1 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
3 * cgraph.c: Fix comment typos.
5 * cgraphunit.c: Likewise.
7 * ipa-inline.c: Likewise.
8 * ipa-prop.c: Likewise.
9 * ipa-pure-const.c: Likewise.
10 * ipa-ref.c: Likewise.
11 * ipa-reference.c: Likewise.
13 2011-02-11 Jakub Jelinek <jakub@redhat.com>
16 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
18 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21 * doc/sourcebuild.texi (Require Support): Document
22 dg-require-ascii-locale.
24 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
26 * doc/lto.texi (Write summary): Fix missing parentheses.
28 2011-02-10 DJ Delorie <dj@redhat.com>
30 * config/m32c/m32c.c (m32c_option_override): Disable
31 -fcombine-stack-adjustments until flag value tracking and compare
32 optimization can be rewritten.
34 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
36 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
38 (PROCESSOR_DEFAULT64): Likewise.
40 2011-02-10 Richard Henderson <rth@redhat.com>
42 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
43 change from 2011-02-03.
44 * config/rx/rx.c (flags_from_code): Likewise.
45 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
46 is valid, n/pz otherwise.
47 (rx_select_cc_mode): Return CCmode if Y is not zero.
49 2011-02-10 Richard Guenther <rguenther@suse.de>
51 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
53 2011-02-10 Richard Guenther <rguenther@suse.de>
55 PR tree-optimization/47677
56 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
58 2011-02-10 Jakub Jelinek <jakub@redhat.com>
61 * combine.c (make_compound_operation): Only change shifts into
62 multiplication for SCALAR_INT_MODE_P.
64 2011-02-10 Jie Zhang <jie@codesourcery.com>
68 2011-02-05 Jie Zhang <jie@codesourcery.com>
70 * web.c (entry_register): Don't clobber the number of the
71 first uninitialized reference in used[].
73 2011-02-09 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/47664
76 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
79 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
83 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
85 (PROCESSOR_DEFAULT64): Same.
86 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
88 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
92 2011-02-09 Martin Jambor <mjambor@suse.cz>
95 * tree-sra.c (struct access): New flags grp_scalar_read and
96 grp_scalar_write. Changed description of assignment read and write
98 (dump_access): Dump new flags, reorder all of them.
99 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
100 to detect multiple scalar reads.
101 (analyze_access_subtree): Use the new scalar read write flags instead
102 of the old flags. Adjusted comments.
104 2011-02-08 DJ Delorie <dj@redhat.com>
107 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
110 2011-02-08 Joseph Myers <joseph@codesourcery.com>
112 * config/m68k/uclinux.opt: New.
113 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
115 2011-02-08 Joseph Myers <joseph@codesourcery.com>
117 * config/cris/elf.opt (sim): New Driver option.
119 2011-02-08 Joseph Myers <joseph@codesourcery.com>
121 * config/xtensa/elf.opt: New.
122 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
124 2011-02-08 Joseph Myers <joseph@codesourcery.com>
126 * config/vax/elf.opt: New.
127 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
129 2011-02-08 Joseph Myers <joseph@codesourcery.com>
131 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
133 2011-02-08 Joseph Myers <joseph@codesourcery.com>
135 * config/gnu-user.opt: New.
136 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
137 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
138 *-*-uclinux*): Use gnu-user.opt.
140 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
142 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
143 * config/i386/gnu.h (CPP_SPEC): Likewise.
145 2011-02-08 Ian Lance Taylor <iant@google.com>
147 * common.opt (fcx-limited-range): Add SetByCombined flag.
148 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
149 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
150 (fassociative-math, freciprocal-math): Likewise.
151 (funsafe-math-optimizations): Likewise.
152 * opth-gen.awk: Handle SetByCombined.
153 * optc-gen.awk: Likewise.
154 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
155 (set_unsafe_math_optimizations_flags): Likewise.
156 * doc/options.texi (Option properties): Document SetByCombined.
158 2011-02-08 Joseph Myers <joseph@codesourcery.com>
160 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
161 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
162 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
163 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
164 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
166 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
168 PR tree-optimization/46834
169 PR tree-optimization/46994
170 PR tree-optimization/46995
171 * graphite-sese-to-poly.c (used_outside_reduction): New.
172 (detect_commutative_reduction): Call used_outside_reduction.
173 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
174 translate_scalar_reduction_to_array only when at least one
175 loop-phi/close-phi tuple has been detected.
177 2011-02-08 Richard Guenther <rguenther@suse.de>
180 * tree-vect-generic.c (expand_vector_operations_1): Update
182 (expand_vector_operations): ... not here. Cleanup EH info
183 and the CFG if required.
185 2011-02-08 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/47641
188 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
189 require type compatibility.
191 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
193 * gimple-low.c (lower_function_body): Don't remove the location of
194 the return statement here.
195 (lower_gimple_return): Do it here instead but only if the return
196 statement is actually used twice.
198 2011-02-08 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/47632
201 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
202 unused up_to_stmt parameter, return whether cfg-cleanup is
203 necessary, remove EH info properly.
204 (forward_propagate_into_gimple_cond): Adjust caller.
205 (forward_propagate_into_cond): Likewise.
206 (forward_propagate_comparison): Likewise.
207 (tree_ssa_forward_propagate_single_use_vars): Make
208 forward_propagate_comparison case similar to the two others.
210 2011-02-08 Nick Clifton <nickc@redhat.com>
212 * config/mn10300/mn10300.opt (mliw): New command line option.
213 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
214 (liw_bundling): New automaton.
215 (liw): New attribute.
216 (liw_op): New attribute.
217 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
218 (movsi_internal): Add LIW attributes.
222 (addsi3): Separate register and immediate alternatives.
230 * config/mn10300/mn10300.c (liw_op_names): New
231 (mn10300_print_operand): Handle 'W' operand descriptor.
232 (extract_bundle): New function.
233 (check_liw_constraints): New function.
234 (liw_candidate): New function.
235 (mn10300_bundle_liw): New function.
236 (mn10300_reorg): New function.
237 (TARGET_MACHINE_DEPENDENT_REORG): Define.
238 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
239 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
240 __LIW__ or __NO_LIW__.
241 * doc/invoke.texi: Describe the -mliw command line option.
243 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
245 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
246 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
247 pthread_mutex_unlock): Remove.
248 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
249 * config/pa/t-pa64: Likewise.
250 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
251 shared libc if not linking against libpthread.
252 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
254 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
257 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
258 on 10.6 and later to ensure that we always use the unwinder from
259 the system. Only add -no_compact_unwind when tarteting darwin
262 2011-02-07 Steve Ellcey <sje@cup.hp.com>
265 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
266 (vec_interleave_lowv2sf): Ditto.
267 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
268 (vec_extract_oddv2sf): Ditto.
270 2011-02-07 Mike Stump <mikestump@comcast.net>
273 Add __ieee_divdc3 entry point.
274 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
276 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
277 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
278 * config/darwin.c (darwin_rename_builtins): Add.
279 * config/darwin-protos.h (darwin_rename_builtins): Add.
281 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
284 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
287 2011-02-07 Mike Stump <mikestump@comcast.net>
289 * config/darwin.opt (mmacosx-version-min): Update default OS version.
291 2011-02-07 Denis Chertykov <chertykov@gmail.com>
294 * config/avr/libgcc.S (exit): Move .endfunc
296 2011-02-07 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/47615
299 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
300 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
301 (run_scc_vn): Initialize it.
302 (visit_reference_op_load): Use it.
303 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
305 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
307 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
308 DImode trapping arithmetic libfuncs.
310 2011-02-07 Richard Guenther <rguenther@suse.de>
312 PR tree-optimization/47621
313 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
315 (execute_update_addresses_taken): ... here. Make it more
316 conservative in what we accept.
318 2011-02-06 Joseph Myers <joseph@codesourcery.com>
320 * config/sparc/freebsd.h (ASM_SPEC): Define.
321 * config/sparc/vxworks.h (ASM_SPEC): Define.
323 2011-02-06 Joseph Myers <joseph@codesourcery.com>
325 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
327 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
329 * doc/invoke.texi: Remove reference to compiler internals from
332 * reg-notes.def: Remove REG_VALUE_PROFILE.
333 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
335 2011-02-05 Jakub Jelinek <jakub@redhat.com>
338 * varasm.c (default_section_type_flags): If decl is NULL,
339 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
341 2011-02-05 Jie Zhang <jie@codesourcery.com>
344 * web.c (entry_register): Don't clobber the number of the
345 first uninitialized reference in used[].
347 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
349 PR tree-optimization/46194
350 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
351 (build_classic_dist_vector_1): Do not represent classic distance
352 vectors when the access functions are variating in different loops.
354 2011-02-04 Joseph Myers <joseph@codesourcery.com>
356 * config/mips/iris6.opt: New.
357 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
359 2011-02-04 Richard Henderson <rth@redhat.com>
360 Steve Ellcey <sje@cup.hp.com>
363 * config/ia64/predicates.md (mux1_brcst_element): New.
364 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
365 * config/ia64/ia64.c (ia64_unpack_assemble): New.
366 (ia64_unpack_sign): New.
367 (ia64_expand_unpack): Rewrite using new routines.
368 (ia64_expand_widen_sum): Ditto.
369 (ia64_expand_dot_prod_v8qi): Ditto.
370 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
371 routines, add endian check.
372 (pmpy2_even): Rename from pmpy2_r, add endian check.
373 (pmpy2_odd): Rename from pmpy2_l, add endian check.
374 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
375 (vec_widen_smult_hi_v4hi): Ditto.
376 (vec_widen_umult_lo_v4hi): Ditto.
377 (vec_widen_umult_hi_v4hi): Ditto.
378 (mulv2si3): Change endian checks.
379 (sdot_prodv4hi): Rewrite with new calls.
380 (udot_prodv4hi): New.
381 (vec_pack_ssat_v4hi): Add endian check.
382 (vec_pack_usat_v4hi): Ditto.
383 (vec_pack_ssat_v2si): Ditto.
384 (max1_even): Rename from max1_r, add endian check.
385 (max1_odd): Rename from max1_l, add endian check.
386 (*mux1_rev): Format change.
390 (*mux1_brcst_v8qi): Use new predicate.
391 (vec_extract_evenv8qi): Remove endian check.
392 (vec_extract_oddv8qi): Ditto.
393 (vec_interleave_lowv4hi): Format change.
394 (vec_interleave_highv4hi): Ditto.
395 (mix2_even): Rename from mix2_r, add endian check.
396 (mix2_odd): Rename from mux2_l, add endian check.
397 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
398 (vec_extract_evenodd_helper): Format change.
399 (vec_extract_evenv4hi): Remove endian check.
400 (vec_extract_oddv4hi): Remove endian check.
401 (vec_interleave_lowv2si): Format change.
402 (vec_interleave_highv2si): Format change.
403 (vec_initv2si): Remove endian check.
404 (vecinit_v2si): Add endian check.
405 (reduc_splus_v2sf): Add endian check.
406 (reduc_smax_v2sf): Ditto.
407 (reduc_smin_v2sf): Ditto.
408 (vec_initv2sf): Remove endian check.
409 (fpack): Add endian check.
410 (fswap): Add endian check.
411 (vec_interleave_highv2sf): Add endian check.
412 (vec_interleave_lowv2sf): Add endian check.
413 (fmix_lr): Add endian check.
414 (vec_setv2sf): Format change.
415 (*vec_extractv2sf_0_be): Use shift to extract operand.
416 (*vec_extractv2sf_1_be): New.
417 (vec_pack_trunc_v4hi): Add endian check.
418 (vec_pack_trunc_v2si): Format change.
420 2011-02-04 Jakub Jelinek <jakub@redhat.com>
423 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
424 do bb, locus and block comparison and disallow loads if it is not set.
425 (stmt_is_replaceable_p): New function.
426 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
428 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
429 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
431 * tree-flow.h (stmt_is_replaceable_p): New prototype.
433 2011-02-04 Joseph Myers <joseph@codesourcery.com>
435 * config/rs6000/xilinx.opt: New.
436 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
438 2011-02-04 Joseph Myers <joseph@codesourcery.com>
440 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
442 2011-02-03 Anatoly Sokolov <aesok@post.ru>
444 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
445 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
446 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
447 secondary_reload_info, xtensa_secondary_reload): Remove.
448 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
449 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
450 (xtensa_preferred_reload_class): Make static. Change return and
451 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
452 Use CONST_DOUBLE_P predicate.
453 (xtensa_preferred_output_reload_class): New function.
454 (xtensa_secondary_reload): Make static.
456 2011-02-03 Joseph Myers <joseph@codesourcery.com>
458 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
459 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
460 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
462 2011-02-03 Jakub Jelinek <jakub@redhat.com>
465 * output.h (SECTION_RELRO): Define.
466 (SECTION_MACH_DEP): Adjust.
467 (get_variable_section): New prototype.
468 * varpool.c (varpool_finalize_named_section_flags): New function.
469 (varpool_assemble_pending_decls): Call it.
470 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
471 * cgraphunit.c (cgraph_output_in_order): Call
472 varpool_finalize_named_section_flags.
473 * varasm.c (get_section): Allow section flags conflicts between
474 relro and read-only sections if the section hasn't been declared yet.
475 Set SECTION_OVERRIDE after diagnosing section type conflict.
476 (get_variable_section): No longer static.
477 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
478 readonly sections that need relocations.
479 (decl_readonly_section_1): New function.
480 (decl_readonly_section): Use it.
483 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
484 Steve Ellcey <sje@cup.hp.com>
487 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
488 if section attribute used.
490 2011-02-03 Jakub Jelinek <jakub@redhat.com>
492 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
493 * config/darwin.c (SECTION_NO_ANCHOR): Define.
494 (darwin_init_sections): Remove assertion.
496 2011-02-03 Nick Clifton <nickc@redhat.com>
498 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
500 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
501 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
502 instead of "n" and "pz".
503 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
506 2011-02-03 Jakub Jelinek <jakub@redhat.com>
509 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
510 fma, expand FMA_EXPR as fma{,f,l} call.
513 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
514 copy them into a unsigned char variable and pass address of it to
515 lto_output_data_stream.
518 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
519 around backend_init_target and lang_dependent_init_target calls.
520 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
521 (verify_cgraph_node): Don't call set_cfun here. Use
522 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
523 Set error_found for incorrectly represented calls to thunks.
525 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
528 PR rtl-optimization/43494
529 * rtl.h (for_each_inc_dec_fn): New type.
530 (for_each_inc_dec): Declare.
531 * rtlanal.c (struct for_each_inc_dec_ops): New type.
532 (for_each_inc_dec_find_inc_dec): New fn.
533 (for_each_inc_dec_find_mem): New fn.
534 (for_each_inc_dec): New fn.
535 * dse.c (struct insn_size): Remove.
536 (replace_inc_dec, replace_inc_dec_mem): Remove.
537 (emit_inc_dec_insn_before): New fn.
538 (check_for_inc_dec): Use it, along with for_each_inc_dec.
539 (canon_address): Pass mem modes to cselib_lookup.
540 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
541 (cselib_lookup_from_insn): Likewise.
542 (cselib_subst_to_values): Likewise.
543 * cselib.c (find_slot_memmode): New var.
544 (cselib_find_slot): New fn. Use it instead of
545 htab_find_slot_with_hash everywhere.
546 (entry_and_rtx_equal_p): Use find_slot_memmode.
547 (autoinc_split): New fn.
548 (rtx_equal_for_cselib_p): Rename and implement in terms of...
549 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
550 Deal with autoinc. Special-case recursion into MEMs.
551 (cselib_hash_rtx): Likewise.
552 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
553 address and MEM modes.
554 (cselib_subst_to_values): Add memmode, pass it on.
556 (cselib_lookup): Add memmode argument, pass it on.
557 (cselib_lookup_from_insn): Add memmode.
558 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
559 (struct cselib_record_autoinc_data): New.
560 (cselib_record_autoinc_cb): New fn.
561 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
562 mode to cselib_lookup. Reset autoinced REGs here instead of...
563 (cselib_process_insn): ... here.
564 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
566 (add_uses): Likewise, also to cselib_subst_to_values.
567 (add_stores): Likewise.
568 * sched-deps.c (add_insn_mem_dependence): Pass mode to
569 cselib_subst_to_values.
570 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
571 * gcse.c (do_local_cprop): Adjusted.
572 * postreload.c (reload_cse_simplify_set): Adjusted.
573 (reload_cse_simplify_operands): Adjusted.
574 * sel-sched-dump (debug_mem_addr_value): Pass mode.
576 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
578 PR tree-optimization/45122
579 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
580 unsafe assumptions when there's more than one loop exit.
582 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
585 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
586 Document using vector double with the load/store builtins, and
587 that the load/store builtins always use Altivec instructions.
589 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
590 to use altivec memory instructions, even on VSX.
591 (vector_altivec_store_<mode>): Ditto.
593 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
597 V2DF, V2DI support to load/store overloaded builtins.
599 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
600 altivec load/store builtins for V2DF/V2DI types.
602 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
603 set avoid indexed addresses on power6 if -maltivec.
604 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
605 vector_altivec_load/vector_altivec_store builtins.
606 (altivec_expand_st_builtin): Ditto.
607 (altivec_expand_builtin): Add VSX memory builtins.
608 (rs6000_init_builtins): Add V2DI types to internal types.
609 (altivec_init_builtins): Add support for V2DF/V2DI altivec
611 (rs6000_address_for_altivec): Insure memory address is appropriate
614 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
615 vec_vsx_ld and vec_vsx_st.
616 (vsx_store_<mode>): Ditto.
618 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
619 variables to hold long long types for VSX vector memory builtins.
620 (RS6000_BTI_unsigned_long_long): Ditto.
621 (long_long_integer_type_internal_node): Ditti.
622 (long_long_unsigned_type_internal_node): Ditti.
624 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
625 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
626 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
628 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
632 2011-02-02 Joseph Myers <joseph@codesourcery.com>
634 * config/pa/pa-hpux10.opt: New.
635 * config/hpux11.opt (pthread): New Driver option.
636 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
637 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
639 2011-02-02 Joseph Myers <joseph@codesourcery.com>
641 * config/ia64/vms.opt: New.
642 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
644 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
647 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
648 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
650 (vsx_floatuns<VSi><mode>2): Ditto.
651 (vsx_fix_trunc<mode><VSi>2): Ditto.
652 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
654 2011-02-02 Joseph Myers <joseph@codesourcery.com>
656 * config/i386/djgpp.opt (posix): New Driver option.
658 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
660 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
661 Move to the unsupported targets list.
663 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
665 PR rtl-optimization/47525
666 * df-scan.c: Update copyright years.
667 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
668 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
670 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
672 * config/i386/sysv4.h (TARGET_VERSION): Remove.
673 (SUBTARGET_RETURN_IN_MEMORY): Remove.
674 (ASM_OUTPUT_ASCII): Remove.
675 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
677 2011-02-02 Jeff Law <law@redhat.com>
680 * reload.c (find_reloads_address): Handle reg+d address where both
681 components are invalid by reloading the entire address.
683 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
684 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/40979
688 * passes.c (init_optimization_passes): After LIM call copy_prop
690 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
692 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
694 PR tree-optimization/47576
695 PR tree-optimization/47555
696 * doc/invoke.texi (scev-max-expr-complexity): Documented.
697 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
698 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
699 * tree-scalar-evolution.c (follow_ssa_edge): Use
700 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
702 2011-02-02 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/47566
705 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
707 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
711 * tree-inline.c (declare_return_variable): Remove unused caller
716 * tree-flow-inline.h (clear_is_used, is_used_p): New.
717 * cfgexpand.c (account_used_vars_for_block): Use them.
718 * tree-nrv.c (tree_nrv): Likewise.
719 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
720 (dump_scope_block): Likewise.
721 (remove_unused_locals): Likewise.
725 * tree-inline.c (declare_return_variable): Add result decl to
726 local decls only once.
727 * gimple-low.c (record_vars_into): Mark newly-created variables
730 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
736 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
738 (no_real_insns_p, schedule_block, set_priorities): Drop special
739 treatment of boundary debug insns.
740 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
741 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
742 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
743 (BOUNDARY_DEBUG_INSN_P): Likewise.
744 (SCHEDULE_DEBUG_INSN_P): Likewise.
745 * sched-rgn.c (init_ready_list): Drop special treatment of
746 boundary debug insns.
747 * final.c (rest_of_clean_state): Clear notes' BB.
749 2011-02-01 Joseph Myers <joseph@codesourcery.com>
751 * config/openbsd.opt (assert=): New Driver option.
753 2011-02-01 Joseph Myers <joseph@codesourcery.com>
755 * config/i386/nto.opt: New.
756 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
758 2011-02-01 Joseph Myers <joseph@codesourcery.com>
760 * config/i386/netware.opt: New.
761 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
763 2011-02-01 Joseph Myers <joseph@codesourcery.com>
765 * config/interix.opt (posix): New Driver option.
767 2011-02-01 DJ Delorie <dj@redhat.com>
769 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
771 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
774 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
776 PR tree-optimization/47561
777 * toplev.c (process_options): Print the Graphite flags. Add
778 flag_loop_flatten to the list of options requiring Graphite.
780 2011-02-01 Joseph Myers <joseph@codesourcery.com>
782 * config/i386/cygming.opt (posix): New Driver option.
784 2011-02-01 Joseph Myers <joseph@codesourcery.com>
786 * config/arm/vxworks.opt: New.
787 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
789 2011-02-01 Joseph Myers <joseph@codesourcery.com>
791 * config/alpha/elf.opt: New.
792 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
793 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
795 2011-02-01 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/47559
798 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
799 store-motion on references that can throw.
801 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
803 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
804 * tree-pass.h (TDF_CSELIB): New macro.
805 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
806 cselib_lookup): Check for it rather than for TDF_DETAILS.
808 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
811 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
814 * opts.c (finish_options): Don't add x_aux_base_name if it is
817 2011-02-01 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/47555
821 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
823 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
825 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
828 * config/lm32/t-lm32: Add multilib for all CPU options.
830 2011-02-01 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/47541
833 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
834 sure to have a field at offset zero.
836 2011-01-31 Joseph Myers <joseph@codesourcery.com>
838 * config/arc/arc.opt (EB, EL): New Driver options.
840 2011-01-31 Joseph Myers <joseph@codesourcery.com>
842 * config/alpha/osf5.opt: New.
843 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
845 2011-01-31 Joseph Myers <joseph@codesourcery.com>
847 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
849 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
851 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
853 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
854 is an alias of -floop-interchange and that it requires the
855 Graphite infrastructure.
856 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
857 flag_loop_interchange based on the value of flag_tree_loop_linear.
859 2011-01-31 Jakub Jelinek <jakub@redhat.com>
860 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/47538
863 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
864 type instead of r1type, except for comparisons. For right
865 shifts and comparisons punt if there are mismatches in
866 sizetype vs. non-sizetype types.
868 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
870 * doc/sourcebuild.texi (Effective-Target Keywords): Document
873 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
875 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
877 * configure: Regenerate.
879 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
881 * configure.ac (gcc_cv_ld_static_option): Define.
882 (gcc_cv_ld_dynamic_option): Define.
883 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
885 (HAVE_LD_STATIC_DYNAMIC): Update message.
886 (LD_STATIC_OPTION): Define.
887 (LD_DYNAMIC_OPTION): Define.
888 * configure: Regenerate.
889 * config.in: Regenerate.
890 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
891 HAVE_LD_STATIC_DYNAMIC]: Use them.
893 2011-01-31 Nick Clifton <nickc@redhat.com>
895 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
896 registers inside interrupt handlers if the handler is not a leaf
899 2011-01-31 Nick Clifton <nickc@redhat.com>
901 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
902 reg_renumber returning an INVALID_REGNUM.
904 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
907 * doc/install.texi: Document host options discarded when cross
908 configuring target libraries.
910 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
913 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
916 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
918 (no_real_insns_p, schedule_block, set_priorities): Drop special
919 treatment of boundary debug insns.
920 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
921 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
922 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
923 (BOUNDARY_DEBUG_INSN_P): Likewise.
924 (SCHEDULE_DEBUG_INSN_P): Likewise.
925 * sched-rgn.c (init_ready_list): Drop special treatment of
926 boundary debug insns.
927 * final.c (rest_of_clean-state): Clear notes' BB.
929 2011-01-31 Alan Modra <amodra@gmail.com>
931 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
932 toc relative expressions as we do in print_operand_address.
934 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
936 * doc/extend.texi: Follow spelling conventions.
937 * doc/invoke.texi: Fix a typo.
939 2011-01-30 Joseph Myers <joseph@codesourcery.com>
941 * config/hpux11.opt: New.
942 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
943 ia64*-*-hpux*): Use hpux11.opt.
945 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
947 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
950 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
952 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
955 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
957 * doc/install.texi (Binaries): Remove outdated reference for
958 Motorola 68HC11/68HC12 downloads.
960 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
962 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
965 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
968 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
971 2011-01-28 Ahmad Sharif <asharif@google.com>
973 * value-prof.c (check_counter): Corrected error message.
975 2011-01-29 Jie Zhang <jie@codesourcery.com>
977 * config/arm/arm.c (arm_legitimize_reload_address): New.
978 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
979 arm_legitimize_reload_address.
980 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
982 2011-01-28 Ian Lance Taylor <iant@google.com>
984 * godump.c (go_define): Ignore macros whose definitions include
985 two adjacent operands.
987 2011-01-28 Jakub Jelinek <jakub@redhat.com>
990 * varasm.c (force_const_mem): Store copy of x in desc->constant
992 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
993 itself into REG_EQUAL note.
995 2011-01-28 Joseph Myers <joseph@codesourcery.com>
997 * config/freebsd.opt (posix, rdynamic): New Driver options.
999 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1003 * configure: Regenerate.
1005 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1007 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1008 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1010 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1012 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1013 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1014 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1015 (s390_preferred_reload_class): Make static. Change return and
1016 'rclass' argument type to reg_class_t.
1018 2011-01-27 Jan Hubicka <jh@suse.cz>
1021 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1022 (process_function_and_variable_attributes): Check defined weakrefs.
1024 2011-01-27 Martin Jambor <mjambor@suse.cz>
1026 PR tree-optimization/47228
1027 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1028 build_ref_for_offset.
1030 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1032 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1034 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1036 PR rtl-optimization/46856
1037 * postreload.c (reload_combine_recognize_const_pattern): Do not
1038 separate cc0 setter and user on cc0 targets.
1040 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1043 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1044 passed a VOID_TYPE expression, immediately emit an error and
1045 return error_mark_node.
1047 2011-01-26 Jeff Law <law@redhat.com>
1049 PR rtl-optimization/47464
1050 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1051 rather than may_trap_p as needed.
1053 2011-01-26 DJ Delorie <dj@redhat.com>
1055 PR rtl-optimization/46878
1056 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1057 setter/user dependency as well.
1059 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1061 PR rtl-optimization/44469
1062 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1063 after removing trivially dead basic blocks.
1065 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1067 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1068 * config/frv/frv.h (LINK_SPEC): Likewise.
1069 * config/i386/netware.h (LINK_SPEC): Likewise.
1070 * config/m68k/linux.h (ASM_SPEC): Likewise.
1071 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1072 * config/rs6000/sysv4.h (LINK_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 (ASM_SPEC): Remove %{Ym,*}.
1081 * config/frv/frv.h (ASM_SPEC): Likewise.
1082 * config/m68k/linux.h (ASM_SPEC): Likewise.
1083 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1084 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1085 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1086 * config/sparc/linux.h (ASM_SPEC): Likewise.
1087 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1088 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1090 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1092 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1093 * config/frv/frv.h (LINK_SPEC): Likewise.
1094 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1096 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1098 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1099 * config/frv/frv.h (ASM_SPEC): Likewise.
1100 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1101 * config/m68k/linux.h (ASM_SPEC): Likewise.
1102 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1103 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1104 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1105 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1106 * config/sparc/linux.h (ASM_SPEC): Likewise.
1107 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1108 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1109 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1111 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1114 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1116 (vec_extract_evenodd_help): Ditto.
1117 (vec_extract_evenv4hi): Ditto.
1118 (vec_extract_oddv4hi): Ditto.
1119 (vec_interleave_lowv2si): Ditto.
1120 (vec_interleave_highv2si): Ditto.
1121 (vec_extract_evenv2si): Ditto.
1122 (vec_extract_oddv2si: Ditto.
1123 (vec_pack_trunc_v2si): Ditto.
1125 2011-01-22 Jan Hubicka <jh@suse.cz>
1128 * cgraph.h (cgraph_local_info): New field can_change_signature.
1129 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1130 signature can change.
1131 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1133 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1134 (cgraph_function_versioning): We can not change signature of functions
1135 that don't allow that.
1136 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1137 (lto_input_node): Likewise.
1138 * ipa-inline.c (compute_inline_parameters): Compute
1139 local.can_change_signature.
1140 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1141 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1142 functions that can not change signature.
1143 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1144 init_cumulative_args): Do not use local calling conventions
1145 for functions that can not change signature.
1147 2011-01-22 Jan Hubicka <jh@suse.cz>
1149 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1151 2011-01-26 Richard Guenther <rguenther@suse.de>
1153 PR tree-optimization/47190
1154 * cgraphunit.c (process_common_attributes): New function.
1155 (process_function_and_variable_attributes): Use it.
1157 2011-01-26 Richard Guenther <rguenther@suse.de>
1160 * cgraphbuild.c (record_eh_tables): Record reference to personality
1163 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1166 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1167 non-debug insns from moving up.
1169 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1172 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1173 t-dlldir{,-x} fragment for build and add it to tmake_file.
1174 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1175 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1176 * config/i386/t-dlldir: New file.
1177 (SHLIB_DLLDIR): Define.
1178 * config/i386/t-dlldir-x: New file.
1179 (SHLIB_DLLDIR): Define.
1180 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1181 (SHLIB_INSTALL): Use it.
1183 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1186 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1187 lower bound of the allowed Thumb-2 coprocessor load/store
1188 index range to -256. Add explaining comment.
1190 2011-01-25 Ian Lance Taylor <iant@google.com>
1192 * godump.c (go_define): Improve lexing of macro expansion to only
1193 accept expressions which match Go spec.
1195 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1198 * tree.c (handle_dll_attribute): Handle it.
1199 * doc/extend.texi (@item dllexport): Mention it.
1200 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1202 2011-01-25 Ian Lance Taylor <iant@google.com>
1204 PR tree-optimization/26854
1205 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1206 (decl_jump_unsafe): Move higher in file, with no other change.
1207 (bind): Set has_jump_unsafe_decl if appropriate.
1208 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1209 (check_earlier_gotos): Likewise.
1210 (c_check_switch_jump_warnings): Likewise.
1212 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1214 * doc/invoke.texi (Warning Options): Add missing hyphen.
1215 (-fprofile-dir): Minor grammatical fixes.
1216 (-fbranch-probabilities): Likewise.
1218 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1222 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1224 (no_real_insns_p, schedule_block, set_priorities): Drop special
1225 treatment of boundary debug insns.
1226 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1227 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1228 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1229 (BOUNDARY_DEBUG_INSN_P): Likewise.
1230 (SCHEDULE_DEBUG_INSN_P): Likewise.
1231 * sched-rgn.c (init_ready_list): Drop special treatment of
1232 boundary debug insns.
1233 * final.c (rest_of_clean-state): Clear notes' BB.
1235 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1237 * Makefile.in (LAMBDA_H): Removed.
1238 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1239 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1240 lambda-trans.o, and tree-loop-linear.o.
1241 (lto-symtab.o): Remove dependence on LAMBDA_H.
1242 (tree-loop-linear.o): Remove rule.
1243 (lambda-mat.o): Same.
1244 (lambda-trans.o): Same.
1245 (lambda-code.o): Same.
1246 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1247 (tree-vect-slp.o): Same.
1248 * hwint.h (gcd): Moved here.
1249 (least_common_multiple): Same.
1250 * lambda-code.c: Removed.
1251 * lambda-mat.c: Removed.
1252 * lambda-trans.c: Removed.
1253 * lambda.h: Removed.
1254 * tree-loop-linear.c: Removed.
1255 * lto-symtab.c: Do not include lambda.h.
1256 * omega.c (gcd): Removed.
1257 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1258 * tree-data-ref.c (print_lambda_vector): Moved here.
1259 (lambda_vector_copy): Same.
1260 (lambda_matrix_copy): Same.
1261 (lambda_matrix_id): Same.
1262 (lambda_vector_first_nz): Same.
1263 (lambda_matrix_row_add): Same.
1264 (lambda_matrix_row_exchange): Same.
1265 (lambda_vector_mult_const): Same.
1266 (lambda_vector_negate): Same.
1267 (lambda_matrix_row_negate): Same.
1268 (lambda_vector_equal): Same.
1269 (lambda_matrix_right_hermite): Same.
1270 * tree-data-ref.h: Do not include lambda.h.
1271 (lambda_vector): Moved here.
1272 (lambda_matrix): Same.
1273 (dependence_level): Same.
1274 (lambda_transform_legal_p): Removed declaration.
1275 (lambda_collect_parameters): Same.
1276 (lambda_compute_access_matrices): Same.
1277 (lambda_vector_gcd): Same.
1278 (lambda_vector_new): Same.
1279 (lambda_vector_clear): Same.
1280 (lambda_vector_lexico_pos): Same.
1281 (lambda_vector_zerop): Same.
1282 (lambda_matrix_new): Same.
1283 * tree-flow.h (least_common_multiple): Removed declaration.
1284 * tree-parloops.c (lambda_trans_matrix): Moved here.
1286 (LTM_ROWSIZE): Same.
1287 (LTM_COLSIZE): Same.
1288 (LTM_DENOMINATOR): Same.
1289 (lambda_trans_matrix_new): Same.
1290 (lambda_matrix_vector_mult): Same.
1291 (lambda_transform_legal_p): Same.
1292 * tree-pass.h (pass_linear_transform): Removed declaration.
1293 * tree-ssa-loop.c (tree_linear_transform): Removed.
1294 (gate_tree_linear_transform): Removed.
1295 (pass_linear_transform): Removed.
1296 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1297 flag_loop_interchange.
1299 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1301 PR tree-optimization/47265
1302 PR tree-optimization/47443
1303 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1304 if name still has some uses.
1306 2011-01-25 Martin Jambor <mjambor@suse.cz>
1308 PR tree-optimization/47382
1309 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1310 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1312 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1314 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1315 sjlj_except_unwind_info.
1317 2011-01-25 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/47426
1320 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1321 visible functions results escape.
1323 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1326 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1327 (arm_get_frame_offsets): Use it.
1329 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1330 Jakub Jelinek <jakub@redhat.com>
1332 PR tree-optimization/47271
1333 * tree-if-conv.c (bb_postdominates_preds): New.
1334 (if_convertible_bb_p): Call bb_postdominates_preds.
1335 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1336 (predicate_scalar_phi): Call bb_postdominates_preds.
1338 2011-01-25 Nick Clifton <nickc@redhat.com>
1340 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1341 * config/rx/rx.c (rx_function_value): Likewise.
1342 (rx_promote_function_mode): Likewise.
1343 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1344 in order to make it legitimate.
1345 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1346 make sure that the first operand is the same as the result register.
1347 (addsi3_unspec): Delete.
1348 (subdi3): Do not accept immediate operands.
1349 (subdi3_internal): Likewise.
1351 2011-01-25 Jeff Law <law@redhat.com>
1353 PR rtl-optimization/37273
1354 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1355 handle them like argument loads from stack slots. Do not double
1356 count memory for memory constants and argument loads from stack slots.
1358 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1360 PR tree-optimization/47427
1361 PR tree-optimization/47428
1362 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1363 coalesce if the new root var would be TREE_READONLY.
1365 2011-01-25 Richard Guenther <rguenther@suse.de>
1368 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1369 correct type for TBAA.
1371 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1373 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1374 (close_phi_written_to_memory): Call for_each_index with
1375 dr_indices_valid_in_loop.
1377 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1379 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1380 when it is initialized.
1382 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1384 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1385 call to graphite_find_data_references_in_stmt.
1386 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1387 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1388 call to graphite_find_data_references_in_stmt.
1389 (analyze_drs_in_stmts): Same.
1390 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1391 in which the scalar analysis of indices is performed.
1392 (create_data_ref): Same. Update call to dr_analyze_indices.
1393 (find_data_references_in_stmt): Update call to create_data_ref.
1394 (graphite_find_data_references_in_stmt): Same.
1395 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1397 (create_data_ref): Same.
1398 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1399 call to create_data_ref.
1401 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1403 * graphite-sese-to-poly.c (build_poly_scop): Move
1404 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1406 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1409 VAR_DECL, PARM_DECL, and RESULT_DECL.
1411 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1413 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1415 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1416 that have already been marked as PBB_IS_REDUCTION.
1418 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1420 * graphite-scop-detection.c (same_close_phi_node): New.
1421 (remove_duplicate_close_phi): New.
1422 (make_close_phi_nodes_unique): New.
1423 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1425 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1427 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1428 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1429 of both data references to be the same.
1431 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1433 * graphite-dependences.c (build_lexicographical_constraint): Remove
1435 (build_lexicographical_constraint): Adjust call to
1436 ppl_powerset_is_empty.
1437 (dependence_polyhedron): Same.
1438 (graphite_legal_transform_dr): Same.
1439 (graphite_carried_dependence_level_k): Same.
1440 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1442 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1444 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1446 * graphite-sese-to-poly.c
1447 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1448 (close_phi_written_to_memory): New.
1449 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1452 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1454 * doc/install.texi: Update the expected version number of PPL to 0.11.
1455 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1456 #if PPL_VERSION_MINOR < 11.
1458 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1460 * graphite-dependences.c: Include graphite-cloog-util.h.
1461 (new_poly_ddr): Inlined into dependence_polyhedron.
1462 (free_poly_ddr): Moved close by new_poly_ddr.
1463 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1464 Early return NULL when ppl_powerset_is_empty returns true.
1465 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1466 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1467 (graphite_legal_transform_dr): Call new_poly_ddr.
1468 (graphite_carried_dependence_level_k): Same.
1469 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1470 (dot_transformed_deps_stmt_1): Removed.
1471 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1472 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1473 (dot_deps_1): Call dot_deps_2.
1474 * Makefile.in (graphite-dependences.o): Add missing dependence on
1475 graphite-cloog-util.h.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1480 (build_lexicographical_constraint): Same.
1481 (dependence_polyhedron_1): Same.
1482 (graphite_legal_transform_dr): Same.
1483 (graphite_carried_dependence_level_k): Same.
1484 * graphite-ppl.c (ppl_powerset_is_empty): New.
1485 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1486 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1488 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1490 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1491 the "a followed by b" relation and document it.
1493 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1495 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1496 iteration when the bag of constraints is empty.
1498 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1500 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1502 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1504 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1505 nest and two loop depths as parameters.
1506 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1507 lst_perfect_nestify.
1509 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1511 * graphite-dependences.c (print_pddr): Call
1512 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1514 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-ppl.c (debug_gmp_value): New.
1517 * graphite-ppl.h (debug_gmp_value): Declared.
1519 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1521 * doc/install.texi: Document availability of cloog-0.16.
1523 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1525 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1526 invalid postdominance info.
1528 2011-01-24 Jan Hubicka <jh@suse.cz>
1531 * doc/extend.texi (weak pragma): Drop claim that it must
1532 appear before definition.
1533 * varasm.c (merge_weak, declare_weak): Only sanity check
1534 that DECL is not output at a time it is declared weak.
1536 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1538 * machmode.def: Fixed comments.
1540 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1542 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1544 2011-01-24 Paul Koning <ni1d@arrl.net>
1546 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1549 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1552 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1553 (block_info): Add scanned and prev.
1554 (move_or_delete_vzeroupper_2): Return if the basic block
1555 has been scanned and the upper 128bit state is unchanged
1557 (move_or_delete_vzeroupper_1): Return true if the exit
1559 (move_or_delete_vzeroupper): Visit basic blocks using the
1560 work-list based algorithm based on vt_find_locations in
1563 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1565 2011-01-24 Nick Clifton <nickc@redhat.com>
1567 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1568 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1569 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1570 then define __v850e1__.
1571 * doc/invoke.texi: Document -mv850es.
1573 2011-01-24 Richard Henderson <rth@redhat.com>
1575 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1576 compound unordered comparisons.
1577 * config/rx/rx.c (rx_split_fp_compare): Remove.
1578 * config/rx/rx-protos.h: Update.
1579 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1580 (cbranchsf4): Don't call rx_split_fp_compare.
1581 (*cbranchsf4): Use rx_split_cbranch.
1582 (*cmpsf): Don't accept "i" constraint.
1583 (*conditional_branch): Only valid after reload.
1584 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1586 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1589 * config/rs6000/altivec.md (vector constant splitters): Add
1590 support for creating vector single precision constants if -mvsx is
1591 used and we would create the constant using Altivec primitives.
1593 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1594 Richard Sandiford <rdsandiford@googlemail.com>
1596 PR rtl-optimization/47166
1597 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1598 mechanism for PRE_MODIFY and POST_MODIFY.
1599 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1602 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1604 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1606 2011-01-22 Jan Hubicka <jh@suse.cz>
1609 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1611 2011-01-22 Jan Hubicka <jh@suse.cz>
1613 PR tree-optimization/43884
1615 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1616 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1618 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1620 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1621 * config/s390/s390.c (s390_register_move_cost,
1622 s390_memory_move_cost): New.
1623 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1625 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1628 * except.c (sjlj_assign_call_site_values): Move setting the
1629 crtl->uses_eh_lsda flag to ...
1630 (sjlj_mark_call_sites): ... here.
1631 (sjlj_emit_function_enter): Support NULL dispatch label.
1632 (sjlj_build_landing_pads): In a function with no landing pads
1633 that still has must-not-throw regions, generate code to register
1634 a personality function with empty LSDA.
1636 2011-01-21 Richard Henderson <rth@redhat.com>
1638 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1640 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1642 * compare-elim.c: New file.
1643 * Makefile.in (OBJS-common): Add it.
1644 (compare-elim.o): New.
1645 * common.opt (fcompare-elim): New.
1646 * opts.c (default_options_table): Add OPT_fcompare_elim.
1647 * tree-pass.h (pass_compare_elim_after_reload): New.
1648 * passes.c (init_optimization_passes): Add it.
1649 * recog.h: Protect against re-inclusion.
1650 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1651 * doc/invoke.texi (-fcompare-elim): Document it.
1652 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1653 * doc/tm.texi: Rebuild.
1655 2011-01-22 Nick Clifton <nickc@redhat.com>
1657 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1658 rx_split_fp_compare.
1660 2011-01-22 Nick Clifton <nickc@redhat.com>
1662 * config/rx/rx.md (UNSPEC_CONST): New.
1663 (deallocate_and_return): Wrap the amount popped off the stack in
1664 an UNSPEC_CONST in order to stop it being rejected by
1665 -mmax-constant-size.
1666 (pop_and_return): Add a "(return)" rtx.
1667 (call): Drop the immediate operand.
1668 (call_internal): Likewise.
1669 (call_value): Likewise.
1670 (call_value_internal): Likewise.
1671 (sibcall_internal): Likewise.
1672 (sibcall_value_internal): Likewise.
1673 (sibcall): Likewise. Generate an explicit call using
1675 (sibcall_value): Likewise.
1676 (mov<>): FAIL if a constant operand is not legitimate.
1677 (addsi3_unpsec): New pattern.
1679 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1680 (ok_for_max_constant): New function.
1681 (gen_safe_add): New function.
1682 (rx_expand_prologue): Use gen_safe_add.
1683 (rx_expand_epilogue): Likewise.
1684 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1687 2011-01-21 Jeff Law <law@redhat.com>
1689 PR tree-optimization/47053
1690 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1691 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1692 statements are deleted.
1693 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1694 is nonempty, then purge dead edges and cleanup the CFG.
1696 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1700 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1702 * tree-dfa.c (create_var_ann): Mark variable as used.
1704 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1707 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1708 notes from other section in hot/cold partitioning even if
1709 last_action is -3. Increment call_site_base.
1711 PR rtl-optimization/47366
1712 * fwprop.c (forward_propagate_into): Return bool. If
1713 any changes are made, -fnon-call-exceptions is used and
1714 REG_EH_REGION note is present, call purge_dead_edges
1715 and return true if it purged anything.
1716 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1717 any EH edges were purged.
1719 2011-01-21 Jeff Law <law@redhat.com>
1721 PR rtl-optimization/41619
1722 * caller-save.c (setup_save_areas): Break out code to determine
1723 which hard regs are live across calls by examining the reload chains
1724 so that it is always used.
1725 Eliminate code which checked REG_N_CALLS_CROSSED.
1727 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1729 PR tree-optimization/47355
1730 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1731 NOP has non-debug uses beyond PHIs in new_bb.
1733 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1736 * cfgexpand.c (account_used_vars_for_block): Only account vars
1737 that are annotated as used.
1738 (estimated_stack_frame_size): Don't set TREE_USED.
1739 * tree-dfa.c (create_var_ann): Mark variable as used.
1741 2011-01-21 Richard Guenther <rguenther@suse.de>
1744 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1746 2011-01-21 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/47365
1749 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1750 (vn_reference_lookup_pieces): Adjust.
1751 (vn_reference_lookup): Likewise.
1752 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1753 (vn_reference_lookup_3): Only look through kills if in
1754 VN_WALKREWRITE mode.
1755 (vn_reference_lookup_pieces): Adjust.
1756 (vn_reference_lookup): Likewise.
1757 (visit_reference_op_load): Likewise.
1758 (visit_reference_op_store): Likewise.
1759 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1760 (compute_avail): Likewise.
1761 (eliminate): Likewise.
1763 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1765 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1766 DECL_IGNORED_P non-reg vars if they are used.
1768 PR tree-optimization/47391
1769 * varpool.c (const_value_known_p): Return false if
1772 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1775 * config/i386/i386.c (ix86_local_alignment): Handle
1776 case for va_list_type_node is nil.
1777 (ix86_canonical_va_list_type): Likewise.
1779 2011-01-21 Alan Modra <amodra@gmail.com>
1781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1782 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1784 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1786 * config/arm/arm.md (define_attr type): Rename f_load
1787 and f_store to f_fpa_load and f_fpa_store. Update.
1788 (write_conflict): Deal with rename fallout.
1789 (*push_fp_multi): Likewise.
1790 * config/arm/fpa.md (f_load): Use f_fpa_load.
1791 (f_store): Use f_fpa_store.
1792 (*movsf_fpa): Likewise.
1793 (*movdf_fpa): Likewise.
1794 (*movxf_fpa): Likewise.
1795 (*thumb2_movsf_fpa): Likewise.
1796 (*thumb2_movdf_fpa): Likewise.
1797 (*thumb2_movxf_fpa): Likewise.
1798 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1799 f_loadd and f_stored.
1800 (*thumb2_movdi_vfp): Likewise.
1801 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1802 (*thumb2_movsi_vfp): Likewise.
1803 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1804 Use f_loads instead of f_load.
1805 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1807 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1809 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1810 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1811 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1812 (xtensa_mode_dependent_address_p): New function.
1813 (constantpool_address_p): Make static. Change return type to bool.
1814 Change argument type to const_rtx. Use CONST_INT_P predicate.
1816 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1819 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1821 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1824 * cfgexpand.c (expand_debug_expr): Instead of generating
1825 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1828 2011-01-20 Richard Guenther <rguenther@suse.de>
1831 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1832 the pointer operand of MEM_REFs.
1834 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1836 PR tree-optimization/46130
1837 * ipa-split.c (consider_split): If return_bb contains non-virtual
1838 PHIs other than for retval or if split_function would not adjust it,
1841 2011-01-20 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/47167
1844 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1845 Revert previous change, only avoid enumeral type changes.
1847 2011-01-19 Mike Stump <mikestump@comcast.net>
1849 * doc/tm.texi.in (BRANCH_COST): Englishify.
1850 * doc/tm.texi (BRANCH_COST): Likewise.
1852 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1855 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1856 (gen_scheduled_generic_parms_dies): New functions.
1857 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1858 generation for the end of CU compilation.
1859 (dwarf2out_finish): Generate template parameters DIEs here.
1861 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1864 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1865 debug bind stmt on merge edges.
1867 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1871 * function.c (instantiate_expr): Instantiate incoming rtl of
1872 implicit arguments, and recurse on VALUE_EXPRs.
1873 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1874 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1876 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1878 * c-parser.c (c_parser_for_statement): Initialize
1879 collection_expression.
1881 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1883 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1885 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1887 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1888 (LINK_SHLIB_SPEC): Don't use %(link_path).
1889 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1891 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1893 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1894 (NO_SHARED_LIB_SUPPORT): Remove.
1895 (LINK_SHLIB_SPEC): Remove one conditional definition.
1897 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1899 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1901 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1902 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1903 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1904 %{call_shared} and conditionals on these options not being passed.
1905 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1908 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1910 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1913 * ipa-split.c: Spelling fixes.
1915 2011-01-19 Richard Henderson <rth@redhat.com>
1917 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1918 (*mulsi3): Likewise.
1920 * longlong.h [__mn10300__] (count_leading_zeros): New.
1921 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1922 [__mn10300__] (add_ssaaaa, subddmmss): New.
1923 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1924 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1926 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1928 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1930 2011-01-19 Richard Henderson <rth@redhat.com>
1932 * config/mn10300/mn10300.md (addsi3_flags): New.
1933 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1934 (subsi3_flags, subc_internal, subdi3): New.
1935 (subdi3_internal, *subdi3_degenerate): New.
1936 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1938 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1939 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1940 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1941 * config/mn10300/mn10300-protos.h: Update.
1942 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1943 (return_ret): Likewise. Rename from return_internal_regs.
1944 (return_internal): Remove.
1946 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1947 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1948 (mn10300_legitimate_constant_p): Likewise.
1949 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1950 (mn10300_frame_size): New.
1951 (mn10300_expand_prologue): Use it.
1952 (mn10300_expand_epilogue): Likewise.
1953 (mn10300_initial_offset): Likewise.
1954 * config/mn10300/mn10300-protos.h: Update.
1955 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1956 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1957 (prologue, epilogue, return_internal): Tidy output code.
1958 (mn10300_store_multiple_operation, return): Likewise.
1959 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1960 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1961 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1962 (load_pic, am33_load_pic): New.
1963 (mn10300_load_pic0, mn10300_load_pic1): New.
1965 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1966 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1967 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1968 (cc_flags_for_mode, cc_flags_for_code): New.
1969 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1970 overflow flag is not valid. Validate that the flags we need
1971 for the comparison are valid.
1972 (mn10300_output_cmp): Remove.
1973 (mn10300_output_add): New.
1974 (mn10300_select_cc_mode): Use cc_flags_for_code.
1975 (mn10300_split_cbranch): New.
1976 (mn10300_match_ccmode): New.
1977 (mn10300_split_and_operand_count): New.
1978 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1980 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1981 (addsi3): ... here. Use mn10300_output_add.
1982 (*addsi3_flags): New.
1983 (*am33_subsi3, *mn10300_subsi3): Merge...
1984 (subsi3): ... here. Use attribute isa.
1985 (*subsi3_flags): New.
1986 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1988 (*am33_andsi3, *mn10300_andsi3): Merge...
1990 (*andsi3_flags): New.
1991 (andsi3 splitters): New.
1992 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1994 (*iorsi3_flags): New.
1995 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1997 (*xorsi3_flags): New.
1998 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1999 (one_cmplsi2): ... here.
2000 (*one_cmplsi2_flags): New.
2001 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2002 instead of "dax" in constraints. Use mn10300_split_cbranch.
2003 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2004 use matching constraints to eliminate a self-comparison.
2005 (*integer_conditional_branch): Rename from integer_conditional_branch.
2006 Use int_mode_flags to match CC_REG.
2007 (*cbranchsi4_btst, *btstsi): New.
2008 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2009 mn10300_split_cbranch.
2010 (*am33_cmpsf): Rename from am33_cmpsf.
2011 (*float_conditional_branch): Rename from float_conditional_branch.
2012 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2013 (zero_extendqisi2): ... here.
2014 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2015 (zero_extendhisi2): ... here.
2016 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2017 (extendqisi2): ... here.
2018 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2019 (extendhisi2): ... here.
2020 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2021 (ashlsi3): ... here.
2022 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2023 (lshrsi3): ... here.
2024 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2025 (ashrsi3): ... here.
2026 (consecutive add peephole): Remove.
2027 * config/mn10300/predicates.md (label_ref_operand): New.
2028 (int_mode_flags): New.
2029 (CCZN_comparison_operator): New.
2031 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2032 (throughput_42_latency_43): New reservation.
2033 (mulsidi3, umulsidi3): New expanders.
2034 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2035 the MDR register to allocation; separately allocate the low and
2036 high parts of the DImode result.
2037 (umulsidi3_internal): Similarly.
2038 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2039 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2040 (udivsi3, umodsi3): Remove.
2041 (udivmodsi4, divmodsi4): New expanders.
2042 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2043 (*divmodsi4): Simiarly.
2044 (ext_internal): New.
2046 * config/mn10300/constraints.md ("z"): New constraint.
2047 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2048 (FIXED_REGISTERS): Don't fix MDR.
2049 (CALL_USED_REGSITERS): Reformat nicely.
2050 (REG_ALLOC_ORDER): Add MDR.
2051 (enum regclass): Add MDR_REGS.
2052 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2053 (IRA_COVER_CLASSES): Add MDR_REGS.
2054 (REGNO_REG_CLASS): Handle MDR_REG.
2055 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2056 (mn10300_register_move_cost): Likewise.
2057 * config/mn10300/mn10300.md (MDR_REG): New.
2058 (*movsi_internal): Handle moves to/from MDR_REGS.
2060 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2062 (mn10300_secondary_reload): Tidy combination reload classes.
2063 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2064 addresses for AM33. Allow symbolic offsets for reg+imm.
2065 (mn10300_regno_in_class_p): New.
2066 (mn10300_legitimize_reload_address): New.
2067 * config/mn10300/mn10300.h (enum reg_class): Remove
2068 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2069 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2071 (REG_CLASS_NAMES): Update to match.
2072 (REG_CLASS_CONTENTS): Likewise.
2073 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2074 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2075 (REGNO_IN_RANGE_P): Remove.
2076 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2077 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2078 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2079 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2080 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2081 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2082 (REGNO_GENERAL_P): New.
2083 (HAVE_POST_MODIFY_DISP): New.
2084 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2085 (LEGITIMIZE_RELOAD_ADDRESS): New.
2086 * config/mn10300/mn10300-protos.h: Update.
2088 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2089 DATA_REGS for AM33 stack-pointer destination.
2090 (mn10300_preferred_output_reload_class): Likewise.
2091 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2092 into a form appropriate for ...
2093 (TARGET_SECONDARY_RELOAD): New.
2094 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2095 * config/mn10300/mn10300-protos.h: Update.
2096 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2097 reload_insi; use the "A" constraint for the scratch; handle AM33
2098 moves of sp to non-address registers.
2100 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2101 (*movqi_internal): ... here.
2102 (*am33_movhi, *mn10300_movhi): Merge into...
2103 (*movhi_internal): ... here.
2104 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2105 as the source/destination of moves from/to SP.
2106 (movsf): Only allow for AM33-2.
2107 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2108 any integer constant constraint. Only allow for AM33-2. Tidy
2109 all of the alternative outputs.
2110 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2111 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2113 (udivsi3, umodsi3): New patterns for MN103 only.
2115 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2117 * doc/tm.texi.in: Spell out that a lack of register class unions
2119 * doc/tm.texi: Regenerate.
2121 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2123 PR rtl-optimization/47337
2124 * dce.c (check_argument_store): New function.
2125 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2127 PR tree-optimization/47290
2128 * tree-eh.c (infinite_empty_loop_p): New function.
2129 (cleanup_empty_eh): Use it.
2131 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2134 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2135 (a64_expand_widen_sum): Ditto.
2136 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2137 (vec_extract_evenodd_help): Ditto.
2138 (vec_extract_evenv4hi): Ditto.
2139 (vec_extract_oddv4hi): Ditto.
2140 (vec_extract_evenv2si): Ditto.
2141 (vec_extract_oddv2si): Ditto.
2142 (vec_extract_evenv2sf): Ditto.
2143 (vec_extract_oddv2sf): Ditto.
2144 (vec_pack_trunc_v4hi: Ditto.
2145 (vec_pack_trunc_v2si): Ditto.
2146 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2147 (vec_interleave_highv8qi): Ditto.
2149 (vec_extract_oddv8qi): Ditto.
2150 (vec_interleave_lowv4hi): Ditto.
2151 (vec_interleave_highv4hi): Ditto.
2152 (vec_interleave_lowv2si): Ditto.
2153 (vec_interleave_highv2si): Ditto.
2155 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2158 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2159 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2160 (pa_c_mode_for_suffix): New.
2161 (TARGET_EXPAND_BUILTIN): Define.
2162 (TARGET_C_MODE_FOR_SUFFIX): Define.
2163 (pa_builtins): Define.
2164 (pa_init_builtins): Register __float128 type and init new support
2166 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2167 * config/pa/quadlib.c (_U_Qfcopysign): New.
2169 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2172 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2173 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2176 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2178 PR tree-optimization/47179
2179 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2180 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2182 2011-01-18 Richard Guenther <rguenther@suse.de>
2184 PR rtl-optimization/47216
2185 * emit-rtl.c: Include tree-flow.h.
2186 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2187 of replicating it with different semantics.
2188 * Makefile.in (emit-rtl.o): Adjust.
2190 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2192 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2193 (cortex_a9_dp): Handle neon types correctly.
2195 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2197 PR rtl-optimization/47299
2198 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2199 subtarget. Use normal multiplication if both operands are constants.
2200 * expmed.c (expand_widening_mult): Don't try to optimize constant
2201 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2204 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2206 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2207 spacing after 'e.g.', typos, comma, hyphenation.
2209 2011-01-17 Richard Henderson <rth@redhat.com>
2211 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2212 (rx_restricted_mem_operand): New.
2213 (rx_shift_operand): Use register_operand.
2214 (rx_source_operand, rx_compare_operand): Likewise.
2215 * config/rx/rx.md (addsi3_flags): New expander.
2216 (adddi3): Rewrite as expander.
2217 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2218 (subsi3_flags): New expander.
2219 (subdi3): Rewrite as expander.
2220 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2222 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2223 (rx_init_builtins): Remove sat builtin.
2224 (rx_expand_builtin): Likewise.
2225 * config/rx/rx.md (ssaddsi3): New.
2226 (*sat): Rename from sat. Represent the CC_REG input.
2228 * config/rx/predicates.md (rshift_operator): New.
2229 * config/rx/rx.c (rx_expand_insv): Remove.
2230 * config/rx/rx-protos.h: Update.
2231 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2232 operand to the canonical position.
2233 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2234 (*bitclr, *bitclr_in_memory): Similarly.
2235 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2236 (insv): Retain the zero_extract in the expansion.
2238 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2239 (bswaphi2, bitinvert, revw): Likewise.
2241 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2242 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2243 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2244 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2245 (bitset, bitset_in_memory): Likewise.
2246 (bitinvert, bitinvert_in_memory): Likewise.
2247 (bitclr, bitclr_in_memory): Likewise.
2248 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2249 (rx_strend, rx_cmpstrn): Likewise.
2250 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2251 (bitop peep2 patterns): Remove.
2253 * config/rx/rx.c (rx_match_ccmode): New.
2254 * config/rx/rx-protos.h: Update.
2255 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2256 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2257 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2258 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2259 (fix_truncsfsi2, floatsisf2): Likewise.
2260 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2261 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2262 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2263 (*subsi3_flags, *xorsi3_flags): New.
2265 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2267 * config/rx/rx.c (rx_print_operand): Remove workaround for
2268 unsplit comparison operations.
2270 * config/rx/rx.md (movsicc): Split after reload.
2271 (*movsicc): Merge *movsieq and *movsine via match_operator.
2272 (*stcc): New pattern.
2274 * config/rx/rx.c (rx_float_compare_mode): Remove.
2275 * config/rx/rx.h (rx_float_compare_mode): Remove.
2276 * config/rx/rx.md (cstoresi4): Split after reload.
2277 (*sccc): New pattern.
2279 * config/rx/predicates.md (label_ref_operand): New.
2280 (rx_z_comparison_operator): New.
2281 (rx_zs_comparison_operator): New.
2282 (rx_fp_comparison_operator): New.
2283 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2284 Validate that the flags are set properly for the comparison.
2285 (rx_gen_cond_branch_template): Remove.
2286 (rx_cc_modes_compatible): Remove.
2287 (mode_from_flags): New.
2288 (flags_from_code): Rename from flags_needed_for_conditional.
2289 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2290 (rx_select_cc_mode): Likewise.
2291 (rx_split_fp_compare): New.
2292 (rx_split_cbranch): New.
2293 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2294 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2295 (*cbranchsf4): Similarly.
2296 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2297 match_operator and rx_split_cbranch.
2298 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2299 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2300 (*cmpsi): Rename from cmpsi.
2301 (*tstsi): Rename from tstsi.
2302 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2303 (*conditional_branch): Rename from conditional_branch.
2304 (*reveresed_conditional_branch): Remove.
2305 (b<code>): Remove expander.
2306 * config/rx/rx-protos.h: Update.
2308 * config/rx/rx.c (rx_compare_redundant): Remove.
2309 * config/rx/rx.md (cmpsi): Don't use it.
2310 * config/rx/rx-protos.h: Update.
2312 * config/rx/rx-modes.def (CC_F): New mode.
2313 * config/rx/rx.c (rx_select_cc_mode): New.
2314 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2315 * config/rx/rx-protos.h: Update.
2317 2011-01-17 Richard Henderson <rth@redhat.com>
2319 * except.c (dump_eh_tree): Fix stray ; after for statement.
2321 2011-01-17 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/47313
2324 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2325 handling before copying the body. Properly deal with
2326 by-reference result in SSA form.
2328 2011-01-17 Ian Lance Taylor <iant@google.com>
2331 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2332 (struct_value_alias_set): Don't define.
2333 (sparc_option_override): Don't set sparc_sr_alias_set and
2334 struct_value_alias_set.
2335 (save_or_restore_regs): Use gen_frame_mem rather than calling
2337 (sparc_struct_value_rtx): Likewise.
2339 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2344 (_mm_maskstore_pd): Likewise.
2345 (_mm_maskload_ps): Likewise.
2346 (_mm_maskstore_ps): Likewise.
2347 (_mm256_maskload_pd): Change mask to __m256i.
2348 (_mm256_maskstore_pd): Likewise.
2349 (_mm256_maskload_ps): Likewise.
2350 (_mm256_maskstore_ps): Likewise.
2352 * config/i386/i386-builtin-types.def: Updated.
2353 (ix86_expand_special_args_builtin): Likewise.
2355 * config/i386/i386.c (bdesc_special_args): Update
2356 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2357 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2358 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2359 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2361 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2362 Use <avxpermvecmode> on mask register.
2363 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2365 2011-01-17 Olivier Hainque <hainque@adacore.com>
2366 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2367 Eric Botcazou <ebotcazou@adacore.com>
2370 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2371 if <= USHRT_MAX in 32-bit mode.
2373 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2375 * doc/install.texi (Configuration, Specific): Wrap long
2376 lines in examples. Allow line wrapping in long options
2377 and URLs where beneficial for PDF output.
2379 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2381 * config/mips/mips.c (mips_classify_symbol): Don't return
2382 SYMBOL_PC_RELATIVE for nonlocal labels.
2384 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2386 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2388 2011-01-15 Jan Hubicka <jh@suse.cz>
2390 PR tree-optimization/47276
2391 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2392 declarations as needed.
2394 2011-01-15 Martin Jambor <mjambor@suse.cz>
2396 * common.opt (fdevirtualize): New flag.
2397 * doc/invoke.texi (Option Summary): Document it.
2398 * opts.c (default_options_table): Add devirtualize flag.
2399 * ipa-prop.c (detect_type_change): Return immediately if
2400 devirtualize flag is not set.
2401 (detect_type_change_ssa): Likewise.
2402 (compute_known_type_jump_func): Likewise.
2403 (ipa_analyze_virtual_call_uses): Likewise.
2405 2011-01-14 Martin Jambor <mjambor@suse.cz>
2407 PR tree-optimization/45934
2408 PR tree-optimization/46302
2409 * ipa-prop.c (type_change_info): New type.
2410 (stmt_may_be_vtbl_ptr_store): New function.
2411 (check_stmt_for_type_change): Likewise.
2412 (detect_type_change): Likewise.
2413 (detect_type_change_ssa): Likewise.
2414 (compute_complex_assign_jump_func): Check for dynamic type change.
2415 (compute_complex_ancestor_jump_func): Likewise.
2416 (compute_known_type_jump_func): Likewise.
2417 (compute_scalar_jump_functions): Likewise.
2418 (ipa_analyze_virtual_call_uses): Likewise.
2419 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2421 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2423 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2424 * config/i386/i386.opt (msse5): New Alias.
2426 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2428 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2429 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2430 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2431 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2433 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2435 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2437 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2438 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2439 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2440 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2442 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2444 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2446 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2448 2011-01-14 Mike Stump <mikestump@comcast.net>
2450 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2451 * config/fr30/fr30.md: Likweise
2452 (movsi_push): Likewise.
2453 (movsi_pop): Likewise.
2454 (enter_func): Likewise.
2455 * config/moxie/moxie.md (movsi_push): Likewise.
2456 (movsi_pop): Likewise.
2458 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2460 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2461 %{no_archive} %{exact_version}.
2462 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2463 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2464 %{no_archive} %{exact_version}.
2465 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2466 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2467 * config/mips/vxworks.h: Likewise.
2469 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2471 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2473 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2475 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2476 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2478 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2480 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2483 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2485 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2487 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2488 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2490 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2491 Don't handle -shlib.
2493 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2495 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2496 (CC1_SPEC): Don't handle -profile.
2498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2500 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2501 * config/mips/mips.h (CC1_SPEC): Likewise.
2503 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2505 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2506 * config/mips/mips.h (CC1_SPEC): Likewise.
2508 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2510 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2511 * config/m32r/linux.h (LINK_SPEC): Likewise.
2512 * config/mips/linux.h (LINK_SPEC): Likewise.
2513 * config/mips/linux64.h (LINK_SPEC): Likewise.
2514 * config/sparc/linux.h (LINK_SPEC): Likewise.
2515 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2516 LINK_SPEC): Likewise.
2517 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2519 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2521 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2523 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2525 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2527 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2528 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2530 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2532 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2534 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2536 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2537 supports -Bstatic/-Bdynamic.
2538 * configure: Regenerate.
2540 2011-01-14 Jan Hubicka <jh@suse.cz>
2541 Jack Howarth <howarth@bromo.med.uc.edu>
2544 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2545 when checking debug_info_level. Test write_symbols instead of
2546 debug_hooks->var_location when setting flag_var_tracking_uninit.
2548 2011-01-14 Richard Guenther <rguenther@suse.de>
2550 PR tree-optimization/47179
2551 * target.def (ref_may_alias_errno): New target hook.
2552 * targhooks.h (default_ref_may_alias_errno): Declare.
2553 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2554 (default_ref_may_alias_errno): New function.
2555 * target.h (struct ao_ref_s): Declare.
2556 * tree-ssa-alias.c: Include target.h.
2557 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2558 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2559 (targhooks.o): Likewise.
2560 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2561 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2563 2011-01-14 Richard Guenther <rguenther@suse.de>
2565 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2567 2011-01-14 Richard Guenther <rguenther@suse.de>
2569 PR tree-optimization/47280
2570 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2572 (tree_ssa_forward_propagate_single_use_vars): Deal with
2573 CFG changes from associate_plusminus.
2575 2011-01-14 Richard Guenther <rguenther@suse.de>
2579 2011-01-11 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/46076
2582 * tree-ssa.c (useless_type_conversion_p): Conversions from
2583 unprototyped to empty argument list function types are useless.
2585 2011-01-14 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/47286
2588 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2590 2011-01-14 Martin Jambor <mjambor@suse.cz>
2593 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2595 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2597 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2598 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2599 * config/xtensa/xtensa.c (xtensa_libcall_value,
2600 xtensa_function_value_regno_p): New functions.
2601 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2603 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2606 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2608 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2609 New function prototype.
2610 * config/i386/winnt.c (i386_pe_assemble_visibility):
2611 Warn only if attribute was specified by user.
2613 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2616 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2618 (floatunsdidf2_fcfidu): Ditto.
2620 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2622 * config/s390/s390.c (print_operand_address): Replace 'error' with
2623 'output_operand_lossage'.
2624 (print_operand): Likewise.
2626 2011-01-13 Jeff Law <law@redhat.com>
2628 PR rtl-optimization/39077
2629 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2630 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2631 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2632 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2633 * gcse.c (prune_insertions_deletions): New function.
2634 (compute_pre_data): Use it.
2636 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2639 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2641 (prune_unused_types_mark): Use it.
2643 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2645 PR rtl-optimization/45352
2646 * sel-sched.c: Update copyright years.
2647 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2648 in the advancing loop when we have issued issue_rate insns.
2650 2011-01-12 Richard Henderson <rth@redhat.com>
2652 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2653 (TARGET_MD_ASM_CLOBBERS): New.
2655 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2656 (TARGET_DELEGITIMIZE_ADDRESS): New.
2658 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2659 (clzsi2, *bsch): New patterns.
2661 * config/mn10300/mn10300.md (INT): New mode iterator.
2662 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2664 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2665 flag_split_wide_types.
2667 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2668 (mn10300_trampoline_init): Rewrite without a template, an immediate
2669 load and a direct branch.
2670 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2672 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2674 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2675 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2676 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2677 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2679 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2682 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2685 2011-01-12 Jan Hubicka <jh@suse.cz>
2688 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2689 (PLUGIN_COND_CLOSE): New macro.
2690 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2692 2011-01-12 Richard Guenther <rguenther@suse.de>
2695 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2696 register variables in a MEM_REF.
2698 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2700 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2701 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2702 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2703 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2704 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2705 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2706 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2707 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2708 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2709 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2710 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2711 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2712 * config/gnu-user.h: New. Copied from linux.h.
2713 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2714 GNU_USER_TARGET_STARTFILE_SPEC.
2715 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2716 GNU_USER_TARGET_ENDFILE_SPEC.
2717 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2718 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2719 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2720 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2721 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2722 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2723 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2724 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2725 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2726 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2727 * config/arm/linux-eabi.h (CC1_SPEC): Use
2728 GNU_USER_TARGET_CC1_SPEC.
2729 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2730 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2731 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2732 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2733 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2734 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2735 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2736 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2738 2011-01-12 Richard Guenther <rguenther@suse.de>
2741 * doc/invoke.texi (ffast-math): Document it is turned on
2744 2011-01-12 Jan Hubicka <jh@suse.cz>
2746 PR tree-optimization/47233
2747 * opts.c (common_handle_option): Disable ipa-reference with profile
2750 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2752 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2755 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2757 * c-parser.c (c_lex_one_token): Updated and reindented some
2758 comments. No changes in code.
2760 2011-01-11 Ian Lance Taylor <iant@google.com>
2762 * godump.c (go_output_var): Don't output the variable if there is
2763 already a type with the same name.
2765 2011-01-11 Ian Lance Taylor <iant@google.com>
2767 * godump.c (go_format_type): Don't generate float80.
2769 2011-01-11 Richard Henderson <rth@redhat.com>
2771 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2772 declaration. Rewrite for both speed and size.
2773 (mn10300_address_cost_1): Remove.
2774 (mn10300_register_move_cost): New.
2775 (mn10300_memory_move_cost): New.
2776 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2777 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2778 extensions, shifts, BSWAP, CLZ.
2779 (mn10300_wide_const_load_uses_clr): Remove.
2780 (TARGET_REGISTER_MOVE_COST): New.
2781 (TARGET_MEMORY_MOVE_COST): New.
2782 * config/mn10300/mn10300-protos.h: Update.
2783 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2785 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2786 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2787 * config/mn10300/mn10300-protos.h: Update.
2788 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2789 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2790 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2791 (*test_int_bitfield, *test_byte_bitfield): Remove.
2792 (*bit_test, *subreg_bit_test): Remove.
2793 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2795 * config/mn10300/constraints.md ("c"): Rename from "A".
2796 ("A", "D"): New constraint letters.
2797 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2798 (fmssf4, fnmasf4, fnmssf4): Likewise.
2800 * config/mn10300/mn10300.md (isa): New attribute.
2801 (enabled): New attribute.
2803 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2804 (abssf2, negsf2): Define only for hardware fp.
2805 (sqrtsf2): Reformat.
2806 (addsf3, subsf3, mulsf3): Merge expander and insn.
2808 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2809 (DEBUGGER_AUTO_OFFSET): Remove.
2810 (DEBUGGER_ARG_OFFSET): Remove.
2812 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2813 Emit register stores with the same offsets as the hardware.
2814 (mn10300_store_multiple_operation): Don't check that the register
2815 save offsets are monotonic.
2816 * config/mn10300/mn10300-protos.h: Update.
2818 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2820 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2821 in terms of the value on the stack, not the MDR register.
2823 2011-01-11 Jan Hubicka <jh@suse.cz>
2827 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2828 (symbol_alias_set_destroy, symbol_alias_set_contains,
2829 propagate_aliases_backward): Declare.
2830 * lto-streamer-out.c (struct sets): New sturcture.
2831 (trivally_defined_alias): New function.
2832 (output_alias_pair_p): Rewrite.
2833 (output_unreferenced_globals): Fix output of alias pairs.
2834 (produce_symtab): Likewise.
2835 * ipa.c (function_and_variable_visibility): Set weak alias destination
2837 * varasm.c (symbol_alias_set_t): Remove.
2838 (symbol_alias_set_destroy): Export.
2839 (propagate_aliases_forward, propagate_aliases_backward): New functions
2841 (compute_visible_aliases): ... this one; remove.
2842 (trivially_visible_alias): New
2843 (trivially_defined_alias): New.
2844 (remove_unreachable_alias_pairs): Rewrite.
2845 (finish_aliases_1): Reorganize code checking if alias is defined.
2846 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2849 2011-01-11 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/46076
2852 * tree-ssa.c (useless_type_conversion_p): Conversions from
2853 unprototyped to empty argument list function types are useless.
2855 2011-01-11 Richard Guenther <rguenther@suse.de>
2858 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2859 volatile MEMs as MEM_READONLY_P.
2861 2011-01-11 Richard Guenther <rguenther@suse.de>
2863 PR tree-optimization/47239
2864 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2866 2011-01-11 Jeff Law <law@redhat.com>
2868 PR tree-optimization/47086
2869 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2870 IVs from statements that might throw.
2872 2011-01-10 Jan Hubicka <jh@suse.cz>
2875 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2877 2011-01-10 Jan Hubicka <jh@suse.cz>
2880 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2881 when correcting profile.
2883 2011-01-10 Jan Hubicka <jh@suse.cz>
2886 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2888 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2889 Restore DECL_FINI_PRIORITY.
2891 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2893 * doc/gimple.texi: Fix quoting of multi-word return values in
2894 @deftypefn statements. Ensure presence of return value. Wrap
2895 overlong @deftypefn lines.
2896 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2897 descriptions of removed functions.
2898 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2899 of multi-word return value in @deftypefn statement.
2901 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2903 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2904 (Conditional Expressions, Logical Operators)
2905 (Statement and operand traversals): Do not indent smallexample
2906 code. Fix duplicate function argument in example.
2908 2011-01-10 Jeff Law <law@redhat.com>
2910 PR tree-optimization/47141
2911 * ipa-split.c (split_function): Handle case where we are
2912 returning a value and the return block has a virtual operand phi.
2914 2011-01-10 Jan Hubicka <jh@suse.cz>
2916 PR tree-optimization/47234
2917 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2918 (pass_feedback_split_functions): Declare.
2919 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2921 * ipa-split.c (gate_split_functions): Update comments; disable
2922 split-functions for profile_arc_flag and branch_probabilities.
2923 (gate_feedback_split_functions): New function.
2924 (execute_feedback_split_functions): New function.
2925 (pass_feedback_split_functions): New global var.
2927 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2930 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2931 calling gimple_call_set_cannot_inline.
2933 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2935 * config/darwin-sections.def: Remove unused section.
2937 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2940 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2942 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2945 * c-parser.c (c_parser_declaration_or_fndef): Improved
2948 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2950 * config/i386/winnt.c (i386_pe_start_function): Make sure
2951 to switch back to function's section.
2953 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2957 * plugin.c: Move include of dlfcn.h from here...
2958 * system.h: ... to here.
2960 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2962 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2964 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2965 two extra empty pages in PDF output.
2967 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2970 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2971 for error recovery purposes behave as if it was not specified so
2972 that the default type is usd.
2974 2011-01-07 Jan Hubicka <jh@suse.cz>
2976 PR tree-optmization/46469
2977 * ipa.c (function_and_variable_visibility): Clear needed flags on
2978 nodes with external decls; handle weakrefs merging correctly.
2980 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2982 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2985 2011-01-07 Jan Hubicka <jh@suse.cz>
2987 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2988 and no longer claim that gold is required for linker plugin.
2989 * configure: Regenerate.
2990 * gcc.c (PLUGIN_COND): New macro.
2991 (LINK_COMMAND_SPEC): Use it.
2992 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2993 * config.in (HAVE_LTO_PLUGIN): New.
2994 * configure.ac (--with-lto-plugin): New parameter; autodetect
2997 2011-01-07 Jan Hubicka <jh@suse.cz>
2999 PR tree-optimization/46367
3000 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3001 when we can update original.
3002 (cgraph_mark_inline_edge): Sanity check.
3003 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3005 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3007 * config/spu/spu.h (ASM_COMMENT_START): Define.
3009 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3013 (SWITCH_KEEP_FOR_GCC): Likewise.
3014 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3015 (do_spec_1): Handle "%>".
3017 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3019 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3022 * config/i386/i386.c (ix86_delegitimize_address): If
3023 simplify_gen_subreg fails, return orig_x.
3026 * value-prof.c (gimple_stringop_fixed_value): Handle
3027 lhs of the call properly.
3029 2011-01-07 Jan Hubicka <jh@suse.cz>
3032 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3034 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3036 * target.def (function_switched_text_sections): New hook.
3037 * doc/tm.texi: Regenerated.
3038 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3039 * final.c (default_function_switched_text_sections): New.
3040 (final_scan_insn): Call function_switched_text_sections when a
3041 mid-function section change occurs.
3042 * output.h (default_function_switched_text_sections): Declare.
3043 * config/darwin-protos.h (darwin_function_switched_text_sections):
3045 * config/darwin.c (darwin_function_switched_text_sections): New.
3046 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3048 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3050 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3051 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3052 the secondary code fragment when outputting for DWARF == 2.
3054 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3056 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3057 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3059 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3060 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3062 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3065 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3066 when it is not empty.
3068 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3071 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3072 (case ${target}): Add btver1.
3073 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3074 -march=native recognize btver1 processors.
3075 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3076 btver1 def_and_undef
3077 * config/i386/i386.c (struct processor_costs btver1_cost): New
3079 (m_BTVER1): New definition.
3080 (m_AMD_MULTIPLE): Includes m_BTVER1.
3081 (initial_ix86_tune_features): Add btver1 tune.
3082 (processor_target_table): Add btver1 entry.
3083 (static const char *const cpu_names): Add btver1 entry.
3084 (software_prefetching_beneficial_p): Add btver1.
3085 (ix86_option_override_internal): Add btver1 instruction sets.
3086 (ix86_issue_rate): Add btver1.
3087 (ix86_adjust_cost): Add btver1.
3088 * config/i386/i386.h (TARGET_BTVER1): New definition.
3089 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3090 (enum processor_type): Add PROCESSOR_BTVER1.
3091 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3093 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * config/i386/i386.c (legitimize_tls_address)
3097 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3098 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3099 (tls_initial_exec_64_sun): New pattern.
3101 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3103 * doc/invoke.texi (Overall Options): Improve wording and markup
3104 of the description of -wrapper.
3106 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3108 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3109 rdynamic, threads): New Driver options.
3111 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3114 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3115 if coming from .tdata.
3116 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3118 2011-01-06 Jan Hubicka <jh@suse.cz>
3121 * collect2.c (main): Do not enable LTOmode when plugin is active.
3123 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3126 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3127 --version output if supported.
3128 * configure: Regenerate.
3130 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3132 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3135 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3138 * c-convert.c (convert): When converting a complex expression
3139 other than COMPLEX_EXPR to a different complex type, ensure
3140 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3141 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3142 when converting COMPLEX_TYPE.
3144 2011-01-06 Ira Rosen <irar@il.ibm.com>
3146 PR tree-optimization/47139
3147 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3148 only the last reduction value is used outside the loop. Update
3151 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3153 * config/rtems.opt: New.
3154 * config.gcc (*-*-rtems*): Use rtems.opt.
3156 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3158 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3159 processors do not support 3DNow instructions.
3161 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3163 * config/spu/spu.c (spu_option_override): Set parameter
3164 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3166 2011-01-05 Jan Hubicka <jh@suse.cz>
3168 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3169 at the command line.
3171 2011-01-05 Martin Jambor <mjambor@suse.cz>
3174 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3175 deltas on streamed outgoing edges.
3176 (output_node_opt_summary): Output info for outgoing edges only when
3177 the node is in new parameter set.
3178 (output_cgraph_opt_summary): New parameter set, passed to the two
3179 aforementioned functions. Update its forward declaration and its
3182 2011-01-05 Tom Tromey <tromey@redhat.com>
3184 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3185 operator to c_finish_omp_atomic.
3186 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3187 (build_unary_op): Update.
3188 (build_modify_expr): Update.
3189 (build_asm_expr): Update.
3191 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3193 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3194 newly inserted insns.
3196 (spu_emit_branch_hint): Likewise.
3197 (insert_hbrp_for_ilb_runout): Likewise.
3198 (spu_machine_dependent_reorg): Call df_finish_pass after
3199 schedule_insns returns.
3201 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3203 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3205 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3207 PR tree-optimization/47005
3208 * tree-sra.c (struct access): Add 'non_addressable' bit.
3209 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3210 (decide_one_param_reduction): Return 0 if the parameter is passed by
3211 reference and one of the accesses in the group is non_addressable.
3213 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3215 PR tree-optimization/47056
3216 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3217 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3218 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3220 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3222 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3223 initializer. Skip view conversions from aggregate types.
3225 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3228 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3230 2011-01-04 Philipp Thomas <pth@suse.de>
3232 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3235 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3237 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3238 on empty epilogue sequences.
3240 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3242 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3243 non-static): New Driver options.
3245 2011-01-04 Jie Zhang <jie@codesourcery.com>
3248 * gcc.c (default_compilers[]): Set combinable field to 0
3249 for all assembly languages.
3251 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3253 * config/mips/loongson3a.md: New file.
3254 * config/mips/mips.md: Include loongson3a.md.
3255 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3258 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3261 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3262 instead of convert_memory_address_addr_space on the base expression.
3264 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3266 * config/spu/spu.c (spu_option_override): Update error text
3267 for bad -march= / -mtune= values.
3269 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3271 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3272 if branch-hint optimization will be performed.
3274 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3276 PR tree-optimization/47148
3277 * ipa-split.c (split_function): Convert arguments to
3278 DECL_ARG_TYPE if possible.
3280 PR tree-optimization/47155
3281 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3284 PR rtl-optimization/47157
3285 * combine.c (try_combine): If undobuf.other_insn becomes
3286 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3287 and set *new_direct_jump_p too.
3289 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3291 PR tree-optimization/47021
3292 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3294 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3296 * gcc.c (process_command): Update copyright notice dates.
3297 * gcov.c (print_version): Likewise.
3298 * gcov-dump.c (print_version): Likewise.
3299 * mips-tfile.c (main): Likewise.
3300 * mips-tdump.c (main): Likewise.
3302 2011-01-03 Martin Jambor <mjambor@suse.cz>
3304 PR tree-optimization/46801
3305 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3306 aggregate fields start at byte boundary instead of the bit-field flag.
3308 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3311 * gcc.c (main): Revert revision 168407.
3313 2011-01-03 Martin Jambor <mjambor@suse.cz>
3315 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3317 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3319 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3320 vector optab to expand vector/scalar shift, update gimple to vector.
3322 2011-01-03 Martin Jambor <mjambor@suse.cz>
3324 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3327 2011-01-03 Martin Jambor <mjambor@suse.cz>
3329 PR tree-optimization/46984
3330 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3332 (cgraph_create_indirect_edge): Fixed line length.
3333 (cgraph_indirect_call_info): Declare.
3334 (cgraph_make_edge_direct) Update declaration.
3335 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3336 (cgraph_create_indirect_edge): Use it.
3337 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3339 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3340 the new thunk_delta representation.
3341 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3343 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3344 (ipa_read_indirect_edge_info): Likewise.
3345 * lto-cgraph.c (output_edge_opt_summary): New function.
3346 (output_node_opt_summary): Call it on all outgoing edges.
3347 (input_edge_opt_summary): New function.
3348 (input_node_opt_summary): Call it on all outgoing edges.
3350 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3353 * gcc.c (main): Don't check have_o when settting combine_inputs.
3355 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3357 * regrename.c: Add general comment describing the pass.
3358 (struct du_head): Remove 'length' field.
3359 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3360 (regrename_optimize): Do not sort chains. Rework comments, add others.
3361 Force renaming to the preferred class (if any) in the first pass and do
3362 not consider registers that belong to it in the second pass.
3363 (create_new_chain): Do not set 'length' field.
3364 (scan_rtx_reg): Likewise.
3366 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3368 PR tree-optimization/47140
3369 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3370 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3373 PR rtl-optimization/47028
3374 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3375 parm_birth_insn instead of at the beginning of first bb.
3377 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3379 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3380 Remove the word "see" before "@pxref".
3381 * doc/rtl.texi: Remove the word "see" before "@pxref".
3383 2011-01-01 Jan Hubicka <jh@suse.cz>
3385 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3388 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3391 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3394 Copyright (C) 2011 Free Software Foundation, Inc.
3396 Copying and distribution of this file, with or without modification,
3397 are permitted in any medium without royalty provided the copyright
3398 notice and this notice are preserved.