likewise.
1789 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1790 (*thumb2_movsi_vfp): Likewise.
1791 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1792 Use f_loads instead of f_load.
1793 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1795 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1797 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1798 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1799 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1800 (xtensa_mode_dependent_address_p): New function.
1801 (constantpool_address_p): Make static. Change return type to bool.
1802 Change argument type to const_rtx. Use CONST_INT_P predicate.
1804 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1807 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1809 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1812 * cfgexpand.c (expand_debug_expr): Instead of generating
1813 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1816 2011-01-20 Richard Guenther <rguenther@suse.de>
1819 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1820 the pointer operand of MEM_REFs.
1822 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1824 PR tree-optimization/46130
1825 * ipa-split.c (consider_split): If return_bb contains non-virtual
1826 PHIs other than for retval or if split_function would not adjust it,
1829 2011-01-20 Richard Guenther <rguenther@suse.de>
1831 PR tree-optimization/47167
1832 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1833 Revert previous change, only avoid enumeral type changes.
1835 2011-01-19 Mike Stump <mikestump@comcast.net>
1837 * doc/tm.texi.in (BRANCH_COST): Englishify.
1838 * doc/tm.texi (BRANCH_COST): Likewise.
1840 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1843 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1844 (gen_scheduled_generic_parms_dies): New functions.
1845 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1846 generation for the end of CU compilation.
1847 (dwarf2out_finish): Generate template parameters DIEs here.
1849 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1852 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1853 debug bind stmt on merge edges.
1855 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1859 * function.c (instantiate_expr): Instantiate incoming rtl of
1860 implicit arguments, and recurse on VALUE_EXPRs.
1861 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1862 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1864 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1866 * c-parser.c (c_parser_for_statement): Initialize
1867 collection_expression.
1869 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1871 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1873 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1875 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1876 (LINK_SHLIB_SPEC): Don't use %(link_path).
1877 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1879 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1881 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1882 (NO_SHARED_LIB_SUPPORT): Remove.
1883 (LINK_SHLIB_SPEC): Remove one conditional definition.
1885 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1887 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1889 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1890 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1891 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1892 %{call_shared} and conditionals on these options not being passed.
1893 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1896 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1898 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1901 * ipa-split.c: Spelling fixes.
1903 2011-01-19 Richard Henderson <rth@redhat.com>
1905 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1906 (*mulsi3): Likewise.
1908 * longlong.h [__mn10300__] (count_leading_zeros): New.
1909 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1910 [__mn10300__] (add_ssaaaa, subddmmss): New.
1911 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1912 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1914 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1916 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1918 2011-01-19 Richard Henderson <rth@redhat.com>
1920 * config/mn10300/mn10300.md (addsi3_flags): New.
1921 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1922 (subsi3_flags, subc_internal, subdi3): New.
1923 (subdi3_internal, *subdi3_degenerate): New.
1924 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1926 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1927 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1928 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1929 * config/mn10300/mn10300-protos.h: Update.
1930 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1931 (return_ret): Likewise. Rename from return_internal_regs.
1932 (return_internal): Remove.
1934 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1935 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1936 (mn10300_legitimate_constant_p): Likewise.
1937 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1938 (mn10300_frame_size): New.
1939 (mn10300_expand_prologue): Use it.
1940 (mn10300_expand_epilogue): Likewise.
1941 (mn10300_initial_offset): Likewise.
1942 * config/mn10300/mn10300-protos.h: Update.
1943 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1944 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1945 (prologue, epilogue, return_internal): Tidy output code.
1946 (mn10300_store_multiple_operation, return): Likewise.
1947 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1948 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1949 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1950 (load_pic, am33_load_pic): New.
1951 (mn10300_load_pic0, mn10300_load_pic1): New.
1953 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1954 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1955 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1956 (cc_flags_for_mode, cc_flags_for_code): New.
1957 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1958 overflow flag is not valid. Validate that the flags we need
1959 for the comparison are valid.
1960 (mn10300_output_cmp): Remove.
1961 (mn10300_output_add): New.
1962 (mn10300_select_cc_mode): Use cc_flags_for_code.
1963 (mn10300_split_cbranch): New.
1964 (mn10300_match_ccmode): New.
1965 (mn10300_split_and_operand_count): New.
1966 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1968 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1969 (addsi3): ... here. Use mn10300_output_add.
1970 (*addsi3_flags): New.
1971 (*am33_subsi3, *mn10300_subsi3): Merge...
1972 (subsi3): ... here. Use attribute isa.
1973 (*subsi3_flags): New.
1974 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1976 (*am33_andsi3, *mn10300_andsi3): Merge...
1978 (*andsi3_flags): New.
1979 (andsi3 splitters): New.
1980 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1982 (*iorsi3_flags): New.
1983 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1985 (*xorsi3_flags): New.
1986 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1987 (one_cmplsi2): ... here.
1988 (*one_cmplsi2_flags): New.
1989 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1990 instead of "dax" in constraints. Use mn10300_split_cbranch.
1991 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1992 use matching constraints to eliminate a self-comparison.
1993 (*integer_conditional_branch): Rename from integer_conditional_branch.
1994 Use int_mode_flags to match CC_REG.
1995 (*cbranchsi4_btst, *btstsi): New.
1996 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1997 mn10300_split_cbranch.
1998 (*am33_cmpsf): Rename from am33_cmpsf.
1999 (*float_conditional_branch): Rename from float_conditional_branch.
2000 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2001 (zero_extendqisi2): ... here.
2002 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2003 (zero_extendhisi2): ... here.
2004 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2005 (extendqisi2): ... here.
2006 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2007 (extendhisi2): ... here.
2008 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2009 (ashlsi3): ... here.
2010 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2011 (lshrsi3): ... here.
2012 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2013 (ashrsi3): ... here.
2014 (consecutive add peephole): Remove.
2015 * config/mn10300/predicates.md (label_ref_operand): New.
2016 (int_mode_flags): New.
2017 (CCZN_comparison_operator): New.
2019 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2020 (throughput_42_latency_43): New reservation.
2021 (mulsidi3, umulsidi3): New expanders.
2022 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2023 the MDR register to allocation; separately allocate the low and
2024 high parts of the DImode result.
2025 (umulsidi3_internal): Similarly.
2026 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2027 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2028 (udivsi3, umodsi3): Remove.
2029 (udivmodsi4, divmodsi4): New expanders.
2030 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2031 (*divmodsi4): Simiarly.
2032 (ext_internal): New.
2034 * config/mn10300/constraints.md ("z"): New constraint.
2035 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2036 (FIXED_REGISTERS): Don't fix MDR.
2037 (CALL_USED_REGSITERS): Reformat nicely.
2038 (REG_ALLOC_ORDER): Add MDR.
2039 (enum regclass): Add MDR_REGS.
2040 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2041 (IRA_COVER_CLASSES): Add MDR_REGS.
2042 (REGNO_REG_CLASS): Handle MDR_REG.
2043 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2044 (mn10300_register_move_cost): Likewise.
2045 * config/mn10300/mn10300.md (MDR_REG): New.
2046 (*movsi_internal): Handle moves to/from MDR_REGS.
2048 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2050 (mn10300_secondary_reload): Tidy combination reload classes.
2051 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2052 addresses for AM33. Allow symbolic offsets for reg+imm.
2053 (mn10300_regno_in_class_p): New.
2054 (mn10300_legitimize_reload_address): New.
2055 * config/mn10300/mn10300.h (enum reg_class): Remove
2056 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2057 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2059 (REG_CLASS_NAMES): Update to match.
2060 (REG_CLASS_CONTENTS): Likewise.
2061 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2062 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2063 (REGNO_IN_RANGE_P): Remove.
2064 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2065 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2066 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2067 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2068 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2069 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2070 (REGNO_GENERAL_P): New.
2071 (HAVE_POST_MODIFY_DISP): New.
2072 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2073 (LEGITIMIZE_RELOAD_ADDRESS): New.
2074 * config/mn10300/mn10300-protos.h: Update.
2076 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2077 DATA_REGS for AM33 stack-pointer destination.
2078 (mn10300_preferred_output_reload_class): Likewise.
2079 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2080 into a form appropriate for ...
2081 (TARGET_SECONDARY_RELOAD): New.
2082 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2083 * config/mn10300/mn10300-protos.h: Update.
2084 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2085 reload_insi; use the "A" constraint for the scratch; handle AM33
2086 moves of sp to non-address registers.
2088 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2089 (*movqi_internal): ... here.
2090 (*am33_movhi, *mn10300_movhi): Merge into...
2091 (*movhi_internal): ... here.
2092 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2093 as the source/destination of moves from/to SP.
2094 (movsf): Only allow for AM33-2.
2095 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2096 any integer constant constraint. Only allow for AM33-2. Tidy
2097 all of the alternative outputs.
2098 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2099 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2101 (udivsi3, umodsi3): New patterns for MN103 only.
2103 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2105 * doc/tm.texi.in: Spell out that a lack of register class unions
2107 * doc/tm.texi: Regenerate.
2109 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2111 PR rtl-optimization/47337
2112 * dce.c (check_argument_store): New function.
2113 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2115 PR tree-optimization/47290
2116 * tree-eh.c (infinite_empty_loop_p): New function.
2117 (cleanup_empty_eh): Use it.
2119 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2122 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2123 (a64_expand_widen_sum): Ditto.
2124 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2125 (vec_extract_evenodd_help): Ditto.
2126 (vec_extract_evenv4hi): Ditto.
2127 (vec_extract_oddv4hi): Ditto.
2128 (vec_extract_evenv2si): Ditto.
2129 (vec_extract_oddv2si): Ditto.
2130 (vec_extract_evenv2sf): Ditto.
2131 (vec_extract_oddv2sf): Ditto.
2132 (vec_pack_trunc_v4hi: Ditto.
2133 (vec_pack_trunc_v2si): Ditto.
2134 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2135 (vec_interleave_highv8qi): Ditto.
2137 (vec_extract_oddv8qi): Ditto.
2138 (vec_interleave_lowv4hi): Ditto.
2139 (vec_interleave_highv4hi): Ditto.
2140 (vec_interleave_lowv2si): Ditto.
2141 (vec_interleave_highv2si): Ditto.
2143 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2145 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2146 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2147 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2148 (pa_c_mode_for_suffix): New.
2149 (TARGET_EXPAND_BUILTIN): Define.
2150 (TARGET_C_MODE_FOR_SUFFIX): Define.
2151 (pa_builtins): Define.
2152 (pa_init_builtins): Register __float128 type and init new support
2154 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2155 * config/pa/quadlib.c (_U_Qfcopysign): New.
2157 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2160 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2161 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2164 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2166 PR tree-optimization/47179
2167 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2168 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2170 2011-01-18 Richard Guenther <rguenther@suse.de>
2172 PR rtl-optimization/47216
2173 * emit-rtl.c: Include tree-flow.h.
2174 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2175 of replicating it with different semantics.
2176 * Makefile.in (emit-rtl.o): Adjust.
2178 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2180 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2181 (cortex_a9_dp): Handle neon types correctly.
2183 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2185 PR rtl-optimization/47299
2186 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2187 subtarget. Use normal multiplication if both operands are constants.
2188 * expmed.c (expand_widening_mult): Don't try to optimize constant
2189 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2192 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2194 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2195 spacing after 'e.g.', typos, comma, hyphenation.
2197 2011-01-17 Richard Henderson <rth@redhat.com>
2199 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2200 (rx_restricted_mem_operand): New.
2201 (rx_shift_operand): Use register_operand.
2202 (rx_source_operand, rx_compare_operand): Likewise.
2203 * config/rx/rx.md (addsi3_flags): New expander.
2204 (adddi3): Rewrite as expander.
2205 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2206 (subsi3_flags): New expander.
2207 (subdi3): Rewrite as expander.
2208 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2210 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2211 (rx_init_builtins): Remove sat builtin.
2212 (rx_expand_builtin): Likewise.
2213 * config/rx/rx.md (ssaddsi3): New.
2214 (*sat): Rename from sat. Represent the CC_REG input.
2216 * config/rx/predicates.md (rshift_operator): New.
2217 * config/rx/rx.c (rx_expand_insv): Remove.
2218 * config/rx/rx-protos.h: Update.
2219 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2220 operand to the canonical position.
2221 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2222 (*bitclr, *bitclr_in_memory): Similarly.
2223 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2224 (insv): Retain the zero_extract in the expansion.
2226 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2227 (bswaphi2, bitinvert, revw): Likewise.
2229 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2230 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2231 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2232 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2233 (bitset, bitset_in_memory): Likewise.
2234 (bitinvert, bitinvert_in_memory): Likewise.
2235 (bitclr, bitclr_in_memory): Likewise.
2236 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2237 (rx_strend, rx_cmpstrn): Likewise.
2238 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2239 (bitop peep2 patterns): Remove.
2241 * config/rx/rx.c (rx_match_ccmode): New.
2242 * config/rx/rx-protos.h: Update.
2243 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2244 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2245 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2246 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2247 (fix_truncsfsi2, floatsisf2): Likewise.
2248 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2249 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2250 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2251 (*subsi3_flags, *xorsi3_flags): New.
2253 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2255 * config/rx/rx.c (rx_print_operand): Remove workaround for
2256 unsplit comparison operations.
2258 * config/rx/rx.md (movsicc): Split after reload.
2259 (*movsicc): Merge *movsieq and *movsine via match_operator.
2260 (*stcc): New pattern.
2262 * config/rx/rx.c (rx_float_compare_mode): Remove.
2263 * config/rx/rx.h (rx_float_compare_mode): Remove.
2264 * config/rx/rx.md (cstoresi4): Split after reload.
2265 (*sccc): New pattern.
2267 * config/rx/predicates.md (label_ref_operand): New.
2268 (rx_z_comparison_operator): New.
2269 (rx_zs_comparison_operator): New.
2270 (rx_fp_comparison_operator): New.
2271 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2272 Validate that the flags are set properly for the comparison.
2273 (rx_gen_cond_branch_template): Remove.
2274 (rx_cc_modes_compatible): Remove.
2275 (mode_from_flags): New.
2276 (flags_from_code): Rename from flags_needed_for_conditional.
2277 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2278 (rx_select_cc_mode): Likewise.
2279 (rx_split_fp_compare): New.
2280 (rx_split_cbranch): New.
2281 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2282 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2283 (*cbranchsf4): Similarly.
2284 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2285 match_operator and rx_split_cbranch.
2286 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2287 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2288 (*cmpsi): Rename from cmpsi.
2289 (*tstsi): Rename from tstsi.
2290 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2291 (*conditional_branch): Rename from conditional_branch.
2292 (*reveresed_conditional_branch): Remove.
2293 (b<code>): Remove expander.
2294 * config/rx/rx-protos.h: Update.
2296 * config/rx/rx.c (rx_compare_redundant): Remove.
2297 * config/rx/rx.md (cmpsi): Don't use it.
2298 * config/rx/rx-protos.h: Update.
2300 * config/rx/rx-modes.def (CC_F): New mode.
2301 * config/rx/rx.c (rx_select_cc_mode): New.
2302 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2303 * config/rx/rx-protos.h: Update.
2305 2011-01-17 Richard Henderson <rth@redhat.com>
2307 * except.c (dump_eh_tree): Fix stray ; after for statement.
2309 2011-01-17 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/47313
2312 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2313 handling before copying the body. Properly deal with
2314 by-reference result in SSA form.
2316 2011-01-17 Ian Lance Taylor <iant@google.com>
2319 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2320 (struct_value_alias_set): Don't define.
2321 (sparc_option_override): Don't set sparc_sr_alias_set and
2322 struct_value_alias_set.
2323 (save_or_restore_regs): Use gen_frame_mem rather than calling
2325 (sparc_struct_value_rtx): Likewise.
2327 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2330 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2332 (_mm_maskstore_pd): Likewise.
2333 (_mm_maskload_ps): Likewise.
2334 (_mm_maskstore_ps): Likewise.
2335 (_mm256_maskload_pd): Change mask to __m256i.
2336 (_mm256_maskstore_pd): Likewise.
2337 (_mm256_maskload_ps): Likewise.
2338 (_mm256_maskstore_ps): Likewise.
2340 * config/i386/i386-builtin-types.def: Updated.
2341 (ix86_expand_special_args_builtin): Likewise.
2343 * config/i386/i386.c (bdesc_special_args): Update
2344 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2345 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2346 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2347 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2349 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2350 Use <avxpermvecmode> on mask register.
2351 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2353 2011-01-17 Olivier Hainque <hainque@adacore.com>
2354 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2355 Eric Botcazou <ebotcazou@adacore.com>
2358 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2359 if <= USHRT_MAX in 32-bit mode.
2361 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2363 * doc/install.texi (Configuration, Specific): Wrap long
2364 lines in examples. Allow line wrapping in long options
2365 and URLs where beneficial for PDF output.
2367 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2369 * config/mips/mips.c (mips_classify_symbol): Don't return
2370 SYMBOL_PC_RELATIVE for nonlocal labels.
2372 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2374 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2376 2011-01-15 Jan Hubicka <jh@suse.cz>
2378 PR tree-optimization/47276
2379 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2380 declarations as needed.
2382 2011-01-15 Martin Jambor <mjambor@suse.cz>
2384 * common.opt (fdevirtualize): New flag.
2385 * doc/invoke.texi (Option Summary): Document it.
2386 * opts.c (default_options_table): Add devirtualize flag.
2387 * ipa-prop.c (detect_type_change): Return immediately if
2388 devirtualize flag is not set.
2389 (detect_type_change_ssa): Likewise.
2390 (compute_known_type_jump_func): Likewise.
2391 (ipa_analyze_virtual_call_uses): Likewise.
2393 2011-01-14 Martin Jambor <mjambor@suse.cz>
2395 PR tree-optimization/45934
2396 PR tree-optimization/46302
2397 * ipa-prop.c (type_change_info): New type.
2398 (stmt_may_be_vtbl_ptr_store): New function.
2399 (check_stmt_for_type_change): Likewise.
2400 (detect_type_change): Likewise.
2401 (detect_type_change_ssa): Likewise.
2402 (compute_complex_assign_jump_func): Check for dynamic type change.
2403 (compute_complex_ancestor_jump_func): Likewise.
2404 (compute_known_type_jump_func): Likewise.
2405 (compute_scalar_jump_functions): Likewise.
2406 (ipa_analyze_virtual_call_uses): Likewise.
2407 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2409 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2411 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2412 * config/i386/i386.opt (msse5): New Alias.
2414 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2416 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2417 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2418 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2419 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2421 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2423 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2425 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2426 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2427 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2428 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2430 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2432 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2434 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2436 2011-01-14 Mike Stump <mikestump@comcast.net>
2438 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2439 * config/fr30/fr30.md: Likweise
2440 (movsi_push): Likewise.
2441 (movsi_pop): Likewise.
2442 (enter_func): Likewise.
2443 * config/moxie/moxie.md (movsi_push): Likewise.
2444 (movsi_pop): Likewise.
2446 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2448 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2449 %{no_archive} %{exact_version}.
2450 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2451 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2452 %{no_archive} %{exact_version}.
2453 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2454 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2455 * config/mips/vxworks.h: Likewise.
2457 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2459 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2461 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2463 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2464 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2466 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2468 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2471 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2473 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2475 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2476 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2478 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2479 Don't handle -shlib.
2481 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2483 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2484 (CC1_SPEC): Don't handle -profile.
2486 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2488 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2489 * config/mips/mips.h (CC1_SPEC): Likewise.
2491 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2493 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2494 * config/mips/mips.h (CC1_SPEC): Likewise.
2496 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2498 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2499 * config/m32r/linux.h (LINK_SPEC): Likewise.
2500 * config/mips/linux.h (LINK_SPEC): Likewise.
2501 * config/mips/linux64.h (LINK_SPEC): Likewise.
2502 * config/sparc/linux.h (LINK_SPEC): Likewise.
2503 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2504 LINK_SPEC): Likewise.
2505 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2507 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2509 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2511 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2513 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2515 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2516 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2518 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2520 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2522 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2524 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2525 supports -Bstatic/-Bdynamic.
2526 * configure: Regenerate.
2528 2011-01-14 Jan Hubicka <jh@suse.cz>
2529 Jack Howarth <howarth@bromo.med.uc.edu>
2532 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2533 when checking debug_info_level. Test write_symbols instead of
2534 debug_hooks->var_location when setting flag_var_tracking_uninit.
2536 2011-01-14 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/47179
2539 * target.def (ref_may_alias_errno): New target hook.
2540 * targhooks.h (default_ref_may_alias_errno): Declare.
2541 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2542 (default_ref_may_alias_errno): New function.
2543 * target.h (struct ao_ref_s): Declare.
2544 * tree-ssa-alias.c: Include target.h.
2545 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2546 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2547 (targhooks.o): Likewise.
2548 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2549 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2551 2011-01-14 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2555 2011-01-14 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/47280
2558 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2560 (tree_ssa_forward_propagate_single_use_vars): Deal with
2561 CFG changes from associate_plusminus.
2563 2011-01-14 Richard Guenther <rguenther@suse.de>
2567 2011-01-11 Richard Guenther <rguenther@suse.de>
2569 PR tree-optimization/46076
2570 * tree-ssa.c (useless_type_conversion_p): Conversions from
2571 unprototyped to empty argument list function types are useless.
2573 2011-01-14 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/47286
2576 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2578 2011-01-14 Martin Jambor <mjambor@suse.cz>
2581 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2583 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2585 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2586 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2587 * config/xtensa/xtensa.c (xtensa_libcall_value,
2588 xtensa_function_value_regno_p): New functions.
2589 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2591 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2594 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2596 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2597 New function prototype.
2598 * config/i386/winnt.c (i386_pe_assemble_visibility):
2599 Warn only if attribute was specified by user.
2601 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2604 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2606 (floatunsdidf2_fcfidu): Ditto.
2608 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2610 * config/s390/s390.c (print_operand_address): Replace 'error' with
2611 'output_operand_lossage'.
2612 (print_operand): Likewise.
2614 2011-01-13 Jeff Law <law@redhat.com>
2616 PR rtl-optimization/39077
2617 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2618 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2619 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2620 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2621 * gcse.c (prune_insertions_deletions): New function.
2622 (compute_pre_data): Use it.
2624 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2627 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2629 (prune_unused_types_mark): Use it.
2631 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2633 PR rtl-optimization/45352
2634 * sel-sched.c: Update copyright years.
2635 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2636 in the advancing loop when we have issued issue_rate insns.
2638 2011-01-12 Richard Henderson <rth@redhat.com>
2640 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2641 (TARGET_MD_ASM_CLOBBERS): New.
2643 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2644 (TARGET_DELEGITIMIZE_ADDRESS): New.
2646 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2647 (clzsi2, *bsch): New patterns.
2649 * config/mn10300/mn10300.md (INT): New mode iterator.
2650 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2652 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2653 flag_split_wide_types.
2655 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2656 (mn10300_trampoline_init): Rewrite without a template, an immediate
2657 load and a direct branch.
2658 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2660 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2662 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2663 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2664 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2665 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2667 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2670 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2673 2011-01-12 Jan Hubicka <jh@suse.cz>
2676 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2677 (PLUGIN_COND_CLOSE): New macro.
2678 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2680 2011-01-12 Richard Guenther <rguenther@suse.de>
2683 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2684 register variables in a MEM_REF.
2686 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2688 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2689 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2690 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2691 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2692 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2693 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2694 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2695 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2696 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2697 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2698 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2699 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2700 * config/gnu-user.h: New. Copied from linux.h.
2701 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2702 GNU_USER_TARGET_STARTFILE_SPEC.
2703 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2704 GNU_USER_TARGET_ENDFILE_SPEC.
2705 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2706 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2707 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2708 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2709 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2710 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2711 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2712 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2713 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2714 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2715 * config/arm/linux-eabi.h (CC1_SPEC): Use
2716 GNU_USER_TARGET_CC1_SPEC.
2717 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2718 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2719 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2720 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2721 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2722 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2723 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2724 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2726 2011-01-12 Richard Guenther <rguenther@suse.de>
2729 * doc/invoke.texi (ffast-math): Document it is turned on
2732 2011-01-12 Jan Hubicka <jh@suse.cz>
2734 PR tree-optimization/47233
2735 * opts.c (common_handle_option): Disable ipa-reference with profile
2738 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2740 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2743 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2745 * c-parser.c (c_lex_one_token): Updated and reindented some
2746 comments. No changes in code.
2748 2011-01-11 Ian Lance Taylor <iant@google.com>
2750 * godump.c (go_output_var): Don't output the variable if there is
2751 already a type with the same name.
2753 2011-01-11 Ian Lance Taylor <iant@google.com>
2755 * godump.c (go_format_type): Don't generate float80.
2757 2011-01-11 Richard Henderson <rth@redhat.com>
2759 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2760 declaration. Rewrite for both speed and size.
2761 (mn10300_address_cost_1): Remove.
2762 (mn10300_register_move_cost): New.
2763 (mn10300_memory_move_cost): New.
2764 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2765 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2766 extensions, shifts, BSWAP, CLZ.
2767 (mn10300_wide_const_load_uses_clr): Remove.
2768 (TARGET_REGISTER_MOVE_COST): New.
2769 (TARGET_MEMORY_MOVE_COST): New.
2770 * config/mn10300/mn10300-protos.h: Update.
2771 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2773 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2774 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2775 * config/mn10300/mn10300-protos.h: Update.
2776 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2777 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2778 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2779 (*test_int_bitfield, *test_byte_bitfield): Remove.
2780 (*bit_test, *subreg_bit_test): Remove.
2781 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2783 * config/mn10300/constraints.md ("c"): Rename from "A".
2784 ("A", "D"): New constraint letters.
2785 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2786 (fmssf4, fnmasf4, fnmssf4): Likewise.
2788 * config/mn10300/mn10300.md (isa): New attribute.
2789 (enabled): New attribute.
2791 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2792 (abssf2, negsf2): Define only for hardware fp.
2793 (sqrtsf2): Reformat.
2794 (addsf3, subsf3, mulsf3): Merge expander and insn.
2796 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2797 (DEBUGGER_AUTO_OFFSET): Remove.
2798 (DEBUGGER_ARG_OFFSET): Remove.
2800 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2801 Emit register stores with the same offsets as the hardware.
2802 (mn10300_store_multiple_operation): Don't check that the register
2803 save offsets are monotonic.
2804 * config/mn10300/mn10300-protos.h: Update.
2806 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2808 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2809 in terms of the value on the stack, not the MDR register.
2811 2011-01-11 Jan Hubicka <jh@suse.cz>
2815 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2816 (symbol_alias_set_destroy, symbol_alias_set_contains,
2817 propagate_aliases_backward): Declare.
2818 * lto-streamer-out.c (struct sets): New sturcture.
2819 (trivally_defined_alias): New function.
2820 (output_alias_pair_p): Rewrite.
2821 (output_unreferenced_globals): Fix output of alias pairs.
2822 (produce_symtab): Likewise.
2823 * ipa.c (function_and_variable_visibility): Set weak alias destination
2825 * varasm.c (symbol_alias_set_t): Remove.
2826 (symbol_alias_set_destroy): Export.
2827 (propagate_aliases_forward, propagate_aliases_backward): New functions
2829 (compute_visible_aliases): ... this one; remove.
2830 (trivially_visible_alias): New
2831 (trivially_defined_alias): New.
2832 (remove_unreachable_alias_pairs): Rewrite.
2833 (finish_aliases_1): Reorganize code checking if alias is defined.
2834 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2837 2011-01-11 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/46076
2840 * tree-ssa.c (useless_type_conversion_p): Conversions from
2841 unprototyped to empty argument list function types are useless.
2843 2011-01-11 Richard Guenther <rguenther@suse.de>
2846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2847 volatile MEMs as MEM_READONLY_P.
2849 2011-01-11 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/47239
2852 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2854 2011-01-11 Jeff Law <law@redhat.com>
2856 PR tree-optimization/47086
2857 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2858 IVs from statements that might throw.
2860 2011-01-10 Jan Hubicka <jh@suse.cz>
2863 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2865 2011-01-10 Jan Hubicka <jh@suse.cz>
2868 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2869 when correcting profile.
2871 2011-01-10 Jan Hubicka <jh@suse.cz>
2874 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2876 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2877 Restore DECL_FINI_PRIORITY.
2879 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2881 * doc/gimple.texi: Fix quoting of multi-word return values in
2882 @deftypefn statements. Ensure presence of return value. Wrap
2883 overlong @deftypefn lines.
2884 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2885 descriptions of removed functions.
2886 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2887 of multi-word return value in @deftypefn statement.
2889 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2891 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2892 (Conditional Expressions, Logical Operators)
2893 (Statement and operand traversals): Do not indent smallexample
2894 code. Fix duplicate function argument in example.
2896 2011-01-10 Jeff Law <law@redhat.com>
2898 PR tree-optimization/47141
2899 * ipa-split.c (split_function): Handle case where we are
2900 returning a value and the return block has a virtual operand phi.
2902 2011-01-10 Jan Hubicka <jh@suse.cz>
2904 PR tree-optimization/47234
2905 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2906 (pass_feedback_split_functions): Declare.
2907 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2909 * ipa-split.c (gate_split_functions): Update comments; disable
2910 split-functions for profile_arc_flag and branch_probabilities.
2911 (gate_feedback_split_functions): New function.
2912 (execute_feedback_split_functions): New function.
2913 (pass_feedback_split_functions): New global var.
2915 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2918 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2919 calling gimple_call_set_cannot_inline.
2921 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2923 * config/darwin-sections.def: Remove unused section.
2925 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2928 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2930 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2933 * c-parser.c (c_parser_declaration_or_fndef): Improved
2936 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2938 * config/i386/winnt.c (i386_pe_start_function): Make sure
2939 to switch back to function's section.
2941 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2945 * plugin.c: Move include of dlfcn.h from here...
2946 * system.h: ... to here.
2948 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2950 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2952 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2953 two extra empty pages in PDF output.
2955 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2958 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2959 for error recovery purposes behave as if it was not specified so
2960 that the default type is usd.
2962 2011-01-07 Jan Hubicka <jh@suse.cz>
2964 PR tree-optmization/46469
2965 * ipa.c (function_and_variable_visibility): Clear needed flags on
2966 nodes with external decls; handle weakrefs merging correctly.
2968 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2970 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2973 2011-01-07 Jan Hubicka <jh@suse.cz>
2975 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2976 and no longer claim that gold is required for linker plugin.
2977 * configure: Regenerate.
2978 * gcc.c (PLUGIN_COND): New macro.
2979 (LINK_COMMAND_SPEC): Use it.
2980 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2981 * config.in (HAVE_LTO_PLUGIN): New.
2982 * configure.ac (--with-lto-plugin): New parameter; autodetect
2985 2011-01-07 Jan Hubicka <jh@suse.cz>
2987 PR tree-optimization/46367
2988 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2989 when we can update original.
2990 (cgraph_mark_inline_edge): Sanity check.
2991 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2993 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2995 * config/spu/spu.h (ASM_COMMENT_START): Define.
2997 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3001 (SWITCH_KEEP_FOR_GCC): Likewise.
3002 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3003 (do_spec_1): Handle "%>".
3005 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3007 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3010 * config/i386/i386.c (ix86_delegitimize_address): If
3011 simplify_gen_subreg fails, return orig_x.
3014 * value-prof.c (gimple_stringop_fixed_value): Handle
3015 lhs of the call properly.
3017 2011-01-07 Jan Hubicka <jh@suse.cz>
3020 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3022 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3024 * target.def (function_switched_text_sections): New hook.
3025 * doc/tm.texi: Regenerated.
3026 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3027 * final.c (default_function_switched_text_sections): New.
3028 (final_scan_insn): Call function_switched_text_sections when a
3029 mid-function section change occurs.
3030 * output.h (default_function_switched_text_sections): Declare.
3031 * config/darwin-protos.h (darwin_function_switched_text_sections):
3033 * config/darwin.c (darwin_function_switched_text_sections): New.
3034 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3036 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3038 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3039 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3040 the secondary code fragment when outputting for DWARF == 2.
3042 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3044 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3045 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3047 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3048 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3050 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3053 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3054 when it is not empty.
3056 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3059 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3060 (case ${target}): Add btver1.
3061 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3062 -march=native recognize btver1 processors.
3063 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3064 btver1 def_and_undef
3065 * config/i386/i386.c (struct processor_costs btver1_cost): New
3067 (m_BTVER1): New definition.
3068 (m_AMD_MULTIPLE): Includes m_BTVER1.
3069 (initial_ix86_tune_features): Add btver1 tune.
3070 (processor_target_table): Add btver1 entry.
3071 (static const char *const cpu_names): Add btver1 entry.
3072 (software_prefetching_beneficial_p): Add btver1.
3073 (ix86_option_override_internal): Add btver1 instruction sets.
3074 (ix86_issue_rate): Add btver1.
3075 (ix86_adjust_cost): Add btver1.
3076 * config/i386/i386.h (TARGET_BTVER1): New definition.
3077 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3078 (enum processor_type): Add PROCESSOR_BTVER1.
3079 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3081 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3084 * config/i386/i386.c (legitimize_tls_address)
3085 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3086 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3087 (tls_initial_exec_64_sun): New pattern.
3089 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3091 * doc/invoke.texi (Overall Options): Improve wording and markup
3092 of the description of -wrapper.
3094 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3096 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3097 rdynamic, threads): New Driver options.
3099 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3102 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3103 if coming from .tdata.
3104 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3106 2011-01-06 Jan Hubicka <jh@suse.cz>
3109 * collect2.c (main): Do not enable LTOmode when plugin is active.
3111 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3114 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3115 --version output if supported.
3116 * configure: Regenerate.
3118 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3120 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3123 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3126 * c-convert.c (convert): When converting a complex expression
3127 other than COMPLEX_EXPR to a different complex type, ensure
3128 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3129 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3130 when converting COMPLEX_TYPE.
3132 2011-01-06 Ira Rosen <irar@il.ibm.com>
3134 PR tree-optimization/47139
3135 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3136 only the last reduction value is used outside the loop. Update
3139 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3141 * config/rtems.opt: New.
3142 * config.gcc (*-*-rtems*): Use rtems.opt.
3144 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3146 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3147 processors do not support 3DNow instructions.
3149 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3151 * config/spu/spu.c (spu_option_override): Set parameter
3152 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3154 2011-01-05 Jan Hubicka <jh@suse.cz>
3156 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3157 at the command line.
3159 2011-01-05 Martin Jambor <mjambor@suse.cz>
3162 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3163 deltas on streamed outgoing edges.
3164 (output_node_opt_summary): Output info for outgoing edges only when
3165 the node is in new parameter set.
3166 (output_cgraph_opt_summary): New parameter set, passed to the two
3167 aforementioned functions. Update its forward declaration and its
3170 2011-01-05 Tom Tromey <tromey@redhat.com>
3172 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3173 operator to c_finish_omp_atomic.
3174 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3175 (build_unary_op): Update.
3176 (build_modify_expr): Update.
3177 (build_asm_expr): Update.
3179 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3181 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3182 newly inserted insns.
3184 (spu_emit_branch_hint): Likewise.
3185 (insert_hbrp_for_ilb_runout): Likewise.
3186 (spu_machine_dependent_reorg): Call df_finish_pass after
3187 schedule_insns returns.
3189 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3191 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3193 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3195 PR tree-optimization/47005
3196 * tree-sra.c (struct access): Add 'non_addressable' bit.
3197 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3198 (decide_one_param_reduction): Return 0 if the parameter is passed by
3199 reference and one of the accesses in the group is non_addressable.
3201 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3203 PR tree-optimization/47056
3204 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3205 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3206 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3208 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3210 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3211 initializer. Skip view conversions from aggregate types.
3213 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3216 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3218 2011-01-04 Philipp Thomas <pth@suse.de>
3220 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3223 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3225 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3226 on empty epilogue sequences.
3228 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3230 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3231 non-static): New Driver options.
3233 2011-01-04 Jie Zhang <jie@codesourcery.com>
3236 * gcc.c (default_compilers[]): Set combinable field to 0
3237 for all assembly languages.
3239 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3241 * config/mips/loongson3a.md: New file.
3242 * config/mips/mips.md: Include loongson3a.md.
3243 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3246 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3249 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3250 instead of convert_memory_address_addr_space on the base expression.
3252 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3254 * config/spu/spu.c (spu_option_override): Update error text
3255 for bad -march= / -mtune= values.
3257 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3259 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3260 if branch-hint optimization will be performed.
3262 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3264 PR tree-optimization/47148
3265 * ipa-split.c (split_function): Convert arguments to
3266 DECL_ARG_TYPE if possible.
3268 PR tree-optimization/47155
3269 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3272 PR rtl-optimization/47157
3273 * combine.c (try_combine): If undobuf.other_insn becomes
3274 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3275 and set *new_direct_jump_p too.
3277 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3279 PR tree-optimization/47021
3280 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3282 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3284 * gcc.c (process_command): Update copyright notice dates.
3285 * gcov.c (print_version): Likewise.
3286 * gcov-dump.c (print_version): Likewise.
3287 * mips-tfile.c (main): Likewise.
3288 * mips-tdump.c (main): Likewise.
3290 2011-01-03 Martin Jambor <mjambor@suse.cz>
3292 PR tree-optimization/46801
3293 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3294 aggregate fields start at byte boundary instead of the bit-field flag.
3296 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3299 * gcc.c (main): Revert revision 168407.
3301 2011-01-03 Martin Jambor <mjambor@suse.cz>
3303 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3305 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3307 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3308 vector optab to expand vector/scalar shift, update gimple to vector.
3310 2011-01-03 Martin Jambor <mjambor@suse.cz>
3312 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3315 2011-01-03 Martin Jambor <mjambor@suse.cz>
3317 PR tree-optimization/46984
3318 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3320 (cgraph_create_indirect_edge): Fixed line length.
3321 (cgraph_indirect_call_info): Declare.
3322 (cgraph_make_edge_direct) Update declaration.
3323 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3324 (cgraph_create_indirect_edge): Use it.
3325 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3327 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3328 the new thunk_delta representation.
3329 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3331 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3332 (ipa_read_indirect_edge_info): Likewise.
3333 * lto-cgraph.c (output_edge_opt_summary): New function.
3334 (output_node_opt_summary): Call it on all outgoing edges.
3335 (input_edge_opt_summary): New function.
3336 (input_node_opt_summary): Call it on all outgoing edges.
3338 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3341 * gcc.c (main): Don't check have_o when settting combine_inputs.
3343 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3345 * regrename.c: Add general comment describing the pass.
3346 (struct du_head): Remove 'length' field.
3347 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3348 (regrename_optimize): Do not sort chains. Rework comments, add others.
3349 Force renaming to the preferred class (if any) in the first pass and do
3350 not consider registers that belong to it in the second pass.
3351 (create_new_chain): Do not set 'length' field.
3352 (scan_rtx_reg): Likewise.
3354 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3356 PR tree-optimization/47140
3357 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3358 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3361 PR rtl-optimization/47028
3362 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3363 parm_birth_insn instead of at the beginning of first bb.
3365 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3367 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3368 Remove the word "see" before "@pxref".
3369 * doc/rtl.texi: Remove the word "see" before "@pxref".
3371 2011-01-01 Jan Hubicka <jh@suse.cz>
3373 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3376 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3379 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3382 Copyright (C) 2011 Free Software Foundation, Inc.
3384 Copying and distribution of this file, with or without modification,
3385 are permitted in any medium without royalty provided the copyright
3386 notice and this notice are preserved.