1 2012-10-30 Andrey Belevantsev <abel@ispras.ru>
4 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6 PR rtl-optimization/48374
7 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9 2012-10-22 Andrey Belevantsev <abel@ispras.ru>
11 Backport from mainline
12 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
14 PR rtl-optimization/53701
15 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
16 Process not only expr's vinsns but all old vinsns from expr's
19 2012-10-19 Marek Polacek <polacek@redhat.com>
21 Backported from mainline
22 2012-10-19 Marek Polacek <polacek@redhat.com>
25 * fold-const.c (fold_sign_changed_comparison): Punt if folding
26 pointer/non-pointer comparison.
28 2012-10-19 Alan Modra <amodra@gmail.com>
30 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
31 (HAVE_LD_LARGE_TOC): Likewise.
32 * configure: Regenerate.
34 2012-10-17 DJ Delorie <dj@delorie.com>
37 * config/m32c/predicates.md (m32c_const_u16_operand): New.
38 * config/m32c/muldiv.md: Use it.
40 2012-10-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
42 * config/pa/pa.md (addhi3): Fix typo in last change.
44 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
48 2012-10-05 Jan Hubicka <jh@suse.cz>
49 Jakub Jelinek <jakub@redhat.com>
51 PR tree-optimization/33763
52 * tree-inline.c (expand_call_inline): Silently ignore always_inline
53 attribute for redefined extern inline functions.
55 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
57 Backported from mainline
58 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
60 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
61 in SSE and YMM state support check for -march=native.
63 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
65 Backported from mainline
66 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
69 * doc/invoke.texi: Document -mprefer-avx128.
71 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
73 Backported from mainline
74 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
77 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
78 (XSTATE_FP): Likewise.
79 (XSTATE_SSE): Likewise.
80 (XSTATE_YMM): Likewise.
81 (host_detect_local_cpu): Disable AVX, FMA, FMA4 and XOP if SSE
82 and YMM states aren't supported.
84 2012-09-21 Richard Guenther <rguenther@suse.de>
87 Backport from mainline
88 2012-04-19 Richard Guenther <rguenther@suse.de>
90 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
93 2012-09-15 Joseph Myers <joseph@codesourcery.com>
96 * c-typeck.c (c_cast_expr): When casting to a type requiring
97 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
100 2012-09-15 Joseph Myers <joseph@codesourcery.com>
103 * c-typeck.c (build_unary_op): Pass original argument of
104 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
105 any C_MAYBE_CONST_EXPR, if it has integer operands.
106 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
107 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
108 to c_objc_common_truthvalue_conversion, then remove any
109 C_MAYBE_CONST_EXPR, if they have integer operands. Use
110 c_objc_common_truthvalue_conversion not
111 c_common_truthvalue_conversion.
112 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
113 call note_integer_operands for arguments with integer operands
114 that are not integer constants.
116 2012-09-14 Wei Guozhi <carrot@google.com>
118 Backport from 2012-02-13 mainline r184169.
120 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
123 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
125 Backport from 2012-09-10 mainline r191132.
128 * config/avr/avr-devices.c (avr_mcu_types["at90usb1287"]): Set
129 .library_name to "usb1287".
131 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
134 * tree-sra.c (disqualify_base_of_expr): Check for possible
135 NULL_TREE returned by get_base_address()
137 2012-09-05 Bin Cheng <bin.cheng@arm.com>
139 Backport from 2012-09-04 mainline r190919
142 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value of
143 size less than 4 bytes by using macro ARM_NUM_INTS.
144 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
146 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
148 Backport from 2012-09-04 mainline r190914
151 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
153 (avr_allocate_stack_slots_for_args): ...this new static function.
155 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
157 Backported from mainline
158 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
161 * doc/invoke.texi: Add -da and remove -dm.
163 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
165 PR rtl-optimization/54369
166 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
167 calling dbr_schedule.
168 * config/sparc/sparc.c (sparc_reorg): Likewise.
170 2012-08-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
172 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Add /lib to default
174 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise for
177 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
179 Backport from mainline
180 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
181 Richard Earnshaw <rearnsha@arm.com>
183 * target.def (vector_alignment): New target hook.
184 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
185 * doc/tm.texi: Regenerate.
186 * targhooks.c (default_vector_alignment): New function.
187 * targhooks.h (default_vector_alignment): Add prototype.
188 * stor-layout.c (layout_type): Use targetm.vector_alignment.
189 * config/arm/arm.c (arm_vector_alignment): New function.
190 (TARGET_VECTOR_ALIGNMENT): Define.
192 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
193 vector type alignment instead of size.
194 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
195 element type size directly instead of computing it from alignment.
196 Fix variable naming and comment.
198 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
200 Backport from mainline
201 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
203 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
204 (alpha_pad_function_end): ... this. Also insert NOP between
205 sibling call and GP load.
206 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
208 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
211 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
213 * config/sh/sh.c (sh_option_override): Do not change
214 flag_finite_math_only. Set TARGET_IEEE to complement of
215 flag_finite_math_only.
216 * doc/invoke.texi (SH options): Add mno-ieee. Correct
217 description of mieee and mno-ieee behavior.
219 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
221 Backported from trunk:
222 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
223 Steven Bosscher <steven@gcc.gnu.org>
224 Bernd Schmidt <bernds@codesourcery.com>
226 PR rtl-optimization/53908
227 * df-problems.c (can_move_insns_across): When doing
228 memory-reference book-keeping, handle call insns.
230 2012-07-06 Nick Clifton <nickc@redhat.com>
232 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
233 default_encode_section_info.
235 2012-07-04 Richard Guenther <rguenther@suse.de>
238 * tree-ssa-ccp.c (get_base_constructor): Do not return an
239 error_mark_node DECL_INITIAL.
241 2012-07-02 Martin Jambor <mjambor@suse.cz>
244 * ipa-prop.c (compute_known_type_jump_func): Check for a BINFO before
245 checking for a dynamic type change.
247 2012-06-28 Richard Guenther <rguenther@suse.de>
250 * expr.c (expand_expr_real_1): Verify if the type is complete
251 before inspecting its size.
253 2012-06-22 Richard Guenther <rguenther@suse.de>
255 * gcov-iov.c: Include bconfig.h and system.h.
257 2012-06-22 Richard Guenther <rguenther@suse.de>
259 PR gcov-profile/53744
260 * gcov-iov.c (main): Treat "" and "prerelease" the same.
262 2012-06-19 Joey Ye <joey.ye@arm.com>
264 Backported from mainline
265 2011-10-14 David Alan Gilbert <david.gilbert@linaro.org>
267 * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
269 2012-06-18 Joey Ye <joey.ye@arm.com>
271 Backported from mainline
272 2011-10-14 David Alan Gilbert <david.gilbert@linaro.org>
275 * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
277 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
279 Backport from mainline:
280 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
284 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
286 Backport from mainline:
287 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
289 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
290 * config/pa/pa.c (pa_attr_length_millicode_call): Use
291 MAX_PCREL17F_OFFSET instead of fixed offset.
292 (pa_attr_length_call): Likewise.
293 (pa_attr_length_indirect_call): Likewise.
295 2012-06-12 Christian Bruel <christian.bruel@st.com>
298 * config/sh/sh.c (sh_option_override): Don't force
299 flag_omit_frame_pointer and maccumulate_outgoing_args.
300 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
302 2012-06-05 Peter Bergner <bergner@vnet.ibm.com>
304 Backport from mainline
305 2011-08-29 Jakub Jelinek <jakub@redhat.com>
307 * gthr-posix.h (__gthread_active_p): Do not use preprocessor
308 conditionals and comments inside macro arguments.
310 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
313 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
315 (altivec_stvlxl): Ditto.
316 (altivec_stvrx): Ditto.
317 (altivec_stvrxl): Ditto.
319 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
321 Backport from 2012-06-04 mainline r188172
324 * config/avr/avr-stdint.h: New file.
325 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
328 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
331 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
332 (pa_section_type_flags): New.
333 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Revert previous change.
335 2012-05-31 Richard Guenther <rguenther@suse.de>
338 * tree-pretty-print.c (dump_generic_node): Guard against
339 NULL_TREE TREE_TYPE when dumping MEM_REF offset type.
341 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
343 Backport from mainline
344 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
347 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
348 relied on signed overflow behavior.
350 2012-05-22 Richard Guenther <rguenther@suse.de>
352 Backport from mainline
353 2011-11-10 Richard Guenther <rguenther@suse.de>
356 * gimple.c (gimple_has_side_effects): Remove checking code
357 that doesn't belong here.
359 2012-05-22 Richard Guenther <rguenther@suse.de>
361 Backport from mainline
362 2012-02-28 Richard Guenther <rguenther@suse.de>
365 * config/i386/i386.c (ix86_expand_vector_set): Fix element
366 ordering for the VEC_CONCAT for two element vectors for
367 V2SFmode, V2SImode and V2DImode.
369 2012-05-22 Richard Guenther <rguenther@suse.de>
371 Backport from mainline
372 2012-04-12 Richard Guenther <rguenther@suse.de>
375 * convert.c (convert_to_pointer): Remove special-casing of zero.
377 2012-05-21 Joseph Myers <joseph@codesourcery.com>
380 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
381 from folded operands before wrapping another around the
382 conditional expression.
384 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
386 Backport from mainline
387 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
390 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
391 (UNSPECV_RDRAND): This.
392 (rdrand<mode>_1): Updated.
394 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
396 Backport from mainline
397 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
399 * config/i386/driver-i386.c (host_detect_local_cpu): Support
400 RDRND, F16C and FSGSBASE.
402 2012-05-16 Eric Botcazou <ebotcazou@adacore.com>
404 * configure: Regenerate.
406 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
410 generate target register for "load" class builtins.
413 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
417 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
418 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
419 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
420 (<sse>_movu<ssemodesuffix>): New expander.
421 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
422 (avx_movdqu<avxmodesuffix>): New expander.
423 (*sse2_movdqu): Rename from sse2_movdqu.
424 (sse2_movdqu): New expander.
426 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
428 Backport from mainline
429 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
431 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
432 ORDERED and UNORDERED conditions.
434 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
437 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Don't put function labels
440 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
442 Backport from mainline
443 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
447 (TARGET_CMOV): Rename from TARGET_CMOVE.
448 (TARGET_CMOVE): New define.
449 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
450 Do not set TARGET_CMOVE here.
452 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
454 Backport from the mainline
455 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
458 * config/rs6000/rs6000.md (bswapdi splitters): If
459 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
460 default) is used, generate an alternate sequence that does not
461 depend on using indexed addressing.
463 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
465 Backport from mainline
466 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
469 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
471 2012-04-24 Jakub Jelinek <jakub@redhat.com>
474 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
475 (output_addressed_constants): Likewise.
477 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
479 struct siginfo vs. siginfo_t
481 Backport from trunk (but apply to gcc/):
483 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
485 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Use
486 siginfo_t instead of struct siginfo.
487 * config/bfin/linux-unwind.h (bfin_fallback_frame_state): Likewise.
488 * config/i386/linux-unwind.h (x86_fallback_frame_state): Likewise.
489 * config/ia64/linux-unwind.h (ia64_fallback_frame_state)
490 (ia64_handle_unwabi): Likewise.
491 * config/mips/linux-unwind.h (mips_fallback_frame_state): Likewise.
492 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Likewise.
493 * config/sh/linux-unwind.h (shmedia_fallback_frame_state)
494 (sh_fallback_frame_state): Likewise.
495 * config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Likewise.
497 2012-04-13 Michael Meissner <meissner@linux.vnet.ibm.com>
499 Backport from mainline
500 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
503 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
504 the list of options to enable the FCFID instruction.
506 2012-04-12 Richard Earnshaw <rearnsha@arm.com>
509 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
510 detecting big-endian triplets.
512 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
515 * varasm.c (process_pending_assemble_externals): Set
516 pending_assemble_externals_processed true.
517 (assemble_external): Call assemble_external_real if the pending
518 assemble externals have been processed.
520 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
523 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
524 the DECL generated for the special GOT helper.
526 2012-04-06 Matt Turner <mattst88@gmail.com>
528 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
530 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
532 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
533 crossing 128bit lane boundary.
535 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
537 Backported from mainline
538 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
543 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
544 * config/i386/i386.c: Include reload.h.
545 (ix86_legitimize_reload_address): New function.
547 2012-03-28 Joey Ye <joey.ye@arm.com>
549 Backported from mainline
550 2011-12-20 Bernd Schmidt <bernds@codesourcery.com>
553 * expr.c (store_field): Avoid a direct store if the mode is larger
554 than the size of the bit field.
555 * stor-layout.c (layout_decl): If flag_strict_volatile_bitfields,
556 treat non-volatile bit fields like volatile ones.
557 * toplev.c (process_options): Disallow combination of
558 -fstrict-volatile-bitfields and ABI versions less than 2.
559 * config/arm/arm.c (arm_option_override): Don't enable
560 flag_strict_volatile_bitfields if the ABI version is less than 2.
561 * config/h8300/h8300.c (h8300_option_override): Likewise.
562 * config/rx/rx.c (rx_option_override): Likewise.
563 * config/m32c/m32c.c (m32c_option_override): Likewise.
564 * config/sh/sh.c (sh_option_override): Likewise.
566 2011-12-22 Joey Ye <joey.ye@arm.com>
568 * toplev.c (process_options): Fix typo.
570 2012-03-28 Martin Jambor <mjambor@suse.cz>
572 Backported from mainline
573 2012-03-27 Martin Jambor <mjambor@suse.cz>
576 * tree-sra.c (sra_modify_assign): Do not call
577 load_assign_lhs_subreplacements when working with an unscalarizable
580 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
584 Revert r181936 from 2011-12-02 for:
585 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__)
586 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on)
587 * config/avr/avr.c (output_movhi, avr_file_start)
589 2012-03-28 Jakub Jelinek <jakub@redhat.com>
592 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
593 instead of 8 in adjust_address.
595 2012-03-24 Jan Hubicka <jh@suse.cz>
597 Backport from mainline
599 * predict.c (predict_paths_for_bb): Fix typo.
601 2012-03-24 Jan Hubicka <jh@suse.cz>
603 Backport from mainline
605 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
607 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
608 * ipa-inline-transform.c (save_inline_function_body): Remove copied
610 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
612 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
615 * varasm.c: Include pointer-set.h.
616 (pending_assemble_externals_set): New pointer set.
617 (process_pending_assemble_externals): Destroy the pointer set.
618 (assemble_external): See if decl is in pending_assemble_externals_set,
619 and add it to pending_assemble_externals if necessary.
620 (init_varasm_once): Allocate pending_assemble_externals_set.
622 2012-03-16 Jan Hubicka <jh@suse.cz>
624 Backport from mainline
626 * predict.c (predict_paths_for_bb): Prevent looping.
627 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
629 2012-03-16 Michael Hope <michael.hope@linaro.org>
631 Backport from mainline
632 2011-05-05 Michael Hope <michael.hope@linaro.org>
635 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
638 2012-03-15 Chung-Lin Tang <cltang@codesourcery.com>
640 Backport from mainline
641 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
643 PR rtl-optimization/52528
644 * combine.c (can_combine_p): Add setting of subst_low_luid
645 before call to expand_field_assignment().
647 2012-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
649 Backport from mainline
650 2011-09-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
652 PR Bug middle-end/50232
653 * config/pa/pa.md (return): Define "return" insn pattern.
654 (epilogue): Use it when no epilogue is needed.
655 * config/pa/pa.c (pa_can_use_return_insn): New function.
656 * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
658 Backport for mainline
659 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
662 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
665 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
667 Backport from mainline
669 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
670 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
671 (vector_ltgt<mode>): Likewise.
672 (vector_ordered<mode>): Likewise.
673 (vector_unordered<mode>): Likewise.
674 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
676 2012-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
678 Backport from mainline
679 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
682 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
683 unsigned HOST_WIDE_INT.
684 (zvdep_imm64): Likewise.
685 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
686 (vdepi_and): Likewise.
687 Likewise for unamed 64-bit patterns.
688 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
690 2012-03-03 Eric Botcazou <ebotcazou@adacore.com>
693 Backport from mainline
694 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
696 * config/sparc/sparc.c (sparc_delegitimize_address): Handle
697 UNSPEC_MOVE_PIC pattern.
699 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
701 Backport from mainline
702 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
704 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
706 2012-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
707 Ira Rosen <irar@il.ibm.com>
709 PR tree-optimization/50031
710 PR tree-optimization/50969
711 * targhooks.c (default_builtin_vectorization_cost): Handle
713 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
714 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
715 all types of reduction and pattern statements.
716 (vect_estimate_min_profitable_iters): Likewise.
717 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
718 (vect_model_store_cost): Use vec_perm rather than vector_stmt for
720 (vect_model_load_cost): Likewise.
721 (vect_get_load_cost): Likewise; add dump logic for explicit realigns.
722 (vectorizable_type_demotion): Call vect_model_promotion_demotion_cost.
723 (vectorizable_type_promotion): Likewise.
724 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
726 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
727 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
728 vec_perm for VSX and handle vec_promote_demote.
730 2012-03-01 Jakub Jelinek <jakub@redhat.com>
732 * BASE-VER: Set to 4.6.4.
733 * DEV-PHASE: Set to prerelease.
735 2012-03-01 Release Manager
737 * GCC 4.6.3 released.
739 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
742 2012-02-02 Uros Bizjak <ubizjak@gmail.com>
744 Backport from mainline:
745 2011-11-18 Uros Bizjak <ubizjak@gmail.com>
747 PR tree-optimization/51118
748 * fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
749 before using TREE_TYPE accessor on expr.
751 2012-02-23 Jakub Jelinek <jakub@redhat.com>
753 Backported from trunk
754 2012-02-20 Jakub Jelinek <jakub@redhat.com>
756 PR tree-optimization/52286
757 * fold-const.c (fold_binary_loc): For (X & C1) | C2
758 optimization use double_int_to_tree instead of build_int_cst_wide,
759 rewrite to use double_int vars.
761 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
764 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
766 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
770 is not offsettable memory reference.
772 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
775 * thumb2.md (thumb2_shiftsi3_short): Split register and
776 immediate shifts. For register shifts tie operands 0 and 1.
777 (peephole2 for above): Check that register-controlled shifts
778 have suitably tied operands.
780 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
782 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
783 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
785 2012-02-20 Kai Tietz <ktietz@redhat.com>
788 * stor-layout.c (place_field): Handle desired_align for
791 2012-02-20 Kai Tietz <ktietz@redhat.com>
794 * gthr.h (GTHREAD_USE_WEAK): Define as zero for mingw.
796 2012-02-16 Jakub Jelinek <jakub@redhat.com>
799 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
800 children with clone_tree_hash, not after it.
802 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
804 Backport from mainline
805 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
808 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
809 force_reg instead of copy_to_reg for better optimization. Force
810 non-register or memory operands into a register.
812 2012-02-15 Richard Guenther <rguenther@suse.de>
814 Backport from mainline
815 2012-02-08 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/46886
818 * tree-flow.h (do_while_loop_p): Declare.
819 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
820 * tree-parloops.c (parallelize_loops): Only parallelize do-while
823 2012-02-15 Eric Botcazou <ebotcazou@adacore.com>
827 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Add support for
828 Solaris 11 and slightly reformat.
829 (sparc_is_sighandler): Likewise.
831 2012-02-14 Jakub Jelinek <jakub@redhat.com>
833 Backported from mainline
834 2012-02-14 Jakub Jelinek <jakub@redhat.com>
837 * dwarf2out.c (clone_tree_hash): New function.
838 (copy_decls_walk): Use it instead of clone_tree.
841 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
844 2012-02-13 Jakub Jelinek <jakub@redhat.com>
846 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
850 * omp-low.c (expand_omp_for): If a static schedule without
851 chunk size has NULL region->cont, force fd.chunk_size to be
855 Backported from mainline
856 2011-11-08 Michael Matz <matz@suse.de>
858 * gengtype.c (write_field_root): Avoid out-of-scope access of newv.
860 2012-02-14 Bin Cheng <bin.cheng@arm.com>
862 Backport from mainline.
863 2011-06-08 Julian Brown <julian@codesourcery.com>
865 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
866 for double-precision helper functions in hard-float mode if only
867 single-precision arithmetic is supported in hardware.
869 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
871 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
872 having the same mode as previous compare.
874 2012-02-09 Jack Howarth <howarth@bromo.med.uc.edu>
876 Backported from mainline
877 2011-06-27 Richard Guenther <rguenther@suse.de>
879 PR tree-optimization/49536
880 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
881 For non-scalar inner types use a scalar type according to
882 the scalar inner mode.
884 2012-02-09 Jakub Jelinek <jakub@redhat.com>
886 Backported from mainline
887 2012-02-08 Jakub Jelinek <jakub@redhat.com>
889 PR rtl-optimization/52139
890 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
891 is a BARRIER after emit_insn_after_noloc, move BB_END
892 to the last non-BARRIER insn before it.
894 2012-02-07 Jakub Jelinek <jakub@redhat.com>
896 PR rtl-optimization/52060
897 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
898 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
899 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
900 and/or i0src_copy2 when needed.
903 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
904 if modifier < EXPAND_SUM call force_operand on the result.
906 2012-02-06 Jakub Jelinek <jakub@redhat.com>
909 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
910 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
912 2012-02-02 Jakub Jelinek <jakub@redhat.com>
915 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
917 2012-01-28 Jakub Jelinek <jakub@redhat.com>
920 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
921 arm_general_register_operand predicate for operand 2 instead of
924 2012-01-19 Jakub Jelinek <jakub@redhat.com>
927 * tree-mudflap.c (mf_artificial): New function.
928 (execute_mudflap_function_ops, execute_mudflap_function_decls,
929 mx_register_decls, mudflap_enqueue_decl): Use it.
931 2012-01-05 Jakub Jelinek <jakub@redhat.com>
933 PR rtl-optimization/51767
934 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
935 of jump_block and add an extra edge for degenerated asm gotos.
938 * stmt.c (check_unique_operand_names): Don't ICE during error
939 reporting if i is from labels chain.
942 * profile.c (branch_prob): Split bbs that have exit edge
943 and need a fake entry edge too.
945 2012-01-04 Jakub Jelinek <jakub@redhat.com>
948 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
949 in .debug_loc on the floor.
951 2011-12-15 Jakub Jelinek <jakub@redhat.com>
954 * c-parser.c (c_parser_omp_clause_num_threads,
955 c_parser_omp_clause_schedule): Call mark_exp_read.
958 * tree-ssa-coalesce.c (coalesce_ssa_name): For !optimize, test
959 !DECL_IGNORED_P instead of !DECL_ARTIFICIAL.
961 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
963 Backport from mainline
964 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
967 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
969 2012-02-09 Andrey Belevantsev <abel@ispras.ru>
971 Backport from mainline
972 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
975 * function.c (instantiate_virtual_regs_in_insn): Use
976 delete_insn_and_edges when removing a wrong asm insn.
978 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
981 * expr.c (get_inner_reference): If there is an offset, add a negative
982 bit position to it (if any).
984 2012-02-07 Kai Tietz <ktietz@redhat.com>
985 Dave Korn <dave.korn.cygwin@gmail.com>
988 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
989 Take care that typinfo gets dllexport-attribute.
991 2012-02-07 Alan Modra <amodra@gmail.com>
994 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
997 2012-02-02 Uros Bizjak <ubizjak@gmail.com>
999 Backport from mainline:
1000 2011-11-18 Uros Bizjak <ubizjak@gmail.com>
1002 PR tree-optimization/51118
1003 * fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
1004 before using TREE_TYPE accessor on expr.
1006 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1008 Backport from mainline r183796
1009 PR rtl-optimization/51374
1010 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1011 to cross other volatile_refs_p insns.
1013 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1015 Backport from mainline.
1016 2011-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1018 config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true
1021 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1023 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1024 to srak instruction.
1026 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1028 Backport from mainline.
1029 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1032 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1033 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1035 2012-01-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1037 Backport from mainline.
1038 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1041 * config/arm/arm.c (arm_load_pic_register): Use
1042 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1043 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1044 (arm_pic_static_addr): Likewise.
1045 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1046 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1047 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1048 (pic_load_addr_unified): New.
1050 2012-01-25 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1053 bases are dereferenced.
1055 2012-01-24 Richard Guenther <rguenther@suse.de>
1057 Forward-port to branch
1058 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1061 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1062 op0 isn't sufficiently aligned and there is movmisalignM
1063 insn for mode, use it to load op0 into a temporary register.
1065 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1067 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1069 2012-01-19 Quentin Neill <quentin.neill@amd.com>
1072 * config/i386/driver-i386.c (host_detect_local_cpu): Also check
1073 family to distinguish PROCESSOR_ATHLON.
1075 2012-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1077 PR tree-optimization/49642
1078 * ipa-split.c (forbidden_dominators): New variable.
1079 (check_forbidden_calls): New function.
1080 (dominated_by_forbidden): Likewise.
1081 (consider_split): Check for forbidden dominators.
1082 (execute_split_functions): Initialize and free forbidden
1083 dominators info; call check_forbidden_calls.
1085 2012-01-18 David Edelsohn <dje.gcc@gmail.com>
1087 * config/rs6000/rs6000.md (call_value_indirect_aix32): Fix typo
1088 in mode of operand[4].
1090 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1092 PR rtl-optimization/51821
1093 * recog.c (peep2_find_free_register): Determine clobbered registers
1096 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1098 Backport from mainline r183129
1100 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1101 DECL_EXTERNAL when checking for initializers of progmem variables.
1103 22012-01-12 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1105 Backport from mainline
1106 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1108 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1110 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1113 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1115 2012-01-10 Joseph Myers <joseph@codesourcery.com>
1119 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1122 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1123 zero extend count after the correction to it is done.
1124 (doloop_optimize): Update call to doloop_modify, don't zero extend
1127 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1130 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1132 (doloop_optimize): Update call to doloop_modify.
1134 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1136 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1138 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
1140 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Check that the
1141 purported sigacthandler address isn't null before dereferencing it.
1142 (sparc_is_sighandler): Likewise.
1144 2012-01-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1146 Backport from mainline
1147 2011-11-04 Jiangning Liu <jiangning.liu@arm.com>
1149 PR rtl-optimization/38644
1150 * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
1151 for epilogue having stack adjustment.
1153 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
1156 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove SAVPC and
1157 add CFA. Revert back to old code for Solaris 8+ multi-threaded.
1158 (sparc_is_sighandler): Likewise.
1159 (MD_FALLBACK_FRAME_STATE_FOR): Adjust call to IS_SIGHANDLER.
1161 2012-01-06 Eric Botcazou <ebotcazou@adacore.com>
1163 Backport from mainline
1164 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1166 * c-decl.c (ext_block): Moved up.
1167 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1169 2012-01-06 Richard Sandiford <richard.sandiford@linaro.org>
1172 * expr.h (copy_blkmode_to_reg): Declare.
1173 * expr.c (copy_blkmode_to_reg): New function.
1174 (expand_assignment): Don't expand register RESULT_DECLs before
1175 the lhs. Use copy_blkmode_to_reg to copy BLKmode values into a
1176 RESULT_DECL register.
1177 (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
1179 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1181 PR tree-optimization/51315
1182 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1183 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1185 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1187 PR tree-optimization/51624
1188 * tree-sra.c (build_ref_for_model): When replicating a chain of
1189 COMPONENT_REFs, stop as soon as the offset would become negative.
1191 2012-01-04 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/49651
1194 * tree-ssa-structalias.c (type_can_have_subvars): New function.
1195 (var_can_have_subvars): Use it.
1196 (get_constraint_for_1): Only consider subfields if there can be any.
1198 2012-01-03 Sandra Loosemore <sandra@codesourcery.com>
1200 Backport from mainline:
1201 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1203 * doc/invoke.texi (-flto and related options): Copy-edit.
1205 2012-01-03 Richard Guenther <rguenther@suse.de>
1207 Backport from mainline
1208 2011-11-10 Richard Guenther <rguenther@suse.de>
1210 PR tree-optimization/51042
1211 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
1212 self-referential expressions. Refactor code to avoid duplication.
1214 2012-01-03 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/51070
1217 * tree-loop-distribution.c (generate_builtin): Do not replace
1218 the loop with a builtin if the partition contains statements which
1219 results are used outside of the loop.
1220 (stmt_has_scalar_dependences_outside_loop): Properly handle calls.
1222 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1224 Backport from the mainline
1225 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1227 * config/rs6000/rs6000.c (rs6000_inner_target_options): Fix thinko
1228 in setting options via target #pragma or attribute.
1230 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
1232 Backport from mainline
1233 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
1236 * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call
1237 unlikely_text_section_p. Instead check for being in a code section.
1239 2011-12-23 Richard Guenther <rguenther@suse.de>
1241 PR rtl-optimization/50396
1242 * simplify-rtx.c (simplify_binary_operation_1): Properly
1243 guard code that only works for integers.
1245 2011-12-22 Doug Kwan <dougkwan@google.com>
1247 Backport from mainline
1248 2011-03-23 Julian Brown <julian@codesourcery.com>
1250 * expr.c (expand_expr_real_1): Only use BLKmode for volatile
1251 accesses which are not naturally aligned.
1253 2011-11-20 Joey Ye <joey.ye@arm.com>
1255 * expr.c (expand_expr_real_1): Correctly handle strict volatile
1256 bitfield loads smaller than mode size.
1258 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
1261 * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
1264 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
1267 * arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a
1268 weak function on bare-metal EABI targets.
1270 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
1272 Backport from mainline
1273 2011-12-21 Richard Guenther <rguenther@suse.de>
1276 * tree-outof-ssa.c (insert_value_copy_on_edge): Use the
1277 mode of the pseudo as destination mode. Only assert that
1278 is equal to the promoted mode of the decl if it is a REG.
1280 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
1282 * config/alpha/linux-unwind.h: Update copyright years.
1283 (MD_FROB_UPDATE_CONTEXT): New define.
1284 (alpha_frob_update_context): New function.
1286 2011-12-19 Martin Jambor <mjambor@suse.cz>
1288 PR tree-optimization/51583
1289 * tree-sra.c (load_assign_lhs_subreplacements): Call
1290 force_gimple_operand_gsi when necessary also in case of no
1291 corresponding replacement on the RHS.
1293 2011-12-16 Eric Botcazou <ebotcazou@adacore.com>
1295 * config/sparc/sparc.md (UNSPEC_FRAME_BLOCKAGE): New constant.
1296 (frame_blockage): New expander.
1297 (frame_blockage<P:mode>): New instruction.
1298 * config/sparc/sparc.c (sparc_expand_prologue): When the sequence of
1299 instructions establishing the frame isn't atomic, emit frame blockage.
1301 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1303 Backport from mainline.
1304 2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
1306 PR rtl-optimization/49720
1307 * simplify-rtx.c (simplify_relational_operation_1): Detect
1308 infinite recursion condition in "(eq/ne (plus x cst1) cst2)
1309 simplifies to (eq/ne x (cst2 - cst1))" case.
1311 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
1313 Backport from mainline.
1314 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
1316 * config/i386/freebsd.h (TARGET_ASM_FILE_END): Define.
1318 2011-12-13 Eric Botcazou <ebotcazou@adacore.com>
1320 * lto-streamer-out.c (write_symbol): Use proper 64-bit host type.
1321 * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets.
1322 * lto-streamer-in.c (lto_read_body): Likewise.
1323 (lto_input_toplevel_asms): Likewise.
1324 * lto-section-in.c (lto_create_simple_input_block): Likewise.
1325 * lto-opts.c (lto_read_file_options): Likewise.
1326 * ipa-prop.c (ipa_prop_read_section): Likewise.
1328 * df.h (DF_NOTE): Fix typo in comment.
1330 2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1332 * regmove.c (fixup_match_2): Only access call_used_regs with hard
1335 2011-12-12 Jakub Jelinek <jakub@redhat.com>
1338 * calls.c (internal_arg_pointer_based_exp_scan): Don't use
1339 VEC_safe_grow_cleared if idx is smaller than VEC_length.
1341 Backported from mainline
1342 2011-12-11 Jakub Jelinek <jakub@redhat.com>
1344 PR tree-optimization/51485
1345 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
1348 2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
1350 PR tree-optimization/50569
1351 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
1352 in the expression of MODEL instead of just the last one.
1354 2011-12-09 Michael Meissner <meissner@the-meissners.org>
1356 Backport from mainline
1357 2011-12-09 Michael Meissner <meissner@the-meissners.org>
1359 PR rtl-optimization/51469
1360 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
1361 indirect function, mark the symbol as non-local.
1363 2011-12-09 Jakub Jelinek <jakub@redhat.com>
1365 Backport from mainline
1366 2011-12-08 Jakub Jelinek <jakub@redhat.com>
1368 PR tree-optimization/51466
1369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
1372 2011-11-28 Jakub Jelinek <jakub@redhat.com>
1374 PR tree-optimization/50078
1375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
1376 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
1378 2011-12-09 Kazu Hirata <kazu@codesourcery.com>
1380 Backport from mainline:
1382 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
1385 * config/arm/arm.md (*minmax_arithsi): Always require the else
1386 clause in the MINUS case.
1388 2011-12-08 Teresa Johnson <tejohnson@google.com>
1390 Backport from mainline:
1392 2011-08-05 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint
1395 instead of "!m" for operand 0, alternative 4.
1396 (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
1398 2011-12-08 Jakub Jelinek <jakub@redhat.com>
1400 Backport from mainline
1401 2011-12-05 Jakub Jelinek <jakub@redhat.com>
1404 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
1405 for debug info if scope is file_scope.
1408 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
1409 relayout_decl instead of layout_decl.
1411 2011-12-05 Jakub Jelinek <jakub@redhat.com>
1412 Eric Botcazou <ebotcazou@adacore.com>
1416 * calls.c (internal_arg_pointer_exp_state): New variable.
1417 (internal_arg_pointer_based_exp_1,
1418 internal_arg_pointer_exp_scan): New functions.
1419 (internal_arg_pointer_based_exp): New function.
1420 (mem_overlaps_already_clobbered_arg_p): Use it.
1421 (expand_call): Free internal_arg_pointer_exp_state.cache vector
1422 and clear internal_arg_pointer_exp_state.scan_start.
1424 2011-11-30 Jakub Jelinek <jakub@redhat.com>
1426 PR rtl-optimization/48721
1427 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
1428 reg_pending_barrier to TRUE_BARRIER.
1430 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
1433 * calls.c (mem_overlaps_already_clobbered_arg_p):
1434 Return false if no outgoing arguments have been stored so far.
1436 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
1438 PR tree-optimization/51315
1439 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
1440 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
1441 MEM_REFs and use get_object_or_type_alignment for them.
1442 (build_accesses_from_assign): Adjust for above change.
1443 (access_precludes_ipa_sra_p): Likewise.
1445 2011-12-06 Martin Jambor <mjambor@suse.cz>
1447 Backport from mainline:
1449 2011-12-02 Martin Jambor <mjambor@suse.cz>
1451 PR tree-optimization/50622
1452 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
1453 if both lacc and racc are grp_partial_lhs.
1455 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
1457 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
1460 2011-12-06 Alan Modra <amodra@gmail.com>
1463 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
1464 Do not mark r11 setup as frame-related. Pass correct offset to
1465 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
1466 arguments. Correct sp_offset. Remove "offset" fudge from
1467 in-line rs6000_frame_related call. Rename misleading variable.
1468 Fix comments and whitespace. Tidy some expressions.
1469 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
1470 to r11 in out-of-line case. Correct sp_offset. Pass correct
1471 offset to rs6000_emit_savres_rtx. Rename misleading variable.
1472 Fix comments and whitespace. Tidy some expressions.
1473 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
1474 adjustment when !saving_GPRs_inline. Correct register mode
1475 used in address calcs.
1476 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
1477 !restoring_GPRs_inline.
1479 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
1482 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
1483 parameter as long long.
1485 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
1489 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
1490 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
1492 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
1493 insn condition to !AVR_HAVE_8BIT_SP.
1494 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
1495 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
1496 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
1497 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
1498 AT86RF401 have a 16-bit SP (their manual is bogus).
1500 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
1502 Backport from mainline:
1504 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
1507 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
1508 (cached_dw_loc_list_def): New structure.
1509 (cached_dw_loc_list): New typedef.
1510 (cached_dw_loc_list_table): New variable.
1511 (cached_dw_loc_list_table_hash): New function.
1512 (cached_dw_loc_list_table_eq): Likewise.
1513 (add_location_or_const_value_attribute): Take a bool cache_p.
1514 Cache the list when the parameter is true.
1515 (gen_formal_parameter_die): Update caller.
1516 (gen_variable_die): Likewise.
1517 (dwarf2out_finish): Likewise.
1518 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
1519 while generating debug info for the decl.
1520 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
1521 (dwarf2out_init): Initialize cached_dw_loc_list_table.
1522 (resolve_addr): Cache the result of resolving a chain of
1525 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
1528 * i386.c (distance_non_agu_define): Fix insn attr check.
1530 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
1532 * configure: Regenerate.
1534 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
1536 PR rtl-optimization/51187
1537 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
1538 is a barrier between the jump and its target label.
1540 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
1543 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
1544 overlap of src and dest operands.
1546 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
1549 * configure.ac: Remove ranlib special-casing for Darwin.
1550 * configure: Regenerate.
1552 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
1553 Bernd Schmidt <bernds@coudesourcery.com>
1554 Sebastian Huber <sebastian.huber@embedded-brains.de>
1557 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
1558 the base reg is stored iff compiling for Thumb1.
1560 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
1563 Backport from mainline r180523
1564 * config/darwin.c (top level): Amend comments concerning LTO output.
1565 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
1566 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
1567 (LTO_NAMES_SECTION): Rename.
1568 (darwin_asm_named_section): Record LTO section counts and switches
1569 in a vec of darwin_lto_section_e.
1570 (darwin_file_start): Remove unused code.
1571 (darwin_file_end): Put an LTO section termination label. Handle
1572 output of the wrapped LTO sections, index and names table.
1574 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
1577 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1578 Only expand a symbol ref. into an access when the entity is defined
1581 2011-11-10 Jakub Jelinek <jakub@redhat.com>
1584 * tree-object-size.c (addr_object_size): Check TREE_CODE of
1585 MEM_REF's operand rather than code of the MEM_REF itself.
1587 2011-11-07 Alan Modra <amodra@gmail.com>
1590 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
1591 blockage for ABI_V4.
1593 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
1596 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
1598 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
1600 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
1603 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
1605 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
1608 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
1609 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
1611 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
1614 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
1615 (movsf_insn_no_fpu): Likewise.
1616 (movdf_insn_sp32): Likewise.
1617 (movdf_insn_sp32_no_fpu): Likewise.
1618 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
1619 (movdf_insn_sp32_v9_no_fpu): Likewise.
1620 (movdf_insn_sp64): Likewise.
1621 (movdf_insn_sp64_no_fpu): Likewise.
1622 (movtf_insn_sp32): Likewise.
1623 (movtf_insn_sp32_no_fpu): Likewise.
1624 (movtf_insn_sp64): Likewise.
1625 (movtf_insn_sp64_hq): Likewise.
1626 (movtf_insn_sp64_no_fpu): Likewise.
1628 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
1630 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
1631 NULL for a jump that is a cc0 insn, pick the previous insn for
1634 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (splitters for int-float conversion): Use
1637 SUBREG_REG on SUBREGs in splitter constraints.
1639 2011-11-01 Julian Brown <julian@codesourcery.com>
1641 PR rtl-optimization/47918
1642 * reload1.c (set_initial_label_offsets): Use initial offsets
1643 for labels on the nonlocal_goto_handler_labels chain.
1645 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1648 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
1649 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
1650 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
1652 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
1656 constraints. Change alternative 1 to "x,m,1".
1658 2011-10-26 Jakub Jelinek <jakub@redhat.com>
1660 * BASE-VER: Set to 4.6.3.
1661 * DEV-PHASE: Set to prerelease.
1663 2011-10-26 Release Manager
1665 * GCC 4.6.2 released.
1667 2011-10-25 Kai Tietz <ktietz@redhat.com>
1669 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
1670 Use for 32-bit frame-pointer, if setjmp is used.
1672 2011-10-24 Jakub Jelinek <jakub@redhat.com>
1675 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
1676 -gdwarf-4 or not -gstrict-dwarf.
1678 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
1681 Backport from mainline r180385
1682 * doc/extend.texi (Declaring Attributes of Functions):
1683 Document OS_main and OS_task attributes.
1684 (Specifying Attributes of Variables): Move up
1685 subsection "AVR Variable Attributes" as of alphabetical order.
1687 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
1690 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
1691 handling and indirect jump/calls on devices > 128k.
1693 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1697 Remove (match_dup 0).
1699 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
1702 Backport from Mainline r180299.
1703 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
1704 (__tablejump__): Consistently use EIND for indirect jump/call.
1705 (__tablejump_elpm__): Ditto.
1707 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1710 Backport from mainline.
1711 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1713 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
1716 2011-10-19 Jakub Jelinek <jakub@redhat.com>
1718 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
1719 second argument instead of mode.
1722 Backport from mainline
1723 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
1727 * tree-sra.c (build_ref_for_model): Use the type of the field as
1728 the type of the COMPONENT_REF.
1730 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
1731 Eric Botcazou <ebotcazou@adacore.com>
1734 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
1735 fs->signal_frame to 1.
1737 2011-10-14 Richard Guenther <rguenther@suse.de>
1739 Backport from mainline
1740 2011-10-14 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/50723
1743 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
1745 2011-10-13 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/50712
1748 * ipa-split.c (split_function): Always re-gimplify parameters
1749 when they are not gimple vals before passing them. Properly
1750 check for type compatibility.
1752 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
1754 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
1755 * config/sparc/sparc.opt (mfix-at697f): New option.
1756 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
1757 (sparc_reorg): New function.
1759 2011-10-12 Steve Ellcey <sje@cup.hp.com>
1762 Backport from Mainline 179472.
1763 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
1764 (gcc_cv_ld_static_option): Ditto.
1765 (gcc_cv_ld_dynamic_option): Ditto.
1766 * configure: Regenerate.
1768 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
1770 PR tree-optimization/50189
1771 * tree-vrp.c (extract_range_from_assert): Use the type of
1772 the variable, not the limit.
1774 2011-10-12 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/50700
1777 * tree-object-size.c (addr_object_size): Simplify and treat
1778 MEM_REF bases consistently.
1780 2011-10-12 Joseph Myers <joseph@codesourcery.com>
1783 * convert.c (convert_to_integer): Do not narrow operands of
1784 pointer subtraction.
1786 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
1789 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
1790 (mov<F:mode>cc): Likewise.
1792 2011-10-11 Nick Clifton <nickc@redhat.com>
1795 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
1796 df_get_live_out instead of accessing the bitmaps directly.
1797 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
1798 df_live_add_problem and df_analyze.
1800 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
1803 Backport from Mainline r179737.
1804 * config/avr/avr-devices.c (avr_mcu_types): Set
1805 .data_section_start of atmega164a to 0x100.
1807 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
1810 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
1812 2011-10-06 Jakub Jelinek <jakub@redhat.com>
1814 * tree.h (avoid_folding_inline_builtin): New prototype.
1815 * builtins.c (avoid_folding_inline_builtin): No longer static.
1816 * gimple-fold.c (gimple_fold_builtin): Give up if
1817 avoid_folding_inline_builtin returns true.
1819 PR tree-optimization/49279
1820 * tree-ssa-structalias.c (find_func_aliases): Don't handle
1823 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1825 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
1826 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
1828 2011-10-03 Jakub Jelinek <jakub@redhat.com>
1829 Ian Lance Taylor <iant@google.com>
1831 * godump.c (go_output_typedef): Support printing enum values that
1832 don't fit in a signed HOST_WIDE_INT.
1834 2011-09-30 Jakub Jelinek <jakub@redhat.com>
1837 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
1838 input constraints allow mem and not reg, pass true instead of
1839 false as second argument to maybe_fold_reference.
1841 2011-09-30 Jakub Jelinek <jakub@redhat.com>
1842 Richard Guenther <rguenther@suse.de>
1844 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
1845 handling of BUILT_IN_STRNCAT.
1846 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
1847 and BUILT_IN_STRNCAT.
1849 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1851 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
1852 forward declaration.
1853 (remove_duplicate_close_phi): Detect and repair creation of
1854 duplicate close-phis for a containing loop.
1856 2011-09-26 Richard Guenther <rguenther@suse.de>
1858 PR tree-optimization/50472
1859 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
1860 volatile references.
1862 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
1864 PR tree-optimization/50413
1865 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
1866 a basic block if one of its data-refs can't be analyzed.
1868 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
1870 PR tree-optimization/50412
1871 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
1872 accesses that require epilogue loop if vectorizing outer loop.
1874 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
1878 to register_operand and operand 2 predicate to nonimmediate_operand.
1879 (xop_pcmov_<mode>256): Ditto.
1880 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
1881 xop_pcmov, force op_true to register. Also, force op_false to
1882 register if it doesn't satisfy nonimmediate_operand predicate.
1884 2011-09-19 Alan Modra <amodra@gmail.com>
1885 Michael Meissner <meissner@linux.vnet.ibm.com>
1888 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
1889 load of the indirect function's TOC from the call to prevent the
1890 compiler from moving the load of the new TOC above code that
1891 references the current function's TOC.
1892 (call_indirect_aix64): Ditto.
1893 (call_value_indirect_aix32): Ditto.
1894 (call_value_indirect_aix64): Ditto.
1895 (call_indirect_nonlocal_aix32_internal): Ditto.
1896 (call_indirect_nonlocal_aix32): Ditto.
1897 (call_indirect_nonlocal_aix64_internal): Ditto.
1898 (call_indirect_nonlocal_aix64): Ditto.
1899 (call_value_indirect_nonlocal_aix32_internal): Ditto.
1900 (call_value_indirect_nonlocal_aix32): Ditto.
1901 (call_value_indirect_nonlocal_aix64_internal): Ditto.
1902 (call_value_indirect_nonlocal_aix64): Ditto.
1904 2011-09-19 Martin Jambor <mjambor@suse.cz>
1907 * ipa-split.c (split_function): Do not change signature if it is
1908 not possible or there are attribute types.
1910 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
1911 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1914 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
1915 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
1917 2011-09-14 Diego Novillo <dnovillo@google.com>
1919 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
1920 local variable ORIG_SCALAR_STMT.
1922 2011-09-08 Martin Jambor <mjambor@suse.cz>
1924 Backport from mainline
1925 2011-09-07 Martin Jambor <mjambor@suse.cz>
1927 PR tree-optimization/49911
1928 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
1929 enumerations to the corresponding plain integer type.
1931 2011-09-08 Richard Guenther <rguenther@suse.de>
1933 Backport from mainline
1934 2011-07-04 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/49518
1937 PR tree-optimization/49628
1938 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
1939 irrelevant data-references.
1941 2011-09-08 Richard Guenther <rguenther@suse.de>
1943 Backport from mainline
1944 2011-08-23 Richard Guenther <rguenther@suse.de>
1946 PR tree-optimization/50162
1947 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
1949 2011-09-08 Richard Guenther <rguenther@suse.de>
1951 Backport from mainline
1952 2011-05-05 Michael Matz <matz@suse.de>
1954 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1955 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1956 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1957 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1958 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1959 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1960 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1961 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1962 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1963 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1964 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
1965 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
1966 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1967 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1968 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1969 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1971 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
1972 Iain Sandoe <iains@gcc.gnu.org>
1974 Backport from mainline (restore powerpc-darwin Ada bootstrap).
1975 * config/rs6000/rs6000.c (compute_save_world_info): Test
1976 cfun->has_nonlocal_label to determine if the out-of-line save
1977 world call may be used.
1979 2011-09-08 Jakub Jelinek <jakub@redhat.com>
1982 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
1983 code early if TARGET_AVX.
1984 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
1986 2011-09-06 Martin Jambor <mjambor@suse.cz>
1989 2011-09-02 Martin Jambor <mjambor@suse.cz>
1991 * ipa-split.c (split_function): Do not skip any arguments if
1992 can_change_signature is set or there are function type attributes.
1994 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
1997 Backport from mainline r178528
1998 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
1999 that contain global register variable.
2001 2011-09-02 Martin Jambor <mjambor@suse.cz>
2004 * ipa-split.c (split_function): Do not skip any arguments if
2005 can_change_signature is set or there are function type attributes.
2007 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
2009 PR tree-optimization/50178
2010 * tree-vect-stmts.c (vectorizable_call): Update the related
2011 pattern statement before deleting the original call.
2012 (vect_transform_stmt): Don't expect the related pattern statement
2013 to match the original statement after transformation.
2015 2011-08-29 Richard Guenther <rguenther@suse.de>
2018 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
2020 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
2024 (vec_extract_lo_v16hi): Ditto.
2025 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
2026 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
2029 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
2033 when all outputs are unused.
2034 (sse4_2_pcmpistr): Ditto.
2036 2011-08-26 Jakub Jelinek <jakub@redhat.com>
2039 * c-typeck.c (c_process_expr_stmt): Skip over nops and
2040 call mark_exp_read even if exprv is ADDR_EXPR.
2042 2011-08-20 Jakub Jelinek <jakub@redhat.com>
2044 PR tree-optimization/48739
2045 * tree-ssa.c: Include cfgloop.h.
2046 (execute_update_addresses_taken): When updating ssa, if in
2047 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
2049 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
2051 2011-08-18 Jakub Jelinek <jakub@redhat.com>
2054 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
2055 on the result before returning it.
2057 2011-08-16 Liang Wang <lwang1@marvell.com>
2059 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
2060 ggc_alloc_zone_vec_rtvec_def.
2062 2011-08-12 Nick Clifton <nickc@redhat.com>
2064 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
2066 * doc/md.texi (cmpstrn): Note that the comparison stops if both
2067 fetched bytes are zero.
2069 (cmpmem): Note that the comparison does not stop if both of the
2070 fetched bytes are zero.
2072 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
2074 * config/rx/rx.md (movsicc): Allow register to register
2076 (*movsicc): Likewise.
2077 (*stcc): Restrict this pattern to EQ and NE compares.
2078 (*stcc_reg): New pattern. Works for any comparison but only for
2081 2011-08-10 DJ Delorie <dj@redhat.com>
2083 * expr.c (expand_expr_addr_expr_1): Detect a user request for
2084 a local frame in a naked function, and produce a suitable
2085 error for that specific case.
2087 2011-08-09 Martin Jambor <mjambor@suse.cz>
2090 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
2093 2011-08-09 Nick Clifton <nickc@redhat.com>
2095 * config/rx/rx.md: Disable extender peepholes at -O3.
2097 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
2100 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
2101 (TARGET_INSTANTIATE_DECLS): New define.
2103 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
2105 Backport from mainline
2106 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
2108 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
2110 * doc/invoke.texi: Document core-avx-i.
2112 2011-08-03 Jakub Jelinek <jakub@redhat.com>
2114 PR tree-optimization/49948
2115 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
2117 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
2119 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
2120 (stack_protect_test): The pattern compares ptr_mode value.
2122 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/i386.md (strset): Do not expand strset_singleop
2126 when %eax or $edi are fixed.
2127 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
2128 (*strsetsi_1): Ditto.
2129 (*strsethi_1): Ditto.
2130 (*strsetqi_1): Ditto.
2131 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
2132 (*rep_stossi): Ditto.
2133 (*rep_stosqi): Ditto.
2134 (*strlenqi_1): Ditto.
2135 (cmpstrnsi): Also fail when %ecx is fixed.
2136 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
2137 (*cmpstrnqi_1): Ditto.
2138 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
2139 (*strmovsi_1): Ditto.
2140 (*strmovhi_1): Ditto.
2141 (*strmovqi_1): Ditto.
2142 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
2143 (*rep_movsi): Ditto.
2144 (*rep_movqi): Ditto.
2146 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
2149 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
2150 Disable instruction scheduling for non-ColdFire targets.
2151 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
2153 2011-07-29 Jakub Jelinek <jakub@redhat.com>
2157 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
2158 in nested parallel and outer is a gimple_reg, mark it as addressable
2159 and set its bit in task_shared_vars bitmap too.
2161 2011-07-29 Wei Guozhi <carrot@google.com>
2163 Backport from mainline
2164 2011-07-29 Wei Guozhi <carrot@google.com>
2166 PR rtl-optimization/49799
2167 * combine.c (make_compound_operation): Check if the bit field is valid
2168 before change it to bit field extraction.
2170 2011-07-28 Jakub Jelinek <jakub@redhat.com>
2173 * dwarf2out.c (size_of_die, value_format, output_die): Use
2174 DW_FORM_udata instead of DW_FORM_data[48] for
2175 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
2177 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
2179 Backport from mainline
2180 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
2183 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
2185 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2187 Backport from mainline:
2188 2011-07-26 Martin Jambor <mjambor@suse.cz>
2190 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
2191 return false for invariants.
2193 2011-07-27 Jakub Jelinek <jakub@redhat.com>
2196 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
2197 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
2198 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
2199 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
2200 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
2201 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
2202 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
2203 *sibcall_value_pop_1, *call_value_1_vzeroupper,
2204 *call_value_1, *sibcall_value_1_vzeroupper,
2205 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
2206 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
2207 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
2208 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
2210 Backport from mainline
2211 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/constraints.md (z): New constraint.
2215 2011-07-25 Andrew Pinski <apinski@cavium.com>
2218 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
2219 TREE_THIS_NOTRAP into the inner most MEM_REF.
2220 Always copy TREE_THIS_VOLATILE.
2221 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
2222 arguments are not volatile references.
2224 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
2227 Backport from mainline r176756
2228 2011-07-25 Georg-Johann Lay
2229 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
2230 shift counter for x << x and x >> x shifts.
2232 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
2234 * config.gcc (x86_64-*-linux*): Set
2235 default_gnu_indirect_function to yes.
2237 2011-07-22 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/45819
2240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2241 preserve volatile and notrap flags.
2243 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
2245 Backport from mainline
2246 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
2250 general register to memory for !TARGET_INTER_UNIT_MOVES.
2252 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2254 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
2255 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
2257 2011-07-19 Jakub Jelinek <jakub@redhat.com>
2259 PR tree-optimization/49768
2260 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
2261 if offset is smaller than bitoffset, but offset+size is bigger
2264 2011-07-18 Jakub Jelinek <jakub@redhat.com>
2267 * tree.c (build_common_builtin_nodes): Register
2268 __builtin_return_address, __cyg_profile_func_enter
2269 and __cyg_profile_func_exit.
2271 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2273 * config.gcc: Obsolete i[3456x]86-*-netware*.
2275 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2279 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2281 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
2284 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
2287 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
2289 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
2291 PR tree-optimization/49725
2292 Backport from mainline
2293 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2295 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
2296 a zero minimum index only if it is redundant.
2298 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2301 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
2303 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2305 Backport from mainline:
2306 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2308 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
2309 (asm_file_start): Remove.
2310 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
2311 free_bb_for_insn around code that modifies insns before
2312 restarting df analysis.
2314 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2316 Backport from mainline:
2317 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2320 * config/sol2.h (LIB_SPEC): Simplify.
2321 Move LIB_THREAD_LDFLAGS_SPEC ...
2322 (LINK_SPEC): ... here.
2324 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
2326 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
2328 2011-07-14 Andrew Pinski <pinskia@gmail.com>
2331 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
2332 Use fold_build2_loc instead of build2.
2333 Use the correct type for the new tree.
2335 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
2338 Backport from mainline r176276
2339 2011-07-14 Georg-Johann Lay
2340 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
2342 (*rotw<mode>): Use const_int_operand for operand2.
2343 Use match_scatch for operand3.
2344 (*rotb<mode>): Ditto
2345 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
2347 2011-07-14 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/49651
2350 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2351 handle dereferences with subvariables.
2353 2011-07-11 Martin Jambor <mjambor@suse.cz>
2355 PR tree-optimization/49094
2356 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
2357 (build_accesses_from_assign): Use it.
2359 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
2362 Backport from mainline r176141
2363 2011-07-11 Georg-Johann Lay
2364 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
2365 offsets 1..5 set cc0 in a usable way.
2367 2011-07-08 Jakub Jelinek <jakub@redhat.com>
2370 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
2371 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
2373 * config/rs6000/vector.md (vector_select_<mode>,
2374 vector_select_<mode>_uns): Change second operand of NE to
2375 CONST0_RTX (<MODE>mode) instead of const0_rtx.
2376 * config/rs6000/altivec.md (*altivec_vsel<mode>,
2377 *altivec_vsel<mode>_uns): Expect second operand of NE to be
2378 zero_constant of the corresponding vector mode.
2379 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
2382 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
2385 Backport from mainline SVN 176053.
2386 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
2387 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2388 In particular, allow 8-bit values in r28 and r29.
2389 (avr_hard_regno_scratch_ok): Disallow any register that might be
2390 part of the frame pointer.
2391 (avr_hard_regno_rename_ok): Same.
2392 (avr_legitimate_address_p): Don't allow SUBREGs.
2394 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
2397 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
2398 MASK_V8PLUS, remove commented out flag and reorder.
2400 Backport from mainline
2401 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2403 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
2404 (TARGET_64BIT_DEFAULT): Define.
2405 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
2407 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
2409 2011-07-07 Jakub Jelinek <jakub@redhat.com>
2412 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
2413 one non-complex and one complex argument, call c_save_expr on both
2417 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
2418 referencing debug insns that have been reset.
2419 (dead_debug_insert_before): Don't assert reg is non-NULL,
2420 instead return immediately if it is NULL.
2423 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
2424 operands and last COMPONENT_REF operand call gimplify_expr on it
2427 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2429 Backport from mainline.
2430 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2433 * config/arm/predicates.md (add_operator): New.
2434 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
2437 2011-07-05 Jakub Jelinek <jakub@redhat.com>
2439 PR tree-optimization/49618
2440 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
2441 For DECL_WEAK decls return true.
2443 2011-07-04 Jakub Jelinek <jakub@redhat.com>
2445 PR rtl-optimization/49619
2446 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
2447 pass VOIDmode as op0_mode to recursive call.
2449 PR rtl-optimization/49472
2450 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
2451 negating MULT, negate the second operand instead of first.
2452 (simplify_binary_operation_1) <case MULT>: If one operand is
2453 a NEG and the other is MULT, don't attempt to optimize by
2454 negation of the MULT operand if it only moves the NEG operation
2457 Backported from mainline
2458 2011-06-06 Jakub Jelinek <jakub@redhat.com>
2461 * dwarf2out.c (native_encode_initializer): Decrement count in each
2464 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
2466 Backport from mainline
2467 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
2470 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
2471 instead of TREE_READONLY.
2473 2011-07-04 Richard Guenther <rguenther@suse.de>
2475 PR tree-optimization/49615
2476 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
2477 basic-block index check.
2479 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
2481 PR tree-optimization/49572
2482 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
2483 type of the RHS instead of that of the LHS for the expression type.
2485 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
2487 Backport from mainline
2489 (avr_section_type_flags): For data in ".progmem.data", remove
2490 section flag SECTION_WRITE.
2492 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
2494 Backport from mainline
2496 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
2497 about uninitialized data attributed 'progmem' from here...
2498 (avr_encode_section_info): ...to this new function.
2499 (TARGET_ENCODE_SECTION_INFO): New define.
2501 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
2503 Backport from mainline
2504 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
2506 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
2508 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
2510 (TARGET_AVX128_OPTIMAL): New definition.
2511 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2512 X86_TUNE_AVX128_OPTIMAL entry.
2513 (ix86_option_override_internal): Enable the generation
2514 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
2515 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
2516 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
2518 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
2520 Backport from mainline
2521 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
2523 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
2524 * config/i386/sse.md: Add n to negated FMA pattern names.
2526 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
2528 PR tree-optimization/49539
2529 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
2530 names by means of stmt_references_abnormal_ssa_name.
2531 (associate_plusminus): Call can_propagate_from before propagating
2532 from definition statements.
2534 2011-06-29 Martin Jambor <mjambor@suse.cz>
2536 Backport from mainline
2537 2011-06-24 Martin Jambor <mjambor@suse.cz>
2539 PR tree-optimizations/49516
2540 * tree-sra.c (sra_modify_assign): Choose the safe path for
2541 aggregate copies if we also did scalar replacements.
2543 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
2545 Backport from mainline
2546 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
2549 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
2550 (avx256_split_unaligned_store): New definition.
2551 (ix86_option_override_internal): Enable avx256 unaligned load/store
2552 splitting only when avx256_split_unaligned_load/store is set.
2554 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
2556 Backport from mainline
2557 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
2559 * config/i386/i386.c (flag_opts): Fix a typo in
2560 -mavx256-split-unaligned-store.
2562 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
2564 Backport from mainline
2565 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
2567 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
2568 unaligned 256bit load/store.
2569 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
2570 (*avx_movdqu<avxmodesuffix>): Likewise.
2572 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
2574 Backport from mainline
2575 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
2577 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
2578 and -mavx256-split-unaligned-store.
2579 (ix86_option_override_internal): Split 32-byte AVX unaligned
2580 load/store by default.
2581 (ix86_avx256_split_vector_move_misalign): New.
2582 (ix86_expand_vector_move_misalign): Use it.
2584 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
2585 -mavx256-split-unaligned-store.
2587 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
2588 256bit load/store. Generate unaligned store on misaligned memory
2590 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
2592 (*avx_movdqu<avxmodesuffix>): Likewise.
2594 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
2595 -mavx256-split-unaligned-store.
2597 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
2599 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
2601 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
2603 Backport from mainline
2604 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
2606 PR rtl-optimization/49014
2607 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
2609 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
2611 Backport from mainline
2612 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
2615 * cfgloop.h (loop_has_exit_edges): New helper.
2616 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
2618 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
2619 that have no exit edges.
2621 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
2624 * config/darwin.c (darwin_mergeable_string_section): Place string
2625 constants in '.cstring' rather than '.const' when CF/NSStrings are
2628 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
2630 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
2631 forward scan as well.
2633 2011-06-27 Jakub Jelinek <jakub@redhat.com>
2635 * BASE-VER: Set to 4.6.2.
2636 * DEV-PHASE: Set to prerelease.
2638 2011-06-27 Release Manager
2640 * GCC 4.6.1 released.
2642 2011-06-21 Alan Modra <amodra@gmail.com>
2644 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
2645 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
2647 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2649 Backport from mainline.
2650 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2653 * config/arm/neon.md (vec_pack_trunc): Set the lengths
2654 correctly for the case with Quad vectors.
2656 2011-06-20 Alan Modra <amodra@gmail.com>
2658 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
2659 of toc-relative address in CONST.
2660 (rs6000_delegitimize_address): Recognize changed address.
2661 (rs6000_legitimize_reload_address): Likewise.
2662 (rs6000_emit_move): Don't force these constants to memory.
2663 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
2664 toc-relative address in CONST.
2665 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
2666 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
2668 2011-06-18 Jakub Jelinek <jakub@redhat.com>
2671 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
2672 last_arg_constant and last argument doesn't match its predicate,
2673 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
2674 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
2675 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
2676 spelling of error message.
2677 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
2678 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
2679 const_0_to_255_operand instead of const_int_operand.
2681 2011-06-17 Richard Henderson <rth@redhat.com>
2683 Backport from mainline
2684 2011-03-22 Richard Henderson <rth@redhat.com>
2686 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
2688 2011-06-17 Richard Guenther <rguenther@suse.de>
2690 Backport from mainline
2691 2011-05-23 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/49115
2694 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
2695 is not necessarily carried out, do not claim it kills the ref.
2696 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
2698 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
2700 Backport from mainline
2701 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
2703 PR rtl-optimization/48542
2704 * reload.c (find_equiv_reg): Stop looking when finding a
2706 * reload1.c (reload_as_needed): Invalidate all reload
2707 registers when crossing a setjmp-type call.
2709 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
2711 Backport form main line
2712 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
2715 * config/sh/sh.md (UNSPEC_CHKADD): New.
2716 (chk_guard_add): New define_insn_and_split.
2717 (symGOT_load): Use chk_guard_add instead of blockage.
2719 2011-06-16 Martin Jambor <mjambor@suse.cz>
2721 Backported from mainline
2722 2011-06-15 Martin Jambor <mjambor@suse.cz>
2724 PR tree-optimization/48613
2725 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
2726 ipa_node_params_vector is NULL.
2728 2011-06-16 Jakub Jelinek <jakub@redhat.com>
2730 PR tree-optimization/49419
2731 * tree-vrp.c (execute_vrp): Call init_range_assertions
2732 before estimate_numbers_of_iterations, call
2733 free_number_of_iterations_estimates before calling
2734 remove_range_assertions.
2736 Backported from mainline
2737 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
2740 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
2741 with a set of similar patterns, where the MATCH_OPERAND for the
2742 function argument is replaced with individual references to hardware
2744 (save_fpregs_<mode>): Ditto
2745 (restore_gpregs_<mode>): Ditto
2746 (return_and_restore_gpregs_<mode>): Ditto
2747 (return_and_restore_fpregs_<mode>): Ditto
2748 (return_and_restore_fpregs_aix_<mode>): Ditto
2750 2011-06-14 Richard Henderson <rth@redhat.com>
2753 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
2754 (based_loc_descr): Assert it's true.
2755 (compute_frame_pointer_to_fb_displacement): Set it,
2756 rather than aborting immediately.
2758 2011-06-14 Richard Henderson <rth@redhat.com>
2760 Backport from mainline
2761 2011-03-22 Richard Henderson <rth@redhat.com>
2763 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
2764 (avr_incoming_return_addr_rtx): New.
2765 (emit_push_byte): New.
2766 (expand_prologue): Use it. Remove incorrect dwarf annotation for
2767 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
2768 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
2769 (emit_pop_byte): New.
2770 (expand_epilogue): Use it. Pop frame pointer by bytes.
2771 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
2772 (INCOMING_RETURN_ADDR_RTX): New.
2773 (INCOMING_FRAME_SP_OFFSET): New.
2774 (ARG_POINTER_CFA_OFFSET): New.
2775 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
2776 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
2779 2011-06-14 Jakub Jelinek <jakub@redhat.com>
2782 * tree.h (DECL_NONSHAREABLE): Define.
2783 (struct tree_decl_common): Change decl_common_unused to
2784 decl_nonshareable_flag.
2785 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
2786 Ignore vars with DECL_NONSHAREABLE bit set.
2787 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
2788 on stores to automatic aggregate vars.
2790 PR rtl-optimization/49390
2792 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
2794 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
2797 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
2800 (*vec_dupv2df): Rename from vec_dupv2df.
2801 (vec_dupv2df): New expander.
2803 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
2805 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
2807 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
2809 Backport from mainline
2810 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
2812 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2813 unknown Intel family 0x6 CPUs.
2815 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2817 Backport from mainline
2818 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2821 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
2822 needed when original operands are used for msw_skip comparison.
2824 2011-06-07 Jakub Jelinek <jakub@redhat.com>
2826 PR gcov-profile/49299
2827 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
2829 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
2831 Backport from mainline
2832 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
2834 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
2837 2011-06-06 Jakub Jelinek <jakub@redhat.com>
2840 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
2841 if stmt folded into nothing.
2842 * tree-inline.c (fold_marked_statements): If a builtin at the
2843 end of a bb folded into nothing, just update cgraph edges
2844 and move to next bb.
2845 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
2846 to be NULL. Don't compute count and frequency if new_call is NULL.
2848 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2850 * longlong.h (smul_ppmm): The resulting register pair contains the
2851 higher order word first.
2853 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
2855 PR tree-optimization/49243
2856 * calls.c (setjmp_call_p): Also check if fndecl has the
2857 returns_twice attribute.
2859 2011-06-06 Richard Guenther <rguenther@suse.de>
2861 PR tree-optimization/48702
2862 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
2863 only when we know the base address is within bounds.
2864 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
2865 assume the base address of TARGET_MEM_REFs is in bounds.
2866 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
2868 Backport from mainline
2869 2011-05-31 Jakub Jelinek <jakub@redhat.com>
2871 PR rtl-optimization/49235
2872 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
2873 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
2875 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
2877 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
2878 EH return when delayed branches are disabled.
2880 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
2882 Backport from mainline
2883 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
2886 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
2887 part of the second operand is 0.
2889 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
2892 * target.def (delay_sched2, delay_vartrack): New.
2893 * doc/tm.texi.in: Update.
2894 * doc/tm.texi: Rebuild.
2895 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
2896 * var-tracking.c (gate_handle_var_tracking): Likewise.
2897 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
2898 (bfin_flag_var_tracking): Drop.
2899 (output_file_start): Don't save and override flag_var_tracking.
2900 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
2901 (bfin_reorg): Test original variables.
2902 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2903 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
2904 (ia64_flag_var_tracking): Drop.
2905 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2906 (ia64_file_start): Don't save and override flag_var_tracking.
2907 (ia64_override_options_after_change): Ditto
2908 flag_schedule_insns_after_reload.
2909 (ia64_reorg): Test original variables.
2910 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
2911 (picochip_flag_var_tracking): Drop.
2912 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2913 (picochip_option_override): Don't save and override
2914 flag_schedule_insns_after_reload.
2915 (picochip_asm_file_start): Ditto flag_var_tracking.
2916 (picochip_reorg): Test original variables.
2917 * config/spu/spu.c (spu_flag_var_tracking): Drop.
2918 (TARGET_DELAY_VARTRACK): Define.
2919 (spu_var_tracking): New.
2920 (spu_machine_dependent_reorg): Call it.
2921 (asm_file_start): Don't save and override flag_var_tracking.
2923 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
2925 PR tree-optimization/49038
2926 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
2927 Ensure at least one epilogue iteration if required by data
2929 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2930 to mark loops that require peeling for gaps.
2931 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
2932 (vect_get_known_peeling_cost): Take peeling for gaps into
2934 (vect_transform_loop): Generate epilogue if required by data
2936 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
2937 loop as requiring an epilogue if there are gaps in the end of
2940 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
2942 PR tree-optimization/49093
2943 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
2946 2011-05-19 Quentin Neill <quentin.neill@amd.com>
2948 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
2949 (fma4_fmaddsub): Likewise
2951 2011-05-31 Richard Guenther <rguenther@suse.de>
2953 Backport from mainline
2954 2011-05-19 Richard Guenther <rguenther@suse.de>
2957 * tree-object-size.c (addr_object_size): If the pointed-to
2958 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
2960 2011-05-31 Richard Guenther <rguenther@suse.de>
2962 Backport from mainline
2963 2011-05-11 Richard Guenther <rguenther@suse.de>
2966 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2968 2011-05-30 Richard Guenther <rguenther@suse.de>
2970 PR tree-optimization/49218
2971 * tree-vrp.c (adjust_range_with_scev): Properly check whether
2974 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
2977 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
2978 Don't use r20 around calls of __tablejump_elpm__
2980 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
2983 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
2986 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
2989 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
2990 recurse_p argument. Only follow register copies if it is set,
2991 and prevent mips_find_pic_call_symbol from recursing.
2992 (mips_find_pic_call_symbol): Add a recurse_p argument.
2993 Pass it to mips_pic_call_symbol_from_set.
2994 (mips_annotate_pic_calls): Update accordingly.
2996 2011-05-29 Richard Guenther <rguenther@suse.de>
2998 PR tree-optimization/49217
2999 * ipa-pure-const.c (propagate_pure_const): Fix typos.
3001 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
3003 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
3004 moves expensive on Power7 also.
3006 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
3009 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
3010 alone. Error if non-const data has attribute progmem.
3012 2011-05-26 Jakub Jelinek <jakub@redhat.com>
3015 * gimplify.c (shortcut_cond_r): Don't special case
3016 COND_EXPRs if they have void type on one of their arms.
3018 PR tree-optimization/49161
3019 * tree-vrp.c (struct case_info): New type.
3020 (compare_case_labels): Sort case_info structs instead of
3021 trees, and not primarily by CASE_LABEL uids but by
3022 label_for_block indexes.
3023 (find_switch_asserts): Put case labels into struct case_info
3024 array instead of TREE_VEC, adjust sorting, compare label_for_block
3025 values instead of CASE_LABELs.
3027 2011-05-25 Jakub Jelinek <jakub@redhat.com>
3030 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
3032 2011-05-18 Jan Hubicka <jh@suse.cz>
3034 PR tree-optimization/44897
3035 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
3036 by zero for insane profiles.
3038 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
3040 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
3041 force flag_ira_share_save_slots to 0.
3043 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
3048 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
3050 Backport from mainline
3051 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
3054 * config/i386/driver-i386.c (host_detect_local_cpu): Always
3055 add -mno-XXX. Handle FMA.
3057 2011-05-23 Jakub Jelinek <jakub@redhat.com>
3060 * fold-const.c (constant_boolean_node): If type is non-NULL,
3061 use build_int_cst_type instead of build_int_cst.
3064 * dbxout.c: Include cgraph.h.
3065 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
3066 and without value expr, return NULL if no varpool node exists for
3067 it or if it is not needed.
3068 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
3071 * c-decl.c (start_decl): Convert expr to void_type_node.
3074 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
3075 failed and the comparison has a single bit signed type, use
3076 constm1_rtx instead of const1_rtx for true value.
3077 (do_store_flag): If ops->type is single bit signed type, disable
3078 signel bit test optimization and pass -1 instead of 1 as last
3079 parameter to emit_store_flag_force.
3081 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
3083 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
3084 (sparc-*-rtems*): Likewise.
3085 (sparc64-*-elf*): Likewise.
3086 (sparc64-*-rtems*): Likewise.
3087 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
3088 * config/sparc/t-crtin: New file.
3089 * config/sparc/t-sol2 (crti.o): Delete rule.
3091 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
3092 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
3093 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
3094 (ENDFILE_SPEC): Add crtn.o.
3096 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/cpuid.h (bit_MMXEXT): New define.
3101 2011-05-22 Jakub Jelinek <jakub@redhat.com>
3104 * expmed.c (extract_fixed_bit_field): Test whether target can be used
3105 only after deciding which mode to use.
3107 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
3109 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
3112 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
3114 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
3115 false if there are call-saved registers here...
3116 (sparc_can_use_return_insn_p): ...but here instead.
3117 (save_or_restore_regs): Fix thinko.
3118 (sparc_expand_prologue): Use current_function_is_leaf.
3119 (sparc_frame_pointer_required): Likewise.
3121 2011-05-20 Jakub Jelinek <jakub@redhat.com>
3124 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
3125 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
3127 2011-05-20 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/49079
3130 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
3131 MEM_REFs correctly for the trailing array access detection.
3132 Special case constants the same way as decls for overall size
3135 2011-05-20 Jakub Jelinek <jakub@redhat.com>
3137 PR tree-optimization/49073
3138 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
3139 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
3141 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
3143 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
3146 when TARGET_RDRND is active.
3147 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
3148 Generate dummy SImode target register when target is NULL.
3150 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
3152 Backport from mainline
3153 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
3157 Properly handle load cast.
3159 2011-05-18 Jakub Jelinek <jakub@redhat.com>
3161 PR tree-optimization/49039
3162 * tree-vrp.c (extract_range_from_binary_expr): For
3163 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
3164 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
3166 2011-05-18 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/49018
3169 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
3170 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
3171 gimple_has_side_effects.
3173 2011-05-18 Richard Guenther <rguenther@suse.de>
3175 Backport from mainline
3176 2011-04-19 Richard Guenther <rguenther@suse.de>
3179 * tree.c (free_lang_data): Do not reset the decl-assembler-name
3182 2011-04-21 Richard Guenther <rguenther@suse.de>
3185 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
3188 2011-05-18 Richard Guenther <rguenther@suse.de>
3190 Backport from mainline
3191 2011-05-12 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/48172
3194 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
3195 the number of iterations from the segment size calculation.
3196 (vect_create_cond_for_alias_checks): Adjust.
3198 2011-05-13 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/48172
3201 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
3202 multiplying by number of iterations for equal step.
3203 (vect_create_cond_for_alias_checks): Likewise.
3205 2011-05-18 Jakub Jelinek <jakub@redhat.com>
3207 PR tree-optimization/49000
3208 * tree-ssa.c (execute_update_addresses_taken): Call
3209 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
3210 be rewritten and decl has been marked for renaming, reset
3213 2011-05-17 Nick Clifton <nickc@redhat.com>
3215 Import these patches from the mainline:
3217 2011-05-17 Nick Clifton <nickc@redhat.com>
3219 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
3221 * config/rx/rx.md: Add peephole to remove redundant extensions
3223 (bitset_in_memory): Use rx_restricted_mem_operand.
3224 (bitinvert_in_memory): Likewise.
3225 (bitclr_in_memory): Likewise.
3227 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
3228 Nick Clifton <nickc@redhat.com>
3230 * config/rx/rx.md: Add peepholes to match a register move followed
3231 by a comparison of the moved register. Replace these with an
3232 addition of zero that does both actions in one instruction.
3234 2011-05-17 Jakub Jelinek <jakub@redhat.com>
3237 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
3238 predicate to allow CONST_INT.
3240 2011-05-16 Joseph Myers <joseph@codesourcery.com>
3242 PR preprocessor/48677
3243 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
3244 from decoded_options[0], not from itself.
3246 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
3249 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
3250 of standard_80387_constant_p.
3251 (*movxf_internal_nointeger): Ditto.
3252 (*movdf_internal): Remove dead code-size optimization.
3253 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
3254 (*movdf_internal_nointeger): Ditto.
3255 (*movsf_internal): Ditto.
3256 (floating point move splitters): Ditto.
3257 * config/i386/constraints.md (G): Ditto.
3258 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
3260 2011-05-12 Jakub Jelinek <jakub@redhat.com>
3262 PR tree-optimization/48975
3263 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
3264 on all bbs here and free and clear ifc_bbs at the end.
3266 2011-05-12 Richard Guenther <rguenther@suse.de>
3268 Backport from mainline
3269 2011-05-02 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/48822
3272 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
3273 (process_scc): Indicate which iteration we start.
3275 2011-05-12 Jakub Jelinek <jakub@redhat.com>
3278 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
3279 if validate_subreg fails.
3281 2011-05-12 Nick Clifton <nickc@redhat.com>
3283 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
3284 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
3286 (rx_align_for_label): Test label before extracting its number of
3288 (rx_max_skip_for_label): Ignore debug insns.
3290 2011-05-11 Jakub Jelinek <jakub@redhat.com>
3293 * tree-ssa.c (reset_debug_uses): New function.
3294 * tree-flow.h (reset_debug_uses): New prototype.
3295 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
3296 * tree-loop-distribution.c (generate_loops_for_partition): Call
3297 reset_debug_uses on the stmts that will be removed. Keep around
3298 all debug stmts, don't count them as bits in partition bitmap.
3299 (generate_builtin): Don't count debug stmts or labels as bits in
3302 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3304 Backport from mainline
3305 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3307 PR target/48857, 48495
3308 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
3310 (VSX_MOVE_MODE): Ditto.
3311 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
3312 VSX vector types. Add V2DImode.
3313 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
3314 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
3315 (MODES_TIEABLE_P): Ditto.
3317 * config/rs6000/rs6000.c (rs6000_emit_move): Use
3318 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
3320 (init_cumulative_args): Ditto.
3321 (rs6000_function_arg_boundary): Ditto.
3322 (rs6000_function_arg_advance_1): Ditto.
3323 (rs6000_function_arg): Ditto.
3324 (rs6000_function_ok_for_sibcall): Ditto.
3325 (emit_frame_save): Ditto.
3326 (rs6000_function_value): Ditto.
3327 (rs6000_libcall_value): Ditto.
3329 2011-05-10 Nick Clifton <nickc@redhat.com>
3331 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
3334 2011-05-10 DJ Delorie <dj@redhat.com>
3336 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
3337 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
3338 * config/rx/rx.c (rx_align_for_label): Add label and
3339 uses_threshold parameters. Do not align when the label is not
3341 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
3343 2011-05-10 Jakub Jelinek <jakub@redhat.com>
3345 Backported from mainline
3346 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
3348 PR tree-optimization/48837
3349 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
3350 when accumulator transformation is performed.
3352 2011-05-10 Jakub Jelinek <jakub@redhat.com>
3354 PR tree-optimization/48611
3355 PR tree-optimization/48794
3356 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
3357 referenced from RESX or EH_DISPATCH arguments.
3359 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3361 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
3362 temporary register to match Pmode.
3364 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
3366 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
3367 (dataflow_set_preserve_mem_locs): Likewise.
3369 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
3372 constraint modifier to "r".
3374 2011-05-06 Alan Modra <amodra@gmail.com>
3377 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
3378 const0_rtx as the arg to the dummy __tls_get_addr libcall.
3380 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3382 * config/s390/s390.c (s390_asm_trampoline_template): Comment
3384 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
3386 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3389 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
3391 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
3393 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
3396 2011-05-05 Jason Merrill <jason@redhat.com>
3399 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
3401 2011-05-05 Julian Brown <julian@codesourcery.com>
3403 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
3404 parenthesis in D-register case.
3406 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
3408 Backport from mainline:
3409 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
3410 Ira Rosen <ira.rosen@linaro.org>
3413 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3414 to match neon_vzip/vuzp/vtrn_internal.
3415 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3416 outputs explicitly dependent on both inputs.
3417 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3419 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
3422 Use %v prefix in insn mnemonic to handle TARGET_AVX.
3423 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
3424 attribute calculation.
3425 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
3426 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
3427 for mov{q} mnemonic.
3428 (*vec_extractv2di_1_rex64_avx): Ditto.
3430 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
3431 Jakub Jelinek <jakub@redhat.com>
3434 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
3435 only succeed if req_mode is the same as set_mode.
3437 2011-05-03 Richard Guenther <rguenther@suse.de>
3440 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3441 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
3442 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3444 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
3447 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
3448 for -fstack-check if the size to allocate is negative.
3450 2011-04-30 Jakub Jelinek <jakub@redhat.com>
3452 PR tree-optimization/48809
3453 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
3455 (gen_inbound_check): Don't compute index_expr - range_min in utype
3456 again, instead reuse SSA_NAME initialized in build_arrays.
3457 Remove two useless gsi_for_stmt calls.
3459 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
3461 Backport from mainline
3462 2011-04-01 Andrew Pinski <pinskia@gmail.com>
3463 Michael Meissner <meissner@linux.vnet.ibm.com>
3466 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
3467 operands, as per the specifications.
3469 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
3470 (vec_extract_evenv4sf): Ditto.
3471 (vec_extract_evenv8hi): Ditto.
3472 (vec_extract_evenv16qi): Ditto.
3473 (vec_extract_oddv4si): Ditto.
3475 2011-04-28 Jakub Jelinek <jakub@redhat.com>
3478 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
3481 2011-04-27 Jakub Jelinek <jakub@redhat.com>
3484 * c-typeck.c (build_binary_op): Don't wrap arguments if
3485 int_operands is true.
3487 2011-04-26 Jakub Jelinek <jakub@redhat.com>
3490 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
3491 is error_mark_node, set value to NULL.
3493 PR tree-optimization/48734
3494 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
3495 if return value from maybe_fold_*_comparsions isn't something
3496 the code is prepared to handle.
3498 2011-04-26 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/48731
3501 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
3503 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
3506 * doc/extend.texi (Type Traits): Document __is_standard_layout,
3507 __is_literal_type, and __is_trivial; update throughout about
3508 possibly cv-qualified void types.
3510 2011-04-23 Jakub Jelinek <jakub@redhat.com>
3513 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
3514 to VOID_TYPE even around MODIFY_EXPR.
3516 2011-04-22 Jakub Jelinek <jakub@redhat.com>
3518 PR tree-optimization/48717
3519 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
3520 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
3522 2011-04-22 Jakub Jelinek <jakub@redhat.com>
3525 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
3526 TREE_STATIC variables declared inside of some OpenMP construct.
3528 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
3531 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
3532 vec_extract and vec_concat for non-SSE4_1 targets.
3534 2011-04-21 Richard Guenther <rguenther@suse.de>
3537 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3538 objects and types here. Adjust for their offset before comparing.
3540 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
3542 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
3544 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3547 * config/pa/predicates.md (ior_operand): Delete predicate.
3548 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
3549 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
3550 expander. Use cint_ior_operand in unnamed insn.
3552 * config/pa/pa-protos.h (ior_operand): Delete declarations.
3554 2011-04-20 Jakub Jelinek <jakub@redhat.com>
3556 PR tree-optimization/48611
3557 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3558 beyond ERT_MUST_NOT_THROW region.
3560 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
3562 Backport from mainline
3563 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
3566 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3567 the types if they have different enumeration identifiers.
3569 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
3572 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3573 DECL_IN_CONSTANT_POOL without RTL.
3575 2011-04-20 Richard Guenther <rguenther@suse.de>
3577 Backport from mainline
3578 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
3581 * reload1.c (inc_for_reload): Return void. All callers changed.
3582 (emit_input_reload_insns): Don't try to delete previous output
3583 reloads to a register, or record spill_reg_store for autoincs.
3585 2011-04-19 Jakub Jelinek <jakub@redhat.com>
3588 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3589 is a SUBREG with non-MODE_INT mode inside of it.
3591 2011-04-18 Jakub Jelinek <jakub@redhat.com>
3594 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3595 if TREE_TYPE (v) is non-NULL.
3597 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3598 gimple_get_virt_mehtod_for_binfo.
3599 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3600 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3602 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3604 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
3606 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3608 2011-04-18 Jakub Jelinek <jakub@redhat.com>
3610 PR tree-optimization/48616
3611 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3612 whether the shift is by scalar or vector based on whether all SLP
3613 scalar stmts have the same rhs.
3615 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
3617 * doc/passes.texi: Fill crossref nodes.
3619 2011-04-17 Marius Strobl <marius@FreeBSD.org>
3621 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
3622 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
3623 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
3625 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
3628 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3629 is non-null before accessing it.
3630 (input_cgraph): Remove trailing spaces.
3632 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3634 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
3635 Replace match_operand with match_dup for the third operand in
3638 2011-04-15 Jakub Jelinek <jakub@redhat.com>
3641 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
3642 is a MEM, offset it as needed based on top 2 bits in operands[3],
3643 change MEM mode to SFmode and mask those 2 bits away from operands[3].
3645 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3647 Backport from mainline:
3648 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3651 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
3652 move from floating point to shift amount register.
3653 (emit_move_sequence): Remove secondary reload support for floating
3654 point to shift amount amount register copies.
3655 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
3656 amount register copies.
3657 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
3658 register, return false if mode isn't a scalar integer mode.
3659 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
3661 2011-04-13 Jakub Jelinek <jakub@redhat.com>
3664 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
3665 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
3667 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3669 Backport from mainline:
3670 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3672 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
3674 2011-04-12 Martin Jambor <mjambor@suse.cz>
3676 PR tree-optimization/48195
3677 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
3678 ipa_check_create_edge_args.
3679 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
3680 ipa_check_create_edge_args.
3681 * ipa-inline.c (inline_generate_summary): Do not call
3682 ipa_check_create_node_params and ipa_check_create_edge_args.
3683 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
3684 ipa_check_create_edge_args.
3686 2011-04-12 Jakub Jelinek <jakub@redhat.com>
3688 PR rtl-optimization/48549
3689 * combine.c (propagate_for_debug): Also stop after BB_END of
3690 this_basic_block. Process LAST and just stop processing after it.
3691 (combine_instructions): If last_combined_insn has been deleted,
3692 set last_combined_insn to its PREV_INSN.
3694 2011-04-12 Nick Clifton <nickc@redhat.com>
3696 * config/v850/v850.c (expand_prologue): Do not use the CALLT
3697 instruction for interrupt handlers if the target is the basic V850
3699 (expand_epilogue): Likewise.
3701 2011-04-12 Jakub Jelinek <jakub@redhat.com>
3704 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
3707 2011-04-11 Joseph Myers <joseph@codesourcery.com>
3709 * common.opt (Tbss=, Tdata=, Ttext=): New options.
3711 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3713 Backport from mainline:
3714 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
3718 2011-04-09 Duncan Sands <baldrick@free.fr>
3720 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
3722 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
3725 * config.gcc: disable unwind table generation for crtbegin/crtend
3728 2011-04-08 Jakub Jelinek <jakub@redhat.com>
3730 PR tree-optimization/48377
3731 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
3732 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
3734 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/sse.md: Update copyright year.
3737 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
3738 register constraint.
3739 (*vec_concatv2sf_avx): Fix wrong register constraint in
3740 alternative 3 of operand 1.
3741 (*vec_set<mode>_0_avx): Avoid combining registers from different
3742 units in a single alternative.
3743 (*vec_set<mode>_0_sse4_1): Ditto.
3744 (*vec_set<mode>_0_sse2): Ditto.
3745 (vec_set<mode>_0): Ditto.
3746 (sse2_storehpd): Ditto.
3747 (sse2_loadhpd): Ditto.
3748 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
3749 * config/i386/predicates.md (sse_comparison_operator): Do not
3750 define as special predicate.
3752 2011-04-07 Jakub Jelinek <jakub@redhat.com>
3755 * combine.c (combine_instructions): Add last_combined_insn,
3756 update it if insn is after it, pass it to all try_combine calls.
3757 (try_combine): Add last_combined_insn parameter, pass it instead of
3758 i3 to propagate_for_debug.
3760 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
3762 Backport from mainline
3763 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
3765 PR rtl-optimization/48144
3766 * sel-sched-ir.c (merge_history_vect): Factor out from ...
3767 (merge_expr_data): ... here.
3768 (av_set_intersect): Rename to av_set_code_motion_filter.
3769 Update all callers. Call merge_history_vect when an
3770 expression is found in both sets.
3771 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
3773 2011-04-06 Jakub Jelinek <jakub@redhat.com>
3776 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
3777 as base_reg whatever register reg has been eliminated to, instead
3778 of hardcoding STACK_POINTER_REGNUM.
3780 Backported from mainline
3781 2011-04-01 Jakub Jelinek <jakub@redhat.com>
3784 * expr.c (expand_assignment): Handle all possibilities
3785 if TO_RTX is CONCAT.
3786 * expmed.c (store_bit_field_1): Avoid trying to create
3788 (store_split_bit_field): If SUBREG_REG (op0) or
3789 op0 itself has smaller mode than word, return it
3790 for offset 0 and const0_rtx for out-of-bounds stores.
3791 If word is const0_rtx, skip it.
3793 2011-04-06 Joseph Myers <joseph@codesourcery.com>
3795 * gcov-io.c: Use GCC Runtime Library Exception.
3797 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
3799 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
3801 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3803 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
3805 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
3807 Backport from mainline
3808 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
3810 PR rtl-optimization/48143
3811 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
3812 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
3813 sse2_cvtps2pd): Likewise.
3815 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
3818 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
3819 frame-related from frame-unrelated adjustments to the stack pointer.
3821 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
3823 Backport from mainline
3824 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
3827 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
3830 2011-03-29 Jakub Jelinek <jakub@redhat.com>
3833 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
3834 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
3835 dw_fde_unlikely_section_end_label, cold_in_std_section,
3836 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
3837 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
3839 (output_fde): Use dw_fde_second_{begin,end} if second is
3840 true, otherwise dw_fde_{begin,end}.
3841 (output_call_frame_info): Test dw_fde_second_begin != NULL
3842 instead of dw_fde_switched_sections.
3843 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
3844 fields, initialize new fields. Initialize in_std_section
3845 unconditionally from the first partition.
3846 (dwarf2out_end_epilogue): Don't override dw_fde_end when
3847 dw_fde_second_begin is non-NULL.
3848 (dwarf2out_switch_text_section): Stop initializing removed
3849 dw_fde_struct fields, initialize new fields, initialize
3850 also dw_fde_end here. Set dw_fde_switch_cfi even when
3851 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
3852 (struct var_loc_list_def): Add last_before_switch field.
3853 (arange_table, arange_table_allocated, arange_table_in_use,
3854 ARANGE_TABLE_INCREMENT, add_arange): Removed.
3855 (size_of_aranges): Count !in_std_section and !second_in_std_section
3856 hunks in fdes, instead of looking at arange_table_in_use.
3857 (output_aranges): Add aranges_length argument, don't call
3858 size_of_aranges here. Instead of using aranges_table*
3859 emit ranges for fdes when !in_std_section resp.
3860 !second_in_std_section.
3861 (dw_loc_list): Break ranges crossing section switch.
3862 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
3863 use dw_fde_second_end instead of dw_fde_end as end of last
3865 (gen_subprogram_die): Don't call add_arange. Use
3866 dw_fde_{begin,end} for first partition and if switched
3867 section dw_fde_second_{begin,end} for the second.
3868 (var_location_switch_text_section_1,
3869 var_location_switch_text_section): New functions.
3870 (dwarf2out_begin_function): Initialize cold_text_section even
3871 when function_section () isn't text_section.
3872 (prune_unused_types): Don't walk arange_table.
3873 (dwarf2out_finish): Don't needlessly test
3874 flag_reorder_blocks_and_partition when testing cold_text_section_used.
3875 If info_section_emitted, call size_of_aranges and if it indicates
3876 non-empty .debug_aranges, call output_aranges with the computed
3877 size. Stop using removed dw_fde_struct fields, use
3878 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
3881 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
3883 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
3884 (alpha_option_override): Don't set alpha_sr_alias_set.
3885 (emit_frame_store_1): Use gen_frame_mem rather than calling
3887 (alpha_expand_epilogue): Ditto.
3888 (unicosmk_gen_dsib): Ditto.
3890 2011-03-29 Nick Clifton <nickc@redhat.com>
3892 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
3893 (ASM_OUTPUT_MAX_SKIP): Define.
3894 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
3895 allow LT aor GE comparisons.
3896 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
3897 * config/rx/rx.md: Add peepholes and patterns to combine extending
3898 loads with simple arithmetic instructions.
3899 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
3900 to use pre-decrement and post-increment addressing.
3901 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
3902 that the INT is a valid offset.
3903 (rx_print_operand): Handle %R.
3904 Fix %Q's handling of MEMs.
3905 (rx_option_override): Set alignments.
3906 (rx_align_for_label): New function.
3907 (rx_max_skip_for_label): New function.
3908 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
3909 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
3910 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
3911 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
3913 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3915 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
3916 for invalid symbolic addresses.
3917 (s390_secondary_reload): Don't use s390_check_symref_alignment for
3920 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
3923 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
3925 2011-03-28 Richard Guenther <rguenther@suse.de>
3927 Backport from mainline
3928 2011-03-24 Richard Guenther <rguenther@suse.de>
3931 * tree-object-size.c (addr_object_size): Do not double-account
3932 for MEM_REF offsets.
3934 2011-03-22 Richard Guenther <rguenther@suse.de>
3936 PR tree-optimization/48228
3937 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
3938 for single-arg PHIs.
3940 2011-03-17 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
3944 a value make sure to fold the statement.
3946 2011-03-15 Richard Guenther <rguenther@suse.de>
3949 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
3950 or variable-indexed array accesses when in gimple form.
3952 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
3957 * doc/extend.texi (Alignment): Move section to match order in TOC.
3958 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
3959 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
3961 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
3963 Backport from mainline:
3964 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
3967 * config/i386/i386.md (*movdf_internal_rex64): Do not split
3968 alternatives that can be handled with movq or movabsq insn.
3969 (*movdf_internal): Disable for !TARGET_64BIT.
3970 (*movdf_internal_nointeger): Ditto.
3971 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
3973 2011-03-26 Jakub Jelinek <jakub@redhat.com>
3975 Backport from mainline
3976 2011-03-24 Jakub Jelinek <jakub@redhat.com>
3979 * simplify-rtx.c (simplify_const_unary_operation): Call
3980 real_convert when changing mode class with FLOAT_EXTEND.
3982 2011-03-20 Jakub Jelinek <jakub@redhat.com>
3986 * c-common.c (shorten_compare): If primopN is first sign-extended
3987 to opN and then zero-extended to result type, set primopN to opN.
3989 PR rtl-optimization/48156
3990 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
3991 assume df and df_lr are not NULL.
3993 2011-03-17 Jakub Jelinek <jakub@redhat.com>
3995 PR rtl-optimization/48141
3996 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
3997 * dse.c: Include params.h.
3998 (active_local_stores_len): New variable.
3999 (add_wild_read, dse_step1): Clear it when setting active_local_stores
4001 (record_store, check_mem_read_rtx): Decrease it when removing
4003 (scan_insn): Likewise. Increase it when adding to chain, if it
4004 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
4005 set active_local_stores to NULL before the addition.
4006 * Makefile.in (dse.o): Depend on $(PARAMS_H).
4008 PR rtl-optimization/48141
4009 * dse.c (record_store): If no positions are needed in an insn
4010 that cannot be deleted, at least unchain it from active_local_stores.
4012 2011-03-25 Jakub Jelinek <jakub@redhat.com>
4014 * BASE-VER: Set to 4.6.1.
4015 * DEV-PHASE: Set to prerelease.
4017 2011-03-25 Release Manager
4019 * GCC 4.6.0 released.
4021 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
4023 * config/rs6000/t-freebsd: Remove duplication from file.
4025 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4028 * doc/install.texi (Prerequisites): Move jar etc. up.
4029 Explain support library version requirements.
4031 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4034 * doc/install.texi (Prerequisites): Move Perl to build
4035 requirements. Always necessary on Solaris 2 with Sun ld.
4037 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4039 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
4041 (Specific, i?86-*-solaris2.[89]): Likewise.
4042 (Specific, i?86-*-solaris2.10): Likewise.
4043 (Specific, mips-sgi-irix6): Likewise.
4044 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
4045 Update for binutils 2.21.
4047 2011-03-21 Jakub Jelinek <jakub@redhat.com>
4050 * config/s390/s390.c (s390_delegitimize_address): Don't call
4051 lowpart_subreg if orig_x has BLKmode.
4053 2011-03-20 Joseph Myers <joseph@codesourcery.com>
4055 * c-decl.c (diagnose_mismatched_decls): Give an error for
4056 redefining a typedef with variably modified type.
4058 2011-03-20 Joseph Myers <joseph@codesourcery.com>
4060 * c-decl.c (grokfield): Don't allow typedefs for structures or
4061 unions with no tag by default.
4062 * doc/extend.texi (Unnamed Fields): Update.
4064 2011-03-18 Jakub Jelinek <jakub@redhat.com>
4067 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
4068 arange_table_in_use is 0, but either text_section_used or
4069 cold_text_section_used is true. Don't call it if
4070 !info_section_emitted.
4072 2011-03-18 Richard Guenther <rguenther@suse.de>
4074 * doc/install.texi (--enable-gold): Remove.
4075 (--with-plugin-ld): Document.
4076 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
4078 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
4080 Backport from mainline
4081 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/i386.opt: Add Save to -mavx and -mfma.
4086 2011-03-18 Richard Henderson <rth@redhat.com>
4087 Jakub Jelinek <jakub@redhat.com>
4090 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
4091 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
4093 2011-03-17 Richard Guenther <rguenther@suse.de>
4096 * tree-object-size.c (compute_object_offset): Properly return
4097 the offset operand of MEM_REFs as sizetype.
4099 2011-03-16 Dodji Seketeli <dodji@redhat.com>
4102 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
4103 (lookup_type_die_strip_naming_typedef): ... here.
4104 (get_context_die): Use it.
4105 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
4106 the anonymous struct named by the naming typedef.
4108 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4111 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
4112 in the output template.
4114 2011-03-15 Alan Modra <amodra@gmail.com>
4117 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
4118 presume symbol_refs without a symbol_ref_decl are suitably
4119 aligned, nor other trees we may see here. Handle anchor symbols.
4120 (legitimate_constant_pool_address_p): Comment. Add mode param.
4121 Check cmodel=medium addresses. Adjust all calls.
4122 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
4123 creating cmodel=medium optimized access to locals.
4124 * config/rs6000/constraints.md (R): Pass QImode to
4125 legitimate_constant_pool_address_p.
4126 * config/rs6000/predicates.md (input_operand): Pass mode to
4127 legitimate_constant_pool_address_p.
4128 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
4131 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4134 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
4135 64-bit constants being loaded into registers other than GPRs such
4136 as loading 0 into a VSX register.
4138 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4140 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
4143 2011-03-14 Jakub Jelinek <jakub@redhat.com>
4145 * doc/invoke.texi, doc/standards.texi: Refer to
4146 gcc-4.6/c99status.html.
4148 * DEV-PHASE: Mark "prerelease".
4150 2011-03-14 Richard Guenther <rguenther@suse.de>
4153 * tree.c (build_vector_from_val): Adjust assert to requirements
4156 2011-03-14 Jakub Jelinek <jakub@redhat.com>
4159 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
4162 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
4164 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
4165 terms of target_flags_explicit. Adjust copyright year.
4167 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
4168 * config/rs6000/t-freebsd: New file. Add override for
4171 2011-03-13 Chris Demetriou <cgd@google.com>
4173 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
4174 (-fno-diagnostics-show-option): this, to reflect current default.
4175 (-Werror=): Update text about -fno-diagnostics-show-option.
4177 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
4180 * config/rs6000/predicates.md (easy_vector_constant_add_self,
4181 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
4182 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
4183 mode is not V2DImode or V2DFmode.
4184 (vspltis_constant): Do not handle V2DImode and V2DFmode.
4185 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
4186 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
4188 (movdi_internal64): Likewise.
4190 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
4192 PR tree-optimization/47127
4193 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
4195 (set_cloog_options): Same.
4196 (scop_to_clast): Same.
4197 (print_clast_stmt): Do not call cloog_state_malloc and
4199 (print_generated_program): Same.
4201 * graphite-clast-to-gimple.h (cloog_state): Declared.
4202 (scop_to_clast): Adjust declaration.
4203 * graphite.c (cloog_state): Defined here.
4204 (graphite_initialize): Call cloog_state_malloc.
4205 (graphite_finalize): Call cloog_state_free.
4207 2011-03-11 Jason Merrill <jason@redhat.com>
4209 * attribs.c (lookup_attribute_spec): Take const_tree.
4212 2011-03-11 Joseph Myers <joseph@codesourcery.com>
4214 * config/sparc/sparc.c (sparc_option_override): Use
4215 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
4217 2011-03-11 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/48067
4220 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
4221 multiplication result will be only used once on the target
4224 2011-03-11 Richard Guenther <rguenther@suse.de>
4226 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
4228 2011-03-11 Richard Guenther <rguenther@suse.de>
4231 * tree.c (find_decls_types_r): Do not walk types only reachable
4232 from IDENTIFIER_NODEs.
4234 2011-03-11 Jakub Jelinek <jakub@redhat.com>
4237 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
4238 all vnode->force_output nodes as needed.
4240 2011-03-11 Jason Merrill <jason@redhat.com>
4243 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
4244 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
4246 2011-03-11 Martin Jambor <mjambor@suse.cz>
4248 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
4251 2011-03-11 Jakub Jelinek <jakub@redhat.com>
4253 PR tree-optimization/48063
4254 * ipa-inline.c (cgraph_decide_inlining): Don't try to
4255 inline functions called once if !tree_can_inline_p (node->callers).
4257 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
4259 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
4261 * config/score/score3.c: Delete.
4262 * config/score/score3.h: Delete.
4263 * config/score/mul-div.S: Delete.
4264 * config/score/sfp-machine.h: Add new file.
4265 * config/score/constraints.md: Add new file.
4266 * config/score/t-score-softfp: Add new file.
4267 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
4268 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
4269 (score7_extra_constraint): Delete.
4270 (score7_option_override): Remove unused code.
4271 * config/score/score.c: Remove score3 and score5 define and code.
4272 * config/score/score.h: Remove score3 and score5 define and code.
4273 * config/score/score.md: Remove score3 template and unusual insn.
4274 * config/score/score.opt: Remove score3 and score5 options.
4276 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4278 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
4279 when _HPUX_SOURCE is defined.
4280 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
4282 2011-03-10 Jason Merrill <jason@redhat.com>
4285 * stor-layout.c (layout_type): Don't set structural equality
4286 on arrays of incomplete type.
4287 * tree.c (type_hash_eq): Handle comparing them properly.
4289 2011-03-10 Jakub Jelinek <jakub@redhat.com>
4292 * config/s390/s390.c (s390_delegitimize_address): Make sure the
4293 result mode matches original rtl mode.
4295 2011-03-10 Nick Clifton <nickc@redhat.com>
4297 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
4298 (andsi3, andsi3_flags): Fix timings for three operand alternative.
4300 2011-03-09 Jakub Jelinek <jakub@redhat.com>
4302 PR rtl-optimization/47866
4303 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
4304 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
4305 if target wasn't scalar.
4306 * function.c (assign_stack_temp_for_type): Assert that neither
4307 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
4308 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
4310 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
4312 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4314 * config/s390/s390-protos.h (s390_label_align): New prototype.
4315 * config/s390/s390.c (s390_label_align): New function.
4316 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
4318 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4321 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
4322 V2DI/V2DF constants. Only all 0's or all 1's are easy.
4323 (output_vec_const_move): Ditto.
4325 2011-03-08 Anatoly Sokolov <aesok@post.ru>
4327 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
4328 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
4329 * config/mips/mips.c (mips_preferred_reload_class): Make static.
4330 Change 'rclass' argument and result type to reg_class_t.
4331 (TARGET_PREFERRED_RELOAD_CLASS): Define.
4333 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
4335 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
4336 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
4337 (TARGET_MEMORY_MOVE_COST): Define.
4338 (avr_register_move_cost, avr_memory_move_cost): New Functions.
4340 2011-03-08 Jakub Jelinek <jakub@redhat.com>
4343 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
4346 PR tree-optimization/48022
4347 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
4350 2011-03-07 Jakub Jelinek <jakub@redhat.com>
4353 * var-tracking.c (find_use_val): Return NULL for
4354 cui->sets && cui->store_p BLKmode MEMs.
4356 2011-03-07 Anatoly Sokolov <aesok@post.ru>
4358 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
4360 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
4361 xstormy16_print_operand_address): Remove.
4362 * config/stormy16/stormy16.c (xstormy16_print_operand,
4363 xstormy16_print_operand_address): Make static.
4364 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
4366 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
4369 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
4370 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
4373 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
4376 * cfgloopmanip.c (fix_bb_placements): Return immediately
4377 if FROM is BASE_LOOP's header.
4379 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
4381 * gimplify.c (gimplify_function_tree): Fix building calls
4382 to __builtin_return_address.
4384 2011-03-07 Alan Modra <amodra@gmail.com>
4386 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
4387 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
4388 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
4389 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
4391 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
4392 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
4393 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
4394 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
4395 * config/rs6000/rs6000.c
4396 (rs6000_elf_end_indicate_exec_stack): Rename to..
4397 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
4398 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
4399 (rs6000_file_start): ..here.
4400 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
4401 file scope variables.
4402 (call_ABI_of_interest): New function.
4403 (init_cumulative_args): Set above vars when function return value
4404 is a float, vector, or small struct.
4405 (rs6000_function_arg_advance_1): Likewise for function args.
4406 (rs6000_va_start): Set rs6000_passes_float if variable arg function
4407 references float args.
4409 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
4411 * doc/cfg.texi: Remove "See" before @ref.
4412 * doc/invoke.texi: Likewise.
4414 2011-03-05 Jason Merrill <jason@redhat.com>
4416 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
4418 2011-03-05 Anthony Green <green@moxielogic.com>
4420 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
4422 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
4424 PR rtl-optimization/47899
4425 * cfgloopmanip.c (fix_bb_placements): Fix first argument
4426 to flow_loop_nested_p when moving the loop upward.
4428 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
4431 * arm.md (movhi_insn_arch4): Accept any immediate constant.
4433 2011-03-05 Jakub Jelinek <jakub@redhat.com>
4435 PR tree-optimization/47967
4436 * ipa-cp.c (build_const_val): Return NULL instead of creating
4437 VIEW_CONVERT_EXPR for mismatching sizes.
4438 (ipcp_create_replace_map): Return NULL if build_const_val failed.
4439 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
4440 give up on versioning.
4442 2011-03-05 Alan Modra <amodra@gmail.com>
4445 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4446 full cmodel medium/large lo_sum + high addresses.
4448 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4450 * config/s390/s390.c (s390_decompose_address): Reject non-literal
4451 pool references in UNSPEC_LTREL_OFFSET.
4453 2011-03-04 Jan Hubicka <jh@suse.cz>
4456 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
4457 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
4458 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node
4460 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
4461 cgraph_add_thunk): Add node pointers.
4462 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
4463 associated to right node.
4464 (input_node): Update use of cgraph_same_body_alias
4465 and cgraph_add_thunk.
4467 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
4469 * config/i386/i386.opt (mprefer-avx128): New flag.
4470 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
4471 when the flag -mprefer-avx128 is on.
4473 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
4475 * dwarf2out.c (compare_loc_operands): Fix address handling.
4477 2011-03-04 Alan Modra <amodra@gmail.com>
4479 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
4481 2011-03-04 Richard Guenther <rguenther@suse.de>
4484 * expmed.c (extract_bit_field_1): Prefer vector modes that
4485 vec_extract patterns can handle.
4487 2011-03-04 Richard Guenther <rguenther@suse.de>
4490 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
4492 2011-03-04 Richard Henderson <rth@redhat.com>
4494 * explow.c (emit_stack_save): Remove 'after' parameter.
4495 (emit_stack_restore): Likewise.
4496 * expr.h: Update to match.
4497 * builtins.c, calls.c, stmt.c: Likewise.
4498 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
4499 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
4500 * function.c (expand_function_end): Insert the emit_stack_save
4501 sequence before parm_birth_insn instead of after.
4503 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
4506 (ssse3_pmaddubsw128): Ditto.
4507 (ssse3_pmaddubsw): Ditto.
4509 2011-03-03 Steve Ellcey <sje@cup.hp.com>
4511 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
4513 2011-03-03 Jakub Jelinek <jakub@redhat.com>
4516 * gimplify.c (omp_add_variable): Only call omp_notice_variable
4517 on TYPE_SIZE_UNIT if it is a DECL.
4520 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
4521 first operand is not is_gimple_mem_ref_addr, try to fold it.
4522 If the operand still isn't is_gimple_mem_ref_addr, clear
4525 2011-03-03 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
4530 (refs_may_alias_p_1): For release branches return true if
4531 we are confused by our input.
4533 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4535 * config/s390/s390.c (s390_function_value): Rename to ...
4536 (s390_function_and_libcall_value): ... this.
4537 (s390_function_value): New function.
4538 (s390_libcall_value): New function.
4539 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
4540 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
4541 target macro definitions.
4542 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
4544 2011-03-02 Joseph Myers <joseph@codesourcery.com>
4546 * config/i386/freebsd64.h (CC1_SPEC): Define.
4547 * config/i386/linux64.h (CC1_SPEC): Define.
4548 * config/i386/x86-64.h (CC1_SPEC): Don't define.
4550 2011-03-02 Anatoly Sokolov <aesok@post.ru>
4552 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4554 * config/stormy16/stormy16.c: Include reload.h.
4555 (xstormy16_memory_move_cost): New function.
4556 (TARGET_MEMORY_MOVE_COST): Define.
4558 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
4560 PR rtl-optimization/47925
4561 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
4562 with side effects. Remove the more-specific check for volatile asms.
4564 2011-03-02 Alan Modra <amodra@gmail.com>
4567 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
4568 toc relative addresses for valid offsets.
4570 2011-03-01 Richard Guenther <rguenther@suse.de>
4572 PR tree-optimization/47890
4573 * tree-vect-loop.c (get_initial_def_for_induction): Set
4574 related stmt properly.
4576 2011-03-01 Richard Guenther <rguenther@suse.de>
4579 * lto-streamer.c (lto_record_common_node): Also register
4582 2011-03-01 Richard Guenther <rguenther@suse.de>
4585 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
4586 Do not stream DECL_ABSTRACT_ORIGIN.
4587 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
4588 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
4589 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4590 Do not stream DECL_ABSTRACT_ORIGIN.
4591 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
4592 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
4594 2011-02-28 Anatoly Sokolov <aesok@post.ru>
4596 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
4597 FUNCTION_VALUE_REGNO_P): Remove.
4598 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
4599 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
4600 Add 'outgoing' argument.
4601 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
4603 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
4604 TARGET_FUNCTION_VALUE_REGNO_P): Define.
4606 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
4609 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
4610 (lookup_filename): Likewise.
4611 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
4613 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
4614 Jakub Jelinek <jakub@redhat.com>
4617 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
4618 (assign_stack_local_1): Change last argument type to int.
4619 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
4620 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
4621 don't record padding space into frame_space_list nor use those areas.
4622 (assign_stack_local): Adjust caller.
4623 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
4624 of assign_stack_local, pass 0 as last argument.
4625 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
4628 2011-02-28 Jakub Jelinek <jakub@redhat.com>
4631 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
4632 Use target address_mode and pointer_mode hooks instead of hardcoded
4633 Pmode and ptr_mode. Handle some simple cases of extending if
4634 POINTERS_EXTEND_UNSIGNED < 0.
4635 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
4636 Call convert_debug_memory_address.
4637 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
4638 convert_debug_memory_address.
4641 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
4642 * configure: Regenerated.
4643 * config.in: Regenerated.
4644 * varasm.c (default_function_section): Return NULL
4645 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
4647 2011-02-28 Martin Jambor <mjambor@suse.cz>
4649 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
4650 the description to match the printed values.
4652 2011-02-28 Richard Guenther <rguenther@suse.de>
4654 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
4655 of the copied scope tree.
4657 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4659 * doc/extend.texi (Function Attributes): Avoid deeply (and
4660 wrongly) nested tables.
4662 2011-02-27 Jakub Jelinek <jakub@redhat.com>
4665 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
4666 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
4667 r isn't op0 nor op1.
4669 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
4671 * config/avr/avr.md: Remove magic comment for emacs.
4673 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
4676 * config/avr/avr.c (avr_option_override): Use error on bad options.
4677 (avr_help): New function.
4678 (TARGET_HELP): Define.
4680 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
4683 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
4684 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
4686 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4688 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
4689 (ARM Options): Ditto.
4690 (i386 and x86-64 Options): Ditto.
4691 (RX Options): Ditto.
4692 (SPARC Options): Ditto.
4694 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
4696 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
4697 FreeBSD 6 and later. Generally use cpu generic.
4699 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4701 * doc/cpp.texi: Update copyright years.
4703 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
4706 * config/lm32/lm32.md (ashrsi3): Added needed variable.
4708 2011-02-25 Jon Beniston <jon@beniston.com>
4711 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
4712 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
4713 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
4714 (lm32_block_move_inline): Add type cast to remove warning.
4715 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
4716 (gen_int_relational): Move declarations to start of function.
4718 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
4720 PR tree-optimization/45470
4721 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
4722 can throw internally only.
4723 * tree-vect-stmts.c (vectorizable_call): Likewise.
4725 2011-02-24 Anatoly Sokolov <aesok@post.ru>
4727 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
4728 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4729 * config/stormy16/stormy16-protos.h
4730 (xstormy16_preferred_reload_class): Remove.
4731 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
4732 static. Change 'rclass' argument and return type to reg_class_t.
4733 (TARGET_PREFERRED_RELOAD_CLASS,
4734 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4736 2011-02-24 Richard Guenther <rguenther@suse.de>
4738 * lto-streamer-in.c (input_bb): Do not find referenced vars
4739 in debug statements.
4741 2011-02-23 Jason Merrill <jason@redhat.com>
4743 * common.opt (fabi-version): Document v5 and v6.
4745 2011-02-23 Richard Guenther <rguenther@suse.de>
4747 PR tree-optimization/47849
4748 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
4750 2011-02-23 Jie Zhang <jie@codesourcery.com>
4752 * opts-common.c (decode_cmdline_option): Print empty string
4753 argument as "" in decoded->orig_option_with_args_text.
4754 * gcc.c (execute): Print empty string argument as ""
4755 in the verbose output.
4756 (do_spec_1): Keep empty string argument.
4758 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
4760 * config.gcc: Declare score-* and crx-* obsolete.
4762 2011-02-23 Jie Zhang <jie@codesourcery.com>
4764 PR rtl-optimization/47763
4765 * web.c (web_main): Ignore naked clobber when replacing register.
4767 2011-02-22 Anatoly Sokolov <aesok@post.ru>
4769 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
4772 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
4775 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
4777 2011-02-22 Mike Stump <mikestump@comcast.net>
4779 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
4781 * configure: Regenerate.
4783 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
4785 PR rtl-optimization/46002
4786 * ira-color.c (update_copy_costs): Change class intersection
4787 test to reg_class_contents[] test of 'hard_regno'.
4789 2011-02-21 Joseph Myers <joseph@codesourcery.com>
4791 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
4793 * config/hpux11.opt (mt): Likewise.
4794 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
4795 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
4796 * config/vax/elf.opt (mno-asm-pic): Likewise.
4797 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
4799 2011-02-21 Mike Stump <mikestump@comcast.net>
4802 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
4803 tree so we can get save the type.
4804 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
4805 for CFString instead of trying to use past the end of the builtins.
4806 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
4807 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
4808 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
4809 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
4810 Rename to darwin_builtin_cfstring.
4811 (darwin_init_cfstring_builtins): Return the built type.
4813 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
4816 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
4817 (_mm256_insert_epi64): Use _mm_insert_epi64.
4819 2011-02-21 Anatoly Sokolov <aesok@post.ru>
4821 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
4822 * config/stormy16/stormy16-protos.h
4823 (xstormy16_mode_dependent_address_p): Remove.
4824 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
4825 Make static. Change return type to bool. Change argument type to
4826 const_rtx. Remove dead code.
4827 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
4829 2011-02-21 Richard Guenther <rguenther@suse.de>
4832 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
4833 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
4834 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
4836 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4837 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
4839 2011-02-20 Richard Guenther <rguenther@suse.de>
4842 * tree.c (free_lang_data_in_decl): Clean builtins from
4843 the TU decl BLOCK_VARS.
4845 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
4849 * haifa-sched.c (fix_tick_ready): Skip tick computation
4852 2011-02-19 Richard Guenther <rguenther@suse.de>
4855 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
4856 Remove lazy BLOCK_VARS streaming.
4857 (lto_input_ts_block_tree_pointers): Likewise.
4858 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
4860 2011-02-19 Joseph Myers <joseph@codesourcery.com>
4862 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
4864 2011-02-19 Joseph Myers <joseph@codesourcery.com>
4866 * config/i386/biarch32.h, config/i386/mach.h,
4867 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
4869 2011-02-19 Jakub Jelinek <jakub@redhat.com>
4872 * config/i386/i386.md (peephole2 for shift and plus): Use
4873 operands[1] original mode in the first insn.
4875 2011-02-18 Mike Stump <mikestump@comcast.net>
4877 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
4879 2011-02-18 Jan Hubicka <jh@suse.cz>
4882 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
4883 to zero when the function is not inlinable at all.
4885 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4887 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
4888 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4889 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
4890 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
4891 * config/pa/t-pa64: Likewise.
4892 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
4894 2011-02-18 Jakub Jelinek <jakub@redhat.com>
4897 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
4899 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4902 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
4904 2011-02-18 Anatoly Sokolov <aesok@post.ru>
4906 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
4907 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
4908 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
4909 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
4910 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
4911 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
4912 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
4913 m32r_load_postinc_p, m32r_store_preinc_predec_p,
4914 m32r_legitimate_address_p): New functions.
4915 * config/m32r/constraints.md (constraint "S"): Don't use
4916 STORE_PREINC_PREDEC_P.
4917 (constraint "U"): Don't use LOAD_POSTINC_P.
4919 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
4921 PR rtl-optimization/46178
4922 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
4923 compute ira_hard_regno_cover_class[].
4925 2011-02-18 Richard Guenther <rguenther@suse.de>
4928 * lto-streamer.h (lto_global_var_decls): Declare.
4929 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
4930 statics for global var processing.
4932 2011-02-18 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/47737
4935 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
4936 edge dominance check.
4938 2011-02-18 Jakub Jelinek <jakub@redhat.com>
4941 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
4942 avoid invalid rtx sharing.
4944 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
4946 * doc/cpp.texi (Obsolete Features): Add background on the
4947 origin of assertions.
4949 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
4951 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
4953 * config/darwin.c (output_objc_section_asm_op): Added support for
4955 (is_objc_metadata): New.
4956 (darwin_objc2_section): New.
4957 (darwin_objc1_section): New.
4958 (machopic_select_section): Added support for ABI v1 and v2.
4959 (darwin_emit_objc_zeroed): New.
4960 (darwin_output_aligned_bss): Detect objc metadata and treat it
4962 (darwin_asm_output_aligned_decl_common): Same.
4963 (darwin_asm_output_aligned_decl_local): Same.
4964 * config/darwin-sections.def: Updated for ABI v1 and v2.
4965 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
4966 compiling Objective-C code for the NeXT runtime, default to using
4967 ABI version 0 for 32-bit, and version 2 for 64-bit.
4969 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4971 * common.opt (optimize_fast): New Variable.
4972 * opts.c (default_options_optimization): Use opts->x_optimize_fast
4973 instead of local variable ofast.
4975 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
4977 * doc/invoke.texi (fobjc-abi-version): Documented.
4978 (fobjc-nilcheck): Documented.
4979 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
4982 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4985 * common.opt (export-dynamic): New Driver option.
4986 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
4988 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4990 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
4992 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
4993 Jan Hubicka <jh@suse.cz>
4997 * cfgexpand.c (account_used_vars_for_block): Remove.
4998 (estimated_stack_frame_size): Use referenced vars.
4999 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
5000 that were referenced in the original function. Test src_fn
5001 rather than cfun. Drop redundant get_var_ann.
5002 (setup_one_parameter): Drop redundant get_var_ann.
5003 (declare_return_variable): Likewise.
5004 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
5005 (copy_arguments_for_versioning): Drop redundant get_var_ann.
5006 * ipa-inline.c (compute_inline_parameters): Do not compute
5007 disregard_inline_limits here.
5008 (compute_inlinable_for_current, pass_inlinable): New.
5009 (pass_inline_parameters): Require PROP_referenced_vars.
5010 * cgraphunit.c (cgraph_process_new_functions): Don't run
5011 compute_inline_parameters explicitly unless function is in SSA form.
5012 (cgraph_analyze_function): Set .disregard_inline_limits.
5013 * tree-sra.c (convert_callers): Compute inliner parameters
5014 only for functions already in SSA form.
5016 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5018 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
5019 -mlittle-endian-data.
5021 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5023 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
5024 -mno-fpu, not -fpu and -no-fpu.
5025 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
5026 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
5028 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
5032 input reload with PLUS RTX.
5034 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5036 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
5037 of InverseVar(MDMX).
5039 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5041 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
5044 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5046 * config/mn10300/mn10300.opt (mno-crt0): New.
5048 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5050 * config/m68k/uclinux.opt (static-libc): New Driver option.
5052 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5054 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
5056 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5058 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
5059 %{muser-extend-enabled}.
5061 2011-02-16 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/47738
5064 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
5065 the TODO from tree_predictive_commoning.
5067 2011-02-15 Jeff Law <law@redhat.com>
5070 2011-01-25 Jeff Law <law@redhat.com>
5072 PR rtl-optimization/37273
5073 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5074 handle them like argument loads from stack slots. Do not double
5075 count memory for memory constants and argument loads from stack slots.
5077 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
5080 * combine.c (cant_combine_insn_p): Revert the last change.
5082 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5085 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
5086 mode for vector constants. Remove code that checks for TImode.
5088 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5092 * cgraph.h (compute_inline_parameters): Return void.
5093 * ipa-inline.c (compute_inline_parameters): Adjust.
5095 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5099 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
5101 * cfgexpand.c (estimated_stack_frame_size): Likewise.
5102 * ipa-inline.c (compute_inline_parameters): Adjust.
5104 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5108 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
5109 Adjust all users. Pass FN to...
5110 * tree-flow-inline.h (first_referenced_var): ... this. Add
5112 * ipa-struct-reorg.c: Adjust.
5113 * tree-dfa.c: Adjust.
5114 * tree-into-ssa.c: Adjust.
5115 * tree-sra.c: Adjust.
5116 * tree-ssa-alias.c: Adjust.
5117 * tree-ssa-live.c: Adjust.
5118 * tree-ssa.c: Adjust.
5119 * tree-ssanames.c: Adjust.
5120 * tree-tailcall.c: Adjust.
5122 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5126 * tree-flow.h (referenced_var_lookup): Add fn parameter.
5128 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
5129 * tree-flow-inline.h: Adjust.
5130 * gimple-pretty-print.c: Adjust.
5131 * tree-into-ssa.c: Adjust.
5132 * tree-ssa.c: Adjust.
5133 * cfgexpand.c: Adjust.
5135 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5137 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
5138 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5139 (EXTRA_CONSTRAINT): Delete.
5140 * config/iq2000/constraints.md: New file.
5141 * config/iq2000/iq2000.md: Include it.
5142 (define_insn ""): Delete.
5143 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
5144 unsupported constraint letters from patterns.
5145 (call_value, call_value_internal1): Likewise.
5146 (call_value_multiple_internal1): Likewise.
5148 2011-02-15 Nick Clifton <nickc@redhat.com>
5150 * config/mn10300/mn10300.c: Include tm-constrs.h.
5151 (struct liw_data): New data structure describing an LIW candidate
5153 (extract_bundle): Use struct liw_data. Allow small integer
5154 operands for some instructions.
5155 (check_liw_constraints): Use struct liw_data. Remove swapped
5156 parameter. Add comments describing the checks. Fix bug when
5157 assigning the source of liw1 to the source of liw2.
5158 (liw_candidate): Delete. Code moved into extract_bundle.
5159 (mn10300_bundle_liw): Use struct liw_data. Check constraints
5161 * config/mn10300/predicates.md (liw_operand): New predicate.
5162 Allows registers and small integer constants.
5163 * config/mn10300/constraints.md (O): New constraint. Accetps
5164 integers in the range -8 to +7 inclusive.
5165 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
5166 for moving a small integer into a register. Give this alternative
5168 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
5169 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
5170 using the J,K,L and M constraints,
5171 (liw): Remove SI mode on second operands to allow for HI and QI
5173 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
5176 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
5179 * combine.c (cant_combine_insn_p): Check zero/sign extended
5182 2011-02-15 Richard Guenther <rguenther@suse.de>
5184 PR tree-optimization/47743
5185 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
5186 for a non-type-compatible VN lookup bail out.
5188 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5190 * config/fr30/constraints.md: New file.
5191 * config/fr30/fr30.md: Include it.
5192 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
5193 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5194 (EXTRA_CONSTRAINT): Delete.
5196 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5198 * config/frv/constraints.md: New file.
5199 * config/frv/predicates.md: Include it.
5200 * config/frv/frv.c (reg_class_from_letter): Delete.
5201 (frv_option_override): Don't initialize it.
5202 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
5203 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
5204 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
5205 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
5206 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
5207 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5208 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
5209 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
5210 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
5211 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
5212 (REG_CLASS_FROM_CONSTRAINT): Delete.
5214 2011-02-15 Jakub Jelinek <jakub@redhat.com>
5217 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
5218 if frame size is 0 in a leaf function.
5220 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5223 * config/alpha/host-osf.c: New file.
5224 * config/alpha/x-osf: New file.
5225 * config.host (alpha*-dec-osf*): Use it.
5227 2011-02-14 Anatoly Sokolov <aesok@post.ru>
5229 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5230 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
5231 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
5232 (rx_mode_dependent_address_p): ...this. Make static. Change argument
5234 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5236 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5238 * config/stormy16/constraints.md: New file.
5239 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
5240 Use satisfies_constraint_Q and satisfies_constraint_R.
5241 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
5243 (xstormy16_legitiamte_address_p): Declare.
5244 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
5245 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5246 (EXTRA_CONSTRAINT): Delete.
5247 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5249 (xstormy16_extra_constraint_p): Delete.
5251 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
5253 PR tree-optimization/46494
5254 * loop-unroll.c (split_edge_and_insert): Adjust comment.
5255 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
5256 (pass_rtl_loop_done): Add TODO_verify_flow.
5257 * fwprop.c (pass_rtl_fwprop): Likewise.
5258 * modulo-sched.c (pass_sms): Likewise.
5259 * tree-ssa-dom.c (pass_dominator): Likewise.
5260 * tree-ssa-loop-ch.c (pass_ch): Likewise.
5261 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
5262 (pass_tree_loop_done): Likewise.
5263 * tree-ssa-pre.c (execute_pre): Likewise.
5264 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5265 * tree-ssa-sink.c (pass_sink_code): Likewise.
5266 * tree-vrp.c (pass_vrp): Likewise.
5268 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5270 * config/v850/constraints.md: New file.
5271 * config/v850/v850.md: Include it.
5272 * config/v850/predicates.md (reg_or_0_operand): Use
5273 satisfies_constraint_G.
5274 (special_symbolref_operand): Use satisfies_constraint_K.
5275 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
5276 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5277 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
5278 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
5279 (EXTRA_CONSTRAINT): Delete.
5280 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
5281 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
5282 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
5284 2011-02-14 Anatoly Sokolov <aesok@post.ru>
5287 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
5290 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5292 * config/mcore/constraints.md: New file.
5293 * config/mcore/mcore.md: Include it.
5294 * config/mcore/mcore.c (reg_class_from_letter): Delete.
5295 * config/mcore/mcore.h (reg_class_from_letter): Delete.
5296 (REG_CLASS_FROM_LETTER): Delete.
5297 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
5298 insn_const_int_ok_for_constraint.
5299 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
5300 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
5301 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5302 (EXTRA_CONSTRAINT): Delete.
5304 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5307 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
5308 (IS_SIGHANDLER): Define.
5309 (sparc64_is_sighandler): New function, split off from
5310 sparc64_fallback_frame_state.
5311 (sparc_is_sighandler): New function, split off from
5312 sparc_fallback_frame_state.
5313 (sparc64_fallback_frame_state): Merge with ...
5314 (sparc_fallback_frame_state): ... this into ...
5315 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
5316 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
5317 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
5318 stack instead of hardcoded offsets.
5320 2011-02-14 Andriy Gapon <avg@freebsd.org>
5323 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
5325 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5327 * configure: Regenerate.
5329 2011-02-12 Joseph Myers <joseph@codesourcery.com>
5332 * gcc.c (asm_options): Correct spec matching --target-help.
5334 2011-02-12 Martin Jambor <mjambor@suse.cz>
5336 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
5337 to gimple call error.
5339 2011-02-12 Mike Stump <mikestump@comcast.net>
5341 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
5342 comments in backslash regions.
5344 2011-02-12 Mike Stump <mikestump@comcast.net>
5345 Jakub Jelinek <jakub@redhat.com>
5346 Iain Sandoe <iains@gcc.gnu.org>
5349 * dwarf2out.c (output_cfa_loc): When required, apply the
5350 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
5351 (output_loc_sequence): Likewise.
5352 (output_loc_operands_raw): Likewise.
5353 (output_loc_sequence_raw): Likewise.
5354 (output_cfa_loc): Likewise.
5355 (output_loc_list): Suppress register number adjustment when
5356 calling output_loc_sequence()
5357 (output_die): Likewise.
5359 2011-02-12 Anatoly Sokolov <aesok@post.ru>
5361 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
5363 * config/xtensa/xtensa.c (xtensa_register_move_cost,
5364 xtensa_memory_move_cost): New functions.
5365 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
5367 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
5370 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
5371 in the current directory.
5372 * configure: Rebuilt.
5374 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
5376 * config/darwin.c (darwin_override_options): Add a hunk missed
5377 from the commit of r168571. Trim comment line lengths and
5378 correct indents of the preceding block.
5380 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
5382 * gcc.c (driver_handle_option): Concatenate the argument to -F with
5385 2011-02-11 Joseph Myers <joseph@codesourcery.com>
5387 * common.opt (nostartfiles): New Driver option.
5389 2011-02-11 Xinliang David Li <davidxl@google.com>
5391 PR tree-optimization/47707
5392 * tree-chrec.c (convert_affine_scev): Keep type precision.
5394 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
5396 PR tree-optimization/47420
5397 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
5399 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
5401 PR rtl-optimization/47614
5402 * rtl.h (check_for_inc_dec): Declare.
5403 * dse.c (check_for_inc_dec): Externalize...
5404 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
5405 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
5407 2011-02-11 Joseph Myers <joseph@codesourcery.com>
5410 * gcc.c (main): Do not compile inputs if there were errors in
5412 * opts-common.c (read_cmdline_option): Check for wrong language
5413 after other error checks.
5415 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
5417 * cgraph.c: Fix comment typos.
5418 * cgraph.h: Likewise.
5419 * cgraphunit.c: Likewise.
5420 * ipa-cp.c: Likewise.
5421 * ipa-inline.c: Likewise.
5422 * ipa-prop.c: Likewise.
5423 * ipa-pure-const.c: Likewise.
5424 * ipa-ref.c: Likewise.
5425 * ipa-reference.c: Likewise.
5427 2011-02-11 Jakub Jelinek <jakub@redhat.com>
5430 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
5432 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5435 * doc/sourcebuild.texi (Require Support): Document
5436 dg-require-ascii-locale.
5438 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
5440 * doc/lto.texi (Write summary): Fix missing parentheses.
5442 2011-02-10 DJ Delorie <dj@redhat.com>
5444 * config/m32c/m32c.c (m32c_option_override): Disable
5445 -fcombine-stack-adjustments until flag value tracking and compare
5446 optimization can be rewritten.
5448 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
5450 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
5452 (PROCESSOR_DEFAULT64): Likewise.
5454 2011-02-10 Richard Henderson <rth@redhat.com>
5456 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
5457 change from 2011-02-03.
5458 * config/rx/rx.c (flags_from_code): Likewise.
5459 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
5460 is valid, n/pz otherwise.
5461 (rx_select_cc_mode): Return CCmode if Y is not zero.
5463 2011-02-10 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
5467 2011-02-10 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/47677
5470 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
5472 2011-02-10 Jakub Jelinek <jakub@redhat.com>
5475 * combine.c (make_compound_operation): Only change shifts into
5476 multiplication for SCALAR_INT_MODE_P.
5478 2011-02-10 Jie Zhang <jie@codesourcery.com>
5482 2011-02-05 Jie Zhang <jie@codesourcery.com>
5484 * web.c (entry_register): Don't clobber the number of the
5485 first uninitialized reference in used[].
5487 2011-02-09 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/47664
5490 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
5493 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
5497 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
5499 (PROCESSOR_DEFAULT64): Same.
5500 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
5502 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5504 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
5506 2011-02-09 Martin Jambor <mjambor@suse.cz>
5509 * tree-sra.c (struct access): New flags grp_scalar_read and
5510 grp_scalar_write. Changed description of assignment read and write
5512 (dump_access): Dump new flags, reorder all of them.
5513 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
5514 to detect multiple scalar reads.
5515 (analyze_access_subtree): Use the new scalar read write flags instead
5516 of the old flags. Adjusted comments.
5518 2011-02-08 DJ Delorie <dj@redhat.com>
5521 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
5524 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5526 * config/m68k/uclinux.opt: New.
5527 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
5529 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5531 * config/cris/elf.opt (sim): New Driver option.
5533 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5535 * config/xtensa/elf.opt: New.
5536 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
5538 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5540 * config/vax/elf.opt: New.
5541 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
5543 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5545 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
5547 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5549 * config/gnu-user.opt: New.
5550 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
5551 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
5552 *-*-uclinux*): Use gnu-user.opt.
5554 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
5556 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
5557 * config/i386/gnu.h (CPP_SPEC): Likewise.
5559 2011-02-08 Ian Lance Taylor <iant@google.com>
5561 * common.opt (fcx-limited-range): Add SetByCombined flag.
5562 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
5563 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
5564 (fassociative-math, freciprocal-math): Likewise.
5565 (funsafe-math-optimizations): Likewise.
5566 * opth-gen.awk: Handle SetByCombined.
5567 * optc-gen.awk: Likewise.
5568 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
5569 (set_unsafe_math_optimizations_flags): Likewise.
5570 * doc/options.texi (Option properties): Document SetByCombined.
5572 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5574 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
5575 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
5576 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
5577 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
5578 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
5580 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
5582 PR tree-optimization/46834
5583 PR tree-optimization/46994
5584 PR tree-optimization/46995
5585 * graphite-sese-to-poly.c (used_outside_reduction): New.
5586 (detect_commutative_reduction): Call used_outside_reduction.
5587 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
5588 translate_scalar_reduction_to_array only when at least one
5589 loop-phi/close-phi tuple has been detected.
5591 2011-02-08 Richard Guenther <rguenther@suse.de>
5594 * tree-vect-generic.c (expand_vector_operations_1): Update
5596 (expand_vector_operations): ... not here. Cleanup EH info
5597 and the CFG if required.
5599 2011-02-08 Richard Guenther <rguenther@suse.de>
5601 PR tree-optimization/47641
5602 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
5603 require type compatibility.
5605 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5607 * gimple-low.c (lower_function_body): Don't remove the location of
5608 the return statement here.
5609 (lower_gimple_return): Do it here instead but only if the return
5610 statement is actually used twice.
5612 2011-02-08 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/47632
5615 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
5616 unused up_to_stmt parameter, return whether cfg-cleanup is
5617 necessary, remove EH info properly.
5618 (forward_propagate_into_gimple_cond): Adjust caller.
5619 (forward_propagate_into_cond): Likewise.
5620 (forward_propagate_comparison): Likewise.
5621 (tree_ssa_forward_propagate_single_use_vars): Make
5622 forward_propagate_comparison case similar to the two others.
5624 2011-02-08 Nick Clifton <nickc@redhat.com>
5626 * config/mn10300/mn10300.opt (mliw): New command line option.
5627 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
5628 (liw_bundling): New automaton.
5629 (liw): New attribute.
5630 (liw_op): New attribute.
5631 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
5632 (movsi_internal): Add LIW attributes.
5636 (addsi3): Separate register and immediate alternatives.
5641 (lshrsi3): Likewise.
5642 (ashrsi3): Likewise.
5644 * config/mn10300/mn10300.c (liw_op_names): New
5645 (mn10300_print_operand): Handle 'W' operand descriptor.
5646 (extract_bundle): New function.
5647 (check_liw_constraints): New function.
5648 (liw_candidate): New function.
5649 (mn10300_bundle_liw): New function.
5650 (mn10300_reorg): New function.
5651 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5652 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
5653 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
5654 __LIW__ or __NO_LIW__.
5655 * doc/invoke.texi: Describe the -mliw command line option.
5657 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5659 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
5660 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
5661 pthread_mutex_unlock): Remove.
5662 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
5663 * config/pa/t-pa64: Likewise.
5664 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
5665 shared libc if not linking against libpthread.
5666 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5668 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
5671 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
5672 on 10.6 and later to ensure that we always use the unwinder from
5673 the system. Only add -no_compact_unwind when tarteting darwin
5676 2011-02-07 Steve Ellcey <sje@cup.hp.com>
5679 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
5680 (vec_interleave_lowv2sf): Ditto.
5681 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
5682 (vec_extract_oddv2sf): Ditto.
5684 2011-02-07 Mike Stump <mikestump@comcast.net>
5687 Add __ieee_divdc3 entry point.
5688 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
5690 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
5691 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
5692 * config/darwin.c (darwin_rename_builtins): Add.
5693 * config/darwin-protos.h (darwin_rename_builtins): Add.
5695 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5698 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
5701 2011-02-07 Mike Stump <mikestump@comcast.net>
5703 * config/darwin.opt (mmacosx-version-min): Update default OS version.
5705 2011-02-07 Denis Chertykov <chertykov@gmail.com>
5708 * config/avr/libgcc.S (exit): Move .endfunc
5710 2011-02-07 Richard Guenther <rguenther@suse.de>
5712 PR tree-optimization/47615
5713 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
5714 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
5715 (run_scc_vn): Initialize it.
5716 (visit_reference_op_load): Use it.
5717 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
5719 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5721 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
5722 DImode trapping arithmetic libfuncs.
5724 2011-02-07 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/47621
5727 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
5729 (execute_update_addresses_taken): ... here. Make it more
5730 conservative in what we accept.
5732 2011-02-06 Joseph Myers <joseph@codesourcery.com>
5734 * config/sparc/freebsd.h (ASM_SPEC): Define.
5735 * config/sparc/vxworks.h (ASM_SPEC): Define.
5737 2011-02-06 Joseph Myers <joseph@codesourcery.com>
5739 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
5741 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
5743 * doc/invoke.texi: Remove reference to compiler internals from
5746 * reg-notes.def: Remove REG_VALUE_PROFILE.
5747 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
5749 2011-02-05 Jakub Jelinek <jakub@redhat.com>
5752 * varasm.c (default_section_type_flags): If decl is NULL,
5753 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
5755 2011-02-05 Jie Zhang <jie@codesourcery.com>
5758 * web.c (entry_register): Don't clobber the number of the
5759 first uninitialized reference in used[].
5761 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
5763 PR tree-optimization/46194
5764 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
5765 (build_classic_dist_vector_1): Do not represent classic distance
5766 vectors when the access functions are variating in different loops.
5768 2011-02-04 Joseph Myers <joseph@codesourcery.com>
5770 * config/mips/iris6.opt: New.
5771 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
5773 2011-02-04 Richard Henderson <rth@redhat.com>
5774 Steve Ellcey <sje@cup.hp.com>
5777 * config/ia64/predicates.md (mux1_brcst_element): New.
5778 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
5779 * config/ia64/ia64.c (ia64_unpack_assemble): New.
5780 (ia64_unpack_sign): New.
5781 (ia64_expand_unpack): Rewrite using new routines.
5782 (ia64_expand_widen_sum): Ditto.
5783 (ia64_expand_dot_prod_v8qi): Ditto.
5784 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
5785 routines, add endian check.
5786 (pmpy2_even): Rename from pmpy2_r, add endian check.
5787 (pmpy2_odd): Rename from pmpy2_l, add endian check.
5788 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
5789 (vec_widen_smult_hi_v4hi): Ditto.
5790 (vec_widen_umult_lo_v4hi): Ditto.
5791 (vec_widen_umult_hi_v4hi): Ditto.
5792 (mulv2si3): Change endian checks.
5793 (sdot_prodv4hi): Rewrite with new calls.
5794 (udot_prodv4hi): New.
5795 (vec_pack_ssat_v4hi): Add endian check.
5796 (vec_pack_usat_v4hi): Ditto.
5797 (vec_pack_ssat_v2si): Ditto.
5798 (max1_even): Rename from max1_r, add endian check.
5799 (max1_odd): Rename from max1_l, add endian check.
5800 (*mux1_rev): Format change.
5802 (*mux1_shuf): Ditto.
5804 (*mux1_brcst_v8qi): Use new predicate.
5805 (vec_extract_evenv8qi): Remove endian check.
5806 (vec_extract_oddv8qi): Ditto.
5807 (vec_interleave_lowv4hi): Format change.
5808 (vec_interleave_highv4hi): Ditto.
5809 (mix2_even): Rename from mix2_r, add endian check.
5810 (mix2_odd): Rename from mux2_l, add endian check.
5811 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
5812 (vec_extract_evenodd_helper): Format change.
5813 (vec_extract_evenv4hi): Remove endian check.
5814 (vec_extract_oddv4hi): Remove endian check.
5815 (vec_interleave_lowv2si): Format change.
5816 (vec_interleave_highv2si): Format change.
5817 (vec_initv2si): Remove endian check.
5818 (vecinit_v2si): Add endian check.
5819 (reduc_splus_v2sf): Add endian check.
5820 (reduc_smax_v2sf): Ditto.
5821 (reduc_smin_v2sf): Ditto.
5822 (vec_initv2sf): Remove endian check.
5823 (fpack): Add endian check.
5824 (fswap): Add endian check.
5825 (vec_interleave_highv2sf): Add endian check.
5826 (vec_interleave_lowv2sf): Add endian check.
5827 (fmix_lr): Add endian check.
5828 (vec_setv2sf): Format change.
5829 (*vec_extractv2sf_0_be): Use shift to extract operand.
5830 (*vec_extractv2sf_1_be): New.
5831 (vec_pack_trunc_v4hi): Add endian check.
5832 (vec_pack_trunc_v2si): Format change.
5834 2011-02-04 Jakub Jelinek <jakub@redhat.com>
5837 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
5838 do bb, locus and block comparison and disallow loads if it is not set.
5839 (stmt_is_replaceable_p): New function.
5840 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
5842 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
5843 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
5845 * tree-flow.h (stmt_is_replaceable_p): New prototype.
5847 2011-02-04 Joseph Myers <joseph@codesourcery.com>
5849 * config/rs6000/xilinx.opt: New.
5850 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
5852 2011-02-04 Joseph Myers <joseph@codesourcery.com>
5854 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
5856 2011-02-03 Anatoly Sokolov <aesok@post.ru>
5858 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
5859 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
5860 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
5861 secondary_reload_info, xtensa_secondary_reload): Remove.
5862 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
5863 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
5864 (xtensa_preferred_reload_class): Make static. Change return and
5865 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
5866 Use CONST_DOUBLE_P predicate.
5867 (xtensa_preferred_output_reload_class): New function.
5868 (xtensa_secondary_reload): Make static.
5870 2011-02-03 Joseph Myers <joseph@codesourcery.com>
5872 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
5873 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
5874 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
5876 2011-02-03 Jakub Jelinek <jakub@redhat.com>
5879 * output.h (SECTION_RELRO): Define.
5880 (SECTION_MACH_DEP): Adjust.
5881 (get_variable_section): New prototype.
5882 * varpool.c (varpool_finalize_named_section_flags): New function.
5883 (varpool_assemble_pending_decls): Call it.
5884 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
5885 * cgraphunit.c (cgraph_output_in_order): Call
5886 varpool_finalize_named_section_flags.
5887 * varasm.c (get_section): Allow section flags conflicts between
5888 relro and read-only sections if the section hasn't been declared yet.
5889 Set SECTION_OVERRIDE after diagnosing section type conflict.
5890 (get_variable_section): No longer static.
5891 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
5892 readonly sections that need relocations.
5893 (decl_readonly_section_1): New function.
5894 (decl_readonly_section): Use it.
5897 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
5898 Steve Ellcey <sje@cup.hp.com>
5901 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
5902 if section attribute used.
5904 2011-02-03 Jakub Jelinek <jakub@redhat.com>
5906 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
5907 * config/darwin.c (SECTION_NO_ANCHOR): Define.
5908 (darwin_init_sections): Remove assertion.
5910 2011-02-03 Nick Clifton <nickc@redhat.com>
5912 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
5914 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
5915 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
5916 instead of "n" and "pz".
5917 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
5920 2011-02-03 Jakub Jelinek <jakub@redhat.com>
5923 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
5924 fma, expand FMA_EXPR as fma{,f,l} call.
5927 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
5928 copy them into a unsigned char variable and pass address of it to
5929 lto_output_data_stream.
5932 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
5933 around backend_init_target and lang_dependent_init_target calls.
5934 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
5935 (verify_cgraph_node): Don't call set_cfun here. Use
5936 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
5937 Set error_found for incorrectly represented calls to thunks.
5939 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
5942 PR rtl-optimization/43494
5943 * rtl.h (for_each_inc_dec_fn): New type.
5944 (for_each_inc_dec): Declare.
5945 * rtlanal.c (struct for_each_inc_dec_ops): New type.
5946 (for_each_inc_dec_find_inc_dec): New fn.
5947 (for_each_inc_dec_find_mem): New fn.
5948 (for_each_inc_dec): New fn.
5949 * dse.c (struct insn_size): Remove.
5950 (replace_inc_dec, replace_inc_dec_mem): Remove.
5951 (emit_inc_dec_insn_before): New fn.
5952 (check_for_inc_dec): Use it, along with for_each_inc_dec.
5953 (canon_address): Pass mem modes to cselib_lookup.
5954 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
5955 (cselib_lookup_from_insn): Likewise.
5956 (cselib_subst_to_values): Likewise.
5957 * cselib.c (find_slot_memmode): New var.
5958 (cselib_find_slot): New fn. Use it instead of
5959 htab_find_slot_with_hash everywhere.
5960 (entry_and_rtx_equal_p): Use find_slot_memmode.
5961 (autoinc_split): New fn.
5962 (rtx_equal_for_cselib_p): Rename and implement in terms of...
5963 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
5964 Deal with autoinc. Special-case recursion into MEMs.
5965 (cselib_hash_rtx): Likewise.
5966 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
5967 address and MEM modes.
5968 (cselib_subst_to_values): Add memmode, pass it on.
5970 (cselib_lookup): Add memmode argument, pass it on.
5971 (cselib_lookup_from_insn): Add memmode.
5972 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
5973 (struct cselib_record_autoinc_data): New.
5974 (cselib_record_autoinc_cb): New fn.
5975 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
5976 mode to cselib_lookup. Reset autoinced REGs here instead of...
5977 (cselib_process_insn): ... here.
5978 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
5980 (add_uses): Likewise, also to cselib_subst_to_values.
5981 (add_stores): Likewise.
5982 * sched-deps.c (add_insn_mem_dependence): Pass mode to
5983 cselib_subst_to_values.
5984 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
5985 * gcse.c (do_local_cprop): Adjusted.
5986 * postreload.c (reload_cse_simplify_set): Adjusted.
5987 (reload_cse_simplify_operands): Adjusted.
5988 * sel-sched-dump (debug_mem_addr_value): Pass mode.
5990 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
5992 PR tree-optimization/45122
5993 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
5994 unsafe assumptions when there's more than one loop exit.
5996 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5999 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
6000 Document using vector double with the load/store builtins, and
6001 that the load/store builtins always use Altivec instructions.
6003 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
6004 to use altivec memory instructions, even on VSX.
6005 (vector_altivec_store_<mode>): Ditto.
6007 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
6010 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6011 V2DF, V2DI support to load/store overloaded builtins.
6013 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
6014 altivec load/store builtins for V2DF/V2DI types.
6016 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6017 set avoid indexed addresses on power6 if -maltivec.
6018 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
6019 vector_altivec_load/vector_altivec_store builtins.
6020 (altivec_expand_st_builtin): Ditto.
6021 (altivec_expand_builtin): Add VSX memory builtins.
6022 (rs6000_init_builtins): Add V2DI types to internal types.
6023 (altivec_init_builtins): Add support for V2DF/V2DI altivec
6024 load/store builtins.
6025 (rs6000_address_for_altivec): Insure memory address is appropriate
6028 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
6029 vec_vsx_ld and vec_vsx_st.
6030 (vsx_store_<mode>): Ditto.
6032 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
6033 variables to hold long long types for VSX vector memory builtins.
6034 (RS6000_BTI_unsigned_long_long): Ditto.
6035 (long_long_integer_type_internal_node): Ditti.
6036 (long_long_unsigned_type_internal_node): Ditti.
6038 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
6039 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
6040 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
6042 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
6044 (vec_vsx_st): Ditto.
6046 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6048 * config/pa/pa-hpux10.opt: New.
6049 * config/hpux11.opt (pthread): New Driver option.
6050 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
6051 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
6053 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6055 * config/ia64/vms.opt: New.
6056 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
6058 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6061 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
6062 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
6063 generator functions.
6064 (vsx_floatuns<VSi><mode>2): Ditto.
6065 (vsx_fix_trunc<mode><VSi>2): Ditto.
6066 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
6068 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6070 * config/i386/djgpp.opt (posix): New Driver option.
6072 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6074 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
6075 Move to the unsupported targets list.
6077 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
6079 PR rtl-optimization/47525
6080 * df-scan.c: Update copyright years.
6081 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
6082 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
6084 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6086 * config/i386/sysv4.h (TARGET_VERSION): Remove.
6087 (SUBTARGET_RETURN_IN_MEMORY): Remove.
6088 (ASM_OUTPUT_ASCII): Remove.
6089 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
6091 2011-02-02 Jeff Law <law@redhat.com>
6094 * reload.c (find_reloads_address): Handle reg+d address where both
6095 components are invalid by reloading the entire address.
6097 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
6098 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/40979
6102 * passes.c (init_optimization_passes): After LIM call copy_prop
6103 and DCE to clean up.
6104 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
6106 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
6108 PR tree-optimization/47576
6109 PR tree-optimization/47555
6110 * doc/invoke.texi (scev-max-expr-complexity): Documented.
6111 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
6112 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
6113 * tree-scalar-evolution.c (follow_ssa_edge): Use
6114 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
6116 2011-02-02 Richard Guenther <rguenther@suse.de>
6118 PR tree-optimization/47566
6119 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
6121 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
6125 * tree-inline.c (declare_return_variable): Remove unused caller
6130 * tree-flow-inline.h (clear_is_used, is_used_p): New.
6131 * cfgexpand.c (account_used_vars_for_block): Use them.
6132 * tree-nrv.c (tree_nrv): Likewise.
6133 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
6134 (dump_scope_block): Likewise.
6135 (remove_unused_locals): Likewise.
6139 * tree-inline.c (declare_return_variable): Add result decl to
6140 local decls only once.
6141 * gimple-low.c (record_vars_into): Mark newly-created variables
6144 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
6150 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6152 (no_real_insns_p, schedule_block, set_priorities): Drop special
6153 treatment of boundary debug insns.
6154 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6155 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
6156 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6157 (BOUNDARY_DEBUG_INSN_P): Likewise.
6158 (SCHEDULE_DEBUG_INSN_P): Likewise.
6159 * sched-rgn.c (init_ready_list): Drop special treatment of
6160 boundary debug insns.
6161 * final.c (rest_of_clean_state): Clear notes' BB.
6163 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6165 * config/openbsd.opt (assert=): New Driver option.
6167 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6169 * config/i386/nto.opt: New.
6170 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
6172 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6174 * config/i386/netware.opt: New.
6175 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
6177 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6179 * config/interix.opt (posix): New Driver option.
6181 2011-02-01 DJ Delorie <dj@redhat.com>
6183 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
6185 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
6188 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
6190 PR tree-optimization/47561
6191 * toplev.c (process_options): Print the Graphite flags. Add
6192 flag_loop_flatten to the list of options requiring Graphite.
6194 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6196 * config/i386/cygming.opt (posix): New Driver option.
6198 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6200 * config/arm/vxworks.opt: New.
6201 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
6203 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6205 * config/alpha/elf.opt: New.
6206 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
6207 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
6209 2011-02-01 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/47559
6212 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
6213 store-motion on references that can throw.
6215 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
6217 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
6218 * tree-pass.h (TDF_CSELIB): New macro.
6219 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
6220 cselib_lookup): Check for it rather than for TDF_DETAILS.
6222 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
6225 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
6228 * opts.c (finish_options): Don't add x_aux_base_name if it is
6231 2011-02-01 Richard Guenther <rguenther@suse.de>
6233 PR tree-optimization/47555
6235 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
6237 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
6239 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
6242 * config/lm32/t-lm32: Add multilib for all CPU options.
6244 2011-02-01 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/47541
6247 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6248 sure to have a field at offset zero.
6250 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6252 * config/arc/arc.opt (EB, EL): New Driver options.
6254 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6256 * config/alpha/osf5.opt: New.
6257 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
6259 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6261 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
6263 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
6265 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
6267 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
6268 is an alias of -floop-interchange and that it requires the
6269 Graphite infrastructure.
6270 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
6271 flag_loop_interchange based on the value of flag_tree_loop_linear.
6273 2011-01-31 Jakub Jelinek <jakub@redhat.com>
6274 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/47538
6277 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
6278 type instead of r1type, except for comparisons. For right
6279 shifts and comparisons punt if there are mismatches in
6280 sizetype vs. non-sizetype types.
6282 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6284 * doc/sourcebuild.texi (Effective-Target Keywords): Document
6287 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6289 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
6291 * configure: Regenerate.
6293 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6295 * configure.ac (gcc_cv_ld_static_option): Define.
6296 (gcc_cv_ld_dynamic_option): Define.
6297 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
6299 (HAVE_LD_STATIC_DYNAMIC): Update message.
6300 (LD_STATIC_OPTION): Define.
6301 (LD_DYNAMIC_OPTION): Define.
6302 * configure: Regenerate.
6303 * config.in: Regenerate.
6304 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
6305 HAVE_LD_STATIC_DYNAMIC]: Use them.
6307 2011-01-31 Nick Clifton <nickc@redhat.com>
6309 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
6310 registers inside interrupt handlers if the handler is not a leaf
6313 2011-01-31 Nick Clifton <nickc@redhat.com>
6315 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
6316 reg_renumber returning an INVALID_REGNUM.
6318 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
6321 * doc/install.texi: Document host options discarded when cross
6322 configuring target libraries.
6324 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
6327 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
6330 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6332 (no_real_insns_p, schedule_block, set_priorities): Drop special
6333 treatment of boundary debug insns.
6334 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6335 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
6336 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6337 (BOUNDARY_DEBUG_INSN_P): Likewise.
6338 (SCHEDULE_DEBUG_INSN_P): Likewise.
6339 * sched-rgn.c (init_ready_list): Drop special treatment of
6340 boundary debug insns.
6341 * final.c (rest_of_clean-state): Clear notes' BB.
6343 2011-01-31 Alan Modra <amodra@gmail.com>
6345 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
6346 toc relative expressions as we do in print_operand_address.
6348 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
6350 * doc/extend.texi: Follow spelling conventions.
6351 * doc/invoke.texi: Fix a typo.
6353 2011-01-30 Joseph Myers <joseph@codesourcery.com>
6355 * config/hpux11.opt: New.
6356 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
6357 ia64*-*-hpux*): Use hpux11.opt.
6359 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
6361 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
6364 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6366 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
6369 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6371 * doc/install.texi (Binaries): Remove outdated reference for
6372 Motorola 68HC11/68HC12 downloads.
6374 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6376 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
6379 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
6382 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
6385 2011-01-28 Ahmad Sharif <asharif@google.com>
6387 * value-prof.c (check_counter): Corrected error message.
6389 2011-01-29 Jie Zhang <jie@codesourcery.com>
6391 * config/arm/arm.c (arm_legitimize_reload_address): New.
6392 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6393 arm_legitimize_reload_address.
6394 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
6396 2011-01-28 Ian Lance Taylor <iant@google.com>
6398 * godump.c (go_define): Ignore macros whose definitions include
6399 two adjacent operands.
6401 2011-01-28 Jakub Jelinek <jakub@redhat.com>
6404 * varasm.c (force_const_mem): Store copy of x in desc->constant
6405 instead of x itself.
6406 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
6407 itself into REG_EQUAL note.
6409 2011-01-28 Joseph Myers <joseph@codesourcery.com>
6411 * config/freebsd.opt (posix, rdynamic): New Driver options.
6413 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6415 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
6417 * configure: Regenerate.
6419 2011-01-27 Joseph Myers <joseph@codesourcery.com>
6421 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
6422 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
6424 2011-01-27 Anatoly Sokolov <aesok@post.ru>
6426 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
6427 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
6428 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6429 (s390_preferred_reload_class): Make static. Change return and
6430 'rclass' argument type to reg_class_t.
6432 2011-01-27 Jan Hubicka <jh@suse.cz>
6435 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
6436 (process_function_and_variable_attributes): Check defined weakrefs.
6438 2011-01-27 Martin Jambor <mjambor@suse.cz>
6440 PR tree-optimization/47228
6441 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
6442 build_ref_for_offset.
6444 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6446 * config/spu/spu-elf.h (ASM_SPEC): Remove.
6448 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
6450 PR rtl-optimization/46856
6451 * postreload.c (reload_combine_recognize_const_pattern): Do not
6452 separate cc0 setter and user on cc0 targets.
6454 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
6457 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
6458 passed a VOID_TYPE expression, immediately emit an error and
6459 return error_mark_node.
6461 2011-01-26 Jeff Law <law@redhat.com>
6463 PR rtl-optimization/47464
6464 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
6465 rather than may_trap_p as needed.
6467 2011-01-26 DJ Delorie <dj@redhat.com>
6469 PR rtl-optimization/46878
6470 * combine.c (insn_a_feeds_b): Check for the implicit cc0
6471 setter/user dependency as well.
6473 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
6475 PR rtl-optimization/44469
6476 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
6477 after removing trivially dead basic blocks.
6479 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6481 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
6482 * config/frv/frv.h (LINK_SPEC): Likewise.
6483 * config/i386/netware.h (LINK_SPEC): Likewise.
6484 * config/m68k/linux.h (ASM_SPEC): Likewise.
6485 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6486 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6487 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6488 * config/sparc/linux.h (ASM_SPEC): Likewise.
6489 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6490 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6492 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6494 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
6495 * config/frv/frv.h (ASM_SPEC): Likewise.
6496 * config/m68k/linux.h (ASM_SPEC): Likewise.
6497 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
6498 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
6499 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6500 * config/sparc/linux.h (ASM_SPEC): Likewise.
6501 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6502 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6504 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6506 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
6507 * config/frv/frv.h (LINK_SPEC): Likewise.
6508 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6510 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6512 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
6513 * config/frv/frv.h (ASM_SPEC): Likewise.
6514 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
6515 * config/m68k/linux.h (ASM_SPEC): Likewise.
6516 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
6517 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
6518 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6519 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
6520 * config/sparc/linux.h (ASM_SPEC): Likewise.
6521 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6522 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6523 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
6525 2011-01-26 Steve Ellcey <sje@cup.hp.com>
6528 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
6530 (vec_extract_evenodd_help): Ditto.
6531 (vec_extract_evenv4hi): Ditto.
6532 (vec_extract_oddv4hi): Ditto.
6533 (vec_interleave_lowv2si): Ditto.
6534 (vec_interleave_highv2si): Ditto.
6535 (vec_extract_evenv2si): Ditto.
6536 (vec_extract_oddv2si: Ditto.
6537 (vec_pack_trunc_v2si): Ditto.
6539 2011-01-22 Jan Hubicka <jh@suse.cz>
6542 * cgraph.h (cgraph_local_info): New field can_change_signature.
6543 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
6544 signature can change.
6545 (ipcp_estimate_growth): Call sequence simplify only if calle signature
6547 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
6548 (cgraph_function_versioning): We can not change signature of functions
6549 that don't allow that.
6550 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
6551 (lto_input_node): Likewise.
6552 * ipa-inline.c (compute_inline_parameters): Compute
6553 local.can_change_signature.
6554 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
6555 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
6556 functions that can not change signature.
6557 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
6558 init_cumulative_args): Do not use local calling conventions
6559 for functions that can not change signature.
6561 2011-01-22 Jan Hubicka <jh@suse.cz>
6563 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
6565 2011-01-26 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/47190
6568 * cgraphunit.c (process_common_attributes): New function.
6569 (process_function_and_variable_attributes): Use it.
6571 2011-01-26 Richard Guenther <rguenther@suse.de>
6574 * cgraphbuild.c (record_eh_tables): Record reference to personality
6577 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
6580 * sel-sched.c (moveup_expr): Don't let debug insns prevent
6581 non-debug insns from moving up.
6583 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
6586 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
6587 t-dlldir{,-x} fragment for build and add it to tmake_file.
6588 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6589 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
6590 * config/i386/t-dlldir: New file.
6591 (SHLIB_DLLDIR): Define.
6592 * config/i386/t-dlldir-x: New file.
6593 (SHLIB_DLLDIR): Define.
6594 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
6595 (SHLIB_INSTALL): Use it.
6597 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
6600 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
6601 lower bound of the allowed Thumb-2 coprocessor load/store
6602 index range to -256. Add explaining comment.
6604 2011-01-25 Ian Lance Taylor <iant@google.com>
6606 * godump.c (go_define): Improve lexing of macro expansion to only
6607 accept expressions which match Go spec.
6609 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
6612 * tree.c (handle_dll_attribute): Handle it.
6613 * doc/extend.texi (@item dllexport): Mention it.
6614 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
6616 2011-01-25 Ian Lance Taylor <iant@google.com>
6618 PR tree-optimization/26854
6619 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
6620 (decl_jump_unsafe): Move higher in file, with no other change.
6621 (bind): Set has_jump_unsafe_decl if appropriate.
6622 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
6623 (check_earlier_gotos): Likewise.
6624 (c_check_switch_jump_warnings): Likewise.
6626 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
6628 * doc/invoke.texi (Warning Options): Add missing hyphen.
6629 (-fprofile-dir): Minor grammatical fixes.
6630 (-fbranch-probabilities): Likewise.
6632 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
6636 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6638 (no_real_insns_p, schedule_block, set_priorities): Drop special
6639 treatment of boundary debug insns.
6640 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6641 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
6642 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6643 (BOUNDARY_DEBUG_INSN_P): Likewise.
6644 (SCHEDULE_DEBUG_INSN_P): Likewise.
6645 * sched-rgn.c (init_ready_list): Drop special treatment of
6646 boundary debug insns.
6647 * final.c (rest_of_clean-state): Clear notes' BB.
6649 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6651 * Makefile.in (LAMBDA_H): Removed.
6652 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
6653 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
6654 lambda-trans.o, and tree-loop-linear.o.
6655 (lto-symtab.o): Remove dependence on LAMBDA_H.
6656 (tree-loop-linear.o): Remove rule.
6657 (lambda-mat.o): Same.
6658 (lambda-trans.o): Same.
6659 (lambda-code.o): Same.
6660 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
6661 (tree-vect-slp.o): Same.
6662 * hwint.h (gcd): Moved here.
6663 (least_common_multiple): Same.
6664 * lambda-code.c: Removed.
6665 * lambda-mat.c: Removed.
6666 * lambda-trans.c: Removed.
6667 * lambda.h: Removed.
6668 * tree-loop-linear.c: Removed.
6669 * lto-symtab.c: Do not include lambda.h.
6670 * omega.c (gcd): Removed.
6671 * passes.c (init_optimization_passes): Remove pass_linear_transform.
6672 * tree-data-ref.c (print_lambda_vector): Moved here.
6673 (lambda_vector_copy): Same.
6674 (lambda_matrix_copy): Same.
6675 (lambda_matrix_id): Same.
6676 (lambda_vector_first_nz): Same.
6677 (lambda_matrix_row_add): Same.
6678 (lambda_matrix_row_exchange): Same.
6679 (lambda_vector_mult_const): Same.
6680 (lambda_vector_negate): Same.
6681 (lambda_matrix_row_negate): Same.
6682 (lambda_vector_equal): Same.
6683 (lambda_matrix_right_hermite): Same.
6684 * tree-data-ref.h: Do not include lambda.h.
6685 (lambda_vector): Moved here.
6686 (lambda_matrix): Same.
6687 (dependence_level): Same.
6688 (lambda_transform_legal_p): Removed declaration.
6689 (lambda_collect_parameters): Same.
6690 (lambda_compute_access_matrices): Same.
6691 (lambda_vector_gcd): Same.
6692 (lambda_vector_new): Same.
6693 (lambda_vector_clear): Same.
6694 (lambda_vector_lexico_pos): Same.
6695 (lambda_vector_zerop): Same.
6696 (lambda_matrix_new): Same.
6697 * tree-flow.h (least_common_multiple): Removed declaration.
6698 * tree-parloops.c (lambda_trans_matrix): Moved here.
6700 (LTM_ROWSIZE): Same.
6701 (LTM_COLSIZE): Same.
6702 (LTM_DENOMINATOR): Same.
6703 (lambda_trans_matrix_new): Same.
6704 (lambda_matrix_vector_mult): Same.
6705 (lambda_transform_legal_p): Same.
6706 * tree-pass.h (pass_linear_transform): Removed declaration.
6707 * tree-ssa-loop.c (tree_linear_transform): Removed.
6708 (gate_tree_linear_transform): Removed.
6709 (pass_linear_transform): Removed.
6710 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
6711 flag_loop_interchange.
6713 2011-01-25 Jakub Jelinek <jakub@redhat.com>
6715 PR tree-optimization/47265
6716 PR tree-optimization/47443
6717 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
6718 if name still has some uses.
6720 2011-01-25 Martin Jambor <mjambor@suse.cz>
6722 PR tree-optimization/47382
6723 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
6724 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
6726 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
6728 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
6729 sjlj_except_unwind_info.
6731 2011-01-25 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/47426
6734 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
6735 visible functions results escape.
6737 2011-01-25 Jakub Jelinek <jakub@redhat.com>
6740 * config/arm/arm.c (any_sibcall_uses_r3): New function.
6741 (arm_get_frame_offsets): Use it.
6743 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6744 Jakub Jelinek <jakub@redhat.com>
6746 PR tree-optimization/47271
6747 * tree-if-conv.c (bb_postdominates_preds): New.
6748 (if_convertible_bb_p): Call bb_postdominates_preds.
6749 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
6750 (predicate_scalar_phi): Call bb_postdominates_preds.
6752 2011-01-25 Nick Clifton <nickc@redhat.com>
6754 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
6755 * config/rx/rx.c (rx_function_value): Likewise.
6756 (rx_promote_function_mode): Likewise.
6757 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
6758 in order to make it legitimate.
6759 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
6760 make sure that the first operand is the same as the result register.
6761 (addsi3_unspec): Delete.
6762 (subdi3): Do not accept immediate operands.
6763 (subdi3_internal): Likewise.
6765 2011-01-25 Jeff Law <law@redhat.com>
6767 PR rtl-optimization/37273
6768 * ira-costs.c (scan_one_insn): Detect constants living in memory and
6769 handle them like argument loads from stack slots. Do not double
6770 count memory for memory constants and argument loads from stack slots.
6772 2011-01-25 Jakub Jelinek <jakub@redhat.com>
6774 PR tree-optimization/47427
6775 PR tree-optimization/47428
6776 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6777 coalesce if the new root var would be TREE_READONLY.
6779 2011-01-25 Richard Guenther <rguenther@suse.de>
6782 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
6783 correct type for TBAA.
6785 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6787 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
6788 (close_phi_written_to_memory): Call for_each_index with
6789 dr_indices_valid_in_loop.
6791 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6793 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
6794 when it is initialized.
6796 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6798 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
6799 call to graphite_find_data_references_in_stmt.
6800 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
6801 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
6802 call to graphite_find_data_references_in_stmt.
6803 (analyze_drs_in_stmts): Same.
6804 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
6805 in which the scalar analysis of indices is performed.
6806 (create_data_ref): Same. Update call to dr_analyze_indices.
6807 (find_data_references_in_stmt): Update call to create_data_ref.
6808 (graphite_find_data_references_in_stmt): Same.
6809 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
6811 (create_data_ref): Same.
6812 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
6813 call to create_data_ref.
6815 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6817 * graphite-sese-to-poly.c (build_poly_scop): Move
6818 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
6820 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6822 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
6823 VAR_DECL, PARM_DECL, and RESULT_DECL.
6825 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6827 * graphite-dependences.c (reduction_dr_1): Allow several reductions
6829 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
6830 that have already been marked as PBB_IS_REDUCTION.
6832 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6834 * graphite-scop-detection.c (same_close_phi_node): New.
6835 (remove_duplicate_close_phi): New.
6836 (make_close_phi_nodes_unique): New.
6837 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
6839 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6841 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
6842 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
6843 of both data references to be the same.
6845 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6847 * graphite-dependences.c (build_lexicographical_constraint): Remove
6849 (build_lexicographical_constraint): Adjust call to
6850 ppl_powerset_is_empty.
6851 (dependence_polyhedron): Same.
6852 (graphite_legal_transform_dr): Same.
6853 (graphite_carried_dependence_level_k): Same.
6854 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
6856 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
6858 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6860 * graphite-sese-to-poly.c
6861 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
6862 (close_phi_written_to_memory): New.
6863 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
6866 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6868 * doc/install.texi: Update the expected version number of PPL to 0.11.
6869 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
6870 #if PPL_VERSION_MINOR < 11.
6872 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6874 * graphite-dependences.c: Include graphite-cloog-util.h.
6875 (new_poly_ddr): Inlined into dependence_polyhedron.
6876 (free_poly_ddr): Moved close by new_poly_ddr.
6877 (dependence_polyhedron_1): Renamed dependence_polyhedron.
6878 Early return NULL when ppl_powerset_is_empty returns true.
6879 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
6880 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
6881 (graphite_legal_transform_dr): Call new_poly_ddr.
6882 (graphite_carried_dependence_level_k): Same.
6883 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
6884 (dot_transformed_deps_stmt_1): Removed.
6885 (dot_deps_stmt_1): Call dot_deps_stmt_2.
6886 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
6887 (dot_deps_1): Call dot_deps_2.
6888 * Makefile.in (graphite-dependences.o): Add missing dependence on
6889 graphite-cloog-util.h.
6891 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6893 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
6894 (build_lexicographical_constraint): Same.
6895 (dependence_polyhedron_1): Same.
6896 (graphite_legal_transform_dr): Same.
6897 (graphite_carried_dependence_level_k): Same.
6898 * graphite-ppl.c (ppl_powerset_is_empty): New.
6899 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
6900 * tree-data-ref.c (dump_data_reference): Print the basic block index.
6902 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6904 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
6905 the "a followed by b" relation and document it.
6907 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6909 * graphite-dependences.c (build_lexicographical_constraint): Stop the
6910 iteration when the bag of constraints is empty.
6912 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6914 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
6916 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6918 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
6919 nest and two loop depths as parameters.
6920 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
6921 lst_perfect_nestify.
6923 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6925 * graphite-dependences.c (print_pddr): Call
6926 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
6928 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6930 * graphite-ppl.c (debug_gmp_value): New.
6931 * graphite-ppl.h (debug_gmp_value): Declared.
6933 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
6935 * doc/install.texi: Document availability of cloog-0.16.
6937 2011-01-25 Vladimir Kargov <kargov@gmail.com>
6939 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
6940 invalid postdominance info.
6942 2011-01-24 Jan Hubicka <jh@suse.cz>
6945 * doc/extend.texi (weak pragma): Drop claim that it must
6946 appear before definition.
6947 * varasm.c (merge_weak, declare_weak): Only sanity check
6948 that DECL is not output at a time it is declared weak.
6950 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
6952 * machmode.def: Fixed comments.
6954 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
6956 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
6958 2011-01-24 Paul Koning <ni1d@arrl.net>
6960 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
6963 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
6966 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
6967 (block_info): Add scanned and prev.
6968 (move_or_delete_vzeroupper_2): Return if the basic block
6969 has been scanned and the upper 128bit state is unchanged
6971 (move_or_delete_vzeroupper_1): Return true if the exit
6973 (move_or_delete_vzeroupper): Visit basic blocks using the
6974 work-list based algorithm based on vt_find_locations in
6977 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
6979 2011-01-24 Nick Clifton <nickc@redhat.com>
6981 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
6982 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
6983 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
6984 then define __v850e1__.
6985 * doc/invoke.texi: Document -mv850es.
6987 2011-01-24 Richard Henderson <rth@redhat.com>
6989 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
6990 compound unordered comparisons.
6991 * config/rx/rx.c (rx_split_fp_compare): Remove.
6992 * config/rx/rx-protos.h: Update.
6993 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
6994 (cbranchsf4): Don't call rx_split_fp_compare.
6995 (*cbranchsf4): Use rx_split_cbranch.
6996 (*cmpsf): Don't accept "i" constraint.
6997 (*conditional_branch): Only valid after reload.
6998 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
7000 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7003 * config/rs6000/altivec.md (vector constant splitters): Add
7004 support for creating vector single precision constants if -mvsx is
7005 used and we would create the constant using Altivec primitives.
7007 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
7008 Richard Sandiford <rdsandiford@googlemail.com>
7010 PR rtl-optimization/47166
7011 * reload1.c (emit_reload_insns): Disable the spill_reg_store
7012 mechanism for PRE_MODIFY and POST_MODIFY.
7013 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
7016 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
7018 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
7020 2011-01-22 Jan Hubicka <jh@suse.cz>
7023 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
7025 2011-01-22 Jan Hubicka <jh@suse.cz>
7027 PR tree-optimization/43884
7029 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
7030 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
7032 2011-01-22 Anatoly Sokolov <aesok@post.ru>
7034 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
7035 * config/s390/s390.c (s390_register_move_cost,
7036 s390_memory_move_cost): New.
7037 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
7039 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7042 * except.c (sjlj_assign_call_site_values): Move setting the
7043 crtl->uses_eh_lsda flag to ...
7044 (sjlj_mark_call_sites): ... here.
7045 (sjlj_emit_function_enter): Support NULL dispatch label.
7046 (sjlj_build_landing_pads): In a function with no landing pads
7047 that still has must-not-throw regions, generate code to register
7048 a personality function with empty LSDA.
7050 2011-01-21 Richard Henderson <rth@redhat.com>
7052 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
7054 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
7056 * compare-elim.c: New file.
7057 * Makefile.in (OBJS-common): Add it.
7058 (compare-elim.o): New.
7059 * common.opt (fcompare-elim): New.
7060 * opts.c (default_options_table): Add OPT_fcompare_elim.
7061 * tree-pass.h (pass_compare_elim_after_reload): New.
7062 * passes.c (init_optimization_passes): Add it.
7063 * recog.h: Protect against re-inclusion.
7064 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
7065 * doc/invoke.texi (-fcompare-elim): Document it.
7066 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
7067 * doc/tm.texi: Rebuild.
7069 2011-01-22 Nick Clifton <nickc@redhat.com>
7071 * config/rx/rx.md (cstoresf4): Pass comparison operator to
7072 rx_split_fp_compare.
7074 2011-01-22 Nick Clifton <nickc@redhat.com>
7076 * config/rx/rx.md (UNSPEC_CONST): New.
7077 (deallocate_and_return): Wrap the amount popped off the stack in
7078 an UNSPEC_CONST in order to stop it being rejected by
7079 -mmax-constant-size.
7080 (pop_and_return): Add a "(return)" rtx.
7081 (call): Drop the immediate operand.
7082 (call_internal): Likewise.
7083 (call_value): Likewise.
7084 (call_value_internal): Likewise.
7085 (sibcall_internal): Likewise.
7086 (sibcall_value_internal): Likewise.
7087 (sibcall): Likewise. Generate an explicit call using
7089 (sibcall_value): Likewise.
7090 (mov<>): FAIL if a constant operand is not legitimate.
7091 (addsi3_unpsec): New pattern.
7093 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
7094 (ok_for_max_constant): New function.
7095 (gen_safe_add): New function.
7096 (rx_expand_prologue): Use gen_safe_add.
7097 (rx_expand_epilogue): Likewise.
7098 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
7101 2011-01-21 Jeff Law <law@redhat.com>
7103 PR tree-optimization/47053
7104 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
7105 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
7106 statements are deleted.
7107 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
7108 is nonempty, then purge dead edges and cleanup the CFG.
7110 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7114 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7116 * tree-dfa.c (create_var_ann): Mark variable as used.
7118 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7121 * except.c (convert_to_eh_region_ranges): Emit queued no-region
7122 notes from other section in hot/cold partitioning even if
7123 last_action is -3. Increment call_site_base.
7125 PR rtl-optimization/47366
7126 * fwprop.c (forward_propagate_into): Return bool. If
7127 any changes are made, -fnon-call-exceptions is used and
7128 REG_EH_REGION note is present, call purge_dead_edges
7129 and return true if it purged anything.
7130 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
7131 any EH edges were purged.
7133 2011-01-21 Jeff Law <law@redhat.com>
7135 PR rtl-optimization/41619
7136 * caller-save.c (setup_save_areas): Break out code to determine
7137 which hard regs are live across calls by examining the reload chains
7138 so that it is always used.
7139 Eliminate code which checked REG_N_CALLS_CROSSED.
7141 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7143 PR tree-optimization/47355
7144 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
7145 NOP has non-debug uses beyond PHIs in new_bb.
7147 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7150 * cfgexpand.c (account_used_vars_for_block): Only account vars
7151 that are annotated as used.
7152 (estimated_stack_frame_size): Don't set TREE_USED.
7153 * tree-dfa.c (create_var_ann): Mark variable as used.
7155 2011-01-21 Richard Guenther <rguenther@suse.de>
7158 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
7160 2011-01-21 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/47365
7163 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
7164 (vn_reference_lookup_pieces): Adjust.
7165 (vn_reference_lookup): Likewise.
7166 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
7167 (vn_reference_lookup_3): Only look through kills if in
7168 VN_WALKREWRITE mode.
7169 (vn_reference_lookup_pieces): Adjust.
7170 (vn_reference_lookup): Likewise.
7171 (visit_reference_op_load): Likewise.
7172 (visit_reference_op_store): Likewise.
7173 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
7174 (compute_avail): Likewise.
7175 (eliminate): Likewise.
7177 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7179 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
7180 DECL_IGNORED_P non-reg vars if they are used.
7182 PR tree-optimization/47391
7183 * varpool.c (const_value_known_p): Return false if
7186 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
7189 * config/i386/i386.c (ix86_local_alignment): Handle
7190 case for va_list_type_node is nil.
7191 (ix86_canonical_va_list_type): Likewise.
7193 2011-01-21 Alan Modra <amodra@gmail.com>
7195 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
7196 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
7198 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7200 * config/arm/arm.md (define_attr type): Rename f_load
7201 and f_store to f_fpa_load and f_fpa_store. Update.
7202 (write_conflict): Deal with rename fallout.
7203 (*push_fp_multi): Likewise.
7204 * config/arm/fpa.md (f_load): Use f_fpa_load.
7205 (f_store): Use f_fpa_store.
7206 (*movsf_fpa): Likewise.
7207 (*movdf_fpa): Likewise.
7208 (*movxf_fpa): Likewise.
7209 (*thumb2_movsf_fpa): Likewise.
7210 (*thumb2_movdf_fpa): Likewise.
7211 (*thumb2_movxf_fpa): Likewise.
7212 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
7213 f_loadd and f_stored.
7214 (*thumb2_movdi_vfp): Likewise.
7215 (*thumb2_movsf_vfp): Fix attribute to f_loads.
7216 (*thumb2_movsi_vfp): Likewise.
7217 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
7218 Use f_loads instead of f_load.
7219 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
7221 2011-01-20 Anatoly Sokolov <aesok@post.ru>
7223 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
7224 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
7225 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7226 (xtensa_mode_dependent_address_p): New function.
7227 (constantpool_address_p): Make static. Change return type to bool.
7228 Change argument type to const_rtx. Use CONST_INT_P predicate.
7230 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
7233 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
7235 2011-01-20 Jakub Jelinek <jakub@redhat.com>
7238 * cfgexpand.c (expand_debug_expr): Instead of generating
7239 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
7242 2011-01-20 Richard Guenther <rguenther@suse.de>
7245 * tree-inline.c (remap_gimple_op_r): Recurse manually for
7246 the pointer operand of MEM_REFs.
7248 2011-01-20 Jakub Jelinek <jakub@redhat.com>
7250 PR tree-optimization/46130
7251 * ipa-split.c (consider_split): If return_bb contains non-virtual
7252 PHIs other than for retval or if split_function would not adjust it,
7255 2011-01-20 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/47167
7258 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7259 Revert previous change, only avoid enumeral type changes.
7261 2011-01-19 Mike Stump <mikestump@comcast.net>
7263 * doc/tm.texi.in (BRANCH_COST): Englishify.
7264 * doc/tm.texi (BRANCH_COST): Likewise.
7266 2011-01-19 Dodji Seketeli <dodji@redhat.com>
7269 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
7270 (gen_scheduled_generic_parms_dies): New functions.
7271 (gen_struct_or_union_type_die): Schedule template parameters DIEs
7272 generation for the end of CU compilation.
7273 (dwarf2out_finish): Generate template parameters DIEs here.
7275 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7278 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
7279 debug bind stmt on merge edges.
7281 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7285 * function.c (instantiate_expr): Instantiate incoming rtl of
7286 implicit arguments, and recurse on VALUE_EXPRs.
7287 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
7288 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
7290 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7292 * c-parser.c (c_parser_for_statement): Initialize
7293 collection_expression.
7295 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7297 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
7299 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7301 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
7302 (LINK_SHLIB_SPEC): Don't use %(link_path).
7303 (SUBTARGET_EXTRA_SPECS): Remove link_path.
7305 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7307 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
7308 (NO_SHARED_LIB_SUPPORT): Remove.
7309 (LINK_SHLIB_SPEC): Remove one conditional definition.
7311 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7313 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
7315 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
7316 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
7317 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
7318 %{call_shared} and conditionals on these options not being passed.
7319 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
7322 2011-01-19 Jakub Jelinek <jakub@redhat.com>
7324 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
7327 * ipa-split.c: Spelling fixes.
7329 2011-01-19 Richard Henderson <rth@redhat.com>
7331 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
7332 (*mulsi3): Likewise.
7334 * longlong.h [__mn10300__] (count_leading_zeros): New.
7335 [__mn10300__] (umul_ppmm, smul_ppmm): New.
7336 [__mn10300__] (add_ssaaaa, subddmmss): New.
7337 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
7338 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
7340 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7342 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
7344 2011-01-19 Richard Henderson <rth@redhat.com>
7346 * config/mn10300/mn10300.md (addsi3_flags): New.
7347 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
7348 (subsi3_flags, subc_internal, subdi3): New.
7349 (subdi3_internal, *subdi3_degenerate): New.
7350 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
7352 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
7353 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
7354 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
7355 * config/mn10300/mn10300-protos.h: Update.
7356 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
7357 (return_ret): Likewise. Rename from return_internal_regs.
7358 (return_internal): Remove.
7360 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
7361 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
7362 (mn10300_legitimate_constant_p): Likewise.
7363 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
7364 (mn10300_frame_size): New.
7365 (mn10300_expand_prologue): Use it.
7366 (mn10300_expand_epilogue): Likewise.
7367 (mn10300_initial_offset): Likewise.
7368 * config/mn10300/mn10300-protos.h: Update.
7369 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
7370 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
7371 (prologue, epilogue, return_internal): Tidy output code.
7372 (mn10300_store_multiple_operation, return): Likewise.
7373 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
7374 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
7375 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
7376 (load_pic, am33_load_pic): New.
7377 (mn10300_load_pic0, mn10300_load_pic1): New.
7379 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
7380 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
7381 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
7382 (cc_flags_for_mode, cc_flags_for_code): New.
7383 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
7384 overflow flag is not valid. Validate that the flags we need
7385 for the comparison are valid.
7386 (mn10300_output_cmp): Remove.
7387 (mn10300_output_add): New.
7388 (mn10300_select_cc_mode): Use cc_flags_for_code.
7389 (mn10300_split_cbranch): New.
7390 (mn10300_match_ccmode): New.
7391 (mn10300_split_and_operand_count): New.
7392 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
7394 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
7395 (addsi3): ... here. Use mn10300_output_add.
7396 (*addsi3_flags): New.
7397 (*am33_subsi3, *mn10300_subsi3): Merge...
7398 (subsi3): ... here. Use attribute isa.
7399 (*subsi3_flags): New.
7400 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
7402 (*am33_andsi3, *mn10300_andsi3): Merge...
7404 (*andsi3_flags): New.
7405 (andsi3 splitters): New.
7406 (*am33_iorsi3, *mn10300_iorsi3): Merge...
7408 (*iorsi3_flags): New.
7409 (*am33_xorsi3, *mn10300_xorsi3): Merge...
7411 (*xorsi3_flags): New.
7412 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
7413 (one_cmplsi2): ... here.
7414 (*one_cmplsi2_flags): New.
7415 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
7416 instead of "dax" in constraints. Use mn10300_split_cbranch.
7417 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
7418 use matching constraints to eliminate a self-comparison.
7419 (*integer_conditional_branch): Rename from integer_conditional_branch.
7420 Use int_mode_flags to match CC_REG.
7421 (*cbranchsi4_btst, *btstsi): New.
7422 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
7423 mn10300_split_cbranch.
7424 (*am33_cmpsf): Rename from am33_cmpsf.
7425 (*float_conditional_branch): Rename from float_conditional_branch.
7426 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
7427 (zero_extendqisi2): ... here.
7428 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
7429 (zero_extendhisi2): ... here.
7430 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
7431 (extendqisi2): ... here.
7432 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
7433 (extendhisi2): ... here.
7434 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
7435 (ashlsi3): ... here.
7436 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
7437 (lshrsi3): ... here.
7438 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
7439 (ashrsi3): ... here.
7440 (consecutive add peephole): Remove.
7441 * config/mn10300/predicates.md (label_ref_operand): New.
7442 (int_mode_flags): New.
7443 (CCZN_comparison_operator): New.
7445 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
7446 (throughput_42_latency_43): New reservation.
7447 (mulsidi3, umulsidi3): New expanders.
7448 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
7449 the MDR register to allocation; separately allocate the low and
7450 high parts of the DImode result.
7451 (umulsidi3_internal): Similarly.
7452 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
7453 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
7454 (udivsi3, umodsi3): Remove.
7455 (udivmodsi4, divmodsi4): New expanders.
7456 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
7457 (*divmodsi4): Simiarly.
7458 (ext_internal): New.
7460 * config/mn10300/constraints.md ("z"): New constraint.
7461 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
7462 (FIXED_REGISTERS): Don't fix MDR.
7463 (CALL_USED_REGSITERS): Reformat nicely.
7464 (REG_ALLOC_ORDER): Add MDR.
7465 (enum regclass): Add MDR_REGS.
7466 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
7467 (IRA_COVER_CLASSES): Add MDR_REGS.
7468 (REGNO_REG_CLASS): Handle MDR_REG.
7469 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
7470 (mn10300_register_move_cost): Likewise.
7471 * config/mn10300/mn10300.md (MDR_REG): New.
7472 (*movsi_internal): Handle moves to/from MDR_REGS.
7474 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
7476 (mn10300_secondary_reload): Tidy combination reload classes.
7477 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
7478 addresses for AM33. Allow symbolic offsets for reg+imm.
7479 (mn10300_regno_in_class_p): New.
7480 (mn10300_legitimize_reload_address): New.
7481 * config/mn10300/mn10300.h (enum reg_class): Remove
7482 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
7483 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
7485 (REG_CLASS_NAMES): Update to match.
7486 (REG_CLASS_CONTENTS): Likewise.
7487 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
7488 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
7489 (REGNO_IN_RANGE_P): Remove.
7490 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
7491 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
7492 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
7493 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
7494 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
7495 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
7496 (REGNO_GENERAL_P): New.
7497 (HAVE_POST_MODIFY_DISP): New.
7498 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
7499 (LEGITIMIZE_RELOAD_ADDRESS): New.
7500 * config/mn10300/mn10300-protos.h: Update.
7502 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
7503 DATA_REGS for AM33 stack-pointer destination.
7504 (mn10300_preferred_output_reload_class): Likewise.
7505 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
7506 into a form appropriate for ...
7507 (TARGET_SECONDARY_RELOAD): New.
7508 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
7509 * config/mn10300/mn10300-protos.h: Update.
7510 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
7511 reload_insi; use the "A" constraint for the scratch; handle AM33
7512 moves of sp to non-address registers.
7514 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
7515 (*movqi_internal): ... here.
7516 (*am33_movhi, *mn10300_movhi): Merge into...
7517 (*movhi_internal): ... here.
7518 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
7519 as the source/destination of moves from/to SP.
7520 (movsf): Only allow for AM33-2.
7521 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
7522 any integer constant constraint. Only allow for AM33-2. Tidy
7523 all of the alternative outputs.
7524 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
7525 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
7527 (udivsi3, umodsi3): New patterns for MN103 only.
7529 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
7531 * doc/tm.texi.in: Spell out that a lack of register class unions
7533 * doc/tm.texi: Regenerate.
7535 2011-01-19 Jakub Jelinek <jakub@redhat.com>
7537 PR rtl-optimization/47337
7538 * dce.c (check_argument_store): New function.
7539 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
7541 PR tree-optimization/47290
7542 * tree-eh.c (infinite_empty_loop_p): New function.
7543 (cleanup_empty_eh): Use it.
7545 2011-01-18 Steve Ellcey <sje@cup.hp.com>
7548 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
7549 (a64_expand_widen_sum): Ditto.
7550 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
7551 (vec_extract_evenodd_help): Ditto.
7552 (vec_extract_evenv4hi): Ditto.
7553 (vec_extract_oddv4hi): Ditto.
7554 (vec_extract_evenv2si): Ditto.
7555 (vec_extract_oddv2si): Ditto.
7556 (vec_extract_evenv2sf): Ditto.
7557 (vec_extract_oddv2sf): Ditto.
7558 (vec_pack_trunc_v4hi: Ditto.
7559 (vec_pack_trunc_v2si): Ditto.
7560 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
7561 (vec_interleave_highv8qi): Ditto.
7563 (vec_extract_oddv8qi): Ditto.
7564 (vec_interleave_lowv4hi): Ditto.
7565 (vec_interleave_highv4hi): Ditto.
7566 (vec_interleave_lowv2si): Ditto.
7567 (vec_interleave_highv2si): Ditto.
7569 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7571 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
7572 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
7573 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
7574 (pa_c_mode_for_suffix): New.
7575 (TARGET_EXPAND_BUILTIN): Define.
7576 (TARGET_C_MODE_FOR_SUFFIX): Define.
7577 (pa_builtins): Define.
7578 (pa_init_builtins): Register __float128 type and init new support
7580 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
7581 * config/pa/quadlib.c (_U_Qfcopysign): New.
7583 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
7586 * explow.c (allocate_dynamic_stack_space): Do not assume more than
7587 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
7590 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7592 PR tree-optimization/47179
7593 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
7594 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
7596 2011-01-18 Richard Guenther <rguenther@suse.de>
7598 PR rtl-optimization/47216
7599 * emit-rtl.c: Include tree-flow.h.
7600 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
7601 of replicating it with different semantics.
7602 * Makefile.in (emit-rtl.o): Adjust.
7604 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7606 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
7607 (cortex_a9_dp): Handle neon types correctly.
7609 2011-01-18 Jakub Jelinek <jakub@redhat.com>
7611 PR rtl-optimization/47299
7612 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
7613 subtarget. Use normal multiplication if both operands are constants.
7614 * expmed.c (expand_widening_mult): Don't try to optimize constant
7615 multiplication if op0 has VOIDmode. Convert op1 constant to mode
7618 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7620 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
7621 spacing after 'e.g.', typos, comma, hyphenation.
7623 2011-01-17 Richard Henderson <rth@redhat.com>
7625 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
7626 (rx_restricted_mem_operand): New.
7627 (rx_shift_operand): Use register_operand.
7628 (rx_source_operand, rx_compare_operand): Likewise.
7629 * config/rx/rx.md (addsi3_flags): New expander.
7630 (adddi3): Rewrite as expander.
7631 (adc_internal, *adc_flags, adddi3_internal): New patterns.
7632 (subsi3_flags): New expander.
7633 (subdi3): Rewrite as expander.
7634 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
7636 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
7637 (rx_init_builtins): Remove sat builtin.
7638 (rx_expand_builtin): Likewise.
7639 * config/rx/rx.md (ssaddsi3): New.
7640 (*sat): Rename from sat. Represent the CC_REG input.
7642 * config/rx/predicates.md (rshift_operator): New.
7643 * config/rx/rx.c (rx_expand_insv): Remove.
7644 * config/rx/rx-protos.h: Update.
7645 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
7646 operand to the canonical position.
7647 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
7648 (*bitclr, *bitclr_in_memory): Similarly.
7649 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
7650 (insv): Retain the zero_extract in the expansion.
7652 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
7653 (bswaphi2, bitinvert, revw): Likewise.
7655 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
7656 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
7657 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
7658 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
7659 (bitset, bitset_in_memory): Likewise.
7660 (bitinvert, bitinvert_in_memory): Likewise.
7661 (bitclr, bitclr_in_memory): Likewise.
7662 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
7663 (rx_strend, rx_cmpstrn): Likewise.
7664 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
7665 (bitop peep2 patterns): Remove.
7667 * config/rx/rx.c (rx_match_ccmode): New.
7668 * config/rx/rx-protos.h: Update.
7669 * config/rx/rx.md (abssi2): Clobber, don't set flags.
7670 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
7671 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
7672 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
7673 (fix_truncsfsi2, floatsisf2): Likewise.
7674 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
7675 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
7676 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
7677 (*subsi3_flags, *xorsi3_flags): New.
7679 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
7681 * config/rx/rx.c (rx_print_operand): Remove workaround for
7682 unsplit comparison operations.
7684 * config/rx/rx.md (movsicc): Split after reload.
7685 (*movsicc): Merge *movsieq and *movsine via match_operator.
7686 (*stcc): New pattern.
7688 * config/rx/rx.c (rx_float_compare_mode): Remove.
7689 * config/rx/rx.h (rx_float_compare_mode): Remove.
7690 * config/rx/rx.md (cstoresi4): Split after reload.
7691 (*sccc): New pattern.
7693 * config/rx/predicates.md (label_ref_operand): New.
7694 (rx_z_comparison_operator): New.
7695 (rx_zs_comparison_operator): New.
7696 (rx_fp_comparison_operator): New.
7697 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
7698 Validate that the flags are set properly for the comparison.
7699 (rx_gen_cond_branch_template): Remove.
7700 (rx_cc_modes_compatible): Remove.
7701 (mode_from_flags): New.
7702 (flags_from_code): Rename from flags_needed_for_conditional.
7703 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
7704 (rx_select_cc_mode): Likewise.
7705 (rx_split_fp_compare): New.
7706 (rx_split_cbranch): New.
7707 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
7708 (*cbranchsi4): Use match_operator and rx_split_cbranch.
7709 (*cbranchsf4): Similarly.
7710 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
7711 match_operator and rx_split_cbranch.
7712 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
7713 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
7714 (*cmpsi): Rename from cmpsi.
7715 (*tstsi): Rename from tstsi.
7716 (*cmpsf): Rename from cmpsf; use CC_Fmode.
7717 (*conditional_branch): Rename from conditional_branch.
7718 (*reveresed_conditional_branch): Remove.
7719 (b<code>): Remove expander.
7720 * config/rx/rx-protos.h: Update.
7722 * config/rx/rx.c (rx_compare_redundant): Remove.
7723 * config/rx/rx.md (cmpsi): Don't use it.
7724 * config/rx/rx-protos.h: Update.
7726 * config/rx/rx-modes.def (CC_F): New mode.
7727 * config/rx/rx.c (rx_select_cc_mode): New.
7728 * config/rx/rx.h (SELECT_CC_MODE): Use it.
7729 * config/rx/rx-protos.h: Update.
7731 2011-01-17 Richard Henderson <rth@redhat.com>
7733 * except.c (dump_eh_tree): Fix stray ; after for statement.
7735 2011-01-17 Richard Guenther <rguenther@suse.de>
7737 PR tree-optimization/47313
7738 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
7739 handling before copying the body. Properly deal with
7740 by-reference result in SSA form.
7742 2011-01-17 Ian Lance Taylor <iant@google.com>
7745 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
7746 (struct_value_alias_set): Don't define.
7747 (sparc_option_override): Don't set sparc_sr_alias_set and
7748 struct_value_alias_set.
7749 (save_or_restore_regs): Use gen_frame_mem rather than calling
7751 (sparc_struct_value_rtx): Likewise.
7753 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
7758 (_mm_maskstore_pd): Likewise.
7759 (_mm_maskload_ps): Likewise.
7760 (_mm_maskstore_ps): Likewise.
7761 (_mm256_maskload_pd): Change mask to __m256i.
7762 (_mm256_maskstore_pd): Likewise.
7763 (_mm256_maskload_ps): Likewise.
7764 (_mm256_maskstore_ps): Likewise.
7766 * config/i386/i386-builtin-types.def: Updated.
7767 (ix86_expand_special_args_builtin): Likewise.
7769 * config/i386/i386.c (bdesc_special_args): Update
7770 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
7771 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
7772 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
7773 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
7775 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
7776 Use <avxpermvecmode> on mask register.
7777 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
7779 2011-01-17 Olivier Hainque <hainque@adacore.com>
7780 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7781 Eric Botcazou <ebotcazou@adacore.com>
7784 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
7785 if <= USHRT_MAX in 32-bit mode.
7787 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7789 * doc/install.texi (Configuration, Specific): Wrap long
7790 lines in examples. Allow line wrapping in long options
7791 and URLs where beneficial for PDF output.
7793 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
7795 * config/mips/mips.c (mips_classify_symbol): Don't return
7796 SYMBOL_PC_RELATIVE for nonlocal labels.
7798 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
7800 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
7802 2011-01-15 Jan Hubicka <jh@suse.cz>
7804 PR tree-optimization/47276
7805 * ipa.c (function_and_variable_visibility): Do not try to mark alias
7806 declarations as needed.
7808 2011-01-15 Martin Jambor <mjambor@suse.cz>
7810 * common.opt (fdevirtualize): New flag.
7811 * doc/invoke.texi (Option Summary): Document it.
7812 * opts.c (default_options_table): Add devirtualize flag.
7813 * ipa-prop.c (detect_type_change): Return immediately if
7814 devirtualize flag is not set.
7815 (detect_type_change_ssa): Likewise.
7816 (compute_known_type_jump_func): Likewise.
7817 (ipa_analyze_virtual_call_uses): Likewise.
7819 2011-01-14 Martin Jambor <mjambor@suse.cz>
7821 PR tree-optimization/45934
7822 PR tree-optimization/46302
7823 * ipa-prop.c (type_change_info): New type.
7824 (stmt_may_be_vtbl_ptr_store): New function.
7825 (check_stmt_for_type_change): Likewise.
7826 (detect_type_change): Likewise.
7827 (detect_type_change_ssa): Likewise.
7828 (compute_complex_assign_jump_func): Check for dynamic type change.
7829 (compute_complex_ancestor_jump_func): Likewise.
7830 (compute_known_type_jump_func): Likewise.
7831 (compute_scalar_jump_functions): Likewise.
7832 (ipa_analyze_virtual_call_uses): Likewise.
7833 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
7835 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7837 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
7838 * config/i386/i386.opt (msse5): New Alias.
7840 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7842 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
7843 * config/sparc/linux64.h (CC1_SPEC): Likewise.
7844 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
7845 * config/sparc/sparc.h (CC1_SPEC): Likewise.
7847 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7849 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
7851 * config/sparc/linux64.h (CC1_SPEC): Likewise.
7852 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
7853 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
7854 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
7856 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
7858 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7860 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
7862 2011-01-14 Mike Stump <mikestump@comcast.net>
7864 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
7865 * config/fr30/fr30.md: Likweise
7866 (movsi_push): Likewise.
7867 (movsi_pop): Likewise.
7868 (enter_func): Likewise.
7869 * config/moxie/moxie.md (movsi_push): Likewise.
7870 (movsi_pop): Likewise.
7872 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7874 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
7875 %{no_archive} %{exact_version}.
7876 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
7877 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
7878 %{no_archive} %{exact_version}.
7879 * config/mips/openbsd.h (LINK_SPEC): Likewise.
7880 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
7881 * config/mips/vxworks.h: Likewise.
7883 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7885 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
7887 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7889 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
7890 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
7892 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7894 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
7897 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7899 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
7901 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
7902 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
7904 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
7905 Don't handle -shlib.
7907 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7909 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
7910 (CC1_SPEC): Don't handle -profile.
7912 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7914 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
7915 * config/mips/mips.h (CC1_SPEC): Likewise.
7917 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7919 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
7920 * config/mips/mips.h (CC1_SPEC): Likewise.
7922 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7924 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
7925 * config/m32r/linux.h (LINK_SPEC): Likewise.
7926 * config/mips/linux.h (LINK_SPEC): Likewise.
7927 * config/mips/linux64.h (LINK_SPEC): Likewise.
7928 * config/sparc/linux.h (LINK_SPEC): Likewise.
7929 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7930 LINK_SPEC): Likewise.
7931 * config/xtensa/linux.h (LINK_SPEC): Likewise.
7933 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7935 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
7937 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
7939 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7941 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
7942 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
7944 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7946 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
7948 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7950 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
7951 supports -Bstatic/-Bdynamic.
7952 * configure: Regenerate.
7954 2011-01-14 Jan Hubicka <jh@suse.cz>
7955 Jack Howarth <howarth@bromo.med.uc.edu>
7958 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
7959 when checking debug_info_level. Test write_symbols instead of
7960 debug_hooks->var_location when setting flag_var_tracking_uninit.
7962 2011-01-14 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/47179
7965 * target.def (ref_may_alias_errno): New target hook.
7966 * targhooks.h (default_ref_may_alias_errno): Declare.
7967 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
7968 (default_ref_may_alias_errno): New function.
7969 * target.h (struct ao_ref_s): Declare.
7970 * tree-ssa-alias.c: Include target.h.
7971 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
7972 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
7973 (targhooks.o): Likewise.
7974 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
7975 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
7977 2011-01-14 Richard Guenther <rguenther@suse.de>
7979 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
7981 2011-01-14 Richard Guenther <rguenther@suse.de>
7983 PR tree-optimization/47280
7984 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
7986 (tree_ssa_forward_propagate_single_use_vars): Deal with
7987 CFG changes from associate_plusminus.
7989 2011-01-14 Richard Guenther <rguenther@suse.de>
7993 2011-01-11 Richard Guenther <rguenther@suse.de>
7995 PR tree-optimization/46076
7996 * tree-ssa.c (useless_type_conversion_p): Conversions from
7997 unprototyped to empty argument list function types are useless.
7999 2011-01-14 Richard Guenther <rguenther@suse.de>
8001 PR tree-optimization/47286
8002 * tree-ssa-structalias.c (new_var_info): Register variables are global.
8004 2011-01-14 Martin Jambor <mjambor@suse.cz>
8007 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
8009 2011-01-13 Anatoly Sokolov <aesok@post.ru>
8011 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
8012 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
8013 * config/xtensa/xtensa.c (xtensa_libcall_value,
8014 xtensa_function_value_regno_p): New functions.
8015 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
8017 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
8020 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
8022 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
8023 New function prototype.
8024 * config/i386/winnt.c (i386_pe_assemble_visibility):
8025 Warn only if attribute was specified by user.
8027 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8030 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
8032 (floatunsdidf2_fcfidu): Ditto.
8034 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8036 * config/s390/s390.c (print_operand_address): Replace 'error' with
8037 'output_operand_lossage'.
8038 (print_operand): Likewise.
8040 2011-01-13 Jeff Law <law@redhat.com>
8042 PR rtl-optimization/39077
8043 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
8044 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
8045 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
8046 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
8047 * gcse.c (prune_insertions_deletions): New function.
8048 (compute_pre_data): Use it.
8050 2011-01-13 Dodji Seketeli <dodji@redhat.com>
8053 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
8055 (prune_unused_types_mark): Use it.
8057 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
8059 PR rtl-optimization/45352
8060 * sel-sched.c: Update copyright years.
8061 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
8062 in the advancing loop when we have issued issue_rate insns.
8064 2011-01-12 Richard Henderson <rth@redhat.com>
8066 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
8067 (TARGET_MD_ASM_CLOBBERS): New.
8069 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
8070 (TARGET_DELEGITIMIZE_ADDRESS): New.
8072 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
8073 (clzsi2, *bsch): New patterns.
8075 * config/mn10300/mn10300.md (INT): New mode iterator.
8076 (*mov<INT>_clr): New pattern, and peep2 to generate it.
8078 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
8079 flag_split_wide_types.
8081 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
8082 (mn10300_trampoline_init): Rewrite without a template, an immediate
8083 load and a direct branch.
8084 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
8086 2011-01-12 Anatoly Sokolov <aesok@post.ru>
8088 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
8089 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
8090 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
8091 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
8093 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
8096 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
8099 2011-01-12 Jan Hubicka <jh@suse.cz>
8102 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
8103 (PLUGIN_COND_CLOSE): New macro.
8104 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
8106 2011-01-12 Richard Guenther <rguenther@suse.de>
8109 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
8110 register variables in a MEM_REF.
8112 2011-01-12 Joseph Myers <joseph@codesourcery.com>
8114 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
8115 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
8116 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
8117 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
8118 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
8119 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
8120 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
8121 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
8122 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
8123 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
8124 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
8125 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
8126 * config/gnu-user.h: New. Copied from linux.h.
8127 (LINUX_TARGET_STARTFILE_SPEC): Rename to
8128 GNU_USER_TARGET_STARTFILE_SPEC.
8129 (LINUX_TARGET_ENDFILE_SPEC): Rename to
8130 GNU_USER_TARGET_ENDFILE_SPEC.
8131 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
8132 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
8133 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
8134 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
8135 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
8136 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
8137 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
8138 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
8139 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
8140 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
8141 * config/arm/linux-eabi.h (CC1_SPEC): Use
8142 GNU_USER_TARGET_CC1_SPEC.
8143 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
8144 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
8145 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
8146 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
8147 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
8148 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
8149 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
8150 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
8152 2011-01-12 Richard Guenther <rguenther@suse.de>
8155 * doc/invoke.texi (ffast-math): Document it is turned on
8158 2011-01-12 Jan Hubicka <jh@suse.cz>
8160 PR tree-optimization/47233
8161 * opts.c (common_handle_option): Disable ipa-reference with profile
8164 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
8166 * c-parser.c (c_parser_objc_at_property_declaration): Improved
8169 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
8171 * c-parser.c (c_lex_one_token): Updated and reindented some
8172 comments. No changes in code.
8174 2011-01-11 Ian Lance Taylor <iant@google.com>
8176 * godump.c (go_output_var): Don't output the variable if there is
8177 already a type with the same name.
8179 2011-01-11 Ian Lance Taylor <iant@google.com>
8181 * godump.c (go_format_type): Don't generate float80.
8183 2011-01-11 Richard Henderson <rth@redhat.com>
8185 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
8186 declaration. Rewrite for both speed and size.
8187 (mn10300_address_cost_1): Remove.
8188 (mn10300_register_move_cost): New.
8189 (mn10300_memory_move_cost): New.
8190 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
8191 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
8192 extensions, shifts, BSWAP, CLZ.
8193 (mn10300_wide_const_load_uses_clr): Remove.
8194 (TARGET_REGISTER_MOVE_COST): New.
8195 (TARGET_MEMORY_MOVE_COST): New.
8196 * config/mn10300/mn10300-protos.h: Update.
8197 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
8199 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
8200 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
8201 * config/mn10300/mn10300-protos.h: Update.
8202 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
8203 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
8204 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
8205 (*test_int_bitfield, *test_byte_bitfield): Remove.
8206 (*bit_test, *subreg_bit_test): Remove.
8207 * config/mn10300/predicates.md (const_8bit_operand): Remove.
8209 * config/mn10300/constraints.md ("c"): Rename from "A".
8210 ("A", "D"): New constraint letters.
8211 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
8212 (fmssf4, fnmasf4, fnmssf4): Likewise.
8214 * config/mn10300/mn10300.md (isa): New attribute.
8215 (enabled): New attribute.
8217 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
8218 (abssf2, negsf2): Define only for hardware fp.
8219 (sqrtsf2): Reformat.
8220 (addsf3, subsf3, mulsf3): Merge expander and insn.
8222 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
8223 (DEBUGGER_AUTO_OFFSET): Remove.
8224 (DEBUGGER_ARG_OFFSET): Remove.
8226 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
8227 Emit register stores with the same offsets as the hardware.
8228 (mn10300_store_multiple_operation): Don't check that the register
8229 save offsets are monotonic.
8230 * config/mn10300/mn10300-protos.h: Update.
8232 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
8234 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
8235 in terms of the value on the stack, not the MDR register.
8237 2011-01-11 Jan Hubicka <jh@suse.cz>
8241 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
8242 (symbol_alias_set_destroy, symbol_alias_set_contains,
8243 propagate_aliases_backward): Declare.
8244 * lto-streamer-out.c (struct sets): New sturcture.
8245 (trivally_defined_alias): New function.
8246 (output_alias_pair_p): Rewrite.
8247 (output_unreferenced_globals): Fix output of alias pairs.
8248 (produce_symtab): Likewise.
8249 * ipa.c (function_and_variable_visibility): Set weak alias destination
8251 * varasm.c (symbol_alias_set_t): Remove.
8252 (symbol_alias_set_destroy): Export.
8253 (propagate_aliases_forward, propagate_aliases_backward): New functions
8255 (compute_visible_aliases): ... this one; remove.
8256 (trivially_visible_alias): New
8257 (trivially_defined_alias): New.
8258 (remove_unreachable_alias_pairs): Rewrite.
8259 (finish_aliases_1): Reorganize code checking if alias is defined.
8260 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
8263 2011-01-11 Richard Guenther <rguenther@suse.de>
8265 PR tree-optimization/46076
8266 * tree-ssa.c (useless_type_conversion_p): Conversions from
8267 unprototyped to empty argument list function types are useless.
8269 2011-01-11 Richard Guenther <rguenther@suse.de>
8272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
8273 volatile MEMs as MEM_READONLY_P.
8275 2011-01-11 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/47239
8278 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
8280 2011-01-11 Jeff Law <law@redhat.com>
8282 PR tree-optimization/47086
8283 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
8284 IVs from statements that might throw.
8286 2011-01-10 Jan Hubicka <jh@suse.cz>
8289 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
8291 2011-01-10 Jan Hubicka <jh@suse.cz>
8294 * profile.c (read_profile_edge_counts): Ignore profile inconistency
8295 when correcting profile.
8297 2011-01-10 Jan Hubicka <jh@suse.cz>
8300 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
8302 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
8303 Restore DECL_FINI_PRIORITY.
8305 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8307 * doc/gimple.texi: Fix quoting of multi-word return values in
8308 @deftypefn statements. Ensure presence of return value. Wrap
8309 overlong @deftypefn lines.
8310 (is_gimple_operand, is_gimple_min_invariant_address): Remove
8311 descriptions of removed functions.
8312 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
8313 of multi-word return value in @deftypefn statement.
8315 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8317 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
8318 (Conditional Expressions, Logical Operators)
8319 (Statement and operand traversals): Do not indent smallexample
8320 code. Fix duplicate function argument in example.
8322 2011-01-10 Jeff Law <law@redhat.com>
8324 PR tree-optimization/47141
8325 * ipa-split.c (split_function): Handle case where we are
8326 returning a value and the return block has a virtual operand phi.
8328 2011-01-10 Jan Hubicka <jh@suse.cz>
8330 PR tree-optimization/47234
8331 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
8332 (pass_feedback_split_functions): Declare.
8333 * passes.c (init_optimization_passes): Add ipa-split as subpass of
8335 * ipa-split.c (gate_split_functions): Update comments; disable
8336 split-functions for profile_arc_flag and branch_probabilities.
8337 (gate_feedback_split_functions): New function.
8338 (execute_feedback_split_functions): New function.
8339 (pass_feedback_split_functions): New global var.
8341 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
8344 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
8345 calling gimple_call_set_cannot_inline.
8347 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
8349 * config/darwin-sections.def: Remove unused section.
8351 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
8354 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
8356 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
8359 * c-parser.c (c_parser_declaration_or_fndef): Improved
8362 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
8364 * config/i386/winnt.c (i386_pe_start_function): Make sure
8365 to switch back to function's section.
8367 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
8371 * plugin.c: Move include of dlfcn.h from here...
8372 * system.h: ... to here.
8374 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8376 * doc/cpp.texi (C++ Named Operators): Fix markup for header
8378 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
8379 two extra empty pages in PDF output.
8381 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
8384 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
8385 for error recovery purposes behave as if it was not specified so
8386 that the default type is usd.
8388 2011-01-07 Jan Hubicka <jh@suse.cz>
8390 PR tree-optmization/46469
8391 * ipa.c (function_and_variable_visibility): Clear needed flags on
8392 nodes with external decls; handle weakrefs merging correctly.
8394 2011-01-07 Joseph Myers <joseph@codesourcery.com>
8396 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
8399 2011-01-07 Jan Hubicka <jh@suse.cz>
8401 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
8402 and no longer claim that gold is required for linker plugin.
8403 * configure: Regenerate.
8404 * gcc.c (PLUGIN_COND): New macro.
8405 (LINK_COMMAND_SPEC): Use it.
8406 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
8407 * config.in (HAVE_LTO_PLUGIN): New.
8408 * configure.ac (--with-lto-plugin): New parameter; autodetect
8411 2011-01-07 Jan Hubicka <jh@suse.cz>
8413 PR tree-optimization/46367
8414 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
8415 when we can update original.
8416 (cgraph_mark_inline_edge): Sanity check.
8417 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
8419 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8421 * config/spu/spu.h (ASM_COMMENT_START): Define.
8423 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
8427 (SWITCH_KEEP_FOR_GCC): Likewise.
8428 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
8429 (do_spec_1): Handle "%>".
8431 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
8433 2011-01-07 Jakub Jelinek <jakub@redhat.com>
8436 * config/i386/i386.c (ix86_delegitimize_address): If
8437 simplify_gen_subreg fails, return orig_x.
8440 * value-prof.c (gimple_stringop_fixed_value): Handle
8441 lhs of the call properly.
8443 2011-01-07 Jan Hubicka <jh@suse.cz>
8446 * lto-opt.c (lto_reissue_options): Set flag_shlib.
8448 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
8450 * target.def (function_switched_text_sections): New hook.
8451 * doc/tm.texi: Regenerated.
8452 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
8453 * final.c (default_function_switched_text_sections): New.
8454 (final_scan_insn): Call function_switched_text_sections when a
8455 mid-function section change occurs.
8456 * output.h (default_function_switched_text_sections): Declare.
8457 * config/darwin-protos.h (darwin_function_switched_text_sections):
8459 * config/darwin.c (darwin_function_switched_text_sections): New.
8460 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
8462 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
8464 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
8465 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
8466 the secondary code fragment when outputting for DWARF == 2.
8468 2011-01-07 Anatoly Sokolov <aesok@post.ru>
8470 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
8471 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
8473 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
8474 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
8476 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
8479 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
8480 when it is not empty.
8482 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
8485 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
8486 (case ${target}): Add btver1.
8487 * config/i386/driver-i386.c (host_detect_local_cpu): Let
8488 -march=native recognize btver1 processors.
8489 * config/i386/i386-c.c (ix86_target_macros_internal): Add
8490 btver1 def_and_undef
8491 * config/i386/i386.c (struct processor_costs btver1_cost): New
8493 (m_BTVER1): New definition.
8494 (m_AMD_MULTIPLE): Includes m_BTVER1.
8495 (initial_ix86_tune_features): Add btver1 tune.
8496 (processor_target_table): Add btver1 entry.
8497 (static const char *const cpu_names): Add btver1 entry.
8498 (software_prefetching_beneficial_p): Add btver1.
8499 (ix86_option_override_internal): Add btver1 instruction sets.
8500 (ix86_issue_rate): Add btver1.
8501 (ix86_adjust_cost): Add btver1.
8502 * config/i386/i386.h (TARGET_BTVER1): New definition.
8503 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
8504 (enum processor_type): Add PROCESSOR_BTVER1.
8505 * config/i386/i386.md (define_attr "cpu"): Add btver1.
8507 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8510 * config/i386/i386.c (legitimize_tls_address)
8511 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
8512 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
8513 (tls_initial_exec_64_sun): New pattern.
8515 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8517 * doc/invoke.texi (Overall Options): Improve wording and markup
8518 of the description of -wrapper.
8520 2011-01-06 Joseph Myers <joseph@codesourcery.com>
8522 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
8523 rdynamic, threads): New Driver options.
8525 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8528 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
8529 if coming from .tdata.
8530 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8532 2011-01-06 Jan Hubicka <jh@suse.cz>
8535 * collect2.c (main): Do not enable LTOmode when plugin is active.
8537 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8540 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
8541 --version output if supported.
8542 * configure: Regenerate.
8544 2011-01-06 Joseph Myers <joseph@codesourcery.com>
8546 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
8549 2011-01-06 Jakub Jelinek <jakub@redhat.com>
8552 * c-convert.c (convert): When converting a complex expression
8553 other than COMPLEX_EXPR to a different complex type, ensure
8554 c_save_expr is called instead of save_expr, unless in_late_binary_op.
8555 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
8556 when converting COMPLEX_TYPE.
8558 2011-01-06 Ira Rosen <irar@il.ibm.com>
8560 PR tree-optimization/47139
8561 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
8562 only the last reduction value is used outside the loop. Update
8565 2011-01-05 Joseph Myers <joseph@codesourcery.com>
8567 * config/rtems.opt: New.
8568 * config.gcc (*-*-rtems*): Use rtems.opt.
8570 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
8572 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
8573 processors do not support 3DNow instructions.
8575 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8577 * config/spu/spu.c (spu_option_override): Set parameter
8578 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
8580 2011-01-05 Jan Hubicka <jh@suse.cz>
8582 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
8583 at the command line.
8585 2011-01-05 Martin Jambor <mjambor@suse.cz>
8588 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
8589 deltas on streamed outgoing edges.
8590 (output_node_opt_summary): Output info for outgoing edges only when
8591 the node is in new parameter set.
8592 (output_cgraph_opt_summary): New parameter set, passed to the two
8593 aforementioned functions. Update its forward declaration and its
8596 2011-01-05 Tom Tromey <tromey@redhat.com>
8598 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
8599 operator to c_finish_omp_atomic.
8600 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
8601 (build_unary_op): Update.
8602 (build_modify_expr): Update.
8603 (build_asm_expr): Update.
8605 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8607 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
8608 newly inserted insns.
8610 (spu_emit_branch_hint): Likewise.
8611 (insert_hbrp_for_ilb_runout): Likewise.
8612 (spu_machine_dependent_reorg): Call df_finish_pass after
8613 schedule_insns returns.
8615 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8617 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
8619 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
8621 PR tree-optimization/47005
8622 * tree-sra.c (struct access): Add 'non_addressable' bit.
8623 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
8624 (decide_one_param_reduction): Return 0 if the parameter is passed by
8625 reference and one of the accesses in the group is non_addressable.
8627 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
8629 PR tree-optimization/47056
8630 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
8631 (mark_load): Likewise. Handle FUNCTION_DECL specially.
8632 (mark_store): Likewise. Pass STMT to ipa_record_reference.
8634 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
8636 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
8637 initializer. Skip view conversions from aggregate types.
8639 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
8642 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
8644 2011-01-04 Philipp Thomas <pth@suse.de>
8646 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
8649 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8651 * function.c (thread_prologue_and_epilogue_insns): Do not crash
8652 on empty epilogue sequences.
8654 2011-01-04 Joseph Myers <joseph@codesourcery.com>
8656 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
8657 non-static): New Driver options.
8659 2011-01-04 Jie Zhang <jie@codesourcery.com>
8662 * gcc.c (default_compilers[]): Set combinable field to 0
8663 for all assembly languages.
8665 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
8667 * config/mips/loongson3a.md: New file.
8668 * config/mips/mips.md: Include loongson3a.md.
8669 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
8672 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
8675 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
8676 instead of convert_memory_address_addr_space on the base expression.
8678 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8680 * config/spu/spu.c (spu_option_override): Update error text
8681 for bad -march= / -mtune= values.
8683 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8685 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
8686 if branch-hint optimization will be performed.
8688 2011-01-03 Jakub Jelinek <jakub@redhat.com>
8690 PR tree-optimization/47148
8691 * ipa-split.c (split_function): Convert arguments to
8692 DECL_ARG_TYPE if possible.
8694 PR tree-optimization/47155
8695 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
8698 PR rtl-optimization/47157
8699 * combine.c (try_combine): If undobuf.other_insn becomes
8700 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
8701 and set *new_direct_jump_p too.
8703 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
8705 PR tree-optimization/47021
8706 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
8708 2011-01-03 Jakub Jelinek <jakub@redhat.com>
8710 * gcc.c (process_command): Update copyright notice dates.
8711 * gcov.c (print_version): Likewise.
8712 * gcov-dump.c (print_version): Likewise.
8713 * mips-tfile.c (main): Likewise.
8714 * mips-tdump.c (main): Likewise.
8716 2011-01-03 Martin Jambor <mjambor@suse.cz>
8718 PR tree-optimization/46801
8719 * tree-sra.c (type_internals_preclude_sra_p): Check whether
8720 aggregate fields start at byte boundary instead of the bit-field flag.
8722 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
8725 * gcc.c (main): Revert revision 168407.
8727 2011-01-03 Martin Jambor <mjambor@suse.cz>
8729 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
8731 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8733 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
8734 vector optab to expand vector/scalar shift, update gimple to vector.
8736 2011-01-03 Martin Jambor <mjambor@suse.cz>
8738 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
8741 2011-01-03 Martin Jambor <mjambor@suse.cz>
8743 PR tree-optimization/46984
8744 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
8746 (cgraph_create_indirect_edge): Fixed line length.
8747 (cgraph_indirect_call_info): Declare.
8748 (cgraph_make_edge_direct) Update declaration.
8749 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
8750 (cgraph_create_indirect_edge): Use it.
8751 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
8753 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
8754 the new thunk_delta representation.
8755 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
8757 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
8758 (ipa_read_indirect_edge_info): Likewise.
8759 * lto-cgraph.c (output_edge_opt_summary): New function.
8760 (output_node_opt_summary): Call it on all outgoing edges.
8761 (input_edge_opt_summary): New function.
8762 (input_node_opt_summary): Call it on all outgoing edges.
8764 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
8767 * gcc.c (main): Don't check have_o when settting combine_inputs.
8769 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
8771 * regrename.c: Add general comment describing the pass.
8772 (struct du_head): Remove 'length' field.
8773 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
8774 (regrename_optimize): Do not sort chains. Rework comments, add others.
8775 Force renaming to the preferred class (if any) in the first pass and do
8776 not consider registers that belong to it in the second pass.
8777 (create_new_chain): Do not set 'length' field.
8778 (scan_rtx_reg): Likewise.
8780 2011-01-02 Jakub Jelinek <jakub@redhat.com>
8782 PR tree-optimization/47140
8783 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
8784 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
8787 PR rtl-optimization/47028
8788 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
8789 parm_birth_insn instead of at the beginning of first bb.
8791 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
8793 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
8794 Remove the word "see" before "@pxref".
8795 * doc/rtl.texi: Remove the word "see" before "@pxref".
8797 2011-01-01 Jan Hubicka <jh@suse.cz>
8799 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
8802 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
8805 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
8808 Copyright (C) 2011 Free Software Foundation, Inc.
8810 Copying and distribution of this file, with or without modification,
8811 are permitted in any medium without royalty provided the copyright
8812 notice and this notice are preserved.