1 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure: Regenerate.
5 2011-02-12 Mike Stump <mikestump@comcast.net>
7 * config/t-darwin (build/slashify): Allow others to reuse easier.
9 2011-02-12 Mike Stump <mikestump@comcast.net>
11 * config/darwin.h: Make pretty.
12 * config/t-darwin (config/darwin.h.rebuild): Add.
13 (build/slashify): Add.
14 * config/slashify.c: Add.
16 2011-02-12 Joseph Myers <joseph@codesourcery.com>
19 * gcc.c (asm_options): Correct spec matching --target-help.
21 2011-02-12 Martin Jambor <mjambor@suse.cz>
23 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
26 2011-02-12 Mike Stump <mikestump@comcast.net>
28 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
29 comments in backslash regions.
31 2011-02-12 Mike Stump <mikestump@comcast.net>
32 Jakub Jelinek <jakub@redhat.com>
33 Iain Sandoe <iains@gcc.gnu.org>
36 * dwarf2out.c (output_cfa_loc): When required, apply the
37 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
38 (output_loc_sequence): Likewise.
39 (output_loc_operands_raw): Likewise.
40 (output_loc_sequence_raw): Likewise.
41 (output_cfa_loc): Likewise.
42 (output_loc_list): Suppress register number adjustment when
43 calling output_loc_sequence()
44 (output_die): Likewise.
46 2011-02-12 Anatoly Sokolov <aesok@post.ru>
48 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
50 * config/xtensa/xtensa.c (xtensa_register_move_cost,
51 xtensa_memory_move_cost): New functions.
52 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
54 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
57 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
58 in the current directory.
61 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
63 * config/darwin.c (darwin_override_options): Add a hunk missed
64 from the commit of r168571. Trim comment line lengths and
65 correct indents of the preceding block.
67 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
69 * gcc.c (driver_handle_option): Concatenate the argument to -F with
72 2011-02-11 Joseph Myers <joseph@codesourcery.com>
74 * common.opt (nostartfiles): New Driver option.
76 2011-02-11 Xinliang David Li <davidxl@google.com>
78 PR tree-optimization/47707
79 * tree-chrec.c (convert_affine_scev): Keep type precision.
81 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
83 PR tree-optimization/47420
84 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
86 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
88 PR rtl-optimization/47614
89 * rtl.h (check_for_inc_dec): Declare.
90 * dse.c (check_for_inc_dec): Externalize...
91 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
92 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
94 2011-02-11 Joseph Myers <joseph@codesourcery.com>
97 * gcc.c (main): Do not compile inputs if there were errors in
99 * opts-common.c (read_cmdline_option): Check for wrong language
100 after other error checks.
102 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
104 * cgraph.c: Fix comment typos.
105 * cgraph.h: Likewise.
106 * cgraphunit.c: Likewise.
107 * ipa-cp.c: Likewise.
108 * ipa-inline.c: Likewise.
109 * ipa-prop.c: Likewise.
110 * ipa-pure-const.c: Likewise.
111 * ipa-ref.c: Likewise.
112 * ipa-reference.c: Likewise.
114 2011-02-11 Jakub Jelinek <jakub@redhat.com>
117 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
119 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * doc/sourcebuild.texi (Require Support): Document
123 dg-require-ascii-locale.
125 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
127 * doc/lto.texi (Write summary): Fix missing parentheses.
129 2011-02-10 DJ Delorie <dj@redhat.com>
131 * config/m32c/m32c.c (m32c_option_override): Disable
132 -fcombine-stack-adjustments until flag value tracking and compare
133 optimization can be rewritten.
135 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
137 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
139 (PROCESSOR_DEFAULT64): Likewise.
141 2011-02-10 Richard Henderson <rth@redhat.com>
143 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
144 change from 2011-02-03.
145 * config/rx/rx.c (flags_from_code): Likewise.
146 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
147 is valid, n/pz otherwise.
148 (rx_select_cc_mode): Return CCmode if Y is not zero.
150 2011-02-10 Richard Guenther <rguenther@suse.de>
152 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
154 2011-02-10 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/47677
157 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
159 2011-02-10 Jakub Jelinek <jakub@redhat.com>
162 * combine.c (make_compound_operation): Only change shifts into
163 multiplication for SCALAR_INT_MODE_P.
165 2011-02-10 Jie Zhang <jie@codesourcery.com>
169 2011-02-05 Jie Zhang <jie@codesourcery.com>
171 * web.c (entry_register): Don't clobber the number of the
172 first uninitialized reference in used[].
174 2011-02-09 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/47664
177 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
180 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
184 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
186 (PROCESSOR_DEFAULT64): Same.
187 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
189 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
191 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
193 2011-02-09 Martin Jambor <mjambor@suse.cz>
196 * tree-sra.c (struct access): New flags grp_scalar_read and
197 grp_scalar_write. Changed description of assignment read and write
199 (dump_access): Dump new flags, reorder all of them.
200 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
201 to detect multiple scalar reads.
202 (analyze_access_subtree): Use the new scalar read write flags instead
203 of the old flags. Adjusted comments.
205 2011-02-08 DJ Delorie <dj@redhat.com>
208 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
211 2011-02-08 Joseph Myers <joseph@codesourcery.com>
213 * config/m68k/uclinux.opt: New.
214 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
216 2011-02-08 Joseph Myers <joseph@codesourcery.com>
218 * config/cris/elf.opt (sim): New Driver option.
220 2011-02-08 Joseph Myers <joseph@codesourcery.com>
222 * config/xtensa/elf.opt: New.
223 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
225 2011-02-08 Joseph Myers <joseph@codesourcery.com>
227 * config/vax/elf.opt: New.
228 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
230 2011-02-08 Joseph Myers <joseph@codesourcery.com>
232 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
234 2011-02-08 Joseph Myers <joseph@codesourcery.com>
236 * config/gnu-user.opt: New.
237 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
238 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
239 *-*-uclinux*): Use gnu-user.opt.
241 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
243 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
244 * config/i386/gnu.h (CPP_SPEC): Likewise.
246 2011-02-08 Ian Lance Taylor <iant@google.com>
248 * common.opt (fcx-limited-range): Add SetByCombined flag.
249 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
250 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
251 (fassociative-math, freciprocal-math): Likewise.
252 (funsafe-math-optimizations): Likewise.
253 * opth-gen.awk: Handle SetByCombined.
254 * optc-gen.awk: Likewise.
255 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
256 (set_unsafe_math_optimizations_flags): Likewise.
257 * doc/options.texi (Option properties): Document SetByCombined.
259 2011-02-08 Joseph Myers <joseph@codesourcery.com>
261 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
262 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
263 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
264 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
265 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
267 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
269 PR tree-optimization/46834
270 PR tree-optimization/46994
271 PR tree-optimization/46995
272 * graphite-sese-to-poly.c (used_outside_reduction): New.
273 (detect_commutative_reduction): Call used_outside_reduction.
274 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
275 translate_scalar_reduction_to_array only when at least one
276 loop-phi/close-phi tuple has been detected.
278 2011-02-08 Richard Guenther <rguenther@suse.de>
281 * tree-vect-generic.c (expand_vector_operations_1): Update
283 (expand_vector_operations): ... not here. Cleanup EH info
284 and the CFG if required.
286 2011-02-08 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/47641
289 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
290 require type compatibility.
292 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
294 * gimple-low.c (lower_function_body): Don't remove the location of
295 the return statement here.
296 (lower_gimple_return): Do it here instead but only if the return
297 statement is actually used twice.
299 2011-02-08 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/47632
302 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
303 unused up_to_stmt parameter, return whether cfg-cleanup is
304 necessary, remove EH info properly.
305 (forward_propagate_into_gimple_cond): Adjust caller.
306 (forward_propagate_into_cond): Likewise.
307 (forward_propagate_comparison): Likewise.
308 (tree_ssa_forward_propagate_single_use_vars): Make
309 forward_propagate_comparison case similar to the two others.
311 2011-02-08 Nick Clifton <nickc@redhat.com>
313 * config/mn10300/mn10300.opt (mliw): New command line option.
314 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
315 (liw_bundling): New automaton.
316 (liw): New attribute.
317 (liw_op): New attribute.
318 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
319 (movsi_internal): Add LIW attributes.
323 (addsi3): Separate register and immediate alternatives.
331 * config/mn10300/mn10300.c (liw_op_names): New
332 (mn10300_print_operand): Handle 'W' operand descriptor.
333 (extract_bundle): New function.
334 (check_liw_constraints): New function.
335 (liw_candidate): New function.
336 (mn10300_bundle_liw): New function.
337 (mn10300_reorg): New function.
338 (TARGET_MACHINE_DEPENDENT_REORG): Define.
339 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
340 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
341 __LIW__ or __NO_LIW__.
342 * doc/invoke.texi: Describe the -mliw command line option.
344 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
346 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
347 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
348 pthread_mutex_unlock): Remove.
349 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
350 * config/pa/t-pa64: Likewise.
351 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
352 shared libc if not linking against libpthread.
353 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
355 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
358 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
359 on 10.6 and later to ensure that we always use the unwinder from
360 the system. Only add -no_compact_unwind when tarteting darwin
363 2011-02-07 Steve Ellcey <sje@cup.hp.com>
366 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
367 (vec_interleave_lowv2sf): Ditto.
368 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
369 (vec_extract_oddv2sf): Ditto.
371 2011-02-07 Mike Stump <mikestump@comcast.net>
374 Add __ieee_divdc3 entry point.
375 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
377 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
378 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
379 * config/darwin.c (darwin_rename_builtins): Add.
380 * config/darwin-protos.h (darwin_rename_builtins): Add.
382 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
385 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
388 2011-02-07 Mike Stump <mikestump@comcast.net>
390 * config/darwin.opt (mmacosx-version-min): Update default OS version.
392 2011-02-07 Denis Chertykov <chertykov@gmail.com>
395 * config/avr/libgcc.S (exit): Move .endfunc
397 2011-02-07 Richard Guenther <rguenther@suse.de>
399 PR tree-optimization/47615
400 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
401 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
402 (run_scc_vn): Initialize it.
403 (visit_reference_op_load): Use it.
404 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
406 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
408 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
409 DImode trapping arithmetic libfuncs.
411 2011-02-07 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/47621
414 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
416 (execute_update_addresses_taken): ... here. Make it more
417 conservative in what we accept.
419 2011-02-06 Joseph Myers <joseph@codesourcery.com>
421 * config/sparc/freebsd.h (ASM_SPEC): Define.
422 * config/sparc/vxworks.h (ASM_SPEC): Define.
424 2011-02-06 Joseph Myers <joseph@codesourcery.com>
426 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
428 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
430 * doc/invoke.texi: Remove reference to compiler internals from
433 * reg-notes.def: Remove REG_VALUE_PROFILE.
434 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
436 2011-02-05 Jakub Jelinek <jakub@redhat.com>
439 * varasm.c (default_section_type_flags): If decl is NULL,
440 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
442 2011-02-05 Jie Zhang <jie@codesourcery.com>
445 * web.c (entry_register): Don't clobber the number of the
446 first uninitialized reference in used[].
448 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
450 PR tree-optimization/46194
451 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
452 (build_classic_dist_vector_1): Do not represent classic distance
453 vectors when the access functions are variating in different loops.
455 2011-02-04 Joseph Myers <joseph@codesourcery.com>
457 * config/mips/iris6.opt: New.
458 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
460 2011-02-04 Richard Henderson <rth@redhat.com>
461 Steve Ellcey <sje@cup.hp.com>
464 * config/ia64/predicates.md (mux1_brcst_element): New.
465 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
466 * config/ia64/ia64.c (ia64_unpack_assemble): New.
467 (ia64_unpack_sign): New.
468 (ia64_expand_unpack): Rewrite using new routines.
469 (ia64_expand_widen_sum): Ditto.
470 (ia64_expand_dot_prod_v8qi): Ditto.
471 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
472 routines, add endian check.
473 (pmpy2_even): Rename from pmpy2_r, add endian check.
474 (pmpy2_odd): Rename from pmpy2_l, add endian check.
475 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
476 (vec_widen_smult_hi_v4hi): Ditto.
477 (vec_widen_umult_lo_v4hi): Ditto.
478 (vec_widen_umult_hi_v4hi): Ditto.
479 (mulv2si3): Change endian checks.
480 (sdot_prodv4hi): Rewrite with new calls.
481 (udot_prodv4hi): New.
482 (vec_pack_ssat_v4hi): Add endian check.
483 (vec_pack_usat_v4hi): Ditto.
484 (vec_pack_ssat_v2si): Ditto.
485 (max1_even): Rename from max1_r, add endian check.
486 (max1_odd): Rename from max1_l, add endian check.
487 (*mux1_rev): Format change.
491 (*mux1_brcst_v8qi): Use new predicate.
492 (vec_extract_evenv8qi): Remove endian check.
493 (vec_extract_oddv8qi): Ditto.
494 (vec_interleave_lowv4hi): Format change.
495 (vec_interleave_highv4hi): Ditto.
496 (mix2_even): Rename from mix2_r, add endian check.
497 (mix2_odd): Rename from mux2_l, add endian check.
498 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
499 (vec_extract_evenodd_helper): Format change.
500 (vec_extract_evenv4hi): Remove endian check.
501 (vec_extract_oddv4hi): Remove endian check.
502 (vec_interleave_lowv2si): Format change.
503 (vec_interleave_highv2si): Format change.
504 (vec_initv2si): Remove endian check.
505 (vecinit_v2si): Add endian check.
506 (reduc_splus_v2sf): Add endian check.
507 (reduc_smax_v2sf): Ditto.
508 (reduc_smin_v2sf): Ditto.
509 (vec_initv2sf): Remove endian check.
510 (fpack): Add endian check.
511 (fswap): Add endian check.
512 (vec_interleave_highv2sf): Add endian check.
513 (vec_interleave_lowv2sf): Add endian check.
514 (fmix_lr): Add endian check.
515 (vec_setv2sf): Format change.
516 (*vec_extractv2sf_0_be): Use shift to extract operand.
517 (*vec_extractv2sf_1_be): New.
518 (vec_pack_trunc_v4hi): Add endian check.
519 (vec_pack_trunc_v2si): Format change.
521 2011-02-04 Jakub Jelinek <jakub@redhat.com>
524 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
525 do bb, locus and block comparison and disallow loads if it is not set.
526 (stmt_is_replaceable_p): New function.
527 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
529 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
530 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
532 * tree-flow.h (stmt_is_replaceable_p): New prototype.
534 2011-02-04 Joseph Myers <joseph@codesourcery.com>
536 * config/rs6000/xilinx.opt: New.
537 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
539 2011-02-04 Joseph Myers <joseph@codesourcery.com>
541 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
543 2011-02-03 Anatoly Sokolov <aesok@post.ru>
545 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
546 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
547 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
548 secondary_reload_info, xtensa_secondary_reload): Remove.
549 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
550 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
551 (xtensa_preferred_reload_class): Make static. Change return and
552 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
553 Use CONST_DOUBLE_P predicate.
554 (xtensa_preferred_output_reload_class): New function.
555 (xtensa_secondary_reload): Make static.
557 2011-02-03 Joseph Myers <joseph@codesourcery.com>
559 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
560 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
561 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
563 2011-02-03 Jakub Jelinek <jakub@redhat.com>
566 * output.h (SECTION_RELRO): Define.
567 (SECTION_MACH_DEP): Adjust.
568 (get_variable_section): New prototype.
569 * varpool.c (varpool_finalize_named_section_flags): New function.
570 (varpool_assemble_pending_decls): Call it.
571 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
572 * cgraphunit.c (cgraph_output_in_order): Call
573 varpool_finalize_named_section_flags.
574 * varasm.c (get_section): Allow section flags conflicts between
575 relro and read-only sections if the section hasn't been declared yet.
576 Set SECTION_OVERRIDE after diagnosing section type conflict.
577 (get_variable_section): No longer static.
578 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
579 readonly sections that need relocations.
580 (decl_readonly_section_1): New function.
581 (decl_readonly_section): Use it.
584 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
585 Steve Ellcey <sje@cup.hp.com>
588 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
589 if section attribute used.
591 2011-02-03 Jakub Jelinek <jakub@redhat.com>
593 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
594 * config/darwin.c (SECTION_NO_ANCHOR): Define.
595 (darwin_init_sections): Remove assertion.
597 2011-02-03 Nick Clifton <nickc@redhat.com>
599 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
601 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
602 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
603 instead of "n" and "pz".
604 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
607 2011-02-03 Jakub Jelinek <jakub@redhat.com>
610 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
611 fma, expand FMA_EXPR as fma{,f,l} call.
614 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
615 copy them into a unsigned char variable and pass address of it to
616 lto_output_data_stream.
619 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
620 around backend_init_target and lang_dependent_init_target calls.
621 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
622 (verify_cgraph_node): Don't call set_cfun here. Use
623 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
624 Set error_found for incorrectly represented calls to thunks.
626 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
629 PR rtl-optimization/43494
630 * rtl.h (for_each_inc_dec_fn): New type.
631 (for_each_inc_dec): Declare.
632 * rtlanal.c (struct for_each_inc_dec_ops): New type.
633 (for_each_inc_dec_find_inc_dec): New fn.
634 (for_each_inc_dec_find_mem): New fn.
635 (for_each_inc_dec): New fn.
636 * dse.c (struct insn_size): Remove.
637 (replace_inc_dec, replace_inc_dec_mem): Remove.
638 (emit_inc_dec_insn_before): New fn.
639 (check_for_inc_dec): Use it, along with for_each_inc_dec.
640 (canon_address): Pass mem modes to cselib_lookup.
641 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
642 (cselib_lookup_from_insn): Likewise.
643 (cselib_subst_to_values): Likewise.
644 * cselib.c (find_slot_memmode): New var.
645 (cselib_find_slot): New fn. Use it instead of
646 htab_find_slot_with_hash everywhere.
647 (entry_and_rtx_equal_p): Use find_slot_memmode.
648 (autoinc_split): New fn.
649 (rtx_equal_for_cselib_p): Rename and implement in terms of...
650 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
651 Deal with autoinc. Special-case recursion into MEMs.
652 (cselib_hash_rtx): Likewise.
653 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
654 address and MEM modes.
655 (cselib_subst_to_values): Add memmode, pass it on.
657 (cselib_lookup): Add memmode argument, pass it on.
658 (cselib_lookup_from_insn): Add memmode.
659 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
660 (struct cselib_record_autoinc_data): New.
661 (cselib_record_autoinc_cb): New fn.
662 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
663 mode to cselib_lookup. Reset autoinced REGs here instead of...
664 (cselib_process_insn): ... here.
665 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
667 (add_uses): Likewise, also to cselib_subst_to_values.
668 (add_stores): Likewise.
669 * sched-deps.c (add_insn_mem_dependence): Pass mode to
670 cselib_subst_to_values.
671 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
672 * gcse.c (do_local_cprop): Adjusted.
673 * postreload.c (reload_cse_simplify_set): Adjusted.
674 (reload_cse_simplify_operands): Adjusted.
675 * sel-sched-dump (debug_mem_addr_value): Pass mode.
677 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
679 PR tree-optimization/45122
680 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
681 unsafe assumptions when there's more than one loop exit.
683 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
686 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
687 Document using vector double with the load/store builtins, and
688 that the load/store builtins always use Altivec instructions.
690 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
691 to use altivec memory instructions, even on VSX.
692 (vector_altivec_store_<mode>): Ditto.
694 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
698 V2DF, V2DI support to load/store overloaded builtins.
700 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
701 altivec load/store builtins for V2DF/V2DI types.
703 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
704 set avoid indexed addresses on power6 if -maltivec.
705 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
706 vector_altivec_load/vector_altivec_store builtins.
707 (altivec_expand_st_builtin): Ditto.
708 (altivec_expand_builtin): Add VSX memory builtins.
709 (rs6000_init_builtins): Add V2DI types to internal types.
710 (altivec_init_builtins): Add support for V2DF/V2DI altivec
712 (rs6000_address_for_altivec): Insure memory address is appropriate
715 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
716 vec_vsx_ld and vec_vsx_st.
717 (vsx_store_<mode>): Ditto.
719 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
720 variables to hold long long types for VSX vector memory builtins.
721 (RS6000_BTI_unsigned_long_long): Ditto.
722 (long_long_integer_type_internal_node): Ditti.
723 (long_long_unsigned_type_internal_node): Ditti.
725 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
726 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
727 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
729 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
733 2011-02-02 Joseph Myers <joseph@codesourcery.com>
735 * config/pa/pa-hpux10.opt: New.
736 * config/hpux11.opt (pthread): New Driver option.
737 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
738 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
740 2011-02-02 Joseph Myers <joseph@codesourcery.com>
742 * config/ia64/vms.opt: New.
743 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
745 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
748 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
749 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
751 (vsx_floatuns<VSi><mode>2): Ditto.
752 (vsx_fix_trunc<mode><VSi>2): Ditto.
753 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
755 2011-02-02 Joseph Myers <joseph@codesourcery.com>
757 * config/i386/djgpp.opt (posix): New Driver option.
759 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
761 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
762 Move to the unsupported targets list.
764 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
766 PR rtl-optimization/47525
767 * df-scan.c: Update copyright years.
768 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
769 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
771 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
773 * config/i386/sysv4.h (TARGET_VERSION): Remove.
774 (SUBTARGET_RETURN_IN_MEMORY): Remove.
775 (ASM_OUTPUT_ASCII): Remove.
776 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
778 2011-02-02 Jeff Law <law@redhat.com>
781 * reload.c (find_reloads_address): Handle reg+d address where both
782 components are invalid by reloading the entire address.
784 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
785 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/40979
789 * passes.c (init_optimization_passes): After LIM call copy_prop
791 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
793 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
795 PR tree-optimization/47576
796 PR tree-optimization/47555
797 * doc/invoke.texi (scev-max-expr-complexity): Documented.
798 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
799 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
800 * tree-scalar-evolution.c (follow_ssa_edge): Use
801 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
803 2011-02-02 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/47566
806 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
808 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
812 * tree-inline.c (declare_return_variable): Remove unused caller
817 * tree-flow-inline.h (clear_is_used, is_used_p): New.
818 * cfgexpand.c (account_used_vars_for_block): Use them.
819 * tree-nrv.c (tree_nrv): Likewise.
820 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
821 (dump_scope_block): Likewise.
822 (remove_unused_locals): Likewise.
826 * tree-inline.c (declare_return_variable): Add result decl to
827 local decls only once.
828 * gimple-low.c (record_vars_into): Mark newly-created variables
831 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
837 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
839 (no_real_insns_p, schedule_block, set_priorities): Drop special
840 treatment of boundary debug insns.
841 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
842 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
843 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
844 (BOUNDARY_DEBUG_INSN_P): Likewise.
845 (SCHEDULE_DEBUG_INSN_P): Likewise.
846 * sched-rgn.c (init_ready_list): Drop special treatment of
847 boundary debug insns.
848 * final.c (rest_of_clean_state): Clear notes' BB.
850 2011-02-01 Joseph Myers <joseph@codesourcery.com>
852 * config/openbsd.opt (assert=): New Driver option.
854 2011-02-01 Joseph Myers <joseph@codesourcery.com>
856 * config/i386/nto.opt: New.
857 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
859 2011-02-01 Joseph Myers <joseph@codesourcery.com>
861 * config/i386/netware.opt: New.
862 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
864 2011-02-01 Joseph Myers <joseph@codesourcery.com>
866 * config/interix.opt (posix): New Driver option.
868 2011-02-01 DJ Delorie <dj@redhat.com>
870 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
872 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
875 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
877 PR tree-optimization/47561
878 * toplev.c (process_options): Print the Graphite flags. Add
879 flag_loop_flatten to the list of options requiring Graphite.
881 2011-02-01 Joseph Myers <joseph@codesourcery.com>
883 * config/i386/cygming.opt (posix): New Driver option.
885 2011-02-01 Joseph Myers <joseph@codesourcery.com>
887 * config/arm/vxworks.opt: New.
888 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
890 2011-02-01 Joseph Myers <joseph@codesourcery.com>
892 * config/alpha/elf.opt: New.
893 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
894 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
896 2011-02-01 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/47559
899 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
900 store-motion on references that can throw.
902 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
904 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
905 * tree-pass.h (TDF_CSELIB): New macro.
906 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
907 cselib_lookup): Check for it rather than for TDF_DETAILS.
909 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
912 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
915 * opts.c (finish_options): Don't add x_aux_base_name if it is
918 2011-02-01 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/47555
922 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
924 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
926 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
929 * config/lm32/t-lm32: Add multilib for all CPU options.
931 2011-02-01 Richard Guenther <rguenther@suse.de>
933 PR tree-optimization/47541
934 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
935 sure to have a field at offset zero.
937 2011-01-31 Joseph Myers <joseph@codesourcery.com>
939 * config/arc/arc.opt (EB, EL): New Driver options.
941 2011-01-31 Joseph Myers <joseph@codesourcery.com>
943 * config/alpha/osf5.opt: New.
944 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
946 2011-01-31 Joseph Myers <joseph@codesourcery.com>
948 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
950 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
952 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
954 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
955 is an alias of -floop-interchange and that it requires the
956 Graphite infrastructure.
957 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
958 flag_loop_interchange based on the value of flag_tree_loop_linear.
960 2011-01-31 Jakub Jelinek <jakub@redhat.com>
961 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/47538
964 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
965 type instead of r1type, except for comparisons. For right
966 shifts and comparisons punt if there are mismatches in
967 sizetype vs. non-sizetype types.
969 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
971 * doc/sourcebuild.texi (Effective-Target Keywords): Document
974 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
978 * configure: Regenerate.
980 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
982 * configure.ac (gcc_cv_ld_static_option): Define.
983 (gcc_cv_ld_dynamic_option): Define.
984 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
986 (HAVE_LD_STATIC_DYNAMIC): Update message.
987 (LD_STATIC_OPTION): Define.
988 (LD_DYNAMIC_OPTION): Define.
989 * configure: Regenerate.
990 * config.in: Regenerate.
991 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
992 HAVE_LD_STATIC_DYNAMIC]: Use them.
994 2011-01-31 Nick Clifton <nickc@redhat.com>
996 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
997 registers inside interrupt handlers if the handler is not a leaf
1000 2011-01-31 Nick Clifton <nickc@redhat.com>
1002 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1003 reg_renumber returning an INVALID_REGNUM.
1005 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1008 * doc/install.texi: Document host options discarded when cross
1009 configuring target libraries.
1011 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1014 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1017 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1019 (no_real_insns_p, schedule_block, set_priorities): Drop special
1020 treatment of boundary debug insns.
1021 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1022 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1023 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1024 (BOUNDARY_DEBUG_INSN_P): Likewise.
1025 (SCHEDULE_DEBUG_INSN_P): Likewise.
1026 * sched-rgn.c (init_ready_list): Drop special treatment of
1027 boundary debug insns.
1028 * final.c (rest_of_clean-state): Clear notes' BB.
1030 2011-01-31 Alan Modra <amodra@gmail.com>
1032 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1033 toc relative expressions as we do in print_operand_address.
1035 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1037 * doc/extend.texi: Follow spelling conventions.
1038 * doc/invoke.texi: Fix a typo.
1040 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1042 * config/hpux11.opt: New.
1043 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1044 ia64*-*-hpux*): Use hpux11.opt.
1046 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1048 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1051 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1053 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1056 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1058 * doc/install.texi (Binaries): Remove outdated reference for
1059 Motorola 68HC11/68HC12 downloads.
1061 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1063 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1066 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1069 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1072 2011-01-28 Ahmad Sharif <asharif@google.com>
1074 * value-prof.c (check_counter): Corrected error message.
1076 2011-01-29 Jie Zhang <jie@codesourcery.com>
1078 * config/arm/arm.c (arm_legitimize_reload_address): New.
1079 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1080 arm_legitimize_reload_address.
1081 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1083 2011-01-28 Ian Lance Taylor <iant@google.com>
1085 * godump.c (go_define): Ignore macros whose definitions include
1086 two adjacent operands.
1088 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1091 * varasm.c (force_const_mem): Store copy of x in desc->constant
1092 instead of x itself.
1093 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1094 itself into REG_EQUAL note.
1096 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1098 * config/freebsd.opt (posix, rdynamic): New Driver options.
1100 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1102 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1104 * configure: Regenerate.
1106 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1108 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1109 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1111 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1113 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1114 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1115 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1116 (s390_preferred_reload_class): Make static. Change return and
1117 'rclass' argument type to reg_class_t.
1119 2011-01-27 Jan Hubicka <jh@suse.cz>
1122 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1123 (process_function_and_variable_attributes): Check defined weakrefs.
1125 2011-01-27 Martin Jambor <mjambor@suse.cz>
1127 PR tree-optimization/47228
1128 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1129 build_ref_for_offset.
1131 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1133 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1135 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1137 PR rtl-optimization/46856
1138 * postreload.c (reload_combine_recognize_const_pattern): Do not
1139 separate cc0 setter and user on cc0 targets.
1141 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1144 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1145 passed a VOID_TYPE expression, immediately emit an error and
1146 return error_mark_node.
1148 2011-01-26 Jeff Law <law@redhat.com>
1150 PR rtl-optimization/47464
1151 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1152 rather than may_trap_p as needed.
1154 2011-01-26 DJ Delorie <dj@redhat.com>
1156 PR rtl-optimization/46878
1157 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1158 setter/user dependency as well.
1160 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1162 PR rtl-optimization/44469
1163 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1164 after removing trivially dead basic blocks.
1166 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1168 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1169 * config/frv/frv.h (LINK_SPEC): Likewise.
1170 * config/i386/netware.h (LINK_SPEC): Likewise.
1171 * config/m68k/linux.h (ASM_SPEC): Likewise.
1172 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1173 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1174 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1175 * config/sparc/linux.h (ASM_SPEC): Likewise.
1176 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1177 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1179 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1181 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1182 * config/frv/frv.h (ASM_SPEC): Likewise.
1183 * config/m68k/linux.h (ASM_SPEC): Likewise.
1184 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1185 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1186 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1187 * config/sparc/linux.h (ASM_SPEC): Likewise.
1188 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1189 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1191 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1193 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1194 * config/frv/frv.h (LINK_SPEC): Likewise.
1195 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1197 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1199 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1200 * config/frv/frv.h (ASM_SPEC): Likewise.
1201 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1202 * config/m68k/linux.h (ASM_SPEC): Likewise.
1203 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1204 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1205 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1206 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1207 * config/sparc/linux.h (ASM_SPEC): Likewise.
1208 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1209 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1210 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1212 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1215 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1217 (vec_extract_evenodd_help): Ditto.
1218 (vec_extract_evenv4hi): Ditto.
1219 (vec_extract_oddv4hi): Ditto.
1220 (vec_interleave_lowv2si): Ditto.
1221 (vec_interleave_highv2si): Ditto.
1222 (vec_extract_evenv2si): Ditto.
1223 (vec_extract_oddv2si: Ditto.
1224 (vec_pack_trunc_v2si): Ditto.
1226 2011-01-22 Jan Hubicka <jh@suse.cz>
1229 * cgraph.h (cgraph_local_info): New field can_change_signature.
1230 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1231 signature can change.
1232 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1234 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1235 (cgraph_function_versioning): We can not change signature of functions
1236 that don't allow that.
1237 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1238 (lto_input_node): Likewise.
1239 * ipa-inline.c (compute_inline_parameters): Compute
1240 local.can_change_signature.
1241 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1242 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1243 functions that can not change signature.
1244 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1245 init_cumulative_args): Do not use local calling conventions
1246 for functions that can not change signature.
1248 2011-01-22 Jan Hubicka <jh@suse.cz>
1250 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1252 2011-01-26 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/47190
1255 * cgraphunit.c (process_common_attributes): New function.
1256 (process_function_and_variable_attributes): Use it.
1258 2011-01-26 Richard Guenther <rguenther@suse.de>
1261 * cgraphbuild.c (record_eh_tables): Record reference to personality
1264 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1267 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1268 non-debug insns from moving up.
1270 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1273 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1274 t-dlldir{,-x} fragment for build and add it to tmake_file.
1275 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1276 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1277 * config/i386/t-dlldir: New file.
1278 (SHLIB_DLLDIR): Define.
1279 * config/i386/t-dlldir-x: New file.
1280 (SHLIB_DLLDIR): Define.
1281 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1282 (SHLIB_INSTALL): Use it.
1284 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1287 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1288 lower bound of the allowed Thumb-2 coprocessor load/store
1289 index range to -256. Add explaining comment.
1291 2011-01-25 Ian Lance Taylor <iant@google.com>
1293 * godump.c (go_define): Improve lexing of macro expansion to only
1294 accept expressions which match Go spec.
1296 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1299 * tree.c (handle_dll_attribute): Handle it.
1300 * doc/extend.texi (@item dllexport): Mention it.
1301 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1303 2011-01-25 Ian Lance Taylor <iant@google.com>
1305 PR tree-optimization/26854
1306 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1307 (decl_jump_unsafe): Move higher in file, with no other change.
1308 (bind): Set has_jump_unsafe_decl if appropriate.
1309 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1310 (check_earlier_gotos): Likewise.
1311 (c_check_switch_jump_warnings): Likewise.
1313 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1315 * doc/invoke.texi (Warning Options): Add missing hyphen.
1316 (-fprofile-dir): Minor grammatical fixes.
1317 (-fbranch-probabilities): Likewise.
1319 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1323 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1325 (no_real_insns_p, schedule_block, set_priorities): Drop special
1326 treatment of boundary debug insns.
1327 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1328 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1329 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1330 (BOUNDARY_DEBUG_INSN_P): Likewise.
1331 (SCHEDULE_DEBUG_INSN_P): Likewise.
1332 * sched-rgn.c (init_ready_list): Drop special treatment of
1333 boundary debug insns.
1334 * final.c (rest_of_clean-state): Clear notes' BB.
1336 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1338 * Makefile.in (LAMBDA_H): Removed.
1339 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1340 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1341 lambda-trans.o, and tree-loop-linear.o.
1342 (lto-symtab.o): Remove dependence on LAMBDA_H.
1343 (tree-loop-linear.o): Remove rule.
1344 (lambda-mat.o): Same.
1345 (lambda-trans.o): Same.
1346 (lambda-code.o): Same.
1347 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1348 (tree-vect-slp.o): Same.
1349 * hwint.h (gcd): Moved here.
1350 (least_common_multiple): Same.
1351 * lambda-code.c: Removed.
1352 * lambda-mat.c: Removed.
1353 * lambda-trans.c: Removed.
1354 * lambda.h: Removed.
1355 * tree-loop-linear.c: Removed.
1356 * lto-symtab.c: Do not include lambda.h.
1357 * omega.c (gcd): Removed.
1358 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1359 * tree-data-ref.c (print_lambda_vector): Moved here.
1360 (lambda_vector_copy): Same.
1361 (lambda_matrix_copy): Same.
1362 (lambda_matrix_id): Same.
1363 (lambda_vector_first_nz): Same.
1364 (lambda_matrix_row_add): Same.
1365 (lambda_matrix_row_exchange): Same.
1366 (lambda_vector_mult_const): Same.
1367 (lambda_vector_negate): Same.
1368 (lambda_matrix_row_negate): Same.
1369 (lambda_vector_equal): Same.
1370 (lambda_matrix_right_hermite): Same.
1371 * tree-data-ref.h: Do not include lambda.h.
1372 (lambda_vector): Moved here.
1373 (lambda_matrix): Same.
1374 (dependence_level): Same.
1375 (lambda_transform_legal_p): Removed declaration.
1376 (lambda_collect_parameters): Same.
1377 (lambda_compute_access_matrices): Same.
1378 (lambda_vector_gcd): Same.
1379 (lambda_vector_new): Same.
1380 (lambda_vector_clear): Same.
1381 (lambda_vector_lexico_pos): Same.
1382 (lambda_vector_zerop): Same.
1383 (lambda_matrix_new): Same.
1384 * tree-flow.h (least_common_multiple): Removed declaration.
1385 * tree-parloops.c (lambda_trans_matrix): Moved here.
1387 (LTM_ROWSIZE): Same.
1388 (LTM_COLSIZE): Same.
1389 (LTM_DENOMINATOR): Same.
1390 (lambda_trans_matrix_new): Same.
1391 (lambda_matrix_vector_mult): Same.
1392 (lambda_transform_legal_p): Same.
1393 * tree-pass.h (pass_linear_transform): Removed declaration.
1394 * tree-ssa-loop.c (tree_linear_transform): Removed.
1395 (gate_tree_linear_transform): Removed.
1396 (pass_linear_transform): Removed.
1397 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1398 flag_loop_interchange.
1400 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/47265
1403 PR tree-optimization/47443
1404 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1405 if name still has some uses.
1407 2011-01-25 Martin Jambor <mjambor@suse.cz>
1409 PR tree-optimization/47382
1410 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1411 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1413 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1415 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1416 sjlj_except_unwind_info.
1418 2011-01-25 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/47426
1421 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1422 visible functions results escape.
1424 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1427 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1428 (arm_get_frame_offsets): Use it.
1430 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1431 Jakub Jelinek <jakub@redhat.com>
1433 PR tree-optimization/47271
1434 * tree-if-conv.c (bb_postdominates_preds): New.
1435 (if_convertible_bb_p): Call bb_postdominates_preds.
1436 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1437 (predicate_scalar_phi): Call bb_postdominates_preds.
1439 2011-01-25 Nick Clifton <nickc@redhat.com>
1441 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1442 * config/rx/rx.c (rx_function_value): Likewise.
1443 (rx_promote_function_mode): Likewise.
1444 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1445 in order to make it legitimate.
1446 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1447 make sure that the first operand is the same as the result register.
1448 (addsi3_unspec): Delete.
1449 (subdi3): Do not accept immediate operands.
1450 (subdi3_internal): Likewise.
1452 2011-01-25 Jeff Law <law@redhat.com>
1454 PR rtl-optimization/37273
1455 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1456 handle them like argument loads from stack slots. Do not double
1457 count memory for memory constants and argument loads from stack slots.
1459 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1461 PR tree-optimization/47427
1462 PR tree-optimization/47428
1463 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1464 coalesce if the new root var would be TREE_READONLY.
1466 2011-01-25 Richard Guenther <rguenther@suse.de>
1469 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1470 correct type for TBAA.
1472 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1474 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1475 (close_phi_written_to_memory): Call for_each_index with
1476 dr_indices_valid_in_loop.
1478 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1480 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1481 when it is initialized.
1483 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1485 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1486 call to graphite_find_data_references_in_stmt.
1487 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1488 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1489 call to graphite_find_data_references_in_stmt.
1490 (analyze_drs_in_stmts): Same.
1491 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1492 in which the scalar analysis of indices is performed.
1493 (create_data_ref): Same. Update call to dr_analyze_indices.
1494 (find_data_references_in_stmt): Update call to create_data_ref.
1495 (graphite_find_data_references_in_stmt): Same.
1496 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1498 (create_data_ref): Same.
1499 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1500 call to create_data_ref.
1502 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1504 * graphite-sese-to-poly.c (build_poly_scop): Move
1505 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1507 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1510 VAR_DECL, PARM_DECL, and RESULT_DECL.
1512 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1514 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1516 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1517 that have already been marked as PBB_IS_REDUCTION.
1519 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1521 * graphite-scop-detection.c (same_close_phi_node): New.
1522 (remove_duplicate_close_phi): New.
1523 (make_close_phi_nodes_unique): New.
1524 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1526 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1528 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1529 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1530 of both data references to be the same.
1532 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1534 * graphite-dependences.c (build_lexicographical_constraint): Remove
1536 (build_lexicographical_constraint): Adjust call to
1537 ppl_powerset_is_empty.
1538 (dependence_polyhedron): Same.
1539 (graphite_legal_transform_dr): Same.
1540 (graphite_carried_dependence_level_k): Same.
1541 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1543 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1545 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1547 * graphite-sese-to-poly.c
1548 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1549 (close_phi_written_to_memory): New.
1550 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1553 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1555 * doc/install.texi: Update the expected version number of PPL to 0.11.
1556 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1557 #if PPL_VERSION_MINOR < 11.
1559 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1561 * graphite-dependences.c: Include graphite-cloog-util.h.
1562 (new_poly_ddr): Inlined into dependence_polyhedron.
1563 (free_poly_ddr): Moved close by new_poly_ddr.
1564 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1565 Early return NULL when ppl_powerset_is_empty returns true.
1566 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1567 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1568 (graphite_legal_transform_dr): Call new_poly_ddr.
1569 (graphite_carried_dependence_level_k): Same.
1570 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1571 (dot_transformed_deps_stmt_1): Removed.
1572 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1573 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1574 (dot_deps_1): Call dot_deps_2.
1575 * Makefile.in (graphite-dependences.o): Add missing dependence on
1576 graphite-cloog-util.h.
1578 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1580 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1581 (build_lexicographical_constraint): Same.
1582 (dependence_polyhedron_1): Same.
1583 (graphite_legal_transform_dr): Same.
1584 (graphite_carried_dependence_level_k): Same.
1585 * graphite-ppl.c (ppl_powerset_is_empty): New.
1586 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1587 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1589 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1591 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1592 the "a followed by b" relation and document it.
1594 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1596 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1597 iteration when the bag of constraints is empty.
1599 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1601 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1603 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1605 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1606 nest and two loop depths as parameters.
1607 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1608 lst_perfect_nestify.
1610 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1612 * graphite-dependences.c (print_pddr): Call
1613 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1615 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1617 * graphite-ppl.c (debug_gmp_value): New.
1618 * graphite-ppl.h (debug_gmp_value): Declared.
1620 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1622 * doc/install.texi: Document availability of cloog-0.16.
1624 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1626 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1627 invalid postdominance info.
1629 2011-01-24 Jan Hubicka <jh@suse.cz>
1632 * doc/extend.texi (weak pragma): Drop claim that it must
1633 appear before definition.
1634 * varasm.c (merge_weak, declare_weak): Only sanity check
1635 that DECL is not output at a time it is declared weak.
1637 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1639 * machmode.def: Fixed comments.
1641 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1643 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1645 2011-01-24 Paul Koning <ni1d@arrl.net>
1647 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1650 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1653 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1654 (block_info): Add scanned and prev.
1655 (move_or_delete_vzeroupper_2): Return if the basic block
1656 has been scanned and the upper 128bit state is unchanged
1658 (move_or_delete_vzeroupper_1): Return true if the exit
1660 (move_or_delete_vzeroupper): Visit basic blocks using the
1661 work-list based algorithm based on vt_find_locations in
1664 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1666 2011-01-24 Nick Clifton <nickc@redhat.com>
1668 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1669 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1670 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1671 then define __v850e1__.
1672 * doc/invoke.texi: Document -mv850es.
1674 2011-01-24 Richard Henderson <rth@redhat.com>
1676 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1677 compound unordered comparisons.
1678 * config/rx/rx.c (rx_split_fp_compare): Remove.
1679 * config/rx/rx-protos.h: Update.
1680 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1681 (cbranchsf4): Don't call rx_split_fp_compare.
1682 (*cbranchsf4): Use rx_split_cbranch.
1683 (*cmpsf): Don't accept "i" constraint.
1684 (*conditional_branch): Only valid after reload.
1685 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1687 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1690 * config/rs6000/altivec.md (vector constant splitters): Add
1691 support for creating vector single precision constants if -mvsx is
1692 used and we would create the constant using Altivec primitives.
1694 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1695 Richard Sandiford <rdsandiford@googlemail.com>
1697 PR rtl-optimization/47166
1698 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1699 mechanism for PRE_MODIFY and POST_MODIFY.
1700 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1703 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1705 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1707 2011-01-22 Jan Hubicka <jh@suse.cz>
1710 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1712 2011-01-22 Jan Hubicka <jh@suse.cz>
1714 PR tree-optimization/43884
1716 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1717 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1719 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1721 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1722 * config/s390/s390.c (s390_register_move_cost,
1723 s390_memory_move_cost): New.
1724 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1726 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1729 * except.c (sjlj_assign_call_site_values): Move setting the
1730 crtl->uses_eh_lsda flag to ...
1731 (sjlj_mark_call_sites): ... here.
1732 (sjlj_emit_function_enter): Support NULL dispatch label.
1733 (sjlj_build_landing_pads): In a function with no landing pads
1734 that still has must-not-throw regions, generate code to register
1735 a personality function with empty LSDA.
1737 2011-01-21 Richard Henderson <rth@redhat.com>
1739 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1741 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1743 * compare-elim.c: New file.
1744 * Makefile.in (OBJS-common): Add it.
1745 (compare-elim.o): New.
1746 * common.opt (fcompare-elim): New.
1747 * opts.c (default_options_table): Add OPT_fcompare_elim.
1748 * tree-pass.h (pass_compare_elim_after_reload): New.
1749 * passes.c (init_optimization_passes): Add it.
1750 * recog.h: Protect against re-inclusion.
1751 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1752 * doc/invoke.texi (-fcompare-elim): Document it.
1753 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1754 * doc/tm.texi: Rebuild.
1756 2011-01-22 Nick Clifton <nickc@redhat.com>
1758 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1759 rx_split_fp_compare.
1761 2011-01-22 Nick Clifton <nickc@redhat.com>
1763 * config/rx/rx.md (UNSPEC_CONST): New.
1764 (deallocate_and_return): Wrap the amount popped off the stack in
1765 an UNSPEC_CONST in order to stop it being rejected by
1766 -mmax-constant-size.
1767 (pop_and_return): Add a "(return)" rtx.
1768 (call): Drop the immediate operand.
1769 (call_internal): Likewise.
1770 (call_value): Likewise.
1771 (call_value_internal): Likewise.
1772 (sibcall_internal): Likewise.
1773 (sibcall_value_internal): Likewise.
1774 (sibcall): Likewise. Generate an explicit call using
1776 (sibcall_value): Likewise.
1777 (mov<>): FAIL if a constant operand is not legitimate.
1778 (addsi3_unpsec): New pattern.
1780 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1781 (ok_for_max_constant): New function.
1782 (gen_safe_add): New function.
1783 (rx_expand_prologue): Use gen_safe_add.
1784 (rx_expand_epilogue): Likewise.
1785 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1788 2011-01-21 Jeff Law <law@redhat.com>
1790 PR tree-optimization/47053
1791 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1792 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1793 statements are deleted.
1794 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1795 is nonempty, then purge dead edges and cleanup the CFG.
1797 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1801 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1803 * tree-dfa.c (create_var_ann): Mark variable as used.
1805 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1808 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1809 notes from other section in hot/cold partitioning even if
1810 last_action is -3. Increment call_site_base.
1812 PR rtl-optimization/47366
1813 * fwprop.c (forward_propagate_into): Return bool. If
1814 any changes are made, -fnon-call-exceptions is used and
1815 REG_EH_REGION note is present, call purge_dead_edges
1816 and return true if it purged anything.
1817 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1818 any EH edges were purged.
1820 2011-01-21 Jeff Law <law@redhat.com>
1822 PR rtl-optimization/41619
1823 * caller-save.c (setup_save_areas): Break out code to determine
1824 which hard regs are live across calls by examining the reload chains
1825 so that it is always used.
1826 Eliminate code which checked REG_N_CALLS_CROSSED.
1828 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1830 PR tree-optimization/47355
1831 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1832 NOP has non-debug uses beyond PHIs in new_bb.
1834 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1837 * cfgexpand.c (account_used_vars_for_block): Only account vars
1838 that are annotated as used.
1839 (estimated_stack_frame_size): Don't set TREE_USED.
1840 * tree-dfa.c (create_var_ann): Mark variable as used.
1842 2011-01-21 Richard Guenther <rguenther@suse.de>
1845 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1847 2011-01-21 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/47365
1850 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1851 (vn_reference_lookup_pieces): Adjust.
1852 (vn_reference_lookup): Likewise.
1853 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1854 (vn_reference_lookup_3): Only look through kills if in
1855 VN_WALKREWRITE mode.
1856 (vn_reference_lookup_pieces): Adjust.
1857 (vn_reference_lookup): Likewise.
1858 (visit_reference_op_load): Likewise.
1859 (visit_reference_op_store): Likewise.
1860 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1861 (compute_avail): Likewise.
1862 (eliminate): Likewise.
1864 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1866 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1867 DECL_IGNORED_P non-reg vars if they are used.
1869 PR tree-optimization/47391
1870 * varpool.c (const_value_known_p): Return false if
1873 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1876 * config/i386/i386.c (ix86_local_alignment): Handle
1877 case for va_list_type_node is nil.
1878 (ix86_canonical_va_list_type): Likewise.
1880 2011-01-21 Alan Modra <amodra@gmail.com>
1882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1883 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1885 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1887 * config/arm/arm.md (define_attr type): Rename f_load
1888 and f_store to f_fpa_load and f_fpa_store. Update.
1889 (write_conflict): Deal with rename fallout.
1890 (*push_fp_multi): Likewise.
1891 * config/arm/fpa.md (f_load): Use f_fpa_load.
1892 (f_store): Use f_fpa_store.
1893 (*movsf_fpa): Likewise.
1894 (*movdf_fpa): Likewise.
1895 (*movxf_fpa): Likewise.
1896 (*thumb2_movsf_fpa): Likewise.
1897 (*thumb2_movdf_fpa): Likewise.
1898 (*thumb2_movxf_fpa): Likewise.
1899 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1900 f_loadd and f_stored.
1901 (*thumb2_movdi_vfp): Likewise.
1902 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1903 (*thumb2_movsi_vfp): Likewise.
1904 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1905 Use f_loads instead of f_load.
1906 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1908 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1910 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1911 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1912 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1913 (xtensa_mode_dependent_address_p): New function.
1914 (constantpool_address_p): Make static. Change return type to bool.
1915 Change argument type to const_rtx. Use CONST_INT_P predicate.
1917 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1920 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1922 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1925 * cfgexpand.c (expand_debug_expr): Instead of generating
1926 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1929 2011-01-20 Richard Guenther <rguenther@suse.de>
1932 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1933 the pointer operand of MEM_REFs.
1935 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1937 PR tree-optimization/46130
1938 * ipa-split.c (consider_split): If return_bb contains non-virtual
1939 PHIs other than for retval or if split_function would not adjust it,
1942 2011-01-20 Richard Guenther <rguenther@suse.de>
1944 PR tree-optimization/47167
1945 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1946 Revert previous change, only avoid enumeral type changes.
1948 2011-01-19 Mike Stump <mikestump@comcast.net>
1950 * doc/tm.texi.in (BRANCH_COST): Englishify.
1951 * doc/tm.texi (BRANCH_COST): Likewise.
1953 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1956 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1957 (gen_scheduled_generic_parms_dies): New functions.
1958 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1959 generation for the end of CU compilation.
1960 (dwarf2out_finish): Generate template parameters DIEs here.
1962 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1965 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1966 debug bind stmt on merge edges.
1968 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1972 * function.c (instantiate_expr): Instantiate incoming rtl of
1973 implicit arguments, and recurse on VALUE_EXPRs.
1974 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1975 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1977 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1979 * c-parser.c (c_parser_for_statement): Initialize
1980 collection_expression.
1982 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1984 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1986 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1988 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1989 (LINK_SHLIB_SPEC): Don't use %(link_path).
1990 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1992 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1994 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1995 (NO_SHARED_LIB_SUPPORT): Remove.
1996 (LINK_SHLIB_SPEC): Remove one conditional definition.
1998 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2000 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2002 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2003 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2004 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2005 %{call_shared} and conditionals on these options not being passed.
2006 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2009 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2011 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2014 * ipa-split.c: Spelling fixes.
2016 2011-01-19 Richard Henderson <rth@redhat.com>
2018 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2019 (*mulsi3): Likewise.
2021 * longlong.h [__mn10300__] (count_leading_zeros): New.
2022 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2023 [__mn10300__] (add_ssaaaa, subddmmss): New.
2024 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2025 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2027 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2029 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2031 2011-01-19 Richard Henderson <rth@redhat.com>
2033 * config/mn10300/mn10300.md (addsi3_flags): New.
2034 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2035 (subsi3_flags, subc_internal, subdi3): New.
2036 (subdi3_internal, *subdi3_degenerate): New.
2037 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2039 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2040 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2041 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2042 * config/mn10300/mn10300-protos.h: Update.
2043 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2044 (return_ret): Likewise. Rename from return_internal_regs.
2045 (return_internal): Remove.
2047 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2048 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2049 (mn10300_legitimate_constant_p): Likewise.
2050 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2051 (mn10300_frame_size): New.
2052 (mn10300_expand_prologue): Use it.
2053 (mn10300_expand_epilogue): Likewise.
2054 (mn10300_initial_offset): Likewise.
2055 * config/mn10300/mn10300-protos.h: Update.
2056 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2057 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2058 (prologue, epilogue, return_internal): Tidy output code.
2059 (mn10300_store_multiple_operation, return): Likewise.
2060 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2061 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2062 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2063 (load_pic, am33_load_pic): New.
2064 (mn10300_load_pic0, mn10300_load_pic1): New.
2066 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2067 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2068 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2069 (cc_flags_for_mode, cc_flags_for_code): New.
2070 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2071 overflow flag is not valid. Validate that the flags we need
2072 for the comparison are valid.
2073 (mn10300_output_cmp): Remove.
2074 (mn10300_output_add): New.
2075 (mn10300_select_cc_mode): Use cc_flags_for_code.
2076 (mn10300_split_cbranch): New.
2077 (mn10300_match_ccmode): New.
2078 (mn10300_split_and_operand_count): New.
2079 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2081 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2082 (addsi3): ... here. Use mn10300_output_add.
2083 (*addsi3_flags): New.
2084 (*am33_subsi3, *mn10300_subsi3): Merge...
2085 (subsi3): ... here. Use attribute isa.
2086 (*subsi3_flags): New.
2087 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2089 (*am33_andsi3, *mn10300_andsi3): Merge...
2091 (*andsi3_flags): New.
2092 (andsi3 splitters): New.
2093 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2095 (*iorsi3_flags): New.
2096 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2098 (*xorsi3_flags): New.
2099 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2100 (one_cmplsi2): ... here.
2101 (*one_cmplsi2_flags): New.
2102 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2103 instead of "dax" in constraints. Use mn10300_split_cbranch.
2104 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2105 use matching constraints to eliminate a self-comparison.
2106 (*integer_conditional_branch): Rename from integer_conditional_branch.
2107 Use int_mode_flags to match CC_REG.
2108 (*cbranchsi4_btst, *btstsi): New.
2109 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2110 mn10300_split_cbranch.
2111 (*am33_cmpsf): Rename from am33_cmpsf.
2112 (*float_conditional_branch): Rename from float_conditional_branch.
2113 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2114 (zero_extendqisi2): ... here.
2115 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2116 (zero_extendhisi2): ... here.
2117 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2118 (extendqisi2): ... here.
2119 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2120 (extendhisi2): ... here.
2121 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2122 (ashlsi3): ... here.
2123 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2124 (lshrsi3): ... here.
2125 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2126 (ashrsi3): ... here.
2127 (consecutive add peephole): Remove.
2128 * config/mn10300/predicates.md (label_ref_operand): New.
2129 (int_mode_flags): New.
2130 (CCZN_comparison_operator): New.
2132 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2133 (throughput_42_latency_43): New reservation.
2134 (mulsidi3, umulsidi3): New expanders.
2135 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2136 the MDR register to allocation; separately allocate the low and
2137 high parts of the DImode result.
2138 (umulsidi3_internal): Similarly.
2139 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2140 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2141 (udivsi3, umodsi3): Remove.
2142 (udivmodsi4, divmodsi4): New expanders.
2143 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2144 (*divmodsi4): Simiarly.
2145 (ext_internal): New.
2147 * config/mn10300/constraints.md ("z"): New constraint.
2148 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2149 (FIXED_REGISTERS): Don't fix MDR.
2150 (CALL_USED_REGSITERS): Reformat nicely.
2151 (REG_ALLOC_ORDER): Add MDR.
2152 (enum regclass): Add MDR_REGS.
2153 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2154 (IRA_COVER_CLASSES): Add MDR_REGS.
2155 (REGNO_REG_CLASS): Handle MDR_REG.
2156 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2157 (mn10300_register_move_cost): Likewise.
2158 * config/mn10300/mn10300.md (MDR_REG): New.
2159 (*movsi_internal): Handle moves to/from MDR_REGS.
2161 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2163 (mn10300_secondary_reload): Tidy combination reload classes.
2164 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2165 addresses for AM33. Allow symbolic offsets for reg+imm.
2166 (mn10300_regno_in_class_p): New.
2167 (mn10300_legitimize_reload_address): New.
2168 * config/mn10300/mn10300.h (enum reg_class): Remove
2169 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2170 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2172 (REG_CLASS_NAMES): Update to match.
2173 (REG_CLASS_CONTENTS): Likewise.
2174 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2175 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2176 (REGNO_IN_RANGE_P): Remove.
2177 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2178 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2179 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2180 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2181 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2182 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2183 (REGNO_GENERAL_P): New.
2184 (HAVE_POST_MODIFY_DISP): New.
2185 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2186 (LEGITIMIZE_RELOAD_ADDRESS): New.
2187 * config/mn10300/mn10300-protos.h: Update.
2189 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2190 DATA_REGS for AM33 stack-pointer destination.
2191 (mn10300_preferred_output_reload_class): Likewise.
2192 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2193 into a form appropriate for ...
2194 (TARGET_SECONDARY_RELOAD): New.
2195 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2196 * config/mn10300/mn10300-protos.h: Update.
2197 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2198 reload_insi; use the "A" constraint for the scratch; handle AM33
2199 moves of sp to non-address registers.
2201 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2202 (*movqi_internal): ... here.
2203 (*am33_movhi, *mn10300_movhi): Merge into...
2204 (*movhi_internal): ... here.
2205 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2206 as the source/destination of moves from/to SP.
2207 (movsf): Only allow for AM33-2.
2208 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2209 any integer constant constraint. Only allow for AM33-2. Tidy
2210 all of the alternative outputs.
2211 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2212 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2214 (udivsi3, umodsi3): New patterns for MN103 only.
2216 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2218 * doc/tm.texi.in: Spell out that a lack of register class unions
2220 * doc/tm.texi: Regenerate.
2222 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2224 PR rtl-optimization/47337
2225 * dce.c (check_argument_store): New function.
2226 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2228 PR tree-optimization/47290
2229 * tree-eh.c (infinite_empty_loop_p): New function.
2230 (cleanup_empty_eh): Use it.
2232 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2235 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2236 (a64_expand_widen_sum): Ditto.
2237 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2238 (vec_extract_evenodd_help): Ditto.
2239 (vec_extract_evenv4hi): Ditto.
2240 (vec_extract_oddv4hi): Ditto.
2241 (vec_extract_evenv2si): Ditto.
2242 (vec_extract_oddv2si): Ditto.
2243 (vec_extract_evenv2sf): Ditto.
2244 (vec_extract_oddv2sf): Ditto.
2245 (vec_pack_trunc_v4hi: Ditto.
2246 (vec_pack_trunc_v2si): Ditto.
2247 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2248 (vec_interleave_highv8qi): Ditto.
2250 (vec_extract_oddv8qi): Ditto.
2251 (vec_interleave_lowv4hi): Ditto.
2252 (vec_interleave_highv4hi): Ditto.
2253 (vec_interleave_lowv2si): Ditto.
2254 (vec_interleave_highv2si): Ditto.
2256 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2258 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2259 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2260 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2261 (pa_c_mode_for_suffix): New.
2262 (TARGET_EXPAND_BUILTIN): Define.
2263 (TARGET_C_MODE_FOR_SUFFIX): Define.
2264 (pa_builtins): Define.
2265 (pa_init_builtins): Register __float128 type and init new support
2267 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2268 * config/pa/quadlib.c (_U_Qfcopysign): New.
2270 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2273 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2274 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2277 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2279 PR tree-optimization/47179
2280 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2281 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2283 2011-01-18 Richard Guenther <rguenther@suse.de>
2285 PR rtl-optimization/47216
2286 * emit-rtl.c: Include tree-flow.h.
2287 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2288 of replicating it with different semantics.
2289 * Makefile.in (emit-rtl.o): Adjust.
2291 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2293 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2294 (cortex_a9_dp): Handle neon types correctly.
2296 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2298 PR rtl-optimization/47299
2299 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2300 subtarget. Use normal multiplication if both operands are constants.
2301 * expmed.c (expand_widening_mult): Don't try to optimize constant
2302 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2305 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2307 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2308 spacing after 'e.g.', typos, comma, hyphenation.
2310 2011-01-17 Richard Henderson <rth@redhat.com>
2312 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2313 (rx_restricted_mem_operand): New.
2314 (rx_shift_operand): Use register_operand.
2315 (rx_source_operand, rx_compare_operand): Likewise.
2316 * config/rx/rx.md (addsi3_flags): New expander.
2317 (adddi3): Rewrite as expander.
2318 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2319 (subsi3_flags): New expander.
2320 (subdi3): Rewrite as expander.
2321 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2323 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2324 (rx_init_builtins): Remove sat builtin.
2325 (rx_expand_builtin): Likewise.
2326 * config/rx/rx.md (ssaddsi3): New.
2327 (*sat): Rename from sat. Represent the CC_REG input.
2329 * config/rx/predicates.md (rshift_operator): New.
2330 * config/rx/rx.c (rx_expand_insv): Remove.
2331 * config/rx/rx-protos.h: Update.
2332 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2333 operand to the canonical position.
2334 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2335 (*bitclr, *bitclr_in_memory): Similarly.
2336 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2337 (insv): Retain the zero_extract in the expansion.
2339 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2340 (bswaphi2, bitinvert, revw): Likewise.
2342 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2343 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2344 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2345 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2346 (bitset, bitset_in_memory): Likewise.
2347 (bitinvert, bitinvert_in_memory): Likewise.
2348 (bitclr, bitclr_in_memory): Likewise.
2349 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2350 (rx_strend, rx_cmpstrn): Likewise.
2351 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2352 (bitop peep2 patterns): Remove.
2354 * config/rx/rx.c (rx_match_ccmode): New.
2355 * config/rx/rx-protos.h: Update.
2356 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2357 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2358 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2359 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2360 (fix_truncsfsi2, floatsisf2): Likewise.
2361 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2362 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2363 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2364 (*subsi3_flags, *xorsi3_flags): New.
2366 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2368 * config/rx/rx.c (rx_print_operand): Remove workaround for
2369 unsplit comparison operations.
2371 * config/rx/rx.md (movsicc): Split after reload.
2372 (*movsicc): Merge *movsieq and *movsine via match_operator.
2373 (*stcc): New pattern.
2375 * config/rx/rx.c (rx_float_compare_mode): Remove.
2376 * config/rx/rx.h (rx_float_compare_mode): Remove.
2377 * config/rx/rx.md (cstoresi4): Split after reload.
2378 (*sccc): New pattern.
2380 * config/rx/predicates.md (label_ref_operand): New.
2381 (rx_z_comparison_operator): New.
2382 (rx_zs_comparison_operator): New.
2383 (rx_fp_comparison_operator): New.
2384 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2385 Validate that the flags are set properly for the comparison.
2386 (rx_gen_cond_branch_template): Remove.
2387 (rx_cc_modes_compatible): Remove.
2388 (mode_from_flags): New.
2389 (flags_from_code): Rename from flags_needed_for_conditional.
2390 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2391 (rx_select_cc_mode): Likewise.
2392 (rx_split_fp_compare): New.
2393 (rx_split_cbranch): New.
2394 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2395 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2396 (*cbranchsf4): Similarly.
2397 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2398 match_operator and rx_split_cbranch.
2399 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2400 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2401 (*cmpsi): Rename from cmpsi.
2402 (*tstsi): Rename from tstsi.
2403 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2404 (*conditional_branch): Rename from conditional_branch.
2405 (*reveresed_conditional_branch): Remove.
2406 (b<code>): Remove expander.
2407 * config/rx/rx-protos.h: Update.
2409 * config/rx/rx.c (rx_compare_redundant): Remove.
2410 * config/rx/rx.md (cmpsi): Don't use it.
2411 * config/rx/rx-protos.h: Update.
2413 * config/rx/rx-modes.def (CC_F): New mode.
2414 * config/rx/rx.c (rx_select_cc_mode): New.
2415 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2416 * config/rx/rx-protos.h: Update.
2418 2011-01-17 Richard Henderson <rth@redhat.com>
2420 * except.c (dump_eh_tree): Fix stray ; after for statement.
2422 2011-01-17 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/47313
2425 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2426 handling before copying the body. Properly deal with
2427 by-reference result in SSA form.
2429 2011-01-17 Ian Lance Taylor <iant@google.com>
2432 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2433 (struct_value_alias_set): Don't define.
2434 (sparc_option_override): Don't set sparc_sr_alias_set and
2435 struct_value_alias_set.
2436 (save_or_restore_regs): Use gen_frame_mem rather than calling
2438 (sparc_struct_value_rtx): Likewise.
2440 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2445 (_mm_maskstore_pd): Likewise.
2446 (_mm_maskload_ps): Likewise.
2447 (_mm_maskstore_ps): Likewise.
2448 (_mm256_maskload_pd): Change mask to __m256i.
2449 (_mm256_maskstore_pd): Likewise.
2450 (_mm256_maskload_ps): Likewise.
2451 (_mm256_maskstore_ps): Likewise.
2453 * config/i386/i386-builtin-types.def: Updated.
2454 (ix86_expand_special_args_builtin): Likewise.
2456 * config/i386/i386.c (bdesc_special_args): Update
2457 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2458 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2459 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2460 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2462 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2463 Use <avxpermvecmode> on mask register.
2464 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2466 2011-01-17 Olivier Hainque <hainque@adacore.com>
2467 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2468 Eric Botcazou <ebotcazou@adacore.com>
2471 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2472 if <= USHRT_MAX in 32-bit mode.
2474 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2476 * doc/install.texi (Configuration, Specific): Wrap long
2477 lines in examples. Allow line wrapping in long options
2478 and URLs where beneficial for PDF output.
2480 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2482 * config/mips/mips.c (mips_classify_symbol): Don't return
2483 SYMBOL_PC_RELATIVE for nonlocal labels.
2485 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2487 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2489 2011-01-15 Jan Hubicka <jh@suse.cz>
2491 PR tree-optimization/47276
2492 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2493 declarations as needed.
2495 2011-01-15 Martin Jambor <mjambor@suse.cz>
2497 * common.opt (fdevirtualize): New flag.
2498 * doc/invoke.texi (Option Summary): Document it.
2499 * opts.c (default_options_table): Add devirtualize flag.
2500 * ipa-prop.c (detect_type_change): Return immediately if
2501 devirtualize flag is not set.
2502 (detect_type_change_ssa): Likewise.
2503 (compute_known_type_jump_func): Likewise.
2504 (ipa_analyze_virtual_call_uses): Likewise.
2506 2011-01-14 Martin Jambor <mjambor@suse.cz>
2508 PR tree-optimization/45934
2509 PR tree-optimization/46302
2510 * ipa-prop.c (type_change_info): New type.
2511 (stmt_may_be_vtbl_ptr_store): New function.
2512 (check_stmt_for_type_change): Likewise.
2513 (detect_type_change): Likewise.
2514 (detect_type_change_ssa): Likewise.
2515 (compute_complex_assign_jump_func): Check for dynamic type change.
2516 (compute_complex_ancestor_jump_func): Likewise.
2517 (compute_known_type_jump_func): Likewise.
2518 (compute_scalar_jump_functions): Likewise.
2519 (ipa_analyze_virtual_call_uses): Likewise.
2520 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2522 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2524 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2525 * config/i386/i386.opt (msse5): New Alias.
2527 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2529 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2530 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2531 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2532 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2534 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2536 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2538 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2539 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2540 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2541 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2543 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2545 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2547 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2549 2011-01-14 Mike Stump <mikestump@comcast.net>
2551 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2552 * config/fr30/fr30.md: Likweise
2553 (movsi_push): Likewise.
2554 (movsi_pop): Likewise.
2555 (enter_func): Likewise.
2556 * config/moxie/moxie.md (movsi_push): Likewise.
2557 (movsi_pop): Likewise.
2559 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2561 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2562 %{no_archive} %{exact_version}.
2563 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2564 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2565 %{no_archive} %{exact_version}.
2566 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2567 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2568 * config/mips/vxworks.h: Likewise.
2570 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2572 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2574 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2576 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2577 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2579 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2581 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2584 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2586 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2588 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2589 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2591 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2592 Don't handle -shlib.
2594 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2596 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2597 (CC1_SPEC): Don't handle -profile.
2599 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2601 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2602 * config/mips/mips.h (CC1_SPEC): Likewise.
2604 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2606 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2607 * config/mips/mips.h (CC1_SPEC): Likewise.
2609 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2611 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2612 * config/m32r/linux.h (LINK_SPEC): Likewise.
2613 * config/mips/linux.h (LINK_SPEC): Likewise.
2614 * config/mips/linux64.h (LINK_SPEC): Likewise.
2615 * config/sparc/linux.h (LINK_SPEC): Likewise.
2616 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2617 LINK_SPEC): Likewise.
2618 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2620 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2622 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2624 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2626 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2628 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2629 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2631 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2633 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2635 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2637 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2638 supports -Bstatic/-Bdynamic.
2639 * configure: Regenerate.
2641 2011-01-14 Jan Hubicka <jh@suse.cz>
2642 Jack Howarth <howarth@bromo.med.uc.edu>
2645 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2646 when checking debug_info_level. Test write_symbols instead of
2647 debug_hooks->var_location when setting flag_var_tracking_uninit.
2649 2011-01-14 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/47179
2652 * target.def (ref_may_alias_errno): New target hook.
2653 * targhooks.h (default_ref_may_alias_errno): Declare.
2654 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2655 (default_ref_may_alias_errno): New function.
2656 * target.h (struct ao_ref_s): Declare.
2657 * tree-ssa-alias.c: Include target.h.
2658 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2659 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2660 (targhooks.o): Likewise.
2661 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2662 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2664 2011-01-14 Richard Guenther <rguenther@suse.de>
2666 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2668 2011-01-14 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/47280
2671 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2673 (tree_ssa_forward_propagate_single_use_vars): Deal with
2674 CFG changes from associate_plusminus.
2676 2011-01-14 Richard Guenther <rguenther@suse.de>
2680 2011-01-11 Richard Guenther <rguenther@suse.de>
2682 PR tree-optimization/46076
2683 * tree-ssa.c (useless_type_conversion_p): Conversions from
2684 unprototyped to empty argument list function types are useless.
2686 2011-01-14 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/47286
2689 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2691 2011-01-14 Martin Jambor <mjambor@suse.cz>
2694 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2696 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2698 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2699 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2700 * config/xtensa/xtensa.c (xtensa_libcall_value,
2701 xtensa_function_value_regno_p): New functions.
2702 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2704 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2707 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2709 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2710 New function prototype.
2711 * config/i386/winnt.c (i386_pe_assemble_visibility):
2712 Warn only if attribute was specified by user.
2714 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2717 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2719 (floatunsdidf2_fcfidu): Ditto.
2721 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2723 * config/s390/s390.c (print_operand_address): Replace 'error' with
2724 'output_operand_lossage'.
2725 (print_operand): Likewise.
2727 2011-01-13 Jeff Law <law@redhat.com>
2729 PR rtl-optimization/39077
2730 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2731 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2732 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2733 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2734 * gcse.c (prune_insertions_deletions): New function.
2735 (compute_pre_data): Use it.
2737 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2740 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2742 (prune_unused_types_mark): Use it.
2744 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2746 PR rtl-optimization/45352
2747 * sel-sched.c: Update copyright years.
2748 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2749 in the advancing loop when we have issued issue_rate insns.
2751 2011-01-12 Richard Henderson <rth@redhat.com>
2753 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2754 (TARGET_MD_ASM_CLOBBERS): New.
2756 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2757 (TARGET_DELEGITIMIZE_ADDRESS): New.
2759 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2760 (clzsi2, *bsch): New patterns.
2762 * config/mn10300/mn10300.md (INT): New mode iterator.
2763 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2765 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2766 flag_split_wide_types.
2768 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2769 (mn10300_trampoline_init): Rewrite without a template, an immediate
2770 load and a direct branch.
2771 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2773 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2775 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2776 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2777 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2778 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2780 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2783 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2786 2011-01-12 Jan Hubicka <jh@suse.cz>
2789 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2790 (PLUGIN_COND_CLOSE): New macro.
2791 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2793 2011-01-12 Richard Guenther <rguenther@suse.de>
2796 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2797 register variables in a MEM_REF.
2799 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2801 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2802 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2803 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2804 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2805 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2806 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2807 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2808 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2809 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2810 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2811 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2812 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2813 * config/gnu-user.h: New. Copied from linux.h.
2814 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2815 GNU_USER_TARGET_STARTFILE_SPEC.
2816 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2817 GNU_USER_TARGET_ENDFILE_SPEC.
2818 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2819 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2820 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2821 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2822 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2823 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2824 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2825 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2826 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2827 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2828 * config/arm/linux-eabi.h (CC1_SPEC): Use
2829 GNU_USER_TARGET_CC1_SPEC.
2830 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2831 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2832 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2833 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2834 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2835 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2836 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2837 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2839 2011-01-12 Richard Guenther <rguenther@suse.de>
2842 * doc/invoke.texi (ffast-math): Document it is turned on
2845 2011-01-12 Jan Hubicka <jh@suse.cz>
2847 PR tree-optimization/47233
2848 * opts.c (common_handle_option): Disable ipa-reference with profile
2851 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2853 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2856 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2858 * c-parser.c (c_lex_one_token): Updated and reindented some
2859 comments. No changes in code.
2861 2011-01-11 Ian Lance Taylor <iant@google.com>
2863 * godump.c (go_output_var): Don't output the variable if there is
2864 already a type with the same name.
2866 2011-01-11 Ian Lance Taylor <iant@google.com>
2868 * godump.c (go_format_type): Don't generate float80.
2870 2011-01-11 Richard Henderson <rth@redhat.com>
2872 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2873 declaration. Rewrite for both speed and size.
2874 (mn10300_address_cost_1): Remove.
2875 (mn10300_register_move_cost): New.
2876 (mn10300_memory_move_cost): New.
2877 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2878 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2879 extensions, shifts, BSWAP, CLZ.
2880 (mn10300_wide_const_load_uses_clr): Remove.
2881 (TARGET_REGISTER_MOVE_COST): New.
2882 (TARGET_MEMORY_MOVE_COST): New.
2883 * config/mn10300/mn10300-protos.h: Update.
2884 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2886 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2887 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2888 * config/mn10300/mn10300-protos.h: Update.
2889 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2890 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2891 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2892 (*test_int_bitfield, *test_byte_bitfield): Remove.
2893 (*bit_test, *subreg_bit_test): Remove.
2894 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2896 * config/mn10300/constraints.md ("c"): Rename from "A".
2897 ("A", "D"): New constraint letters.
2898 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2899 (fmssf4, fnmasf4, fnmssf4): Likewise.
2901 * config/mn10300/mn10300.md (isa): New attribute.
2902 (enabled): New attribute.
2904 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2905 (abssf2, negsf2): Define only for hardware fp.
2906 (sqrtsf2): Reformat.
2907 (addsf3, subsf3, mulsf3): Merge expander and insn.
2909 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2910 (DEBUGGER_AUTO_OFFSET): Remove.
2911 (DEBUGGER_ARG_OFFSET): Remove.
2913 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2914 Emit register stores with the same offsets as the hardware.
2915 (mn10300_store_multiple_operation): Don't check that the register
2916 save offsets are monotonic.
2917 * config/mn10300/mn10300-protos.h: Update.
2919 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2921 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2922 in terms of the value on the stack, not the MDR register.
2924 2011-01-11 Jan Hubicka <jh@suse.cz>
2928 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2929 (symbol_alias_set_destroy, symbol_alias_set_contains,
2930 propagate_aliases_backward): Declare.
2931 * lto-streamer-out.c (struct sets): New sturcture.
2932 (trivally_defined_alias): New function.
2933 (output_alias_pair_p): Rewrite.
2934 (output_unreferenced_globals): Fix output of alias pairs.
2935 (produce_symtab): Likewise.
2936 * ipa.c (function_and_variable_visibility): Set weak alias destination
2938 * varasm.c (symbol_alias_set_t): Remove.
2939 (symbol_alias_set_destroy): Export.
2940 (propagate_aliases_forward, propagate_aliases_backward): New functions
2942 (compute_visible_aliases): ... this one; remove.
2943 (trivially_visible_alias): New
2944 (trivially_defined_alias): New.
2945 (remove_unreachable_alias_pairs): Rewrite.
2946 (finish_aliases_1): Reorganize code checking if alias is defined.
2947 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2950 2011-01-11 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/46076
2953 * tree-ssa.c (useless_type_conversion_p): Conversions from
2954 unprototyped to empty argument list function types are useless.
2956 2011-01-11 Richard Guenther <rguenther@suse.de>
2959 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2960 volatile MEMs as MEM_READONLY_P.
2962 2011-01-11 Richard Guenther <rguenther@suse.de>
2964 PR tree-optimization/47239
2965 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2967 2011-01-11 Jeff Law <law@redhat.com>
2969 PR tree-optimization/47086
2970 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2971 IVs from statements that might throw.
2973 2011-01-10 Jan Hubicka <jh@suse.cz>
2976 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2978 2011-01-10 Jan Hubicka <jh@suse.cz>
2981 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2982 when correcting profile.
2984 2011-01-10 Jan Hubicka <jh@suse.cz>
2987 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2989 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2990 Restore DECL_FINI_PRIORITY.
2992 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2994 * doc/gimple.texi: Fix quoting of multi-word return values in
2995 @deftypefn statements. Ensure presence of return value. Wrap
2996 overlong @deftypefn lines.
2997 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2998 descriptions of removed functions.
2999 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3000 of multi-word return value in @deftypefn statement.
3002 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3004 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3005 (Conditional Expressions, Logical Operators)
3006 (Statement and operand traversals): Do not indent smallexample
3007 code. Fix duplicate function argument in example.
3009 2011-01-10 Jeff Law <law@redhat.com>
3011 PR tree-optimization/47141
3012 * ipa-split.c (split_function): Handle case where we are
3013 returning a value and the return block has a virtual operand phi.
3015 2011-01-10 Jan Hubicka <jh@suse.cz>
3017 PR tree-optimization/47234
3018 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3019 (pass_feedback_split_functions): Declare.
3020 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3022 * ipa-split.c (gate_split_functions): Update comments; disable
3023 split-functions for profile_arc_flag and branch_probabilities.
3024 (gate_feedback_split_functions): New function.
3025 (execute_feedback_split_functions): New function.
3026 (pass_feedback_split_functions): New global var.
3028 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3031 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3032 calling gimple_call_set_cannot_inline.
3034 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3036 * config/darwin-sections.def: Remove unused section.
3038 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3041 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3043 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3046 * c-parser.c (c_parser_declaration_or_fndef): Improved
3049 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3051 * config/i386/winnt.c (i386_pe_start_function): Make sure
3052 to switch back to function's section.
3054 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3058 * plugin.c: Move include of dlfcn.h from here...
3059 * system.h: ... to here.
3061 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3063 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3065 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3066 two extra empty pages in PDF output.
3068 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3071 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3072 for error recovery purposes behave as if it was not specified so
3073 that the default type is usd.
3075 2011-01-07 Jan Hubicka <jh@suse.cz>
3077 PR tree-optmization/46469
3078 * ipa.c (function_and_variable_visibility): Clear needed flags on
3079 nodes with external decls; handle weakrefs merging correctly.
3081 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3083 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3086 2011-01-07 Jan Hubicka <jh@suse.cz>
3088 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3089 and no longer claim that gold is required for linker plugin.
3090 * configure: Regenerate.
3091 * gcc.c (PLUGIN_COND): New macro.
3092 (LINK_COMMAND_SPEC): Use it.
3093 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3094 * config.in (HAVE_LTO_PLUGIN): New.
3095 * configure.ac (--with-lto-plugin): New parameter; autodetect
3098 2011-01-07 Jan Hubicka <jh@suse.cz>
3100 PR tree-optimization/46367
3101 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3102 when we can update original.
3103 (cgraph_mark_inline_edge): Sanity check.
3104 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3106 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3108 * config/spu/spu.h (ASM_COMMENT_START): Define.
3110 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3114 (SWITCH_KEEP_FOR_GCC): Likewise.
3115 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3116 (do_spec_1): Handle "%>".
3118 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3120 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3123 * config/i386/i386.c (ix86_delegitimize_address): If
3124 simplify_gen_subreg fails, return orig_x.
3127 * value-prof.c (gimple_stringop_fixed_value): Handle
3128 lhs of the call properly.
3130 2011-01-07 Jan Hubicka <jh@suse.cz>
3133 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3135 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3137 * target.def (function_switched_text_sections): New hook.
3138 * doc/tm.texi: Regenerated.
3139 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3140 * final.c (default_function_switched_text_sections): New.
3141 (final_scan_insn): Call function_switched_text_sections when a
3142 mid-function section change occurs.
3143 * output.h (default_function_switched_text_sections): Declare.
3144 * config/darwin-protos.h (darwin_function_switched_text_sections):
3146 * config/darwin.c (darwin_function_switched_text_sections): New.
3147 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3149 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3151 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3152 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3153 the secondary code fragment when outputting for DWARF == 2.
3155 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3157 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3158 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3160 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3161 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3163 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3166 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3167 when it is not empty.
3169 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3172 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3173 (case ${target}): Add btver1.
3174 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3175 -march=native recognize btver1 processors.
3176 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3177 btver1 def_and_undef
3178 * config/i386/i386.c (struct processor_costs btver1_cost): New
3180 (m_BTVER1): New definition.
3181 (m_AMD_MULTIPLE): Includes m_BTVER1.
3182 (initial_ix86_tune_features): Add btver1 tune.
3183 (processor_target_table): Add btver1 entry.
3184 (static const char *const cpu_names): Add btver1 entry.
3185 (software_prefetching_beneficial_p): Add btver1.
3186 (ix86_option_override_internal): Add btver1 instruction sets.
3187 (ix86_issue_rate): Add btver1.
3188 (ix86_adjust_cost): Add btver1.
3189 * config/i386/i386.h (TARGET_BTVER1): New definition.
3190 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3191 (enum processor_type): Add PROCESSOR_BTVER1.
3192 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3194 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3197 * config/i386/i386.c (legitimize_tls_address)
3198 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3199 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3200 (tls_initial_exec_64_sun): New pattern.
3202 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3204 * doc/invoke.texi (Overall Options): Improve wording and markup
3205 of the description of -wrapper.
3207 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3209 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3210 rdynamic, threads): New Driver options.
3212 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3215 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3216 if coming from .tdata.
3217 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3219 2011-01-06 Jan Hubicka <jh@suse.cz>
3222 * collect2.c (main): Do not enable LTOmode when plugin is active.
3224 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3227 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3228 --version output if supported.
3229 * configure: Regenerate.
3231 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3233 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3236 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3239 * c-convert.c (convert): When converting a complex expression
3240 other than COMPLEX_EXPR to a different complex type, ensure
3241 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3242 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3243 when converting COMPLEX_TYPE.
3245 2011-01-06 Ira Rosen <irar@il.ibm.com>
3247 PR tree-optimization/47139
3248 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3249 only the last reduction value is used outside the loop. Update
3252 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3254 * config/rtems.opt: New.
3255 * config.gcc (*-*-rtems*): Use rtems.opt.
3257 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3259 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3260 processors do not support 3DNow instructions.
3262 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3264 * config/spu/spu.c (spu_option_override): Set parameter
3265 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3267 2011-01-05 Jan Hubicka <jh@suse.cz>
3269 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3270 at the command line.
3272 2011-01-05 Martin Jambor <mjambor@suse.cz>
3275 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3276 deltas on streamed outgoing edges.
3277 (output_node_opt_summary): Output info for outgoing edges only when
3278 the node is in new parameter set.
3279 (output_cgraph_opt_summary): New parameter set, passed to the two
3280 aforementioned functions. Update its forward declaration and its
3283 2011-01-05 Tom Tromey <tromey@redhat.com>
3285 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3286 operator to c_finish_omp_atomic.
3287 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3288 (build_unary_op): Update.
3289 (build_modify_expr): Update.
3290 (build_asm_expr): Update.
3292 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3294 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3295 newly inserted insns.
3297 (spu_emit_branch_hint): Likewise.
3298 (insert_hbrp_for_ilb_runout): Likewise.
3299 (spu_machine_dependent_reorg): Call df_finish_pass after
3300 schedule_insns returns.
3302 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3304 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3306 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3308 PR tree-optimization/47005
3309 * tree-sra.c (struct access): Add 'non_addressable' bit.
3310 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3311 (decide_one_param_reduction): Return 0 if the parameter is passed by
3312 reference and one of the accesses in the group is non_addressable.
3314 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3316 PR tree-optimization/47056
3317 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3318 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3319 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3321 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3323 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3324 initializer. Skip view conversions from aggregate types.
3326 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3329 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3331 2011-01-04 Philipp Thomas <pth@suse.de>
3333 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3336 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3338 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3339 on empty epilogue sequences.
3341 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3343 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3344 non-static): New Driver options.
3346 2011-01-04 Jie Zhang <jie@codesourcery.com>
3349 * gcc.c (default_compilers[]): Set combinable field to 0
3350 for all assembly languages.
3352 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3354 * config/mips/loongson3a.md: New file.
3355 * config/mips/mips.md: Include loongson3a.md.
3356 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3359 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3362 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3363 instead of convert_memory_address_addr_space on the base expression.
3365 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3367 * config/spu/spu.c (spu_option_override): Update error text
3368 for bad -march= / -mtune= values.
3370 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3372 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3373 if branch-hint optimization will be performed.
3375 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3377 PR tree-optimization/47148
3378 * ipa-split.c (split_function): Convert arguments to
3379 DECL_ARG_TYPE if possible.
3381 PR tree-optimization/47155
3382 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3385 PR rtl-optimization/47157
3386 * combine.c (try_combine): If undobuf.other_insn becomes
3387 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3388 and set *new_direct_jump_p too.
3390 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3392 PR tree-optimization/47021
3393 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3395 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3397 * gcc.c (process_command): Update copyright notice dates.
3398 * gcov.c (print_version): Likewise.
3399 * gcov-dump.c (print_version): Likewise.
3400 * mips-tfile.c (main): Likewise.
3401 * mips-tdump.c (main): Likewise.
3403 2011-01-03 Martin Jambor <mjambor@suse.cz>
3405 PR tree-optimization/46801
3406 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3407 aggregate fields start at byte boundary instead of the bit-field flag.
3409 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3412 * gcc.c (main): Revert revision 168407.
3414 2011-01-03 Martin Jambor <mjambor@suse.cz>
3416 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3418 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3420 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3421 vector optab to expand vector/scalar shift, update gimple to vector.
3423 2011-01-03 Martin Jambor <mjambor@suse.cz>
3425 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3428 2011-01-03 Martin Jambor <mjambor@suse.cz>
3430 PR tree-optimization/46984
3431 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3433 (cgraph_create_indirect_edge): Fixed line length.
3434 (cgraph_indirect_call_info): Declare.
3435 (cgraph_make_edge_direct) Update declaration.
3436 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3437 (cgraph_create_indirect_edge): Use it.
3438 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3440 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3441 the new thunk_delta representation.
3442 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3444 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3445 (ipa_read_indirect_edge_info): Likewise.
3446 * lto-cgraph.c (output_edge_opt_summary): New function.
3447 (output_node_opt_summary): Call it on all outgoing edges.
3448 (input_edge_opt_summary): New function.
3449 (input_node_opt_summary): Call it on all outgoing edges.
3451 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3454 * gcc.c (main): Don't check have_o when settting combine_inputs.
3456 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3458 * regrename.c: Add general comment describing the pass.
3459 (struct du_head): Remove 'length' field.
3460 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3461 (regrename_optimize): Do not sort chains. Rework comments, add others.
3462 Force renaming to the preferred class (if any) in the first pass and do
3463 not consider registers that belong to it in the second pass.
3464 (create_new_chain): Do not set 'length' field.
3465 (scan_rtx_reg): Likewise.
3467 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3469 PR tree-optimization/47140
3470 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3471 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3474 PR rtl-optimization/47028
3475 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3476 parm_birth_insn instead of at the beginning of first bb.
3478 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3480 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3481 Remove the word "see" before "@pxref".
3482 * doc/rtl.texi: Remove the word "see" before "@pxref".
3484 2011-01-01 Jan Hubicka <jh@suse.cz>
3486 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3489 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3492 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3495 Copyright (C) 2011 Free Software Foundation, Inc.
3497 Copying and distribution of this file, with or without modification,
3498 are permitted in any medium without royalty provided the copyright
3499 notice and this notice are preserved.