1 2011-02-10 Richard Henderson <rth@redhat.com>
3 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4 change from 2011-02-03.
5 * config/rx/rx.c (flags_from_code): Likewise.
6 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
7 is valid, n/pz otherwise.
8 (rx_select_cc_mode): Return CCmode if Y is not zero.
10 2011-02-10 Richard Guenther <rguenther@suse.de>
12 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT,
15 2011-02-10 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/47677
18 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
20 2011-02-10 Jakub Jelinek <jakub@redhat.com>
23 * combine.c (make_compound_operation): Only change shifts into
24 multiplication for SCALAR_INT_MODE_P.
26 2011-02-10 Jie Zhang <jie@codesourcery.com>
30 2011-02-05 Jie Zhang <jie@codesourcery.com>
32 * web.c (entry_register): Don't clobber the number of the
33 first uninitialized reference in used[].
35 2011-02-09 Richard Guenther <rguenther@suse.de>
37 PR tree-optimization/47664
38 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
41 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
43 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
45 (PROCESSOR_DEFAULT64): Same.
46 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
48 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
52 2011-02-09 Martin Jambor <mjambor@suse.cz>
55 * tree-sra.c (struct access): New flags grp_scalar_read and
56 grp_scalar_write. Changed description of assignment read and write
58 (dump_access): Dump new flags, reorder all of them.
59 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
60 to detect multiple scalar reads.
61 (analyze_access_subtree): Use the new scalar read write flags instead
62 of the old flags. Adjusted comments.
64 2011-02-08 DJ Delorie <dj@redhat.com>
67 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
70 2011-02-08 Joseph Myers <joseph@codesourcery.com>
72 * config/m68k/uclinux.opt: New.
73 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
75 2011-02-08 Joseph Myers <joseph@codesourcery.com>
77 * config/cris/elf.opt (sim): New Driver option.
79 2011-02-08 Joseph Myers <joseph@codesourcery.com>
81 * config/xtensa/elf.opt: New.
82 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
84 2011-02-08 Joseph Myers <joseph@codesourcery.com>
86 * config/vax/elf.opt: New.
87 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
89 2011-02-08 Joseph Myers <joseph@codesourcery.com>
91 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
93 2011-02-08 Joseph Myers <joseph@codesourcery.com>
95 * config/gnu-user.opt: New.
96 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
97 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
98 *-*-uclinux*): Use gnu-user.opt.
100 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
102 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
103 * config/i386/gnu.h (CPP_SPEC): Likewise.
105 2011-02-08 Ian Lance Taylor <iant@google.com>
107 * common.opt (fcx-limited-range): Add SetByCombined flag.
108 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
109 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
110 (fassociative-math, freciprocal-math): Likewise.
111 (funsafe-math-optimizations): Likewise.
112 * opth-gen.awk: Handle SetByCombined.
113 * optc-gen.awk: Likewise.
114 * opts.c (set_fast_math_flags): Don't override flag if set by
116 (set_unsafe_math_optimizations_flags): Likewise.
117 * doc/options.texi (Option properties): Document SetByCombined.
119 2011-02-08 Joseph Myers <joseph@codesourcery.com>
121 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
122 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
123 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
124 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
125 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
127 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
129 PR tree-optimization/46834
130 PR tree-optimization/46994
131 PR tree-optimization/46995
132 * graphite-sese-to-poly.c (used_outside_reduction): New.
133 (detect_commutative_reduction): Call used_outside_reduction.
134 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
135 translate_scalar_reduction_to_array only when at least one
136 loop-phi/close-phi tuple has been detected.
138 2011-02-08 Richard Guenther <rguenther@suse.de>
141 * tree-vect-generic.c (expand_vector_operations_1): Update
143 (expand_vector_operations): ... not here. Cleanup EH info
144 and the CFG if required.
146 2011-02-08 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/47641
149 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
150 require type compatibility.
152 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
154 * gimple-low.c (lower_function_body): Don't remove the location of
155 the return statement here.
156 (lower_gimple_return): Do it here instead but only if the return
157 statement is actually used twice.
159 2011-02-08 Richard Guenther <rguenther@suse.de>
161 PR tree-optimization/47632
162 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
163 unused up_to_stmt parameter, return whether cfg-cleanup is
164 necessary, remove EH info properly.
165 (forward_propagate_into_gimple_cond): Adjust caller.
166 (forward_propagate_into_cond): Likewise.
167 (forward_propagate_comparison): Likewise.
168 (tree_ssa_forward_propagate_single_use_vars): Make
169 forward_propagate_comparison case similar to the two others.
171 2011-02-08 Nick Clifton <nickc@redhat.com>
173 * config/mn10300/mn10300.opt (mliw): New command line option.
174 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
175 (liw_bundling): New automaton.
176 (liw): New attribute.
177 (liw_op): New attribute.
178 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
179 (movsi_internal): Add LIW attributes.
183 (addsi3): Separate register and immediate alternatives.
191 * config/mn10300/mn10300.c (liw_op_names): New
192 (mn10300_print_operand): Handle 'W' operand descriptor.
193 (extract_bundle): New function.
194 (check_liw_constraints): New function.
195 (liw_candidate): New function.
196 (mn10300_bundle_liw): New function.
197 (mn10300_reorg): New function.
198 (TARGET_MACHINE_DEPENDENT_REORG): Define.
199 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
200 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
201 __LIW__ or __NO_LIW__.
202 * doc/invoke.texi: Describe the -mliw command line option.
204 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
206 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
207 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
208 pthread_mutex_unlock): Remove.
209 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
210 * config/pa/t-pa64: Likewise.
211 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
212 shared libc if not linking against libpthread.
213 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
215 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
218 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
219 on 10.6 and later to ensure that we always use the unwinder from
220 the system. Only add -no_compact_unwind when tarteting darwin
223 2011-02-07 Steve Ellcey <sje@cup.hp.com>
226 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
227 (vec_interleave_lowv2sf): Ditto.
228 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
229 (vec_extract_oddv2sf): Ditto.
231 2011-02-07 Mike Stump <mikestump@comcast.net>
234 Add __ieee_divdc3 entry point.
235 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
237 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
238 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
239 * config/darwin.c (darwin_rename_builtins): Add.
240 * config/darwin-protos.h (darwin_rename_builtins): Add.
242 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
245 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
248 2011-02-07 Mike Stump <mikestump@comcast.net>
250 * config/darwin.opt (mmacosx-version-min): Update default OS
253 2011-02-07 Denis Chertykov <chertykov@gmail.com>
256 * config/avr/libgcc.S (exit): Move .endfunc
258 2011-02-07 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/47615
261 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
262 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
263 (run_scc_vn): Initialize it.
264 (visit_reference_op_load): Use it.
265 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
267 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
269 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
270 DImode trapping arithmetic libfuncs.
272 2011-02-07 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/47621
275 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
277 (execute_update_addresses_taken): ... here. Make it more
278 conservative in what we accept.
280 2011-02-06 Joseph Myers <joseph@codesourcery.com>
282 * config/sparc/freebsd.h (ASM_SPEC): Define.
283 * config/sparc/vxworks.h (ASM_SPEC): Define.
285 2011-02-06 Joseph Myers <joseph@codesourcery.com>
287 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
289 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
291 * doc/invoke.texi: Remove reference to compiler internals from
294 * reg-notes.def: Remove REG_VALUE_PROFILE.
295 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
297 2011-02-05 Jakub Jelinek <jakub@redhat.com>
300 * varasm.c (default_section_type_flags): If decl is NULL,
301 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
303 2011-02-05 Jie Zhang <jie@codesourcery.com>
306 * web.c (entry_register): Don't clobber the number of the
307 first uninitialized reference in used[].
309 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
311 PR tree-optimization/46194
312 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
313 (build_classic_dist_vector_1): Do not represent classic distance
314 vectors when the access functions are variating in different loops.
316 2011-02-04 Joseph Myers <joseph@codesourcery.com>
318 * config/mips/iris6.opt: New.
319 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
321 2011-02-04 Richard Henderson <rth@redhat.com>
322 Steve Ellcey <sje@cup.hp.com>
325 * config/ia64/predicates.md (mux1_brcst_element): New.
326 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
327 * config/ia64/ia64.c (ia64_unpack_assemble): New.
328 (ia64_unpack_sign): New.
329 (ia64_expand_unpack): Rewrite using new routines.
330 (ia64_expand_widen_sum): Ditto.
331 (ia64_expand_dot_prod_v8qi): Ditto.
332 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
333 routines, add endian check.
334 (pmpy2_even): Rename from pmpy2_r, add endian check.
335 (pmpy2_odd): Rename from pmpy2_l, add endian check.
336 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
337 (vec_widen_smult_hi_v4hi): Ditto.
338 (vec_widen_umult_lo_v4hi): Ditto.
339 (vec_widen_umult_hi_v4hi): Ditto.
340 (mulv2si3): Change endian checks.
341 (sdot_prodv4hi): Rewrite with new calls.
342 (udot_prodv4hi): New.
343 (vec_pack_ssat_v4hi): Add endian check.
344 (vec_pack_usat_v4hi): Ditto.
345 (vec_pack_ssat_v2si): Ditto.
346 (max1_even): Rename from max1_r, add endian check.
347 (max1_odd): Rename from max1_l, add endian check.
348 (*mux1_rev): Format change.
352 (*mux1_brcst_v8qi): Use new predicate.
353 (vec_extract_evenv8qi): Remove endian check.
354 (vec_extract_oddv8qi): Ditto.
355 (vec_interleave_lowv4hi): Format change.
356 (vec_interleave_highv4hi): Ditto.
357 (mix2_even): Rename from mix2_r, add endian check.
358 (mix2_odd): Rename from mux2_l, add endian check.
359 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
360 (vec_extract_evenodd_helper): Format change.
361 (vec_extract_evenv4hi): Remove endian check.
362 (vec_extract_oddv4hi): Remove endian check.
363 (vec_interleave_lowv2si): Format change.
364 (vec_interleave_highv2si): Format change.
365 (vec_initv2si): Remove endian check.
366 (vecinit_v2si): Add endian check.
367 (reduc_splus_v2sf): Add endian check.
368 (reduc_smax_v2sf): Ditto.
369 (reduc_smin_v2sf): Ditto.
370 (vec_initv2sf): Remove endian check.
371 (fpack): Add endian check.
372 (fswap): Add endian check.
373 (vec_interleave_highv2sf): Add endian check.
374 (vec_interleave_lowv2sf): Add endian check.
375 (fmix_lr): Add endian check.
376 (vec_setv2sf): Format change.
377 (*vec_extractv2sf_0_be): Use shift to extract operand.
378 (*vec_extractv2sf_1_be): New.
379 (vec_pack_trunc_v4hi): Add endian check.
380 (vec_pack_trunc_v2si): Format change.
382 2011-02-04 Jakub Jelinek <jakub@redhat.com>
385 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
386 do bb, locus and block comparison and disallow loads if it is not set.
387 (stmt_is_replaceable_p): New function.
388 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
390 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
391 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
393 * tree-flow.h (stmt_is_replaceable_p): New prototype.
395 2011-02-04 Joseph Myers <joseph@codesourcery.com>
397 * config/rs6000/xilinx.opt: New.
398 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
400 2011-02-04 Joseph Myers <joseph@codesourcery.com>
402 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
404 2011-02-03 Anatoly Sokolov <aesok@post.ru>
406 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
407 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
408 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
409 secondary_reload_info, xtensa_secondary_reload): Remove.
410 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
411 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
412 (xtensa_preferred_reload_class): Make static. Change return and
413 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
414 Use CONST_DOUBLE_P predicate.
415 (xtensa_preferred_output_reload_class): New function.
416 (xtensa_secondary_reload): Make static.
418 2011-02-03 Joseph Myers <joseph@codesourcery.com>
420 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
421 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
422 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
424 2011-02-03 Jakub Jelinek <jakub@redhat.com>
427 * output.h (SECTION_RELRO): Define.
428 (SECTION_MACH_DEP): Adjust.
429 (get_variable_section): New prototype.
430 * varpool.c (varpool_finalize_named_section_flags): New function.
431 (varpool_assemble_pending_decls): Call it.
432 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
433 * cgraphunit.c (cgraph_output_in_order): Call
434 varpool_finalize_named_section_flags.
435 * varasm.c (get_section): Allow section flags conflicts between
436 relro and read-only sections if the section hasn't been declared yet.
437 Set SECTION_OVERRIDE after diagnosing section type conflict.
438 (get_variable_section): No longer static.
439 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
440 readonly sections that need relocations.
441 (decl_readonly_section_1): New function.
442 (decl_readonly_section): Use it.
445 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
446 Steve Ellcey <sje@cup.hp.com>
449 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
450 if section attribute used.
452 2011-02-03 Jakub Jelinek <jakub@redhat.com>
454 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
455 * config/darwin.c (SECTION_NO_ANCHOR): Define.
456 (darwin_init_sections): Remove assertion.
458 2011-02-03 Nick Clifton <nickc@redhat.com>
460 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
462 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
463 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
464 instead of "n" and "pz".
465 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
468 2011-02-03 Jakub Jelinek <jakub@redhat.com>
471 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
472 fma, expand FMA_EXPR as fma{,f,l} call.
475 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
476 copy them into a unsigned char variable and pass address of it to
477 lto_output_data_stream.
480 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
481 around backend_init_target and lang_dependent_init_target calls.
482 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
483 (verify_cgraph_node): Don't call set_cfun here. Use
484 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
485 Set error_found for incorrectly represented calls to thunks.
487 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
490 PR rtl-optimization/43494
491 * rtl.h (for_each_inc_dec_fn): New type.
492 (for_each_inc_dec): Declare.
493 * rtlanal.c (struct for_each_inc_dec_ops): New type.
494 (for_each_inc_dec_find_inc_dec): New fn.
495 (for_each_inc_dec_find_mem): New fn.
496 (for_each_inc_dec): New fn.
497 * dse.c (struct insn_size): Remove.
498 (replace_inc_dec, replace_inc_dec_mem): Remove.
499 (emit_inc_dec_insn_before): New fn.
500 (check_for_inc_dec): Use it, along with for_each_inc_dec.
501 (canon_address): Pass mem modes to cselib_lookup.
502 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
503 (cselib_lookup_from_insn): Likewise.
504 (cselib_subst_to_values): Likewise.
505 * cselib.c (find_slot_memmode): New var.
506 (cselib_find_slot): New fn. Use it instead of
507 htab_find_slot_with_hash everywhere.
508 (entry_and_rtx_equal_p): Use find_slot_memmode.
509 (autoinc_split): New fn.
510 (rtx_equal_for_cselib_p): Rename and implement in terms of...
511 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
512 Deal with autoinc. Special-case recursion into MEMs.
513 (cselib_hash_rtx): Likewise.
514 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
515 address and MEM modes.
516 (cselib_subst_to_values): Add memmode, pass it on.
518 (cselib_lookup): Add memmode argument, pass it on.
519 (cselib_lookup_from_insn): Add memmode.
520 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
521 (struct cselib_record_autoinc_data): New.
522 (cselib_record_autoinc_cb): New fn.
523 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
524 mode to cselib_lookup. Reset autoinced REGs here instead of...
525 (cselib_process_insn): ... here.
526 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
528 (add_uses): Likewise, also to cselib_subst_to_values.
529 (add_stores): Likewise.
530 * sched-deps.c (add_insn_mem_dependence): Pass mode to
531 cselib_subst_to_values.
532 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
533 * gcse.c (do_local_cprop): Adjusted.
534 * postreload.c (reload_cse_simplify_set): Adjusted.
535 (reload_cse_simplify_operands): Adjusted.
536 * sel-sched-dump (debug_mem_addr_value): Pass mode.
538 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
540 PR tree-optimization/45122
541 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
542 unsafe assumptions when there's more than one loop exit.
544 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
547 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
548 Document using vector double with the load/store builtins, and
549 that the load/store builtins always use Altivec instructions.
551 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
552 to use altivec memory instructions, even on VSX.
553 (vector_altivec_store_<mode>): Ditto.
555 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
558 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
559 V2DF, V2DI support to load/store overloaded builtins.
561 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
562 altivec load/store builtins for V2DF/V2DI types.
564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
565 set avoid indexed addresses on power6 if -maltivec.
566 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
567 vector_altivec_load/vector_altivec_store builtins.
568 (altivec_expand_st_builtin): Ditto.
569 (altivec_expand_builtin): Add VSX memory builtins.
570 (rs6000_init_builtins): Add V2DI types to internal types.
571 (altivec_init_builtins): Add support for V2DF/V2DI altivec
573 (rs6000_address_for_altivec): Insure memory address is appropriate
576 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
577 vec_vsx_ld and vec_vsx_st.
578 (vsx_store_<mode>): Ditto.
580 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
581 variables to hold long long types for VSX vector memory builtins.
582 (RS6000_BTI_unsigned_long_long): Ditto.
583 (long_long_integer_type_internal_node): Ditti.
584 (long_long_unsigned_type_internal_node): Ditti.
586 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
587 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
588 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
590 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
594 2011-02-02 Joseph Myers <joseph@codesourcery.com>
596 * config/pa/pa-hpux10.opt: New.
597 * config/hpux11.opt (pthread): New Driver option.
598 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
599 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
601 2011-02-02 Joseph Myers <joseph@codesourcery.com>
603 * config/ia64/vms.opt: New.
604 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
606 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
609 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
610 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
612 (vsx_floatuns<VSi><mode>2): Ditto.
613 (vsx_fix_trunc<mode><VSi>2): Ditto.
614 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
616 2011-02-02 Joseph Myers <joseph@codesourcery.com>
618 * config/i386/djgpp.opt (posix): New Driver option.
620 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
622 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
623 Move to the unsupported targets list.
625 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
627 PR rtl-optimization/47525
628 * df-scan.c: Update copyright years.
629 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
630 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
632 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
634 * config/i386/sysv4.h (TARGET_VERSION): Remove.
635 (SUBTARGET_RETURN_IN_MEMORY): Remove.
636 (ASM_OUTPUT_ASCII): Remove.
637 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
639 2011-02-02 Jeff Law <law@redhat.com>
642 * reload.c (find_reloads_address): Handle reg+d address where both
643 components are invalid by reloading the entire address.
645 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
646 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/40979
650 * passes.c (init_optimization_passes): After LIM call copy_prop
652 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
654 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
656 PR tree-optimization/47576
657 PR tree-optimization/47555
658 * doc/invoke.texi (scev-max-expr-complexity): Documented.
659 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
660 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
661 * tree-scalar-evolution.c (follow_ssa_edge): Use
662 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
664 2011-02-02 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/47566
667 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
669 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
673 * tree-inline.c (declare_return_variable): Remove unused caller
678 * tree-flow-inline.h (clear_is_used, is_used_p): New.
679 * cfgexpand.c (account_used_vars_for_block): Use them.
680 * tree-nrv.c (tree_nrv): Likewise.
681 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
682 (dump_scope_block): Likewise.
683 (remove_unused_locals): Likewise.
687 * tree-inline.c (declare_return_variable): Add result decl to
688 local decls only once.
689 * gimple-low.c (record_vars_into): Mark newly-created variables
692 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
698 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
700 (no_real_insns_p, schedule_block, set_priorities): Drop special
701 treatment of boundary debug insns.
702 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
703 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
704 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
705 (BOUNDARY_DEBUG_INSN_P): Likewise.
706 (SCHEDULE_DEBUG_INSN_P): Likewise.
707 * sched-rgn.c (init_ready_list): Drop special treatment of
708 boundary debug insns.
709 * final.c (rest_of_clean_state): Clear notes' BB.
711 2011-02-01 Joseph Myers <joseph@codesourcery.com>
713 * config/openbsd.opt (assert=): New Driver option.
715 2011-02-01 Joseph Myers <joseph@codesourcery.com>
717 * config/i386/nto.opt: New.
718 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
720 2011-02-01 Joseph Myers <joseph@codesourcery.com>
722 * config/i386/netware.opt: New.
723 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
725 2011-02-01 Joseph Myers <joseph@codesourcery.com>
727 * config/interix.opt (posix): New Driver option.
729 2011-02-01 DJ Delorie <dj@redhat.com>
731 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
733 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
736 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
738 PR tree-optimization/47561
739 * toplev.c (process_options): Print the Graphite flags. Add
740 flag_loop_flatten to the list of options requiring Graphite.
742 2011-02-01 Joseph Myers <joseph@codesourcery.com>
744 * config/i386/cygming.opt (posix): New Driver option.
746 2011-02-01 Joseph Myers <joseph@codesourcery.com>
748 * config/arm/vxworks.opt: New.
749 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
751 2011-02-01 Joseph Myers <joseph@codesourcery.com>
753 * config/alpha/elf.opt: New.
754 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
755 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
757 2011-02-01 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/47559
760 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
761 store-motion on references that can throw.
763 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
765 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
766 * tree-pass.h (TDF_CSELIB): New macro.
767 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
768 cselib_lookup): Check for it rather than for TDF_DETAILS.
770 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
773 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
776 * opts.c (finish_options): Don't add x_aux_base_name if it is
779 2011-02-01 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/47555
783 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
785 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
787 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
790 * config/lm32/t-lm32: Add multilib for all CPU options.
792 2011-02-01 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/47541
795 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
796 sure to have a field at offset zero.
798 2011-01-31 Joseph Myers <joseph@codesourcery.com>
800 * config/arc/arc.opt (EB, EL): New Driver options.
802 2011-01-31 Joseph Myers <joseph@codesourcery.com>
804 * config/alpha/osf5.opt: New.
805 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
807 2011-01-31 Joseph Myers <joseph@codesourcery.com>
809 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
811 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
813 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
815 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
816 is an alias of -floop-interchange and that it requires the
817 Graphite infrastructure.
818 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
819 flag_loop_interchange based on the value of flag_tree_loop_linear.
821 2011-01-31 Jakub Jelinek <jakub@redhat.com>
822 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/47538
825 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
826 type instead of r1type, except for comparisons. For right
827 shifts and comparisons punt if there are mismatches in
828 sizetype vs. non-sizetype types.
830 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
832 * doc/sourcebuild.texi (Effective-Target Keywords): Document
835 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
837 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
839 * configure: Regenerate.
841 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
843 * configure.ac (gcc_cv_ld_static_option): Define.
844 (gcc_cv_ld_dynamic_option): Define.
845 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
847 (HAVE_LD_STATIC_DYNAMIC): Update message.
848 (LD_STATIC_OPTION): Define.
849 (LD_DYNAMIC_OPTION): Define.
850 * configure: Regenerate.
851 * config.in: Regenerate.
852 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
853 HAVE_LD_STATIC_DYNAMIC]: Use them.
855 2011-01-31 Nick Clifton <nickc@redhat.com>
857 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
858 registers inside interrupt handlers if the handler is not a leaf
861 2011-01-31 Nick Clifton <nickc@redhat.com>
863 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
864 reg_renumber returning an INVALID_REGNUM.
866 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
869 * doc/install.texi: Document host options discarded when cross
870 configuring target libraries.
872 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
875 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
878 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
880 (no_real_insns_p, schedule_block, set_priorities): Drop special
881 treatment of boundary debug insns.
882 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
883 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
884 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
885 (BOUNDARY_DEBUG_INSN_P): Likewise.
886 (SCHEDULE_DEBUG_INSN_P): Likewise.
887 * sched-rgn.c (init_ready_list): Drop special treatment of
888 boundary debug insns.
889 * final.c (rest_of_clean-state): Clear notes' BB.
891 2011-01-31 Alan Modra <amodra@gmail.com>
893 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
894 toc relative expressions as we do in print_operand_address.
896 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
898 * doc/extend.texi: Follow spelling conventions.
899 * doc/invoke.texi: Fix a typo.
901 2011-01-30 Joseph Myers <joseph@codesourcery.com>
903 * config/hpux11.opt: New.
904 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
905 ia64*-*-hpux*): Use hpux11.opt.
907 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
909 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
912 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
914 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
917 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
919 * doc/install.texi (Binaries): Remove outdated reference for
920 Motorola 68HC11/68HC12 downloads.
922 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
924 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
927 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
930 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
933 2011-01-28 Ahmad Sharif <asharif@google.com>
935 * value-prof.c (check_counter): Corrected error message.
937 2011-01-29 Jie Zhang <jie@codesourcery.com>
939 * config/arm/arm.c (arm_legitimize_reload_address): New.
940 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
941 arm_legitimize_reload_address.
942 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
944 2011-01-28 Ian Lance Taylor <iant@google.com>
946 * godump.c (go_define): Ignore macros whose definitions include
947 two adjacent operands.
949 2011-01-28 Jakub Jelinek <jakub@redhat.com>
952 * varasm.c (force_const_mem): Store copy of x in desc->constant
954 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
955 itself into REG_EQUAL note.
957 2011-01-28 Joseph Myers <joseph@codesourcery.com>
959 * config/freebsd.opt (posix, rdynamic): New Driver options.
961 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
963 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
965 * configure: Regenerate.
967 2011-01-27 Joseph Myers <joseph@codesourcery.com>
969 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
970 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
972 2011-01-27 Anatoly Sokolov <aesok@post.ru>
974 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
975 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
976 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
977 (s390_preferred_reload_class): Make static. Change return and
978 'rclass' argument type to reg_class_t.
980 2011-01-27 Jan Hubicka <jh@suse.cz>
983 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
984 (process_function_and_variable_attributes): Check defined weakrefs.
986 2011-01-27 Martin Jambor <mjambor@suse.cz>
988 PR tree-optimization/47228
989 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
990 build_ref_for_offset.
992 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
994 * config/spu/spu-elf.h (ASM_SPEC): Remove.
996 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
998 PR rtl-optimization/46856
999 * postreload.c (reload_combine_recognize_const_pattern): Do not
1000 separate cc0 setter and user on cc0 targets.
1002 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1005 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1006 passed a VOID_TYPE expression, immediately emit an error and
1007 return error_mark_node.
1009 2011-01-26 Jeff Law <law@redhat.com>
1011 PR rtl-optimization/47464
1012 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1013 rather than may_trap_p as needed.
1015 2011-01-26 DJ Delorie <dj@redhat.com>
1017 PR rtl-optimization/46878
1018 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1019 setter/user dependency as well.
1021 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1023 PR rtl-optimization/44469
1024 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1025 after removing trivially dead basic blocks.
1027 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1029 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1030 * config/frv/frv.h (LINK_SPEC): Likewise.
1031 * config/i386/netware.h (LINK_SPEC): Likewise.
1032 * config/m68k/linux.h (ASM_SPEC): Likewise.
1033 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1034 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1035 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1036 * config/sparc/linux.h (ASM_SPEC): Likewise.
1037 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1038 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1040 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1042 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1043 * config/frv/frv.h (ASM_SPEC): Likewise.
1044 * config/m68k/linux.h (ASM_SPEC): Likewise.
1045 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1046 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1047 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1048 * config/sparc/linux.h (ASM_SPEC): Likewise.
1049 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1050 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1052 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1054 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1055 * config/frv/frv.h (LINK_SPEC): Likewise.
1056 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1058 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1060 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1061 * config/frv/frv.h (ASM_SPEC): Likewise.
1062 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1063 * config/m68k/linux.h (ASM_SPEC): Likewise.
1064 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1065 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1066 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1067 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1068 * config/sparc/linux.h (ASM_SPEC): Likewise.
1069 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1070 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1071 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1073 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1076 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1078 (vec_extract_evenodd_help): Ditto.
1079 (vec_extract_evenv4hi): Ditto.
1080 (vec_extract_oddv4hi): Ditto.
1081 (vec_interleave_lowv2si): Ditto.
1082 (vec_interleave_highv2si): Ditto.
1083 (vec_extract_evenv2si): Ditto.
1084 (vec_extract_oddv2si: Ditto.
1085 (vec_pack_trunc_v2si): Ditto.
1087 2011-01-22 Jan Hubicka <jh@suse.cz>
1090 * cgraph.h (cgraph_local_info): New field can_change_signature.
1091 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1092 signature can change.
1093 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1095 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1096 (cgraph_function_versioning): We can not change signature of functions
1097 that don't allow that.
1098 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1099 (lto_input_node): Likewise.
1100 * ipa-inline.c (compute_inline_parameters): Compute
1101 local.can_change_signature.
1102 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1103 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1104 functions that can not change signature.
1105 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1106 init_cumulative_args): Do not use local calling conventions
1107 for functions that can not change signature.
1109 2011-01-22 Jan Hubicka <jh@suse.cz>
1111 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1113 2011-01-26 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/47190
1116 * cgraphunit.c (process_common_attributes): New function.
1117 (process_function_and_variable_attributes): Use it.
1119 2011-01-26 Richard Guenther <rguenther@suse.de>
1122 * cgraphbuild.c (record_eh_tables): Record reference to personality
1125 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1128 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1129 non-debug insns from moving up.
1131 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1134 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1135 t-dlldir{,-x} fragment for build and add it to tmake_file.
1136 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1137 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1138 * config/i386/t-dlldir: New file.
1139 (SHLIB_DLLDIR): Define.
1140 * config/i386/t-dlldir-x: New file.
1141 (SHLIB_DLLDIR): Define.
1142 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1143 (SHLIB_INSTALL): Use it.
1145 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1148 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1149 lower bound of the allowed Thumb-2 coprocessor load/store
1150 index range to -256. Add explaining comment.
1152 2011-01-25 Ian Lance Taylor <iant@google.com>
1154 * godump.c (go_define): Improve lexing of macro expansion to only
1155 accept expressions which match Go spec.
1157 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1160 * tree.c (handle_dll_attribute): Handle it.
1161 * doc/extend.texi (@item dllexport): Mention it.
1162 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1164 2011-01-25 Ian Lance Taylor <iant@google.com>
1166 PR tree-optimization/26854
1167 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1168 (decl_jump_unsafe): Move higher in file, with no other change.
1169 (bind): Set has_jump_unsafe_decl if appropriate.
1170 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1171 (check_earlier_gotos): Likewise.
1172 (c_check_switch_jump_warnings): Likewise.
1174 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1176 * doc/invoke.texi (Warning Options): Add missing hyphen.
1177 (-fprofile-dir): Minor grammatical fixes.
1178 (-fbranch-probabilities): Likewise.
1180 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1184 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1186 (no_real_insns_p, schedule_block, set_priorities): Drop special
1187 treatment of boundary debug insns.
1188 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1189 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1190 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1191 (BOUNDARY_DEBUG_INSN_P): Likewise.
1192 (SCHEDULE_DEBUG_INSN_P): Likewise.
1193 * sched-rgn.c (init_ready_list): Drop special treatment of
1194 boundary debug insns.
1195 * final.c (rest_of_clean-state): Clear notes' BB.
1197 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1199 * Makefile.in (LAMBDA_H): Removed.
1200 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1201 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1202 lambda-trans.o, and tree-loop-linear.o.
1203 (lto-symtab.o): Remove dependence on LAMBDA_H.
1204 (tree-loop-linear.o): Remove rule.
1205 (lambda-mat.o): Same.
1206 (lambda-trans.o): Same.
1207 (lambda-code.o): Same.
1208 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1209 (tree-vect-slp.o): Same.
1210 * hwint.h (gcd): Moved here.
1211 (least_common_multiple): Same.
1212 * lambda-code.c: Removed.
1213 * lambda-mat.c: Removed.
1214 * lambda-trans.c: Removed.
1215 * lambda.h: Removed.
1216 * tree-loop-linear.c: Removed.
1217 * lto-symtab.c: Do not include lambda.h.
1218 * omega.c (gcd): Removed.
1219 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1220 * tree-data-ref.c (print_lambda_vector): Moved here.
1221 (lambda_vector_copy): Same.
1222 (lambda_matrix_copy): Same.
1223 (lambda_matrix_id): Same.
1224 (lambda_vector_first_nz): Same.
1225 (lambda_matrix_row_add): Same.
1226 (lambda_matrix_row_exchange): Same.
1227 (lambda_vector_mult_const): Same.
1228 (lambda_vector_negate): Same.
1229 (lambda_matrix_row_negate): Same.
1230 (lambda_vector_equal): Same.
1231 (lambda_matrix_right_hermite): Same.
1232 * tree-data-ref.h: Do not include lambda.h.
1233 (lambda_vector): Moved here.
1234 (lambda_matrix): Same.
1235 (dependence_level): Same.
1236 (lambda_transform_legal_p): Removed declaration.
1237 (lambda_collect_parameters): Same.
1238 (lambda_compute_access_matrices): Same.
1239 (lambda_vector_gcd): Same.
1240 (lambda_vector_new): Same.
1241 (lambda_vector_clear): Same.
1242 (lambda_vector_lexico_pos): Same.
1243 (lambda_vector_zerop): Same.
1244 (lambda_matrix_new): Same.
1245 * tree-flow.h (least_common_multiple): Removed declaration.
1246 * tree-parloops.c (lambda_trans_matrix): Moved here.
1248 (LTM_ROWSIZE): Same.
1249 (LTM_COLSIZE): Same.
1250 (LTM_DENOMINATOR): Same.
1251 (lambda_trans_matrix_new): Same.
1252 (lambda_matrix_vector_mult): Same.
1253 (lambda_transform_legal_p): Same.
1254 * tree-pass.h (pass_linear_transform): Removed declaration.
1255 * tree-ssa-loop.c (tree_linear_transform): Removed.
1256 (gate_tree_linear_transform): Removed.
1257 (pass_linear_transform): Removed.
1258 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1259 flag_loop_interchange.
1261 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1263 PR tree-optimization/47265
1264 PR tree-optimization/47443
1265 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1266 if name still has some uses.
1268 2011-01-25 Martin Jambor <mjambor@suse.cz>
1270 PR tree-optimization/47382
1271 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1272 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1274 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1276 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1277 sjlj_except_unwind_info.
1279 2011-01-25 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/47426
1282 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1283 visible functions results escape.
1285 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1288 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1289 (arm_get_frame_offsets): Use it.
1291 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1292 Jakub Jelinek <jakub@redhat.com>
1294 PR tree-optimization/47271
1295 * tree-if-conv.c (bb_postdominates_preds): New.
1296 (if_convertible_bb_p): Call bb_postdominates_preds.
1297 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1298 (predicate_scalar_phi): Call bb_postdominates_preds.
1300 2011-01-25 Nick Clifton <nickc@redhat.com>
1302 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1303 * config/rx/rx.c (rx_function_value): Likewise.
1304 (rx_promote_function_mode): Likewise.
1305 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1306 in order to make it legitimate.
1307 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1308 make sure that the first operand is the same as the result register.
1309 (addsi3_unspec): Delete.
1310 (subdi3): Do not accept immediate operands.
1311 (subdi3_internal): Likewise.
1313 2011-01-25 Jeff Law <law@redhat.com>
1315 PR rtl-optimization/37273
1316 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1317 handle them like argument loads from stack slots. Do not double
1318 count memory for memory constants and argument loads from stack slots.
1320 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1322 PR tree-optimization/47427
1323 PR tree-optimization/47428
1324 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1325 coalesce if the new root var would be TREE_READONLY.
1327 2011-01-25 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1331 correct type for TBAA.
1333 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1335 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1336 (close_phi_written_to_memory): Call for_each_index with
1337 dr_indices_valid_in_loop.
1339 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1341 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1342 when it is initialized.
1344 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1346 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1347 call to graphite_find_data_references_in_stmt.
1348 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1349 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1350 call to graphite_find_data_references_in_stmt.
1351 (analyze_drs_in_stmts): Same.
1352 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1353 in which the scalar analysis of indices is performed.
1354 (create_data_ref): Same. Update call to dr_analyze_indices.
1355 (find_data_references_in_stmt): Update call to create_data_ref.
1356 (graphite_find_data_references_in_stmt): Same.
1357 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1359 (create_data_ref): Same.
1360 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1361 call to create_data_ref.
1363 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1365 * graphite-sese-to-poly.c (build_poly_scop): Move
1366 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1368 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1370 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1371 VAR_DECL, PARM_DECL, and RESULT_DECL.
1373 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1375 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1377 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1378 that have already been marked as PBB_IS_REDUCTION.
1380 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1382 * graphite-scop-detection.c (same_close_phi_node): New.
1383 (remove_duplicate_close_phi): New.
1384 (make_close_phi_nodes_unique): New.
1385 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1387 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1389 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1390 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1391 of both data references to be the same.
1393 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1395 * graphite-dependences.c (build_lexicographical_constraint): Remove
1397 (build_lexicographical_constraint): Adjust call to
1398 ppl_powerset_is_empty.
1399 (dependence_polyhedron): Same.
1400 (graphite_legal_transform_dr): Same.
1401 (graphite_carried_dependence_level_k): Same.
1402 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1404 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1406 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-sese-to-poly.c
1409 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1410 (close_phi_written_to_memory): New.
1411 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1414 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1416 * doc/install.texi: Update the expected version number of PPL to 0.11.
1417 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1418 #if PPL_VERSION_MINOR < 11.
1420 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1422 * graphite-dependences.c: Include graphite-cloog-util.h.
1423 (new_poly_ddr): Inlined into dependence_polyhedron.
1424 (free_poly_ddr): Moved close by new_poly_ddr.
1425 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1426 Early return NULL when ppl_powerset_is_empty returns true.
1427 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1428 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1429 (graphite_legal_transform_dr): Call new_poly_ddr.
1430 (graphite_carried_dependence_level_k): Same.
1431 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1432 (dot_transformed_deps_stmt_1): Removed.
1433 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1434 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1435 (dot_deps_1): Call dot_deps_2.
1436 * Makefile.in (graphite-dependences.o): Add missing dependence on
1437 graphite-cloog-util.h.
1439 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1441 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1442 (build_lexicographical_constraint): Same.
1443 (dependence_polyhedron_1): Same.
1444 (graphite_legal_transform_dr): Same.
1445 (graphite_carried_dependence_level_k): Same.
1446 * graphite-ppl.c (ppl_powerset_is_empty): New.
1447 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1448 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1450 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1452 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1453 the "a followed by b" relation and document it.
1455 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1457 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1458 iteration when the bag of constraints is empty.
1460 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1462 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1464 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1466 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1467 nest and two loop depths as parameters.
1468 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1469 lst_perfect_nestify.
1471 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1473 * graphite-dependences.c (print_pddr): Call
1474 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1476 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1478 * graphite-ppl.c (debug_gmp_value): New.
1479 * graphite-ppl.h (debug_gmp_value): Declared.
1481 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1483 * doc/install.texi: Document availability of cloog-0.16.
1485 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1487 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1488 invalid postdominance info.
1490 2011-01-24 Jan Hubicka <jh@suse.cz>
1493 * doc/extend.texi (weak pragma): Drop claim that it must
1494 appear before definition.
1495 * varasm.c (merge_weak, declare_weak): Only sanity check
1496 that DECL is not output at a time it is declared weak.
1498 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1500 * machmode.def: Fixed comments.
1502 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1504 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1506 2011-01-24 Paul Koning <ni1d@arrl.net>
1508 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1511 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1515 (block_info): Add scanned and prev.
1516 (move_or_delete_vzeroupper_2): Return if the basic block
1517 has been scanned and the upper 128bit state is unchanged
1519 (move_or_delete_vzeroupper_1): Return true if the exit
1521 (move_or_delete_vzeroupper): Visit basic blocks using the
1522 work-list based algorithm based on vt_find_locations in
1525 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1527 2011-01-24 Nick Clifton <nickc@redhat.com>
1529 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1530 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1531 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1532 then define __v850e1__.
1533 * doc/invoke.texi: Document -mv850es.
1535 2011-01-24 Richard Henderson <rth@redhat.com>
1537 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1538 compound unordered comparisons.
1539 * config/rx/rx.c (rx_split_fp_compare): Remove.
1540 * config/rx/rx-protos.h: Update.
1541 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1542 (cbranchsf4): Don't call rx_split_fp_compare.
1543 (*cbranchsf4): Use rx_split_cbranch.
1544 (*cmpsf): Don't accept "i" constraint.
1545 (*conditional_branch): Only valid after reload.
1546 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1548 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1551 * config/rs6000/altivec.md (vector constant splitters): Add
1552 support for creating vector single precision constants if -mvsx is
1553 used and we would create the constant using Altivec primitives.
1555 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1556 Richard Sandiford <rdsandiford@googlemail.com>
1558 PR rtl-optimization/47166
1559 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1560 mechanism for PRE_MODIFY and POST_MODIFY.
1561 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1564 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1566 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1568 2011-01-22 Jan Hubicka <jh@suse.cz>
1571 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1573 2011-01-22 Jan Hubicka <jh@suse.cz>
1575 PR tree-optimization/43884
1577 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1578 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1580 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1582 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1583 * config/s390/s390.c (s390_register_move_cost,
1584 s390_memory_move_cost): New.
1585 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1587 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1590 * except.c (sjlj_assign_call_site_values): Move setting the
1591 crtl->uses_eh_lsda flag to ...
1592 (sjlj_mark_call_sites): ... here.
1593 (sjlj_emit_function_enter): Support NULL dispatch label.
1594 (sjlj_build_landing_pads): In a function with no landing pads
1595 that still has must-not-throw regions, generate code to register
1596 a personality function with empty LSDA.
1598 2011-01-21 Richard Henderson <rth@redhat.com>
1600 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1602 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1604 * compare-elim.c: New file.
1605 * Makefile.in (OBJS-common): Add it.
1606 (compare-elim.o): New.
1607 * common.opt (fcompare-elim): New.
1608 * opts.c (default_options_table): Add OPT_fcompare_elim.
1609 * tree-pass.h (pass_compare_elim_after_reload): New.
1610 * passes.c (init_optimization_passes): Add it.
1611 * recog.h: Protect against re-inclusion.
1612 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1613 * doc/invoke.texi (-fcompare-elim): Document it.
1614 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1615 * doc/tm.texi: Rebuild.
1617 2011-01-22 Nick Clifton <nickc@redhat.com>
1619 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1620 rx_split_fp_compare.
1622 2011-01-22 Nick Clifton <nickc@redhat.com>
1624 * config/rx/rx.md (UNSPEC_CONST): New.
1625 (deallocate_and_return): Wrap the amount popped off the stack in
1626 an UNSPEC_CONST in order to stop it being rejected by
1627 -mmax-constant-size.
1628 (pop_and_return): Add a "(return)" rtx.
1629 (call): Drop the immediate operand.
1630 (call_internal): Likewise.
1631 (call_value): Likewise.
1632 (call_value_internal): Likewise.
1633 (sibcall_internal): Likewise.
1634 (sibcall_value_internal): Likewise.
1635 (sibcall): Likewise. Generate an explicit call using
1637 (sibcall_value): Likewise.
1638 (mov<>): FAIL if a constant operand is not legitimate.
1639 (addsi3_unpsec): New pattern.
1641 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1642 (ok_for_max_constant): New function.
1643 (gen_safe_add): New function.
1644 (rx_expand_prologue): Use gen_safe_add.
1645 (rx_expand_epilogue): Likewise.
1646 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1649 2011-01-21 Jeff Law <law@redhat.com>
1651 PR tree-optimization/47053
1652 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1653 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1654 statements are deleted.
1655 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1656 is nonempty, then purge dead edges and cleanup the CFG.
1658 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1662 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1664 * tree-dfa.c (create_var_ann): Mark variable as used.
1666 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1669 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1670 notes from other section in hot/cold partitioning even if
1671 last_action is -3. Increment call_site_base.
1673 PR rtl-optimization/47366
1674 * fwprop.c (forward_propagate_into): Return bool. If
1675 any changes are made, -fnon-call-exceptions is used and
1676 REG_EH_REGION note is present, call purge_dead_edges
1677 and return true if it purged anything.
1678 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1679 any EH edges were purged.
1681 2011-01-21 Jeff Law <law@redhat.com>
1683 PR rtl-optimization/41619
1684 * caller-save.c (setup_save_areas): Break out code to determine
1685 which hard regs are live across calls by examining the reload chains
1686 so that it is always used.
1687 Eliminate code which checked REG_N_CALLS_CROSSED.
1689 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1691 PR tree-optimization/47355
1692 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1693 NOP has non-debug uses beyond PHIs in new_bb.
1695 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1698 * cfgexpand.c (account_used_vars_for_block): Only account vars
1699 that are annotated as used.
1700 (estimated_stack_frame_size): Don't set TREE_USED.
1701 * tree-dfa.c (create_var_ann): Mark variable as used.
1703 2011-01-21 Richard Guenther <rguenther@suse.de>
1706 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1708 2011-01-21 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/47365
1711 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1712 (vn_reference_lookup_pieces): Adjust.
1713 (vn_reference_lookup): Likewise.
1714 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1715 (vn_reference_lookup_3): Only look through kills if in
1716 VN_WALKREWRITE mode.
1717 (vn_reference_lookup_pieces): Adjust.
1718 (vn_reference_lookup): Likewise.
1719 (visit_reference_op_load): Likewise.
1720 (visit_reference_op_store): Likewise.
1721 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1722 (compute_avail): Likewise.
1723 (eliminate): Likewise.
1725 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1727 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1728 DECL_IGNORED_P non-reg vars if they are used.
1730 PR tree-optimization/47391
1731 * varpool.c (const_value_known_p): Return false if
1734 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1737 * config/i386/i386.c (ix86_local_alignment): Handle
1738 case for va_list_type_node is nil.
1739 (ix86_canonical_va_list_type): Likewise.
1741 2011-01-21 Alan Modra <amodra@gmail.com>
1743 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1744 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1746 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1748 * config/arm/arm.md (define_attr type): Rename f_load
1749 and f_store to f_fpa_load and f_fpa_store. Update.
1750 (write_conflict): Deal with rename fallout.
1751 (*push_fp_multi): Likewise.
1752 * config/arm/fpa.md (f_load): Use f_fpa_load.
1753 (f_store): Use f_fpa_store.
1754 (*movsf_fpa): Likewise.
1755 (*movdf_fpa): Likewise.
1756 (*movxf_fpa): Likewise.
1757 (*thumb2_movsf_fpa): Likewise.
1758 (*thumb2_movdf_fpa): Likewise.
1759 (*thumb2_movxf_fpa): Likewise.
1760 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1761 f_loadd and f_stored.
1762 (*thumb2_movdi_vfp): Likewise.
1763 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1764 (*thumb2_movsi_vfp): Likewise.
1765 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1766 Use f_loads instead of f_load.
1767 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1769 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1771 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1772 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1773 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1774 (xtensa_mode_dependent_address_p): New function.
1775 (constantpool_address_p): Make static. Change return type to bool.
1776 Change argument type to const_rtx. Use CONST_INT_P predicate.
1778 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1781 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1783 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1786 * cfgexpand.c (expand_debug_expr): Instead of generating
1787 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1790 2011-01-20 Richard Guenther <rguenther@suse.de>
1793 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1794 the pointer operand of MEM_REFs.
1796 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1798 PR tree-optimization/46130
1799 * ipa-split.c (consider_split): If return_bb contains non-virtual
1800 PHIs other than for retval or if split_function would not adjust it,
1803 2011-01-20 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/47167
1806 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1807 Revert previous change, only avoid enumeral type changes.
1809 2011-01-19 Mike Stump <mikestump@comcast.net>
1811 * doc/tm.texi.in (BRANCH_COST): Englishify.
1812 * doc/tm.texi (BRANCH_COST): Likewise.
1814 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1817 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1818 (gen_scheduled_generic_parms_dies): New functions.
1819 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1820 generation for the end of CU compilation.
1821 (dwarf2out_finish): Generate template parameters DIEs here.
1823 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1826 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1827 debug bind stmt on merge edges.
1829 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1833 * function.c (instantiate_expr): Instantiate incoming rtl of
1834 implicit arguments, and recurse on VALUE_EXPRs.
1835 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1836 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1838 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1840 * c-parser.c (c_parser_for_statement): Initialize
1841 collection_expression.
1843 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1845 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1847 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1849 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1850 (LINK_SHLIB_SPEC): Don't use %(link_path).
1851 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1853 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1855 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1856 (NO_SHARED_LIB_SUPPORT): Remove.
1857 (LINK_SHLIB_SPEC): Remove one conditional definition.
1859 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1861 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1863 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1864 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1865 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1866 %{call_shared} and conditionals on these options not being passed.
1867 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1870 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1872 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1875 * ipa-split.c: Spelling fixes.
1877 2011-01-19 Richard Henderson <rth@redhat.com>
1879 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1880 (*mulsi3): Likewise.
1882 * longlong.h [__mn10300__] (count_leading_zeros): New.
1883 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1884 [__mn10300__] (add_ssaaaa, subddmmss): New.
1885 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1886 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1888 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1890 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1892 2011-01-19 Richard Henderson <rth@redhat.com>
1894 * config/mn10300/mn10300.md (addsi3_flags): New.
1895 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1896 (subsi3_flags, subc_internal, subdi3): New.
1897 (subdi3_internal, *subdi3_degenerate): New.
1898 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1900 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1901 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1902 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1903 * config/mn10300/mn10300-protos.h: Update.
1904 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1905 (return_ret): Likewise. Rename from return_internal_regs.
1906 (return_internal): Remove.
1908 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1909 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1910 (mn10300_legitimate_constant_p): Likewise.
1911 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1912 (mn10300_frame_size): New.
1913 (mn10300_expand_prologue): Use it.
1914 (mn10300_expand_epilogue): Likewise.
1915 (mn10300_initial_offset): Likewise.
1916 * config/mn10300/mn10300-protos.h: Update.
1917 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1918 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1919 (prologue, epilogue, return_internal): Tidy output code.
1920 (mn10300_store_multiple_operation, return): Likewise.
1921 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1922 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1923 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1924 (load_pic, am33_load_pic): New.
1925 (mn10300_load_pic0, mn10300_load_pic1): New.
1927 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1928 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1929 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1930 (cc_flags_for_mode, cc_flags_for_code): New.
1931 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1932 overflow flag is not valid. Validate that the flags we need
1933 for the comparison are valid.
1934 (mn10300_output_cmp): Remove.
1935 (mn10300_output_add): New.
1936 (mn10300_select_cc_mode): Use cc_flags_for_code.
1937 (mn10300_split_cbranch): New.
1938 (mn10300_match_ccmode): New.
1939 (mn10300_split_and_operand_count): New.
1940 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1942 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1943 (addsi3): ... here. Use mn10300_output_add.
1944 (*addsi3_flags): New.
1945 (*am33_subsi3, *mn10300_subsi3): Merge...
1946 (subsi3): ... here. Use attribute isa.
1947 (*subsi3_flags): New.
1948 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1950 (*am33_andsi3, *mn10300_andsi3): Merge...
1952 (*andsi3_flags): New.
1953 (andsi3 splitters): New.
1954 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1956 (*iorsi3_flags): New.
1957 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1959 (*xorsi3_flags): New.
1960 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1961 (one_cmplsi2): ... here.
1962 (*one_cmplsi2_flags): New.
1963 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1964 instead of "dax" in constraints. Use mn10300_split_cbranch.
1965 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1966 use matching constraints to eliminate a self-comparison.
1967 (*integer_conditional_branch): Rename from integer_conditional_branch.
1968 Use int_mode_flags to match CC_REG.
1969 (*cbranchsi4_btst, *btstsi): New.
1970 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1971 mn10300_split_cbranch.
1972 (*am33_cmpsf): Rename from am33_cmpsf.
1973 (*float_conditional_branch): Rename from float_conditional_branch.
1974 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1975 (zero_extendqisi2): ... here.
1976 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1977 (zero_extendhisi2): ... here.
1978 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1979 (extendqisi2): ... here.
1980 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1981 (extendhisi2): ... here.
1982 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1983 (ashlsi3): ... here.
1984 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1985 (lshrsi3): ... here.
1986 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1987 (ashrsi3): ... here.
1988 (consecutive add peephole): Remove.
1989 * config/mn10300/predicates.md (label_ref_operand): New.
1990 (int_mode_flags): New.
1991 (CCZN_comparison_operator): New.
1993 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1994 (throughput_42_latency_43): New reservation.
1995 (mulsidi3, umulsidi3): New expanders.
1996 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1997 the MDR register to allocation; separately allocate the low and
1998 high parts of the DImode result.
1999 (umulsidi3_internal): Similarly.
2000 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2001 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2002 (udivsi3, umodsi3): Remove.
2003 (udivmodsi4, divmodsi4): New expanders.
2004 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2005 (*divmodsi4): Simiarly.
2006 (ext_internal): New.
2008 * config/mn10300/constraints.md ("z"): New constraint.
2009 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2010 (FIXED_REGISTERS): Don't fix MDR.
2011 (CALL_USED_REGSITERS): Reformat nicely.
2012 (REG_ALLOC_ORDER): Add MDR.
2013 (enum regclass): Add MDR_REGS.
2014 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2015 (IRA_COVER_CLASSES): Add MDR_REGS.
2016 (REGNO_REG_CLASS): Handle MDR_REG.
2017 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2018 (mn10300_register_move_cost): Likewise.
2019 * config/mn10300/mn10300.md (MDR_REG): New.
2020 (*movsi_internal): Handle moves to/from MDR_REGS.
2022 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2024 (mn10300_secondary_reload): Tidy combination reload classes.
2025 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2026 addresses for AM33. Allow symbolic offsets for reg+imm.
2027 (mn10300_regno_in_class_p): New.
2028 (mn10300_legitimize_reload_address): New.
2029 * config/mn10300/mn10300.h (enum reg_class): Remove
2030 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2031 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2033 (REG_CLASS_NAMES): Update to match.
2034 (REG_CLASS_CONTENTS): Likewise.
2035 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2036 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2037 (REGNO_IN_RANGE_P): Remove.
2038 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2039 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2040 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2041 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2042 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2043 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2044 (REGNO_GENERAL_P): New.
2045 (HAVE_POST_MODIFY_DISP): New.
2046 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2047 (LEGITIMIZE_RELOAD_ADDRESS): New.
2048 * config/mn10300/mn10300-protos.h: Update.
2050 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2051 DATA_REGS for AM33 stack-pointer destination.
2052 (mn10300_preferred_output_reload_class): Likewise.
2053 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2054 into a form appropriate for ...
2055 (TARGET_SECONDARY_RELOAD): New.
2056 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2057 * config/mn10300/mn10300-protos.h: Update.
2058 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2059 reload_insi; use the "A" constraint for the scratch; handle AM33
2060 moves of sp to non-address registers.
2062 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2063 (*movqi_internal): ... here.
2064 (*am33_movhi, *mn10300_movhi): Merge into...
2065 (*movhi_internal): ... here.
2066 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2067 as the source/destination of moves from/to SP.
2068 (movsf): Only allow for AM33-2.
2069 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2070 any integer constant constraint. Only allow for AM33-2. Tidy
2071 all of the alternative outputs.
2072 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2073 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2075 (udivsi3, umodsi3): New patterns for MN103 only.
2077 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2079 * doc/tm.texi.in: Spell out that a lack of register class unions
2081 * doc/tm.texi: Regenerate.
2083 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2085 PR rtl-optimization/47337
2086 * dce.c (check_argument_store): New function.
2087 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2089 PR tree-optimization/47290
2090 * tree-eh.c (infinite_empty_loop_p): New function.
2091 (cleanup_empty_eh): Use it.
2093 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2096 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2097 (a64_expand_widen_sum): Ditto.
2098 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2099 (vec_extract_evenodd_help): Ditto.
2100 (vec_extract_evenv4hi): Ditto.
2101 (vec_extract_oddv4hi): Ditto.
2102 (vec_extract_evenv2si): Ditto.
2103 (vec_extract_oddv2si): Ditto.
2104 (vec_extract_evenv2sf): Ditto.
2105 (vec_extract_oddv2sf): Ditto.
2106 (vec_pack_trunc_v4hi: Ditto.
2107 (vec_pack_trunc_v2si): Ditto.
2108 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2109 (vec_interleave_highv8qi): Ditto.
2111 (vec_extract_oddv8qi): Ditto.
2112 (vec_interleave_lowv4hi): Ditto.
2113 (vec_interleave_highv4hi): Ditto.
2114 (vec_interleave_lowv2si): Ditto.
2115 (vec_interleave_highv2si): Ditto.
2117 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2119 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2120 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2121 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2122 (pa_c_mode_for_suffix): New.
2123 (TARGET_EXPAND_BUILTIN): Define.
2124 (TARGET_C_MODE_FOR_SUFFIX): Define.
2125 (pa_builtins): Define.
2126 (pa_init_builtins): Register __float128 type and init new support
2128 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2129 * config/pa/quadlib.c (_U_Qfcopysign): New.
2131 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2134 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2135 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2138 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2140 PR tree-optimization/47179
2141 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2142 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2144 2011-01-18 Richard Guenther <rguenther@suse.de>
2146 PR rtl-optimization/47216
2147 * emit-rtl.c: Include tree-flow.h.
2148 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2149 of replicating it with different semantics.
2150 * Makefile.in (emit-rtl.o): Adjust.
2152 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2154 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2155 (cortex_a9_dp): Handle neon types correctly.
2157 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2159 PR rtl-optimization/47299
2160 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2161 subtarget. Use normal multiplication if both operands are constants.
2162 * expmed.c (expand_widening_mult): Don't try to optimize constant
2163 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2166 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2168 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2169 spacing after 'e.g.', typos, comma, hyphenation.
2171 2011-01-17 Richard Henderson <rth@redhat.com>
2173 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2174 (rx_restricted_mem_operand): New.
2175 (rx_shift_operand): Use register_operand.
2176 (rx_source_operand, rx_compare_operand): Likewise.
2177 * config/rx/rx.md (addsi3_flags): New expander.
2178 (adddi3): Rewrite as expander.
2179 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2180 (subsi3_flags): New expander.
2181 (subdi3): Rewrite as expander.
2182 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2184 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2185 (rx_init_builtins): Remove sat builtin.
2186 (rx_expand_builtin): Likewise.
2187 * config/rx/rx.md (ssaddsi3): New.
2188 (*sat): Rename from sat. Represent the CC_REG input.
2190 * config/rx/predicates.md (rshift_operator): New.
2191 * config/rx/rx.c (rx_expand_insv): Remove.
2192 * config/rx/rx-protos.h: Update.
2193 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2194 operand to the canonical position.
2195 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2196 (*bitclr, *bitclr_in_memory): Similarly.
2197 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2198 (insv): Retain the zero_extract in the expansion.
2200 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2201 (bswaphi2, bitinvert, revw): Likewise.
2203 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2204 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2205 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2206 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2207 (bitset, bitset_in_memory): Likewise.
2208 (bitinvert, bitinvert_in_memory): Likewise.
2209 (bitclr, bitclr_in_memory): Likewise.
2210 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2211 (rx_strend, rx_cmpstrn): Likewise.
2212 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2213 (bitop peep2 patterns): Remove.
2215 * config/rx/rx.c (rx_match_ccmode): New.
2216 * config/rx/rx-protos.h: Update.
2217 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2218 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2219 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2220 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2221 (fix_truncsfsi2, floatsisf2): Likewise.
2222 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2223 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2224 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2225 (*subsi3_flags, *xorsi3_flags): New.
2227 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2229 * config/rx/rx.c (rx_print_operand): Remove workaround for
2230 unsplit comparison operations.
2232 * config/rx/rx.md (movsicc): Split after reload.
2233 (*movsicc): Merge *movsieq and *movsine via match_operator.
2234 (*stcc): New pattern.
2236 * config/rx/rx.c (rx_float_compare_mode): Remove.
2237 * config/rx/rx.h (rx_float_compare_mode): Remove.
2238 * config/rx/rx.md (cstoresi4): Split after reload.
2239 (*sccc): New pattern.
2241 * config/rx/predicates.md (label_ref_operand): New.
2242 (rx_z_comparison_operator): New.
2243 (rx_zs_comparison_operator): New.
2244 (rx_fp_comparison_operator): New.
2245 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2246 Validate that the flags are set properly for the comparison.
2247 (rx_gen_cond_branch_template): Remove.
2248 (rx_cc_modes_compatible): Remove.
2249 (mode_from_flags): New.
2250 (flags_from_code): Rename from flags_needed_for_conditional.
2251 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2252 (rx_select_cc_mode): Likewise.
2253 (rx_split_fp_compare): New.
2254 (rx_split_cbranch): New.
2255 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2256 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2257 (*cbranchsf4): Similarly.
2258 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2259 match_operator and rx_split_cbranch.
2260 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2261 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2262 (*cmpsi): Rename from cmpsi.
2263 (*tstsi): Rename from tstsi.
2264 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2265 (*conditional_branch): Rename from conditional_branch.
2266 (*reveresed_conditional_branch): Remove.
2267 (b<code>): Remove expander.
2268 * config/rx/rx-protos.h: Update.
2270 * config/rx/rx.c (rx_compare_redundant): Remove.
2271 * config/rx/rx.md (cmpsi): Don't use it.
2272 * config/rx/rx-protos.h: Update.
2274 * config/rx/rx-modes.def (CC_F): New mode.
2275 * config/rx/rx.c (rx_select_cc_mode): New.
2276 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2277 * config/rx/rx-protos.h: Update.
2279 2011-01-17 Richard Henderson <rth@redhat.com>
2281 * except.c (dump_eh_tree): Fix stray ; after for statement.
2283 2011-01-17 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/47313
2286 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2287 handling before copying the body. Properly deal with
2288 by-reference result in SSA form.
2290 2011-01-17 Ian Lance Taylor <iant@google.com>
2293 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2294 (struct_value_alias_set): Don't define.
2295 (sparc_option_override): Don't set sparc_sr_alias_set and
2296 struct_value_alias_set.
2297 (save_or_restore_regs): Use gen_frame_mem rather than calling
2299 (sparc_struct_value_rtx): Likewise.
2301 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2306 (_mm_maskstore_pd): Likewise.
2307 (_mm_maskload_ps): Likewise.
2308 (_mm_maskstore_ps): Likewise.
2309 (_mm256_maskload_pd): Change mask to __m256i.
2310 (_mm256_maskstore_pd): Likewise.
2311 (_mm256_maskload_ps): Likewise.
2312 (_mm256_maskstore_ps): Likewise.
2314 * config/i386/i386-builtin-types.def: Updated.
2315 (ix86_expand_special_args_builtin): Likewise.
2317 * config/i386/i386.c (bdesc_special_args): Update
2318 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2319 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2320 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2321 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2323 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2324 Use <avxpermvecmode> on mask register.
2325 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2327 2011-01-17 Olivier Hainque <hainque@adacore.com>
2328 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2329 Eric Botcazou <ebotcazou@adacore.com>
2332 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2333 if <= USHRT_MAX in 32-bit mode.
2335 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2337 * doc/install.texi (Configuration, Specific): Wrap long
2338 lines in examples. Allow line wrapping in long options
2339 and URLs where beneficial for PDF output.
2341 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2343 * config/mips/mips.c (mips_classify_symbol): Don't return
2344 SYMBOL_PC_RELATIVE for nonlocal labels.
2346 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2348 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2350 2011-01-15 Jan Hubicka <jh@suse.cz>
2352 PR tree-optimization/47276
2353 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2354 declarations as needed.
2356 2011-01-15 Martin Jambor <mjambor@suse.cz>
2358 * common.opt (fdevirtualize): New flag.
2359 * doc/invoke.texi (Option Summary): Document it.
2360 * opts.c (default_options_table): Add devirtualize flag.
2361 * ipa-prop.c (detect_type_change): Return immediately if
2362 devirtualize flag is not set.
2363 (detect_type_change_ssa): Likewise.
2364 (compute_known_type_jump_func): Likewise.
2365 (ipa_analyze_virtual_call_uses): Likewise.
2367 2011-01-14 Martin Jambor <mjambor@suse.cz>
2369 PR tree-optimization/45934
2370 PR tree-optimization/46302
2371 * ipa-prop.c (type_change_info): New type.
2372 (stmt_may_be_vtbl_ptr_store): New function.
2373 (check_stmt_for_type_change): Likewise.
2374 (detect_type_change): Likewise.
2375 (detect_type_change_ssa): Likewise.
2376 (compute_complex_assign_jump_func): Check for dynamic type change.
2377 (compute_complex_ancestor_jump_func): Likewise.
2378 (compute_known_type_jump_func): Likewise.
2379 (compute_scalar_jump_functions): Likewise.
2380 (ipa_analyze_virtual_call_uses): Likewise.
2381 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2383 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2385 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2386 * config/i386/i386.opt (msse5): New Alias.
2388 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2390 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2391 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2392 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2393 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2395 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2397 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2399 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2400 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2401 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2402 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2404 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2406 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2408 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2410 2011-01-14 Mike Stump <mikestump@comcast.net>
2412 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2413 * config/fr30/fr30.md: Likweise
2414 (movsi_push): Likewise.
2415 (movsi_pop): Likewise.
2416 (enter_func): Likewise.
2417 * config/moxie/moxie.md (movsi_push): Likewise.
2418 (movsi_pop): Likewise.
2420 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2422 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2423 %{no_archive} %{exact_version}.
2424 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2425 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2426 %{no_archive} %{exact_version}.
2427 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2428 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2429 * config/mips/vxworks.h: Likewise.
2431 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2433 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2435 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2437 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2438 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2440 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2442 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2445 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2447 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2449 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2450 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2452 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2453 Don't handle -shlib.
2455 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2457 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2458 (CC1_SPEC): Don't handle -profile.
2460 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2462 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2463 * config/mips/mips.h (CC1_SPEC): Likewise.
2465 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2467 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2468 * config/mips/mips.h (CC1_SPEC): Likewise.
2470 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2472 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2473 * config/m32r/linux.h (LINK_SPEC): Likewise.
2474 * config/mips/linux.h (LINK_SPEC): Likewise.
2475 * config/mips/linux64.h (LINK_SPEC): Likewise.
2476 * config/sparc/linux.h (LINK_SPEC): Likewise.
2477 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2478 LINK_SPEC): Likewise.
2479 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2481 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2483 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2485 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2487 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2489 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2490 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2492 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2494 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2496 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2498 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2499 supports -Bstatic/-Bdynamic.
2500 * configure: Regenerate.
2502 2011-01-14 Jan Hubicka <jh@suse.cz>
2503 Jack Howarth <howarth@bromo.med.uc.edu>
2506 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2507 when checking debug_info_level. Test write_symbols instead of
2508 debug_hooks->var_location when setting flag_var_tracking_uninit.
2510 2011-01-14 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/47179
2513 * target.def (ref_may_alias_errno): New target hook.
2514 * targhooks.h (default_ref_may_alias_errno): Declare.
2515 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2516 (default_ref_may_alias_errno): New function.
2517 * target.h (struct ao_ref_s): Declare.
2518 * tree-ssa-alias.c: Include target.h.
2519 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2520 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2521 (targhooks.o): Likewise.
2522 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2523 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2525 2011-01-14 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2529 2011-01-14 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/47280
2532 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2534 (tree_ssa_forward_propagate_single_use_vars): Deal with
2535 CFG changes from associate_plusminus.
2537 2011-01-14 Richard Guenther <rguenther@suse.de>
2541 2011-01-11 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/46076
2544 * tree-ssa.c (useless_type_conversion_p): Conversions from
2545 unprototyped to empty argument list function types are useless.
2547 2011-01-14 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/47286
2550 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2552 2011-01-14 Martin Jambor <mjambor@suse.cz>
2555 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2557 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2559 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2560 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2561 * config/xtensa/xtensa.c (xtensa_libcall_value,
2562 xtensa_function_value_regno_p): New functions.
2563 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2565 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2568 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2570 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2571 New function prototype.
2572 * config/i386/winnt.c (i386_pe_assemble_visibility):
2573 Warn only if attribute was specified by user.
2575 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2578 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2580 (floatunsdidf2_fcfidu): Ditto.
2582 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2584 * config/s390/s390.c (print_operand_address): Replace 'error' with
2585 'output_operand_lossage'.
2586 (print_operand): Likewise.
2588 2011-01-13 Jeff Law <law@redhat.com>
2590 PR rtl-optimization/39077
2591 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2592 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2593 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2594 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2595 * gcse.c (prune_insertions_deletions): New function.
2596 (compute_pre_data): Use it.
2598 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2601 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2603 (prune_unused_types_mark): Use it.
2605 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2607 PR rtl-optimization/45352
2608 * sel-sched.c: Update copyright years.
2609 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2610 in the advancing loop when we have issued issue_rate insns.
2612 2011-01-12 Richard Henderson <rth@redhat.com>
2614 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2615 (TARGET_MD_ASM_CLOBBERS): New.
2617 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2618 (TARGET_DELEGITIMIZE_ADDRESS): New.
2620 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2621 (clzsi2, *bsch): New patterns.
2623 * config/mn10300/mn10300.md (INT): New mode iterator.
2624 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2626 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2627 flag_split_wide_types.
2629 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2630 (mn10300_trampoline_init): Rewrite without a template, an immediate
2631 load and a direct branch.
2632 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2634 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2636 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2637 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2638 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2639 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2641 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2644 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2647 2011-01-12 Jan Hubicka <jh@suse.cz>
2650 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2651 (PLUGIN_COND_CLOSE): New macro.
2652 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2654 2011-01-12 Richard Guenther <rguenther@suse.de>
2657 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2658 register variables in a MEM_REF.
2660 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2662 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2663 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2664 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2665 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2666 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2667 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2668 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2669 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2670 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2671 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2672 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2673 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2674 * config/gnu-user.h: New. Copied from linux.h.
2675 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2676 GNU_USER_TARGET_STARTFILE_SPEC.
2677 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2678 GNU_USER_TARGET_ENDFILE_SPEC.
2679 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2680 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2681 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2682 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2683 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2684 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2685 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2686 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2687 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2688 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2689 * config/arm/linux-eabi.h (CC1_SPEC): Use
2690 GNU_USER_TARGET_CC1_SPEC.
2691 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2692 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2693 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2694 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2695 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2696 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2697 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2698 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2700 2011-01-12 Richard Guenther <rguenther@suse.de>
2703 * doc/invoke.texi (ffast-math): Document it is turned on
2706 2011-01-12 Jan Hubicka <jh@suse.cz>
2708 PR tree-optimization/47233
2709 * opts.c (common_handle_option): Disable ipa-reference with profile
2712 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2714 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2717 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2719 * c-parser.c (c_lex_one_token): Updated and reindented some
2720 comments. No changes in code.
2722 2011-01-11 Ian Lance Taylor <iant@google.com>
2724 * godump.c (go_output_var): Don't output the variable if there is
2725 already a type with the same name.
2727 2011-01-11 Ian Lance Taylor <iant@google.com>
2729 * godump.c (go_format_type): Don't generate float80.
2731 2011-01-11 Richard Henderson <rth@redhat.com>
2733 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2734 declaration. Rewrite for both speed and size.
2735 (mn10300_address_cost_1): Remove.
2736 (mn10300_register_move_cost): New.
2737 (mn10300_memory_move_cost): New.
2738 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2739 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2740 extensions, shifts, BSWAP, CLZ.
2741 (mn10300_wide_const_load_uses_clr): Remove.
2742 (TARGET_REGISTER_MOVE_COST): New.
2743 (TARGET_MEMORY_MOVE_COST): New.
2744 * config/mn10300/mn10300-protos.h: Update.
2745 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2747 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2748 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2749 * config/mn10300/mn10300-protos.h: Update.
2750 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2751 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2752 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2753 (*test_int_bitfield, *test_byte_bitfield): Remove.
2754 (*bit_test, *subreg_bit_test): Remove.
2755 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2757 * config/mn10300/constraints.md ("c"): Rename from "A".
2758 ("A", "D"): New constraint letters.
2759 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2760 (fmssf4, fnmasf4, fnmssf4): Likewise.
2762 * config/mn10300/mn10300.md (isa): New attribute.
2763 (enabled): New attribute.
2765 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2766 (abssf2, negsf2): Define only for hardware fp.
2767 (sqrtsf2): Reformat.
2768 (addsf3, subsf3, mulsf3): Merge expander and insn.
2770 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2771 (DEBUGGER_AUTO_OFFSET): Remove.
2772 (DEBUGGER_ARG_OFFSET): Remove.
2774 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2775 Emit register stores with the same offsets as the hardware.
2776 (mn10300_store_multiple_operation): Don't check that the register
2777 save offsets are monotonic.
2778 * config/mn10300/mn10300-protos.h: Update.
2780 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2782 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2783 in terms of the value on the stack, not the MDR register.
2785 2011-01-11 Jan Hubicka <jh@suse.cz>
2789 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2790 (symbol_alias_set_destroy, symbol_alias_set_contains,
2791 propagate_aliases_backward): Declare.
2792 * lto-streamer-out.c (struct sets): New sturcture.
2793 (trivally_defined_alias): New function.
2794 (output_alias_pair_p): Rewrite.
2795 (output_unreferenced_globals): Fix output of alias pairs.
2796 (produce_symtab): Likewise.
2797 * ipa.c (function_and_variable_visibility): Set weak alias destination
2799 * varasm.c (symbol_alias_set_t): Remove.
2800 (symbol_alias_set_destroy): Export.
2801 (propagate_aliases_forward, propagate_aliases_backward): New functions
2803 (compute_visible_aliases): ... this one; remove.
2804 (trivially_visible_alias): New
2805 (trivially_defined_alias): New.
2806 (remove_unreachable_alias_pairs): Rewrite.
2807 (finish_aliases_1): Reorganize code checking if alias is defined.
2808 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2811 2011-01-11 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/46076
2814 * tree-ssa.c (useless_type_conversion_p): Conversions from
2815 unprototyped to empty argument list function types are useless.
2817 2011-01-11 Richard Guenther <rguenther@suse.de>
2820 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2821 volatile MEMs as MEM_READONLY_P.
2823 2011-01-11 Richard Guenther <rguenther@suse.de>
2825 PR tree-optimization/47239
2826 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2828 2011-01-11 Jeff Law <law@redhat.com>
2830 PR tree-optimization/47086
2831 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2832 IVs from statements that might throw.
2834 2011-01-10 Jan Hubicka <jh@suse.cz>
2837 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2839 2011-01-10 Jan Hubicka <jh@suse.cz>
2842 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2843 when correcting profile.
2845 2011-01-10 Jan Hubicka <jh@suse.cz>
2848 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2850 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2851 Restore DECL_FINI_PRIORITY.
2853 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2855 * doc/gimple.texi: Fix quoting of multi-word return values in
2856 @deftypefn statements. Ensure presence of return value. Wrap
2857 overlong @deftypefn lines.
2858 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2859 descriptions of removed functions.
2860 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2861 of multi-word return value in @deftypefn statement.
2863 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2865 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2866 (Conditional Expressions, Logical Operators)
2867 (Statement and operand traversals): Do not indent smallexample
2868 code. Fix duplicate function argument in example.
2870 2011-01-10 Jeff Law <law@redhat.com>
2872 PR tree-optimization/47141
2873 * ipa-split.c (split_function): Handle case where we are
2874 returning a value and the return block has a virtual operand phi.
2876 2011-01-10 Jan Hubicka <jh@suse.cz>
2878 PR tree-optimization/47234
2879 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2880 (pass_feedback_split_functions): Declare.
2881 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2883 * ipa-split.c (gate_split_functions): Update comments; disable
2884 split-functions for profile_arc_flag and branch_probabilities.
2885 (gate_feedback_split_functions): New function.
2886 (execute_feedback_split_functions): New function.
2887 (pass_feedback_split_functions): New global var.
2889 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2892 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2893 calling gimple_call_set_cannot_inline.
2895 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2897 * config/darwin-sections.def: Remove unused section.
2899 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2902 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2904 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2907 * c-parser.c (c_parser_declaration_or_fndef): Improved
2910 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2912 * config/i386/winnt.c (i386_pe_start_function): Make sure
2913 to switch back to function's section.
2915 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2919 * plugin.c: Move include of dlfcn.h from here...
2920 * system.h: ... to here.
2922 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2924 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2926 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2927 two extra empty pages in PDF output.
2929 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2932 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2933 for error recovery purposes behave as if it was not specified so
2934 that the default type is usd.
2936 2011-01-07 Jan Hubicka <jh@suse.cz>
2938 PR tree-optmization/46469
2939 * ipa.c (function_and_variable_visibility): Clear needed flags on
2940 nodes with external decls; handle weakrefs merging correctly.
2942 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2944 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2947 2011-01-07 Jan Hubicka <jh@suse.cz>
2949 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2950 and no longer claim that gold is required for linker plugin.
2951 * configure: Regenerate.
2952 * gcc.c (PLUGIN_COND): New macro.
2953 (LINK_COMMAND_SPEC): Use it.
2954 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2955 * config.in (HAVE_LTO_PLUGIN): New.
2956 * configure.ac (--with-lto-plugin): New parameter; autodetect
2959 2011-01-07 Jan Hubicka <jh@suse.cz>
2961 PR tree-optimization/46367
2962 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2963 when we can update original.
2964 (cgraph_mark_inline_edge): Sanity check.
2965 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2967 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2969 * config/spu/spu.h (ASM_COMMENT_START): Define.
2971 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2975 (SWITCH_KEEP_FOR_GCC): Likewise.
2976 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2977 (do_spec_1): Handle "%>".
2979 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2981 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2984 * config/i386/i386.c (ix86_delegitimize_address): If
2985 simplify_gen_subreg fails, return orig_x.
2988 * value-prof.c (gimple_stringop_fixed_value): Handle
2989 lhs of the call properly.
2991 2011-01-07 Jan Hubicka <jh@suse.cz>
2994 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2996 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2998 * target.def (function_switched_text_sections): New hook.
2999 * doc/tm.texi: Regenerated.
3000 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3001 * final.c (default_function_switched_text_sections): New.
3002 (final_scan_insn): Call function_switched_text_sections when a
3003 mid-function section change occurs.
3004 * output.h (default_function_switched_text_sections): Declare.
3005 * config/darwin-protos.h (darwin_function_switched_text_sections):
3007 * config/darwin.c (darwin_function_switched_text_sections): New.
3008 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3010 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3012 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3013 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3014 the secondary code fragment when outputting for DWARF == 2.
3016 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3018 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3019 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3021 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3022 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3024 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3027 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3028 when it is not empty.
3030 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3033 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3034 (case ${target}): Add btver1.
3035 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3036 -march=native recognize btver1 processors.
3037 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3038 btver1 def_and_undef
3039 * config/i386/i386.c (struct processor_costs btver1_cost): New
3041 (m_BTVER1): New definition.
3042 (m_AMD_MULTIPLE): Includes m_BTVER1.
3043 (initial_ix86_tune_features): Add btver1 tune.
3044 (processor_target_table): Add btver1 entry.
3045 (static const char *const cpu_names): Add btver1 entry.
3046 (software_prefetching_beneficial_p): Add btver1.
3047 (ix86_option_override_internal): Add btver1 instruction sets.
3048 (ix86_issue_rate): Add btver1.
3049 (ix86_adjust_cost): Add btver1.
3050 * config/i386/i386.h (TARGET_BTVER1): New definition.
3051 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3052 (enum processor_type): Add PROCESSOR_BTVER1.
3053 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3055 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3058 * config/i386/i386.c (legitimize_tls_address)
3059 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3060 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3061 (tls_initial_exec_64_sun): New pattern.
3063 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3065 * doc/invoke.texi (Overall Options): Improve wording and markup
3066 of the description of -wrapper.
3068 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3070 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3071 rdynamic, threads): New Driver options.
3073 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3076 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3077 if coming from .tdata.
3078 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3080 2011-01-06 Jan Hubicka <jh@suse.cz>
3083 * collect2.c (main): Do not enable LTOmode when plugin is active.
3085 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3088 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3089 --version output if supported.
3090 * configure: Regenerate.
3092 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3094 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3097 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3100 * c-convert.c (convert): When converting a complex expression
3101 other than COMPLEX_EXPR to a different complex type, ensure
3102 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3103 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3104 when converting COMPLEX_TYPE.
3106 2011-01-06 Ira Rosen <irar@il.ibm.com>
3108 PR tree-optimization/47139
3109 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3110 only the last reduction value is used outside the loop. Update
3113 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3115 * config/rtems.opt: New.
3116 * config.gcc (*-*-rtems*): Use rtems.opt.
3118 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3120 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3121 processors do not support 3DNow instructions.
3123 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3125 * config/spu/spu.c (spu_option_override): Set parameter
3126 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3128 2011-01-05 Jan Hubicka <jh@suse.cz>
3130 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3131 at the command line.
3133 2011-01-05 Martin Jambor <mjambor@suse.cz>
3136 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3137 deltas on streamed outgoing edges.
3138 (output_node_opt_summary): Output info for outgoing edges only when
3139 the node is in new parameter set.
3140 (output_cgraph_opt_summary): New parameter set, passed to the two
3141 aforementioned functions. Update its forward declaration and its
3144 2011-01-05 Tom Tromey <tromey@redhat.com>
3146 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3147 operator to c_finish_omp_atomic.
3148 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3149 (build_unary_op): Update.
3150 (build_modify_expr): Update.
3151 (build_asm_expr): Update.
3153 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3155 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3156 newly inserted insns.
3158 (spu_emit_branch_hint): Likewise.
3159 (insert_hbrp_for_ilb_runout): Likewise.
3160 (spu_machine_dependent_reorg): Call df_finish_pass after
3161 schedule_insns returns.
3163 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3165 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3167 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3169 PR tree-optimization/47005
3170 * tree-sra.c (struct access): Add 'non_addressable' bit.
3171 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3172 (decide_one_param_reduction): Return 0 if the parameter is passed by
3173 reference and one of the accesses in the group is non_addressable.
3175 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3177 PR tree-optimization/47056
3178 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3179 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3180 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3182 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3184 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3185 initializer. Skip view conversions from aggregate types.
3187 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3190 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3192 2011-01-04 Philipp Thomas <pth@suse.de>
3194 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3197 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3199 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3200 on empty epilogue sequences.
3202 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3204 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3205 non-static): New Driver options.
3207 2011-01-04 Jie Zhang <jie@codesourcery.com>
3210 * gcc.c (default_compilers[]): Set combinable field to 0
3211 for all assembly languages.
3213 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3215 * config/mips/loongson3a.md: New file.
3216 * config/mips/mips.md: Include loongson3a.md.
3217 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3220 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3223 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3224 instead of convert_memory_address_addr_space on the base expression.
3226 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3228 * config/spu/spu.c (spu_option_override): Update error text
3229 for bad -march= / -mtune= values.
3231 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3233 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3234 if branch-hint optimization will be performed.
3236 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3238 PR tree-optimization/47148
3239 * ipa-split.c (split_function): Convert arguments to
3240 DECL_ARG_TYPE if possible.
3242 PR tree-optimization/47155
3243 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3246 PR rtl-optimization/47157
3247 * combine.c (try_combine): If undobuf.other_insn becomes
3248 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3249 and set *new_direct_jump_p too.
3251 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3253 PR tree-optimization/47021
3254 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3256 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3258 * gcc.c (process_command): Update copyright notice dates.
3259 * gcov.c (print_version): Likewise.
3260 * gcov-dump.c (print_version): Likewise.
3261 * mips-tfile.c (main): Likewise.
3262 * mips-tdump.c (main): Likewise.
3264 2011-01-03 Martin Jambor <mjambor@suse.cz>
3266 PR tree-optimization/46801
3267 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3268 aggregate fields start at byte boundary instead of the bit-field flag.
3270 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3273 * gcc.c (main): Revert revision 168407.
3275 2011-01-03 Martin Jambor <mjambor@suse.cz>
3277 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3279 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3281 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3282 vector optab to expand vector/scalar shift, update gimple to vector.
3284 2011-01-03 Martin Jambor <mjambor@suse.cz>
3286 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3289 2011-01-03 Martin Jambor <mjambor@suse.cz>
3291 PR tree-optimization/46984
3292 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3294 (cgraph_create_indirect_edge): Fixed line length.
3295 (cgraph_indirect_call_info): Declare.
3296 (cgraph_make_edge_direct) Update declaration.
3297 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3298 (cgraph_create_indirect_edge): Use it.
3299 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3301 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3302 the new thunk_delta representation.
3303 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3305 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3306 (ipa_read_indirect_edge_info): Likewise.
3307 * lto-cgraph.c (output_edge_opt_summary): New function.
3308 (output_node_opt_summary): Call it on all outgoing edges.
3309 (input_edge_opt_summary): New function.
3310 (input_node_opt_summary): Call it on all outgoing edges.
3312 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3315 * gcc.c (main): Don't check have_o when settting combine_inputs.
3317 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3319 * regrename.c: Add general comment describing the pass.
3320 (struct du_head): Remove 'length' field.
3321 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3322 (regrename_optimize): Do not sort chains. Rework comments, add others.
3323 Force renaming to the preferred class (if any) in the first pass and do
3324 not consider registers that belong to it in the second pass.
3325 (create_new_chain): Do not set 'length' field.
3326 (scan_rtx_reg): Likewise.
3328 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3330 PR tree-optimization/47140
3331 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3332 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3335 PR rtl-optimization/47028
3336 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3337 parm_birth_insn instead of at the beginning of first bb.
3339 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3341 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3342 Remove the word "see" before "@pxref".
3343 * doc/rtl.texi: Remove the word "see" before "@pxref".
3345 2011-01-01 Jan Hubicka <jh@suse.cz>
3347 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3350 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3353 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3356 Copyright (C) 2011 Free Software Foundation, Inc.
3358 Copying and distribution of this file, with or without modification,
3359 are permitted in any medium without royalty provided the copyright
3360 notice and this notice are preserved.