1 2011-10-14 Richard Guenther <rguenther@suse.de>
4 2011-10-14 Richard Guenther <rguenther@suse.de>
6 PR tree-optimization/50723
7 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
9 2011-10-13 Richard Guenther <rguenther@suse.de>
11 PR tree-optimization/50712
12 * ipa-split.c (split_function): Always re-gimplify parameters
13 when they are not gimple vals before passing them. Properly
14 check for type compatibility.
16 2011-10-12 Steve Ellcey <sje@cup.hp.com>
19 Backport from Mainline 179472.
20 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
21 (gcc_cv_ld_static_option): Ditto.
22 (gcc_cv_ld_dynamic_option): Ditto.
23 * configure: Regenerate.
25 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
27 PR tree-optimization/50189
28 * tree-vrp.c (extract_range_from_assert): Use the type of
29 the variable, not the limit.
31 2011-10-12 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/50700
34 * tree-object-size.c (addr_object_size): Simplify and treat
35 MEM_REF bases consistently.
37 2011-10-12 Joseph Myers <joseph@codesourcery.com>
40 * convert.c (convert_to_integer): Do not narrow operands of
43 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
46 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
47 (mov<F:mode>cc): Likewise.
49 2011-10-11 Nick Clifton <nickc@redhat.com>
52 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
53 df_get_live_out instead of accessing the bitmaps directly.
54 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
55 df_live_add_problem and df_analyze.
57 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
60 Backport from Mainline r179737.
61 * config/avr/avr-devices.c (avr_mcu_types): Set
62 .data_section_start of atmega164a to 0x100.
64 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
67 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
69 2011-10-06 Jakub Jelinek <jakub@redhat.com>
71 * tree.h (avoid_folding_inline_builtin): New prototype.
72 * builtins.c (avoid_folding_inline_builtin): No longer static.
73 * gimple-fold.c (gimple_fold_builtin): Give up if
74 avoid_folding_inline_builtin returns true.
76 PR tree-optimization/49279
77 * tree-ssa-structalias.c (find_func_aliases): Don't handle
80 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
82 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
83 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
85 2011-10-03 Jakub Jelinek <jakub@redhat.com>
86 Ian Lance Taylor <iant@google.com>
88 * godump.c (go_output_typedef): Support printing enum values that
89 don't fit in a signed HOST_WIDE_INT.
91 2011-09-30 Jakub Jelinek <jakub@redhat.com>
94 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
95 input constraints allow mem and not reg, pass true instead of
96 false as second argument to maybe_fold_reference.
98 2011-09-30 Jakub Jelinek <jakub@redhat.com>
99 Richard Guenther <rguenther@suse.de>
101 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
102 handling of BUILT_IN_STRNCAT.
103 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
104 and BUILT_IN_STRNCAT.
106 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
108 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
110 (remove_duplicate_close_phi): Detect and repair creation of
111 duplicate close-phis for a containing loop.
113 2011-09-26 Richard Guenther <rguenther@suse.de>
115 PR tree-optimization/50472
116 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
119 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
121 PR tree-optimization/50413
122 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
123 a basic block if one of its data-refs can't be analyzed.
125 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
127 PR tree-optimization/50412
128 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
129 accesses that require epilogue loop if vectorizing outer loop.
131 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
135 to register_operand and operand 2 predicate to nonimmediate_operand.
136 (xop_pcmov_<mode>256): Ditto.
137 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
138 xop_pcmov, force op_true to register. Also, force op_false to
139 register if it doesn't satisfy nonimmediate_operand predicate.
141 2011-09-19 Alan Modra <amodra@gmail.com>
142 Michael Meissner <meissner@linux.vnet.ibm.com>
145 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
146 load of the indirect function's TOC from the call to prevent the
147 compiler from moving the load of the new TOC above code that
148 references the current function's TOC.
149 (call_indirect_aix64): Ditto.
150 (call_value_indirect_aix32): Ditto.
151 (call_value_indirect_aix64): Ditto.
152 (call_indirect_nonlocal_aix32_internal): Ditto.
153 (call_indirect_nonlocal_aix32): Ditto.
154 (call_indirect_nonlocal_aix64_internal): Ditto.
155 (call_indirect_nonlocal_aix64): Ditto.
156 (call_value_indirect_nonlocal_aix32_internal): Ditto.
157 (call_value_indirect_nonlocal_aix32): Ditto.
158 (call_value_indirect_nonlocal_aix64_internal): Ditto.
159 (call_value_indirect_nonlocal_aix64): Ditto.
161 2011-09-19 Martin Jambor <mjambor@suse.cz>
164 * ipa-split.c (split_function): Do not change signature if it is
165 not possible or there are attribute types.
167 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
168 Iain Sandoe <developer@sandoe-acoustics.co.uk>
171 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
172 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
174 2011-09-14 Diego Novillo <dnovillo@google.com>
176 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
177 local variable ORIG_SCALAR_STMT.
179 2011-09-08 Martin Jambor <mjambor@suse.cz>
181 Backport from mainline
182 2011-09-07 Martin Jambor <mjambor@suse.cz>
184 PR tree-optimization/49911
185 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
186 enumerations to the corresponding plain integer type.
188 2011-09-08 Richard Guenther <rguenther@suse.de>
190 Backport from mainline
191 2011-07-04 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/49518
194 PR tree-optimization/49628
195 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
196 irrelevant data-references.
198 2011-09-08 Richard Guenther <rguenther@suse.de>
200 Backport from mainline
201 2011-08-23 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/50162
204 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
206 2011-09-08 Richard Guenther <rguenther@suse.de>
208 Backport from mainline
209 2011-05-05 Michael Matz <matz@suse.de>
211 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
212 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
213 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
214 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
215 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
216 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
217 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
218 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
219 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
220 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
221 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
222 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
223 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
224 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
225 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
226 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
228 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
229 Iain Sandoe <iains@gcc.gnu.org>
231 Backport from mainline (restore powerpc-darwin Ada bootstrap).
232 * config/rs6000/rs6000.c (compute_save_world_info): Test
233 cfun->has_nonlocal_label to determine if the out-of-line save
234 world call may be used.
236 2011-09-08 Jakub Jelinek <jakub@redhat.com>
239 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
240 code early if TARGET_AVX.
241 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
243 2011-09-06 Martin Jambor <mjambor@suse.cz>
246 2011-09-02 Martin Jambor <mjambor@suse.cz>
248 * ipa-split.c (split_function): Do not skip any arguments if
249 can_change_signature is set or there are function type attributes.
251 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
254 Backport from mainline r178528
255 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
256 that contain global register variable.
258 2011-09-02 Martin Jambor <mjambor@suse.cz>
261 * ipa-split.c (split_function): Do not skip any arguments if
262 can_change_signature is set or there are function type attributes.
264 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
266 PR tree-optimization/50178
267 * tree-vect-stmts.c (vectorizable_call): Update the related
268 pattern statement before deleting the original call.
269 (vect_transform_stmt): Don't expect the related pattern statement
270 to match the original statement after transformation.
272 2011-08-29 Richard Guenther <rguenther@suse.de>
275 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
277 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
279 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
281 (vec_extract_lo_v16hi): Ditto.
282 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
283 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
286 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
290 when all outputs are unused.
291 (sse4_2_pcmpistr): Ditto.
293 2011-08-26 Jakub Jelinek <jakub@redhat.com>
296 * c-typeck.c (c_process_expr_stmt): Skip over nops and
297 call mark_exp_read even if exprv is ADDR_EXPR.
299 2011-08-20 Jakub Jelinek <jakub@redhat.com>
301 PR tree-optimization/48739
302 * tree-ssa.c: Include cfgloop.h.
303 (execute_update_addresses_taken): When updating ssa, if in
304 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
306 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
308 2011-08-18 Jakub Jelinek <jakub@redhat.com>
311 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
312 on the result before returning it.
314 2011-08-16 Liang Wang <lwang1@marvell.com>
316 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
317 ggc_alloc_zone_vec_rtvec_def.
319 2011-08-12 Nick Clifton <nickc@redhat.com>
321 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
323 * doc/md.texi (cmpstrn): Note that the comparison stops if both
324 fetched bytes are zero.
326 (cmpmem): Note that the comparison does not stop if both of the
327 fetched bytes are zero.
329 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
331 * config/rx/rx.md (movsicc): Allow register to register
333 (*movsicc): Likewise.
334 (*stcc): Restrict this pattern to EQ and NE compares.
335 (*stcc_reg): New pattern. Works for any comparison but only for
338 2011-08-10 DJ Delorie <dj@redhat.com>
340 * expr.c (expand_expr_addr_expr_1): Detect a user request for
341 a local frame in a naked function, and produce a suitable
342 error for that specific case.
344 2011-08-09 Martin Jambor <mjambor@suse.cz>
347 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
350 2011-08-09 Nick Clifton <nickc@redhat.com>
352 * config/rx/rx.md: Disable extender peepholes at -O3.
354 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
357 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
358 (TARGET_INSTANTIATE_DECLS): New define.
360 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
362 Backport from mainline
363 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
365 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
367 * doc/invoke.texi: Document core-avx-i.
369 2011-08-03 Jakub Jelinek <jakub@redhat.com>
371 PR tree-optimization/49948
372 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
374 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
376 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
377 (stack_protect_test): The pattern compares ptr_mode value.
379 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/i386.md (strset): Do not expand strset_singleop
383 when %eax or $edi are fixed.
384 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
385 (*strsetsi_1): Ditto.
386 (*strsethi_1): Ditto.
387 (*strsetqi_1): Ditto.
388 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
389 (*rep_stossi): Ditto.
390 (*rep_stosqi): Ditto.
391 (*strlenqi_1): Ditto.
392 (cmpstrnsi): Also fail when %ecx is fixed.
393 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
394 (*cmpstrnqi_1): Ditto.
395 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
396 (*strmovsi_1): Ditto.
397 (*strmovhi_1): Ditto.
398 (*strmovqi_1): Ditto.
399 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
403 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
406 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
407 Disable instruction scheduling for non-ColdFire targets.
408 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
410 2011-07-29 Jakub Jelinek <jakub@redhat.com>
414 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
415 in nested parallel and outer is a gimple_reg, mark it as addressable
416 and set its bit in task_shared_vars bitmap too.
418 2011-07-29 Wei Guozhi <carrot@google.com>
420 Backport from mainline
421 2011-07-29 Wei Guozhi <carrot@google.com>
423 PR rtl-optimization/49799
424 * combine.c (make_compound_operation): Check if the bit field is valid
425 before change it to bit field extraction.
427 2011-07-28 Jakub Jelinek <jakub@redhat.com>
430 * dwarf2out.c (size_of_die, value_format, output_die): Use
431 DW_FORM_udata instead of DW_FORM_data[48] for
432 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
434 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
436 Backport from mainline
437 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
442 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
444 Backport from mainline:
445 2011-07-26 Martin Jambor <mjambor@suse.cz>
447 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
448 return false for invariants.
450 2011-07-27 Jakub Jelinek <jakub@redhat.com>
453 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
454 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
455 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
456 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
457 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
458 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
459 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
460 *sibcall_value_pop_1, *call_value_1_vzeroupper,
461 *call_value_1, *sibcall_value_1_vzeroupper,
462 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
463 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
464 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
465 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
467 Backport from mainline
468 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/constraints.md (z): New constraint.
472 2011-07-25 Andrew Pinski <apinski@cavium.com>
475 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
476 TREE_THIS_NOTRAP into the inner most MEM_REF.
477 Always copy TREE_THIS_VOLATILE.
478 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
479 arguments are not volatile references.
481 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
484 Backport from mainline r176756
485 2011-07-25 Georg-Johann Lay
486 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
487 shift counter for x << x and x >> x shifts.
489 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
491 * config.gcc (x86_64-*-linux*): Set
492 default_gnu_indirect_function to yes.
494 2011-07-22 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/45819
497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
498 preserve volatile and notrap flags.
500 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
502 Backport from mainline
503 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
507 general register to memory for !TARGET_INTER_UNIT_MOVES.
509 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
511 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
512 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
514 2011-07-19 Jakub Jelinek <jakub@redhat.com>
516 PR tree-optimization/49768
517 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
518 if offset is smaller than bitoffset, but offset+size is bigger
521 2011-07-18 Jakub Jelinek <jakub@redhat.com>
524 * tree.c (build_common_builtin_nodes): Register
525 __builtin_return_address, __cyg_profile_func_enter
526 and __cyg_profile_func_exit.
528 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
530 * config.gcc: Obsolete i[3456x]86-*-netware*.
532 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
536 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
538 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
541 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
544 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
546 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
548 PR tree-optimization/49725
549 Backport from mainline
550 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
552 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
553 a zero minimum index only if it is redundant.
555 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
560 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
562 Backport from mainline:
563 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
565 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
566 (asm_file_start): Remove.
567 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
568 free_bb_for_insn around code that modifies insns before
569 restarting df analysis.
571 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
573 Backport from mainline:
574 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
577 * config/sol2.h (LIB_SPEC): Simplify.
578 Move LIB_THREAD_LDFLAGS_SPEC ...
579 (LINK_SPEC): ... here.
581 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
583 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
585 2011-07-14 Andrew Pinski <pinskia@gmail.com>
588 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
589 Use fold_build2_loc instead of build2.
590 Use the correct type for the new tree.
592 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
595 Backport from mainline r176276
596 2011-07-14 Georg-Johann Lay
597 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
599 (*rotw<mode>): Use const_int_operand for operand2.
600 Use match_scatch for operand3.
602 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
604 2011-07-14 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/49651
607 * tree-ssa-structalias.c (get_constraint_for_1): Properly
608 handle dereferences with subvariables.
610 2011-07-11 Martin Jambor <mjambor@suse.cz>
612 PR tree-optimization/49094
613 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
614 (build_accesses_from_assign): Use it.
616 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
619 Backport from mainline r176141
620 2011-07-11 Georg-Johann Lay
621 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
622 offsets 1..5 set cc0 in a usable way.
624 2011-07-08 Jakub Jelinek <jakub@redhat.com>
627 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
628 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
630 * config/rs6000/vector.md (vector_select_<mode>,
631 vector_select_<mode>_uns): Change second operand of NE to
632 CONST0_RTX (<MODE>mode) instead of const0_rtx.
633 * config/rs6000/altivec.md (*altivec_vsel<mode>,
634 *altivec_vsel<mode>_uns): Expect second operand of NE to be
635 zero_constant of the corresponding vector mode.
636 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
639 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
642 Backport from mainline SVN 176053.
643 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
644 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
645 In particular, allow 8-bit values in r28 and r29.
646 (avr_hard_regno_scratch_ok): Disallow any register that might be
647 part of the frame pointer.
648 (avr_hard_regno_rename_ok): Same.
649 (avr_legitimate_address_p): Don't allow SUBREGs.
651 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
654 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
655 MASK_V8PLUS, remove commented out flag and reorder.
657 Backport from mainline
658 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
660 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
661 (TARGET_64BIT_DEFAULT): Define.
662 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
664 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
666 2011-07-07 Jakub Jelinek <jakub@redhat.com>
669 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
670 one non-complex and one complex argument, call c_save_expr on both
674 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
675 referencing debug insns that have been reset.
676 (dead_debug_insert_before): Don't assert reg is non-NULL,
677 instead return immediately if it is NULL.
680 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
681 operands and last COMPONENT_REF operand call gimplify_expr on it
684 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
686 Backport from mainline.
687 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
690 * config/arm/predicates.md (add_operator): New.
691 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
694 2011-07-05 Jakub Jelinek <jakub@redhat.com>
696 PR tree-optimization/49618
697 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
698 For DECL_WEAK decls return true.
700 2011-07-04 Jakub Jelinek <jakub@redhat.com>
702 PR rtl-optimization/49619
703 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
704 pass VOIDmode as op0_mode to recursive call.
706 PR rtl-optimization/49472
707 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
708 negating MULT, negate the second operand instead of first.
709 (simplify_binary_operation_1) <case MULT>: If one operand is
710 a NEG and the other is MULT, don't attempt to optimize by
711 negation of the MULT operand if it only moves the NEG operation
714 Backported from mainline
715 2011-06-06 Jakub Jelinek <jakub@redhat.com>
718 * dwarf2out.c (native_encode_initializer): Decrement count in each
721 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
723 Backport from mainline
724 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
727 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
728 instead of TREE_READONLY.
730 2011-07-04 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/49615
733 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
734 basic-block index check.
736 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
738 PR tree-optimization/49572
739 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
740 type of the RHS instead of that of the LHS for the expression type.
742 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
744 Backport from mainline
746 (avr_section_type_flags): For data in ".progmem.data", remove
747 section flag SECTION_WRITE.
749 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
751 Backport from mainline
753 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
754 about uninitialized data attributed 'progmem' from here...
755 (avr_encode_section_info): ...to this new function.
756 (TARGET_ENCODE_SECTION_INFO): New define.
758 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
760 Backport from mainline
761 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
763 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
765 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
767 (TARGET_AVX128_OPTIMAL): New definition.
768 * config/i386/i386.c (initial_ix86_tune_features): Initialize
769 X86_TUNE_AVX128_OPTIMAL entry.
770 (ix86_option_override_internal): Enable the generation
771 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
772 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
773 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
775 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
777 Backport from mainline
778 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
780 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
781 * config/i386/sse.md: Add n to negated FMA pattern names.
783 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
785 PR tree-optimization/49539
786 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
787 names by means of stmt_references_abnormal_ssa_name.
788 (associate_plusminus): Call can_propagate_from before propagating
789 from definition statements.
791 2011-06-29 Martin Jambor <mjambor@suse.cz>
793 Backport from mainline
794 2011-06-24 Martin Jambor <mjambor@suse.cz>
796 PR tree-optimizations/49516
797 * tree-sra.c (sra_modify_assign): Choose the safe path for
798 aggregate copies if we also did scalar replacements.
800 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
802 Backport from mainline
803 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
806 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
807 (avx256_split_unaligned_store): New definition.
808 (ix86_option_override_internal): Enable avx256 unaligned load/store
809 splitting only when avx256_split_unaligned_load/store is set.
811 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
813 Backport from mainline
814 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
816 * config/i386/i386.c (flag_opts): Fix a typo in
817 -mavx256-split-unaligned-store.
819 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
821 Backport from mainline
822 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
824 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
825 unaligned 256bit load/store.
826 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
827 (*avx_movdqu<avxmodesuffix>): Likewise.
829 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
831 Backport from mainline
832 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
834 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
835 and -mavx256-split-unaligned-store.
836 (ix86_option_override_internal): Split 32-byte AVX unaligned
837 load/store by default.
838 (ix86_avx256_split_vector_move_misalign): New.
839 (ix86_expand_vector_move_misalign): Use it.
841 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
842 -mavx256-split-unaligned-store.
844 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
845 256bit load/store. Generate unaligned store on misaligned memory
847 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
849 (*avx_movdqu<avxmodesuffix>): Likewise.
851 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
852 -mavx256-split-unaligned-store.
854 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
856 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
858 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
860 Backport from mainline
861 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
863 PR rtl-optimization/49014
864 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
866 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
868 Backport from mainline
869 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
872 * cfgloop.h (loop_has_exit_edges): New helper.
873 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
875 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
876 that have no exit edges.
878 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
881 * config/darwin.c (darwin_mergeable_string_section): Place string
882 constants in '.cstring' rather than '.const' when CF/NSStrings are
885 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
887 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
888 forward scan as well.
890 2011-06-27 Jakub Jelinek <jakub@redhat.com>
892 * BASE-VER: Set to 4.6.2.
893 * DEV-PHASE: Set to prerelease.
895 2011-06-27 Release Manager
897 * GCC 4.6.1 released.
899 2011-06-21 Alan Modra <amodra@gmail.com>
901 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
902 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
904 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
906 Backport from mainline.
907 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
910 * config/arm/neon.md (vec_pack_trunc): Set the lengths
911 correctly for the case with Quad vectors.
913 2011-06-20 Alan Modra <amodra@gmail.com>
915 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
916 of toc-relative address in CONST.
917 (rs6000_delegitimize_address): Recognize changed address.
918 (rs6000_legitimize_reload_address): Likewise.
919 (rs6000_emit_move): Don't force these constants to memory.
920 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
921 toc-relative address in CONST.
922 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
923 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
925 2011-06-18 Jakub Jelinek <jakub@redhat.com>
928 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
929 last_arg_constant and last argument doesn't match its predicate,
930 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
931 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
932 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
933 spelling of error message.
934 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
935 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
936 const_0_to_255_operand instead of const_int_operand.
938 2011-06-17 Richard Henderson <rth@redhat.com>
940 Backport from mainline
941 2011-03-22 Richard Henderson <rth@redhat.com>
943 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
945 2011-06-17 Richard Guenther <rguenther@suse.de>
947 Backport from mainline
948 2011-05-23 Richard Guenther <rguenther@suse.de>
950 PR tree-optimization/49115
951 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
952 is not necessarily carried out, do not claim it kills the ref.
953 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
955 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
957 Backport from mainline
958 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
960 PR rtl-optimization/48542
961 * reload.c (find_equiv_reg): Stop looking when finding a
963 * reload1.c (reload_as_needed): Invalidate all reload
964 registers when crossing a setjmp-type call.
966 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
968 Backport form main line
969 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
972 * config/sh/sh.md (UNSPEC_CHKADD): New.
973 (chk_guard_add): New define_insn_and_split.
974 (symGOT_load): Use chk_guard_add instead of blockage.
976 2011-06-16 Martin Jambor <mjambor@suse.cz>
978 Backported from mainline
979 2011-06-15 Martin Jambor <mjambor@suse.cz>
981 PR tree-optimization/48613
982 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
983 ipa_node_params_vector is NULL.
985 2011-06-16 Jakub Jelinek <jakub@redhat.com>
987 PR tree-optimization/49419
988 * tree-vrp.c (execute_vrp): Call init_range_assertions
989 before estimate_numbers_of_iterations, call
990 free_number_of_iterations_estimates before calling
991 remove_range_assertions.
993 Backported from mainline
994 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
997 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
998 with a set of similar patterns, where the MATCH_OPERAND for the
999 function argument is replaced with individual references to hardware
1001 (save_fpregs_<mode>): Ditto
1002 (restore_gpregs_<mode>): Ditto
1003 (return_and_restore_gpregs_<mode>): Ditto
1004 (return_and_restore_fpregs_<mode>): Ditto
1005 (return_and_restore_fpregs_aix_<mode>): Ditto
1007 2011-06-14 Richard Henderson <rth@redhat.com>
1010 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1011 (based_loc_descr): Assert it's true.
1012 (compute_frame_pointer_to_fb_displacement): Set it,
1013 rather than aborting immediately.
1015 2011-06-14 Richard Henderson <rth@redhat.com>
1017 Backport from mainline
1018 2011-03-22 Richard Henderson <rth@redhat.com>
1020 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1021 (avr_incoming_return_addr_rtx): New.
1022 (emit_push_byte): New.
1023 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1024 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1025 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1026 (emit_pop_byte): New.
1027 (expand_epilogue): Use it. Pop frame pointer by bytes.
1028 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1029 (INCOMING_RETURN_ADDR_RTX): New.
1030 (INCOMING_FRAME_SP_OFFSET): New.
1031 (ARG_POINTER_CFA_OFFSET): New.
1032 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1033 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1036 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1039 * tree.h (DECL_NONSHAREABLE): Define.
1040 (struct tree_decl_common): Change decl_common_unused to
1041 decl_nonshareable_flag.
1042 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1043 Ignore vars with DECL_NONSHAREABLE bit set.
1044 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1045 on stores to automatic aggregate vars.
1047 PR rtl-optimization/49390
1049 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1051 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1054 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1057 (*vec_dupv2df): Rename from vec_dupv2df.
1058 (vec_dupv2df): New expander.
1060 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1062 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1064 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1066 Backport from mainline
1067 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1069 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1070 unknown Intel family 0x6 CPUs.
1072 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1074 Backport from mainline
1075 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1078 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1079 needed when original operands are used for msw_skip comparison.
1081 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1083 PR gcov-profile/49299
1084 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1086 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1088 Backport from mainline
1089 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1091 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1094 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1097 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1098 if stmt folded into nothing.
1099 * tree-inline.c (fold_marked_statements): If a builtin at the
1100 end of a bb folded into nothing, just update cgraph edges
1101 and move to next bb.
1102 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1103 to be NULL. Don't compute count and frequency if new_call is NULL.
1105 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1107 * longlong.h (smul_ppmm): The resulting register pair contains the
1108 higher order word first.
1110 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1112 PR tree-optimization/49243
1113 * calls.c (setjmp_call_p): Also check if fndecl has the
1114 returns_twice attribute.
1116 2011-06-06 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/48702
1119 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1120 only when we know the base address is within bounds.
1121 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1122 assume the base address of TARGET_MEM_REFs is in bounds.
1123 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1125 Backport from mainline
1126 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1128 PR rtl-optimization/49235
1129 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1130 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1132 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1134 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1135 EH return when delayed branches are disabled.
1137 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1139 Backport from mainline
1140 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1143 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1144 part of the second operand is 0.
1146 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1149 * target.def (delay_sched2, delay_vartrack): New.
1150 * doc/tm.texi.in: Update.
1151 * doc/tm.texi: Rebuild.
1152 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1153 * var-tracking.c (gate_handle_var_tracking): Likewise.
1154 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1155 (bfin_flag_var_tracking): Drop.
1156 (output_file_start): Don't save and override flag_var_tracking.
1157 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1158 (bfin_reorg): Test original variables.
1159 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1160 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1161 (ia64_flag_var_tracking): Drop.
1162 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1163 (ia64_file_start): Don't save and override flag_var_tracking.
1164 (ia64_override_options_after_change): Ditto
1165 flag_schedule_insns_after_reload.
1166 (ia64_reorg): Test original variables.
1167 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1168 (picochip_flag_var_tracking): Drop.
1169 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1170 (picochip_option_override): Don't save and override
1171 flag_schedule_insns_after_reload.
1172 (picochip_asm_file_start): Ditto flag_var_tracking.
1173 (picochip_reorg): Test original variables.
1174 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1175 (TARGET_DELAY_VARTRACK): Define.
1176 (spu_var_tracking): New.
1177 (spu_machine_dependent_reorg): Call it.
1178 (asm_file_start): Don't save and override flag_var_tracking.
1180 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1182 PR tree-optimization/49038
1183 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1184 Ensure at least one epilogue iteration if required by data
1186 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1187 to mark loops that require peeling for gaps.
1188 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1189 (vect_get_known_peeling_cost): Take peeling for gaps into
1191 (vect_transform_loop): Generate epilogue if required by data
1193 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1194 loop as requiring an epilogue if there are gaps in the end of
1197 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1199 PR tree-optimization/49093
1200 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1203 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1205 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1206 (fma4_fmaddsub): Likewise
1208 2011-05-31 Richard Guenther <rguenther@suse.de>
1210 Backport from mainline
1211 2011-05-19 Richard Guenther <rguenther@suse.de>
1214 * tree-object-size.c (addr_object_size): If the pointed-to
1215 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1217 2011-05-31 Richard Guenther <rguenther@suse.de>
1219 Backport from mainline
1220 2011-05-11 Richard Guenther <rguenther@suse.de>
1223 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1225 2011-05-30 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/49218
1228 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1231 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1234 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1235 Don't use r20 around calls of __tablejump_elpm__
1237 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1240 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1243 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1246 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1247 recurse_p argument. Only follow register copies if it is set,
1248 and prevent mips_find_pic_call_symbol from recursing.
1249 (mips_find_pic_call_symbol): Add a recurse_p argument.
1250 Pass it to mips_pic_call_symbol_from_set.
1251 (mips_annotate_pic_calls): Update accordingly.
1253 2011-05-29 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/49217
1256 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1258 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1260 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1261 moves expensive on Power7 also.
1263 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1266 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1267 alone. Error if non-const data has attribute progmem.
1269 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1272 * gimplify.c (shortcut_cond_r): Don't special case
1273 COND_EXPRs if they have void type on one of their arms.
1275 PR tree-optimization/49161
1276 * tree-vrp.c (struct case_info): New type.
1277 (compare_case_labels): Sort case_info structs instead of
1278 trees, and not primarily by CASE_LABEL uids but by
1279 label_for_block indexes.
1280 (find_switch_asserts): Put case labels into struct case_info
1281 array instead of TREE_VEC, adjust sorting, compare label_for_block
1282 values instead of CASE_LABELs.
1284 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1287 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1289 2011-05-18 Jan Hubicka <jh@suse.cz>
1291 PR tree-optimization/44897
1292 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1293 by zero for insane profiles.
1295 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1297 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1298 force flag_ira_share_save_slots to 0.
1300 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1305 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1307 Backport from mainline
1308 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1311 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1312 add -mno-XXX. Handle FMA.
1314 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1317 * fold-const.c (constant_boolean_node): If type is non-NULL,
1318 use build_int_cst_type instead of build_int_cst.
1321 * dbxout.c: Include cgraph.h.
1322 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1323 and without value expr, return NULL if no varpool node exists for
1324 it or if it is not needed.
1325 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1328 * c-decl.c (start_decl): Convert expr to void_type_node.
1331 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1332 failed and the comparison has a single bit signed type, use
1333 constm1_rtx instead of const1_rtx for true value.
1334 (do_store_flag): If ops->type is single bit signed type, disable
1335 signel bit test optimization and pass -1 instead of 1 as last
1336 parameter to emit_store_flag_force.
1338 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1340 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1341 (sparc-*-rtems*): Likewise.
1342 (sparc64-*-elf*): Likewise.
1343 (sparc64-*-rtems*): Likewise.
1344 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1345 * config/sparc/t-crtin: New file.
1346 * config/sparc/t-sol2 (crti.o): Delete rule.
1348 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1349 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1350 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1351 (ENDFILE_SPEC): Add crtn.o.
1353 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/cpuid.h (bit_MMXEXT): New define.
1358 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1361 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1362 only after deciding which mode to use.
1364 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1366 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1369 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1371 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1372 false if there are call-saved registers here...
1373 (sparc_can_use_return_insn_p): ...but here instead.
1374 (save_or_restore_regs): Fix thinko.
1375 (sparc_expand_prologue): Use current_function_is_leaf.
1376 (sparc_frame_pointer_required): Likewise.
1378 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1381 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1382 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1384 2011-05-20 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/49079
1387 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1388 MEM_REFs correctly for the trailing array access detection.
1389 Special case constants the same way as decls for overall size
1392 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1394 PR tree-optimization/49073
1395 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1396 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1398 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1400 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1403 when TARGET_RDRND is active.
1404 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1405 Generate dummy SImode target register when target is NULL.
1407 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1409 Backport from mainline
1410 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1413 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1414 Properly handle load cast.
1416 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1418 PR tree-optimization/49039
1419 * tree-vrp.c (extract_range_from_binary_expr): For
1420 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1421 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1423 2011-05-18 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/49018
1426 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1427 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1428 gimple_has_side_effects.
1430 2011-05-18 Richard Guenther <rguenther@suse.de>
1432 Backport from mainline
1433 2011-04-19 Richard Guenther <rguenther@suse.de>
1436 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1439 2011-04-21 Richard Guenther <rguenther@suse.de>
1442 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1445 2011-05-18 Richard Guenther <rguenther@suse.de>
1447 Backport from mainline
1448 2011-05-12 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/48172
1451 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1452 the number of iterations from the segment size calculation.
1453 (vect_create_cond_for_alias_checks): Adjust.
1455 2011-05-13 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/48172
1458 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1459 multiplying by number of iterations for equal step.
1460 (vect_create_cond_for_alias_checks): Likewise.
1462 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1464 PR tree-optimization/49000
1465 * tree-ssa.c (execute_update_addresses_taken): Call
1466 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1467 be rewritten and decl has been marked for renaming, reset
1470 2011-05-17 Nick Clifton <nickc@redhat.com>
1472 Import these patches from the mainline:
1474 2011-05-17 Nick Clifton <nickc@redhat.com>
1476 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1478 * config/rx/rx.md: Add peephole to remove redundant extensions
1480 (bitset_in_memory): Use rx_restricted_mem_operand.
1481 (bitinvert_in_memory): Likewise.
1482 (bitclr_in_memory): Likewise.
1484 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1485 Nick Clifton <nickc@redhat.com>
1487 * config/rx/rx.md: Add peepholes to match a register move followed
1488 by a comparison of the moved register. Replace these with an
1489 addition of zero that does both actions in one instruction.
1491 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1495 predicate to allow CONST_INT.
1497 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1499 PR preprocessor/48677
1500 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1501 from decoded_options[0], not from itself.
1503 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1506 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1507 of standard_80387_constant_p.
1508 (*movxf_internal_nointeger): Ditto.
1509 (*movdf_internal): Remove dead code-size optimization.
1510 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1511 (*movdf_internal_nointeger): Ditto.
1512 (*movsf_internal): Ditto.
1513 (floating point move splitters): Ditto.
1514 * config/i386/constraints.md (G): Ditto.
1515 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1517 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1519 PR tree-optimization/48975
1520 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1521 on all bbs here and free and clear ifc_bbs at the end.
1523 2011-05-12 Richard Guenther <rguenther@suse.de>
1525 Backport from mainline
1526 2011-05-02 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/48822
1529 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1530 (process_scc): Indicate which iteration we start.
1532 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1535 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1536 if validate_subreg fails.
1538 2011-05-12 Nick Clifton <nickc@redhat.com>
1540 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1541 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1543 (rx_align_for_label): Test label before extracting its number of
1545 (rx_max_skip_for_label): Ignore debug insns.
1547 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1550 * tree-ssa.c (reset_debug_uses): New function.
1551 * tree-flow.h (reset_debug_uses): New prototype.
1552 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1553 * tree-loop-distribution.c (generate_loops_for_partition): Call
1554 reset_debug_uses on the stmts that will be removed. Keep around
1555 all debug stmts, don't count them as bits in partition bitmap.
1556 (generate_builtin): Don't count debug stmts or labels as bits in
1559 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1561 Backport from mainline
1562 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1564 PR target/48857, 48495
1565 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1567 (VSX_MOVE_MODE): Ditto.
1568 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1569 VSX vector types. Add V2DImode.
1570 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1571 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1572 (MODES_TIEABLE_P): Ditto.
1574 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1575 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1577 (init_cumulative_args): Ditto.
1578 (rs6000_function_arg_boundary): Ditto.
1579 (rs6000_function_arg_advance_1): Ditto.
1580 (rs6000_function_arg): Ditto.
1581 (rs6000_function_ok_for_sibcall): Ditto.
1582 (emit_frame_save): Ditto.
1583 (rs6000_function_value): Ditto.
1584 (rs6000_libcall_value): Ditto.
1586 2011-05-10 Nick Clifton <nickc@redhat.com>
1588 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1591 2011-05-10 DJ Delorie <dj@redhat.com>
1593 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1594 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1595 * config/rx/rx.c (rx_align_for_label): Add label and
1596 uses_threshold parameters. Do not align when the label is not
1598 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1600 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1602 Backported from mainline
1603 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1605 PR tree-optimization/48837
1606 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1607 when accumulator transformation is performed.
1609 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1611 PR tree-optimization/48611
1612 PR tree-optimization/48794
1613 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1614 referenced from RESX or EH_DISPATCH arguments.
1616 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1618 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1619 temporary register to match Pmode.
1621 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1623 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1624 (dataflow_set_preserve_mem_locs): Likewise.
1626 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1628 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1629 constraint modifier to "r".
1631 2011-05-06 Alan Modra <amodra@gmail.com>
1634 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1635 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1637 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1639 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1641 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1643 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1646 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1648 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1650 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1653 2011-05-05 Jason Merrill <jason@redhat.com>
1656 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1658 2011-05-05 Julian Brown <julian@codesourcery.com>
1660 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1661 parenthesis in D-register case.
1663 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
1665 Backport from mainline:
1666 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
1667 Ira Rosen <ira.rosen@linaro.org>
1670 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
1671 to match neon_vzip/vuzp/vtrn_internal.
1672 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
1673 outputs explicitly dependent on both inputs.
1674 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
1676 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1679 Use %v prefix in insn mnemonic to handle TARGET_AVX.
1680 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
1681 attribute calculation.
1682 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
1683 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
1684 for mov{q} mnemonic.
1685 (*vec_extractv2di_1_rex64_avx): Ditto.
1687 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
1688 Jakub Jelinek <jakub@redhat.com>
1691 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1692 only succeed if req_mode is the same as set_mode.
1694 2011-05-03 Richard Guenther <rguenther@suse.de>
1697 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1698 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1699 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1701 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
1704 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1705 for -fstack-check if the size to allocate is negative.
1707 2011-04-30 Jakub Jelinek <jakub@redhat.com>
1709 PR tree-optimization/48809
1710 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1712 (gen_inbound_check): Don't compute index_expr - range_min in utype
1713 again, instead reuse SSA_NAME initialized in build_arrays.
1714 Remove two useless gsi_for_stmt calls.
1716 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
1718 Backport from mainline
1719 2011-04-01 Andrew Pinski <pinskia@gmail.com>
1720 Michael Meissner <meissner@linux.vnet.ibm.com>
1723 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
1724 operands, as per the specifications.
1726 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
1727 (vec_extract_evenv4sf): Ditto.
1728 (vec_extract_evenv8hi): Ditto.
1729 (vec_extract_evenv16qi): Ditto.
1730 (vec_extract_oddv4si): Ditto.
1732 2011-04-28 Jakub Jelinek <jakub@redhat.com>
1735 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
1738 2011-04-27 Jakub Jelinek <jakub@redhat.com>
1741 * c-typeck.c (build_binary_op): Don't wrap arguments if
1742 int_operands is true.
1744 2011-04-26 Jakub Jelinek <jakub@redhat.com>
1747 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
1748 is error_mark_node, set value to NULL.
1750 PR tree-optimization/48734
1751 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
1752 if return value from maybe_fold_*_comparsions isn't something
1753 the code is prepared to handle.
1755 2011-04-26 Richard Guenther <rguenther@suse.de>
1757 PR tree-optimization/48731
1758 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
1760 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
1763 * doc/extend.texi (Type Traits): Document __is_standard_layout,
1764 __is_literal_type, and __is_trivial; update throughout about
1765 possibly cv-qualified void types.
1767 2011-04-23 Jakub Jelinek <jakub@redhat.com>
1770 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
1771 to VOID_TYPE even around MODIFY_EXPR.
1773 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1775 PR tree-optimization/48717
1776 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
1777 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
1779 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1782 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
1783 TREE_STATIC variables declared inside of some OpenMP construct.
1785 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
1788 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
1789 vec_extract and vec_concat for non-SSE4_1 targets.
1791 2011-04-21 Richard Guenther <rguenther@suse.de>
1794 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
1795 objects and types here. Adjust for their offset before comparing.
1797 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
1799 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
1801 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1804 * config/pa/predicates.md (ior_operand): Delete predicate.
1805 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
1806 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
1807 expander. Use cint_ior_operand in unnamed insn.
1809 * config/pa/pa-protos.h (ior_operand): Delete declarations.
1811 2011-04-20 Jakub Jelinek <jakub@redhat.com>
1813 PR tree-optimization/48611
1814 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
1815 beyond ERT_MUST_NOT_THROW region.
1817 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
1819 Backport from mainline
1820 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
1823 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
1824 the types if they have different enumeration identifiers.
1826 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1829 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
1830 DECL_IN_CONSTANT_POOL without RTL.
1832 2011-04-20 Richard Guenther <rguenther@suse.de>
1834 Backport from mainline
1835 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
1838 * reload1.c (inc_for_reload): Return void. All callers changed.
1839 (emit_input_reload_insns): Don't try to delete previous output
1840 reloads to a register, or record spill_reg_store for autoincs.
1842 2011-04-19 Jakub Jelinek <jakub@redhat.com>
1845 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
1846 is a SUBREG with non-MODE_INT mode inside of it.
1848 2011-04-18 Jakub Jelinek <jakub@redhat.com>
1851 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
1852 if TREE_TYPE (v) is non-NULL.
1854 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
1855 gimple_get_virt_mehtod_for_binfo.
1856 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
1857 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
1859 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
1861 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1863 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
1865 2011-04-18 Jakub Jelinek <jakub@redhat.com>
1867 PR tree-optimization/48616
1868 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
1869 whether the shift is by scalar or vector based on whether all SLP
1870 scalar stmts have the same rhs.
1872 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
1874 * doc/passes.texi: Fill crossref nodes.
1876 2011-04-17 Marius Strobl <marius@FreeBSD.org>
1878 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
1879 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
1880 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
1882 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
1885 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
1886 is non-null before accessing it.
1887 (input_cgraph): Remove trailing spaces.
1889 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1891 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
1892 Replace match_operand with match_dup for the third operand in
1895 2011-04-15 Jakub Jelinek <jakub@redhat.com>
1898 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
1899 is a MEM, offset it as needed based on top 2 bits in operands[3],
1900 change MEM mode to SFmode and mask those 2 bits away from operands[3].
1902 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1904 Backport from mainline:
1905 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1908 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
1909 move from floating point to shift amount register.
1910 (emit_move_sequence): Remove secondary reload support for floating
1911 point to shift amount amount register copies.
1912 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
1913 amount register copies.
1914 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
1915 register, return false if mode isn't a scalar integer mode.
1916 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
1918 2011-04-13 Jakub Jelinek <jakub@redhat.com>
1921 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
1922 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
1924 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1926 Backport from mainline:
1927 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1929 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
1931 2011-04-12 Martin Jambor <mjambor@suse.cz>
1933 PR tree-optimization/48195
1934 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
1935 ipa_check_create_edge_args.
1936 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
1937 ipa_check_create_edge_args.
1938 * ipa-inline.c (inline_generate_summary): Do not call
1939 ipa_check_create_node_params and ipa_check_create_edge_args.
1940 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
1941 ipa_check_create_edge_args.
1943 2011-04-12 Jakub Jelinek <jakub@redhat.com>
1945 PR rtl-optimization/48549
1946 * combine.c (propagate_for_debug): Also stop after BB_END of
1947 this_basic_block. Process LAST and just stop processing after it.
1948 (combine_instructions): If last_combined_insn has been deleted,
1949 set last_combined_insn to its PREV_INSN.
1951 2011-04-12 Nick Clifton <nickc@redhat.com>
1953 * config/v850/v850.c (expand_prologue): Do not use the CALLT
1954 instruction for interrupt handlers if the target is the basic V850
1956 (expand_epilogue): Likewise.
1958 2011-04-12 Jakub Jelinek <jakub@redhat.com>
1961 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
1964 2011-04-11 Joseph Myers <joseph@codesourcery.com>
1966 * common.opt (Tbss=, Tdata=, Ttext=): New options.
1968 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1970 Backport from mainline:
1971 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1973 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
1975 2011-04-09 Duncan Sands <baldrick@free.fr>
1977 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
1979 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
1982 * config.gcc: disable unwind table generation for crtbegin/crtend
1985 2011-04-08 Jakub Jelinek <jakub@redhat.com>
1987 PR tree-optimization/48377
1988 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
1989 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
1991 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/sse.md: Update copyright year.
1994 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
1995 register constraint.
1996 (*vec_concatv2sf_avx): Fix wrong register constraint in
1997 alternative 3 of operand 1.
1998 (*vec_set<mode>_0_avx): Avoid combining registers from different
1999 units in a single alternative.
2000 (*vec_set<mode>_0_sse4_1): Ditto.
2001 (*vec_set<mode>_0_sse2): Ditto.
2002 (vec_set<mode>_0): Ditto.
2003 (sse2_storehpd): Ditto.
2004 (sse2_loadhpd): Ditto.
2005 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2006 * config/i386/predicates.md (sse_comparison_operator): Do not
2007 define as special predicate.
2009 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2012 * combine.c (combine_instructions): Add last_combined_insn,
2013 update it if insn is after it, pass it to all try_combine calls.
2014 (try_combine): Add last_combined_insn parameter, pass it instead of
2015 i3 to propagate_for_debug.
2017 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2019 Backport from mainline
2020 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2022 PR rtl-optimization/48144
2023 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2024 (merge_expr_data): ... here.
2025 (av_set_intersect): Rename to av_set_code_motion_filter.
2026 Update all callers. Call merge_history_vect when an
2027 expression is found in both sets.
2028 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2030 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2033 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2034 as base_reg whatever register reg has been eliminated to, instead
2035 of hardcoding STACK_POINTER_REGNUM.
2037 Backported from mainline
2038 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2041 * expr.c (expand_assignment): Handle all possibilities
2042 if TO_RTX is CONCAT.
2043 * expmed.c (store_bit_field_1): Avoid trying to create
2045 (store_split_bit_field): If SUBREG_REG (op0) or
2046 op0 itself has smaller mode than word, return it
2047 for offset 0 and const0_rtx for out-of-bounds stores.
2048 If word is const0_rtx, skip it.
2050 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2052 * gcov-io.c: Use GCC Runtime Library Exception.
2054 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2056 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2058 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2060 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2062 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2064 Backport from mainline
2065 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2067 PR rtl-optimization/48143
2068 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2069 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2070 sse2_cvtps2pd): Likewise.
2072 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2075 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2076 frame-related from frame-unrelated adjustments to the stack pointer.
2078 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2080 Backport from mainline
2081 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2084 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2087 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2090 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2091 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2092 dw_fde_unlikely_section_end_label, cold_in_std_section,
2093 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2094 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2096 (output_fde): Use dw_fde_second_{begin,end} if second is
2097 true, otherwise dw_fde_{begin,end}.
2098 (output_call_frame_info): Test dw_fde_second_begin != NULL
2099 instead of dw_fde_switched_sections.
2100 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2101 fields, initialize new fields. Initialize in_std_section
2102 unconditionally from the first partition.
2103 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2104 dw_fde_second_begin is non-NULL.
2105 (dwarf2out_switch_text_section): Stop initializing removed
2106 dw_fde_struct fields, initialize new fields, initialize
2107 also dw_fde_end here. Set dw_fde_switch_cfi even when
2108 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2109 (struct var_loc_list_def): Add last_before_switch field.
2110 (arange_table, arange_table_allocated, arange_table_in_use,
2111 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2112 (size_of_aranges): Count !in_std_section and !second_in_std_section
2113 hunks in fdes, instead of looking at arange_table_in_use.
2114 (output_aranges): Add aranges_length argument, don't call
2115 size_of_aranges here. Instead of using aranges_table*
2116 emit ranges for fdes when !in_std_section resp.
2117 !second_in_std_section.
2118 (dw_loc_list): Break ranges crossing section switch.
2119 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2120 use dw_fde_second_end instead of dw_fde_end as end of last
2122 (gen_subprogram_die): Don't call add_arange. Use
2123 dw_fde_{begin,end} for first partition and if switched
2124 section dw_fde_second_{begin,end} for the second.
2125 (var_location_switch_text_section_1,
2126 var_location_switch_text_section): New functions.
2127 (dwarf2out_begin_function): Initialize cold_text_section even
2128 when function_section () isn't text_section.
2129 (prune_unused_types): Don't walk arange_table.
2130 (dwarf2out_finish): Don't needlessly test
2131 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2132 If info_section_emitted, call size_of_aranges and if it indicates
2133 non-empty .debug_aranges, call output_aranges with the computed
2134 size. Stop using removed dw_fde_struct fields, use
2135 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2138 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2140 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2141 (alpha_option_override): Don't set alpha_sr_alias_set.
2142 (emit_frame_store_1): Use gen_frame_mem rather than calling
2144 (alpha_expand_epilogue): Ditto.
2145 (unicosmk_gen_dsib): Ditto.
2147 2011-03-29 Nick Clifton <nickc@redhat.com>
2149 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2150 (ASM_OUTPUT_MAX_SKIP): Define.
2151 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2152 allow LT aor GE comparisons.
2153 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2154 * config/rx/rx.md: Add peepholes and patterns to combine extending
2155 loads with simple arithmetic instructions.
2156 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2157 to use pre-decrement and post-increment addressing.
2158 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2159 that the INT is a valid offset.
2160 (rx_print_operand): Handle %R.
2161 Fix %Q's handling of MEMs.
2162 (rx_option_override): Set alignments.
2163 (rx_align_for_label): New function.
2164 (rx_max_skip_for_label): New function.
2165 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2166 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2167 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2168 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2170 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2172 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2173 for invalid symbolic addresses.
2174 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2177 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2180 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2182 2011-03-28 Richard Guenther <rguenther@suse.de>
2184 Backport from mainline
2185 2011-03-24 Richard Guenther <rguenther@suse.de>
2188 * tree-object-size.c (addr_object_size): Do not double-account
2189 for MEM_REF offsets.
2191 2011-03-22 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/48228
2194 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2195 for single-arg PHIs.
2197 2011-03-17 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2201 a value make sure to fold the statement.
2203 2011-03-15 Richard Guenther <rguenther@suse.de>
2206 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2207 or variable-indexed array accesses when in gimple form.
2209 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2214 * doc/extend.texi (Alignment): Move section to match order in TOC.
2215 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2216 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2218 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2220 Backport from mainline:
2221 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2225 alternatives that can be handled with movq or movabsq insn.
2226 (*movdf_internal): Disable for !TARGET_64BIT.
2227 (*movdf_internal_nointeger): Ditto.
2228 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2230 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2232 Backport from mainline
2233 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2236 * simplify-rtx.c (simplify_const_unary_operation): Call
2237 real_convert when changing mode class with FLOAT_EXTEND.
2239 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2243 * c-common.c (shorten_compare): If primopN is first sign-extended
2244 to opN and then zero-extended to result type, set primopN to opN.
2246 PR rtl-optimization/48156
2247 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2248 assume df and df_lr are not NULL.
2250 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2252 PR rtl-optimization/48141
2253 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2254 * dse.c: Include params.h.
2255 (active_local_stores_len): New variable.
2256 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2258 (record_store, check_mem_read_rtx): Decrease it when removing
2260 (scan_insn): Likewise. Increase it when adding to chain, if it
2261 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2262 set active_local_stores to NULL before the addition.
2263 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2265 PR rtl-optimization/48141
2266 * dse.c (record_store): If no positions are needed in an insn
2267 that cannot be deleted, at least unchain it from active_local_stores.
2269 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2271 * BASE-VER: Set to 4.6.1.
2272 * DEV-PHASE: Set to prerelease.
2274 2011-03-25 Release Manager
2276 * GCC 4.6.0 released.
2278 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2280 * config/rs6000/t-freebsd: Remove duplication from file.
2282 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2285 * doc/install.texi (Prerequisites): Move jar etc. up.
2286 Explain support library version requirements.
2288 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2291 * doc/install.texi (Prerequisites): Move Perl to build
2292 requirements. Always necessary on Solaris 2 with Sun ld.
2294 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2296 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2298 (Specific, i?86-*-solaris2.[89]): Likewise.
2299 (Specific, i?86-*-solaris2.10): Likewise.
2300 (Specific, mips-sgi-irix6): Likewise.
2301 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2302 Update for binutils 2.21.
2304 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2307 * config/s390/s390.c (s390_delegitimize_address): Don't call
2308 lowpart_subreg if orig_x has BLKmode.
2310 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2312 * c-decl.c (diagnose_mismatched_decls): Give an error for
2313 redefining a typedef with variably modified type.
2315 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2317 * c-decl.c (grokfield): Don't allow typedefs for structures or
2318 unions with no tag by default.
2319 * doc/extend.texi (Unnamed Fields): Update.
2321 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2324 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2325 arange_table_in_use is 0, but either text_section_used or
2326 cold_text_section_used is true. Don't call it if
2327 !info_section_emitted.
2329 2011-03-18 Richard Guenther <rguenther@suse.de>
2331 * doc/install.texi (--enable-gold): Remove.
2332 (--with-plugin-ld): Document.
2333 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2335 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2337 Backport from mainline
2338 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2343 2011-03-18 Richard Henderson <rth@redhat.com>
2344 Jakub Jelinek <jakub@redhat.com>
2347 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2348 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2350 2011-03-17 Richard Guenther <rguenther@suse.de>
2353 * tree-object-size.c (compute_object_offset): Properly return
2354 the offset operand of MEM_REFs as sizetype.
2356 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2359 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2360 (lookup_type_die_strip_naming_typedef): ... here.
2361 (get_context_die): Use it.
2362 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2363 the anonymous struct named by the naming typedef.
2365 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2368 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2369 in the output template.
2371 2011-03-15 Alan Modra <amodra@gmail.com>
2374 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2375 presume symbol_refs without a symbol_ref_decl are suitably
2376 aligned, nor other trees we may see here. Handle anchor symbols.
2377 (legitimate_constant_pool_address_p): Comment. Add mode param.
2378 Check cmodel=medium addresses. Adjust all calls.
2379 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2380 creating cmodel=medium optimized access to locals.
2381 * config/rs6000/constraints.md (R): Pass QImode to
2382 legitimate_constant_pool_address_p.
2383 * config/rs6000/predicates.md (input_operand): Pass mode to
2384 legitimate_constant_pool_address_p.
2385 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2388 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2391 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2392 64-bit constants being loaded into registers other than GPRs such
2393 as loading 0 into a VSX register.
2395 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2397 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2400 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2402 * doc/invoke.texi, doc/standards.texi: Refer to
2403 gcc-4.6/c99status.html.
2405 * DEV-PHASE: Mark "prerelease".
2407 2011-03-14 Richard Guenther <rguenther@suse.de>
2410 * tree.c (build_vector_from_val): Adjust assert to requirements
2413 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2416 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2419 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2421 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2422 terms of target_flags_explicit. Adjust copyright year.
2424 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2425 * config/rs6000/t-freebsd: New file. Add override for
2428 2011-03-13 Chris Demetriou <cgd@google.com>
2430 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2431 (-fno-diagnostics-show-option): this, to reflect current default.
2432 (-Werror=): Update text about -fno-diagnostics-show-option.
2434 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2437 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2438 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2439 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2440 mode is not V2DImode or V2DFmode.
2441 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2442 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2443 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2445 (movdi_internal64): Likewise.
2447 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2449 PR tree-optimization/47127
2450 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2452 (set_cloog_options): Same.
2453 (scop_to_clast): Same.
2454 (print_clast_stmt): Do not call cloog_state_malloc and
2456 (print_generated_program): Same.
2458 * graphite-clast-to-gimple.h (cloog_state): Declared.
2459 (scop_to_clast): Adjust declaration.
2460 * graphite.c (cloog_state): Defined here.
2461 (graphite_initialize): Call cloog_state_malloc.
2462 (graphite_finalize): Call cloog_state_free.
2464 2011-03-11 Jason Merrill <jason@redhat.com>
2466 * attribs.c (lookup_attribute_spec): Take const_tree.
2469 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2471 * config/sparc/sparc.c (sparc_option_override): Use
2472 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2474 2011-03-11 Richard Guenther <rguenther@suse.de>
2476 PR tree-optimization/48067
2477 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2478 multiplication result will be only used once on the target
2481 2011-03-11 Richard Guenther <rguenther@suse.de>
2483 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2485 2011-03-11 Richard Guenther <rguenther@suse.de>
2488 * tree.c (find_decls_types_r): Do not walk types only reachable
2489 from IDENTIFIER_NODEs.
2491 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2494 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2495 all vnode->force_output nodes as needed.
2497 2011-03-11 Jason Merrill <jason@redhat.com>
2500 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2501 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2503 2011-03-11 Martin Jambor <mjambor@suse.cz>
2505 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2508 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2510 PR tree-optimization/48063
2511 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2512 inline functions called once if !tree_can_inline_p (node->callers).
2514 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2516 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2518 * config/score/score3.c: Delete.
2519 * config/score/score3.h: Delete.
2520 * config/score/mul-div.S: Delete.
2521 * config/score/sfp-machine.h: Add new file.
2522 * config/score/constraints.md: Add new file.
2523 * config/score/t-score-softfp: Add new file.
2524 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2525 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2526 (score7_extra_constraint): Delete.
2527 (score7_option_override): Remove unused code.
2528 * config/score/score.c: Remove score3 and score5 define and code.
2529 * config/score/score.h: Remove score3 and score5 define and code.
2530 * config/score/score.md: Remove score3 template and unusual insn.
2531 * config/score/score.opt: Remove score3 and score5 options.
2533 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2535 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2536 when _HPUX_SOURCE is defined.
2537 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2539 2011-03-10 Jason Merrill <jason@redhat.com>
2542 * stor-layout.c (layout_type): Don't set structural equality
2543 on arrays of incomplete type.
2544 * tree.c (type_hash_eq): Handle comparing them properly.
2546 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2549 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2550 result mode matches original rtl mode.
2552 2011-03-10 Nick Clifton <nickc@redhat.com>
2554 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2555 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2557 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2559 PR rtl-optimization/47866
2560 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2561 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2562 if target wasn't scalar.
2563 * function.c (assign_stack_temp_for_type): Assert that neither
2564 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2565 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2567 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2569 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2571 * config/s390/s390-protos.h (s390_label_align): New prototype.
2572 * config/s390/s390.c (s390_label_align): New function.
2573 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2575 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2578 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2579 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2580 (output_vec_const_move): Ditto.
2582 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2584 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2585 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2586 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2587 Change 'rclass' argument and result type to reg_class_t.
2588 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2590 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2592 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2593 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2594 (TARGET_MEMORY_MOVE_COST): Define.
2595 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2597 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2600 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2603 PR tree-optimization/48022
2604 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2607 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2610 * var-tracking.c (find_use_val): Return NULL for
2611 cui->sets && cui->store_p BLKmode MEMs.
2613 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2615 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2617 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2618 xstormy16_print_operand_address): Remove.
2619 * config/stormy16/stormy16.c (xstormy16_print_operand,
2620 xstormy16_print_operand_address): Make static.
2621 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2623 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2626 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2627 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2630 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2633 * cfgloopmanip.c (fix_bb_placements): Return immediately
2634 if FROM is BASE_LOOP's header.
2636 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2638 * gimplify.c (gimplify_function_tree): Fix building calls
2639 to __builtin_return_address.
2641 2011-03-07 Alan Modra <amodra@gmail.com>
2643 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2644 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2645 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2646 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2648 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2649 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2650 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2651 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2652 * config/rs6000/rs6000.c
2653 (rs6000_elf_end_indicate_exec_stack): Rename to..
2654 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2655 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2656 (rs6000_file_start): ..here.
2657 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
2658 file scope variables.
2659 (call_ABI_of_interest): New function.
2660 (init_cumulative_args): Set above vars when function return value
2661 is a float, vector, or small struct.
2662 (rs6000_function_arg_advance_1): Likewise for function args.
2663 (rs6000_va_start): Set rs6000_passes_float if variable arg function
2664 references float args.
2666 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
2668 * doc/cfg.texi: Remove "See" before @ref.
2669 * doc/invoke.texi: Likewise.
2671 2011-03-05 Jason Merrill <jason@redhat.com>
2673 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
2675 2011-03-05 Anthony Green <green@moxielogic.com>
2677 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
2679 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
2681 PR rtl-optimization/47899
2682 * cfgloopmanip.c (fix_bb_placements): Fix first argument
2683 to flow_loop_nested_p when moving the loop upward.
2685 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
2688 * arm.md (movhi_insn_arch4): Accept any immediate constant.
2690 2011-03-05 Jakub Jelinek <jakub@redhat.com>
2692 PR tree-optimization/47967
2693 * ipa-cp.c (build_const_val): Return NULL instead of creating
2694 VIEW_CONVERT_EXPR for mismatching sizes.
2695 (ipcp_create_replace_map): Return NULL if build_const_val failed.
2696 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
2697 give up on versioning.
2699 2011-03-05 Alan Modra <amodra@gmail.com>
2702 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2703 full cmodel medium/large lo_sum + high addresses.
2705 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2707 * config/s390/s390.c (s390_decompose_address): Reject non-literal
2708 pool references in UNSPEC_LTREL_OFFSET.
2710 2011-03-04 Jan Hubicka <jh@suse.cz>
2713 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
2714 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
2715 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
2716 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
2717 cgraph_add_thunk): Add node pointers.
2718 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
2719 associated to right node.
2720 (input_node): Update use of cgraph_same_body_alias
2721 and cgraph_add_thunk.
2723 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
2725 * config/i386/i386.opt (mprefer-avx128): New flag.
2726 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
2727 when the flag -mprefer-avx128 is on.
2729 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
2731 * dwarf2out.c (compare_loc_operands): Fix address handling.
2733 2011-03-04 Alan Modra <amodra@gmail.com>
2735 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
2737 2011-03-04 Richard Guenther <rguenther@suse.de>
2740 * expmed.c (extract_bit_field_1): Prefer vector modes that
2741 vec_extract patterns can handle.
2743 2011-03-04 Richard Guenther <rguenther@suse.de>
2746 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
2748 2011-03-04 Richard Henderson <rth@redhat.com>
2750 * explow.c (emit_stack_save): Remove 'after' parameter.
2751 (emit_stack_restore): Likewise.
2752 * expr.h: Update to match.
2753 * builtins.c, calls.c, stmt.c: Likewise.
2754 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
2755 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
2756 * function.c (expand_function_end): Insert the emit_stack_save
2757 sequence before parm_birth_insn instead of after.
2759 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
2762 (ssse3_pmaddubsw128): Ditto.
2763 (ssse3_pmaddubsw): Ditto.
2765 2011-03-03 Steve Ellcey <sje@cup.hp.com>
2767 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
2769 2011-03-03 Jakub Jelinek <jakub@redhat.com>
2772 * gimplify.c (omp_add_variable): Only call omp_notice_variable
2773 on TYPE_SIZE_UNIT if it is a DECL.
2776 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
2777 first operand is not is_gimple_mem_ref_addr, try to fold it.
2778 If the operand still isn't is_gimple_mem_ref_addr, clear
2781 2011-03-03 Richard Guenther <rguenther@suse.de>
2784 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
2786 (refs_may_alias_p_1): For release branches return true if
2787 we are confused by our input.
2789 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2791 * config/s390/s390.c (s390_function_value): Rename to ...
2792 (s390_function_and_libcall_value): ... this.
2793 (s390_function_value): New function.
2794 (s390_libcall_value): New function.
2795 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
2796 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
2797 target macro definitions.
2798 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
2800 2011-03-02 Joseph Myers <joseph@codesourcery.com>
2802 * config/i386/freebsd64.h (CC1_SPEC): Define.
2803 * config/i386/linux64.h (CC1_SPEC): Define.
2804 * config/i386/x86-64.h (CC1_SPEC): Don't define.
2806 2011-03-02 Anatoly Sokolov <aesok@post.ru>
2808 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2810 * config/stormy16/stormy16.c: Include reload.h.
2811 (xstormy16_memory_move_cost): New function.
2812 (TARGET_MEMORY_MOVE_COST): Define.
2814 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
2816 PR rtl-optimization/47925
2817 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
2818 with side effects. Remove the more-specific check for volatile asms.
2820 2011-03-02 Alan Modra <amodra@gmail.com>
2823 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
2824 toc relative addresses for valid offsets.
2826 2011-03-01 Richard Guenther <rguenther@suse.de>
2828 PR tree-optimization/47890
2829 * tree-vect-loop.c (get_initial_def_for_induction): Set
2830 related stmt properly.
2832 2011-03-01 Richard Guenther <rguenther@suse.de>
2835 * lto-streamer.c (lto_record_common_node): Also register
2838 2011-03-01 Richard Guenther <rguenther@suse.de>
2841 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2842 Do not stream DECL_ABSTRACT_ORIGIN.
2843 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2844 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2845 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2846 Do not stream DECL_ABSTRACT_ORIGIN.
2847 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2848 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2850 2011-02-28 Anatoly Sokolov <aesok@post.ru>
2852 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
2853 FUNCTION_VALUE_REGNO_P): Remove.
2854 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
2855 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
2856 Add 'outgoing' argument.
2857 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
2859 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2860 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2862 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
2865 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
2866 (lookup_filename): Likewise.
2867 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
2869 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
2870 Jakub Jelinek <jakub@redhat.com>
2873 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
2874 (assign_stack_local_1): Change last argument type to int.
2875 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
2876 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
2877 don't record padding space into frame_space_list nor use those areas.
2878 (assign_stack_local): Adjust caller.
2879 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
2880 of assign_stack_local, pass 0 as last argument.
2881 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
2884 2011-02-28 Jakub Jelinek <jakub@redhat.com>
2887 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
2888 Use target address_mode and pointer_mode hooks instead of hardcoded
2889 Pmode and ptr_mode. Handle some simple cases of extending if
2890 POINTERS_EXTEND_UNSIGNED < 0.
2891 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
2892 Call convert_debug_memory_address.
2893 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
2894 convert_debug_memory_address.
2897 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
2898 * configure: Regenerated.
2899 * config.in: Regenerated.
2900 * varasm.c (default_function_section): Return NULL
2901 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
2903 2011-02-28 Martin Jambor <mjambor@suse.cz>
2905 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
2906 the description to match the printed values.
2908 2011-02-28 Richard Guenther <rguenther@suse.de>
2910 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
2911 of the copied scope tree.
2913 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2915 * doc/extend.texi (Function Attributes): Avoid deeply (and
2916 wrongly) nested tables.
2918 2011-02-27 Jakub Jelinek <jakub@redhat.com>
2921 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
2922 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
2923 r isn't op0 nor op1.
2925 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
2927 * config/avr/avr.md: Remove magic comment for emacs.
2929 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
2932 * config/avr/avr.c (avr_option_override): Use error on bad options.
2933 (avr_help): New function.
2934 (TARGET_HELP): Define.
2936 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
2939 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
2940 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
2942 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
2944 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
2945 (ARM Options): Ditto.
2946 (i386 and x86-64 Options): Ditto.
2947 (RX Options): Ditto.
2948 (SPARC Options): Ditto.
2950 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
2952 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
2953 FreeBSD 6 and later. Generally use cpu generic.
2955 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2957 * doc/cpp.texi: Update copyright years.
2959 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
2962 * config/lm32/lm32.md (ashrsi3): Added needed variable.
2964 2011-02-25 Jon Beniston <jon@beniston.com>
2967 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
2968 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
2969 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
2970 (lm32_block_move_inline): Add type cast to remove warning.
2971 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
2972 (gen_int_relational): Move declarations to start of function.
2974 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
2976 PR tree-optimization/45470
2977 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
2978 can throw internally only.
2979 * tree-vect-stmts.c (vectorizable_call): Likewise.
2981 2011-02-24 Anatoly Sokolov <aesok@post.ru>
2983 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
2984 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2985 * config/stormy16/stormy16-protos.h
2986 (xstormy16_preferred_reload_class): Remove.
2987 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
2988 static. Change 'rclass' argument and return type to reg_class_t.
2989 (TARGET_PREFERRED_RELOAD_CLASS,
2990 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2992 2011-02-24 Richard Guenther <rguenther@suse.de>
2994 * lto-streamer-in.c (input_bb): Do not find referenced vars
2995 in debug statements.
2997 2011-02-23 Jason Merrill <jason@redhat.com>
2999 * common.opt (fabi-version): Document v5 and v6.
3001 2011-02-23 Richard Guenther <rguenther@suse.de>
3003 PR tree-optimization/47849
3004 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3006 2011-02-23 Jie Zhang <jie@codesourcery.com>
3008 * opts-common.c (decode_cmdline_option): Print empty string
3009 argument as "" in decoded->orig_option_with_args_text.
3010 * gcc.c (execute): Print empty string argument as ""
3011 in the verbose output.
3012 (do_spec_1): Keep empty string argument.
3014 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3016 * config.gcc: Declare score-* and crx-* obsolete.
3018 2011-02-23 Jie Zhang <jie@codesourcery.com>
3020 PR rtl-optimization/47763
3021 * web.c (web_main): Ignore naked clobber when replacing register.
3023 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3025 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3028 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3031 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3033 2011-02-22 Mike Stump <mikestump@comcast.net>
3035 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3037 * configure: Regenerate.
3039 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3041 PR rtl-optimization/46002
3042 * ira-color.c (update_copy_costs): Change class intersection
3043 test to reg_class_contents[] test of 'hard_regno'.
3045 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3047 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3049 * config/hpux11.opt (mt): Likewise.
3050 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3051 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3052 * config/vax/elf.opt (mno-asm-pic): Likewise.
3053 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3055 2011-02-21 Mike Stump <mikestump@comcast.net>
3058 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3059 tree so we can get save the type.
3060 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3061 for CFString instead of trying to use past the end of the builtins.
3062 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3063 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3064 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3065 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3066 Rename to darwin_builtin_cfstring.
3067 (darwin_init_cfstring_builtins): Return the built type.
3069 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3072 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3073 (_mm256_insert_epi64): Use _mm_insert_epi64.
3075 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3077 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3078 * config/stormy16/stormy16-protos.h
3079 (xstormy16_mode_dependent_address_p): Remove.
3080 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3081 Make static. Change return type to bool. Change argument type to
3082 const_rtx. Remove dead code.
3083 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3085 2011-02-21 Richard Guenther <rguenther@suse.de>
3088 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3089 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3090 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3092 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3093 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3095 2011-02-20 Richard Guenther <rguenther@suse.de>
3098 * tree.c (free_lang_data_in_decl): Clean builtins from
3099 the TU decl BLOCK_VARS.
3101 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3105 * haifa-sched.c (fix_tick_ready): Skip tick computation
3108 2011-02-19 Richard Guenther <rguenther@suse.de>
3111 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3112 Remove lazy BLOCK_VARS streaming.
3113 (lto_input_ts_block_tree_pointers): Likewise.
3114 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3116 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3118 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3120 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3122 * config/i386/biarch32.h, config/i386/mach.h,
3123 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3125 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3128 * config/i386/i386.md (peephole2 for shift and plus): Use
3129 operands[1] original mode in the first insn.
3131 2011-02-18 Mike Stump <mikestump@comcast.net>
3133 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3135 2011-02-18 Jan Hubicka <jh@suse.cz>
3138 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3139 to zero when the function is not inlinable at all.
3141 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3143 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3144 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3145 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3146 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3147 * config/pa/t-pa64: Likewise.
3148 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3150 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3153 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3155 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3158 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3160 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3162 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3163 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3164 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3165 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3166 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3167 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3168 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3169 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3170 m32r_legitimate_address_p): New functions.
3171 * config/m32r/constraints.md (constraint "S"): Don't use
3172 STORE_PREINC_PREDEC_P.
3173 (constraint "U"): Don't use LOAD_POSTINC_P.
3175 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3177 PR rtl-optimization/46178
3178 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3179 compute ira_hard_regno_cover_class[].
3181 2011-02-18 Richard Guenther <rguenther@suse.de>
3184 * lto-streamer.h (lto_global_var_decls): Declare.
3185 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3186 statics for global var processing.
3188 2011-02-18 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/47737
3191 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3192 edge dominance check.
3194 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3197 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3198 avoid invalid rtx sharing.
3200 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3202 * doc/cpp.texi (Obsolete Features): Add background on the
3203 origin of assertions.
3205 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3207 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3209 * config/darwin.c (output_objc_section_asm_op): Added support for
3211 (is_objc_metadata): New.
3212 (darwin_objc2_section): New.
3213 (darwin_objc1_section): New.
3214 (machopic_select_section): Added support for ABI v1 and v2.
3215 (darwin_emit_objc_zeroed): New.
3216 (darwin_output_aligned_bss): Detect objc metadata and treat it
3218 (darwin_asm_output_aligned_decl_common): Same.
3219 (darwin_asm_output_aligned_decl_local): Same.
3220 * config/darwin-sections.def: Updated for ABI v1 and v2.
3221 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3222 compiling Objective-C code for the NeXT runtime, default to using
3223 ABI version 0 for 32-bit, and version 2 for 64-bit.
3225 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3227 * common.opt (optimize_fast): New Variable.
3228 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3229 instead of local variable ofast.
3231 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3233 * doc/invoke.texi (fobjc-abi-version): Documented.
3234 (fobjc-nilcheck): Documented.
3235 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3238 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3241 * common.opt (export-dynamic): New Driver option.
3242 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3244 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3246 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3248 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3249 Jan Hubicka <jh@suse.cz>
3253 * cfgexpand.c (account_used_vars_for_block): Remove.
3254 (estimated_stack_frame_size): Use referenced vars.
3255 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3256 that were referenced in the original function. Test src_fn
3257 rather than cfun. Drop redundant get_var_ann.
3258 (setup_one_parameter): Drop redundant get_var_ann.
3259 (declare_return_variable): Likewise.
3260 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3261 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3262 * ipa-inline.c (compute_inline_parameters): Do not compute
3263 disregard_inline_limits here.
3264 (compute_inlinable_for_current, pass_inlinable): New.
3265 (pass_inline_parameters): Require PROP_referenced_vars.
3266 * cgraphunit.c (cgraph_process_new_functions): Don't run
3267 compute_inline_parameters explicitly unless function is in SSA form.
3268 (cgraph_analyze_function): Set .disregard_inline_limits.
3269 * tree-sra.c (convert_callers): Compute inliner parameters
3270 only for functions already in SSA form.
3272 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3274 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3275 -mlittle-endian-data.
3277 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3279 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3280 -mno-fpu, not -fpu and -no-fpu.
3281 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3282 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3284 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3288 input reload with PLUS RTX.
3290 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3292 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3293 of InverseVar(MDMX).
3295 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3297 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3300 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3302 * config/mn10300/mn10300.opt (mno-crt0): New.
3304 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3306 * config/m68k/uclinux.opt (static-libc): New Driver option.
3308 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3310 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3312 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3314 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3315 %{muser-extend-enabled}.
3317 2011-02-16 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/47738
3320 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3321 the TODO from tree_predictive_commoning.
3323 2011-02-15 Jeff Law <law@redhat.com>
3326 2011-01-25 Jeff Law <law@redhat.com>
3328 PR rtl-optimization/37273
3329 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3330 handle them like argument loads from stack slots. Do not double
3331 count memory for memory constants and argument loads from stack slots.
3333 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3336 * combine.c (cant_combine_insn_p): Revert the last change.
3338 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3341 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3342 mode for vector constants. Remove code that checks for TImode.
3344 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3348 * cgraph.h (compute_inline_parameters): Return void.
3349 * ipa-inline.c (compute_inline_parameters): Adjust.
3351 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3355 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3357 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3358 * ipa-inline.c (compute_inline_parameters): Adjust.
3360 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3364 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3365 Adjust all users. Pass FN to...
3366 * tree-flow-inline.h (first_referenced_var): ... this. Add
3368 * ipa-struct-reorg.c: Adjust.
3369 * tree-dfa.c: Adjust.
3370 * tree-into-ssa.c: Adjust.
3371 * tree-sra.c: Adjust.
3372 * tree-ssa-alias.c: Adjust.
3373 * tree-ssa-live.c: Adjust.
3374 * tree-ssa.c: Adjust.
3375 * tree-ssanames.c: Adjust.
3376 * tree-tailcall.c: Adjust.
3378 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3382 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3384 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3385 * tree-flow-inline.h: Adjust.
3386 * gimple-pretty-print.c: Adjust.
3387 * tree-into-ssa.c: Adjust.
3388 * tree-ssa.c: Adjust.
3389 * cfgexpand.c: Adjust.
3391 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3393 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3394 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3395 (EXTRA_CONSTRAINT): Delete.
3396 * config/iq2000/constraints.md: New file.
3397 * config/iq2000/iq2000.md: Include it.
3398 (define_insn ""): Delete.
3399 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3400 unsupported constraint letters from patterns.
3401 (call_value, call_value_internal1): Likewise.
3402 (call_value_multiple_internal1): Likewise.
3404 2011-02-15 Nick Clifton <nickc@redhat.com>
3406 * config/mn10300/mn10300.c: Include tm-constrs.h.
3407 (struct liw_data): New data structure describing an LIW candidate
3409 (extract_bundle): Use struct liw_data. Allow small integer
3410 operands for some instructions.
3411 (check_liw_constraints): Use struct liw_data. Remove swapped
3412 parameter. Add comments describing the checks. Fix bug when
3413 assigning the source of liw1 to the source of liw2.
3414 (liw_candidate): Delete. Code moved into extract_bundle.
3415 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3417 * config/mn10300/predicates.md (liw_operand): New predicate.
3418 Allows registers and small integer constants.
3419 * config/mn10300/constraints.md (O): New constraint. Accetps
3420 integers in the range -8 to +7 inclusive.
3421 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3422 for moving a small integer into a register. Give this alternative
3424 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3425 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3426 using the J,K,L and M constraints,
3427 (liw): Remove SI mode on second operands to allow for HI and QI
3429 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3432 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3435 * combine.c (cant_combine_insn_p): Check zero/sign extended
3438 2011-02-15 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/47743
3441 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3442 for a non-type-compatible VN lookup bail out.
3444 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3446 * config/fr30/constraints.md: New file.
3447 * config/fr30/fr30.md: Include it.
3448 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3449 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3450 (EXTRA_CONSTRAINT): Delete.
3452 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3454 * config/frv/constraints.md: New file.
3455 * config/frv/predicates.md: Include it.
3456 * config/frv/frv.c (reg_class_from_letter): Delete.
3457 (frv_option_override): Don't initialize it.
3458 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3459 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3460 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3461 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3462 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3463 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3464 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3465 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3466 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3467 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3468 (REG_CLASS_FROM_CONSTRAINT): Delete.
3470 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3473 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3474 if frame size is 0 in a leaf function.
3476 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3479 * config/alpha/host-osf.c: New file.
3480 * config/alpha/x-osf: New file.
3481 * config.host (alpha*-dec-osf*): Use it.
3483 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3485 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3486 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3487 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3488 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3490 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3492 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3494 * config/stormy16/constraints.md: New file.
3495 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3496 Use satisfies_constraint_Q and satisfies_constraint_R.
3497 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3499 (xstormy16_legitiamte_address_p): Declare.
3500 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3501 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3502 (EXTRA_CONSTRAINT): Delete.
3503 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3505 (xstormy16_extra_constraint_p): Delete.
3507 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3509 PR tree-optimization/46494
3510 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3511 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3512 (pass_rtl_loop_done): Add TODO_verify_flow.
3513 * fwprop.c (pass_rtl_fwprop): Likewise.
3514 * modulo-sched.c (pass_sms): Likewise.
3515 * tree-ssa-dom.c (pass_dominator): Likewise.
3516 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3517 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3518 (pass_tree_loop_done): Likewise.
3519 * tree-ssa-pre.c (execute_pre): Likewise.
3520 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3521 * tree-ssa-sink.c (pass_sink_code): Likewise.
3522 * tree-vrp.c (pass_vrp): Likewise.
3524 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3526 * config/v850/constraints.md: New file.
3527 * config/v850/v850.md: Include it.
3528 * config/v850/predicates.md (reg_or_0_operand): Use
3529 satisfies_constraint_G.
3530 (special_symbolref_operand): Use satisfies_constraint_K.
3531 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3532 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3533 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3534 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3535 (EXTRA_CONSTRAINT): Delete.
3536 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3537 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3538 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3540 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3543 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3546 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3548 * config/mcore/constraints.md: New file.
3549 * config/mcore/mcore.md: Include it.
3550 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3551 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3552 (REG_CLASS_FROM_LETTER): Delete.
3553 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3554 insn_const_int_ok_for_constraint.
3555 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3556 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3557 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3558 (EXTRA_CONSTRAINT): Delete.
3560 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3563 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3564 (IS_SIGHANDLER): Define.
3565 (sparc64_is_sighandler): New function, split off from
3566 sparc64_fallback_frame_state.
3567 (sparc_is_sighandler): New function, split off from
3568 sparc_fallback_frame_state.
3569 (sparc64_fallback_frame_state): Merge with ...
3570 (sparc_fallback_frame_state): ... this into ...
3571 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3572 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3573 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3574 stack instead of hardcoded offsets.
3576 2011-02-14 Andriy Gapon <avg@freebsd.org>
3579 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3581 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3583 * configure: Regenerate.
3585 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3588 * gcc.c (asm_options): Correct spec matching --target-help.
3590 2011-02-12 Martin Jambor <mjambor@suse.cz>
3592 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3593 to gimple call error.
3595 2011-02-12 Mike Stump <mikestump@comcast.net>
3597 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3598 comments in backslash regions.
3600 2011-02-12 Mike Stump <mikestump@comcast.net>
3601 Jakub Jelinek <jakub@redhat.com>
3602 Iain Sandoe <iains@gcc.gnu.org>
3605 * dwarf2out.c (output_cfa_loc): When required, apply the
3606 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3607 (output_loc_sequence): Likewise.
3608 (output_loc_operands_raw): Likewise.
3609 (output_loc_sequence_raw): Likewise.
3610 (output_cfa_loc): Likewise.
3611 (output_loc_list): Suppress register number adjustment when
3612 calling output_loc_sequence()
3613 (output_die): Likewise.
3615 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3617 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3619 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3620 xtensa_memory_move_cost): New functions.
3621 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3623 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3626 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3627 in the current directory.
3628 * configure: Rebuilt.
3630 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3632 * config/darwin.c (darwin_override_options): Add a hunk missed
3633 from the commit of r168571. Trim comment line lengths and
3634 correct indents of the preceding block.
3636 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3638 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3641 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3643 * common.opt (nostartfiles): New Driver option.
3645 2011-02-11 Xinliang David Li <davidxl@google.com>
3647 PR tree-optimization/47707
3648 * tree-chrec.c (convert_affine_scev): Keep type precision.
3650 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3652 PR tree-optimization/47420
3653 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3655 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3657 PR rtl-optimization/47614
3658 * rtl.h (check_for_inc_dec): Declare.
3659 * dse.c (check_for_inc_dec): Externalize...
3660 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
3661 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
3663 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3666 * gcc.c (main): Do not compile inputs if there were errors in
3668 * opts-common.c (read_cmdline_option): Check for wrong language
3669 after other error checks.
3671 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
3673 * cgraph.c: Fix comment typos.
3674 * cgraph.h: Likewise.
3675 * cgraphunit.c: Likewise.
3676 * ipa-cp.c: Likewise.
3677 * ipa-inline.c: Likewise.
3678 * ipa-prop.c: Likewise.
3679 * ipa-pure-const.c: Likewise.
3680 * ipa-ref.c: Likewise.
3681 * ipa-reference.c: Likewise.
3683 2011-02-11 Jakub Jelinek <jakub@redhat.com>
3686 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
3688 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3691 * doc/sourcebuild.texi (Require Support): Document
3692 dg-require-ascii-locale.
3694 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
3696 * doc/lto.texi (Write summary): Fix missing parentheses.
3698 2011-02-10 DJ Delorie <dj@redhat.com>
3700 * config/m32c/m32c.c (m32c_option_override): Disable
3701 -fcombine-stack-adjustments until flag value tracking and compare
3702 optimization can be rewritten.
3704 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
3706 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
3708 (PROCESSOR_DEFAULT64): Likewise.
3710 2011-02-10 Richard Henderson <rth@redhat.com>
3712 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
3713 change from 2011-02-03.
3714 * config/rx/rx.c (flags_from_code): Likewise.
3715 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
3716 is valid, n/pz otherwise.
3717 (rx_select_cc_mode): Return CCmode if Y is not zero.
3719 2011-02-10 Richard Guenther <rguenther@suse.de>
3721 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
3723 2011-02-10 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/47677
3726 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
3728 2011-02-10 Jakub Jelinek <jakub@redhat.com>
3731 * combine.c (make_compound_operation): Only change shifts into
3732 multiplication for SCALAR_INT_MODE_P.
3734 2011-02-10 Jie Zhang <jie@codesourcery.com>
3738 2011-02-05 Jie Zhang <jie@codesourcery.com>
3740 * web.c (entry_register): Don't clobber the number of the
3741 first uninitialized reference in used[].
3743 2011-02-09 Richard Guenther <rguenther@suse.de>
3745 PR tree-optimization/47664
3746 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
3749 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
3753 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
3755 (PROCESSOR_DEFAULT64): Same.
3756 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
3758 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
3762 2011-02-09 Martin Jambor <mjambor@suse.cz>
3765 * tree-sra.c (struct access): New flags grp_scalar_read and
3766 grp_scalar_write. Changed description of assignment read and write
3768 (dump_access): Dump new flags, reorder all of them.
3769 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
3770 to detect multiple scalar reads.
3771 (analyze_access_subtree): Use the new scalar read write flags instead
3772 of the old flags. Adjusted comments.
3774 2011-02-08 DJ Delorie <dj@redhat.com>
3777 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
3780 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3782 * config/m68k/uclinux.opt: New.
3783 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
3785 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3787 * config/cris/elf.opt (sim): New Driver option.
3789 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3791 * config/xtensa/elf.opt: New.
3792 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
3794 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3796 * config/vax/elf.opt: New.
3797 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
3799 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3801 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
3803 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3805 * config/gnu-user.opt: New.
3806 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
3807 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
3808 *-*-uclinux*): Use gnu-user.opt.
3810 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
3812 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
3813 * config/i386/gnu.h (CPP_SPEC): Likewise.
3815 2011-02-08 Ian Lance Taylor <iant@google.com>
3817 * common.opt (fcx-limited-range): Add SetByCombined flag.
3818 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
3819 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
3820 (fassociative-math, freciprocal-math): Likewise.
3821 (funsafe-math-optimizations): Likewise.
3822 * opth-gen.awk: Handle SetByCombined.
3823 * optc-gen.awk: Likewise.
3824 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
3825 (set_unsafe_math_optimizations_flags): Likewise.
3826 * doc/options.texi (Option properties): Document SetByCombined.
3828 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3830 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
3831 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
3832 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
3833 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
3834 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
3836 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
3838 PR tree-optimization/46834
3839 PR tree-optimization/46994
3840 PR tree-optimization/46995
3841 * graphite-sese-to-poly.c (used_outside_reduction): New.
3842 (detect_commutative_reduction): Call used_outside_reduction.
3843 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
3844 translate_scalar_reduction_to_array only when at least one
3845 loop-phi/close-phi tuple has been detected.
3847 2011-02-08 Richard Guenther <rguenther@suse.de>
3850 * tree-vect-generic.c (expand_vector_operations_1): Update
3852 (expand_vector_operations): ... not here. Cleanup EH info
3853 and the CFG if required.
3855 2011-02-08 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/47641
3858 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
3859 require type compatibility.
3861 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3863 * gimple-low.c (lower_function_body): Don't remove the location of
3864 the return statement here.
3865 (lower_gimple_return): Do it here instead but only if the return
3866 statement is actually used twice.
3868 2011-02-08 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/47632
3871 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
3872 unused up_to_stmt parameter, return whether cfg-cleanup is
3873 necessary, remove EH info properly.
3874 (forward_propagate_into_gimple_cond): Adjust caller.
3875 (forward_propagate_into_cond): Likewise.
3876 (forward_propagate_comparison): Likewise.
3877 (tree_ssa_forward_propagate_single_use_vars): Make
3878 forward_propagate_comparison case similar to the two others.
3880 2011-02-08 Nick Clifton <nickc@redhat.com>
3882 * config/mn10300/mn10300.opt (mliw): New command line option.
3883 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
3884 (liw_bundling): New automaton.
3885 (liw): New attribute.
3886 (liw_op): New attribute.
3887 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
3888 (movsi_internal): Add LIW attributes.
3892 (addsi3): Separate register and immediate alternatives.
3897 (lshrsi3): Likewise.
3898 (ashrsi3): Likewise.
3900 * config/mn10300/mn10300.c (liw_op_names): New
3901 (mn10300_print_operand): Handle 'W' operand descriptor.
3902 (extract_bundle): New function.
3903 (check_liw_constraints): New function.
3904 (liw_candidate): New function.
3905 (mn10300_bundle_liw): New function.
3906 (mn10300_reorg): New function.
3907 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3908 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
3909 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
3910 __LIW__ or __NO_LIW__.
3911 * doc/invoke.texi: Describe the -mliw command line option.
3913 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3915 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
3916 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3917 pthread_mutex_unlock): Remove.
3918 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
3919 * config/pa/t-pa64: Likewise.
3920 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
3921 shared libc if not linking against libpthread.
3922 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3924 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
3927 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
3928 on 10.6 and later to ensure that we always use the unwinder from
3929 the system. Only add -no_compact_unwind when tarteting darwin
3932 2011-02-07 Steve Ellcey <sje@cup.hp.com>
3935 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
3936 (vec_interleave_lowv2sf): Ditto.
3937 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
3938 (vec_extract_oddv2sf): Ditto.
3940 2011-02-07 Mike Stump <mikestump@comcast.net>
3943 Add __ieee_divdc3 entry point.
3944 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
3946 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
3947 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
3948 * config/darwin.c (darwin_rename_builtins): Add.
3949 * config/darwin-protos.h (darwin_rename_builtins): Add.
3951 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3954 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
3957 2011-02-07 Mike Stump <mikestump@comcast.net>
3959 * config/darwin.opt (mmacosx-version-min): Update default OS version.
3961 2011-02-07 Denis Chertykov <chertykov@gmail.com>
3964 * config/avr/libgcc.S (exit): Move .endfunc
3966 2011-02-07 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/47615
3969 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
3970 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
3971 (run_scc_vn): Initialize it.
3972 (visit_reference_op_load): Use it.
3973 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
3975 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3977 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
3978 DImode trapping arithmetic libfuncs.
3980 2011-02-07 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/47621
3983 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
3985 (execute_update_addresses_taken): ... here. Make it more
3986 conservative in what we accept.
3988 2011-02-06 Joseph Myers <joseph@codesourcery.com>
3990 * config/sparc/freebsd.h (ASM_SPEC): Define.
3991 * config/sparc/vxworks.h (ASM_SPEC): Define.
3993 2011-02-06 Joseph Myers <joseph@codesourcery.com>
3995 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3997 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
3999 * doc/invoke.texi: Remove reference to compiler internals from
4002 * reg-notes.def: Remove REG_VALUE_PROFILE.
4003 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4005 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4008 * varasm.c (default_section_type_flags): If decl is NULL,
4009 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4011 2011-02-05 Jie Zhang <jie@codesourcery.com>
4014 * web.c (entry_register): Don't clobber the number of the
4015 first uninitialized reference in used[].
4017 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4019 PR tree-optimization/46194
4020 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4021 (build_classic_dist_vector_1): Do not represent classic distance
4022 vectors when the access functions are variating in different loops.
4024 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4026 * config/mips/iris6.opt: New.
4027 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4029 2011-02-04 Richard Henderson <rth@redhat.com>
4030 Steve Ellcey <sje@cup.hp.com>
4033 * config/ia64/predicates.md (mux1_brcst_element): New.
4034 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4035 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4036 (ia64_unpack_sign): New.
4037 (ia64_expand_unpack): Rewrite using new routines.
4038 (ia64_expand_widen_sum): Ditto.
4039 (ia64_expand_dot_prod_v8qi): Ditto.
4040 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4041 routines, add endian check.
4042 (pmpy2_even): Rename from pmpy2_r, add endian check.
4043 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4044 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4045 (vec_widen_smult_hi_v4hi): Ditto.
4046 (vec_widen_umult_lo_v4hi): Ditto.
4047 (vec_widen_umult_hi_v4hi): Ditto.
4048 (mulv2si3): Change endian checks.
4049 (sdot_prodv4hi): Rewrite with new calls.
4050 (udot_prodv4hi): New.
4051 (vec_pack_ssat_v4hi): Add endian check.
4052 (vec_pack_usat_v4hi): Ditto.
4053 (vec_pack_ssat_v2si): Ditto.
4054 (max1_even): Rename from max1_r, add endian check.
4055 (max1_odd): Rename from max1_l, add endian check.
4056 (*mux1_rev): Format change.
4058 (*mux1_shuf): Ditto.
4060 (*mux1_brcst_v8qi): Use new predicate.
4061 (vec_extract_evenv8qi): Remove endian check.
4062 (vec_extract_oddv8qi): Ditto.
4063 (vec_interleave_lowv4hi): Format change.
4064 (vec_interleave_highv4hi): Ditto.
4065 (mix2_even): Rename from mix2_r, add endian check.
4066 (mix2_odd): Rename from mux2_l, add endian check.
4067 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4068 (vec_extract_evenodd_helper): Format change.
4069 (vec_extract_evenv4hi): Remove endian check.
4070 (vec_extract_oddv4hi): Remove endian check.
4071 (vec_interleave_lowv2si): Format change.
4072 (vec_interleave_highv2si): Format change.
4073 (vec_initv2si): Remove endian check.
4074 (vecinit_v2si): Add endian check.
4075 (reduc_splus_v2sf): Add endian check.
4076 (reduc_smax_v2sf): Ditto.
4077 (reduc_smin_v2sf): Ditto.
4078 (vec_initv2sf): Remove endian check.
4079 (fpack): Add endian check.
4080 (fswap): Add endian check.
4081 (vec_interleave_highv2sf): Add endian check.
4082 (vec_interleave_lowv2sf): Add endian check.
4083 (fmix_lr): Add endian check.
4084 (vec_setv2sf): Format change.
4085 (*vec_extractv2sf_0_be): Use shift to extract operand.
4086 (*vec_extractv2sf_1_be): New.
4087 (vec_pack_trunc_v4hi): Add endian check.
4088 (vec_pack_trunc_v2si): Format change.
4090 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4093 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4094 do bb, locus and block comparison and disallow loads if it is not set.
4095 (stmt_is_replaceable_p): New function.
4096 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4098 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4099 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4101 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4103 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4105 * config/rs6000/xilinx.opt: New.
4106 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4108 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4110 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4112 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4114 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4115 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4116 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4117 secondary_reload_info, xtensa_secondary_reload): Remove.
4118 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4119 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4120 (xtensa_preferred_reload_class): Make static. Change return and
4121 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4122 Use CONST_DOUBLE_P predicate.
4123 (xtensa_preferred_output_reload_class): New function.
4124 (xtensa_secondary_reload): Make static.
4126 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4128 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4129 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4130 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4132 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4135 * output.h (SECTION_RELRO): Define.
4136 (SECTION_MACH_DEP): Adjust.
4137 (get_variable_section): New prototype.
4138 * varpool.c (varpool_finalize_named_section_flags): New function.
4139 (varpool_assemble_pending_decls): Call it.
4140 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4141 * cgraphunit.c (cgraph_output_in_order): Call
4142 varpool_finalize_named_section_flags.
4143 * varasm.c (get_section): Allow section flags conflicts between
4144 relro and read-only sections if the section hasn't been declared yet.
4145 Set SECTION_OVERRIDE after diagnosing section type conflict.
4146 (get_variable_section): No longer static.
4147 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4148 readonly sections that need relocations.
4149 (decl_readonly_section_1): New function.
4150 (decl_readonly_section): Use it.
4153 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4154 Steve Ellcey <sje@cup.hp.com>
4157 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4158 if section attribute used.
4160 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4162 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4163 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4164 (darwin_init_sections): Remove assertion.
4166 2011-02-03 Nick Clifton <nickc@redhat.com>
4168 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4170 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4171 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4172 instead of "n" and "pz".
4173 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4176 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4179 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4180 fma, expand FMA_EXPR as fma{,f,l} call.
4183 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4184 copy them into a unsigned char variable and pass address of it to
4185 lto_output_data_stream.
4188 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4189 around backend_init_target and lang_dependent_init_target calls.
4190 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4191 (verify_cgraph_node): Don't call set_cfun here. Use
4192 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4193 Set error_found for incorrectly represented calls to thunks.
4195 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4198 PR rtl-optimization/43494
4199 * rtl.h (for_each_inc_dec_fn): New type.
4200 (for_each_inc_dec): Declare.
4201 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4202 (for_each_inc_dec_find_inc_dec): New fn.
4203 (for_each_inc_dec_find_mem): New fn.
4204 (for_each_inc_dec): New fn.
4205 * dse.c (struct insn_size): Remove.
4206 (replace_inc_dec, replace_inc_dec_mem): Remove.
4207 (emit_inc_dec_insn_before): New fn.
4208 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4209 (canon_address): Pass mem modes to cselib_lookup.
4210 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4211 (cselib_lookup_from_insn): Likewise.
4212 (cselib_subst_to_values): Likewise.
4213 * cselib.c (find_slot_memmode): New var.
4214 (cselib_find_slot): New fn. Use it instead of
4215 htab_find_slot_with_hash everywhere.
4216 (entry_and_rtx_equal_p): Use find_slot_memmode.
4217 (autoinc_split): New fn.
4218 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4219 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4220 Deal with autoinc. Special-case recursion into MEMs.
4221 (cselib_hash_rtx): Likewise.
4222 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4223 address and MEM modes.
4224 (cselib_subst_to_values): Add memmode, pass it on.
4226 (cselib_lookup): Add memmode argument, pass it on.
4227 (cselib_lookup_from_insn): Add memmode.
4228 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4229 (struct cselib_record_autoinc_data): New.
4230 (cselib_record_autoinc_cb): New fn.
4231 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4232 mode to cselib_lookup. Reset autoinced REGs here instead of...
4233 (cselib_process_insn): ... here.
4234 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4236 (add_uses): Likewise, also to cselib_subst_to_values.
4237 (add_stores): Likewise.
4238 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4239 cselib_subst_to_values.
4240 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4241 * gcse.c (do_local_cprop): Adjusted.
4242 * postreload.c (reload_cse_simplify_set): Adjusted.
4243 (reload_cse_simplify_operands): Adjusted.
4244 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4246 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4248 PR tree-optimization/45122
4249 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4250 unsafe assumptions when there's more than one loop exit.
4252 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4255 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4256 Document using vector double with the load/store builtins, and
4257 that the load/store builtins always use Altivec instructions.
4259 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4260 to use altivec memory instructions, even on VSX.
4261 (vector_altivec_store_<mode>): Ditto.
4263 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4266 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4267 V2DF, V2DI support to load/store overloaded builtins.
4269 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4270 altivec load/store builtins for V2DF/V2DI types.
4272 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4273 set avoid indexed addresses on power6 if -maltivec.
4274 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4275 vector_altivec_load/vector_altivec_store builtins.
4276 (altivec_expand_st_builtin): Ditto.
4277 (altivec_expand_builtin): Add VSX memory builtins.
4278 (rs6000_init_builtins): Add V2DI types to internal types.
4279 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4280 load/store builtins.
4281 (rs6000_address_for_altivec): Insure memory address is appropriate
4284 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4285 vec_vsx_ld and vec_vsx_st.
4286 (vsx_store_<mode>): Ditto.
4288 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4289 variables to hold long long types for VSX vector memory builtins.
4290 (RS6000_BTI_unsigned_long_long): Ditto.
4291 (long_long_integer_type_internal_node): Ditti.
4292 (long_long_unsigned_type_internal_node): Ditti.
4294 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4295 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4296 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4298 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4300 (vec_vsx_st): Ditto.
4302 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4304 * config/pa/pa-hpux10.opt: New.
4305 * config/hpux11.opt (pthread): New Driver option.
4306 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4307 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4309 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4311 * config/ia64/vms.opt: New.
4312 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4314 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4317 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4318 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4319 generator functions.
4320 (vsx_floatuns<VSi><mode>2): Ditto.
4321 (vsx_fix_trunc<mode><VSi>2): Ditto.
4322 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4324 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4326 * config/i386/djgpp.opt (posix): New Driver option.
4328 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4330 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4331 Move to the unsupported targets list.
4333 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4335 PR rtl-optimization/47525
4336 * df-scan.c: Update copyright years.
4337 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4338 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4340 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4342 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4343 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4344 (ASM_OUTPUT_ASCII): Remove.
4345 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4347 2011-02-02 Jeff Law <law@redhat.com>
4350 * reload.c (find_reloads_address): Handle reg+d address where both
4351 components are invalid by reloading the entire address.
4353 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4354 Richard Guenther <rguenther@suse.de>
4356 PR tree-optimization/40979
4358 * passes.c (init_optimization_passes): After LIM call copy_prop
4359 and DCE to clean up.
4360 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4362 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4364 PR tree-optimization/47576
4365 PR tree-optimization/47555
4366 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4367 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4368 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4369 * tree-scalar-evolution.c (follow_ssa_edge): Use
4370 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4372 2011-02-02 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/47566
4375 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4377 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4381 * tree-inline.c (declare_return_variable): Remove unused caller
4386 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4387 * cfgexpand.c (account_used_vars_for_block): Use them.
4388 * tree-nrv.c (tree_nrv): Likewise.
4389 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4390 (dump_scope_block): Likewise.
4391 (remove_unused_locals): Likewise.
4395 * tree-inline.c (declare_return_variable): Add result decl to
4396 local decls only once.
4397 * gimple-low.c (record_vars_into): Mark newly-created variables
4400 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4406 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4408 (no_real_insns_p, schedule_block, set_priorities): Drop special
4409 treatment of boundary debug insns.
4410 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4411 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4412 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4413 (BOUNDARY_DEBUG_INSN_P): Likewise.
4414 (SCHEDULE_DEBUG_INSN_P): Likewise.
4415 * sched-rgn.c (init_ready_list): Drop special treatment of
4416 boundary debug insns.
4417 * final.c (rest_of_clean_state): Clear notes' BB.
4419 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4421 * config/openbsd.opt (assert=): New Driver option.
4423 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4425 * config/i386/nto.opt: New.
4426 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4428 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4430 * config/i386/netware.opt: New.
4431 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4433 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4435 * config/interix.opt (posix): New Driver option.
4437 2011-02-01 DJ Delorie <dj@redhat.com>
4439 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4441 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4444 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4446 PR tree-optimization/47561
4447 * toplev.c (process_options): Print the Graphite flags. Add
4448 flag_loop_flatten to the list of options requiring Graphite.
4450 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4452 * config/i386/cygming.opt (posix): New Driver option.
4454 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4456 * config/arm/vxworks.opt: New.
4457 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4459 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4461 * config/alpha/elf.opt: New.
4462 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4463 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4465 2011-02-01 Richard Guenther <rguenther@suse.de>
4467 PR tree-optimization/47559
4468 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4469 store-motion on references that can throw.
4471 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4473 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4474 * tree-pass.h (TDF_CSELIB): New macro.
4475 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4476 cselib_lookup): Check for it rather than for TDF_DETAILS.
4478 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4481 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4484 * opts.c (finish_options): Don't add x_aux_base_name if it is
4487 2011-02-01 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/47555
4491 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4493 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4495 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4498 * config/lm32/t-lm32: Add multilib for all CPU options.
4500 2011-02-01 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/47541
4503 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4504 sure to have a field at offset zero.
4506 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4508 * config/arc/arc.opt (EB, EL): New Driver options.
4510 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4512 * config/alpha/osf5.opt: New.
4513 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4515 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4517 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4519 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4521 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4523 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4524 is an alias of -floop-interchange and that it requires the
4525 Graphite infrastructure.
4526 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4527 flag_loop_interchange based on the value of flag_tree_loop_linear.
4529 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4530 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/47538
4533 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4534 type instead of r1type, except for comparisons. For right
4535 shifts and comparisons punt if there are mismatches in
4536 sizetype vs. non-sizetype types.
4538 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4540 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4543 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4545 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4547 * configure: Regenerate.
4549 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4551 * configure.ac (gcc_cv_ld_static_option): Define.
4552 (gcc_cv_ld_dynamic_option): Define.
4553 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4555 (HAVE_LD_STATIC_DYNAMIC): Update message.
4556 (LD_STATIC_OPTION): Define.
4557 (LD_DYNAMIC_OPTION): Define.
4558 * configure: Regenerate.
4559 * config.in: Regenerate.
4560 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4561 HAVE_LD_STATIC_DYNAMIC]: Use them.
4563 2011-01-31 Nick Clifton <nickc@redhat.com>
4565 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4566 registers inside interrupt handlers if the handler is not a leaf
4569 2011-01-31 Nick Clifton <nickc@redhat.com>
4571 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4572 reg_renumber returning an INVALID_REGNUM.
4574 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4577 * doc/install.texi: Document host options discarded when cross
4578 configuring target libraries.
4580 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4583 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4586 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4588 (no_real_insns_p, schedule_block, set_priorities): Drop special
4589 treatment of boundary debug insns.
4590 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4591 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4592 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4593 (BOUNDARY_DEBUG_INSN_P): Likewise.
4594 (SCHEDULE_DEBUG_INSN_P): Likewise.
4595 * sched-rgn.c (init_ready_list): Drop special treatment of
4596 boundary debug insns.
4597 * final.c (rest_of_clean-state): Clear notes' BB.
4599 2011-01-31 Alan Modra <amodra@gmail.com>
4601 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4602 toc relative expressions as we do in print_operand_address.
4604 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4606 * doc/extend.texi: Follow spelling conventions.
4607 * doc/invoke.texi: Fix a typo.
4609 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4611 * config/hpux11.opt: New.
4612 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4613 ia64*-*-hpux*): Use hpux11.opt.
4615 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4617 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4620 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4622 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4625 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4627 * doc/install.texi (Binaries): Remove outdated reference for
4628 Motorola 68HC11/68HC12 downloads.
4630 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4632 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4635 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4638 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4641 2011-01-28 Ahmad Sharif <asharif@google.com>
4643 * value-prof.c (check_counter): Corrected error message.
4645 2011-01-29 Jie Zhang <jie@codesourcery.com>
4647 * config/arm/arm.c (arm_legitimize_reload_address): New.
4648 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4649 arm_legitimize_reload_address.
4650 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4652 2011-01-28 Ian Lance Taylor <iant@google.com>
4654 * godump.c (go_define): Ignore macros whose definitions include
4655 two adjacent operands.
4657 2011-01-28 Jakub Jelinek <jakub@redhat.com>
4660 * varasm.c (force_const_mem): Store copy of x in desc->constant
4661 instead of x itself.
4662 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
4663 itself into REG_EQUAL note.
4665 2011-01-28 Joseph Myers <joseph@codesourcery.com>
4667 * config/freebsd.opt (posix, rdynamic): New Driver options.
4669 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4671 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
4673 * configure: Regenerate.
4675 2011-01-27 Joseph Myers <joseph@codesourcery.com>
4677 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
4678 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
4680 2011-01-27 Anatoly Sokolov <aesok@post.ru>
4682 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
4683 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
4684 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4685 (s390_preferred_reload_class): Make static. Change return and
4686 'rclass' argument type to reg_class_t.
4688 2011-01-27 Jan Hubicka <jh@suse.cz>
4691 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
4692 (process_function_and_variable_attributes): Check defined weakrefs.
4694 2011-01-27 Martin Jambor <mjambor@suse.cz>
4696 PR tree-optimization/47228
4697 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
4698 build_ref_for_offset.
4700 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4702 * config/spu/spu-elf.h (ASM_SPEC): Remove.
4704 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
4706 PR rtl-optimization/46856
4707 * postreload.c (reload_combine_recognize_const_pattern): Do not
4708 separate cc0 setter and user on cc0 targets.
4710 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
4713 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
4714 passed a VOID_TYPE expression, immediately emit an error and
4715 return error_mark_node.
4717 2011-01-26 Jeff Law <law@redhat.com>
4719 PR rtl-optimization/47464
4720 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
4721 rather than may_trap_p as needed.
4723 2011-01-26 DJ Delorie <dj@redhat.com>
4725 PR rtl-optimization/46878
4726 * combine.c (insn_a_feeds_b): Check for the implicit cc0
4727 setter/user dependency as well.
4729 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
4731 PR rtl-optimization/44469
4732 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
4733 after removing trivially dead basic blocks.
4735 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4737 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
4738 * config/frv/frv.h (LINK_SPEC): Likewise.
4739 * config/i386/netware.h (LINK_SPEC): Likewise.
4740 * config/m68k/linux.h (ASM_SPEC): Likewise.
4741 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4742 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4743 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4744 * config/sparc/linux.h (ASM_SPEC): Likewise.
4745 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4746 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4748 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4750 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
4751 * config/frv/frv.h (ASM_SPEC): Likewise.
4752 * config/m68k/linux.h (ASM_SPEC): Likewise.
4753 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4754 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
4755 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4756 * config/sparc/linux.h (ASM_SPEC): Likewise.
4757 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4758 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4760 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4762 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
4763 * config/frv/frv.h (LINK_SPEC): Likewise.
4764 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4766 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4768 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
4769 * config/frv/frv.h (ASM_SPEC): Likewise.
4770 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
4771 * config/m68k/linux.h (ASM_SPEC): Likewise.
4772 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4773 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
4774 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4775 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
4776 * config/sparc/linux.h (ASM_SPEC): Likewise.
4777 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4778 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4779 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
4781 2011-01-26 Steve Ellcey <sje@cup.hp.com>
4784 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
4786 (vec_extract_evenodd_help): Ditto.
4787 (vec_extract_evenv4hi): Ditto.
4788 (vec_extract_oddv4hi): Ditto.
4789 (vec_interleave_lowv2si): Ditto.
4790 (vec_interleave_highv2si): Ditto.
4791 (vec_extract_evenv2si): Ditto.
4792 (vec_extract_oddv2si: Ditto.
4793 (vec_pack_trunc_v2si): Ditto.
4795 2011-01-22 Jan Hubicka <jh@suse.cz>
4798 * cgraph.h (cgraph_local_info): New field can_change_signature.
4799 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
4800 signature can change.
4801 (ipcp_estimate_growth): Call sequence simplify only if calle signature
4803 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
4804 (cgraph_function_versioning): We can not change signature of functions
4805 that don't allow that.
4806 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
4807 (lto_input_node): Likewise.
4808 * ipa-inline.c (compute_inline_parameters): Compute
4809 local.can_change_signature.
4810 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
4811 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
4812 functions that can not change signature.
4813 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
4814 init_cumulative_args): Do not use local calling conventions
4815 for functions that can not change signature.
4817 2011-01-22 Jan Hubicka <jh@suse.cz>
4819 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
4821 2011-01-26 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/47190
4824 * cgraphunit.c (process_common_attributes): New function.
4825 (process_function_and_variable_attributes): Use it.
4827 2011-01-26 Richard Guenther <rguenther@suse.de>
4830 * cgraphbuild.c (record_eh_tables): Record reference to personality
4833 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
4836 * sel-sched.c (moveup_expr): Don't let debug insns prevent
4837 non-debug insns from moving up.
4839 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
4842 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
4843 t-dlldir{,-x} fragment for build and add it to tmake_file.
4844 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
4845 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
4846 * config/i386/t-dlldir: New file.
4847 (SHLIB_DLLDIR): Define.
4848 * config/i386/t-dlldir-x: New file.
4849 (SHLIB_DLLDIR): Define.
4850 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
4851 (SHLIB_INSTALL): Use it.
4853 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
4856 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
4857 lower bound of the allowed Thumb-2 coprocessor load/store
4858 index range to -256. Add explaining comment.
4860 2011-01-25 Ian Lance Taylor <iant@google.com>
4862 * godump.c (go_define): Improve lexing of macro expansion to only
4863 accept expressions which match Go spec.
4865 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
4868 * tree.c (handle_dll_attribute): Handle it.
4869 * doc/extend.texi (@item dllexport): Mention it.
4870 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
4872 2011-01-25 Ian Lance Taylor <iant@google.com>
4874 PR tree-optimization/26854
4875 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
4876 (decl_jump_unsafe): Move higher in file, with no other change.
4877 (bind): Set has_jump_unsafe_decl if appropriate.
4878 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
4879 (check_earlier_gotos): Likewise.
4880 (c_check_switch_jump_warnings): Likewise.
4882 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
4884 * doc/invoke.texi (Warning Options): Add missing hyphen.
4885 (-fprofile-dir): Minor grammatical fixes.
4886 (-fbranch-probabilities): Likewise.
4888 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4892 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4894 (no_real_insns_p, schedule_block, set_priorities): Drop special
4895 treatment of boundary debug insns.
4896 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4897 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4898 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4899 (BOUNDARY_DEBUG_INSN_P): Likewise.
4900 (SCHEDULE_DEBUG_INSN_P): Likewise.
4901 * sched-rgn.c (init_ready_list): Drop special treatment of
4902 boundary debug insns.
4903 * final.c (rest_of_clean-state): Clear notes' BB.
4905 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
4907 * Makefile.in (LAMBDA_H): Removed.
4908 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
4909 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
4910 lambda-trans.o, and tree-loop-linear.o.
4911 (lto-symtab.o): Remove dependence on LAMBDA_H.
4912 (tree-loop-linear.o): Remove rule.
4913 (lambda-mat.o): Same.
4914 (lambda-trans.o): Same.
4915 (lambda-code.o): Same.
4916 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
4917 (tree-vect-slp.o): Same.
4918 * hwint.h (gcd): Moved here.
4919 (least_common_multiple): Same.
4920 * lambda-code.c: Removed.
4921 * lambda-mat.c: Removed.
4922 * lambda-trans.c: Removed.
4923 * lambda.h: Removed.
4924 * tree-loop-linear.c: Removed.
4925 * lto-symtab.c: Do not include lambda.h.
4926 * omega.c (gcd): Removed.
4927 * passes.c (init_optimization_passes): Remove pass_linear_transform.
4928 * tree-data-ref.c (print_lambda_vector): Moved here.
4929 (lambda_vector_copy): Same.
4930 (lambda_matrix_copy): Same.
4931 (lambda_matrix_id): Same.
4932 (lambda_vector_first_nz): Same.
4933 (lambda_matrix_row_add): Same.
4934 (lambda_matrix_row_exchange): Same.
4935 (lambda_vector_mult_const): Same.
4936 (lambda_vector_negate): Same.
4937 (lambda_matrix_row_negate): Same.
4938 (lambda_vector_equal): Same.
4939 (lambda_matrix_right_hermite): Same.
4940 * tree-data-ref.h: Do not include lambda.h.
4941 (lambda_vector): Moved here.
4942 (lambda_matrix): Same.
4943 (dependence_level): Same.
4944 (lambda_transform_legal_p): Removed declaration.
4945 (lambda_collect_parameters): Same.
4946 (lambda_compute_access_matrices): Same.
4947 (lambda_vector_gcd): Same.
4948 (lambda_vector_new): Same.
4949 (lambda_vector_clear): Same.
4950 (lambda_vector_lexico_pos): Same.
4951 (lambda_vector_zerop): Same.
4952 (lambda_matrix_new): Same.
4953 * tree-flow.h (least_common_multiple): Removed declaration.
4954 * tree-parloops.c (lambda_trans_matrix): Moved here.
4956 (LTM_ROWSIZE): Same.
4957 (LTM_COLSIZE): Same.
4958 (LTM_DENOMINATOR): Same.
4959 (lambda_trans_matrix_new): Same.
4960 (lambda_matrix_vector_mult): Same.
4961 (lambda_transform_legal_p): Same.
4962 * tree-pass.h (pass_linear_transform): Removed declaration.
4963 * tree-ssa-loop.c (tree_linear_transform): Removed.
4964 (gate_tree_linear_transform): Removed.
4965 (pass_linear_transform): Removed.
4966 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
4967 flag_loop_interchange.
4969 2011-01-25 Jakub Jelinek <jakub@redhat.com>
4971 PR tree-optimization/47265
4972 PR tree-optimization/47443
4973 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
4974 if name still has some uses.
4976 2011-01-25 Martin Jambor <mjambor@suse.cz>
4978 PR tree-optimization/47382
4979 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
4980 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
4982 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
4984 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
4985 sjlj_except_unwind_info.
4987 2011-01-25 Richard Guenther <rguenther@suse.de>
4989 PR tree-optimization/47426
4990 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
4991 visible functions results escape.
4993 2011-01-25 Jakub Jelinek <jakub@redhat.com>
4996 * config/arm/arm.c (any_sibcall_uses_r3): New function.
4997 (arm_get_frame_offsets): Use it.
4999 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5000 Jakub Jelinek <jakub@redhat.com>
5002 PR tree-optimization/47271
5003 * tree-if-conv.c (bb_postdominates_preds): New.
5004 (if_convertible_bb_p): Call bb_postdominates_preds.
5005 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5006 (predicate_scalar_phi): Call bb_postdominates_preds.
5008 2011-01-25 Nick Clifton <nickc@redhat.com>
5010 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5011 * config/rx/rx.c (rx_function_value): Likewise.
5012 (rx_promote_function_mode): Likewise.
5013 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5014 in order to make it legitimate.
5015 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5016 make sure that the first operand is the same as the result register.
5017 (addsi3_unspec): Delete.
5018 (subdi3): Do not accept immediate operands.
5019 (subdi3_internal): Likewise.
5021 2011-01-25 Jeff Law <law@redhat.com>
5023 PR rtl-optimization/37273
5024 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5025 handle them like argument loads from stack slots. Do not double
5026 count memory for memory constants and argument loads from stack slots.
5028 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5030 PR tree-optimization/47427
5031 PR tree-optimization/47428
5032 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5033 coalesce if the new root var would be TREE_READONLY.
5035 2011-01-25 Richard Guenther <rguenther@suse.de>
5038 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5039 correct type for TBAA.
5041 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5043 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5044 (close_phi_written_to_memory): Call for_each_index with
5045 dr_indices_valid_in_loop.
5047 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5049 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5050 when it is initialized.
5052 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5054 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5055 call to graphite_find_data_references_in_stmt.
5056 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5057 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5058 call to graphite_find_data_references_in_stmt.
5059 (analyze_drs_in_stmts): Same.
5060 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5061 in which the scalar analysis of indices is performed.
5062 (create_data_ref): Same. Update call to dr_analyze_indices.
5063 (find_data_references_in_stmt): Update call to create_data_ref.
5064 (graphite_find_data_references_in_stmt): Same.
5065 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5067 (create_data_ref): Same.
5068 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5069 call to create_data_ref.
5071 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5073 * graphite-sese-to-poly.c (build_poly_scop): Move
5074 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5076 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5078 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5079 VAR_DECL, PARM_DECL, and RESULT_DECL.
5081 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5083 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5085 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5086 that have already been marked as PBB_IS_REDUCTION.
5088 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5090 * graphite-scop-detection.c (same_close_phi_node): New.
5091 (remove_duplicate_close_phi): New.
5092 (make_close_phi_nodes_unique): New.
5093 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5095 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5097 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5098 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5099 of both data references to be the same.
5101 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5103 * graphite-dependences.c (build_lexicographical_constraint): Remove
5105 (build_lexicographical_constraint): Adjust call to
5106 ppl_powerset_is_empty.
5107 (dependence_polyhedron): Same.
5108 (graphite_legal_transform_dr): Same.
5109 (graphite_carried_dependence_level_k): Same.
5110 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5112 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5114 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5116 * graphite-sese-to-poly.c
5117 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5118 (close_phi_written_to_memory): New.
5119 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5122 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5124 * doc/install.texi: Update the expected version number of PPL to 0.11.
5125 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5126 #if PPL_VERSION_MINOR < 11.
5128 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5130 * graphite-dependences.c: Include graphite-cloog-util.h.
5131 (new_poly_ddr): Inlined into dependence_polyhedron.
5132 (free_poly_ddr): Moved close by new_poly_ddr.
5133 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5134 Early return NULL when ppl_powerset_is_empty returns true.
5135 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5136 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5137 (graphite_legal_transform_dr): Call new_poly_ddr.
5138 (graphite_carried_dependence_level_k): Same.
5139 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5140 (dot_transformed_deps_stmt_1): Removed.
5141 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5142 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5143 (dot_deps_1): Call dot_deps_2.
5144 * Makefile.in (graphite-dependences.o): Add missing dependence on
5145 graphite-cloog-util.h.
5147 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5149 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5150 (build_lexicographical_constraint): Same.
5151 (dependence_polyhedron_1): Same.
5152 (graphite_legal_transform_dr): Same.
5153 (graphite_carried_dependence_level_k): Same.
5154 * graphite-ppl.c (ppl_powerset_is_empty): New.
5155 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5156 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5158 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5160 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5161 the "a followed by b" relation and document it.
5163 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5165 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5166 iteration when the bag of constraints is empty.
5168 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5170 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5172 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5174 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5175 nest and two loop depths as parameters.
5176 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5177 lst_perfect_nestify.
5179 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5181 * graphite-dependences.c (print_pddr): Call
5182 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5184 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5186 * graphite-ppl.c (debug_gmp_value): New.
5187 * graphite-ppl.h (debug_gmp_value): Declared.
5189 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5191 * doc/install.texi: Document availability of cloog-0.16.
5193 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5195 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5196 invalid postdominance info.
5198 2011-01-24 Jan Hubicka <jh@suse.cz>
5201 * doc/extend.texi (weak pragma): Drop claim that it must
5202 appear before definition.
5203 * varasm.c (merge_weak, declare_weak): Only sanity check
5204 that DECL is not output at a time it is declared weak.
5206 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5208 * machmode.def: Fixed comments.
5210 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5212 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5214 2011-01-24 Paul Koning <ni1d@arrl.net>
5216 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5219 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5222 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5223 (block_info): Add scanned and prev.
5224 (move_or_delete_vzeroupper_2): Return if the basic block
5225 has been scanned and the upper 128bit state is unchanged
5227 (move_or_delete_vzeroupper_1): Return true if the exit
5229 (move_or_delete_vzeroupper): Visit basic blocks using the
5230 work-list based algorithm based on vt_find_locations in
5233 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5235 2011-01-24 Nick Clifton <nickc@redhat.com>
5237 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5238 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5239 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5240 then define __v850e1__.
5241 * doc/invoke.texi: Document -mv850es.
5243 2011-01-24 Richard Henderson <rth@redhat.com>
5245 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5246 compound unordered comparisons.
5247 * config/rx/rx.c (rx_split_fp_compare): Remove.
5248 * config/rx/rx-protos.h: Update.
5249 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5250 (cbranchsf4): Don't call rx_split_fp_compare.
5251 (*cbranchsf4): Use rx_split_cbranch.
5252 (*cmpsf): Don't accept "i" constraint.
5253 (*conditional_branch): Only valid after reload.
5254 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5256 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5259 * config/rs6000/altivec.md (vector constant splitters): Add
5260 support for creating vector single precision constants if -mvsx is
5261 used and we would create the constant using Altivec primitives.
5263 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5264 Richard Sandiford <rdsandiford@googlemail.com>
5266 PR rtl-optimization/47166
5267 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5268 mechanism for PRE_MODIFY and POST_MODIFY.
5269 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5272 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5274 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5276 2011-01-22 Jan Hubicka <jh@suse.cz>
5279 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5281 2011-01-22 Jan Hubicka <jh@suse.cz>
5283 PR tree-optimization/43884
5285 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5286 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5288 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5290 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5291 * config/s390/s390.c (s390_register_move_cost,
5292 s390_memory_move_cost): New.
5293 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5295 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5298 * except.c (sjlj_assign_call_site_values): Move setting the
5299 crtl->uses_eh_lsda flag to ...
5300 (sjlj_mark_call_sites): ... here.
5301 (sjlj_emit_function_enter): Support NULL dispatch label.
5302 (sjlj_build_landing_pads): In a function with no landing pads
5303 that still has must-not-throw regions, generate code to register
5304 a personality function with empty LSDA.
5306 2011-01-21 Richard Henderson <rth@redhat.com>
5308 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5310 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5312 * compare-elim.c: New file.
5313 * Makefile.in (OBJS-common): Add it.
5314 (compare-elim.o): New.
5315 * common.opt (fcompare-elim): New.
5316 * opts.c (default_options_table): Add OPT_fcompare_elim.
5317 * tree-pass.h (pass_compare_elim_after_reload): New.
5318 * passes.c (init_optimization_passes): Add it.
5319 * recog.h: Protect against re-inclusion.
5320 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5321 * doc/invoke.texi (-fcompare-elim): Document it.
5322 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5323 * doc/tm.texi: Rebuild.
5325 2011-01-22 Nick Clifton <nickc@redhat.com>
5327 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5328 rx_split_fp_compare.
5330 2011-01-22 Nick Clifton <nickc@redhat.com>
5332 * config/rx/rx.md (UNSPEC_CONST): New.
5333 (deallocate_and_return): Wrap the amount popped off the stack in
5334 an UNSPEC_CONST in order to stop it being rejected by
5335 -mmax-constant-size.
5336 (pop_and_return): Add a "(return)" rtx.
5337 (call): Drop the immediate operand.
5338 (call_internal): Likewise.
5339 (call_value): Likewise.
5340 (call_value_internal): Likewise.
5341 (sibcall_internal): Likewise.
5342 (sibcall_value_internal): Likewise.
5343 (sibcall): Likewise. Generate an explicit call using
5345 (sibcall_value): Likewise.
5346 (mov<>): FAIL if a constant operand is not legitimate.
5347 (addsi3_unpsec): New pattern.
5349 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5350 (ok_for_max_constant): New function.
5351 (gen_safe_add): New function.
5352 (rx_expand_prologue): Use gen_safe_add.
5353 (rx_expand_epilogue): Likewise.
5354 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5357 2011-01-21 Jeff Law <law@redhat.com>
5359 PR tree-optimization/47053
5360 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5361 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5362 statements are deleted.
5363 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5364 is nonempty, then purge dead edges and cleanup the CFG.
5366 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5370 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5372 * tree-dfa.c (create_var_ann): Mark variable as used.
5374 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5377 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5378 notes from other section in hot/cold partitioning even if
5379 last_action is -3. Increment call_site_base.
5381 PR rtl-optimization/47366
5382 * fwprop.c (forward_propagate_into): Return bool. If
5383 any changes are made, -fnon-call-exceptions is used and
5384 REG_EH_REGION note is present, call purge_dead_edges
5385 and return true if it purged anything.
5386 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5387 any EH edges were purged.
5389 2011-01-21 Jeff Law <law@redhat.com>
5391 PR rtl-optimization/41619
5392 * caller-save.c (setup_save_areas): Break out code to determine
5393 which hard regs are live across calls by examining the reload chains
5394 so that it is always used.
5395 Eliminate code which checked REG_N_CALLS_CROSSED.
5397 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5399 PR tree-optimization/47355
5400 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5401 NOP has non-debug uses beyond PHIs in new_bb.
5403 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5406 * cfgexpand.c (account_used_vars_for_block): Only account vars
5407 that are annotated as used.
5408 (estimated_stack_frame_size): Don't set TREE_USED.
5409 * tree-dfa.c (create_var_ann): Mark variable as used.
5411 2011-01-21 Richard Guenther <rguenther@suse.de>
5414 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5416 2011-01-21 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/47365
5419 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5420 (vn_reference_lookup_pieces): Adjust.
5421 (vn_reference_lookup): Likewise.
5422 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5423 (vn_reference_lookup_3): Only look through kills if in
5424 VN_WALKREWRITE mode.
5425 (vn_reference_lookup_pieces): Adjust.
5426 (vn_reference_lookup): Likewise.
5427 (visit_reference_op_load): Likewise.
5428 (visit_reference_op_store): Likewise.
5429 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5430 (compute_avail): Likewise.
5431 (eliminate): Likewise.
5433 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5435 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5436 DECL_IGNORED_P non-reg vars if they are used.
5438 PR tree-optimization/47391
5439 * varpool.c (const_value_known_p): Return false if
5442 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5445 * config/i386/i386.c (ix86_local_alignment): Handle
5446 case for va_list_type_node is nil.
5447 (ix86_canonical_va_list_type): Likewise.
5449 2011-01-21 Alan Modra <amodra@gmail.com>
5451 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5452 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5454 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5456 * config/arm/arm.md (define_attr type): Rename f_load
5457 and f_store to f_fpa_load and f_fpa_store. Update.
5458 (write_conflict): Deal with rename fallout.
5459 (*push_fp_multi): Likewise.
5460 * config/arm/fpa.md (f_load): Use f_fpa_load.
5461 (f_store): Use f_fpa_store.
5462 (*movsf_fpa): Likewise.
5463 (*movdf_fpa): Likewise.
5464 (*movxf_fpa): Likewise.
5465 (*thumb2_movsf_fpa): Likewise.
5466 (*thumb2_movdf_fpa): Likewise.
5467 (*thumb2_movxf_fpa): Likewise.
5468 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5469 f_loadd and f_stored.
5470 (*thumb2_movdi_vfp): Likewise.
5471 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5472 (*thumb2_movsi_vfp): Likewise.
5473 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5474 Use f_loads instead of f_load.
5475 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5477 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5479 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5480 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5481 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5482 (xtensa_mode_dependent_address_p): New function.
5483 (constantpool_address_p): Make static. Change return type to bool.
5484 Change argument type to const_rtx. Use CONST_INT_P predicate.
5486 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5489 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5491 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5494 * cfgexpand.c (expand_debug_expr): Instead of generating
5495 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5498 2011-01-20 Richard Guenther <rguenther@suse.de>
5501 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5502 the pointer operand of MEM_REFs.
5504 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5506 PR tree-optimization/46130
5507 * ipa-split.c (consider_split): If return_bb contains non-virtual
5508 PHIs other than for retval or if split_function would not adjust it,
5511 2011-01-20 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/47167
5514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5515 Revert previous change, only avoid enumeral type changes.
5517 2011-01-19 Mike Stump <mikestump@comcast.net>
5519 * doc/tm.texi.in (BRANCH_COST): Englishify.
5520 * doc/tm.texi (BRANCH_COST): Likewise.
5522 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5525 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5526 (gen_scheduled_generic_parms_dies): New functions.
5527 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5528 generation for the end of CU compilation.
5529 (dwarf2out_finish): Generate template parameters DIEs here.
5531 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5534 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5535 debug bind stmt on merge edges.
5537 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5541 * function.c (instantiate_expr): Instantiate incoming rtl of
5542 implicit arguments, and recurse on VALUE_EXPRs.
5543 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5544 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5546 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5548 * c-parser.c (c_parser_for_statement): Initialize
5549 collection_expression.
5551 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5553 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5555 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5557 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5558 (LINK_SHLIB_SPEC): Don't use %(link_path).
5559 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5561 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5563 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5564 (NO_SHARED_LIB_SUPPORT): Remove.
5565 (LINK_SHLIB_SPEC): Remove one conditional definition.
5567 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5569 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5571 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5572 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5573 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5574 %{call_shared} and conditionals on these options not being passed.
5575 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5578 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5580 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5583 * ipa-split.c: Spelling fixes.
5585 2011-01-19 Richard Henderson <rth@redhat.com>
5587 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5588 (*mulsi3): Likewise.
5590 * longlong.h [__mn10300__] (count_leading_zeros): New.
5591 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5592 [__mn10300__] (add_ssaaaa, subddmmss): New.
5593 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5594 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5596 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5598 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5600 2011-01-19 Richard Henderson <rth@redhat.com>
5602 * config/mn10300/mn10300.md (addsi3_flags): New.
5603 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5604 (subsi3_flags, subc_internal, subdi3): New.
5605 (subdi3_internal, *subdi3_degenerate): New.
5606 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5608 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5609 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5610 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5611 * config/mn10300/mn10300-protos.h: Update.
5612 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5613 (return_ret): Likewise. Rename from return_internal_regs.
5614 (return_internal): Remove.
5616 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5617 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5618 (mn10300_legitimate_constant_p): Likewise.
5619 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5620 (mn10300_frame_size): New.
5621 (mn10300_expand_prologue): Use it.
5622 (mn10300_expand_epilogue): Likewise.
5623 (mn10300_initial_offset): Likewise.
5624 * config/mn10300/mn10300-protos.h: Update.
5625 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5626 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5627 (prologue, epilogue, return_internal): Tidy output code.
5628 (mn10300_store_multiple_operation, return): Likewise.
5629 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5630 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5631 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5632 (load_pic, am33_load_pic): New.
5633 (mn10300_load_pic0, mn10300_load_pic1): New.
5635 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5636 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5637 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5638 (cc_flags_for_mode, cc_flags_for_code): New.
5639 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5640 overflow flag is not valid. Validate that the flags we need
5641 for the comparison are valid.
5642 (mn10300_output_cmp): Remove.
5643 (mn10300_output_add): New.
5644 (mn10300_select_cc_mode): Use cc_flags_for_code.
5645 (mn10300_split_cbranch): New.
5646 (mn10300_match_ccmode): New.
5647 (mn10300_split_and_operand_count): New.
5648 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5650 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5651 (addsi3): ... here. Use mn10300_output_add.
5652 (*addsi3_flags): New.
5653 (*am33_subsi3, *mn10300_subsi3): Merge...
5654 (subsi3): ... here. Use attribute isa.
5655 (*subsi3_flags): New.
5656 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
5658 (*am33_andsi3, *mn10300_andsi3): Merge...
5660 (*andsi3_flags): New.
5661 (andsi3 splitters): New.
5662 (*am33_iorsi3, *mn10300_iorsi3): Merge...
5664 (*iorsi3_flags): New.
5665 (*am33_xorsi3, *mn10300_xorsi3): Merge...
5667 (*xorsi3_flags): New.
5668 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
5669 (one_cmplsi2): ... here.
5670 (*one_cmplsi2_flags): New.
5671 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
5672 instead of "dax" in constraints. Use mn10300_split_cbranch.
5673 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
5674 use matching constraints to eliminate a self-comparison.
5675 (*integer_conditional_branch): Rename from integer_conditional_branch.
5676 Use int_mode_flags to match CC_REG.
5677 (*cbranchsi4_btst, *btstsi): New.
5678 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
5679 mn10300_split_cbranch.
5680 (*am33_cmpsf): Rename from am33_cmpsf.
5681 (*float_conditional_branch): Rename from float_conditional_branch.
5682 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
5683 (zero_extendqisi2): ... here.
5684 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
5685 (zero_extendhisi2): ... here.
5686 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
5687 (extendqisi2): ... here.
5688 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
5689 (extendhisi2): ... here.
5690 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
5691 (ashlsi3): ... here.
5692 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
5693 (lshrsi3): ... here.
5694 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
5695 (ashrsi3): ... here.
5696 (consecutive add peephole): Remove.
5697 * config/mn10300/predicates.md (label_ref_operand): New.
5698 (int_mode_flags): New.
5699 (CCZN_comparison_operator): New.
5701 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
5702 (throughput_42_latency_43): New reservation.
5703 (mulsidi3, umulsidi3): New expanders.
5704 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
5705 the MDR register to allocation; separately allocate the low and
5706 high parts of the DImode result.
5707 (umulsidi3_internal): Similarly.
5708 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
5709 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
5710 (udivsi3, umodsi3): Remove.
5711 (udivmodsi4, divmodsi4): New expanders.
5712 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
5713 (*divmodsi4): Simiarly.
5714 (ext_internal): New.
5716 * config/mn10300/constraints.md ("z"): New constraint.
5717 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
5718 (FIXED_REGISTERS): Don't fix MDR.
5719 (CALL_USED_REGSITERS): Reformat nicely.
5720 (REG_ALLOC_ORDER): Add MDR.
5721 (enum regclass): Add MDR_REGS.
5722 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
5723 (IRA_COVER_CLASSES): Add MDR_REGS.
5724 (REGNO_REG_CLASS): Handle MDR_REG.
5725 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
5726 (mn10300_register_move_cost): Likewise.
5727 * config/mn10300/mn10300.md (MDR_REG): New.
5728 (*movsi_internal): Handle moves to/from MDR_REGS.
5730 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
5732 (mn10300_secondary_reload): Tidy combination reload classes.
5733 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
5734 addresses for AM33. Allow symbolic offsets for reg+imm.
5735 (mn10300_regno_in_class_p): New.
5736 (mn10300_legitimize_reload_address): New.
5737 * config/mn10300/mn10300.h (enum reg_class): Remove
5738 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
5739 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
5741 (REG_CLASS_NAMES): Update to match.
5742 (REG_CLASS_CONTENTS): Likewise.
5743 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
5744 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
5745 (REGNO_IN_RANGE_P): Remove.
5746 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
5747 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
5748 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
5749 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
5750 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
5751 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
5752 (REGNO_GENERAL_P): New.
5753 (HAVE_POST_MODIFY_DISP): New.
5754 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
5755 (LEGITIMIZE_RELOAD_ADDRESS): New.
5756 * config/mn10300/mn10300-protos.h: Update.
5758 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
5759 DATA_REGS for AM33 stack-pointer destination.
5760 (mn10300_preferred_output_reload_class): Likewise.
5761 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
5762 into a form appropriate for ...
5763 (TARGET_SECONDARY_RELOAD): New.
5764 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
5765 * config/mn10300/mn10300-protos.h: Update.
5766 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
5767 reload_insi; use the "A" constraint for the scratch; handle AM33
5768 moves of sp to non-address registers.
5770 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
5771 (*movqi_internal): ... here.
5772 (*am33_movhi, *mn10300_movhi): Merge into...
5773 (*movhi_internal): ... here.
5774 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
5775 as the source/destination of moves from/to SP.
5776 (movsf): Only allow for AM33-2.
5777 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
5778 any integer constant constraint. Only allow for AM33-2. Tidy
5779 all of the alternative outputs.
5780 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
5781 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
5783 (udivsi3, umodsi3): New patterns for MN103 only.
5785 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
5787 * doc/tm.texi.in: Spell out that a lack of register class unions
5789 * doc/tm.texi: Regenerate.
5791 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5793 PR rtl-optimization/47337
5794 * dce.c (check_argument_store): New function.
5795 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
5797 PR tree-optimization/47290
5798 * tree-eh.c (infinite_empty_loop_p): New function.
5799 (cleanup_empty_eh): Use it.
5801 2011-01-18 Steve Ellcey <sje@cup.hp.com>
5804 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
5805 (a64_expand_widen_sum): Ditto.
5806 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
5807 (vec_extract_evenodd_help): Ditto.
5808 (vec_extract_evenv4hi): Ditto.
5809 (vec_extract_oddv4hi): Ditto.
5810 (vec_extract_evenv2si): Ditto.
5811 (vec_extract_oddv2si): Ditto.
5812 (vec_extract_evenv2sf): Ditto.
5813 (vec_extract_oddv2sf): Ditto.
5814 (vec_pack_trunc_v4hi: Ditto.
5815 (vec_pack_trunc_v2si): Ditto.
5816 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
5817 (vec_interleave_highv8qi): Ditto.
5819 (vec_extract_oddv8qi): Ditto.
5820 (vec_interleave_lowv4hi): Ditto.
5821 (vec_interleave_highv4hi): Ditto.
5822 (vec_interleave_lowv2si): Ditto.
5823 (vec_interleave_highv2si): Ditto.
5825 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5827 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
5828 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
5829 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
5830 (pa_c_mode_for_suffix): New.
5831 (TARGET_EXPAND_BUILTIN): Define.
5832 (TARGET_C_MODE_FOR_SUFFIX): Define.
5833 (pa_builtins): Define.
5834 (pa_init_builtins): Register __float128 type and init new support
5836 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
5837 * config/pa/quadlib.c (_U_Qfcopysign): New.
5839 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
5842 * explow.c (allocate_dynamic_stack_space): Do not assume more than
5843 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
5846 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5848 PR tree-optimization/47179
5849 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
5850 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
5852 2011-01-18 Richard Guenther <rguenther@suse.de>
5854 PR rtl-optimization/47216
5855 * emit-rtl.c: Include tree-flow.h.
5856 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
5857 of replicating it with different semantics.
5858 * Makefile.in (emit-rtl.o): Adjust.
5860 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5862 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
5863 (cortex_a9_dp): Handle neon types correctly.
5865 2011-01-18 Jakub Jelinek <jakub@redhat.com>
5867 PR rtl-optimization/47299
5868 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
5869 subtarget. Use normal multiplication if both operands are constants.
5870 * expmed.c (expand_widening_mult): Don't try to optimize constant
5871 multiplication if op0 has VOIDmode. Convert op1 constant to mode
5874 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5876 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
5877 spacing after 'e.g.', typos, comma, hyphenation.
5879 2011-01-17 Richard Henderson <rth@redhat.com>
5881 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
5882 (rx_restricted_mem_operand): New.
5883 (rx_shift_operand): Use register_operand.
5884 (rx_source_operand, rx_compare_operand): Likewise.
5885 * config/rx/rx.md (addsi3_flags): New expander.
5886 (adddi3): Rewrite as expander.
5887 (adc_internal, *adc_flags, adddi3_internal): New patterns.
5888 (subsi3_flags): New expander.
5889 (subdi3): Rewrite as expander.
5890 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
5892 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
5893 (rx_init_builtins): Remove sat builtin.
5894 (rx_expand_builtin): Likewise.
5895 * config/rx/rx.md (ssaddsi3): New.
5896 (*sat): Rename from sat. Represent the CC_REG input.
5898 * config/rx/predicates.md (rshift_operator): New.
5899 * config/rx/rx.c (rx_expand_insv): Remove.
5900 * config/rx/rx-protos.h: Update.
5901 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
5902 operand to the canonical position.
5903 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
5904 (*bitclr, *bitclr_in_memory): Similarly.
5905 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
5906 (insv): Retain the zero_extract in the expansion.
5908 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
5909 (bswaphi2, bitinvert, revw): Likewise.
5911 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
5912 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5913 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
5914 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
5915 (bitset, bitset_in_memory): Likewise.
5916 (bitinvert, bitinvert_in_memory): Likewise.
5917 (bitclr, bitclr_in_memory): Likewise.
5918 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
5919 (rx_strend, rx_cmpstrn): Likewise.
5920 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
5921 (bitop peep2 patterns): Remove.
5923 * config/rx/rx.c (rx_match_ccmode): New.
5924 * config/rx/rx-protos.h: Update.
5925 * config/rx/rx.md (abssi2): Clobber, don't set flags.
5926 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
5927 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
5928 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
5929 (fix_truncsfsi2, floatsisf2): Likewise.
5930 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
5931 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
5932 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
5933 (*subsi3_flags, *xorsi3_flags): New.
5935 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
5937 * config/rx/rx.c (rx_print_operand): Remove workaround for
5938 unsplit comparison operations.
5940 * config/rx/rx.md (movsicc): Split after reload.
5941 (*movsicc): Merge *movsieq and *movsine via match_operator.
5942 (*stcc): New pattern.
5944 * config/rx/rx.c (rx_float_compare_mode): Remove.
5945 * config/rx/rx.h (rx_float_compare_mode): Remove.
5946 * config/rx/rx.md (cstoresi4): Split after reload.
5947 (*sccc): New pattern.
5949 * config/rx/predicates.md (label_ref_operand): New.
5950 (rx_z_comparison_operator): New.
5951 (rx_zs_comparison_operator): New.
5952 (rx_fp_comparison_operator): New.
5953 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
5954 Validate that the flags are set properly for the comparison.
5955 (rx_gen_cond_branch_template): Remove.
5956 (rx_cc_modes_compatible): Remove.
5957 (mode_from_flags): New.
5958 (flags_from_code): Rename from flags_needed_for_conditional.
5959 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
5960 (rx_select_cc_mode): Likewise.
5961 (rx_split_fp_compare): New.
5962 (rx_split_cbranch): New.
5963 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
5964 (*cbranchsi4): Use match_operator and rx_split_cbranch.
5965 (*cbranchsf4): Similarly.
5966 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
5967 match_operator and rx_split_cbranch.
5968 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
5969 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
5970 (*cmpsi): Rename from cmpsi.
5971 (*tstsi): Rename from tstsi.
5972 (*cmpsf): Rename from cmpsf; use CC_Fmode.
5973 (*conditional_branch): Rename from conditional_branch.
5974 (*reveresed_conditional_branch): Remove.
5975 (b<code>): Remove expander.
5976 * config/rx/rx-protos.h: Update.
5978 * config/rx/rx.c (rx_compare_redundant): Remove.
5979 * config/rx/rx.md (cmpsi): Don't use it.
5980 * config/rx/rx-protos.h: Update.
5982 * config/rx/rx-modes.def (CC_F): New mode.
5983 * config/rx/rx.c (rx_select_cc_mode): New.
5984 * config/rx/rx.h (SELECT_CC_MODE): Use it.
5985 * config/rx/rx-protos.h: Update.
5987 2011-01-17 Richard Henderson <rth@redhat.com>
5989 * except.c (dump_eh_tree): Fix stray ; after for statement.
5991 2011-01-17 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/47313
5994 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
5995 handling before copying the body. Properly deal with
5996 by-reference result in SSA form.
5998 2011-01-17 Ian Lance Taylor <iant@google.com>
6001 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6002 (struct_value_alias_set): Don't define.
6003 (sparc_option_override): Don't set sparc_sr_alias_set and
6004 struct_value_alias_set.
6005 (save_or_restore_regs): Use gen_frame_mem rather than calling
6007 (sparc_struct_value_rtx): Likewise.
6009 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6012 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6014 (_mm_maskstore_pd): Likewise.
6015 (_mm_maskload_ps): Likewise.
6016 (_mm_maskstore_ps): Likewise.
6017 (_mm256_maskload_pd): Change mask to __m256i.
6018 (_mm256_maskstore_pd): Likewise.
6019 (_mm256_maskload_ps): Likewise.
6020 (_mm256_maskstore_ps): Likewise.
6022 * config/i386/i386-builtin-types.def: Updated.
6023 (ix86_expand_special_args_builtin): Likewise.
6025 * config/i386/i386.c (bdesc_special_args): Update
6026 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6027 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6028 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6029 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6031 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6032 Use <avxpermvecmode> on mask register.
6033 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6035 2011-01-17 Olivier Hainque <hainque@adacore.com>
6036 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6037 Eric Botcazou <ebotcazou@adacore.com>
6040 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6041 if <= USHRT_MAX in 32-bit mode.
6043 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6045 * doc/install.texi (Configuration, Specific): Wrap long
6046 lines in examples. Allow line wrapping in long options
6047 and URLs where beneficial for PDF output.
6049 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6051 * config/mips/mips.c (mips_classify_symbol): Don't return
6052 SYMBOL_PC_RELATIVE for nonlocal labels.
6054 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6056 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6058 2011-01-15 Jan Hubicka <jh@suse.cz>
6060 PR tree-optimization/47276
6061 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6062 declarations as needed.
6064 2011-01-15 Martin Jambor <mjambor@suse.cz>
6066 * common.opt (fdevirtualize): New flag.
6067 * doc/invoke.texi (Option Summary): Document it.
6068 * opts.c (default_options_table): Add devirtualize flag.
6069 * ipa-prop.c (detect_type_change): Return immediately if
6070 devirtualize flag is not set.
6071 (detect_type_change_ssa): Likewise.
6072 (compute_known_type_jump_func): Likewise.
6073 (ipa_analyze_virtual_call_uses): Likewise.
6075 2011-01-14 Martin Jambor <mjambor@suse.cz>
6077 PR tree-optimization/45934
6078 PR tree-optimization/46302
6079 * ipa-prop.c (type_change_info): New type.
6080 (stmt_may_be_vtbl_ptr_store): New function.
6081 (check_stmt_for_type_change): Likewise.
6082 (detect_type_change): Likewise.
6083 (detect_type_change_ssa): Likewise.
6084 (compute_complex_assign_jump_func): Check for dynamic type change.
6085 (compute_complex_ancestor_jump_func): Likewise.
6086 (compute_known_type_jump_func): Likewise.
6087 (compute_scalar_jump_functions): Likewise.
6088 (ipa_analyze_virtual_call_uses): Likewise.
6089 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6091 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6093 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6094 * config/i386/i386.opt (msse5): New Alias.
6096 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6098 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6099 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6100 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6101 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6103 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6105 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6107 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6108 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6109 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6110 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6112 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6114 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6116 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6118 2011-01-14 Mike Stump <mikestump@comcast.net>
6120 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6121 * config/fr30/fr30.md: Likweise
6122 (movsi_push): Likewise.
6123 (movsi_pop): Likewise.
6124 (enter_func): Likewise.
6125 * config/moxie/moxie.md (movsi_push): Likewise.
6126 (movsi_pop): Likewise.
6128 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6130 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6131 %{no_archive} %{exact_version}.
6132 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6133 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6134 %{no_archive} %{exact_version}.
6135 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6136 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6137 * config/mips/vxworks.h: Likewise.
6139 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6141 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6143 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6145 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6146 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6148 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6150 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6153 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6155 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6157 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6158 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6160 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6161 Don't handle -shlib.
6163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6165 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6166 (CC1_SPEC): Don't handle -profile.
6168 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6170 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6171 * config/mips/mips.h (CC1_SPEC): Likewise.
6173 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6175 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6176 * config/mips/mips.h (CC1_SPEC): Likewise.
6178 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6180 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6181 * config/m32r/linux.h (LINK_SPEC): Likewise.
6182 * config/mips/linux.h (LINK_SPEC): Likewise.
6183 * config/mips/linux64.h (LINK_SPEC): Likewise.
6184 * config/sparc/linux.h (LINK_SPEC): Likewise.
6185 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6186 LINK_SPEC): Likewise.
6187 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6189 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6191 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6193 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6195 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6197 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6198 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6200 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6202 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6204 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6206 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6207 supports -Bstatic/-Bdynamic.
6208 * configure: Regenerate.
6210 2011-01-14 Jan Hubicka <jh@suse.cz>
6211 Jack Howarth <howarth@bromo.med.uc.edu>
6214 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6215 when checking debug_info_level. Test write_symbols instead of
6216 debug_hooks->var_location when setting flag_var_tracking_uninit.
6218 2011-01-14 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/47179
6221 * target.def (ref_may_alias_errno): New target hook.
6222 * targhooks.h (default_ref_may_alias_errno): Declare.
6223 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6224 (default_ref_may_alias_errno): New function.
6225 * target.h (struct ao_ref_s): Declare.
6226 * tree-ssa-alias.c: Include target.h.
6227 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6228 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6229 (targhooks.o): Likewise.
6230 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6231 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6233 2011-01-14 Richard Guenther <rguenther@suse.de>
6235 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6237 2011-01-14 Richard Guenther <rguenther@suse.de>
6239 PR tree-optimization/47280
6240 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6242 (tree_ssa_forward_propagate_single_use_vars): Deal with
6243 CFG changes from associate_plusminus.
6245 2011-01-14 Richard Guenther <rguenther@suse.de>
6249 2011-01-11 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/46076
6252 * tree-ssa.c (useless_type_conversion_p): Conversions from
6253 unprototyped to empty argument list function types are useless.
6255 2011-01-14 Richard Guenther <rguenther@suse.de>
6257 PR tree-optimization/47286
6258 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6260 2011-01-14 Martin Jambor <mjambor@suse.cz>
6263 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6265 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6267 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6268 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6269 * config/xtensa/xtensa.c (xtensa_libcall_value,
6270 xtensa_function_value_regno_p): New functions.
6271 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6273 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6276 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6278 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6279 New function prototype.
6280 * config/i386/winnt.c (i386_pe_assemble_visibility):
6281 Warn only if attribute was specified by user.
6283 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6286 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6288 (floatunsdidf2_fcfidu): Ditto.
6290 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6292 * config/s390/s390.c (print_operand_address): Replace 'error' with
6293 'output_operand_lossage'.
6294 (print_operand): Likewise.
6296 2011-01-13 Jeff Law <law@redhat.com>
6298 PR rtl-optimization/39077
6299 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6300 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6301 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6302 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6303 * gcse.c (prune_insertions_deletions): New function.
6304 (compute_pre_data): Use it.
6306 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6309 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6311 (prune_unused_types_mark): Use it.
6313 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6315 PR rtl-optimization/45352
6316 * sel-sched.c: Update copyright years.
6317 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6318 in the advancing loop when we have issued issue_rate insns.
6320 2011-01-12 Richard Henderson <rth@redhat.com>
6322 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6323 (TARGET_MD_ASM_CLOBBERS): New.
6325 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6326 (TARGET_DELEGITIMIZE_ADDRESS): New.
6328 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6329 (clzsi2, *bsch): New patterns.
6331 * config/mn10300/mn10300.md (INT): New mode iterator.
6332 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6334 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6335 flag_split_wide_types.
6337 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6338 (mn10300_trampoline_init): Rewrite without a template, an immediate
6339 load and a direct branch.
6340 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6342 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6344 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6345 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6346 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6347 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6349 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6352 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6355 2011-01-12 Jan Hubicka <jh@suse.cz>
6358 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6359 (PLUGIN_COND_CLOSE): New macro.
6360 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6362 2011-01-12 Richard Guenther <rguenther@suse.de>
6365 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6366 register variables in a MEM_REF.
6368 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6370 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6371 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6372 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6373 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6374 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6375 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6376 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6377 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6378 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6379 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6380 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6381 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6382 * config/gnu-user.h: New. Copied from linux.h.
6383 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6384 GNU_USER_TARGET_STARTFILE_SPEC.
6385 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6386 GNU_USER_TARGET_ENDFILE_SPEC.
6387 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6388 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6389 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6390 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6391 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6392 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6393 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6394 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6395 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6396 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6397 * config/arm/linux-eabi.h (CC1_SPEC): Use
6398 GNU_USER_TARGET_CC1_SPEC.
6399 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6400 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6401 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6402 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6403 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6404 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6405 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6406 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6408 2011-01-12 Richard Guenther <rguenther@suse.de>
6411 * doc/invoke.texi (ffast-math): Document it is turned on
6414 2011-01-12 Jan Hubicka <jh@suse.cz>
6416 PR tree-optimization/47233
6417 * opts.c (common_handle_option): Disable ipa-reference with profile
6420 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6422 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6425 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6427 * c-parser.c (c_lex_one_token): Updated and reindented some
6428 comments. No changes in code.
6430 2011-01-11 Ian Lance Taylor <iant@google.com>
6432 * godump.c (go_output_var): Don't output the variable if there is
6433 already a type with the same name.
6435 2011-01-11 Ian Lance Taylor <iant@google.com>
6437 * godump.c (go_format_type): Don't generate float80.
6439 2011-01-11 Richard Henderson <rth@redhat.com>
6441 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6442 declaration. Rewrite for both speed and size.
6443 (mn10300_address_cost_1): Remove.
6444 (mn10300_register_move_cost): New.
6445 (mn10300_memory_move_cost): New.
6446 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6447 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6448 extensions, shifts, BSWAP, CLZ.
6449 (mn10300_wide_const_load_uses_clr): Remove.
6450 (TARGET_REGISTER_MOVE_COST): New.
6451 (TARGET_MEMORY_MOVE_COST): New.
6452 * config/mn10300/mn10300-protos.h: Update.
6453 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6455 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6456 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6457 * config/mn10300/mn10300-protos.h: Update.
6458 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6459 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6460 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6461 (*test_int_bitfield, *test_byte_bitfield): Remove.
6462 (*bit_test, *subreg_bit_test): Remove.
6463 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6465 * config/mn10300/constraints.md ("c"): Rename from "A".
6466 ("A", "D"): New constraint letters.
6467 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6468 (fmssf4, fnmasf4, fnmssf4): Likewise.
6470 * config/mn10300/mn10300.md (isa): New attribute.
6471 (enabled): New attribute.
6473 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6474 (abssf2, negsf2): Define only for hardware fp.
6475 (sqrtsf2): Reformat.
6476 (addsf3, subsf3, mulsf3): Merge expander and insn.
6478 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6479 (DEBUGGER_AUTO_OFFSET): Remove.
6480 (DEBUGGER_ARG_OFFSET): Remove.
6482 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6483 Emit register stores with the same offsets as the hardware.
6484 (mn10300_store_multiple_operation): Don't check that the register
6485 save offsets are monotonic.
6486 * config/mn10300/mn10300-protos.h: Update.
6488 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6490 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6491 in terms of the value on the stack, not the MDR register.
6493 2011-01-11 Jan Hubicka <jh@suse.cz>
6497 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6498 (symbol_alias_set_destroy, symbol_alias_set_contains,
6499 propagate_aliases_backward): Declare.
6500 * lto-streamer-out.c (struct sets): New sturcture.
6501 (trivally_defined_alias): New function.
6502 (output_alias_pair_p): Rewrite.
6503 (output_unreferenced_globals): Fix output of alias pairs.
6504 (produce_symtab): Likewise.
6505 * ipa.c (function_and_variable_visibility): Set weak alias destination
6507 * varasm.c (symbol_alias_set_t): Remove.
6508 (symbol_alias_set_destroy): Export.
6509 (propagate_aliases_forward, propagate_aliases_backward): New functions
6511 (compute_visible_aliases): ... this one; remove.
6512 (trivially_visible_alias): New
6513 (trivially_defined_alias): New.
6514 (remove_unreachable_alias_pairs): Rewrite.
6515 (finish_aliases_1): Reorganize code checking if alias is defined.
6516 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6519 2011-01-11 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/46076
6522 * tree-ssa.c (useless_type_conversion_p): Conversions from
6523 unprototyped to empty argument list function types are useless.
6525 2011-01-11 Richard Guenther <rguenther@suse.de>
6528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6529 volatile MEMs as MEM_READONLY_P.
6531 2011-01-11 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/47239
6534 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6536 2011-01-11 Jeff Law <law@redhat.com>
6538 PR tree-optimization/47086
6539 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6540 IVs from statements that might throw.
6542 2011-01-10 Jan Hubicka <jh@suse.cz>
6545 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6547 2011-01-10 Jan Hubicka <jh@suse.cz>
6550 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6551 when correcting profile.
6553 2011-01-10 Jan Hubicka <jh@suse.cz>
6556 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6558 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6559 Restore DECL_FINI_PRIORITY.
6561 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6563 * doc/gimple.texi: Fix quoting of multi-word return values in
6564 @deftypefn statements. Ensure presence of return value. Wrap
6565 overlong @deftypefn lines.
6566 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6567 descriptions of removed functions.
6568 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6569 of multi-word return value in @deftypefn statement.
6571 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6573 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6574 (Conditional Expressions, Logical Operators)
6575 (Statement and operand traversals): Do not indent smallexample
6576 code. Fix duplicate function argument in example.
6578 2011-01-10 Jeff Law <law@redhat.com>
6580 PR tree-optimization/47141
6581 * ipa-split.c (split_function): Handle case where we are
6582 returning a value and the return block has a virtual operand phi.
6584 2011-01-10 Jan Hubicka <jh@suse.cz>
6586 PR tree-optimization/47234
6587 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6588 (pass_feedback_split_functions): Declare.
6589 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6591 * ipa-split.c (gate_split_functions): Update comments; disable
6592 split-functions for profile_arc_flag and branch_probabilities.
6593 (gate_feedback_split_functions): New function.
6594 (execute_feedback_split_functions): New function.
6595 (pass_feedback_split_functions): New global var.
6597 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6600 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6601 calling gimple_call_set_cannot_inline.
6603 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6605 * config/darwin-sections.def: Remove unused section.
6607 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6610 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6612 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6615 * c-parser.c (c_parser_declaration_or_fndef): Improved
6618 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6620 * config/i386/winnt.c (i386_pe_start_function): Make sure
6621 to switch back to function's section.
6623 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6627 * plugin.c: Move include of dlfcn.h from here...
6628 * system.h: ... to here.
6630 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6632 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6634 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6635 two extra empty pages in PDF output.
6637 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6640 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6641 for error recovery purposes behave as if it was not specified so
6642 that the default type is usd.
6644 2011-01-07 Jan Hubicka <jh@suse.cz>
6646 PR tree-optmization/46469
6647 * ipa.c (function_and_variable_visibility): Clear needed flags on
6648 nodes with external decls; handle weakrefs merging correctly.
6650 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6652 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6655 2011-01-07 Jan Hubicka <jh@suse.cz>
6657 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
6658 and no longer claim that gold is required for linker plugin.
6659 * configure: Regenerate.
6660 * gcc.c (PLUGIN_COND): New macro.
6661 (LINK_COMMAND_SPEC): Use it.
6662 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
6663 * config.in (HAVE_LTO_PLUGIN): New.
6664 * configure.ac (--with-lto-plugin): New parameter; autodetect
6667 2011-01-07 Jan Hubicka <jh@suse.cz>
6669 PR tree-optimization/46367
6670 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
6671 when we can update original.
6672 (cgraph_mark_inline_edge): Sanity check.
6673 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
6675 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6677 * config/spu/spu.h (ASM_COMMENT_START): Define.
6679 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
6683 (SWITCH_KEEP_FOR_GCC): Likewise.
6684 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
6685 (do_spec_1): Handle "%>".
6687 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
6689 2011-01-07 Jakub Jelinek <jakub@redhat.com>
6692 * config/i386/i386.c (ix86_delegitimize_address): If
6693 simplify_gen_subreg fails, return orig_x.
6696 * value-prof.c (gimple_stringop_fixed_value): Handle
6697 lhs of the call properly.
6699 2011-01-07 Jan Hubicka <jh@suse.cz>
6702 * lto-opt.c (lto_reissue_options): Set flag_shlib.
6704 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6706 * target.def (function_switched_text_sections): New hook.
6707 * doc/tm.texi: Regenerated.
6708 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6709 * final.c (default_function_switched_text_sections): New.
6710 (final_scan_insn): Call function_switched_text_sections when a
6711 mid-function section change occurs.
6712 * output.h (default_function_switched_text_sections): Declare.
6713 * config/darwin-protos.h (darwin_function_switched_text_sections):
6715 * config/darwin.c (darwin_function_switched_text_sections): New.
6716 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6718 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6720 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
6721 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
6722 the secondary code fragment when outputting for DWARF == 2.
6724 2011-01-07 Anatoly Sokolov <aesok@post.ru>
6726 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6727 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
6729 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
6730 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6732 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
6735 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
6736 when it is not empty.
6738 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
6741 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
6742 (case ${target}): Add btver1.
6743 * config/i386/driver-i386.c (host_detect_local_cpu): Let
6744 -march=native recognize btver1 processors.
6745 * config/i386/i386-c.c (ix86_target_macros_internal): Add
6746 btver1 def_and_undef
6747 * config/i386/i386.c (struct processor_costs btver1_cost): New
6749 (m_BTVER1): New definition.
6750 (m_AMD_MULTIPLE): Includes m_BTVER1.
6751 (initial_ix86_tune_features): Add btver1 tune.
6752 (processor_target_table): Add btver1 entry.
6753 (static const char *const cpu_names): Add btver1 entry.
6754 (software_prefetching_beneficial_p): Add btver1.
6755 (ix86_option_override_internal): Add btver1 instruction sets.
6756 (ix86_issue_rate): Add btver1.
6757 (ix86_adjust_cost): Add btver1.
6758 * config/i386/i386.h (TARGET_BTVER1): New definition.
6759 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
6760 (enum processor_type): Add PROCESSOR_BTVER1.
6761 * config/i386/i386.md (define_attr "cpu"): Add btver1.
6763 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6766 * config/i386/i386.c (legitimize_tls_address)
6767 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
6768 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
6769 (tls_initial_exec_64_sun): New pattern.
6771 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6773 * doc/invoke.texi (Overall Options): Improve wording and markup
6774 of the description of -wrapper.
6776 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6778 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
6779 rdynamic, threads): New Driver options.
6781 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6784 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
6785 if coming from .tdata.
6786 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6788 2011-01-06 Jan Hubicka <jh@suse.cz>
6791 * collect2.c (main): Do not enable LTOmode when plugin is active.
6793 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6796 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
6797 --version output if supported.
6798 * configure: Regenerate.
6800 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6802 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
6805 2011-01-06 Jakub Jelinek <jakub@redhat.com>
6808 * c-convert.c (convert): When converting a complex expression
6809 other than COMPLEX_EXPR to a different complex type, ensure
6810 c_save_expr is called instead of save_expr, unless in_late_binary_op.
6811 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
6812 when converting COMPLEX_TYPE.
6814 2011-01-06 Ira Rosen <irar@il.ibm.com>
6816 PR tree-optimization/47139
6817 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
6818 only the last reduction value is used outside the loop. Update
6821 2011-01-05 Joseph Myers <joseph@codesourcery.com>
6823 * config/rtems.opt: New.
6824 * config.gcc (*-*-rtems*): Use rtems.opt.
6826 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
6828 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
6829 processors do not support 3DNow instructions.
6831 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6833 * config/spu/spu.c (spu_option_override): Set parameter
6834 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
6836 2011-01-05 Jan Hubicka <jh@suse.cz>
6838 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
6839 at the command line.
6841 2011-01-05 Martin Jambor <mjambor@suse.cz>
6844 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
6845 deltas on streamed outgoing edges.
6846 (output_node_opt_summary): Output info for outgoing edges only when
6847 the node is in new parameter set.
6848 (output_cgraph_opt_summary): New parameter set, passed to the two
6849 aforementioned functions. Update its forward declaration and its
6852 2011-01-05 Tom Tromey <tromey@redhat.com>
6854 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
6855 operator to c_finish_omp_atomic.
6856 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
6857 (build_unary_op): Update.
6858 (build_modify_expr): Update.
6859 (build_asm_expr): Update.
6861 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6863 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
6864 newly inserted insns.
6866 (spu_emit_branch_hint): Likewise.
6867 (insert_hbrp_for_ilb_runout): Likewise.
6868 (spu_machine_dependent_reorg): Call df_finish_pass after
6869 schedule_insns returns.
6871 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6873 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
6875 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
6877 PR tree-optimization/47005
6878 * tree-sra.c (struct access): Add 'non_addressable' bit.
6879 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
6880 (decide_one_param_reduction): Return 0 if the parameter is passed by
6881 reference and one of the accesses in the group is non_addressable.
6883 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
6885 PR tree-optimization/47056
6886 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
6887 (mark_load): Likewise. Handle FUNCTION_DECL specially.
6888 (mark_store): Likewise. Pass STMT to ipa_record_reference.
6890 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
6892 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
6893 initializer. Skip view conversions from aggregate types.
6895 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
6898 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
6900 2011-01-04 Philipp Thomas <pth@suse.de>
6902 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
6905 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6907 * function.c (thread_prologue_and_epilogue_insns): Do not crash
6908 on empty epilogue sequences.
6910 2011-01-04 Joseph Myers <joseph@codesourcery.com>
6912 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
6913 non-static): New Driver options.
6915 2011-01-04 Jie Zhang <jie@codesourcery.com>
6918 * gcc.c (default_compilers[]): Set combinable field to 0
6919 for all assembly languages.
6921 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
6923 * config/mips/loongson3a.md: New file.
6924 * config/mips/mips.md: Include loongson3a.md.
6925 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
6928 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
6931 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
6932 instead of convert_memory_address_addr_space on the base expression.
6934 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6936 * config/spu/spu.c (spu_option_override): Update error text
6937 for bad -march= / -mtune= values.
6939 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6941 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
6942 if branch-hint optimization will be performed.
6944 2011-01-03 Jakub Jelinek <jakub@redhat.com>
6946 PR tree-optimization/47148
6947 * ipa-split.c (split_function): Convert arguments to
6948 DECL_ARG_TYPE if possible.
6950 PR tree-optimization/47155
6951 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
6954 PR rtl-optimization/47157
6955 * combine.c (try_combine): If undobuf.other_insn becomes
6956 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
6957 and set *new_direct_jump_p too.
6959 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
6961 PR tree-optimization/47021
6962 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
6964 2011-01-03 Jakub Jelinek <jakub@redhat.com>
6966 * gcc.c (process_command): Update copyright notice dates.
6967 * gcov.c (print_version): Likewise.
6968 * gcov-dump.c (print_version): Likewise.
6969 * mips-tfile.c (main): Likewise.
6970 * mips-tdump.c (main): Likewise.
6972 2011-01-03 Martin Jambor <mjambor@suse.cz>
6974 PR tree-optimization/46801
6975 * tree-sra.c (type_internals_preclude_sra_p): Check whether
6976 aggregate fields start at byte boundary instead of the bit-field flag.
6978 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
6981 * gcc.c (main): Revert revision 168407.
6983 2011-01-03 Martin Jambor <mjambor@suse.cz>
6985 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
6987 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6989 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
6990 vector optab to expand vector/scalar shift, update gimple to vector.
6992 2011-01-03 Martin Jambor <mjambor@suse.cz>
6994 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
6997 2011-01-03 Martin Jambor <mjambor@suse.cz>
6999 PR tree-optimization/46984
7000 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7002 (cgraph_create_indirect_edge): Fixed line length.
7003 (cgraph_indirect_call_info): Declare.
7004 (cgraph_make_edge_direct) Update declaration.
7005 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7006 (cgraph_create_indirect_edge): Use it.
7007 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7009 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7010 the new thunk_delta representation.
7011 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7013 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7014 (ipa_read_indirect_edge_info): Likewise.
7015 * lto-cgraph.c (output_edge_opt_summary): New function.
7016 (output_node_opt_summary): Call it on all outgoing edges.
7017 (input_edge_opt_summary): New function.
7018 (input_node_opt_summary): Call it on all outgoing edges.
7020 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7023 * gcc.c (main): Don't check have_o when settting combine_inputs.
7025 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7027 * regrename.c: Add general comment describing the pass.
7028 (struct du_head): Remove 'length' field.
7029 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7030 (regrename_optimize): Do not sort chains. Rework comments, add others.
7031 Force renaming to the preferred class (if any) in the first pass and do
7032 not consider registers that belong to it in the second pass.
7033 (create_new_chain): Do not set 'length' field.
7034 (scan_rtx_reg): Likewise.
7036 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7038 PR tree-optimization/47140
7039 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7040 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7043 PR rtl-optimization/47028
7044 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7045 parm_birth_insn instead of at the beginning of first bb.
7047 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7049 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7050 Remove the word "see" before "@pxref".
7051 * doc/rtl.texi: Remove the word "see" before "@pxref".
7053 2011-01-01 Jan Hubicka <jh@suse.cz>
7055 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7058 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7061 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7064 Copyright (C) 2011 Free Software Foundation, Inc.
7066 Copying and distribution of this file, with or without modification,
7067 are permitted in any medium without royalty provided the copyright
7068 notice and this notice are preserved.