1 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
4 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
5 (movsf_insn_no_fpu): Likewise.
6 (movdf_insn_sp32): Likewise.
7 (movdf_insn_sp32_no_fpu): Likewise.
8 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
9 (movdf_insn_sp32_v9_no_fpu): Likewise.
10 (movdf_insn_sp64): Likewise.
11 (movdf_insn_sp64_no_fpu): Likewise.
12 (movtf_insn_sp32): Likewise.
13 (movtf_insn_sp32_no_fpu): Likewise.
14 (movtf_insn_sp64): Likewise.
15 (movtf_insn_sp64_hq): Likewise.
16 (movtf_insn_sp64_no_fpu): Likewise.
18 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
20 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
21 NULL for a jump that is a cc0 insn, pick the previous insn for
24 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
26 * config/i386/i386.md (splitters for int-float conversion): Use
27 SUBREG_REG on SUBREGs in splitter constraints.
29 2011-11-01 Julian Brown <julian@codesourcery.com>
31 PR rtl-optimization/47918
32 * reload1.c (set_initial_label_offsets): Use initial offsets
33 for labels on the nonlocal_goto_handler_labels chain.
35 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
39 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
40 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
42 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
45 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
46 constraints. Change alternative 1 to "x,m,1".
48 2011-10-26 Jakub Jelinek <jakub@redhat.com>
50 * BASE-VER: Set to 4.6.3.
51 * DEV-PHASE: Set to prerelease.
53 2011-10-26 Release Manager
57 2011-10-25 Kai Tietz <ktietz@redhat.com>
59 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
60 Use for 32-bit frame-pointer, if setjmp is used.
62 2011-10-24 Jakub Jelinek <jakub@redhat.com>
65 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
66 -gdwarf-4 or not -gstrict-dwarf.
68 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
71 Backport from mainline r180385
72 * doc/extend.texi (Declaring Attributes of Functions):
73 Document OS_main and OS_task attributes.
74 (Specifying Attributes of Variables): Move up
75 subsection "AVR Variable Attributes" as of alphabetical order.
77 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
80 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
81 handling and indirect jump/calls on devices > 128k.
83 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
89 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
92 Backport from Mainline r180299.
93 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
94 (__tablejump__): Consistently use EIND for indirect jump/call.
95 (__tablejump_elpm__): Ditto.
97 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
100 Backport from mainline.
101 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
103 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
106 2011-10-19 Jakub Jelinek <jakub@redhat.com>
108 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
109 second argument instead of mode.
112 Backport from mainline
113 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
117 * tree-sra.c (build_ref_for_model): Use the type of the field as
118 the type of the COMPONENT_REF.
120 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
121 Eric Botcazou <ebotcazou@adacore.com>
124 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
125 fs->signal_frame to 1.
127 2011-10-14 Richard Guenther <rguenther@suse.de>
129 Backport from mainline
130 2011-10-14 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/50723
133 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
135 2011-10-13 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/50712
138 * ipa-split.c (split_function): Always re-gimplify parameters
139 when they are not gimple vals before passing them. Properly
140 check for type compatibility.
142 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
144 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
145 * config/sparc/sparc.opt (mfix-at697f): New option.
146 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
147 (sparc_reorg): New function.
149 2011-10-12 Steve Ellcey <sje@cup.hp.com>
152 Backport from Mainline 179472.
153 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
154 (gcc_cv_ld_static_option): Ditto.
155 (gcc_cv_ld_dynamic_option): Ditto.
156 * configure: Regenerate.
158 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
160 PR tree-optimization/50189
161 * tree-vrp.c (extract_range_from_assert): Use the type of
162 the variable, not the limit.
164 2011-10-12 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/50700
167 * tree-object-size.c (addr_object_size): Simplify and treat
168 MEM_REF bases consistently.
170 2011-10-12 Joseph Myers <joseph@codesourcery.com>
173 * convert.c (convert_to_integer): Do not narrow operands of
176 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
179 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
180 (mov<F:mode>cc): Likewise.
182 2011-10-11 Nick Clifton <nickc@redhat.com>
185 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
186 df_get_live_out instead of accessing the bitmaps directly.
187 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
188 df_live_add_problem and df_analyze.
190 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
193 Backport from Mainline r179737.
194 * config/avr/avr-devices.c (avr_mcu_types): Set
195 .data_section_start of atmega164a to 0x100.
197 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
200 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
202 2011-10-06 Jakub Jelinek <jakub@redhat.com>
204 * tree.h (avoid_folding_inline_builtin): New prototype.
205 * builtins.c (avoid_folding_inline_builtin): No longer static.
206 * gimple-fold.c (gimple_fold_builtin): Give up if
207 avoid_folding_inline_builtin returns true.
209 PR tree-optimization/49279
210 * tree-ssa-structalias.c (find_func_aliases): Don't handle
213 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
215 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
216 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
218 2011-10-03 Jakub Jelinek <jakub@redhat.com>
219 Ian Lance Taylor <iant@google.com>
221 * godump.c (go_output_typedef): Support printing enum values that
222 don't fit in a signed HOST_WIDE_INT.
224 2011-09-30 Jakub Jelinek <jakub@redhat.com>
227 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
228 input constraints allow mem and not reg, pass true instead of
229 false as second argument to maybe_fold_reference.
231 2011-09-30 Jakub Jelinek <jakub@redhat.com>
232 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
235 handling of BUILT_IN_STRNCAT.
236 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
237 and BUILT_IN_STRNCAT.
239 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
241 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
243 (remove_duplicate_close_phi): Detect and repair creation of
244 duplicate close-phis for a containing loop.
246 2011-09-26 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/50472
249 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
252 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
254 PR tree-optimization/50413
255 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
256 a basic block if one of its data-refs can't be analyzed.
258 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
260 PR tree-optimization/50412
261 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
262 accesses that require epilogue loop if vectorizing outer loop.
264 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
268 to register_operand and operand 2 predicate to nonimmediate_operand.
269 (xop_pcmov_<mode>256): Ditto.
270 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
271 xop_pcmov, force op_true to register. Also, force op_false to
272 register if it doesn't satisfy nonimmediate_operand predicate.
274 2011-09-19 Alan Modra <amodra@gmail.com>
275 Michael Meissner <meissner@linux.vnet.ibm.com>
278 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
279 load of the indirect function's TOC from the call to prevent the
280 compiler from moving the load of the new TOC above code that
281 references the current function's TOC.
282 (call_indirect_aix64): Ditto.
283 (call_value_indirect_aix32): Ditto.
284 (call_value_indirect_aix64): Ditto.
285 (call_indirect_nonlocal_aix32_internal): Ditto.
286 (call_indirect_nonlocal_aix32): Ditto.
287 (call_indirect_nonlocal_aix64_internal): Ditto.
288 (call_indirect_nonlocal_aix64): Ditto.
289 (call_value_indirect_nonlocal_aix32_internal): Ditto.
290 (call_value_indirect_nonlocal_aix32): Ditto.
291 (call_value_indirect_nonlocal_aix64_internal): Ditto.
292 (call_value_indirect_nonlocal_aix64): Ditto.
294 2011-09-19 Martin Jambor <mjambor@suse.cz>
297 * ipa-split.c (split_function): Do not change signature if it is
298 not possible or there are attribute types.
300 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
301 Iain Sandoe <developer@sandoe-acoustics.co.uk>
304 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
305 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
307 2011-09-14 Diego Novillo <dnovillo@google.com>
309 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
310 local variable ORIG_SCALAR_STMT.
312 2011-09-08 Martin Jambor <mjambor@suse.cz>
314 Backport from mainline
315 2011-09-07 Martin Jambor <mjambor@suse.cz>
317 PR tree-optimization/49911
318 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
319 enumerations to the corresponding plain integer type.
321 2011-09-08 Richard Guenther <rguenther@suse.de>
323 Backport from mainline
324 2011-07-04 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/49518
327 PR tree-optimization/49628
328 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
329 irrelevant data-references.
331 2011-09-08 Richard Guenther <rguenther@suse.de>
333 Backport from mainline
334 2011-08-23 Richard Guenther <rguenther@suse.de>
336 PR tree-optimization/50162
337 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
339 2011-09-08 Richard Guenther <rguenther@suse.de>
341 Backport from mainline
342 2011-05-05 Michael Matz <matz@suse.de>
344 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
345 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
346 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
347 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
348 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
349 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
350 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
351 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
352 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
353 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
354 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
355 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
356 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
357 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
358 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
359 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
361 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
362 Iain Sandoe <iains@gcc.gnu.org>
364 Backport from mainline (restore powerpc-darwin Ada bootstrap).
365 * config/rs6000/rs6000.c (compute_save_world_info): Test
366 cfun->has_nonlocal_label to determine if the out-of-line save
367 world call may be used.
369 2011-09-08 Jakub Jelinek <jakub@redhat.com>
372 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
373 code early if TARGET_AVX.
374 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
376 2011-09-06 Martin Jambor <mjambor@suse.cz>
379 2011-09-02 Martin Jambor <mjambor@suse.cz>
381 * ipa-split.c (split_function): Do not skip any arguments if
382 can_change_signature is set or there are function type attributes.
384 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
387 Backport from mainline r178528
388 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
389 that contain global register variable.
391 2011-09-02 Martin Jambor <mjambor@suse.cz>
394 * ipa-split.c (split_function): Do not skip any arguments if
395 can_change_signature is set or there are function type attributes.
397 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
399 PR tree-optimization/50178
400 * tree-vect-stmts.c (vectorizable_call): Update the related
401 pattern statement before deleting the original call.
402 (vect_transform_stmt): Don't expect the related pattern statement
403 to match the original statement after transformation.
405 2011-08-29 Richard Guenther <rguenther@suse.de>
408 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
410 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
414 (vec_extract_lo_v16hi): Ditto.
415 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
416 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
419 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
423 when all outputs are unused.
424 (sse4_2_pcmpistr): Ditto.
426 2011-08-26 Jakub Jelinek <jakub@redhat.com>
429 * c-typeck.c (c_process_expr_stmt): Skip over nops and
430 call mark_exp_read even if exprv is ADDR_EXPR.
432 2011-08-20 Jakub Jelinek <jakub@redhat.com>
434 PR tree-optimization/48739
435 * tree-ssa.c: Include cfgloop.h.
436 (execute_update_addresses_taken): When updating ssa, if in
437 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
439 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
441 2011-08-18 Jakub Jelinek <jakub@redhat.com>
444 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
445 on the result before returning it.
447 2011-08-16 Liang Wang <lwang1@marvell.com>
449 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
450 ggc_alloc_zone_vec_rtvec_def.
452 2011-08-12 Nick Clifton <nickc@redhat.com>
454 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
456 * doc/md.texi (cmpstrn): Note that the comparison stops if both
457 fetched bytes are zero.
459 (cmpmem): Note that the comparison does not stop if both of the
460 fetched bytes are zero.
462 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
464 * config/rx/rx.md (movsicc): Allow register to register
466 (*movsicc): Likewise.
467 (*stcc): Restrict this pattern to EQ and NE compares.
468 (*stcc_reg): New pattern. Works for any comparison but only for
471 2011-08-10 DJ Delorie <dj@redhat.com>
473 * expr.c (expand_expr_addr_expr_1): Detect a user request for
474 a local frame in a naked function, and produce a suitable
475 error for that specific case.
477 2011-08-09 Martin Jambor <mjambor@suse.cz>
480 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
483 2011-08-09 Nick Clifton <nickc@redhat.com>
485 * config/rx/rx.md: Disable extender peepholes at -O3.
487 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
490 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
491 (TARGET_INSTANTIATE_DECLS): New define.
493 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
495 Backport from mainline
496 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
498 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
500 * doc/invoke.texi: Document core-avx-i.
502 2011-08-03 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/49948
505 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
507 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
509 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
510 (stack_protect_test): The pattern compares ptr_mode value.
512 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
515 * config/i386/i386.md (strset): Do not expand strset_singleop
516 when %eax or $edi are fixed.
517 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
518 (*strsetsi_1): Ditto.
519 (*strsethi_1): Ditto.
520 (*strsetqi_1): Ditto.
521 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
522 (*rep_stossi): Ditto.
523 (*rep_stosqi): Ditto.
524 (*strlenqi_1): Ditto.
525 (cmpstrnsi): Also fail when %ecx is fixed.
526 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
527 (*cmpstrnqi_1): Ditto.
528 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
529 (*strmovsi_1): Ditto.
530 (*strmovhi_1): Ditto.
531 (*strmovqi_1): Ditto.
532 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
536 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
539 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
540 Disable instruction scheduling for non-ColdFire targets.
541 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
543 2011-07-29 Jakub Jelinek <jakub@redhat.com>
547 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
548 in nested parallel and outer is a gimple_reg, mark it as addressable
549 and set its bit in task_shared_vars bitmap too.
551 2011-07-29 Wei Guozhi <carrot@google.com>
553 Backport from mainline
554 2011-07-29 Wei Guozhi <carrot@google.com>
556 PR rtl-optimization/49799
557 * combine.c (make_compound_operation): Check if the bit field is valid
558 before change it to bit field extraction.
560 2011-07-28 Jakub Jelinek <jakub@redhat.com>
563 * dwarf2out.c (size_of_die, value_format, output_die): Use
564 DW_FORM_udata instead of DW_FORM_data[48] for
565 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
567 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
569 Backport from mainline
570 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
573 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
575 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
577 Backport from mainline:
578 2011-07-26 Martin Jambor <mjambor@suse.cz>
580 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
581 return false for invariants.
583 2011-07-27 Jakub Jelinek <jakub@redhat.com>
586 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
587 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
588 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
589 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
590 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
591 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
592 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
593 *sibcall_value_pop_1, *call_value_1_vzeroupper,
594 *call_value_1, *sibcall_value_1_vzeroupper,
595 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
596 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
597 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
598 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
600 Backport from mainline
601 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/constraints.md (z): New constraint.
605 2011-07-25 Andrew Pinski <apinski@cavium.com>
608 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
609 TREE_THIS_NOTRAP into the inner most MEM_REF.
610 Always copy TREE_THIS_VOLATILE.
611 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
612 arguments are not volatile references.
614 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
617 Backport from mainline r176756
618 2011-07-25 Georg-Johann Lay
619 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
620 shift counter for x << x and x >> x shifts.
622 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
624 * config.gcc (x86_64-*-linux*): Set
625 default_gnu_indirect_function to yes.
627 2011-07-22 Richard Guenther <rguenther@suse.de>
629 PR tree-optimization/45819
630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
631 preserve volatile and notrap flags.
633 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
635 Backport from mainline
636 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
640 general register to memory for !TARGET_INTER_UNIT_MOVES.
642 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
644 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
645 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
647 2011-07-19 Jakub Jelinek <jakub@redhat.com>
649 PR tree-optimization/49768
650 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
651 if offset is smaller than bitoffset, but offset+size is bigger
654 2011-07-18 Jakub Jelinek <jakub@redhat.com>
657 * tree.c (build_common_builtin_nodes): Register
658 __builtin_return_address, __cyg_profile_func_enter
659 and __cyg_profile_func_exit.
661 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
663 * config.gcc: Obsolete i[3456x]86-*-netware*.
665 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
671 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
674 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
677 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
679 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
681 PR tree-optimization/49725
682 Backport from mainline
683 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
685 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
686 a zero minimum index only if it is redundant.
688 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
691 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
693 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
695 Backport from mainline:
696 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
698 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
699 (asm_file_start): Remove.
700 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
701 free_bb_for_insn around code that modifies insns before
702 restarting df analysis.
704 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
706 Backport from mainline:
707 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
710 * config/sol2.h (LIB_SPEC): Simplify.
711 Move LIB_THREAD_LDFLAGS_SPEC ...
712 (LINK_SPEC): ... here.
714 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
716 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
718 2011-07-14 Andrew Pinski <pinskia@gmail.com>
721 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
722 Use fold_build2_loc instead of build2.
723 Use the correct type for the new tree.
725 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
728 Backport from mainline r176276
729 2011-07-14 Georg-Johann Lay
730 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
732 (*rotw<mode>): Use const_int_operand for operand2.
733 Use match_scatch for operand3.
735 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
737 2011-07-14 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/49651
740 * tree-ssa-structalias.c (get_constraint_for_1): Properly
741 handle dereferences with subvariables.
743 2011-07-11 Martin Jambor <mjambor@suse.cz>
745 PR tree-optimization/49094
746 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
747 (build_accesses_from_assign): Use it.
749 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
752 Backport from mainline r176141
753 2011-07-11 Georg-Johann Lay
754 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
755 offsets 1..5 set cc0 in a usable way.
757 2011-07-08 Jakub Jelinek <jakub@redhat.com>
760 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
761 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
763 * config/rs6000/vector.md (vector_select_<mode>,
764 vector_select_<mode>_uns): Change second operand of NE to
765 CONST0_RTX (<MODE>mode) instead of const0_rtx.
766 * config/rs6000/altivec.md (*altivec_vsel<mode>,
767 *altivec_vsel<mode>_uns): Expect second operand of NE to be
768 zero_constant of the corresponding vector mode.
769 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
772 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
775 Backport from mainline SVN 176053.
776 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
777 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
778 In particular, allow 8-bit values in r28 and r29.
779 (avr_hard_regno_scratch_ok): Disallow any register that might be
780 part of the frame pointer.
781 (avr_hard_regno_rename_ok): Same.
782 (avr_legitimate_address_p): Don't allow SUBREGs.
784 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
787 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
788 MASK_V8PLUS, remove commented out flag and reorder.
790 Backport from mainline
791 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
793 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
794 (TARGET_64BIT_DEFAULT): Define.
795 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
797 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
799 2011-07-07 Jakub Jelinek <jakub@redhat.com>
802 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
803 one non-complex and one complex argument, call c_save_expr on both
807 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
808 referencing debug insns that have been reset.
809 (dead_debug_insert_before): Don't assert reg is non-NULL,
810 instead return immediately if it is NULL.
813 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
814 operands and last COMPONENT_REF operand call gimplify_expr on it
817 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
819 Backport from mainline.
820 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
823 * config/arm/predicates.md (add_operator): New.
824 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
827 2011-07-05 Jakub Jelinek <jakub@redhat.com>
829 PR tree-optimization/49618
830 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
831 For DECL_WEAK decls return true.
833 2011-07-04 Jakub Jelinek <jakub@redhat.com>
835 PR rtl-optimization/49619
836 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
837 pass VOIDmode as op0_mode to recursive call.
839 PR rtl-optimization/49472
840 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
841 negating MULT, negate the second operand instead of first.
842 (simplify_binary_operation_1) <case MULT>: If one operand is
843 a NEG and the other is MULT, don't attempt to optimize by
844 negation of the MULT operand if it only moves the NEG operation
847 Backported from mainline
848 2011-06-06 Jakub Jelinek <jakub@redhat.com>
851 * dwarf2out.c (native_encode_initializer): Decrement count in each
854 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
856 Backport from mainline
857 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
860 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
861 instead of TREE_READONLY.
863 2011-07-04 Richard Guenther <rguenther@suse.de>
865 PR tree-optimization/49615
866 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
867 basic-block index check.
869 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
871 PR tree-optimization/49572
872 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
873 type of the RHS instead of that of the LHS for the expression type.
875 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
877 Backport from mainline
879 (avr_section_type_flags): For data in ".progmem.data", remove
880 section flag SECTION_WRITE.
882 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
884 Backport from mainline
886 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
887 about uninitialized data attributed 'progmem' from here...
888 (avr_encode_section_info): ...to this new function.
889 (TARGET_ENCODE_SECTION_INFO): New define.
891 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
893 Backport from mainline
894 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
896 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
898 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
900 (TARGET_AVX128_OPTIMAL): New definition.
901 * config/i386/i386.c (initial_ix86_tune_features): Initialize
902 X86_TUNE_AVX128_OPTIMAL entry.
903 (ix86_option_override_internal): Enable the generation
904 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
905 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
906 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
908 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
910 Backport from mainline
911 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
913 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
914 * config/i386/sse.md: Add n to negated FMA pattern names.
916 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
918 PR tree-optimization/49539
919 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
920 names by means of stmt_references_abnormal_ssa_name.
921 (associate_plusminus): Call can_propagate_from before propagating
922 from definition statements.
924 2011-06-29 Martin Jambor <mjambor@suse.cz>
926 Backport from mainline
927 2011-06-24 Martin Jambor <mjambor@suse.cz>
929 PR tree-optimizations/49516
930 * tree-sra.c (sra_modify_assign): Choose the safe path for
931 aggregate copies if we also did scalar replacements.
933 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
935 Backport from mainline
936 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
939 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
940 (avx256_split_unaligned_store): New definition.
941 (ix86_option_override_internal): Enable avx256 unaligned load/store
942 splitting only when avx256_split_unaligned_load/store is set.
944 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
946 Backport from mainline
947 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
949 * config/i386/i386.c (flag_opts): Fix a typo in
950 -mavx256-split-unaligned-store.
952 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
954 Backport from mainline
955 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
957 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
958 unaligned 256bit load/store.
959 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
960 (*avx_movdqu<avxmodesuffix>): Likewise.
962 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
964 Backport from mainline
965 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
968 and -mavx256-split-unaligned-store.
969 (ix86_option_override_internal): Split 32-byte AVX unaligned
970 load/store by default.
971 (ix86_avx256_split_vector_move_misalign): New.
972 (ix86_expand_vector_move_misalign): Use it.
974 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
975 -mavx256-split-unaligned-store.
977 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
978 256bit load/store. Generate unaligned store on misaligned memory
980 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
982 (*avx_movdqu<avxmodesuffix>): Likewise.
984 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
985 -mavx256-split-unaligned-store.
987 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
989 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
991 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
993 Backport from mainline
994 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
996 PR rtl-optimization/49014
997 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
999 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1001 Backport from mainline
1002 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1005 * cfgloop.h (loop_has_exit_edges): New helper.
1006 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1008 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1009 that have no exit edges.
1011 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1014 * config/darwin.c (darwin_mergeable_string_section): Place string
1015 constants in '.cstring' rather than '.const' when CF/NSStrings are
1018 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1020 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1021 forward scan as well.
1023 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1025 * BASE-VER: Set to 4.6.2.
1026 * DEV-PHASE: Set to prerelease.
1028 2011-06-27 Release Manager
1030 * GCC 4.6.1 released.
1032 2011-06-21 Alan Modra <amodra@gmail.com>
1034 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1035 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1037 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1039 Backport from mainline.
1040 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1043 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1044 correctly for the case with Quad vectors.
1046 2011-06-20 Alan Modra <amodra@gmail.com>
1048 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1049 of toc-relative address in CONST.
1050 (rs6000_delegitimize_address): Recognize changed address.
1051 (rs6000_legitimize_reload_address): Likewise.
1052 (rs6000_emit_move): Don't force these constants to memory.
1053 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1054 toc-relative address in CONST.
1055 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1056 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1058 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1061 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1062 last_arg_constant and last argument doesn't match its predicate,
1063 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1064 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1065 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1066 spelling of error message.
1067 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1068 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1069 const_0_to_255_operand instead of const_int_operand.
1071 2011-06-17 Richard Henderson <rth@redhat.com>
1073 Backport from mainline
1074 2011-03-22 Richard Henderson <rth@redhat.com>
1076 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1078 2011-06-17 Richard Guenther <rguenther@suse.de>
1080 Backport from mainline
1081 2011-05-23 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/49115
1084 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1085 is not necessarily carried out, do not claim it kills the ref.
1086 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1088 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1090 Backport from mainline
1091 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1093 PR rtl-optimization/48542
1094 * reload.c (find_equiv_reg): Stop looking when finding a
1096 * reload1.c (reload_as_needed): Invalidate all reload
1097 registers when crossing a setjmp-type call.
1099 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1101 Backport form main line
1102 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1105 * config/sh/sh.md (UNSPEC_CHKADD): New.
1106 (chk_guard_add): New define_insn_and_split.
1107 (symGOT_load): Use chk_guard_add instead of blockage.
1109 2011-06-16 Martin Jambor <mjambor@suse.cz>
1111 Backported from mainline
1112 2011-06-15 Martin Jambor <mjambor@suse.cz>
1114 PR tree-optimization/48613
1115 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1116 ipa_node_params_vector is NULL.
1118 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1120 PR tree-optimization/49419
1121 * tree-vrp.c (execute_vrp): Call init_range_assertions
1122 before estimate_numbers_of_iterations, call
1123 free_number_of_iterations_estimates before calling
1124 remove_range_assertions.
1126 Backported from mainline
1127 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1130 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1131 with a set of similar patterns, where the MATCH_OPERAND for the
1132 function argument is replaced with individual references to hardware
1134 (save_fpregs_<mode>): Ditto
1135 (restore_gpregs_<mode>): Ditto
1136 (return_and_restore_gpregs_<mode>): Ditto
1137 (return_and_restore_fpregs_<mode>): Ditto
1138 (return_and_restore_fpregs_aix_<mode>): Ditto
1140 2011-06-14 Richard Henderson <rth@redhat.com>
1143 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1144 (based_loc_descr): Assert it's true.
1145 (compute_frame_pointer_to_fb_displacement): Set it,
1146 rather than aborting immediately.
1148 2011-06-14 Richard Henderson <rth@redhat.com>
1150 Backport from mainline
1151 2011-03-22 Richard Henderson <rth@redhat.com>
1153 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1154 (avr_incoming_return_addr_rtx): New.
1155 (emit_push_byte): New.
1156 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1157 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1158 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1159 (emit_pop_byte): New.
1160 (expand_epilogue): Use it. Pop frame pointer by bytes.
1161 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1162 (INCOMING_RETURN_ADDR_RTX): New.
1163 (INCOMING_FRAME_SP_OFFSET): New.
1164 (ARG_POINTER_CFA_OFFSET): New.
1165 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1166 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1169 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1172 * tree.h (DECL_NONSHAREABLE): Define.
1173 (struct tree_decl_common): Change decl_common_unused to
1174 decl_nonshareable_flag.
1175 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1176 Ignore vars with DECL_NONSHAREABLE bit set.
1177 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1178 on stores to automatic aggregate vars.
1180 PR rtl-optimization/49390
1182 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1184 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1187 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1190 (*vec_dupv2df): Rename from vec_dupv2df.
1191 (vec_dupv2df): New expander.
1193 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1197 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1199 Backport from mainline
1200 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1202 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1203 unknown Intel family 0x6 CPUs.
1205 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1207 Backport from mainline
1208 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1211 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1212 needed when original operands are used for msw_skip comparison.
1214 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1216 PR gcov-profile/49299
1217 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1219 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1221 Backport from mainline
1222 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1224 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1227 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1230 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1231 if stmt folded into nothing.
1232 * tree-inline.c (fold_marked_statements): If a builtin at the
1233 end of a bb folded into nothing, just update cgraph edges
1234 and move to next bb.
1235 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1236 to be NULL. Don't compute count and frequency if new_call is NULL.
1238 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1240 * longlong.h (smul_ppmm): The resulting register pair contains the
1241 higher order word first.
1243 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1245 PR tree-optimization/49243
1246 * calls.c (setjmp_call_p): Also check if fndecl has the
1247 returns_twice attribute.
1249 2011-06-06 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/48702
1252 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1253 only when we know the base address is within bounds.
1254 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1255 assume the base address of TARGET_MEM_REFs is in bounds.
1256 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1258 Backport from mainline
1259 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1261 PR rtl-optimization/49235
1262 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1263 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1265 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1267 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1268 EH return when delayed branches are disabled.
1270 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1272 Backport from mainline
1273 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1276 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1277 part of the second operand is 0.
1279 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1282 * target.def (delay_sched2, delay_vartrack): New.
1283 * doc/tm.texi.in: Update.
1284 * doc/tm.texi: Rebuild.
1285 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1286 * var-tracking.c (gate_handle_var_tracking): Likewise.
1287 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1288 (bfin_flag_var_tracking): Drop.
1289 (output_file_start): Don't save and override flag_var_tracking.
1290 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1291 (bfin_reorg): Test original variables.
1292 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1293 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1294 (ia64_flag_var_tracking): Drop.
1295 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1296 (ia64_file_start): Don't save and override flag_var_tracking.
1297 (ia64_override_options_after_change): Ditto
1298 flag_schedule_insns_after_reload.
1299 (ia64_reorg): Test original variables.
1300 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1301 (picochip_flag_var_tracking): Drop.
1302 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1303 (picochip_option_override): Don't save and override
1304 flag_schedule_insns_after_reload.
1305 (picochip_asm_file_start): Ditto flag_var_tracking.
1306 (picochip_reorg): Test original variables.
1307 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1308 (TARGET_DELAY_VARTRACK): Define.
1309 (spu_var_tracking): New.
1310 (spu_machine_dependent_reorg): Call it.
1311 (asm_file_start): Don't save and override flag_var_tracking.
1313 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1315 PR tree-optimization/49038
1316 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1317 Ensure at least one epilogue iteration if required by data
1319 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1320 to mark loops that require peeling for gaps.
1321 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1322 (vect_get_known_peeling_cost): Take peeling for gaps into
1324 (vect_transform_loop): Generate epilogue if required by data
1326 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1327 loop as requiring an epilogue if there are gaps in the end of
1330 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1332 PR tree-optimization/49093
1333 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1336 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1338 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1339 (fma4_fmaddsub): Likewise
1341 2011-05-31 Richard Guenther <rguenther@suse.de>
1343 Backport from mainline
1344 2011-05-19 Richard Guenther <rguenther@suse.de>
1347 * tree-object-size.c (addr_object_size): If the pointed-to
1348 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1350 2011-05-31 Richard Guenther <rguenther@suse.de>
1352 Backport from mainline
1353 2011-05-11 Richard Guenther <rguenther@suse.de>
1356 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1358 2011-05-30 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/49218
1361 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1364 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1367 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1368 Don't use r20 around calls of __tablejump_elpm__
1370 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1373 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1376 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1379 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1380 recurse_p argument. Only follow register copies if it is set,
1381 and prevent mips_find_pic_call_symbol from recursing.
1382 (mips_find_pic_call_symbol): Add a recurse_p argument.
1383 Pass it to mips_pic_call_symbol_from_set.
1384 (mips_annotate_pic_calls): Update accordingly.
1386 2011-05-29 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/49217
1389 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1391 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1393 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1394 moves expensive on Power7 also.
1396 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1399 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1400 alone. Error if non-const data has attribute progmem.
1402 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1405 * gimplify.c (shortcut_cond_r): Don't special case
1406 COND_EXPRs if they have void type on one of their arms.
1408 PR tree-optimization/49161
1409 * tree-vrp.c (struct case_info): New type.
1410 (compare_case_labels): Sort case_info structs instead of
1411 trees, and not primarily by CASE_LABEL uids but by
1412 label_for_block indexes.
1413 (find_switch_asserts): Put case labels into struct case_info
1414 array instead of TREE_VEC, adjust sorting, compare label_for_block
1415 values instead of CASE_LABELs.
1417 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1420 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1422 2011-05-18 Jan Hubicka <jh@suse.cz>
1424 PR tree-optimization/44897
1425 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1426 by zero for insane profiles.
1428 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1430 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1431 force flag_ira_share_save_slots to 0.
1433 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1438 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1440 Backport from mainline
1441 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1445 add -mno-XXX. Handle FMA.
1447 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1450 * fold-const.c (constant_boolean_node): If type is non-NULL,
1451 use build_int_cst_type instead of build_int_cst.
1454 * dbxout.c: Include cgraph.h.
1455 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1456 and without value expr, return NULL if no varpool node exists for
1457 it or if it is not needed.
1458 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1461 * c-decl.c (start_decl): Convert expr to void_type_node.
1464 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1465 failed and the comparison has a single bit signed type, use
1466 constm1_rtx instead of const1_rtx for true value.
1467 (do_store_flag): If ops->type is single bit signed type, disable
1468 signel bit test optimization and pass -1 instead of 1 as last
1469 parameter to emit_store_flag_force.
1471 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1473 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1474 (sparc-*-rtems*): Likewise.
1475 (sparc64-*-elf*): Likewise.
1476 (sparc64-*-rtems*): Likewise.
1477 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1478 * config/sparc/t-crtin: New file.
1479 * config/sparc/t-sol2 (crti.o): Delete rule.
1481 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1482 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1483 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1484 (ENDFILE_SPEC): Add crtn.o.
1486 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/cpuid.h (bit_MMXEXT): New define.
1491 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1494 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1495 only after deciding which mode to use.
1497 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1499 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1502 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1504 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1505 false if there are call-saved registers here...
1506 (sparc_can_use_return_insn_p): ...but here instead.
1507 (save_or_restore_regs): Fix thinko.
1508 (sparc_expand_prologue): Use current_function_is_leaf.
1509 (sparc_frame_pointer_required): Likewise.
1511 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1514 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1515 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1517 2011-05-20 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/49079
1520 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1521 MEM_REFs correctly for the trailing array access detection.
1522 Special case constants the same way as decls for overall size
1525 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1527 PR tree-optimization/49073
1528 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1529 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1531 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1533 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1536 when TARGET_RDRND is active.
1537 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1538 Generate dummy SImode target register when target is NULL.
1540 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1542 Backport from mainline
1543 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1547 Properly handle load cast.
1549 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1551 PR tree-optimization/49039
1552 * tree-vrp.c (extract_range_from_binary_expr): For
1553 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1554 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1556 2011-05-18 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/49018
1559 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1560 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1561 gimple_has_side_effects.
1563 2011-05-18 Richard Guenther <rguenther@suse.de>
1565 Backport from mainline
1566 2011-04-19 Richard Guenther <rguenther@suse.de>
1569 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1572 2011-04-21 Richard Guenther <rguenther@suse.de>
1575 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1578 2011-05-18 Richard Guenther <rguenther@suse.de>
1580 Backport from mainline
1581 2011-05-12 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/48172
1584 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1585 the number of iterations from the segment size calculation.
1586 (vect_create_cond_for_alias_checks): Adjust.
1588 2011-05-13 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/48172
1591 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1592 multiplying by number of iterations for equal step.
1593 (vect_create_cond_for_alias_checks): Likewise.
1595 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1597 PR tree-optimization/49000
1598 * tree-ssa.c (execute_update_addresses_taken): Call
1599 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1600 be rewritten and decl has been marked for renaming, reset
1603 2011-05-17 Nick Clifton <nickc@redhat.com>
1605 Import these patches from the mainline:
1607 2011-05-17 Nick Clifton <nickc@redhat.com>
1609 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1611 * config/rx/rx.md: Add peephole to remove redundant extensions
1613 (bitset_in_memory): Use rx_restricted_mem_operand.
1614 (bitinvert_in_memory): Likewise.
1615 (bitclr_in_memory): Likewise.
1617 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1618 Nick Clifton <nickc@redhat.com>
1620 * config/rx/rx.md: Add peepholes to match a register move followed
1621 by a comparison of the moved register. Replace these with an
1622 addition of zero that does both actions in one instruction.
1624 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1627 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1628 predicate to allow CONST_INT.
1630 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1632 PR preprocessor/48677
1633 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1634 from decoded_options[0], not from itself.
1636 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1639 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1640 of standard_80387_constant_p.
1641 (*movxf_internal_nointeger): Ditto.
1642 (*movdf_internal): Remove dead code-size optimization.
1643 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1644 (*movdf_internal_nointeger): Ditto.
1645 (*movsf_internal): Ditto.
1646 (floating point move splitters): Ditto.
1647 * config/i386/constraints.md (G): Ditto.
1648 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1650 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1652 PR tree-optimization/48975
1653 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1654 on all bbs here and free and clear ifc_bbs at the end.
1656 2011-05-12 Richard Guenther <rguenther@suse.de>
1658 Backport from mainline
1659 2011-05-02 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/48822
1662 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1663 (process_scc): Indicate which iteration we start.
1665 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1668 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1669 if validate_subreg fails.
1671 2011-05-12 Nick Clifton <nickc@redhat.com>
1673 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1674 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1676 (rx_align_for_label): Test label before extracting its number of
1678 (rx_max_skip_for_label): Ignore debug insns.
1680 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1683 * tree-ssa.c (reset_debug_uses): New function.
1684 * tree-flow.h (reset_debug_uses): New prototype.
1685 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1686 * tree-loop-distribution.c (generate_loops_for_partition): Call
1687 reset_debug_uses on the stmts that will be removed. Keep around
1688 all debug stmts, don't count them as bits in partition bitmap.
1689 (generate_builtin): Don't count debug stmts or labels as bits in
1692 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1694 Backport from mainline
1695 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1697 PR target/48857, 48495
1698 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1700 (VSX_MOVE_MODE): Ditto.
1701 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1702 VSX vector types. Add V2DImode.
1703 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1704 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1705 (MODES_TIEABLE_P): Ditto.
1707 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1708 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1710 (init_cumulative_args): Ditto.
1711 (rs6000_function_arg_boundary): Ditto.
1712 (rs6000_function_arg_advance_1): Ditto.
1713 (rs6000_function_arg): Ditto.
1714 (rs6000_function_ok_for_sibcall): Ditto.
1715 (emit_frame_save): Ditto.
1716 (rs6000_function_value): Ditto.
1717 (rs6000_libcall_value): Ditto.
1719 2011-05-10 Nick Clifton <nickc@redhat.com>
1721 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1724 2011-05-10 DJ Delorie <dj@redhat.com>
1726 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1727 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1728 * config/rx/rx.c (rx_align_for_label): Add label and
1729 uses_threshold parameters. Do not align when the label is not
1731 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1733 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1735 Backported from mainline
1736 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1738 PR tree-optimization/48837
1739 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1740 when accumulator transformation is performed.
1742 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1744 PR tree-optimization/48611
1745 PR tree-optimization/48794
1746 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1747 referenced from RESX or EH_DISPATCH arguments.
1749 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1751 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1752 temporary register to match Pmode.
1754 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1756 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1757 (dataflow_set_preserve_mem_locs): Likewise.
1759 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1761 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1762 constraint modifier to "r".
1764 2011-05-06 Alan Modra <amodra@gmail.com>
1767 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1768 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1770 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1772 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1774 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1776 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1779 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1781 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1783 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1786 2011-05-05 Jason Merrill <jason@redhat.com>
1789 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1791 2011-05-05 Julian Brown <julian@codesourcery.com>
1793 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1794 parenthesis in D-register case.
1796 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
1798 Backport from mainline:
1799 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
1800 Ira Rosen <ira.rosen@linaro.org>
1803 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
1804 to match neon_vzip/vuzp/vtrn_internal.
1805 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
1806 outputs explicitly dependent on both inputs.
1807 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
1809 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
1811 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1812 Use %v prefix in insn mnemonic to handle TARGET_AVX.
1813 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
1814 attribute calculation.
1815 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
1816 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
1817 for mov{q} mnemonic.
1818 (*vec_extractv2di_1_rex64_avx): Ditto.
1820 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
1821 Jakub Jelinek <jakub@redhat.com>
1824 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1825 only succeed if req_mode is the same as set_mode.
1827 2011-05-03 Richard Guenther <rguenther@suse.de>
1830 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1831 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1832 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1834 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
1837 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1838 for -fstack-check if the size to allocate is negative.
1840 2011-04-30 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/48809
1843 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1845 (gen_inbound_check): Don't compute index_expr - range_min in utype
1846 again, instead reuse SSA_NAME initialized in build_arrays.
1847 Remove two useless gsi_for_stmt calls.
1849 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
1851 Backport from mainline
1852 2011-04-01 Andrew Pinski <pinskia@gmail.com>
1853 Michael Meissner <meissner@linux.vnet.ibm.com>
1856 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
1857 operands, as per the specifications.
1859 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
1860 (vec_extract_evenv4sf): Ditto.
1861 (vec_extract_evenv8hi): Ditto.
1862 (vec_extract_evenv16qi): Ditto.
1863 (vec_extract_oddv4si): Ditto.
1865 2011-04-28 Jakub Jelinek <jakub@redhat.com>
1868 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
1871 2011-04-27 Jakub Jelinek <jakub@redhat.com>
1874 * c-typeck.c (build_binary_op): Don't wrap arguments if
1875 int_operands is true.
1877 2011-04-26 Jakub Jelinek <jakub@redhat.com>
1880 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
1881 is error_mark_node, set value to NULL.
1883 PR tree-optimization/48734
1884 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
1885 if return value from maybe_fold_*_comparsions isn't something
1886 the code is prepared to handle.
1888 2011-04-26 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/48731
1891 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
1893 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
1896 * doc/extend.texi (Type Traits): Document __is_standard_layout,
1897 __is_literal_type, and __is_trivial; update throughout about
1898 possibly cv-qualified void types.
1900 2011-04-23 Jakub Jelinek <jakub@redhat.com>
1903 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
1904 to VOID_TYPE even around MODIFY_EXPR.
1906 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1908 PR tree-optimization/48717
1909 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
1910 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
1912 2011-04-22 Jakub Jelinek <jakub@redhat.com>
1915 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
1916 TREE_STATIC variables declared inside of some OpenMP construct.
1918 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
1922 vec_extract and vec_concat for non-SSE4_1 targets.
1924 2011-04-21 Richard Guenther <rguenther@suse.de>
1927 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
1928 objects and types here. Adjust for their offset before comparing.
1930 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
1932 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
1934 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1937 * config/pa/predicates.md (ior_operand): Delete predicate.
1938 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
1939 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
1940 expander. Use cint_ior_operand in unnamed insn.
1942 * config/pa/pa-protos.h (ior_operand): Delete declarations.
1944 2011-04-20 Jakub Jelinek <jakub@redhat.com>
1946 PR tree-optimization/48611
1947 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
1948 beyond ERT_MUST_NOT_THROW region.
1950 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
1952 Backport from mainline
1953 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
1956 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
1957 the types if they have different enumeration identifiers.
1959 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1962 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
1963 DECL_IN_CONSTANT_POOL without RTL.
1965 2011-04-20 Richard Guenther <rguenther@suse.de>
1967 Backport from mainline
1968 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
1971 * reload1.c (inc_for_reload): Return void. All callers changed.
1972 (emit_input_reload_insns): Don't try to delete previous output
1973 reloads to a register, or record spill_reg_store for autoincs.
1975 2011-04-19 Jakub Jelinek <jakub@redhat.com>
1978 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
1979 is a SUBREG with non-MODE_INT mode inside of it.
1981 2011-04-18 Jakub Jelinek <jakub@redhat.com>
1984 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
1985 if TREE_TYPE (v) is non-NULL.
1987 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
1988 gimple_get_virt_mehtod_for_binfo.
1989 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
1990 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
1992 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
1994 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
1996 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
1998 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/48616
2001 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2002 whether the shift is by scalar or vector based on whether all SLP
2003 scalar stmts have the same rhs.
2005 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2007 * doc/passes.texi: Fill crossref nodes.
2009 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2011 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2012 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2013 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2015 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2018 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2019 is non-null before accessing it.
2020 (input_cgraph): Remove trailing spaces.
2022 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2024 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2025 Replace match_operand with match_dup for the third operand in
2028 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2031 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2032 is a MEM, offset it as needed based on top 2 bits in operands[3],
2033 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2035 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2037 Backport from mainline:
2038 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2041 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2042 move from floating point to shift amount register.
2043 (emit_move_sequence): Remove secondary reload support for floating
2044 point to shift amount amount register copies.
2045 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2046 amount register copies.
2047 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2048 register, return false if mode isn't a scalar integer mode.
2049 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2051 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2054 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2055 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2057 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2059 Backport from mainline:
2060 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2062 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2064 2011-04-12 Martin Jambor <mjambor@suse.cz>
2066 PR tree-optimization/48195
2067 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2068 ipa_check_create_edge_args.
2069 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2070 ipa_check_create_edge_args.
2071 * ipa-inline.c (inline_generate_summary): Do not call
2072 ipa_check_create_node_params and ipa_check_create_edge_args.
2073 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2074 ipa_check_create_edge_args.
2076 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2078 PR rtl-optimization/48549
2079 * combine.c (propagate_for_debug): Also stop after BB_END of
2080 this_basic_block. Process LAST and just stop processing after it.
2081 (combine_instructions): If last_combined_insn has been deleted,
2082 set last_combined_insn to its PREV_INSN.
2084 2011-04-12 Nick Clifton <nickc@redhat.com>
2086 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2087 instruction for interrupt handlers if the target is the basic V850
2089 (expand_epilogue): Likewise.
2091 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2094 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2097 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2099 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2101 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2103 Backport from mainline:
2104 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2106 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2108 2011-04-09 Duncan Sands <baldrick@free.fr>
2110 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2112 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2115 * config.gcc: disable unwind table generation for crtbegin/crtend
2118 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2120 PR tree-optimization/48377
2121 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2122 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2124 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/sse.md: Update copyright year.
2127 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2128 register constraint.
2129 (*vec_concatv2sf_avx): Fix wrong register constraint in
2130 alternative 3 of operand 1.
2131 (*vec_set<mode>_0_avx): Avoid combining registers from different
2132 units in a single alternative.
2133 (*vec_set<mode>_0_sse4_1): Ditto.
2134 (*vec_set<mode>_0_sse2): Ditto.
2135 (vec_set<mode>_0): Ditto.
2136 (sse2_storehpd): Ditto.
2137 (sse2_loadhpd): Ditto.
2138 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2139 * config/i386/predicates.md (sse_comparison_operator): Do not
2140 define as special predicate.
2142 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2145 * combine.c (combine_instructions): Add last_combined_insn,
2146 update it if insn is after it, pass it to all try_combine calls.
2147 (try_combine): Add last_combined_insn parameter, pass it instead of
2148 i3 to propagate_for_debug.
2150 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2152 Backport from mainline
2153 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2155 PR rtl-optimization/48144
2156 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2157 (merge_expr_data): ... here.
2158 (av_set_intersect): Rename to av_set_code_motion_filter.
2159 Update all callers. Call merge_history_vect when an
2160 expression is found in both sets.
2161 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2163 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2166 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2167 as base_reg whatever register reg has been eliminated to, instead
2168 of hardcoding STACK_POINTER_REGNUM.
2170 Backported from mainline
2171 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2174 * expr.c (expand_assignment): Handle all possibilities
2175 if TO_RTX is CONCAT.
2176 * expmed.c (store_bit_field_1): Avoid trying to create
2178 (store_split_bit_field): If SUBREG_REG (op0) or
2179 op0 itself has smaller mode than word, return it
2180 for offset 0 and const0_rtx for out-of-bounds stores.
2181 If word is const0_rtx, skip it.
2183 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2185 * gcov-io.c: Use GCC Runtime Library Exception.
2187 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2189 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2191 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2193 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2195 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2197 Backport from mainline
2198 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2200 PR rtl-optimization/48143
2201 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2202 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2203 sse2_cvtps2pd): Likewise.
2205 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2208 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2209 frame-related from frame-unrelated adjustments to the stack pointer.
2211 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2213 Backport from mainline
2214 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2220 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2223 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2224 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2225 dw_fde_unlikely_section_end_label, cold_in_std_section,
2226 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2227 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2229 (output_fde): Use dw_fde_second_{begin,end} if second is
2230 true, otherwise dw_fde_{begin,end}.
2231 (output_call_frame_info): Test dw_fde_second_begin != NULL
2232 instead of dw_fde_switched_sections.
2233 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2234 fields, initialize new fields. Initialize in_std_section
2235 unconditionally from the first partition.
2236 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2237 dw_fde_second_begin is non-NULL.
2238 (dwarf2out_switch_text_section): Stop initializing removed
2239 dw_fde_struct fields, initialize new fields, initialize
2240 also dw_fde_end here. Set dw_fde_switch_cfi even when
2241 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2242 (struct var_loc_list_def): Add last_before_switch field.
2243 (arange_table, arange_table_allocated, arange_table_in_use,
2244 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2245 (size_of_aranges): Count !in_std_section and !second_in_std_section
2246 hunks in fdes, instead of looking at arange_table_in_use.
2247 (output_aranges): Add aranges_length argument, don't call
2248 size_of_aranges here. Instead of using aranges_table*
2249 emit ranges for fdes when !in_std_section resp.
2250 !second_in_std_section.
2251 (dw_loc_list): Break ranges crossing section switch.
2252 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2253 use dw_fde_second_end instead of dw_fde_end as end of last
2255 (gen_subprogram_die): Don't call add_arange. Use
2256 dw_fde_{begin,end} for first partition and if switched
2257 section dw_fde_second_{begin,end} for the second.
2258 (var_location_switch_text_section_1,
2259 var_location_switch_text_section): New functions.
2260 (dwarf2out_begin_function): Initialize cold_text_section even
2261 when function_section () isn't text_section.
2262 (prune_unused_types): Don't walk arange_table.
2263 (dwarf2out_finish): Don't needlessly test
2264 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2265 If info_section_emitted, call size_of_aranges and if it indicates
2266 non-empty .debug_aranges, call output_aranges with the computed
2267 size. Stop using removed dw_fde_struct fields, use
2268 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2271 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2273 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2274 (alpha_option_override): Don't set alpha_sr_alias_set.
2275 (emit_frame_store_1): Use gen_frame_mem rather than calling
2277 (alpha_expand_epilogue): Ditto.
2278 (unicosmk_gen_dsib): Ditto.
2280 2011-03-29 Nick Clifton <nickc@redhat.com>
2282 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2283 (ASM_OUTPUT_MAX_SKIP): Define.
2284 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2285 allow LT aor GE comparisons.
2286 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2287 * config/rx/rx.md: Add peepholes and patterns to combine extending
2288 loads with simple arithmetic instructions.
2289 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2290 to use pre-decrement and post-increment addressing.
2291 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2292 that the INT is a valid offset.
2293 (rx_print_operand): Handle %R.
2294 Fix %Q's handling of MEMs.
2295 (rx_option_override): Set alignments.
2296 (rx_align_for_label): New function.
2297 (rx_max_skip_for_label): New function.
2298 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2299 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2300 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2301 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2303 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2305 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2306 for invalid symbolic addresses.
2307 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2310 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2313 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2315 2011-03-28 Richard Guenther <rguenther@suse.de>
2317 Backport from mainline
2318 2011-03-24 Richard Guenther <rguenther@suse.de>
2321 * tree-object-size.c (addr_object_size): Do not double-account
2322 for MEM_REF offsets.
2324 2011-03-22 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/48228
2327 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2328 for single-arg PHIs.
2330 2011-03-17 Richard Guenther <rguenther@suse.de>
2333 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2334 a value make sure to fold the statement.
2336 2011-03-15 Richard Guenther <rguenther@suse.de>
2339 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2340 or variable-indexed array accesses when in gimple form.
2342 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2347 * doc/extend.texi (Alignment): Move section to match order in TOC.
2348 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2349 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2351 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2353 Backport from mainline:
2354 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2358 alternatives that can be handled with movq or movabsq insn.
2359 (*movdf_internal): Disable for !TARGET_64BIT.
2360 (*movdf_internal_nointeger): Ditto.
2361 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2363 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2365 Backport from mainline
2366 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2369 * simplify-rtx.c (simplify_const_unary_operation): Call
2370 real_convert when changing mode class with FLOAT_EXTEND.
2372 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2376 * c-common.c (shorten_compare): If primopN is first sign-extended
2377 to opN and then zero-extended to result type, set primopN to opN.
2379 PR rtl-optimization/48156
2380 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2381 assume df and df_lr are not NULL.
2383 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2385 PR rtl-optimization/48141
2386 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2387 * dse.c: Include params.h.
2388 (active_local_stores_len): New variable.
2389 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2391 (record_store, check_mem_read_rtx): Decrease it when removing
2393 (scan_insn): Likewise. Increase it when adding to chain, if it
2394 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2395 set active_local_stores to NULL before the addition.
2396 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2398 PR rtl-optimization/48141
2399 * dse.c (record_store): If no positions are needed in an insn
2400 that cannot be deleted, at least unchain it from active_local_stores.
2402 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2404 * BASE-VER: Set to 4.6.1.
2405 * DEV-PHASE: Set to prerelease.
2407 2011-03-25 Release Manager
2409 * GCC 4.6.0 released.
2411 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2413 * config/rs6000/t-freebsd: Remove duplication from file.
2415 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2418 * doc/install.texi (Prerequisites): Move jar etc. up.
2419 Explain support library version requirements.
2421 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2424 * doc/install.texi (Prerequisites): Move Perl to build
2425 requirements. Always necessary on Solaris 2 with Sun ld.
2427 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2429 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2431 (Specific, i?86-*-solaris2.[89]): Likewise.
2432 (Specific, i?86-*-solaris2.10): Likewise.
2433 (Specific, mips-sgi-irix6): Likewise.
2434 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2435 Update for binutils 2.21.
2437 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2440 * config/s390/s390.c (s390_delegitimize_address): Don't call
2441 lowpart_subreg if orig_x has BLKmode.
2443 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2445 * c-decl.c (diagnose_mismatched_decls): Give an error for
2446 redefining a typedef with variably modified type.
2448 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2450 * c-decl.c (grokfield): Don't allow typedefs for structures or
2451 unions with no tag by default.
2452 * doc/extend.texi (Unnamed Fields): Update.
2454 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2457 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2458 arange_table_in_use is 0, but either text_section_used or
2459 cold_text_section_used is true. Don't call it if
2460 !info_section_emitted.
2462 2011-03-18 Richard Guenther <rguenther@suse.de>
2464 * doc/install.texi (--enable-gold): Remove.
2465 (--with-plugin-ld): Document.
2466 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2468 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2470 Backport from mainline
2471 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2476 2011-03-18 Richard Henderson <rth@redhat.com>
2477 Jakub Jelinek <jakub@redhat.com>
2480 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2481 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2483 2011-03-17 Richard Guenther <rguenther@suse.de>
2486 * tree-object-size.c (compute_object_offset): Properly return
2487 the offset operand of MEM_REFs as sizetype.
2489 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2492 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2493 (lookup_type_die_strip_naming_typedef): ... here.
2494 (get_context_die): Use it.
2495 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2496 the anonymous struct named by the naming typedef.
2498 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2501 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2502 in the output template.
2504 2011-03-15 Alan Modra <amodra@gmail.com>
2507 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2508 presume symbol_refs without a symbol_ref_decl are suitably
2509 aligned, nor other trees we may see here. Handle anchor symbols.
2510 (legitimate_constant_pool_address_p): Comment. Add mode param.
2511 Check cmodel=medium addresses. Adjust all calls.
2512 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2513 creating cmodel=medium optimized access to locals.
2514 * config/rs6000/constraints.md (R): Pass QImode to
2515 legitimate_constant_pool_address_p.
2516 * config/rs6000/predicates.md (input_operand): Pass mode to
2517 legitimate_constant_pool_address_p.
2518 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2521 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2524 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2525 64-bit constants being loaded into registers other than GPRs such
2526 as loading 0 into a VSX register.
2528 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2530 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2533 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2535 * doc/invoke.texi, doc/standards.texi: Refer to
2536 gcc-4.6/c99status.html.
2538 * DEV-PHASE: Mark "prerelease".
2540 2011-03-14 Richard Guenther <rguenther@suse.de>
2543 * tree.c (build_vector_from_val): Adjust assert to requirements
2546 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2549 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2552 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2554 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2555 terms of target_flags_explicit. Adjust copyright year.
2557 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2558 * config/rs6000/t-freebsd: New file. Add override for
2561 2011-03-13 Chris Demetriou <cgd@google.com>
2563 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2564 (-fno-diagnostics-show-option): this, to reflect current default.
2565 (-Werror=): Update text about -fno-diagnostics-show-option.
2567 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2570 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2571 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2572 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2573 mode is not V2DImode or V2DFmode.
2574 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2575 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2576 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2578 (movdi_internal64): Likewise.
2580 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2582 PR tree-optimization/47127
2583 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2585 (set_cloog_options): Same.
2586 (scop_to_clast): Same.
2587 (print_clast_stmt): Do not call cloog_state_malloc and
2589 (print_generated_program): Same.
2591 * graphite-clast-to-gimple.h (cloog_state): Declared.
2592 (scop_to_clast): Adjust declaration.
2593 * graphite.c (cloog_state): Defined here.
2594 (graphite_initialize): Call cloog_state_malloc.
2595 (graphite_finalize): Call cloog_state_free.
2597 2011-03-11 Jason Merrill <jason@redhat.com>
2599 * attribs.c (lookup_attribute_spec): Take const_tree.
2602 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2604 * config/sparc/sparc.c (sparc_option_override): Use
2605 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2607 2011-03-11 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/48067
2610 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2611 multiplication result will be only used once on the target
2614 2011-03-11 Richard Guenther <rguenther@suse.de>
2616 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2618 2011-03-11 Richard Guenther <rguenther@suse.de>
2621 * tree.c (find_decls_types_r): Do not walk types only reachable
2622 from IDENTIFIER_NODEs.
2624 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2627 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2628 all vnode->force_output nodes as needed.
2630 2011-03-11 Jason Merrill <jason@redhat.com>
2633 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2634 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2636 2011-03-11 Martin Jambor <mjambor@suse.cz>
2638 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2641 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2643 PR tree-optimization/48063
2644 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2645 inline functions called once if !tree_can_inline_p (node->callers).
2647 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2649 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2651 * config/score/score3.c: Delete.
2652 * config/score/score3.h: Delete.
2653 * config/score/mul-div.S: Delete.
2654 * config/score/sfp-machine.h: Add new file.
2655 * config/score/constraints.md: Add new file.
2656 * config/score/t-score-softfp: Add new file.
2657 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2658 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2659 (score7_extra_constraint): Delete.
2660 (score7_option_override): Remove unused code.
2661 * config/score/score.c: Remove score3 and score5 define and code.
2662 * config/score/score.h: Remove score3 and score5 define and code.
2663 * config/score/score.md: Remove score3 template and unusual insn.
2664 * config/score/score.opt: Remove score3 and score5 options.
2666 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2668 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2669 when _HPUX_SOURCE is defined.
2670 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2672 2011-03-10 Jason Merrill <jason@redhat.com>
2675 * stor-layout.c (layout_type): Don't set structural equality
2676 on arrays of incomplete type.
2677 * tree.c (type_hash_eq): Handle comparing them properly.
2679 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2682 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2683 result mode matches original rtl mode.
2685 2011-03-10 Nick Clifton <nickc@redhat.com>
2687 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2688 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2690 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2692 PR rtl-optimization/47866
2693 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2694 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2695 if target wasn't scalar.
2696 * function.c (assign_stack_temp_for_type): Assert that neither
2697 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2698 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2700 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2702 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2704 * config/s390/s390-protos.h (s390_label_align): New prototype.
2705 * config/s390/s390.c (s390_label_align): New function.
2706 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2708 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2711 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2712 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2713 (output_vec_const_move): Ditto.
2715 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2717 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2718 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2719 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2720 Change 'rclass' argument and result type to reg_class_t.
2721 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2723 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2725 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2726 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2727 (TARGET_MEMORY_MOVE_COST): Define.
2728 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2730 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2733 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2736 PR tree-optimization/48022
2737 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2740 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2743 * var-tracking.c (find_use_val): Return NULL for
2744 cui->sets && cui->store_p BLKmode MEMs.
2746 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2748 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2750 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2751 xstormy16_print_operand_address): Remove.
2752 * config/stormy16/stormy16.c (xstormy16_print_operand,
2753 xstormy16_print_operand_address): Make static.
2754 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2756 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2759 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2760 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2763 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2766 * cfgloopmanip.c (fix_bb_placements): Return immediately
2767 if FROM is BASE_LOOP's header.
2769 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2771 * gimplify.c (gimplify_function_tree): Fix building calls
2772 to __builtin_return_address.
2774 2011-03-07 Alan Modra <amodra@gmail.com>
2776 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2777 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2778 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2779 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2781 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2782 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2783 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2784 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2785 * config/rs6000/rs6000.c
2786 (rs6000_elf_end_indicate_exec_stack): Rename to..
2787 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2788 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2789 (rs6000_file_start): ..here.
2790 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
2791 file scope variables.
2792 (call_ABI_of_interest): New function.
2793 (init_cumulative_args): Set above vars when function return value
2794 is a float, vector, or small struct.
2795 (rs6000_function_arg_advance_1): Likewise for function args.
2796 (rs6000_va_start): Set rs6000_passes_float if variable arg function
2797 references float args.
2799 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
2801 * doc/cfg.texi: Remove "See" before @ref.
2802 * doc/invoke.texi: Likewise.
2804 2011-03-05 Jason Merrill <jason@redhat.com>
2806 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
2808 2011-03-05 Anthony Green <green@moxielogic.com>
2810 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
2812 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
2814 PR rtl-optimization/47899
2815 * cfgloopmanip.c (fix_bb_placements): Fix first argument
2816 to flow_loop_nested_p when moving the loop upward.
2818 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
2821 * arm.md (movhi_insn_arch4): Accept any immediate constant.
2823 2011-03-05 Jakub Jelinek <jakub@redhat.com>
2825 PR tree-optimization/47967
2826 * ipa-cp.c (build_const_val): Return NULL instead of creating
2827 VIEW_CONVERT_EXPR for mismatching sizes.
2828 (ipcp_create_replace_map): Return NULL if build_const_val failed.
2829 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
2830 give up on versioning.
2832 2011-03-05 Alan Modra <amodra@gmail.com>
2835 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2836 full cmodel medium/large lo_sum + high addresses.
2838 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2840 * config/s390/s390.c (s390_decompose_address): Reject non-literal
2841 pool references in UNSPEC_LTREL_OFFSET.
2843 2011-03-04 Jan Hubicka <jh@suse.cz>
2846 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
2847 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
2848 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
2849 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
2850 cgraph_add_thunk): Add node pointers.
2851 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
2852 associated to right node.
2853 (input_node): Update use of cgraph_same_body_alias
2854 and cgraph_add_thunk.
2856 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
2858 * config/i386/i386.opt (mprefer-avx128): New flag.
2859 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
2860 when the flag -mprefer-avx128 is on.
2862 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
2864 * dwarf2out.c (compare_loc_operands): Fix address handling.
2866 2011-03-04 Alan Modra <amodra@gmail.com>
2868 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
2870 2011-03-04 Richard Guenther <rguenther@suse.de>
2873 * expmed.c (extract_bit_field_1): Prefer vector modes that
2874 vec_extract patterns can handle.
2876 2011-03-04 Richard Guenther <rguenther@suse.de>
2879 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
2881 2011-03-04 Richard Henderson <rth@redhat.com>
2883 * explow.c (emit_stack_save): Remove 'after' parameter.
2884 (emit_stack_restore): Likewise.
2885 * expr.h: Update to match.
2886 * builtins.c, calls.c, stmt.c: Likewise.
2887 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
2888 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
2889 * function.c (expand_function_end): Insert the emit_stack_save
2890 sequence before parm_birth_insn instead of after.
2892 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
2895 (ssse3_pmaddubsw128): Ditto.
2896 (ssse3_pmaddubsw): Ditto.
2898 2011-03-03 Steve Ellcey <sje@cup.hp.com>
2900 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
2902 2011-03-03 Jakub Jelinek <jakub@redhat.com>
2905 * gimplify.c (omp_add_variable): Only call omp_notice_variable
2906 on TYPE_SIZE_UNIT if it is a DECL.
2909 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
2910 first operand is not is_gimple_mem_ref_addr, try to fold it.
2911 If the operand still isn't is_gimple_mem_ref_addr, clear
2914 2011-03-03 Richard Guenther <rguenther@suse.de>
2917 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
2919 (refs_may_alias_p_1): For release branches return true if
2920 we are confused by our input.
2922 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2924 * config/s390/s390.c (s390_function_value): Rename to ...
2925 (s390_function_and_libcall_value): ... this.
2926 (s390_function_value): New function.
2927 (s390_libcall_value): New function.
2928 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
2929 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
2930 target macro definitions.
2931 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
2933 2011-03-02 Joseph Myers <joseph@codesourcery.com>
2935 * config/i386/freebsd64.h (CC1_SPEC): Define.
2936 * config/i386/linux64.h (CC1_SPEC): Define.
2937 * config/i386/x86-64.h (CC1_SPEC): Don't define.
2939 2011-03-02 Anatoly Sokolov <aesok@post.ru>
2941 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2943 * config/stormy16/stormy16.c: Include reload.h.
2944 (xstormy16_memory_move_cost): New function.
2945 (TARGET_MEMORY_MOVE_COST): Define.
2947 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
2949 PR rtl-optimization/47925
2950 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
2951 with side effects. Remove the more-specific check for volatile asms.
2953 2011-03-02 Alan Modra <amodra@gmail.com>
2956 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
2957 toc relative addresses for valid offsets.
2959 2011-03-01 Richard Guenther <rguenther@suse.de>
2961 PR tree-optimization/47890
2962 * tree-vect-loop.c (get_initial_def_for_induction): Set
2963 related stmt properly.
2965 2011-03-01 Richard Guenther <rguenther@suse.de>
2968 * lto-streamer.c (lto_record_common_node): Also register
2971 2011-03-01 Richard Guenther <rguenther@suse.de>
2974 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2975 Do not stream DECL_ABSTRACT_ORIGIN.
2976 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2977 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2978 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2979 Do not stream DECL_ABSTRACT_ORIGIN.
2980 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
2981 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2983 2011-02-28 Anatoly Sokolov <aesok@post.ru>
2985 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
2986 FUNCTION_VALUE_REGNO_P): Remove.
2987 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
2988 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
2989 Add 'outgoing' argument.
2990 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
2992 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2993 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2995 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
2998 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
2999 (lookup_filename): Likewise.
3000 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3002 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3003 Jakub Jelinek <jakub@redhat.com>
3006 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3007 (assign_stack_local_1): Change last argument type to int.
3008 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3009 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3010 don't record padding space into frame_space_list nor use those areas.
3011 (assign_stack_local): Adjust caller.
3012 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3013 of assign_stack_local, pass 0 as last argument.
3014 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3017 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3020 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3021 Use target address_mode and pointer_mode hooks instead of hardcoded
3022 Pmode and ptr_mode. Handle some simple cases of extending if
3023 POINTERS_EXTEND_UNSIGNED < 0.
3024 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3025 Call convert_debug_memory_address.
3026 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3027 convert_debug_memory_address.
3030 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3031 * configure: Regenerated.
3032 * config.in: Regenerated.
3033 * varasm.c (default_function_section): Return NULL
3034 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3036 2011-02-28 Martin Jambor <mjambor@suse.cz>
3038 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3039 the description to match the printed values.
3041 2011-02-28 Richard Guenther <rguenther@suse.de>
3043 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3044 of the copied scope tree.
3046 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3048 * doc/extend.texi (Function Attributes): Avoid deeply (and
3049 wrongly) nested tables.
3051 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3054 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3055 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3056 r isn't op0 nor op1.
3058 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3060 * config/avr/avr.md: Remove magic comment for emacs.
3062 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3065 * config/avr/avr.c (avr_option_override): Use error on bad options.
3066 (avr_help): New function.
3067 (TARGET_HELP): Define.
3069 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3072 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3073 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3075 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3077 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3078 (ARM Options): Ditto.
3079 (i386 and x86-64 Options): Ditto.
3080 (RX Options): Ditto.
3081 (SPARC Options): Ditto.
3083 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3085 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3086 FreeBSD 6 and later. Generally use cpu generic.
3088 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3090 * doc/cpp.texi: Update copyright years.
3092 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3095 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3097 2011-02-25 Jon Beniston <jon@beniston.com>
3100 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3101 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3102 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3103 (lm32_block_move_inline): Add type cast to remove warning.
3104 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3105 (gen_int_relational): Move declarations to start of function.
3107 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3109 PR tree-optimization/45470
3110 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3111 can throw internally only.
3112 * tree-vect-stmts.c (vectorizable_call): Likewise.
3114 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3116 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3117 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3118 * config/stormy16/stormy16-protos.h
3119 (xstormy16_preferred_reload_class): Remove.
3120 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3121 static. Change 'rclass' argument and return type to reg_class_t.
3122 (TARGET_PREFERRED_RELOAD_CLASS,
3123 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3125 2011-02-24 Richard Guenther <rguenther@suse.de>
3127 * lto-streamer-in.c (input_bb): Do not find referenced vars
3128 in debug statements.
3130 2011-02-23 Jason Merrill <jason@redhat.com>
3132 * common.opt (fabi-version): Document v5 and v6.
3134 2011-02-23 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/47849
3137 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3139 2011-02-23 Jie Zhang <jie@codesourcery.com>
3141 * opts-common.c (decode_cmdline_option): Print empty string
3142 argument as "" in decoded->orig_option_with_args_text.
3143 * gcc.c (execute): Print empty string argument as ""
3144 in the verbose output.
3145 (do_spec_1): Keep empty string argument.
3147 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3149 * config.gcc: Declare score-* and crx-* obsolete.
3151 2011-02-23 Jie Zhang <jie@codesourcery.com>
3153 PR rtl-optimization/47763
3154 * web.c (web_main): Ignore naked clobber when replacing register.
3156 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3158 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3161 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3164 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3166 2011-02-22 Mike Stump <mikestump@comcast.net>
3168 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3170 * configure: Regenerate.
3172 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3174 PR rtl-optimization/46002
3175 * ira-color.c (update_copy_costs): Change class intersection
3176 test to reg_class_contents[] test of 'hard_regno'.
3178 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3180 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3182 * config/hpux11.opt (mt): Likewise.
3183 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3184 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3185 * config/vax/elf.opt (mno-asm-pic): Likewise.
3186 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3188 2011-02-21 Mike Stump <mikestump@comcast.net>
3191 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3192 tree so we can get save the type.
3193 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3194 for CFString instead of trying to use past the end of the builtins.
3195 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3196 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3197 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3198 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3199 Rename to darwin_builtin_cfstring.
3200 (darwin_init_cfstring_builtins): Return the built type.
3202 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3205 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3206 (_mm256_insert_epi64): Use _mm_insert_epi64.
3208 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3210 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3211 * config/stormy16/stormy16-protos.h
3212 (xstormy16_mode_dependent_address_p): Remove.
3213 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3214 Make static. Change return type to bool. Change argument type to
3215 const_rtx. Remove dead code.
3216 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3218 2011-02-21 Richard Guenther <rguenther@suse.de>
3221 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3222 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3223 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3225 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3226 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3228 2011-02-20 Richard Guenther <rguenther@suse.de>
3231 * tree.c (free_lang_data_in_decl): Clean builtins from
3232 the TU decl BLOCK_VARS.
3234 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3238 * haifa-sched.c (fix_tick_ready): Skip tick computation
3241 2011-02-19 Richard Guenther <rguenther@suse.de>
3244 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3245 Remove lazy BLOCK_VARS streaming.
3246 (lto_input_ts_block_tree_pointers): Likewise.
3247 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3249 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3251 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3253 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3255 * config/i386/biarch32.h, config/i386/mach.h,
3256 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3258 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3261 * config/i386/i386.md (peephole2 for shift and plus): Use
3262 operands[1] original mode in the first insn.
3264 2011-02-18 Mike Stump <mikestump@comcast.net>
3266 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3268 2011-02-18 Jan Hubicka <jh@suse.cz>
3271 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3272 to zero when the function is not inlinable at all.
3274 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3276 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3277 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3278 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3279 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3280 * config/pa/t-pa64: Likewise.
3281 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3283 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3286 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3288 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3291 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3293 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3295 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3296 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3297 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3298 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3299 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3300 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3301 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3302 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3303 m32r_legitimate_address_p): New functions.
3304 * config/m32r/constraints.md (constraint "S"): Don't use
3305 STORE_PREINC_PREDEC_P.
3306 (constraint "U"): Don't use LOAD_POSTINC_P.
3308 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3310 PR rtl-optimization/46178
3311 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3312 compute ira_hard_regno_cover_class[].
3314 2011-02-18 Richard Guenther <rguenther@suse.de>
3317 * lto-streamer.h (lto_global_var_decls): Declare.
3318 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3319 statics for global var processing.
3321 2011-02-18 Richard Guenther <rguenther@suse.de>
3323 PR tree-optimization/47737
3324 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3325 edge dominance check.
3327 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3330 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3331 avoid invalid rtx sharing.
3333 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3335 * doc/cpp.texi (Obsolete Features): Add background on the
3336 origin of assertions.
3338 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3340 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3342 * config/darwin.c (output_objc_section_asm_op): Added support for
3344 (is_objc_metadata): New.
3345 (darwin_objc2_section): New.
3346 (darwin_objc1_section): New.
3347 (machopic_select_section): Added support for ABI v1 and v2.
3348 (darwin_emit_objc_zeroed): New.
3349 (darwin_output_aligned_bss): Detect objc metadata and treat it
3351 (darwin_asm_output_aligned_decl_common): Same.
3352 (darwin_asm_output_aligned_decl_local): Same.
3353 * config/darwin-sections.def: Updated for ABI v1 and v2.
3354 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3355 compiling Objective-C code for the NeXT runtime, default to using
3356 ABI version 0 for 32-bit, and version 2 for 64-bit.
3358 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3360 * common.opt (optimize_fast): New Variable.
3361 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3362 instead of local variable ofast.
3364 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3366 * doc/invoke.texi (fobjc-abi-version): Documented.
3367 (fobjc-nilcheck): Documented.
3368 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3371 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3374 * common.opt (export-dynamic): New Driver option.
3375 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3377 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3379 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3381 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3382 Jan Hubicka <jh@suse.cz>
3386 * cfgexpand.c (account_used_vars_for_block): Remove.
3387 (estimated_stack_frame_size): Use referenced vars.
3388 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3389 that were referenced in the original function. Test src_fn
3390 rather than cfun. Drop redundant get_var_ann.
3391 (setup_one_parameter): Drop redundant get_var_ann.
3392 (declare_return_variable): Likewise.
3393 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3394 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3395 * ipa-inline.c (compute_inline_parameters): Do not compute
3396 disregard_inline_limits here.
3397 (compute_inlinable_for_current, pass_inlinable): New.
3398 (pass_inline_parameters): Require PROP_referenced_vars.
3399 * cgraphunit.c (cgraph_process_new_functions): Don't run
3400 compute_inline_parameters explicitly unless function is in SSA form.
3401 (cgraph_analyze_function): Set .disregard_inline_limits.
3402 * tree-sra.c (convert_callers): Compute inliner parameters
3403 only for functions already in SSA form.
3405 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3407 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3408 -mlittle-endian-data.
3410 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3412 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3413 -mno-fpu, not -fpu and -no-fpu.
3414 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3415 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3417 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3421 input reload with PLUS RTX.
3423 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3425 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3426 of InverseVar(MDMX).
3428 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3430 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3433 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3435 * config/mn10300/mn10300.opt (mno-crt0): New.
3437 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3439 * config/m68k/uclinux.opt (static-libc): New Driver option.
3441 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3443 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3445 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3447 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3448 %{muser-extend-enabled}.
3450 2011-02-16 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/47738
3453 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3454 the TODO from tree_predictive_commoning.
3456 2011-02-15 Jeff Law <law@redhat.com>
3459 2011-01-25 Jeff Law <law@redhat.com>
3461 PR rtl-optimization/37273
3462 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3463 handle them like argument loads from stack slots. Do not double
3464 count memory for memory constants and argument loads from stack slots.
3466 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3469 * combine.c (cant_combine_insn_p): Revert the last change.
3471 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3474 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3475 mode for vector constants. Remove code that checks for TImode.
3477 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3481 * cgraph.h (compute_inline_parameters): Return void.
3482 * ipa-inline.c (compute_inline_parameters): Adjust.
3484 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3488 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3490 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3491 * ipa-inline.c (compute_inline_parameters): Adjust.
3493 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3497 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3498 Adjust all users. Pass FN to...
3499 * tree-flow-inline.h (first_referenced_var): ... this. Add
3501 * ipa-struct-reorg.c: Adjust.
3502 * tree-dfa.c: Adjust.
3503 * tree-into-ssa.c: Adjust.
3504 * tree-sra.c: Adjust.
3505 * tree-ssa-alias.c: Adjust.
3506 * tree-ssa-live.c: Adjust.
3507 * tree-ssa.c: Adjust.
3508 * tree-ssanames.c: Adjust.
3509 * tree-tailcall.c: Adjust.
3511 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3515 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3517 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3518 * tree-flow-inline.h: Adjust.
3519 * gimple-pretty-print.c: Adjust.
3520 * tree-into-ssa.c: Adjust.
3521 * tree-ssa.c: Adjust.
3522 * cfgexpand.c: Adjust.
3524 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3526 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3527 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3528 (EXTRA_CONSTRAINT): Delete.
3529 * config/iq2000/constraints.md: New file.
3530 * config/iq2000/iq2000.md: Include it.
3531 (define_insn ""): Delete.
3532 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3533 unsupported constraint letters from patterns.
3534 (call_value, call_value_internal1): Likewise.
3535 (call_value_multiple_internal1): Likewise.
3537 2011-02-15 Nick Clifton <nickc@redhat.com>
3539 * config/mn10300/mn10300.c: Include tm-constrs.h.
3540 (struct liw_data): New data structure describing an LIW candidate
3542 (extract_bundle): Use struct liw_data. Allow small integer
3543 operands for some instructions.
3544 (check_liw_constraints): Use struct liw_data. Remove swapped
3545 parameter. Add comments describing the checks. Fix bug when
3546 assigning the source of liw1 to the source of liw2.
3547 (liw_candidate): Delete. Code moved into extract_bundle.
3548 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3550 * config/mn10300/predicates.md (liw_operand): New predicate.
3551 Allows registers and small integer constants.
3552 * config/mn10300/constraints.md (O): New constraint. Accetps
3553 integers in the range -8 to +7 inclusive.
3554 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3555 for moving a small integer into a register. Give this alternative
3557 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3558 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3559 using the J,K,L and M constraints,
3560 (liw): Remove SI mode on second operands to allow for HI and QI
3562 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3565 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3568 * combine.c (cant_combine_insn_p): Check zero/sign extended
3571 2011-02-15 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/47743
3574 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3575 for a non-type-compatible VN lookup bail out.
3577 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3579 * config/fr30/constraints.md: New file.
3580 * config/fr30/fr30.md: Include it.
3581 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3582 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3583 (EXTRA_CONSTRAINT): Delete.
3585 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3587 * config/frv/constraints.md: New file.
3588 * config/frv/predicates.md: Include it.
3589 * config/frv/frv.c (reg_class_from_letter): Delete.
3590 (frv_option_override): Don't initialize it.
3591 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3592 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3593 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3594 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3595 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3596 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3597 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3598 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3599 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3600 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3601 (REG_CLASS_FROM_CONSTRAINT): Delete.
3603 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3606 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3607 if frame size is 0 in a leaf function.
3609 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3612 * config/alpha/host-osf.c: New file.
3613 * config/alpha/x-osf: New file.
3614 * config.host (alpha*-dec-osf*): Use it.
3616 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3618 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3619 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3620 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3621 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3623 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3625 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3627 * config/stormy16/constraints.md: New file.
3628 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3629 Use satisfies_constraint_Q and satisfies_constraint_R.
3630 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3632 (xstormy16_legitiamte_address_p): Declare.
3633 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3634 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3635 (EXTRA_CONSTRAINT): Delete.
3636 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3638 (xstormy16_extra_constraint_p): Delete.
3640 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3642 PR tree-optimization/46494
3643 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3644 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3645 (pass_rtl_loop_done): Add TODO_verify_flow.
3646 * fwprop.c (pass_rtl_fwprop): Likewise.
3647 * modulo-sched.c (pass_sms): Likewise.
3648 * tree-ssa-dom.c (pass_dominator): Likewise.
3649 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3650 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3651 (pass_tree_loop_done): Likewise.
3652 * tree-ssa-pre.c (execute_pre): Likewise.
3653 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3654 * tree-ssa-sink.c (pass_sink_code): Likewise.
3655 * tree-vrp.c (pass_vrp): Likewise.
3657 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3659 * config/v850/constraints.md: New file.
3660 * config/v850/v850.md: Include it.
3661 * config/v850/predicates.md (reg_or_0_operand): Use
3662 satisfies_constraint_G.
3663 (special_symbolref_operand): Use satisfies_constraint_K.
3664 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3665 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3666 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3667 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3668 (EXTRA_CONSTRAINT): Delete.
3669 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3670 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3671 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3673 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3676 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3679 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3681 * config/mcore/constraints.md: New file.
3682 * config/mcore/mcore.md: Include it.
3683 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3684 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3685 (REG_CLASS_FROM_LETTER): Delete.
3686 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3687 insn_const_int_ok_for_constraint.
3688 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3689 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3690 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3691 (EXTRA_CONSTRAINT): Delete.
3693 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3696 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3697 (IS_SIGHANDLER): Define.
3698 (sparc64_is_sighandler): New function, split off from
3699 sparc64_fallback_frame_state.
3700 (sparc_is_sighandler): New function, split off from
3701 sparc_fallback_frame_state.
3702 (sparc64_fallback_frame_state): Merge with ...
3703 (sparc_fallback_frame_state): ... this into ...
3704 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3705 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3706 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3707 stack instead of hardcoded offsets.
3709 2011-02-14 Andriy Gapon <avg@freebsd.org>
3712 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3714 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3716 * configure: Regenerate.
3718 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3721 * gcc.c (asm_options): Correct spec matching --target-help.
3723 2011-02-12 Martin Jambor <mjambor@suse.cz>
3725 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3726 to gimple call error.
3728 2011-02-12 Mike Stump <mikestump@comcast.net>
3730 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3731 comments in backslash regions.
3733 2011-02-12 Mike Stump <mikestump@comcast.net>
3734 Jakub Jelinek <jakub@redhat.com>
3735 Iain Sandoe <iains@gcc.gnu.org>
3738 * dwarf2out.c (output_cfa_loc): When required, apply the
3739 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3740 (output_loc_sequence): Likewise.
3741 (output_loc_operands_raw): Likewise.
3742 (output_loc_sequence_raw): Likewise.
3743 (output_cfa_loc): Likewise.
3744 (output_loc_list): Suppress register number adjustment when
3745 calling output_loc_sequence()
3746 (output_die): Likewise.
3748 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3750 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3752 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3753 xtensa_memory_move_cost): New functions.
3754 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3756 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3759 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3760 in the current directory.
3761 * configure: Rebuilt.
3763 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3765 * config/darwin.c (darwin_override_options): Add a hunk missed
3766 from the commit of r168571. Trim comment line lengths and
3767 correct indents of the preceding block.
3769 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3771 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3774 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3776 * common.opt (nostartfiles): New Driver option.
3778 2011-02-11 Xinliang David Li <davidxl@google.com>
3780 PR tree-optimization/47707
3781 * tree-chrec.c (convert_affine_scev): Keep type precision.
3783 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3785 PR tree-optimization/47420
3786 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3788 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3790 PR rtl-optimization/47614
3791 * rtl.h (check_for_inc_dec): Declare.
3792 * dse.c (check_for_inc_dec): Externalize...
3793 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
3794 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
3796 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3799 * gcc.c (main): Do not compile inputs if there were errors in
3801 * opts-common.c (read_cmdline_option): Check for wrong language
3802 after other error checks.
3804 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
3806 * cgraph.c: Fix comment typos.
3807 * cgraph.h: Likewise.
3808 * cgraphunit.c: Likewise.
3809 * ipa-cp.c: Likewise.
3810 * ipa-inline.c: Likewise.
3811 * ipa-prop.c: Likewise.
3812 * ipa-pure-const.c: Likewise.
3813 * ipa-ref.c: Likewise.
3814 * ipa-reference.c: Likewise.
3816 2011-02-11 Jakub Jelinek <jakub@redhat.com>
3819 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
3821 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3824 * doc/sourcebuild.texi (Require Support): Document
3825 dg-require-ascii-locale.
3827 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
3829 * doc/lto.texi (Write summary): Fix missing parentheses.
3831 2011-02-10 DJ Delorie <dj@redhat.com>
3833 * config/m32c/m32c.c (m32c_option_override): Disable
3834 -fcombine-stack-adjustments until flag value tracking and compare
3835 optimization can be rewritten.
3837 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
3839 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
3841 (PROCESSOR_DEFAULT64): Likewise.
3843 2011-02-10 Richard Henderson <rth@redhat.com>
3845 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
3846 change from 2011-02-03.
3847 * config/rx/rx.c (flags_from_code): Likewise.
3848 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
3849 is valid, n/pz otherwise.
3850 (rx_select_cc_mode): Return CCmode if Y is not zero.
3852 2011-02-10 Richard Guenther <rguenther@suse.de>
3854 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
3856 2011-02-10 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/47677
3859 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
3861 2011-02-10 Jakub Jelinek <jakub@redhat.com>
3864 * combine.c (make_compound_operation): Only change shifts into
3865 multiplication for SCALAR_INT_MODE_P.
3867 2011-02-10 Jie Zhang <jie@codesourcery.com>
3871 2011-02-05 Jie Zhang <jie@codesourcery.com>
3873 * web.c (entry_register): Don't clobber the number of the
3874 first uninitialized reference in used[].
3876 2011-02-09 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/47664
3879 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
3882 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
3886 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
3888 (PROCESSOR_DEFAULT64): Same.
3889 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
3891 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3893 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
3895 2011-02-09 Martin Jambor <mjambor@suse.cz>
3898 * tree-sra.c (struct access): New flags grp_scalar_read and
3899 grp_scalar_write. Changed description of assignment read and write
3901 (dump_access): Dump new flags, reorder all of them.
3902 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
3903 to detect multiple scalar reads.
3904 (analyze_access_subtree): Use the new scalar read write flags instead
3905 of the old flags. Adjusted comments.
3907 2011-02-08 DJ Delorie <dj@redhat.com>
3910 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
3913 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3915 * config/m68k/uclinux.opt: New.
3916 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
3918 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3920 * config/cris/elf.opt (sim): New Driver option.
3922 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3924 * config/xtensa/elf.opt: New.
3925 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
3927 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3929 * config/vax/elf.opt: New.
3930 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
3932 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3934 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
3936 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3938 * config/gnu-user.opt: New.
3939 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
3940 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
3941 *-*-uclinux*): Use gnu-user.opt.
3943 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
3945 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
3946 * config/i386/gnu.h (CPP_SPEC): Likewise.
3948 2011-02-08 Ian Lance Taylor <iant@google.com>
3950 * common.opt (fcx-limited-range): Add SetByCombined flag.
3951 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
3952 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
3953 (fassociative-math, freciprocal-math): Likewise.
3954 (funsafe-math-optimizations): Likewise.
3955 * opth-gen.awk: Handle SetByCombined.
3956 * optc-gen.awk: Likewise.
3957 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
3958 (set_unsafe_math_optimizations_flags): Likewise.
3959 * doc/options.texi (Option properties): Document SetByCombined.
3961 2011-02-08 Joseph Myers <joseph@codesourcery.com>
3963 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
3964 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
3965 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
3966 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
3967 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
3969 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
3971 PR tree-optimization/46834
3972 PR tree-optimization/46994
3973 PR tree-optimization/46995
3974 * graphite-sese-to-poly.c (used_outside_reduction): New.
3975 (detect_commutative_reduction): Call used_outside_reduction.
3976 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
3977 translate_scalar_reduction_to_array only when at least one
3978 loop-phi/close-phi tuple has been detected.
3980 2011-02-08 Richard Guenther <rguenther@suse.de>
3983 * tree-vect-generic.c (expand_vector_operations_1): Update
3985 (expand_vector_operations): ... not here. Cleanup EH info
3986 and the CFG if required.
3988 2011-02-08 Richard Guenther <rguenther@suse.de>
3990 PR tree-optimization/47641
3991 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
3992 require type compatibility.
3994 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3996 * gimple-low.c (lower_function_body): Don't remove the location of
3997 the return statement here.
3998 (lower_gimple_return): Do it here instead but only if the return
3999 statement is actually used twice.
4001 2011-02-08 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/47632
4004 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4005 unused up_to_stmt parameter, return whether cfg-cleanup is
4006 necessary, remove EH info properly.
4007 (forward_propagate_into_gimple_cond): Adjust caller.
4008 (forward_propagate_into_cond): Likewise.
4009 (forward_propagate_comparison): Likewise.
4010 (tree_ssa_forward_propagate_single_use_vars): Make
4011 forward_propagate_comparison case similar to the two others.
4013 2011-02-08 Nick Clifton <nickc@redhat.com>
4015 * config/mn10300/mn10300.opt (mliw): New command line option.
4016 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4017 (liw_bundling): New automaton.
4018 (liw): New attribute.
4019 (liw_op): New attribute.
4020 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4021 (movsi_internal): Add LIW attributes.
4025 (addsi3): Separate register and immediate alternatives.
4030 (lshrsi3): Likewise.
4031 (ashrsi3): Likewise.
4033 * config/mn10300/mn10300.c (liw_op_names): New
4034 (mn10300_print_operand): Handle 'W' operand descriptor.
4035 (extract_bundle): New function.
4036 (check_liw_constraints): New function.
4037 (liw_candidate): New function.
4038 (mn10300_bundle_liw): New function.
4039 (mn10300_reorg): New function.
4040 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4041 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4042 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4043 __LIW__ or __NO_LIW__.
4044 * doc/invoke.texi: Describe the -mliw command line option.
4046 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4048 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4049 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4050 pthread_mutex_unlock): Remove.
4051 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4052 * config/pa/t-pa64: Likewise.
4053 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4054 shared libc if not linking against libpthread.
4055 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4057 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4060 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4061 on 10.6 and later to ensure that we always use the unwinder from
4062 the system. Only add -no_compact_unwind when tarteting darwin
4065 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4068 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4069 (vec_interleave_lowv2sf): Ditto.
4070 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4071 (vec_extract_oddv2sf): Ditto.
4073 2011-02-07 Mike Stump <mikestump@comcast.net>
4076 Add __ieee_divdc3 entry point.
4077 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4079 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4080 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4081 * config/darwin.c (darwin_rename_builtins): Add.
4082 * config/darwin-protos.h (darwin_rename_builtins): Add.
4084 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4087 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4090 2011-02-07 Mike Stump <mikestump@comcast.net>
4092 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4094 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4097 * config/avr/libgcc.S (exit): Move .endfunc
4099 2011-02-07 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/47615
4102 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4103 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4104 (run_scc_vn): Initialize it.
4105 (visit_reference_op_load): Use it.
4106 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4108 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4110 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4111 DImode trapping arithmetic libfuncs.
4113 2011-02-07 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/47621
4116 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4118 (execute_update_addresses_taken): ... here. Make it more
4119 conservative in what we accept.
4121 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4123 * config/sparc/freebsd.h (ASM_SPEC): Define.
4124 * config/sparc/vxworks.h (ASM_SPEC): Define.
4126 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4128 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4130 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4132 * doc/invoke.texi: Remove reference to compiler internals from
4135 * reg-notes.def: Remove REG_VALUE_PROFILE.
4136 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4138 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4141 * varasm.c (default_section_type_flags): If decl is NULL,
4142 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4144 2011-02-05 Jie Zhang <jie@codesourcery.com>
4147 * web.c (entry_register): Don't clobber the number of the
4148 first uninitialized reference in used[].
4150 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4152 PR tree-optimization/46194
4153 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4154 (build_classic_dist_vector_1): Do not represent classic distance
4155 vectors when the access functions are variating in different loops.
4157 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4159 * config/mips/iris6.opt: New.
4160 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4162 2011-02-04 Richard Henderson <rth@redhat.com>
4163 Steve Ellcey <sje@cup.hp.com>
4166 * config/ia64/predicates.md (mux1_brcst_element): New.
4167 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4168 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4169 (ia64_unpack_sign): New.
4170 (ia64_expand_unpack): Rewrite using new routines.
4171 (ia64_expand_widen_sum): Ditto.
4172 (ia64_expand_dot_prod_v8qi): Ditto.
4173 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4174 routines, add endian check.
4175 (pmpy2_even): Rename from pmpy2_r, add endian check.
4176 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4177 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4178 (vec_widen_smult_hi_v4hi): Ditto.
4179 (vec_widen_umult_lo_v4hi): Ditto.
4180 (vec_widen_umult_hi_v4hi): Ditto.
4181 (mulv2si3): Change endian checks.
4182 (sdot_prodv4hi): Rewrite with new calls.
4183 (udot_prodv4hi): New.
4184 (vec_pack_ssat_v4hi): Add endian check.
4185 (vec_pack_usat_v4hi): Ditto.
4186 (vec_pack_ssat_v2si): Ditto.
4187 (max1_even): Rename from max1_r, add endian check.
4188 (max1_odd): Rename from max1_l, add endian check.
4189 (*mux1_rev): Format change.
4191 (*mux1_shuf): Ditto.
4193 (*mux1_brcst_v8qi): Use new predicate.
4194 (vec_extract_evenv8qi): Remove endian check.
4195 (vec_extract_oddv8qi): Ditto.
4196 (vec_interleave_lowv4hi): Format change.
4197 (vec_interleave_highv4hi): Ditto.
4198 (mix2_even): Rename from mix2_r, add endian check.
4199 (mix2_odd): Rename from mux2_l, add endian check.
4200 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4201 (vec_extract_evenodd_helper): Format change.
4202 (vec_extract_evenv4hi): Remove endian check.
4203 (vec_extract_oddv4hi): Remove endian check.
4204 (vec_interleave_lowv2si): Format change.
4205 (vec_interleave_highv2si): Format change.
4206 (vec_initv2si): Remove endian check.
4207 (vecinit_v2si): Add endian check.
4208 (reduc_splus_v2sf): Add endian check.
4209 (reduc_smax_v2sf): Ditto.
4210 (reduc_smin_v2sf): Ditto.
4211 (vec_initv2sf): Remove endian check.
4212 (fpack): Add endian check.
4213 (fswap): Add endian check.
4214 (vec_interleave_highv2sf): Add endian check.
4215 (vec_interleave_lowv2sf): Add endian check.
4216 (fmix_lr): Add endian check.
4217 (vec_setv2sf): Format change.
4218 (*vec_extractv2sf_0_be): Use shift to extract operand.
4219 (*vec_extractv2sf_1_be): New.
4220 (vec_pack_trunc_v4hi): Add endian check.
4221 (vec_pack_trunc_v2si): Format change.
4223 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4226 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4227 do bb, locus and block comparison and disallow loads if it is not set.
4228 (stmt_is_replaceable_p): New function.
4229 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4231 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4232 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4234 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4236 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4238 * config/rs6000/xilinx.opt: New.
4239 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4241 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4243 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4245 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4247 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4248 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4249 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4250 secondary_reload_info, xtensa_secondary_reload): Remove.
4251 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4252 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4253 (xtensa_preferred_reload_class): Make static. Change return and
4254 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4255 Use CONST_DOUBLE_P predicate.
4256 (xtensa_preferred_output_reload_class): New function.
4257 (xtensa_secondary_reload): Make static.
4259 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4261 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4262 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4263 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4265 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4268 * output.h (SECTION_RELRO): Define.
4269 (SECTION_MACH_DEP): Adjust.
4270 (get_variable_section): New prototype.
4271 * varpool.c (varpool_finalize_named_section_flags): New function.
4272 (varpool_assemble_pending_decls): Call it.
4273 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4274 * cgraphunit.c (cgraph_output_in_order): Call
4275 varpool_finalize_named_section_flags.
4276 * varasm.c (get_section): Allow section flags conflicts between
4277 relro and read-only sections if the section hasn't been declared yet.
4278 Set SECTION_OVERRIDE after diagnosing section type conflict.
4279 (get_variable_section): No longer static.
4280 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4281 readonly sections that need relocations.
4282 (decl_readonly_section_1): New function.
4283 (decl_readonly_section): Use it.
4286 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4287 Steve Ellcey <sje@cup.hp.com>
4290 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4291 if section attribute used.
4293 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4295 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4296 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4297 (darwin_init_sections): Remove assertion.
4299 2011-02-03 Nick Clifton <nickc@redhat.com>
4301 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4303 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4304 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4305 instead of "n" and "pz".
4306 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4309 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4312 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4313 fma, expand FMA_EXPR as fma{,f,l} call.
4316 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4317 copy them into a unsigned char variable and pass address of it to
4318 lto_output_data_stream.
4321 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4322 around backend_init_target and lang_dependent_init_target calls.
4323 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4324 (verify_cgraph_node): Don't call set_cfun here. Use
4325 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4326 Set error_found for incorrectly represented calls to thunks.
4328 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4331 PR rtl-optimization/43494
4332 * rtl.h (for_each_inc_dec_fn): New type.
4333 (for_each_inc_dec): Declare.
4334 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4335 (for_each_inc_dec_find_inc_dec): New fn.
4336 (for_each_inc_dec_find_mem): New fn.
4337 (for_each_inc_dec): New fn.
4338 * dse.c (struct insn_size): Remove.
4339 (replace_inc_dec, replace_inc_dec_mem): Remove.
4340 (emit_inc_dec_insn_before): New fn.
4341 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4342 (canon_address): Pass mem modes to cselib_lookup.
4343 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4344 (cselib_lookup_from_insn): Likewise.
4345 (cselib_subst_to_values): Likewise.
4346 * cselib.c (find_slot_memmode): New var.
4347 (cselib_find_slot): New fn. Use it instead of
4348 htab_find_slot_with_hash everywhere.
4349 (entry_and_rtx_equal_p): Use find_slot_memmode.
4350 (autoinc_split): New fn.
4351 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4352 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4353 Deal with autoinc. Special-case recursion into MEMs.
4354 (cselib_hash_rtx): Likewise.
4355 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4356 address and MEM modes.
4357 (cselib_subst_to_values): Add memmode, pass it on.
4359 (cselib_lookup): Add memmode argument, pass it on.
4360 (cselib_lookup_from_insn): Add memmode.
4361 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4362 (struct cselib_record_autoinc_data): New.
4363 (cselib_record_autoinc_cb): New fn.
4364 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4365 mode to cselib_lookup. Reset autoinced REGs here instead of...
4366 (cselib_process_insn): ... here.
4367 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4369 (add_uses): Likewise, also to cselib_subst_to_values.
4370 (add_stores): Likewise.
4371 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4372 cselib_subst_to_values.
4373 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4374 * gcse.c (do_local_cprop): Adjusted.
4375 * postreload.c (reload_cse_simplify_set): Adjusted.
4376 (reload_cse_simplify_operands): Adjusted.
4377 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4379 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4381 PR tree-optimization/45122
4382 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4383 unsafe assumptions when there's more than one loop exit.
4385 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4388 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4389 Document using vector double with the load/store builtins, and
4390 that the load/store builtins always use Altivec instructions.
4392 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4393 to use altivec memory instructions, even on VSX.
4394 (vector_altivec_store_<mode>): Ditto.
4396 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4399 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4400 V2DF, V2DI support to load/store overloaded builtins.
4402 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4403 altivec load/store builtins for V2DF/V2DI types.
4405 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4406 set avoid indexed addresses on power6 if -maltivec.
4407 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4408 vector_altivec_load/vector_altivec_store builtins.
4409 (altivec_expand_st_builtin): Ditto.
4410 (altivec_expand_builtin): Add VSX memory builtins.
4411 (rs6000_init_builtins): Add V2DI types to internal types.
4412 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4413 load/store builtins.
4414 (rs6000_address_for_altivec): Insure memory address is appropriate
4417 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4418 vec_vsx_ld and vec_vsx_st.
4419 (vsx_store_<mode>): Ditto.
4421 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4422 variables to hold long long types for VSX vector memory builtins.
4423 (RS6000_BTI_unsigned_long_long): Ditto.
4424 (long_long_integer_type_internal_node): Ditti.
4425 (long_long_unsigned_type_internal_node): Ditti.
4427 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4428 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4429 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4431 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4433 (vec_vsx_st): Ditto.
4435 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4437 * config/pa/pa-hpux10.opt: New.
4438 * config/hpux11.opt (pthread): New Driver option.
4439 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4440 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4442 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4444 * config/ia64/vms.opt: New.
4445 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4447 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4450 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4451 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4452 generator functions.
4453 (vsx_floatuns<VSi><mode>2): Ditto.
4454 (vsx_fix_trunc<mode><VSi>2): Ditto.
4455 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4457 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4459 * config/i386/djgpp.opt (posix): New Driver option.
4461 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4463 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4464 Move to the unsupported targets list.
4466 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4468 PR rtl-optimization/47525
4469 * df-scan.c: Update copyright years.
4470 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4471 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4473 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4475 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4476 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4477 (ASM_OUTPUT_ASCII): Remove.
4478 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4480 2011-02-02 Jeff Law <law@redhat.com>
4483 * reload.c (find_reloads_address): Handle reg+d address where both
4484 components are invalid by reloading the entire address.
4486 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4487 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/40979
4491 * passes.c (init_optimization_passes): After LIM call copy_prop
4492 and DCE to clean up.
4493 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4495 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4497 PR tree-optimization/47576
4498 PR tree-optimization/47555
4499 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4500 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4501 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4502 * tree-scalar-evolution.c (follow_ssa_edge): Use
4503 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4505 2011-02-02 Richard Guenther <rguenther@suse.de>
4507 PR tree-optimization/47566
4508 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4510 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4514 * tree-inline.c (declare_return_variable): Remove unused caller
4519 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4520 * cfgexpand.c (account_used_vars_for_block): Use them.
4521 * tree-nrv.c (tree_nrv): Likewise.
4522 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4523 (dump_scope_block): Likewise.
4524 (remove_unused_locals): Likewise.
4528 * tree-inline.c (declare_return_variable): Add result decl to
4529 local decls only once.
4530 * gimple-low.c (record_vars_into): Mark newly-created variables
4533 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4539 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4541 (no_real_insns_p, schedule_block, set_priorities): Drop special
4542 treatment of boundary debug insns.
4543 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4544 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4545 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4546 (BOUNDARY_DEBUG_INSN_P): Likewise.
4547 (SCHEDULE_DEBUG_INSN_P): Likewise.
4548 * sched-rgn.c (init_ready_list): Drop special treatment of
4549 boundary debug insns.
4550 * final.c (rest_of_clean_state): Clear notes' BB.
4552 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4554 * config/openbsd.opt (assert=): New Driver option.
4556 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4558 * config/i386/nto.opt: New.
4559 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4561 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4563 * config/i386/netware.opt: New.
4564 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4566 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4568 * config/interix.opt (posix): New Driver option.
4570 2011-02-01 DJ Delorie <dj@redhat.com>
4572 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4574 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4577 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4579 PR tree-optimization/47561
4580 * toplev.c (process_options): Print the Graphite flags. Add
4581 flag_loop_flatten to the list of options requiring Graphite.
4583 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4585 * config/i386/cygming.opt (posix): New Driver option.
4587 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4589 * config/arm/vxworks.opt: New.
4590 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4592 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4594 * config/alpha/elf.opt: New.
4595 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4596 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4598 2011-02-01 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/47559
4601 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4602 store-motion on references that can throw.
4604 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4606 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4607 * tree-pass.h (TDF_CSELIB): New macro.
4608 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4609 cselib_lookup): Check for it rather than for TDF_DETAILS.
4611 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4614 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4617 * opts.c (finish_options): Don't add x_aux_base_name if it is
4620 2011-02-01 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/47555
4624 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4626 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4628 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4631 * config/lm32/t-lm32: Add multilib for all CPU options.
4633 2011-02-01 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/47541
4636 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4637 sure to have a field at offset zero.
4639 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4641 * config/arc/arc.opt (EB, EL): New Driver options.
4643 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4645 * config/alpha/osf5.opt: New.
4646 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4648 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4650 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4652 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4654 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4656 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4657 is an alias of -floop-interchange and that it requires the
4658 Graphite infrastructure.
4659 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4660 flag_loop_interchange based on the value of flag_tree_loop_linear.
4662 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4663 Richard Guenther <rguenther@suse.de>
4665 PR tree-optimization/47538
4666 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4667 type instead of r1type, except for comparisons. For right
4668 shifts and comparisons punt if there are mismatches in
4669 sizetype vs. non-sizetype types.
4671 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4673 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4676 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4678 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4680 * configure: Regenerate.
4682 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4684 * configure.ac (gcc_cv_ld_static_option): Define.
4685 (gcc_cv_ld_dynamic_option): Define.
4686 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4688 (HAVE_LD_STATIC_DYNAMIC): Update message.
4689 (LD_STATIC_OPTION): Define.
4690 (LD_DYNAMIC_OPTION): Define.
4691 * configure: Regenerate.
4692 * config.in: Regenerate.
4693 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4694 HAVE_LD_STATIC_DYNAMIC]: Use them.
4696 2011-01-31 Nick Clifton <nickc@redhat.com>
4698 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4699 registers inside interrupt handlers if the handler is not a leaf
4702 2011-01-31 Nick Clifton <nickc@redhat.com>
4704 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4705 reg_renumber returning an INVALID_REGNUM.
4707 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4710 * doc/install.texi: Document host options discarded when cross
4711 configuring target libraries.
4713 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4716 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4719 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4721 (no_real_insns_p, schedule_block, set_priorities): Drop special
4722 treatment of boundary debug insns.
4723 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4724 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4725 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4726 (BOUNDARY_DEBUG_INSN_P): Likewise.
4727 (SCHEDULE_DEBUG_INSN_P): Likewise.
4728 * sched-rgn.c (init_ready_list): Drop special treatment of
4729 boundary debug insns.
4730 * final.c (rest_of_clean-state): Clear notes' BB.
4732 2011-01-31 Alan Modra <amodra@gmail.com>
4734 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4735 toc relative expressions as we do in print_operand_address.
4737 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4739 * doc/extend.texi: Follow spelling conventions.
4740 * doc/invoke.texi: Fix a typo.
4742 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4744 * config/hpux11.opt: New.
4745 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4746 ia64*-*-hpux*): Use hpux11.opt.
4748 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4750 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4753 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4755 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4758 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4760 * doc/install.texi (Binaries): Remove outdated reference for
4761 Motorola 68HC11/68HC12 downloads.
4763 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4765 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4768 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4771 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4774 2011-01-28 Ahmad Sharif <asharif@google.com>
4776 * value-prof.c (check_counter): Corrected error message.
4778 2011-01-29 Jie Zhang <jie@codesourcery.com>
4780 * config/arm/arm.c (arm_legitimize_reload_address): New.
4781 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4782 arm_legitimize_reload_address.
4783 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4785 2011-01-28 Ian Lance Taylor <iant@google.com>
4787 * godump.c (go_define): Ignore macros whose definitions include
4788 two adjacent operands.
4790 2011-01-28 Jakub Jelinek <jakub@redhat.com>
4793 * varasm.c (force_const_mem): Store copy of x in desc->constant
4794 instead of x itself.
4795 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
4796 itself into REG_EQUAL note.
4798 2011-01-28 Joseph Myers <joseph@codesourcery.com>
4800 * config/freebsd.opt (posix, rdynamic): New Driver options.
4802 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4804 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
4806 * configure: Regenerate.
4808 2011-01-27 Joseph Myers <joseph@codesourcery.com>
4810 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
4811 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
4813 2011-01-27 Anatoly Sokolov <aesok@post.ru>
4815 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
4816 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
4817 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4818 (s390_preferred_reload_class): Make static. Change return and
4819 'rclass' argument type to reg_class_t.
4821 2011-01-27 Jan Hubicka <jh@suse.cz>
4824 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
4825 (process_function_and_variable_attributes): Check defined weakrefs.
4827 2011-01-27 Martin Jambor <mjambor@suse.cz>
4829 PR tree-optimization/47228
4830 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
4831 build_ref_for_offset.
4833 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4835 * config/spu/spu-elf.h (ASM_SPEC): Remove.
4837 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
4839 PR rtl-optimization/46856
4840 * postreload.c (reload_combine_recognize_const_pattern): Do not
4841 separate cc0 setter and user on cc0 targets.
4843 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
4846 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
4847 passed a VOID_TYPE expression, immediately emit an error and
4848 return error_mark_node.
4850 2011-01-26 Jeff Law <law@redhat.com>
4852 PR rtl-optimization/47464
4853 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
4854 rather than may_trap_p as needed.
4856 2011-01-26 DJ Delorie <dj@redhat.com>
4858 PR rtl-optimization/46878
4859 * combine.c (insn_a_feeds_b): Check for the implicit cc0
4860 setter/user dependency as well.
4862 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
4864 PR rtl-optimization/44469
4865 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
4866 after removing trivially dead basic blocks.
4868 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4870 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
4871 * config/frv/frv.h (LINK_SPEC): Likewise.
4872 * config/i386/netware.h (LINK_SPEC): Likewise.
4873 * config/m68k/linux.h (ASM_SPEC): Likewise.
4874 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4875 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4876 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4877 * config/sparc/linux.h (ASM_SPEC): Likewise.
4878 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4879 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4881 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4883 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
4884 * config/frv/frv.h (ASM_SPEC): Likewise.
4885 * config/m68k/linux.h (ASM_SPEC): Likewise.
4886 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4887 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
4888 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4889 * config/sparc/linux.h (ASM_SPEC): Likewise.
4890 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4891 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4893 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4895 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
4896 * config/frv/frv.h (LINK_SPEC): Likewise.
4897 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4899 2011-01-26 Joseph Myers <joseph@codesourcery.com>
4901 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
4902 * config/frv/frv.h (ASM_SPEC): Likewise.
4903 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
4904 * config/m68k/linux.h (ASM_SPEC): Likewise.
4905 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
4906 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
4907 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4908 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
4909 * config/sparc/linux.h (ASM_SPEC): Likewise.
4910 * config/sparc/linux64.h (ASM_SPEC): Likewise.
4911 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
4912 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
4914 2011-01-26 Steve Ellcey <sje@cup.hp.com>
4917 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
4919 (vec_extract_evenodd_help): Ditto.
4920 (vec_extract_evenv4hi): Ditto.
4921 (vec_extract_oddv4hi): Ditto.
4922 (vec_interleave_lowv2si): Ditto.
4923 (vec_interleave_highv2si): Ditto.
4924 (vec_extract_evenv2si): Ditto.
4925 (vec_extract_oddv2si: Ditto.
4926 (vec_pack_trunc_v2si): Ditto.
4928 2011-01-22 Jan Hubicka <jh@suse.cz>
4931 * cgraph.h (cgraph_local_info): New field can_change_signature.
4932 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
4933 signature can change.
4934 (ipcp_estimate_growth): Call sequence simplify only if calle signature
4936 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
4937 (cgraph_function_versioning): We can not change signature of functions
4938 that don't allow that.
4939 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
4940 (lto_input_node): Likewise.
4941 * ipa-inline.c (compute_inline_parameters): Compute
4942 local.can_change_signature.
4943 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
4944 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
4945 functions that can not change signature.
4946 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
4947 init_cumulative_args): Do not use local calling conventions
4948 for functions that can not change signature.
4950 2011-01-22 Jan Hubicka <jh@suse.cz>
4952 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
4954 2011-01-26 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/47190
4957 * cgraphunit.c (process_common_attributes): New function.
4958 (process_function_and_variable_attributes): Use it.
4960 2011-01-26 Richard Guenther <rguenther@suse.de>
4963 * cgraphbuild.c (record_eh_tables): Record reference to personality
4966 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
4969 * sel-sched.c (moveup_expr): Don't let debug insns prevent
4970 non-debug insns from moving up.
4972 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
4975 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
4976 t-dlldir{,-x} fragment for build and add it to tmake_file.
4977 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
4978 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
4979 * config/i386/t-dlldir: New file.
4980 (SHLIB_DLLDIR): Define.
4981 * config/i386/t-dlldir-x: New file.
4982 (SHLIB_DLLDIR): Define.
4983 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
4984 (SHLIB_INSTALL): Use it.
4986 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
4989 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
4990 lower bound of the allowed Thumb-2 coprocessor load/store
4991 index range to -256. Add explaining comment.
4993 2011-01-25 Ian Lance Taylor <iant@google.com>
4995 * godump.c (go_define): Improve lexing of macro expansion to only
4996 accept expressions which match Go spec.
4998 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5001 * tree.c (handle_dll_attribute): Handle it.
5002 * doc/extend.texi (@item dllexport): Mention it.
5003 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5005 2011-01-25 Ian Lance Taylor <iant@google.com>
5007 PR tree-optimization/26854
5008 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5009 (decl_jump_unsafe): Move higher in file, with no other change.
5010 (bind): Set has_jump_unsafe_decl if appropriate.
5011 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5012 (check_earlier_gotos): Likewise.
5013 (c_check_switch_jump_warnings): Likewise.
5015 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5017 * doc/invoke.texi (Warning Options): Add missing hyphen.
5018 (-fprofile-dir): Minor grammatical fixes.
5019 (-fbranch-probabilities): Likewise.
5021 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5025 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5027 (no_real_insns_p, schedule_block, set_priorities): Drop special
5028 treatment of boundary debug insns.
5029 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5030 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5031 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5032 (BOUNDARY_DEBUG_INSN_P): Likewise.
5033 (SCHEDULE_DEBUG_INSN_P): Likewise.
5034 * sched-rgn.c (init_ready_list): Drop special treatment of
5035 boundary debug insns.
5036 * final.c (rest_of_clean-state): Clear notes' BB.
5038 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5040 * Makefile.in (LAMBDA_H): Removed.
5041 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5042 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5043 lambda-trans.o, and tree-loop-linear.o.
5044 (lto-symtab.o): Remove dependence on LAMBDA_H.
5045 (tree-loop-linear.o): Remove rule.
5046 (lambda-mat.o): Same.
5047 (lambda-trans.o): Same.
5048 (lambda-code.o): Same.
5049 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5050 (tree-vect-slp.o): Same.
5051 * hwint.h (gcd): Moved here.
5052 (least_common_multiple): Same.
5053 * lambda-code.c: Removed.
5054 * lambda-mat.c: Removed.
5055 * lambda-trans.c: Removed.
5056 * lambda.h: Removed.
5057 * tree-loop-linear.c: Removed.
5058 * lto-symtab.c: Do not include lambda.h.
5059 * omega.c (gcd): Removed.
5060 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5061 * tree-data-ref.c (print_lambda_vector): Moved here.
5062 (lambda_vector_copy): Same.
5063 (lambda_matrix_copy): Same.
5064 (lambda_matrix_id): Same.
5065 (lambda_vector_first_nz): Same.
5066 (lambda_matrix_row_add): Same.
5067 (lambda_matrix_row_exchange): Same.
5068 (lambda_vector_mult_const): Same.
5069 (lambda_vector_negate): Same.
5070 (lambda_matrix_row_negate): Same.
5071 (lambda_vector_equal): Same.
5072 (lambda_matrix_right_hermite): Same.
5073 * tree-data-ref.h: Do not include lambda.h.
5074 (lambda_vector): Moved here.
5075 (lambda_matrix): Same.
5076 (dependence_level): Same.
5077 (lambda_transform_legal_p): Removed declaration.
5078 (lambda_collect_parameters): Same.
5079 (lambda_compute_access_matrices): Same.
5080 (lambda_vector_gcd): Same.
5081 (lambda_vector_new): Same.
5082 (lambda_vector_clear): Same.
5083 (lambda_vector_lexico_pos): Same.
5084 (lambda_vector_zerop): Same.
5085 (lambda_matrix_new): Same.
5086 * tree-flow.h (least_common_multiple): Removed declaration.
5087 * tree-parloops.c (lambda_trans_matrix): Moved here.
5089 (LTM_ROWSIZE): Same.
5090 (LTM_COLSIZE): Same.
5091 (LTM_DENOMINATOR): Same.
5092 (lambda_trans_matrix_new): Same.
5093 (lambda_matrix_vector_mult): Same.
5094 (lambda_transform_legal_p): Same.
5095 * tree-pass.h (pass_linear_transform): Removed declaration.
5096 * tree-ssa-loop.c (tree_linear_transform): Removed.
5097 (gate_tree_linear_transform): Removed.
5098 (pass_linear_transform): Removed.
5099 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5100 flag_loop_interchange.
5102 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5104 PR tree-optimization/47265
5105 PR tree-optimization/47443
5106 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5107 if name still has some uses.
5109 2011-01-25 Martin Jambor <mjambor@suse.cz>
5111 PR tree-optimization/47382
5112 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5113 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5115 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5117 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5118 sjlj_except_unwind_info.
5120 2011-01-25 Richard Guenther <rguenther@suse.de>
5122 PR tree-optimization/47426
5123 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5124 visible functions results escape.
5126 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5129 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5130 (arm_get_frame_offsets): Use it.
5132 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5133 Jakub Jelinek <jakub@redhat.com>
5135 PR tree-optimization/47271
5136 * tree-if-conv.c (bb_postdominates_preds): New.
5137 (if_convertible_bb_p): Call bb_postdominates_preds.
5138 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5139 (predicate_scalar_phi): Call bb_postdominates_preds.
5141 2011-01-25 Nick Clifton <nickc@redhat.com>
5143 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5144 * config/rx/rx.c (rx_function_value): Likewise.
5145 (rx_promote_function_mode): Likewise.
5146 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5147 in order to make it legitimate.
5148 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5149 make sure that the first operand is the same as the result register.
5150 (addsi3_unspec): Delete.
5151 (subdi3): Do not accept immediate operands.
5152 (subdi3_internal): Likewise.
5154 2011-01-25 Jeff Law <law@redhat.com>
5156 PR rtl-optimization/37273
5157 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5158 handle them like argument loads from stack slots. Do not double
5159 count memory for memory constants and argument loads from stack slots.
5161 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5163 PR tree-optimization/47427
5164 PR tree-optimization/47428
5165 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5166 coalesce if the new root var would be TREE_READONLY.
5168 2011-01-25 Richard Guenther <rguenther@suse.de>
5171 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5172 correct type for TBAA.
5174 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5176 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5177 (close_phi_written_to_memory): Call for_each_index with
5178 dr_indices_valid_in_loop.
5180 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5182 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5183 when it is initialized.
5185 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5187 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5188 call to graphite_find_data_references_in_stmt.
5189 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5190 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5191 call to graphite_find_data_references_in_stmt.
5192 (analyze_drs_in_stmts): Same.
5193 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5194 in which the scalar analysis of indices is performed.
5195 (create_data_ref): Same. Update call to dr_analyze_indices.
5196 (find_data_references_in_stmt): Update call to create_data_ref.
5197 (graphite_find_data_references_in_stmt): Same.
5198 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5200 (create_data_ref): Same.
5201 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5202 call to create_data_ref.
5204 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5206 * graphite-sese-to-poly.c (build_poly_scop): Move
5207 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5209 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5211 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5212 VAR_DECL, PARM_DECL, and RESULT_DECL.
5214 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5216 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5218 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5219 that have already been marked as PBB_IS_REDUCTION.
5221 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5223 * graphite-scop-detection.c (same_close_phi_node): New.
5224 (remove_duplicate_close_phi): New.
5225 (make_close_phi_nodes_unique): New.
5226 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5228 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5230 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5231 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5232 of both data references to be the same.
5234 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5236 * graphite-dependences.c (build_lexicographical_constraint): Remove
5238 (build_lexicographical_constraint): Adjust call to
5239 ppl_powerset_is_empty.
5240 (dependence_polyhedron): Same.
5241 (graphite_legal_transform_dr): Same.
5242 (graphite_carried_dependence_level_k): Same.
5243 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5245 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5247 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5249 * graphite-sese-to-poly.c
5250 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5251 (close_phi_written_to_memory): New.
5252 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5255 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5257 * doc/install.texi: Update the expected version number of PPL to 0.11.
5258 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5259 #if PPL_VERSION_MINOR < 11.
5261 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5263 * graphite-dependences.c: Include graphite-cloog-util.h.
5264 (new_poly_ddr): Inlined into dependence_polyhedron.
5265 (free_poly_ddr): Moved close by new_poly_ddr.
5266 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5267 Early return NULL when ppl_powerset_is_empty returns true.
5268 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5269 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5270 (graphite_legal_transform_dr): Call new_poly_ddr.
5271 (graphite_carried_dependence_level_k): Same.
5272 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5273 (dot_transformed_deps_stmt_1): Removed.
5274 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5275 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5276 (dot_deps_1): Call dot_deps_2.
5277 * Makefile.in (graphite-dependences.o): Add missing dependence on
5278 graphite-cloog-util.h.
5280 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5282 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5283 (build_lexicographical_constraint): Same.
5284 (dependence_polyhedron_1): Same.
5285 (graphite_legal_transform_dr): Same.
5286 (graphite_carried_dependence_level_k): Same.
5287 * graphite-ppl.c (ppl_powerset_is_empty): New.
5288 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5289 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5291 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5293 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5294 the "a followed by b" relation and document it.
5296 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5298 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5299 iteration when the bag of constraints is empty.
5301 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5303 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5305 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5307 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5308 nest and two loop depths as parameters.
5309 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5310 lst_perfect_nestify.
5312 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5314 * graphite-dependences.c (print_pddr): Call
5315 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5317 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5319 * graphite-ppl.c (debug_gmp_value): New.
5320 * graphite-ppl.h (debug_gmp_value): Declared.
5322 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5324 * doc/install.texi: Document availability of cloog-0.16.
5326 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5328 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5329 invalid postdominance info.
5331 2011-01-24 Jan Hubicka <jh@suse.cz>
5334 * doc/extend.texi (weak pragma): Drop claim that it must
5335 appear before definition.
5336 * varasm.c (merge_weak, declare_weak): Only sanity check
5337 that DECL is not output at a time it is declared weak.
5339 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5341 * machmode.def: Fixed comments.
5343 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5345 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5347 2011-01-24 Paul Koning <ni1d@arrl.net>
5349 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5352 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5355 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5356 (block_info): Add scanned and prev.
5357 (move_or_delete_vzeroupper_2): Return if the basic block
5358 has been scanned and the upper 128bit state is unchanged
5360 (move_or_delete_vzeroupper_1): Return true if the exit
5362 (move_or_delete_vzeroupper): Visit basic blocks using the
5363 work-list based algorithm based on vt_find_locations in
5366 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5368 2011-01-24 Nick Clifton <nickc@redhat.com>
5370 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5371 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5372 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5373 then define __v850e1__.
5374 * doc/invoke.texi: Document -mv850es.
5376 2011-01-24 Richard Henderson <rth@redhat.com>
5378 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5379 compound unordered comparisons.
5380 * config/rx/rx.c (rx_split_fp_compare): Remove.
5381 * config/rx/rx-protos.h: Update.
5382 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5383 (cbranchsf4): Don't call rx_split_fp_compare.
5384 (*cbranchsf4): Use rx_split_cbranch.
5385 (*cmpsf): Don't accept "i" constraint.
5386 (*conditional_branch): Only valid after reload.
5387 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5389 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5392 * config/rs6000/altivec.md (vector constant splitters): Add
5393 support for creating vector single precision constants if -mvsx is
5394 used and we would create the constant using Altivec primitives.
5396 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5397 Richard Sandiford <rdsandiford@googlemail.com>
5399 PR rtl-optimization/47166
5400 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5401 mechanism for PRE_MODIFY and POST_MODIFY.
5402 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5405 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5407 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5409 2011-01-22 Jan Hubicka <jh@suse.cz>
5412 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5414 2011-01-22 Jan Hubicka <jh@suse.cz>
5416 PR tree-optimization/43884
5418 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5419 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5421 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5423 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5424 * config/s390/s390.c (s390_register_move_cost,
5425 s390_memory_move_cost): New.
5426 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5428 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5431 * except.c (sjlj_assign_call_site_values): Move setting the
5432 crtl->uses_eh_lsda flag to ...
5433 (sjlj_mark_call_sites): ... here.
5434 (sjlj_emit_function_enter): Support NULL dispatch label.
5435 (sjlj_build_landing_pads): In a function with no landing pads
5436 that still has must-not-throw regions, generate code to register
5437 a personality function with empty LSDA.
5439 2011-01-21 Richard Henderson <rth@redhat.com>
5441 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5443 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5445 * compare-elim.c: New file.
5446 * Makefile.in (OBJS-common): Add it.
5447 (compare-elim.o): New.
5448 * common.opt (fcompare-elim): New.
5449 * opts.c (default_options_table): Add OPT_fcompare_elim.
5450 * tree-pass.h (pass_compare_elim_after_reload): New.
5451 * passes.c (init_optimization_passes): Add it.
5452 * recog.h: Protect against re-inclusion.
5453 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5454 * doc/invoke.texi (-fcompare-elim): Document it.
5455 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5456 * doc/tm.texi: Rebuild.
5458 2011-01-22 Nick Clifton <nickc@redhat.com>
5460 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5461 rx_split_fp_compare.
5463 2011-01-22 Nick Clifton <nickc@redhat.com>
5465 * config/rx/rx.md (UNSPEC_CONST): New.
5466 (deallocate_and_return): Wrap the amount popped off the stack in
5467 an UNSPEC_CONST in order to stop it being rejected by
5468 -mmax-constant-size.
5469 (pop_and_return): Add a "(return)" rtx.
5470 (call): Drop the immediate operand.
5471 (call_internal): Likewise.
5472 (call_value): Likewise.
5473 (call_value_internal): Likewise.
5474 (sibcall_internal): Likewise.
5475 (sibcall_value_internal): Likewise.
5476 (sibcall): Likewise. Generate an explicit call using
5478 (sibcall_value): Likewise.
5479 (mov<>): FAIL if a constant operand is not legitimate.
5480 (addsi3_unpsec): New pattern.
5482 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5483 (ok_for_max_constant): New function.
5484 (gen_safe_add): New function.
5485 (rx_expand_prologue): Use gen_safe_add.
5486 (rx_expand_epilogue): Likewise.
5487 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5490 2011-01-21 Jeff Law <law@redhat.com>
5492 PR tree-optimization/47053
5493 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5494 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5495 statements are deleted.
5496 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5497 is nonempty, then purge dead edges and cleanup the CFG.
5499 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5503 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5505 * tree-dfa.c (create_var_ann): Mark variable as used.
5507 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5510 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5511 notes from other section in hot/cold partitioning even if
5512 last_action is -3. Increment call_site_base.
5514 PR rtl-optimization/47366
5515 * fwprop.c (forward_propagate_into): Return bool. If
5516 any changes are made, -fnon-call-exceptions is used and
5517 REG_EH_REGION note is present, call purge_dead_edges
5518 and return true if it purged anything.
5519 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5520 any EH edges were purged.
5522 2011-01-21 Jeff Law <law@redhat.com>
5524 PR rtl-optimization/41619
5525 * caller-save.c (setup_save_areas): Break out code to determine
5526 which hard regs are live across calls by examining the reload chains
5527 so that it is always used.
5528 Eliminate code which checked REG_N_CALLS_CROSSED.
5530 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5532 PR tree-optimization/47355
5533 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5534 NOP has non-debug uses beyond PHIs in new_bb.
5536 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5539 * cfgexpand.c (account_used_vars_for_block): Only account vars
5540 that are annotated as used.
5541 (estimated_stack_frame_size): Don't set TREE_USED.
5542 * tree-dfa.c (create_var_ann): Mark variable as used.
5544 2011-01-21 Richard Guenther <rguenther@suse.de>
5547 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5549 2011-01-21 Richard Guenther <rguenther@suse.de>
5551 PR tree-optimization/47365
5552 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5553 (vn_reference_lookup_pieces): Adjust.
5554 (vn_reference_lookup): Likewise.
5555 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5556 (vn_reference_lookup_3): Only look through kills if in
5557 VN_WALKREWRITE mode.
5558 (vn_reference_lookup_pieces): Adjust.
5559 (vn_reference_lookup): Likewise.
5560 (visit_reference_op_load): Likewise.
5561 (visit_reference_op_store): Likewise.
5562 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5563 (compute_avail): Likewise.
5564 (eliminate): Likewise.
5566 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5568 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5569 DECL_IGNORED_P non-reg vars if they are used.
5571 PR tree-optimization/47391
5572 * varpool.c (const_value_known_p): Return false if
5575 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5578 * config/i386/i386.c (ix86_local_alignment): Handle
5579 case for va_list_type_node is nil.
5580 (ix86_canonical_va_list_type): Likewise.
5582 2011-01-21 Alan Modra <amodra@gmail.com>
5584 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5585 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5587 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5589 * config/arm/arm.md (define_attr type): Rename f_load
5590 and f_store to f_fpa_load and f_fpa_store. Update.
5591 (write_conflict): Deal with rename fallout.
5592 (*push_fp_multi): Likewise.
5593 * config/arm/fpa.md (f_load): Use f_fpa_load.
5594 (f_store): Use f_fpa_store.
5595 (*movsf_fpa): Likewise.
5596 (*movdf_fpa): Likewise.
5597 (*movxf_fpa): Likewise.
5598 (*thumb2_movsf_fpa): Likewise.
5599 (*thumb2_movdf_fpa): Likewise.
5600 (*thumb2_movxf_fpa): Likewise.
5601 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5602 f_loadd and f_stored.
5603 (*thumb2_movdi_vfp): Likewise.
5604 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5605 (*thumb2_movsi_vfp): Likewise.
5606 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5607 Use f_loads instead of f_load.
5608 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5610 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5612 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5613 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5614 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5615 (xtensa_mode_dependent_address_p): New function.
5616 (constantpool_address_p): Make static. Change return type to bool.
5617 Change argument type to const_rtx. Use CONST_INT_P predicate.
5619 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5622 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5624 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5627 * cfgexpand.c (expand_debug_expr): Instead of generating
5628 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5631 2011-01-20 Richard Guenther <rguenther@suse.de>
5634 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5635 the pointer operand of MEM_REFs.
5637 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5639 PR tree-optimization/46130
5640 * ipa-split.c (consider_split): If return_bb contains non-virtual
5641 PHIs other than for retval or if split_function would not adjust it,
5644 2011-01-20 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/47167
5647 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5648 Revert previous change, only avoid enumeral type changes.
5650 2011-01-19 Mike Stump <mikestump@comcast.net>
5652 * doc/tm.texi.in (BRANCH_COST): Englishify.
5653 * doc/tm.texi (BRANCH_COST): Likewise.
5655 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5658 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5659 (gen_scheduled_generic_parms_dies): New functions.
5660 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5661 generation for the end of CU compilation.
5662 (dwarf2out_finish): Generate template parameters DIEs here.
5664 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5667 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5668 debug bind stmt on merge edges.
5670 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5674 * function.c (instantiate_expr): Instantiate incoming rtl of
5675 implicit arguments, and recurse on VALUE_EXPRs.
5676 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5677 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5679 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5681 * c-parser.c (c_parser_for_statement): Initialize
5682 collection_expression.
5684 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5686 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5688 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5690 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5691 (LINK_SHLIB_SPEC): Don't use %(link_path).
5692 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5694 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5696 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5697 (NO_SHARED_LIB_SUPPORT): Remove.
5698 (LINK_SHLIB_SPEC): Remove one conditional definition.
5700 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5702 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5704 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5705 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5706 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5707 %{call_shared} and conditionals on these options not being passed.
5708 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5711 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5713 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5716 * ipa-split.c: Spelling fixes.
5718 2011-01-19 Richard Henderson <rth@redhat.com>
5720 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5721 (*mulsi3): Likewise.
5723 * longlong.h [__mn10300__] (count_leading_zeros): New.
5724 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5725 [__mn10300__] (add_ssaaaa, subddmmss): New.
5726 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5727 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5729 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5731 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5733 2011-01-19 Richard Henderson <rth@redhat.com>
5735 * config/mn10300/mn10300.md (addsi3_flags): New.
5736 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5737 (subsi3_flags, subc_internal, subdi3): New.
5738 (subdi3_internal, *subdi3_degenerate): New.
5739 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5741 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5742 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5743 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5744 * config/mn10300/mn10300-protos.h: Update.
5745 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5746 (return_ret): Likewise. Rename from return_internal_regs.
5747 (return_internal): Remove.
5749 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5750 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5751 (mn10300_legitimate_constant_p): Likewise.
5752 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5753 (mn10300_frame_size): New.
5754 (mn10300_expand_prologue): Use it.
5755 (mn10300_expand_epilogue): Likewise.
5756 (mn10300_initial_offset): Likewise.
5757 * config/mn10300/mn10300-protos.h: Update.
5758 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5759 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5760 (prologue, epilogue, return_internal): Tidy output code.
5761 (mn10300_store_multiple_operation, return): Likewise.
5762 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5763 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5764 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5765 (load_pic, am33_load_pic): New.
5766 (mn10300_load_pic0, mn10300_load_pic1): New.
5768 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5769 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5770 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5771 (cc_flags_for_mode, cc_flags_for_code): New.
5772 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5773 overflow flag is not valid. Validate that the flags we need
5774 for the comparison are valid.
5775 (mn10300_output_cmp): Remove.
5776 (mn10300_output_add): New.
5777 (mn10300_select_cc_mode): Use cc_flags_for_code.
5778 (mn10300_split_cbranch): New.
5779 (mn10300_match_ccmode): New.
5780 (mn10300_split_and_operand_count): New.
5781 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5783 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5784 (addsi3): ... here. Use mn10300_output_add.
5785 (*addsi3_flags): New.
5786 (*am33_subsi3, *mn10300_subsi3): Merge...
5787 (subsi3): ... here. Use attribute isa.
5788 (*subsi3_flags): New.
5789 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
5791 (*am33_andsi3, *mn10300_andsi3): Merge...
5793 (*andsi3_flags): New.
5794 (andsi3 splitters): New.
5795 (*am33_iorsi3, *mn10300_iorsi3): Merge...
5797 (*iorsi3_flags): New.
5798 (*am33_xorsi3, *mn10300_xorsi3): Merge...
5800 (*xorsi3_flags): New.
5801 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
5802 (one_cmplsi2): ... here.
5803 (*one_cmplsi2_flags): New.
5804 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
5805 instead of "dax" in constraints. Use mn10300_split_cbranch.
5806 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
5807 use matching constraints to eliminate a self-comparison.
5808 (*integer_conditional_branch): Rename from integer_conditional_branch.
5809 Use int_mode_flags to match CC_REG.
5810 (*cbranchsi4_btst, *btstsi): New.
5811 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
5812 mn10300_split_cbranch.
5813 (*am33_cmpsf): Rename from am33_cmpsf.
5814 (*float_conditional_branch): Rename from float_conditional_branch.
5815 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
5816 (zero_extendqisi2): ... here.
5817 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
5818 (zero_extendhisi2): ... here.
5819 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
5820 (extendqisi2): ... here.
5821 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
5822 (extendhisi2): ... here.
5823 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
5824 (ashlsi3): ... here.
5825 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
5826 (lshrsi3): ... here.
5827 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
5828 (ashrsi3): ... here.
5829 (consecutive add peephole): Remove.
5830 * config/mn10300/predicates.md (label_ref_operand): New.
5831 (int_mode_flags): New.
5832 (CCZN_comparison_operator): New.
5834 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
5835 (throughput_42_latency_43): New reservation.
5836 (mulsidi3, umulsidi3): New expanders.
5837 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
5838 the MDR register to allocation; separately allocate the low and
5839 high parts of the DImode result.
5840 (umulsidi3_internal): Similarly.
5841 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
5842 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
5843 (udivsi3, umodsi3): Remove.
5844 (udivmodsi4, divmodsi4): New expanders.
5845 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
5846 (*divmodsi4): Simiarly.
5847 (ext_internal): New.
5849 * config/mn10300/constraints.md ("z"): New constraint.
5850 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
5851 (FIXED_REGISTERS): Don't fix MDR.
5852 (CALL_USED_REGSITERS): Reformat nicely.
5853 (REG_ALLOC_ORDER): Add MDR.
5854 (enum regclass): Add MDR_REGS.
5855 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
5856 (IRA_COVER_CLASSES): Add MDR_REGS.
5857 (REGNO_REG_CLASS): Handle MDR_REG.
5858 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
5859 (mn10300_register_move_cost): Likewise.
5860 * config/mn10300/mn10300.md (MDR_REG): New.
5861 (*movsi_internal): Handle moves to/from MDR_REGS.
5863 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
5865 (mn10300_secondary_reload): Tidy combination reload classes.
5866 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
5867 addresses for AM33. Allow symbolic offsets for reg+imm.
5868 (mn10300_regno_in_class_p): New.
5869 (mn10300_legitimize_reload_address): New.
5870 * config/mn10300/mn10300.h (enum reg_class): Remove
5871 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
5872 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
5874 (REG_CLASS_NAMES): Update to match.
5875 (REG_CLASS_CONTENTS): Likewise.
5876 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
5877 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
5878 (REGNO_IN_RANGE_P): Remove.
5879 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
5880 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
5881 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
5882 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
5883 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
5884 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
5885 (REGNO_GENERAL_P): New.
5886 (HAVE_POST_MODIFY_DISP): New.
5887 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
5888 (LEGITIMIZE_RELOAD_ADDRESS): New.
5889 * config/mn10300/mn10300-protos.h: Update.
5891 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
5892 DATA_REGS for AM33 stack-pointer destination.
5893 (mn10300_preferred_output_reload_class): Likewise.
5894 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
5895 into a form appropriate for ...
5896 (TARGET_SECONDARY_RELOAD): New.
5897 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
5898 * config/mn10300/mn10300-protos.h: Update.
5899 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
5900 reload_insi; use the "A" constraint for the scratch; handle AM33
5901 moves of sp to non-address registers.
5903 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
5904 (*movqi_internal): ... here.
5905 (*am33_movhi, *mn10300_movhi): Merge into...
5906 (*movhi_internal): ... here.
5907 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
5908 as the source/destination of moves from/to SP.
5909 (movsf): Only allow for AM33-2.
5910 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
5911 any integer constant constraint. Only allow for AM33-2. Tidy
5912 all of the alternative outputs.
5913 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
5914 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
5916 (udivsi3, umodsi3): New patterns for MN103 only.
5918 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
5920 * doc/tm.texi.in: Spell out that a lack of register class unions
5922 * doc/tm.texi: Regenerate.
5924 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5926 PR rtl-optimization/47337
5927 * dce.c (check_argument_store): New function.
5928 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
5930 PR tree-optimization/47290
5931 * tree-eh.c (infinite_empty_loop_p): New function.
5932 (cleanup_empty_eh): Use it.
5934 2011-01-18 Steve Ellcey <sje@cup.hp.com>
5937 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
5938 (a64_expand_widen_sum): Ditto.
5939 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
5940 (vec_extract_evenodd_help): Ditto.
5941 (vec_extract_evenv4hi): Ditto.
5942 (vec_extract_oddv4hi): Ditto.
5943 (vec_extract_evenv2si): Ditto.
5944 (vec_extract_oddv2si): Ditto.
5945 (vec_extract_evenv2sf): Ditto.
5946 (vec_extract_oddv2sf): Ditto.
5947 (vec_pack_trunc_v4hi: Ditto.
5948 (vec_pack_trunc_v2si): Ditto.
5949 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
5950 (vec_interleave_highv8qi): Ditto.
5952 (vec_extract_oddv8qi): Ditto.
5953 (vec_interleave_lowv4hi): Ditto.
5954 (vec_interleave_highv4hi): Ditto.
5955 (vec_interleave_lowv2si): Ditto.
5956 (vec_interleave_highv2si): Ditto.
5958 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5960 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
5961 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
5962 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
5963 (pa_c_mode_for_suffix): New.
5964 (TARGET_EXPAND_BUILTIN): Define.
5965 (TARGET_C_MODE_FOR_SUFFIX): Define.
5966 (pa_builtins): Define.
5967 (pa_init_builtins): Register __float128 type and init new support
5969 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
5970 * config/pa/quadlib.c (_U_Qfcopysign): New.
5972 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
5975 * explow.c (allocate_dynamic_stack_space): Do not assume more than
5976 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
5979 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5981 PR tree-optimization/47179
5982 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
5983 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
5985 2011-01-18 Richard Guenther <rguenther@suse.de>
5987 PR rtl-optimization/47216
5988 * emit-rtl.c: Include tree-flow.h.
5989 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
5990 of replicating it with different semantics.
5991 * Makefile.in (emit-rtl.o): Adjust.
5993 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5995 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
5996 (cortex_a9_dp): Handle neon types correctly.
5998 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6000 PR rtl-optimization/47299
6001 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6002 subtarget. Use normal multiplication if both operands are constants.
6003 * expmed.c (expand_widening_mult): Don't try to optimize constant
6004 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6007 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6009 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6010 spacing after 'e.g.', typos, comma, hyphenation.
6012 2011-01-17 Richard Henderson <rth@redhat.com>
6014 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6015 (rx_restricted_mem_operand): New.
6016 (rx_shift_operand): Use register_operand.
6017 (rx_source_operand, rx_compare_operand): Likewise.
6018 * config/rx/rx.md (addsi3_flags): New expander.
6019 (adddi3): Rewrite as expander.
6020 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6021 (subsi3_flags): New expander.
6022 (subdi3): Rewrite as expander.
6023 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6025 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6026 (rx_init_builtins): Remove sat builtin.
6027 (rx_expand_builtin): Likewise.
6028 * config/rx/rx.md (ssaddsi3): New.
6029 (*sat): Rename from sat. Represent the CC_REG input.
6031 * config/rx/predicates.md (rshift_operator): New.
6032 * config/rx/rx.c (rx_expand_insv): Remove.
6033 * config/rx/rx-protos.h: Update.
6034 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6035 operand to the canonical position.
6036 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6037 (*bitclr, *bitclr_in_memory): Similarly.
6038 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6039 (insv): Retain the zero_extract in the expansion.
6041 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6042 (bswaphi2, bitinvert, revw): Likewise.
6044 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6045 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6046 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6047 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6048 (bitset, bitset_in_memory): Likewise.
6049 (bitinvert, bitinvert_in_memory): Likewise.
6050 (bitclr, bitclr_in_memory): Likewise.
6051 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6052 (rx_strend, rx_cmpstrn): Likewise.
6053 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6054 (bitop peep2 patterns): Remove.
6056 * config/rx/rx.c (rx_match_ccmode): New.
6057 * config/rx/rx-protos.h: Update.
6058 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6059 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6060 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6061 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6062 (fix_truncsfsi2, floatsisf2): Likewise.
6063 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6064 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6065 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6066 (*subsi3_flags, *xorsi3_flags): New.
6068 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6070 * config/rx/rx.c (rx_print_operand): Remove workaround for
6071 unsplit comparison operations.
6073 * config/rx/rx.md (movsicc): Split after reload.
6074 (*movsicc): Merge *movsieq and *movsine via match_operator.
6075 (*stcc): New pattern.
6077 * config/rx/rx.c (rx_float_compare_mode): Remove.
6078 * config/rx/rx.h (rx_float_compare_mode): Remove.
6079 * config/rx/rx.md (cstoresi4): Split after reload.
6080 (*sccc): New pattern.
6082 * config/rx/predicates.md (label_ref_operand): New.
6083 (rx_z_comparison_operator): New.
6084 (rx_zs_comparison_operator): New.
6085 (rx_fp_comparison_operator): New.
6086 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6087 Validate that the flags are set properly for the comparison.
6088 (rx_gen_cond_branch_template): Remove.
6089 (rx_cc_modes_compatible): Remove.
6090 (mode_from_flags): New.
6091 (flags_from_code): Rename from flags_needed_for_conditional.
6092 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6093 (rx_select_cc_mode): Likewise.
6094 (rx_split_fp_compare): New.
6095 (rx_split_cbranch): New.
6096 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6097 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6098 (*cbranchsf4): Similarly.
6099 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6100 match_operator and rx_split_cbranch.
6101 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6102 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6103 (*cmpsi): Rename from cmpsi.
6104 (*tstsi): Rename from tstsi.
6105 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6106 (*conditional_branch): Rename from conditional_branch.
6107 (*reveresed_conditional_branch): Remove.
6108 (b<code>): Remove expander.
6109 * config/rx/rx-protos.h: Update.
6111 * config/rx/rx.c (rx_compare_redundant): Remove.
6112 * config/rx/rx.md (cmpsi): Don't use it.
6113 * config/rx/rx-protos.h: Update.
6115 * config/rx/rx-modes.def (CC_F): New mode.
6116 * config/rx/rx.c (rx_select_cc_mode): New.
6117 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6118 * config/rx/rx-protos.h: Update.
6120 2011-01-17 Richard Henderson <rth@redhat.com>
6122 * except.c (dump_eh_tree): Fix stray ; after for statement.
6124 2011-01-17 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/47313
6127 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6128 handling before copying the body. Properly deal with
6129 by-reference result in SSA form.
6131 2011-01-17 Ian Lance Taylor <iant@google.com>
6134 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6135 (struct_value_alias_set): Don't define.
6136 (sparc_option_override): Don't set sparc_sr_alias_set and
6137 struct_value_alias_set.
6138 (save_or_restore_regs): Use gen_frame_mem rather than calling
6140 (sparc_struct_value_rtx): Likewise.
6142 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6147 (_mm_maskstore_pd): Likewise.
6148 (_mm_maskload_ps): Likewise.
6149 (_mm_maskstore_ps): Likewise.
6150 (_mm256_maskload_pd): Change mask to __m256i.
6151 (_mm256_maskstore_pd): Likewise.
6152 (_mm256_maskload_ps): Likewise.
6153 (_mm256_maskstore_ps): Likewise.
6155 * config/i386/i386-builtin-types.def: Updated.
6156 (ix86_expand_special_args_builtin): Likewise.
6158 * config/i386/i386.c (bdesc_special_args): Update
6159 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6160 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6161 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6162 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6164 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6165 Use <avxpermvecmode> on mask register.
6166 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6168 2011-01-17 Olivier Hainque <hainque@adacore.com>
6169 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6170 Eric Botcazou <ebotcazou@adacore.com>
6173 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6174 if <= USHRT_MAX in 32-bit mode.
6176 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6178 * doc/install.texi (Configuration, Specific): Wrap long
6179 lines in examples. Allow line wrapping in long options
6180 and URLs where beneficial for PDF output.
6182 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6184 * config/mips/mips.c (mips_classify_symbol): Don't return
6185 SYMBOL_PC_RELATIVE for nonlocal labels.
6187 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6189 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6191 2011-01-15 Jan Hubicka <jh@suse.cz>
6193 PR tree-optimization/47276
6194 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6195 declarations as needed.
6197 2011-01-15 Martin Jambor <mjambor@suse.cz>
6199 * common.opt (fdevirtualize): New flag.
6200 * doc/invoke.texi (Option Summary): Document it.
6201 * opts.c (default_options_table): Add devirtualize flag.
6202 * ipa-prop.c (detect_type_change): Return immediately if
6203 devirtualize flag is not set.
6204 (detect_type_change_ssa): Likewise.
6205 (compute_known_type_jump_func): Likewise.
6206 (ipa_analyze_virtual_call_uses): Likewise.
6208 2011-01-14 Martin Jambor <mjambor@suse.cz>
6210 PR tree-optimization/45934
6211 PR tree-optimization/46302
6212 * ipa-prop.c (type_change_info): New type.
6213 (stmt_may_be_vtbl_ptr_store): New function.
6214 (check_stmt_for_type_change): Likewise.
6215 (detect_type_change): Likewise.
6216 (detect_type_change_ssa): Likewise.
6217 (compute_complex_assign_jump_func): Check for dynamic type change.
6218 (compute_complex_ancestor_jump_func): Likewise.
6219 (compute_known_type_jump_func): Likewise.
6220 (compute_scalar_jump_functions): Likewise.
6221 (ipa_analyze_virtual_call_uses): Likewise.
6222 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6224 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6226 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6227 * config/i386/i386.opt (msse5): New Alias.
6229 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6231 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6232 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6233 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6234 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6236 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6238 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6240 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6241 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6242 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6243 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6245 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6247 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6249 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6251 2011-01-14 Mike Stump <mikestump@comcast.net>
6253 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6254 * config/fr30/fr30.md: Likweise
6255 (movsi_push): Likewise.
6256 (movsi_pop): Likewise.
6257 (enter_func): Likewise.
6258 * config/moxie/moxie.md (movsi_push): Likewise.
6259 (movsi_pop): Likewise.
6261 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6263 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6264 %{no_archive} %{exact_version}.
6265 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6266 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6267 %{no_archive} %{exact_version}.
6268 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6269 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6270 * config/mips/vxworks.h: Likewise.
6272 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6274 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6276 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6278 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6279 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6281 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6283 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6286 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6288 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6290 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6291 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6293 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6294 Don't handle -shlib.
6296 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6298 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6299 (CC1_SPEC): Don't handle -profile.
6301 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6303 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6304 * config/mips/mips.h (CC1_SPEC): Likewise.
6306 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6308 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6309 * config/mips/mips.h (CC1_SPEC): Likewise.
6311 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6313 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6314 * config/m32r/linux.h (LINK_SPEC): Likewise.
6315 * config/mips/linux.h (LINK_SPEC): Likewise.
6316 * config/mips/linux64.h (LINK_SPEC): Likewise.
6317 * config/sparc/linux.h (LINK_SPEC): Likewise.
6318 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6319 LINK_SPEC): Likewise.
6320 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6322 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6324 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6326 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6328 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6330 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6331 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6333 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6335 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6337 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6339 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6340 supports -Bstatic/-Bdynamic.
6341 * configure: Regenerate.
6343 2011-01-14 Jan Hubicka <jh@suse.cz>
6344 Jack Howarth <howarth@bromo.med.uc.edu>
6347 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6348 when checking debug_info_level. Test write_symbols instead of
6349 debug_hooks->var_location when setting flag_var_tracking_uninit.
6351 2011-01-14 Richard Guenther <rguenther@suse.de>
6353 PR tree-optimization/47179
6354 * target.def (ref_may_alias_errno): New target hook.
6355 * targhooks.h (default_ref_may_alias_errno): Declare.
6356 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6357 (default_ref_may_alias_errno): New function.
6358 * target.h (struct ao_ref_s): Declare.
6359 * tree-ssa-alias.c: Include target.h.
6360 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6361 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6362 (targhooks.o): Likewise.
6363 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6364 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6366 2011-01-14 Richard Guenther <rguenther@suse.de>
6368 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6370 2011-01-14 Richard Guenther <rguenther@suse.de>
6372 PR tree-optimization/47280
6373 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6375 (tree_ssa_forward_propagate_single_use_vars): Deal with
6376 CFG changes from associate_plusminus.
6378 2011-01-14 Richard Guenther <rguenther@suse.de>
6382 2011-01-11 Richard Guenther <rguenther@suse.de>
6384 PR tree-optimization/46076
6385 * tree-ssa.c (useless_type_conversion_p): Conversions from
6386 unprototyped to empty argument list function types are useless.
6388 2011-01-14 Richard Guenther <rguenther@suse.de>
6390 PR tree-optimization/47286
6391 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6393 2011-01-14 Martin Jambor <mjambor@suse.cz>
6396 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6398 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6400 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6401 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6402 * config/xtensa/xtensa.c (xtensa_libcall_value,
6403 xtensa_function_value_regno_p): New functions.
6404 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6406 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6409 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6411 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6412 New function prototype.
6413 * config/i386/winnt.c (i386_pe_assemble_visibility):
6414 Warn only if attribute was specified by user.
6416 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6419 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6421 (floatunsdidf2_fcfidu): Ditto.
6423 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6425 * config/s390/s390.c (print_operand_address): Replace 'error' with
6426 'output_operand_lossage'.
6427 (print_operand): Likewise.
6429 2011-01-13 Jeff Law <law@redhat.com>
6431 PR rtl-optimization/39077
6432 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6433 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6434 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6435 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6436 * gcse.c (prune_insertions_deletions): New function.
6437 (compute_pre_data): Use it.
6439 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6442 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6444 (prune_unused_types_mark): Use it.
6446 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6448 PR rtl-optimization/45352
6449 * sel-sched.c: Update copyright years.
6450 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6451 in the advancing loop when we have issued issue_rate insns.
6453 2011-01-12 Richard Henderson <rth@redhat.com>
6455 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6456 (TARGET_MD_ASM_CLOBBERS): New.
6458 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6459 (TARGET_DELEGITIMIZE_ADDRESS): New.
6461 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6462 (clzsi2, *bsch): New patterns.
6464 * config/mn10300/mn10300.md (INT): New mode iterator.
6465 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6467 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6468 flag_split_wide_types.
6470 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6471 (mn10300_trampoline_init): Rewrite without a template, an immediate
6472 load and a direct branch.
6473 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6475 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6477 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6478 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6479 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6480 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6482 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6485 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6488 2011-01-12 Jan Hubicka <jh@suse.cz>
6491 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6492 (PLUGIN_COND_CLOSE): New macro.
6493 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6495 2011-01-12 Richard Guenther <rguenther@suse.de>
6498 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6499 register variables in a MEM_REF.
6501 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6503 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6504 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6505 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6506 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6507 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6508 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6509 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6510 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6511 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6512 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6513 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6514 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6515 * config/gnu-user.h: New. Copied from linux.h.
6516 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6517 GNU_USER_TARGET_STARTFILE_SPEC.
6518 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6519 GNU_USER_TARGET_ENDFILE_SPEC.
6520 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6521 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6522 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6523 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6524 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6525 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6526 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6527 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6528 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6529 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6530 * config/arm/linux-eabi.h (CC1_SPEC): Use
6531 GNU_USER_TARGET_CC1_SPEC.
6532 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6533 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6534 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6535 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6536 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6537 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6538 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6539 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6541 2011-01-12 Richard Guenther <rguenther@suse.de>
6544 * doc/invoke.texi (ffast-math): Document it is turned on
6547 2011-01-12 Jan Hubicka <jh@suse.cz>
6549 PR tree-optimization/47233
6550 * opts.c (common_handle_option): Disable ipa-reference with profile
6553 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6555 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6558 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6560 * c-parser.c (c_lex_one_token): Updated and reindented some
6561 comments. No changes in code.
6563 2011-01-11 Ian Lance Taylor <iant@google.com>
6565 * godump.c (go_output_var): Don't output the variable if there is
6566 already a type with the same name.
6568 2011-01-11 Ian Lance Taylor <iant@google.com>
6570 * godump.c (go_format_type): Don't generate float80.
6572 2011-01-11 Richard Henderson <rth@redhat.com>
6574 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6575 declaration. Rewrite for both speed and size.
6576 (mn10300_address_cost_1): Remove.
6577 (mn10300_register_move_cost): New.
6578 (mn10300_memory_move_cost): New.
6579 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6580 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6581 extensions, shifts, BSWAP, CLZ.
6582 (mn10300_wide_const_load_uses_clr): Remove.
6583 (TARGET_REGISTER_MOVE_COST): New.
6584 (TARGET_MEMORY_MOVE_COST): New.
6585 * config/mn10300/mn10300-protos.h: Update.
6586 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6588 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6589 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6590 * config/mn10300/mn10300-protos.h: Update.
6591 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6592 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6593 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6594 (*test_int_bitfield, *test_byte_bitfield): Remove.
6595 (*bit_test, *subreg_bit_test): Remove.
6596 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6598 * config/mn10300/constraints.md ("c"): Rename from "A".
6599 ("A", "D"): New constraint letters.
6600 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6601 (fmssf4, fnmasf4, fnmssf4): Likewise.
6603 * config/mn10300/mn10300.md (isa): New attribute.
6604 (enabled): New attribute.
6606 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6607 (abssf2, negsf2): Define only for hardware fp.
6608 (sqrtsf2): Reformat.
6609 (addsf3, subsf3, mulsf3): Merge expander and insn.
6611 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6612 (DEBUGGER_AUTO_OFFSET): Remove.
6613 (DEBUGGER_ARG_OFFSET): Remove.
6615 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6616 Emit register stores with the same offsets as the hardware.
6617 (mn10300_store_multiple_operation): Don't check that the register
6618 save offsets are monotonic.
6619 * config/mn10300/mn10300-protos.h: Update.
6621 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6623 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6624 in terms of the value on the stack, not the MDR register.
6626 2011-01-11 Jan Hubicka <jh@suse.cz>
6630 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6631 (symbol_alias_set_destroy, symbol_alias_set_contains,
6632 propagate_aliases_backward): Declare.
6633 * lto-streamer-out.c (struct sets): New sturcture.
6634 (trivally_defined_alias): New function.
6635 (output_alias_pair_p): Rewrite.
6636 (output_unreferenced_globals): Fix output of alias pairs.
6637 (produce_symtab): Likewise.
6638 * ipa.c (function_and_variable_visibility): Set weak alias destination
6640 * varasm.c (symbol_alias_set_t): Remove.
6641 (symbol_alias_set_destroy): Export.
6642 (propagate_aliases_forward, propagate_aliases_backward): New functions
6644 (compute_visible_aliases): ... this one; remove.
6645 (trivially_visible_alias): New
6646 (trivially_defined_alias): New.
6647 (remove_unreachable_alias_pairs): Rewrite.
6648 (finish_aliases_1): Reorganize code checking if alias is defined.
6649 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6652 2011-01-11 Richard Guenther <rguenther@suse.de>
6654 PR tree-optimization/46076
6655 * tree-ssa.c (useless_type_conversion_p): Conversions from
6656 unprototyped to empty argument list function types are useless.
6658 2011-01-11 Richard Guenther <rguenther@suse.de>
6661 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6662 volatile MEMs as MEM_READONLY_P.
6664 2011-01-11 Richard Guenther <rguenther@suse.de>
6666 PR tree-optimization/47239
6667 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6669 2011-01-11 Jeff Law <law@redhat.com>
6671 PR tree-optimization/47086
6672 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6673 IVs from statements that might throw.
6675 2011-01-10 Jan Hubicka <jh@suse.cz>
6678 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6680 2011-01-10 Jan Hubicka <jh@suse.cz>
6683 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6684 when correcting profile.
6686 2011-01-10 Jan Hubicka <jh@suse.cz>
6689 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6691 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6692 Restore DECL_FINI_PRIORITY.
6694 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6696 * doc/gimple.texi: Fix quoting of multi-word return values in
6697 @deftypefn statements. Ensure presence of return value. Wrap
6698 overlong @deftypefn lines.
6699 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6700 descriptions of removed functions.
6701 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6702 of multi-word return value in @deftypefn statement.
6704 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6706 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6707 (Conditional Expressions, Logical Operators)
6708 (Statement and operand traversals): Do not indent smallexample
6709 code. Fix duplicate function argument in example.
6711 2011-01-10 Jeff Law <law@redhat.com>
6713 PR tree-optimization/47141
6714 * ipa-split.c (split_function): Handle case where we are
6715 returning a value and the return block has a virtual operand phi.
6717 2011-01-10 Jan Hubicka <jh@suse.cz>
6719 PR tree-optimization/47234
6720 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6721 (pass_feedback_split_functions): Declare.
6722 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6724 * ipa-split.c (gate_split_functions): Update comments; disable
6725 split-functions for profile_arc_flag and branch_probabilities.
6726 (gate_feedback_split_functions): New function.
6727 (execute_feedback_split_functions): New function.
6728 (pass_feedback_split_functions): New global var.
6730 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6733 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6734 calling gimple_call_set_cannot_inline.
6736 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6738 * config/darwin-sections.def: Remove unused section.
6740 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6743 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6745 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6748 * c-parser.c (c_parser_declaration_or_fndef): Improved
6751 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6753 * config/i386/winnt.c (i386_pe_start_function): Make sure
6754 to switch back to function's section.
6756 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6760 * plugin.c: Move include of dlfcn.h from here...
6761 * system.h: ... to here.
6763 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6765 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6767 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6768 two extra empty pages in PDF output.
6770 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6773 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6774 for error recovery purposes behave as if it was not specified so
6775 that the default type is usd.
6777 2011-01-07 Jan Hubicka <jh@suse.cz>
6779 PR tree-optmization/46469
6780 * ipa.c (function_and_variable_visibility): Clear needed flags on
6781 nodes with external decls; handle weakrefs merging correctly.
6783 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6785 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6788 2011-01-07 Jan Hubicka <jh@suse.cz>
6790 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
6791 and no longer claim that gold is required for linker plugin.
6792 * configure: Regenerate.
6793 * gcc.c (PLUGIN_COND): New macro.
6794 (LINK_COMMAND_SPEC): Use it.
6795 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
6796 * config.in (HAVE_LTO_PLUGIN): New.
6797 * configure.ac (--with-lto-plugin): New parameter; autodetect
6800 2011-01-07 Jan Hubicka <jh@suse.cz>
6802 PR tree-optimization/46367
6803 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
6804 when we can update original.
6805 (cgraph_mark_inline_edge): Sanity check.
6806 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
6808 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6810 * config/spu/spu.h (ASM_COMMENT_START): Define.
6812 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
6816 (SWITCH_KEEP_FOR_GCC): Likewise.
6817 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
6818 (do_spec_1): Handle "%>".
6820 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
6822 2011-01-07 Jakub Jelinek <jakub@redhat.com>
6825 * config/i386/i386.c (ix86_delegitimize_address): If
6826 simplify_gen_subreg fails, return orig_x.
6829 * value-prof.c (gimple_stringop_fixed_value): Handle
6830 lhs of the call properly.
6832 2011-01-07 Jan Hubicka <jh@suse.cz>
6835 * lto-opt.c (lto_reissue_options): Set flag_shlib.
6837 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6839 * target.def (function_switched_text_sections): New hook.
6840 * doc/tm.texi: Regenerated.
6841 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6842 * final.c (default_function_switched_text_sections): New.
6843 (final_scan_insn): Call function_switched_text_sections when a
6844 mid-function section change occurs.
6845 * output.h (default_function_switched_text_sections): Declare.
6846 * config/darwin-protos.h (darwin_function_switched_text_sections):
6848 * config/darwin.c (darwin_function_switched_text_sections): New.
6849 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
6851 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
6853 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
6854 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
6855 the secondary code fragment when outputting for DWARF == 2.
6857 2011-01-07 Anatoly Sokolov <aesok@post.ru>
6859 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6860 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
6862 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
6863 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6865 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
6868 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
6869 when it is not empty.
6871 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
6874 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
6875 (case ${target}): Add btver1.
6876 * config/i386/driver-i386.c (host_detect_local_cpu): Let
6877 -march=native recognize btver1 processors.
6878 * config/i386/i386-c.c (ix86_target_macros_internal): Add
6879 btver1 def_and_undef
6880 * config/i386/i386.c (struct processor_costs btver1_cost): New
6882 (m_BTVER1): New definition.
6883 (m_AMD_MULTIPLE): Includes m_BTVER1.
6884 (initial_ix86_tune_features): Add btver1 tune.
6885 (processor_target_table): Add btver1 entry.
6886 (static const char *const cpu_names): Add btver1 entry.
6887 (software_prefetching_beneficial_p): Add btver1.
6888 (ix86_option_override_internal): Add btver1 instruction sets.
6889 (ix86_issue_rate): Add btver1.
6890 (ix86_adjust_cost): Add btver1.
6891 * config/i386/i386.h (TARGET_BTVER1): New definition.
6892 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
6893 (enum processor_type): Add PROCESSOR_BTVER1.
6894 * config/i386/i386.md (define_attr "cpu"): Add btver1.
6896 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6899 * config/i386/i386.c (legitimize_tls_address)
6900 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
6901 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
6902 (tls_initial_exec_64_sun): New pattern.
6904 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6906 * doc/invoke.texi (Overall Options): Improve wording and markup
6907 of the description of -wrapper.
6909 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6911 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
6912 rdynamic, threads): New Driver options.
6914 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6917 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
6918 if coming from .tdata.
6919 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6921 2011-01-06 Jan Hubicka <jh@suse.cz>
6924 * collect2.c (main): Do not enable LTOmode when plugin is active.
6926 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6929 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
6930 --version output if supported.
6931 * configure: Regenerate.
6933 2011-01-06 Joseph Myers <joseph@codesourcery.com>
6935 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
6938 2011-01-06 Jakub Jelinek <jakub@redhat.com>
6941 * c-convert.c (convert): When converting a complex expression
6942 other than COMPLEX_EXPR to a different complex type, ensure
6943 c_save_expr is called instead of save_expr, unless in_late_binary_op.
6944 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
6945 when converting COMPLEX_TYPE.
6947 2011-01-06 Ira Rosen <irar@il.ibm.com>
6949 PR tree-optimization/47139
6950 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
6951 only the last reduction value is used outside the loop. Update
6954 2011-01-05 Joseph Myers <joseph@codesourcery.com>
6956 * config/rtems.opt: New.
6957 * config.gcc (*-*-rtems*): Use rtems.opt.
6959 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
6961 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
6962 processors do not support 3DNow instructions.
6964 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6966 * config/spu/spu.c (spu_option_override): Set parameter
6967 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
6969 2011-01-05 Jan Hubicka <jh@suse.cz>
6971 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
6972 at the command line.
6974 2011-01-05 Martin Jambor <mjambor@suse.cz>
6977 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
6978 deltas on streamed outgoing edges.
6979 (output_node_opt_summary): Output info for outgoing edges only when
6980 the node is in new parameter set.
6981 (output_cgraph_opt_summary): New parameter set, passed to the two
6982 aforementioned functions. Update its forward declaration and its
6985 2011-01-05 Tom Tromey <tromey@redhat.com>
6987 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
6988 operator to c_finish_omp_atomic.
6989 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
6990 (build_unary_op): Update.
6991 (build_modify_expr): Update.
6992 (build_asm_expr): Update.
6994 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6996 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
6997 newly inserted insns.
6999 (spu_emit_branch_hint): Likewise.
7000 (insert_hbrp_for_ilb_runout): Likewise.
7001 (spu_machine_dependent_reorg): Call df_finish_pass after
7002 schedule_insns returns.
7004 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7006 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7008 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7010 PR tree-optimization/47005
7011 * tree-sra.c (struct access): Add 'non_addressable' bit.
7012 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7013 (decide_one_param_reduction): Return 0 if the parameter is passed by
7014 reference and one of the accesses in the group is non_addressable.
7016 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7018 PR tree-optimization/47056
7019 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7020 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7021 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7023 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7025 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7026 initializer. Skip view conversions from aggregate types.
7028 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7031 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7033 2011-01-04 Philipp Thomas <pth@suse.de>
7035 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7038 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7040 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7041 on empty epilogue sequences.
7043 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7045 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7046 non-static): New Driver options.
7048 2011-01-04 Jie Zhang <jie@codesourcery.com>
7051 * gcc.c (default_compilers[]): Set combinable field to 0
7052 for all assembly languages.
7054 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7056 * config/mips/loongson3a.md: New file.
7057 * config/mips/mips.md: Include loongson3a.md.
7058 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7061 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7064 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7065 instead of convert_memory_address_addr_space on the base expression.
7067 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7069 * config/spu/spu.c (spu_option_override): Update error text
7070 for bad -march= / -mtune= values.
7072 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7074 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7075 if branch-hint optimization will be performed.
7077 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7079 PR tree-optimization/47148
7080 * ipa-split.c (split_function): Convert arguments to
7081 DECL_ARG_TYPE if possible.
7083 PR tree-optimization/47155
7084 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7087 PR rtl-optimization/47157
7088 * combine.c (try_combine): If undobuf.other_insn becomes
7089 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7090 and set *new_direct_jump_p too.
7092 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7094 PR tree-optimization/47021
7095 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7097 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7099 * gcc.c (process_command): Update copyright notice dates.
7100 * gcov.c (print_version): Likewise.
7101 * gcov-dump.c (print_version): Likewise.
7102 * mips-tfile.c (main): Likewise.
7103 * mips-tdump.c (main): Likewise.
7105 2011-01-03 Martin Jambor <mjambor@suse.cz>
7107 PR tree-optimization/46801
7108 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7109 aggregate fields start at byte boundary instead of the bit-field flag.
7111 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7114 * gcc.c (main): Revert revision 168407.
7116 2011-01-03 Martin Jambor <mjambor@suse.cz>
7118 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7120 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7122 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7123 vector optab to expand vector/scalar shift, update gimple to vector.
7125 2011-01-03 Martin Jambor <mjambor@suse.cz>
7127 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7130 2011-01-03 Martin Jambor <mjambor@suse.cz>
7132 PR tree-optimization/46984
7133 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7135 (cgraph_create_indirect_edge): Fixed line length.
7136 (cgraph_indirect_call_info): Declare.
7137 (cgraph_make_edge_direct) Update declaration.
7138 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7139 (cgraph_create_indirect_edge): Use it.
7140 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7142 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7143 the new thunk_delta representation.
7144 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7146 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7147 (ipa_read_indirect_edge_info): Likewise.
7148 * lto-cgraph.c (output_edge_opt_summary): New function.
7149 (output_node_opt_summary): Call it on all outgoing edges.
7150 (input_edge_opt_summary): New function.
7151 (input_node_opt_summary): Call it on all outgoing edges.
7153 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7156 * gcc.c (main): Don't check have_o when settting combine_inputs.
7158 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7160 * regrename.c: Add general comment describing the pass.
7161 (struct du_head): Remove 'length' field.
7162 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7163 (regrename_optimize): Do not sort chains. Rework comments, add others.
7164 Force renaming to the preferred class (if any) in the first pass and do
7165 not consider registers that belong to it in the second pass.
7166 (create_new_chain): Do not set 'length' field.
7167 (scan_rtx_reg): Likewise.
7169 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7171 PR tree-optimization/47140
7172 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7173 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7176 PR rtl-optimization/47028
7177 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7178 parm_birth_insn instead of at the beginning of first bb.
7180 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7182 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7183 Remove the word "see" before "@pxref".
7184 * doc/rtl.texi: Remove the word "see" before "@pxref".
7186 2011-01-01 Jan Hubicka <jh@suse.cz>
7188 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7191 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7194 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7197 Copyright (C) 2011 Free Software Foundation, Inc.
7199 Copying and distribution of this file, with or without modification,
7200 are permitted in any medium without royalty provided the copyright
7201 notice and this notice are preserved.