1 2011-02-10 DJ Delorie <dj@redhat.com>
3 * config/m32c/m32c.c (m32c_option_override): Disable
4 -fcombine-stack-adjustments until flag value tracking and compare
5 optimization can be rewritten.
7 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
9 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11 (PROCESSOR_DEFAULT64): Likewise.
13 2011-02-10 Richard Henderson <rth@redhat.com>
15 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
16 change from 2011-02-03.
17 * config/rx/rx.c (flags_from_code): Likewise.
18 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
19 is valid, n/pz otherwise.
20 (rx_select_cc_mode): Return CCmode if Y is not zero.
22 2011-02-10 Richard Guenther <rguenther@suse.de>
24 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
26 2011-02-10 Richard Guenther <rguenther@suse.de>
28 PR tree-optimization/47677
29 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
31 2011-02-10 Jakub Jelinek <jakub@redhat.com>
34 * combine.c (make_compound_operation): Only change shifts into
35 multiplication for SCALAR_INT_MODE_P.
37 2011-02-10 Jie Zhang <jie@codesourcery.com>
41 2011-02-05 Jie Zhang <jie@codesourcery.com>
43 * web.c (entry_register): Don't clobber the number of the
44 first uninitialized reference in used[].
46 2011-02-09 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/47664
49 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
52 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
56 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
58 (PROCESSOR_DEFAULT64): Same.
59 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
61 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
63 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
65 2011-02-09 Martin Jambor <mjambor@suse.cz>
68 * tree-sra.c (struct access): New flags grp_scalar_read and
69 grp_scalar_write. Changed description of assignment read and write
71 (dump_access): Dump new flags, reorder all of them.
72 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
73 to detect multiple scalar reads.
74 (analyze_access_subtree): Use the new scalar read write flags instead
75 of the old flags. Adjusted comments.
77 2011-02-08 DJ Delorie <dj@redhat.com>
80 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
83 2011-02-08 Joseph Myers <joseph@codesourcery.com>
85 * config/m68k/uclinux.opt: New.
86 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
88 2011-02-08 Joseph Myers <joseph@codesourcery.com>
90 * config/cris/elf.opt (sim): New Driver option.
92 2011-02-08 Joseph Myers <joseph@codesourcery.com>
94 * config/xtensa/elf.opt: New.
95 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
97 2011-02-08 Joseph Myers <joseph@codesourcery.com>
99 * config/vax/elf.opt: New.
100 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
102 2011-02-08 Joseph Myers <joseph@codesourcery.com>
104 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
106 2011-02-08 Joseph Myers <joseph@codesourcery.com>
108 * config/gnu-user.opt: New.
109 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
110 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
111 *-*-uclinux*): Use gnu-user.opt.
113 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
115 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
116 * config/i386/gnu.h (CPP_SPEC): Likewise.
118 2011-02-08 Ian Lance Taylor <iant@google.com>
120 * common.opt (fcx-limited-range): Add SetByCombined flag.
121 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
122 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
123 (fassociative-math, freciprocal-math): Likewise.
124 (funsafe-math-optimizations): Likewise.
125 * opth-gen.awk: Handle SetByCombined.
126 * optc-gen.awk: Likewise.
127 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
128 (set_unsafe_math_optimizations_flags): Likewise.
129 * doc/options.texi (Option properties): Document SetByCombined.
131 2011-02-08 Joseph Myers <joseph@codesourcery.com>
133 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
134 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
135 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
136 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
137 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
139 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
141 PR tree-optimization/46834
142 PR tree-optimization/46994
143 PR tree-optimization/46995
144 * graphite-sese-to-poly.c (used_outside_reduction): New.
145 (detect_commutative_reduction): Call used_outside_reduction.
146 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
147 translate_scalar_reduction_to_array only when at least one
148 loop-phi/close-phi tuple has been detected.
150 2011-02-08 Richard Guenther <rguenther@suse.de>
153 * tree-vect-generic.c (expand_vector_operations_1): Update
155 (expand_vector_operations): ... not here. Cleanup EH info
156 and the CFG if required.
158 2011-02-08 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/47641
161 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
162 require type compatibility.
164 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
166 * gimple-low.c (lower_function_body): Don't remove the location of
167 the return statement here.
168 (lower_gimple_return): Do it here instead but only if the return
169 statement is actually used twice.
171 2011-02-08 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/47632
174 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
175 unused up_to_stmt parameter, return whether cfg-cleanup is
176 necessary, remove EH info properly.
177 (forward_propagate_into_gimple_cond): Adjust caller.
178 (forward_propagate_into_cond): Likewise.
179 (forward_propagate_comparison): Likewise.
180 (tree_ssa_forward_propagate_single_use_vars): Make
181 forward_propagate_comparison case similar to the two others.
183 2011-02-08 Nick Clifton <nickc@redhat.com>
185 * config/mn10300/mn10300.opt (mliw): New command line option.
186 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
187 (liw_bundling): New automaton.
188 (liw): New attribute.
189 (liw_op): New attribute.
190 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
191 (movsi_internal): Add LIW attributes.
195 (addsi3): Separate register and immediate alternatives.
203 * config/mn10300/mn10300.c (liw_op_names): New
204 (mn10300_print_operand): Handle 'W' operand descriptor.
205 (extract_bundle): New function.
206 (check_liw_constraints): New function.
207 (liw_candidate): New function.
208 (mn10300_bundle_liw): New function.
209 (mn10300_reorg): New function.
210 (TARGET_MACHINE_DEPENDENT_REORG): Define.
211 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
212 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
213 __LIW__ or __NO_LIW__.
214 * doc/invoke.texi: Describe the -mliw command line option.
216 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
218 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
219 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
220 pthread_mutex_unlock): Remove.
221 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
222 * config/pa/t-pa64: Likewise.
223 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
224 shared libc if not linking against libpthread.
225 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
227 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
230 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
231 on 10.6 and later to ensure that we always use the unwinder from
232 the system. Only add -no_compact_unwind when tarteting darwin
235 2011-02-07 Steve Ellcey <sje@cup.hp.com>
238 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
239 (vec_interleave_lowv2sf): Ditto.
240 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
241 (vec_extract_oddv2sf): Ditto.
243 2011-02-07 Mike Stump <mikestump@comcast.net>
246 Add __ieee_divdc3 entry point.
247 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
249 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
250 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
251 * config/darwin.c (darwin_rename_builtins): Add.
252 * config/darwin-protos.h (darwin_rename_builtins): Add.
254 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
257 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
260 2011-02-07 Mike Stump <mikestump@comcast.net>
262 * config/darwin.opt (mmacosx-version-min): Update default OS version.
264 2011-02-07 Denis Chertykov <chertykov@gmail.com>
267 * config/avr/libgcc.S (exit): Move .endfunc
269 2011-02-07 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/47615
272 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
273 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
274 (run_scc_vn): Initialize it.
275 (visit_reference_op_load): Use it.
276 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
278 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
280 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
281 DImode trapping arithmetic libfuncs.
283 2011-02-07 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/47621
286 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
288 (execute_update_addresses_taken): ... here. Make it more
289 conservative in what we accept.
291 2011-02-06 Joseph Myers <joseph@codesourcery.com>
293 * config/sparc/freebsd.h (ASM_SPEC): Define.
294 * config/sparc/vxworks.h (ASM_SPEC): Define.
296 2011-02-06 Joseph Myers <joseph@codesourcery.com>
298 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
300 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
302 * doc/invoke.texi: Remove reference to compiler internals from
305 * reg-notes.def: Remove REG_VALUE_PROFILE.
306 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
308 2011-02-05 Jakub Jelinek <jakub@redhat.com>
311 * varasm.c (default_section_type_flags): If decl is NULL,
312 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
314 2011-02-05 Jie Zhang <jie@codesourcery.com>
317 * web.c (entry_register): Don't clobber the number of the
318 first uninitialized reference in used[].
320 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
322 PR tree-optimization/46194
323 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
324 (build_classic_dist_vector_1): Do not represent classic distance
325 vectors when the access functions are variating in different loops.
327 2011-02-04 Joseph Myers <joseph@codesourcery.com>
329 * config/mips/iris6.opt: New.
330 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
332 2011-02-04 Richard Henderson <rth@redhat.com>
333 Steve Ellcey <sje@cup.hp.com>
336 * config/ia64/predicates.md (mux1_brcst_element): New.
337 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
338 * config/ia64/ia64.c (ia64_unpack_assemble): New.
339 (ia64_unpack_sign): New.
340 (ia64_expand_unpack): Rewrite using new routines.
341 (ia64_expand_widen_sum): Ditto.
342 (ia64_expand_dot_prod_v8qi): Ditto.
343 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
344 routines, add endian check.
345 (pmpy2_even): Rename from pmpy2_r, add endian check.
346 (pmpy2_odd): Rename from pmpy2_l, add endian check.
347 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
348 (vec_widen_smult_hi_v4hi): Ditto.
349 (vec_widen_umult_lo_v4hi): Ditto.
350 (vec_widen_umult_hi_v4hi): Ditto.
351 (mulv2si3): Change endian checks.
352 (sdot_prodv4hi): Rewrite with new calls.
353 (udot_prodv4hi): New.
354 (vec_pack_ssat_v4hi): Add endian check.
355 (vec_pack_usat_v4hi): Ditto.
356 (vec_pack_ssat_v2si): Ditto.
357 (max1_even): Rename from max1_r, add endian check.
358 (max1_odd): Rename from max1_l, add endian check.
359 (*mux1_rev): Format change.
363 (*mux1_brcst_v8qi): Use new predicate.
364 (vec_extract_evenv8qi): Remove endian check.
365 (vec_extract_oddv8qi): Ditto.
366 (vec_interleave_lowv4hi): Format change.
367 (vec_interleave_highv4hi): Ditto.
368 (mix2_even): Rename from mix2_r, add endian check.
369 (mix2_odd): Rename from mux2_l, add endian check.
370 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
371 (vec_extract_evenodd_helper): Format change.
372 (vec_extract_evenv4hi): Remove endian check.
373 (vec_extract_oddv4hi): Remove endian check.
374 (vec_interleave_lowv2si): Format change.
375 (vec_interleave_highv2si): Format change.
376 (vec_initv2si): Remove endian check.
377 (vecinit_v2si): Add endian check.
378 (reduc_splus_v2sf): Add endian check.
379 (reduc_smax_v2sf): Ditto.
380 (reduc_smin_v2sf): Ditto.
381 (vec_initv2sf): Remove endian check.
382 (fpack): Add endian check.
383 (fswap): Add endian check.
384 (vec_interleave_highv2sf): Add endian check.
385 (vec_interleave_lowv2sf): Add endian check.
386 (fmix_lr): Add endian check.
387 (vec_setv2sf): Format change.
388 (*vec_extractv2sf_0_be): Use shift to extract operand.
389 (*vec_extractv2sf_1_be): New.
390 (vec_pack_trunc_v4hi): Add endian check.
391 (vec_pack_trunc_v2si): Format change.
393 2011-02-04 Jakub Jelinek <jakub@redhat.com>
396 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
397 do bb, locus and block comparison and disallow loads if it is not set.
398 (stmt_is_replaceable_p): New function.
399 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
401 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
402 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
404 * tree-flow.h (stmt_is_replaceable_p): New prototype.
406 2011-02-04 Joseph Myers <joseph@codesourcery.com>
408 * config/rs6000/xilinx.opt: New.
409 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
411 2011-02-04 Joseph Myers <joseph@codesourcery.com>
413 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
415 2011-02-03 Anatoly Sokolov <aesok@post.ru>
417 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
418 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
419 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
420 secondary_reload_info, xtensa_secondary_reload): Remove.
421 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
422 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
423 (xtensa_preferred_reload_class): Make static. Change return and
424 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
425 Use CONST_DOUBLE_P predicate.
426 (xtensa_preferred_output_reload_class): New function.
427 (xtensa_secondary_reload): Make static.
429 2011-02-03 Joseph Myers <joseph@codesourcery.com>
431 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
432 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
433 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
435 2011-02-03 Jakub Jelinek <jakub@redhat.com>
438 * output.h (SECTION_RELRO): Define.
439 (SECTION_MACH_DEP): Adjust.
440 (get_variable_section): New prototype.
441 * varpool.c (varpool_finalize_named_section_flags): New function.
442 (varpool_assemble_pending_decls): Call it.
443 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
444 * cgraphunit.c (cgraph_output_in_order): Call
445 varpool_finalize_named_section_flags.
446 * varasm.c (get_section): Allow section flags conflicts between
447 relro and read-only sections if the section hasn't been declared yet.
448 Set SECTION_OVERRIDE after diagnosing section type conflict.
449 (get_variable_section): No longer static.
450 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
451 readonly sections that need relocations.
452 (decl_readonly_section_1): New function.
453 (decl_readonly_section): Use it.
456 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
457 Steve Ellcey <sje@cup.hp.com>
460 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
461 if section attribute used.
463 2011-02-03 Jakub Jelinek <jakub@redhat.com>
465 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
466 * config/darwin.c (SECTION_NO_ANCHOR): Define.
467 (darwin_init_sections): Remove assertion.
469 2011-02-03 Nick Clifton <nickc@redhat.com>
471 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
473 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
474 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
475 instead of "n" and "pz".
476 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
479 2011-02-03 Jakub Jelinek <jakub@redhat.com>
482 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
483 fma, expand FMA_EXPR as fma{,f,l} call.
486 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
487 copy them into a unsigned char variable and pass address of it to
488 lto_output_data_stream.
491 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
492 around backend_init_target and lang_dependent_init_target calls.
493 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
494 (verify_cgraph_node): Don't call set_cfun here. Use
495 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
496 Set error_found for incorrectly represented calls to thunks.
498 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
501 PR rtl-optimization/43494
502 * rtl.h (for_each_inc_dec_fn): New type.
503 (for_each_inc_dec): Declare.
504 * rtlanal.c (struct for_each_inc_dec_ops): New type.
505 (for_each_inc_dec_find_inc_dec): New fn.
506 (for_each_inc_dec_find_mem): New fn.
507 (for_each_inc_dec): New fn.
508 * dse.c (struct insn_size): Remove.
509 (replace_inc_dec, replace_inc_dec_mem): Remove.
510 (emit_inc_dec_insn_before): New fn.
511 (check_for_inc_dec): Use it, along with for_each_inc_dec.
512 (canon_address): Pass mem modes to cselib_lookup.
513 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
514 (cselib_lookup_from_insn): Likewise.
515 (cselib_subst_to_values): Likewise.
516 * cselib.c (find_slot_memmode): New var.
517 (cselib_find_slot): New fn. Use it instead of
518 htab_find_slot_with_hash everywhere.
519 (entry_and_rtx_equal_p): Use find_slot_memmode.
520 (autoinc_split): New fn.
521 (rtx_equal_for_cselib_p): Rename and implement in terms of...
522 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
523 Deal with autoinc. Special-case recursion into MEMs.
524 (cselib_hash_rtx): Likewise.
525 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
526 address and MEM modes.
527 (cselib_subst_to_values): Add memmode, pass it on.
529 (cselib_lookup): Add memmode argument, pass it on.
530 (cselib_lookup_from_insn): Add memmode.
531 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
532 (struct cselib_record_autoinc_data): New.
533 (cselib_record_autoinc_cb): New fn.
534 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
535 mode to cselib_lookup. Reset autoinced REGs here instead of...
536 (cselib_process_insn): ... here.
537 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
539 (add_uses): Likewise, also to cselib_subst_to_values.
540 (add_stores): Likewise.
541 * sched-deps.c (add_insn_mem_dependence): Pass mode to
542 cselib_subst_to_values.
543 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
544 * gcse.c (do_local_cprop): Adjusted.
545 * postreload.c (reload_cse_simplify_set): Adjusted.
546 (reload_cse_simplify_operands): Adjusted.
547 * sel-sched-dump (debug_mem_addr_value): Pass mode.
549 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
551 PR tree-optimization/45122
552 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
553 unsafe assumptions when there's more than one loop exit.
555 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
558 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
559 Document using vector double with the load/store builtins, and
560 that the load/store builtins always use Altivec instructions.
562 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
563 to use altivec memory instructions, even on VSX.
564 (vector_altivec_store_<mode>): Ditto.
566 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
569 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
570 V2DF, V2DI support to load/store overloaded builtins.
572 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
573 altivec load/store builtins for V2DF/V2DI types.
575 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
576 set avoid indexed addresses on power6 if -maltivec.
577 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
578 vector_altivec_load/vector_altivec_store builtins.
579 (altivec_expand_st_builtin): Ditto.
580 (altivec_expand_builtin): Add VSX memory builtins.
581 (rs6000_init_builtins): Add V2DI types to internal types.
582 (altivec_init_builtins): Add support for V2DF/V2DI altivec
584 (rs6000_address_for_altivec): Insure memory address is appropriate
587 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
588 vec_vsx_ld and vec_vsx_st.
589 (vsx_store_<mode>): Ditto.
591 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
592 variables to hold long long types for VSX vector memory builtins.
593 (RS6000_BTI_unsigned_long_long): Ditto.
594 (long_long_integer_type_internal_node): Ditti.
595 (long_long_unsigned_type_internal_node): Ditti.
597 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
598 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
599 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
601 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
605 2011-02-02 Joseph Myers <joseph@codesourcery.com>
607 * config/pa/pa-hpux10.opt: New.
608 * config/hpux11.opt (pthread): New Driver option.
609 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
610 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
612 2011-02-02 Joseph Myers <joseph@codesourcery.com>
614 * config/ia64/vms.opt: New.
615 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
617 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
620 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
621 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
623 (vsx_floatuns<VSi><mode>2): Ditto.
624 (vsx_fix_trunc<mode><VSi>2): Ditto.
625 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
627 2011-02-02 Joseph Myers <joseph@codesourcery.com>
629 * config/i386/djgpp.opt (posix): New Driver option.
631 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
633 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
634 Move to the unsupported targets list.
636 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
638 PR rtl-optimization/47525
639 * df-scan.c: Update copyright years.
640 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
641 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
643 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
645 * config/i386/sysv4.h (TARGET_VERSION): Remove.
646 (SUBTARGET_RETURN_IN_MEMORY): Remove.
647 (ASM_OUTPUT_ASCII): Remove.
648 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
650 2011-02-02 Jeff Law <law@redhat.com>
653 * reload.c (find_reloads_address): Handle reg+d address where both
654 components are invalid by reloading the entire address.
656 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
657 Richard Guenther <rguenther@suse.de>
659 PR tree-optimization/40979
661 * passes.c (init_optimization_passes): After LIM call copy_prop
663 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
665 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
667 PR tree-optimization/47576
668 PR tree-optimization/47555
669 * doc/invoke.texi (scev-max-expr-complexity): Documented.
670 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
671 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
672 * tree-scalar-evolution.c (follow_ssa_edge): Use
673 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
675 2011-02-02 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/47566
678 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
680 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
684 * tree-inline.c (declare_return_variable): Remove unused caller
689 * tree-flow-inline.h (clear_is_used, is_used_p): New.
690 * cfgexpand.c (account_used_vars_for_block): Use them.
691 * tree-nrv.c (tree_nrv): Likewise.
692 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
693 (dump_scope_block): Likewise.
694 (remove_unused_locals): Likewise.
698 * tree-inline.c (declare_return_variable): Add result decl to
699 local decls only once.
700 * gimple-low.c (record_vars_into): Mark newly-created variables
703 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
709 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
711 (no_real_insns_p, schedule_block, set_priorities): Drop special
712 treatment of boundary debug insns.
713 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
714 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
715 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
716 (BOUNDARY_DEBUG_INSN_P): Likewise.
717 (SCHEDULE_DEBUG_INSN_P): Likewise.
718 * sched-rgn.c (init_ready_list): Drop special treatment of
719 boundary debug insns.
720 * final.c (rest_of_clean_state): Clear notes' BB.
722 2011-02-01 Joseph Myers <joseph@codesourcery.com>
724 * config/openbsd.opt (assert=): New Driver option.
726 2011-02-01 Joseph Myers <joseph@codesourcery.com>
728 * config/i386/nto.opt: New.
729 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
731 2011-02-01 Joseph Myers <joseph@codesourcery.com>
733 * config/i386/netware.opt: New.
734 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
736 2011-02-01 Joseph Myers <joseph@codesourcery.com>
738 * config/interix.opt (posix): New Driver option.
740 2011-02-01 DJ Delorie <dj@redhat.com>
742 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
744 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
747 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
749 PR tree-optimization/47561
750 * toplev.c (process_options): Print the Graphite flags. Add
751 flag_loop_flatten to the list of options requiring Graphite.
753 2011-02-01 Joseph Myers <joseph@codesourcery.com>
755 * config/i386/cygming.opt (posix): New Driver option.
757 2011-02-01 Joseph Myers <joseph@codesourcery.com>
759 * config/arm/vxworks.opt: New.
760 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
762 2011-02-01 Joseph Myers <joseph@codesourcery.com>
764 * config/alpha/elf.opt: New.
765 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
766 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
768 2011-02-01 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/47559
771 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
772 store-motion on references that can throw.
774 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
776 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
777 * tree-pass.h (TDF_CSELIB): New macro.
778 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
779 cselib_lookup): Check for it rather than for TDF_DETAILS.
781 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
784 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
787 * opts.c (finish_options): Don't add x_aux_base_name if it is
790 2011-02-01 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/47555
794 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
796 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
798 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
801 * config/lm32/t-lm32: Add multilib for all CPU options.
803 2011-02-01 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/47541
806 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
807 sure to have a field at offset zero.
809 2011-01-31 Joseph Myers <joseph@codesourcery.com>
811 * config/arc/arc.opt (EB, EL): New Driver options.
813 2011-01-31 Joseph Myers <joseph@codesourcery.com>
815 * config/alpha/osf5.opt: New.
816 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
818 2011-01-31 Joseph Myers <joseph@codesourcery.com>
820 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
822 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
824 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
826 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
827 is an alias of -floop-interchange and that it requires the
828 Graphite infrastructure.
829 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
830 flag_loop_interchange based on the value of flag_tree_loop_linear.
832 2011-01-31 Jakub Jelinek <jakub@redhat.com>
833 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/47538
836 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
837 type instead of r1type, except for comparisons. For right
838 shifts and comparisons punt if there are mismatches in
839 sizetype vs. non-sizetype types.
841 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
843 * doc/sourcebuild.texi (Effective-Target Keywords): Document
846 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
848 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
850 * configure: Regenerate.
852 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
854 * configure.ac (gcc_cv_ld_static_option): Define.
855 (gcc_cv_ld_dynamic_option): Define.
856 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
858 (HAVE_LD_STATIC_DYNAMIC): Update message.
859 (LD_STATIC_OPTION): Define.
860 (LD_DYNAMIC_OPTION): Define.
861 * configure: Regenerate.
862 * config.in: Regenerate.
863 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
864 HAVE_LD_STATIC_DYNAMIC]: Use them.
866 2011-01-31 Nick Clifton <nickc@redhat.com>
868 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
869 registers inside interrupt handlers if the handler is not a leaf
872 2011-01-31 Nick Clifton <nickc@redhat.com>
874 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
875 reg_renumber returning an INVALID_REGNUM.
877 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
880 * doc/install.texi: Document host options discarded when cross
881 configuring target libraries.
883 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
886 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
889 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
891 (no_real_insns_p, schedule_block, set_priorities): Drop special
892 treatment of boundary debug insns.
893 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
894 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
895 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
896 (BOUNDARY_DEBUG_INSN_P): Likewise.
897 (SCHEDULE_DEBUG_INSN_P): Likewise.
898 * sched-rgn.c (init_ready_list): Drop special treatment of
899 boundary debug insns.
900 * final.c (rest_of_clean-state): Clear notes' BB.
902 2011-01-31 Alan Modra <amodra@gmail.com>
904 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
905 toc relative expressions as we do in print_operand_address.
907 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
909 * doc/extend.texi: Follow spelling conventions.
910 * doc/invoke.texi: Fix a typo.
912 2011-01-30 Joseph Myers <joseph@codesourcery.com>
914 * config/hpux11.opt: New.
915 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
916 ia64*-*-hpux*): Use hpux11.opt.
918 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
920 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
923 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
925 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
928 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
930 * doc/install.texi (Binaries): Remove outdated reference for
931 Motorola 68HC11/68HC12 downloads.
933 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
935 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
938 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
941 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
944 2011-01-28 Ahmad Sharif <asharif@google.com>
946 * value-prof.c (check_counter): Corrected error message.
948 2011-01-29 Jie Zhang <jie@codesourcery.com>
950 * config/arm/arm.c (arm_legitimize_reload_address): New.
951 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
952 arm_legitimize_reload_address.
953 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
955 2011-01-28 Ian Lance Taylor <iant@google.com>
957 * godump.c (go_define): Ignore macros whose definitions include
958 two adjacent operands.
960 2011-01-28 Jakub Jelinek <jakub@redhat.com>
963 * varasm.c (force_const_mem): Store copy of x in desc->constant
965 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
966 itself into REG_EQUAL note.
968 2011-01-28 Joseph Myers <joseph@codesourcery.com>
970 * config/freebsd.opt (posix, rdynamic): New Driver options.
972 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
974 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
976 * configure: Regenerate.
978 2011-01-27 Joseph Myers <joseph@codesourcery.com>
980 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
981 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
983 2011-01-27 Anatoly Sokolov <aesok@post.ru>
985 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
986 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
987 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
988 (s390_preferred_reload_class): Make static. Change return and
989 'rclass' argument type to reg_class_t.
991 2011-01-27 Jan Hubicka <jh@suse.cz>
994 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
995 (process_function_and_variable_attributes): Check defined weakrefs.
997 2011-01-27 Martin Jambor <mjambor@suse.cz>
999 PR tree-optimization/47228
1000 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1001 build_ref_for_offset.
1003 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1005 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1007 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1009 PR rtl-optimization/46856
1010 * postreload.c (reload_combine_recognize_const_pattern): Do not
1011 separate cc0 setter and user on cc0 targets.
1013 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1016 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1017 passed a VOID_TYPE expression, immediately emit an error and
1018 return error_mark_node.
1020 2011-01-26 Jeff Law <law@redhat.com>
1022 PR rtl-optimization/47464
1023 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1024 rather than may_trap_p as needed.
1026 2011-01-26 DJ Delorie <dj@redhat.com>
1028 PR rtl-optimization/46878
1029 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1030 setter/user dependency as well.
1032 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1034 PR rtl-optimization/44469
1035 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1036 after removing trivially dead basic blocks.
1038 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1040 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1041 * config/frv/frv.h (LINK_SPEC): Likewise.
1042 * config/i386/netware.h (LINK_SPEC): Likewise.
1043 * config/m68k/linux.h (ASM_SPEC): Likewise.
1044 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1045 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1046 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1047 * config/sparc/linux.h (ASM_SPEC): Likewise.
1048 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1049 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1051 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1053 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1054 * config/frv/frv.h (ASM_SPEC): Likewise.
1055 * config/m68k/linux.h (ASM_SPEC): Likewise.
1056 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1057 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1058 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1059 * config/sparc/linux.h (ASM_SPEC): Likewise.
1060 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1061 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1063 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1065 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1066 * config/frv/frv.h (LINK_SPEC): Likewise.
1067 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1069 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1071 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1072 * config/frv/frv.h (ASM_SPEC): Likewise.
1073 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1074 * config/m68k/linux.h (ASM_SPEC): Likewise.
1075 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1076 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1077 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1078 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1079 * config/sparc/linux.h (ASM_SPEC): Likewise.
1080 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1081 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1082 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1084 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1087 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1089 (vec_extract_evenodd_help): Ditto.
1090 (vec_extract_evenv4hi): Ditto.
1091 (vec_extract_oddv4hi): Ditto.
1092 (vec_interleave_lowv2si): Ditto.
1093 (vec_interleave_highv2si): Ditto.
1094 (vec_extract_evenv2si): Ditto.
1095 (vec_extract_oddv2si: Ditto.
1096 (vec_pack_trunc_v2si): Ditto.
1098 2011-01-22 Jan Hubicka <jh@suse.cz>
1101 * cgraph.h (cgraph_local_info): New field can_change_signature.
1102 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1103 signature can change.
1104 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1106 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1107 (cgraph_function_versioning): We can not change signature of functions
1108 that don't allow that.
1109 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1110 (lto_input_node): Likewise.
1111 * ipa-inline.c (compute_inline_parameters): Compute
1112 local.can_change_signature.
1113 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1114 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1115 functions that can not change signature.
1116 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1117 init_cumulative_args): Do not use local calling conventions
1118 for functions that can not change signature.
1120 2011-01-22 Jan Hubicka <jh@suse.cz>
1122 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1124 2011-01-26 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/47190
1127 * cgraphunit.c (process_common_attributes): New function.
1128 (process_function_and_variable_attributes): Use it.
1130 2011-01-26 Richard Guenther <rguenther@suse.de>
1133 * cgraphbuild.c (record_eh_tables): Record reference to personality
1136 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1139 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1140 non-debug insns from moving up.
1142 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1145 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1146 t-dlldir{,-x} fragment for build and add it to tmake_file.
1147 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1148 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1149 * config/i386/t-dlldir: New file.
1150 (SHLIB_DLLDIR): Define.
1151 * config/i386/t-dlldir-x: New file.
1152 (SHLIB_DLLDIR): Define.
1153 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1154 (SHLIB_INSTALL): Use it.
1156 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1159 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1160 lower bound of the allowed Thumb-2 coprocessor load/store
1161 index range to -256. Add explaining comment.
1163 2011-01-25 Ian Lance Taylor <iant@google.com>
1165 * godump.c (go_define): Improve lexing of macro expansion to only
1166 accept expressions which match Go spec.
1168 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1171 * tree.c (handle_dll_attribute): Handle it.
1172 * doc/extend.texi (@item dllexport): Mention it.
1173 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1175 2011-01-25 Ian Lance Taylor <iant@google.com>
1177 PR tree-optimization/26854
1178 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1179 (decl_jump_unsafe): Move higher in file, with no other change.
1180 (bind): Set has_jump_unsafe_decl if appropriate.
1181 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1182 (check_earlier_gotos): Likewise.
1183 (c_check_switch_jump_warnings): Likewise.
1185 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1187 * doc/invoke.texi (Warning Options): Add missing hyphen.
1188 (-fprofile-dir): Minor grammatical fixes.
1189 (-fbranch-probabilities): Likewise.
1191 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1195 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1197 (no_real_insns_p, schedule_block, set_priorities): Drop special
1198 treatment of boundary debug insns.
1199 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1200 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1201 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1202 (BOUNDARY_DEBUG_INSN_P): Likewise.
1203 (SCHEDULE_DEBUG_INSN_P): Likewise.
1204 * sched-rgn.c (init_ready_list): Drop special treatment of
1205 boundary debug insns.
1206 * final.c (rest_of_clean-state): Clear notes' BB.
1208 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1210 * Makefile.in (LAMBDA_H): Removed.
1211 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1212 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1213 lambda-trans.o, and tree-loop-linear.o.
1214 (lto-symtab.o): Remove dependence on LAMBDA_H.
1215 (tree-loop-linear.o): Remove rule.
1216 (lambda-mat.o): Same.
1217 (lambda-trans.o): Same.
1218 (lambda-code.o): Same.
1219 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1220 (tree-vect-slp.o): Same.
1221 * hwint.h (gcd): Moved here.
1222 (least_common_multiple): Same.
1223 * lambda-code.c: Removed.
1224 * lambda-mat.c: Removed.
1225 * lambda-trans.c: Removed.
1226 * lambda.h: Removed.
1227 * tree-loop-linear.c: Removed.
1228 * lto-symtab.c: Do not include lambda.h.
1229 * omega.c (gcd): Removed.
1230 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1231 * tree-data-ref.c (print_lambda_vector): Moved here.
1232 (lambda_vector_copy): Same.
1233 (lambda_matrix_copy): Same.
1234 (lambda_matrix_id): Same.
1235 (lambda_vector_first_nz): Same.
1236 (lambda_matrix_row_add): Same.
1237 (lambda_matrix_row_exchange): Same.
1238 (lambda_vector_mult_const): Same.
1239 (lambda_vector_negate): Same.
1240 (lambda_matrix_row_negate): Same.
1241 (lambda_vector_equal): Same.
1242 (lambda_matrix_right_hermite): Same.
1243 * tree-data-ref.h: Do not include lambda.h.
1244 (lambda_vector): Moved here.
1245 (lambda_matrix): Same.
1246 (dependence_level): Same.
1247 (lambda_transform_legal_p): Removed declaration.
1248 (lambda_collect_parameters): Same.
1249 (lambda_compute_access_matrices): Same.
1250 (lambda_vector_gcd): Same.
1251 (lambda_vector_new): Same.
1252 (lambda_vector_clear): Same.
1253 (lambda_vector_lexico_pos): Same.
1254 (lambda_vector_zerop): Same.
1255 (lambda_matrix_new): Same.
1256 * tree-flow.h (least_common_multiple): Removed declaration.
1257 * tree-parloops.c (lambda_trans_matrix): Moved here.
1259 (LTM_ROWSIZE): Same.
1260 (LTM_COLSIZE): Same.
1261 (LTM_DENOMINATOR): Same.
1262 (lambda_trans_matrix_new): Same.
1263 (lambda_matrix_vector_mult): Same.
1264 (lambda_transform_legal_p): Same.
1265 * tree-pass.h (pass_linear_transform): Removed declaration.
1266 * tree-ssa-loop.c (tree_linear_transform): Removed.
1267 (gate_tree_linear_transform): Removed.
1268 (pass_linear_transform): Removed.
1269 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1270 flag_loop_interchange.
1272 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1274 PR tree-optimization/47265
1275 PR tree-optimization/47443
1276 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1277 if name still has some uses.
1279 2011-01-25 Martin Jambor <mjambor@suse.cz>
1281 PR tree-optimization/47382
1282 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1283 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1285 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1287 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1288 sjlj_except_unwind_info.
1290 2011-01-25 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/47426
1293 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1294 visible functions results escape.
1296 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1299 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1300 (arm_get_frame_offsets): Use it.
1302 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1303 Jakub Jelinek <jakub@redhat.com>
1305 PR tree-optimization/47271
1306 * tree-if-conv.c (bb_postdominates_preds): New.
1307 (if_convertible_bb_p): Call bb_postdominates_preds.
1308 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1309 (predicate_scalar_phi): Call bb_postdominates_preds.
1311 2011-01-25 Nick Clifton <nickc@redhat.com>
1313 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1314 * config/rx/rx.c (rx_function_value): Likewise.
1315 (rx_promote_function_mode): Likewise.
1316 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1317 in order to make it legitimate.
1318 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1319 make sure that the first operand is the same as the result register.
1320 (addsi3_unspec): Delete.
1321 (subdi3): Do not accept immediate operands.
1322 (subdi3_internal): Likewise.
1324 2011-01-25 Jeff Law <law@redhat.com>
1326 PR rtl-optimization/37273
1327 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1328 handle them like argument loads from stack slots. Do not double
1329 count memory for memory constants and argument loads from stack slots.
1331 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1333 PR tree-optimization/47427
1334 PR tree-optimization/47428
1335 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1336 coalesce if the new root var would be TREE_READONLY.
1338 2011-01-25 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1342 correct type for TBAA.
1344 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1346 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1347 (close_phi_written_to_memory): Call for_each_index with
1348 dr_indices_valid_in_loop.
1350 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1352 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1353 when it is initialized.
1355 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1357 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1358 call to graphite_find_data_references_in_stmt.
1359 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1360 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1361 call to graphite_find_data_references_in_stmt.
1362 (analyze_drs_in_stmts): Same.
1363 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1364 in which the scalar analysis of indices is performed.
1365 (create_data_ref): Same. Update call to dr_analyze_indices.
1366 (find_data_references_in_stmt): Update call to create_data_ref.
1367 (graphite_find_data_references_in_stmt): Same.
1368 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1370 (create_data_ref): Same.
1371 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1372 call to create_data_ref.
1374 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1376 * graphite-sese-to-poly.c (build_poly_scop): Move
1377 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1379 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1381 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1382 VAR_DECL, PARM_DECL, and RESULT_DECL.
1384 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1386 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1388 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1389 that have already been marked as PBB_IS_REDUCTION.
1391 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1393 * graphite-scop-detection.c (same_close_phi_node): New.
1394 (remove_duplicate_close_phi): New.
1395 (make_close_phi_nodes_unique): New.
1396 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1398 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1400 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1401 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1402 of both data references to be the same.
1404 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1406 * graphite-dependences.c (build_lexicographical_constraint): Remove
1408 (build_lexicographical_constraint): Adjust call to
1409 ppl_powerset_is_empty.
1410 (dependence_polyhedron): Same.
1411 (graphite_legal_transform_dr): Same.
1412 (graphite_carried_dependence_level_k): Same.
1413 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1415 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1417 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1419 * graphite-sese-to-poly.c
1420 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1421 (close_phi_written_to_memory): New.
1422 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1425 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1427 * doc/install.texi: Update the expected version number of PPL to 0.11.
1428 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1429 #if PPL_VERSION_MINOR < 11.
1431 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1433 * graphite-dependences.c: Include graphite-cloog-util.h.
1434 (new_poly_ddr): Inlined into dependence_polyhedron.
1435 (free_poly_ddr): Moved close by new_poly_ddr.
1436 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1437 Early return NULL when ppl_powerset_is_empty returns true.
1438 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1439 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1440 (graphite_legal_transform_dr): Call new_poly_ddr.
1441 (graphite_carried_dependence_level_k): Same.
1442 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1443 (dot_transformed_deps_stmt_1): Removed.
1444 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1445 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1446 (dot_deps_1): Call dot_deps_2.
1447 * Makefile.in (graphite-dependences.o): Add missing dependence on
1448 graphite-cloog-util.h.
1450 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1452 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1453 (build_lexicographical_constraint): Same.
1454 (dependence_polyhedron_1): Same.
1455 (graphite_legal_transform_dr): Same.
1456 (graphite_carried_dependence_level_k): Same.
1457 * graphite-ppl.c (ppl_powerset_is_empty): New.
1458 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1459 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1463 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1464 the "a followed by b" relation and document it.
1466 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1468 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1469 iteration when the bag of constraints is empty.
1471 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1473 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1475 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1477 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1478 nest and two loop depths as parameters.
1479 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1480 lst_perfect_nestify.
1482 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-dependences.c (print_pddr): Call
1485 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1487 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1489 * graphite-ppl.c (debug_gmp_value): New.
1490 * graphite-ppl.h (debug_gmp_value): Declared.
1492 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1494 * doc/install.texi: Document availability of cloog-0.16.
1496 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1498 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1499 invalid postdominance info.
1501 2011-01-24 Jan Hubicka <jh@suse.cz>
1504 * doc/extend.texi (weak pragma): Drop claim that it must
1505 appear before definition.
1506 * varasm.c (merge_weak, declare_weak): Only sanity check
1507 that DECL is not output at a time it is declared weak.
1509 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * machmode.def: Fixed comments.
1513 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1515 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1517 2011-01-24 Paul Koning <ni1d@arrl.net>
1519 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1522 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1525 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1526 (block_info): Add scanned and prev.
1527 (move_or_delete_vzeroupper_2): Return if the basic block
1528 has been scanned and the upper 128bit state is unchanged
1530 (move_or_delete_vzeroupper_1): Return true if the exit
1532 (move_or_delete_vzeroupper): Visit basic blocks using the
1533 work-list based algorithm based on vt_find_locations in
1536 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1538 2011-01-24 Nick Clifton <nickc@redhat.com>
1540 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1541 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1542 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1543 then define __v850e1__.
1544 * doc/invoke.texi: Document -mv850es.
1546 2011-01-24 Richard Henderson <rth@redhat.com>
1548 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1549 compound unordered comparisons.
1550 * config/rx/rx.c (rx_split_fp_compare): Remove.
1551 * config/rx/rx-protos.h: Update.
1552 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1553 (cbranchsf4): Don't call rx_split_fp_compare.
1554 (*cbranchsf4): Use rx_split_cbranch.
1555 (*cmpsf): Don't accept "i" constraint.
1556 (*conditional_branch): Only valid after reload.
1557 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1559 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1562 * config/rs6000/altivec.md (vector constant splitters): Add
1563 support for creating vector single precision constants if -mvsx is
1564 used and we would create the constant using Altivec primitives.
1566 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1567 Richard Sandiford <rdsandiford@googlemail.com>
1569 PR rtl-optimization/47166
1570 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1571 mechanism for PRE_MODIFY and POST_MODIFY.
1572 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1575 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1577 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1579 2011-01-22 Jan Hubicka <jh@suse.cz>
1582 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1584 2011-01-22 Jan Hubicka <jh@suse.cz>
1586 PR tree-optimization/43884
1588 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1589 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1591 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1593 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1594 * config/s390/s390.c (s390_register_move_cost,
1595 s390_memory_move_cost): New.
1596 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1598 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1601 * except.c (sjlj_assign_call_site_values): Move setting the
1602 crtl->uses_eh_lsda flag to ...
1603 (sjlj_mark_call_sites): ... here.
1604 (sjlj_emit_function_enter): Support NULL dispatch label.
1605 (sjlj_build_landing_pads): In a function with no landing pads
1606 that still has must-not-throw regions, generate code to register
1607 a personality function with empty LSDA.
1609 2011-01-21 Richard Henderson <rth@redhat.com>
1611 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1613 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1615 * compare-elim.c: New file.
1616 * Makefile.in (OBJS-common): Add it.
1617 (compare-elim.o): New.
1618 * common.opt (fcompare-elim): New.
1619 * opts.c (default_options_table): Add OPT_fcompare_elim.
1620 * tree-pass.h (pass_compare_elim_after_reload): New.
1621 * passes.c (init_optimization_passes): Add it.
1622 * recog.h: Protect against re-inclusion.
1623 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1624 * doc/invoke.texi (-fcompare-elim): Document it.
1625 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1626 * doc/tm.texi: Rebuild.
1628 2011-01-22 Nick Clifton <nickc@redhat.com>
1630 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1631 rx_split_fp_compare.
1633 2011-01-22 Nick Clifton <nickc@redhat.com>
1635 * config/rx/rx.md (UNSPEC_CONST): New.
1636 (deallocate_and_return): Wrap the amount popped off the stack in
1637 an UNSPEC_CONST in order to stop it being rejected by
1638 -mmax-constant-size.
1639 (pop_and_return): Add a "(return)" rtx.
1640 (call): Drop the immediate operand.
1641 (call_internal): Likewise.
1642 (call_value): Likewise.
1643 (call_value_internal): Likewise.
1644 (sibcall_internal): Likewise.
1645 (sibcall_value_internal): Likewise.
1646 (sibcall): Likewise. Generate an explicit call using
1648 (sibcall_value): Likewise.
1649 (mov<>): FAIL if a constant operand is not legitimate.
1650 (addsi3_unpsec): New pattern.
1652 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1653 (ok_for_max_constant): New function.
1654 (gen_safe_add): New function.
1655 (rx_expand_prologue): Use gen_safe_add.
1656 (rx_expand_epilogue): Likewise.
1657 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1660 2011-01-21 Jeff Law <law@redhat.com>
1662 PR tree-optimization/47053
1663 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1664 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1665 statements are deleted.
1666 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1667 is nonempty, then purge dead edges and cleanup the CFG.
1669 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1673 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1675 * tree-dfa.c (create_var_ann): Mark variable as used.
1677 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1680 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1681 notes from other section in hot/cold partitioning even if
1682 last_action is -3. Increment call_site_base.
1684 PR rtl-optimization/47366
1685 * fwprop.c (forward_propagate_into): Return bool. If
1686 any changes are made, -fnon-call-exceptions is used and
1687 REG_EH_REGION note is present, call purge_dead_edges
1688 and return true if it purged anything.
1689 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1690 any EH edges were purged.
1692 2011-01-21 Jeff Law <law@redhat.com>
1694 PR rtl-optimization/41619
1695 * caller-save.c (setup_save_areas): Break out code to determine
1696 which hard regs are live across calls by examining the reload chains
1697 so that it is always used.
1698 Eliminate code which checked REG_N_CALLS_CROSSED.
1700 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1702 PR tree-optimization/47355
1703 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1704 NOP has non-debug uses beyond PHIs in new_bb.
1706 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1709 * cfgexpand.c (account_used_vars_for_block): Only account vars
1710 that are annotated as used.
1711 (estimated_stack_frame_size): Don't set TREE_USED.
1712 * tree-dfa.c (create_var_ann): Mark variable as used.
1714 2011-01-21 Richard Guenther <rguenther@suse.de>
1717 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1719 2011-01-21 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/47365
1722 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1723 (vn_reference_lookup_pieces): Adjust.
1724 (vn_reference_lookup): Likewise.
1725 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1726 (vn_reference_lookup_3): Only look through kills if in
1727 VN_WALKREWRITE mode.
1728 (vn_reference_lookup_pieces): Adjust.
1729 (vn_reference_lookup): Likewise.
1730 (visit_reference_op_load): Likewise.
1731 (visit_reference_op_store): Likewise.
1732 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1733 (compute_avail): Likewise.
1734 (eliminate): Likewise.
1736 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1738 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1739 DECL_IGNORED_P non-reg vars if they are used.
1741 PR tree-optimization/47391
1742 * varpool.c (const_value_known_p): Return false if
1745 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1748 * config/i386/i386.c (ix86_local_alignment): Handle
1749 case for va_list_type_node is nil.
1750 (ix86_canonical_va_list_type): Likewise.
1752 2011-01-21 Alan Modra <amodra@gmail.com>
1754 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1755 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1757 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1759 * config/arm/arm.md (define_attr type): Rename f_load
1760 and f_store to f_fpa_load and f_fpa_store. Update.
1761 (write_conflict): Deal with rename fallout.
1762 (*push_fp_multi): Likewise.
1763 * config/arm/fpa.md (f_load): Use f_fpa_load.
1764 (f_store): Use f_fpa_store.
1765 (*movsf_fpa): Likewise.
1766 (*movdf_fpa): Likewise.
1767 (*movxf_fpa): Likewise.
1768 (*thumb2_movsf_fpa): Likewise.
1769 (*thumb2_movdf_fpa): Likewise.
1770 (*thumb2_movxf_fpa): Likewise.
1771 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1772 f_loadd and f_stored.
1773 (*thumb2_movdi_vfp): Likewise.
1774 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1775 (*thumb2_movsi_vfp): Likewise.
1776 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1777 Use f_loads instead of f_load.
1778 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1780 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1782 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1783 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1784 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1785 (xtensa_mode_dependent_address_p): New function.
1786 (constantpool_address_p): Make static. Change return type to bool.
1787 Change argument type to const_rtx. Use CONST_INT_P predicate.
1789 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1792 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1794 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1797 * cfgexpand.c (expand_debug_expr): Instead of generating
1798 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1801 2011-01-20 Richard Guenther <rguenther@suse.de>
1804 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1805 the pointer operand of MEM_REFs.
1807 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1809 PR tree-optimization/46130
1810 * ipa-split.c (consider_split): If return_bb contains non-virtual
1811 PHIs other than for retval or if split_function would not adjust it,
1814 2011-01-20 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/47167
1817 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1818 Revert previous change, only avoid enumeral type changes.
1820 2011-01-19 Mike Stump <mikestump@comcast.net>
1822 * doc/tm.texi.in (BRANCH_COST): Englishify.
1823 * doc/tm.texi (BRANCH_COST): Likewise.
1825 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1828 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1829 (gen_scheduled_generic_parms_dies): New functions.
1830 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1831 generation for the end of CU compilation.
1832 (dwarf2out_finish): Generate template parameters DIEs here.
1834 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1837 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1838 debug bind stmt on merge edges.
1840 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1844 * function.c (instantiate_expr): Instantiate incoming rtl of
1845 implicit arguments, and recurse on VALUE_EXPRs.
1846 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1847 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1849 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1851 * c-parser.c (c_parser_for_statement): Initialize
1852 collection_expression.
1854 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1856 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1858 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1860 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1861 (LINK_SHLIB_SPEC): Don't use %(link_path).
1862 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1864 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1866 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1867 (NO_SHARED_LIB_SUPPORT): Remove.
1868 (LINK_SHLIB_SPEC): Remove one conditional definition.
1870 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1872 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1874 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1875 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1876 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1877 %{call_shared} and conditionals on these options not being passed.
1878 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1881 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1883 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1886 * ipa-split.c: Spelling fixes.
1888 2011-01-19 Richard Henderson <rth@redhat.com>
1890 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1891 (*mulsi3): Likewise.
1893 * longlong.h [__mn10300__] (count_leading_zeros): New.
1894 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1895 [__mn10300__] (add_ssaaaa, subddmmss): New.
1896 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1897 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1899 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1901 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1903 2011-01-19 Richard Henderson <rth@redhat.com>
1905 * config/mn10300/mn10300.md (addsi3_flags): New.
1906 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1907 (subsi3_flags, subc_internal, subdi3): New.
1908 (subdi3_internal, *subdi3_degenerate): New.
1909 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1911 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1912 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1913 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1914 * config/mn10300/mn10300-protos.h: Update.
1915 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1916 (return_ret): Likewise. Rename from return_internal_regs.
1917 (return_internal): Remove.
1919 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1920 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1921 (mn10300_legitimate_constant_p): Likewise.
1922 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1923 (mn10300_frame_size): New.
1924 (mn10300_expand_prologue): Use it.
1925 (mn10300_expand_epilogue): Likewise.
1926 (mn10300_initial_offset): Likewise.
1927 * config/mn10300/mn10300-protos.h: Update.
1928 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1929 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1930 (prologue, epilogue, return_internal): Tidy output code.
1931 (mn10300_store_multiple_operation, return): Likewise.
1932 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1933 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1934 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1935 (load_pic, am33_load_pic): New.
1936 (mn10300_load_pic0, mn10300_load_pic1): New.
1938 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1939 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1940 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1941 (cc_flags_for_mode, cc_flags_for_code): New.
1942 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1943 overflow flag is not valid. Validate that the flags we need
1944 for the comparison are valid.
1945 (mn10300_output_cmp): Remove.
1946 (mn10300_output_add): New.
1947 (mn10300_select_cc_mode): Use cc_flags_for_code.
1948 (mn10300_split_cbranch): New.
1949 (mn10300_match_ccmode): New.
1950 (mn10300_split_and_operand_count): New.
1951 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1953 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1954 (addsi3): ... here. Use mn10300_output_add.
1955 (*addsi3_flags): New.
1956 (*am33_subsi3, *mn10300_subsi3): Merge...
1957 (subsi3): ... here. Use attribute isa.
1958 (*subsi3_flags): New.
1959 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1961 (*am33_andsi3, *mn10300_andsi3): Merge...
1963 (*andsi3_flags): New.
1964 (andsi3 splitters): New.
1965 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1967 (*iorsi3_flags): New.
1968 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1970 (*xorsi3_flags): New.
1971 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1972 (one_cmplsi2): ... here.
1973 (*one_cmplsi2_flags): New.
1974 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1975 instead of "dax" in constraints. Use mn10300_split_cbranch.
1976 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1977 use matching constraints to eliminate a self-comparison.
1978 (*integer_conditional_branch): Rename from integer_conditional_branch.
1979 Use int_mode_flags to match CC_REG.
1980 (*cbranchsi4_btst, *btstsi): New.
1981 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1982 mn10300_split_cbranch.
1983 (*am33_cmpsf): Rename from am33_cmpsf.
1984 (*float_conditional_branch): Rename from float_conditional_branch.
1985 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1986 (zero_extendqisi2): ... here.
1987 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1988 (zero_extendhisi2): ... here.
1989 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1990 (extendqisi2): ... here.
1991 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1992 (extendhisi2): ... here.
1993 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1994 (ashlsi3): ... here.
1995 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1996 (lshrsi3): ... here.
1997 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1998 (ashrsi3): ... here.
1999 (consecutive add peephole): Remove.
2000 * config/mn10300/predicates.md (label_ref_operand): New.
2001 (int_mode_flags): New.
2002 (CCZN_comparison_operator): New.
2004 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2005 (throughput_42_latency_43): New reservation.
2006 (mulsidi3, umulsidi3): New expanders.
2007 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2008 the MDR register to allocation; separately allocate the low and
2009 high parts of the DImode result.
2010 (umulsidi3_internal): Similarly.
2011 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2012 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2013 (udivsi3, umodsi3): Remove.
2014 (udivmodsi4, divmodsi4): New expanders.
2015 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2016 (*divmodsi4): Simiarly.
2017 (ext_internal): New.
2019 * config/mn10300/constraints.md ("z"): New constraint.
2020 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2021 (FIXED_REGISTERS): Don't fix MDR.
2022 (CALL_USED_REGSITERS): Reformat nicely.
2023 (REG_ALLOC_ORDER): Add MDR.
2024 (enum regclass): Add MDR_REGS.
2025 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2026 (IRA_COVER_CLASSES): Add MDR_REGS.
2027 (REGNO_REG_CLASS): Handle MDR_REG.
2028 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2029 (mn10300_register_move_cost): Likewise.
2030 * config/mn10300/mn10300.md (MDR_REG): New.
2031 (*movsi_internal): Handle moves to/from MDR_REGS.
2033 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2035 (mn10300_secondary_reload): Tidy combination reload classes.
2036 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2037 addresses for AM33. Allow symbolic offsets for reg+imm.
2038 (mn10300_regno_in_class_p): New.
2039 (mn10300_legitimize_reload_address): New.
2040 * config/mn10300/mn10300.h (enum reg_class): Remove
2041 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2042 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2044 (REG_CLASS_NAMES): Update to match.
2045 (REG_CLASS_CONTENTS): Likewise.
2046 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2047 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2048 (REGNO_IN_RANGE_P): Remove.
2049 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2050 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2051 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2052 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2053 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2054 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2055 (REGNO_GENERAL_P): New.
2056 (HAVE_POST_MODIFY_DISP): New.
2057 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2058 (LEGITIMIZE_RELOAD_ADDRESS): New.
2059 * config/mn10300/mn10300-protos.h: Update.
2061 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2062 DATA_REGS for AM33 stack-pointer destination.
2063 (mn10300_preferred_output_reload_class): Likewise.
2064 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2065 into a form appropriate for ...
2066 (TARGET_SECONDARY_RELOAD): New.
2067 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2068 * config/mn10300/mn10300-protos.h: Update.
2069 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2070 reload_insi; use the "A" constraint for the scratch; handle AM33
2071 moves of sp to non-address registers.
2073 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2074 (*movqi_internal): ... here.
2075 (*am33_movhi, *mn10300_movhi): Merge into...
2076 (*movhi_internal): ... here.
2077 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2078 as the source/destination of moves from/to SP.
2079 (movsf): Only allow for AM33-2.
2080 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2081 any integer constant constraint. Only allow for AM33-2. Tidy
2082 all of the alternative outputs.
2083 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2084 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2086 (udivsi3, umodsi3): New patterns for MN103 only.
2088 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2090 * doc/tm.texi.in: Spell out that a lack of register class unions
2092 * doc/tm.texi: Regenerate.
2094 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2096 PR rtl-optimization/47337
2097 * dce.c (check_argument_store): New function.
2098 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2100 PR tree-optimization/47290
2101 * tree-eh.c (infinite_empty_loop_p): New function.
2102 (cleanup_empty_eh): Use it.
2104 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2107 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2108 (a64_expand_widen_sum): Ditto.
2109 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2110 (vec_extract_evenodd_help): Ditto.
2111 (vec_extract_evenv4hi): Ditto.
2112 (vec_extract_oddv4hi): Ditto.
2113 (vec_extract_evenv2si): Ditto.
2114 (vec_extract_oddv2si): Ditto.
2115 (vec_extract_evenv2sf): Ditto.
2116 (vec_extract_oddv2sf): Ditto.
2117 (vec_pack_trunc_v4hi: Ditto.
2118 (vec_pack_trunc_v2si): Ditto.
2119 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2120 (vec_interleave_highv8qi): Ditto.
2122 (vec_extract_oddv8qi): Ditto.
2123 (vec_interleave_lowv4hi): Ditto.
2124 (vec_interleave_highv4hi): Ditto.
2125 (vec_interleave_lowv2si): Ditto.
2126 (vec_interleave_highv2si): Ditto.
2128 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2130 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2131 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2132 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2133 (pa_c_mode_for_suffix): New.
2134 (TARGET_EXPAND_BUILTIN): Define.
2135 (TARGET_C_MODE_FOR_SUFFIX): Define.
2136 (pa_builtins): Define.
2137 (pa_init_builtins): Register __float128 type and init new support
2139 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2140 * config/pa/quadlib.c (_U_Qfcopysign): New.
2142 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2145 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2146 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2149 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2151 PR tree-optimization/47179
2152 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2153 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2155 2011-01-18 Richard Guenther <rguenther@suse.de>
2157 PR rtl-optimization/47216
2158 * emit-rtl.c: Include tree-flow.h.
2159 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2160 of replicating it with different semantics.
2161 * Makefile.in (emit-rtl.o): Adjust.
2163 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2165 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2166 (cortex_a9_dp): Handle neon types correctly.
2168 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2170 PR rtl-optimization/47299
2171 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2172 subtarget. Use normal multiplication if both operands are constants.
2173 * expmed.c (expand_widening_mult): Don't try to optimize constant
2174 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2177 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2179 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2180 spacing after 'e.g.', typos, comma, hyphenation.
2182 2011-01-17 Richard Henderson <rth@redhat.com>
2184 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2185 (rx_restricted_mem_operand): New.
2186 (rx_shift_operand): Use register_operand.
2187 (rx_source_operand, rx_compare_operand): Likewise.
2188 * config/rx/rx.md (addsi3_flags): New expander.
2189 (adddi3): Rewrite as expander.
2190 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2191 (subsi3_flags): New expander.
2192 (subdi3): Rewrite as expander.
2193 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2195 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2196 (rx_init_builtins): Remove sat builtin.
2197 (rx_expand_builtin): Likewise.
2198 * config/rx/rx.md (ssaddsi3): New.
2199 (*sat): Rename from sat. Represent the CC_REG input.
2201 * config/rx/predicates.md (rshift_operator): New.
2202 * config/rx/rx.c (rx_expand_insv): Remove.
2203 * config/rx/rx-protos.h: Update.
2204 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2205 operand to the canonical position.
2206 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2207 (*bitclr, *bitclr_in_memory): Similarly.
2208 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2209 (insv): Retain the zero_extract in the expansion.
2211 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2212 (bswaphi2, bitinvert, revw): Likewise.
2214 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2215 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2216 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2217 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2218 (bitset, bitset_in_memory): Likewise.
2219 (bitinvert, bitinvert_in_memory): Likewise.
2220 (bitclr, bitclr_in_memory): Likewise.
2221 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2222 (rx_strend, rx_cmpstrn): Likewise.
2223 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2224 (bitop peep2 patterns): Remove.
2226 * config/rx/rx.c (rx_match_ccmode): New.
2227 * config/rx/rx-protos.h: Update.
2228 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2229 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2230 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2231 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2232 (fix_truncsfsi2, floatsisf2): Likewise.
2233 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2234 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2235 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2236 (*subsi3_flags, *xorsi3_flags): New.
2238 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2240 * config/rx/rx.c (rx_print_operand): Remove workaround for
2241 unsplit comparison operations.
2243 * config/rx/rx.md (movsicc): Split after reload.
2244 (*movsicc): Merge *movsieq and *movsine via match_operator.
2245 (*stcc): New pattern.
2247 * config/rx/rx.c (rx_float_compare_mode): Remove.
2248 * config/rx/rx.h (rx_float_compare_mode): Remove.
2249 * config/rx/rx.md (cstoresi4): Split after reload.
2250 (*sccc): New pattern.
2252 * config/rx/predicates.md (label_ref_operand): New.
2253 (rx_z_comparison_operator): New.
2254 (rx_zs_comparison_operator): New.
2255 (rx_fp_comparison_operator): New.
2256 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2257 Validate that the flags are set properly for the comparison.
2258 (rx_gen_cond_branch_template): Remove.
2259 (rx_cc_modes_compatible): Remove.
2260 (mode_from_flags): New.
2261 (flags_from_code): Rename from flags_needed_for_conditional.
2262 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2263 (rx_select_cc_mode): Likewise.
2264 (rx_split_fp_compare): New.
2265 (rx_split_cbranch): New.
2266 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2267 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2268 (*cbranchsf4): Similarly.
2269 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2270 match_operator and rx_split_cbranch.
2271 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2272 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2273 (*cmpsi): Rename from cmpsi.
2274 (*tstsi): Rename from tstsi.
2275 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2276 (*conditional_branch): Rename from conditional_branch.
2277 (*reveresed_conditional_branch): Remove.
2278 (b<code>): Remove expander.
2279 * config/rx/rx-protos.h: Update.
2281 * config/rx/rx.c (rx_compare_redundant): Remove.
2282 * config/rx/rx.md (cmpsi): Don't use it.
2283 * config/rx/rx-protos.h: Update.
2285 * config/rx/rx-modes.def (CC_F): New mode.
2286 * config/rx/rx.c (rx_select_cc_mode): New.
2287 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2288 * config/rx/rx-protos.h: Update.
2290 2011-01-17 Richard Henderson <rth@redhat.com>
2292 * except.c (dump_eh_tree): Fix stray ; after for statement.
2294 2011-01-17 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/47313
2297 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2298 handling before copying the body. Properly deal with
2299 by-reference result in SSA form.
2301 2011-01-17 Ian Lance Taylor <iant@google.com>
2304 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2305 (struct_value_alias_set): Don't define.
2306 (sparc_option_override): Don't set sparc_sr_alias_set and
2307 struct_value_alias_set.
2308 (save_or_restore_regs): Use gen_frame_mem rather than calling
2310 (sparc_struct_value_rtx): Likewise.
2312 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2317 (_mm_maskstore_pd): Likewise.
2318 (_mm_maskload_ps): Likewise.
2319 (_mm_maskstore_ps): Likewise.
2320 (_mm256_maskload_pd): Change mask to __m256i.
2321 (_mm256_maskstore_pd): Likewise.
2322 (_mm256_maskload_ps): Likewise.
2323 (_mm256_maskstore_ps): Likewise.
2325 * config/i386/i386-builtin-types.def: Updated.
2326 (ix86_expand_special_args_builtin): Likewise.
2328 * config/i386/i386.c (bdesc_special_args): Update
2329 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2330 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2331 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2332 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2334 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2335 Use <avxpermvecmode> on mask register.
2336 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2338 2011-01-17 Olivier Hainque <hainque@adacore.com>
2339 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2340 Eric Botcazou <ebotcazou@adacore.com>
2343 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2344 if <= USHRT_MAX in 32-bit mode.
2346 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2348 * doc/install.texi (Configuration, Specific): Wrap long
2349 lines in examples. Allow line wrapping in long options
2350 and URLs where beneficial for PDF output.
2352 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2354 * config/mips/mips.c (mips_classify_symbol): Don't return
2355 SYMBOL_PC_RELATIVE for nonlocal labels.
2357 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2359 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2361 2011-01-15 Jan Hubicka <jh@suse.cz>
2363 PR tree-optimization/47276
2364 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2365 declarations as needed.
2367 2011-01-15 Martin Jambor <mjambor@suse.cz>
2369 * common.opt (fdevirtualize): New flag.
2370 * doc/invoke.texi (Option Summary): Document it.
2371 * opts.c (default_options_table): Add devirtualize flag.
2372 * ipa-prop.c (detect_type_change): Return immediately if
2373 devirtualize flag is not set.
2374 (detect_type_change_ssa): Likewise.
2375 (compute_known_type_jump_func): Likewise.
2376 (ipa_analyze_virtual_call_uses): Likewise.
2378 2011-01-14 Martin Jambor <mjambor@suse.cz>
2380 PR tree-optimization/45934
2381 PR tree-optimization/46302
2382 * ipa-prop.c (type_change_info): New type.
2383 (stmt_may_be_vtbl_ptr_store): New function.
2384 (check_stmt_for_type_change): Likewise.
2385 (detect_type_change): Likewise.
2386 (detect_type_change_ssa): Likewise.
2387 (compute_complex_assign_jump_func): Check for dynamic type change.
2388 (compute_complex_ancestor_jump_func): Likewise.
2389 (compute_known_type_jump_func): Likewise.
2390 (compute_scalar_jump_functions): Likewise.
2391 (ipa_analyze_virtual_call_uses): Likewise.
2392 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2394 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2396 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2397 * config/i386/i386.opt (msse5): New Alias.
2399 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2401 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2402 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2403 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2404 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2406 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2408 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2410 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2411 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2412 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2413 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2415 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2417 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2419 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2421 2011-01-14 Mike Stump <mikestump@comcast.net>
2423 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2424 * config/fr30/fr30.md: Likweise
2425 (movsi_push): Likewise.
2426 (movsi_pop): Likewise.
2427 (enter_func): Likewise.
2428 * config/moxie/moxie.md (movsi_push): Likewise.
2429 (movsi_pop): Likewise.
2431 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2433 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2434 %{no_archive} %{exact_version}.
2435 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2436 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2437 %{no_archive} %{exact_version}.
2438 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2439 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2440 * config/mips/vxworks.h: Likewise.
2442 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2444 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2446 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2448 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2449 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2451 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2453 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2456 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2458 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2460 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2461 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2463 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2464 Don't handle -shlib.
2466 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2468 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2469 (CC1_SPEC): Don't handle -profile.
2471 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2473 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2474 * config/mips/mips.h (CC1_SPEC): Likewise.
2476 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2478 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2479 * config/mips/mips.h (CC1_SPEC): Likewise.
2481 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2483 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2484 * config/m32r/linux.h (LINK_SPEC): Likewise.
2485 * config/mips/linux.h (LINK_SPEC): Likewise.
2486 * config/mips/linux64.h (LINK_SPEC): Likewise.
2487 * config/sparc/linux.h (LINK_SPEC): Likewise.
2488 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2489 LINK_SPEC): Likewise.
2490 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2492 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2494 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2496 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2500 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2501 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2503 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2505 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2507 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2509 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2510 supports -Bstatic/-Bdynamic.
2511 * configure: Regenerate.
2513 2011-01-14 Jan Hubicka <jh@suse.cz>
2514 Jack Howarth <howarth@bromo.med.uc.edu>
2517 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2518 when checking debug_info_level. Test write_symbols instead of
2519 debug_hooks->var_location when setting flag_var_tracking_uninit.
2521 2011-01-14 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/47179
2524 * target.def (ref_may_alias_errno): New target hook.
2525 * targhooks.h (default_ref_may_alias_errno): Declare.
2526 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2527 (default_ref_may_alias_errno): New function.
2528 * target.h (struct ao_ref_s): Declare.
2529 * tree-ssa-alias.c: Include target.h.
2530 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2531 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2532 (targhooks.o): Likewise.
2533 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2534 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2536 2011-01-14 Richard Guenther <rguenther@suse.de>
2538 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2540 2011-01-14 Richard Guenther <rguenther@suse.de>
2542 PR tree-optimization/47280
2543 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2545 (tree_ssa_forward_propagate_single_use_vars): Deal with
2546 CFG changes from associate_plusminus.
2548 2011-01-14 Richard Guenther <rguenther@suse.de>
2552 2011-01-11 Richard Guenther <rguenther@suse.de>
2554 PR tree-optimization/46076
2555 * tree-ssa.c (useless_type_conversion_p): Conversions from
2556 unprototyped to empty argument list function types are useless.
2558 2011-01-14 Richard Guenther <rguenther@suse.de>
2560 PR tree-optimization/47286
2561 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2563 2011-01-14 Martin Jambor <mjambor@suse.cz>
2566 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2568 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2570 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2571 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2572 * config/xtensa/xtensa.c (xtensa_libcall_value,
2573 xtensa_function_value_regno_p): New functions.
2574 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2576 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2579 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2581 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2582 New function prototype.
2583 * config/i386/winnt.c (i386_pe_assemble_visibility):
2584 Warn only if attribute was specified by user.
2586 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2589 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2591 (floatunsdidf2_fcfidu): Ditto.
2593 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2595 * config/s390/s390.c (print_operand_address): Replace 'error' with
2596 'output_operand_lossage'.
2597 (print_operand): Likewise.
2599 2011-01-13 Jeff Law <law@redhat.com>
2601 PR rtl-optimization/39077
2602 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2603 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2604 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2605 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2606 * gcse.c (prune_insertions_deletions): New function.
2607 (compute_pre_data): Use it.
2609 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2612 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2614 (prune_unused_types_mark): Use it.
2616 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2618 PR rtl-optimization/45352
2619 * sel-sched.c: Update copyright years.
2620 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2621 in the advancing loop when we have issued issue_rate insns.
2623 2011-01-12 Richard Henderson <rth@redhat.com>
2625 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2626 (TARGET_MD_ASM_CLOBBERS): New.
2628 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2629 (TARGET_DELEGITIMIZE_ADDRESS): New.
2631 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2632 (clzsi2, *bsch): New patterns.
2634 * config/mn10300/mn10300.md (INT): New mode iterator.
2635 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2637 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2638 flag_split_wide_types.
2640 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2641 (mn10300_trampoline_init): Rewrite without a template, an immediate
2642 load and a direct branch.
2643 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2645 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2647 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2648 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2649 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2650 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2652 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2655 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2658 2011-01-12 Jan Hubicka <jh@suse.cz>
2661 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2662 (PLUGIN_COND_CLOSE): New macro.
2663 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2665 2011-01-12 Richard Guenther <rguenther@suse.de>
2668 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2669 register variables in a MEM_REF.
2671 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2673 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2674 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2675 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2676 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2677 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2678 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2679 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2680 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2681 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2682 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2683 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2684 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2685 * config/gnu-user.h: New. Copied from linux.h.
2686 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2687 GNU_USER_TARGET_STARTFILE_SPEC.
2688 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2689 GNU_USER_TARGET_ENDFILE_SPEC.
2690 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2691 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2692 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2693 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2694 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2695 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2696 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2697 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2698 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2699 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2700 * config/arm/linux-eabi.h (CC1_SPEC): Use
2701 GNU_USER_TARGET_CC1_SPEC.
2702 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2703 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2704 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2705 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2706 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2707 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2708 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2709 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2711 2011-01-12 Richard Guenther <rguenther@suse.de>
2714 * doc/invoke.texi (ffast-math): Document it is turned on
2717 2011-01-12 Jan Hubicka <jh@suse.cz>
2719 PR tree-optimization/47233
2720 * opts.c (common_handle_option): Disable ipa-reference with profile
2723 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2725 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2728 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2730 * c-parser.c (c_lex_one_token): Updated and reindented some
2731 comments. No changes in code.
2733 2011-01-11 Ian Lance Taylor <iant@google.com>
2735 * godump.c (go_output_var): Don't output the variable if there is
2736 already a type with the same name.
2738 2011-01-11 Ian Lance Taylor <iant@google.com>
2740 * godump.c (go_format_type): Don't generate float80.
2742 2011-01-11 Richard Henderson <rth@redhat.com>
2744 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2745 declaration. Rewrite for both speed and size.
2746 (mn10300_address_cost_1): Remove.
2747 (mn10300_register_move_cost): New.
2748 (mn10300_memory_move_cost): New.
2749 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2750 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2751 extensions, shifts, BSWAP, CLZ.
2752 (mn10300_wide_const_load_uses_clr): Remove.
2753 (TARGET_REGISTER_MOVE_COST): New.
2754 (TARGET_MEMORY_MOVE_COST): New.
2755 * config/mn10300/mn10300-protos.h: Update.
2756 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2758 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2759 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2760 * config/mn10300/mn10300-protos.h: Update.
2761 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2762 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2763 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2764 (*test_int_bitfield, *test_byte_bitfield): Remove.
2765 (*bit_test, *subreg_bit_test): Remove.
2766 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2768 * config/mn10300/constraints.md ("c"): Rename from "A".
2769 ("A", "D"): New constraint letters.
2770 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2771 (fmssf4, fnmasf4, fnmssf4): Likewise.
2773 * config/mn10300/mn10300.md (isa): New attribute.
2774 (enabled): New attribute.
2776 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2777 (abssf2, negsf2): Define only for hardware fp.
2778 (sqrtsf2): Reformat.
2779 (addsf3, subsf3, mulsf3): Merge expander and insn.
2781 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2782 (DEBUGGER_AUTO_OFFSET): Remove.
2783 (DEBUGGER_ARG_OFFSET): Remove.
2785 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2786 Emit register stores with the same offsets as the hardware.
2787 (mn10300_store_multiple_operation): Don't check that the register
2788 save offsets are monotonic.
2789 * config/mn10300/mn10300-protos.h: Update.
2791 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2793 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2794 in terms of the value on the stack, not the MDR register.
2796 2011-01-11 Jan Hubicka <jh@suse.cz>
2800 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2801 (symbol_alias_set_destroy, symbol_alias_set_contains,
2802 propagate_aliases_backward): Declare.
2803 * lto-streamer-out.c (struct sets): New sturcture.
2804 (trivally_defined_alias): New function.
2805 (output_alias_pair_p): Rewrite.
2806 (output_unreferenced_globals): Fix output of alias pairs.
2807 (produce_symtab): Likewise.
2808 * ipa.c (function_and_variable_visibility): Set weak alias destination
2810 * varasm.c (symbol_alias_set_t): Remove.
2811 (symbol_alias_set_destroy): Export.
2812 (propagate_aliases_forward, propagate_aliases_backward): New functions
2814 (compute_visible_aliases): ... this one; remove.
2815 (trivially_visible_alias): New
2816 (trivially_defined_alias): New.
2817 (remove_unreachable_alias_pairs): Rewrite.
2818 (finish_aliases_1): Reorganize code checking if alias is defined.
2819 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2822 2011-01-11 Richard Guenther <rguenther@suse.de>
2824 PR tree-optimization/46076
2825 * tree-ssa.c (useless_type_conversion_p): Conversions from
2826 unprototyped to empty argument list function types are useless.
2828 2011-01-11 Richard Guenther <rguenther@suse.de>
2831 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2832 volatile MEMs as MEM_READONLY_P.
2834 2011-01-11 Richard Guenther <rguenther@suse.de>
2836 PR tree-optimization/47239
2837 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2839 2011-01-11 Jeff Law <law@redhat.com>
2841 PR tree-optimization/47086
2842 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2843 IVs from statements that might throw.
2845 2011-01-10 Jan Hubicka <jh@suse.cz>
2848 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2850 2011-01-10 Jan Hubicka <jh@suse.cz>
2853 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2854 when correcting profile.
2856 2011-01-10 Jan Hubicka <jh@suse.cz>
2859 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2861 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2862 Restore DECL_FINI_PRIORITY.
2864 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2866 * doc/gimple.texi: Fix quoting of multi-word return values in
2867 @deftypefn statements. Ensure presence of return value. Wrap
2868 overlong @deftypefn lines.
2869 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2870 descriptions of removed functions.
2871 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2872 of multi-word return value in @deftypefn statement.
2874 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2876 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2877 (Conditional Expressions, Logical Operators)
2878 (Statement and operand traversals): Do not indent smallexample
2879 code. Fix duplicate function argument in example.
2881 2011-01-10 Jeff Law <law@redhat.com>
2883 PR tree-optimization/47141
2884 * ipa-split.c (split_function): Handle case where we are
2885 returning a value and the return block has a virtual operand phi.
2887 2011-01-10 Jan Hubicka <jh@suse.cz>
2889 PR tree-optimization/47234
2890 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2891 (pass_feedback_split_functions): Declare.
2892 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2894 * ipa-split.c (gate_split_functions): Update comments; disable
2895 split-functions for profile_arc_flag and branch_probabilities.
2896 (gate_feedback_split_functions): New function.
2897 (execute_feedback_split_functions): New function.
2898 (pass_feedback_split_functions): New global var.
2900 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2903 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2904 calling gimple_call_set_cannot_inline.
2906 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2908 * config/darwin-sections.def: Remove unused section.
2910 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2913 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2915 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2918 * c-parser.c (c_parser_declaration_or_fndef): Improved
2921 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2923 * config/i386/winnt.c (i386_pe_start_function): Make sure
2924 to switch back to function's section.
2926 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2930 * plugin.c: Move include of dlfcn.h from here...
2931 * system.h: ... to here.
2933 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2935 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2937 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2938 two extra empty pages in PDF output.
2940 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2943 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2944 for error recovery purposes behave as if it was not specified so
2945 that the default type is usd.
2947 2011-01-07 Jan Hubicka <jh@suse.cz>
2949 PR tree-optmization/46469
2950 * ipa.c (function_and_variable_visibility): Clear needed flags on
2951 nodes with external decls; handle weakrefs merging correctly.
2953 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2955 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2958 2011-01-07 Jan Hubicka <jh@suse.cz>
2960 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2961 and no longer claim that gold is required for linker plugin.
2962 * configure: Regenerate.
2963 * gcc.c (PLUGIN_COND): New macro.
2964 (LINK_COMMAND_SPEC): Use it.
2965 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2966 * config.in (HAVE_LTO_PLUGIN): New.
2967 * configure.ac (--with-lto-plugin): New parameter; autodetect
2970 2011-01-07 Jan Hubicka <jh@suse.cz>
2972 PR tree-optimization/46367
2973 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2974 when we can update original.
2975 (cgraph_mark_inline_edge): Sanity check.
2976 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2978 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2980 * config/spu/spu.h (ASM_COMMENT_START): Define.
2982 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2986 (SWITCH_KEEP_FOR_GCC): Likewise.
2987 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2988 (do_spec_1): Handle "%>".
2990 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2992 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2995 * config/i386/i386.c (ix86_delegitimize_address): If
2996 simplify_gen_subreg fails, return orig_x.
2999 * value-prof.c (gimple_stringop_fixed_value): Handle
3000 lhs of the call properly.
3002 2011-01-07 Jan Hubicka <jh@suse.cz>
3005 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3007 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3009 * target.def (function_switched_text_sections): New hook.
3010 * doc/tm.texi: Regenerated.
3011 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3012 * final.c (default_function_switched_text_sections): New.
3013 (final_scan_insn): Call function_switched_text_sections when a
3014 mid-function section change occurs.
3015 * output.h (default_function_switched_text_sections): Declare.
3016 * config/darwin-protos.h (darwin_function_switched_text_sections):
3018 * config/darwin.c (darwin_function_switched_text_sections): New.
3019 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3021 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3023 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3024 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3025 the secondary code fragment when outputting for DWARF == 2.
3027 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3029 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3030 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3032 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3033 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3035 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3038 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3039 when it is not empty.
3041 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3044 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3045 (case ${target}): Add btver1.
3046 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3047 -march=native recognize btver1 processors.
3048 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3049 btver1 def_and_undef
3050 * config/i386/i386.c (struct processor_costs btver1_cost): New
3052 (m_BTVER1): New definition.
3053 (m_AMD_MULTIPLE): Includes m_BTVER1.
3054 (initial_ix86_tune_features): Add btver1 tune.
3055 (processor_target_table): Add btver1 entry.
3056 (static const char *const cpu_names): Add btver1 entry.
3057 (software_prefetching_beneficial_p): Add btver1.
3058 (ix86_option_override_internal): Add btver1 instruction sets.
3059 (ix86_issue_rate): Add btver1.
3060 (ix86_adjust_cost): Add btver1.
3061 * config/i386/i386.h (TARGET_BTVER1): New definition.
3062 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3063 (enum processor_type): Add PROCESSOR_BTVER1.
3064 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3066 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3069 * config/i386/i386.c (legitimize_tls_address)
3070 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3071 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3072 (tls_initial_exec_64_sun): New pattern.
3074 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3076 * doc/invoke.texi (Overall Options): Improve wording and markup
3077 of the description of -wrapper.
3079 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3081 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3082 rdynamic, threads): New Driver options.
3084 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3087 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3088 if coming from .tdata.
3089 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3091 2011-01-06 Jan Hubicka <jh@suse.cz>
3094 * collect2.c (main): Do not enable LTOmode when plugin is active.
3096 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3099 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3100 --version output if supported.
3101 * configure: Regenerate.
3103 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3105 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3108 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3111 * c-convert.c (convert): When converting a complex expression
3112 other than COMPLEX_EXPR to a different complex type, ensure
3113 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3114 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3115 when converting COMPLEX_TYPE.
3117 2011-01-06 Ira Rosen <irar@il.ibm.com>
3119 PR tree-optimization/47139
3120 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3121 only the last reduction value is used outside the loop. Update
3124 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3126 * config/rtems.opt: New.
3127 * config.gcc (*-*-rtems*): Use rtems.opt.
3129 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3131 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3132 processors do not support 3DNow instructions.
3134 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3136 * config/spu/spu.c (spu_option_override): Set parameter
3137 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3139 2011-01-05 Jan Hubicka <jh@suse.cz>
3141 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3142 at the command line.
3144 2011-01-05 Martin Jambor <mjambor@suse.cz>
3147 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3148 deltas on streamed outgoing edges.
3149 (output_node_opt_summary): Output info for outgoing edges only when
3150 the node is in new parameter set.
3151 (output_cgraph_opt_summary): New parameter set, passed to the two
3152 aforementioned functions. Update its forward declaration and its
3155 2011-01-05 Tom Tromey <tromey@redhat.com>
3157 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3158 operator to c_finish_omp_atomic.
3159 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3160 (build_unary_op): Update.
3161 (build_modify_expr): Update.
3162 (build_asm_expr): Update.
3164 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3166 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3167 newly inserted insns.
3169 (spu_emit_branch_hint): Likewise.
3170 (insert_hbrp_for_ilb_runout): Likewise.
3171 (spu_machine_dependent_reorg): Call df_finish_pass after
3172 schedule_insns returns.
3174 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3176 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3178 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3180 PR tree-optimization/47005
3181 * tree-sra.c (struct access): Add 'non_addressable' bit.
3182 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3183 (decide_one_param_reduction): Return 0 if the parameter is passed by
3184 reference and one of the accesses in the group is non_addressable.
3186 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3188 PR tree-optimization/47056
3189 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3190 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3191 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3193 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3195 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3196 initializer. Skip view conversions from aggregate types.
3198 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3201 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3203 2011-01-04 Philipp Thomas <pth@suse.de>
3205 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3208 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3210 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3211 on empty epilogue sequences.
3213 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3215 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3216 non-static): New Driver options.
3218 2011-01-04 Jie Zhang <jie@codesourcery.com>
3221 * gcc.c (default_compilers[]): Set combinable field to 0
3222 for all assembly languages.
3224 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3226 * config/mips/loongson3a.md: New file.
3227 * config/mips/mips.md: Include loongson3a.md.
3228 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3231 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3234 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3235 instead of convert_memory_address_addr_space on the base expression.
3237 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3239 * config/spu/spu.c (spu_option_override): Update error text
3240 for bad -march= / -mtune= values.
3242 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3244 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3245 if branch-hint optimization will be performed.
3247 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3249 PR tree-optimization/47148
3250 * ipa-split.c (split_function): Convert arguments to
3251 DECL_ARG_TYPE if possible.
3253 PR tree-optimization/47155
3254 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3257 PR rtl-optimization/47157
3258 * combine.c (try_combine): If undobuf.other_insn becomes
3259 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3260 and set *new_direct_jump_p too.
3262 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3264 PR tree-optimization/47021
3265 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3267 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3269 * gcc.c (process_command): Update copyright notice dates.
3270 * gcov.c (print_version): Likewise.
3271 * gcov-dump.c (print_version): Likewise.
3272 * mips-tfile.c (main): Likewise.
3273 * mips-tdump.c (main): Likewise.
3275 2011-01-03 Martin Jambor <mjambor@suse.cz>
3277 PR tree-optimization/46801
3278 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3279 aggregate fields start at byte boundary instead of the bit-field flag.
3281 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3284 * gcc.c (main): Revert revision 168407.
3286 2011-01-03 Martin Jambor <mjambor@suse.cz>
3288 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3290 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3292 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3293 vector optab to expand vector/scalar shift, update gimple to vector.
3295 2011-01-03 Martin Jambor <mjambor@suse.cz>
3297 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3300 2011-01-03 Martin Jambor <mjambor@suse.cz>
3302 PR tree-optimization/46984
3303 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3305 (cgraph_create_indirect_edge): Fixed line length.
3306 (cgraph_indirect_call_info): Declare.
3307 (cgraph_make_edge_direct) Update declaration.
3308 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3309 (cgraph_create_indirect_edge): Use it.
3310 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3312 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3313 the new thunk_delta representation.
3314 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3316 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3317 (ipa_read_indirect_edge_info): Likewise.
3318 * lto-cgraph.c (output_edge_opt_summary): New function.
3319 (output_node_opt_summary): Call it on all outgoing edges.
3320 (input_edge_opt_summary): New function.
3321 (input_node_opt_summary): Call it on all outgoing edges.
3323 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3326 * gcc.c (main): Don't check have_o when settting combine_inputs.
3328 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3330 * regrename.c: Add general comment describing the pass.
3331 (struct du_head): Remove 'length' field.
3332 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3333 (regrename_optimize): Do not sort chains. Rework comments, add others.
3334 Force renaming to the preferred class (if any) in the first pass and do
3335 not consider registers that belong to it in the second pass.
3336 (create_new_chain): Do not set 'length' field.
3337 (scan_rtx_reg): Likewise.
3339 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3341 PR tree-optimization/47140
3342 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3343 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3346 PR rtl-optimization/47028
3347 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3348 parm_birth_insn instead of at the beginning of first bb.
3350 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3352 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3353 Remove the word "see" before "@pxref".
3354 * doc/rtl.texi: Remove the word "see" before "@pxref".
3356 2011-01-01 Jan Hubicka <jh@suse.cz>
3358 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3361 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3364 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3367 Copyright (C) 2011 Free Software Foundation, Inc.
3369 Copying and distribution of this file, with or without modification,
3370 are permitted in any medium without royalty provided the copyright
3371 notice and this notice are preserved.