1 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
5 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/sync.md (atomic_<code><mode>): Rename to
11 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
13 Backport from mainline
14 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
18 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
19 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
20 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
21 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
22 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
23 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
26 2012-04-16 Martin Jambor <mjambor@suse.cz>
28 Backported from mainline
30 2012-04-13 Martin Jambor <mjambor@suse.cz>
33 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
34 fold_ctor_reference returns a zero constant.
36 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
38 Backported from mainline
39 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
41 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
42 and __ILP32__ for x32.
44 2012-04-13 Tom de Vries <tom@codesourcery.com>
46 Backport from mainline r186418.
48 2012-04-13 Tom de Vries <tom@codesourcery.com>
50 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
51 parameters vuse and vuse_escaped.
52 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
53 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
56 2012-04-13 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/52969
59 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
60 the condition for the COND_EXPR and handle predicate negation
61 by swapping the COND_EXPR arms.
63 2012-04-13 Richard Guenther <rguenther@suse.de>
66 * convert.c (convert_to_pointer): Remove special-casing of
69 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
71 Backport from mainline
72 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
75 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
76 the list of options to enable the FCFID instruction.
77 (TARGET_EXTRA_BUILTINS): Adjust comment.
79 2012-04-12 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/52943
82 * tree-chrec.h (chrec_is_positive): Remove.
83 * tree-scalar-evolution.c (chrec_is_positive): Move ...
84 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
85 Return false for a constant zero instead of negative.
86 (analyze_siv_subscript_cst_affine): Handle zero difference
87 in the initial condition explicitely.
89 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * varasm.c (process_pending_assemble_externals): Set
93 pending_assemble_externals_processed true.
94 (assemble_external): Call assemble_external_real if the pending
95 assemble externals have been processed.
97 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
100 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
101 the DECL generated for the special GOT helper.
103 2012-04-06 Walter Lee <walt@tilera.com>
105 Backport from mainline
106 2012-03-07 Walter Lee <walt@tilera.com>
108 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
109 REG_CFA_* notes for the stack pointer.
110 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
111 EH_RETURN_STACKADJ_RTX.
112 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
113 generate REG_CFA_* notes for the stack pointer.
114 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
115 by EH_RETURN_STACKADJ_RTX.
117 2012-04-06 Matt Turner <mattst88@gmail.com>
119 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
121 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
123 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
124 of the destination isn't also a FP_REGS register.
126 2012-04-03 Richard Guenther <rguenther@suse.de>
128 Backport from mainline
129 2012-03-02 Richard Guenther <rguenther@suse.de>
131 PR tree-optimization/52406
132 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
133 (struct indices): Add unconstrained_base member.
134 (struct dr_alias): Remove unused vops member.
135 (DR_UNCONSTRAINED_BASE): New define.
136 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
137 add indices to allow their disambiguation. Make DR_BASE_OBJECT
138 be an artificial access that covers the whole indexed object,
139 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
140 plain decl base-objects to their MEM_REF variant.
141 (dr_may_alias_p): When the base-object of either data reference
142 has unknown size use only points-to information.
143 (compute_affine_dependence): Make dumps easier to read and
145 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
146 DR_REF when looking for packed references.
147 (vect_supportable_dr_alignment): Likewise.
149 2012-04-03 Richard Guenther <rguenther@suse.de>
151 Backport from mainline
152 2012-03-15 Richard Guenther <rguenther@suse.de>
155 * tree-data-ref.c (subscript_dependence_tester_1): Check
156 all dimensions for non-conflicting access functions.
158 2012-04-03 Richard Guenther <rguenther@suse.de>
160 Backport from mainline
161 2012-03-06 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
166 2012-03-23 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/52678
169 * tree-vectorizer.h (struct _stmt_vec_info): Add
170 loop_phi_evolution_part member.
171 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
172 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
173 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
174 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
175 Use the cached evolution part and the PHI nodes value from
176 the loop preheader edge instead of re-analyzing the evolution.
178 2012-03-26 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/52701
181 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
182 compute and set the evolution part of PHI nodes.
184 2012-03-30 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/52754
187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
188 propagate arbitrary addresses into really plain dereferences.
190 2012-04-03 Jakub Jelinek <jakub@redhat.com>
192 PR tree-optimization/52835
193 * tree-data-ref.c (build_rdg): Return NULL if
194 compute_data_dependences_for_loop failed.
196 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
198 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
199 (stmt_can_make_abnormal_goto): Use it.
200 (is_ctrl_altering_stmt): Likewise.
202 2012-03-31 Martin Jambor <mjambor@suse.cz>
204 Backported from mainline
205 2012-03-30 Martin Jambor <mjambor@suse.cz>
207 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
208 is a builtin_stack_save in a dominating BB.
210 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
213 crossing 128bit lane boundary.
215 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
217 Backported from mainline
218 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
223 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
224 * config/i386/i386.c: Include reload.h.
225 (ix86_legitimize_reload_address): New function.
227 2012-03-28 Martin Jambor <mjambor@suse.cz>
229 Backported from mainline
230 2012-03-27 Martin Jambor <mjambor@suse.cz>
233 * tree-sra.c (sra_modify_assign): Do not call
234 load_assign_lhs_subreplacements when working with an unscalarizable
237 2012-03-28 Jakub Jelinek <jakub@redhat.com>
240 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
241 __builtin_va_start to __builtin_next_arg if the latter is
242 builtin_decl_explicit_p rather than when it is not.
245 * tree-vect-generic.c (vector_element): Perform multiplication
246 for pos in bitsizetype type instead of idx type.
248 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
250 Backport from 2012-03-28 mainline r185910.
253 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
254 (avr_builtin_decl): New static function.
255 (struct avr_builtin_description, avr_bdesc): Move up.
256 Add GTY marker. Add field fndecl. Remove redundant field id.
257 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
258 (avr_expand_builtin): Code cleanup because .id is removed.
260 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
263 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
266 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
268 Backport from 2012-03-28 mainline r185907.
271 * config.gcc (tm_file): Remove avr/multilib.h.
273 * doc/invoke.texi (AVR Options): Adjust
274 documentation of -mtiny-stack.
276 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
277 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
278 * config/avr/t-avr: Remove generation of multilib.h.
279 * config/avr/t-multilib: Regenerate.
280 * config/avr/multilib.h: Remove.
281 * config/avr/avr.opt (-msp8): New option.
282 (avr_sp8): New variable.
283 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
284 * config/avr/avr.h (AVR_HAVE_SPH): New define.
285 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
286 (avr_device_to_sp8): New prototype.
287 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
288 (DRIVER_SELF_SPECS): New define.
289 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
290 __AVR_SP8__, __AVR_HAVE_SPH__.
291 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
292 AVR_HAVE_8BIT_SP to decide if SP_H is present.
293 (avr_file_start): Ditto.
295 2012-03-28 Jakub Jelinek <jakub@redhat.com>
298 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
299 instead of 8 in adjust_address.
301 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
303 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
304 of a unit before computing the offset in units.
306 2012-03-27 Richard Guenther <rguenther@suse.de>
309 * fold-const.c (try_move_mult_to_index): Handle &x.array more
312 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
315 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
317 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
320 * varasm.c: Include pointer-set.h.
321 (pending_assemble_externals_set): New pointer set.
322 (process_pending_assemble_externals): Destroy the pointer set.
323 (assemble_external): See if decl is in pending_assemble_externals_set,
324 and add it to pending_assemble_externals if necessary.
325 (init_varasm_once): Allocate pending_assemble_externals_set.
327 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
329 Backported from mainline
330 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
333 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
334 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
335 (vector_ltgt<mode>): Likewise.
336 (vector_ordered<mode>): Likewise.
337 (vector_unordered<mode>): Likewise.
338 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
340 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
342 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
345 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
347 Backported from mainline
348 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
352 * config/sh/sh.c (sh_register_move_cost): Increase cost between
353 GENERAL_REGS and FP_REGS for SImode.
355 2012-03-22 Jakub Jelinek <jakub@redhat.com>
358 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
359 on any new_local_var_chain vars declared during recursing on
360 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
362 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
364 Backport from 2012-03-22 mainline r185692.
367 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
368 (unspecv): Add UNSPECV_MEMORY_BARRIER.
369 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
370 (delay_cycles_1, delay_cycles_2): Ditto.
371 (delay_cycles_3, delay_cycles_4): Ditto.
372 (nopv, *nopv): Ditto.
373 (sleep, *sleep): Ditto.
376 Backport from 2012-03-21 mainline r185605.
378 PR rtl-optimization/52543
380 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
381 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
382 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
383 (avr_load_libgcc_p): Restrict to __flash loads.
384 (avr_out_lpm): Only handle 1-byte loads from __flash.
385 (avr_load_lpm): New function.
386 (avr_find_unused_d_reg): Remove.
387 (avr_out_lpm_no_lpmx): Remove.
388 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
389 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
390 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
391 (load_<mode>, load_<mode>_clobber): New insns.
392 (mov<mode>): For multi-byte move from non-generic
393 16-bit address spaces: Expand to load_<mode> resp.
395 (load<mode>_libgcc): Remove expander.
396 (split-lpmx): Remove split.
398 Backport from 2012-03-13 mainline r185329.
401 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
402 offset (size) to a value the insns can deal with.
403 (expand_epilogue): Ditto.
405 Backport from 2012-03-12 mainline r185256.
408 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
409 type from reg_class_t to enum reg_class.
410 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
412 Backport from 2012-03-12 mainline r185253.
415 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
416 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
417 r184615 from 2012-02-28.
419 Backport from 2012-03-08 mainline r185105.
421 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
422 for constants in [-63,63].
424 Backport from 2012-03-08 mainline r185100.
427 * config/avr/avr.c (avr_mem_clobber): New static function.
428 (avr_expand_delay_cycles): Add memory clobber operand to
429 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
430 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
431 (enable_interrupt, disable_interrupt): New expander.
432 (nopv, sleep, wdr): New expanders.
433 (delay_cycles_1): Add memory clobber.
434 (delay_cycles_2): Add memory clobber.
435 (delay_cycles_3): Add memory clobber.
436 (delay_cycles_4): Add memory clobber.
437 (cli_sei): New insn from former "enable_interrupt",
438 "disable_interrupt" with memory clobber.
439 (*wdt): New insn from former "wdt" with memory clobber.
440 (*nopv): Similar, but for "nopv".
441 (*sleep): Similar, but for "sleep".
443 Backport from 2012-03-07 mainline r185043.
446 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
448 Backport from 2012-03-07 mainline r185032.
451 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
452 to: RAMPZ, RAMPY, RAMPX, RAMPD.
453 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
455 Backport from 2012-03-07 mainline r185031.
458 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
460 * config/avr/avr.md (xload_8): Adjust insn length.
462 Backport from 2012-03-07 mainline r185030.
465 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
466 if RAMPZ affects reading from RAM.
468 Backport from 2012-03-05 mainline r184919.
470 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
472 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
474 Backport from mainline r185259.
477 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
478 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
480 2012-03-22 Jakub Jelinek <jakub@redhat.com>
482 Backported from mainline
483 2012-03-13 Jakub Jelinek <jakub@redhat.com>
486 * c-parser.c (c_parser_postfix_expression)
487 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
489 * config/i386/smmintrin.h: Avoid /* within a comment.
490 * config/i386/nmmintrin.h: Likewise.
492 2012-03-22 Richard Guenther <rguenther@suse.de>
494 * BASE-VER: Set to 4.7.1.
495 * DEV-PHASE: Set to prerelease.
497 2012-03-22 Release Manager
499 * GCC 4.7.0 released.
501 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
503 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
505 2012-03-15 Jakub Jelinek <jakub@redhat.com>
506 Andrew Pinski <apinski@cavium.com>
509 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
510 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
511 calls instead of __builtin_ir{int,ound}*.
513 2012-03-14 Jakub Jelinek <jakub@redhat.com>
516 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
519 2012-03-13 Joseph Myers <joseph@codesourcery.com>
521 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
522 Refer to GCC 4.7 version of c99status.html.
524 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
526 Backport from mainline
527 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
529 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
530 redefine to be NULL if the current bit-size is different from the
533 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
534 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
535 set the default tuning. Add asserts to make sure the cpu and tune
536 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
537 test whether the index is set, instead of > 0.
538 (rs6000_file_start): Do not reset the default cpu if the current
539 bit-size is different from the configured bit-size.
541 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
543 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
545 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
546 Update binutils references.
547 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
548 Update binutils reference.
549 Update Sun as/GNU ld caveat.
550 Document binutils largefile requirement for LTO plugin.
551 Remove reference to alternate libpthread.
553 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
555 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
557 (Specific, mips-sgi-irix6): Likewise.
559 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
561 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
562 * configure: Regenerate.
564 2012-03-07 Richard Henderson <rth@redhat.com>
566 * config/m68k/m68k.h (ISA_HAS_TAS): New.
567 * config/m68k/sync.md (atomic_test_and_set): Use it.
568 (atomic_test_and_set_1): Likewise.
570 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
573 * Makefile.in: Let install-gcc-ar depend on installdirs,
574 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
575 Don't double canonicalize if cross-compiling.
577 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
579 * trans-mem.c: New typedef for tm_region_p.
580 Define vector types for tm_region_p.
581 (tm_region_init): Replace region_worklist to a vector called
584 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
587 * trans-mem.c (tm_region_init): Use last_basic_block.
589 2012-03-05 Richard Henderson <rth@redhat.com>
592 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
593 * omp-low.c (expand_omp_atomic): Assume anything aligned to
594 BIGGEST_ALIGNMENT is aligned.
596 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
598 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
600 2012-03-05 Richard Henderson <rth@redhat.com>
603 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
604 instead of calling negqi2 directly.
606 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
608 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
609 (INTMAX_TYPE): Use it.
610 (UINTMAX_TYPE): Likewise.
611 (SUBTARGET_OVERRIDE_OPTIONS): Define.
612 (irix6_c_common_override_options): Declare.
613 (C_COMMON_OVERRIDE_OPTIONS): Define.
614 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
615 * config/mips/irix6-c.c: New file.
616 * config/mips/t-irix6 (irix6-c.o): New target.
617 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
620 2012-03-02 Richard Henderson <rth@redhat.com>
622 * optabs.c (expand_atomic_test_and_set): Honor
623 atomic_test_and_set_trueval even when atomic_test_and_set
626 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
628 Backport from mainline
629 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
631 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
633 2012-03-02 Richard Guenther <rguenther@suse.de>
635 * DEV-PHASE: Set to prerelease.
637 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
639 * config.gcc (obsolete): Add all ARM targets using the FPA.
640 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
641 * doc/install.texi: Avoid references to obsolete ARM ports.
643 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
645 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
647 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
648 Joern Rennecke <joern.rennecke@embecosm.com>
650 * doc/extend.texi: Expand and update information on interrupt
651 attribute for Epiphany.
653 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
655 * config/sh/sh-protos.h: Update copyright notice dates.
656 * config/sh/sh.h: Likewise.
657 * config/sh/sh.md: Likewise.
658 * config/sh/constraints.md: Likewise.
659 * config/sh/predicates.md: Likewise.
661 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
663 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
664 * config/sh/sh.c (tertiary_reload_operand): Likewise.
666 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
668 * config/sh/constraints.md: Fix comment typo.
670 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
673 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
674 unsigned HOST_WIDE_INT.
675 (zvdep_imm64): Likewise.
676 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
677 (vdepi_and): Likewise.
678 Likewise for unamed 64-bit patterns.
679 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
681 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
684 PR rtl-optimization/52417
685 * cselib.c (cselib_any_perm_equivs): New variable.
686 (cselib_reset_table): Check that it's not set when not
687 preserving constants.
688 (cselib_add_permanent_equiv): Set it.
689 (cselib_have_permanent_equivalences): New.
690 (cselib_init, cselib_finish): Reset it.
691 * cselib.h (cselib_have_permanent_equivalences): Declare.
692 * alias.c (get_addr): Restore earlier behavior when there
693 aren't permanent equivalences.
695 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
697 * config/mn10300/mn10300-modes.def: Fix copyright notice.
698 * config/v850/v850-modes.def: Fix copyright notice.
700 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
702 * doc/extend.texi (AVR Built-in Functions): Document
703 __builtin_avr_flash_segment.
705 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
706 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
707 (*split.flash_segment): New insn-and-split.
708 * config/avr/avr.c (avr_init_builtins): Add local variables:
709 const_memx_void_node, const_memx_ptr_type_node,
710 char_ftype_const_memx_ptr.
712 2012-03-01 Jakub Jelinek <jakub@redhat.com>
714 PR tree-optimization/52445
715 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
716 add ssa_name_ver, offset and size fields and change store field
718 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
719 (add_or_mark_expr): Likewise. Only consider previous stores
720 with the same size and offset.
721 (nt_init_block): Only look at gimple_assign_single_p stmts,
722 doesn't look at rhs2.
724 2012-03-01 Richard Guenther <rguenther@suse.de>
727 * tree-cfg.c (verify_gimple_assign_unary): Allow any
728 conversions from integral types to pointer types.
730 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
732 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
733 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
734 unintentionally removed in r184616.
736 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
738 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
741 2012-02-29 Jakub Jelinek <jakub@redhat.com>
742 Uros Bizjak <ubizjak@gmail.com>
745 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
746 alternatives, add "e" constraint to the new last alternative
747 and ! to last 3 alternatives.
749 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
751 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
752 DW_AT_artificial attributes at the end of the processing.
753 (gen_array_type_die): Likewise.
754 (gen_enumeration_type_die): Likewise.
755 (gen_struct_or_union_type_die): Likewise.
756 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
759 2012-02-29 Jakub Jelinek <jakub@redhat.com>
762 * expr.c (expand_assignment): If doing misaligned store that doesn't
763 cover all mode bits, perform a RMW cycle.
765 PR tree-optimization/52429
766 * tree-parloops.c (separate_decls_in_region_debug): Return early
767 if var is LABEL_DECL.
769 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
771 PR tree-optimization/52424
772 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
773 calling dom_thread_across_edge.
775 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
777 * config/avr/avr.c: Move definition of TARGET macros to end of file.
779 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
781 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
782 * config/avr/avr.c (avr_output_bld): Remove unused function.
783 (avr_out_sbxx_branch): Use "%T" to print bit position.
785 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
787 * config/avr/avr.md: Untabify.
789 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
791 * config/avr/avr.md (eqne): New code iterator.
792 (*dec-and-branchsi): Use it in text peephole's condition.
793 (*dec-and-branchhi): Ditto.
794 (*dec-and-branchqi): Ditto.
796 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
799 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
800 the device does not have the skip-bug.
802 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
804 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
805 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
806 -mpretend-cmove): New.
808 2012-02-29 Jakub Jelinek <jakub@redhat.com>
811 * df.h (struct df_d): Adjust comment that hard_regs_live_count
812 doesn't count DEBUG_INSN refs.
813 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
816 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
820 2012-02-20 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/52298
822 * tree-vect-stmts.c (vectorizable_load): Properly use
823 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
826 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
829 * gimple.h (gimple_in_transaction): New.
830 (gimple_set_in_transaction): New.
831 (struct gimple_statement_base): Add in_transaction field.
832 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
834 (tree_ssa_lim_initialize): Compute transaction bits.
835 * tree.h (compute_transaction_bits): Protoize.
836 * trans-mem.c (tm_region_init): Use the heap to store BB
838 (compute_transaction_bits): New.
840 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
842 * gcc.c (display_help): Document --help=common and sort entries
845 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
847 * doc/install.texi: Document check-$LANG specific shortcuts
849 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
852 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
854 * config/arm/arm_neon.h: Regenerate.
855 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
856 (neon_vcgeu): New insn.
857 (neon_vcgtu): Likewise.
858 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
859 (ops): Unsigned comparison intrinsics call a different
862 2012-02-28 Richard Guenther <rguenther@suse.de>
865 * config/i386/i386.c (ix86_expand_vector_set): Fix element
866 ordering for the VEC_CONCAT for two element vectors for
867 V2SFmode, V2SImode and V2DImode.
869 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
872 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
873 detecting big-endian triplets.
875 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
877 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
878 mode if there is no type information available.
880 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
882 PR tree-optimization/53207
883 * doc/invoke.texi: Document as experimental and relying on graphite.
885 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
887 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
888 of initializer to changes from r184614.
890 2012-02-28 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/52395
893 * tree-sra.c (build_ref_for_offset): Also look at the base
894 TYPE_ALIGN when figuring out the alignment of the replacement.
896 2012-02-28 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/52402
899 * ipa-prop.c (ipa_modify_call_arguments): Properly use
900 mis-aligned types when creating the accesses at the call site.
902 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
904 * config/avr/builtins.def: New file.
905 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
906 * config/avr/avr.c (enum avr_builtin_id): Use it.
907 (avr_init_builtins): Use it. And use avr_bdesc.
908 (bdesc_1arg): Remove.
909 (bdesc_2arg): Remove.
910 (bdesc_3arg): Remove.
911 (struct avr_builtin_description): Add field n_args.
912 (avr_bdesc): New static variable using builtins.def.
913 (avr_expand_builtin): Use it.
914 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
915 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
916 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
918 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
921 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
922 match only one single hard register with respective hard reg rtx.
923 (movmemx_<mode>): Ditto.
924 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
925 insn anatomy of movmem[x]_<mode>.
926 (avr_out_movmem): Same for printing assembler and operand usage.
928 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
932 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
933 address spaces located outside of device flash.
935 * config/avr/avr.h (base_arch_s): Remove field n_segments.
936 (mcu_type_s): Add field n_flash.
937 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
938 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
939 (AVR_MCU): Add N_FLASH argument.
940 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
941 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
942 macro __FLASH<n> if that address space makes sense for the device.
943 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
944 outside of target flash.
945 (avr_asm_named_section): Ditto.
946 (avr_asm_select_section): Ditto.
947 (avr_addr_space_convert): Ditto.
948 (avr_emit_movmemhi): Ditto.
949 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
950 address space is outside of device flash.
951 (avr_insert_attributes): Ditto.
952 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
953 avr_current_arch->n_segments.
955 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
958 * config/i386/i386.md (*movabs<mode>_1): Enable only for
960 (*movabs<mode>_2): Likewise.
962 2012-02-27 Jakub Jelinek <jakub@redhat.com>
965 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
966 s_register_operand in the test instead of REG_P. Don't call
967 gen_reg_rtx if it won't be used.
969 PR tree-optimization/52376
970 * ipa-split.c (split_function): Ignore CLOBBER stmts.
972 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
974 * ifcvt.c (noce_get_condition): Check condition variable is not
975 small_register_classes_for_mode_p before accepting.
977 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
981 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
984 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
985 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
987 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
989 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
991 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
993 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
995 * config/sh/predicates.md: Remove blank lines.
996 * config/sh/sh.c: Fix typos in comments.
997 * config/sh/constraints.md: Likewise.
998 * config/sh/sh.md: Remove blank lines.
999 Fix typos in comments. Use ;; as comment characters.
1001 2012-02-26 Walter Lee <walt@tilera.com>
1003 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1004 (replace_mov_pcrel_step2): Ditto.
1006 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1009 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1010 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1011 and locs that reference values newer than the non-canonical value
1012 at hand. Return the canonical value as a worst case.
1013 (memrefs_conflict_p): Walk canonical value's locs.
1016 * cselib.c (preserve_only_constants): Rename to...
1017 (preserve_constants_and_equivs): ... this. Split out...
1018 (invariant_or_equiv_p): ... this. Preserve plus expressions
1019 of other preserved expressions too.
1020 (cselib_reset_table): Adjust.
1021 * var-tracking.c (reverse_op): Use canonical value to build
1024 2012-02-23 Kai Tietz <ktietz@redhat.com>
1026 * config/i386/i386.c (ix86_delegitimize_address): Handle
1027 UNSPEC_PCREL plus displacement.
1029 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1032 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1033 to test for unusedness in st X addressing.
1035 2012-02-24 Richard Guenther <rguenther@suse.de>
1038 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1039 (is_gimple_reg_type): Move inline ...
1040 * gimple.h (is_gimple_reg_type): ... here.
1042 2012-02-24 Richard Guenther <rguenther@suse.de>
1045 * passes.c (execute_function_todo): When verifying SSA form
1046 verify gimple form first.
1047 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1049 2012-02-24 Richard Guenther <rguenther@suse.de>
1052 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1053 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1055 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1057 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1059 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1061 * tree-phinodes.c (make_phi_node): Mark static.
1062 * tree-flow.h (make_phi_node): Remove extern decl.
1063 * doc/gimple.texi (make_phi_node): Remove documentation.
1065 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1067 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1068 * tree-ssa-sccvn.c (print_scc): Ditto.
1070 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1072 * doc/passes.texi (Full redundancy elimination): Fix typo.
1074 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1076 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1078 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1081 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1083 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1086 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1088 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1090 * config/avr/avr.md (code_stdname): Add ior, xor.
1091 (xior): New code iterator.
1092 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1093 (*<code_stdname><mode>qi.byte1-3): Ditto.
1095 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1097 PR tree-optimization/52019
1098 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1101 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1103 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1104 HAVE_INITFINI_ARRAY to work around namespace pollution in
1105 certain versions of newlib system headers.
1106 * config.in: Regenerate.
1107 * configure: Regenerate.
1108 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1109 instead of HAVE_INITFINI_ARRAY.
1111 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1114 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1115 is not offsettable memory reference.
1117 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1120 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1121 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1123 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1125 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1126 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1128 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1130 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1131 library on Solaris 8 even without TLS support.
1132 * configure: Regenerate.
1134 2012-02-22 Richard Guenther <rguenther@suse.de>
1137 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1138 for GIMPLE_DEBUG stmts.
1140 2012-02-22 Martin Jambor <mjambor@suse.cz>
1143 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1144 according to the base object.
1146 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1148 PR rtl-optimization/50063
1149 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1150 and 2 (8-bit SP) in operand 2.
1151 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1152 setup to use movhi_sp_r instead of vanilla move to write SP.
1153 Adjust REG_CFA notes to superseed unspec.
1154 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1156 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1157 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1158 irq_state 1 (IRQ known to be on) here.
1160 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1162 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1164 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1165 assign_hard_reg): Likewise.
1167 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1169 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1171 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1174 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1175 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1177 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1179 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1180 prototype from here to...
1181 * config/avr/avr.h: ...here.
1183 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1186 * thumb2.md (thumb2_shiftsi3_short): Split register and
1187 immediate shifts. For register shifts tie operands 0 and 1.
1188 (peephole2 for above): Check that register-controlled shifts
1189 have suitably tied operands.
1191 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1194 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1195 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1196 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1197 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1198 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1199 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1200 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1201 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1202 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1203 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1204 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1205 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1206 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1207 bdver1_ssevector_avx256_unaligned_load,
1208 bdver1_ssevector_sse128_unaligned_load,
1209 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1210 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1211 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1212 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1213 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1214 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1215 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1216 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1217 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1218 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1219 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1220 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1221 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1222 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1223 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1224 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1225 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1226 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1227 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1228 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1229 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1230 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1231 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1232 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1233 bdver1_ssediv_double_load, bdver1_ssediv_double,
1234 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1235 Add "bdver2" attribute.
1237 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1239 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1240 default if possible and not specified otherwise.
1242 2012-02-21 Richard Guenther <rguenther@suse.de>
1245 * gimplify.c (create_tmp_from_val): Use the main variant type
1246 for the type of the temporary we create.
1248 2012-02-21 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/52324
1251 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1252 do not gimplify a MEM_REF address operand if it is already
1255 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1257 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1258 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1260 2012-02-21 Richard Guenther <rguenther@suse.de>
1262 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1263 nested_in_vect_loop.
1265 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1267 PR tree-optimization/52318
1268 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1269 vdef also to non-pure/const call stmts in the sequence.
1271 2012-02-20 David S. Miller <davem@davemloft.net>
1273 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1274 don't use the "rd %pc" instruction on v9 for PIC register loads.
1276 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1279 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1280 in a transaction safe function.
1282 2012-02-20 Kai Tietz <ktietz@redhat.com>
1285 * stor-layout.c (place_field): Handle desired_align for
1288 2012-02-20 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/52298
1291 * tree-vect-stmts.c (vectorizable_store): Properly use
1292 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1294 (vectorizable_load): Likewise.
1295 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1296 Access DR_STEP after ensuring it is not NULL.
1298 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1300 PR tree-optimization/52286
1301 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1302 optimization use double_int_to_tree instead of build_int_cst_wide,
1303 rewrite to use double_int vars.
1305 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1310 Remove -e 0 from $gcc_cv_ld invocation.
1311 Only use __GLIBC_PREREQ if defined.
1312 Enable on Solaris since Solaris 8 patch.
1313 (gcc_SUN_LD_VERSION): New macro.
1314 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1315 gcc_SUN_LD_VERSION for version number format.
1316 * configure: Regenerate.
1317 * varasm.c (get_elf_initfini_array_priority_section): Set
1318 SECTION_NOTYPE for non-default priority.
1319 Use get_section instead of get_unnamed_section to emit
1320 .init_array/.fini_array with default priority.
1322 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1324 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1325 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1326 (mips_start_unique_function, mips_output_mips16_rdhwr)
1327 (mips_code_end): New functions.
1328 (TARGET_ASM_CODE_END): Define.
1330 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1332 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1333 to stubs with non-sibling calls.
1335 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1337 * doc/invoke.texi (-fira-* options): Copy-edit.
1338 (ira-* parameters): Copy-edit.
1340 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1342 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1343 GCC coding conventions.
1345 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1347 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1348 when used as adjectives.
1350 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1352 * doc/invoke.texi: Clean up "that"/"which" confusion.
1354 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1356 * system.h: Poison SMALL_REGISTER_CLASSES
1357 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1358 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1360 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1362 PR tree-optimization/52285
1363 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1364 when deciding if a call is a tail call or tail recursion.
1366 2012-02-16 Kai Tietz <ktietz@redhat.com>
1368 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1369 interger-constant displacement for UNSPEC_PCREL.
1371 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1373 PR rtl-optimization/52208
1374 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1375 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1377 PR tree-optimization/52255
1378 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1379 loop->header has virtual PHI, but exit_e->dest doesn't, add
1380 virtual PHI to exit_e->dest and adjust all uses after the loop.
1383 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1384 children with clone_tree_hash, not after it.
1386 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1388 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1389 extended identifiers.
1391 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1394 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1395 a same_body_alias, also test whether e->callee isn't a former
1396 or current clone of the decl this is a same body alias of.
1398 PR translation/52264
1399 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1401 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1403 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1405 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1408 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1409 force_reg instead of copy_to_reg for better optimization. Force
1410 non-register or memory operands into a register.
1412 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1414 * extend.texi: Reserve upper bits of memory model for future use.
1416 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1417 Anatoly Sokolov <aesok@post.ru>
1418 Eric Weddington <eric.weddington@atmel.com>
1421 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1422 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1423 Rewrite initializers for .macro.
1424 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1425 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1426 atxmega32d4, atxmega32x1.
1427 avrxmega4: atxmega64a3, atxmega64d3.
1428 avrxmega5: atxmega64a1, atxmega64a1u.
1429 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1430 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1431 avrxmega7: atxmega128a1, atxmega128a1u.
1432 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1433 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1434 (struct base_arch_s): Rename reserved to xmega_p.
1435 Rename reserved2 to have_rampd.
1436 (AVR_XMEGA): New define.
1437 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1438 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1439 * config/avr/predicates.md (io_address_operand): Take into
1441 (low_io_address_operand): Ditto.
1442 (high_io_address_operand): Ditto.
1443 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1444 (enabled, movhi_sp_r): Use them.
1445 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1446 cpp_define_formatted to built-in define __AVR_ARCH__.
1447 (__AVR_XMEGA__): New built-in define.
1448 (__AVR_HAVE_RAMPD__): New built-in define.
1449 (__AVR_HAVE_RAMPX__): New built-in define.
1450 (__AVR_HAVE_RAMPY__): New built-in define.
1451 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1453 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1454 (avr_option_override): Initialize them.
1455 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1456 (avr_init_expanders): Initialize them. No more block several calls.
1457 (emit_push_sfr): New static function.
1458 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1460 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1461 (avr_print_operand): Print addreeses as symbols for
1462 RAMPX, RAMPY, RAMPD, CCP.
1463 (output_movhi): Handle AVR_XMEGA when writing to SP.
1464 (avr_out_movhi_mr_r_xmega): New static function.
1465 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1466 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1467 __RAMPD__, __CCP__ as needed.
1469 * config/avr/multilib.h: Regenerate.
1470 * config/avr/t-multilib: Regenerate.
1471 * config/avr/avr-tables.opt: Regenerate.
1473 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1475 PR tree-optimization/50561
1476 * graphite-flattening.c (lst_project_loop): Do not
1477 remove old scattering dimensions after flattening.
1478 (lst_do_flatten): Likewise.
1480 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1482 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1483 __builtin_avr_map8, __builtin_avr_map16.
1484 Document __builtin_avr_insert_bits.
1486 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1487 (insert_bits): New insn.
1488 (adjust_len.map_bits): Rename to insert_bits.
1489 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1490 * avr-protos.h (avr_out_map_bits): Remove.
1491 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1492 * config/avr/constraints.md (Cxf,C0f): New.
1493 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1494 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1495 New built-in define __BUILTIN_AVR_INSERT_BITS.
1496 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1497 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1498 (avr_move_bits): Rewrite.
1499 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1501 (avr_map_op_t): New typedef.
1502 (avr_map_op): New static variable.
1503 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1504 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1505 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1506 (bdesc_3arg, avr_expand_triop_builtin): New.
1507 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1508 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1509 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1510 (avr_map_equal_p, avr_map_sig_p): Remove.
1511 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1512 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1513 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1514 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1515 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1516 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1518 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1520 * config/c6x/c6x.md (reserve_cycles): New attribute.
1521 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1522 don't reserve functional units after the branch occurs.
1524 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1527 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1528 functions into non-tm_pure functions.
1530 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1533 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1534 (iterative_hash_canonical_type): Likewise.
1535 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1538 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1540 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1541 sched-group insn, it either remains alone or the entire list is pruned.
1543 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1545 * doc/install.texi (Prerequisites): Fix grammar.
1546 (Configuration): Likewise.
1548 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1550 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1551 MPC as part of GCC before describing configuring with --with-gmp etc.
1552 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1553 sources are present.
1555 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1558 * dwarf2out.c (clone_tree_hash): New function.
1559 (copy_decls_walk): Use it instead of clone_tree.
1561 2012-02-14 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/52244
1564 PR tree-optimization/51528
1565 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1566 replacements for integral types.
1568 2012-02-14 Walter Lee <walt@tilera.com>
1570 * config.gcc: Handle tilegx and tilepro.
1571 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1573 Add HAVE_AS_TLS check for tilegx and tilepro.
1574 * configure: Regenerate.
1575 * doc/contrib.texi: Add Mat Hostetter and self.
1576 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1577 Document instruction intrinsics and network accessing intrinsics.
1578 (TILEPro Built-in Functions): New node. Document instruction
1579 intrinsics and network accessing intrinsics.
1580 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1581 (Specific, tilepro-*-linux*): Likewise.
1582 * doc/invoke.texi (TILE-Gx Options): New section.
1583 (TILEPro Options): New section.
1584 * doc/md.texi (TILE-Gx): New section.
1585 (TILEPro): New section.
1586 * common/config/tilegx/tilegx-common.c: New file.
1587 * common/config/tilepro/tilepro-common.c: New file.
1588 * config/tilegx/constraints.md: New file.
1589 * config/tilegx/linux.h: New file.
1590 * config/tilegx/mul-tables.c: New file.
1591 * config/tilegx/predicates.md: New file.
1592 * config/tilegx/sync.md: New file.
1593 * config/tilegx/t-tilegx: New file.
1594 * config/tilegx/tilegx-builtins.h: New file.
1595 * config/tilegx/tilegx-c.c: New file.
1596 * config/tilegx/tilegx-generic.md: New file.
1597 * config/tilegx/tilegx-modes.def: New file.
1598 * config/tilegx/tilegx-multiply.h: New file.
1599 * config/tilegx/tilegx-protos.h: New file.
1600 * config/tilegx/tilegx.c: New file.
1601 * config/tilegx/tilegx.h: New file.
1602 * config/tilegx/tilegx.md: New file.
1603 * config/tilegx/tilegx.opt: New file.
1604 * config/tilepro/constraints.md: New file.
1605 * config/tilepro/gen-mul-tables.cc: New file.
1606 * config/tilepro/linux.h: New file.
1607 * config/tilepro/mul-tables.c: New file.
1608 * config/tilepro/predicates.md: New file.
1609 * config/tilepro/t-tilepro: New file.
1610 * config/tilepro/tilepro-builtins.h: New file.
1611 * config/tilepro/tilepro-c.c: New file.
1612 * config/tilepro/tilepro-generic.md: New file.
1613 * config/tilepro/tilepro-modes.def: New file.
1614 * config/tilepro/tilepro-multiply.h: New file.
1615 * config/tilepro/tilepro-protos.h: New file.
1616 * config/tilepro/tilepro.c: New file.
1617 * config/tilepro/tilepro.h: New file.
1618 * config/tilepro/tilepro.md: New file.
1619 * config/tilepro/tilepro.opt: New file.
1621 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1623 PR tree-optimization/52210
1624 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1625 vect_model_simple_cost with two entry vect_def_type array instead
1626 of an address of dt.
1628 2012-02-14 Richard Guenther <rguenther@suse.de>
1631 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1632 Do not stream DECL_QUALIFIER.
1633 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1634 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1635 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1637 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1640 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1643 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1646 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1647 * cselib.c (cselib_subst_to_values_from_insn): New function.
1648 * sched-deps.c (add_insn_mem_dependence,
1649 sched_analyze_1, sched_analyze_2): Use it.
1651 2012-02-13 Jan Hubicka <jh@suse.cz>
1654 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1656 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1658 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1659 (GTM_SELF_SPECS): Define if not already defined.
1660 (driver_self_specs): Add GTM_SELF_SPECS.
1661 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1662 (GTM_SELF_SPECS): Define.
1663 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1664 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1666 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1668 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1671 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1674 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1675 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1677 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1680 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1682 2012-02-13 Richard Guenther <rguenther@suse.de>
1684 PR translation/52211
1685 * passes.c (enable_disable_pass): Fix typo.
1687 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1690 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1691 XOR for reduce_bit_field if type is unsigned.
1693 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1695 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1696 disallow changes from SFmode to mode with different size in FP regs.
1698 2012-02-12 Robert Millan <rmh@gnu.org>
1699 Gerald Pfeifer <gerald@pfeifer.com>
1701 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1704 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1706 PR rtl-optimization/52175
1707 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1708 to frame-related instructions.
1710 2012-02-10 Jason Merrill <jason@redhat.com>
1713 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1714 (demangle_new_symbols): Fill it.
1715 (scan_linker_output): Walk it.
1716 (start_tweaking): Split out from scan_linker_output.
1717 (maybe_tweak): Update sym->chosen.
1718 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1720 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1723 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1725 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1727 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1728 having the same mode as previous compare.
1730 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1732 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1733 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1734 (nonlocal_goto_internal): Likewise.
1735 (nonlocal_goto): Emit a use and an indirect jump directly.
1737 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1740 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1741 __atomic_{is,always}_lock_free.
1743 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1747 negative constant address for x32.
1749 2012-02-10 Richard Henderson <rth@redhat.com>
1751 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1752 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1753 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1755 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1756 Ira Rosen <irar@il.ibm.com>
1758 PR tree-optimization/50031
1759 * targhooks.c (default_builtin_vectorization_cost): Handle
1761 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1762 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1763 all types of reduction and pattern statements.
1764 (vect_estimate_min_profitable_iters): Likewise.
1765 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1766 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1767 for explicit realigns.
1768 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1769 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1771 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1772 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1773 vec_perm for VSX and handle vec_promote_demote.
1775 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1778 * builtins.c (fold_builtin_atomic_always_lock_free,
1779 expand_builtin_atomic_always_lock_free,
1780 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1781 Return and/or test boolean_true_node/boolean_false_node instead of
1782 integer_one_node/integer_zero_node.
1784 2012-02-10 Jan Hubicka <jh@suse.cz>
1787 * predict.c (predict_paths_for_bb): Prevent looping.
1788 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1790 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1792 * config/arm/arm.c (output_move_double): In one case properly
1793 count number of instructions that will be emitted.
1795 2012-02-10 Richard Guenther <rguenther@suse.de>
1797 PR translation/52193
1798 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1800 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1803 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1805 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1808 * var-tracking.c (emit_note_insn_var_location): If
1809 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1810 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1811 non-NOTE_DURING_CALL_P insn.
1813 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1816 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1818 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1821 * gcc.c (switch_matches) Support switches with separated form,
1824 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1826 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1828 (RAMPZ_ADDR): Ditto.
1829 * config/avr/avr.c (avr_addr_t): New typedef.
1830 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1831 (avr_init_expanders): Initialize it.
1832 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1834 (expand_epilogue): Ditto.
1835 (avr_print_operand): Ditto.
1836 (avr_file_start): Ditto.
1837 (avr_emit_movmemhi): Ditto.
1839 2012-02-08 Richard Guenther <rguenther@suse.de>
1841 PR tree-optimization/46886
1842 * tree-flow.h (do_while_loop_p): Declare.
1843 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1844 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1846 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1848 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1849 always succeed for integers larger than a native word.
1851 2012-02-08 Richard Guenther <rguenther@suse.de>
1853 PR rtl-optimization/52170
1854 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1855 properly handle integer vector modes.
1857 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1859 PR gcov-profile/52150
1860 * coverage.c: Include target.h.
1861 (build_var): Call targetm.strip_name_encoding on the assembler name.
1862 Change one _ into . or $ if the target allows it.
1863 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1865 PR rtl-optimization/52139
1866 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1867 is a BARRIER after emit_insn_after_noloc, move BB_END
1868 to the last non-BARRIER insn before it.
1870 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1873 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1874 (mips_gimplify_va_arg_expr): Call it instead of
1875 std_gimplify_va_arg_expr.
1877 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1879 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1880 message for -mno-pointers-to-nested-function.
1882 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1885 * expr.c (get_inner_reference): If there is an offset, add a negative
1886 bit position to it (if any).
1888 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1890 PR rtl-optimization/52060
1891 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1892 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1893 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1894 and/or i0src_copy2 when needed.
1896 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1898 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1899 or LTOPLUGINSONAME if have_c.
1901 * config/freebsd-spec.h: Add comment about what macros can be defined
1903 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1904 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1907 2012-02-07 Richard Guenther <rguenther@suse.de>
1909 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1910 newline in -alias dumps.
1912 2012-02-07 Kai Tietz <ktietz@redhat.com>
1913 Dave Korn <dave.korn.cygwin@gmail.com>
1916 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1917 Take care that typinfo gets dllexport-attribute.
1919 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1922 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1923 if modifier < EXPAND_SUM call force_operand on the result.
1925 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1927 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1928 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1930 (epiphany_function_type): Replace types for specific interrupts with
1931 EPIPHANY_FUNCTION_INTERRUPT.
1932 (EPIPHANY_INTERRUPT_P): Update.
1933 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1934 New static function.
1935 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1936 <disinterrupt>: Affects type identity.
1937 (epiphany_handle_interrupt_attribute): Handle variable number of
1939 (epiphany_compute_function_type): Update for new
1940 epiphany_function_type definition.
1941 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1942 handlers with a longcall forwarder.
1943 (epiphany_start_function): Handle multiple interrupt arguments and/or
1944 forwarder_section attribute.
1946 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1949 2012-02-07 Alan Modra <amodra@gmail.com>
1952 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1955 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1957 PR tree-optimization/50969
1958 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1959 use vec_perm rather than vector_stmt.
1960 (vect_model_load_cost): Likewise.
1961 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1962 vec_perm to be the same as other vector statements.
1963 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1964 cost of vec_perm for TARGET_VSX.
1966 2012-02-06 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/52115
1969 * tree-sra.c (access_has_replacements_p): New function.
1970 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1972 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1975 * trans-mem.c (expand_call_tm): Add an assertion.
1976 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1979 2012-02-06 Richard Guenther <rguenther@suse.de>
1981 PR tree-optimization/50955
1982 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1983 raise cost of expressions that replace an address with an
1984 expression based on a different pointer.
1986 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1989 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1990 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1992 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1995 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1996 -Weffc++ and specify guidelines come from second edition.
1998 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2000 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2001 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2002 (call_direct_split, call_value_split, call_value_internal_direct)
2003 (call_value_direct_split, call_value_multiple_split): Use jal and
2004 jal_macro attributes.
2006 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2008 * reload1.c (reload_regs_reach_end_p): Replace with...
2009 (reload_reg_rtx_reaches_end_p): ...this function.
2010 (new_spill_reg_store): Update commentary.
2011 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2012 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2013 before setting new_spill_reg_store.
2014 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2015 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2016 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2017 for non-spill reload registers.
2019 2012-02-05 Ira Rosen <irar@il.ibm.com>
2021 PR tree-optimization/52091
2022 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2023 (vect_is_simple_use_1): Likewise.
2024 * tree-vect-loop.c (vectorizable_reduction): Update calls
2025 to vect_is_simple_use_1 and vect_is_simple_use.
2026 (vectorizable_live_operation): Likewise.
2027 * tree-vect-patterns.c (widened_name_p,
2028 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2029 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2030 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2031 vectorizable_shift,vectorizable_operation, vectorizable_store,
2032 vectorizable_load): Likewise.
2033 (vect_is_simple_cond): Add an argument, pass it to
2034 vect_is_simple_use_1.
2035 (vectorizable_condition): Update calls to vect_is_simple_cond,
2037 (vect_is_simple_use): Add an argument, the statement in which
2038 OPERAND is used. Check that if OPERAND's def stmt is a double
2039 reduction phi node, the use is a phi node too.
2040 (vect_is_simple_use_1): Add an argument, pass it to
2042 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2043 to vect_is_simple_use.
2045 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2047 PR rtl-optimization/52095
2048 * modulo-sched.c (dump_insn_locator): New function.
2049 (loop_canon_p, sms_schedule): Use it.
2051 PR rtl-optimization/52113
2052 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2053 even for decomposable shift/zext insns.
2055 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2056 Zdenek Dvorak <ook@ucw.cz>
2058 PR rtl-optimization/52092
2059 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2060 on get_iv_value result.
2062 2012-02-02 Andrew Pinski <apinski@cavium.com>
2066 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2068 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2071 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2073 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2075 PR rtl-optimization/49800
2076 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2077 (sched_finish): Call regstat_free_n_sets_and_refs.
2079 2012-02-02 Jia Liu <proljc@gmail.com>
2081 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2084 2012-02-02 Jan Hubicka <jh@suse.cz>
2085 Tom de Vries <tom@codesourcery.com>
2088 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2089 * varpool.c (varpool_analyze_pending_decls): Likewise.
2091 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2092 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2094 * config.gcc: Add cr16-* support.
2096 * doc/extend.texi: Document cr16 extensions.
2097 * doc/install.texi: Document cr16 install.
2098 * doc/invoke.texi: Document cr16 options.
2099 * doc/md.texi: Document cr16 constraints.
2101 * common/config/cr16/cr16-common.c: New file.
2102 * config/cr16/cr16.c: New file.
2103 * config/cr16/cr16.h: New file.
2104 * config/cr16/cr16.md: New file.
2105 * config/cr16/cr16.opt: New file.
2106 * config/cr16/cr16-protos.h: New file.
2107 * config/cr16/predicates.md: New file.
2108 * config/cr16/constraints.md: New file.
2109 * config/cr16/t-cr16: New file.
2111 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2114 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2115 that operands[2] is either immediate, or q_regs_operand.
2117 PR tree-optimization/52073
2118 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2119 a pattern stmt for pattern uses, ignore uses outside of the loop.
2121 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2123 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2124 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2125 (OUT_AS1, OUT_AS2): Remove.
2127 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2129 PR rtl-optimization/51374
2130 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2131 to cross other volatile_refs_p insns.
2133 2012-02-01 Richard Guenther <rguenther@suse.de>
2135 * doc/invoke.texi (fno-inline): Clarify documentation.
2136 (finline-small-functions): Likewise.
2137 (finline-functions): Likewise.
2138 * common.opt (finline): Adjust comment and documentation.
2139 (finline-small-functions): Clarify documentation.
2140 (finline-functions): Likewise.
2141 (finline-functions-called-once): Likewise.
2143 2012-02-01 Tristan Gingold <gingold@adacore.com>
2145 * c-typeck.c (composite_type): Keep mode for pointers.
2147 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2149 * function.h (regno_reg_rtx): Adjust comment.
2150 * reginfo.c (init_reg_modes_target): Only use the previous mode
2151 if it fits within one register. Remove MIPS comment.
2153 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2156 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2158 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2160 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2161 to srak instruction.
2163 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2165 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2167 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2172 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2174 2012-01-31 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/51528
2177 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2180 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2185 * ree.c (add_removable_extension): Change def_map argument
2186 to unsigned *, store in def_map 1 + offset into *insn_list vector
2187 instead of pointers into the vector.
2188 (find_removable_extensions): Adjust caller.
2190 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2192 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2193 Transform all "* quoted-c-code" to { c-code }.
2194 Remove redundant test for "optimize" in combine patterns.
2195 Move (include "avr-dimode.md") to end of file.
2197 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2200 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2201 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2203 2012-01-30 Richard Guenther <rguenther@suse.de>
2205 PR tree-optimization/52028
2206 * tree-loop-distribution.c (ldist_gen): Properly update
2209 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2212 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2213 set_cur_line_info_table if not emitting debug info.
2215 PR tree-optimization/52046
2216 * tree-vect-patterns.c (check_bool_pattern): Give up if
2217 a comparison could throw.
2220 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2222 2012-01-30 Richard Guenther <rguenther@suse.de>
2224 PR tree-optimization/52045
2225 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2226 SSA form if cfgcleanup did anything.
2228 2012-01-30 Richard Guenther <rguenther@suse.de>
2230 PR tree-optimization/52045
2231 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2232 before computing final todo.
2234 2012-01-30 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/51528
2237 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2240 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2242 * df-problems.c (df_kill_notes): Check that the use refers
2243 to the note under examination.
2245 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2248 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2249 parameter and use short-lived pseudos.
2250 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2251 (sparc_expand_vector_init): Const-ify local variables and adjust
2252 calls to above functions.
2254 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2256 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2258 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2260 * doc/invoke.texi: Make usage of "compile time" and
2261 "run time"/"runtime" consistent throughout the file.
2263 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2265 * config/alpha/alpha.c (alpha_option_override): Default to
2266 full IEEE compliance mode for Go language.
2268 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2270 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2271 (LINK_SSP_SPEC): Define.
2273 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2276 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2279 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2281 * doc/invoke.texi: Correct hyphenation of "floating point",
2282 "double precision", and related terminology throughout the file.
2284 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2287 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2288 arm_general_register_operand predicate for operand 2 instead of
2291 2012-01-27 Ian Lance Taylor <iant@google.com>
2294 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2295 * builtins.c (expand_builtin_init_trampoline): Add onstack
2296 parameter. Change caller.
2297 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2298 * tree.c (build_common_builtin_nodes): Declare
2299 __builtin_init_heap_trampoline.
2301 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2303 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2304 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2305 * config/avr/avr.c: Ditto.
2306 (avr_regnames): Remove because unused.
2307 * config/avr/avr.md (*cpse.ne): New peephole.
2308 (*cpse.eq): New peephole from former cpse peepholes.
2310 2012-01-27 Michael Eager <eager@eagercon.com>
2312 * config/microblaze.c (microblaze_emit_compare): Correct
2313 test after pcmp instruction.
2315 2012-01-27 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/52020
2318 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2320 2012-01-27 Richard Guenther <rguenther@suse.de>
2322 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2323 function non-const/pure.
2325 2012-01-27 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/50444
2328 * tree-sra.c (build_ref_for_offset): Properly adjust the
2329 MEM_REF type for unaligned accesses.
2331 2012-01-27 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/50444
2334 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2335 (expand_assignment): Use it. Properly handle misaligned
2336 bases when expanding stores to component references.
2337 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2340 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2343 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2344 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2345 * tree-data-ref.c (find_data_references_in_loop): Make static.
2346 (compute_all_dependences): Change return type to bool. Bail out
2347 for too many datarefs in a loop. Move the hunk resetting the data
2348 dependences vector from ...
2349 (compute_data_dependences_for_loop): ... here. Account for
2350 compute_all_dependences returning false.
2351 (compute_data_dependences_for_bb): Likewise.
2352 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2353 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2355 2012-01-27 Richard Guenther <rguenther@suse.de>
2358 * expr.c (store_field): Use the alias-set of the scratch memory
2361 2012-01-27 Tom de Vries <tom@codesourcery.com>
2363 PR tree-optimization/51990
2364 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2366 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2368 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2371 * var-tracking.c (reverse_op): Don't add any reverse operation
2372 if V already has any constant locations.
2374 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2376 * doc/invoke.texi: Correct usage of "command line" (noun)
2377 vs "command-line" (adjective) throughout.
2379 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2381 * doc/invoke.texi (Language Independent Options): Move
2382 -Wcoverage-mismatch blurb from here....
2383 (Warning Options): ...to here.
2385 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2387 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2388 Set rs6000_always_hint to false for 476.
2390 2012-01-27 Matthias Klose <doko@ubuntu.com>
2392 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2394 * incpath.c (add_standard_paths): Likewise.
2396 2012-01-27 Richard Henderson <rth@redhat.com>
2398 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2399 * config/m68k/sync.md (atomic_test_and_set): Rename from
2400 sync_test_and_setqi and adjust the operands.
2401 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2402 and unconditionally enable.
2404 2012-01-27 Richard Henderson <rth@redhat.com>
2406 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2407 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2408 (ldstub): Rename from ldstubqi.
2409 (ldstub<I24MODE>): Remove.
2411 2012-01-27 Richard Henderson <rth@redhat.com>
2413 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2414 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2415 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2416 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2417 * doc/tm.texi: Rebuild.
2419 2012-01-27 Richard Henderson <rth@redhat.com>
2421 * optabs.c (gen_atomic_test_and_set): Remove default.
2422 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2424 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2426 PR rtl-optimization/51978
2427 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2428 (combine_reaching_defs): Likewise.
2429 (struct re_info): Remove.
2430 (add_removable_extension): Remove x and data arguments,
2431 add insn, insn_list and def_map. Use the arguments directly
2432 instead of using struct re_info.
2433 (find_removable_extensions): Don't call add_removable_extension
2434 through note_stores, instead just call it with single_set
2436 (find_and_remove_re): Pass curr_cand->expr instead of
2437 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2439 2012-01-26 Michael Matz <matz@suse.de>
2441 PR tree-optimization/46590
2442 * cfgexpand.c: Revert last change (r183305).
2443 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2445 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2446 checking for emptiness.
2448 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2451 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2452 non-addressable non-BLKmode base correctly.
2454 2012-01-26 Michael Matz <matz@suse.de>
2456 PR tree-optimization/48794
2457 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2458 regions referenced from RESX/EH_DISPATCH.
2460 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2462 * config/s390/s390.h: Make BRANCH_COST an option.
2463 * config/s390/s390.opt: New option -mbranch-cost.
2465 2012-01-26 Richard Henderson <rth@redhat.com>
2467 Revert 2012-01-24 change:
2468 * trans-mem.c (requires_barrier): Do not instrument thread local
2469 variables and emit save/restore for them.
2471 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2474 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2477 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2479 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2482 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2485 Rename __pgm to __flash.
2486 Rename __pgm1 to __flash1.
2487 Rename __pgm2 to __flash2.
2488 Rename __pgm3 to __flash3.
2489 Rename __pgm4 to __flash4.
2490 Rename __pgm5 to __flash5.
2491 Rename __pgmx to __memx.
2492 * doc/extend.texi (AVR Named Address Spaces)
2493 Rename address space names as indicated above.
2494 * config/avr/avr.c (avr_addrspace): Ditto.
2496 * config/avr/avr-protos.h
2497 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2498 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2499 * config/avr/predicates.md: Ditto.
2500 * config/avr/avr.c Ditto, and
2501 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2502 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2504 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2505 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2506 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2507 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2508 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2509 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2510 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2511 * config/avr/avr.c: Ditto.
2512 * config/avr/avr.md: Ditto.
2514 2012-01-25 Jason Merrill <jason@redhat.com>
2517 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2519 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2521 PR tree-optimization/51987
2522 * tree-data-ref.c (get_references_in_stmt): Handle references in
2523 non-volatile GIMPLE_ASM.
2525 2012-01-25 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2528 bases are dereferenced.
2530 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2532 PR rtl-optimization/48374
2533 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2535 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2537 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2538 compute_data_dependences_for_loop returns false.
2539 * tree-parloops.c (loop_parallel_p): Likewise.
2541 2012-01-25 Richard Guenther <rguenther@suse.de>
2543 * tree.h (get_pointer_alignment_1): Declare.
2544 * builtins.c (get_pointer_alignment_1): New function.
2545 (get_pointer_alignment): Use it.
2547 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2549 PR rtl-optimization/48308
2550 * combine.c (enum undo_kind): Add UNDO_LINKS.
2551 (struct undo): Add member l to other_contents and where.
2552 (do_SUBST_LINK): New.
2554 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2555 (undo_all): Handle UNDO_LINKS.
2557 2012-01-25 Richard Henderson <rth@redhat.com>
2559 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2562 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2564 * optabs.c (gen_atomic_test_and_set): Use each argument.
2566 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2568 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2569 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2570 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2571 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2572 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2573 TARGET_PAIRED_SINGLE_FLOAT.
2575 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2577 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2578 (in_struct, return_val): Remove MEM documentation.
2579 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2580 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2581 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2583 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2584 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2585 * expr.c (store_field): Likewise.
2586 * function.c (assign_stack_temp_for_type): Likewise.
2587 * ifcvt.c (noce_try_cmove_arith): Likewise.
2588 * reload1.c (reload): Likewise.
2589 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2590 (alpha_set_memflags): Likewise.
2591 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2593 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2595 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2597 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2598 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2599 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2601 * cselib.c (cselib_rtx_varies_p): Delete.
2602 (cselib_invalidate_mem): Update call to canon_true_dependence.
2603 * dse.c (record_store, check_mem_read_rtx): Likewise.
2604 (scan_reads_nospill): Likewise.
2605 * cse.c (check_dependence): Likewise.
2606 (cse_rtx_varies_p): Delete.
2607 * expr.c (safe_from_p): Update call to true_dependence.
2608 * ira.c (validate_equiv_mem_from_store): Likewise.
2609 (memref_referenced_p): Likewise.
2610 * postreload-gcse.c (find_mem_conflicts): Likewise.
2611 * sched-deps.c (sched_analyze_2): Likewise.
2612 * store-motion.c (load_kills_store): Likewise.
2613 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2614 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2615 (compute_transp): Update call to canon_true_dependence.
2617 2012-01-25 Richard Henderson <rth@redhat.com>
2619 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2620 (maybe_emit_atomic_test_and_set): New.
2621 (expand_sync_lock_test_and_set): Use it.
2622 (expand_atomic_test_and_set): Likewise.
2623 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2624 the implementation; clarify implementation defined details.
2625 * doc/md.texi (atomic_test_and_set): Document.
2627 2012-01-25 Richard Henderson <rth@redhat.com>
2629 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2631 2012-01-25 Richard Henderson <rth@redhat.com>
2634 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2635 to effect no-op split.
2637 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2640 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2641 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2642 (BT_FN_VOID_PTR_INT_SIZE): New.
2643 (BT_FN_UINT_UINT_VAR): Remove.
2644 (BT_FN_UINT32_UINT32_VAR): New.
2645 (BT_FN_DOUBLE_VPTR): Remove.
2646 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2648 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2649 (_ITM_changeTransactionMode): Same.
2650 (_ITM_memmoveRtWt): Change return type to void.
2651 (_ITM_memcpyRtWt): Same.
2652 (_ITM_memsetW): Same.
2653 (_ITM_RaRD): Change types to double.
2658 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2660 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2661 Patrick Marlier <patrick.marlier@gmail.com>
2663 * trans-mem.c (requires_barrier): Do not instrument thread local
2664 variables and emit save/restore for them.
2666 2012-01-24 Jason Merrill <jason@redhat.com>
2669 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2670 output static aliases.
2672 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2675 * common.opt (-pie, -shared, pie, shared): Change from Common to
2677 * gcc.c (display_help): Display help for -pie and -shared.
2679 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2682 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2683 Remove note on size/offset limitation.
2684 (AVR Variable Attributes): Add example how to read data located
2685 with progmem. Refer to named address spaces.
2686 * doc/invoke.texi (AVR Options): Fix typo.
2688 2012-01-24 Richard Guenther <rguenther@suse.de>
2690 Forward-port to trunk
2691 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2694 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2695 op0 isn't sufficiently aligned and there is movmisalignM
2696 insn for mode, use it to load op0 into a temporary register.
2698 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2701 * target.def (const_not_ok_for_debug_p): New hook.
2702 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2704 * doc/tm.texi: Regenerated.
2705 * dwarf2out.c (const_ok_for_output_1): If
2706 targetm.const_not_ok_for_debug_p returns true, fail.
2707 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2709 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2711 2012-01-23 Kai Tietz <ktietz@redhat.com>
2714 * config/i386/predicates.md (symbolic_operand): Allow
2715 UNSPEC_PCREL as PIC expression for lea.
2716 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2717 * config/i386/i386.c (ix86_delegitimize_address): Handle
2718 UNSPEC_PCREL for none-MEM, too.
2720 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2722 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2723 (ipa_tm_create_version_alias): Same.
2725 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2728 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2729 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2731 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2732 Patrick Marlier <patrick.marlier@gmail.com>
2733 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2736 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2737 simple_object_start_read.
2739 2012-01-23 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/51895
2743 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2744 parameter decomposition into BLKmode components.
2746 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2748 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2749 fake variables for restrict-qualified pointers whose pointed-to type
2750 contains a placeholder.
2752 2012-01-23 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/51949
2755 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2757 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2759 PR rtl-optimization/51933
2760 * ree.c (transform_ifelse): Return true right away if dstreg is
2761 already wider or equal to cand->mode.
2762 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2763 (make_defs_and_copies_lists): Remove defs_list and copies_list
2764 arguments, add state argument, just truncate state->work_list
2765 instead of always allocating and freeing the vector. Assert that
2766 get_defs succeeds instead of returning 2. Changed return type to bool.
2767 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2768 have ext_src_mode, see if it has been modified already with the
2769 right kind of extension and has been extended before from the
2770 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2771 just return true. Remember the original mode in state->modified array.
2772 (combine_reaching_defs): Add state argument. Don't allocate and
2773 free here def_list, copied_list and vec vectors, instead just
2774 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2775 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2776 Add state variable, clear vectors in it, initialize state.modified
2777 if needed. Free all the vectors at the end and state.modified too.
2778 Don't skip a candidate if the extension expression has been modified.
2780 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2783 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2784 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2785 (extra_options) interix.opt -> i386/interix.opt"
2786 (extra_objs):Add winnt-stubs.o
2787 * configure.ac: Add interix to target_os .comm on PE check.
2788 * configure: Regenerate.
2789 * config/interix3.h: Delete and move bits to..
2790 * config/interix.h: Delete and move bits to..
2791 * config/i386/i386-interix3.h: Delete and move bits to..
2792 * config/i386/i386-interix.h: ..here.
2793 (TARGET_CPU_DEFAULT): Remove redefinition.
2794 (TARGET_ASM_CONSTRUCTOR): Undefine.
2795 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2796 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2797 (PTRDIFF_TYPE): Define.
2798 (LONG_DOUBLE_TYPE_SIZE): Define.
2799 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2800 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2801 (TARGET_SECTION_TYPE_FLAGS): Define.
2802 (ASM_DECLARE_FUNCTION_NAME): Define.
2803 (ASM_OUTPUT_EXTERNAL): Define.
2804 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2805 (ASM_OUTPUT_ALIGNED_BSS): Define.
2806 (PCC_BITFIELD_TYPE_MATTERS): Define.
2807 (USE_CONST_SECTION): Define.
2808 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2809 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2810 (SUPPORTS_ONE_ONLY): Remove.
2811 (I386_PE_STRIP_ENCODING): Define.
2812 * config/interix.opt: Delete and move bits to..
2813 * config/i386/interix.opt: ..here. New.
2814 (mpe-aligned-commons): Add.
2815 * config/i386/t-interix: Add copyright header.
2816 (winnt-stubs.o): Add rule.
2818 2012-01-22 Jason Merrill <jason@redhat.com>
2821 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2822 for extra name aliases.
2824 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2826 PR rtl-optimization/51924
2827 * ree.c (combine_set_extension): Improve debugging message.
2828 (combine_reaching_defs): Likewise.
2829 (get_defs): Rename confusingly named variable.
2830 (find_and_remove_re): Skip a candidate if the extension expression has
2833 2012-01-21 Robert Millan <rmh@gnu.org>
2834 Gerald Pfeifer <gerald@pfeifer.com>
2836 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2837 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2839 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2841 PR tree-optimization/51914
2842 * tree-vect-stmts.c (vectorizable_conversion): For
2843 cvt_type && modifier == WIDEN, put temporary with cvt_type
2844 at the beginning of vec_dsts and set vec_dest to temporary
2847 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2849 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2851 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2853 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2854 * config/rs6000/rs6000.c: Likewise.
2856 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2859 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2860 output_move_double on a copy of operands array.
2862 2012-01-20 Cary Coutant <ccoutant@google.com>
2863 Dodji Seketeli <dodji@redhat.com>
2866 * dwarf2out.c (copy_declaration_context): Return ref to parent
2867 of declaration DIE, if necessary.
2868 (remove_child_or_replace_with_skeleton): Add new parameter; update
2869 caller. Place skeleton DIE under parent DIE of original declaration.
2870 Move call to copy_declaration_context to here ...
2871 (break_out_comdat_types): ... from here.
2873 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2875 PR rtl-optimization/51856
2876 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2879 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2882 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2883 hints for neon loads and stores.
2885 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2889 * doc/extend.texi (Named Address Spaces): Split into subsections.
2890 (AVR Named Address Spaces): New subsection.
2891 (M32C Named Address Spaces): New subsection.
2892 (RL78 Named Address Spaces): New subsection.
2893 (SPU Named Address Spaces): New subsection.
2894 (Variable Attributes): New anchor "AVR Variable Attributes".
2895 (AVR Variable Attributes): Rewrite and avoid wording
2896 "address space" in this context.
2897 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2898 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2899 (AVR Built-in Macros): New subsubsection therein.
2900 * doc/md.texi (AVR constraints): Remove "C04", "R".
2902 2012-01-20 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/51903
2905 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2906 when removing stmts.
2908 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2911 * config/arm/arm.c (arm_load_pic_register): Use
2912 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2913 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2914 (arm_pic_static_addr): Likewise.
2915 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2916 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2917 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2918 (pic_load_addr_unified): New.
2920 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2923 * function.c (instantiate_virtual_regs_in_insn): Use
2924 delete_insn_and_edges when removing a wrong asm insn.
2926 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2928 PR rtl-optimization/40761
2929 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2930 Add new member loop_num.
2931 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2932 (ira_build): Remove the parameter.
2934 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2935 (ira.c): Do not build CFG loops for one region allocation. Remove
2936 argument from ira_build call.
2938 * ira-build.c (init_loop_tree_node): New function.
2939 (create_loop_tree_nodes): Use it. Separate the case when CFG
2940 loops are not built.
2941 (more_one_region_p): Check current_loops.
2942 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2944 (add_loop_to_tree): Process loop equal to NULL too.
2945 (form_loop_tree): Separate the case when CFG loops are not built.
2946 Use explicitly number for the root.
2947 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2949 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2950 instead of loop->num.
2951 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2952 (mark_all_loops_for_removal): Ditto.
2953 (remove_unnecessary_regions): Separate the case when CFG loops
2955 (ira_build): Remove the parameter. Use explicit number of regions
2956 when CFG loops are not built.
2958 * ira-color.c (print_loop_title): Separate the case for the root node.
2959 Use loop_num instead of loop->num.
2960 (move_spill_restore): Use loop_num instead of loop->num.
2962 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2963 (change_loop): Ditto.
2964 (change_loop): Use loop_num instead of loop->num.
2966 * ira-lives.c (process_bb_node_lives): Ditto.
2968 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2970 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2972 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2975 * tree-mudflap.c (mf_artificial): New function.
2976 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2977 mx_register_decls, mudflap_enqueue_decl): Use it.
2980 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2981 numbers in the insn pattern.
2983 2012-01-19 Michael Matz <matz@suse.de>
2985 PR tree-optimization/46590
2986 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2987 use it in remembering which conflicts we already created.
2988 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2991 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2994 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2995 (merge_and_complain): Same.
2997 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3000 * config/initfini-array.h: Guard content of the header
3001 with #ifdef HAVE_INITFINI_ARRAY.
3002 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3003 Add initfini-array.h to tm_file here.
3004 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3005 * config.gcc: Don't add initfini-array.h to tm_file here.
3006 * configure: Regenerated.
3008 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3010 PR rtl-optimization/51505
3011 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3012 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3013 (df_note_bb_compute): Update the call to df_kill_notes.
3015 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3017 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3019 2012-01-18 Richard Guenther <rguenther@suse.de>
3021 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3022 of conversions to void *.
3024 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3025 Richard Sandiford <rdsandiford@googlemail.com>
3029 * optabs.h (simplify_expand_binop): Declare.
3030 * optabs.c (simplify_expand_binop): Make global.
3031 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3032 endian targets if the source cannot be exactly covered by word
3035 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3038 * hard-reg-set.h (struct hard_reg_set_container): New type.
3039 * target.h (struct hard_reg_set_container): Forward declare.
3040 * target.def (set_up_by_prologue): New target hook.
3041 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3042 * doc/tm.texi: Regenerated.
3043 * function.c (thread_prologue_and_epilogue_insns): Change
3044 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3045 Call targetm.set_up_by_prologue on it.
3046 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3047 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3049 2012-01-17 Nick Clifton <nickc@redhat.com>
3051 * config/rx/rx.c (rx_can_use_simple_return): New function.
3052 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3053 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3055 2012-01-17 Richard Guenther <rguenther@suse.de>
3058 * expr.c (expand_assignment): Take address-space information
3059 from the address operand of MEM_REF and TARGET_MEM_REF.
3060 (expand_expr_real_1): Likewise.
3062 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3064 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3065 reload dump is requested.
3067 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3070 * trans-mem.c (requires_barrier): Call may_be_aliased.
3072 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/51877
3075 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3076 call arguments and fndecls compare equal, instead return false if they
3077 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3078 both SSA_NAMEs that are valueized the same, or they satisfy
3081 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3083 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3085 * configure: Regenerate.
3087 2012-01-16 Jan Hubicka <jh@suse.cz>
3091 * convert.c (convert_to_integer): Use fold_convert for
3092 converting an INTEGER_CST to integer type.
3094 2012-01-16 Jason Merrill <jason@redhat.com>
3097 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3099 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3102 * config/s390/s390.c (s390_chunkify_start): Don't skip
3103 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3104 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3105 If insn is followed by NOTE_INSN_VAR_LOCATION or
3106 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3107 Don't use location of note insns.
3109 PR tree-optimization/51865
3110 * tree-inline.c (tree_function_versioning): Call remap_decl
3111 on DECL_RESULT whenever it has VOID_TYPE_P type.
3113 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3115 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3116 for calls to locally-binding MIPS16 functions if only the return
3117 type uses float regs.
3119 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3120 Richard Sandiford <rdsandiford@googlemail.com>
3122 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3123 (SYMBOL_32_HIGH): Likewise.
3124 (mips_output_tls_reloc_directive): Declare.
3125 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3126 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3127 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3128 (mips_lo_relocs, mips_hi_relocs): Make extern.
3129 (mips16_stub_function): Move up file.
3130 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3131 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3132 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3133 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3134 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3135 (mips_get_tp): Add MIPS16 support.
3136 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3137 Generalize DTPREL and TPREL handling.
3138 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3139 Add MIPS16 TLS support.
3140 (mips_output_tls_reloc_directive): New function.
3141 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3142 * config/mips/predicates.md (symbolic_operand_with_high)
3143 (tls_reloc_operand): New predicates.
3144 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3145 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3146 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3147 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3148 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3149 (*tls_get_tp_mips16_call_<mode>): Likewise.
3151 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3153 PR rtl-optimization/51821
3154 * recog.c (peep2_find_free_register): Determine clobbered registers
3157 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3160 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3161 * config/avr/avr.c: Likewise.
3162 * config/avr/avr.h: Likewise.
3164 2012-01-13 Ian Lance Taylor <iant@google.com>
3167 * tree.h (TYPE_QUALS): Add cast to int.
3168 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3170 2012-01-13 Ian Lance Taylor <iant@google.com>
3172 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3173 comparing param_index to VEC_length result.
3175 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3177 * c-decl.c: Do not include tree-mudflap.h
3178 * tree-optimize.c: Likewise.
3179 * Makefile.in: Update dependencies.
3181 2012-01-13 Richard Guenther <rguenther@suse.de>
3184 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3185 variable-sized result always use RSO.
3187 2012-01-12 DJ Delorie <dj@redhat.com>
3189 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3190 pointer type, not just the default pointer type.
3192 2012-01-09 Richard Henderson <rth@redhat.com>
3193 Denis Chertykov <chertykov@gmail.com>
3196 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3197 * config/avr/avr.c (avr_can_eliminate): Simplify.
3198 (avr_initial_elimination_offset): Likewise.
3199 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3200 (expand_epilogue): Likewise.
3201 (avr_legitimize_address): Gut.
3202 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3203 (avr_hard_regno_nregs): New.
3204 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3205 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3206 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3207 add soft frame pointer.
3208 (CALL_USED_REGISTERS): Likewise.
3209 (REG_CLASS_CONTENTS): Likewise.
3210 (REGISTER_NAMES): Likewise.
3211 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3212 (HARD_FRAME_POINTER_REGNUM): New.
3213 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3214 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3215 remove the HARD_FRAME_POINTER self-elimination.
3217 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3220 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3221 DECL_EXTERNAL when checking for initializers of progmem variables.
3223 2012-01-12 Ira Rosen <irar@il.ibm.com>
3225 PR tree-optimization/51799
3226 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3227 that the last operation is a type demotion.
3229 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3232 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3234 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3237 * combine.c (distribute_notes): If i3 is a noreturn call,
3238 allow old_size to be equal to args_size and make sure the
3239 noreturn call gets REG_ARGS_SIZE note.
3240 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3241 on noreturn calls even when the delta is 0.
3243 2012-01-11 Nathan Sidwell <nathan@acm.org>
3245 * gcov.c (STRING_SIZE): Remove.
3246 (generate_results): Erase annotations for source files with no
3247 coverage information.
3249 (output_lines): Use it.
3251 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3253 * gimple.h (gimplify_body): Remove first argument.
3254 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3255 pointer set here, instead just pass DATA to walk_tree.
3256 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3257 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3258 (unvisit_body): Likewise, but with unmark_visited.
3259 (gimplify_body): Remove BODY_P argument and adjust.
3260 (gimplify_function_tree): Adjust call to gimplify_body.
3261 * omp-low.c (finalize_task_copyfn): Likewise.
3263 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3265 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3266 (build_function_type_skip_args): Delete.
3267 * tree.c (build_function_type_skip_args): Make static and add
3268 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3269 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3270 pass it to build_function_type_skip_args.
3271 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3272 (tree_function_versioning): Likewise.
3273 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3274 build_function_decl_skip_args.
3275 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3276 and pass it to build_function_decl_skip_args/tree_function_versioning.
3277 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3278 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3279 * trans-mem.c (ipa_tm_create_version): Likewise.
3280 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3281 * tree-inline.c (declare_return_variable): Remove always-true test.
3282 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3283 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3284 * ipa-split.c (split_function): Skip the return value for the split
3285 part if it doesn't return.
3287 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3289 PR tree-optimization/49642
3290 * ipa-split.c (forbidden_dominators): New variable.
3291 (check_forbidden_calls): New function.
3292 (dominated_by_forbidden): Likewise.
3293 (consider_split): Check for forbidden dominators.
3294 (execute_split_functions): Initialize and free forbidden
3295 dominators info; call check_forbidden_calls.
3297 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3299 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3301 2012-01-11 Nick Clifton <nickc@redhat.com>
3303 * config/rx/rx.md (return): Define pattern.
3305 2012-01-11 Richard Guenther <rguenther@suse.de>
3307 * doc/extend.texi (malloc attribute): Adjust according to
3310 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3311 Patrick Marlier <patrick.marlier@gmail.com>
3314 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3315 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3316 (ipa_tm_note_irrevocable): Same.
3317 (ipa_tm_scan_irr_block): Same.
3318 (ipa_tm_decrement_clone_counts): Same.
3319 (ipa_tm_scan_irr_function): Same.
3320 (ipa_tm_create_version_alias): Same.
3321 (ipa_tm_create_version): Same.
3322 (ipa_tm_transform_calls_redirect): Same.
3323 (ipa_tm_transform_calls): Same.
3324 (ipa_tm_transform_transaction): Same.
3325 (ipa_tm_execute): Same.
3327 2012-01-10 Richard Guenther <rguenther@suse.de>
3330 * opts.c (common_handle_option): Handle -Werror.
3332 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3334 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3337 2012-01-10 Jason Merrill <jason@redhat.com>
3339 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3342 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3344 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3345 supports R_386_TLS_GD_PLT reloc.
3346 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3347 supports R_386_TLS_LDM_PLT reloc.
3348 * configure: Regenerate.
3349 * config.in: Regenerate.
3351 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3354 Extend __pgmx semantics to linearize memory.
3355 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3356 determine if code comes inline or from libgcc.
3357 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3358 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3359 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3360 (movmemx_qi, movmemx_hi): New insns.
3361 (xload_<mode>_libgcc): Rewrite to new insn condition.
3362 (xload_<mode>): Remove insns.
3363 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3364 cases that don't satisfy avr_xload_libgcc_p().
3365 (avr_addr_space_convert): Allow converting in any direction.
3366 (avr_addr_space_subset_p): Return always true.
3367 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3368 (avr_emit_movmemhi): Ditto.
3369 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3370 (avr_out_movmem): Ditto.
3371 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3372 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3373 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3374 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3375 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3377 2012-01-10 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/50913
3380 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3381 Require data-refs to be representable by Graphite with respect
3384 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3387 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3389 2012-01-10 Tom de Vries <tom@codesourcery.com>
3391 PR rtl-optimization/51271
3392 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3393 handling annulled branch.
3395 2012-01-10 Richard Henderson <rth@redhat.com>
3397 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3398 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3399 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3400 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3401 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3402 arm_expand_vec_perm_const): New.
3403 * config/arm/arm-protos.h: Update.
3404 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3405 (*neon_vswp<VDQX>): New.
3406 (neon_vcombine<VDX>): Use neon_split_vcombine.
3407 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3408 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3409 (vec_perm<VE>): New.
3411 2012-01-10 Richard Henderson <rth@redhat.com>
3413 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3414 use it if reload_completed.
3415 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3416 arm_output_asm_insn, arm_process_output_memory_barrier,
3417 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3418 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3419 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3420 arm_process_output_sync_insn, arm_output_sync_insn,
3421 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3422 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3423 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3424 (emit_unlikely_jump): New.
3425 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3426 (arm_split_atomic_op): New.
3427 * config/arm/arm-protos.h: Update.
3428 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3429 (struct arm_sync_generator): Remove.
3430 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3431 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3432 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3433 (VUNSPEC_LL, VUNSPEC_SC): New.
3434 (sync_result, sync_memory, sync_required_value, sync_new_value,
3435 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3436 (attr length): Don't use arm_sync_loop_insns.
3437 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3438 (movsfcc, movdfcc): Likewise.
3439 * config/arm/constraints.md (Ua): New.
3440 * config/arm/prediates.md (mem_noofs_operand): New.
3441 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3442 (sync_clobber, sync_t2_reqd): Remove.
3443 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3444 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3445 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3446 (arm_sync_compare_and_swap<SIDI>): Remove.
3447 (arm_sync_compare_and_swap<NARROW>): Remove.
3448 (arm_sync_lock_test_and_set<SIDI>): Remove.
3449 (arm_sync_lock_test_and_set<NARROW>): Remove.
3450 (arm_sync_new_<syncop><SIDI>): Remove.
3451 (arm_sync_new_<syncop><NARROW>): Remove.
3452 (arm_sync_new_nand<SIDI>): Remove.
3453 (arm_sync_new_nand<NARROW>): Remove.
3454 (arm_sync_old_<syncop><SIDI>): Remove.
3455 (arm_sync_old_<syncop><NARROW>): Remove.
3456 (arm_sync_old_nand<SIDI>): Remove.
3457 (arm_sync_old_nand<NARROW>): Remove.
3458 (*memory_barrier): Merge arm_output_memory_barrier.
3459 (atomic_compare_and_swap<QHSD>): New.
3460 (atomic_compare_and_swap<NARROW>_1): New.
3461 (atomic_compare_and_swap<SIDI>_1): New.
3462 (atomic_exchange<QHSD>): New.
3463 (cas_cmp_operand, cas_cmp_str): New.
3464 (atomic_op_operand, atomic_op_str): New.
3465 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3466 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3467 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3468 (arm_load_exclusive<NARROW>): New.
3469 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3470 (arm_store_exclusive<QHSD>): New.
3472 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3474 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3475 reload patterns if -mvsx-scalar-memory.
3477 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3478 generated, even -mno-vsx-scalar-double was used.
3479 (vsx_xscvdpsp_scalar): Likewise.
3480 (vsx_xscvspdp_scalar2): Likewise.
3482 2012-01-09 Tom de Vries <tom@codesourcery.com>
3483 Andrew Pinski <apinski@cavium.com>
3486 * reorg.c (fill_slots_from_thread): Don't speculate
3487 frame-related insns.
3489 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3491 * sched-int.h (bb_note): Move to...
3492 * basic-block.h: ...here.
3493 * haifa-sched.c (bb_note): Move to...
3494 * cfgrtl.c: ...here.
3495 * function.c (next_block_for_reg): New function.
3496 (move_insn_for_shrink_wrap): Likewise.
3497 (prepare_shrink_wrap): Rewrite to use the above.
3499 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3501 * gimple.c (is_gimple_non_addressable): Remove.
3502 * gimple.h: Remove is_gimple_non_addressable.
3503 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3504 is_gimple_non_addressable.
3505 * trans-mem.c (expand_assign_tm): Same.
3507 2012-01-09 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/51775
3510 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3511 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3513 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3515 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3517 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3519 2012-01-09 Richard Guenther <rguenther@suse.de>
3521 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3523 2012-01-08 Jan Hubicka <jh@suse.cz>
3525 PR tree-optimize/51680
3526 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3527 on when known_vals needs to be computed; cleanup.
3529 2012-01-08 Jan Hubicka <jh@suse.cz>
3531 PR tree-optimize/51694
3532 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3534 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3536 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3537 for -std=c++98 and -std=c++11 too.
3539 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3541 * cfgloop.c (cancel_loop): Add free() of bbs array.
3543 2012-01-07 Jan Hubicka <jh@suse.cz>
3545 PR tree-optimization/51600
3546 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3547 that benefits small functions.
3549 2012-01-07 Jan Hubicka <jh@suse.cz>
3551 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3553 2012-01-07 Jan Hubicka <jh@suse.cz>
3555 PR tree-optimization/51680
3556 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3557 whose inlining reduce unit size.
3559 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3562 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3563 Add canonical node to containing_mem chain after the non-canonical
3564 one, even if there weren't any locs to propagate.
3565 (remove_useless_values): Keep only canonical values.
3566 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3567 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3568 canonicalize mem_chain elements that are not discarded.
3570 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3573 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3574 before emitting functions.
3576 PR gcov-profile/50127
3577 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3578 clear_aux_for_blocks.
3580 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3583 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3585 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3587 * c-decl.c (ext_block): Moved up.
3588 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3590 2012-01-06 Han Shen <shenhan@google.com>
3592 Translate built-in include paths for sysroot.
3593 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3594 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3596 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3597 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3599 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3600 control whether sysroot should be prepended to gxx include dir.
3602 * configure: Regenerate.
3604 2012-01-06 Torvald Riegel <triegel@redhat.com>
3606 PR rtl-optimization/51771
3607 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3608 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3610 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3612 PR tree-optimization/51315
3613 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3614 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3616 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3619 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3620 for shrp pattern. Correctly handle and fixup shift variable.
3621 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3623 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3626 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3627 note when !ACCUMULATE_OUTGOING_ARGS.
3629 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3631 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3633 (extract_range_from_unary_expr_1): Avoid useless computations.
3635 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3637 PR rtl-optimization/51767
3638 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3639 of jump_block and add an extra edge for degenerated asm gotos.
3642 * stmt.c (check_unique_operand_names): Don't ICE during error
3643 reporting if i is from labels chain.
3646 * profile.c (branch_prob): Split bbs that have exit edge
3647 and need a fake entry edge too.
3649 2012-01-05 Jan Hubicka <jh@suse.cz>
3652 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3655 2012-01-05 Richard Guenther <rguenther@suse.de>
3658 * tree-streamer-out.c (write_ts_optimization): New function.
3659 (streamer_write_tree_body): Call it.
3660 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3661 (streamer_read_tree_body): Call it.
3662 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3664 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3667 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3668 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3669 in_cleanup_point_expr before gimplify_stmt call and restore it
3671 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3672 in_cleanup_point_expr is false.
3674 2012-01-05 Richard Guenther <rguenther@suse.de>
3677 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3679 * toplev.c (process_options): Reject combining mudflap and LTO.
3680 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3682 2012-01-05 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/51760
3685 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3687 (bit_value_unop): Handle UNDEFINED operands.
3688 (bit_value_binop): Likewise.
3690 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3692 * config/avr/avr.c (avr_replace_prefix): Remove.
3693 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3694 (avr_asm_function_rodata_section): Ditto.
3695 (avr_asm_select_section): Ditto.
3697 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3699 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3702 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3705 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3706 calls that have any non-fake successor edges.
3709 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3711 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3713 PR tree-optimization/51624
3714 * tree-sra.c (build_ref_for_model): When replicating a chain of
3715 COMPONENT_REFs, stop as soon as the offset would become negative.
3717 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3720 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3721 in .debug_loc on the floor.
3723 2012-01-04 Andrew Pinski <apinski@cavium.com>
3725 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3727 2012-01-04 Andrew Pinski <apinski@cavium.com>
3728 Adam Nemet <anemet@caviumnetworks.com>
3730 * config/mips/mips.md (size): Add SI and DI.
3731 (SIZE): New mode attribute.
3732 (U): New code attribute.
3733 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3734 (mips_lbux_<mode>): Delete.
3735 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3736 (mips_lhx): Use gen_mips_lhx_extsi.
3737 (mips_lhx_<mode>): Delete.
3739 (mips_l<size>x): New expand.
3740 (mips_lwx_<mode>): Delete.
3741 (mips_l<GPR:size>x_<P:mode>): New pattern.
3742 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3743 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3744 * config/mips/mips.c (mips_lx_address_p): New function.
3745 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3746 (dsp64): New availability predicate.
3747 (mips_builtins): Add an entry for __builtin_mips_ldx.
3748 * config/mips/mips.h (ISA_HAS_LBX): New define.
3749 (ISA_HAS_LBUX): Likewise.
3750 (ISA_HAS_LHX): Likewise.
3751 (ISA_HAS_LHUX): Likewise.
3752 (ISA_HAS_LWX): Likewise.
3753 (ISA_HAS_LWUX): Likewise.
3754 (ISA_HAS_LDX): Likewise.
3755 * doc/extend.texi (__builtin_mips_ldx): Document.
3757 2012-01-04 Tristan Gingold <gingold@adacore.com>
3759 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3760 when long pointers are used.
3761 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3762 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3763 (ia64-hp-*vms*): Remove.
3764 * config/vms/xm-vms64.h: Delete.
3766 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3769 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3771 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3773 * opts.c (finish_options): Remove duplicate sorry.
3775 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3778 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3781 2012-01-04 Richard Guenther <rguenther@suse.de>
3784 * tree.c (size_low_cst): New function.
3785 * tree.h (size_low_cst): Declare.
3786 * fold-const.c (fold_comparison): Use it to extract the low
3787 part of the POINTER_PLUS_EXPR offset.
3789 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3791 Fix clearing ZERO_REG
3792 * config/avr/avr.md (cc): Add alternative "ldi".
3793 (movqi_insn): Use it in cc attribute.
3794 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3795 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3796 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3798 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3800 * configure: Regenerate.
3802 2012-01-04 Richard Guenther <rguenther@suse.de>
3804 PR tree-optimization/49651
3805 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3806 (var_can_have_subvars): Use it.
3807 (get_constraint_for_1): Only consider subfields if there can be any.
3809 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3812 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3813 to its new canonical_cselib_val and the cselib_val was in
3814 first_containing_mem chain, but the canonical_cselib_val was not,
3815 add the latter into the chain.
3816 (cselib_invalidate_mem): Compare canonical_cselib_val of
3817 addr_list chain elt with v.
3820 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3821 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3823 (output_macinfo_op): Don't ggc_strdup fd->filename.
3824 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3825 then ggc_strdup it. Don't free inc->info or cur->info.
3826 (output_macinfo): Don't free ref->info or file->info.
3828 2012-01-03 Ira Rosen <irar@il.ibm.com>
3830 PR tree-optimization/51269
3831 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3832 first_niters a pointer.
3833 (slpeel_tree_peel_loop_to_edge): Likewise.
3834 (vect_do_peeling_for_loop_bound): Update call to
3835 slpeel_tree_peel_loop_to_edge.
3836 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3837 here. Remove it from the parameters list.
3838 (vect_do_peeling_for_alignment): Update calls and compute
3841 2012-01-03 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/51070
3844 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3845 Properly handle calls.
3847 2012-01-03 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/51692
3850 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3851 the LHS of allocation stmts.
3853 2012-01-03 Olivier Hainque <hainque@adacore.com>
3855 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3857 2012-01-03 Olivier Hainque <hainque@adacore.com>
3859 * collect2.c (main): In AIX specific computations for vector
3860 insertions, use CONST_CAST2 to cast from char ** to const char **.
3862 2012-01-03 Richard Guenther <rguenther@suse.de>
3865 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3866 the context of a limbo DIE when it does not already exist.
3868 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3870 PR tree-optimization/51719
3871 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3872 but direct call is, clear direct call's lhs and don't add fallthrough
3873 edge from dcall_bb to join_bb and PHIs.
3875 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3877 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3878 the instructions emitted by the pattern.
3879 ("*TDC_insn_<mode>"): Add comment.
3881 2012-01-03 Richard Guenther <rguenther@suse.de>
3884 * fold-const.c (fold_comparison): Properly canonicalize
3885 tree offset and HOST_WIDE_INT bit position.
3887 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3889 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3890 operands for extzv pattern.
3892 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3895 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3898 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3900 * doc/invoke.texi (-flto and related options): Copy-edit.
3902 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3904 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3906 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3908 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3911 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3913 * expr.h (move_by_pieces_ninsns): Declare.
3914 * expr.c (move_by_pieces_ninsns): Make external.
3915 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3916 (mips_store_by_pieces_p): Likewise.
3917 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3918 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3919 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3920 (mips_store_by_pieces_p): Likewise.
3922 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3924 * passes.c (register_one_dump_file): Free full_name.
3926 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3927 (calculate_elim_costs_all_insns): Free offsets_at and
3928 offsets_known_at at the end and clear the pointers.
3930 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3932 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3933 this option introduced in r180739.
3935 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3938 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3939 (tmake_file target=avr): Add avr/t-multilib.
3941 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3942 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3943 * config/avr/genmultilib.awk: New file.
3944 * config/avr/t-multilib: New auto-generated file.
3945 * config/avr/multilib.h: New auto-generated file.
3946 * config/avr/t-avr (AVR_MCUS): New variable.
3947 (genopt.sh): Use it.
3948 (s-mlib): Depend on t-multilib.
3949 (t-multilib, multilib.h): New dependencies.
3950 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3951 (MULTILIB_OPTIONS): Remove.
3952 (MULTILIB_MATCHES): Remove.
3953 (MULTILIB_DIRNAMES): Remove.
3954 (MULTILIB_EXCEPTIONS): Remove:
3955 * config/avr/genopt.sh: Don't use hard coded file name;
3956 pass AVR_MCUS from t-avr instead.
3958 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3960 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3962 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3964 Implement light-weight DImode support.
3965 * config/avr/avr-dimode.md: New file.
3966 * config/avr/avr.md: Include it.
3967 (adjust_len): Add plus64, compare64.
3968 (HIDI): Remove code iterator.
3969 (code_stdname): New code attribute.
3970 (rotx, rotsmode): Remove DI.
3971 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3973 * config/avr/avr-protos.h (avr_have_dimode): New.
3974 (avr_out_plus64, avr_out_compare64): New.
3975 * config/avr/avr.c (avr_out_compare): Handle DImode.
3976 (avr_have_dimode): New variable definition and initialization.
3977 (avr_out_compare64, avr_out_plus64): New functions.
3978 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3979 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3980 (avr_compare_pattern): Skip DImode comparisons.
3982 2012-01-02 Revital Eres <revital.eres@linaro.org>
3984 * ddg.c (def_has_ccmode_p): New function.
3985 (add_cross_iteration_register_deps,
3986 create_ddg_dep_from_intra_loop_link): Call it.
3988 2012-01-02 Richard Guenther <rguenther@suse.de>
3991 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3993 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3995 * gcc.c (process_command): Update copyright notice dates.
3996 * gcov.c (print_version): Likewise.
3997 * gcov-dump.c (print_version): Likewise.
3998 * mips-tfile.c (main): Likewise.
3999 * mips-tdump.c (main): Likewise.
4001 2012-01-01 Ira Rosen <irar@il.ibm.com>
4003 PR tree-optimization/51704
4004 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4005 a use is inside the basic block or loop before accessing its vect info.
4007 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4009 PR rtl-optimization/51069
4010 * cfgloopmanip.c (remove_path): Removing path making irreducible
4011 region unconditional makes BB part of the region.
4013 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4015 PR tree-optimization/51683
4016 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4017 calls with side-effects.
4018 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4020 Copyright (C) 2012 Free Software Foundation, Inc.
4022 Copying and distribution of this file, with or without modification,
4023 are permitted in any medium without royalty provided the copyright
4024 notice and this notice are preserved.