1 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
3 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
5 (PROCESSOR_DEFAULT64): Likewise.
7 2011-02-10 Richard Henderson <rth@redhat.com>
9 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
10 change from 2011-02-03.
11 * config/rx/rx.c (flags_from_code): Likewise.
12 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
13 is valid, n/pz otherwise.
14 (rx_select_cc_mode): Return CCmode if Y is not zero.
16 2011-02-10 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT,
21 2011-02-10 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/47677
24 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
26 2011-02-10 Jakub Jelinek <jakub@redhat.com>
29 * combine.c (make_compound_operation): Only change shifts into
30 multiplication for SCALAR_INT_MODE_P.
32 2011-02-10 Jie Zhang <jie@codesourcery.com>
36 2011-02-05 Jie Zhang <jie@codesourcery.com>
38 * web.c (entry_register): Don't clobber the number of the
39 first uninitialized reference in used[].
41 2011-02-09 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/47664
44 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
47 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
49 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
51 (PROCESSOR_DEFAULT64): Same.
52 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
54 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
56 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
58 2011-02-09 Martin Jambor <mjambor@suse.cz>
61 * tree-sra.c (struct access): New flags grp_scalar_read and
62 grp_scalar_write. Changed description of assignment read and write
64 (dump_access): Dump new flags, reorder all of them.
65 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
66 to detect multiple scalar reads.
67 (analyze_access_subtree): Use the new scalar read write flags instead
68 of the old flags. Adjusted comments.
70 2011-02-08 DJ Delorie <dj@redhat.com>
73 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
76 2011-02-08 Joseph Myers <joseph@codesourcery.com>
78 * config/m68k/uclinux.opt: New.
79 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
81 2011-02-08 Joseph Myers <joseph@codesourcery.com>
83 * config/cris/elf.opt (sim): New Driver option.
85 2011-02-08 Joseph Myers <joseph@codesourcery.com>
87 * config/xtensa/elf.opt: New.
88 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
90 2011-02-08 Joseph Myers <joseph@codesourcery.com>
92 * config/vax/elf.opt: New.
93 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
95 2011-02-08 Joseph Myers <joseph@codesourcery.com>
97 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
99 2011-02-08 Joseph Myers <joseph@codesourcery.com>
101 * config/gnu-user.opt: New.
102 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
103 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
104 *-*-uclinux*): Use gnu-user.opt.
106 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
108 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
109 * config/i386/gnu.h (CPP_SPEC): Likewise.
111 2011-02-08 Ian Lance Taylor <iant@google.com>
113 * common.opt (fcx-limited-range): Add SetByCombined flag.
114 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
115 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
116 (fassociative-math, freciprocal-math): Likewise.
117 (funsafe-math-optimizations): Likewise.
118 * opth-gen.awk: Handle SetByCombined.
119 * optc-gen.awk: Likewise.
120 * opts.c (set_fast_math_flags): Don't override flag if set by
122 (set_unsafe_math_optimizations_flags): Likewise.
123 * doc/options.texi (Option properties): Document SetByCombined.
125 2011-02-08 Joseph Myers <joseph@codesourcery.com>
127 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
128 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
129 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
130 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
131 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
133 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
135 PR tree-optimization/46834
136 PR tree-optimization/46994
137 PR tree-optimization/46995
138 * graphite-sese-to-poly.c (used_outside_reduction): New.
139 (detect_commutative_reduction): Call used_outside_reduction.
140 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
141 translate_scalar_reduction_to_array only when at least one
142 loop-phi/close-phi tuple has been detected.
144 2011-02-08 Richard Guenther <rguenther@suse.de>
147 * tree-vect-generic.c (expand_vector_operations_1): Update
149 (expand_vector_operations): ... not here. Cleanup EH info
150 and the CFG if required.
152 2011-02-08 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/47641
155 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
156 require type compatibility.
158 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
160 * gimple-low.c (lower_function_body): Don't remove the location of
161 the return statement here.
162 (lower_gimple_return): Do it here instead but only if the return
163 statement is actually used twice.
165 2011-02-08 Richard Guenther <rguenther@suse.de>
167 PR tree-optimization/47632
168 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
169 unused up_to_stmt parameter, return whether cfg-cleanup is
170 necessary, remove EH info properly.
171 (forward_propagate_into_gimple_cond): Adjust caller.
172 (forward_propagate_into_cond): Likewise.
173 (forward_propagate_comparison): Likewise.
174 (tree_ssa_forward_propagate_single_use_vars): Make
175 forward_propagate_comparison case similar to the two others.
177 2011-02-08 Nick Clifton <nickc@redhat.com>
179 * config/mn10300/mn10300.opt (mliw): New command line option.
180 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
181 (liw_bundling): New automaton.
182 (liw): New attribute.
183 (liw_op): New attribute.
184 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
185 (movsi_internal): Add LIW attributes.
189 (addsi3): Separate register and immediate alternatives.
197 * config/mn10300/mn10300.c (liw_op_names): New
198 (mn10300_print_operand): Handle 'W' operand descriptor.
199 (extract_bundle): New function.
200 (check_liw_constraints): New function.
201 (liw_candidate): New function.
202 (mn10300_bundle_liw): New function.
203 (mn10300_reorg): New function.
204 (TARGET_MACHINE_DEPENDENT_REORG): Define.
205 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
206 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
207 __LIW__ or __NO_LIW__.
208 * doc/invoke.texi: Describe the -mliw command line option.
210 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
212 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
213 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
214 pthread_mutex_unlock): Remove.
215 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
216 * config/pa/t-pa64: Likewise.
217 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
218 shared libc if not linking against libpthread.
219 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
221 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
224 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
225 on 10.6 and later to ensure that we always use the unwinder from
226 the system. Only add -no_compact_unwind when tarteting darwin
229 2011-02-07 Steve Ellcey <sje@cup.hp.com>
232 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
233 (vec_interleave_lowv2sf): Ditto.
234 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
235 (vec_extract_oddv2sf): Ditto.
237 2011-02-07 Mike Stump <mikestump@comcast.net>
240 Add __ieee_divdc3 entry point.
241 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
243 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
244 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
245 * config/darwin.c (darwin_rename_builtins): Add.
246 * config/darwin-protos.h (darwin_rename_builtins): Add.
248 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
251 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
254 2011-02-07 Mike Stump <mikestump@comcast.net>
256 * config/darwin.opt (mmacosx-version-min): Update default OS
259 2011-02-07 Denis Chertykov <chertykov@gmail.com>
262 * config/avr/libgcc.S (exit): Move .endfunc
264 2011-02-07 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/47615
267 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
268 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
269 (run_scc_vn): Initialize it.
270 (visit_reference_op_load): Use it.
271 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
273 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
275 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
276 DImode trapping arithmetic libfuncs.
278 2011-02-07 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/47621
281 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
283 (execute_update_addresses_taken): ... here. Make it more
284 conservative in what we accept.
286 2011-02-06 Joseph Myers <joseph@codesourcery.com>
288 * config/sparc/freebsd.h (ASM_SPEC): Define.
289 * config/sparc/vxworks.h (ASM_SPEC): Define.
291 2011-02-06 Joseph Myers <joseph@codesourcery.com>
293 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
295 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
297 * doc/invoke.texi: Remove reference to compiler internals from
300 * reg-notes.def: Remove REG_VALUE_PROFILE.
301 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
303 2011-02-05 Jakub Jelinek <jakub@redhat.com>
306 * varasm.c (default_section_type_flags): If decl is NULL,
307 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
309 2011-02-05 Jie Zhang <jie@codesourcery.com>
312 * web.c (entry_register): Don't clobber the number of the
313 first uninitialized reference in used[].
315 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
317 PR tree-optimization/46194
318 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
319 (build_classic_dist_vector_1): Do not represent classic distance
320 vectors when the access functions are variating in different loops.
322 2011-02-04 Joseph Myers <joseph@codesourcery.com>
324 * config/mips/iris6.opt: New.
325 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
327 2011-02-04 Richard Henderson <rth@redhat.com>
328 Steve Ellcey <sje@cup.hp.com>
331 * config/ia64/predicates.md (mux1_brcst_element): New.
332 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
333 * config/ia64/ia64.c (ia64_unpack_assemble): New.
334 (ia64_unpack_sign): New.
335 (ia64_expand_unpack): Rewrite using new routines.
336 (ia64_expand_widen_sum): Ditto.
337 (ia64_expand_dot_prod_v8qi): Ditto.
338 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
339 routines, add endian check.
340 (pmpy2_even): Rename from pmpy2_r, add endian check.
341 (pmpy2_odd): Rename from pmpy2_l, add endian check.
342 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
343 (vec_widen_smult_hi_v4hi): Ditto.
344 (vec_widen_umult_lo_v4hi): Ditto.
345 (vec_widen_umult_hi_v4hi): Ditto.
346 (mulv2si3): Change endian checks.
347 (sdot_prodv4hi): Rewrite with new calls.
348 (udot_prodv4hi): New.
349 (vec_pack_ssat_v4hi): Add endian check.
350 (vec_pack_usat_v4hi): Ditto.
351 (vec_pack_ssat_v2si): Ditto.
352 (max1_even): Rename from max1_r, add endian check.
353 (max1_odd): Rename from max1_l, add endian check.
354 (*mux1_rev): Format change.
358 (*mux1_brcst_v8qi): Use new predicate.
359 (vec_extract_evenv8qi): Remove endian check.
360 (vec_extract_oddv8qi): Ditto.
361 (vec_interleave_lowv4hi): Format change.
362 (vec_interleave_highv4hi): Ditto.
363 (mix2_even): Rename from mix2_r, add endian check.
364 (mix2_odd): Rename from mux2_l, add endian check.
365 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
366 (vec_extract_evenodd_helper): Format change.
367 (vec_extract_evenv4hi): Remove endian check.
368 (vec_extract_oddv4hi): Remove endian check.
369 (vec_interleave_lowv2si): Format change.
370 (vec_interleave_highv2si): Format change.
371 (vec_initv2si): Remove endian check.
372 (vecinit_v2si): Add endian check.
373 (reduc_splus_v2sf): Add endian check.
374 (reduc_smax_v2sf): Ditto.
375 (reduc_smin_v2sf): Ditto.
376 (vec_initv2sf): Remove endian check.
377 (fpack): Add endian check.
378 (fswap): Add endian check.
379 (vec_interleave_highv2sf): Add endian check.
380 (vec_interleave_lowv2sf): Add endian check.
381 (fmix_lr): Add endian check.
382 (vec_setv2sf): Format change.
383 (*vec_extractv2sf_0_be): Use shift to extract operand.
384 (*vec_extractv2sf_1_be): New.
385 (vec_pack_trunc_v4hi): Add endian check.
386 (vec_pack_trunc_v2si): Format change.
388 2011-02-04 Jakub Jelinek <jakub@redhat.com>
391 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
392 do bb, locus and block comparison and disallow loads if it is not set.
393 (stmt_is_replaceable_p): New function.
394 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
396 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
397 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
399 * tree-flow.h (stmt_is_replaceable_p): New prototype.
401 2011-02-04 Joseph Myers <joseph@codesourcery.com>
403 * config/rs6000/xilinx.opt: New.
404 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
406 2011-02-04 Joseph Myers <joseph@codesourcery.com>
408 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
410 2011-02-03 Anatoly Sokolov <aesok@post.ru>
412 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
413 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
414 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
415 secondary_reload_info, xtensa_secondary_reload): Remove.
416 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
417 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
418 (xtensa_preferred_reload_class): Make static. Change return and
419 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
420 Use CONST_DOUBLE_P predicate.
421 (xtensa_preferred_output_reload_class): New function.
422 (xtensa_secondary_reload): Make static.
424 2011-02-03 Joseph Myers <joseph@codesourcery.com>
426 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
427 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
428 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
430 2011-02-03 Jakub Jelinek <jakub@redhat.com>
433 * output.h (SECTION_RELRO): Define.
434 (SECTION_MACH_DEP): Adjust.
435 (get_variable_section): New prototype.
436 * varpool.c (varpool_finalize_named_section_flags): New function.
437 (varpool_assemble_pending_decls): Call it.
438 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
439 * cgraphunit.c (cgraph_output_in_order): Call
440 varpool_finalize_named_section_flags.
441 * varasm.c (get_section): Allow section flags conflicts between
442 relro and read-only sections if the section hasn't been declared yet.
443 Set SECTION_OVERRIDE after diagnosing section type conflict.
444 (get_variable_section): No longer static.
445 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
446 readonly sections that need relocations.
447 (decl_readonly_section_1): New function.
448 (decl_readonly_section): Use it.
451 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
452 Steve Ellcey <sje@cup.hp.com>
455 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
456 if section attribute used.
458 2011-02-03 Jakub Jelinek <jakub@redhat.com>
460 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
461 * config/darwin.c (SECTION_NO_ANCHOR): Define.
462 (darwin_init_sections): Remove assertion.
464 2011-02-03 Nick Clifton <nickc@redhat.com>
466 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
468 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
469 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
470 instead of "n" and "pz".
471 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
474 2011-02-03 Jakub Jelinek <jakub@redhat.com>
477 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
478 fma, expand FMA_EXPR as fma{,f,l} call.
481 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
482 copy them into a unsigned char variable and pass address of it to
483 lto_output_data_stream.
486 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
487 around backend_init_target and lang_dependent_init_target calls.
488 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
489 (verify_cgraph_node): Don't call set_cfun here. Use
490 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
491 Set error_found for incorrectly represented calls to thunks.
493 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
496 PR rtl-optimization/43494
497 * rtl.h (for_each_inc_dec_fn): New type.
498 (for_each_inc_dec): Declare.
499 * rtlanal.c (struct for_each_inc_dec_ops): New type.
500 (for_each_inc_dec_find_inc_dec): New fn.
501 (for_each_inc_dec_find_mem): New fn.
502 (for_each_inc_dec): New fn.
503 * dse.c (struct insn_size): Remove.
504 (replace_inc_dec, replace_inc_dec_mem): Remove.
505 (emit_inc_dec_insn_before): New fn.
506 (check_for_inc_dec): Use it, along with for_each_inc_dec.
507 (canon_address): Pass mem modes to cselib_lookup.
508 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
509 (cselib_lookup_from_insn): Likewise.
510 (cselib_subst_to_values): Likewise.
511 * cselib.c (find_slot_memmode): New var.
512 (cselib_find_slot): New fn. Use it instead of
513 htab_find_slot_with_hash everywhere.
514 (entry_and_rtx_equal_p): Use find_slot_memmode.
515 (autoinc_split): New fn.
516 (rtx_equal_for_cselib_p): Rename and implement in terms of...
517 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
518 Deal with autoinc. Special-case recursion into MEMs.
519 (cselib_hash_rtx): Likewise.
520 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
521 address and MEM modes.
522 (cselib_subst_to_values): Add memmode, pass it on.
524 (cselib_lookup): Add memmode argument, pass it on.
525 (cselib_lookup_from_insn): Add memmode.
526 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
527 (struct cselib_record_autoinc_data): New.
528 (cselib_record_autoinc_cb): New fn.
529 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
530 mode to cselib_lookup. Reset autoinced REGs here instead of...
531 (cselib_process_insn): ... here.
532 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
534 (add_uses): Likewise, also to cselib_subst_to_values.
535 (add_stores): Likewise.
536 * sched-deps.c (add_insn_mem_dependence): Pass mode to
537 cselib_subst_to_values.
538 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
539 * gcse.c (do_local_cprop): Adjusted.
540 * postreload.c (reload_cse_simplify_set): Adjusted.
541 (reload_cse_simplify_operands): Adjusted.
542 * sel-sched-dump (debug_mem_addr_value): Pass mode.
544 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
546 PR tree-optimization/45122
547 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
548 unsafe assumptions when there's more than one loop exit.
550 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
553 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
554 Document using vector double with the load/store builtins, and
555 that the load/store builtins always use Altivec instructions.
557 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
558 to use altivec memory instructions, even on VSX.
559 (vector_altivec_store_<mode>): Ditto.
561 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
564 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
565 V2DF, V2DI support to load/store overloaded builtins.
567 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
568 altivec load/store builtins for V2DF/V2DI types.
570 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
571 set avoid indexed addresses on power6 if -maltivec.
572 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
573 vector_altivec_load/vector_altivec_store builtins.
574 (altivec_expand_st_builtin): Ditto.
575 (altivec_expand_builtin): Add VSX memory builtins.
576 (rs6000_init_builtins): Add V2DI types to internal types.
577 (altivec_init_builtins): Add support for V2DF/V2DI altivec
579 (rs6000_address_for_altivec): Insure memory address is appropriate
582 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
583 vec_vsx_ld and vec_vsx_st.
584 (vsx_store_<mode>): Ditto.
586 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
587 variables to hold long long types for VSX vector memory builtins.
588 (RS6000_BTI_unsigned_long_long): Ditto.
589 (long_long_integer_type_internal_node): Ditti.
590 (long_long_unsigned_type_internal_node): Ditti.
592 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
593 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
594 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
596 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
600 2011-02-02 Joseph Myers <joseph@codesourcery.com>
602 * config/pa/pa-hpux10.opt: New.
603 * config/hpux11.opt (pthread): New Driver option.
604 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
605 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
607 2011-02-02 Joseph Myers <joseph@codesourcery.com>
609 * config/ia64/vms.opt: New.
610 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
612 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
615 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
616 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
618 (vsx_floatuns<VSi><mode>2): Ditto.
619 (vsx_fix_trunc<mode><VSi>2): Ditto.
620 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
622 2011-02-02 Joseph Myers <joseph@codesourcery.com>
624 * config/i386/djgpp.opt (posix): New Driver option.
626 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
628 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
629 Move to the unsupported targets list.
631 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
633 PR rtl-optimization/47525
634 * df-scan.c: Update copyright years.
635 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
636 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
638 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
640 * config/i386/sysv4.h (TARGET_VERSION): Remove.
641 (SUBTARGET_RETURN_IN_MEMORY): Remove.
642 (ASM_OUTPUT_ASCII): Remove.
643 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
645 2011-02-02 Jeff Law <law@redhat.com>
648 * reload.c (find_reloads_address): Handle reg+d address where both
649 components are invalid by reloading the entire address.
651 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
652 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/40979
656 * passes.c (init_optimization_passes): After LIM call copy_prop
658 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
660 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
662 PR tree-optimization/47576
663 PR tree-optimization/47555
664 * doc/invoke.texi (scev-max-expr-complexity): Documented.
665 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
666 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
667 * tree-scalar-evolution.c (follow_ssa_edge): Use
668 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
670 2011-02-02 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/47566
673 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
675 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
679 * tree-inline.c (declare_return_variable): Remove unused caller
684 * tree-flow-inline.h (clear_is_used, is_used_p): New.
685 * cfgexpand.c (account_used_vars_for_block): Use them.
686 * tree-nrv.c (tree_nrv): Likewise.
687 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
688 (dump_scope_block): Likewise.
689 (remove_unused_locals): Likewise.
693 * tree-inline.c (declare_return_variable): Add result decl to
694 local decls only once.
695 * gimple-low.c (record_vars_into): Mark newly-created variables
698 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
704 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
706 (no_real_insns_p, schedule_block, set_priorities): Drop special
707 treatment of boundary debug insns.
708 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
709 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
710 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
711 (BOUNDARY_DEBUG_INSN_P): Likewise.
712 (SCHEDULE_DEBUG_INSN_P): Likewise.
713 * sched-rgn.c (init_ready_list): Drop special treatment of
714 boundary debug insns.
715 * final.c (rest_of_clean_state): Clear notes' BB.
717 2011-02-01 Joseph Myers <joseph@codesourcery.com>
719 * config/openbsd.opt (assert=): New Driver option.
721 2011-02-01 Joseph Myers <joseph@codesourcery.com>
723 * config/i386/nto.opt: New.
724 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
726 2011-02-01 Joseph Myers <joseph@codesourcery.com>
728 * config/i386/netware.opt: New.
729 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
731 2011-02-01 Joseph Myers <joseph@codesourcery.com>
733 * config/interix.opt (posix): New Driver option.
735 2011-02-01 DJ Delorie <dj@redhat.com>
737 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
739 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
742 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
744 PR tree-optimization/47561
745 * toplev.c (process_options): Print the Graphite flags. Add
746 flag_loop_flatten to the list of options requiring Graphite.
748 2011-02-01 Joseph Myers <joseph@codesourcery.com>
750 * config/i386/cygming.opt (posix): New Driver option.
752 2011-02-01 Joseph Myers <joseph@codesourcery.com>
754 * config/arm/vxworks.opt: New.
755 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
757 2011-02-01 Joseph Myers <joseph@codesourcery.com>
759 * config/alpha/elf.opt: New.
760 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
761 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
763 2011-02-01 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/47559
766 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
767 store-motion on references that can throw.
769 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
771 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
772 * tree-pass.h (TDF_CSELIB): New macro.
773 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
774 cselib_lookup): Check for it rather than for TDF_DETAILS.
776 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
779 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
782 * opts.c (finish_options): Don't add x_aux_base_name if it is
785 2011-02-01 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/47555
789 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
791 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
793 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
796 * config/lm32/t-lm32: Add multilib for all CPU options.
798 2011-02-01 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/47541
801 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
802 sure to have a field at offset zero.
804 2011-01-31 Joseph Myers <joseph@codesourcery.com>
806 * config/arc/arc.opt (EB, EL): New Driver options.
808 2011-01-31 Joseph Myers <joseph@codesourcery.com>
810 * config/alpha/osf5.opt: New.
811 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
813 2011-01-31 Joseph Myers <joseph@codesourcery.com>
815 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
817 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
819 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
821 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
822 is an alias of -floop-interchange and that it requires the
823 Graphite infrastructure.
824 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
825 flag_loop_interchange based on the value of flag_tree_loop_linear.
827 2011-01-31 Jakub Jelinek <jakub@redhat.com>
828 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/47538
831 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
832 type instead of r1type, except for comparisons. For right
833 shifts and comparisons punt if there are mismatches in
834 sizetype vs. non-sizetype types.
836 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
838 * doc/sourcebuild.texi (Effective-Target Keywords): Document
841 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
843 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
845 * configure: Regenerate.
847 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
849 * configure.ac (gcc_cv_ld_static_option): Define.
850 (gcc_cv_ld_dynamic_option): Define.
851 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
853 (HAVE_LD_STATIC_DYNAMIC): Update message.
854 (LD_STATIC_OPTION): Define.
855 (LD_DYNAMIC_OPTION): Define.
856 * configure: Regenerate.
857 * config.in: Regenerate.
858 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
859 HAVE_LD_STATIC_DYNAMIC]: Use them.
861 2011-01-31 Nick Clifton <nickc@redhat.com>
863 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
864 registers inside interrupt handlers if the handler is not a leaf
867 2011-01-31 Nick Clifton <nickc@redhat.com>
869 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
870 reg_renumber returning an INVALID_REGNUM.
872 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
875 * doc/install.texi: Document host options discarded when cross
876 configuring target libraries.
878 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
881 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
884 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
886 (no_real_insns_p, schedule_block, set_priorities): Drop special
887 treatment of boundary debug insns.
888 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
889 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
890 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
891 (BOUNDARY_DEBUG_INSN_P): Likewise.
892 (SCHEDULE_DEBUG_INSN_P): Likewise.
893 * sched-rgn.c (init_ready_list): Drop special treatment of
894 boundary debug insns.
895 * final.c (rest_of_clean-state): Clear notes' BB.
897 2011-01-31 Alan Modra <amodra@gmail.com>
899 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
900 toc relative expressions as we do in print_operand_address.
902 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
904 * doc/extend.texi: Follow spelling conventions.
905 * doc/invoke.texi: Fix a typo.
907 2011-01-30 Joseph Myers <joseph@codesourcery.com>
909 * config/hpux11.opt: New.
910 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
911 ia64*-*-hpux*): Use hpux11.opt.
913 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
915 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
918 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
920 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
923 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
925 * doc/install.texi (Binaries): Remove outdated reference for
926 Motorola 68HC11/68HC12 downloads.
928 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
930 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
933 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
936 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
939 2011-01-28 Ahmad Sharif <asharif@google.com>
941 * value-prof.c (check_counter): Corrected error message.
943 2011-01-29 Jie Zhang <jie@codesourcery.com>
945 * config/arm/arm.c (arm_legitimize_reload_address): New.
946 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
947 arm_legitimize_reload_address.
948 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
950 2011-01-28 Ian Lance Taylor <iant@google.com>
952 * godump.c (go_define): Ignore macros whose definitions include
953 two adjacent operands.
955 2011-01-28 Jakub Jelinek <jakub@redhat.com>
958 * varasm.c (force_const_mem): Store copy of x in desc->constant
960 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
961 itself into REG_EQUAL note.
963 2011-01-28 Joseph Myers <joseph@codesourcery.com>
965 * config/freebsd.opt (posix, rdynamic): New Driver options.
967 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
971 * configure: Regenerate.
973 2011-01-27 Joseph Myers <joseph@codesourcery.com>
975 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
976 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
978 2011-01-27 Anatoly Sokolov <aesok@post.ru>
980 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
981 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
982 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
983 (s390_preferred_reload_class): Make static. Change return and
984 'rclass' argument type to reg_class_t.
986 2011-01-27 Jan Hubicka <jh@suse.cz>
989 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
990 (process_function_and_variable_attributes): Check defined weakrefs.
992 2011-01-27 Martin Jambor <mjambor@suse.cz>
994 PR tree-optimization/47228
995 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
996 build_ref_for_offset.
998 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1000 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1002 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1004 PR rtl-optimization/46856
1005 * postreload.c (reload_combine_recognize_const_pattern): Do not
1006 separate cc0 setter and user on cc0 targets.
1008 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1011 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1012 passed a VOID_TYPE expression, immediately emit an error and
1013 return error_mark_node.
1015 2011-01-26 Jeff Law <law@redhat.com>
1017 PR rtl-optimization/47464
1018 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1019 rather than may_trap_p as needed.
1021 2011-01-26 DJ Delorie <dj@redhat.com>
1023 PR rtl-optimization/46878
1024 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1025 setter/user dependency as well.
1027 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1029 PR rtl-optimization/44469
1030 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1031 after removing trivially dead basic blocks.
1033 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1035 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1036 * config/frv/frv.h (LINK_SPEC): Likewise.
1037 * config/i386/netware.h (LINK_SPEC): Likewise.
1038 * config/m68k/linux.h (ASM_SPEC): Likewise.
1039 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1040 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1041 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1042 * config/sparc/linux.h (ASM_SPEC): Likewise.
1043 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1044 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1046 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1048 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1049 * config/frv/frv.h (ASM_SPEC): Likewise.
1050 * config/m68k/linux.h (ASM_SPEC): Likewise.
1051 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1052 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1053 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1054 * config/sparc/linux.h (ASM_SPEC): Likewise.
1055 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1056 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1058 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1060 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1061 * config/frv/frv.h (LINK_SPEC): Likewise.
1062 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1064 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1066 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1067 * config/frv/frv.h (ASM_SPEC): Likewise.
1068 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1069 * config/m68k/linux.h (ASM_SPEC): Likewise.
1070 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1071 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1072 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1073 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1074 * config/sparc/linux.h (ASM_SPEC): Likewise.
1075 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1076 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1077 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1079 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1082 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1084 (vec_extract_evenodd_help): Ditto.
1085 (vec_extract_evenv4hi): Ditto.
1086 (vec_extract_oddv4hi): Ditto.
1087 (vec_interleave_lowv2si): Ditto.
1088 (vec_interleave_highv2si): Ditto.
1089 (vec_extract_evenv2si): Ditto.
1090 (vec_extract_oddv2si: Ditto.
1091 (vec_pack_trunc_v2si): Ditto.
1093 2011-01-22 Jan Hubicka <jh@suse.cz>
1096 * cgraph.h (cgraph_local_info): New field can_change_signature.
1097 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1098 signature can change.
1099 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1101 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1102 (cgraph_function_versioning): We can not change signature of functions
1103 that don't allow that.
1104 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1105 (lto_input_node): Likewise.
1106 * ipa-inline.c (compute_inline_parameters): Compute
1107 local.can_change_signature.
1108 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1109 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1110 functions that can not change signature.
1111 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1112 init_cumulative_args): Do not use local calling conventions
1113 for functions that can not change signature.
1115 2011-01-22 Jan Hubicka <jh@suse.cz>
1117 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1119 2011-01-26 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/47190
1122 * cgraphunit.c (process_common_attributes): New function.
1123 (process_function_and_variable_attributes): Use it.
1125 2011-01-26 Richard Guenther <rguenther@suse.de>
1128 * cgraphbuild.c (record_eh_tables): Record reference to personality
1131 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1134 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1135 non-debug insns from moving up.
1137 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1140 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1141 t-dlldir{,-x} fragment for build and add it to tmake_file.
1142 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1143 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1144 * config/i386/t-dlldir: New file.
1145 (SHLIB_DLLDIR): Define.
1146 * config/i386/t-dlldir-x: New file.
1147 (SHLIB_DLLDIR): Define.
1148 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1149 (SHLIB_INSTALL): Use it.
1151 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1154 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1155 lower bound of the allowed Thumb-2 coprocessor load/store
1156 index range to -256. Add explaining comment.
1158 2011-01-25 Ian Lance Taylor <iant@google.com>
1160 * godump.c (go_define): Improve lexing of macro expansion to only
1161 accept expressions which match Go spec.
1163 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1166 * tree.c (handle_dll_attribute): Handle it.
1167 * doc/extend.texi (@item dllexport): Mention it.
1168 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1170 2011-01-25 Ian Lance Taylor <iant@google.com>
1172 PR tree-optimization/26854
1173 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1174 (decl_jump_unsafe): Move higher in file, with no other change.
1175 (bind): Set has_jump_unsafe_decl if appropriate.
1176 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1177 (check_earlier_gotos): Likewise.
1178 (c_check_switch_jump_warnings): Likewise.
1180 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1182 * doc/invoke.texi (Warning Options): Add missing hyphen.
1183 (-fprofile-dir): Minor grammatical fixes.
1184 (-fbranch-probabilities): Likewise.
1186 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1190 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1192 (no_real_insns_p, schedule_block, set_priorities): Drop special
1193 treatment of boundary debug insns.
1194 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1195 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1196 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1197 (BOUNDARY_DEBUG_INSN_P): Likewise.
1198 (SCHEDULE_DEBUG_INSN_P): Likewise.
1199 * sched-rgn.c (init_ready_list): Drop special treatment of
1200 boundary debug insns.
1201 * final.c (rest_of_clean-state): Clear notes' BB.
1203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1205 * Makefile.in (LAMBDA_H): Removed.
1206 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1207 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1208 lambda-trans.o, and tree-loop-linear.o.
1209 (lto-symtab.o): Remove dependence on LAMBDA_H.
1210 (tree-loop-linear.o): Remove rule.
1211 (lambda-mat.o): Same.
1212 (lambda-trans.o): Same.
1213 (lambda-code.o): Same.
1214 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1215 (tree-vect-slp.o): Same.
1216 * hwint.h (gcd): Moved here.
1217 (least_common_multiple): Same.
1218 * lambda-code.c: Removed.
1219 * lambda-mat.c: Removed.
1220 * lambda-trans.c: Removed.
1221 * lambda.h: Removed.
1222 * tree-loop-linear.c: Removed.
1223 * lto-symtab.c: Do not include lambda.h.
1224 * omega.c (gcd): Removed.
1225 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1226 * tree-data-ref.c (print_lambda_vector): Moved here.
1227 (lambda_vector_copy): Same.
1228 (lambda_matrix_copy): Same.
1229 (lambda_matrix_id): Same.
1230 (lambda_vector_first_nz): Same.
1231 (lambda_matrix_row_add): Same.
1232 (lambda_matrix_row_exchange): Same.
1233 (lambda_vector_mult_const): Same.
1234 (lambda_vector_negate): Same.
1235 (lambda_matrix_row_negate): Same.
1236 (lambda_vector_equal): Same.
1237 (lambda_matrix_right_hermite): Same.
1238 * tree-data-ref.h: Do not include lambda.h.
1239 (lambda_vector): Moved here.
1240 (lambda_matrix): Same.
1241 (dependence_level): Same.
1242 (lambda_transform_legal_p): Removed declaration.
1243 (lambda_collect_parameters): Same.
1244 (lambda_compute_access_matrices): Same.
1245 (lambda_vector_gcd): Same.
1246 (lambda_vector_new): Same.
1247 (lambda_vector_clear): Same.
1248 (lambda_vector_lexico_pos): Same.
1249 (lambda_vector_zerop): Same.
1250 (lambda_matrix_new): Same.
1251 * tree-flow.h (least_common_multiple): Removed declaration.
1252 * tree-parloops.c (lambda_trans_matrix): Moved here.
1254 (LTM_ROWSIZE): Same.
1255 (LTM_COLSIZE): Same.
1256 (LTM_DENOMINATOR): Same.
1257 (lambda_trans_matrix_new): Same.
1258 (lambda_matrix_vector_mult): Same.
1259 (lambda_transform_legal_p): Same.
1260 * tree-pass.h (pass_linear_transform): Removed declaration.
1261 * tree-ssa-loop.c (tree_linear_transform): Removed.
1262 (gate_tree_linear_transform): Removed.
1263 (pass_linear_transform): Removed.
1264 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1265 flag_loop_interchange.
1267 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1269 PR tree-optimization/47265
1270 PR tree-optimization/47443
1271 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1272 if name still has some uses.
1274 2011-01-25 Martin Jambor <mjambor@suse.cz>
1276 PR tree-optimization/47382
1277 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1278 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1280 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1282 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1283 sjlj_except_unwind_info.
1285 2011-01-25 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/47426
1288 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1289 visible functions results escape.
1291 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1294 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1295 (arm_get_frame_offsets): Use it.
1297 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1298 Jakub Jelinek <jakub@redhat.com>
1300 PR tree-optimization/47271
1301 * tree-if-conv.c (bb_postdominates_preds): New.
1302 (if_convertible_bb_p): Call bb_postdominates_preds.
1303 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1304 (predicate_scalar_phi): Call bb_postdominates_preds.
1306 2011-01-25 Nick Clifton <nickc@redhat.com>
1308 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1309 * config/rx/rx.c (rx_function_value): Likewise.
1310 (rx_promote_function_mode): Likewise.
1311 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1312 in order to make it legitimate.
1313 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1314 make sure that the first operand is the same as the result register.
1315 (addsi3_unspec): Delete.
1316 (subdi3): Do not accept immediate operands.
1317 (subdi3_internal): Likewise.
1319 2011-01-25 Jeff Law <law@redhat.com>
1321 PR rtl-optimization/37273
1322 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1323 handle them like argument loads from stack slots. Do not double
1324 count memory for memory constants and argument loads from stack slots.
1326 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1328 PR tree-optimization/47427
1329 PR tree-optimization/47428
1330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1331 coalesce if the new root var would be TREE_READONLY.
1333 2011-01-25 Richard Guenther <rguenther@suse.de>
1336 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1337 correct type for TBAA.
1339 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1341 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1342 (close_phi_written_to_memory): Call for_each_index with
1343 dr_indices_valid_in_loop.
1345 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1347 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1348 when it is initialized.
1350 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1352 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1353 call to graphite_find_data_references_in_stmt.
1354 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1355 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1356 call to graphite_find_data_references_in_stmt.
1357 (analyze_drs_in_stmts): Same.
1358 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1359 in which the scalar analysis of indices is performed.
1360 (create_data_ref): Same. Update call to dr_analyze_indices.
1361 (find_data_references_in_stmt): Update call to create_data_ref.
1362 (graphite_find_data_references_in_stmt): Same.
1363 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1365 (create_data_ref): Same.
1366 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1367 call to create_data_ref.
1369 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1371 * graphite-sese-to-poly.c (build_poly_scop): Move
1372 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1374 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1376 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1377 VAR_DECL, PARM_DECL, and RESULT_DECL.
1379 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1381 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1383 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1384 that have already been marked as PBB_IS_REDUCTION.
1386 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1388 * graphite-scop-detection.c (same_close_phi_node): New.
1389 (remove_duplicate_close_phi): New.
1390 (make_close_phi_nodes_unique): New.
1391 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1393 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1395 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1396 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1397 of both data references to be the same.
1399 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1401 * graphite-dependences.c (build_lexicographical_constraint): Remove
1403 (build_lexicographical_constraint): Adjust call to
1404 ppl_powerset_is_empty.
1405 (dependence_polyhedron): Same.
1406 (graphite_legal_transform_dr): Same.
1407 (graphite_carried_dependence_level_k): Same.
1408 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1410 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1412 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1414 * graphite-sese-to-poly.c
1415 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1416 (close_phi_written_to_memory): New.
1417 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1420 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1422 * doc/install.texi: Update the expected version number of PPL to 0.11.
1423 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1424 #if PPL_VERSION_MINOR < 11.
1426 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1428 * graphite-dependences.c: Include graphite-cloog-util.h.
1429 (new_poly_ddr): Inlined into dependence_polyhedron.
1430 (free_poly_ddr): Moved close by new_poly_ddr.
1431 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1432 Early return NULL when ppl_powerset_is_empty returns true.
1433 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1434 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1435 (graphite_legal_transform_dr): Call new_poly_ddr.
1436 (graphite_carried_dependence_level_k): Same.
1437 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1438 (dot_transformed_deps_stmt_1): Removed.
1439 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1440 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1441 (dot_deps_1): Call dot_deps_2.
1442 * Makefile.in (graphite-dependences.o): Add missing dependence on
1443 graphite-cloog-util.h.
1445 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1447 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1448 (build_lexicographical_constraint): Same.
1449 (dependence_polyhedron_1): Same.
1450 (graphite_legal_transform_dr): Same.
1451 (graphite_carried_dependence_level_k): Same.
1452 * graphite-ppl.c (ppl_powerset_is_empty): New.
1453 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1454 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1456 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1458 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1459 the "a followed by b" relation and document it.
1461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1463 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1464 iteration when the bag of constraints is empty.
1466 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1468 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1470 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1472 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1473 nest and two loop depths as parameters.
1474 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1475 lst_perfect_nestify.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-dependences.c (print_pddr): Call
1480 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1482 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-ppl.c (debug_gmp_value): New.
1485 * graphite-ppl.h (debug_gmp_value): Declared.
1487 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1489 * doc/install.texi: Document availability of cloog-0.16.
1491 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1493 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1494 invalid postdominance info.
1496 2011-01-24 Jan Hubicka <jh@suse.cz>
1499 * doc/extend.texi (weak pragma): Drop claim that it must
1500 appear before definition.
1501 * varasm.c (merge_weak, declare_weak): Only sanity check
1502 that DECL is not output at a time it is declared weak.
1504 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1506 * machmode.def: Fixed comments.
1508 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1510 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1512 2011-01-24 Paul Koning <ni1d@arrl.net>
1514 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1517 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1520 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1521 (block_info): Add scanned and prev.
1522 (move_or_delete_vzeroupper_2): Return if the basic block
1523 has been scanned and the upper 128bit state is unchanged
1525 (move_or_delete_vzeroupper_1): Return true if the exit
1527 (move_or_delete_vzeroupper): Visit basic blocks using the
1528 work-list based algorithm based on vt_find_locations in
1531 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1533 2011-01-24 Nick Clifton <nickc@redhat.com>
1535 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1536 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1537 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1538 then define __v850e1__.
1539 * doc/invoke.texi: Document -mv850es.
1541 2011-01-24 Richard Henderson <rth@redhat.com>
1543 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1544 compound unordered comparisons.
1545 * config/rx/rx.c (rx_split_fp_compare): Remove.
1546 * config/rx/rx-protos.h: Update.
1547 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1548 (cbranchsf4): Don't call rx_split_fp_compare.
1549 (*cbranchsf4): Use rx_split_cbranch.
1550 (*cmpsf): Don't accept "i" constraint.
1551 (*conditional_branch): Only valid after reload.
1552 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1554 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1557 * config/rs6000/altivec.md (vector constant splitters): Add
1558 support for creating vector single precision constants if -mvsx is
1559 used and we would create the constant using Altivec primitives.
1561 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1562 Richard Sandiford <rdsandiford@googlemail.com>
1564 PR rtl-optimization/47166
1565 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1566 mechanism for PRE_MODIFY and POST_MODIFY.
1567 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1570 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1572 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1574 2011-01-22 Jan Hubicka <jh@suse.cz>
1577 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1579 2011-01-22 Jan Hubicka <jh@suse.cz>
1581 PR tree-optimization/43884
1583 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1584 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1586 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1588 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1589 * config/s390/s390.c (s390_register_move_cost,
1590 s390_memory_move_cost): New.
1591 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1593 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1596 * except.c (sjlj_assign_call_site_values): Move setting the
1597 crtl->uses_eh_lsda flag to ...
1598 (sjlj_mark_call_sites): ... here.
1599 (sjlj_emit_function_enter): Support NULL dispatch label.
1600 (sjlj_build_landing_pads): In a function with no landing pads
1601 that still has must-not-throw regions, generate code to register
1602 a personality function with empty LSDA.
1604 2011-01-21 Richard Henderson <rth@redhat.com>
1606 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1608 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1610 * compare-elim.c: New file.
1611 * Makefile.in (OBJS-common): Add it.
1612 (compare-elim.o): New.
1613 * common.opt (fcompare-elim): New.
1614 * opts.c (default_options_table): Add OPT_fcompare_elim.
1615 * tree-pass.h (pass_compare_elim_after_reload): New.
1616 * passes.c (init_optimization_passes): Add it.
1617 * recog.h: Protect against re-inclusion.
1618 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1619 * doc/invoke.texi (-fcompare-elim): Document it.
1620 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1621 * doc/tm.texi: Rebuild.
1623 2011-01-22 Nick Clifton <nickc@redhat.com>
1625 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1626 rx_split_fp_compare.
1628 2011-01-22 Nick Clifton <nickc@redhat.com>
1630 * config/rx/rx.md (UNSPEC_CONST): New.
1631 (deallocate_and_return): Wrap the amount popped off the stack in
1632 an UNSPEC_CONST in order to stop it being rejected by
1633 -mmax-constant-size.
1634 (pop_and_return): Add a "(return)" rtx.
1635 (call): Drop the immediate operand.
1636 (call_internal): Likewise.
1637 (call_value): Likewise.
1638 (call_value_internal): Likewise.
1639 (sibcall_internal): Likewise.
1640 (sibcall_value_internal): Likewise.
1641 (sibcall): Likewise. Generate an explicit call using
1643 (sibcall_value): Likewise.
1644 (mov<>): FAIL if a constant operand is not legitimate.
1645 (addsi3_unpsec): New pattern.
1647 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1648 (ok_for_max_constant): New function.
1649 (gen_safe_add): New function.
1650 (rx_expand_prologue): Use gen_safe_add.
1651 (rx_expand_epilogue): Likewise.
1652 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1655 2011-01-21 Jeff Law <law@redhat.com>
1657 PR tree-optimization/47053
1658 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1659 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1660 statements are deleted.
1661 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1662 is nonempty, then purge dead edges and cleanup the CFG.
1664 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1668 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1670 * tree-dfa.c (create_var_ann): Mark variable as used.
1672 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1675 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1676 notes from other section in hot/cold partitioning even if
1677 last_action is -3. Increment call_site_base.
1679 PR rtl-optimization/47366
1680 * fwprop.c (forward_propagate_into): Return bool. If
1681 any changes are made, -fnon-call-exceptions is used and
1682 REG_EH_REGION note is present, call purge_dead_edges
1683 and return true if it purged anything.
1684 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1685 any EH edges were purged.
1687 2011-01-21 Jeff Law <law@redhat.com>
1689 PR rtl-optimization/41619
1690 * caller-save.c (setup_save_areas): Break out code to determine
1691 which hard regs are live across calls by examining the reload chains
1692 so that it is always used.
1693 Eliminate code which checked REG_N_CALLS_CROSSED.
1695 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1697 PR tree-optimization/47355
1698 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1699 NOP has non-debug uses beyond PHIs in new_bb.
1701 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1704 * cfgexpand.c (account_used_vars_for_block): Only account vars
1705 that are annotated as used.
1706 (estimated_stack_frame_size): Don't set TREE_USED.
1707 * tree-dfa.c (create_var_ann): Mark variable as used.
1709 2011-01-21 Richard Guenther <rguenther@suse.de>
1712 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1714 2011-01-21 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/47365
1717 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1718 (vn_reference_lookup_pieces): Adjust.
1719 (vn_reference_lookup): Likewise.
1720 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1721 (vn_reference_lookup_3): Only look through kills if in
1722 VN_WALKREWRITE mode.
1723 (vn_reference_lookup_pieces): Adjust.
1724 (vn_reference_lookup): Likewise.
1725 (visit_reference_op_load): Likewise.
1726 (visit_reference_op_store): Likewise.
1727 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1728 (compute_avail): Likewise.
1729 (eliminate): Likewise.
1731 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1733 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1734 DECL_IGNORED_P non-reg vars if they are used.
1736 PR tree-optimization/47391
1737 * varpool.c (const_value_known_p): Return false if
1740 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1743 * config/i386/i386.c (ix86_local_alignment): Handle
1744 case for va_list_type_node is nil.
1745 (ix86_canonical_va_list_type): Likewise.
1747 2011-01-21 Alan Modra <amodra@gmail.com>
1749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1750 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1752 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1754 * config/arm/arm.md (define_attr type): Rename f_load
1755 and f_store to f_fpa_load and f_fpa_store. Update.
1756 (write_conflict): Deal with rename fallout.
1757 (*push_fp_multi): Likewise.
1758 * config/arm/fpa.md (f_load): Use f_fpa_load.
1759 (f_store): Use f_fpa_store.
1760 (*movsf_fpa): Likewise.
1761 (*movdf_fpa): Likewise.
1762 (*movxf_fpa): Likewise.
1763 (*thumb2_movsf_fpa): Likewise.
1764 (*thumb2_movdf_fpa): Likewise.
1765 (*thumb2_movxf_fpa): Likewise.
1766 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1767 f_loadd and f_stored.
1768 (*thumb2_movdi_vfp): Likewise.
1769 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1770 (*thumb2_movsi_vfp): Likewise.
1771 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1772 Use f_loads instead of f_load.
1773 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1775 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1777 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1778 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1779 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1780 (xtensa_mode_dependent_address_p): New function.
1781 (constantpool_address_p): Make static. Change return type to bool.
1782 Change argument type to const_rtx. Use CONST_INT_P predicate.
1784 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1787 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1789 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1792 * cfgexpand.c (expand_debug_expr): Instead of generating
1793 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1796 2011-01-20 Richard Guenther <rguenther@suse.de>
1799 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1800 the pointer operand of MEM_REFs.
1802 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1804 PR tree-optimization/46130
1805 * ipa-split.c (consider_split): If return_bb contains non-virtual
1806 PHIs other than for retval or if split_function would not adjust it,
1809 2011-01-20 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/47167
1812 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1813 Revert previous change, only avoid enumeral type changes.
1815 2011-01-19 Mike Stump <mikestump@comcast.net>
1817 * doc/tm.texi.in (BRANCH_COST): Englishify.
1818 * doc/tm.texi (BRANCH_COST): Likewise.
1820 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1823 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1824 (gen_scheduled_generic_parms_dies): New functions.
1825 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1826 generation for the end of CU compilation.
1827 (dwarf2out_finish): Generate template parameters DIEs here.
1829 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1832 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1833 debug bind stmt on merge edges.
1835 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1839 * function.c (instantiate_expr): Instantiate incoming rtl of
1840 implicit arguments, and recurse on VALUE_EXPRs.
1841 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1842 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1844 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1846 * c-parser.c (c_parser_for_statement): Initialize
1847 collection_expression.
1849 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1851 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1853 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1855 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1856 (LINK_SHLIB_SPEC): Don't use %(link_path).
1857 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1859 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1861 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1862 (NO_SHARED_LIB_SUPPORT): Remove.
1863 (LINK_SHLIB_SPEC): Remove one conditional definition.
1865 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1867 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1869 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1870 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1871 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1872 %{call_shared} and conditionals on these options not being passed.
1873 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1876 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1878 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1881 * ipa-split.c: Spelling fixes.
1883 2011-01-19 Richard Henderson <rth@redhat.com>
1885 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1886 (*mulsi3): Likewise.
1888 * longlong.h [__mn10300__] (count_leading_zeros): New.
1889 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1890 [__mn10300__] (add_ssaaaa, subddmmss): New.
1891 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1892 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1894 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1896 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1898 2011-01-19 Richard Henderson <rth@redhat.com>
1900 * config/mn10300/mn10300.md (addsi3_flags): New.
1901 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1902 (subsi3_flags, subc_internal, subdi3): New.
1903 (subdi3_internal, *subdi3_degenerate): New.
1904 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1906 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1907 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1908 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1909 * config/mn10300/mn10300-protos.h: Update.
1910 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1911 (return_ret): Likewise. Rename from return_internal_regs.
1912 (return_internal): Remove.
1914 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1915 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1916 (mn10300_legitimate_constant_p): Likewise.
1917 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1918 (mn10300_frame_size): New.
1919 (mn10300_expand_prologue): Use it.
1920 (mn10300_expand_epilogue): Likewise.
1921 (mn10300_initial_offset): Likewise.
1922 * config/mn10300/mn10300-protos.h: Update.
1923 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1924 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1925 (prologue, epilogue, return_internal): Tidy output code.
1926 (mn10300_store_multiple_operation, return): Likewise.
1927 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1928 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1929 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1930 (load_pic, am33_load_pic): New.
1931 (mn10300_load_pic0, mn10300_load_pic1): New.
1933 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1934 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1935 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1936 (cc_flags_for_mode, cc_flags_for_code): New.
1937 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1938 overflow flag is not valid. Validate that the flags we need
1939 for the comparison are valid.
1940 (mn10300_output_cmp): Remove.
1941 (mn10300_output_add): New.
1942 (mn10300_select_cc_mode): Use cc_flags_for_code.
1943 (mn10300_split_cbranch): New.
1944 (mn10300_match_ccmode): New.
1945 (mn10300_split_and_operand_count): New.
1946 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1948 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1949 (addsi3): ... here. Use mn10300_output_add.
1950 (*addsi3_flags): New.
1951 (*am33_subsi3, *mn10300_subsi3): Merge...
1952 (subsi3): ... here. Use attribute isa.
1953 (*subsi3_flags): New.
1954 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1956 (*am33_andsi3, *mn10300_andsi3): Merge...
1958 (*andsi3_flags): New.
1959 (andsi3 splitters): New.
1960 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1962 (*iorsi3_flags): New.
1963 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1965 (*xorsi3_flags): New.
1966 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1967 (one_cmplsi2): ... here.
1968 (*one_cmplsi2_flags): New.
1969 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1970 instead of "dax" in constraints. Use mn10300_split_cbranch.
1971 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1972 use matching constraints to eliminate a self-comparison.
1973 (*integer_conditional_branch): Rename from integer_conditional_branch.
1974 Use int_mode_flags to match CC_REG.
1975 (*cbranchsi4_btst, *btstsi): New.
1976 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1977 mn10300_split_cbranch.
1978 (*am33_cmpsf): Rename from am33_cmpsf.
1979 (*float_conditional_branch): Rename from float_conditional_branch.
1980 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1981 (zero_extendqisi2): ... here.
1982 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1983 (zero_extendhisi2): ... here.
1984 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1985 (extendqisi2): ... here.
1986 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1987 (extendhisi2): ... here.
1988 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1989 (ashlsi3): ... here.
1990 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1991 (lshrsi3): ... here.
1992 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1993 (ashrsi3): ... here.
1994 (consecutive add peephole): Remove.
1995 * config/mn10300/predicates.md (label_ref_operand): New.
1996 (int_mode_flags): New.
1997 (CCZN_comparison_operator): New.
1999 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2000 (throughput_42_latency_43): New reservation.
2001 (mulsidi3, umulsidi3): New expanders.
2002 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2003 the MDR register to allocation; separately allocate the low and
2004 high parts of the DImode result.
2005 (umulsidi3_internal): Similarly.
2006 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2007 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2008 (udivsi3, umodsi3): Remove.
2009 (udivmodsi4, divmodsi4): New expanders.
2010 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2011 (*divmodsi4): Simiarly.
2012 (ext_internal): New.
2014 * config/mn10300/constraints.md ("z"): New constraint.
2015 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2016 (FIXED_REGISTERS): Don't fix MDR.
2017 (CALL_USED_REGSITERS): Reformat nicely.
2018 (REG_ALLOC_ORDER): Add MDR.
2019 (enum regclass): Add MDR_REGS.
2020 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2021 (IRA_COVER_CLASSES): Add MDR_REGS.
2022 (REGNO_REG_CLASS): Handle MDR_REG.
2023 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2024 (mn10300_register_move_cost): Likewise.
2025 * config/mn10300/mn10300.md (MDR_REG): New.
2026 (*movsi_internal): Handle moves to/from MDR_REGS.
2028 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2030 (mn10300_secondary_reload): Tidy combination reload classes.
2031 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2032 addresses for AM33. Allow symbolic offsets for reg+imm.
2033 (mn10300_regno_in_class_p): New.
2034 (mn10300_legitimize_reload_address): New.
2035 * config/mn10300/mn10300.h (enum reg_class): Remove
2036 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2037 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2039 (REG_CLASS_NAMES): Update to match.
2040 (REG_CLASS_CONTENTS): Likewise.
2041 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2042 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2043 (REGNO_IN_RANGE_P): Remove.
2044 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2045 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2046 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2047 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2048 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2049 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2050 (REGNO_GENERAL_P): New.
2051 (HAVE_POST_MODIFY_DISP): New.
2052 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2053 (LEGITIMIZE_RELOAD_ADDRESS): New.
2054 * config/mn10300/mn10300-protos.h: Update.
2056 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2057 DATA_REGS for AM33 stack-pointer destination.
2058 (mn10300_preferred_output_reload_class): Likewise.
2059 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2060 into a form appropriate for ...
2061 (TARGET_SECONDARY_RELOAD): New.
2062 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2063 * config/mn10300/mn10300-protos.h: Update.
2064 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2065 reload_insi; use the "A" constraint for the scratch; handle AM33
2066 moves of sp to non-address registers.
2068 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2069 (*movqi_internal): ... here.
2070 (*am33_movhi, *mn10300_movhi): Merge into...
2071 (*movhi_internal): ... here.
2072 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2073 as the source/destination of moves from/to SP.
2074 (movsf): Only allow for AM33-2.
2075 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2076 any integer constant constraint. Only allow for AM33-2. Tidy
2077 all of the alternative outputs.
2078 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2079 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2081 (udivsi3, umodsi3): New patterns for MN103 only.
2083 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2085 * doc/tm.texi.in: Spell out that a lack of register class unions
2087 * doc/tm.texi: Regenerate.
2089 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2091 PR rtl-optimization/47337
2092 * dce.c (check_argument_store): New function.
2093 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2095 PR tree-optimization/47290
2096 * tree-eh.c (infinite_empty_loop_p): New function.
2097 (cleanup_empty_eh): Use it.
2099 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2102 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2103 (a64_expand_widen_sum): Ditto.
2104 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2105 (vec_extract_evenodd_help): Ditto.
2106 (vec_extract_evenv4hi): Ditto.
2107 (vec_extract_oddv4hi): Ditto.
2108 (vec_extract_evenv2si): Ditto.
2109 (vec_extract_oddv2si): Ditto.
2110 (vec_extract_evenv2sf): Ditto.
2111 (vec_extract_oddv2sf): Ditto.
2112 (vec_pack_trunc_v4hi: Ditto.
2113 (vec_pack_trunc_v2si): Ditto.
2114 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2115 (vec_interleave_highv8qi): Ditto.
2117 (vec_extract_oddv8qi): Ditto.
2118 (vec_interleave_lowv4hi): Ditto.
2119 (vec_interleave_highv4hi): Ditto.
2120 (vec_interleave_lowv2si): Ditto.
2121 (vec_interleave_highv2si): Ditto.
2123 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2125 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2126 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2127 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2128 (pa_c_mode_for_suffix): New.
2129 (TARGET_EXPAND_BUILTIN): Define.
2130 (TARGET_C_MODE_FOR_SUFFIX): Define.
2131 (pa_builtins): Define.
2132 (pa_init_builtins): Register __float128 type and init new support
2134 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2135 * config/pa/quadlib.c (_U_Qfcopysign): New.
2137 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2140 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2141 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2144 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2146 PR tree-optimization/47179
2147 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2148 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2150 2011-01-18 Richard Guenther <rguenther@suse.de>
2152 PR rtl-optimization/47216
2153 * emit-rtl.c: Include tree-flow.h.
2154 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2155 of replicating it with different semantics.
2156 * Makefile.in (emit-rtl.o): Adjust.
2158 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2160 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2161 (cortex_a9_dp): Handle neon types correctly.
2163 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2165 PR rtl-optimization/47299
2166 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2167 subtarget. Use normal multiplication if both operands are constants.
2168 * expmed.c (expand_widening_mult): Don't try to optimize constant
2169 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2172 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2174 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2175 spacing after 'e.g.', typos, comma, hyphenation.
2177 2011-01-17 Richard Henderson <rth@redhat.com>
2179 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2180 (rx_restricted_mem_operand): New.
2181 (rx_shift_operand): Use register_operand.
2182 (rx_source_operand, rx_compare_operand): Likewise.
2183 * config/rx/rx.md (addsi3_flags): New expander.
2184 (adddi3): Rewrite as expander.
2185 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2186 (subsi3_flags): New expander.
2187 (subdi3): Rewrite as expander.
2188 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2190 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2191 (rx_init_builtins): Remove sat builtin.
2192 (rx_expand_builtin): Likewise.
2193 * config/rx/rx.md (ssaddsi3): New.
2194 (*sat): Rename from sat. Represent the CC_REG input.
2196 * config/rx/predicates.md (rshift_operator): New.
2197 * config/rx/rx.c (rx_expand_insv): Remove.
2198 * config/rx/rx-protos.h: Update.
2199 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2200 operand to the canonical position.
2201 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2202 (*bitclr, *bitclr_in_memory): Similarly.
2203 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2204 (insv): Retain the zero_extract in the expansion.
2206 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2207 (bswaphi2, bitinvert, revw): Likewise.
2209 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2210 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2211 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2212 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2213 (bitset, bitset_in_memory): Likewise.
2214 (bitinvert, bitinvert_in_memory): Likewise.
2215 (bitclr, bitclr_in_memory): Likewise.
2216 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2217 (rx_strend, rx_cmpstrn): Likewise.
2218 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2219 (bitop peep2 patterns): Remove.
2221 * config/rx/rx.c (rx_match_ccmode): New.
2222 * config/rx/rx-protos.h: Update.
2223 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2224 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2225 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2226 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2227 (fix_truncsfsi2, floatsisf2): Likewise.
2228 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2229 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2230 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2231 (*subsi3_flags, *xorsi3_flags): New.
2233 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2235 * config/rx/rx.c (rx_print_operand): Remove workaround for
2236 unsplit comparison operations.
2238 * config/rx/rx.md (movsicc): Split after reload.
2239 (*movsicc): Merge *movsieq and *movsine via match_operator.
2240 (*stcc): New pattern.
2242 * config/rx/rx.c (rx_float_compare_mode): Remove.
2243 * config/rx/rx.h (rx_float_compare_mode): Remove.
2244 * config/rx/rx.md (cstoresi4): Split after reload.
2245 (*sccc): New pattern.
2247 * config/rx/predicates.md (label_ref_operand): New.
2248 (rx_z_comparison_operator): New.
2249 (rx_zs_comparison_operator): New.
2250 (rx_fp_comparison_operator): New.
2251 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2252 Validate that the flags are set properly for the comparison.
2253 (rx_gen_cond_branch_template): Remove.
2254 (rx_cc_modes_compatible): Remove.
2255 (mode_from_flags): New.
2256 (flags_from_code): Rename from flags_needed_for_conditional.
2257 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2258 (rx_select_cc_mode): Likewise.
2259 (rx_split_fp_compare): New.
2260 (rx_split_cbranch): New.
2261 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2262 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2263 (*cbranchsf4): Similarly.
2264 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2265 match_operator and rx_split_cbranch.
2266 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2267 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2268 (*cmpsi): Rename from cmpsi.
2269 (*tstsi): Rename from tstsi.
2270 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2271 (*conditional_branch): Rename from conditional_branch.
2272 (*reveresed_conditional_branch): Remove.
2273 (b<code>): Remove expander.
2274 * config/rx/rx-protos.h: Update.
2276 * config/rx/rx.c (rx_compare_redundant): Remove.
2277 * config/rx/rx.md (cmpsi): Don't use it.
2278 * config/rx/rx-protos.h: Update.
2280 * config/rx/rx-modes.def (CC_F): New mode.
2281 * config/rx/rx.c (rx_select_cc_mode): New.
2282 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2283 * config/rx/rx-protos.h: Update.
2285 2011-01-17 Richard Henderson <rth@redhat.com>
2287 * except.c (dump_eh_tree): Fix stray ; after for statement.
2289 2011-01-17 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/47313
2292 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2293 handling before copying the body. Properly deal with
2294 by-reference result in SSA form.
2296 2011-01-17 Ian Lance Taylor <iant@google.com>
2299 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2300 (struct_value_alias_set): Don't define.
2301 (sparc_option_override): Don't set sparc_sr_alias_set and
2302 struct_value_alias_set.
2303 (save_or_restore_regs): Use gen_frame_mem rather than calling
2305 (sparc_struct_value_rtx): Likewise.
2307 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2312 (_mm_maskstore_pd): Likewise.
2313 (_mm_maskload_ps): Likewise.
2314 (_mm_maskstore_ps): Likewise.
2315 (_mm256_maskload_pd): Change mask to __m256i.
2316 (_mm256_maskstore_pd): Likewise.
2317 (_mm256_maskload_ps): Likewise.
2318 (_mm256_maskstore_ps): Likewise.
2320 * config/i386/i386-builtin-types.def: Updated.
2321 (ix86_expand_special_args_builtin): Likewise.
2323 * config/i386/i386.c (bdesc_special_args): Update
2324 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2325 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2326 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2327 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2329 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2330 Use <avxpermvecmode> on mask register.
2331 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2333 2011-01-17 Olivier Hainque <hainque@adacore.com>
2334 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2335 Eric Botcazou <ebotcazou@adacore.com>
2338 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2339 if <= USHRT_MAX in 32-bit mode.
2341 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2343 * doc/install.texi (Configuration, Specific): Wrap long
2344 lines in examples. Allow line wrapping in long options
2345 and URLs where beneficial for PDF output.
2347 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2349 * config/mips/mips.c (mips_classify_symbol): Don't return
2350 SYMBOL_PC_RELATIVE for nonlocal labels.
2352 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2354 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2356 2011-01-15 Jan Hubicka <jh@suse.cz>
2358 PR tree-optimization/47276
2359 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2360 declarations as needed.
2362 2011-01-15 Martin Jambor <mjambor@suse.cz>
2364 * common.opt (fdevirtualize): New flag.
2365 * doc/invoke.texi (Option Summary): Document it.
2366 * opts.c (default_options_table): Add devirtualize flag.
2367 * ipa-prop.c (detect_type_change): Return immediately if
2368 devirtualize flag is not set.
2369 (detect_type_change_ssa): Likewise.
2370 (compute_known_type_jump_func): Likewise.
2371 (ipa_analyze_virtual_call_uses): Likewise.
2373 2011-01-14 Martin Jambor <mjambor@suse.cz>
2375 PR tree-optimization/45934
2376 PR tree-optimization/46302
2377 * ipa-prop.c (type_change_info): New type.
2378 (stmt_may_be_vtbl_ptr_store): New function.
2379 (check_stmt_for_type_change): Likewise.
2380 (detect_type_change): Likewise.
2381 (detect_type_change_ssa): Likewise.
2382 (compute_complex_assign_jump_func): Check for dynamic type change.
2383 (compute_complex_ancestor_jump_func): Likewise.
2384 (compute_known_type_jump_func): Likewise.
2385 (compute_scalar_jump_functions): Likewise.
2386 (ipa_analyze_virtual_call_uses): Likewise.
2387 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2389 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2391 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2392 * config/i386/i386.opt (msse5): New Alias.
2394 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2396 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2397 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2398 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2399 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2401 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2403 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2405 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2406 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2407 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2408 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2410 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2412 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2414 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2416 2011-01-14 Mike Stump <mikestump@comcast.net>
2418 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2419 * config/fr30/fr30.md: Likweise
2420 (movsi_push): Likewise.
2421 (movsi_pop): Likewise.
2422 (enter_func): Likewise.
2423 * config/moxie/moxie.md (movsi_push): Likewise.
2424 (movsi_pop): Likewise.
2426 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2428 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2429 %{no_archive} %{exact_version}.
2430 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2431 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2432 %{no_archive} %{exact_version}.
2433 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2434 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2435 * config/mips/vxworks.h: Likewise.
2437 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2439 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2441 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2443 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2444 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2446 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2448 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2451 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2453 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2455 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2456 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2458 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2459 Don't handle -shlib.
2461 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2463 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2464 (CC1_SPEC): Don't handle -profile.
2466 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2468 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2469 * config/mips/mips.h (CC1_SPEC): Likewise.
2471 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2473 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2474 * config/mips/mips.h (CC1_SPEC): Likewise.
2476 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2478 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2479 * config/m32r/linux.h (LINK_SPEC): Likewise.
2480 * config/mips/linux.h (LINK_SPEC): Likewise.
2481 * config/mips/linux64.h (LINK_SPEC): Likewise.
2482 * config/sparc/linux.h (LINK_SPEC): Likewise.
2483 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2484 LINK_SPEC): Likewise.
2485 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2487 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2489 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2491 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2493 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2495 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2496 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2500 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2502 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2504 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2505 supports -Bstatic/-Bdynamic.
2506 * configure: Regenerate.
2508 2011-01-14 Jan Hubicka <jh@suse.cz>
2509 Jack Howarth <howarth@bromo.med.uc.edu>
2512 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2513 when checking debug_info_level. Test write_symbols instead of
2514 debug_hooks->var_location when setting flag_var_tracking_uninit.
2516 2011-01-14 Richard Guenther <rguenther@suse.de>
2518 PR tree-optimization/47179
2519 * target.def (ref_may_alias_errno): New target hook.
2520 * targhooks.h (default_ref_may_alias_errno): Declare.
2521 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2522 (default_ref_may_alias_errno): New function.
2523 * target.h (struct ao_ref_s): Declare.
2524 * tree-ssa-alias.c: Include target.h.
2525 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2526 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2527 (targhooks.o): Likewise.
2528 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2529 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2531 2011-01-14 Richard Guenther <rguenther@suse.de>
2533 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2535 2011-01-14 Richard Guenther <rguenther@suse.de>
2537 PR tree-optimization/47280
2538 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2540 (tree_ssa_forward_propagate_single_use_vars): Deal with
2541 CFG changes from associate_plusminus.
2543 2011-01-14 Richard Guenther <rguenther@suse.de>
2547 2011-01-11 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/46076
2550 * tree-ssa.c (useless_type_conversion_p): Conversions from
2551 unprototyped to empty argument list function types are useless.
2553 2011-01-14 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/47286
2556 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2558 2011-01-14 Martin Jambor <mjambor@suse.cz>
2561 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2563 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2565 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2566 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2567 * config/xtensa/xtensa.c (xtensa_libcall_value,
2568 xtensa_function_value_regno_p): New functions.
2569 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2571 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2574 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2576 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2577 New function prototype.
2578 * config/i386/winnt.c (i386_pe_assemble_visibility):
2579 Warn only if attribute was specified by user.
2581 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2584 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2586 (floatunsdidf2_fcfidu): Ditto.
2588 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2590 * config/s390/s390.c (print_operand_address): Replace 'error' with
2591 'output_operand_lossage'.
2592 (print_operand): Likewise.
2594 2011-01-13 Jeff Law <law@redhat.com>
2596 PR rtl-optimization/39077
2597 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2598 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2599 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2600 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2601 * gcse.c (prune_insertions_deletions): New function.
2602 (compute_pre_data): Use it.
2604 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2607 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2609 (prune_unused_types_mark): Use it.
2611 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2613 PR rtl-optimization/45352
2614 * sel-sched.c: Update copyright years.
2615 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2616 in the advancing loop when we have issued issue_rate insns.
2618 2011-01-12 Richard Henderson <rth@redhat.com>
2620 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2621 (TARGET_MD_ASM_CLOBBERS): New.
2623 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2624 (TARGET_DELEGITIMIZE_ADDRESS): New.
2626 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2627 (clzsi2, *bsch): New patterns.
2629 * config/mn10300/mn10300.md (INT): New mode iterator.
2630 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2632 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2633 flag_split_wide_types.
2635 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2636 (mn10300_trampoline_init): Rewrite without a template, an immediate
2637 load and a direct branch.
2638 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2640 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2642 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2643 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2644 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2645 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2647 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2650 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2653 2011-01-12 Jan Hubicka <jh@suse.cz>
2656 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2657 (PLUGIN_COND_CLOSE): New macro.
2658 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2660 2011-01-12 Richard Guenther <rguenther@suse.de>
2663 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2664 register variables in a MEM_REF.
2666 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2668 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2669 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2670 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2671 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2672 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2673 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2674 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2675 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2676 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2677 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2678 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2679 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2680 * config/gnu-user.h: New. Copied from linux.h.
2681 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2682 GNU_USER_TARGET_STARTFILE_SPEC.
2683 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2684 GNU_USER_TARGET_ENDFILE_SPEC.
2685 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2686 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2687 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2688 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2689 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2690 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2691 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2692 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2693 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2694 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2695 * config/arm/linux-eabi.h (CC1_SPEC): Use
2696 GNU_USER_TARGET_CC1_SPEC.
2697 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2698 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2699 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2700 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2701 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2702 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2703 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2704 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2706 2011-01-12 Richard Guenther <rguenther@suse.de>
2709 * doc/invoke.texi (ffast-math): Document it is turned on
2712 2011-01-12 Jan Hubicka <jh@suse.cz>
2714 PR tree-optimization/47233
2715 * opts.c (common_handle_option): Disable ipa-reference with profile
2718 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2720 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2723 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2725 * c-parser.c (c_lex_one_token): Updated and reindented some
2726 comments. No changes in code.
2728 2011-01-11 Ian Lance Taylor <iant@google.com>
2730 * godump.c (go_output_var): Don't output the variable if there is
2731 already a type with the same name.
2733 2011-01-11 Ian Lance Taylor <iant@google.com>
2735 * godump.c (go_format_type): Don't generate float80.
2737 2011-01-11 Richard Henderson <rth@redhat.com>
2739 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2740 declaration. Rewrite for both speed and size.
2741 (mn10300_address_cost_1): Remove.
2742 (mn10300_register_move_cost): New.
2743 (mn10300_memory_move_cost): New.
2744 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2745 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2746 extensions, shifts, BSWAP, CLZ.
2747 (mn10300_wide_const_load_uses_clr): Remove.
2748 (TARGET_REGISTER_MOVE_COST): New.
2749 (TARGET_MEMORY_MOVE_COST): New.
2750 * config/mn10300/mn10300-protos.h: Update.
2751 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2753 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2754 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2755 * config/mn10300/mn10300-protos.h: Update.
2756 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2757 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2758 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2759 (*test_int_bitfield, *test_byte_bitfield): Remove.
2760 (*bit_test, *subreg_bit_test): Remove.
2761 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2763 * config/mn10300/constraints.md ("c"): Rename from "A".
2764 ("A", "D"): New constraint letters.
2765 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2766 (fmssf4, fnmasf4, fnmssf4): Likewise.
2768 * config/mn10300/mn10300.md (isa): New attribute.
2769 (enabled): New attribute.
2771 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2772 (abssf2, negsf2): Define only for hardware fp.
2773 (sqrtsf2): Reformat.
2774 (addsf3, subsf3, mulsf3): Merge expander and insn.
2776 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2777 (DEBUGGER_AUTO_OFFSET): Remove.
2778 (DEBUGGER_ARG_OFFSET): Remove.
2780 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2781 Emit register stores with the same offsets as the hardware.
2782 (mn10300_store_multiple_operation): Don't check that the register
2783 save offsets are monotonic.
2784 * config/mn10300/mn10300-protos.h: Update.
2786 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2788 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2789 in terms of the value on the stack, not the MDR register.
2791 2011-01-11 Jan Hubicka <jh@suse.cz>
2795 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2796 (symbol_alias_set_destroy, symbol_alias_set_contains,
2797 propagate_aliases_backward): Declare.
2798 * lto-streamer-out.c (struct sets): New sturcture.
2799 (trivally_defined_alias): New function.
2800 (output_alias_pair_p): Rewrite.
2801 (output_unreferenced_globals): Fix output of alias pairs.
2802 (produce_symtab): Likewise.
2803 * ipa.c (function_and_variable_visibility): Set weak alias destination
2805 * varasm.c (symbol_alias_set_t): Remove.
2806 (symbol_alias_set_destroy): Export.
2807 (propagate_aliases_forward, propagate_aliases_backward): New functions
2809 (compute_visible_aliases): ... this one; remove.
2810 (trivially_visible_alias): New
2811 (trivially_defined_alias): New.
2812 (remove_unreachable_alias_pairs): Rewrite.
2813 (finish_aliases_1): Reorganize code checking if alias is defined.
2814 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2817 2011-01-11 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/46076
2820 * tree-ssa.c (useless_type_conversion_p): Conversions from
2821 unprototyped to empty argument list function types are useless.
2823 2011-01-11 Richard Guenther <rguenther@suse.de>
2826 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2827 volatile MEMs as MEM_READONLY_P.
2829 2011-01-11 Richard Guenther <rguenther@suse.de>
2831 PR tree-optimization/47239
2832 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2834 2011-01-11 Jeff Law <law@redhat.com>
2836 PR tree-optimization/47086
2837 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2838 IVs from statements that might throw.
2840 2011-01-10 Jan Hubicka <jh@suse.cz>
2843 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2845 2011-01-10 Jan Hubicka <jh@suse.cz>
2848 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2849 when correcting profile.
2851 2011-01-10 Jan Hubicka <jh@suse.cz>
2854 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2856 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2857 Restore DECL_FINI_PRIORITY.
2859 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2861 * doc/gimple.texi: Fix quoting of multi-word return values in
2862 @deftypefn statements. Ensure presence of return value. Wrap
2863 overlong @deftypefn lines.
2864 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2865 descriptions of removed functions.
2866 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2867 of multi-word return value in @deftypefn statement.
2869 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2872 (Conditional Expressions, Logical Operators)
2873 (Statement and operand traversals): Do not indent smallexample
2874 code. Fix duplicate function argument in example.
2876 2011-01-10 Jeff Law <law@redhat.com>
2878 PR tree-optimization/47141
2879 * ipa-split.c (split_function): Handle case where we are
2880 returning a value and the return block has a virtual operand phi.
2882 2011-01-10 Jan Hubicka <jh@suse.cz>
2884 PR tree-optimization/47234
2885 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2886 (pass_feedback_split_functions): Declare.
2887 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2889 * ipa-split.c (gate_split_functions): Update comments; disable
2890 split-functions for profile_arc_flag and branch_probabilities.
2891 (gate_feedback_split_functions): New function.
2892 (execute_feedback_split_functions): New function.
2893 (pass_feedback_split_functions): New global var.
2895 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2898 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2899 calling gimple_call_set_cannot_inline.
2901 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2903 * config/darwin-sections.def: Remove unused section.
2905 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2908 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2910 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2913 * c-parser.c (c_parser_declaration_or_fndef): Improved
2916 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2918 * config/i386/winnt.c (i386_pe_start_function): Make sure
2919 to switch back to function's section.
2921 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2925 * plugin.c: Move include of dlfcn.h from here...
2926 * system.h: ... to here.
2928 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2930 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2932 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2933 two extra empty pages in PDF output.
2935 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2938 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2939 for error recovery purposes behave as if it was not specified so
2940 that the default type is usd.
2942 2011-01-07 Jan Hubicka <jh@suse.cz>
2944 PR tree-optmization/46469
2945 * ipa.c (function_and_variable_visibility): Clear needed flags on
2946 nodes with external decls; handle weakrefs merging correctly.
2948 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2950 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2953 2011-01-07 Jan Hubicka <jh@suse.cz>
2955 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2956 and no longer claim that gold is required for linker plugin.
2957 * configure: Regenerate.
2958 * gcc.c (PLUGIN_COND): New macro.
2959 (LINK_COMMAND_SPEC): Use it.
2960 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2961 * config.in (HAVE_LTO_PLUGIN): New.
2962 * configure.ac (--with-lto-plugin): New parameter; autodetect
2965 2011-01-07 Jan Hubicka <jh@suse.cz>
2967 PR tree-optimization/46367
2968 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2969 when we can update original.
2970 (cgraph_mark_inline_edge): Sanity check.
2971 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2973 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2975 * config/spu/spu.h (ASM_COMMENT_START): Define.
2977 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2981 (SWITCH_KEEP_FOR_GCC): Likewise.
2982 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2983 (do_spec_1): Handle "%>".
2985 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2987 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2990 * config/i386/i386.c (ix86_delegitimize_address): If
2991 simplify_gen_subreg fails, return orig_x.
2994 * value-prof.c (gimple_stringop_fixed_value): Handle
2995 lhs of the call properly.
2997 2011-01-07 Jan Hubicka <jh@suse.cz>
3000 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3002 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3004 * target.def (function_switched_text_sections): New hook.
3005 * doc/tm.texi: Regenerated.
3006 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3007 * final.c (default_function_switched_text_sections): New.
3008 (final_scan_insn): Call function_switched_text_sections when a
3009 mid-function section change occurs.
3010 * output.h (default_function_switched_text_sections): Declare.
3011 * config/darwin-protos.h (darwin_function_switched_text_sections):
3013 * config/darwin.c (darwin_function_switched_text_sections): New.
3014 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3016 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3018 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3019 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3020 the secondary code fragment when outputting for DWARF == 2.
3022 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3024 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3025 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3027 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3028 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3030 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3033 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3034 when it is not empty.
3036 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3039 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3040 (case ${target}): Add btver1.
3041 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3042 -march=native recognize btver1 processors.
3043 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3044 btver1 def_and_undef
3045 * config/i386/i386.c (struct processor_costs btver1_cost): New
3047 (m_BTVER1): New definition.
3048 (m_AMD_MULTIPLE): Includes m_BTVER1.
3049 (initial_ix86_tune_features): Add btver1 tune.
3050 (processor_target_table): Add btver1 entry.
3051 (static const char *const cpu_names): Add btver1 entry.
3052 (software_prefetching_beneficial_p): Add btver1.
3053 (ix86_option_override_internal): Add btver1 instruction sets.
3054 (ix86_issue_rate): Add btver1.
3055 (ix86_adjust_cost): Add btver1.
3056 * config/i386/i386.h (TARGET_BTVER1): New definition.
3057 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3058 (enum processor_type): Add PROCESSOR_BTVER1.
3059 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3061 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3064 * config/i386/i386.c (legitimize_tls_address)
3065 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3066 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3067 (tls_initial_exec_64_sun): New pattern.
3069 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3071 * doc/invoke.texi (Overall Options): Improve wording and markup
3072 of the description of -wrapper.
3074 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3076 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3077 rdynamic, threads): New Driver options.
3079 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3082 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3083 if coming from .tdata.
3084 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3086 2011-01-06 Jan Hubicka <jh@suse.cz>
3089 * collect2.c (main): Do not enable LTOmode when plugin is active.
3091 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3094 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3095 --version output if supported.
3096 * configure: Regenerate.
3098 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3100 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3103 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3106 * c-convert.c (convert): When converting a complex expression
3107 other than COMPLEX_EXPR to a different complex type, ensure
3108 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3109 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3110 when converting COMPLEX_TYPE.
3112 2011-01-06 Ira Rosen <irar@il.ibm.com>
3114 PR tree-optimization/47139
3115 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3116 only the last reduction value is used outside the loop. Update
3119 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3121 * config/rtems.opt: New.
3122 * config.gcc (*-*-rtems*): Use rtems.opt.
3124 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3126 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3127 processors do not support 3DNow instructions.
3129 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3131 * config/spu/spu.c (spu_option_override): Set parameter
3132 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3134 2011-01-05 Jan Hubicka <jh@suse.cz>
3136 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3137 at the command line.
3139 2011-01-05 Martin Jambor <mjambor@suse.cz>
3142 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3143 deltas on streamed outgoing edges.
3144 (output_node_opt_summary): Output info for outgoing edges only when
3145 the node is in new parameter set.
3146 (output_cgraph_opt_summary): New parameter set, passed to the two
3147 aforementioned functions. Update its forward declaration and its
3150 2011-01-05 Tom Tromey <tromey@redhat.com>
3152 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3153 operator to c_finish_omp_atomic.
3154 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3155 (build_unary_op): Update.
3156 (build_modify_expr): Update.
3157 (build_asm_expr): Update.
3159 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3161 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3162 newly inserted insns.
3164 (spu_emit_branch_hint): Likewise.
3165 (insert_hbrp_for_ilb_runout): Likewise.
3166 (spu_machine_dependent_reorg): Call df_finish_pass after
3167 schedule_insns returns.
3169 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3171 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3173 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3175 PR tree-optimization/47005
3176 * tree-sra.c (struct access): Add 'non_addressable' bit.
3177 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3178 (decide_one_param_reduction): Return 0 if the parameter is passed by
3179 reference and one of the accesses in the group is non_addressable.
3181 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3183 PR tree-optimization/47056
3184 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3185 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3186 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3188 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3190 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3191 initializer. Skip view conversions from aggregate types.
3193 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3196 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3198 2011-01-04 Philipp Thomas <pth@suse.de>
3200 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3203 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3205 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3206 on empty epilogue sequences.
3208 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3210 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3211 non-static): New Driver options.
3213 2011-01-04 Jie Zhang <jie@codesourcery.com>
3216 * gcc.c (default_compilers[]): Set combinable field to 0
3217 for all assembly languages.
3219 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3221 * config/mips/loongson3a.md: New file.
3222 * config/mips/mips.md: Include loongson3a.md.
3223 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3226 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3229 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3230 instead of convert_memory_address_addr_space on the base expression.
3232 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3234 * config/spu/spu.c (spu_option_override): Update error text
3235 for bad -march= / -mtune= values.
3237 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3239 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3240 if branch-hint optimization will be performed.
3242 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3244 PR tree-optimization/47148
3245 * ipa-split.c (split_function): Convert arguments to
3246 DECL_ARG_TYPE if possible.
3248 PR tree-optimization/47155
3249 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3252 PR rtl-optimization/47157
3253 * combine.c (try_combine): If undobuf.other_insn becomes
3254 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3255 and set *new_direct_jump_p too.
3257 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3259 PR tree-optimization/47021
3260 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3262 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3264 * gcc.c (process_command): Update copyright notice dates.
3265 * gcov.c (print_version): Likewise.
3266 * gcov-dump.c (print_version): Likewise.
3267 * mips-tfile.c (main): Likewise.
3268 * mips-tdump.c (main): Likewise.
3270 2011-01-03 Martin Jambor <mjambor@suse.cz>
3272 PR tree-optimization/46801
3273 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3274 aggregate fields start at byte boundary instead of the bit-field flag.
3276 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3279 * gcc.c (main): Revert revision 168407.
3281 2011-01-03 Martin Jambor <mjambor@suse.cz>
3283 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3285 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3287 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3288 vector optab to expand vector/scalar shift, update gimple to vector.
3290 2011-01-03 Martin Jambor <mjambor@suse.cz>
3292 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3295 2011-01-03 Martin Jambor <mjambor@suse.cz>
3297 PR tree-optimization/46984
3298 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3300 (cgraph_create_indirect_edge): Fixed line length.
3301 (cgraph_indirect_call_info): Declare.
3302 (cgraph_make_edge_direct) Update declaration.
3303 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3304 (cgraph_create_indirect_edge): Use it.
3305 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3307 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3308 the new thunk_delta representation.
3309 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3311 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3312 (ipa_read_indirect_edge_info): Likewise.
3313 * lto-cgraph.c (output_edge_opt_summary): New function.
3314 (output_node_opt_summary): Call it on all outgoing edges.
3315 (input_edge_opt_summary): New function.
3316 (input_node_opt_summary): Call it on all outgoing edges.
3318 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3321 * gcc.c (main): Don't check have_o when settting combine_inputs.
3323 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3325 * regrename.c: Add general comment describing the pass.
3326 (struct du_head): Remove 'length' field.
3327 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3328 (regrename_optimize): Do not sort chains. Rework comments, add others.
3329 Force renaming to the preferred class (if any) in the first pass and do
3330 not consider registers that belong to it in the second pass.
3331 (create_new_chain): Do not set 'length' field.
3332 (scan_rtx_reg): Likewise.
3334 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3336 PR tree-optimization/47140
3337 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3338 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3341 PR rtl-optimization/47028
3342 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3343 parm_birth_insn instead of at the beginning of first bb.
3345 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3347 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3348 Remove the word "see" before "@pxref".
3349 * doc/rtl.texi: Remove the word "see" before "@pxref".
3351 2011-01-01 Jan Hubicka <jh@suse.cz>
3353 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3356 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3359 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3362 Copyright (C) 2011 Free Software Foundation, Inc.
3364 Copying and distribution of this file, with or without modification,
3365 are permitted in any medium without royalty provided the copyright
3366 notice and this notice are preserved.