1 2011-02-14 Andriy Gapon <avg@freebsd.org>
4 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
6 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * configure: Regenerate.
10 2011-02-12 Joseph Myers <joseph@codesourcery.com>
13 * gcc.c (asm_options): Correct spec matching --target-help.
15 2011-02-12 Martin Jambor <mjambor@suse.cz>
17 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
20 2011-02-12 Mike Stump <mikestump@comcast.net>
22 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
23 comments in backslash regions.
25 2011-02-12 Mike Stump <mikestump@comcast.net>
26 Jakub Jelinek <jakub@redhat.com>
27 Iain Sandoe <iains@gcc.gnu.org>
30 * dwarf2out.c (output_cfa_loc): When required, apply the
31 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
32 (output_loc_sequence): Likewise.
33 (output_loc_operands_raw): Likewise.
34 (output_loc_sequence_raw): Likewise.
35 (output_cfa_loc): Likewise.
36 (output_loc_list): Suppress register number adjustment when
37 calling output_loc_sequence()
38 (output_die): Likewise.
40 2011-02-12 Anatoly Sokolov <aesok@post.ru>
42 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
44 * config/xtensa/xtensa.c (xtensa_register_move_cost,
45 xtensa_memory_move_cost): New functions.
46 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
48 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
51 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
52 in the current directory.
55 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
57 * config/darwin.c (darwin_override_options): Add a hunk missed
58 from the commit of r168571. Trim comment line lengths and
59 correct indents of the preceding block.
61 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
63 * gcc.c (driver_handle_option): Concatenate the argument to -F with
66 2011-02-11 Joseph Myers <joseph@codesourcery.com>
68 * common.opt (nostartfiles): New Driver option.
70 2011-02-11 Xinliang David Li <davidxl@google.com>
72 PR tree-optimization/47707
73 * tree-chrec.c (convert_affine_scev): Keep type precision.
75 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
77 PR tree-optimization/47420
78 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
80 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
82 PR rtl-optimization/47614
83 * rtl.h (check_for_inc_dec): Declare.
84 * dse.c (check_for_inc_dec): Externalize...
85 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
86 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
88 2011-02-11 Joseph Myers <joseph@codesourcery.com>
91 * gcc.c (main): Do not compile inputs if there were errors in
93 * opts-common.c (read_cmdline_option): Check for wrong language
94 after other error checks.
96 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
98 * cgraph.c: Fix comment typos.
100 * cgraphunit.c: Likewise.
101 * ipa-cp.c: Likewise.
102 * ipa-inline.c: Likewise.
103 * ipa-prop.c: Likewise.
104 * ipa-pure-const.c: Likewise.
105 * ipa-ref.c: Likewise.
106 * ipa-reference.c: Likewise.
108 2011-02-11 Jakub Jelinek <jakub@redhat.com>
111 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
113 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * doc/sourcebuild.texi (Require Support): Document
117 dg-require-ascii-locale.
119 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
121 * doc/lto.texi (Write summary): Fix missing parentheses.
123 2011-02-10 DJ Delorie <dj@redhat.com>
125 * config/m32c/m32c.c (m32c_option_override): Disable
126 -fcombine-stack-adjustments until flag value tracking and compare
127 optimization can be rewritten.
129 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
131 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
133 (PROCESSOR_DEFAULT64): Likewise.
135 2011-02-10 Richard Henderson <rth@redhat.com>
137 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
138 change from 2011-02-03.
139 * config/rx/rx.c (flags_from_code): Likewise.
140 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
141 is valid, n/pz otherwise.
142 (rx_select_cc_mode): Return CCmode if Y is not zero.
144 2011-02-10 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
148 2011-02-10 Richard Guenther <rguenther@suse.de>
150 PR tree-optimization/47677
151 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
153 2011-02-10 Jakub Jelinek <jakub@redhat.com>
156 * combine.c (make_compound_operation): Only change shifts into
157 multiplication for SCALAR_INT_MODE_P.
159 2011-02-10 Jie Zhang <jie@codesourcery.com>
163 2011-02-05 Jie Zhang <jie@codesourcery.com>
165 * web.c (entry_register): Don't clobber the number of the
166 first uninitialized reference in used[].
168 2011-02-09 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/47664
171 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
174 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
178 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
180 (PROCESSOR_DEFAULT64): Same.
181 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
183 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
185 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
187 2011-02-09 Martin Jambor <mjambor@suse.cz>
190 * tree-sra.c (struct access): New flags grp_scalar_read and
191 grp_scalar_write. Changed description of assignment read and write
193 (dump_access): Dump new flags, reorder all of them.
194 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
195 to detect multiple scalar reads.
196 (analyze_access_subtree): Use the new scalar read write flags instead
197 of the old flags. Adjusted comments.
199 2011-02-08 DJ Delorie <dj@redhat.com>
202 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
205 2011-02-08 Joseph Myers <joseph@codesourcery.com>
207 * config/m68k/uclinux.opt: New.
208 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
210 2011-02-08 Joseph Myers <joseph@codesourcery.com>
212 * config/cris/elf.opt (sim): New Driver option.
214 2011-02-08 Joseph Myers <joseph@codesourcery.com>
216 * config/xtensa/elf.opt: New.
217 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
219 2011-02-08 Joseph Myers <joseph@codesourcery.com>
221 * config/vax/elf.opt: New.
222 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
224 2011-02-08 Joseph Myers <joseph@codesourcery.com>
226 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
228 2011-02-08 Joseph Myers <joseph@codesourcery.com>
230 * config/gnu-user.opt: New.
231 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
232 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
233 *-*-uclinux*): Use gnu-user.opt.
235 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
237 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
238 * config/i386/gnu.h (CPP_SPEC): Likewise.
240 2011-02-08 Ian Lance Taylor <iant@google.com>
242 * common.opt (fcx-limited-range): Add SetByCombined flag.
243 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
244 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
245 (fassociative-math, freciprocal-math): Likewise.
246 (funsafe-math-optimizations): Likewise.
247 * opth-gen.awk: Handle SetByCombined.
248 * optc-gen.awk: Likewise.
249 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
250 (set_unsafe_math_optimizations_flags): Likewise.
251 * doc/options.texi (Option properties): Document SetByCombined.
253 2011-02-08 Joseph Myers <joseph@codesourcery.com>
255 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
256 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
257 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
258 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
259 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
261 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
263 PR tree-optimization/46834
264 PR tree-optimization/46994
265 PR tree-optimization/46995
266 * graphite-sese-to-poly.c (used_outside_reduction): New.
267 (detect_commutative_reduction): Call used_outside_reduction.
268 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
269 translate_scalar_reduction_to_array only when at least one
270 loop-phi/close-phi tuple has been detected.
272 2011-02-08 Richard Guenther <rguenther@suse.de>
275 * tree-vect-generic.c (expand_vector_operations_1): Update
277 (expand_vector_operations): ... not here. Cleanup EH info
278 and the CFG if required.
280 2011-02-08 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/47641
283 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
284 require type compatibility.
286 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
288 * gimple-low.c (lower_function_body): Don't remove the location of
289 the return statement here.
290 (lower_gimple_return): Do it here instead but only if the return
291 statement is actually used twice.
293 2011-02-08 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/47632
296 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
297 unused up_to_stmt parameter, return whether cfg-cleanup is
298 necessary, remove EH info properly.
299 (forward_propagate_into_gimple_cond): Adjust caller.
300 (forward_propagate_into_cond): Likewise.
301 (forward_propagate_comparison): Likewise.
302 (tree_ssa_forward_propagate_single_use_vars): Make
303 forward_propagate_comparison case similar to the two others.
305 2011-02-08 Nick Clifton <nickc@redhat.com>
307 * config/mn10300/mn10300.opt (mliw): New command line option.
308 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
309 (liw_bundling): New automaton.
310 (liw): New attribute.
311 (liw_op): New attribute.
312 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
313 (movsi_internal): Add LIW attributes.
317 (addsi3): Separate register and immediate alternatives.
325 * config/mn10300/mn10300.c (liw_op_names): New
326 (mn10300_print_operand): Handle 'W' operand descriptor.
327 (extract_bundle): New function.
328 (check_liw_constraints): New function.
329 (liw_candidate): New function.
330 (mn10300_bundle_liw): New function.
331 (mn10300_reorg): New function.
332 (TARGET_MACHINE_DEPENDENT_REORG): Define.
333 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
334 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
335 __LIW__ or __NO_LIW__.
336 * doc/invoke.texi: Describe the -mliw command line option.
338 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
340 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
341 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
342 pthread_mutex_unlock): Remove.
343 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
344 * config/pa/t-pa64: Likewise.
345 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
346 shared libc if not linking against libpthread.
347 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
349 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
352 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
353 on 10.6 and later to ensure that we always use the unwinder from
354 the system. Only add -no_compact_unwind when tarteting darwin
357 2011-02-07 Steve Ellcey <sje@cup.hp.com>
360 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
361 (vec_interleave_lowv2sf): Ditto.
362 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
363 (vec_extract_oddv2sf): Ditto.
365 2011-02-07 Mike Stump <mikestump@comcast.net>
368 Add __ieee_divdc3 entry point.
369 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
371 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
372 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
373 * config/darwin.c (darwin_rename_builtins): Add.
374 * config/darwin-protos.h (darwin_rename_builtins): Add.
376 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
379 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
382 2011-02-07 Mike Stump <mikestump@comcast.net>
384 * config/darwin.opt (mmacosx-version-min): Update default OS version.
386 2011-02-07 Denis Chertykov <chertykov@gmail.com>
389 * config/avr/libgcc.S (exit): Move .endfunc
391 2011-02-07 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/47615
394 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
395 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
396 (run_scc_vn): Initialize it.
397 (visit_reference_op_load): Use it.
398 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
400 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
402 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
403 DImode trapping arithmetic libfuncs.
405 2011-02-07 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/47621
408 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
410 (execute_update_addresses_taken): ... here. Make it more
411 conservative in what we accept.
413 2011-02-06 Joseph Myers <joseph@codesourcery.com>
415 * config/sparc/freebsd.h (ASM_SPEC): Define.
416 * config/sparc/vxworks.h (ASM_SPEC): Define.
418 2011-02-06 Joseph Myers <joseph@codesourcery.com>
420 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
422 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
424 * doc/invoke.texi: Remove reference to compiler internals from
427 * reg-notes.def: Remove REG_VALUE_PROFILE.
428 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
430 2011-02-05 Jakub Jelinek <jakub@redhat.com>
433 * varasm.c (default_section_type_flags): If decl is NULL,
434 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
436 2011-02-05 Jie Zhang <jie@codesourcery.com>
439 * web.c (entry_register): Don't clobber the number of the
440 first uninitialized reference in used[].
442 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
444 PR tree-optimization/46194
445 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
446 (build_classic_dist_vector_1): Do not represent classic distance
447 vectors when the access functions are variating in different loops.
449 2011-02-04 Joseph Myers <joseph@codesourcery.com>
451 * config/mips/iris6.opt: New.
452 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
454 2011-02-04 Richard Henderson <rth@redhat.com>
455 Steve Ellcey <sje@cup.hp.com>
458 * config/ia64/predicates.md (mux1_brcst_element): New.
459 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
460 * config/ia64/ia64.c (ia64_unpack_assemble): New.
461 (ia64_unpack_sign): New.
462 (ia64_expand_unpack): Rewrite using new routines.
463 (ia64_expand_widen_sum): Ditto.
464 (ia64_expand_dot_prod_v8qi): Ditto.
465 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
466 routines, add endian check.
467 (pmpy2_even): Rename from pmpy2_r, add endian check.
468 (pmpy2_odd): Rename from pmpy2_l, add endian check.
469 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
470 (vec_widen_smult_hi_v4hi): Ditto.
471 (vec_widen_umult_lo_v4hi): Ditto.
472 (vec_widen_umult_hi_v4hi): Ditto.
473 (mulv2si3): Change endian checks.
474 (sdot_prodv4hi): Rewrite with new calls.
475 (udot_prodv4hi): New.
476 (vec_pack_ssat_v4hi): Add endian check.
477 (vec_pack_usat_v4hi): Ditto.
478 (vec_pack_ssat_v2si): Ditto.
479 (max1_even): Rename from max1_r, add endian check.
480 (max1_odd): Rename from max1_l, add endian check.
481 (*mux1_rev): Format change.
485 (*mux1_brcst_v8qi): Use new predicate.
486 (vec_extract_evenv8qi): Remove endian check.
487 (vec_extract_oddv8qi): Ditto.
488 (vec_interleave_lowv4hi): Format change.
489 (vec_interleave_highv4hi): Ditto.
490 (mix2_even): Rename from mix2_r, add endian check.
491 (mix2_odd): Rename from mux2_l, add endian check.
492 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
493 (vec_extract_evenodd_helper): Format change.
494 (vec_extract_evenv4hi): Remove endian check.
495 (vec_extract_oddv4hi): Remove endian check.
496 (vec_interleave_lowv2si): Format change.
497 (vec_interleave_highv2si): Format change.
498 (vec_initv2si): Remove endian check.
499 (vecinit_v2si): Add endian check.
500 (reduc_splus_v2sf): Add endian check.
501 (reduc_smax_v2sf): Ditto.
502 (reduc_smin_v2sf): Ditto.
503 (vec_initv2sf): Remove endian check.
504 (fpack): Add endian check.
505 (fswap): Add endian check.
506 (vec_interleave_highv2sf): Add endian check.
507 (vec_interleave_lowv2sf): Add endian check.
508 (fmix_lr): Add endian check.
509 (vec_setv2sf): Format change.
510 (*vec_extractv2sf_0_be): Use shift to extract operand.
511 (*vec_extractv2sf_1_be): New.
512 (vec_pack_trunc_v4hi): Add endian check.
513 (vec_pack_trunc_v2si): Format change.
515 2011-02-04 Jakub Jelinek <jakub@redhat.com>
518 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
519 do bb, locus and block comparison and disallow loads if it is not set.
520 (stmt_is_replaceable_p): New function.
521 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
523 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
524 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
526 * tree-flow.h (stmt_is_replaceable_p): New prototype.
528 2011-02-04 Joseph Myers <joseph@codesourcery.com>
530 * config/rs6000/xilinx.opt: New.
531 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
533 2011-02-04 Joseph Myers <joseph@codesourcery.com>
535 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
537 2011-02-03 Anatoly Sokolov <aesok@post.ru>
539 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
540 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
541 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
542 secondary_reload_info, xtensa_secondary_reload): Remove.
543 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
544 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
545 (xtensa_preferred_reload_class): Make static. Change return and
546 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
547 Use CONST_DOUBLE_P predicate.
548 (xtensa_preferred_output_reload_class): New function.
549 (xtensa_secondary_reload): Make static.
551 2011-02-03 Joseph Myers <joseph@codesourcery.com>
553 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
554 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
555 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
557 2011-02-03 Jakub Jelinek <jakub@redhat.com>
560 * output.h (SECTION_RELRO): Define.
561 (SECTION_MACH_DEP): Adjust.
562 (get_variable_section): New prototype.
563 * varpool.c (varpool_finalize_named_section_flags): New function.
564 (varpool_assemble_pending_decls): Call it.
565 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
566 * cgraphunit.c (cgraph_output_in_order): Call
567 varpool_finalize_named_section_flags.
568 * varasm.c (get_section): Allow section flags conflicts between
569 relro and read-only sections if the section hasn't been declared yet.
570 Set SECTION_OVERRIDE after diagnosing section type conflict.
571 (get_variable_section): No longer static.
572 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
573 readonly sections that need relocations.
574 (decl_readonly_section_1): New function.
575 (decl_readonly_section): Use it.
578 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
579 Steve Ellcey <sje@cup.hp.com>
582 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
583 if section attribute used.
585 2011-02-03 Jakub Jelinek <jakub@redhat.com>
587 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
588 * config/darwin.c (SECTION_NO_ANCHOR): Define.
589 (darwin_init_sections): Remove assertion.
591 2011-02-03 Nick Clifton <nickc@redhat.com>
593 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
595 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
596 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
597 instead of "n" and "pz".
598 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
601 2011-02-03 Jakub Jelinek <jakub@redhat.com>
604 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
605 fma, expand FMA_EXPR as fma{,f,l} call.
608 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
609 copy them into a unsigned char variable and pass address of it to
610 lto_output_data_stream.
613 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
614 around backend_init_target and lang_dependent_init_target calls.
615 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
616 (verify_cgraph_node): Don't call set_cfun here. Use
617 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
618 Set error_found for incorrectly represented calls to thunks.
620 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
623 PR rtl-optimization/43494
624 * rtl.h (for_each_inc_dec_fn): New type.
625 (for_each_inc_dec): Declare.
626 * rtlanal.c (struct for_each_inc_dec_ops): New type.
627 (for_each_inc_dec_find_inc_dec): New fn.
628 (for_each_inc_dec_find_mem): New fn.
629 (for_each_inc_dec): New fn.
630 * dse.c (struct insn_size): Remove.
631 (replace_inc_dec, replace_inc_dec_mem): Remove.
632 (emit_inc_dec_insn_before): New fn.
633 (check_for_inc_dec): Use it, along with for_each_inc_dec.
634 (canon_address): Pass mem modes to cselib_lookup.
635 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
636 (cselib_lookup_from_insn): Likewise.
637 (cselib_subst_to_values): Likewise.
638 * cselib.c (find_slot_memmode): New var.
639 (cselib_find_slot): New fn. Use it instead of
640 htab_find_slot_with_hash everywhere.
641 (entry_and_rtx_equal_p): Use find_slot_memmode.
642 (autoinc_split): New fn.
643 (rtx_equal_for_cselib_p): Rename and implement in terms of...
644 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
645 Deal with autoinc. Special-case recursion into MEMs.
646 (cselib_hash_rtx): Likewise.
647 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
648 address and MEM modes.
649 (cselib_subst_to_values): Add memmode, pass it on.
651 (cselib_lookup): Add memmode argument, pass it on.
652 (cselib_lookup_from_insn): Add memmode.
653 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
654 (struct cselib_record_autoinc_data): New.
655 (cselib_record_autoinc_cb): New fn.
656 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
657 mode to cselib_lookup. Reset autoinced REGs here instead of...
658 (cselib_process_insn): ... here.
659 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
661 (add_uses): Likewise, also to cselib_subst_to_values.
662 (add_stores): Likewise.
663 * sched-deps.c (add_insn_mem_dependence): Pass mode to
664 cselib_subst_to_values.
665 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
666 * gcse.c (do_local_cprop): Adjusted.
667 * postreload.c (reload_cse_simplify_set): Adjusted.
668 (reload_cse_simplify_operands): Adjusted.
669 * sel-sched-dump (debug_mem_addr_value): Pass mode.
671 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
673 PR tree-optimization/45122
674 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
675 unsafe assumptions when there's more than one loop exit.
677 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
680 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
681 Document using vector double with the load/store builtins, and
682 that the load/store builtins always use Altivec instructions.
684 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
685 to use altivec memory instructions, even on VSX.
686 (vector_altivec_store_<mode>): Ditto.
688 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
692 V2DF, V2DI support to load/store overloaded builtins.
694 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
695 altivec load/store builtins for V2DF/V2DI types.
697 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
698 set avoid indexed addresses on power6 if -maltivec.
699 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
700 vector_altivec_load/vector_altivec_store builtins.
701 (altivec_expand_st_builtin): Ditto.
702 (altivec_expand_builtin): Add VSX memory builtins.
703 (rs6000_init_builtins): Add V2DI types to internal types.
704 (altivec_init_builtins): Add support for V2DF/V2DI altivec
706 (rs6000_address_for_altivec): Insure memory address is appropriate
709 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
710 vec_vsx_ld and vec_vsx_st.
711 (vsx_store_<mode>): Ditto.
713 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
714 variables to hold long long types for VSX vector memory builtins.
715 (RS6000_BTI_unsigned_long_long): Ditto.
716 (long_long_integer_type_internal_node): Ditti.
717 (long_long_unsigned_type_internal_node): Ditti.
719 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
720 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
721 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
723 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
727 2011-02-02 Joseph Myers <joseph@codesourcery.com>
729 * config/pa/pa-hpux10.opt: New.
730 * config/hpux11.opt (pthread): New Driver option.
731 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
732 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
734 2011-02-02 Joseph Myers <joseph@codesourcery.com>
736 * config/ia64/vms.opt: New.
737 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
739 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
742 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
743 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
745 (vsx_floatuns<VSi><mode>2): Ditto.
746 (vsx_fix_trunc<mode><VSi>2): Ditto.
747 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
749 2011-02-02 Joseph Myers <joseph@codesourcery.com>
751 * config/i386/djgpp.opt (posix): New Driver option.
753 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
755 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
756 Move to the unsupported targets list.
758 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
760 PR rtl-optimization/47525
761 * df-scan.c: Update copyright years.
762 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
763 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
765 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * config/i386/sysv4.h (TARGET_VERSION): Remove.
768 (SUBTARGET_RETURN_IN_MEMORY): Remove.
769 (ASM_OUTPUT_ASCII): Remove.
770 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
772 2011-02-02 Jeff Law <law@redhat.com>
775 * reload.c (find_reloads_address): Handle reg+d address where both
776 components are invalid by reloading the entire address.
778 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
779 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/40979
783 * passes.c (init_optimization_passes): After LIM call copy_prop
785 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
787 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
789 PR tree-optimization/47576
790 PR tree-optimization/47555
791 * doc/invoke.texi (scev-max-expr-complexity): Documented.
792 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
793 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
794 * tree-scalar-evolution.c (follow_ssa_edge): Use
795 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
797 2011-02-02 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/47566
800 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
802 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
806 * tree-inline.c (declare_return_variable): Remove unused caller
811 * tree-flow-inline.h (clear_is_used, is_used_p): New.
812 * cfgexpand.c (account_used_vars_for_block): Use them.
813 * tree-nrv.c (tree_nrv): Likewise.
814 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
815 (dump_scope_block): Likewise.
816 (remove_unused_locals): Likewise.
820 * tree-inline.c (declare_return_variable): Add result decl to
821 local decls only once.
822 * gimple-low.c (record_vars_into): Mark newly-created variables
825 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
831 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
833 (no_real_insns_p, schedule_block, set_priorities): Drop special
834 treatment of boundary debug insns.
835 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
836 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
837 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
838 (BOUNDARY_DEBUG_INSN_P): Likewise.
839 (SCHEDULE_DEBUG_INSN_P): Likewise.
840 * sched-rgn.c (init_ready_list): Drop special treatment of
841 boundary debug insns.
842 * final.c (rest_of_clean_state): Clear notes' BB.
844 2011-02-01 Joseph Myers <joseph@codesourcery.com>
846 * config/openbsd.opt (assert=): New Driver option.
848 2011-02-01 Joseph Myers <joseph@codesourcery.com>
850 * config/i386/nto.opt: New.
851 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
853 2011-02-01 Joseph Myers <joseph@codesourcery.com>
855 * config/i386/netware.opt: New.
856 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
858 2011-02-01 Joseph Myers <joseph@codesourcery.com>
860 * config/interix.opt (posix): New Driver option.
862 2011-02-01 DJ Delorie <dj@redhat.com>
864 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
866 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
869 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
871 PR tree-optimization/47561
872 * toplev.c (process_options): Print the Graphite flags. Add
873 flag_loop_flatten to the list of options requiring Graphite.
875 2011-02-01 Joseph Myers <joseph@codesourcery.com>
877 * config/i386/cygming.opt (posix): New Driver option.
879 2011-02-01 Joseph Myers <joseph@codesourcery.com>
881 * config/arm/vxworks.opt: New.
882 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
884 2011-02-01 Joseph Myers <joseph@codesourcery.com>
886 * config/alpha/elf.opt: New.
887 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
888 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
890 2011-02-01 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/47559
893 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
894 store-motion on references that can throw.
896 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
898 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
899 * tree-pass.h (TDF_CSELIB): New macro.
900 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
901 cselib_lookup): Check for it rather than for TDF_DETAILS.
903 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
906 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
909 * opts.c (finish_options): Don't add x_aux_base_name if it is
912 2011-02-01 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/47555
916 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
918 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
920 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
923 * config/lm32/t-lm32: Add multilib for all CPU options.
925 2011-02-01 Richard Guenther <rguenther@suse.de>
927 PR tree-optimization/47541
928 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
929 sure to have a field at offset zero.
931 2011-01-31 Joseph Myers <joseph@codesourcery.com>
933 * config/arc/arc.opt (EB, EL): New Driver options.
935 2011-01-31 Joseph Myers <joseph@codesourcery.com>
937 * config/alpha/osf5.opt: New.
938 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
940 2011-01-31 Joseph Myers <joseph@codesourcery.com>
942 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
944 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
946 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
948 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
949 is an alias of -floop-interchange and that it requires the
950 Graphite infrastructure.
951 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
952 flag_loop_interchange based on the value of flag_tree_loop_linear.
954 2011-01-31 Jakub Jelinek <jakub@redhat.com>
955 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/47538
958 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
959 type instead of r1type, except for comparisons. For right
960 shifts and comparisons punt if there are mismatches in
961 sizetype vs. non-sizetype types.
963 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965 * doc/sourcebuild.texi (Effective-Target Keywords): Document
968 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
970 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
972 * configure: Regenerate.
974 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * configure.ac (gcc_cv_ld_static_option): Define.
977 (gcc_cv_ld_dynamic_option): Define.
978 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
980 (HAVE_LD_STATIC_DYNAMIC): Update message.
981 (LD_STATIC_OPTION): Define.
982 (LD_DYNAMIC_OPTION): Define.
983 * configure: Regenerate.
984 * config.in: Regenerate.
985 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
986 HAVE_LD_STATIC_DYNAMIC]: Use them.
988 2011-01-31 Nick Clifton <nickc@redhat.com>
990 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
991 registers inside interrupt handlers if the handler is not a leaf
994 2011-01-31 Nick Clifton <nickc@redhat.com>
996 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
997 reg_renumber returning an INVALID_REGNUM.
999 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1002 * doc/install.texi: Document host options discarded when cross
1003 configuring target libraries.
1005 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1008 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1011 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1013 (no_real_insns_p, schedule_block, set_priorities): Drop special
1014 treatment of boundary debug insns.
1015 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1016 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1017 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1018 (BOUNDARY_DEBUG_INSN_P): Likewise.
1019 (SCHEDULE_DEBUG_INSN_P): Likewise.
1020 * sched-rgn.c (init_ready_list): Drop special treatment of
1021 boundary debug insns.
1022 * final.c (rest_of_clean-state): Clear notes' BB.
1024 2011-01-31 Alan Modra <amodra@gmail.com>
1026 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1027 toc relative expressions as we do in print_operand_address.
1029 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1031 * doc/extend.texi: Follow spelling conventions.
1032 * doc/invoke.texi: Fix a typo.
1034 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1036 * config/hpux11.opt: New.
1037 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1038 ia64*-*-hpux*): Use hpux11.opt.
1040 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1042 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1045 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1047 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1050 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1052 * doc/install.texi (Binaries): Remove outdated reference for
1053 Motorola 68HC11/68HC12 downloads.
1055 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1057 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1060 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1063 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1066 2011-01-28 Ahmad Sharif <asharif@google.com>
1068 * value-prof.c (check_counter): Corrected error message.
1070 2011-01-29 Jie Zhang <jie@codesourcery.com>
1072 * config/arm/arm.c (arm_legitimize_reload_address): New.
1073 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1074 arm_legitimize_reload_address.
1075 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1077 2011-01-28 Ian Lance Taylor <iant@google.com>
1079 * godump.c (go_define): Ignore macros whose definitions include
1080 two adjacent operands.
1082 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1085 * varasm.c (force_const_mem): Store copy of x in desc->constant
1086 instead of x itself.
1087 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1088 itself into REG_EQUAL note.
1090 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1092 * config/freebsd.opt (posix, rdynamic): New Driver options.
1094 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1096 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1098 * configure: Regenerate.
1100 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1102 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1103 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1105 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1107 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1108 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1109 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1110 (s390_preferred_reload_class): Make static. Change return and
1111 'rclass' argument type to reg_class_t.
1113 2011-01-27 Jan Hubicka <jh@suse.cz>
1116 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1117 (process_function_and_variable_attributes): Check defined weakrefs.
1119 2011-01-27 Martin Jambor <mjambor@suse.cz>
1121 PR tree-optimization/47228
1122 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1123 build_ref_for_offset.
1125 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1127 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1129 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1131 PR rtl-optimization/46856
1132 * postreload.c (reload_combine_recognize_const_pattern): Do not
1133 separate cc0 setter and user on cc0 targets.
1135 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1138 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1139 passed a VOID_TYPE expression, immediately emit an error and
1140 return error_mark_node.
1142 2011-01-26 Jeff Law <law@redhat.com>
1144 PR rtl-optimization/47464
1145 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1146 rather than may_trap_p as needed.
1148 2011-01-26 DJ Delorie <dj@redhat.com>
1150 PR rtl-optimization/46878
1151 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1152 setter/user dependency as well.
1154 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1156 PR rtl-optimization/44469
1157 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1158 after removing trivially dead basic blocks.
1160 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1162 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1163 * config/frv/frv.h (LINK_SPEC): Likewise.
1164 * config/i386/netware.h (LINK_SPEC): Likewise.
1165 * config/m68k/linux.h (ASM_SPEC): Likewise.
1166 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1167 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1168 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1169 * config/sparc/linux.h (ASM_SPEC): Likewise.
1170 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1171 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1173 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1175 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1176 * config/frv/frv.h (ASM_SPEC): Likewise.
1177 * config/m68k/linux.h (ASM_SPEC): Likewise.
1178 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1179 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1180 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1181 * config/sparc/linux.h (ASM_SPEC): Likewise.
1182 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1183 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1185 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1187 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1188 * config/frv/frv.h (LINK_SPEC): Likewise.
1189 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1191 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1193 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1194 * config/frv/frv.h (ASM_SPEC): Likewise.
1195 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1196 * config/m68k/linux.h (ASM_SPEC): Likewise.
1197 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1198 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1199 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1200 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1201 * config/sparc/linux.h (ASM_SPEC): Likewise.
1202 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1203 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1204 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1206 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1209 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1211 (vec_extract_evenodd_help): Ditto.
1212 (vec_extract_evenv4hi): Ditto.
1213 (vec_extract_oddv4hi): Ditto.
1214 (vec_interleave_lowv2si): Ditto.
1215 (vec_interleave_highv2si): Ditto.
1216 (vec_extract_evenv2si): Ditto.
1217 (vec_extract_oddv2si: Ditto.
1218 (vec_pack_trunc_v2si): Ditto.
1220 2011-01-22 Jan Hubicka <jh@suse.cz>
1223 * cgraph.h (cgraph_local_info): New field can_change_signature.
1224 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1225 signature can change.
1226 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1228 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1229 (cgraph_function_versioning): We can not change signature of functions
1230 that don't allow that.
1231 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1232 (lto_input_node): Likewise.
1233 * ipa-inline.c (compute_inline_parameters): Compute
1234 local.can_change_signature.
1235 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1236 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1237 functions that can not change signature.
1238 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1239 init_cumulative_args): Do not use local calling conventions
1240 for functions that can not change signature.
1242 2011-01-22 Jan Hubicka <jh@suse.cz>
1244 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1246 2011-01-26 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/47190
1249 * cgraphunit.c (process_common_attributes): New function.
1250 (process_function_and_variable_attributes): Use it.
1252 2011-01-26 Richard Guenther <rguenther@suse.de>
1255 * cgraphbuild.c (record_eh_tables): Record reference to personality
1258 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1261 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1262 non-debug insns from moving up.
1264 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1267 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1268 t-dlldir{,-x} fragment for build and add it to tmake_file.
1269 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1270 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1271 * config/i386/t-dlldir: New file.
1272 (SHLIB_DLLDIR): Define.
1273 * config/i386/t-dlldir-x: New file.
1274 (SHLIB_DLLDIR): Define.
1275 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1276 (SHLIB_INSTALL): Use it.
1278 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1281 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1282 lower bound of the allowed Thumb-2 coprocessor load/store
1283 index range to -256. Add explaining comment.
1285 2011-01-25 Ian Lance Taylor <iant@google.com>
1287 * godump.c (go_define): Improve lexing of macro expansion to only
1288 accept expressions which match Go spec.
1290 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1293 * tree.c (handle_dll_attribute): Handle it.
1294 * doc/extend.texi (@item dllexport): Mention it.
1295 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1297 2011-01-25 Ian Lance Taylor <iant@google.com>
1299 PR tree-optimization/26854
1300 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1301 (decl_jump_unsafe): Move higher in file, with no other change.
1302 (bind): Set has_jump_unsafe_decl if appropriate.
1303 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1304 (check_earlier_gotos): Likewise.
1305 (c_check_switch_jump_warnings): Likewise.
1307 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1309 * doc/invoke.texi (Warning Options): Add missing hyphen.
1310 (-fprofile-dir): Minor grammatical fixes.
1311 (-fbranch-probabilities): Likewise.
1313 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1317 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1319 (no_real_insns_p, schedule_block, set_priorities): Drop special
1320 treatment of boundary debug insns.
1321 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1322 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1323 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1324 (BOUNDARY_DEBUG_INSN_P): Likewise.
1325 (SCHEDULE_DEBUG_INSN_P): Likewise.
1326 * sched-rgn.c (init_ready_list): Drop special treatment of
1327 boundary debug insns.
1328 * final.c (rest_of_clean-state): Clear notes' BB.
1330 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1332 * Makefile.in (LAMBDA_H): Removed.
1333 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1334 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1335 lambda-trans.o, and tree-loop-linear.o.
1336 (lto-symtab.o): Remove dependence on LAMBDA_H.
1337 (tree-loop-linear.o): Remove rule.
1338 (lambda-mat.o): Same.
1339 (lambda-trans.o): Same.
1340 (lambda-code.o): Same.
1341 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1342 (tree-vect-slp.o): Same.
1343 * hwint.h (gcd): Moved here.
1344 (least_common_multiple): Same.
1345 * lambda-code.c: Removed.
1346 * lambda-mat.c: Removed.
1347 * lambda-trans.c: Removed.
1348 * lambda.h: Removed.
1349 * tree-loop-linear.c: Removed.
1350 * lto-symtab.c: Do not include lambda.h.
1351 * omega.c (gcd): Removed.
1352 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1353 * tree-data-ref.c (print_lambda_vector): Moved here.
1354 (lambda_vector_copy): Same.
1355 (lambda_matrix_copy): Same.
1356 (lambda_matrix_id): Same.
1357 (lambda_vector_first_nz): Same.
1358 (lambda_matrix_row_add): Same.
1359 (lambda_matrix_row_exchange): Same.
1360 (lambda_vector_mult_const): Same.
1361 (lambda_vector_negate): Same.
1362 (lambda_matrix_row_negate): Same.
1363 (lambda_vector_equal): Same.
1364 (lambda_matrix_right_hermite): Same.
1365 * tree-data-ref.h: Do not include lambda.h.
1366 (lambda_vector): Moved here.
1367 (lambda_matrix): Same.
1368 (dependence_level): Same.
1369 (lambda_transform_legal_p): Removed declaration.
1370 (lambda_collect_parameters): Same.
1371 (lambda_compute_access_matrices): Same.
1372 (lambda_vector_gcd): Same.
1373 (lambda_vector_new): Same.
1374 (lambda_vector_clear): Same.
1375 (lambda_vector_lexico_pos): Same.
1376 (lambda_vector_zerop): Same.
1377 (lambda_matrix_new): Same.
1378 * tree-flow.h (least_common_multiple): Removed declaration.
1379 * tree-parloops.c (lambda_trans_matrix): Moved here.
1381 (LTM_ROWSIZE): Same.
1382 (LTM_COLSIZE): Same.
1383 (LTM_DENOMINATOR): Same.
1384 (lambda_trans_matrix_new): Same.
1385 (lambda_matrix_vector_mult): Same.
1386 (lambda_transform_legal_p): Same.
1387 * tree-pass.h (pass_linear_transform): Removed declaration.
1388 * tree-ssa-loop.c (tree_linear_transform): Removed.
1389 (gate_tree_linear_transform): Removed.
1390 (pass_linear_transform): Removed.
1391 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1392 flag_loop_interchange.
1394 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1396 PR tree-optimization/47265
1397 PR tree-optimization/47443
1398 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1399 if name still has some uses.
1401 2011-01-25 Martin Jambor <mjambor@suse.cz>
1403 PR tree-optimization/47382
1404 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1405 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1407 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1409 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1410 sjlj_except_unwind_info.
1412 2011-01-25 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/47426
1415 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1416 visible functions results escape.
1418 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1421 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1422 (arm_get_frame_offsets): Use it.
1424 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1425 Jakub Jelinek <jakub@redhat.com>
1427 PR tree-optimization/47271
1428 * tree-if-conv.c (bb_postdominates_preds): New.
1429 (if_convertible_bb_p): Call bb_postdominates_preds.
1430 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1431 (predicate_scalar_phi): Call bb_postdominates_preds.
1433 2011-01-25 Nick Clifton <nickc@redhat.com>
1435 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1436 * config/rx/rx.c (rx_function_value): Likewise.
1437 (rx_promote_function_mode): Likewise.
1438 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1439 in order to make it legitimate.
1440 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1441 make sure that the first operand is the same as the result register.
1442 (addsi3_unspec): Delete.
1443 (subdi3): Do not accept immediate operands.
1444 (subdi3_internal): Likewise.
1446 2011-01-25 Jeff Law <law@redhat.com>
1448 PR rtl-optimization/37273
1449 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1450 handle them like argument loads from stack slots. Do not double
1451 count memory for memory constants and argument loads from stack slots.
1453 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1455 PR tree-optimization/47427
1456 PR tree-optimization/47428
1457 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1458 coalesce if the new root var would be TREE_READONLY.
1460 2011-01-25 Richard Guenther <rguenther@suse.de>
1463 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1464 correct type for TBAA.
1466 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1468 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1469 (close_phi_written_to_memory): Call for_each_index with
1470 dr_indices_valid_in_loop.
1472 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1474 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1475 when it is initialized.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1480 call to graphite_find_data_references_in_stmt.
1481 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1482 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1483 call to graphite_find_data_references_in_stmt.
1484 (analyze_drs_in_stmts): Same.
1485 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1486 in which the scalar analysis of indices is performed.
1487 (create_data_ref): Same. Update call to dr_analyze_indices.
1488 (find_data_references_in_stmt): Update call to create_data_ref.
1489 (graphite_find_data_references_in_stmt): Same.
1490 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1492 (create_data_ref): Same.
1493 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1494 call to create_data_ref.
1496 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1498 * graphite-sese-to-poly.c (build_poly_scop): Move
1499 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1501 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1503 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1504 VAR_DECL, PARM_DECL, and RESULT_DECL.
1506 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1508 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1510 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1511 that have already been marked as PBB_IS_REDUCTION.
1513 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1515 * graphite-scop-detection.c (same_close_phi_node): New.
1516 (remove_duplicate_close_phi): New.
1517 (make_close_phi_nodes_unique): New.
1518 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1520 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1522 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1523 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1524 of both data references to be the same.
1526 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1528 * graphite-dependences.c (build_lexicographical_constraint): Remove
1530 (build_lexicographical_constraint): Adjust call to
1531 ppl_powerset_is_empty.
1532 (dependence_polyhedron): Same.
1533 (graphite_legal_transform_dr): Same.
1534 (graphite_carried_dependence_level_k): Same.
1535 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1537 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1539 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1541 * graphite-sese-to-poly.c
1542 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1543 (close_phi_written_to_memory): New.
1544 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1547 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1549 * doc/install.texi: Update the expected version number of PPL to 0.11.
1550 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1551 #if PPL_VERSION_MINOR < 11.
1553 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1555 * graphite-dependences.c: Include graphite-cloog-util.h.
1556 (new_poly_ddr): Inlined into dependence_polyhedron.
1557 (free_poly_ddr): Moved close by new_poly_ddr.
1558 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1559 Early return NULL when ppl_powerset_is_empty returns true.
1560 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1561 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1562 (graphite_legal_transform_dr): Call new_poly_ddr.
1563 (graphite_carried_dependence_level_k): Same.
1564 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1565 (dot_transformed_deps_stmt_1): Removed.
1566 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1567 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1568 (dot_deps_1): Call dot_deps_2.
1569 * Makefile.in (graphite-dependences.o): Add missing dependence on
1570 graphite-cloog-util.h.
1572 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1574 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1575 (build_lexicographical_constraint): Same.
1576 (dependence_polyhedron_1): Same.
1577 (graphite_legal_transform_dr): Same.
1578 (graphite_carried_dependence_level_k): Same.
1579 * graphite-ppl.c (ppl_powerset_is_empty): New.
1580 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1581 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1583 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1586 the "a followed by b" relation and document it.
1588 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1590 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1591 iteration when the bag of constraints is empty.
1593 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1595 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1597 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1599 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1600 nest and two loop depths as parameters.
1601 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1602 lst_perfect_nestify.
1604 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1606 * graphite-dependences.c (print_pddr): Call
1607 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1609 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-ppl.c (debug_gmp_value): New.
1612 * graphite-ppl.h (debug_gmp_value): Declared.
1614 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1616 * doc/install.texi: Document availability of cloog-0.16.
1618 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1620 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1621 invalid postdominance info.
1623 2011-01-24 Jan Hubicka <jh@suse.cz>
1626 * doc/extend.texi (weak pragma): Drop claim that it must
1627 appear before definition.
1628 * varasm.c (merge_weak, declare_weak): Only sanity check
1629 that DECL is not output at a time it is declared weak.
1631 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1633 * machmode.def: Fixed comments.
1635 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1637 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1639 2011-01-24 Paul Koning <ni1d@arrl.net>
1641 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1644 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1647 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1648 (block_info): Add scanned and prev.
1649 (move_or_delete_vzeroupper_2): Return if the basic block
1650 has been scanned and the upper 128bit state is unchanged
1652 (move_or_delete_vzeroupper_1): Return true if the exit
1654 (move_or_delete_vzeroupper): Visit basic blocks using the
1655 work-list based algorithm based on vt_find_locations in
1658 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1660 2011-01-24 Nick Clifton <nickc@redhat.com>
1662 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1663 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1664 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1665 then define __v850e1__.
1666 * doc/invoke.texi: Document -mv850es.
1668 2011-01-24 Richard Henderson <rth@redhat.com>
1670 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1671 compound unordered comparisons.
1672 * config/rx/rx.c (rx_split_fp_compare): Remove.
1673 * config/rx/rx-protos.h: Update.
1674 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1675 (cbranchsf4): Don't call rx_split_fp_compare.
1676 (*cbranchsf4): Use rx_split_cbranch.
1677 (*cmpsf): Don't accept "i" constraint.
1678 (*conditional_branch): Only valid after reload.
1679 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1681 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1684 * config/rs6000/altivec.md (vector constant splitters): Add
1685 support for creating vector single precision constants if -mvsx is
1686 used and we would create the constant using Altivec primitives.
1688 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1689 Richard Sandiford <rdsandiford@googlemail.com>
1691 PR rtl-optimization/47166
1692 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1693 mechanism for PRE_MODIFY and POST_MODIFY.
1694 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1697 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1699 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1701 2011-01-22 Jan Hubicka <jh@suse.cz>
1704 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1706 2011-01-22 Jan Hubicka <jh@suse.cz>
1708 PR tree-optimization/43884
1710 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1711 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1713 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1715 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1716 * config/s390/s390.c (s390_register_move_cost,
1717 s390_memory_move_cost): New.
1718 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1720 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1723 * except.c (sjlj_assign_call_site_values): Move setting the
1724 crtl->uses_eh_lsda flag to ...
1725 (sjlj_mark_call_sites): ... here.
1726 (sjlj_emit_function_enter): Support NULL dispatch label.
1727 (sjlj_build_landing_pads): In a function with no landing pads
1728 that still has must-not-throw regions, generate code to register
1729 a personality function with empty LSDA.
1731 2011-01-21 Richard Henderson <rth@redhat.com>
1733 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1735 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1737 * compare-elim.c: New file.
1738 * Makefile.in (OBJS-common): Add it.
1739 (compare-elim.o): New.
1740 * common.opt (fcompare-elim): New.
1741 * opts.c (default_options_table): Add OPT_fcompare_elim.
1742 * tree-pass.h (pass_compare_elim_after_reload): New.
1743 * passes.c (init_optimization_passes): Add it.
1744 * recog.h: Protect against re-inclusion.
1745 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1746 * doc/invoke.texi (-fcompare-elim): Document it.
1747 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1748 * doc/tm.texi: Rebuild.
1750 2011-01-22 Nick Clifton <nickc@redhat.com>
1752 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1753 rx_split_fp_compare.
1755 2011-01-22 Nick Clifton <nickc@redhat.com>
1757 * config/rx/rx.md (UNSPEC_CONST): New.
1758 (deallocate_and_return): Wrap the amount popped off the stack in
1759 an UNSPEC_CONST in order to stop it being rejected by
1760 -mmax-constant-size.
1761 (pop_and_return): Add a "(return)" rtx.
1762 (call): Drop the immediate operand.
1763 (call_internal): Likewise.
1764 (call_value): Likewise.
1765 (call_value_internal): Likewise.
1766 (sibcall_internal): Likewise.
1767 (sibcall_value_internal): Likewise.
1768 (sibcall): Likewise. Generate an explicit call using
1770 (sibcall_value): Likewise.
1771 (mov<>): FAIL if a constant operand is not legitimate.
1772 (addsi3_unpsec): New pattern.
1774 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1775 (ok_for_max_constant): New function.
1776 (gen_safe_add): New function.
1777 (rx_expand_prologue): Use gen_safe_add.
1778 (rx_expand_epilogue): Likewise.
1779 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1782 2011-01-21 Jeff Law <law@redhat.com>
1784 PR tree-optimization/47053
1785 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1786 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1787 statements are deleted.
1788 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1789 is nonempty, then purge dead edges and cleanup the CFG.
1791 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1795 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1797 * tree-dfa.c (create_var_ann): Mark variable as used.
1799 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1802 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1803 notes from other section in hot/cold partitioning even if
1804 last_action is -3. Increment call_site_base.
1806 PR rtl-optimization/47366
1807 * fwprop.c (forward_propagate_into): Return bool. If
1808 any changes are made, -fnon-call-exceptions is used and
1809 REG_EH_REGION note is present, call purge_dead_edges
1810 and return true if it purged anything.
1811 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1812 any EH edges were purged.
1814 2011-01-21 Jeff Law <law@redhat.com>
1816 PR rtl-optimization/41619
1817 * caller-save.c (setup_save_areas): Break out code to determine
1818 which hard regs are live across calls by examining the reload chains
1819 so that it is always used.
1820 Eliminate code which checked REG_N_CALLS_CROSSED.
1822 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1824 PR tree-optimization/47355
1825 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1826 NOP has non-debug uses beyond PHIs in new_bb.
1828 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1831 * cfgexpand.c (account_used_vars_for_block): Only account vars
1832 that are annotated as used.
1833 (estimated_stack_frame_size): Don't set TREE_USED.
1834 * tree-dfa.c (create_var_ann): Mark variable as used.
1836 2011-01-21 Richard Guenther <rguenther@suse.de>
1839 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1841 2011-01-21 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/47365
1844 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1845 (vn_reference_lookup_pieces): Adjust.
1846 (vn_reference_lookup): Likewise.
1847 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1848 (vn_reference_lookup_3): Only look through kills if in
1849 VN_WALKREWRITE mode.
1850 (vn_reference_lookup_pieces): Adjust.
1851 (vn_reference_lookup): Likewise.
1852 (visit_reference_op_load): Likewise.
1853 (visit_reference_op_store): Likewise.
1854 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1855 (compute_avail): Likewise.
1856 (eliminate): Likewise.
1858 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1860 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1861 DECL_IGNORED_P non-reg vars if they are used.
1863 PR tree-optimization/47391
1864 * varpool.c (const_value_known_p): Return false if
1867 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1870 * config/i386/i386.c (ix86_local_alignment): Handle
1871 case for va_list_type_node is nil.
1872 (ix86_canonical_va_list_type): Likewise.
1874 2011-01-21 Alan Modra <amodra@gmail.com>
1876 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1877 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1879 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1881 * config/arm/arm.md (define_attr type): Rename f_load
1882 and f_store to f_fpa_load and f_fpa_store. Update.
1883 (write_conflict): Deal with rename fallout.
1884 (*push_fp_multi): Likewise.
1885 * config/arm/fpa.md (f_load): Use f_fpa_load.
1886 (f_store): Use f_fpa_store.
1887 (*movsf_fpa): Likewise.
1888 (*movdf_fpa): Likewise.
1889 (*movxf_fpa): Likewise.
1890 (*thumb2_movsf_fpa): Likewise.
1891 (*thumb2_movdf_fpa): Likewise.
1892 (*thumb2_movxf_fpa): Likewise.
1893 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1894 f_loadd and f_stored.
1895 (*thumb2_movdi_vfp): Likewise.
1896 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1897 (*thumb2_movsi_vfp): Likewise.
1898 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1899 Use f_loads instead of f_load.
1900 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1902 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1904 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1905 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1906 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1907 (xtensa_mode_dependent_address_p): New function.
1908 (constantpool_address_p): Make static. Change return type to bool.
1909 Change argument type to const_rtx. Use CONST_INT_P predicate.
1911 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1914 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1916 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1919 * cfgexpand.c (expand_debug_expr): Instead of generating
1920 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1923 2011-01-20 Richard Guenther <rguenther@suse.de>
1926 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1927 the pointer operand of MEM_REFs.
1929 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1931 PR tree-optimization/46130
1932 * ipa-split.c (consider_split): If return_bb contains non-virtual
1933 PHIs other than for retval or if split_function would not adjust it,
1936 2011-01-20 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/47167
1939 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1940 Revert previous change, only avoid enumeral type changes.
1942 2011-01-19 Mike Stump <mikestump@comcast.net>
1944 * doc/tm.texi.in (BRANCH_COST): Englishify.
1945 * doc/tm.texi (BRANCH_COST): Likewise.
1947 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1950 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1951 (gen_scheduled_generic_parms_dies): New functions.
1952 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1953 generation for the end of CU compilation.
1954 (dwarf2out_finish): Generate template parameters DIEs here.
1956 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1959 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1960 debug bind stmt on merge edges.
1962 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1966 * function.c (instantiate_expr): Instantiate incoming rtl of
1967 implicit arguments, and recurse on VALUE_EXPRs.
1968 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1969 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1971 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1973 * c-parser.c (c_parser_for_statement): Initialize
1974 collection_expression.
1976 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1978 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1980 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1982 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1983 (LINK_SHLIB_SPEC): Don't use %(link_path).
1984 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1986 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1988 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1989 (NO_SHARED_LIB_SUPPORT): Remove.
1990 (LINK_SHLIB_SPEC): Remove one conditional definition.
1992 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1994 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1996 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1997 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1998 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1999 %{call_shared} and conditionals on these options not being passed.
2000 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2003 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2005 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2008 * ipa-split.c: Spelling fixes.
2010 2011-01-19 Richard Henderson <rth@redhat.com>
2012 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2013 (*mulsi3): Likewise.
2015 * longlong.h [__mn10300__] (count_leading_zeros): New.
2016 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2017 [__mn10300__] (add_ssaaaa, subddmmss): New.
2018 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2019 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2021 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2023 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2025 2011-01-19 Richard Henderson <rth@redhat.com>
2027 * config/mn10300/mn10300.md (addsi3_flags): New.
2028 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2029 (subsi3_flags, subc_internal, subdi3): New.
2030 (subdi3_internal, *subdi3_degenerate): New.
2031 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2033 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2034 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2035 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2036 * config/mn10300/mn10300-protos.h: Update.
2037 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2038 (return_ret): Likewise. Rename from return_internal_regs.
2039 (return_internal): Remove.
2041 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2042 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2043 (mn10300_legitimate_constant_p): Likewise.
2044 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2045 (mn10300_frame_size): New.
2046 (mn10300_expand_prologue): Use it.
2047 (mn10300_expand_epilogue): Likewise.
2048 (mn10300_initial_offset): Likewise.
2049 * config/mn10300/mn10300-protos.h: Update.
2050 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2051 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2052 (prologue, epilogue, return_internal): Tidy output code.
2053 (mn10300_store_multiple_operation, return): Likewise.
2054 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2055 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2056 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2057 (load_pic, am33_load_pic): New.
2058 (mn10300_load_pic0, mn10300_load_pic1): New.
2060 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2061 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2062 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2063 (cc_flags_for_mode, cc_flags_for_code): New.
2064 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2065 overflow flag is not valid. Validate that the flags we need
2066 for the comparison are valid.
2067 (mn10300_output_cmp): Remove.
2068 (mn10300_output_add): New.
2069 (mn10300_select_cc_mode): Use cc_flags_for_code.
2070 (mn10300_split_cbranch): New.
2071 (mn10300_match_ccmode): New.
2072 (mn10300_split_and_operand_count): New.
2073 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2075 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2076 (addsi3): ... here. Use mn10300_output_add.
2077 (*addsi3_flags): New.
2078 (*am33_subsi3, *mn10300_subsi3): Merge...
2079 (subsi3): ... here. Use attribute isa.
2080 (*subsi3_flags): New.
2081 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2083 (*am33_andsi3, *mn10300_andsi3): Merge...
2085 (*andsi3_flags): New.
2086 (andsi3 splitters): New.
2087 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2089 (*iorsi3_flags): New.
2090 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2092 (*xorsi3_flags): New.
2093 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2094 (one_cmplsi2): ... here.
2095 (*one_cmplsi2_flags): New.
2096 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2097 instead of "dax" in constraints. Use mn10300_split_cbranch.
2098 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2099 use matching constraints to eliminate a self-comparison.
2100 (*integer_conditional_branch): Rename from integer_conditional_branch.
2101 Use int_mode_flags to match CC_REG.
2102 (*cbranchsi4_btst, *btstsi): New.
2103 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2104 mn10300_split_cbranch.
2105 (*am33_cmpsf): Rename from am33_cmpsf.
2106 (*float_conditional_branch): Rename from float_conditional_branch.
2107 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2108 (zero_extendqisi2): ... here.
2109 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2110 (zero_extendhisi2): ... here.
2111 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2112 (extendqisi2): ... here.
2113 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2114 (extendhisi2): ... here.
2115 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2116 (ashlsi3): ... here.
2117 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2118 (lshrsi3): ... here.
2119 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2120 (ashrsi3): ... here.
2121 (consecutive add peephole): Remove.
2122 * config/mn10300/predicates.md (label_ref_operand): New.
2123 (int_mode_flags): New.
2124 (CCZN_comparison_operator): New.
2126 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2127 (throughput_42_latency_43): New reservation.
2128 (mulsidi3, umulsidi3): New expanders.
2129 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2130 the MDR register to allocation; separately allocate the low and
2131 high parts of the DImode result.
2132 (umulsidi3_internal): Similarly.
2133 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2134 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2135 (udivsi3, umodsi3): Remove.
2136 (udivmodsi4, divmodsi4): New expanders.
2137 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2138 (*divmodsi4): Simiarly.
2139 (ext_internal): New.
2141 * config/mn10300/constraints.md ("z"): New constraint.
2142 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2143 (FIXED_REGISTERS): Don't fix MDR.
2144 (CALL_USED_REGSITERS): Reformat nicely.
2145 (REG_ALLOC_ORDER): Add MDR.
2146 (enum regclass): Add MDR_REGS.
2147 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2148 (IRA_COVER_CLASSES): Add MDR_REGS.
2149 (REGNO_REG_CLASS): Handle MDR_REG.
2150 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2151 (mn10300_register_move_cost): Likewise.
2152 * config/mn10300/mn10300.md (MDR_REG): New.
2153 (*movsi_internal): Handle moves to/from MDR_REGS.
2155 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2157 (mn10300_secondary_reload): Tidy combination reload classes.
2158 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2159 addresses for AM33. Allow symbolic offsets for reg+imm.
2160 (mn10300_regno_in_class_p): New.
2161 (mn10300_legitimize_reload_address): New.
2162 * config/mn10300/mn10300.h (enum reg_class): Remove
2163 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2164 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2166 (REG_CLASS_NAMES): Update to match.
2167 (REG_CLASS_CONTENTS): Likewise.
2168 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2169 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2170 (REGNO_IN_RANGE_P): Remove.
2171 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2172 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2173 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2174 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2175 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2176 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2177 (REGNO_GENERAL_P): New.
2178 (HAVE_POST_MODIFY_DISP): New.
2179 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2180 (LEGITIMIZE_RELOAD_ADDRESS): New.
2181 * config/mn10300/mn10300-protos.h: Update.
2183 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2184 DATA_REGS for AM33 stack-pointer destination.
2185 (mn10300_preferred_output_reload_class): Likewise.
2186 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2187 into a form appropriate for ...
2188 (TARGET_SECONDARY_RELOAD): New.
2189 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2190 * config/mn10300/mn10300-protos.h: Update.
2191 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2192 reload_insi; use the "A" constraint for the scratch; handle AM33
2193 moves of sp to non-address registers.
2195 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2196 (*movqi_internal): ... here.
2197 (*am33_movhi, *mn10300_movhi): Merge into...
2198 (*movhi_internal): ... here.
2199 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2200 as the source/destination of moves from/to SP.
2201 (movsf): Only allow for AM33-2.
2202 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2203 any integer constant constraint. Only allow for AM33-2. Tidy
2204 all of the alternative outputs.
2205 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2206 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2208 (udivsi3, umodsi3): New patterns for MN103 only.
2210 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2212 * doc/tm.texi.in: Spell out that a lack of register class unions
2214 * doc/tm.texi: Regenerate.
2216 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2218 PR rtl-optimization/47337
2219 * dce.c (check_argument_store): New function.
2220 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2222 PR tree-optimization/47290
2223 * tree-eh.c (infinite_empty_loop_p): New function.
2224 (cleanup_empty_eh): Use it.
2226 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2229 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2230 (a64_expand_widen_sum): Ditto.
2231 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2232 (vec_extract_evenodd_help): Ditto.
2233 (vec_extract_evenv4hi): Ditto.
2234 (vec_extract_oddv4hi): Ditto.
2235 (vec_extract_evenv2si): Ditto.
2236 (vec_extract_oddv2si): Ditto.
2237 (vec_extract_evenv2sf): Ditto.
2238 (vec_extract_oddv2sf): Ditto.
2239 (vec_pack_trunc_v4hi: Ditto.
2240 (vec_pack_trunc_v2si): Ditto.
2241 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2242 (vec_interleave_highv8qi): Ditto.
2244 (vec_extract_oddv8qi): Ditto.
2245 (vec_interleave_lowv4hi): Ditto.
2246 (vec_interleave_highv4hi): Ditto.
2247 (vec_interleave_lowv2si): Ditto.
2248 (vec_interleave_highv2si): Ditto.
2250 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2252 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2253 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2254 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2255 (pa_c_mode_for_suffix): New.
2256 (TARGET_EXPAND_BUILTIN): Define.
2257 (TARGET_C_MODE_FOR_SUFFIX): Define.
2258 (pa_builtins): Define.
2259 (pa_init_builtins): Register __float128 type and init new support
2261 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2262 * config/pa/quadlib.c (_U_Qfcopysign): New.
2264 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2267 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2268 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2271 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2273 PR tree-optimization/47179
2274 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2275 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2277 2011-01-18 Richard Guenther <rguenther@suse.de>
2279 PR rtl-optimization/47216
2280 * emit-rtl.c: Include tree-flow.h.
2281 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2282 of replicating it with different semantics.
2283 * Makefile.in (emit-rtl.o): Adjust.
2285 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2287 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2288 (cortex_a9_dp): Handle neon types correctly.
2290 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2292 PR rtl-optimization/47299
2293 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2294 subtarget. Use normal multiplication if both operands are constants.
2295 * expmed.c (expand_widening_mult): Don't try to optimize constant
2296 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2299 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2301 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2302 spacing after 'e.g.', typos, comma, hyphenation.
2304 2011-01-17 Richard Henderson <rth@redhat.com>
2306 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2307 (rx_restricted_mem_operand): New.
2308 (rx_shift_operand): Use register_operand.
2309 (rx_source_operand, rx_compare_operand): Likewise.
2310 * config/rx/rx.md (addsi3_flags): New expander.
2311 (adddi3): Rewrite as expander.
2312 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2313 (subsi3_flags): New expander.
2314 (subdi3): Rewrite as expander.
2315 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2317 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2318 (rx_init_builtins): Remove sat builtin.
2319 (rx_expand_builtin): Likewise.
2320 * config/rx/rx.md (ssaddsi3): New.
2321 (*sat): Rename from sat. Represent the CC_REG input.
2323 * config/rx/predicates.md (rshift_operator): New.
2324 * config/rx/rx.c (rx_expand_insv): Remove.
2325 * config/rx/rx-protos.h: Update.
2326 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2327 operand to the canonical position.
2328 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2329 (*bitclr, *bitclr_in_memory): Similarly.
2330 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2331 (insv): Retain the zero_extract in the expansion.
2333 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2334 (bswaphi2, bitinvert, revw): Likewise.
2336 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2337 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2338 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2339 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2340 (bitset, bitset_in_memory): Likewise.
2341 (bitinvert, bitinvert_in_memory): Likewise.
2342 (bitclr, bitclr_in_memory): Likewise.
2343 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2344 (rx_strend, rx_cmpstrn): Likewise.
2345 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2346 (bitop peep2 patterns): Remove.
2348 * config/rx/rx.c (rx_match_ccmode): New.
2349 * config/rx/rx-protos.h: Update.
2350 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2351 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2352 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2353 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2354 (fix_truncsfsi2, floatsisf2): Likewise.
2355 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2356 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2357 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2358 (*subsi3_flags, *xorsi3_flags): New.
2360 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2362 * config/rx/rx.c (rx_print_operand): Remove workaround for
2363 unsplit comparison operations.
2365 * config/rx/rx.md (movsicc): Split after reload.
2366 (*movsicc): Merge *movsieq and *movsine via match_operator.
2367 (*stcc): New pattern.
2369 * config/rx/rx.c (rx_float_compare_mode): Remove.
2370 * config/rx/rx.h (rx_float_compare_mode): Remove.
2371 * config/rx/rx.md (cstoresi4): Split after reload.
2372 (*sccc): New pattern.
2374 * config/rx/predicates.md (label_ref_operand): New.
2375 (rx_z_comparison_operator): New.
2376 (rx_zs_comparison_operator): New.
2377 (rx_fp_comparison_operator): New.
2378 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2379 Validate that the flags are set properly for the comparison.
2380 (rx_gen_cond_branch_template): Remove.
2381 (rx_cc_modes_compatible): Remove.
2382 (mode_from_flags): New.
2383 (flags_from_code): Rename from flags_needed_for_conditional.
2384 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2385 (rx_select_cc_mode): Likewise.
2386 (rx_split_fp_compare): New.
2387 (rx_split_cbranch): New.
2388 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2389 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2390 (*cbranchsf4): Similarly.
2391 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2392 match_operator and rx_split_cbranch.
2393 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2394 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2395 (*cmpsi): Rename from cmpsi.
2396 (*tstsi): Rename from tstsi.
2397 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2398 (*conditional_branch): Rename from conditional_branch.
2399 (*reveresed_conditional_branch): Remove.
2400 (b<code>): Remove expander.
2401 * config/rx/rx-protos.h: Update.
2403 * config/rx/rx.c (rx_compare_redundant): Remove.
2404 * config/rx/rx.md (cmpsi): Don't use it.
2405 * config/rx/rx-protos.h: Update.
2407 * config/rx/rx-modes.def (CC_F): New mode.
2408 * config/rx/rx.c (rx_select_cc_mode): New.
2409 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2410 * config/rx/rx-protos.h: Update.
2412 2011-01-17 Richard Henderson <rth@redhat.com>
2414 * except.c (dump_eh_tree): Fix stray ; after for statement.
2416 2011-01-17 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/47313
2419 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2420 handling before copying the body. Properly deal with
2421 by-reference result in SSA form.
2423 2011-01-17 Ian Lance Taylor <iant@google.com>
2426 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2427 (struct_value_alias_set): Don't define.
2428 (sparc_option_override): Don't set sparc_sr_alias_set and
2429 struct_value_alias_set.
2430 (save_or_restore_regs): Use gen_frame_mem rather than calling
2432 (sparc_struct_value_rtx): Likewise.
2434 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2439 (_mm_maskstore_pd): Likewise.
2440 (_mm_maskload_ps): Likewise.
2441 (_mm_maskstore_ps): Likewise.
2442 (_mm256_maskload_pd): Change mask to __m256i.
2443 (_mm256_maskstore_pd): Likewise.
2444 (_mm256_maskload_ps): Likewise.
2445 (_mm256_maskstore_ps): Likewise.
2447 * config/i386/i386-builtin-types.def: Updated.
2448 (ix86_expand_special_args_builtin): Likewise.
2450 * config/i386/i386.c (bdesc_special_args): Update
2451 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2452 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2453 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2454 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2456 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2457 Use <avxpermvecmode> on mask register.
2458 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2460 2011-01-17 Olivier Hainque <hainque@adacore.com>
2461 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2462 Eric Botcazou <ebotcazou@adacore.com>
2465 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2466 if <= USHRT_MAX in 32-bit mode.
2468 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2470 * doc/install.texi (Configuration, Specific): Wrap long
2471 lines in examples. Allow line wrapping in long options
2472 and URLs where beneficial for PDF output.
2474 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2476 * config/mips/mips.c (mips_classify_symbol): Don't return
2477 SYMBOL_PC_RELATIVE for nonlocal labels.
2479 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2481 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2483 2011-01-15 Jan Hubicka <jh@suse.cz>
2485 PR tree-optimization/47276
2486 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2487 declarations as needed.
2489 2011-01-15 Martin Jambor <mjambor@suse.cz>
2491 * common.opt (fdevirtualize): New flag.
2492 * doc/invoke.texi (Option Summary): Document it.
2493 * opts.c (default_options_table): Add devirtualize flag.
2494 * ipa-prop.c (detect_type_change): Return immediately if
2495 devirtualize flag is not set.
2496 (detect_type_change_ssa): Likewise.
2497 (compute_known_type_jump_func): Likewise.
2498 (ipa_analyze_virtual_call_uses): Likewise.
2500 2011-01-14 Martin Jambor <mjambor@suse.cz>
2502 PR tree-optimization/45934
2503 PR tree-optimization/46302
2504 * ipa-prop.c (type_change_info): New type.
2505 (stmt_may_be_vtbl_ptr_store): New function.
2506 (check_stmt_for_type_change): Likewise.
2507 (detect_type_change): Likewise.
2508 (detect_type_change_ssa): Likewise.
2509 (compute_complex_assign_jump_func): Check for dynamic type change.
2510 (compute_complex_ancestor_jump_func): Likewise.
2511 (compute_known_type_jump_func): Likewise.
2512 (compute_scalar_jump_functions): Likewise.
2513 (ipa_analyze_virtual_call_uses): Likewise.
2514 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2516 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2518 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2519 * config/i386/i386.opt (msse5): New Alias.
2521 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2523 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2524 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2525 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2526 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2528 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2530 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2532 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2533 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2534 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2535 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2537 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2539 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2541 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2543 2011-01-14 Mike Stump <mikestump@comcast.net>
2545 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2546 * config/fr30/fr30.md: Likweise
2547 (movsi_push): Likewise.
2548 (movsi_pop): Likewise.
2549 (enter_func): Likewise.
2550 * config/moxie/moxie.md (movsi_push): Likewise.
2551 (movsi_pop): Likewise.
2553 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2555 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2556 %{no_archive} %{exact_version}.
2557 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2558 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2559 %{no_archive} %{exact_version}.
2560 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2561 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2562 * config/mips/vxworks.h: Likewise.
2564 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2566 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2568 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2570 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2571 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2573 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2575 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2578 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2580 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2582 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2583 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2585 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2586 Don't handle -shlib.
2588 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2590 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2591 (CC1_SPEC): Don't handle -profile.
2593 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2595 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2596 * config/mips/mips.h (CC1_SPEC): Likewise.
2598 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2600 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2601 * config/mips/mips.h (CC1_SPEC): Likewise.
2603 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2605 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2606 * config/m32r/linux.h (LINK_SPEC): Likewise.
2607 * config/mips/linux.h (LINK_SPEC): Likewise.
2608 * config/mips/linux64.h (LINK_SPEC): Likewise.
2609 * config/sparc/linux.h (LINK_SPEC): Likewise.
2610 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2611 LINK_SPEC): Likewise.
2612 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2614 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2616 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2618 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2620 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2622 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2623 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2625 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2627 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2629 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2631 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2632 supports -Bstatic/-Bdynamic.
2633 * configure: Regenerate.
2635 2011-01-14 Jan Hubicka <jh@suse.cz>
2636 Jack Howarth <howarth@bromo.med.uc.edu>
2639 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2640 when checking debug_info_level. Test write_symbols instead of
2641 debug_hooks->var_location when setting flag_var_tracking_uninit.
2643 2011-01-14 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/47179
2646 * target.def (ref_may_alias_errno): New target hook.
2647 * targhooks.h (default_ref_may_alias_errno): Declare.
2648 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2649 (default_ref_may_alias_errno): New function.
2650 * target.h (struct ao_ref_s): Declare.
2651 * tree-ssa-alias.c: Include target.h.
2652 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2653 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2654 (targhooks.o): Likewise.
2655 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2656 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2658 2011-01-14 Richard Guenther <rguenther@suse.de>
2660 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2662 2011-01-14 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/47280
2665 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2667 (tree_ssa_forward_propagate_single_use_vars): Deal with
2668 CFG changes from associate_plusminus.
2670 2011-01-14 Richard Guenther <rguenther@suse.de>
2674 2011-01-11 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/46076
2677 * tree-ssa.c (useless_type_conversion_p): Conversions from
2678 unprototyped to empty argument list function types are useless.
2680 2011-01-14 Richard Guenther <rguenther@suse.de>
2682 PR tree-optimization/47286
2683 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2685 2011-01-14 Martin Jambor <mjambor@suse.cz>
2688 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2690 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2692 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2693 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2694 * config/xtensa/xtensa.c (xtensa_libcall_value,
2695 xtensa_function_value_regno_p): New functions.
2696 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2698 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2701 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2703 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2704 New function prototype.
2705 * config/i386/winnt.c (i386_pe_assemble_visibility):
2706 Warn only if attribute was specified by user.
2708 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2711 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2713 (floatunsdidf2_fcfidu): Ditto.
2715 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2717 * config/s390/s390.c (print_operand_address): Replace 'error' with
2718 'output_operand_lossage'.
2719 (print_operand): Likewise.
2721 2011-01-13 Jeff Law <law@redhat.com>
2723 PR rtl-optimization/39077
2724 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2725 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2726 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2727 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2728 * gcse.c (prune_insertions_deletions): New function.
2729 (compute_pre_data): Use it.
2731 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2734 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2736 (prune_unused_types_mark): Use it.
2738 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2740 PR rtl-optimization/45352
2741 * sel-sched.c: Update copyright years.
2742 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2743 in the advancing loop when we have issued issue_rate insns.
2745 2011-01-12 Richard Henderson <rth@redhat.com>
2747 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2748 (TARGET_MD_ASM_CLOBBERS): New.
2750 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2751 (TARGET_DELEGITIMIZE_ADDRESS): New.
2753 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2754 (clzsi2, *bsch): New patterns.
2756 * config/mn10300/mn10300.md (INT): New mode iterator.
2757 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2759 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2760 flag_split_wide_types.
2762 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2763 (mn10300_trampoline_init): Rewrite without a template, an immediate
2764 load and a direct branch.
2765 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2767 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2769 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2770 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2771 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2772 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2774 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2777 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2780 2011-01-12 Jan Hubicka <jh@suse.cz>
2783 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2784 (PLUGIN_COND_CLOSE): New macro.
2785 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2787 2011-01-12 Richard Guenther <rguenther@suse.de>
2790 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2791 register variables in a MEM_REF.
2793 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2795 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2796 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2797 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2798 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2799 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2800 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2801 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2802 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2803 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2804 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2805 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2806 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2807 * config/gnu-user.h: New. Copied from linux.h.
2808 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2809 GNU_USER_TARGET_STARTFILE_SPEC.
2810 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2811 GNU_USER_TARGET_ENDFILE_SPEC.
2812 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2813 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2814 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2815 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2816 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2817 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2818 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2819 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2820 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2821 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2822 * config/arm/linux-eabi.h (CC1_SPEC): Use
2823 GNU_USER_TARGET_CC1_SPEC.
2824 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2825 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2826 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2827 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2828 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2829 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2830 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2831 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2833 2011-01-12 Richard Guenther <rguenther@suse.de>
2836 * doc/invoke.texi (ffast-math): Document it is turned on
2839 2011-01-12 Jan Hubicka <jh@suse.cz>
2841 PR tree-optimization/47233
2842 * opts.c (common_handle_option): Disable ipa-reference with profile
2845 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2847 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2850 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2852 * c-parser.c (c_lex_one_token): Updated and reindented some
2853 comments. No changes in code.
2855 2011-01-11 Ian Lance Taylor <iant@google.com>
2857 * godump.c (go_output_var): Don't output the variable if there is
2858 already a type with the same name.
2860 2011-01-11 Ian Lance Taylor <iant@google.com>
2862 * godump.c (go_format_type): Don't generate float80.
2864 2011-01-11 Richard Henderson <rth@redhat.com>
2866 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2867 declaration. Rewrite for both speed and size.
2868 (mn10300_address_cost_1): Remove.
2869 (mn10300_register_move_cost): New.
2870 (mn10300_memory_move_cost): New.
2871 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2872 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2873 extensions, shifts, BSWAP, CLZ.
2874 (mn10300_wide_const_load_uses_clr): Remove.
2875 (TARGET_REGISTER_MOVE_COST): New.
2876 (TARGET_MEMORY_MOVE_COST): New.
2877 * config/mn10300/mn10300-protos.h: Update.
2878 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2880 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2881 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2882 * config/mn10300/mn10300-protos.h: Update.
2883 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2884 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2885 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2886 (*test_int_bitfield, *test_byte_bitfield): Remove.
2887 (*bit_test, *subreg_bit_test): Remove.
2888 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2890 * config/mn10300/constraints.md ("c"): Rename from "A".
2891 ("A", "D"): New constraint letters.
2892 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2893 (fmssf4, fnmasf4, fnmssf4): Likewise.
2895 * config/mn10300/mn10300.md (isa): New attribute.
2896 (enabled): New attribute.
2898 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2899 (abssf2, negsf2): Define only for hardware fp.
2900 (sqrtsf2): Reformat.
2901 (addsf3, subsf3, mulsf3): Merge expander and insn.
2903 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2904 (DEBUGGER_AUTO_OFFSET): Remove.
2905 (DEBUGGER_ARG_OFFSET): Remove.
2907 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2908 Emit register stores with the same offsets as the hardware.
2909 (mn10300_store_multiple_operation): Don't check that the register
2910 save offsets are monotonic.
2911 * config/mn10300/mn10300-protos.h: Update.
2913 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2915 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2916 in terms of the value on the stack, not the MDR register.
2918 2011-01-11 Jan Hubicka <jh@suse.cz>
2922 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2923 (symbol_alias_set_destroy, symbol_alias_set_contains,
2924 propagate_aliases_backward): Declare.
2925 * lto-streamer-out.c (struct sets): New sturcture.
2926 (trivally_defined_alias): New function.
2927 (output_alias_pair_p): Rewrite.
2928 (output_unreferenced_globals): Fix output of alias pairs.
2929 (produce_symtab): Likewise.
2930 * ipa.c (function_and_variable_visibility): Set weak alias destination
2932 * varasm.c (symbol_alias_set_t): Remove.
2933 (symbol_alias_set_destroy): Export.
2934 (propagate_aliases_forward, propagate_aliases_backward): New functions
2936 (compute_visible_aliases): ... this one; remove.
2937 (trivially_visible_alias): New
2938 (trivially_defined_alias): New.
2939 (remove_unreachable_alias_pairs): Rewrite.
2940 (finish_aliases_1): Reorganize code checking if alias is defined.
2941 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2944 2011-01-11 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/46076
2947 * tree-ssa.c (useless_type_conversion_p): Conversions from
2948 unprototyped to empty argument list function types are useless.
2950 2011-01-11 Richard Guenther <rguenther@suse.de>
2953 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2954 volatile MEMs as MEM_READONLY_P.
2956 2011-01-11 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/47239
2959 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2961 2011-01-11 Jeff Law <law@redhat.com>
2963 PR tree-optimization/47086
2964 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2965 IVs from statements that might throw.
2967 2011-01-10 Jan Hubicka <jh@suse.cz>
2970 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2972 2011-01-10 Jan Hubicka <jh@suse.cz>
2975 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2976 when correcting profile.
2978 2011-01-10 Jan Hubicka <jh@suse.cz>
2981 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2983 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2984 Restore DECL_FINI_PRIORITY.
2986 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2988 * doc/gimple.texi: Fix quoting of multi-word return values in
2989 @deftypefn statements. Ensure presence of return value. Wrap
2990 overlong @deftypefn lines.
2991 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2992 descriptions of removed functions.
2993 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2994 of multi-word return value in @deftypefn statement.
2996 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2999 (Conditional Expressions, Logical Operators)
3000 (Statement and operand traversals): Do not indent smallexample
3001 code. Fix duplicate function argument in example.
3003 2011-01-10 Jeff Law <law@redhat.com>
3005 PR tree-optimization/47141
3006 * ipa-split.c (split_function): Handle case where we are
3007 returning a value and the return block has a virtual operand phi.
3009 2011-01-10 Jan Hubicka <jh@suse.cz>
3011 PR tree-optimization/47234
3012 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3013 (pass_feedback_split_functions): Declare.
3014 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3016 * ipa-split.c (gate_split_functions): Update comments; disable
3017 split-functions for profile_arc_flag and branch_probabilities.
3018 (gate_feedback_split_functions): New function.
3019 (execute_feedback_split_functions): New function.
3020 (pass_feedback_split_functions): New global var.
3022 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3025 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3026 calling gimple_call_set_cannot_inline.
3028 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3030 * config/darwin-sections.def: Remove unused section.
3032 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3035 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3037 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3040 * c-parser.c (c_parser_declaration_or_fndef): Improved
3043 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3045 * config/i386/winnt.c (i386_pe_start_function): Make sure
3046 to switch back to function's section.
3048 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3052 * plugin.c: Move include of dlfcn.h from here...
3053 * system.h: ... to here.
3055 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3057 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3059 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3060 two extra empty pages in PDF output.
3062 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3065 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3066 for error recovery purposes behave as if it was not specified so
3067 that the default type is usd.
3069 2011-01-07 Jan Hubicka <jh@suse.cz>
3071 PR tree-optmization/46469
3072 * ipa.c (function_and_variable_visibility): Clear needed flags on
3073 nodes with external decls; handle weakrefs merging correctly.
3075 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3077 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3080 2011-01-07 Jan Hubicka <jh@suse.cz>
3082 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3083 and no longer claim that gold is required for linker plugin.
3084 * configure: Regenerate.
3085 * gcc.c (PLUGIN_COND): New macro.
3086 (LINK_COMMAND_SPEC): Use it.
3087 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3088 * config.in (HAVE_LTO_PLUGIN): New.
3089 * configure.ac (--with-lto-plugin): New parameter; autodetect
3092 2011-01-07 Jan Hubicka <jh@suse.cz>
3094 PR tree-optimization/46367
3095 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3096 when we can update original.
3097 (cgraph_mark_inline_edge): Sanity check.
3098 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3100 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3102 * config/spu/spu.h (ASM_COMMENT_START): Define.
3104 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3108 (SWITCH_KEEP_FOR_GCC): Likewise.
3109 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3110 (do_spec_1): Handle "%>".
3112 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3114 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3117 * config/i386/i386.c (ix86_delegitimize_address): If
3118 simplify_gen_subreg fails, return orig_x.
3121 * value-prof.c (gimple_stringop_fixed_value): Handle
3122 lhs of the call properly.
3124 2011-01-07 Jan Hubicka <jh@suse.cz>
3127 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3129 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3131 * target.def (function_switched_text_sections): New hook.
3132 * doc/tm.texi: Regenerated.
3133 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3134 * final.c (default_function_switched_text_sections): New.
3135 (final_scan_insn): Call function_switched_text_sections when a
3136 mid-function section change occurs.
3137 * output.h (default_function_switched_text_sections): Declare.
3138 * config/darwin-protos.h (darwin_function_switched_text_sections):
3140 * config/darwin.c (darwin_function_switched_text_sections): New.
3141 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3143 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3145 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3146 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3147 the secondary code fragment when outputting for DWARF == 2.
3149 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3151 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3152 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3154 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3155 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3157 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3160 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3161 when it is not empty.
3163 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3166 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3167 (case ${target}): Add btver1.
3168 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3169 -march=native recognize btver1 processors.
3170 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3171 btver1 def_and_undef
3172 * config/i386/i386.c (struct processor_costs btver1_cost): New
3174 (m_BTVER1): New definition.
3175 (m_AMD_MULTIPLE): Includes m_BTVER1.
3176 (initial_ix86_tune_features): Add btver1 tune.
3177 (processor_target_table): Add btver1 entry.
3178 (static const char *const cpu_names): Add btver1 entry.
3179 (software_prefetching_beneficial_p): Add btver1.
3180 (ix86_option_override_internal): Add btver1 instruction sets.
3181 (ix86_issue_rate): Add btver1.
3182 (ix86_adjust_cost): Add btver1.
3183 * config/i386/i386.h (TARGET_BTVER1): New definition.
3184 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3185 (enum processor_type): Add PROCESSOR_BTVER1.
3186 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3188 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3191 * config/i386/i386.c (legitimize_tls_address)
3192 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3193 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3194 (tls_initial_exec_64_sun): New pattern.
3196 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3198 * doc/invoke.texi (Overall Options): Improve wording and markup
3199 of the description of -wrapper.
3201 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3203 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3204 rdynamic, threads): New Driver options.
3206 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3209 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3210 if coming from .tdata.
3211 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3213 2011-01-06 Jan Hubicka <jh@suse.cz>
3216 * collect2.c (main): Do not enable LTOmode when plugin is active.
3218 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3221 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3222 --version output if supported.
3223 * configure: Regenerate.
3225 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3227 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3230 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3233 * c-convert.c (convert): When converting a complex expression
3234 other than COMPLEX_EXPR to a different complex type, ensure
3235 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3236 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3237 when converting COMPLEX_TYPE.
3239 2011-01-06 Ira Rosen <irar@il.ibm.com>
3241 PR tree-optimization/47139
3242 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3243 only the last reduction value is used outside the loop. Update
3246 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3248 * config/rtems.opt: New.
3249 * config.gcc (*-*-rtems*): Use rtems.opt.
3251 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3253 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3254 processors do not support 3DNow instructions.
3256 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3258 * config/spu/spu.c (spu_option_override): Set parameter
3259 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3261 2011-01-05 Jan Hubicka <jh@suse.cz>
3263 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3264 at the command line.
3266 2011-01-05 Martin Jambor <mjambor@suse.cz>
3269 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3270 deltas on streamed outgoing edges.
3271 (output_node_opt_summary): Output info for outgoing edges only when
3272 the node is in new parameter set.
3273 (output_cgraph_opt_summary): New parameter set, passed to the two
3274 aforementioned functions. Update its forward declaration and its
3277 2011-01-05 Tom Tromey <tromey@redhat.com>
3279 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3280 operator to c_finish_omp_atomic.
3281 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3282 (build_unary_op): Update.
3283 (build_modify_expr): Update.
3284 (build_asm_expr): Update.
3286 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3288 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3289 newly inserted insns.
3291 (spu_emit_branch_hint): Likewise.
3292 (insert_hbrp_for_ilb_runout): Likewise.
3293 (spu_machine_dependent_reorg): Call df_finish_pass after
3294 schedule_insns returns.
3296 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3298 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3300 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3302 PR tree-optimization/47005
3303 * tree-sra.c (struct access): Add 'non_addressable' bit.
3304 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3305 (decide_one_param_reduction): Return 0 if the parameter is passed by
3306 reference and one of the accesses in the group is non_addressable.
3308 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3310 PR tree-optimization/47056
3311 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3312 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3313 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3315 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3317 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3318 initializer. Skip view conversions from aggregate types.
3320 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3323 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3325 2011-01-04 Philipp Thomas <pth@suse.de>
3327 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3330 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3332 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3333 on empty epilogue sequences.
3335 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3337 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3338 non-static): New Driver options.
3340 2011-01-04 Jie Zhang <jie@codesourcery.com>
3343 * gcc.c (default_compilers[]): Set combinable field to 0
3344 for all assembly languages.
3346 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3348 * config/mips/loongson3a.md: New file.
3349 * config/mips/mips.md: Include loongson3a.md.
3350 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3353 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3356 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3357 instead of convert_memory_address_addr_space on the base expression.
3359 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3361 * config/spu/spu.c (spu_option_override): Update error text
3362 for bad -march= / -mtune= values.
3364 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3366 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3367 if branch-hint optimization will be performed.
3369 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3371 PR tree-optimization/47148
3372 * ipa-split.c (split_function): Convert arguments to
3373 DECL_ARG_TYPE if possible.
3375 PR tree-optimization/47155
3376 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3379 PR rtl-optimization/47157
3380 * combine.c (try_combine): If undobuf.other_insn becomes
3381 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3382 and set *new_direct_jump_p too.
3384 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3386 PR tree-optimization/47021
3387 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3389 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3391 * gcc.c (process_command): Update copyright notice dates.
3392 * gcov.c (print_version): Likewise.
3393 * gcov-dump.c (print_version): Likewise.
3394 * mips-tfile.c (main): Likewise.
3395 * mips-tdump.c (main): Likewise.
3397 2011-01-03 Martin Jambor <mjambor@suse.cz>
3399 PR tree-optimization/46801
3400 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3401 aggregate fields start at byte boundary instead of the bit-field flag.
3403 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3406 * gcc.c (main): Revert revision 168407.
3408 2011-01-03 Martin Jambor <mjambor@suse.cz>
3410 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3412 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3414 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3415 vector optab to expand vector/scalar shift, update gimple to vector.
3417 2011-01-03 Martin Jambor <mjambor@suse.cz>
3419 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3422 2011-01-03 Martin Jambor <mjambor@suse.cz>
3424 PR tree-optimization/46984
3425 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3427 (cgraph_create_indirect_edge): Fixed line length.
3428 (cgraph_indirect_call_info): Declare.
3429 (cgraph_make_edge_direct) Update declaration.
3430 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3431 (cgraph_create_indirect_edge): Use it.
3432 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3434 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3435 the new thunk_delta representation.
3436 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3438 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3439 (ipa_read_indirect_edge_info): Likewise.
3440 * lto-cgraph.c (output_edge_opt_summary): New function.
3441 (output_node_opt_summary): Call it on all outgoing edges.
3442 (input_edge_opt_summary): New function.
3443 (input_node_opt_summary): Call it on all outgoing edges.
3445 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3448 * gcc.c (main): Don't check have_o when settting combine_inputs.
3450 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3452 * regrename.c: Add general comment describing the pass.
3453 (struct du_head): Remove 'length' field.
3454 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3455 (regrename_optimize): Do not sort chains. Rework comments, add others.
3456 Force renaming to the preferred class (if any) in the first pass and do
3457 not consider registers that belong to it in the second pass.
3458 (create_new_chain): Do not set 'length' field.
3459 (scan_rtx_reg): Likewise.
3461 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3463 PR tree-optimization/47140
3464 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3465 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3468 PR rtl-optimization/47028
3469 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3470 parm_birth_insn instead of at the beginning of first bb.
3472 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3474 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3475 Remove the word "see" before "@pxref".
3476 * doc/rtl.texi: Remove the word "see" before "@pxref".
3478 2011-01-01 Jan Hubicka <jh@suse.cz>
3480 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3483 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3486 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3489 Copyright (C) 2011 Free Software Foundation, Inc.
3491 Copying and distribution of this file, with or without modification,
3492 are permitted in any medium without royalty provided the copyright
3493 notice and this notice are preserved.