1 2011-10-12 Steve Ellcey <sje@cup.hp.com>
4 Backport from Mainline 179472.
5 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
6 (gcc_cv_ld_static_option): Ditto.
7 (gcc_cv_ld_dynamic_option): Ditto.
8 * configure: Regenerate.
10 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
12 PR tree-optimization/50189
13 * tree-vrp.c (extract_range_from_assert): Use the type of
14 the variable, not the limit.
16 2011-10-12 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/50700
19 * tree-object-size.c (addr_object_size): Simplify and treat
20 MEM_REF bases consistently.
22 2011-10-12 Joseph Myers <joseph@codesourcery.com>
25 * convert.c (convert_to_integer): Do not narrow operands of
28 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
31 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
32 (mov<F:mode>cc): Likewise.
34 2011-10-11 Nick Clifton <nickc@redhat.com>
37 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
38 df_get_live_out instead of accessing the bitmaps directly.
39 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
40 df_live_add_problem and df_analyze.
42 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
45 Backport from Mainline r179737.
46 * config/avr/avr-devices.c (avr_mcu_types): Set
47 .data_section_start of atmega164a to 0x100.
49 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
52 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
54 2011-10-06 Jakub Jelinek <jakub@redhat.com>
56 * tree.h (avoid_folding_inline_builtin): New prototype.
57 * builtins.c (avoid_folding_inline_builtin): No longer static.
58 * gimple-fold.c (gimple_fold_builtin): Give up if
59 avoid_folding_inline_builtin returns true.
61 PR tree-optimization/49279
62 * tree-ssa-structalias.c (find_func_aliases): Don't handle
65 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
67 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
68 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
70 2011-10-03 Jakub Jelinek <jakub@redhat.com>
71 Ian Lance Taylor <iant@google.com>
73 * godump.c (go_output_typedef): Support printing enum values that
74 don't fit in a signed HOST_WIDE_INT.
76 2011-09-30 Jakub Jelinek <jakub@redhat.com>
79 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
80 input constraints allow mem and not reg, pass true instead of
81 false as second argument to maybe_fold_reference.
83 2011-09-30 Jakub Jelinek <jakub@redhat.com>
84 Richard Guenther <rguenther@suse.de>
86 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
87 handling of BUILT_IN_STRNCAT.
88 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
91 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
93 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
95 (remove_duplicate_close_phi): Detect and repair creation of
96 duplicate close-phis for a containing loop.
98 2011-09-26 Richard Guenther <rguenther@suse.de>
100 PR tree-optimization/50472
101 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
104 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
106 PR tree-optimization/50413
107 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
108 a basic block if one of its data-refs can't be analyzed.
110 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
112 PR tree-optimization/50412
113 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
114 accesses that require epilogue loop if vectorizing outer loop.
116 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
120 to register_operand and operand 2 predicate to nonimmediate_operand.
121 (xop_pcmov_<mode>256): Ditto.
122 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
123 xop_pcmov, force op_true to register. Also, force op_false to
124 register if it doesn't satisfy nonimmediate_operand predicate.
126 2011-09-19 Alan Modra <amodra@gmail.com>
127 Michael Meissner <meissner@linux.vnet.ibm.com>
130 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
131 load of the indirect function's TOC from the call to prevent the
132 compiler from moving the load of the new TOC above code that
133 references the current function's TOC.
134 (call_indirect_aix64): Ditto.
135 (call_value_indirect_aix32): Ditto.
136 (call_value_indirect_aix64): Ditto.
137 (call_indirect_nonlocal_aix32_internal): Ditto.
138 (call_indirect_nonlocal_aix32): Ditto.
139 (call_indirect_nonlocal_aix64_internal): Ditto.
140 (call_indirect_nonlocal_aix64): Ditto.
141 (call_value_indirect_nonlocal_aix32_internal): Ditto.
142 (call_value_indirect_nonlocal_aix32): Ditto.
143 (call_value_indirect_nonlocal_aix64_internal): Ditto.
144 (call_value_indirect_nonlocal_aix64): Ditto.
146 2011-09-19 Martin Jambor <mjambor@suse.cz>
149 * ipa-split.c (split_function): Do not change signature if it is
150 not possible or there are attribute types.
152 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
153 Iain Sandoe <developer@sandoe-acoustics.co.uk>
156 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
157 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
159 2011-09-14 Diego Novillo <dnovillo@google.com>
161 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
162 local variable ORIG_SCALAR_STMT.
164 2011-09-08 Martin Jambor <mjambor@suse.cz>
166 Backport from mainline
167 2011-09-07 Martin Jambor <mjambor@suse.cz>
169 PR tree-optimization/49911
170 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
171 enumerations to the corresponding plain integer type.
173 2011-09-08 Richard Guenther <rguenther@suse.de>
175 Backport from mainline
176 2011-07-04 Richard Guenther <rguenther@suse.de>
178 PR tree-optimization/49518
179 PR tree-optimization/49628
180 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
181 irrelevant data-references.
183 2011-09-08 Richard Guenther <rguenther@suse.de>
185 Backport from mainline
186 2011-08-23 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/50162
189 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
191 2011-09-08 Richard Guenther <rguenther@suse.de>
193 Backport from mainline
194 2011-05-05 Michael Matz <matz@suse.de>
196 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
197 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
198 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
199 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
200 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
201 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
202 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
203 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
204 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
205 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
206 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
207 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
208 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
209 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
210 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
211 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
213 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
214 Iain Sandoe <iains@gcc.gnu.org>
216 Backport from mainline (restore powerpc-darwin Ada bootstrap).
217 * config/rs6000/rs6000.c (compute_save_world_info): Test
218 cfun->has_nonlocal_label to determine if the out-of-line save
219 world call may be used.
221 2011-09-08 Jakub Jelinek <jakub@redhat.com>
224 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
225 code early if TARGET_AVX.
226 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
228 2011-09-06 Martin Jambor <mjambor@suse.cz>
231 2011-09-02 Martin Jambor <mjambor@suse.cz>
233 * ipa-split.c (split_function): Do not skip any arguments if
234 can_change_signature is set or there are function type attributes.
236 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
239 Backport from mainline r178528
240 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
241 that contain global register variable.
243 2011-09-02 Martin Jambor <mjambor@suse.cz>
246 * ipa-split.c (split_function): Do not skip any arguments if
247 can_change_signature is set or there are function type attributes.
249 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
251 PR tree-optimization/50178
252 * tree-vect-stmts.c (vectorizable_call): Update the related
253 pattern statement before deleting the original call.
254 (vect_transform_stmt): Don't expect the related pattern statement
255 to match the original statement after transformation.
257 2011-08-29 Richard Guenther <rguenther@suse.de>
260 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
262 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
266 (vec_extract_lo_v16hi): Ditto.
267 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
268 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
271 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
275 when all outputs are unused.
276 (sse4_2_pcmpistr): Ditto.
278 2011-08-26 Jakub Jelinek <jakub@redhat.com>
281 * c-typeck.c (c_process_expr_stmt): Skip over nops and
282 call mark_exp_read even if exprv is ADDR_EXPR.
284 2011-08-20 Jakub Jelinek <jakub@redhat.com>
286 PR tree-optimization/48739
287 * tree-ssa.c: Include cfgloop.h.
288 (execute_update_addresses_taken): When updating ssa, if in
289 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
291 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
293 2011-08-18 Jakub Jelinek <jakub@redhat.com>
296 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
297 on the result before returning it.
299 2011-08-16 Liang Wang <lwang1@marvell.com>
301 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
302 ggc_alloc_zone_vec_rtvec_def.
304 2011-08-12 Nick Clifton <nickc@redhat.com>
306 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
308 * doc/md.texi (cmpstrn): Note that the comparison stops if both
309 fetched bytes are zero.
311 (cmpmem): Note that the comparison does not stop if both of the
312 fetched bytes are zero.
314 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
316 * config/rx/rx.md (movsicc): Allow register to register
318 (*movsicc): Likewise.
319 (*stcc): Restrict this pattern to EQ and NE compares.
320 (*stcc_reg): New pattern. Works for any comparison but only for
323 2011-08-10 DJ Delorie <dj@redhat.com>
325 * expr.c (expand_expr_addr_expr_1): Detect a user request for
326 a local frame in a naked function, and produce a suitable
327 error for that specific case.
329 2011-08-09 Martin Jambor <mjambor@suse.cz>
332 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
335 2011-08-09 Nick Clifton <nickc@redhat.com>
337 * config/rx/rx.md: Disable extender peepholes at -O3.
339 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
342 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
343 (TARGET_INSTANTIATE_DECLS): New define.
345 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
347 Backport from mainline
348 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
350 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
352 * doc/invoke.texi: Document core-avx-i.
354 2011-08-03 Jakub Jelinek <jakub@redhat.com>
356 PR tree-optimization/49948
357 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
359 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
361 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
362 (stack_protect_test): The pattern compares ptr_mode value.
364 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.md (strset): Do not expand strset_singleop
368 when %eax or $edi are fixed.
369 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
370 (*strsetsi_1): Ditto.
371 (*strsethi_1): Ditto.
372 (*strsetqi_1): Ditto.
373 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
374 (*rep_stossi): Ditto.
375 (*rep_stosqi): Ditto.
376 (*strlenqi_1): Ditto.
377 (cmpstrnsi): Also fail when %ecx is fixed.
378 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
379 (*cmpstrnqi_1): Ditto.
380 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
381 (*strmovsi_1): Ditto.
382 (*strmovhi_1): Ditto.
383 (*strmovqi_1): Ditto.
384 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
388 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
391 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
392 Disable instruction scheduling for non-ColdFire targets.
393 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
395 2011-07-29 Jakub Jelinek <jakub@redhat.com>
399 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
400 in nested parallel and outer is a gimple_reg, mark it as addressable
401 and set its bit in task_shared_vars bitmap too.
403 2011-07-29 Wei Guozhi <carrot@google.com>
405 Backport from mainline
406 2011-07-29 Wei Guozhi <carrot@google.com>
408 PR rtl-optimization/49799
409 * combine.c (make_compound_operation): Check if the bit field is valid
410 before change it to bit field extraction.
412 2011-07-28 Jakub Jelinek <jakub@redhat.com>
415 * dwarf2out.c (size_of_die, value_format, output_die): Use
416 DW_FORM_udata instead of DW_FORM_data[48] for
417 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
419 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
421 Backport from mainline
422 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
425 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
427 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
429 Backport from mainline:
430 2011-07-26 Martin Jambor <mjambor@suse.cz>
432 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
433 return false for invariants.
435 2011-07-27 Jakub Jelinek <jakub@redhat.com>
438 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
439 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
440 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
441 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
442 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
443 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
444 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
445 *sibcall_value_pop_1, *call_value_1_vzeroupper,
446 *call_value_1, *sibcall_value_1_vzeroupper,
447 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
448 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
449 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
450 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
452 Backport from mainline
453 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/constraints.md (z): New constraint.
457 2011-07-25 Andrew Pinski <apinski@cavium.com>
460 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
461 TREE_THIS_NOTRAP into the inner most MEM_REF.
462 Always copy TREE_THIS_VOLATILE.
463 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
464 arguments are not volatile references.
466 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
469 Backport from mainline r176756
470 2011-07-25 Georg-Johann Lay
471 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
472 shift counter for x << x and x >> x shifts.
474 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
476 * config.gcc (x86_64-*-linux*): Set
477 default_gnu_indirect_function to yes.
479 2011-07-22 Richard Guenther <rguenther@suse.de>
481 PR tree-optimization/45819
482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
483 preserve volatile and notrap flags.
485 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
487 Backport from mainline
488 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
492 general register to memory for !TARGET_INTER_UNIT_MOVES.
494 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
496 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
497 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
499 2011-07-19 Jakub Jelinek <jakub@redhat.com>
501 PR tree-optimization/49768
502 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
503 if offset is smaller than bitoffset, but offset+size is bigger
506 2011-07-18 Jakub Jelinek <jakub@redhat.com>
509 * tree.c (build_common_builtin_nodes): Register
510 __builtin_return_address, __cyg_profile_func_enter
511 and __cyg_profile_func_exit.
513 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
515 * config.gcc: Obsolete i[3456x]86-*-netware*.
517 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
521 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
523 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
526 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
529 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
531 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
533 PR tree-optimization/49725
534 Backport from mainline
535 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
537 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
538 a zero minimum index only if it is redundant.
540 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
543 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
545 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
547 Backport from mainline:
548 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
550 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
551 (asm_file_start): Remove.
552 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
553 free_bb_for_insn around code that modifies insns before
554 restarting df analysis.
556 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
558 Backport from mainline:
559 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
562 * config/sol2.h (LIB_SPEC): Simplify.
563 Move LIB_THREAD_LDFLAGS_SPEC ...
564 (LINK_SPEC): ... here.
566 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
568 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
570 2011-07-14 Andrew Pinski <pinskia@gmail.com>
573 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
574 Use fold_build2_loc instead of build2.
575 Use the correct type for the new tree.
577 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
580 Backport from mainline r176276
581 2011-07-14 Georg-Johann Lay
582 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
584 (*rotw<mode>): Use const_int_operand for operand2.
585 Use match_scatch for operand3.
587 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
589 2011-07-14 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/49651
592 * tree-ssa-structalias.c (get_constraint_for_1): Properly
593 handle dereferences with subvariables.
595 2011-07-11 Martin Jambor <mjambor@suse.cz>
597 PR tree-optimization/49094
598 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
599 (build_accesses_from_assign): Use it.
601 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
604 Backport from mainline r176141
605 2011-07-11 Georg-Johann Lay
606 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
607 offsets 1..5 set cc0 in a usable way.
609 2011-07-08 Jakub Jelinek <jakub@redhat.com>
612 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
613 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
615 * config/rs6000/vector.md (vector_select_<mode>,
616 vector_select_<mode>_uns): Change second operand of NE to
617 CONST0_RTX (<MODE>mode) instead of const0_rtx.
618 * config/rs6000/altivec.md (*altivec_vsel<mode>,
619 *altivec_vsel<mode>_uns): Expect second operand of NE to be
620 zero_constant of the corresponding vector mode.
621 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
624 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
627 Backport from mainline SVN 176053.
628 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
629 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
630 In particular, allow 8-bit values in r28 and r29.
631 (avr_hard_regno_scratch_ok): Disallow any register that might be
632 part of the frame pointer.
633 (avr_hard_regno_rename_ok): Same.
634 (avr_legitimate_address_p): Don't allow SUBREGs.
636 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
639 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
640 MASK_V8PLUS, remove commented out flag and reorder.
642 Backport from mainline
643 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
645 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
646 (TARGET_64BIT_DEFAULT): Define.
647 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
649 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
651 2011-07-07 Jakub Jelinek <jakub@redhat.com>
654 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
655 one non-complex and one complex argument, call c_save_expr on both
659 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
660 referencing debug insns that have been reset.
661 (dead_debug_insert_before): Don't assert reg is non-NULL,
662 instead return immediately if it is NULL.
665 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
666 operands and last COMPONENT_REF operand call gimplify_expr on it
669 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
671 Backport from mainline.
672 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
675 * config/arm/predicates.md (add_operator): New.
676 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
679 2011-07-05 Jakub Jelinek <jakub@redhat.com>
681 PR tree-optimization/49618
682 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
683 For DECL_WEAK decls return true.
685 2011-07-04 Jakub Jelinek <jakub@redhat.com>
687 PR rtl-optimization/49619
688 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
689 pass VOIDmode as op0_mode to recursive call.
691 PR rtl-optimization/49472
692 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
693 negating MULT, negate the second operand instead of first.
694 (simplify_binary_operation_1) <case MULT>: If one operand is
695 a NEG and the other is MULT, don't attempt to optimize by
696 negation of the MULT operand if it only moves the NEG operation
699 Backported from mainline
700 2011-06-06 Jakub Jelinek <jakub@redhat.com>
703 * dwarf2out.c (native_encode_initializer): Decrement count in each
706 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
708 Backport from mainline
709 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
712 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
713 instead of TREE_READONLY.
715 2011-07-04 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/49615
718 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
719 basic-block index check.
721 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
723 PR tree-optimization/49572
724 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
725 type of the RHS instead of that of the LHS for the expression type.
727 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
729 Backport from mainline
731 (avr_section_type_flags): For data in ".progmem.data", remove
732 section flag SECTION_WRITE.
734 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
736 Backport from mainline
738 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
739 about uninitialized data attributed 'progmem' from here...
740 (avr_encode_section_info): ...to this new function.
741 (TARGET_ENCODE_SECTION_INFO): New define.
743 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
745 Backport from mainline
746 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
748 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
750 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
752 (TARGET_AVX128_OPTIMAL): New definition.
753 * config/i386/i386.c (initial_ix86_tune_features): Initialize
754 X86_TUNE_AVX128_OPTIMAL entry.
755 (ix86_option_override_internal): Enable the generation
756 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
757 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
758 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
760 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
762 Backport from mainline
763 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
765 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
766 * config/i386/sse.md: Add n to negated FMA pattern names.
768 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
770 PR tree-optimization/49539
771 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
772 names by means of stmt_references_abnormal_ssa_name.
773 (associate_plusminus): Call can_propagate_from before propagating
774 from definition statements.
776 2011-06-29 Martin Jambor <mjambor@suse.cz>
778 Backport from mainline
779 2011-06-24 Martin Jambor <mjambor@suse.cz>
781 PR tree-optimizations/49516
782 * tree-sra.c (sra_modify_assign): Choose the safe path for
783 aggregate copies if we also did scalar replacements.
785 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
787 Backport from mainline
788 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
791 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
792 (avx256_split_unaligned_store): New definition.
793 (ix86_option_override_internal): Enable avx256 unaligned load/store
794 splitting only when avx256_split_unaligned_load/store is set.
796 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
798 Backport from mainline
799 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
801 * config/i386/i386.c (flag_opts): Fix a typo in
802 -mavx256-split-unaligned-store.
804 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
806 Backport from mainline
807 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
809 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
810 unaligned 256bit load/store.
811 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
812 (*avx_movdqu<avxmodesuffix>): Likewise.
814 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
816 Backport from mainline
817 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
819 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
820 and -mavx256-split-unaligned-store.
821 (ix86_option_override_internal): Split 32-byte AVX unaligned
822 load/store by default.
823 (ix86_avx256_split_vector_move_misalign): New.
824 (ix86_expand_vector_move_misalign): Use it.
826 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
827 -mavx256-split-unaligned-store.
829 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
830 256bit load/store. Generate unaligned store on misaligned memory
832 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
834 (*avx_movdqu<avxmodesuffix>): Likewise.
836 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
837 -mavx256-split-unaligned-store.
839 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
841 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
843 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
845 Backport from mainline
846 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
848 PR rtl-optimization/49014
849 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
851 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
853 Backport from mainline
854 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
857 * cfgloop.h (loop_has_exit_edges): New helper.
858 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
860 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
861 that have no exit edges.
863 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
866 * config/darwin.c (darwin_mergeable_string_section): Place string
867 constants in '.cstring' rather than '.const' when CF/NSStrings are
870 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
872 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
873 forward scan as well.
875 2011-06-27 Jakub Jelinek <jakub@redhat.com>
877 * BASE-VER: Set to 4.6.2.
878 * DEV-PHASE: Set to prerelease.
880 2011-06-27 Release Manager
882 * GCC 4.6.1 released.
884 2011-06-21 Alan Modra <amodra@gmail.com>
886 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
887 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
889 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
891 Backport from mainline.
892 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
895 * config/arm/neon.md (vec_pack_trunc): Set the lengths
896 correctly for the case with Quad vectors.
898 2011-06-20 Alan Modra <amodra@gmail.com>
900 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
901 of toc-relative address in CONST.
902 (rs6000_delegitimize_address): Recognize changed address.
903 (rs6000_legitimize_reload_address): Likewise.
904 (rs6000_emit_move): Don't force these constants to memory.
905 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
906 toc-relative address in CONST.
907 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
908 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
910 2011-06-18 Jakub Jelinek <jakub@redhat.com>
913 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
914 last_arg_constant and last argument doesn't match its predicate,
915 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
916 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
917 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
918 spelling of error message.
919 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
920 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
921 const_0_to_255_operand instead of const_int_operand.
923 2011-06-17 Richard Henderson <rth@redhat.com>
925 Backport from mainline
926 2011-03-22 Richard Henderson <rth@redhat.com>
928 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
930 2011-06-17 Richard Guenther <rguenther@suse.de>
932 Backport from mainline
933 2011-05-23 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/49115
936 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
937 is not necessarily carried out, do not claim it kills the ref.
938 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
940 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
942 Backport from mainline
943 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
945 PR rtl-optimization/48542
946 * reload.c (find_equiv_reg): Stop looking when finding a
948 * reload1.c (reload_as_needed): Invalidate all reload
949 registers when crossing a setjmp-type call.
951 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
953 Backport form main line
954 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
957 * config/sh/sh.md (UNSPEC_CHKADD): New.
958 (chk_guard_add): New define_insn_and_split.
959 (symGOT_load): Use chk_guard_add instead of blockage.
961 2011-06-16 Martin Jambor <mjambor@suse.cz>
963 Backported from mainline
964 2011-06-15 Martin Jambor <mjambor@suse.cz>
966 PR tree-optimization/48613
967 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
968 ipa_node_params_vector is NULL.
970 2011-06-16 Jakub Jelinek <jakub@redhat.com>
972 PR tree-optimization/49419
973 * tree-vrp.c (execute_vrp): Call init_range_assertions
974 before estimate_numbers_of_iterations, call
975 free_number_of_iterations_estimates before calling
976 remove_range_assertions.
978 Backported from mainline
979 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
982 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
983 with a set of similar patterns, where the MATCH_OPERAND for the
984 function argument is replaced with individual references to hardware
986 (save_fpregs_<mode>): Ditto
987 (restore_gpregs_<mode>): Ditto
988 (return_and_restore_gpregs_<mode>): Ditto
989 (return_and_restore_fpregs_<mode>): Ditto
990 (return_and_restore_fpregs_aix_<mode>): Ditto
992 2011-06-14 Richard Henderson <rth@redhat.com>
995 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
996 (based_loc_descr): Assert it's true.
997 (compute_frame_pointer_to_fb_displacement): Set it,
998 rather than aborting immediately.
1000 2011-06-14 Richard Henderson <rth@redhat.com>
1002 Backport from mainline
1003 2011-03-22 Richard Henderson <rth@redhat.com>
1005 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1006 (avr_incoming_return_addr_rtx): New.
1007 (emit_push_byte): New.
1008 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1009 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1010 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1011 (emit_pop_byte): New.
1012 (expand_epilogue): Use it. Pop frame pointer by bytes.
1013 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1014 (INCOMING_RETURN_ADDR_RTX): New.
1015 (INCOMING_FRAME_SP_OFFSET): New.
1016 (ARG_POINTER_CFA_OFFSET): New.
1017 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1018 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1021 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1024 * tree.h (DECL_NONSHAREABLE): Define.
1025 (struct tree_decl_common): Change decl_common_unused to
1026 decl_nonshareable_flag.
1027 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1028 Ignore vars with DECL_NONSHAREABLE bit set.
1029 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1030 on stores to automatic aggregate vars.
1032 PR rtl-optimization/49390
1034 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1036 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1039 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1042 (*vec_dupv2df): Rename from vec_dupv2df.
1043 (vec_dupv2df): New expander.
1045 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1047 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1049 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1051 Backport from mainline
1052 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1054 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1055 unknown Intel family 0x6 CPUs.
1057 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1059 Backport from mainline
1060 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1063 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1064 needed when original operands are used for msw_skip comparison.
1066 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1068 PR gcov-profile/49299
1069 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1071 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1073 Backport from mainline
1074 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1076 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1079 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1082 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1083 if stmt folded into nothing.
1084 * tree-inline.c (fold_marked_statements): If a builtin at the
1085 end of a bb folded into nothing, just update cgraph edges
1086 and move to next bb.
1087 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1088 to be NULL. Don't compute count and frequency if new_call is NULL.
1090 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1092 * longlong.h (smul_ppmm): The resulting register pair contains the
1093 higher order word first.
1095 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1097 PR tree-optimization/49243
1098 * calls.c (setjmp_call_p): Also check if fndecl has the
1099 returns_twice attribute.
1101 2011-06-06 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/48702
1104 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1105 only when we know the base address is within bounds.
1106 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1107 assume the base address of TARGET_MEM_REFs is in bounds.
1108 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1110 Backport from mainline
1111 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1113 PR rtl-optimization/49235
1114 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1115 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1117 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1119 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1120 EH return when delayed branches are disabled.
1122 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1124 Backport from mainline
1125 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1128 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1129 part of the second operand is 0.
1131 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1134 * target.def (delay_sched2, delay_vartrack): New.
1135 * doc/tm.texi.in: Update.
1136 * doc/tm.texi: Rebuild.
1137 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1138 * var-tracking.c (gate_handle_var_tracking): Likewise.
1139 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1140 (bfin_flag_var_tracking): Drop.
1141 (output_file_start): Don't save and override flag_var_tracking.
1142 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1143 (bfin_reorg): Test original variables.
1144 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1145 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1146 (ia64_flag_var_tracking): Drop.
1147 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1148 (ia64_file_start): Don't save and override flag_var_tracking.
1149 (ia64_override_options_after_change): Ditto
1150 flag_schedule_insns_after_reload.
1151 (ia64_reorg): Test original variables.
1152 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1153 (picochip_flag_var_tracking): Drop.
1154 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1155 (picochip_option_override): Don't save and override
1156 flag_schedule_insns_after_reload.
1157 (picochip_asm_file_start): Ditto flag_var_tracking.
1158 (picochip_reorg): Test original variables.
1159 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1160 (TARGET_DELAY_VARTRACK): Define.
1161 (spu_var_tracking): New.
1162 (spu_machine_dependent_reorg): Call it.
1163 (asm_file_start): Don't save and override flag_var_tracking.
1165 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1167 PR tree-optimization/49038
1168 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1169 Ensure at least one epilogue iteration if required by data
1171 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1172 to mark loops that require peeling for gaps.
1173 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1174 (vect_get_known_peeling_cost): Take peeling for gaps into
1176 (vect_transform_loop): Generate epilogue if required by data
1178 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1179 loop as requiring an epilogue if there are gaps in the end of
1182 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1184 PR tree-optimization/49093
1185 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1188 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1190 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1191 (fma4_fmaddsub): Likewise
1193 2011-05-31 Richard Guenther <rguenther@suse.de>
1195 Backport from mainline
1196 2011-05-19 Richard Guenther <rguenther@suse.de>
1199 * tree-object-size.c (addr_object_size): If the pointed-to
1200 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1202 2011-05-31 Richard Guenther <rguenther@suse.de>
1204 Backport from mainline
1205 2011-05-11 Richard Guenther <rguenther@suse.de>
1208 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1210 2011-05-30 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/49218
1213 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1216 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1219 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1220 Don't use r20 around calls of __tablejump_elpm__
1222 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1225 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1228 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1231 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1232 recurse_p argument. Only follow register copies if it is set,
1233 and prevent mips_find_pic_call_symbol from recursing.
1234 (mips_find_pic_call_symbol): Add a recurse_p argument.
1235 Pass it to mips_pic_call_symbol_from_set.
1236 (mips_annotate_pic_calls): Update accordingly.
1238 2011-05-29 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/49217
1241 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1243 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1245 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1246 moves expensive on Power7 also.
1248 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1251 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1252 alone. Error if non-const data has attribute progmem.
1254 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1257 * gimplify.c (shortcut_cond_r): Don't special case
1258 COND_EXPRs if they have void type on one of their arms.
1260 PR tree-optimization/49161
1261 * tree-vrp.c (struct case_info): New type.
1262 (compare_case_labels): Sort case_info structs instead of
1263 trees, and not primarily by CASE_LABEL uids but by
1264 label_for_block indexes.
1265 (find_switch_asserts): Put case labels into struct case_info
1266 array instead of TREE_VEC, adjust sorting, compare label_for_block
1267 values instead of CASE_LABELs.
1269 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1272 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1274 2011-05-18 Jan Hubicka <jh@suse.cz>
1276 PR tree-optimization/44897
1277 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1278 by zero for insane profiles.
1280 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1282 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1283 force flag_ira_share_save_slots to 0.
1285 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1290 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1292 Backport from mainline
1293 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1296 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1297 add -mno-XXX. Handle FMA.
1299 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1302 * fold-const.c (constant_boolean_node): If type is non-NULL,
1303 use build_int_cst_type instead of build_int_cst.
1306 * dbxout.c: Include cgraph.h.
1307 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1308 and without value expr, return NULL if no varpool node exists for
1309 it or if it is not needed.
1310 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1313 * c-decl.c (start_decl): Convert expr to void_type_node.
1316 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1317 failed and the comparison has a single bit signed type, use
1318 constm1_rtx instead of const1_rtx for true value.
1319 (do_store_flag): If ops->type is single bit signed type, disable
1320 signel bit test optimization and pass -1 instead of 1 as last
1321 parameter to emit_store_flag_force.
1323 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1325 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1326 (sparc-*-rtems*): Likewise.
1327 (sparc64-*-elf*): Likewise.
1328 (sparc64-*-rtems*): Likewise.
1329 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1330 * config/sparc/t-crtin: New file.
1331 * config/sparc/t-sol2 (crti.o): Delete rule.
1333 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1334 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1335 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1336 (ENDFILE_SPEC): Add crtn.o.
1338 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1341 * config/i386/cpuid.h (bit_MMXEXT): New define.
1343 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1346 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1347 only after deciding which mode to use.
1349 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1351 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1354 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1356 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1357 false if there are call-saved registers here...
1358 (sparc_can_use_return_insn_p): ...but here instead.
1359 (save_or_restore_regs): Fix thinko.
1360 (sparc_expand_prologue): Use current_function_is_leaf.
1361 (sparc_frame_pointer_required): Likewise.
1363 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1366 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1367 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1369 2011-05-20 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/49079
1372 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1373 MEM_REFs correctly for the trailing array access detection.
1374 Special case constants the same way as decls for overall size
1377 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1379 PR tree-optimization/49073
1380 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1381 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1383 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1385 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1388 when TARGET_RDRND is active.
1389 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1390 Generate dummy SImode target register when target is NULL.
1392 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1394 Backport from mainline
1395 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1398 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1399 Properly handle load cast.
1401 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1403 PR tree-optimization/49039
1404 * tree-vrp.c (extract_range_from_binary_expr): For
1405 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1406 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1408 2011-05-18 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/49018
1411 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1412 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1413 gimple_has_side_effects.
1415 2011-05-18 Richard Guenther <rguenther@suse.de>
1417 Backport from mainline
1418 2011-04-19 Richard Guenther <rguenther@suse.de>
1421 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1424 2011-04-21 Richard Guenther <rguenther@suse.de>
1427 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1430 2011-05-18 Richard Guenther <rguenther@suse.de>
1432 Backport from mainline
1433 2011-05-12 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/48172
1436 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1437 the number of iterations from the segment size calculation.
1438 (vect_create_cond_for_alias_checks): Adjust.
1440 2011-05-13 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/48172
1443 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1444 multiplying by number of iterations for equal step.
1445 (vect_create_cond_for_alias_checks): Likewise.
1447 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1449 PR tree-optimization/49000
1450 * tree-ssa.c (execute_update_addresses_taken): Call
1451 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1452 be rewritten and decl has been marked for renaming, reset
1455 2011-05-17 Nick Clifton <nickc@redhat.com>
1457 Import these patches from the mainline:
1459 2011-05-17 Nick Clifton <nickc@redhat.com>
1461 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1463 * config/rx/rx.md: Add peephole to remove redundant extensions
1465 (bitset_in_memory): Use rx_restricted_mem_operand.
1466 (bitinvert_in_memory): Likewise.
1467 (bitclr_in_memory): Likewise.
1469 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1470 Nick Clifton <nickc@redhat.com>
1472 * config/rx/rx.md: Add peepholes to match a register move followed
1473 by a comparison of the moved register. Replace these with an
1474 addition of zero that does both actions in one instruction.
1476 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1479 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1480 predicate to allow CONST_INT.
1482 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1484 PR preprocessor/48677
1485 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1486 from decoded_options[0], not from itself.
1488 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1491 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1492 of standard_80387_constant_p.
1493 (*movxf_internal_nointeger): Ditto.
1494 (*movdf_internal): Remove dead code-size optimization.
1495 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1496 (*movdf_internal_nointeger): Ditto.
1497 (*movsf_internal): Ditto.
1498 (floating point move splitters): Ditto.
1499 * config/i386/constraints.md (G): Ditto.
1500 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1502 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1504 PR tree-optimization/48975
1505 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1506 on all bbs here and free and clear ifc_bbs at the end.
1508 2011-05-12 Richard Guenther <rguenther@suse.de>
1510 Backport from mainline
1511 2011-05-02 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/48822
1514 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1515 (process_scc): Indicate which iteration we start.
1517 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1520 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1521 if validate_subreg fails.
1523 2011-05-12 Nick Clifton <nickc@redhat.com>
1525 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1526 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1528 (rx_align_for_label): Test label before extracting its number of
1530 (rx_max_skip_for_label): Ignore debug insns.
1532 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1535 * tree-ssa.c (reset_debug_uses): New function.
1536 * tree-flow.h (reset_debug_uses): New prototype.
1537 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1538 * tree-loop-distribution.c (generate_loops_for_partition): Call
1539 reset_debug_uses on the stmts that will be removed. Keep around
1540 all debug stmts, don't count them as bits in partition bitmap.
1541 (generate_builtin): Don't count debug stmts or labels as bits in
1544 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1546 Backport from mainline
1547 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1549 PR target/48857, 48495
1550 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1552 (VSX_MOVE_MODE): Ditto.
1553 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1554 VSX vector types. Add V2DImode.
1555 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1556 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1557 (MODES_TIEABLE_P): Ditto.
1559 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1560 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1562 (init_cumulative_args): Ditto.
1563 (rs6000_function_arg_boundary): Ditto.
1564 (rs6000_function_arg_advance_1): Ditto.
1565 (rs6000_function_arg): Ditto.
1566 (rs6000_function_ok_for_sibcall): Ditto.
1567 (emit_frame_save): Ditto.
1568 (rs6000_function_value): Ditto.
1569 (rs6000_libcall_value): Ditto.
1571 2011-05-10 Nick Clifton <nickc@redhat.com>
1573 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1576 2011-05-10 DJ Delorie <dj@redhat.com>
1578 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1579 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1580 * config/rx/rx.c (rx_align_for_label): Add label and
1581 uses_threshold parameters. Do not align when the label is not
1583 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1585 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1587 Backported from mainline
1588 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1590 PR tree-optimization/48837
1591 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1592 when accumulator transformation is performed.
1594 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1596 PR tree-optimization/48611
1597 PR tree-optimization/48794
1598 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1599 referenced from RESX or EH_DISPATCH arguments.
1601 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1603 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1604 temporary register to match Pmode.
1606 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1608 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1609 (dataflow_set_preserve_mem_locs): Likewise.
1611 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1614 constraint modifier to "r".
1616 2011-05-06 Alan Modra <amodra@gmail.com>
1619 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1620 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1622 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1624 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1626 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1628 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1631 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1633 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1635 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1638 2011-05-05 Jason Merrill <jason@redhat.com>
1641 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1643 2011-05-05 Julian Brown <julian@codesourcery.com>
1645 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1646 parenthesis in D-register case.
1648 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
1650 Backport from mainline:
1651 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
1652 Ira Rosen <ira.rosen@linaro.org>
1655 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
1656 to match neon_vzip/vuzp/vtrn_internal.
1657 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
1658 outputs explicitly dependent on both inputs.
1659 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
1661 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1664 Use %v prefix in insn mnemonic to handle TARGET_AVX.
1665 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
1666 attribute calculation.
1667 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
1668 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
1669 for mov{q} mnemonic.
1670 (*vec_extractv2di_1_rex64_avx): Ditto.
1672 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
1673 Jakub Jelinek <jakub@redhat.com>
1676 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1677 only succeed if req_mode is the same as set_mode.
1679 2011-05-03 Richard Guenther <rguenther@suse.de>
1682 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1683 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1684 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1686 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
1689 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1690 for -fstack-check if the size to allocate is negative.
1692 2011-04-30 Jakub Jelinek <jakub@redhat.com>
1694 PR tree-optimization/48809
1695 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1697 (gen_inbound_check): Don't compute index_expr - range_min in utype
1698 again, instead reuse SSA_NAME initialized in build_arrays.
1699 Remove two useless gsi_for_stmt calls.
1701 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
1703 Backport from mainline
1704 2011-04-01 Andrew Pinski <pinskia@gmail.com>
1705 Michael Meissner <meissner@linux.vnet.ibm.com>
1708 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
1709 operands, as per the specifications.
1711 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
1712 (vec_extract_evenv4sf): Ditto.
1713 (vec_extract_evenv8hi): Ditto.
1714 (vec_extract_evenv16qi): Ditto.
1715 (vec_extract_oddv4si): Ditto.
1717 2011-04-28 Jakub Jelinek <jakub@redhat.com>
1720 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
1723 2011-04-27 Jakub Jelinek <jakub@redhat.com>
1726 * c-typeck.c (build_binary_op): Don't wrap arguments if
1727 int_operands is true.
1729 2011-04-26 Jakub Jelinek <jakub@redhat.com>
1732 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
1733 is error_mark_node, set value to NULL.
1735 PR tree-optimization/48734
1736 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
1737 if return value from maybe_fold_*_comparsions isn't something
1738 the code is prepared to handle.
1740 2011-04-26 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/48731
1743 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
1745 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
1748 * doc/extend.texi (Type Traits): Document __is_standard_layout,
1749 __is_literal_type, and __is_trivial; update throughout about
1750 possibly cv-qualified void types.
1752 2011-04-23 Jakub Jelinek <jakub@redhat.com>
1755 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
1756 to VOID_TYPE even around MODIFY_EXPR.
1758 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/48717
1761 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
1762 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
1764 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1767 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
1768 TREE_STATIC variables declared inside of some OpenMP construct.
1770 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
1774 vec_extract and vec_concat for non-SSE4_1 targets.
1776 2011-04-21 Richard Guenther <rguenther@suse.de>
1779 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
1780 objects and types here. Adjust for their offset before comparing.
1782 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
1784 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
1786 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1789 * config/pa/predicates.md (ior_operand): Delete predicate.
1790 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
1791 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
1792 expander. Use cint_ior_operand in unnamed insn.
1794 * config/pa/pa-protos.h (ior_operand): Delete declarations.
1796 2011-04-20 Jakub Jelinek <jakub@redhat.com>
1798 PR tree-optimization/48611
1799 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
1800 beyond ERT_MUST_NOT_THROW region.
1802 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
1804 Backport from mainline
1805 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
1808 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
1809 the types if they have different enumeration identifiers.
1811 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1814 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
1815 DECL_IN_CONSTANT_POOL without RTL.
1817 2011-04-20 Richard Guenther <rguenther@suse.de>
1819 Backport from mainline
1820 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
1823 * reload1.c (inc_for_reload): Return void. All callers changed.
1824 (emit_input_reload_insns): Don't try to delete previous output
1825 reloads to a register, or record spill_reg_store for autoincs.
1827 2011-04-19 Jakub Jelinek <jakub@redhat.com>
1830 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
1831 is a SUBREG with non-MODE_INT mode inside of it.
1833 2011-04-18 Jakub Jelinek <jakub@redhat.com>
1836 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
1837 if TREE_TYPE (v) is non-NULL.
1839 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
1840 gimple_get_virt_mehtod_for_binfo.
1841 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
1842 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
1844 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
1846 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1848 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
1850 2011-04-18 Jakub Jelinek <jakub@redhat.com>
1852 PR tree-optimization/48616
1853 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
1854 whether the shift is by scalar or vector based on whether all SLP
1855 scalar stmts have the same rhs.
1857 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
1859 * doc/passes.texi: Fill crossref nodes.
1861 2011-04-17 Marius Strobl <marius@FreeBSD.org>
1863 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
1864 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
1865 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
1867 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
1870 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
1871 is non-null before accessing it.
1872 (input_cgraph): Remove trailing spaces.
1874 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1876 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
1877 Replace match_operand with match_dup for the third operand in
1880 2011-04-15 Jakub Jelinek <jakub@redhat.com>
1883 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
1884 is a MEM, offset it as needed based on top 2 bits in operands[3],
1885 change MEM mode to SFmode and mask those 2 bits away from operands[3].
1887 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1889 Backport from mainline:
1890 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1893 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
1894 move from floating point to shift amount register.
1895 (emit_move_sequence): Remove secondary reload support for floating
1896 point to shift amount amount register copies.
1897 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
1898 amount register copies.
1899 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
1900 register, return false if mode isn't a scalar integer mode.
1901 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
1903 2011-04-13 Jakub Jelinek <jakub@redhat.com>
1906 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
1907 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
1909 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1911 Backport from mainline:
1912 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1914 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
1916 2011-04-12 Martin Jambor <mjambor@suse.cz>
1918 PR tree-optimization/48195
1919 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
1920 ipa_check_create_edge_args.
1921 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
1922 ipa_check_create_edge_args.
1923 * ipa-inline.c (inline_generate_summary): Do not call
1924 ipa_check_create_node_params and ipa_check_create_edge_args.
1925 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
1926 ipa_check_create_edge_args.
1928 2011-04-12 Jakub Jelinek <jakub@redhat.com>
1930 PR rtl-optimization/48549
1931 * combine.c (propagate_for_debug): Also stop after BB_END of
1932 this_basic_block. Process LAST and just stop processing after it.
1933 (combine_instructions): If last_combined_insn has been deleted,
1934 set last_combined_insn to its PREV_INSN.
1936 2011-04-12 Nick Clifton <nickc@redhat.com>
1938 * config/v850/v850.c (expand_prologue): Do not use the CALLT
1939 instruction for interrupt handlers if the target is the basic V850
1941 (expand_epilogue): Likewise.
1943 2011-04-12 Jakub Jelinek <jakub@redhat.com>
1946 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
1949 2011-04-11 Joseph Myers <joseph@codesourcery.com>
1951 * common.opt (Tbss=, Tdata=, Ttext=): New options.
1953 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1955 Backport from mainline:
1956 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1958 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
1960 2011-04-09 Duncan Sands <baldrick@free.fr>
1962 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
1964 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
1967 * config.gcc: disable unwind table generation for crtbegin/crtend
1970 2011-04-08 Jakub Jelinek <jakub@redhat.com>
1972 PR tree-optimization/48377
1973 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
1974 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
1976 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
1978 * config/i386/sse.md: Update copyright year.
1979 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
1980 register constraint.
1981 (*vec_concatv2sf_avx): Fix wrong register constraint in
1982 alternative 3 of operand 1.
1983 (*vec_set<mode>_0_avx): Avoid combining registers from different
1984 units in a single alternative.
1985 (*vec_set<mode>_0_sse4_1): Ditto.
1986 (*vec_set<mode>_0_sse2): Ditto.
1987 (vec_set<mode>_0): Ditto.
1988 (sse2_storehpd): Ditto.
1989 (sse2_loadhpd): Ditto.
1990 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
1991 * config/i386/predicates.md (sse_comparison_operator): Do not
1992 define as special predicate.
1994 2011-04-07 Jakub Jelinek <jakub@redhat.com>
1997 * combine.c (combine_instructions): Add last_combined_insn,
1998 update it if insn is after it, pass it to all try_combine calls.
1999 (try_combine): Add last_combined_insn parameter, pass it instead of
2000 i3 to propagate_for_debug.
2002 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2004 Backport from mainline
2005 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2007 PR rtl-optimization/48144
2008 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2009 (merge_expr_data): ... here.
2010 (av_set_intersect): Rename to av_set_code_motion_filter.
2011 Update all callers. Call merge_history_vect when an
2012 expression is found in both sets.
2013 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2015 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2018 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2019 as base_reg whatever register reg has been eliminated to, instead
2020 of hardcoding STACK_POINTER_REGNUM.
2022 Backported from mainline
2023 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2026 * expr.c (expand_assignment): Handle all possibilities
2027 if TO_RTX is CONCAT.
2028 * expmed.c (store_bit_field_1): Avoid trying to create
2030 (store_split_bit_field): If SUBREG_REG (op0) or
2031 op0 itself has smaller mode than word, return it
2032 for offset 0 and const0_rtx for out-of-bounds stores.
2033 If word is const0_rtx, skip it.
2035 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2037 * gcov-io.c: Use GCC Runtime Library Exception.
2039 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2041 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2043 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2045 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2047 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2049 Backport from mainline
2050 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2052 PR rtl-optimization/48143
2053 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2054 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2055 sse2_cvtps2pd): Likewise.
2057 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2060 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2061 frame-related from frame-unrelated adjustments to the stack pointer.
2063 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2065 Backport from mainline
2066 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2069 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2072 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2075 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2076 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2077 dw_fde_unlikely_section_end_label, cold_in_std_section,
2078 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2079 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2081 (output_fde): Use dw_fde_second_{begin,end} if second is
2082 true, otherwise dw_fde_{begin,end}.
2083 (output_call_frame_info): Test dw_fde_second_begin != NULL
2084 instead of dw_fde_switched_sections.
2085 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2086 fields, initialize new fields. Initialize in_std_section
2087 unconditionally from the first partition.
2088 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2089 dw_fde_second_begin is non-NULL.
2090 (dwarf2out_switch_text_section): Stop initializing removed
2091 dw_fde_struct fields, initialize new fields, initialize
2092 also dw_fde_end here. Set dw_fde_switch_cfi even when
2093 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2094 (struct var_loc_list_def): Add last_before_switch field.
2095 (arange_table, arange_table_allocated, arange_table_in_use,
2096 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2097 (size_of_aranges): Count !in_std_section and !second_in_std_section
2098 hunks in fdes, instead of looking at arange_table_in_use.
2099 (output_aranges): Add aranges_length argument, don't call
2100 size_of_aranges here. Instead of using aranges_table*
2101 emit ranges for fdes when !in_std_section resp.
2102 !second_in_std_section.
2103 (dw_loc_list): Break ranges crossing section switch.
2104 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2105 use dw_fde_second_end instead of dw_fde_end as end of last
2107 (gen_subprogram_die): Don't call add_arange. Use
2108 dw_fde_{begin,end} for first partition and if switched
2109 section dw_fde_second_{begin,end} for the second.
2110 (var_location_switch_text_section_1,
2111 var_location_switch_text_section): New functions.
2112 (dwarf2out_begin_function): Initialize cold_text_section even
2113 when function_section () isn't text_section.
2114 (prune_unused_types): Don't walk arange_table.
2115 (dwarf2out_finish): Don't needlessly test
2116 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2117 If info_section_emitted, call size_of_aranges and if it indicates
2118 non-empty .debug_aranges, call output_aranges with the computed
2119 size. Stop using removed dw_fde_struct fields, use
2120 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2123 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2125 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2126 (alpha_option_override): Don't set alpha_sr_alias_set.
2127 (emit_frame_store_1): Use gen_frame_mem rather than calling
2129 (alpha_expand_epilogue): Ditto.
2130 (unicosmk_gen_dsib): Ditto.
2132 2011-03-29 Nick Clifton <nickc@redhat.com>
2134 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2135 (ASM_OUTPUT_MAX_SKIP): Define.
2136 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2137 allow LT aor GE comparisons.
2138 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2139 * config/rx/rx.md: Add peepholes and patterns to combine extending
2140 loads with simple arithmetic instructions.
2141 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2142 to use pre-decrement and post-increment addressing.
2143 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2144 that the INT is a valid offset.
2145 (rx_print_operand): Handle %R.
2146 Fix %Q's handling of MEMs.
2147 (rx_option_override): Set alignments.
2148 (rx_align_for_label): New function.
2149 (rx_max_skip_for_label): New function.
2150 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2151 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2152 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2153 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2155 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2157 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2158 for invalid symbolic addresses.
2159 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2162 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2165 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2167 2011-03-28 Richard Guenther <rguenther@suse.de>
2169 Backport from mainline
2170 2011-03-24 Richard Guenther <rguenther@suse.de>
2173 * tree-object-size.c (addr_object_size): Do not double-account
2174 for MEM_REF offsets.
2176 2011-03-22 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/48228
2179 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2180 for single-arg PHIs.
2182 2011-03-17 Richard Guenther <rguenther@suse.de>
2185 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2186 a value make sure to fold the statement.
2188 2011-03-15 Richard Guenther <rguenther@suse.de>
2191 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2192 or variable-indexed array accesses when in gimple form.
2194 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2199 * doc/extend.texi (Alignment): Move section to match order in TOC.
2200 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2201 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2203 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2205 Backport from mainline:
2206 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2210 alternatives that can be handled with movq or movabsq insn.
2211 (*movdf_internal): Disable for !TARGET_64BIT.
2212 (*movdf_internal_nointeger): Ditto.
2213 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2215 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2217 Backport from mainline
2218 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2221 * simplify-rtx.c (simplify_const_unary_operation): Call
2222 real_convert when changing mode class with FLOAT_EXTEND.
2224 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2228 * c-common.c (shorten_compare): If primopN is first sign-extended
2229 to opN and then zero-extended to result type, set primopN to opN.
2231 PR rtl-optimization/48156
2232 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2233 assume df and df_lr are not NULL.
2235 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2237 PR rtl-optimization/48141
2238 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2239 * dse.c: Include params.h.
2240 (active_local_stores_len): New variable.
2241 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2243 (record_store, check_mem_read_rtx): Decrease it when removing
2245 (scan_insn): Likewise. Increase it when adding to chain, if it
2246 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2247 set active_local_stores to NULL before the addition.
2248 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2250 PR rtl-optimization/48141
2251 * dse.c (record_store): If no positions are needed in an insn
2252 that cannot be deleted, at least unchain it from active_local_stores.
2254 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2256 * BASE-VER: Set to 4.6.1.
2257 * DEV-PHASE: Set to prerelease.
2259 2011-03-25 Release Manager
2261 * GCC 4.6.0 released.
2263 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2265 * config/rs6000/t-freebsd: Remove duplication from file.
2267 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2270 * doc/install.texi (Prerequisites): Move jar etc. up.
2271 Explain support library version requirements.
2273 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2276 * doc/install.texi (Prerequisites): Move Perl to build
2277 requirements. Always necessary on Solaris 2 with Sun ld.
2279 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2281 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2283 (Specific, i?86-*-solaris2.[89]): Likewise.
2284 (Specific, i?86-*-solaris2.10): Likewise.
2285 (Specific, mips-sgi-irix6): Likewise.
2286 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2287 Update for binutils 2.21.
2289 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2292 * config/s390/s390.c (s390_delegitimize_address): Don't call
2293 lowpart_subreg if orig_x has BLKmode.
2295 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2297 * c-decl.c (diagnose_mismatched_decls): Give an error for
2298 redefining a typedef with variably modified type.
2300 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2302 * c-decl.c (grokfield): Don't allow typedefs for structures or
2303 unions with no tag by default.
2304 * doc/extend.texi (Unnamed Fields): Update.
2306 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2309 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2310 arange_table_in_use is 0, but either text_section_used or
2311 cold_text_section_used is true. Don't call it if
2312 !info_section_emitted.
2314 2011-03-18 Richard Guenther <rguenther@suse.de>
2316 * doc/install.texi (--enable-gold): Remove.
2317 (--with-plugin-ld): Document.
2318 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2320 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2322 Backport from mainline
2323 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2328 2011-03-18 Richard Henderson <rth@redhat.com>
2329 Jakub Jelinek <jakub@redhat.com>
2332 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2333 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2335 2011-03-17 Richard Guenther <rguenther@suse.de>
2338 * tree-object-size.c (compute_object_offset): Properly return
2339 the offset operand of MEM_REFs as sizetype.
2341 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2344 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2345 (lookup_type_die_strip_naming_typedef): ... here.
2346 (get_context_die): Use it.
2347 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2348 the anonymous struct named by the naming typedef.
2350 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2353 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2354 in the output template.
2356 2011-03-15 Alan Modra <amodra@gmail.com>
2359 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2360 presume symbol_refs without a symbol_ref_decl are suitably
2361 aligned, nor other trees we may see here. Handle anchor symbols.
2362 (legitimate_constant_pool_address_p): Comment. Add mode param.
2363 Check cmodel=medium addresses. Adjust all calls.
2364 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2365 creating cmodel=medium optimized access to locals.
2366 * config/rs6000/constraints.md (R): Pass QImode to
2367 legitimate_constant_pool_address_p.
2368 * config/rs6000/predicates.md (input_operand): Pass mode to
2369 legitimate_constant_pool_address_p.
2370 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2373 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2376 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2377 64-bit constants being loaded into registers other than GPRs such
2378 as loading 0 into a VSX register.
2380 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2382 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2385 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2387 * doc/invoke.texi, doc/standards.texi: Refer to
2388 gcc-4.6/c99status.html.
2390 * DEV-PHASE: Mark "prerelease".
2392 2011-03-14 Richard Guenther <rguenther@suse.de>
2395 * tree.c (build_vector_from_val): Adjust assert to requirements
2398 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2401 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2404 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2406 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2407 terms of target_flags_explicit. Adjust copyright year.
2409 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2410 * config/rs6000/t-freebsd: New file. Add override for
2413 2011-03-13 Chris Demetriou <cgd@google.com>
2415 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2416 (-fno-diagnostics-show-option): this, to reflect current default.
2417 (-Werror=): Update text about -fno-diagnostics-show-option.
2419 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2422 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2423 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2424 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2425 mode is not V2DImode or V2DFmode.
2426 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2427 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2428 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2430 (movdi_internal64): Likewise.
2432 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2434 PR tree-optimization/47127
2435 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2437 (set_cloog_options): Same.
2438 (scop_to_clast): Same.
2439 (print_clast_stmt): Do not call cloog_state_malloc and
2441 (print_generated_program): Same.
2443 * graphite-clast-to-gimple.h (cloog_state): Declared.
2444 (scop_to_clast): Adjust declaration.
2445 * graphite.c (cloog_state): Defined here.
2446 (graphite_initialize): Call cloog_state_malloc.
2447 (graphite_finalize): Call cloog_state_free.
2449 2011-03-11 Jason Merrill <jason@redhat.com>
2451 * attribs.c (lookup_attribute_spec): Take const_tree.
2454 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2456 * config/sparc/sparc.c (sparc_option_override): Use
2457 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2459 2011-03-11 Richard Guenther <rguenther@suse.de>
2461 PR tree-optimization/48067
2462 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2463 multiplication result will be only used once on the target
2466 2011-03-11 Richard Guenther <rguenther@suse.de>
2468 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2470 2011-03-11 Richard Guenther <rguenther@suse.de>
2473 * tree.c (find_decls_types_r): Do not walk types only reachable
2474 from IDENTIFIER_NODEs.
2476 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2479 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2480 all vnode->force_output nodes as needed.
2482 2011-03-11 Jason Merrill <jason@redhat.com>
2485 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2486 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2488 2011-03-11 Martin Jambor <mjambor@suse.cz>
2490 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2493 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2495 PR tree-optimization/48063
2496 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2497 inline functions called once if !tree_can_inline_p (node->callers).
2499 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2501 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2503 * config/score/score3.c: Delete.
2504 * config/score/score3.h: Delete.
2505 * config/score/mul-div.S: Delete.
2506 * config/score/sfp-machine.h: Add new file.
2507 * config/score/constraints.md: Add new file.
2508 * config/score/t-score-softfp: Add new file.
2509 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2510 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2511 (score7_extra_constraint): Delete.
2512 (score7_option_override): Remove unused code.
2513 * config/score/score.c: Remove score3 and score5 define and code.
2514 * config/score/score.h: Remove score3 and score5 define and code.
2515 * config/score/score.md: Remove score3 template and unusual insn.
2516 * config/score/score.opt: Remove score3 and score5 options.
2518 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2520 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2521 when _HPUX_SOURCE is defined.
2522 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2524 2011-03-10 Jason Merrill <jason@redhat.com>
2527 * stor-layout.c (layout_type): Don't set structural equality
2528 on arrays of incomplete type.
2529 * tree.c (type_hash_eq): Handle comparing them properly.
2531 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2534 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2535 result mode matches original rtl mode.
2537 2011-03-10 Nick Clifton <nickc@redhat.com>
2539 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2540 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2542 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2544 PR rtl-optimization/47866
2545 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2546 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2547 if target wasn't scalar.
2548 * function.c (assign_stack_temp_for_type): Assert that neither
2549 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2550 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2552 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2554 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2556 * config/s390/s390-protos.h (s390_label_align): New prototype.
2557 * config/s390/s390.c (s390_label_align): New function.
2558 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2560 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2563 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2564 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2565 (output_vec_const_move): Ditto.
2567 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2569 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2570 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2571 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2572 Change 'rclass' argument and result type to reg_class_t.
2573 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2575 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2577 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2578 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2579 (TARGET_MEMORY_MOVE_COST): Define.
2580 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2582 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2585 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2588 PR tree-optimization/48022
2589 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2592 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2595 * var-tracking.c (find_use_val): Return NULL for
2596 cui->sets && cui->store_p BLKmode MEMs.
2598 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2600 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2602 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2603 xstormy16_print_operand_address): Remove.
2604 * config/stormy16/stormy16.c (xstormy16_print_operand,
2605 xstormy16_print_operand_address): Make static.
2606 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2608 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2611 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2612 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2615 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2618 * cfgloopmanip.c (fix_bb_placements): Return immediately
2619 if FROM is BASE_LOOP's header.
2621 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2623 * gimplify.c (gimplify_function_tree): Fix building calls
2624 to __builtin_return_address.
2626 2011-03-07 Alan Modra <amodra@gmail.com>
2628 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2629 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2630 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2631 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2633 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2634 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2635 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2636 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2637 * config/rs6000/rs6000.c
2638 (rs6000_elf_end_indicate_exec_stack): Rename to..
2639 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2640 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2641 (rs6000_file_start): ..here.
2642 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
2643 file scope variables.
2644 (call_ABI_of_interest): New function.
2645 (init_cumulative_args): Set above vars when function return value
2646 is a float, vector, or small struct.
2647 (rs6000_function_arg_advance_1): Likewise for function args.
2648 (rs6000_va_start): Set rs6000_passes_float if variable arg function
2649 references float args.
2651 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
2653 * doc/cfg.texi: Remove "See" before @ref.
2654 * doc/invoke.texi: Likewise.
2656 2011-03-05 Jason Merrill <jason@redhat.com>
2658 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
2660 2011-03-05 Anthony Green <green@moxielogic.com>
2662 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
2664 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
2666 PR rtl-optimization/47899
2667 * cfgloopmanip.c (fix_bb_placements): Fix first argument
2668 to flow_loop_nested_p when moving the loop upward.
2670 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
2673 * arm.md (movhi_insn_arch4): Accept any immediate constant.
2675 2011-03-05 Jakub Jelinek <jakub@redhat.com>
2677 PR tree-optimization/47967
2678 * ipa-cp.c (build_const_val): Return NULL instead of creating
2679 VIEW_CONVERT_EXPR for mismatching sizes.
2680 (ipcp_create_replace_map): Return NULL if build_const_val failed.
2681 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
2682 give up on versioning.
2684 2011-03-05 Alan Modra <amodra@gmail.com>
2687 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2688 full cmodel medium/large lo_sum + high addresses.
2690 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2692 * config/s390/s390.c (s390_decompose_address): Reject non-literal
2693 pool references in UNSPEC_LTREL_OFFSET.
2695 2011-03-04 Jan Hubicka <jh@suse.cz>
2698 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
2699 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
2700 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
2701 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
2702 cgraph_add_thunk): Add node pointers.
2703 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
2704 associated to right node.
2705 (input_node): Update use of cgraph_same_body_alias
2706 and cgraph_add_thunk.
2708 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
2710 * config/i386/i386.opt (mprefer-avx128): New flag.
2711 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
2712 when the flag -mprefer-avx128 is on.
2714 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
2716 * dwarf2out.c (compare_loc_operands): Fix address handling.
2718 2011-03-04 Alan Modra <amodra@gmail.com>
2720 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
2722 2011-03-04 Richard Guenther <rguenther@suse.de>
2725 * expmed.c (extract_bit_field_1): Prefer vector modes that
2726 vec_extract patterns can handle.
2728 2011-03-04 Richard Guenther <rguenther@suse.de>
2731 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
2733 2011-03-04 Richard Henderson <rth@redhat.com>
2735 * explow.c (emit_stack_save): Remove 'after' parameter.
2736 (emit_stack_restore): Likewise.
2737 * expr.h: Update to match.
2738 * builtins.c, calls.c, stmt.c: Likewise.
2739 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
2740 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
2741 * function.c (expand_function_end): Insert the emit_stack_save
2742 sequence before parm_birth_insn instead of after.
2744 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
2747 (ssse3_pmaddubsw128): Ditto.
2748 (ssse3_pmaddubsw): Ditto.
2750 2011-03-03 Steve Ellcey <sje@cup.hp.com>
2752 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
2754 2011-03-03 Jakub Jelinek <jakub@redhat.com>
2757 * gimplify.c (omp_add_variable): Only call omp_notice_variable
2758 on TYPE_SIZE_UNIT if it is a DECL.
2761 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
2762 first operand is not is_gimple_mem_ref_addr, try to fold it.
2763 If the operand still isn't is_gimple_mem_ref_addr, clear
2766 2011-03-03 Richard Guenther <rguenther@suse.de>
2769 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
2771 (refs_may_alias_p_1): For release branches return true if
2772 we are confused by our input.
2774 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2776 * config/s390/s390.c (s390_function_value): Rename to ...
2777 (s390_function_and_libcall_value): ... this.
2778 (s390_function_value): New function.
2779 (s390_libcall_value): New function.
2780 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
2781 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
2782 target macro definitions.
2783 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
2785 2011-03-02 Joseph Myers <joseph@codesourcery.com>
2787 * config/i386/freebsd64.h (CC1_SPEC): Define.
2788 * config/i386/linux64.h (CC1_SPEC): Define.
2789 * config/i386/x86-64.h (CC1_SPEC): Don't define.
2791 2011-03-02 Anatoly Sokolov <aesok@post.ru>
2793 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2795 * config/stormy16/stormy16.c: Include reload.h.
2796 (xstormy16_memory_move_cost): New function.
2797 (TARGET_MEMORY_MOVE_COST): Define.
2799 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
2801 PR rtl-optimization/47925
2802 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
2803 with side effects. Remove the more-specific check for volatile asms.
2805 2011-03-02 Alan Modra <amodra@gmail.com>
2808 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
2809 toc relative addresses for valid offsets.
2811 2011-03-01 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/47890
2814 * tree-vect-loop.c (get_initial_def_for_induction): Set
2815 related stmt properly.
2817 2011-03-01 Richard Guenther <rguenther@suse.de>
2820 * lto-streamer.c (lto_record_common_node): Also register
2823 2011-03-01 Richard Guenther <rguenther@suse.de>
2826 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2827 Do not stream DECL_ABSTRACT_ORIGIN.
2828 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2829 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2830 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2831 Do not stream DECL_ABSTRACT_ORIGIN.
2832 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2833 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2835 2011-02-28 Anatoly Sokolov <aesok@post.ru>
2837 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
2838 FUNCTION_VALUE_REGNO_P): Remove.
2839 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
2840 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
2841 Add 'outgoing' argument.
2842 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
2844 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2845 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2847 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
2850 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
2851 (lookup_filename): Likewise.
2852 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
2854 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
2855 Jakub Jelinek <jakub@redhat.com>
2858 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
2859 (assign_stack_local_1): Change last argument type to int.
2860 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
2861 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
2862 don't record padding space into frame_space_list nor use those areas.
2863 (assign_stack_local): Adjust caller.
2864 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
2865 of assign_stack_local, pass 0 as last argument.
2866 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
2869 2011-02-28 Jakub Jelinek <jakub@redhat.com>
2872 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
2873 Use target address_mode and pointer_mode hooks instead of hardcoded
2874 Pmode and ptr_mode. Handle some simple cases of extending if
2875 POINTERS_EXTEND_UNSIGNED < 0.
2876 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
2877 Call convert_debug_memory_address.
2878 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
2879 convert_debug_memory_address.
2882 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
2883 * configure: Regenerated.
2884 * config.in: Regenerated.
2885 * varasm.c (default_function_section): Return NULL
2886 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
2888 2011-02-28 Martin Jambor <mjambor@suse.cz>
2890 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
2891 the description to match the printed values.
2893 2011-02-28 Richard Guenther <rguenther@suse.de>
2895 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
2896 of the copied scope tree.
2898 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2900 * doc/extend.texi (Function Attributes): Avoid deeply (and
2901 wrongly) nested tables.
2903 2011-02-27 Jakub Jelinek <jakub@redhat.com>
2906 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
2907 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
2908 r isn't op0 nor op1.
2910 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
2912 * config/avr/avr.md: Remove magic comment for emacs.
2914 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
2917 * config/avr/avr.c (avr_option_override): Use error on bad options.
2918 (avr_help): New function.
2919 (TARGET_HELP): Define.
2921 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
2924 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
2925 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
2927 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
2929 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
2930 (ARM Options): Ditto.
2931 (i386 and x86-64 Options): Ditto.
2932 (RX Options): Ditto.
2933 (SPARC Options): Ditto.
2935 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
2937 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
2938 FreeBSD 6 and later. Generally use cpu generic.
2940 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2942 * doc/cpp.texi: Update copyright years.
2944 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
2947 * config/lm32/lm32.md (ashrsi3): Added needed variable.
2949 2011-02-25 Jon Beniston <jon@beniston.com>
2952 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
2953 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
2954 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
2955 (lm32_block_move_inline): Add type cast to remove warning.
2956 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
2957 (gen_int_relational): Move declarations to start of function.
2959 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
2961 PR tree-optimization/45470
2962 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
2963 can throw internally only.
2964 * tree-vect-stmts.c (vectorizable_call): Likewise.
2966 2011-02-24 Anatoly Sokolov <aesok@post.ru>
2968 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
2969 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2970 * config/stormy16/stormy16-protos.h
2971 (xstormy16_preferred_reload_class): Remove.
2972 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
2973 static. Change 'rclass' argument and return type to reg_class_t.
2974 (TARGET_PREFERRED_RELOAD_CLASS,
2975 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2977 2011-02-24 Richard Guenther <rguenther@suse.de>
2979 * lto-streamer-in.c (input_bb): Do not find referenced vars
2980 in debug statements.
2982 2011-02-23 Jason Merrill <jason@redhat.com>
2984 * common.opt (fabi-version): Document v5 and v6.
2986 2011-02-23 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/47849
2989 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
2991 2011-02-23 Jie Zhang <jie@codesourcery.com>
2993 * opts-common.c (decode_cmdline_option): Print empty string
2994 argument as "" in decoded->orig_option_with_args_text.
2995 * gcc.c (execute): Print empty string argument as ""
2996 in the verbose output.
2997 (do_spec_1): Keep empty string argument.
2999 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3001 * config.gcc: Declare score-* and crx-* obsolete.
3003 2011-02-23 Jie Zhang <jie@codesourcery.com>
3005 PR rtl-optimization/47763
3006 * web.c (web_main): Ignore naked clobber when replacing register.
3008 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3010 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3013 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3016 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3018 2011-02-22 Mike Stump <mikestump@comcast.net>
3020 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3022 * configure: Regenerate.
3024 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3026 PR rtl-optimization/46002
3027 * ira-color.c (update_copy_costs): Change class intersection
3028 test to reg_class_contents[] test of 'hard_regno'.
3030 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3032 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3034 * config/hpux11.opt (mt): Likewise.
3035 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3036 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3037 * config/vax/elf.opt (mno-asm-pic): Likewise.
3038 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3040 2011-02-21 Mike Stump <mikestump@comcast.net>
3043 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3044 tree so we can get save the type.
3045 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3046 for CFString instead of trying to use past the end of the builtins.
3047 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3048 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3049 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3050 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3051 Rename to darwin_builtin_cfstring.
3052 (darwin_init_cfstring_builtins): Return the built type.
3054 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3058 (_mm256_insert_epi64): Use _mm_insert_epi64.
3060 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3062 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3063 * config/stormy16/stormy16-protos.h
3064 (xstormy16_mode_dependent_address_p): Remove.
3065 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3066 Make static. Change return type to bool. Change argument type to
3067 const_rtx. Remove dead code.
3068 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3070 2011-02-21 Richard Guenther <rguenther@suse.de>
3073 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3074 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3075 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3077 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3078 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3080 2011-02-20 Richard Guenther <rguenther@suse.de>
3083 * tree.c (free_lang_data_in_decl): Clean builtins from
3084 the TU decl BLOCK_VARS.
3086 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3090 * haifa-sched.c (fix_tick_ready): Skip tick computation
3093 2011-02-19 Richard Guenther <rguenther@suse.de>
3096 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3097 Remove lazy BLOCK_VARS streaming.
3098 (lto_input_ts_block_tree_pointers): Likewise.
3099 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3101 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3103 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3105 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3107 * config/i386/biarch32.h, config/i386/mach.h,
3108 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3110 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3113 * config/i386/i386.md (peephole2 for shift and plus): Use
3114 operands[1] original mode in the first insn.
3116 2011-02-18 Mike Stump <mikestump@comcast.net>
3118 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3120 2011-02-18 Jan Hubicka <jh@suse.cz>
3123 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3124 to zero when the function is not inlinable at all.
3126 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3128 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3129 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3130 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3131 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3132 * config/pa/t-pa64: Likewise.
3133 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3135 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3138 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3140 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3143 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3145 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3147 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3148 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3149 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3150 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3151 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3152 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3153 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3154 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3155 m32r_legitimate_address_p): New functions.
3156 * config/m32r/constraints.md (constraint "S"): Don't use
3157 STORE_PREINC_PREDEC_P.
3158 (constraint "U"): Don't use LOAD_POSTINC_P.
3160 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3162 PR rtl-optimization/46178
3163 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3164 compute ira_hard_regno_cover_class[].
3166 2011-02-18 Richard Guenther <rguenther@suse.de>
3169 * lto-streamer.h (lto_global_var_decls): Declare.
3170 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3171 statics for global var processing.
3173 2011-02-18 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/47737
3176 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3177 edge dominance check.
3179 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3182 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3183 avoid invalid rtx sharing.
3185 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3187 * doc/cpp.texi (Obsolete Features): Add background on the
3188 origin of assertions.
3190 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3192 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3194 * config/darwin.c (output_objc_section_asm_op): Added support for
3196 (is_objc_metadata): New.
3197 (darwin_objc2_section): New.
3198 (darwin_objc1_section): New.
3199 (machopic_select_section): Added support for ABI v1 and v2.
3200 (darwin_emit_objc_zeroed): New.
3201 (darwin_output_aligned_bss): Detect objc metadata and treat it
3203 (darwin_asm_output_aligned_decl_common): Same.
3204 (darwin_asm_output_aligned_decl_local): Same.
3205 * config/darwin-sections.def: Updated for ABI v1 and v2.
3206 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3207 compiling Objective-C code for the NeXT runtime, default to using
3208 ABI version 0 for 32-bit, and version 2 for 64-bit.
3210 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3212 * common.opt (optimize_fast): New Variable.
3213 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3214 instead of local variable ofast.
3216 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3218 * doc/invoke.texi (fobjc-abi-version): Documented.
3219 (fobjc-nilcheck): Documented.
3220 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3223 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3226 * common.opt (export-dynamic): New Driver option.
3227 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3229 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3231 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3233 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3234 Jan Hubicka <jh@suse.cz>
3238 * cfgexpand.c (account_used_vars_for_block): Remove.
3239 (estimated_stack_frame_size): Use referenced vars.
3240 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3241 that were referenced in the original function. Test src_fn
3242 rather than cfun. Drop redundant get_var_ann.
3243 (setup_one_parameter): Drop redundant get_var_ann.
3244 (declare_return_variable): Likewise.
3245 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3246 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3247 * ipa-inline.c (compute_inline_parameters): Do not compute
3248 disregard_inline_limits here.
3249 (compute_inlinable_for_current, pass_inlinable): New.
3250 (pass_inline_parameters): Require PROP_referenced_vars.
3251 * cgraphunit.c (cgraph_process_new_functions): Don't run
3252 compute_inline_parameters explicitly unless function is in SSA form.
3253 (cgraph_analyze_function): Set .disregard_inline_limits.
3254 * tree-sra.c (convert_callers): Compute inliner parameters
3255 only for functions already in SSA form.
3257 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3259 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3260 -mlittle-endian-data.
3262 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3264 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3265 -mno-fpu, not -fpu and -no-fpu.
3266 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3267 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3269 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3272 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3273 input reload with PLUS RTX.
3275 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3277 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3278 of InverseVar(MDMX).
3280 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3282 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3285 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3287 * config/mn10300/mn10300.opt (mno-crt0): New.
3289 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3291 * config/m68k/uclinux.opt (static-libc): New Driver option.
3293 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3295 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3297 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3299 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3300 %{muser-extend-enabled}.
3302 2011-02-16 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/47738
3305 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3306 the TODO from tree_predictive_commoning.
3308 2011-02-15 Jeff Law <law@redhat.com>
3311 2011-01-25 Jeff Law <law@redhat.com>
3313 PR rtl-optimization/37273
3314 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3315 handle them like argument loads from stack slots. Do not double
3316 count memory for memory constants and argument loads from stack slots.
3318 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3321 * combine.c (cant_combine_insn_p): Revert the last change.
3323 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3326 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3327 mode for vector constants. Remove code that checks for TImode.
3329 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3333 * cgraph.h (compute_inline_parameters): Return void.
3334 * ipa-inline.c (compute_inline_parameters): Adjust.
3336 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3340 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3342 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3343 * ipa-inline.c (compute_inline_parameters): Adjust.
3345 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3349 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3350 Adjust all users. Pass FN to...
3351 * tree-flow-inline.h (first_referenced_var): ... this. Add
3353 * ipa-struct-reorg.c: Adjust.
3354 * tree-dfa.c: Adjust.
3355 * tree-into-ssa.c: Adjust.
3356 * tree-sra.c: Adjust.
3357 * tree-ssa-alias.c: Adjust.
3358 * tree-ssa-live.c: Adjust.
3359 * tree-ssa.c: Adjust.
3360 * tree-ssanames.c: Adjust.
3361 * tree-tailcall.c: Adjust.
3363 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3367 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3369 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3370 * tree-flow-inline.h: Adjust.
3371 * gimple-pretty-print.c: Adjust.
3372 * tree-into-ssa.c: Adjust.
3373 * tree-ssa.c: Adjust.
3374 * cfgexpand.c: Adjust.
3376 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3378 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3379 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3380 (EXTRA_CONSTRAINT): Delete.
3381 * config/iq2000/constraints.md: New file.
3382 * config/iq2000/iq2000.md: Include it.
3383 (define_insn ""): Delete.
3384 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3385 unsupported constraint letters from patterns.
3386 (call_value, call_value_internal1): Likewise.
3387 (call_value_multiple_internal1): Likewise.
3389 2011-02-15 Nick Clifton <nickc@redhat.com>
3391 * config/mn10300/mn10300.c: Include tm-constrs.h.
3392 (struct liw_data): New data structure describing an LIW candidate
3394 (extract_bundle): Use struct liw_data. Allow small integer
3395 operands for some instructions.
3396 (check_liw_constraints): Use struct liw_data. Remove swapped
3397 parameter. Add comments describing the checks. Fix bug when
3398 assigning the source of liw1 to the source of liw2.
3399 (liw_candidate): Delete. Code moved into extract_bundle.
3400 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3402 * config/mn10300/predicates.md (liw_operand): New predicate.
3403 Allows registers and small integer constants.
3404 * config/mn10300/constraints.md (O): New constraint. Accetps
3405 integers in the range -8 to +7 inclusive.
3406 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3407 for moving a small integer into a register. Give this alternative
3409 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3410 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3411 using the J,K,L and M constraints,
3412 (liw): Remove SI mode on second operands to allow for HI and QI
3414 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3417 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3420 * combine.c (cant_combine_insn_p): Check zero/sign extended
3423 2011-02-15 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/47743
3426 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3427 for a non-type-compatible VN lookup bail out.
3429 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3431 * config/fr30/constraints.md: New file.
3432 * config/fr30/fr30.md: Include it.
3433 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3434 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3435 (EXTRA_CONSTRAINT): Delete.
3437 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3439 * config/frv/constraints.md: New file.
3440 * config/frv/predicates.md: Include it.
3441 * config/frv/frv.c (reg_class_from_letter): Delete.
3442 (frv_option_override): Don't initialize it.
3443 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3444 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3445 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3446 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3447 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3448 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3449 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3450 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3451 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3452 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3453 (REG_CLASS_FROM_CONSTRAINT): Delete.
3455 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3458 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3459 if frame size is 0 in a leaf function.
3461 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * config/alpha/host-osf.c: New file.
3465 * config/alpha/x-osf: New file.
3466 * config.host (alpha*-dec-osf*): Use it.
3468 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3470 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3471 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3472 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3473 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3475 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3477 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3479 * config/stormy16/constraints.md: New file.
3480 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3481 Use satisfies_constraint_Q and satisfies_constraint_R.
3482 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3484 (xstormy16_legitiamte_address_p): Declare.
3485 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3486 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3487 (EXTRA_CONSTRAINT): Delete.
3488 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3490 (xstormy16_extra_constraint_p): Delete.
3492 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3494 PR tree-optimization/46494
3495 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3496 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3497 (pass_rtl_loop_done): Add TODO_verify_flow.
3498 * fwprop.c (pass_rtl_fwprop): Likewise.
3499 * modulo-sched.c (pass_sms): Likewise.
3500 * tree-ssa-dom.c (pass_dominator): Likewise.
3501 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3502 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3503 (pass_tree_loop_done): Likewise.
3504 * tree-ssa-pre.c (execute_pre): Likewise.
3505 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3506 * tree-ssa-sink.c (pass_sink_code): Likewise.
3507 * tree-vrp.c (pass_vrp): Likewise.
3509 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3511 * config/v850/constraints.md: New file.
3512 * config/v850/v850.md: Include it.
3513 * config/v850/predicates.md (reg_or_0_operand): Use
3514 satisfies_constraint_G.
3515 (special_symbolref_operand): Use satisfies_constraint_K.
3516 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3517 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3518 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3519 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3520 (EXTRA_CONSTRAINT): Delete.
3521 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3522 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3523 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3525 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3528 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3531 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3533 * config/mcore/constraints.md: New file.
3534 * config/mcore/mcore.md: Include it.
3535 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3536 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3537 (REG_CLASS_FROM_LETTER): Delete.
3538 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3539 insn_const_int_ok_for_constraint.
3540 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3541 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3542 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3543 (EXTRA_CONSTRAINT): Delete.
3545 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3548 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3549 (IS_SIGHANDLER): Define.
3550 (sparc64_is_sighandler): New function, split off from
3551 sparc64_fallback_frame_state.
3552 (sparc_is_sighandler): New function, split off from
3553 sparc_fallback_frame_state.
3554 (sparc64_fallback_frame_state): Merge with ...
3555 (sparc_fallback_frame_state): ... this into ...
3556 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3557 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3558 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3559 stack instead of hardcoded offsets.
3561 2011-02-14 Andriy Gapon <avg@freebsd.org>
3564 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3566 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3568 * configure: Regenerate.
3570 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3573 * gcc.c (asm_options): Correct spec matching --target-help.
3575 2011-02-12 Martin Jambor <mjambor@suse.cz>
3577 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3578 to gimple call error.
3580 2011-02-12 Mike Stump <mikestump@comcast.net>
3582 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3583 comments in backslash regions.
3585 2011-02-12 Mike Stump <mikestump@comcast.net>
3586 Jakub Jelinek <jakub@redhat.com>
3587 Iain Sandoe <iains@gcc.gnu.org>
3590 * dwarf2out.c (output_cfa_loc): When required, apply the
3591 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3592 (output_loc_sequence): Likewise.
3593 (output_loc_operands_raw): Likewise.
3594 (output_loc_sequence_raw): Likewise.
3595 (output_cfa_loc): Likewise.
3596 (output_loc_list): Suppress register number adjustment when
3597 calling output_loc_sequence()
3598 (output_die): Likewise.
3600 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3602 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3604 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3605 xtensa_memory_move_cost): New functions.
3606 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3608 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3611 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3612 in the current directory.
3613 * configure: Rebuilt.
3615 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3617 * config/darwin.c (darwin_override_options): Add a hunk missed
3618 from the commit of r168571. Trim comment line lengths and
3619 correct indents of the preceding block.
3621 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3623 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3626 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3628 * common.opt (nostartfiles): New Driver option.
3630 2011-02-11 Xinliang David Li <davidxl@google.com>
3632 PR tree-optimization/47707
3633 * tree-chrec.c (convert_affine_scev): Keep type precision.
3635 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3637 PR tree-optimization/47420
3638 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3640 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3642 PR rtl-optimization/47614
3643 * rtl.h (check_for_inc_dec): Declare.
3644 * dse.c (check_for_inc_dec): Externalize...
3645 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
3646 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
3648 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3651 * gcc.c (main): Do not compile inputs if there were errors in
3653 * opts-common.c (read_cmdline_option): Check for wrong language
3654 after other error checks.
3656 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
3658 * cgraph.c: Fix comment typos.
3659 * cgraph.h: Likewise.
3660 * cgraphunit.c: Likewise.
3661 * ipa-cp.c: Likewise.
3662 * ipa-inline.c: Likewise.
3663 * ipa-prop.c: Likewise.
3664 * ipa-pure-const.c: Likewise.
3665 * ipa-ref.c: Likewise.
3666 * ipa-reference.c: Likewise.
3668 2011-02-11 Jakub Jelinek <jakub@redhat.com>
3671 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
3673 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3676 * doc/sourcebuild.texi (Require Support): Document
3677 dg-require-ascii-locale.
3679 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
3681 * doc/lto.texi (Write summary): Fix missing parentheses.
3683 2011-02-10 DJ Delorie <dj@redhat.com>
3685 * config/m32c/m32c.c (m32c_option_override): Disable
3686 -fcombine-stack-adjustments until flag value tracking and compare
3687 optimization can be rewritten.
3689 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
3691 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
3693 (PROCESSOR_DEFAULT64): Likewise.
3695 2011-02-10 Richard Henderson <rth@redhat.com>
3697 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
3698 change from 2011-02-03.
3699 * config/rx/rx.c (flags_from_code): Likewise.
3700 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
3701 is valid, n/pz otherwise.
3702 (rx_select_cc_mode): Return CCmode if Y is not zero.
3704 2011-02-10 Richard Guenther <rguenther@suse.de>
3706 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
3708 2011-02-10 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/47677
3711 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
3713 2011-02-10 Jakub Jelinek <jakub@redhat.com>
3716 * combine.c (make_compound_operation): Only change shifts into
3717 multiplication for SCALAR_INT_MODE_P.
3719 2011-02-10 Jie Zhang <jie@codesourcery.com>
3723 2011-02-05 Jie Zhang <jie@codesourcery.com>
3725 * web.c (entry_register): Don't clobber the number of the
3726 first uninitialized reference in used[].
3728 2011-02-09 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/47664
3731 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
3734 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
3738 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
3740 (PROCESSOR_DEFAULT64): Same.
3741 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
3743 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3745 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
3747 2011-02-09 Martin Jambor <mjambor@suse.cz>
3750 * tree-sra.c (struct access): New flags grp_scalar_read and
3751 grp_scalar_write. Changed description of assignment read and write
3753 (dump_access): Dump new flags, reorder all of them.
3754 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
3755 to detect multiple scalar reads.
3756 (analyze_access_subtree): Use the new scalar read write flags instead
3757 of the old flags. Adjusted comments.
3759 2011-02-08 DJ Delorie <dj@redhat.com>
3762 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
3765 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3767 * config/m68k/uclinux.opt: New.
3768 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
3770 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3772 * config/cris/elf.opt (sim): New Driver option.
3774 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3776 * config/xtensa/elf.opt: New.
3777 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
3779 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3781 * config/vax/elf.opt: New.
3782 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
3784 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3786 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
3788 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3790 * config/gnu-user.opt: New.
3791 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
3792 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
3793 *-*-uclinux*): Use gnu-user.opt.
3795 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
3797 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
3798 * config/i386/gnu.h (CPP_SPEC): Likewise.
3800 2011-02-08 Ian Lance Taylor <iant@google.com>
3802 * common.opt (fcx-limited-range): Add SetByCombined flag.
3803 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
3804 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
3805 (fassociative-math, freciprocal-math): Likewise.
3806 (funsafe-math-optimizations): Likewise.
3807 * opth-gen.awk: Handle SetByCombined.
3808 * optc-gen.awk: Likewise.
3809 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
3810 (set_unsafe_math_optimizations_flags): Likewise.
3811 * doc/options.texi (Option properties): Document SetByCombined.
3813 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3815 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
3816 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
3817 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
3818 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
3819 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
3821 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
3823 PR tree-optimization/46834
3824 PR tree-optimization/46994
3825 PR tree-optimization/46995
3826 * graphite-sese-to-poly.c (used_outside_reduction): New.
3827 (detect_commutative_reduction): Call used_outside_reduction.
3828 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
3829 translate_scalar_reduction_to_array only when at least one
3830 loop-phi/close-phi tuple has been detected.
3832 2011-02-08 Richard Guenther <rguenther@suse.de>
3835 * tree-vect-generic.c (expand_vector_operations_1): Update
3837 (expand_vector_operations): ... not here. Cleanup EH info
3838 and the CFG if required.
3840 2011-02-08 Richard Guenther <rguenther@suse.de>
3842 PR tree-optimization/47641
3843 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
3844 require type compatibility.
3846 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3848 * gimple-low.c (lower_function_body): Don't remove the location of
3849 the return statement here.
3850 (lower_gimple_return): Do it here instead but only if the return
3851 statement is actually used twice.
3853 2011-02-08 Richard Guenther <rguenther@suse.de>
3855 PR tree-optimization/47632
3856 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
3857 unused up_to_stmt parameter, return whether cfg-cleanup is
3858 necessary, remove EH info properly.
3859 (forward_propagate_into_gimple_cond): Adjust caller.
3860 (forward_propagate_into_cond): Likewise.
3861 (forward_propagate_comparison): Likewise.
3862 (tree_ssa_forward_propagate_single_use_vars): Make
3863 forward_propagate_comparison case similar to the two others.
3865 2011-02-08 Nick Clifton <nickc@redhat.com>
3867 * config/mn10300/mn10300.opt (mliw): New command line option.
3868 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
3869 (liw_bundling): New automaton.
3870 (liw): New attribute.
3871 (liw_op): New attribute.
3872 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
3873 (movsi_internal): Add LIW attributes.
3877 (addsi3): Separate register and immediate alternatives.
3882 (lshrsi3): Likewise.
3883 (ashrsi3): Likewise.
3885 * config/mn10300/mn10300.c (liw_op_names): New
3886 (mn10300_print_operand): Handle 'W' operand descriptor.
3887 (extract_bundle): New function.
3888 (check_liw_constraints): New function.
3889 (liw_candidate): New function.
3890 (mn10300_bundle_liw): New function.
3891 (mn10300_reorg): New function.
3892 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3893 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
3894 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
3895 __LIW__ or __NO_LIW__.
3896 * doc/invoke.texi: Describe the -mliw command line option.
3898 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3900 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
3901 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3902 pthread_mutex_unlock): Remove.
3903 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
3904 * config/pa/t-pa64: Likewise.
3905 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
3906 shared libc if not linking against libpthread.
3907 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3909 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
3912 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
3913 on 10.6 and later to ensure that we always use the unwinder from
3914 the system. Only add -no_compact_unwind when tarteting darwin
3917 2011-02-07 Steve Ellcey <sje@cup.hp.com>
3920 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
3921 (vec_interleave_lowv2sf): Ditto.
3922 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
3923 (vec_extract_oddv2sf): Ditto.
3925 2011-02-07 Mike Stump <mikestump@comcast.net>
3928 Add __ieee_divdc3 entry point.
3929 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
3931 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
3932 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
3933 * config/darwin.c (darwin_rename_builtins): Add.
3934 * config/darwin-protos.h (darwin_rename_builtins): Add.
3936 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3939 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
3942 2011-02-07 Mike Stump <mikestump@comcast.net>
3944 * config/darwin.opt (mmacosx-version-min): Update default OS version.
3946 2011-02-07 Denis Chertykov <chertykov@gmail.com>
3949 * config/avr/libgcc.S (exit): Move .endfunc
3951 2011-02-07 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/47615
3954 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
3955 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
3956 (run_scc_vn): Initialize it.
3957 (visit_reference_op_load): Use it.
3958 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
3960 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3962 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
3963 DImode trapping arithmetic libfuncs.
3965 2011-02-07 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/47621
3968 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
3970 (execute_update_addresses_taken): ... here. Make it more
3971 conservative in what we accept.
3973 2011-02-06 Joseph Myers <joseph@codesourcery.com>
3975 * config/sparc/freebsd.h (ASM_SPEC): Define.
3976 * config/sparc/vxworks.h (ASM_SPEC): Define.
3978 2011-02-06 Joseph Myers <joseph@codesourcery.com>
3980 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3982 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
3984 * doc/invoke.texi: Remove reference to compiler internals from
3987 * reg-notes.def: Remove REG_VALUE_PROFILE.
3988 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
3990 2011-02-05 Jakub Jelinek <jakub@redhat.com>
3993 * varasm.c (default_section_type_flags): If decl is NULL,
3994 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
3996 2011-02-05 Jie Zhang <jie@codesourcery.com>
3999 * web.c (entry_register): Don't clobber the number of the
4000 first uninitialized reference in used[].
4002 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4004 PR tree-optimization/46194
4005 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4006 (build_classic_dist_vector_1): Do not represent classic distance
4007 vectors when the access functions are variating in different loops.
4009 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4011 * config/mips/iris6.opt: New.
4012 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4014 2011-02-04 Richard Henderson <rth@redhat.com>
4015 Steve Ellcey <sje@cup.hp.com>
4018 * config/ia64/predicates.md (mux1_brcst_element): New.
4019 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4020 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4021 (ia64_unpack_sign): New.
4022 (ia64_expand_unpack): Rewrite using new routines.
4023 (ia64_expand_widen_sum): Ditto.
4024 (ia64_expand_dot_prod_v8qi): Ditto.
4025 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4026 routines, add endian check.
4027 (pmpy2_even): Rename from pmpy2_r, add endian check.
4028 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4029 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4030 (vec_widen_smult_hi_v4hi): Ditto.
4031 (vec_widen_umult_lo_v4hi): Ditto.
4032 (vec_widen_umult_hi_v4hi): Ditto.
4033 (mulv2si3): Change endian checks.
4034 (sdot_prodv4hi): Rewrite with new calls.
4035 (udot_prodv4hi): New.
4036 (vec_pack_ssat_v4hi): Add endian check.
4037 (vec_pack_usat_v4hi): Ditto.
4038 (vec_pack_ssat_v2si): Ditto.
4039 (max1_even): Rename from max1_r, add endian check.
4040 (max1_odd): Rename from max1_l, add endian check.
4041 (*mux1_rev): Format change.
4043 (*mux1_shuf): Ditto.
4045 (*mux1_brcst_v8qi): Use new predicate.
4046 (vec_extract_evenv8qi): Remove endian check.
4047 (vec_extract_oddv8qi): Ditto.
4048 (vec_interleave_lowv4hi): Format change.
4049 (vec_interleave_highv4hi): Ditto.
4050 (mix2_even): Rename from mix2_r, add endian check.
4051 (mix2_odd): Rename from mux2_l, add endian check.
4052 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4053 (vec_extract_evenodd_helper): Format change.
4054 (vec_extract_evenv4hi): Remove endian check.
4055 (vec_extract_oddv4hi): Remove endian check.
4056 (vec_interleave_lowv2si): Format change.
4057 (vec_interleave_highv2si): Format change.
4058 (vec_initv2si): Remove endian check.
4059 (vecinit_v2si): Add endian check.
4060 (reduc_splus_v2sf): Add endian check.
4061 (reduc_smax_v2sf): Ditto.
4062 (reduc_smin_v2sf): Ditto.
4063 (vec_initv2sf): Remove endian check.
4064 (fpack): Add endian check.
4065 (fswap): Add endian check.
4066 (vec_interleave_highv2sf): Add endian check.
4067 (vec_interleave_lowv2sf): Add endian check.
4068 (fmix_lr): Add endian check.
4069 (vec_setv2sf): Format change.
4070 (*vec_extractv2sf_0_be): Use shift to extract operand.
4071 (*vec_extractv2sf_1_be): New.
4072 (vec_pack_trunc_v4hi): Add endian check.
4073 (vec_pack_trunc_v2si): Format change.
4075 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4078 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4079 do bb, locus and block comparison and disallow loads if it is not set.
4080 (stmt_is_replaceable_p): New function.
4081 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4083 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4084 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4086 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4088 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4090 * config/rs6000/xilinx.opt: New.
4091 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4093 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4095 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4097 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4099 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4100 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4101 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4102 secondary_reload_info, xtensa_secondary_reload): Remove.
4103 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4104 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4105 (xtensa_preferred_reload_class): Make static. Change return and
4106 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4107 Use CONST_DOUBLE_P predicate.
4108 (xtensa_preferred_output_reload_class): New function.
4109 (xtensa_secondary_reload): Make static.
4111 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4113 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4114 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4115 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4117 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4120 * output.h (SECTION_RELRO): Define.
4121 (SECTION_MACH_DEP): Adjust.
4122 (get_variable_section): New prototype.
4123 * varpool.c (varpool_finalize_named_section_flags): New function.
4124 (varpool_assemble_pending_decls): Call it.
4125 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4126 * cgraphunit.c (cgraph_output_in_order): Call
4127 varpool_finalize_named_section_flags.
4128 * varasm.c (get_section): Allow section flags conflicts between
4129 relro and read-only sections if the section hasn't been declared yet.
4130 Set SECTION_OVERRIDE after diagnosing section type conflict.
4131 (get_variable_section): No longer static.
4132 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4133 readonly sections that need relocations.
4134 (decl_readonly_section_1): New function.
4135 (decl_readonly_section): Use it.
4138 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4139 Steve Ellcey <sje@cup.hp.com>
4142 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4143 if section attribute used.
4145 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4147 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4148 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4149 (darwin_init_sections): Remove assertion.
4151 2011-02-03 Nick Clifton <nickc@redhat.com>
4153 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4155 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4156 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4157 instead of "n" and "pz".
4158 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4161 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4164 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4165 fma, expand FMA_EXPR as fma{,f,l} call.
4168 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4169 copy them into a unsigned char variable and pass address of it to
4170 lto_output_data_stream.
4173 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4174 around backend_init_target and lang_dependent_init_target calls.
4175 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4176 (verify_cgraph_node): Don't call set_cfun here. Use
4177 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4178 Set error_found for incorrectly represented calls to thunks.
4180 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4183 PR rtl-optimization/43494
4184 * rtl.h (for_each_inc_dec_fn): New type.
4185 (for_each_inc_dec): Declare.
4186 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4187 (for_each_inc_dec_find_inc_dec): New fn.
4188 (for_each_inc_dec_find_mem): New fn.
4189 (for_each_inc_dec): New fn.
4190 * dse.c (struct insn_size): Remove.
4191 (replace_inc_dec, replace_inc_dec_mem): Remove.
4192 (emit_inc_dec_insn_before): New fn.
4193 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4194 (canon_address): Pass mem modes to cselib_lookup.
4195 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4196 (cselib_lookup_from_insn): Likewise.
4197 (cselib_subst_to_values): Likewise.
4198 * cselib.c (find_slot_memmode): New var.
4199 (cselib_find_slot): New fn. Use it instead of
4200 htab_find_slot_with_hash everywhere.
4201 (entry_and_rtx_equal_p): Use find_slot_memmode.
4202 (autoinc_split): New fn.
4203 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4204 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4205 Deal with autoinc. Special-case recursion into MEMs.
4206 (cselib_hash_rtx): Likewise.
4207 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4208 address and MEM modes.
4209 (cselib_subst_to_values): Add memmode, pass it on.
4211 (cselib_lookup): Add memmode argument, pass it on.
4212 (cselib_lookup_from_insn): Add memmode.
4213 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4214 (struct cselib_record_autoinc_data): New.
4215 (cselib_record_autoinc_cb): New fn.
4216 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4217 mode to cselib_lookup. Reset autoinced REGs here instead of...
4218 (cselib_process_insn): ... here.
4219 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4221 (add_uses): Likewise, also to cselib_subst_to_values.
4222 (add_stores): Likewise.
4223 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4224 cselib_subst_to_values.
4225 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4226 * gcse.c (do_local_cprop): Adjusted.
4227 * postreload.c (reload_cse_simplify_set): Adjusted.
4228 (reload_cse_simplify_operands): Adjusted.
4229 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4231 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4233 PR tree-optimization/45122
4234 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4235 unsafe assumptions when there's more than one loop exit.
4237 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4240 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4241 Document using vector double with the load/store builtins, and
4242 that the load/store builtins always use Altivec instructions.
4244 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4245 to use altivec memory instructions, even on VSX.
4246 (vector_altivec_store_<mode>): Ditto.
4248 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4251 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4252 V2DF, V2DI support to load/store overloaded builtins.
4254 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4255 altivec load/store builtins for V2DF/V2DI types.
4257 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4258 set avoid indexed addresses on power6 if -maltivec.
4259 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4260 vector_altivec_load/vector_altivec_store builtins.
4261 (altivec_expand_st_builtin): Ditto.
4262 (altivec_expand_builtin): Add VSX memory builtins.
4263 (rs6000_init_builtins): Add V2DI types to internal types.
4264 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4265 load/store builtins.
4266 (rs6000_address_for_altivec): Insure memory address is appropriate
4269 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4270 vec_vsx_ld and vec_vsx_st.
4271 (vsx_store_<mode>): Ditto.
4273 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4274 variables to hold long long types for VSX vector memory builtins.
4275 (RS6000_BTI_unsigned_long_long): Ditto.
4276 (long_long_integer_type_internal_node): Ditti.
4277 (long_long_unsigned_type_internal_node): Ditti.
4279 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4280 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4281 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4283 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4285 (vec_vsx_st): Ditto.
4287 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4289 * config/pa/pa-hpux10.opt: New.
4290 * config/hpux11.opt (pthread): New Driver option.
4291 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4292 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4294 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4296 * config/ia64/vms.opt: New.
4297 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4299 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4302 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4303 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4304 generator functions.
4305 (vsx_floatuns<VSi><mode>2): Ditto.
4306 (vsx_fix_trunc<mode><VSi>2): Ditto.
4307 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4309 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4311 * config/i386/djgpp.opt (posix): New Driver option.
4313 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4315 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4316 Move to the unsupported targets list.
4318 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4320 PR rtl-optimization/47525
4321 * df-scan.c: Update copyright years.
4322 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4323 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4325 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4327 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4328 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4329 (ASM_OUTPUT_ASCII): Remove.
4330 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4332 2011-02-02 Jeff Law <law@redhat.com>
4335 * reload.c (find_reloads_address): Handle reg+d address where both
4336 components are invalid by reloading the entire address.
4338 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4339 Richard Guenther <rguenther@suse.de>
4341 PR tree-optimization/40979
4343 * passes.c (init_optimization_passes): After LIM call copy_prop
4344 and DCE to clean up.
4345 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4347 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4349 PR tree-optimization/47576
4350 PR tree-optimization/47555
4351 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4352 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4353 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4354 * tree-scalar-evolution.c (follow_ssa_edge): Use
4355 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4357 2011-02-02 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/47566
4360 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4362 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4366 * tree-inline.c (declare_return_variable): Remove unused caller
4371 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4372 * cfgexpand.c (account_used_vars_for_block): Use them.
4373 * tree-nrv.c (tree_nrv): Likewise.
4374 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4375 (dump_scope_block): Likewise.
4376 (remove_unused_locals): Likewise.
4380 * tree-inline.c (declare_return_variable): Add result decl to
4381 local decls only once.
4382 * gimple-low.c (record_vars_into): Mark newly-created variables
4385 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4391 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4393 (no_real_insns_p, schedule_block, set_priorities): Drop special
4394 treatment of boundary debug insns.
4395 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4396 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4397 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4398 (BOUNDARY_DEBUG_INSN_P): Likewise.
4399 (SCHEDULE_DEBUG_INSN_P): Likewise.
4400 * sched-rgn.c (init_ready_list): Drop special treatment of
4401 boundary debug insns.
4402 * final.c (rest_of_clean_state): Clear notes' BB.
4404 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4406 * config/openbsd.opt (assert=): New Driver option.
4408 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4410 * config/i386/nto.opt: New.
4411 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4413 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4415 * config/i386/netware.opt: New.
4416 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4418 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4420 * config/interix.opt (posix): New Driver option.
4422 2011-02-01 DJ Delorie <dj@redhat.com>
4424 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4426 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4429 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4431 PR tree-optimization/47561
4432 * toplev.c (process_options): Print the Graphite flags. Add
4433 flag_loop_flatten to the list of options requiring Graphite.
4435 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4437 * config/i386/cygming.opt (posix): New Driver option.
4439 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4441 * config/arm/vxworks.opt: New.
4442 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4444 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4446 * config/alpha/elf.opt: New.
4447 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4448 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4450 2011-02-01 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/47559
4453 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4454 store-motion on references that can throw.
4456 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4458 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4459 * tree-pass.h (TDF_CSELIB): New macro.
4460 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4461 cselib_lookup): Check for it rather than for TDF_DETAILS.
4463 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4466 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4469 * opts.c (finish_options): Don't add x_aux_base_name if it is
4472 2011-02-01 Richard Guenther <rguenther@suse.de>
4474 PR tree-optimization/47555
4476 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4478 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4480 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4483 * config/lm32/t-lm32: Add multilib for all CPU options.
4485 2011-02-01 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/47541
4488 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4489 sure to have a field at offset zero.
4491 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4493 * config/arc/arc.opt (EB, EL): New Driver options.
4495 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4497 * config/alpha/osf5.opt: New.
4498 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4500 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4502 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4504 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4506 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4508 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4509 is an alias of -floop-interchange and that it requires the
4510 Graphite infrastructure.
4511 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4512 flag_loop_interchange based on the value of flag_tree_loop_linear.
4514 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4515 Richard Guenther <rguenther@suse.de>
4517 PR tree-optimization/47538
4518 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4519 type instead of r1type, except for comparisons. For right
4520 shifts and comparisons punt if there are mismatches in
4521 sizetype vs. non-sizetype types.
4523 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4525 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4528 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4532 * configure: Regenerate.
4534 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4536 * configure.ac (gcc_cv_ld_static_option): Define.
4537 (gcc_cv_ld_dynamic_option): Define.
4538 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4540 (HAVE_LD_STATIC_DYNAMIC): Update message.
4541 (LD_STATIC_OPTION): Define.
4542 (LD_DYNAMIC_OPTION): Define.
4543 * configure: Regenerate.
4544 * config.in: Regenerate.
4545 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4546 HAVE_LD_STATIC_DYNAMIC]: Use them.
4548 2011-01-31 Nick Clifton <nickc@redhat.com>
4550 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4551 registers inside interrupt handlers if the handler is not a leaf
4554 2011-01-31 Nick Clifton <nickc@redhat.com>
4556 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4557 reg_renumber returning an INVALID_REGNUM.
4559 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4562 * doc/install.texi: Document host options discarded when cross
4563 configuring target libraries.
4565 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4568 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4571 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4573 (no_real_insns_p, schedule_block, set_priorities): Drop special
4574 treatment of boundary debug insns.
4575 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4576 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4577 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4578 (BOUNDARY_DEBUG_INSN_P): Likewise.
4579 (SCHEDULE_DEBUG_INSN_P): Likewise.
4580 * sched-rgn.c (init_ready_list): Drop special treatment of
4581 boundary debug insns.
4582 * final.c (rest_of_clean-state): Clear notes' BB.
4584 2011-01-31 Alan Modra <amodra@gmail.com>
4586 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4587 toc relative expressions as we do in print_operand_address.
4589 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4591 * doc/extend.texi: Follow spelling conventions.
4592 * doc/invoke.texi: Fix a typo.
4594 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4596 * config/hpux11.opt: New.
4597 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4598 ia64*-*-hpux*): Use hpux11.opt.
4600 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4602 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4605 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4607 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4610 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4612 * doc/install.texi (Binaries): Remove outdated reference for
4613 Motorola 68HC11/68HC12 downloads.
4615 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4617 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4620 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4623 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4626 2011-01-28 Ahmad Sharif <asharif@google.com>
4628 * value-prof.c (check_counter): Corrected error message.
4630 2011-01-29 Jie Zhang <jie@codesourcery.com>
4632 * config/arm/arm.c (arm_legitimize_reload_address): New.
4633 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4634 arm_legitimize_reload_address.
4635 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4637 2011-01-28 Ian Lance Taylor <iant@google.com>
4639 * godump.c (go_define): Ignore macros whose definitions include
4640 two adjacent operands.
4642 2011-01-28 Jakub Jelinek <jakub@redhat.com>
4645 * varasm.c (force_const_mem): Store copy of x in desc->constant
4646 instead of x itself.
4647 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
4648 itself into REG_EQUAL note.
4650 2011-01-28 Joseph Myers <joseph@codesourcery.com>
4652 * config/freebsd.opt (posix, rdynamic): New Driver options.
4654 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4656 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
4658 * configure: Regenerate.
4660 2011-01-27 Joseph Myers <joseph@codesourcery.com>
4662 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
4663 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
4665 2011-01-27 Anatoly Sokolov <aesok@post.ru>
4667 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
4668 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
4669 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4670 (s390_preferred_reload_class): Make static. Change return and
4671 'rclass' argument type to reg_class_t.
4673 2011-01-27 Jan Hubicka <jh@suse.cz>
4676 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
4677 (process_function_and_variable_attributes): Check defined weakrefs.
4679 2011-01-27 Martin Jambor <mjambor@suse.cz>
4681 PR tree-optimization/47228
4682 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
4683 build_ref_for_offset.
4685 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4687 * config/spu/spu-elf.h (ASM_SPEC): Remove.
4689 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
4691 PR rtl-optimization/46856
4692 * postreload.c (reload_combine_recognize_const_pattern): Do not
4693 separate cc0 setter and user on cc0 targets.
4695 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
4698 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
4699 passed a VOID_TYPE expression, immediately emit an error and
4700 return error_mark_node.
4702 2011-01-26 Jeff Law <law@redhat.com>
4704 PR rtl-optimization/47464
4705 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
4706 rather than may_trap_p as needed.
4708 2011-01-26 DJ Delorie <dj@redhat.com>
4710 PR rtl-optimization/46878
4711 * combine.c (insn_a_feeds_b): Check for the implicit cc0
4712 setter/user dependency as well.
4714 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
4716 PR rtl-optimization/44469
4717 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
4718 after removing trivially dead basic blocks.
4720 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4722 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
4723 * config/frv/frv.h (LINK_SPEC): Likewise.
4724 * config/i386/netware.h (LINK_SPEC): Likewise.
4725 * config/m68k/linux.h (ASM_SPEC): Likewise.
4726 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4727 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4728 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4729 * config/sparc/linux.h (ASM_SPEC): Likewise.
4730 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4731 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4733 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4735 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
4736 * config/frv/frv.h (ASM_SPEC): Likewise.
4737 * config/m68k/linux.h (ASM_SPEC): Likewise.
4738 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4739 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
4740 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4741 * config/sparc/linux.h (ASM_SPEC): Likewise.
4742 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4743 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4745 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4747 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
4748 * config/frv/frv.h (LINK_SPEC): Likewise.
4749 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4751 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4753 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
4754 * config/frv/frv.h (ASM_SPEC): Likewise.
4755 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
4756 * config/m68k/linux.h (ASM_SPEC): Likewise.
4757 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4758 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
4759 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4760 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
4761 * config/sparc/linux.h (ASM_SPEC): Likewise.
4762 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4763 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4764 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
4766 2011-01-26 Steve Ellcey <sje@cup.hp.com>
4769 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
4771 (vec_extract_evenodd_help): Ditto.
4772 (vec_extract_evenv4hi): Ditto.
4773 (vec_extract_oddv4hi): Ditto.
4774 (vec_interleave_lowv2si): Ditto.
4775 (vec_interleave_highv2si): Ditto.
4776 (vec_extract_evenv2si): Ditto.
4777 (vec_extract_oddv2si: Ditto.
4778 (vec_pack_trunc_v2si): Ditto.
4780 2011-01-22 Jan Hubicka <jh@suse.cz>
4783 * cgraph.h (cgraph_local_info): New field can_change_signature.
4784 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
4785 signature can change.
4786 (ipcp_estimate_growth): Call sequence simplify only if calle signature
4788 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
4789 (cgraph_function_versioning): We can not change signature of functions
4790 that don't allow that.
4791 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
4792 (lto_input_node): Likewise.
4793 * ipa-inline.c (compute_inline_parameters): Compute
4794 local.can_change_signature.
4795 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
4796 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
4797 functions that can not change signature.
4798 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
4799 init_cumulative_args): Do not use local calling conventions
4800 for functions that can not change signature.
4802 2011-01-22 Jan Hubicka <jh@suse.cz>
4804 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
4806 2011-01-26 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/47190
4809 * cgraphunit.c (process_common_attributes): New function.
4810 (process_function_and_variable_attributes): Use it.
4812 2011-01-26 Richard Guenther <rguenther@suse.de>
4815 * cgraphbuild.c (record_eh_tables): Record reference to personality
4818 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
4821 * sel-sched.c (moveup_expr): Don't let debug insns prevent
4822 non-debug insns from moving up.
4824 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
4827 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
4828 t-dlldir{,-x} fragment for build and add it to tmake_file.
4829 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
4830 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
4831 * config/i386/t-dlldir: New file.
4832 (SHLIB_DLLDIR): Define.
4833 * config/i386/t-dlldir-x: New file.
4834 (SHLIB_DLLDIR): Define.
4835 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
4836 (SHLIB_INSTALL): Use it.
4838 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
4841 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
4842 lower bound of the allowed Thumb-2 coprocessor load/store
4843 index range to -256. Add explaining comment.
4845 2011-01-25 Ian Lance Taylor <iant@google.com>
4847 * godump.c (go_define): Improve lexing of macro expansion to only
4848 accept expressions which match Go spec.
4850 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
4853 * tree.c (handle_dll_attribute): Handle it.
4854 * doc/extend.texi (@item dllexport): Mention it.
4855 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
4857 2011-01-25 Ian Lance Taylor <iant@google.com>
4859 PR tree-optimization/26854
4860 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
4861 (decl_jump_unsafe): Move higher in file, with no other change.
4862 (bind): Set has_jump_unsafe_decl if appropriate.
4863 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
4864 (check_earlier_gotos): Likewise.
4865 (c_check_switch_jump_warnings): Likewise.
4867 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
4869 * doc/invoke.texi (Warning Options): Add missing hyphen.
4870 (-fprofile-dir): Minor grammatical fixes.
4871 (-fbranch-probabilities): Likewise.
4873 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4877 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4879 (no_real_insns_p, schedule_block, set_priorities): Drop special
4880 treatment of boundary debug insns.
4881 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4882 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4883 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4884 (BOUNDARY_DEBUG_INSN_P): Likewise.
4885 (SCHEDULE_DEBUG_INSN_P): Likewise.
4886 * sched-rgn.c (init_ready_list): Drop special treatment of
4887 boundary debug insns.
4888 * final.c (rest_of_clean-state): Clear notes' BB.
4890 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
4892 * Makefile.in (LAMBDA_H): Removed.
4893 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
4894 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
4895 lambda-trans.o, and tree-loop-linear.o.
4896 (lto-symtab.o): Remove dependence on LAMBDA_H.
4897 (tree-loop-linear.o): Remove rule.
4898 (lambda-mat.o): Same.
4899 (lambda-trans.o): Same.
4900 (lambda-code.o): Same.
4901 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
4902 (tree-vect-slp.o): Same.
4903 * hwint.h (gcd): Moved here.
4904 (least_common_multiple): Same.
4905 * lambda-code.c: Removed.
4906 * lambda-mat.c: Removed.
4907 * lambda-trans.c: Removed.
4908 * lambda.h: Removed.
4909 * tree-loop-linear.c: Removed.
4910 * lto-symtab.c: Do not include lambda.h.
4911 * omega.c (gcd): Removed.
4912 * passes.c (init_optimization_passes): Remove pass_linear_transform.
4913 * tree-data-ref.c (print_lambda_vector): Moved here.
4914 (lambda_vector_copy): Same.
4915 (lambda_matrix_copy): Same.
4916 (lambda_matrix_id): Same.
4917 (lambda_vector_first_nz): Same.
4918 (lambda_matrix_row_add): Same.
4919 (lambda_matrix_row_exchange): Same.
4920 (lambda_vector_mult_const): Same.
4921 (lambda_vector_negate): Same.
4922 (lambda_matrix_row_negate): Same.
4923 (lambda_vector_equal): Same.
4924 (lambda_matrix_right_hermite): Same.
4925 * tree-data-ref.h: Do not include lambda.h.
4926 (lambda_vector): Moved here.
4927 (lambda_matrix): Same.
4928 (dependence_level): Same.
4929 (lambda_transform_legal_p): Removed declaration.
4930 (lambda_collect_parameters): Same.
4931 (lambda_compute_access_matrices): Same.
4932 (lambda_vector_gcd): Same.
4933 (lambda_vector_new): Same.
4934 (lambda_vector_clear): Same.
4935 (lambda_vector_lexico_pos): Same.
4936 (lambda_vector_zerop): Same.
4937 (lambda_matrix_new): Same.
4938 * tree-flow.h (least_common_multiple): Removed declaration.
4939 * tree-parloops.c (lambda_trans_matrix): Moved here.
4941 (LTM_ROWSIZE): Same.
4942 (LTM_COLSIZE): Same.
4943 (LTM_DENOMINATOR): Same.
4944 (lambda_trans_matrix_new): Same.
4945 (lambda_matrix_vector_mult): Same.
4946 (lambda_transform_legal_p): Same.
4947 * tree-pass.h (pass_linear_transform): Removed declaration.
4948 * tree-ssa-loop.c (tree_linear_transform): Removed.
4949 (gate_tree_linear_transform): Removed.
4950 (pass_linear_transform): Removed.
4951 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
4952 flag_loop_interchange.
4954 2011-01-25 Jakub Jelinek <jakub@redhat.com>
4956 PR tree-optimization/47265
4957 PR tree-optimization/47443
4958 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
4959 if name still has some uses.
4961 2011-01-25 Martin Jambor <mjambor@suse.cz>
4963 PR tree-optimization/47382
4964 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
4965 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
4967 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
4969 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
4970 sjlj_except_unwind_info.
4972 2011-01-25 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/47426
4975 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
4976 visible functions results escape.
4978 2011-01-25 Jakub Jelinek <jakub@redhat.com>
4981 * config/arm/arm.c (any_sibcall_uses_r3): New function.
4982 (arm_get_frame_offsets): Use it.
4984 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
4985 Jakub Jelinek <jakub@redhat.com>
4987 PR tree-optimization/47271
4988 * tree-if-conv.c (bb_postdominates_preds): New.
4989 (if_convertible_bb_p): Call bb_postdominates_preds.
4990 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
4991 (predicate_scalar_phi): Call bb_postdominates_preds.
4993 2011-01-25 Nick Clifton <nickc@redhat.com>
4995 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
4996 * config/rx/rx.c (rx_function_value): Likewise.
4997 (rx_promote_function_mode): Likewise.
4998 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
4999 in order to make it legitimate.
5000 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5001 make sure that the first operand is the same as the result register.
5002 (addsi3_unspec): Delete.
5003 (subdi3): Do not accept immediate operands.
5004 (subdi3_internal): Likewise.
5006 2011-01-25 Jeff Law <law@redhat.com>
5008 PR rtl-optimization/37273
5009 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5010 handle them like argument loads from stack slots. Do not double
5011 count memory for memory constants and argument loads from stack slots.
5013 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5015 PR tree-optimization/47427
5016 PR tree-optimization/47428
5017 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5018 coalesce if the new root var would be TREE_READONLY.
5020 2011-01-25 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5024 correct type for TBAA.
5026 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5028 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5029 (close_phi_written_to_memory): Call for_each_index with
5030 dr_indices_valid_in_loop.
5032 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5034 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5035 when it is initialized.
5037 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5039 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5040 call to graphite_find_data_references_in_stmt.
5041 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5042 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5043 call to graphite_find_data_references_in_stmt.
5044 (analyze_drs_in_stmts): Same.
5045 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5046 in which the scalar analysis of indices is performed.
5047 (create_data_ref): Same. Update call to dr_analyze_indices.
5048 (find_data_references_in_stmt): Update call to create_data_ref.
5049 (graphite_find_data_references_in_stmt): Same.
5050 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5052 (create_data_ref): Same.
5053 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5054 call to create_data_ref.
5056 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5058 * graphite-sese-to-poly.c (build_poly_scop): Move
5059 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5061 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5063 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5064 VAR_DECL, PARM_DECL, and RESULT_DECL.
5066 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5068 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5070 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5071 that have already been marked as PBB_IS_REDUCTION.
5073 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5075 * graphite-scop-detection.c (same_close_phi_node): New.
5076 (remove_duplicate_close_phi): New.
5077 (make_close_phi_nodes_unique): New.
5078 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5080 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5082 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5083 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5084 of both data references to be the same.
5086 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5088 * graphite-dependences.c (build_lexicographical_constraint): Remove
5090 (build_lexicographical_constraint): Adjust call to
5091 ppl_powerset_is_empty.
5092 (dependence_polyhedron): Same.
5093 (graphite_legal_transform_dr): Same.
5094 (graphite_carried_dependence_level_k): Same.
5095 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5097 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5099 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5101 * graphite-sese-to-poly.c
5102 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5103 (close_phi_written_to_memory): New.
5104 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5107 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5109 * doc/install.texi: Update the expected version number of PPL to 0.11.
5110 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5111 #if PPL_VERSION_MINOR < 11.
5113 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5115 * graphite-dependences.c: Include graphite-cloog-util.h.
5116 (new_poly_ddr): Inlined into dependence_polyhedron.
5117 (free_poly_ddr): Moved close by new_poly_ddr.
5118 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5119 Early return NULL when ppl_powerset_is_empty returns true.
5120 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5121 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5122 (graphite_legal_transform_dr): Call new_poly_ddr.
5123 (graphite_carried_dependence_level_k): Same.
5124 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5125 (dot_transformed_deps_stmt_1): Removed.
5126 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5127 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5128 (dot_deps_1): Call dot_deps_2.
5129 * Makefile.in (graphite-dependences.o): Add missing dependence on
5130 graphite-cloog-util.h.
5132 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5134 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5135 (build_lexicographical_constraint): Same.
5136 (dependence_polyhedron_1): Same.
5137 (graphite_legal_transform_dr): Same.
5138 (graphite_carried_dependence_level_k): Same.
5139 * graphite-ppl.c (ppl_powerset_is_empty): New.
5140 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5141 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5143 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5145 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5146 the "a followed by b" relation and document it.
5148 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5150 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5151 iteration when the bag of constraints is empty.
5153 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5155 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5157 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5159 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5160 nest and two loop depths as parameters.
5161 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5162 lst_perfect_nestify.
5164 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5166 * graphite-dependences.c (print_pddr): Call
5167 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5169 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5171 * graphite-ppl.c (debug_gmp_value): New.
5172 * graphite-ppl.h (debug_gmp_value): Declared.
5174 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5176 * doc/install.texi: Document availability of cloog-0.16.
5178 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5180 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5181 invalid postdominance info.
5183 2011-01-24 Jan Hubicka <jh@suse.cz>
5186 * doc/extend.texi (weak pragma): Drop claim that it must
5187 appear before definition.
5188 * varasm.c (merge_weak, declare_weak): Only sanity check
5189 that DECL is not output at a time it is declared weak.
5191 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5193 * machmode.def: Fixed comments.
5195 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5197 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5199 2011-01-24 Paul Koning <ni1d@arrl.net>
5201 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5204 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5207 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5208 (block_info): Add scanned and prev.
5209 (move_or_delete_vzeroupper_2): Return if the basic block
5210 has been scanned and the upper 128bit state is unchanged
5212 (move_or_delete_vzeroupper_1): Return true if the exit
5214 (move_or_delete_vzeroupper): Visit basic blocks using the
5215 work-list based algorithm based on vt_find_locations in
5218 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5220 2011-01-24 Nick Clifton <nickc@redhat.com>
5222 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5223 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5224 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5225 then define __v850e1__.
5226 * doc/invoke.texi: Document -mv850es.
5228 2011-01-24 Richard Henderson <rth@redhat.com>
5230 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5231 compound unordered comparisons.
5232 * config/rx/rx.c (rx_split_fp_compare): Remove.
5233 * config/rx/rx-protos.h: Update.
5234 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5235 (cbranchsf4): Don't call rx_split_fp_compare.
5236 (*cbranchsf4): Use rx_split_cbranch.
5237 (*cmpsf): Don't accept "i" constraint.
5238 (*conditional_branch): Only valid after reload.
5239 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5241 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5244 * config/rs6000/altivec.md (vector constant splitters): Add
5245 support for creating vector single precision constants if -mvsx is
5246 used and we would create the constant using Altivec primitives.
5248 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5249 Richard Sandiford <rdsandiford@googlemail.com>
5251 PR rtl-optimization/47166
5252 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5253 mechanism for PRE_MODIFY and POST_MODIFY.
5254 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5257 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5259 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5261 2011-01-22 Jan Hubicka <jh@suse.cz>
5264 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5266 2011-01-22 Jan Hubicka <jh@suse.cz>
5268 PR tree-optimization/43884
5270 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5271 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5273 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5275 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5276 * config/s390/s390.c (s390_register_move_cost,
5277 s390_memory_move_cost): New.
5278 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5280 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5283 * except.c (sjlj_assign_call_site_values): Move setting the
5284 crtl->uses_eh_lsda flag to ...
5285 (sjlj_mark_call_sites): ... here.
5286 (sjlj_emit_function_enter): Support NULL dispatch label.
5287 (sjlj_build_landing_pads): In a function with no landing pads
5288 that still has must-not-throw regions, generate code to register
5289 a personality function with empty LSDA.
5291 2011-01-21 Richard Henderson <rth@redhat.com>
5293 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5295 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5297 * compare-elim.c: New file.
5298 * Makefile.in (OBJS-common): Add it.
5299 (compare-elim.o): New.
5300 * common.opt (fcompare-elim): New.
5301 * opts.c (default_options_table): Add OPT_fcompare_elim.
5302 * tree-pass.h (pass_compare_elim_after_reload): New.
5303 * passes.c (init_optimization_passes): Add it.
5304 * recog.h: Protect against re-inclusion.
5305 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5306 * doc/invoke.texi (-fcompare-elim): Document it.
5307 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5308 * doc/tm.texi: Rebuild.
5310 2011-01-22 Nick Clifton <nickc@redhat.com>
5312 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5313 rx_split_fp_compare.
5315 2011-01-22 Nick Clifton <nickc@redhat.com>
5317 * config/rx/rx.md (UNSPEC_CONST): New.
5318 (deallocate_and_return): Wrap the amount popped off the stack in
5319 an UNSPEC_CONST in order to stop it being rejected by
5320 -mmax-constant-size.
5321 (pop_and_return): Add a "(return)" rtx.
5322 (call): Drop the immediate operand.
5323 (call_internal): Likewise.
5324 (call_value): Likewise.
5325 (call_value_internal): Likewise.
5326 (sibcall_internal): Likewise.
5327 (sibcall_value_internal): Likewise.
5328 (sibcall): Likewise. Generate an explicit call using
5330 (sibcall_value): Likewise.
5331 (mov<>): FAIL if a constant operand is not legitimate.
5332 (addsi3_unpsec): New pattern.
5334 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5335 (ok_for_max_constant): New function.
5336 (gen_safe_add): New function.
5337 (rx_expand_prologue): Use gen_safe_add.
5338 (rx_expand_epilogue): Likewise.
5339 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5342 2011-01-21 Jeff Law <law@redhat.com>
5344 PR tree-optimization/47053
5345 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5346 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5347 statements are deleted.
5348 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5349 is nonempty, then purge dead edges and cleanup the CFG.
5351 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5355 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5357 * tree-dfa.c (create_var_ann): Mark variable as used.
5359 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5362 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5363 notes from other section in hot/cold partitioning even if
5364 last_action is -3. Increment call_site_base.
5366 PR rtl-optimization/47366
5367 * fwprop.c (forward_propagate_into): Return bool. If
5368 any changes are made, -fnon-call-exceptions is used and
5369 REG_EH_REGION note is present, call purge_dead_edges
5370 and return true if it purged anything.
5371 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5372 any EH edges were purged.
5374 2011-01-21 Jeff Law <law@redhat.com>
5376 PR rtl-optimization/41619
5377 * caller-save.c (setup_save_areas): Break out code to determine
5378 which hard regs are live across calls by examining the reload chains
5379 so that it is always used.
5380 Eliminate code which checked REG_N_CALLS_CROSSED.
5382 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5384 PR tree-optimization/47355
5385 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5386 NOP has non-debug uses beyond PHIs in new_bb.
5388 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5391 * cfgexpand.c (account_used_vars_for_block): Only account vars
5392 that are annotated as used.
5393 (estimated_stack_frame_size): Don't set TREE_USED.
5394 * tree-dfa.c (create_var_ann): Mark variable as used.
5396 2011-01-21 Richard Guenther <rguenther@suse.de>
5399 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5401 2011-01-21 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/47365
5404 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5405 (vn_reference_lookup_pieces): Adjust.
5406 (vn_reference_lookup): Likewise.
5407 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5408 (vn_reference_lookup_3): Only look through kills if in
5409 VN_WALKREWRITE mode.
5410 (vn_reference_lookup_pieces): Adjust.
5411 (vn_reference_lookup): Likewise.
5412 (visit_reference_op_load): Likewise.
5413 (visit_reference_op_store): Likewise.
5414 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5415 (compute_avail): Likewise.
5416 (eliminate): Likewise.
5418 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5420 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5421 DECL_IGNORED_P non-reg vars if they are used.
5423 PR tree-optimization/47391
5424 * varpool.c (const_value_known_p): Return false if
5427 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5430 * config/i386/i386.c (ix86_local_alignment): Handle
5431 case for va_list_type_node is nil.
5432 (ix86_canonical_va_list_type): Likewise.
5434 2011-01-21 Alan Modra <amodra@gmail.com>
5436 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5437 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5439 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5441 * config/arm/arm.md (define_attr type): Rename f_load
5442 and f_store to f_fpa_load and f_fpa_store. Update.
5443 (write_conflict): Deal with rename fallout.
5444 (*push_fp_multi): Likewise.
5445 * config/arm/fpa.md (f_load): Use f_fpa_load.
5446 (f_store): Use f_fpa_store.
5447 (*movsf_fpa): Likewise.
5448 (*movdf_fpa): Likewise.
5449 (*movxf_fpa): Likewise.
5450 (*thumb2_movsf_fpa): Likewise.
5451 (*thumb2_movdf_fpa): Likewise.
5452 (*thumb2_movxf_fpa): Likewise.
5453 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5454 f_loadd and f_stored.
5455 (*thumb2_movdi_vfp): Likewise.
5456 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5457 (*thumb2_movsi_vfp): Likewise.
5458 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5459 Use f_loads instead of f_load.
5460 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5462 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5464 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5465 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5466 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5467 (xtensa_mode_dependent_address_p): New function.
5468 (constantpool_address_p): Make static. Change return type to bool.
5469 Change argument type to const_rtx. Use CONST_INT_P predicate.
5471 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5474 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5476 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5479 * cfgexpand.c (expand_debug_expr): Instead of generating
5480 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5483 2011-01-20 Richard Guenther <rguenther@suse.de>
5486 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5487 the pointer operand of MEM_REFs.
5489 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5491 PR tree-optimization/46130
5492 * ipa-split.c (consider_split): If return_bb contains non-virtual
5493 PHIs other than for retval or if split_function would not adjust it,
5496 2011-01-20 Richard Guenther <rguenther@suse.de>
5498 PR tree-optimization/47167
5499 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5500 Revert previous change, only avoid enumeral type changes.
5502 2011-01-19 Mike Stump <mikestump@comcast.net>
5504 * doc/tm.texi.in (BRANCH_COST): Englishify.
5505 * doc/tm.texi (BRANCH_COST): Likewise.
5507 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5510 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5511 (gen_scheduled_generic_parms_dies): New functions.
5512 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5513 generation for the end of CU compilation.
5514 (dwarf2out_finish): Generate template parameters DIEs here.
5516 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5519 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5520 debug bind stmt on merge edges.
5522 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5526 * function.c (instantiate_expr): Instantiate incoming rtl of
5527 implicit arguments, and recurse on VALUE_EXPRs.
5528 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5529 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5531 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5533 * c-parser.c (c_parser_for_statement): Initialize
5534 collection_expression.
5536 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5538 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5540 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5542 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5543 (LINK_SHLIB_SPEC): Don't use %(link_path).
5544 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5546 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5548 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5549 (NO_SHARED_LIB_SUPPORT): Remove.
5550 (LINK_SHLIB_SPEC): Remove one conditional definition.
5552 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5554 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5556 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5557 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5558 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5559 %{call_shared} and conditionals on these options not being passed.
5560 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5563 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5565 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5568 * ipa-split.c: Spelling fixes.
5570 2011-01-19 Richard Henderson <rth@redhat.com>
5572 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5573 (*mulsi3): Likewise.
5575 * longlong.h [__mn10300__] (count_leading_zeros): New.
5576 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5577 [__mn10300__] (add_ssaaaa, subddmmss): New.
5578 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5579 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5581 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5583 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5585 2011-01-19 Richard Henderson <rth@redhat.com>
5587 * config/mn10300/mn10300.md (addsi3_flags): New.
5588 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5589 (subsi3_flags, subc_internal, subdi3): New.
5590 (subdi3_internal, *subdi3_degenerate): New.
5591 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5593 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5594 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5595 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5596 * config/mn10300/mn10300-protos.h: Update.
5597 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5598 (return_ret): Likewise. Rename from return_internal_regs.
5599 (return_internal): Remove.
5601 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5602 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5603 (mn10300_legitimate_constant_p): Likewise.
5604 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5605 (mn10300_frame_size): New.
5606 (mn10300_expand_prologue): Use it.
5607 (mn10300_expand_epilogue): Likewise.
5608 (mn10300_initial_offset): Likewise.
5609 * config/mn10300/mn10300-protos.h: Update.
5610 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5611 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5612 (prologue, epilogue, return_internal): Tidy output code.
5613 (mn10300_store_multiple_operation, return): Likewise.
5614 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5615 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5616 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5617 (load_pic, am33_load_pic): New.
5618 (mn10300_load_pic0, mn10300_load_pic1): New.
5620 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5621 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5622 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5623 (cc_flags_for_mode, cc_flags_for_code): New.
5624 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5625 overflow flag is not valid. Validate that the flags we need
5626 for the comparison are valid.
5627 (mn10300_output_cmp): Remove.
5628 (mn10300_output_add): New.
5629 (mn10300_select_cc_mode): Use cc_flags_for_code.
5630 (mn10300_split_cbranch): New.
5631 (mn10300_match_ccmode): New.
5632 (mn10300_split_and_operand_count): New.
5633 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5635 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5636 (addsi3): ... here. Use mn10300_output_add.
5637 (*addsi3_flags): New.
5638 (*am33_subsi3, *mn10300_subsi3): Merge...
5639 (subsi3): ... here. Use attribute isa.
5640 (*subsi3_flags): New.
5641 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
5643 (*am33_andsi3, *mn10300_andsi3): Merge...
5645 (*andsi3_flags): New.
5646 (andsi3 splitters): New.
5647 (*am33_iorsi3, *mn10300_iorsi3): Merge...
5649 (*iorsi3_flags): New.
5650 (*am33_xorsi3, *mn10300_xorsi3): Merge...
5652 (*xorsi3_flags): New.
5653 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
5654 (one_cmplsi2): ... here.
5655 (*one_cmplsi2_flags): New.
5656 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
5657 instead of "dax" in constraints. Use mn10300_split_cbranch.
5658 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
5659 use matching constraints to eliminate a self-comparison.
5660 (*integer_conditional_branch): Rename from integer_conditional_branch.
5661 Use int_mode_flags to match CC_REG.
5662 (*cbranchsi4_btst, *btstsi): New.
5663 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
5664 mn10300_split_cbranch.
5665 (*am33_cmpsf): Rename from am33_cmpsf.
5666 (*float_conditional_branch): Rename from float_conditional_branch.
5667 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
5668 (zero_extendqisi2): ... here.
5669 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
5670 (zero_extendhisi2): ... here.
5671 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
5672 (extendqisi2): ... here.
5673 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
5674 (extendhisi2): ... here.
5675 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
5676 (ashlsi3): ... here.
5677 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
5678 (lshrsi3): ... here.
5679 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
5680 (ashrsi3): ... here.
5681 (consecutive add peephole): Remove.
5682 * config/mn10300/predicates.md (label_ref_operand): New.
5683 (int_mode_flags): New.
5684 (CCZN_comparison_operator): New.
5686 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
5687 (throughput_42_latency_43): New reservation.
5688 (mulsidi3, umulsidi3): New expanders.
5689 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
5690 the MDR register to allocation; separately allocate the low and
5691 high parts of the DImode result.
5692 (umulsidi3_internal): Similarly.
5693 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
5694 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
5695 (udivsi3, umodsi3): Remove.
5696 (udivmodsi4, divmodsi4): New expanders.
5697 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
5698 (*divmodsi4): Simiarly.
5699 (ext_internal): New.
5701 * config/mn10300/constraints.md ("z"): New constraint.
5702 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
5703 (FIXED_REGISTERS): Don't fix MDR.
5704 (CALL_USED_REGSITERS): Reformat nicely.
5705 (REG_ALLOC_ORDER): Add MDR.
5706 (enum regclass): Add MDR_REGS.
5707 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
5708 (IRA_COVER_CLASSES): Add MDR_REGS.
5709 (REGNO_REG_CLASS): Handle MDR_REG.
5710 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
5711 (mn10300_register_move_cost): Likewise.
5712 * config/mn10300/mn10300.md (MDR_REG): New.
5713 (*movsi_internal): Handle moves to/from MDR_REGS.
5715 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
5717 (mn10300_secondary_reload): Tidy combination reload classes.
5718 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
5719 addresses for AM33. Allow symbolic offsets for reg+imm.
5720 (mn10300_regno_in_class_p): New.
5721 (mn10300_legitimize_reload_address): New.
5722 * config/mn10300/mn10300.h (enum reg_class): Remove
5723 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
5724 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
5726 (REG_CLASS_NAMES): Update to match.
5727 (REG_CLASS_CONTENTS): Likewise.
5728 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
5729 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
5730 (REGNO_IN_RANGE_P): Remove.
5731 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
5732 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
5733 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
5734 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
5735 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
5736 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
5737 (REGNO_GENERAL_P): New.
5738 (HAVE_POST_MODIFY_DISP): New.
5739 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
5740 (LEGITIMIZE_RELOAD_ADDRESS): New.
5741 * config/mn10300/mn10300-protos.h: Update.
5743 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
5744 DATA_REGS for AM33 stack-pointer destination.
5745 (mn10300_preferred_output_reload_class): Likewise.
5746 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
5747 into a form appropriate for ...
5748 (TARGET_SECONDARY_RELOAD): New.
5749 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
5750 * config/mn10300/mn10300-protos.h: Update.
5751 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
5752 reload_insi; use the "A" constraint for the scratch; handle AM33
5753 moves of sp to non-address registers.
5755 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
5756 (*movqi_internal): ... here.
5757 (*am33_movhi, *mn10300_movhi): Merge into...
5758 (*movhi_internal): ... here.
5759 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
5760 as the source/destination of moves from/to SP.
5761 (movsf): Only allow for AM33-2.
5762 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
5763 any integer constant constraint. Only allow for AM33-2. Tidy
5764 all of the alternative outputs.
5765 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
5766 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
5768 (udivsi3, umodsi3): New patterns for MN103 only.
5770 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
5772 * doc/tm.texi.in: Spell out that a lack of register class unions
5774 * doc/tm.texi: Regenerate.
5776 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5778 PR rtl-optimization/47337
5779 * dce.c (check_argument_store): New function.
5780 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
5782 PR tree-optimization/47290
5783 * tree-eh.c (infinite_empty_loop_p): New function.
5784 (cleanup_empty_eh): Use it.
5786 2011-01-18 Steve Ellcey <sje@cup.hp.com>
5789 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
5790 (a64_expand_widen_sum): Ditto.
5791 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
5792 (vec_extract_evenodd_help): Ditto.
5793 (vec_extract_evenv4hi): Ditto.
5794 (vec_extract_oddv4hi): Ditto.
5795 (vec_extract_evenv2si): Ditto.
5796 (vec_extract_oddv2si): Ditto.
5797 (vec_extract_evenv2sf): Ditto.
5798 (vec_extract_oddv2sf): Ditto.
5799 (vec_pack_trunc_v4hi: Ditto.
5800 (vec_pack_trunc_v2si): Ditto.
5801 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
5802 (vec_interleave_highv8qi): Ditto.
5804 (vec_extract_oddv8qi): Ditto.
5805 (vec_interleave_lowv4hi): Ditto.
5806 (vec_interleave_highv4hi): Ditto.
5807 (vec_interleave_lowv2si): Ditto.
5808 (vec_interleave_highv2si): Ditto.
5810 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5812 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
5813 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
5814 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
5815 (pa_c_mode_for_suffix): New.
5816 (TARGET_EXPAND_BUILTIN): Define.
5817 (TARGET_C_MODE_FOR_SUFFIX): Define.
5818 (pa_builtins): Define.
5819 (pa_init_builtins): Register __float128 type and init new support
5821 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
5822 * config/pa/quadlib.c (_U_Qfcopysign): New.
5824 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
5827 * explow.c (allocate_dynamic_stack_space): Do not assume more than
5828 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
5831 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5833 PR tree-optimization/47179
5834 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
5835 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
5837 2011-01-18 Richard Guenther <rguenther@suse.de>
5839 PR rtl-optimization/47216
5840 * emit-rtl.c: Include tree-flow.h.
5841 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
5842 of replicating it with different semantics.
5843 * Makefile.in (emit-rtl.o): Adjust.
5845 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5847 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
5848 (cortex_a9_dp): Handle neon types correctly.
5850 2011-01-18 Jakub Jelinek <jakub@redhat.com>
5852 PR rtl-optimization/47299
5853 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
5854 subtarget. Use normal multiplication if both operands are constants.
5855 * expmed.c (expand_widening_mult): Don't try to optimize constant
5856 multiplication if op0 has VOIDmode. Convert op1 constant to mode
5859 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5861 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
5862 spacing after 'e.g.', typos, comma, hyphenation.
5864 2011-01-17 Richard Henderson <rth@redhat.com>
5866 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
5867 (rx_restricted_mem_operand): New.
5868 (rx_shift_operand): Use register_operand.
5869 (rx_source_operand, rx_compare_operand): Likewise.
5870 * config/rx/rx.md (addsi3_flags): New expander.
5871 (adddi3): Rewrite as expander.
5872 (adc_internal, *adc_flags, adddi3_internal): New patterns.
5873 (subsi3_flags): New expander.
5874 (subdi3): Rewrite as expander.
5875 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
5877 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
5878 (rx_init_builtins): Remove sat builtin.
5879 (rx_expand_builtin): Likewise.
5880 * config/rx/rx.md (ssaddsi3): New.
5881 (*sat): Rename from sat. Represent the CC_REG input.
5883 * config/rx/predicates.md (rshift_operator): New.
5884 * config/rx/rx.c (rx_expand_insv): Remove.
5885 * config/rx/rx-protos.h: Update.
5886 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
5887 operand to the canonical position.
5888 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
5889 (*bitclr, *bitclr_in_memory): Similarly.
5890 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
5891 (insv): Retain the zero_extract in the expansion.
5893 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
5894 (bswaphi2, bitinvert, revw): Likewise.
5896 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
5897 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5898 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
5899 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
5900 (bitset, bitset_in_memory): Likewise.
5901 (bitinvert, bitinvert_in_memory): Likewise.
5902 (bitclr, bitclr_in_memory): Likewise.
5903 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
5904 (rx_strend, rx_cmpstrn): Likewise.
5905 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
5906 (bitop peep2 patterns): Remove.
5908 * config/rx/rx.c (rx_match_ccmode): New.
5909 * config/rx/rx-protos.h: Update.
5910 * config/rx/rx.md (abssi2): Clobber, don't set flags.
5911 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
5912 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
5913 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
5914 (fix_truncsfsi2, floatsisf2): Likewise.
5915 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
5916 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
5917 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
5918 (*subsi3_flags, *xorsi3_flags): New.
5920 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
5922 * config/rx/rx.c (rx_print_operand): Remove workaround for
5923 unsplit comparison operations.
5925 * config/rx/rx.md (movsicc): Split after reload.
5926 (*movsicc): Merge *movsieq and *movsine via match_operator.
5927 (*stcc): New pattern.
5929 * config/rx/rx.c (rx_float_compare_mode): Remove.
5930 * config/rx/rx.h (rx_float_compare_mode): Remove.
5931 * config/rx/rx.md (cstoresi4): Split after reload.
5932 (*sccc): New pattern.
5934 * config/rx/predicates.md (label_ref_operand): New.
5935 (rx_z_comparison_operator): New.
5936 (rx_zs_comparison_operator): New.
5937 (rx_fp_comparison_operator): New.
5938 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
5939 Validate that the flags are set properly for the comparison.
5940 (rx_gen_cond_branch_template): Remove.
5941 (rx_cc_modes_compatible): Remove.
5942 (mode_from_flags): New.
5943 (flags_from_code): Rename from flags_needed_for_conditional.
5944 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
5945 (rx_select_cc_mode): Likewise.
5946 (rx_split_fp_compare): New.
5947 (rx_split_cbranch): New.
5948 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
5949 (*cbranchsi4): Use match_operator and rx_split_cbranch.
5950 (*cbranchsf4): Similarly.
5951 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
5952 match_operator and rx_split_cbranch.
5953 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
5954 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
5955 (*cmpsi): Rename from cmpsi.
5956 (*tstsi): Rename from tstsi.
5957 (*cmpsf): Rename from cmpsf; use CC_Fmode.
5958 (*conditional_branch): Rename from conditional_branch.
5959 (*reveresed_conditional_branch): Remove.
5960 (b<code>): Remove expander.
5961 * config/rx/rx-protos.h: Update.
5963 * config/rx/rx.c (rx_compare_redundant): Remove.
5964 * config/rx/rx.md (cmpsi): Don't use it.
5965 * config/rx/rx-protos.h: Update.
5967 * config/rx/rx-modes.def (CC_F): New mode.
5968 * config/rx/rx.c (rx_select_cc_mode): New.
5969 * config/rx/rx.h (SELECT_CC_MODE): Use it.
5970 * config/rx/rx-protos.h: Update.
5972 2011-01-17 Richard Henderson <rth@redhat.com>
5974 * except.c (dump_eh_tree): Fix stray ; after for statement.
5976 2011-01-17 Richard Guenther <rguenther@suse.de>
5978 PR tree-optimization/47313
5979 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
5980 handling before copying the body. Properly deal with
5981 by-reference result in SSA form.
5983 2011-01-17 Ian Lance Taylor <iant@google.com>
5986 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
5987 (struct_value_alias_set): Don't define.
5988 (sparc_option_override): Don't set sparc_sr_alias_set and
5989 struct_value_alias_set.
5990 (save_or_restore_regs): Use gen_frame_mem rather than calling
5992 (sparc_struct_value_rtx): Likewise.
5994 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
5997 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
5999 (_mm_maskstore_pd): Likewise.
6000 (_mm_maskload_ps): Likewise.
6001 (_mm_maskstore_ps): Likewise.
6002 (_mm256_maskload_pd): Change mask to __m256i.
6003 (_mm256_maskstore_pd): Likewise.
6004 (_mm256_maskload_ps): Likewise.
6005 (_mm256_maskstore_ps): Likewise.
6007 * config/i386/i386-builtin-types.def: Updated.
6008 (ix86_expand_special_args_builtin): Likewise.
6010 * config/i386/i386.c (bdesc_special_args): Update
6011 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6012 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6013 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6014 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6016 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6017 Use <avxpermvecmode> on mask register.
6018 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6020 2011-01-17 Olivier Hainque <hainque@adacore.com>
6021 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6022 Eric Botcazou <ebotcazou@adacore.com>
6025 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6026 if <= USHRT_MAX in 32-bit mode.
6028 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6030 * doc/install.texi (Configuration, Specific): Wrap long
6031 lines in examples. Allow line wrapping in long options
6032 and URLs where beneficial for PDF output.
6034 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6036 * config/mips/mips.c (mips_classify_symbol): Don't return
6037 SYMBOL_PC_RELATIVE for nonlocal labels.
6039 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6041 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6043 2011-01-15 Jan Hubicka <jh@suse.cz>
6045 PR tree-optimization/47276
6046 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6047 declarations as needed.
6049 2011-01-15 Martin Jambor <mjambor@suse.cz>
6051 * common.opt (fdevirtualize): New flag.
6052 * doc/invoke.texi (Option Summary): Document it.
6053 * opts.c (default_options_table): Add devirtualize flag.
6054 * ipa-prop.c (detect_type_change): Return immediately if
6055 devirtualize flag is not set.
6056 (detect_type_change_ssa): Likewise.
6057 (compute_known_type_jump_func): Likewise.
6058 (ipa_analyze_virtual_call_uses): Likewise.
6060 2011-01-14 Martin Jambor <mjambor@suse.cz>
6062 PR tree-optimization/45934
6063 PR tree-optimization/46302
6064 * ipa-prop.c (type_change_info): New type.
6065 (stmt_may_be_vtbl_ptr_store): New function.
6066 (check_stmt_for_type_change): Likewise.
6067 (detect_type_change): Likewise.
6068 (detect_type_change_ssa): Likewise.
6069 (compute_complex_assign_jump_func): Check for dynamic type change.
6070 (compute_complex_ancestor_jump_func): Likewise.
6071 (compute_known_type_jump_func): Likewise.
6072 (compute_scalar_jump_functions): Likewise.
6073 (ipa_analyze_virtual_call_uses): Likewise.
6074 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6076 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6078 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6079 * config/i386/i386.opt (msse5): New Alias.
6081 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6083 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6084 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6085 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6086 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6088 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6090 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6092 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6093 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6094 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6095 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6097 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6099 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6101 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6103 2011-01-14 Mike Stump <mikestump@comcast.net>
6105 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6106 * config/fr30/fr30.md: Likweise
6107 (movsi_push): Likewise.
6108 (movsi_pop): Likewise.
6109 (enter_func): Likewise.
6110 * config/moxie/moxie.md (movsi_push): Likewise.
6111 (movsi_pop): Likewise.
6113 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6115 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6116 %{no_archive} %{exact_version}.
6117 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6118 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6119 %{no_archive} %{exact_version}.
6120 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6121 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6122 * config/mips/vxworks.h: Likewise.
6124 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6126 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6128 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6130 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6131 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6133 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6135 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6138 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6140 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6142 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6143 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6145 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6146 Don't handle -shlib.
6148 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6150 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6151 (CC1_SPEC): Don't handle -profile.
6153 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6155 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6156 * config/mips/mips.h (CC1_SPEC): Likewise.
6158 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6160 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6161 * config/mips/mips.h (CC1_SPEC): Likewise.
6163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6165 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6166 * config/m32r/linux.h (LINK_SPEC): Likewise.
6167 * config/mips/linux.h (LINK_SPEC): Likewise.
6168 * config/mips/linux64.h (LINK_SPEC): Likewise.
6169 * config/sparc/linux.h (LINK_SPEC): Likewise.
6170 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6171 LINK_SPEC): Likewise.
6172 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6174 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6176 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6178 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6180 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6182 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6183 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6185 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6187 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6189 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6191 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6192 supports -Bstatic/-Bdynamic.
6193 * configure: Regenerate.
6195 2011-01-14 Jan Hubicka <jh@suse.cz>
6196 Jack Howarth <howarth@bromo.med.uc.edu>
6199 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6200 when checking debug_info_level. Test write_symbols instead of
6201 debug_hooks->var_location when setting flag_var_tracking_uninit.
6203 2011-01-14 Richard Guenther <rguenther@suse.de>
6205 PR tree-optimization/47179
6206 * target.def (ref_may_alias_errno): New target hook.
6207 * targhooks.h (default_ref_may_alias_errno): Declare.
6208 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6209 (default_ref_may_alias_errno): New function.
6210 * target.h (struct ao_ref_s): Declare.
6211 * tree-ssa-alias.c: Include target.h.
6212 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6213 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6214 (targhooks.o): Likewise.
6215 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6216 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6218 2011-01-14 Richard Guenther <rguenther@suse.de>
6220 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6222 2011-01-14 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/47280
6225 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6227 (tree_ssa_forward_propagate_single_use_vars): Deal with
6228 CFG changes from associate_plusminus.
6230 2011-01-14 Richard Guenther <rguenther@suse.de>
6234 2011-01-11 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/46076
6237 * tree-ssa.c (useless_type_conversion_p): Conversions from
6238 unprototyped to empty argument list function types are useless.
6240 2011-01-14 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/47286
6243 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6245 2011-01-14 Martin Jambor <mjambor@suse.cz>
6248 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6250 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6252 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6253 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6254 * config/xtensa/xtensa.c (xtensa_libcall_value,
6255 xtensa_function_value_regno_p): New functions.
6256 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6258 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6261 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6263 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6264 New function prototype.
6265 * config/i386/winnt.c (i386_pe_assemble_visibility):
6266 Warn only if attribute was specified by user.
6268 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6271 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6273 (floatunsdidf2_fcfidu): Ditto.
6275 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6277 * config/s390/s390.c (print_operand_address): Replace 'error' with
6278 'output_operand_lossage'.
6279 (print_operand): Likewise.
6281 2011-01-13 Jeff Law <law@redhat.com>
6283 PR rtl-optimization/39077
6284 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6285 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6286 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6287 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6288 * gcse.c (prune_insertions_deletions): New function.
6289 (compute_pre_data): Use it.
6291 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6294 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6296 (prune_unused_types_mark): Use it.
6298 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6300 PR rtl-optimization/45352
6301 * sel-sched.c: Update copyright years.
6302 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6303 in the advancing loop when we have issued issue_rate insns.
6305 2011-01-12 Richard Henderson <rth@redhat.com>
6307 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6308 (TARGET_MD_ASM_CLOBBERS): New.
6310 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6311 (TARGET_DELEGITIMIZE_ADDRESS): New.
6313 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6314 (clzsi2, *bsch): New patterns.
6316 * config/mn10300/mn10300.md (INT): New mode iterator.
6317 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6319 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6320 flag_split_wide_types.
6322 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6323 (mn10300_trampoline_init): Rewrite without a template, an immediate
6324 load and a direct branch.
6325 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6327 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6329 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6330 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6331 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6332 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6334 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6337 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6340 2011-01-12 Jan Hubicka <jh@suse.cz>
6343 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6344 (PLUGIN_COND_CLOSE): New macro.
6345 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6347 2011-01-12 Richard Guenther <rguenther@suse.de>
6350 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6351 register variables in a MEM_REF.
6353 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6355 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6356 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6357 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6358 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6359 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6360 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6361 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6362 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6363 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6364 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6365 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6366 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6367 * config/gnu-user.h: New. Copied from linux.h.
6368 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6369 GNU_USER_TARGET_STARTFILE_SPEC.
6370 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6371 GNU_USER_TARGET_ENDFILE_SPEC.
6372 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6373 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6374 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6375 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6376 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6377 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6378 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6379 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6380 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6381 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6382 * config/arm/linux-eabi.h (CC1_SPEC): Use
6383 GNU_USER_TARGET_CC1_SPEC.
6384 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6385 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6386 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6387 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6388 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6389 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6390 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6391 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6393 2011-01-12 Richard Guenther <rguenther@suse.de>
6396 * doc/invoke.texi (ffast-math): Document it is turned on
6399 2011-01-12 Jan Hubicka <jh@suse.cz>
6401 PR tree-optimization/47233
6402 * opts.c (common_handle_option): Disable ipa-reference with profile
6405 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6407 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6410 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6412 * c-parser.c (c_lex_one_token): Updated and reindented some
6413 comments. No changes in code.
6415 2011-01-11 Ian Lance Taylor <iant@google.com>
6417 * godump.c (go_output_var): Don't output the variable if there is
6418 already a type with the same name.
6420 2011-01-11 Ian Lance Taylor <iant@google.com>
6422 * godump.c (go_format_type): Don't generate float80.
6424 2011-01-11 Richard Henderson <rth@redhat.com>
6426 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6427 declaration. Rewrite for both speed and size.
6428 (mn10300_address_cost_1): Remove.
6429 (mn10300_register_move_cost): New.
6430 (mn10300_memory_move_cost): New.
6431 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6432 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6433 extensions, shifts, BSWAP, CLZ.
6434 (mn10300_wide_const_load_uses_clr): Remove.
6435 (TARGET_REGISTER_MOVE_COST): New.
6436 (TARGET_MEMORY_MOVE_COST): New.
6437 * config/mn10300/mn10300-protos.h: Update.
6438 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6440 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6441 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6442 * config/mn10300/mn10300-protos.h: Update.
6443 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6444 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6445 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6446 (*test_int_bitfield, *test_byte_bitfield): Remove.
6447 (*bit_test, *subreg_bit_test): Remove.
6448 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6450 * config/mn10300/constraints.md ("c"): Rename from "A".
6451 ("A", "D"): New constraint letters.
6452 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6453 (fmssf4, fnmasf4, fnmssf4): Likewise.
6455 * config/mn10300/mn10300.md (isa): New attribute.
6456 (enabled): New attribute.
6458 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6459 (abssf2, negsf2): Define only for hardware fp.
6460 (sqrtsf2): Reformat.
6461 (addsf3, subsf3, mulsf3): Merge expander and insn.
6463 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6464 (DEBUGGER_AUTO_OFFSET): Remove.
6465 (DEBUGGER_ARG_OFFSET): Remove.
6467 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6468 Emit register stores with the same offsets as the hardware.
6469 (mn10300_store_multiple_operation): Don't check that the register
6470 save offsets are monotonic.
6471 * config/mn10300/mn10300-protos.h: Update.
6473 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6475 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6476 in terms of the value on the stack, not the MDR register.
6478 2011-01-11 Jan Hubicka <jh@suse.cz>
6482 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6483 (symbol_alias_set_destroy, symbol_alias_set_contains,
6484 propagate_aliases_backward): Declare.
6485 * lto-streamer-out.c (struct sets): New sturcture.
6486 (trivally_defined_alias): New function.
6487 (output_alias_pair_p): Rewrite.
6488 (output_unreferenced_globals): Fix output of alias pairs.
6489 (produce_symtab): Likewise.
6490 * ipa.c (function_and_variable_visibility): Set weak alias destination
6492 * varasm.c (symbol_alias_set_t): Remove.
6493 (symbol_alias_set_destroy): Export.
6494 (propagate_aliases_forward, propagate_aliases_backward): New functions
6496 (compute_visible_aliases): ... this one; remove.
6497 (trivially_visible_alias): New
6498 (trivially_defined_alias): New.
6499 (remove_unreachable_alias_pairs): Rewrite.
6500 (finish_aliases_1): Reorganize code checking if alias is defined.
6501 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6504 2011-01-11 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/46076
6507 * tree-ssa.c (useless_type_conversion_p): Conversions from
6508 unprototyped to empty argument list function types are useless.
6510 2011-01-11 Richard Guenther <rguenther@suse.de>
6513 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6514 volatile MEMs as MEM_READONLY_P.
6516 2011-01-11 Richard Guenther <rguenther@suse.de>
6518 PR tree-optimization/47239
6519 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6521 2011-01-11 Jeff Law <law@redhat.com>
6523 PR tree-optimization/47086
6524 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6525 IVs from statements that might throw.
6527 2011-01-10 Jan Hubicka <jh@suse.cz>
6530 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6532 2011-01-10 Jan Hubicka <jh@suse.cz>
6535 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6536 when correcting profile.
6538 2011-01-10 Jan Hubicka <jh@suse.cz>
6541 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6543 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6544 Restore DECL_FINI_PRIORITY.
6546 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6548 * doc/gimple.texi: Fix quoting of multi-word return values in
6549 @deftypefn statements. Ensure presence of return value. Wrap
6550 overlong @deftypefn lines.
6551 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6552 descriptions of removed functions.
6553 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6554 of multi-word return value in @deftypefn statement.
6556 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6558 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6559 (Conditional Expressions, Logical Operators)
6560 (Statement and operand traversals): Do not indent smallexample
6561 code. Fix duplicate function argument in example.
6563 2011-01-10 Jeff Law <law@redhat.com>
6565 PR tree-optimization/47141
6566 * ipa-split.c (split_function): Handle case where we are
6567 returning a value and the return block has a virtual operand phi.
6569 2011-01-10 Jan Hubicka <jh@suse.cz>
6571 PR tree-optimization/47234
6572 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6573 (pass_feedback_split_functions): Declare.
6574 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6576 * ipa-split.c (gate_split_functions): Update comments; disable
6577 split-functions for profile_arc_flag and branch_probabilities.
6578 (gate_feedback_split_functions): New function.
6579 (execute_feedback_split_functions): New function.
6580 (pass_feedback_split_functions): New global var.
6582 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6585 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6586 calling gimple_call_set_cannot_inline.
6588 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6590 * config/darwin-sections.def: Remove unused section.
6592 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6595 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6597 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6600 * c-parser.c (c_parser_declaration_or_fndef): Improved
6603 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6605 * config/i386/winnt.c (i386_pe_start_function): Make sure
6606 to switch back to function's section.
6608 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6612 * plugin.c: Move include of dlfcn.h from here...
6613 * system.h: ... to here.
6615 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6617 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6619 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6620 two extra empty pages in PDF output.
6622 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6625 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6626 for error recovery purposes behave as if it was not specified so
6627 that the default type is usd.
6629 2011-01-07 Jan Hubicka <jh@suse.cz>
6631 PR tree-optmization/46469
6632 * ipa.c (function_and_variable_visibility): Clear needed flags on
6633 nodes with external decls; handle weakrefs merging correctly.
6635 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6637 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6640 2011-01-07 Jan Hubicka <jh@suse.cz>
6642 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
6643 and no longer claim that gold is required for linker plugin.
6644 * configure: Regenerate.
6645 * gcc.c (PLUGIN_COND): New macro.
6646 (LINK_COMMAND_SPEC): Use it.
6647 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
6648 * config.in (HAVE_LTO_PLUGIN): New.
6649 * configure.ac (--with-lto-plugin): New parameter; autodetect
6652 2011-01-07 Jan Hubicka <jh@suse.cz>
6654 PR tree-optimization/46367
6655 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
6656 when we can update original.
6657 (cgraph_mark_inline_edge): Sanity check.
6658 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
6660 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6662 * config/spu/spu.h (ASM_COMMENT_START): Define.
6664 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
6668 (SWITCH_KEEP_FOR_GCC): Likewise.
6669 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
6670 (do_spec_1): Handle "%>".
6672 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
6674 2011-01-07 Jakub Jelinek <jakub@redhat.com>
6677 * config/i386/i386.c (ix86_delegitimize_address): If
6678 simplify_gen_subreg fails, return orig_x.
6681 * value-prof.c (gimple_stringop_fixed_value): Handle
6682 lhs of the call properly.
6684 2011-01-07 Jan Hubicka <jh@suse.cz>
6687 * lto-opt.c (lto_reissue_options): Set flag_shlib.
6689 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6691 * target.def (function_switched_text_sections): New hook.
6692 * doc/tm.texi: Regenerated.
6693 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6694 * final.c (default_function_switched_text_sections): New.
6695 (final_scan_insn): Call function_switched_text_sections when a
6696 mid-function section change occurs.
6697 * output.h (default_function_switched_text_sections): Declare.
6698 * config/darwin-protos.h (darwin_function_switched_text_sections):
6700 * config/darwin.c (darwin_function_switched_text_sections): New.
6701 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6703 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6705 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
6706 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
6707 the secondary code fragment when outputting for DWARF == 2.
6709 2011-01-07 Anatoly Sokolov <aesok@post.ru>
6711 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6712 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
6714 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
6715 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6717 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
6720 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
6721 when it is not empty.
6723 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
6726 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
6727 (case ${target}): Add btver1.
6728 * config/i386/driver-i386.c (host_detect_local_cpu): Let
6729 -march=native recognize btver1 processors.
6730 * config/i386/i386-c.c (ix86_target_macros_internal): Add
6731 btver1 def_and_undef
6732 * config/i386/i386.c (struct processor_costs btver1_cost): New
6734 (m_BTVER1): New definition.
6735 (m_AMD_MULTIPLE): Includes m_BTVER1.
6736 (initial_ix86_tune_features): Add btver1 tune.
6737 (processor_target_table): Add btver1 entry.
6738 (static const char *const cpu_names): Add btver1 entry.
6739 (software_prefetching_beneficial_p): Add btver1.
6740 (ix86_option_override_internal): Add btver1 instruction sets.
6741 (ix86_issue_rate): Add btver1.
6742 (ix86_adjust_cost): Add btver1.
6743 * config/i386/i386.h (TARGET_BTVER1): New definition.
6744 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
6745 (enum processor_type): Add PROCESSOR_BTVER1.
6746 * config/i386/i386.md (define_attr "cpu"): Add btver1.
6748 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6751 * config/i386/i386.c (legitimize_tls_address)
6752 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
6753 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
6754 (tls_initial_exec_64_sun): New pattern.
6756 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6758 * doc/invoke.texi (Overall Options): Improve wording and markup
6759 of the description of -wrapper.
6761 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6763 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
6764 rdynamic, threads): New Driver options.
6766 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6769 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
6770 if coming from .tdata.
6771 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6773 2011-01-06 Jan Hubicka <jh@suse.cz>
6776 * collect2.c (main): Do not enable LTOmode when plugin is active.
6778 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6781 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
6782 --version output if supported.
6783 * configure: Regenerate.
6785 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6787 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
6790 2011-01-06 Jakub Jelinek <jakub@redhat.com>
6793 * c-convert.c (convert): When converting a complex expression
6794 other than COMPLEX_EXPR to a different complex type, ensure
6795 c_save_expr is called instead of save_expr, unless in_late_binary_op.
6796 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
6797 when converting COMPLEX_TYPE.
6799 2011-01-06 Ira Rosen <irar@il.ibm.com>
6801 PR tree-optimization/47139
6802 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
6803 only the last reduction value is used outside the loop. Update
6806 2011-01-05 Joseph Myers <joseph@codesourcery.com>
6808 * config/rtems.opt: New.
6809 * config.gcc (*-*-rtems*): Use rtems.opt.
6811 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
6813 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
6814 processors do not support 3DNow instructions.
6816 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6818 * config/spu/spu.c (spu_option_override): Set parameter
6819 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
6821 2011-01-05 Jan Hubicka <jh@suse.cz>
6823 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
6824 at the command line.
6826 2011-01-05 Martin Jambor <mjambor@suse.cz>
6829 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
6830 deltas on streamed outgoing edges.
6831 (output_node_opt_summary): Output info for outgoing edges only when
6832 the node is in new parameter set.
6833 (output_cgraph_opt_summary): New parameter set, passed to the two
6834 aforementioned functions. Update its forward declaration and its
6837 2011-01-05 Tom Tromey <tromey@redhat.com>
6839 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
6840 operator to c_finish_omp_atomic.
6841 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
6842 (build_unary_op): Update.
6843 (build_modify_expr): Update.
6844 (build_asm_expr): Update.
6846 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6848 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
6849 newly inserted insns.
6851 (spu_emit_branch_hint): Likewise.
6852 (insert_hbrp_for_ilb_runout): Likewise.
6853 (spu_machine_dependent_reorg): Call df_finish_pass after
6854 schedule_insns returns.
6856 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6858 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
6860 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
6862 PR tree-optimization/47005
6863 * tree-sra.c (struct access): Add 'non_addressable' bit.
6864 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
6865 (decide_one_param_reduction): Return 0 if the parameter is passed by
6866 reference and one of the accesses in the group is non_addressable.
6868 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
6870 PR tree-optimization/47056
6871 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
6872 (mark_load): Likewise. Handle FUNCTION_DECL specially.
6873 (mark_store): Likewise. Pass STMT to ipa_record_reference.
6875 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
6877 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
6878 initializer. Skip view conversions from aggregate types.
6880 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
6883 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
6885 2011-01-04 Philipp Thomas <pth@suse.de>
6887 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
6890 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6892 * function.c (thread_prologue_and_epilogue_insns): Do not crash
6893 on empty epilogue sequences.
6895 2011-01-04 Joseph Myers <joseph@codesourcery.com>
6897 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
6898 non-static): New Driver options.
6900 2011-01-04 Jie Zhang <jie@codesourcery.com>
6903 * gcc.c (default_compilers[]): Set combinable field to 0
6904 for all assembly languages.
6906 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
6908 * config/mips/loongson3a.md: New file.
6909 * config/mips/mips.md: Include loongson3a.md.
6910 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
6913 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
6916 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
6917 instead of convert_memory_address_addr_space on the base expression.
6919 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6921 * config/spu/spu.c (spu_option_override): Update error text
6922 for bad -march= / -mtune= values.
6924 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6926 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
6927 if branch-hint optimization will be performed.
6929 2011-01-03 Jakub Jelinek <jakub@redhat.com>
6931 PR tree-optimization/47148
6932 * ipa-split.c (split_function): Convert arguments to
6933 DECL_ARG_TYPE if possible.
6935 PR tree-optimization/47155
6936 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
6939 PR rtl-optimization/47157
6940 * combine.c (try_combine): If undobuf.other_insn becomes
6941 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
6942 and set *new_direct_jump_p too.
6944 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
6946 PR tree-optimization/47021
6947 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
6949 2011-01-03 Jakub Jelinek <jakub@redhat.com>
6951 * gcc.c (process_command): Update copyright notice dates.
6952 * gcov.c (print_version): Likewise.
6953 * gcov-dump.c (print_version): Likewise.
6954 * mips-tfile.c (main): Likewise.
6955 * mips-tdump.c (main): Likewise.
6957 2011-01-03 Martin Jambor <mjambor@suse.cz>
6959 PR tree-optimization/46801
6960 * tree-sra.c (type_internals_preclude_sra_p): Check whether
6961 aggregate fields start at byte boundary instead of the bit-field flag.
6963 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
6966 * gcc.c (main): Revert revision 168407.
6968 2011-01-03 Martin Jambor <mjambor@suse.cz>
6970 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
6972 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6974 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
6975 vector optab to expand vector/scalar shift, update gimple to vector.
6977 2011-01-03 Martin Jambor <mjambor@suse.cz>
6979 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
6982 2011-01-03 Martin Jambor <mjambor@suse.cz>
6984 PR tree-optimization/46984
6985 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
6987 (cgraph_create_indirect_edge): Fixed line length.
6988 (cgraph_indirect_call_info): Declare.
6989 (cgraph_make_edge_direct) Update declaration.
6990 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
6991 (cgraph_create_indirect_edge): Use it.
6992 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
6994 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
6995 the new thunk_delta representation.
6996 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
6998 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
6999 (ipa_read_indirect_edge_info): Likewise.
7000 * lto-cgraph.c (output_edge_opt_summary): New function.
7001 (output_node_opt_summary): Call it on all outgoing edges.
7002 (input_edge_opt_summary): New function.
7003 (input_node_opt_summary): Call it on all outgoing edges.
7005 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7008 * gcc.c (main): Don't check have_o when settting combine_inputs.
7010 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7012 * regrename.c: Add general comment describing the pass.
7013 (struct du_head): Remove 'length' field.
7014 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7015 (regrename_optimize): Do not sort chains. Rework comments, add others.
7016 Force renaming to the preferred class (if any) in the first pass and do
7017 not consider registers that belong to it in the second pass.
7018 (create_new_chain): Do not set 'length' field.
7019 (scan_rtx_reg): Likewise.
7021 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7023 PR tree-optimization/47140
7024 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7025 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7028 PR rtl-optimization/47028
7029 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7030 parm_birth_insn instead of at the beginning of first bb.
7032 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7034 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7035 Remove the word "see" before "@pxref".
7036 * doc/rtl.texi: Remove the word "see" before "@pxref".
7038 2011-01-01 Jan Hubicka <jh@suse.cz>
7040 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7043 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7046 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7049 Copyright (C) 2011 Free Software Foundation, Inc.
7051 Copying and distribution of this file, with or without modification,
7052 are permitted in any medium without royalty provided the copyright
7053 notice and this notice are preserved.