1 2011-02-12 Mike Stump <mikestump@comcast.net>
3 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
4 comments in backslash regions.
6 2011-02-12 Mike Stump <mikestump@comcast.net>
7 Jakub Jelinek <jakub@redhat.com>
8 Iain Sandoe <iains@gcc.gnu.org>
11 * dwarf2out.c (output_cfa_loc): When required, apply the
12 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
13 (output_loc_sequence): Likewise.
14 (output_loc_operands_raw): Likewise.
15 (output_loc_sequence_raw): Likewise.
16 (output_cfa_loc): Likewise.
17 (output_loc_list): Suppress register number adjustment when
18 calling output_loc_sequence()
19 (output_die): Likewise.
21 2011-02-12 Anatoly Sokolov <aesok@post.ru>
23 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
25 * config/xtensa/xtensa.c (xtensa_register_move_cost,
26 xtensa_memory_move_cost): New functions.
27 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
29 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
32 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
33 in the current directory.
36 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
38 * config/darwin.c (darwin_override_options): Add a hunk missed
39 from the commit of r168571. Trim comment line lengths and
40 correct indents of the preceding block.
42 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
44 * gcc.c (driver_handle_option): Concatenate the argument to -F with
47 2011-02-11 Joseph Myers <joseph@codesourcery.com>
49 * common.opt (nostartfiles): New Driver option.
51 2011-02-11 Xinliang David Li <davidxl@google.com>
53 PR tree-optimization/47707
54 * tree-chrec.c (convert_affine_scev): Keep type precision.
56 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
58 PR tree-optimization/47420
59 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
61 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
63 PR rtl-optimization/47614
64 * rtl.h (check_for_inc_dec): Declare.
65 * dse.c (check_for_inc_dec): Externalize...
66 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
67 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
69 2011-02-11 Joseph Myers <joseph@codesourcery.com>
72 * gcc.c (main): Do not compile inputs if there were errors in
74 * opts-common.c (read_cmdline_option): Check for wrong language
75 after other error checks.
77 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
79 * cgraph.c: Fix comment typos.
81 * cgraphunit.c: Likewise.
83 * ipa-inline.c: Likewise.
84 * ipa-prop.c: Likewise.
85 * ipa-pure-const.c: Likewise.
86 * ipa-ref.c: Likewise.
87 * ipa-reference.c: Likewise.
89 2011-02-11 Jakub Jelinek <jakub@redhat.com>
92 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
94 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
97 * doc/sourcebuild.texi (Require Support): Document
98 dg-require-ascii-locale.
100 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
102 * doc/lto.texi (Write summary): Fix missing parentheses.
104 2011-02-10 DJ Delorie <dj@redhat.com>
106 * config/m32c/m32c.c (m32c_option_override): Disable
107 -fcombine-stack-adjustments until flag value tracking and compare
108 optimization can be rewritten.
110 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
112 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
114 (PROCESSOR_DEFAULT64): Likewise.
116 2011-02-10 Richard Henderson <rth@redhat.com>
118 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
119 change from 2011-02-03.
120 * config/rx/rx.c (flags_from_code): Likewise.
121 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
122 is valid, n/pz otherwise.
123 (rx_select_cc_mode): Return CCmode if Y is not zero.
125 2011-02-10 Richard Guenther <rguenther@suse.de>
127 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
129 2011-02-10 Richard Guenther <rguenther@suse.de>
131 PR tree-optimization/47677
132 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
134 2011-02-10 Jakub Jelinek <jakub@redhat.com>
137 * combine.c (make_compound_operation): Only change shifts into
138 multiplication for SCALAR_INT_MODE_P.
140 2011-02-10 Jie Zhang <jie@codesourcery.com>
144 2011-02-05 Jie Zhang <jie@codesourcery.com>
146 * web.c (entry_register): Don't clobber the number of the
147 first uninitialized reference in used[].
149 2011-02-09 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/47664
152 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
155 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
159 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
161 (PROCESSOR_DEFAULT64): Same.
162 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
164 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
166 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
168 2011-02-09 Martin Jambor <mjambor@suse.cz>
171 * tree-sra.c (struct access): New flags grp_scalar_read and
172 grp_scalar_write. Changed description of assignment read and write
174 (dump_access): Dump new flags, reorder all of them.
175 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
176 to detect multiple scalar reads.
177 (analyze_access_subtree): Use the new scalar read write flags instead
178 of the old flags. Adjusted comments.
180 2011-02-08 DJ Delorie <dj@redhat.com>
183 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
186 2011-02-08 Joseph Myers <joseph@codesourcery.com>
188 * config/m68k/uclinux.opt: New.
189 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
191 2011-02-08 Joseph Myers <joseph@codesourcery.com>
193 * config/cris/elf.opt (sim): New Driver option.
195 2011-02-08 Joseph Myers <joseph@codesourcery.com>
197 * config/xtensa/elf.opt: New.
198 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
200 2011-02-08 Joseph Myers <joseph@codesourcery.com>
202 * config/vax/elf.opt: New.
203 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
205 2011-02-08 Joseph Myers <joseph@codesourcery.com>
207 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
209 2011-02-08 Joseph Myers <joseph@codesourcery.com>
211 * config/gnu-user.opt: New.
212 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
213 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
214 *-*-uclinux*): Use gnu-user.opt.
216 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
218 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
219 * config/i386/gnu.h (CPP_SPEC): Likewise.
221 2011-02-08 Ian Lance Taylor <iant@google.com>
223 * common.opt (fcx-limited-range): Add SetByCombined flag.
224 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
225 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
226 (fassociative-math, freciprocal-math): Likewise.
227 (funsafe-math-optimizations): Likewise.
228 * opth-gen.awk: Handle SetByCombined.
229 * optc-gen.awk: Likewise.
230 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
231 (set_unsafe_math_optimizations_flags): Likewise.
232 * doc/options.texi (Option properties): Document SetByCombined.
234 2011-02-08 Joseph Myers <joseph@codesourcery.com>
236 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
237 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
238 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
239 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
240 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
242 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
244 PR tree-optimization/46834
245 PR tree-optimization/46994
246 PR tree-optimization/46995
247 * graphite-sese-to-poly.c (used_outside_reduction): New.
248 (detect_commutative_reduction): Call used_outside_reduction.
249 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
250 translate_scalar_reduction_to_array only when at least one
251 loop-phi/close-phi tuple has been detected.
253 2011-02-08 Richard Guenther <rguenther@suse.de>
256 * tree-vect-generic.c (expand_vector_operations_1): Update
258 (expand_vector_operations): ... not here. Cleanup EH info
259 and the CFG if required.
261 2011-02-08 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/47641
264 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
265 require type compatibility.
267 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
269 * gimple-low.c (lower_function_body): Don't remove the location of
270 the return statement here.
271 (lower_gimple_return): Do it here instead but only if the return
272 statement is actually used twice.
274 2011-02-08 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/47632
277 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
278 unused up_to_stmt parameter, return whether cfg-cleanup is
279 necessary, remove EH info properly.
280 (forward_propagate_into_gimple_cond): Adjust caller.
281 (forward_propagate_into_cond): Likewise.
282 (forward_propagate_comparison): Likewise.
283 (tree_ssa_forward_propagate_single_use_vars): Make
284 forward_propagate_comparison case similar to the two others.
286 2011-02-08 Nick Clifton <nickc@redhat.com>
288 * config/mn10300/mn10300.opt (mliw): New command line option.
289 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
290 (liw_bundling): New automaton.
291 (liw): New attribute.
292 (liw_op): New attribute.
293 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
294 (movsi_internal): Add LIW attributes.
298 (addsi3): Separate register and immediate alternatives.
306 * config/mn10300/mn10300.c (liw_op_names): New
307 (mn10300_print_operand): Handle 'W' operand descriptor.
308 (extract_bundle): New function.
309 (check_liw_constraints): New function.
310 (liw_candidate): New function.
311 (mn10300_bundle_liw): New function.
312 (mn10300_reorg): New function.
313 (TARGET_MACHINE_DEPENDENT_REORG): Define.
314 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
315 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
316 __LIW__ or __NO_LIW__.
317 * doc/invoke.texi: Describe the -mliw command line option.
319 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
321 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
322 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
323 pthread_mutex_unlock): Remove.
324 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
325 * config/pa/t-pa64: Likewise.
326 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
327 shared libc if not linking against libpthread.
328 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
330 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
333 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
334 on 10.6 and later to ensure that we always use the unwinder from
335 the system. Only add -no_compact_unwind when tarteting darwin
338 2011-02-07 Steve Ellcey <sje@cup.hp.com>
341 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
342 (vec_interleave_lowv2sf): Ditto.
343 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
344 (vec_extract_oddv2sf): Ditto.
346 2011-02-07 Mike Stump <mikestump@comcast.net>
349 Add __ieee_divdc3 entry point.
350 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
352 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
353 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
354 * config/darwin.c (darwin_rename_builtins): Add.
355 * config/darwin-protos.h (darwin_rename_builtins): Add.
357 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
360 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
363 2011-02-07 Mike Stump <mikestump@comcast.net>
365 * config/darwin.opt (mmacosx-version-min): Update default OS version.
367 2011-02-07 Denis Chertykov <chertykov@gmail.com>
370 * config/avr/libgcc.S (exit): Move .endfunc
372 2011-02-07 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/47615
375 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
376 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
377 (run_scc_vn): Initialize it.
378 (visit_reference_op_load): Use it.
379 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
381 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
383 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
384 DImode trapping arithmetic libfuncs.
386 2011-02-07 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/47621
389 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
391 (execute_update_addresses_taken): ... here. Make it more
392 conservative in what we accept.
394 2011-02-06 Joseph Myers <joseph@codesourcery.com>
396 * config/sparc/freebsd.h (ASM_SPEC): Define.
397 * config/sparc/vxworks.h (ASM_SPEC): Define.
399 2011-02-06 Joseph Myers <joseph@codesourcery.com>
401 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
403 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
405 * doc/invoke.texi: Remove reference to compiler internals from
408 * reg-notes.def: Remove REG_VALUE_PROFILE.
409 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
411 2011-02-05 Jakub Jelinek <jakub@redhat.com>
414 * varasm.c (default_section_type_flags): If decl is NULL,
415 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
417 2011-02-05 Jie Zhang <jie@codesourcery.com>
420 * web.c (entry_register): Don't clobber the number of the
421 first uninitialized reference in used[].
423 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
425 PR tree-optimization/46194
426 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
427 (build_classic_dist_vector_1): Do not represent classic distance
428 vectors when the access functions are variating in different loops.
430 2011-02-04 Joseph Myers <joseph@codesourcery.com>
432 * config/mips/iris6.opt: New.
433 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
435 2011-02-04 Richard Henderson <rth@redhat.com>
436 Steve Ellcey <sje@cup.hp.com>
439 * config/ia64/predicates.md (mux1_brcst_element): New.
440 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
441 * config/ia64/ia64.c (ia64_unpack_assemble): New.
442 (ia64_unpack_sign): New.
443 (ia64_expand_unpack): Rewrite using new routines.
444 (ia64_expand_widen_sum): Ditto.
445 (ia64_expand_dot_prod_v8qi): Ditto.
446 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
447 routines, add endian check.
448 (pmpy2_even): Rename from pmpy2_r, add endian check.
449 (pmpy2_odd): Rename from pmpy2_l, add endian check.
450 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
451 (vec_widen_smult_hi_v4hi): Ditto.
452 (vec_widen_umult_lo_v4hi): Ditto.
453 (vec_widen_umult_hi_v4hi): Ditto.
454 (mulv2si3): Change endian checks.
455 (sdot_prodv4hi): Rewrite with new calls.
456 (udot_prodv4hi): New.
457 (vec_pack_ssat_v4hi): Add endian check.
458 (vec_pack_usat_v4hi): Ditto.
459 (vec_pack_ssat_v2si): Ditto.
460 (max1_even): Rename from max1_r, add endian check.
461 (max1_odd): Rename from max1_l, add endian check.
462 (*mux1_rev): Format change.
466 (*mux1_brcst_v8qi): Use new predicate.
467 (vec_extract_evenv8qi): Remove endian check.
468 (vec_extract_oddv8qi): Ditto.
469 (vec_interleave_lowv4hi): Format change.
470 (vec_interleave_highv4hi): Ditto.
471 (mix2_even): Rename from mix2_r, add endian check.
472 (mix2_odd): Rename from mux2_l, add endian check.
473 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
474 (vec_extract_evenodd_helper): Format change.
475 (vec_extract_evenv4hi): Remove endian check.
476 (vec_extract_oddv4hi): Remove endian check.
477 (vec_interleave_lowv2si): Format change.
478 (vec_interleave_highv2si): Format change.
479 (vec_initv2si): Remove endian check.
480 (vecinit_v2si): Add endian check.
481 (reduc_splus_v2sf): Add endian check.
482 (reduc_smax_v2sf): Ditto.
483 (reduc_smin_v2sf): Ditto.
484 (vec_initv2sf): Remove endian check.
485 (fpack): Add endian check.
486 (fswap): Add endian check.
487 (vec_interleave_highv2sf): Add endian check.
488 (vec_interleave_lowv2sf): Add endian check.
489 (fmix_lr): Add endian check.
490 (vec_setv2sf): Format change.
491 (*vec_extractv2sf_0_be): Use shift to extract operand.
492 (*vec_extractv2sf_1_be): New.
493 (vec_pack_trunc_v4hi): Add endian check.
494 (vec_pack_trunc_v2si): Format change.
496 2011-02-04 Jakub Jelinek <jakub@redhat.com>
499 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
500 do bb, locus and block comparison and disallow loads if it is not set.
501 (stmt_is_replaceable_p): New function.
502 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
504 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
505 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
507 * tree-flow.h (stmt_is_replaceable_p): New prototype.
509 2011-02-04 Joseph Myers <joseph@codesourcery.com>
511 * config/rs6000/xilinx.opt: New.
512 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
514 2011-02-04 Joseph Myers <joseph@codesourcery.com>
516 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
518 2011-02-03 Anatoly Sokolov <aesok@post.ru>
520 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
521 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
522 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
523 secondary_reload_info, xtensa_secondary_reload): Remove.
524 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
525 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
526 (xtensa_preferred_reload_class): Make static. Change return and
527 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
528 Use CONST_DOUBLE_P predicate.
529 (xtensa_preferred_output_reload_class): New function.
530 (xtensa_secondary_reload): Make static.
532 2011-02-03 Joseph Myers <joseph@codesourcery.com>
534 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
535 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
536 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
538 2011-02-03 Jakub Jelinek <jakub@redhat.com>
541 * output.h (SECTION_RELRO): Define.
542 (SECTION_MACH_DEP): Adjust.
543 (get_variable_section): New prototype.
544 * varpool.c (varpool_finalize_named_section_flags): New function.
545 (varpool_assemble_pending_decls): Call it.
546 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
547 * cgraphunit.c (cgraph_output_in_order): Call
548 varpool_finalize_named_section_flags.
549 * varasm.c (get_section): Allow section flags conflicts between
550 relro and read-only sections if the section hasn't been declared yet.
551 Set SECTION_OVERRIDE after diagnosing section type conflict.
552 (get_variable_section): No longer static.
553 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
554 readonly sections that need relocations.
555 (decl_readonly_section_1): New function.
556 (decl_readonly_section): Use it.
559 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
560 Steve Ellcey <sje@cup.hp.com>
563 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
564 if section attribute used.
566 2011-02-03 Jakub Jelinek <jakub@redhat.com>
568 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
569 * config/darwin.c (SECTION_NO_ANCHOR): Define.
570 (darwin_init_sections): Remove assertion.
572 2011-02-03 Nick Clifton <nickc@redhat.com>
574 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
576 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
577 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
578 instead of "n" and "pz".
579 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
582 2011-02-03 Jakub Jelinek <jakub@redhat.com>
585 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
586 fma, expand FMA_EXPR as fma{,f,l} call.
589 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
590 copy them into a unsigned char variable and pass address of it to
591 lto_output_data_stream.
594 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
595 around backend_init_target and lang_dependent_init_target calls.
596 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
597 (verify_cgraph_node): Don't call set_cfun here. Use
598 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
599 Set error_found for incorrectly represented calls to thunks.
601 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
604 PR rtl-optimization/43494
605 * rtl.h (for_each_inc_dec_fn): New type.
606 (for_each_inc_dec): Declare.
607 * rtlanal.c (struct for_each_inc_dec_ops): New type.
608 (for_each_inc_dec_find_inc_dec): New fn.
609 (for_each_inc_dec_find_mem): New fn.
610 (for_each_inc_dec): New fn.
611 * dse.c (struct insn_size): Remove.
612 (replace_inc_dec, replace_inc_dec_mem): Remove.
613 (emit_inc_dec_insn_before): New fn.
614 (check_for_inc_dec): Use it, along with for_each_inc_dec.
615 (canon_address): Pass mem modes to cselib_lookup.
616 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
617 (cselib_lookup_from_insn): Likewise.
618 (cselib_subst_to_values): Likewise.
619 * cselib.c (find_slot_memmode): New var.
620 (cselib_find_slot): New fn. Use it instead of
621 htab_find_slot_with_hash everywhere.
622 (entry_and_rtx_equal_p): Use find_slot_memmode.
623 (autoinc_split): New fn.
624 (rtx_equal_for_cselib_p): Rename and implement in terms of...
625 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
626 Deal with autoinc. Special-case recursion into MEMs.
627 (cselib_hash_rtx): Likewise.
628 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
629 address and MEM modes.
630 (cselib_subst_to_values): Add memmode, pass it on.
632 (cselib_lookup): Add memmode argument, pass it on.
633 (cselib_lookup_from_insn): Add memmode.
634 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
635 (struct cselib_record_autoinc_data): New.
636 (cselib_record_autoinc_cb): New fn.
637 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
638 mode to cselib_lookup. Reset autoinced REGs here instead of...
639 (cselib_process_insn): ... here.
640 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
642 (add_uses): Likewise, also to cselib_subst_to_values.
643 (add_stores): Likewise.
644 * sched-deps.c (add_insn_mem_dependence): Pass mode to
645 cselib_subst_to_values.
646 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
647 * gcse.c (do_local_cprop): Adjusted.
648 * postreload.c (reload_cse_simplify_set): Adjusted.
649 (reload_cse_simplify_operands): Adjusted.
650 * sel-sched-dump (debug_mem_addr_value): Pass mode.
652 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
654 PR tree-optimization/45122
655 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
656 unsafe assumptions when there's more than one loop exit.
658 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
661 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
662 Document using vector double with the load/store builtins, and
663 that the load/store builtins always use Altivec instructions.
665 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
666 to use altivec memory instructions, even on VSX.
667 (vector_altivec_store_<mode>): Ditto.
669 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
672 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
673 V2DF, V2DI support to load/store overloaded builtins.
675 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
676 altivec load/store builtins for V2DF/V2DI types.
678 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
679 set avoid indexed addresses on power6 if -maltivec.
680 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
681 vector_altivec_load/vector_altivec_store builtins.
682 (altivec_expand_st_builtin): Ditto.
683 (altivec_expand_builtin): Add VSX memory builtins.
684 (rs6000_init_builtins): Add V2DI types to internal types.
685 (altivec_init_builtins): Add support for V2DF/V2DI altivec
687 (rs6000_address_for_altivec): Insure memory address is appropriate
690 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
691 vec_vsx_ld and vec_vsx_st.
692 (vsx_store_<mode>): Ditto.
694 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
695 variables to hold long long types for VSX vector memory builtins.
696 (RS6000_BTI_unsigned_long_long): Ditto.
697 (long_long_integer_type_internal_node): Ditti.
698 (long_long_unsigned_type_internal_node): Ditti.
700 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
701 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
702 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
704 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
708 2011-02-02 Joseph Myers <joseph@codesourcery.com>
710 * config/pa/pa-hpux10.opt: New.
711 * config/hpux11.opt (pthread): New Driver option.
712 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
713 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
715 2011-02-02 Joseph Myers <joseph@codesourcery.com>
717 * config/ia64/vms.opt: New.
718 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
720 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
723 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
724 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
726 (vsx_floatuns<VSi><mode>2): Ditto.
727 (vsx_fix_trunc<mode><VSi>2): Ditto.
728 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
730 2011-02-02 Joseph Myers <joseph@codesourcery.com>
732 * config/i386/djgpp.opt (posix): New Driver option.
734 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
736 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
737 Move to the unsupported targets list.
739 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
741 PR rtl-optimization/47525
742 * df-scan.c: Update copyright years.
743 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
744 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
746 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
748 * config/i386/sysv4.h (TARGET_VERSION): Remove.
749 (SUBTARGET_RETURN_IN_MEMORY): Remove.
750 (ASM_OUTPUT_ASCII): Remove.
751 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
753 2011-02-02 Jeff Law <law@redhat.com>
756 * reload.c (find_reloads_address): Handle reg+d address where both
757 components are invalid by reloading the entire address.
759 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
760 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/40979
764 * passes.c (init_optimization_passes): After LIM call copy_prop
766 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
768 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
770 PR tree-optimization/47576
771 PR tree-optimization/47555
772 * doc/invoke.texi (scev-max-expr-complexity): Documented.
773 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
774 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
775 * tree-scalar-evolution.c (follow_ssa_edge): Use
776 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
778 2011-02-02 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/47566
781 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
783 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
787 * tree-inline.c (declare_return_variable): Remove unused caller
792 * tree-flow-inline.h (clear_is_used, is_used_p): New.
793 * cfgexpand.c (account_used_vars_for_block): Use them.
794 * tree-nrv.c (tree_nrv): Likewise.
795 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
796 (dump_scope_block): Likewise.
797 (remove_unused_locals): Likewise.
801 * tree-inline.c (declare_return_variable): Add result decl to
802 local decls only once.
803 * gimple-low.c (record_vars_into): Mark newly-created variables
806 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
812 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
814 (no_real_insns_p, schedule_block, set_priorities): Drop special
815 treatment of boundary debug insns.
816 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
817 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
818 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
819 (BOUNDARY_DEBUG_INSN_P): Likewise.
820 (SCHEDULE_DEBUG_INSN_P): Likewise.
821 * sched-rgn.c (init_ready_list): Drop special treatment of
822 boundary debug insns.
823 * final.c (rest_of_clean_state): Clear notes' BB.
825 2011-02-01 Joseph Myers <joseph@codesourcery.com>
827 * config/openbsd.opt (assert=): New Driver option.
829 2011-02-01 Joseph Myers <joseph@codesourcery.com>
831 * config/i386/nto.opt: New.
832 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
834 2011-02-01 Joseph Myers <joseph@codesourcery.com>
836 * config/i386/netware.opt: New.
837 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
839 2011-02-01 Joseph Myers <joseph@codesourcery.com>
841 * config/interix.opt (posix): New Driver option.
843 2011-02-01 DJ Delorie <dj@redhat.com>
845 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
847 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
850 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
852 PR tree-optimization/47561
853 * toplev.c (process_options): Print the Graphite flags. Add
854 flag_loop_flatten to the list of options requiring Graphite.
856 2011-02-01 Joseph Myers <joseph@codesourcery.com>
858 * config/i386/cygming.opt (posix): New Driver option.
860 2011-02-01 Joseph Myers <joseph@codesourcery.com>
862 * config/arm/vxworks.opt: New.
863 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
865 2011-02-01 Joseph Myers <joseph@codesourcery.com>
867 * config/alpha/elf.opt: New.
868 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
869 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
871 2011-02-01 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/47559
874 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
875 store-motion on references that can throw.
877 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
879 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
880 * tree-pass.h (TDF_CSELIB): New macro.
881 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
882 cselib_lookup): Check for it rather than for TDF_DETAILS.
884 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
887 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
890 * opts.c (finish_options): Don't add x_aux_base_name if it is
893 2011-02-01 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/47555
897 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
899 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
901 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
904 * config/lm32/t-lm32: Add multilib for all CPU options.
906 2011-02-01 Richard Guenther <rguenther@suse.de>
908 PR tree-optimization/47541
909 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
910 sure to have a field at offset zero.
912 2011-01-31 Joseph Myers <joseph@codesourcery.com>
914 * config/arc/arc.opt (EB, EL): New Driver options.
916 2011-01-31 Joseph Myers <joseph@codesourcery.com>
918 * config/alpha/osf5.opt: New.
919 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
921 2011-01-31 Joseph Myers <joseph@codesourcery.com>
923 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
925 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
927 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
929 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
930 is an alias of -floop-interchange and that it requires the
931 Graphite infrastructure.
932 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
933 flag_loop_interchange based on the value of flag_tree_loop_linear.
935 2011-01-31 Jakub Jelinek <jakub@redhat.com>
936 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/47538
939 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
940 type instead of r1type, except for comparisons. For right
941 shifts and comparisons punt if there are mismatches in
942 sizetype vs. non-sizetype types.
944 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
946 * doc/sourcebuild.texi (Effective-Target Keywords): Document
949 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
951 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
953 * configure: Regenerate.
955 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
957 * configure.ac (gcc_cv_ld_static_option): Define.
958 (gcc_cv_ld_dynamic_option): Define.
959 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
961 (HAVE_LD_STATIC_DYNAMIC): Update message.
962 (LD_STATIC_OPTION): Define.
963 (LD_DYNAMIC_OPTION): Define.
964 * configure: Regenerate.
965 * config.in: Regenerate.
966 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
967 HAVE_LD_STATIC_DYNAMIC]: Use them.
969 2011-01-31 Nick Clifton <nickc@redhat.com>
971 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
972 registers inside interrupt handlers if the handler is not a leaf
975 2011-01-31 Nick Clifton <nickc@redhat.com>
977 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
978 reg_renumber returning an INVALID_REGNUM.
980 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
983 * doc/install.texi: Document host options discarded when cross
984 configuring target libraries.
986 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
989 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
992 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
994 (no_real_insns_p, schedule_block, set_priorities): Drop special
995 treatment of boundary debug insns.
996 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
997 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
998 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
999 (BOUNDARY_DEBUG_INSN_P): Likewise.
1000 (SCHEDULE_DEBUG_INSN_P): Likewise.
1001 * sched-rgn.c (init_ready_list): Drop special treatment of
1002 boundary debug insns.
1003 * final.c (rest_of_clean-state): Clear notes' BB.
1005 2011-01-31 Alan Modra <amodra@gmail.com>
1007 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1008 toc relative expressions as we do in print_operand_address.
1010 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1012 * doc/extend.texi: Follow spelling conventions.
1013 * doc/invoke.texi: Fix a typo.
1015 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1017 * config/hpux11.opt: New.
1018 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1019 ia64*-*-hpux*): Use hpux11.opt.
1021 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1023 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1026 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1028 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1031 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1033 * doc/install.texi (Binaries): Remove outdated reference for
1034 Motorola 68HC11/68HC12 downloads.
1036 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1038 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1041 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1044 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1047 2011-01-28 Ahmad Sharif <asharif@google.com>
1049 * value-prof.c (check_counter): Corrected error message.
1051 2011-01-29 Jie Zhang <jie@codesourcery.com>
1053 * config/arm/arm.c (arm_legitimize_reload_address): New.
1054 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1055 arm_legitimize_reload_address.
1056 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1058 2011-01-28 Ian Lance Taylor <iant@google.com>
1060 * godump.c (go_define): Ignore macros whose definitions include
1061 two adjacent operands.
1063 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1066 * varasm.c (force_const_mem): Store copy of x in desc->constant
1067 instead of x itself.
1068 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1069 itself into REG_EQUAL note.
1071 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1073 * config/freebsd.opt (posix, rdynamic): New Driver options.
1075 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1077 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1079 * configure: Regenerate.
1081 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1083 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1084 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1086 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1088 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1089 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1090 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1091 (s390_preferred_reload_class): Make static. Change return and
1092 'rclass' argument type to reg_class_t.
1094 2011-01-27 Jan Hubicka <jh@suse.cz>
1097 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1098 (process_function_and_variable_attributes): Check defined weakrefs.
1100 2011-01-27 Martin Jambor <mjambor@suse.cz>
1102 PR tree-optimization/47228
1103 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1104 build_ref_for_offset.
1106 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1108 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1110 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1112 PR rtl-optimization/46856
1113 * postreload.c (reload_combine_recognize_const_pattern): Do not
1114 separate cc0 setter and user on cc0 targets.
1116 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1119 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1120 passed a VOID_TYPE expression, immediately emit an error and
1121 return error_mark_node.
1123 2011-01-26 Jeff Law <law@redhat.com>
1125 PR rtl-optimization/47464
1126 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1127 rather than may_trap_p as needed.
1129 2011-01-26 DJ Delorie <dj@redhat.com>
1131 PR rtl-optimization/46878
1132 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1133 setter/user dependency as well.
1135 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1137 PR rtl-optimization/44469
1138 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1139 after removing trivially dead basic blocks.
1141 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1143 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1144 * config/frv/frv.h (LINK_SPEC): Likewise.
1145 * config/i386/netware.h (LINK_SPEC): Likewise.
1146 * config/m68k/linux.h (ASM_SPEC): Likewise.
1147 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1148 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1149 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1150 * config/sparc/linux.h (ASM_SPEC): Likewise.
1151 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1152 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1154 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1156 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1157 * config/frv/frv.h (ASM_SPEC): Likewise.
1158 * config/m68k/linux.h (ASM_SPEC): Likewise.
1159 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1160 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1161 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1162 * config/sparc/linux.h (ASM_SPEC): Likewise.
1163 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1164 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1166 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1168 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1169 * config/frv/frv.h (LINK_SPEC): Likewise.
1170 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1172 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1174 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1175 * config/frv/frv.h (ASM_SPEC): Likewise.
1176 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1177 * config/m68k/linux.h (ASM_SPEC): Likewise.
1178 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1179 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1180 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1181 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1182 * config/sparc/linux.h (ASM_SPEC): Likewise.
1183 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1184 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1185 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1187 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1190 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1192 (vec_extract_evenodd_help): Ditto.
1193 (vec_extract_evenv4hi): Ditto.
1194 (vec_extract_oddv4hi): Ditto.
1195 (vec_interleave_lowv2si): Ditto.
1196 (vec_interleave_highv2si): Ditto.
1197 (vec_extract_evenv2si): Ditto.
1198 (vec_extract_oddv2si: Ditto.
1199 (vec_pack_trunc_v2si): Ditto.
1201 2011-01-22 Jan Hubicka <jh@suse.cz>
1204 * cgraph.h (cgraph_local_info): New field can_change_signature.
1205 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1206 signature can change.
1207 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1209 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1210 (cgraph_function_versioning): We can not change signature of functions
1211 that don't allow that.
1212 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1213 (lto_input_node): Likewise.
1214 * ipa-inline.c (compute_inline_parameters): Compute
1215 local.can_change_signature.
1216 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1217 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1218 functions that can not change signature.
1219 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1220 init_cumulative_args): Do not use local calling conventions
1221 for functions that can not change signature.
1223 2011-01-22 Jan Hubicka <jh@suse.cz>
1225 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1227 2011-01-26 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/47190
1230 * cgraphunit.c (process_common_attributes): New function.
1231 (process_function_and_variable_attributes): Use it.
1233 2011-01-26 Richard Guenther <rguenther@suse.de>
1236 * cgraphbuild.c (record_eh_tables): Record reference to personality
1239 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1242 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1243 non-debug insns from moving up.
1245 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1248 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1249 t-dlldir{,-x} fragment for build and add it to tmake_file.
1250 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1251 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1252 * config/i386/t-dlldir: New file.
1253 (SHLIB_DLLDIR): Define.
1254 * config/i386/t-dlldir-x: New file.
1255 (SHLIB_DLLDIR): Define.
1256 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1257 (SHLIB_INSTALL): Use it.
1259 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1262 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1263 lower bound of the allowed Thumb-2 coprocessor load/store
1264 index range to -256. Add explaining comment.
1266 2011-01-25 Ian Lance Taylor <iant@google.com>
1268 * godump.c (go_define): Improve lexing of macro expansion to only
1269 accept expressions which match Go spec.
1271 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1274 * tree.c (handle_dll_attribute): Handle it.
1275 * doc/extend.texi (@item dllexport): Mention it.
1276 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1278 2011-01-25 Ian Lance Taylor <iant@google.com>
1280 PR tree-optimization/26854
1281 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1282 (decl_jump_unsafe): Move higher in file, with no other change.
1283 (bind): Set has_jump_unsafe_decl if appropriate.
1284 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1285 (check_earlier_gotos): Likewise.
1286 (c_check_switch_jump_warnings): Likewise.
1288 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1290 * doc/invoke.texi (Warning Options): Add missing hyphen.
1291 (-fprofile-dir): Minor grammatical fixes.
1292 (-fbranch-probabilities): Likewise.
1294 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1298 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1300 (no_real_insns_p, schedule_block, set_priorities): Drop special
1301 treatment of boundary debug insns.
1302 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1303 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1304 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1305 (BOUNDARY_DEBUG_INSN_P): Likewise.
1306 (SCHEDULE_DEBUG_INSN_P): Likewise.
1307 * sched-rgn.c (init_ready_list): Drop special treatment of
1308 boundary debug insns.
1309 * final.c (rest_of_clean-state): Clear notes' BB.
1311 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1313 * Makefile.in (LAMBDA_H): Removed.
1314 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1315 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1316 lambda-trans.o, and tree-loop-linear.o.
1317 (lto-symtab.o): Remove dependence on LAMBDA_H.
1318 (tree-loop-linear.o): Remove rule.
1319 (lambda-mat.o): Same.
1320 (lambda-trans.o): Same.
1321 (lambda-code.o): Same.
1322 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1323 (tree-vect-slp.o): Same.
1324 * hwint.h (gcd): Moved here.
1325 (least_common_multiple): Same.
1326 * lambda-code.c: Removed.
1327 * lambda-mat.c: Removed.
1328 * lambda-trans.c: Removed.
1329 * lambda.h: Removed.
1330 * tree-loop-linear.c: Removed.
1331 * lto-symtab.c: Do not include lambda.h.
1332 * omega.c (gcd): Removed.
1333 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1334 * tree-data-ref.c (print_lambda_vector): Moved here.
1335 (lambda_vector_copy): Same.
1336 (lambda_matrix_copy): Same.
1337 (lambda_matrix_id): Same.
1338 (lambda_vector_first_nz): Same.
1339 (lambda_matrix_row_add): Same.
1340 (lambda_matrix_row_exchange): Same.
1341 (lambda_vector_mult_const): Same.
1342 (lambda_vector_negate): Same.
1343 (lambda_matrix_row_negate): Same.
1344 (lambda_vector_equal): Same.
1345 (lambda_matrix_right_hermite): Same.
1346 * tree-data-ref.h: Do not include lambda.h.
1347 (lambda_vector): Moved here.
1348 (lambda_matrix): Same.
1349 (dependence_level): Same.
1350 (lambda_transform_legal_p): Removed declaration.
1351 (lambda_collect_parameters): Same.
1352 (lambda_compute_access_matrices): Same.
1353 (lambda_vector_gcd): Same.
1354 (lambda_vector_new): Same.
1355 (lambda_vector_clear): Same.
1356 (lambda_vector_lexico_pos): Same.
1357 (lambda_vector_zerop): Same.
1358 (lambda_matrix_new): Same.
1359 * tree-flow.h (least_common_multiple): Removed declaration.
1360 * tree-parloops.c (lambda_trans_matrix): Moved here.
1362 (LTM_ROWSIZE): Same.
1363 (LTM_COLSIZE): Same.
1364 (LTM_DENOMINATOR): Same.
1365 (lambda_trans_matrix_new): Same.
1366 (lambda_matrix_vector_mult): Same.
1367 (lambda_transform_legal_p): Same.
1368 * tree-pass.h (pass_linear_transform): Removed declaration.
1369 * tree-ssa-loop.c (tree_linear_transform): Removed.
1370 (gate_tree_linear_transform): Removed.
1371 (pass_linear_transform): Removed.
1372 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1373 flag_loop_interchange.
1375 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1377 PR tree-optimization/47265
1378 PR tree-optimization/47443
1379 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1380 if name still has some uses.
1382 2011-01-25 Martin Jambor <mjambor@suse.cz>
1384 PR tree-optimization/47382
1385 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1386 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1388 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1390 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1391 sjlj_except_unwind_info.
1393 2011-01-25 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/47426
1396 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1397 visible functions results escape.
1399 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1402 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1403 (arm_get_frame_offsets): Use it.
1405 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1406 Jakub Jelinek <jakub@redhat.com>
1408 PR tree-optimization/47271
1409 * tree-if-conv.c (bb_postdominates_preds): New.
1410 (if_convertible_bb_p): Call bb_postdominates_preds.
1411 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1412 (predicate_scalar_phi): Call bb_postdominates_preds.
1414 2011-01-25 Nick Clifton <nickc@redhat.com>
1416 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1417 * config/rx/rx.c (rx_function_value): Likewise.
1418 (rx_promote_function_mode): Likewise.
1419 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1420 in order to make it legitimate.
1421 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1422 make sure that the first operand is the same as the result register.
1423 (addsi3_unspec): Delete.
1424 (subdi3): Do not accept immediate operands.
1425 (subdi3_internal): Likewise.
1427 2011-01-25 Jeff Law <law@redhat.com>
1429 PR rtl-optimization/37273
1430 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1431 handle them like argument loads from stack slots. Do not double
1432 count memory for memory constants and argument loads from stack slots.
1434 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1436 PR tree-optimization/47427
1437 PR tree-optimization/47428
1438 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1439 coalesce if the new root var would be TREE_READONLY.
1441 2011-01-25 Richard Guenther <rguenther@suse.de>
1444 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1445 correct type for TBAA.
1447 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1449 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1450 (close_phi_written_to_memory): Call for_each_index with
1451 dr_indices_valid_in_loop.
1453 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1455 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1456 when it is initialized.
1458 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1460 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1461 call to graphite_find_data_references_in_stmt.
1462 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1463 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1464 call to graphite_find_data_references_in_stmt.
1465 (analyze_drs_in_stmts): Same.
1466 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1467 in which the scalar analysis of indices is performed.
1468 (create_data_ref): Same. Update call to dr_analyze_indices.
1469 (find_data_references_in_stmt): Update call to create_data_ref.
1470 (graphite_find_data_references_in_stmt): Same.
1471 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1473 (create_data_ref): Same.
1474 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1475 call to create_data_ref.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-sese-to-poly.c (build_poly_scop): Move
1480 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1482 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1485 VAR_DECL, PARM_DECL, and RESULT_DECL.
1487 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1489 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1491 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1492 that have already been marked as PBB_IS_REDUCTION.
1494 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1496 * graphite-scop-detection.c (same_close_phi_node): New.
1497 (remove_duplicate_close_phi): New.
1498 (make_close_phi_nodes_unique): New.
1499 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1501 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1503 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1504 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1505 of both data references to be the same.
1507 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-dependences.c (build_lexicographical_constraint): Remove
1511 (build_lexicographical_constraint): Adjust call to
1512 ppl_powerset_is_empty.
1513 (dependence_polyhedron): Same.
1514 (graphite_legal_transform_dr): Same.
1515 (graphite_carried_dependence_level_k): Same.
1516 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1518 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1520 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1522 * graphite-sese-to-poly.c
1523 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1524 (close_phi_written_to_memory): New.
1525 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1528 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1530 * doc/install.texi: Update the expected version number of PPL to 0.11.
1531 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1532 #if PPL_VERSION_MINOR < 11.
1534 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1536 * graphite-dependences.c: Include graphite-cloog-util.h.
1537 (new_poly_ddr): Inlined into dependence_polyhedron.
1538 (free_poly_ddr): Moved close by new_poly_ddr.
1539 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1540 Early return NULL when ppl_powerset_is_empty returns true.
1541 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1542 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1543 (graphite_legal_transform_dr): Call new_poly_ddr.
1544 (graphite_carried_dependence_level_k): Same.
1545 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1546 (dot_transformed_deps_stmt_1): Removed.
1547 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1548 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1549 (dot_deps_1): Call dot_deps_2.
1550 * Makefile.in (graphite-dependences.o): Add missing dependence on
1551 graphite-cloog-util.h.
1553 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1555 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1556 (build_lexicographical_constraint): Same.
1557 (dependence_polyhedron_1): Same.
1558 (graphite_legal_transform_dr): Same.
1559 (graphite_carried_dependence_level_k): Same.
1560 * graphite-ppl.c (ppl_powerset_is_empty): New.
1561 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1562 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1564 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1566 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1567 the "a followed by b" relation and document it.
1569 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1571 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1572 iteration when the bag of constraints is empty.
1574 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1576 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1578 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1580 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1581 nest and two loop depths as parameters.
1582 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1583 lst_perfect_nestify.
1585 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1587 * graphite-dependences.c (print_pddr): Call
1588 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1590 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1592 * graphite-ppl.c (debug_gmp_value): New.
1593 * graphite-ppl.h (debug_gmp_value): Declared.
1595 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1597 * doc/install.texi: Document availability of cloog-0.16.
1599 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1601 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1602 invalid postdominance info.
1604 2011-01-24 Jan Hubicka <jh@suse.cz>
1607 * doc/extend.texi (weak pragma): Drop claim that it must
1608 appear before definition.
1609 * varasm.c (merge_weak, declare_weak): Only sanity check
1610 that DECL is not output at a time it is declared weak.
1612 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1614 * machmode.def: Fixed comments.
1616 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1618 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1620 2011-01-24 Paul Koning <ni1d@arrl.net>
1622 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1625 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1628 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1629 (block_info): Add scanned and prev.
1630 (move_or_delete_vzeroupper_2): Return if the basic block
1631 has been scanned and the upper 128bit state is unchanged
1633 (move_or_delete_vzeroupper_1): Return true if the exit
1635 (move_or_delete_vzeroupper): Visit basic blocks using the
1636 work-list based algorithm based on vt_find_locations in
1639 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1641 2011-01-24 Nick Clifton <nickc@redhat.com>
1643 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1644 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1645 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1646 then define __v850e1__.
1647 * doc/invoke.texi: Document -mv850es.
1649 2011-01-24 Richard Henderson <rth@redhat.com>
1651 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1652 compound unordered comparisons.
1653 * config/rx/rx.c (rx_split_fp_compare): Remove.
1654 * config/rx/rx-protos.h: Update.
1655 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1656 (cbranchsf4): Don't call rx_split_fp_compare.
1657 (*cbranchsf4): Use rx_split_cbranch.
1658 (*cmpsf): Don't accept "i" constraint.
1659 (*conditional_branch): Only valid after reload.
1660 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1662 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1665 * config/rs6000/altivec.md (vector constant splitters): Add
1666 support for creating vector single precision constants if -mvsx is
1667 used and we would create the constant using Altivec primitives.
1669 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1670 Richard Sandiford <rdsandiford@googlemail.com>
1672 PR rtl-optimization/47166
1673 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1674 mechanism for PRE_MODIFY and POST_MODIFY.
1675 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1678 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1680 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1682 2011-01-22 Jan Hubicka <jh@suse.cz>
1685 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1687 2011-01-22 Jan Hubicka <jh@suse.cz>
1689 PR tree-optimization/43884
1691 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1692 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1694 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1696 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1697 * config/s390/s390.c (s390_register_move_cost,
1698 s390_memory_move_cost): New.
1699 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1701 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1704 * except.c (sjlj_assign_call_site_values): Move setting the
1705 crtl->uses_eh_lsda flag to ...
1706 (sjlj_mark_call_sites): ... here.
1707 (sjlj_emit_function_enter): Support NULL dispatch label.
1708 (sjlj_build_landing_pads): In a function with no landing pads
1709 that still has must-not-throw regions, generate code to register
1710 a personality function with empty LSDA.
1712 2011-01-21 Richard Henderson <rth@redhat.com>
1714 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1716 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1718 * compare-elim.c: New file.
1719 * Makefile.in (OBJS-common): Add it.
1720 (compare-elim.o): New.
1721 * common.opt (fcompare-elim): New.
1722 * opts.c (default_options_table): Add OPT_fcompare_elim.
1723 * tree-pass.h (pass_compare_elim_after_reload): New.
1724 * passes.c (init_optimization_passes): Add it.
1725 * recog.h: Protect against re-inclusion.
1726 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1727 * doc/invoke.texi (-fcompare-elim): Document it.
1728 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1729 * doc/tm.texi: Rebuild.
1731 2011-01-22 Nick Clifton <nickc@redhat.com>
1733 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1734 rx_split_fp_compare.
1736 2011-01-22 Nick Clifton <nickc@redhat.com>
1738 * config/rx/rx.md (UNSPEC_CONST): New.
1739 (deallocate_and_return): Wrap the amount popped off the stack in
1740 an UNSPEC_CONST in order to stop it being rejected by
1741 -mmax-constant-size.
1742 (pop_and_return): Add a "(return)" rtx.
1743 (call): Drop the immediate operand.
1744 (call_internal): Likewise.
1745 (call_value): Likewise.
1746 (call_value_internal): Likewise.
1747 (sibcall_internal): Likewise.
1748 (sibcall_value_internal): Likewise.
1749 (sibcall): Likewise. Generate an explicit call using
1751 (sibcall_value): Likewise.
1752 (mov<>): FAIL if a constant operand is not legitimate.
1753 (addsi3_unpsec): New pattern.
1755 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1756 (ok_for_max_constant): New function.
1757 (gen_safe_add): New function.
1758 (rx_expand_prologue): Use gen_safe_add.
1759 (rx_expand_epilogue): Likewise.
1760 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1763 2011-01-21 Jeff Law <law@redhat.com>
1765 PR tree-optimization/47053
1766 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1767 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1768 statements are deleted.
1769 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1770 is nonempty, then purge dead edges and cleanup the CFG.
1772 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1776 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1778 * tree-dfa.c (create_var_ann): Mark variable as used.
1780 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1783 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1784 notes from other section in hot/cold partitioning even if
1785 last_action is -3. Increment call_site_base.
1787 PR rtl-optimization/47366
1788 * fwprop.c (forward_propagate_into): Return bool. If
1789 any changes are made, -fnon-call-exceptions is used and
1790 REG_EH_REGION note is present, call purge_dead_edges
1791 and return true if it purged anything.
1792 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1793 any EH edges were purged.
1795 2011-01-21 Jeff Law <law@redhat.com>
1797 PR rtl-optimization/41619
1798 * caller-save.c (setup_save_areas): Break out code to determine
1799 which hard regs are live across calls by examining the reload chains
1800 so that it is always used.
1801 Eliminate code which checked REG_N_CALLS_CROSSED.
1803 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1805 PR tree-optimization/47355
1806 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1807 NOP has non-debug uses beyond PHIs in new_bb.
1809 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1812 * cfgexpand.c (account_used_vars_for_block): Only account vars
1813 that are annotated as used.
1814 (estimated_stack_frame_size): Don't set TREE_USED.
1815 * tree-dfa.c (create_var_ann): Mark variable as used.
1817 2011-01-21 Richard Guenther <rguenther@suse.de>
1820 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1822 2011-01-21 Richard Guenther <rguenther@suse.de>
1824 PR tree-optimization/47365
1825 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1826 (vn_reference_lookup_pieces): Adjust.
1827 (vn_reference_lookup): Likewise.
1828 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1829 (vn_reference_lookup_3): Only look through kills if in
1830 VN_WALKREWRITE mode.
1831 (vn_reference_lookup_pieces): Adjust.
1832 (vn_reference_lookup): Likewise.
1833 (visit_reference_op_load): Likewise.
1834 (visit_reference_op_store): Likewise.
1835 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1836 (compute_avail): Likewise.
1837 (eliminate): Likewise.
1839 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1841 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1842 DECL_IGNORED_P non-reg vars if they are used.
1844 PR tree-optimization/47391
1845 * varpool.c (const_value_known_p): Return false if
1848 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1851 * config/i386/i386.c (ix86_local_alignment): Handle
1852 case for va_list_type_node is nil.
1853 (ix86_canonical_va_list_type): Likewise.
1855 2011-01-21 Alan Modra <amodra@gmail.com>
1857 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1858 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1860 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1862 * config/arm/arm.md (define_attr type): Rename f_load
1863 and f_store to f_fpa_load and f_fpa_store. Update.
1864 (write_conflict): Deal with rename fallout.
1865 (*push_fp_multi): Likewise.
1866 * config/arm/fpa.md (f_load): Use f_fpa_load.
1867 (f_store): Use f_fpa_store.
1868 (*movsf_fpa): Likewise.
1869 (*movdf_fpa): Likewise.
1870 (*movxf_fpa): Likewise.
1871 (*thumb2_movsf_fpa): Likewise.
1872 (*thumb2_movdf_fpa): Likewise.
1873 (*thumb2_movxf_fpa): Likewise.
1874 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1875 f_loadd and f_stored.
1876 (*thumb2_movdi_vfp): Likewise.
1877 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1878 (*thumb2_movsi_vfp): Likewise.
1879 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1880 Use f_loads instead of f_load.
1881 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1883 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1885 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1886 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1887 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1888 (xtensa_mode_dependent_address_p): New function.
1889 (constantpool_address_p): Make static. Change return type to bool.
1890 Change argument type to const_rtx. Use CONST_INT_P predicate.
1892 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1895 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1897 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1900 * cfgexpand.c (expand_debug_expr): Instead of generating
1901 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1904 2011-01-20 Richard Guenther <rguenther@suse.de>
1907 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1908 the pointer operand of MEM_REFs.
1910 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1912 PR tree-optimization/46130
1913 * ipa-split.c (consider_split): If return_bb contains non-virtual
1914 PHIs other than for retval or if split_function would not adjust it,
1917 2011-01-20 Richard Guenther <rguenther@suse.de>
1919 PR tree-optimization/47167
1920 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1921 Revert previous change, only avoid enumeral type changes.
1923 2011-01-19 Mike Stump <mikestump@comcast.net>
1925 * doc/tm.texi.in (BRANCH_COST): Englishify.
1926 * doc/tm.texi (BRANCH_COST): Likewise.
1928 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1931 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1932 (gen_scheduled_generic_parms_dies): New functions.
1933 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1934 generation for the end of CU compilation.
1935 (dwarf2out_finish): Generate template parameters DIEs here.
1937 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1940 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1941 debug bind stmt on merge edges.
1943 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1947 * function.c (instantiate_expr): Instantiate incoming rtl of
1948 implicit arguments, and recurse on VALUE_EXPRs.
1949 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1950 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1952 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1954 * c-parser.c (c_parser_for_statement): Initialize
1955 collection_expression.
1957 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1959 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1961 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1963 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1964 (LINK_SHLIB_SPEC): Don't use %(link_path).
1965 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1967 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1969 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1970 (NO_SHARED_LIB_SUPPORT): Remove.
1971 (LINK_SHLIB_SPEC): Remove one conditional definition.
1973 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1975 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1977 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1978 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1979 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1980 %{call_shared} and conditionals on these options not being passed.
1981 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1984 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1986 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1989 * ipa-split.c: Spelling fixes.
1991 2011-01-19 Richard Henderson <rth@redhat.com>
1993 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1994 (*mulsi3): Likewise.
1996 * longlong.h [__mn10300__] (count_leading_zeros): New.
1997 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1998 [__mn10300__] (add_ssaaaa, subddmmss): New.
1999 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2000 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2002 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2004 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2006 2011-01-19 Richard Henderson <rth@redhat.com>
2008 * config/mn10300/mn10300.md (addsi3_flags): New.
2009 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2010 (subsi3_flags, subc_internal, subdi3): New.
2011 (subdi3_internal, *subdi3_degenerate): New.
2012 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2014 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2015 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2016 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2017 * config/mn10300/mn10300-protos.h: Update.
2018 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2019 (return_ret): Likewise. Rename from return_internal_regs.
2020 (return_internal): Remove.
2022 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2023 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2024 (mn10300_legitimate_constant_p): Likewise.
2025 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2026 (mn10300_frame_size): New.
2027 (mn10300_expand_prologue): Use it.
2028 (mn10300_expand_epilogue): Likewise.
2029 (mn10300_initial_offset): Likewise.
2030 * config/mn10300/mn10300-protos.h: Update.
2031 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2032 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2033 (prologue, epilogue, return_internal): Tidy output code.
2034 (mn10300_store_multiple_operation, return): Likewise.
2035 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2036 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2037 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2038 (load_pic, am33_load_pic): New.
2039 (mn10300_load_pic0, mn10300_load_pic1): New.
2041 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2042 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2043 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2044 (cc_flags_for_mode, cc_flags_for_code): New.
2045 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2046 overflow flag is not valid. Validate that the flags we need
2047 for the comparison are valid.
2048 (mn10300_output_cmp): Remove.
2049 (mn10300_output_add): New.
2050 (mn10300_select_cc_mode): Use cc_flags_for_code.
2051 (mn10300_split_cbranch): New.
2052 (mn10300_match_ccmode): New.
2053 (mn10300_split_and_operand_count): New.
2054 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2056 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2057 (addsi3): ... here. Use mn10300_output_add.
2058 (*addsi3_flags): New.
2059 (*am33_subsi3, *mn10300_subsi3): Merge...
2060 (subsi3): ... here. Use attribute isa.
2061 (*subsi3_flags): New.
2062 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2064 (*am33_andsi3, *mn10300_andsi3): Merge...
2066 (*andsi3_flags): New.
2067 (andsi3 splitters): New.
2068 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2070 (*iorsi3_flags): New.
2071 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2073 (*xorsi3_flags): New.
2074 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2075 (one_cmplsi2): ... here.
2076 (*one_cmplsi2_flags): New.
2077 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2078 instead of "dax" in constraints. Use mn10300_split_cbranch.
2079 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2080 use matching constraints to eliminate a self-comparison.
2081 (*integer_conditional_branch): Rename from integer_conditional_branch.
2082 Use int_mode_flags to match CC_REG.
2083 (*cbranchsi4_btst, *btstsi): New.
2084 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2085 mn10300_split_cbranch.
2086 (*am33_cmpsf): Rename from am33_cmpsf.
2087 (*float_conditional_branch): Rename from float_conditional_branch.
2088 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2089 (zero_extendqisi2): ... here.
2090 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2091 (zero_extendhisi2): ... here.
2092 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2093 (extendqisi2): ... here.
2094 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2095 (extendhisi2): ... here.
2096 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2097 (ashlsi3): ... here.
2098 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2099 (lshrsi3): ... here.
2100 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2101 (ashrsi3): ... here.
2102 (consecutive add peephole): Remove.
2103 * config/mn10300/predicates.md (label_ref_operand): New.
2104 (int_mode_flags): New.
2105 (CCZN_comparison_operator): New.
2107 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2108 (throughput_42_latency_43): New reservation.
2109 (mulsidi3, umulsidi3): New expanders.
2110 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2111 the MDR register to allocation; separately allocate the low and
2112 high parts of the DImode result.
2113 (umulsidi3_internal): Similarly.
2114 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2115 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2116 (udivsi3, umodsi3): Remove.
2117 (udivmodsi4, divmodsi4): New expanders.
2118 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2119 (*divmodsi4): Simiarly.
2120 (ext_internal): New.
2122 * config/mn10300/constraints.md ("z"): New constraint.
2123 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2124 (FIXED_REGISTERS): Don't fix MDR.
2125 (CALL_USED_REGSITERS): Reformat nicely.
2126 (REG_ALLOC_ORDER): Add MDR.
2127 (enum regclass): Add MDR_REGS.
2128 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2129 (IRA_COVER_CLASSES): Add MDR_REGS.
2130 (REGNO_REG_CLASS): Handle MDR_REG.
2131 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2132 (mn10300_register_move_cost): Likewise.
2133 * config/mn10300/mn10300.md (MDR_REG): New.
2134 (*movsi_internal): Handle moves to/from MDR_REGS.
2136 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2138 (mn10300_secondary_reload): Tidy combination reload classes.
2139 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2140 addresses for AM33. Allow symbolic offsets for reg+imm.
2141 (mn10300_regno_in_class_p): New.
2142 (mn10300_legitimize_reload_address): New.
2143 * config/mn10300/mn10300.h (enum reg_class): Remove
2144 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2145 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2147 (REG_CLASS_NAMES): Update to match.
2148 (REG_CLASS_CONTENTS): Likewise.
2149 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2150 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2151 (REGNO_IN_RANGE_P): Remove.
2152 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2153 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2154 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2155 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2156 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2157 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2158 (REGNO_GENERAL_P): New.
2159 (HAVE_POST_MODIFY_DISP): New.
2160 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2161 (LEGITIMIZE_RELOAD_ADDRESS): New.
2162 * config/mn10300/mn10300-protos.h: Update.
2164 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2165 DATA_REGS for AM33 stack-pointer destination.
2166 (mn10300_preferred_output_reload_class): Likewise.
2167 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2168 into a form appropriate for ...
2169 (TARGET_SECONDARY_RELOAD): New.
2170 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2171 * config/mn10300/mn10300-protos.h: Update.
2172 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2173 reload_insi; use the "A" constraint for the scratch; handle AM33
2174 moves of sp to non-address registers.
2176 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2177 (*movqi_internal): ... here.
2178 (*am33_movhi, *mn10300_movhi): Merge into...
2179 (*movhi_internal): ... here.
2180 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2181 as the source/destination of moves from/to SP.
2182 (movsf): Only allow for AM33-2.
2183 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2184 any integer constant constraint. Only allow for AM33-2. Tidy
2185 all of the alternative outputs.
2186 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2187 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2189 (udivsi3, umodsi3): New patterns for MN103 only.
2191 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2193 * doc/tm.texi.in: Spell out that a lack of register class unions
2195 * doc/tm.texi: Regenerate.
2197 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2199 PR rtl-optimization/47337
2200 * dce.c (check_argument_store): New function.
2201 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2203 PR tree-optimization/47290
2204 * tree-eh.c (infinite_empty_loop_p): New function.
2205 (cleanup_empty_eh): Use it.
2207 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2210 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2211 (a64_expand_widen_sum): Ditto.
2212 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2213 (vec_extract_evenodd_help): Ditto.
2214 (vec_extract_evenv4hi): Ditto.
2215 (vec_extract_oddv4hi): Ditto.
2216 (vec_extract_evenv2si): Ditto.
2217 (vec_extract_oddv2si): Ditto.
2218 (vec_extract_evenv2sf): Ditto.
2219 (vec_extract_oddv2sf): Ditto.
2220 (vec_pack_trunc_v4hi: Ditto.
2221 (vec_pack_trunc_v2si): Ditto.
2222 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2223 (vec_interleave_highv8qi): Ditto.
2225 (vec_extract_oddv8qi): Ditto.
2226 (vec_interleave_lowv4hi): Ditto.
2227 (vec_interleave_highv4hi): Ditto.
2228 (vec_interleave_lowv2si): Ditto.
2229 (vec_interleave_highv2si): Ditto.
2231 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2233 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2234 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2235 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2236 (pa_c_mode_for_suffix): New.
2237 (TARGET_EXPAND_BUILTIN): Define.
2238 (TARGET_C_MODE_FOR_SUFFIX): Define.
2239 (pa_builtins): Define.
2240 (pa_init_builtins): Register __float128 type and init new support
2242 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2243 * config/pa/quadlib.c (_U_Qfcopysign): New.
2245 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2248 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2249 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2252 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2254 PR tree-optimization/47179
2255 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2256 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2258 2011-01-18 Richard Guenther <rguenther@suse.de>
2260 PR rtl-optimization/47216
2261 * emit-rtl.c: Include tree-flow.h.
2262 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2263 of replicating it with different semantics.
2264 * Makefile.in (emit-rtl.o): Adjust.
2266 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2268 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2269 (cortex_a9_dp): Handle neon types correctly.
2271 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2273 PR rtl-optimization/47299
2274 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2275 subtarget. Use normal multiplication if both operands are constants.
2276 * expmed.c (expand_widening_mult): Don't try to optimize constant
2277 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2280 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2282 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2283 spacing after 'e.g.', typos, comma, hyphenation.
2285 2011-01-17 Richard Henderson <rth@redhat.com>
2287 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2288 (rx_restricted_mem_operand): New.
2289 (rx_shift_operand): Use register_operand.
2290 (rx_source_operand, rx_compare_operand): Likewise.
2291 * config/rx/rx.md (addsi3_flags): New expander.
2292 (adddi3): Rewrite as expander.
2293 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2294 (subsi3_flags): New expander.
2295 (subdi3): Rewrite as expander.
2296 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2298 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2299 (rx_init_builtins): Remove sat builtin.
2300 (rx_expand_builtin): Likewise.
2301 * config/rx/rx.md (ssaddsi3): New.
2302 (*sat): Rename from sat. Represent the CC_REG input.
2304 * config/rx/predicates.md (rshift_operator): New.
2305 * config/rx/rx.c (rx_expand_insv): Remove.
2306 * config/rx/rx-protos.h: Update.
2307 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2308 operand to the canonical position.
2309 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2310 (*bitclr, *bitclr_in_memory): Similarly.
2311 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2312 (insv): Retain the zero_extract in the expansion.
2314 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2315 (bswaphi2, bitinvert, revw): Likewise.
2317 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2318 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2319 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2320 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2321 (bitset, bitset_in_memory): Likewise.
2322 (bitinvert, bitinvert_in_memory): Likewise.
2323 (bitclr, bitclr_in_memory): Likewise.
2324 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2325 (rx_strend, rx_cmpstrn): Likewise.
2326 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2327 (bitop peep2 patterns): Remove.
2329 * config/rx/rx.c (rx_match_ccmode): New.
2330 * config/rx/rx-protos.h: Update.
2331 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2332 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2333 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2334 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2335 (fix_truncsfsi2, floatsisf2): Likewise.
2336 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2337 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2338 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2339 (*subsi3_flags, *xorsi3_flags): New.
2341 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2343 * config/rx/rx.c (rx_print_operand): Remove workaround for
2344 unsplit comparison operations.
2346 * config/rx/rx.md (movsicc): Split after reload.
2347 (*movsicc): Merge *movsieq and *movsine via match_operator.
2348 (*stcc): New pattern.
2350 * config/rx/rx.c (rx_float_compare_mode): Remove.
2351 * config/rx/rx.h (rx_float_compare_mode): Remove.
2352 * config/rx/rx.md (cstoresi4): Split after reload.
2353 (*sccc): New pattern.
2355 * config/rx/predicates.md (label_ref_operand): New.
2356 (rx_z_comparison_operator): New.
2357 (rx_zs_comparison_operator): New.
2358 (rx_fp_comparison_operator): New.
2359 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2360 Validate that the flags are set properly for the comparison.
2361 (rx_gen_cond_branch_template): Remove.
2362 (rx_cc_modes_compatible): Remove.
2363 (mode_from_flags): New.
2364 (flags_from_code): Rename from flags_needed_for_conditional.
2365 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2366 (rx_select_cc_mode): Likewise.
2367 (rx_split_fp_compare): New.
2368 (rx_split_cbranch): New.
2369 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2370 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2371 (*cbranchsf4): Similarly.
2372 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2373 match_operator and rx_split_cbranch.
2374 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2375 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2376 (*cmpsi): Rename from cmpsi.
2377 (*tstsi): Rename from tstsi.
2378 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2379 (*conditional_branch): Rename from conditional_branch.
2380 (*reveresed_conditional_branch): Remove.
2381 (b<code>): Remove expander.
2382 * config/rx/rx-protos.h: Update.
2384 * config/rx/rx.c (rx_compare_redundant): Remove.
2385 * config/rx/rx.md (cmpsi): Don't use it.
2386 * config/rx/rx-protos.h: Update.
2388 * config/rx/rx-modes.def (CC_F): New mode.
2389 * config/rx/rx.c (rx_select_cc_mode): New.
2390 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2391 * config/rx/rx-protos.h: Update.
2393 2011-01-17 Richard Henderson <rth@redhat.com>
2395 * except.c (dump_eh_tree): Fix stray ; after for statement.
2397 2011-01-17 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/47313
2400 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2401 handling before copying the body. Properly deal with
2402 by-reference result in SSA form.
2404 2011-01-17 Ian Lance Taylor <iant@google.com>
2407 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2408 (struct_value_alias_set): Don't define.
2409 (sparc_option_override): Don't set sparc_sr_alias_set and
2410 struct_value_alias_set.
2411 (save_or_restore_regs): Use gen_frame_mem rather than calling
2413 (sparc_struct_value_rtx): Likewise.
2415 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2420 (_mm_maskstore_pd): Likewise.
2421 (_mm_maskload_ps): Likewise.
2422 (_mm_maskstore_ps): Likewise.
2423 (_mm256_maskload_pd): Change mask to __m256i.
2424 (_mm256_maskstore_pd): Likewise.
2425 (_mm256_maskload_ps): Likewise.
2426 (_mm256_maskstore_ps): Likewise.
2428 * config/i386/i386-builtin-types.def: Updated.
2429 (ix86_expand_special_args_builtin): Likewise.
2431 * config/i386/i386.c (bdesc_special_args): Update
2432 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2433 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2434 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2435 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2437 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2438 Use <avxpermvecmode> on mask register.
2439 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2441 2011-01-17 Olivier Hainque <hainque@adacore.com>
2442 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2443 Eric Botcazou <ebotcazou@adacore.com>
2446 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2447 if <= USHRT_MAX in 32-bit mode.
2449 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2451 * doc/install.texi (Configuration, Specific): Wrap long
2452 lines in examples. Allow line wrapping in long options
2453 and URLs where beneficial for PDF output.
2455 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2457 * config/mips/mips.c (mips_classify_symbol): Don't return
2458 SYMBOL_PC_RELATIVE for nonlocal labels.
2460 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2462 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2464 2011-01-15 Jan Hubicka <jh@suse.cz>
2466 PR tree-optimization/47276
2467 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2468 declarations as needed.
2470 2011-01-15 Martin Jambor <mjambor@suse.cz>
2472 * common.opt (fdevirtualize): New flag.
2473 * doc/invoke.texi (Option Summary): Document it.
2474 * opts.c (default_options_table): Add devirtualize flag.
2475 * ipa-prop.c (detect_type_change): Return immediately if
2476 devirtualize flag is not set.
2477 (detect_type_change_ssa): Likewise.
2478 (compute_known_type_jump_func): Likewise.
2479 (ipa_analyze_virtual_call_uses): Likewise.
2481 2011-01-14 Martin Jambor <mjambor@suse.cz>
2483 PR tree-optimization/45934
2484 PR tree-optimization/46302
2485 * ipa-prop.c (type_change_info): New type.
2486 (stmt_may_be_vtbl_ptr_store): New function.
2487 (check_stmt_for_type_change): Likewise.
2488 (detect_type_change): Likewise.
2489 (detect_type_change_ssa): Likewise.
2490 (compute_complex_assign_jump_func): Check for dynamic type change.
2491 (compute_complex_ancestor_jump_func): Likewise.
2492 (compute_known_type_jump_func): Likewise.
2493 (compute_scalar_jump_functions): Likewise.
2494 (ipa_analyze_virtual_call_uses): Likewise.
2495 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2497 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2499 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2500 * config/i386/i386.opt (msse5): New Alias.
2502 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2504 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2505 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2506 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2507 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2509 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2511 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2513 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2514 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2515 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2516 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2518 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2520 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2522 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2524 2011-01-14 Mike Stump <mikestump@comcast.net>
2526 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2527 * config/fr30/fr30.md: Likweise
2528 (movsi_push): Likewise.
2529 (movsi_pop): Likewise.
2530 (enter_func): Likewise.
2531 * config/moxie/moxie.md (movsi_push): Likewise.
2532 (movsi_pop): Likewise.
2534 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2536 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2537 %{no_archive} %{exact_version}.
2538 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2539 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2540 %{no_archive} %{exact_version}.
2541 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2542 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2543 * config/mips/vxworks.h: Likewise.
2545 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2547 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2549 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2551 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2552 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2554 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2556 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2559 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2561 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2563 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2564 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2566 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2567 Don't handle -shlib.
2569 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2571 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2572 (CC1_SPEC): Don't handle -profile.
2574 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2576 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2577 * config/mips/mips.h (CC1_SPEC): Likewise.
2579 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2581 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2582 * config/mips/mips.h (CC1_SPEC): Likewise.
2584 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2586 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2587 * config/m32r/linux.h (LINK_SPEC): Likewise.
2588 * config/mips/linux.h (LINK_SPEC): Likewise.
2589 * config/mips/linux64.h (LINK_SPEC): Likewise.
2590 * config/sparc/linux.h (LINK_SPEC): Likewise.
2591 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2592 LINK_SPEC): Likewise.
2593 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2595 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2597 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2599 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2601 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2603 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2604 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2606 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2608 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2610 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2612 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2613 supports -Bstatic/-Bdynamic.
2614 * configure: Regenerate.
2616 2011-01-14 Jan Hubicka <jh@suse.cz>
2617 Jack Howarth <howarth@bromo.med.uc.edu>
2620 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2621 when checking debug_info_level. Test write_symbols instead of
2622 debug_hooks->var_location when setting flag_var_tracking_uninit.
2624 2011-01-14 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/47179
2627 * target.def (ref_may_alias_errno): New target hook.
2628 * targhooks.h (default_ref_may_alias_errno): Declare.
2629 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2630 (default_ref_may_alias_errno): New function.
2631 * target.h (struct ao_ref_s): Declare.
2632 * tree-ssa-alias.c: Include target.h.
2633 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2634 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2635 (targhooks.o): Likewise.
2636 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2637 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2639 2011-01-14 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2643 2011-01-14 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/47280
2646 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2648 (tree_ssa_forward_propagate_single_use_vars): Deal with
2649 CFG changes from associate_plusminus.
2651 2011-01-14 Richard Guenther <rguenther@suse.de>
2655 2011-01-11 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/46076
2658 * tree-ssa.c (useless_type_conversion_p): Conversions from
2659 unprototyped to empty argument list function types are useless.
2661 2011-01-14 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/47286
2664 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2666 2011-01-14 Martin Jambor <mjambor@suse.cz>
2669 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2671 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2673 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2674 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2675 * config/xtensa/xtensa.c (xtensa_libcall_value,
2676 xtensa_function_value_regno_p): New functions.
2677 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2679 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2682 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2684 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2685 New function prototype.
2686 * config/i386/winnt.c (i386_pe_assemble_visibility):
2687 Warn only if attribute was specified by user.
2689 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2694 (floatunsdidf2_fcfidu): Ditto.
2696 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2698 * config/s390/s390.c (print_operand_address): Replace 'error' with
2699 'output_operand_lossage'.
2700 (print_operand): Likewise.
2702 2011-01-13 Jeff Law <law@redhat.com>
2704 PR rtl-optimization/39077
2705 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2706 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2707 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2708 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2709 * gcse.c (prune_insertions_deletions): New function.
2710 (compute_pre_data): Use it.
2712 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2715 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2717 (prune_unused_types_mark): Use it.
2719 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2721 PR rtl-optimization/45352
2722 * sel-sched.c: Update copyright years.
2723 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2724 in the advancing loop when we have issued issue_rate insns.
2726 2011-01-12 Richard Henderson <rth@redhat.com>
2728 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2729 (TARGET_MD_ASM_CLOBBERS): New.
2731 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2732 (TARGET_DELEGITIMIZE_ADDRESS): New.
2734 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2735 (clzsi2, *bsch): New patterns.
2737 * config/mn10300/mn10300.md (INT): New mode iterator.
2738 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2740 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2741 flag_split_wide_types.
2743 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2744 (mn10300_trampoline_init): Rewrite without a template, an immediate
2745 load and a direct branch.
2746 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2748 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2750 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2751 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2752 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2753 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2755 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2758 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2761 2011-01-12 Jan Hubicka <jh@suse.cz>
2764 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2765 (PLUGIN_COND_CLOSE): New macro.
2766 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2768 2011-01-12 Richard Guenther <rguenther@suse.de>
2771 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2772 register variables in a MEM_REF.
2774 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2776 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2777 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2778 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2779 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2780 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2781 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2782 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2783 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2784 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2785 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2786 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2787 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2788 * config/gnu-user.h: New. Copied from linux.h.
2789 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2790 GNU_USER_TARGET_STARTFILE_SPEC.
2791 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2792 GNU_USER_TARGET_ENDFILE_SPEC.
2793 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2794 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2795 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2796 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2797 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2798 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2799 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2800 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2801 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2802 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2803 * config/arm/linux-eabi.h (CC1_SPEC): Use
2804 GNU_USER_TARGET_CC1_SPEC.
2805 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2806 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2807 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2808 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2809 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2810 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2811 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2812 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2814 2011-01-12 Richard Guenther <rguenther@suse.de>
2817 * doc/invoke.texi (ffast-math): Document it is turned on
2820 2011-01-12 Jan Hubicka <jh@suse.cz>
2822 PR tree-optimization/47233
2823 * opts.c (common_handle_option): Disable ipa-reference with profile
2826 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2828 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2831 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2833 * c-parser.c (c_lex_one_token): Updated and reindented some
2834 comments. No changes in code.
2836 2011-01-11 Ian Lance Taylor <iant@google.com>
2838 * godump.c (go_output_var): Don't output the variable if there is
2839 already a type with the same name.
2841 2011-01-11 Ian Lance Taylor <iant@google.com>
2843 * godump.c (go_format_type): Don't generate float80.
2845 2011-01-11 Richard Henderson <rth@redhat.com>
2847 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2848 declaration. Rewrite for both speed and size.
2849 (mn10300_address_cost_1): Remove.
2850 (mn10300_register_move_cost): New.
2851 (mn10300_memory_move_cost): New.
2852 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2853 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2854 extensions, shifts, BSWAP, CLZ.
2855 (mn10300_wide_const_load_uses_clr): Remove.
2856 (TARGET_REGISTER_MOVE_COST): New.
2857 (TARGET_MEMORY_MOVE_COST): New.
2858 * config/mn10300/mn10300-protos.h: Update.
2859 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2861 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2862 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2863 * config/mn10300/mn10300-protos.h: Update.
2864 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2865 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2866 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2867 (*test_int_bitfield, *test_byte_bitfield): Remove.
2868 (*bit_test, *subreg_bit_test): Remove.
2869 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2871 * config/mn10300/constraints.md ("c"): Rename from "A".
2872 ("A", "D"): New constraint letters.
2873 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2874 (fmssf4, fnmasf4, fnmssf4): Likewise.
2876 * config/mn10300/mn10300.md (isa): New attribute.
2877 (enabled): New attribute.
2879 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2880 (abssf2, negsf2): Define only for hardware fp.
2881 (sqrtsf2): Reformat.
2882 (addsf3, subsf3, mulsf3): Merge expander and insn.
2884 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2885 (DEBUGGER_AUTO_OFFSET): Remove.
2886 (DEBUGGER_ARG_OFFSET): Remove.
2888 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2889 Emit register stores with the same offsets as the hardware.
2890 (mn10300_store_multiple_operation): Don't check that the register
2891 save offsets are monotonic.
2892 * config/mn10300/mn10300-protos.h: Update.
2894 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2896 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2897 in terms of the value on the stack, not the MDR register.
2899 2011-01-11 Jan Hubicka <jh@suse.cz>
2903 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2904 (symbol_alias_set_destroy, symbol_alias_set_contains,
2905 propagate_aliases_backward): Declare.
2906 * lto-streamer-out.c (struct sets): New sturcture.
2907 (trivally_defined_alias): New function.
2908 (output_alias_pair_p): Rewrite.
2909 (output_unreferenced_globals): Fix output of alias pairs.
2910 (produce_symtab): Likewise.
2911 * ipa.c (function_and_variable_visibility): Set weak alias destination
2913 * varasm.c (symbol_alias_set_t): Remove.
2914 (symbol_alias_set_destroy): Export.
2915 (propagate_aliases_forward, propagate_aliases_backward): New functions
2917 (compute_visible_aliases): ... this one; remove.
2918 (trivially_visible_alias): New
2919 (trivially_defined_alias): New.
2920 (remove_unreachable_alias_pairs): Rewrite.
2921 (finish_aliases_1): Reorganize code checking if alias is defined.
2922 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2925 2011-01-11 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/46076
2928 * tree-ssa.c (useless_type_conversion_p): Conversions from
2929 unprototyped to empty argument list function types are useless.
2931 2011-01-11 Richard Guenther <rguenther@suse.de>
2934 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2935 volatile MEMs as MEM_READONLY_P.
2937 2011-01-11 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/47239
2940 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2942 2011-01-11 Jeff Law <law@redhat.com>
2944 PR tree-optimization/47086
2945 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2946 IVs from statements that might throw.
2948 2011-01-10 Jan Hubicka <jh@suse.cz>
2951 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2953 2011-01-10 Jan Hubicka <jh@suse.cz>
2956 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2957 when correcting profile.
2959 2011-01-10 Jan Hubicka <jh@suse.cz>
2962 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2964 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2965 Restore DECL_FINI_PRIORITY.
2967 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2969 * doc/gimple.texi: Fix quoting of multi-word return values in
2970 @deftypefn statements. Ensure presence of return value. Wrap
2971 overlong @deftypefn lines.
2972 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2973 descriptions of removed functions.
2974 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2975 of multi-word return value in @deftypefn statement.
2977 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2979 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2980 (Conditional Expressions, Logical Operators)
2981 (Statement and operand traversals): Do not indent smallexample
2982 code. Fix duplicate function argument in example.
2984 2011-01-10 Jeff Law <law@redhat.com>
2986 PR tree-optimization/47141
2987 * ipa-split.c (split_function): Handle case where we are
2988 returning a value and the return block has a virtual operand phi.
2990 2011-01-10 Jan Hubicka <jh@suse.cz>
2992 PR tree-optimization/47234
2993 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2994 (pass_feedback_split_functions): Declare.
2995 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2997 * ipa-split.c (gate_split_functions): Update comments; disable
2998 split-functions for profile_arc_flag and branch_probabilities.
2999 (gate_feedback_split_functions): New function.
3000 (execute_feedback_split_functions): New function.
3001 (pass_feedback_split_functions): New global var.
3003 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3006 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3007 calling gimple_call_set_cannot_inline.
3009 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3011 * config/darwin-sections.def: Remove unused section.
3013 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3016 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3018 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3021 * c-parser.c (c_parser_declaration_or_fndef): Improved
3024 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3026 * config/i386/winnt.c (i386_pe_start_function): Make sure
3027 to switch back to function's section.
3029 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3033 * plugin.c: Move include of dlfcn.h from here...
3034 * system.h: ... to here.
3036 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3038 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3040 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3041 two extra empty pages in PDF output.
3043 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3046 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3047 for error recovery purposes behave as if it was not specified so
3048 that the default type is usd.
3050 2011-01-07 Jan Hubicka <jh@suse.cz>
3052 PR tree-optmization/46469
3053 * ipa.c (function_and_variable_visibility): Clear needed flags on
3054 nodes with external decls; handle weakrefs merging correctly.
3056 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3058 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3061 2011-01-07 Jan Hubicka <jh@suse.cz>
3063 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3064 and no longer claim that gold is required for linker plugin.
3065 * configure: Regenerate.
3066 * gcc.c (PLUGIN_COND): New macro.
3067 (LINK_COMMAND_SPEC): Use it.
3068 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3069 * config.in (HAVE_LTO_PLUGIN): New.
3070 * configure.ac (--with-lto-plugin): New parameter; autodetect
3073 2011-01-07 Jan Hubicka <jh@suse.cz>
3075 PR tree-optimization/46367
3076 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3077 when we can update original.
3078 (cgraph_mark_inline_edge): Sanity check.
3079 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3081 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3083 * config/spu/spu.h (ASM_COMMENT_START): Define.
3085 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3089 (SWITCH_KEEP_FOR_GCC): Likewise.
3090 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3091 (do_spec_1): Handle "%>".
3093 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3095 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3098 * config/i386/i386.c (ix86_delegitimize_address): If
3099 simplify_gen_subreg fails, return orig_x.
3102 * value-prof.c (gimple_stringop_fixed_value): Handle
3103 lhs of the call properly.
3105 2011-01-07 Jan Hubicka <jh@suse.cz>
3108 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3110 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3112 * target.def (function_switched_text_sections): New hook.
3113 * doc/tm.texi: Regenerated.
3114 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3115 * final.c (default_function_switched_text_sections): New.
3116 (final_scan_insn): Call function_switched_text_sections when a
3117 mid-function section change occurs.
3118 * output.h (default_function_switched_text_sections): Declare.
3119 * config/darwin-protos.h (darwin_function_switched_text_sections):
3121 * config/darwin.c (darwin_function_switched_text_sections): New.
3122 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3124 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3126 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3127 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3128 the secondary code fragment when outputting for DWARF == 2.
3130 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3132 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3133 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3135 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3136 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3138 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3141 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3142 when it is not empty.
3144 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3147 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3148 (case ${target}): Add btver1.
3149 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3150 -march=native recognize btver1 processors.
3151 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3152 btver1 def_and_undef
3153 * config/i386/i386.c (struct processor_costs btver1_cost): New
3155 (m_BTVER1): New definition.
3156 (m_AMD_MULTIPLE): Includes m_BTVER1.
3157 (initial_ix86_tune_features): Add btver1 tune.
3158 (processor_target_table): Add btver1 entry.
3159 (static const char *const cpu_names): Add btver1 entry.
3160 (software_prefetching_beneficial_p): Add btver1.
3161 (ix86_option_override_internal): Add btver1 instruction sets.
3162 (ix86_issue_rate): Add btver1.
3163 (ix86_adjust_cost): Add btver1.
3164 * config/i386/i386.h (TARGET_BTVER1): New definition.
3165 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3166 (enum processor_type): Add PROCESSOR_BTVER1.
3167 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3169 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3172 * config/i386/i386.c (legitimize_tls_address)
3173 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3174 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3175 (tls_initial_exec_64_sun): New pattern.
3177 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3179 * doc/invoke.texi (Overall Options): Improve wording and markup
3180 of the description of -wrapper.
3182 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3184 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3185 rdynamic, threads): New Driver options.
3187 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3190 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3191 if coming from .tdata.
3192 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3194 2011-01-06 Jan Hubicka <jh@suse.cz>
3197 * collect2.c (main): Do not enable LTOmode when plugin is active.
3199 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3202 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3203 --version output if supported.
3204 * configure: Regenerate.
3206 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3208 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3211 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3214 * c-convert.c (convert): When converting a complex expression
3215 other than COMPLEX_EXPR to a different complex type, ensure
3216 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3217 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3218 when converting COMPLEX_TYPE.
3220 2011-01-06 Ira Rosen <irar@il.ibm.com>
3222 PR tree-optimization/47139
3223 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3224 only the last reduction value is used outside the loop. Update
3227 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3229 * config/rtems.opt: New.
3230 * config.gcc (*-*-rtems*): Use rtems.opt.
3232 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3234 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3235 processors do not support 3DNow instructions.
3237 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3239 * config/spu/spu.c (spu_option_override): Set parameter
3240 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3242 2011-01-05 Jan Hubicka <jh@suse.cz>
3244 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3245 at the command line.
3247 2011-01-05 Martin Jambor <mjambor@suse.cz>
3250 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3251 deltas on streamed outgoing edges.
3252 (output_node_opt_summary): Output info for outgoing edges only when
3253 the node is in new parameter set.
3254 (output_cgraph_opt_summary): New parameter set, passed to the two
3255 aforementioned functions. Update its forward declaration and its
3258 2011-01-05 Tom Tromey <tromey@redhat.com>
3260 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3261 operator to c_finish_omp_atomic.
3262 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3263 (build_unary_op): Update.
3264 (build_modify_expr): Update.
3265 (build_asm_expr): Update.
3267 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3269 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3270 newly inserted insns.
3272 (spu_emit_branch_hint): Likewise.
3273 (insert_hbrp_for_ilb_runout): Likewise.
3274 (spu_machine_dependent_reorg): Call df_finish_pass after
3275 schedule_insns returns.
3277 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3279 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3281 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3283 PR tree-optimization/47005
3284 * tree-sra.c (struct access): Add 'non_addressable' bit.
3285 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3286 (decide_one_param_reduction): Return 0 if the parameter is passed by
3287 reference and one of the accesses in the group is non_addressable.
3289 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3291 PR tree-optimization/47056
3292 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3293 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3294 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3296 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3298 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3299 initializer. Skip view conversions from aggregate types.
3301 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3304 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3306 2011-01-04 Philipp Thomas <pth@suse.de>
3308 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3311 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3313 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3314 on empty epilogue sequences.
3316 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3318 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3319 non-static): New Driver options.
3321 2011-01-04 Jie Zhang <jie@codesourcery.com>
3324 * gcc.c (default_compilers[]): Set combinable field to 0
3325 for all assembly languages.
3327 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3329 * config/mips/loongson3a.md: New file.
3330 * config/mips/mips.md: Include loongson3a.md.
3331 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3334 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3337 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3338 instead of convert_memory_address_addr_space on the base expression.
3340 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3342 * config/spu/spu.c (spu_option_override): Update error text
3343 for bad -march= / -mtune= values.
3345 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3347 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3348 if branch-hint optimization will be performed.
3350 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3352 PR tree-optimization/47148
3353 * ipa-split.c (split_function): Convert arguments to
3354 DECL_ARG_TYPE if possible.
3356 PR tree-optimization/47155
3357 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3360 PR rtl-optimization/47157
3361 * combine.c (try_combine): If undobuf.other_insn becomes
3362 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3363 and set *new_direct_jump_p too.
3365 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3367 PR tree-optimization/47021
3368 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3370 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3372 * gcc.c (process_command): Update copyright notice dates.
3373 * gcov.c (print_version): Likewise.
3374 * gcov-dump.c (print_version): Likewise.
3375 * mips-tfile.c (main): Likewise.
3376 * mips-tdump.c (main): Likewise.
3378 2011-01-03 Martin Jambor <mjambor@suse.cz>
3380 PR tree-optimization/46801
3381 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3382 aggregate fields start at byte boundary instead of the bit-field flag.
3384 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3387 * gcc.c (main): Revert revision 168407.
3389 2011-01-03 Martin Jambor <mjambor@suse.cz>
3391 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3393 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3395 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3396 vector optab to expand vector/scalar shift, update gimple to vector.
3398 2011-01-03 Martin Jambor <mjambor@suse.cz>
3400 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3403 2011-01-03 Martin Jambor <mjambor@suse.cz>
3405 PR tree-optimization/46984
3406 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3408 (cgraph_create_indirect_edge): Fixed line length.
3409 (cgraph_indirect_call_info): Declare.
3410 (cgraph_make_edge_direct) Update declaration.
3411 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3412 (cgraph_create_indirect_edge): Use it.
3413 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3415 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3416 the new thunk_delta representation.
3417 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3419 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3420 (ipa_read_indirect_edge_info): Likewise.
3421 * lto-cgraph.c (output_edge_opt_summary): New function.
3422 (output_node_opt_summary): Call it on all outgoing edges.
3423 (input_edge_opt_summary): New function.
3424 (input_node_opt_summary): Call it on all outgoing edges.
3426 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3429 * gcc.c (main): Don't check have_o when settting combine_inputs.
3431 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3433 * regrename.c: Add general comment describing the pass.
3434 (struct du_head): Remove 'length' field.
3435 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3436 (regrename_optimize): Do not sort chains. Rework comments, add others.
3437 Force renaming to the preferred class (if any) in the first pass and do
3438 not consider registers that belong to it in the second pass.
3439 (create_new_chain): Do not set 'length' field.
3440 (scan_rtx_reg): Likewise.
3442 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/47140
3445 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3446 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3449 PR rtl-optimization/47028
3450 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3451 parm_birth_insn instead of at the beginning of first bb.
3453 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3455 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3456 Remove the word "see" before "@pxref".
3457 * doc/rtl.texi: Remove the word "see" before "@pxref".
3459 2011-01-01 Jan Hubicka <jh@suse.cz>
3461 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3464 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3467 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3470 Copyright (C) 2011 Free Software Foundation, Inc.
3472 Copying and distribution of this file, with or without modification,
3473 are permitted in any medium without royalty provided the copyright
3474 notice and this notice are preserved.