1 2012-04-13 Tom de Vries <tom@codesourcery.com>
3 Backport from mainline r186418.
5 2012-04-13 Tom de Vries <tom@codesourcery.com>
7 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8 parameters vuse and vuse_escaped.
9 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
10 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
13 2012-04-13 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/52969
16 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
17 the condition for the COND_EXPR and handle predicate negation
18 by swapping the COND_EXPR arms.
20 2012-04-13 Richard Guenther <rguenther@suse.de>
23 * convert.c (convert_to_pointer): Remove special-casing of
26 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28 Backport from mainline
29 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
32 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
33 the list of options to enable the FCFID instruction.
34 (TARGET_EXTRA_BUILTINS): Adjust comment.
36 2012-04-12 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/52943
39 * tree-chrec.h (chrec_is_positive): Remove.
40 * tree-scalar-evolution.c (chrec_is_positive): Move ...
41 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
42 Return false for a constant zero instead of negative.
43 (analyze_siv_subscript_cst_affine): Handle zero difference
44 in the initial condition explicitely.
46 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
49 * varasm.c (process_pending_assemble_externals): Set
50 pending_assemble_externals_processed true.
51 (assemble_external): Call assemble_external_real if the pending
52 assemble externals have been processed.
54 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
57 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
58 the DECL generated for the special GOT helper.
60 2012-04-06 Walter Lee <walt@tilera.com>
62 Backport from mainline
63 2012-03-07 Walter Lee <walt@tilera.com>
65 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
66 REG_CFA_* notes for the stack pointer.
67 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
68 EH_RETURN_STACKADJ_RTX.
69 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
70 generate REG_CFA_* notes for the stack pointer.
71 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
72 by EH_RETURN_STACKADJ_RTX.
74 2012-04-06 Matt Turner <mattst88@gmail.com>
76 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
78 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
80 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
81 of the destination isn't also a FP_REGS register.
83 2012-04-03 Richard Guenther <rguenther@suse.de>
85 Backport from mainline
86 2012-03-02 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/52406
89 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
90 (struct indices): Add unconstrained_base member.
91 (struct dr_alias): Remove unused vops member.
92 (DR_UNCONSTRAINED_BASE): New define.
93 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
94 add indices to allow their disambiguation. Make DR_BASE_OBJECT
95 be an artificial access that covers the whole indexed object,
96 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
97 plain decl base-objects to their MEM_REF variant.
98 (dr_may_alias_p): When the base-object of either data reference
99 has unknown size use only points-to information.
100 (compute_affine_dependence): Make dumps easier to read and
102 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
103 DR_REF when looking for packed references.
104 (vect_supportable_dr_alignment): Likewise.
106 2012-04-03 Richard Guenther <rguenther@suse.de>
108 Backport from mainline
109 2012-03-15 Richard Guenther <rguenther@suse.de>
112 * tree-data-ref.c (subscript_dependence_tester_1): Check
113 all dimensions for non-conflicting access functions.
115 2012-04-03 Richard Guenther <rguenther@suse.de>
117 Backport from mainline
118 2012-03-06 Richard Guenther <rguenther@suse.de>
121 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
123 2012-03-23 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/52678
126 * tree-vectorizer.h (struct _stmt_vec_info): Add
127 loop_phi_evolution_part member.
128 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
129 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
130 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
131 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
132 Use the cached evolution part and the PHI nodes value from
133 the loop preheader edge instead of re-analyzing the evolution.
135 2012-03-26 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/52701
138 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
139 compute and set the evolution part of PHI nodes.
141 2012-03-30 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/52754
144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
145 propagate arbitrary addresses into really plain dereferences.
147 2012-04-03 Jakub Jelinek <jakub@redhat.com>
149 PR tree-optimization/52835
150 * tree-data-ref.c (build_rdg): Return NULL if
151 compute_data_dependences_for_loop failed.
153 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
155 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
156 (stmt_can_make_abnormal_goto): Use it.
157 (is_ctrl_altering_stmt): Likewise.
159 2012-03-31 Martin Jambor <mjambor@suse.cz>
161 Backported from mainline
162 2012-03-30 Martin Jambor <mjambor@suse.cz>
164 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
165 is a builtin_stack_save in a dominating BB.
167 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
169 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
170 crossing 128bit lane boundary.
172 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
174 Backported from mainline
175 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
180 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
181 * config/i386/i386.c: Include reload.h.
182 (ix86_legitimize_reload_address): New function.
184 2012-03-28 Martin Jambor <mjambor@suse.cz>
186 Backported from mainline
187 2012-03-27 Martin Jambor <mjambor@suse.cz>
190 * tree-sra.c (sra_modify_assign): Do not call
191 load_assign_lhs_subreplacements when working with an unscalarizable
194 2012-03-28 Jakub Jelinek <jakub@redhat.com>
197 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
198 __builtin_va_start to __builtin_next_arg if the latter is
199 builtin_decl_explicit_p rather than when it is not.
202 * tree-vect-generic.c (vector_element): Perform multiplication
203 for pos in bitsizetype type instead of idx type.
205 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
207 Backport from 2012-03-28 mainline r185910.
210 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
211 (avr_builtin_decl): New static function.
212 (struct avr_builtin_description, avr_bdesc): Move up.
213 Add GTY marker. Add field fndecl. Remove redundant field id.
214 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
215 (avr_expand_builtin): Code cleanup because .id is removed.
217 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
220 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
223 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
225 Backport from 2012-03-28 mainline r185907.
228 * config.gcc (tm_file): Remove avr/multilib.h.
230 * doc/invoke.texi (AVR Options): Adjust
231 documentation of -mtiny-stack.
233 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
234 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
235 * config/avr/t-avr: Remove generation of multilib.h.
236 * config/avr/t-multilib: Regenerate.
237 * config/avr/multilib.h: Remove.
238 * config/avr/avr.opt (-msp8): New option.
239 (avr_sp8): New variable.
240 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
241 * config/avr/avr.h (AVR_HAVE_SPH): New define.
242 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
243 (avr_device_to_sp8): New prototype.
244 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
245 (DRIVER_SELF_SPECS): New define.
246 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
247 __AVR_SP8__, __AVR_HAVE_SPH__.
248 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
249 AVR_HAVE_8BIT_SP to decide if SP_H is present.
250 (avr_file_start): Ditto.
252 2012-03-28 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
256 instead of 8 in adjust_address.
258 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
260 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
261 of a unit before computing the offset in units.
263 2012-03-27 Richard Guenther <rguenther@suse.de>
266 * fold-const.c (try_move_mult_to_index): Handle &x.array more
269 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
272 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
274 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
277 * varasm.c: Include pointer-set.h.
278 (pending_assemble_externals_set): New pointer set.
279 (process_pending_assemble_externals): Destroy the pointer set.
280 (assemble_external): See if decl is in pending_assemble_externals_set,
281 and add it to pending_assemble_externals if necessary.
282 (init_varasm_once): Allocate pending_assemble_externals_set.
284 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
286 Backported from mainline
287 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
290 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
291 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
292 (vector_ltgt<mode>): Likewise.
293 (vector_ordered<mode>): Likewise.
294 (vector_unordered<mode>): Likewise.
295 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
297 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
299 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
302 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
304 Backported from mainline
305 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
309 * config/sh/sh.c (sh_register_move_cost): Increase cost between
310 GENERAL_REGS and FP_REGS for SImode.
312 2012-03-22 Jakub Jelinek <jakub@redhat.com>
315 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
316 on any new_local_var_chain vars declared during recursing on
317 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
319 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
321 Backport from 2012-03-22 mainline r185692.
324 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
325 (unspecv): Add UNSPECV_MEMORY_BARRIER.
326 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
327 (delay_cycles_1, delay_cycles_2): Ditto.
328 (delay_cycles_3, delay_cycles_4): Ditto.
329 (nopv, *nopv): Ditto.
330 (sleep, *sleep): Ditto.
333 Backport from 2012-03-21 mainline r185605.
335 PR rtl-optimization/52543
337 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
338 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
339 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
340 (avr_load_libgcc_p): Restrict to __flash loads.
341 (avr_out_lpm): Only handle 1-byte loads from __flash.
342 (avr_load_lpm): New function.
343 (avr_find_unused_d_reg): Remove.
344 (avr_out_lpm_no_lpmx): Remove.
345 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
346 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
347 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
348 (load_<mode>, load_<mode>_clobber): New insns.
349 (mov<mode>): For multi-byte move from non-generic
350 16-bit address spaces: Expand to load_<mode> resp.
352 (load<mode>_libgcc): Remove expander.
353 (split-lpmx): Remove split.
355 Backport from 2012-03-13 mainline r185329.
358 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
359 offset (size) to a value the insns can deal with.
360 (expand_epilogue): Ditto.
362 Backport from 2012-03-12 mainline r185256.
365 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
366 type from reg_class_t to enum reg_class.
367 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
369 Backport from 2012-03-12 mainline r185253.
372 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
373 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
374 r184615 from 2012-02-28.
376 Backport from 2012-03-08 mainline r185105.
378 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
379 for constants in [-63,63].
381 Backport from 2012-03-08 mainline r185100.
384 * config/avr/avr.c (avr_mem_clobber): New static function.
385 (avr_expand_delay_cycles): Add memory clobber operand to
386 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
387 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
388 (enable_interrupt, disable_interrupt): New expander.
389 (nopv, sleep, wdr): New expanders.
390 (delay_cycles_1): Add memory clobber.
391 (delay_cycles_2): Add memory clobber.
392 (delay_cycles_3): Add memory clobber.
393 (delay_cycles_4): Add memory clobber.
394 (cli_sei): New insn from former "enable_interrupt",
395 "disable_interrupt" with memory clobber.
396 (*wdt): New insn from former "wdt" with memory clobber.
397 (*nopv): Similar, but for "nopv".
398 (*sleep): Similar, but for "sleep".
400 Backport from 2012-03-07 mainline r185043.
403 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
405 Backport from 2012-03-07 mainline r185032.
408 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
409 to: RAMPZ, RAMPY, RAMPX, RAMPD.
410 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
412 Backport from 2012-03-07 mainline r185031.
415 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
417 * config/avr/avr.md (xload_8): Adjust insn length.
419 Backport from 2012-03-07 mainline r185030.
422 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
423 if RAMPZ affects reading from RAM.
425 Backport from 2012-03-05 mainline r184919.
427 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
429 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
431 Backport from mainline r185259.
434 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
435 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
437 2012-03-22 Jakub Jelinek <jakub@redhat.com>
439 Backported from mainline
440 2012-03-13 Jakub Jelinek <jakub@redhat.com>
443 * c-parser.c (c_parser_postfix_expression)
444 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
446 * config/i386/smmintrin.h: Avoid /* within a comment.
447 * config/i386/nmmintrin.h: Likewise.
449 2012-03-22 Richard Guenther <rguenther@suse.de>
451 * BASE-VER: Set to 4.7.1.
452 * DEV-PHASE: Set to prerelease.
454 2012-03-22 Release Manager
456 * GCC 4.7.0 released.
458 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
460 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
462 2012-03-15 Jakub Jelinek <jakub@redhat.com>
463 Andrew Pinski <apinski@cavium.com>
466 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
467 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
468 calls instead of __builtin_ir{int,ound}*.
470 2012-03-14 Jakub Jelinek <jakub@redhat.com>
473 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
476 2012-03-13 Joseph Myers <joseph@codesourcery.com>
478 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
479 Refer to GCC 4.7 version of c99status.html.
481 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
483 Backport from mainline
484 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
486 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
487 redefine to be NULL if the current bit-size is different from the
490 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
491 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
492 set the default tuning. Add asserts to make sure the cpu and tune
493 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
494 test whether the index is set, instead of > 0.
495 (rs6000_file_start): Do not reset the default cpu if the current
496 bit-size is different from the configured bit-size.
498 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
500 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
502 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
503 Update binutils references.
504 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
505 Update binutils reference.
506 Update Sun as/GNU ld caveat.
507 Document binutils largefile requirement for LTO plugin.
508 Remove reference to alternate libpthread.
510 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
512 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
514 (Specific, mips-sgi-irix6): Likewise.
516 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
518 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
519 * configure: Regenerate.
521 2012-03-07 Richard Henderson <rth@redhat.com>
523 * config/m68k/m68k.h (ISA_HAS_TAS): New.
524 * config/m68k/sync.md (atomic_test_and_set): Use it.
525 (atomic_test_and_set_1): Likewise.
527 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
530 * Makefile.in: Let install-gcc-ar depend on installdirs,
531 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
532 Don't double canonicalize if cross-compiling.
534 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
536 * trans-mem.c: New typedef for tm_region_p.
537 Define vector types for tm_region_p.
538 (tm_region_init): Replace region_worklist to a vector called
541 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
544 * trans-mem.c (tm_region_init): Use last_basic_block.
546 2012-03-05 Richard Henderson <rth@redhat.com>
549 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
550 * omp-low.c (expand_omp_atomic): Assume anything aligned to
551 BIGGEST_ALIGNMENT is aligned.
553 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
555 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
557 2012-03-05 Richard Henderson <rth@redhat.com>
560 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
561 instead of calling negqi2 directly.
563 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
565 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
566 (INTMAX_TYPE): Use it.
567 (UINTMAX_TYPE): Likewise.
568 (SUBTARGET_OVERRIDE_OPTIONS): Define.
569 (irix6_c_common_override_options): Declare.
570 (C_COMMON_OVERRIDE_OPTIONS): Define.
571 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
572 * config/mips/irix6-c.c: New file.
573 * config/mips/t-irix6 (irix6-c.o): New target.
574 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
577 2012-03-02 Richard Henderson <rth@redhat.com>
579 * optabs.c (expand_atomic_test_and_set): Honor
580 atomic_test_and_set_trueval even when atomic_test_and_set
583 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
585 Backport from mainline
586 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
588 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
590 2012-03-02 Richard Guenther <rguenther@suse.de>
592 * DEV-PHASE: Set to prerelease.
594 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
596 * config.gcc (obsolete): Add all ARM targets using the FPA.
597 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
598 * doc/install.texi: Avoid references to obsolete ARM ports.
600 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
602 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
604 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
605 Joern Rennecke <joern.rennecke@embecosm.com>
607 * doc/extend.texi: Expand and update information on interrupt
608 attribute for Epiphany.
610 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
612 * config/sh/sh-protos.h: Update copyright notice dates.
613 * config/sh/sh.h: Likewise.
614 * config/sh/sh.md: Likewise.
615 * config/sh/constraints.md: Likewise.
616 * config/sh/predicates.md: Likewise.
618 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
620 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
621 * config/sh/sh.c (tertiary_reload_operand): Likewise.
623 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
625 * config/sh/constraints.md: Fix comment typo.
627 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
631 unsigned HOST_WIDE_INT.
632 (zvdep_imm64): Likewise.
633 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
634 (vdepi_and): Likewise.
635 Likewise for unamed 64-bit patterns.
636 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
638 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
641 PR rtl-optimization/52417
642 * cselib.c (cselib_any_perm_equivs): New variable.
643 (cselib_reset_table): Check that it's not set when not
644 preserving constants.
645 (cselib_add_permanent_equiv): Set it.
646 (cselib_have_permanent_equivalences): New.
647 (cselib_init, cselib_finish): Reset it.
648 * cselib.h (cselib_have_permanent_equivalences): Declare.
649 * alias.c (get_addr): Restore earlier behavior when there
650 aren't permanent equivalences.
652 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
654 * config/mn10300/mn10300-modes.def: Fix copyright notice.
655 * config/v850/v850-modes.def: Fix copyright notice.
657 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
659 * doc/extend.texi (AVR Built-in Functions): Document
660 __builtin_avr_flash_segment.
662 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
663 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
664 (*split.flash_segment): New insn-and-split.
665 * config/avr/avr.c (avr_init_builtins): Add local variables:
666 const_memx_void_node, const_memx_ptr_type_node,
667 char_ftype_const_memx_ptr.
669 2012-03-01 Jakub Jelinek <jakub@redhat.com>
671 PR tree-optimization/52445
672 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
673 add ssa_name_ver, offset and size fields and change store field
675 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
676 (add_or_mark_expr): Likewise. Only consider previous stores
677 with the same size and offset.
678 (nt_init_block): Only look at gimple_assign_single_p stmts,
679 doesn't look at rhs2.
681 2012-03-01 Richard Guenther <rguenther@suse.de>
684 * tree-cfg.c (verify_gimple_assign_unary): Allow any
685 conversions from integral types to pointer types.
687 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
689 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
690 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
691 unintentionally removed in r184616.
693 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
695 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
698 2012-02-29 Jakub Jelinek <jakub@redhat.com>
699 Uros Bizjak <ubizjak@gmail.com>
702 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
703 alternatives, add "e" constraint to the new last alternative
704 and ! to last 3 alternatives.
706 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
708 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
709 DW_AT_artificial attributes at the end of the processing.
710 (gen_array_type_die): Likewise.
711 (gen_enumeration_type_die): Likewise.
712 (gen_struct_or_union_type_die): Likewise.
713 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
716 2012-02-29 Jakub Jelinek <jakub@redhat.com>
719 * expr.c (expand_assignment): If doing misaligned store that doesn't
720 cover all mode bits, perform a RMW cycle.
722 PR tree-optimization/52429
723 * tree-parloops.c (separate_decls_in_region_debug): Return early
724 if var is LABEL_DECL.
726 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
728 PR tree-optimization/52424
729 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
730 calling dom_thread_across_edge.
732 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
734 * config/avr/avr.c: Move definition of TARGET macros to end of file.
736 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
738 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
739 * config/avr/avr.c (avr_output_bld): Remove unused function.
740 (avr_out_sbxx_branch): Use "%T" to print bit position.
742 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
744 * config/avr/avr.md: Untabify.
746 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
748 * config/avr/avr.md (eqne): New code iterator.
749 (*dec-and-branchsi): Use it in text peephole's condition.
750 (*dec-and-branchhi): Ditto.
751 (*dec-and-branchqi): Ditto.
753 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
756 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
757 the device does not have the skip-bug.
759 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
761 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
762 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
763 -mpretend-cmove): New.
765 2012-02-29 Jakub Jelinek <jakub@redhat.com>
768 * df.h (struct df_d): Adjust comment that hard_regs_live_count
769 doesn't count DEBUG_INSN refs.
770 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
773 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
777 2012-02-20 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/52298
779 * tree-vect-stmts.c (vectorizable_load): Properly use
780 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
783 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
786 * gimple.h (gimple_in_transaction): New.
787 (gimple_set_in_transaction): New.
788 (struct gimple_statement_base): Add in_transaction field.
789 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
791 (tree_ssa_lim_initialize): Compute transaction bits.
792 * tree.h (compute_transaction_bits): Protoize.
793 * trans-mem.c (tm_region_init): Use the heap to store BB
795 (compute_transaction_bits): New.
797 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
799 * gcc.c (display_help): Document --help=common and sort entries
802 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
804 * doc/install.texi: Document check-$LANG specific shortcuts
806 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
809 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
811 * config/arm/arm_neon.h: Regenerate.
812 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
813 (neon_vcgeu): New insn.
814 (neon_vcgtu): Likewise.
815 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
816 (ops): Unsigned comparison intrinsics call a different
819 2012-02-28 Richard Guenther <rguenther@suse.de>
822 * config/i386/i386.c (ix86_expand_vector_set): Fix element
823 ordering for the VEC_CONCAT for two element vectors for
824 V2SFmode, V2SImode and V2DImode.
826 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
829 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
830 detecting big-endian triplets.
832 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
834 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
835 mode if there is no type information available.
837 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
839 PR tree-optimization/53207
840 * doc/invoke.texi: Document as experimental and relying on graphite.
842 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
844 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
845 of initializer to changes from r184614.
847 2012-02-28 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/52395
850 * tree-sra.c (build_ref_for_offset): Also look at the base
851 TYPE_ALIGN when figuring out the alignment of the replacement.
853 2012-02-28 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/52402
856 * ipa-prop.c (ipa_modify_call_arguments): Properly use
857 mis-aligned types when creating the accesses at the call site.
859 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
861 * config/avr/builtins.def: New file.
862 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
863 * config/avr/avr.c (enum avr_builtin_id): Use it.
864 (avr_init_builtins): Use it. And use avr_bdesc.
865 (bdesc_1arg): Remove.
866 (bdesc_2arg): Remove.
867 (bdesc_3arg): Remove.
868 (struct avr_builtin_description): Add field n_args.
869 (avr_bdesc): New static variable using builtins.def.
870 (avr_expand_builtin): Use it.
871 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
872 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
873 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
875 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
878 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
879 match only one single hard register with respective hard reg rtx.
880 (movmemx_<mode>): Ditto.
881 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
882 insn anatomy of movmem[x]_<mode>.
883 (avr_out_movmem): Same for printing assembler and operand usage.
885 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
889 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
890 address spaces located outside of device flash.
892 * config/avr/avr.h (base_arch_s): Remove field n_segments.
893 (mcu_type_s): Add field n_flash.
894 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
895 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
896 (AVR_MCU): Add N_FLASH argument.
897 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
898 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
899 macro __FLASH<n> if that address space makes sense for the device.
900 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
901 outside of target flash.
902 (avr_asm_named_section): Ditto.
903 (avr_asm_select_section): Ditto.
904 (avr_addr_space_convert): Ditto.
905 (avr_emit_movmemhi): Ditto.
906 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
907 address space is outside of device flash.
908 (avr_insert_attributes): Ditto.
909 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
910 avr_current_arch->n_segments.
912 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
915 * config/i386/i386.md (*movabs<mode>_1): Enable only for
917 (*movabs<mode>_2): Likewise.
919 2012-02-27 Jakub Jelinek <jakub@redhat.com>
922 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
923 s_register_operand in the test instead of REG_P. Don't call
924 gen_reg_rtx if it won't be used.
926 PR tree-optimization/52376
927 * ipa-split.c (split_function): Ignore CLOBBER stmts.
929 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
931 * ifcvt.c (noce_get_condition): Check condition variable is not
932 small_register_classes_for_mode_p before accepting.
934 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
938 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
941 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
942 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
944 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
946 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
948 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
950 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
952 * config/sh/predicates.md: Remove blank lines.
953 * config/sh/sh.c: Fix typos in comments.
954 * config/sh/constraints.md: Likewise.
955 * config/sh/sh.md: Remove blank lines.
956 Fix typos in comments. Use ;; as comment characters.
958 2012-02-26 Walter Lee <walt@tilera.com>
960 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
961 (replace_mov_pcrel_step2): Ditto.
963 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
966 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
967 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
968 and locs that reference values newer than the non-canonical value
969 at hand. Return the canonical value as a worst case.
970 (memrefs_conflict_p): Walk canonical value's locs.
973 * cselib.c (preserve_only_constants): Rename to...
974 (preserve_constants_and_equivs): ... this. Split out...
975 (invariant_or_equiv_p): ... this. Preserve plus expressions
976 of other preserved expressions too.
977 (cselib_reset_table): Adjust.
978 * var-tracking.c (reverse_op): Use canonical value to build
981 2012-02-23 Kai Tietz <ktietz@redhat.com>
983 * config/i386/i386.c (ix86_delegitimize_address): Handle
984 UNSPEC_PCREL plus displacement.
986 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
989 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
990 to test for unusedness in st X addressing.
992 2012-02-24 Richard Guenther <rguenther@suse.de>
995 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
996 (is_gimple_reg_type): Move inline ...
997 * gimple.h (is_gimple_reg_type): ... here.
999 2012-02-24 Richard Guenther <rguenther@suse.de>
1002 * passes.c (execute_function_todo): When verifying SSA form
1003 verify gimple form first.
1004 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1006 2012-02-24 Richard Guenther <rguenther@suse.de>
1009 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1010 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1012 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1014 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1016 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1018 * tree-phinodes.c (make_phi_node): Mark static.
1019 * tree-flow.h (make_phi_node): Remove extern decl.
1020 * doc/gimple.texi (make_phi_node): Remove documentation.
1022 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1024 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1025 * tree-ssa-sccvn.c (print_scc): Ditto.
1027 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1029 * doc/passes.texi (Full redundancy elimination): Fix typo.
1031 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1033 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1035 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1038 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1040 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1043 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1045 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1047 * config/avr/avr.md (code_stdname): Add ior, xor.
1048 (xior): New code iterator.
1049 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1050 (*<code_stdname><mode>qi.byte1-3): Ditto.
1052 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1054 PR tree-optimization/52019
1055 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1058 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1060 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1061 HAVE_INITFINI_ARRAY to work around namespace pollution in
1062 certain versions of newlib system headers.
1063 * config.in: Regenerate.
1064 * configure: Regenerate.
1065 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1066 instead of HAVE_INITFINI_ARRAY.
1068 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1072 is not offsettable memory reference.
1074 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1077 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1078 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1080 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1082 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1083 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1085 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1087 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1088 library on Solaris 8 even without TLS support.
1089 * configure: Regenerate.
1091 2012-02-22 Richard Guenther <rguenther@suse.de>
1094 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1095 for GIMPLE_DEBUG stmts.
1097 2012-02-22 Martin Jambor <mjambor@suse.cz>
1100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1101 according to the base object.
1103 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1105 PR rtl-optimization/50063
1106 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1107 and 2 (8-bit SP) in operand 2.
1108 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1109 setup to use movhi_sp_r instead of vanilla move to write SP.
1110 Adjust REG_CFA notes to superseed unspec.
1111 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1113 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1114 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1115 irq_state 1 (IRQ known to be on) here.
1117 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1119 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1121 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1122 assign_hard_reg): Likewise.
1124 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1126 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1128 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1131 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1132 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1134 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1136 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1137 prototype from here to...
1138 * config/avr/avr.h: ...here.
1140 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1143 * thumb2.md (thumb2_shiftsi3_short): Split register and
1144 immediate shifts. For register shifts tie operands 0 and 1.
1145 (peephole2 for above): Check that register-controlled shifts
1146 have suitably tied operands.
1148 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1151 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1152 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1153 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1154 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1155 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1156 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1157 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1158 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1159 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1160 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1161 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1162 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1163 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1164 bdver1_ssevector_avx256_unaligned_load,
1165 bdver1_ssevector_sse128_unaligned_load,
1166 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1167 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1168 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1169 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1170 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1171 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1172 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1173 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1174 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1175 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1176 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1177 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1178 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1179 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1180 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1181 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1182 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1183 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1184 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1185 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1186 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1187 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1188 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1189 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1190 bdver1_ssediv_double_load, bdver1_ssediv_double,
1191 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1192 Add "bdver2" attribute.
1194 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1196 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1197 default if possible and not specified otherwise.
1199 2012-02-21 Richard Guenther <rguenther@suse.de>
1202 * gimplify.c (create_tmp_from_val): Use the main variant type
1203 for the type of the temporary we create.
1205 2012-02-21 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/52324
1208 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1209 do not gimplify a MEM_REF address operand if it is already
1212 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1214 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1215 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1217 2012-02-21 Richard Guenther <rguenther@suse.de>
1219 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1220 nested_in_vect_loop.
1222 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1224 PR tree-optimization/52318
1225 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1226 vdef also to non-pure/const call stmts in the sequence.
1228 2012-02-20 David S. Miller <davem@davemloft.net>
1230 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1231 don't use the "rd %pc" instruction on v9 for PIC register loads.
1233 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1236 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1237 in a transaction safe function.
1239 2012-02-20 Kai Tietz <ktietz@redhat.com>
1242 * stor-layout.c (place_field): Handle desired_align for
1245 2012-02-20 Richard Guenther <rguenther@suse.de>
1247 PR tree-optimization/52298
1248 * tree-vect-stmts.c (vectorizable_store): Properly use
1249 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1251 (vectorizable_load): Likewise.
1252 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1253 Access DR_STEP after ensuring it is not NULL.
1255 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1257 PR tree-optimization/52286
1258 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1259 optimization use double_int_to_tree instead of build_int_cst_wide,
1260 rewrite to use double_int vars.
1262 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1265 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1267 Remove -e 0 from $gcc_cv_ld invocation.
1268 Only use __GLIBC_PREREQ if defined.
1269 Enable on Solaris since Solaris 8 patch.
1270 (gcc_SUN_LD_VERSION): New macro.
1271 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1272 gcc_SUN_LD_VERSION for version number format.
1273 * configure: Regenerate.
1274 * varasm.c (get_elf_initfini_array_priority_section): Set
1275 SECTION_NOTYPE for non-default priority.
1276 Use get_section instead of get_unnamed_section to emit
1277 .init_array/.fini_array with default priority.
1279 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1281 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1282 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1283 (mips_start_unique_function, mips_output_mips16_rdhwr)
1284 (mips_code_end): New functions.
1285 (TARGET_ASM_CODE_END): Define.
1287 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1289 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1290 to stubs with non-sibling calls.
1292 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1294 * doc/invoke.texi (-fira-* options): Copy-edit.
1295 (ira-* parameters): Copy-edit.
1297 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1299 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1300 GCC coding conventions.
1302 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1304 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1305 when used as adjectives.
1307 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1309 * doc/invoke.texi: Clean up "that"/"which" confusion.
1311 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1313 * system.h: Poison SMALL_REGISTER_CLASSES
1314 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1315 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1317 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1319 PR tree-optimization/52285
1320 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1321 when deciding if a call is a tail call or tail recursion.
1323 2012-02-16 Kai Tietz <ktietz@redhat.com>
1325 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1326 interger-constant displacement for UNSPEC_PCREL.
1328 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1330 PR rtl-optimization/52208
1331 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1332 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1334 PR tree-optimization/52255
1335 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1336 loop->header has virtual PHI, but exit_e->dest doesn't, add
1337 virtual PHI to exit_e->dest and adjust all uses after the loop.
1340 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1341 children with clone_tree_hash, not after it.
1343 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1345 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1346 extended identifiers.
1348 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1351 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1352 a same_body_alias, also test whether e->callee isn't a former
1353 or current clone of the decl this is a same body alias of.
1355 PR translation/52264
1356 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1358 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1360 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1362 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1365 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1366 force_reg instead of copy_to_reg for better optimization. Force
1367 non-register or memory operands into a register.
1369 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1371 * extend.texi: Reserve upper bits of memory model for future use.
1373 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1374 Anatoly Sokolov <aesok@post.ru>
1375 Eric Weddington <eric.weddington@atmel.com>
1378 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1379 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1380 Rewrite initializers for .macro.
1381 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1382 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1383 atxmega32d4, atxmega32x1.
1384 avrxmega4: atxmega64a3, atxmega64d3.
1385 avrxmega5: atxmega64a1, atxmega64a1u.
1386 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1387 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1388 avrxmega7: atxmega128a1, atxmega128a1u.
1389 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1390 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1391 (struct base_arch_s): Rename reserved to xmega_p.
1392 Rename reserved2 to have_rampd.
1393 (AVR_XMEGA): New define.
1394 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1395 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1396 * config/avr/predicates.md (io_address_operand): Take into
1398 (low_io_address_operand): Ditto.
1399 (high_io_address_operand): Ditto.
1400 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1401 (enabled, movhi_sp_r): Use them.
1402 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1403 cpp_define_formatted to built-in define __AVR_ARCH__.
1404 (__AVR_XMEGA__): New built-in define.
1405 (__AVR_HAVE_RAMPD__): New built-in define.
1406 (__AVR_HAVE_RAMPX__): New built-in define.
1407 (__AVR_HAVE_RAMPY__): New built-in define.
1408 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1410 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1411 (avr_option_override): Initialize them.
1412 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1413 (avr_init_expanders): Initialize them. No more block several calls.
1414 (emit_push_sfr): New static function.
1415 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1417 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1418 (avr_print_operand): Print addreeses as symbols for
1419 RAMPX, RAMPY, RAMPD, CCP.
1420 (output_movhi): Handle AVR_XMEGA when writing to SP.
1421 (avr_out_movhi_mr_r_xmega): New static function.
1422 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1423 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1424 __RAMPD__, __CCP__ as needed.
1426 * config/avr/multilib.h: Regenerate.
1427 * config/avr/t-multilib: Regenerate.
1428 * config/avr/avr-tables.opt: Regenerate.
1430 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1432 PR tree-optimization/50561
1433 * graphite-flattening.c (lst_project_loop): Do not
1434 remove old scattering dimensions after flattening.
1435 (lst_do_flatten): Likewise.
1437 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1439 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1440 __builtin_avr_map8, __builtin_avr_map16.
1441 Document __builtin_avr_insert_bits.
1443 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1444 (insert_bits): New insn.
1445 (adjust_len.map_bits): Rename to insert_bits.
1446 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1447 * avr-protos.h (avr_out_map_bits): Remove.
1448 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1449 * config/avr/constraints.md (Cxf,C0f): New.
1450 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1451 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1452 New built-in define __BUILTIN_AVR_INSERT_BITS.
1453 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1454 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1455 (avr_move_bits): Rewrite.
1456 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1458 (avr_map_op_t): New typedef.
1459 (avr_map_op): New static variable.
1460 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1461 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1462 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1463 (bdesc_3arg, avr_expand_triop_builtin): New.
1464 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1465 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1466 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1467 (avr_map_equal_p, avr_map_sig_p): Remove.
1468 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1469 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1470 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1471 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1472 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1473 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1475 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1477 * config/c6x/c6x.md (reserve_cycles): New attribute.
1478 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1479 don't reserve functional units after the branch occurs.
1481 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1484 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1485 functions into non-tm_pure functions.
1487 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1490 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1491 (iterative_hash_canonical_type): Likewise.
1492 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1495 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1497 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1498 sched-group insn, it either remains alone or the entire list is pruned.
1500 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1502 * doc/install.texi (Prerequisites): Fix grammar.
1503 (Configuration): Likewise.
1505 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1507 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1508 MPC as part of GCC before describing configuring with --with-gmp etc.
1509 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1510 sources are present.
1512 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1515 * dwarf2out.c (clone_tree_hash): New function.
1516 (copy_decls_walk): Use it instead of clone_tree.
1518 2012-02-14 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/52244
1521 PR tree-optimization/51528
1522 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1523 replacements for integral types.
1525 2012-02-14 Walter Lee <walt@tilera.com>
1527 * config.gcc: Handle tilegx and tilepro.
1528 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1530 Add HAVE_AS_TLS check for tilegx and tilepro.
1531 * configure: Regenerate.
1532 * doc/contrib.texi: Add Mat Hostetter and self.
1533 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1534 Document instruction intrinsics and network accessing intrinsics.
1535 (TILEPro Built-in Functions): New node. Document instruction
1536 intrinsics and network accessing intrinsics.
1537 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1538 (Specific, tilepro-*-linux*): Likewise.
1539 * doc/invoke.texi (TILE-Gx Options): New section.
1540 (TILEPro Options): New section.
1541 * doc/md.texi (TILE-Gx): New section.
1542 (TILEPro): New section.
1543 * common/config/tilegx/tilegx-common.c: New file.
1544 * common/config/tilepro/tilepro-common.c: New file.
1545 * config/tilegx/constraints.md: New file.
1546 * config/tilegx/linux.h: New file.
1547 * config/tilegx/mul-tables.c: New file.
1548 * config/tilegx/predicates.md: New file.
1549 * config/tilegx/sync.md: New file.
1550 * config/tilegx/t-tilegx: New file.
1551 * config/tilegx/tilegx-builtins.h: New file.
1552 * config/tilegx/tilegx-c.c: New file.
1553 * config/tilegx/tilegx-generic.md: New file.
1554 * config/tilegx/tilegx-modes.def: New file.
1555 * config/tilegx/tilegx-multiply.h: New file.
1556 * config/tilegx/tilegx-protos.h: New file.
1557 * config/tilegx/tilegx.c: New file.
1558 * config/tilegx/tilegx.h: New file.
1559 * config/tilegx/tilegx.md: New file.
1560 * config/tilegx/tilegx.opt: New file.
1561 * config/tilepro/constraints.md: New file.
1562 * config/tilepro/gen-mul-tables.cc: New file.
1563 * config/tilepro/linux.h: New file.
1564 * config/tilepro/mul-tables.c: New file.
1565 * config/tilepro/predicates.md: New file.
1566 * config/tilepro/t-tilepro: New file.
1567 * config/tilepro/tilepro-builtins.h: New file.
1568 * config/tilepro/tilepro-c.c: New file.
1569 * config/tilepro/tilepro-generic.md: New file.
1570 * config/tilepro/tilepro-modes.def: New file.
1571 * config/tilepro/tilepro-multiply.h: New file.
1572 * config/tilepro/tilepro-protos.h: New file.
1573 * config/tilepro/tilepro.c: New file.
1574 * config/tilepro/tilepro.h: New file.
1575 * config/tilepro/tilepro.md: New file.
1576 * config/tilepro/tilepro.opt: New file.
1578 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1580 PR tree-optimization/52210
1581 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1582 vect_model_simple_cost with two entry vect_def_type array instead
1583 of an address of dt.
1585 2012-02-14 Richard Guenther <rguenther@suse.de>
1588 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1589 Do not stream DECL_QUALIFIER.
1590 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1591 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1592 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1594 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1597 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1600 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1603 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1604 * cselib.c (cselib_subst_to_values_from_insn): New function.
1605 * sched-deps.c (add_insn_mem_dependence,
1606 sched_analyze_1, sched_analyze_2): Use it.
1608 2012-02-13 Jan Hubicka <jh@suse.cz>
1611 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1613 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1615 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1616 (GTM_SELF_SPECS): Define if not already defined.
1617 (driver_self_specs): Add GTM_SELF_SPECS.
1618 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1619 (GTM_SELF_SPECS): Define.
1620 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1621 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1623 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1625 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1628 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1631 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1632 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1634 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1637 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1639 2012-02-13 Richard Guenther <rguenther@suse.de>
1641 PR translation/52211
1642 * passes.c (enable_disable_pass): Fix typo.
1644 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1647 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1648 XOR for reduce_bit_field if type is unsigned.
1650 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1652 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1653 disallow changes from SFmode to mode with different size in FP regs.
1655 2012-02-12 Robert Millan <rmh@gnu.org>
1656 Gerald Pfeifer <gerald@pfeifer.com>
1658 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1661 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1663 PR rtl-optimization/52175
1664 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1665 to frame-related instructions.
1667 2012-02-10 Jason Merrill <jason@redhat.com>
1670 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1671 (demangle_new_symbols): Fill it.
1672 (scan_linker_output): Walk it.
1673 (start_tweaking): Split out from scan_linker_output.
1674 (maybe_tweak): Update sym->chosen.
1675 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1677 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1680 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1682 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1684 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1685 having the same mode as previous compare.
1687 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1689 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1690 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1691 (nonlocal_goto_internal): Likewise.
1692 (nonlocal_goto): Emit a use and an indirect jump directly.
1694 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1697 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1698 __atomic_{is,always}_lock_free.
1700 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1704 negative constant address for x32.
1706 2012-02-10 Richard Henderson <rth@redhat.com>
1708 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1709 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1710 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1712 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1713 Ira Rosen <irar@il.ibm.com>
1715 PR tree-optimization/50031
1716 * targhooks.c (default_builtin_vectorization_cost): Handle
1718 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1719 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1720 all types of reduction and pattern statements.
1721 (vect_estimate_min_profitable_iters): Likewise.
1722 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1723 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1724 for explicit realigns.
1725 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1726 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1728 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1729 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1730 vec_perm for VSX and handle vec_promote_demote.
1732 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1735 * builtins.c (fold_builtin_atomic_always_lock_free,
1736 expand_builtin_atomic_always_lock_free,
1737 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1738 Return and/or test boolean_true_node/boolean_false_node instead of
1739 integer_one_node/integer_zero_node.
1741 2012-02-10 Jan Hubicka <jh@suse.cz>
1744 * predict.c (predict_paths_for_bb): Prevent looping.
1745 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1747 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1749 * config/arm/arm.c (output_move_double): In one case properly
1750 count number of instructions that will be emitted.
1752 2012-02-10 Richard Guenther <rguenther@suse.de>
1754 PR translation/52193
1755 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1757 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1760 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1762 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1765 * var-tracking.c (emit_note_insn_var_location): If
1766 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1767 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1768 non-NOTE_DURING_CALL_P insn.
1770 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1773 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1775 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1778 * gcc.c (switch_matches) Support switches with separated form,
1781 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1783 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1785 (RAMPZ_ADDR): Ditto.
1786 * config/avr/avr.c (avr_addr_t): New typedef.
1787 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1788 (avr_init_expanders): Initialize it.
1789 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1791 (expand_epilogue): Ditto.
1792 (avr_print_operand): Ditto.
1793 (avr_file_start): Ditto.
1794 (avr_emit_movmemhi): Ditto.
1796 2012-02-08 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/46886
1799 * tree-flow.h (do_while_loop_p): Declare.
1800 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1801 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1803 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1805 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1806 always succeed for integers larger than a native word.
1808 2012-02-08 Richard Guenther <rguenther@suse.de>
1810 PR rtl-optimization/52170
1811 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1812 properly handle integer vector modes.
1814 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1816 PR gcov-profile/52150
1817 * coverage.c: Include target.h.
1818 (build_var): Call targetm.strip_name_encoding on the assembler name.
1819 Change one _ into . or $ if the target allows it.
1820 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1822 PR rtl-optimization/52139
1823 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1824 is a BARRIER after emit_insn_after_noloc, move BB_END
1825 to the last non-BARRIER insn before it.
1827 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1830 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1831 (mips_gimplify_va_arg_expr): Call it instead of
1832 std_gimplify_va_arg_expr.
1834 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1836 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1837 message for -mno-pointers-to-nested-function.
1839 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1842 * expr.c (get_inner_reference): If there is an offset, add a negative
1843 bit position to it (if any).
1845 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1847 PR rtl-optimization/52060
1848 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1849 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1850 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1851 and/or i0src_copy2 when needed.
1853 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1855 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1856 or LTOPLUGINSONAME if have_c.
1858 * config/freebsd-spec.h: Add comment about what macros can be defined
1860 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1861 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1864 2012-02-07 Richard Guenther <rguenther@suse.de>
1866 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1867 newline in -alias dumps.
1869 2012-02-07 Kai Tietz <ktietz@redhat.com>
1870 Dave Korn <dave.korn.cygwin@gmail.com>
1873 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1874 Take care that typinfo gets dllexport-attribute.
1876 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1879 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1880 if modifier < EXPAND_SUM call force_operand on the result.
1882 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1884 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1885 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1887 (epiphany_function_type): Replace types for specific interrupts with
1888 EPIPHANY_FUNCTION_INTERRUPT.
1889 (EPIPHANY_INTERRUPT_P): Update.
1890 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1891 New static function.
1892 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1893 <disinterrupt>: Affects type identity.
1894 (epiphany_handle_interrupt_attribute): Handle variable number of
1896 (epiphany_compute_function_type): Update for new
1897 epiphany_function_type definition.
1898 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1899 handlers with a longcall forwarder.
1900 (epiphany_start_function): Handle multiple interrupt arguments and/or
1901 forwarder_section attribute.
1903 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1906 2012-02-07 Alan Modra <amodra@gmail.com>
1909 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1912 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1914 PR tree-optimization/50969
1915 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1916 use vec_perm rather than vector_stmt.
1917 (vect_model_load_cost): Likewise.
1918 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1919 vec_perm to be the same as other vector statements.
1920 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1921 cost of vec_perm for TARGET_VSX.
1923 2012-02-06 Richard Guenther <rguenther@suse.de>
1925 PR tree-optimization/52115
1926 * tree-sra.c (access_has_replacements_p): New function.
1927 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1929 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1932 * trans-mem.c (expand_call_tm): Add an assertion.
1933 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1936 2012-02-06 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/50955
1939 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1940 raise cost of expressions that replace an address with an
1941 expression based on a different pointer.
1943 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1946 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1947 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1949 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1952 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1953 -Weffc++ and specify guidelines come from second edition.
1955 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1957 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1958 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1959 (call_direct_split, call_value_split, call_value_internal_direct)
1960 (call_value_direct_split, call_value_multiple_split): Use jal and
1961 jal_macro attributes.
1963 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1965 * reload1.c (reload_regs_reach_end_p): Replace with...
1966 (reload_reg_rtx_reaches_end_p): ...this function.
1967 (new_spill_reg_store): Update commentary.
1968 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1969 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1970 before setting new_spill_reg_store.
1971 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1972 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1973 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1974 for non-spill reload registers.
1976 2012-02-05 Ira Rosen <irar@il.ibm.com>
1978 PR tree-optimization/52091
1979 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1980 (vect_is_simple_use_1): Likewise.
1981 * tree-vect-loop.c (vectorizable_reduction): Update calls
1982 to vect_is_simple_use_1 and vect_is_simple_use.
1983 (vectorizable_live_operation): Likewise.
1984 * tree-vect-patterns.c (widened_name_p,
1985 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1986 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1987 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1988 vectorizable_shift,vectorizable_operation, vectorizable_store,
1989 vectorizable_load): Likewise.
1990 (vect_is_simple_cond): Add an argument, pass it to
1991 vect_is_simple_use_1.
1992 (vectorizable_condition): Update calls to vect_is_simple_cond,
1994 (vect_is_simple_use): Add an argument, the statement in which
1995 OPERAND is used. Check that if OPERAND's def stmt is a double
1996 reduction phi node, the use is a phi node too.
1997 (vect_is_simple_use_1): Add an argument, pass it to
1999 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2000 to vect_is_simple_use.
2002 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2004 PR rtl-optimization/52095
2005 * modulo-sched.c (dump_insn_locator): New function.
2006 (loop_canon_p, sms_schedule): Use it.
2008 PR rtl-optimization/52113
2009 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2010 even for decomposable shift/zext insns.
2012 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2013 Zdenek Dvorak <ook@ucw.cz>
2015 PR rtl-optimization/52092
2016 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2017 on get_iv_value result.
2019 2012-02-02 Andrew Pinski <apinski@cavium.com>
2023 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2025 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2028 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2030 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2032 PR rtl-optimization/49800
2033 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2034 (sched_finish): Call regstat_free_n_sets_and_refs.
2036 2012-02-02 Jia Liu <proljc@gmail.com>
2038 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2041 2012-02-02 Jan Hubicka <jh@suse.cz>
2042 Tom de Vries <tom@codesourcery.com>
2045 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2046 * varpool.c (varpool_analyze_pending_decls): Likewise.
2048 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2049 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2051 * config.gcc: Add cr16-* support.
2053 * doc/extend.texi: Document cr16 extensions.
2054 * doc/install.texi: Document cr16 install.
2055 * doc/invoke.texi: Document cr16 options.
2056 * doc/md.texi: Document cr16 constraints.
2058 * common/config/cr16/cr16-common.c: New file.
2059 * config/cr16/cr16.c: New file.
2060 * config/cr16/cr16.h: New file.
2061 * config/cr16/cr16.md: New file.
2062 * config/cr16/cr16.opt: New file.
2063 * config/cr16/cr16-protos.h: New file.
2064 * config/cr16/predicates.md: New file.
2065 * config/cr16/constraints.md: New file.
2066 * config/cr16/t-cr16: New file.
2068 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2071 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2072 that operands[2] is either immediate, or q_regs_operand.
2074 PR tree-optimization/52073
2075 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2076 a pattern stmt for pattern uses, ignore uses outside of the loop.
2078 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2080 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2081 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2082 (OUT_AS1, OUT_AS2): Remove.
2084 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2086 PR rtl-optimization/51374
2087 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2088 to cross other volatile_refs_p insns.
2090 2012-02-01 Richard Guenther <rguenther@suse.de>
2092 * doc/invoke.texi (fno-inline): Clarify documentation.
2093 (finline-small-functions): Likewise.
2094 (finline-functions): Likewise.
2095 * common.opt (finline): Adjust comment and documentation.
2096 (finline-small-functions): Clarify documentation.
2097 (finline-functions): Likewise.
2098 (finline-functions-called-once): Likewise.
2100 2012-02-01 Tristan Gingold <gingold@adacore.com>
2102 * c-typeck.c (composite_type): Keep mode for pointers.
2104 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2106 * function.h (regno_reg_rtx): Adjust comment.
2107 * reginfo.c (init_reg_modes_target): Only use the previous mode
2108 if it fits within one register. Remove MIPS comment.
2110 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2113 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2115 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2117 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2118 to srak instruction.
2120 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2122 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2124 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2129 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2131 2012-01-31 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/51528
2134 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2137 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2142 * ree.c (add_removable_extension): Change def_map argument
2143 to unsigned *, store in def_map 1 + offset into *insn_list vector
2144 instead of pointers into the vector.
2145 (find_removable_extensions): Adjust caller.
2147 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2149 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2150 Transform all "* quoted-c-code" to { c-code }.
2151 Remove redundant test for "optimize" in combine patterns.
2152 Move (include "avr-dimode.md") to end of file.
2154 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2157 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2158 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2160 2012-01-30 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/52028
2163 * tree-loop-distribution.c (ldist_gen): Properly update
2166 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2169 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2170 set_cur_line_info_table if not emitting debug info.
2172 PR tree-optimization/52046
2173 * tree-vect-patterns.c (check_bool_pattern): Give up if
2174 a comparison could throw.
2177 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2179 2012-01-30 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/52045
2182 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2183 SSA form if cfgcleanup did anything.
2185 2012-01-30 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/52045
2188 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2189 before computing final todo.
2191 2012-01-30 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/51528
2194 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2197 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2199 * df-problems.c (df_kill_notes): Check that the use refers
2200 to the note under examination.
2202 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2205 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2206 parameter and use short-lived pseudos.
2207 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2208 (sparc_expand_vector_init): Const-ify local variables and adjust
2209 calls to above functions.
2211 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2213 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2215 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2217 * doc/invoke.texi: Make usage of "compile time" and
2218 "run time"/"runtime" consistent throughout the file.
2220 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2222 * config/alpha/alpha.c (alpha_option_override): Default to
2223 full IEEE compliance mode for Go language.
2225 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2227 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2228 (LINK_SSP_SPEC): Define.
2230 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2233 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2236 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2238 * doc/invoke.texi: Correct hyphenation of "floating point",
2239 "double precision", and related terminology throughout the file.
2241 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2244 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2245 arm_general_register_operand predicate for operand 2 instead of
2248 2012-01-27 Ian Lance Taylor <iant@google.com>
2251 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2252 * builtins.c (expand_builtin_init_trampoline): Add onstack
2253 parameter. Change caller.
2254 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2255 * tree.c (build_common_builtin_nodes): Declare
2256 __builtin_init_heap_trampoline.
2258 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2260 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2261 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2262 * config/avr/avr.c: Ditto.
2263 (avr_regnames): Remove because unused.
2264 * config/avr/avr.md (*cpse.ne): New peephole.
2265 (*cpse.eq): New peephole from former cpse peepholes.
2267 2012-01-27 Michael Eager <eager@eagercon.com>
2269 * config/microblaze.c (microblaze_emit_compare): Correct
2270 test after pcmp instruction.
2272 2012-01-27 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/52020
2275 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2277 2012-01-27 Richard Guenther <rguenther@suse.de>
2279 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2280 function non-const/pure.
2282 2012-01-27 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/50444
2285 * tree-sra.c (build_ref_for_offset): Properly adjust the
2286 MEM_REF type for unaligned accesses.
2288 2012-01-27 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/50444
2291 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2292 (expand_assignment): Use it. Properly handle misaligned
2293 bases when expanding stores to component references.
2294 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2297 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2300 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2301 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2302 * tree-data-ref.c (find_data_references_in_loop): Make static.
2303 (compute_all_dependences): Change return type to bool. Bail out
2304 for too many datarefs in a loop. Move the hunk resetting the data
2305 dependences vector from ...
2306 (compute_data_dependences_for_loop): ... here. Account for
2307 compute_all_dependences returning false.
2308 (compute_data_dependences_for_bb): Likewise.
2309 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2310 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2312 2012-01-27 Richard Guenther <rguenther@suse.de>
2315 * expr.c (store_field): Use the alias-set of the scratch memory
2318 2012-01-27 Tom de Vries <tom@codesourcery.com>
2320 PR tree-optimization/51990
2321 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2323 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2325 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2328 * var-tracking.c (reverse_op): Don't add any reverse operation
2329 if V already has any constant locations.
2331 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2333 * doc/invoke.texi: Correct usage of "command line" (noun)
2334 vs "command-line" (adjective) throughout.
2336 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2338 * doc/invoke.texi (Language Independent Options): Move
2339 -Wcoverage-mismatch blurb from here....
2340 (Warning Options): ...to here.
2342 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2344 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2345 Set rs6000_always_hint to false for 476.
2347 2012-01-27 Matthias Klose <doko@ubuntu.com>
2349 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2351 * incpath.c (add_standard_paths): Likewise.
2353 2012-01-27 Richard Henderson <rth@redhat.com>
2355 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2356 * config/m68k/sync.md (atomic_test_and_set): Rename from
2357 sync_test_and_setqi and adjust the operands.
2358 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2359 and unconditionally enable.
2361 2012-01-27 Richard Henderson <rth@redhat.com>
2363 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2364 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2365 (ldstub): Rename from ldstubqi.
2366 (ldstub<I24MODE>): Remove.
2368 2012-01-27 Richard Henderson <rth@redhat.com>
2370 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2371 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2372 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2373 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2374 * doc/tm.texi: Rebuild.
2376 2012-01-27 Richard Henderson <rth@redhat.com>
2378 * optabs.c (gen_atomic_test_and_set): Remove default.
2379 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2381 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2383 PR rtl-optimization/51978
2384 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2385 (combine_reaching_defs): Likewise.
2386 (struct re_info): Remove.
2387 (add_removable_extension): Remove x and data arguments,
2388 add insn, insn_list and def_map. Use the arguments directly
2389 instead of using struct re_info.
2390 (find_removable_extensions): Don't call add_removable_extension
2391 through note_stores, instead just call it with single_set
2393 (find_and_remove_re): Pass curr_cand->expr instead of
2394 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2396 2012-01-26 Michael Matz <matz@suse.de>
2398 PR tree-optimization/46590
2399 * cfgexpand.c: Revert last change (r183305).
2400 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2402 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2403 checking for emptiness.
2405 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2408 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2409 non-addressable non-BLKmode base correctly.
2411 2012-01-26 Michael Matz <matz@suse.de>
2413 PR tree-optimization/48794
2414 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2415 regions referenced from RESX/EH_DISPATCH.
2417 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2419 * config/s390/s390.h: Make BRANCH_COST an option.
2420 * config/s390/s390.opt: New option -mbranch-cost.
2422 2012-01-26 Richard Henderson <rth@redhat.com>
2424 Revert 2012-01-24 change:
2425 * trans-mem.c (requires_barrier): Do not instrument thread local
2426 variables and emit save/restore for them.
2428 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2431 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2434 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2436 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2439 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2442 Rename __pgm to __flash.
2443 Rename __pgm1 to __flash1.
2444 Rename __pgm2 to __flash2.
2445 Rename __pgm3 to __flash3.
2446 Rename __pgm4 to __flash4.
2447 Rename __pgm5 to __flash5.
2448 Rename __pgmx to __memx.
2449 * doc/extend.texi (AVR Named Address Spaces)
2450 Rename address space names as indicated above.
2451 * config/avr/avr.c (avr_addrspace): Ditto.
2453 * config/avr/avr-protos.h
2454 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2455 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2456 * config/avr/predicates.md: Ditto.
2457 * config/avr/avr.c Ditto, and
2458 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2459 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2461 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2462 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2463 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2464 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2465 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2466 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2467 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2468 * config/avr/avr.c: Ditto.
2469 * config/avr/avr.md: Ditto.
2471 2012-01-25 Jason Merrill <jason@redhat.com>
2474 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2476 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2478 PR tree-optimization/51987
2479 * tree-data-ref.c (get_references_in_stmt): Handle references in
2480 non-volatile GIMPLE_ASM.
2482 2012-01-25 Richard Guenther <rguenther@suse.de>
2484 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2485 bases are dereferenced.
2487 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2489 PR rtl-optimization/48374
2490 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2492 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2494 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2495 compute_data_dependences_for_loop returns false.
2496 * tree-parloops.c (loop_parallel_p): Likewise.
2498 2012-01-25 Richard Guenther <rguenther@suse.de>
2500 * tree.h (get_pointer_alignment_1): Declare.
2501 * builtins.c (get_pointer_alignment_1): New function.
2502 (get_pointer_alignment): Use it.
2504 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2506 PR rtl-optimization/48308
2507 * combine.c (enum undo_kind): Add UNDO_LINKS.
2508 (struct undo): Add member l to other_contents and where.
2509 (do_SUBST_LINK): New.
2511 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2512 (undo_all): Handle UNDO_LINKS.
2514 2012-01-25 Richard Henderson <rth@redhat.com>
2516 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2519 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2521 * optabs.c (gen_atomic_test_and_set): Use each argument.
2523 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2525 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2526 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2527 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2528 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2529 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2530 TARGET_PAIRED_SINGLE_FLOAT.
2532 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2534 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2535 (in_struct, return_val): Remove MEM documentation.
2536 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2537 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2538 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2540 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2541 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2542 * expr.c (store_field): Likewise.
2543 * function.c (assign_stack_temp_for_type): Likewise.
2544 * ifcvt.c (noce_try_cmove_arith): Likewise.
2545 * reload1.c (reload): Likewise.
2546 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2547 (alpha_set_memflags): Likewise.
2548 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2550 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2552 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2554 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2555 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2556 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2558 * cselib.c (cselib_rtx_varies_p): Delete.
2559 (cselib_invalidate_mem): Update call to canon_true_dependence.
2560 * dse.c (record_store, check_mem_read_rtx): Likewise.
2561 (scan_reads_nospill): Likewise.
2562 * cse.c (check_dependence): Likewise.
2563 (cse_rtx_varies_p): Delete.
2564 * expr.c (safe_from_p): Update call to true_dependence.
2565 * ira.c (validate_equiv_mem_from_store): Likewise.
2566 (memref_referenced_p): Likewise.
2567 * postreload-gcse.c (find_mem_conflicts): Likewise.
2568 * sched-deps.c (sched_analyze_2): Likewise.
2569 * store-motion.c (load_kills_store): Likewise.
2570 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2571 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2572 (compute_transp): Update call to canon_true_dependence.
2574 2012-01-25 Richard Henderson <rth@redhat.com>
2576 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2577 (maybe_emit_atomic_test_and_set): New.
2578 (expand_sync_lock_test_and_set): Use it.
2579 (expand_atomic_test_and_set): Likewise.
2580 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2581 the implementation; clarify implementation defined details.
2582 * doc/md.texi (atomic_test_and_set): Document.
2584 2012-01-25 Richard Henderson <rth@redhat.com>
2586 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2588 2012-01-25 Richard Henderson <rth@redhat.com>
2591 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2592 to effect no-op split.
2594 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2597 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2598 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2599 (BT_FN_VOID_PTR_INT_SIZE): New.
2600 (BT_FN_UINT_UINT_VAR): Remove.
2601 (BT_FN_UINT32_UINT32_VAR): New.
2602 (BT_FN_DOUBLE_VPTR): Remove.
2603 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2605 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2606 (_ITM_changeTransactionMode): Same.
2607 (_ITM_memmoveRtWt): Change return type to void.
2608 (_ITM_memcpyRtWt): Same.
2609 (_ITM_memsetW): Same.
2610 (_ITM_RaRD): Change types to double.
2615 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2617 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2618 Patrick Marlier <patrick.marlier@gmail.com>
2620 * trans-mem.c (requires_barrier): Do not instrument thread local
2621 variables and emit save/restore for them.
2623 2012-01-24 Jason Merrill <jason@redhat.com>
2626 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2627 output static aliases.
2629 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2632 * common.opt (-pie, -shared, pie, shared): Change from Common to
2634 * gcc.c (display_help): Display help for -pie and -shared.
2636 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2639 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2640 Remove note on size/offset limitation.
2641 (AVR Variable Attributes): Add example how to read data located
2642 with progmem. Refer to named address spaces.
2643 * doc/invoke.texi (AVR Options): Fix typo.
2645 2012-01-24 Richard Guenther <rguenther@suse.de>
2647 Forward-port to trunk
2648 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2651 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2652 op0 isn't sufficiently aligned and there is movmisalignM
2653 insn for mode, use it to load op0 into a temporary register.
2655 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2658 * target.def (const_not_ok_for_debug_p): New hook.
2659 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2661 * doc/tm.texi: Regenerated.
2662 * dwarf2out.c (const_ok_for_output_1): If
2663 targetm.const_not_ok_for_debug_p returns true, fail.
2664 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2666 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2668 2012-01-23 Kai Tietz <ktietz@redhat.com>
2671 * config/i386/predicates.md (symbolic_operand): Allow
2672 UNSPEC_PCREL as PIC expression for lea.
2673 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2674 * config/i386/i386.c (ix86_delegitimize_address): Handle
2675 UNSPEC_PCREL for none-MEM, too.
2677 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2679 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2680 (ipa_tm_create_version_alias): Same.
2682 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2685 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2686 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2688 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2689 Patrick Marlier <patrick.marlier@gmail.com>
2690 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2693 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2694 simple_object_start_read.
2696 2012-01-23 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/51895
2700 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2701 parameter decomposition into BLKmode components.
2703 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2705 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2706 fake variables for restrict-qualified pointers whose pointed-to type
2707 contains a placeholder.
2709 2012-01-23 Richard Guenther <rguenther@suse.de>
2711 PR tree-optimization/51949
2712 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2714 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2716 PR rtl-optimization/51933
2717 * ree.c (transform_ifelse): Return true right away if dstreg is
2718 already wider or equal to cand->mode.
2719 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2720 (make_defs_and_copies_lists): Remove defs_list and copies_list
2721 arguments, add state argument, just truncate state->work_list
2722 instead of always allocating and freeing the vector. Assert that
2723 get_defs succeeds instead of returning 2. Changed return type to bool.
2724 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2725 have ext_src_mode, see if it has been modified already with the
2726 right kind of extension and has been extended before from the
2727 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2728 just return true. Remember the original mode in state->modified array.
2729 (combine_reaching_defs): Add state argument. Don't allocate and
2730 free here def_list, copied_list and vec vectors, instead just
2731 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2732 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2733 Add state variable, clear vectors in it, initialize state.modified
2734 if needed. Free all the vectors at the end and state.modified too.
2735 Don't skip a candidate if the extension expression has been modified.
2737 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2740 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2741 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2742 (extra_options) interix.opt -> i386/interix.opt"
2743 (extra_objs):Add winnt-stubs.o
2744 * configure.ac: Add interix to target_os .comm on PE check.
2745 * configure: Regenerate.
2746 * config/interix3.h: Delete and move bits to..
2747 * config/interix.h: Delete and move bits to..
2748 * config/i386/i386-interix3.h: Delete and move bits to..
2749 * config/i386/i386-interix.h: ..here.
2750 (TARGET_CPU_DEFAULT): Remove redefinition.
2751 (TARGET_ASM_CONSTRUCTOR): Undefine.
2752 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2753 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2754 (PTRDIFF_TYPE): Define.
2755 (LONG_DOUBLE_TYPE_SIZE): Define.
2756 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2757 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2758 (TARGET_SECTION_TYPE_FLAGS): Define.
2759 (ASM_DECLARE_FUNCTION_NAME): Define.
2760 (ASM_OUTPUT_EXTERNAL): Define.
2761 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2762 (ASM_OUTPUT_ALIGNED_BSS): Define.
2763 (PCC_BITFIELD_TYPE_MATTERS): Define.
2764 (USE_CONST_SECTION): Define.
2765 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2766 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2767 (SUPPORTS_ONE_ONLY): Remove.
2768 (I386_PE_STRIP_ENCODING): Define.
2769 * config/interix.opt: Delete and move bits to..
2770 * config/i386/interix.opt: ..here. New.
2771 (mpe-aligned-commons): Add.
2772 * config/i386/t-interix: Add copyright header.
2773 (winnt-stubs.o): Add rule.
2775 2012-01-22 Jason Merrill <jason@redhat.com>
2778 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2779 for extra name aliases.
2781 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2783 PR rtl-optimization/51924
2784 * ree.c (combine_set_extension): Improve debugging message.
2785 (combine_reaching_defs): Likewise.
2786 (get_defs): Rename confusingly named variable.
2787 (find_and_remove_re): Skip a candidate if the extension expression has
2790 2012-01-21 Robert Millan <rmh@gnu.org>
2791 Gerald Pfeifer <gerald@pfeifer.com>
2793 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2794 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2796 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2798 PR tree-optimization/51914
2799 * tree-vect-stmts.c (vectorizable_conversion): For
2800 cvt_type && modifier == WIDEN, put temporary with cvt_type
2801 at the beginning of vec_dsts and set vec_dest to temporary
2804 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2806 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2808 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2810 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2811 * config/rs6000/rs6000.c: Likewise.
2813 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2816 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2817 output_move_double on a copy of operands array.
2819 2012-01-20 Cary Coutant <ccoutant@google.com>
2820 Dodji Seketeli <dodji@redhat.com>
2823 * dwarf2out.c (copy_declaration_context): Return ref to parent
2824 of declaration DIE, if necessary.
2825 (remove_child_or_replace_with_skeleton): Add new parameter; update
2826 caller. Place skeleton DIE under parent DIE of original declaration.
2827 Move call to copy_declaration_context to here ...
2828 (break_out_comdat_types): ... from here.
2830 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2832 PR rtl-optimization/51856
2833 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2836 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2839 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2840 hints for neon loads and stores.
2842 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2846 * doc/extend.texi (Named Address Spaces): Split into subsections.
2847 (AVR Named Address Spaces): New subsection.
2848 (M32C Named Address Spaces): New subsection.
2849 (RL78 Named Address Spaces): New subsection.
2850 (SPU Named Address Spaces): New subsection.
2851 (Variable Attributes): New anchor "AVR Variable Attributes".
2852 (AVR Variable Attributes): Rewrite and avoid wording
2853 "address space" in this context.
2854 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2855 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2856 (AVR Built-in Macros): New subsubsection therein.
2857 * doc/md.texi (AVR constraints): Remove "C04", "R".
2859 2012-01-20 Richard Guenther <rguenther@suse.de>
2861 PR tree-optimization/51903
2862 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2863 when removing stmts.
2865 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2868 * config/arm/arm.c (arm_load_pic_register): Use
2869 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2870 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2871 (arm_pic_static_addr): Likewise.
2872 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2873 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2874 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2875 (pic_load_addr_unified): New.
2877 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2880 * function.c (instantiate_virtual_regs_in_insn): Use
2881 delete_insn_and_edges when removing a wrong asm insn.
2883 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2885 PR rtl-optimization/40761
2886 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2887 Add new member loop_num.
2888 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2889 (ira_build): Remove the parameter.
2891 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2892 (ira.c): Do not build CFG loops for one region allocation. Remove
2893 argument from ira_build call.
2895 * ira-build.c (init_loop_tree_node): New function.
2896 (create_loop_tree_nodes): Use it. Separate the case when CFG
2897 loops are not built.
2898 (more_one_region_p): Check current_loops.
2899 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2901 (add_loop_to_tree): Process loop equal to NULL too.
2902 (form_loop_tree): Separate the case when CFG loops are not built.
2903 Use explicitly number for the root.
2904 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2906 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2907 instead of loop->num.
2908 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2909 (mark_all_loops_for_removal): Ditto.
2910 (remove_unnecessary_regions): Separate the case when CFG loops
2912 (ira_build): Remove the parameter. Use explicit number of regions
2913 when CFG loops are not built.
2915 * ira-color.c (print_loop_title): Separate the case for the root node.
2916 Use loop_num instead of loop->num.
2917 (move_spill_restore): Use loop_num instead of loop->num.
2919 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2920 (change_loop): Ditto.
2921 (change_loop): Use loop_num instead of loop->num.
2923 * ira-lives.c (process_bb_node_lives): Ditto.
2925 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2927 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2929 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2932 * tree-mudflap.c (mf_artificial): New function.
2933 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2934 mx_register_decls, mudflap_enqueue_decl): Use it.
2937 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2938 numbers in the insn pattern.
2940 2012-01-19 Michael Matz <matz@suse.de>
2942 PR tree-optimization/46590
2943 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2944 use it in remembering which conflicts we already created.
2945 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2948 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2951 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2952 (merge_and_complain): Same.
2954 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2957 * config/initfini-array.h: Guard content of the header
2958 with #ifdef HAVE_INITFINI_ARRAY.
2959 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2960 Add initfini-array.h to tm_file here.
2961 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2962 * config.gcc: Don't add initfini-array.h to tm_file here.
2963 * configure: Regenerated.
2965 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2967 PR rtl-optimization/51505
2968 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2969 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2970 (df_note_bb_compute): Update the call to df_kill_notes.
2972 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2974 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2976 2012-01-18 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2979 of conversions to void *.
2981 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2982 Richard Sandiford <rdsandiford@googlemail.com>
2986 * optabs.h (simplify_expand_binop): Declare.
2987 * optabs.c (simplify_expand_binop): Make global.
2988 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2989 endian targets if the source cannot be exactly covered by word
2992 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2995 * hard-reg-set.h (struct hard_reg_set_container): New type.
2996 * target.h (struct hard_reg_set_container): Forward declare.
2997 * target.def (set_up_by_prologue): New target hook.
2998 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2999 * doc/tm.texi: Regenerated.
3000 * function.c (thread_prologue_and_epilogue_insns): Change
3001 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3002 Call targetm.set_up_by_prologue on it.
3003 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3004 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3006 2012-01-17 Nick Clifton <nickc@redhat.com>
3008 * config/rx/rx.c (rx_can_use_simple_return): New function.
3009 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3010 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3012 2012-01-17 Richard Guenther <rguenther@suse.de>
3015 * expr.c (expand_assignment): Take address-space information
3016 from the address operand of MEM_REF and TARGET_MEM_REF.
3017 (expand_expr_real_1): Likewise.
3019 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3021 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3022 reload dump is requested.
3024 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3027 * trans-mem.c (requires_barrier): Call may_be_aliased.
3029 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3031 PR tree-optimization/51877
3032 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3033 call arguments and fndecls compare equal, instead return false if they
3034 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3035 both SSA_NAMEs that are valueized the same, or they satisfy
3038 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3042 * configure: Regenerate.
3044 2012-01-16 Jan Hubicka <jh@suse.cz>
3048 * convert.c (convert_to_integer): Use fold_convert for
3049 converting an INTEGER_CST to integer type.
3051 2012-01-16 Jason Merrill <jason@redhat.com>
3054 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3056 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3059 * config/s390/s390.c (s390_chunkify_start): Don't skip
3060 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3061 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3062 If insn is followed by NOTE_INSN_VAR_LOCATION or
3063 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3064 Don't use location of note insns.
3066 PR tree-optimization/51865
3067 * tree-inline.c (tree_function_versioning): Call remap_decl
3068 on DECL_RESULT whenever it has VOID_TYPE_P type.
3070 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3072 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3073 for calls to locally-binding MIPS16 functions if only the return
3074 type uses float regs.
3076 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3077 Richard Sandiford <rdsandiford@googlemail.com>
3079 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3080 (SYMBOL_32_HIGH): Likewise.
3081 (mips_output_tls_reloc_directive): Declare.
3082 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3083 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3084 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3085 (mips_lo_relocs, mips_hi_relocs): Make extern.
3086 (mips16_stub_function): Move up file.
3087 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3088 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3089 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3090 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3091 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3092 (mips_get_tp): Add MIPS16 support.
3093 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3094 Generalize DTPREL and TPREL handling.
3095 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3096 Add MIPS16 TLS support.
3097 (mips_output_tls_reloc_directive): New function.
3098 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3099 * config/mips/predicates.md (symbolic_operand_with_high)
3100 (tls_reloc_operand): New predicates.
3101 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3102 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3103 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3104 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3105 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3106 (*tls_get_tp_mips16_call_<mode>): Likewise.
3108 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3110 PR rtl-optimization/51821
3111 * recog.c (peep2_find_free_register): Determine clobbered registers
3114 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3117 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3118 * config/avr/avr.c: Likewise.
3119 * config/avr/avr.h: Likewise.
3121 2012-01-13 Ian Lance Taylor <iant@google.com>
3124 * tree.h (TYPE_QUALS): Add cast to int.
3125 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3127 2012-01-13 Ian Lance Taylor <iant@google.com>
3129 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3130 comparing param_index to VEC_length result.
3132 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3134 * c-decl.c: Do not include tree-mudflap.h
3135 * tree-optimize.c: Likewise.
3136 * Makefile.in: Update dependencies.
3138 2012-01-13 Richard Guenther <rguenther@suse.de>
3141 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3142 variable-sized result always use RSO.
3144 2012-01-12 DJ Delorie <dj@redhat.com>
3146 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3147 pointer type, not just the default pointer type.
3149 2012-01-09 Richard Henderson <rth@redhat.com>
3150 Denis Chertykov <chertykov@gmail.com>
3153 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3154 * config/avr/avr.c (avr_can_eliminate): Simplify.
3155 (avr_initial_elimination_offset): Likewise.
3156 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3157 (expand_epilogue): Likewise.
3158 (avr_legitimize_address): Gut.
3159 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3160 (avr_hard_regno_nregs): New.
3161 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3162 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3163 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3164 add soft frame pointer.
3165 (CALL_USED_REGISTERS): Likewise.
3166 (REG_CLASS_CONTENTS): Likewise.
3167 (REGISTER_NAMES): Likewise.
3168 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3169 (HARD_FRAME_POINTER_REGNUM): New.
3170 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3171 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3172 remove the HARD_FRAME_POINTER self-elimination.
3174 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3177 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3178 DECL_EXTERNAL when checking for initializers of progmem variables.
3180 2012-01-12 Ira Rosen <irar@il.ibm.com>
3182 PR tree-optimization/51799
3183 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3184 that the last operation is a type demotion.
3186 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3188 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3189 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3191 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3194 * combine.c (distribute_notes): If i3 is a noreturn call,
3195 allow old_size to be equal to args_size and make sure the
3196 noreturn call gets REG_ARGS_SIZE note.
3197 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3198 on noreturn calls even when the delta is 0.
3200 2012-01-11 Nathan Sidwell <nathan@acm.org>
3202 * gcov.c (STRING_SIZE): Remove.
3203 (generate_results): Erase annotations for source files with no
3204 coverage information.
3206 (output_lines): Use it.
3208 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3210 * gimple.h (gimplify_body): Remove first argument.
3211 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3212 pointer set here, instead just pass DATA to walk_tree.
3213 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3214 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3215 (unvisit_body): Likewise, but with unmark_visited.
3216 (gimplify_body): Remove BODY_P argument and adjust.
3217 (gimplify_function_tree): Adjust call to gimplify_body.
3218 * omp-low.c (finalize_task_copyfn): Likewise.
3220 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3222 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3223 (build_function_type_skip_args): Delete.
3224 * tree.c (build_function_type_skip_args): Make static and add
3225 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3226 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3227 pass it to build_function_type_skip_args.
3228 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3229 (tree_function_versioning): Likewise.
3230 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3231 build_function_decl_skip_args.
3232 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3233 and pass it to build_function_decl_skip_args/tree_function_versioning.
3234 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3235 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3236 * trans-mem.c (ipa_tm_create_version): Likewise.
3237 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3238 * tree-inline.c (declare_return_variable): Remove always-true test.
3239 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3240 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3241 * ipa-split.c (split_function): Skip the return value for the split
3242 part if it doesn't return.
3244 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3246 PR tree-optimization/49642
3247 * ipa-split.c (forbidden_dominators): New variable.
3248 (check_forbidden_calls): New function.
3249 (dominated_by_forbidden): Likewise.
3250 (consider_split): Check for forbidden dominators.
3251 (execute_split_functions): Initialize and free forbidden
3252 dominators info; call check_forbidden_calls.
3254 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3256 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3258 2012-01-11 Nick Clifton <nickc@redhat.com>
3260 * config/rx/rx.md (return): Define pattern.
3262 2012-01-11 Richard Guenther <rguenther@suse.de>
3264 * doc/extend.texi (malloc attribute): Adjust according to
3267 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3268 Patrick Marlier <patrick.marlier@gmail.com>
3271 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3272 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3273 (ipa_tm_note_irrevocable): Same.
3274 (ipa_tm_scan_irr_block): Same.
3275 (ipa_tm_decrement_clone_counts): Same.
3276 (ipa_tm_scan_irr_function): Same.
3277 (ipa_tm_create_version_alias): Same.
3278 (ipa_tm_create_version): Same.
3279 (ipa_tm_transform_calls_redirect): Same.
3280 (ipa_tm_transform_calls): Same.
3281 (ipa_tm_transform_transaction): Same.
3282 (ipa_tm_execute): Same.
3284 2012-01-10 Richard Guenther <rguenther@suse.de>
3287 * opts.c (common_handle_option): Handle -Werror.
3289 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3291 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3294 2012-01-10 Jason Merrill <jason@redhat.com>
3296 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3299 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3301 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3302 supports R_386_TLS_GD_PLT reloc.
3303 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3304 supports R_386_TLS_LDM_PLT reloc.
3305 * configure: Regenerate.
3306 * config.in: Regenerate.
3308 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3311 Extend __pgmx semantics to linearize memory.
3312 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3313 determine if code comes inline or from libgcc.
3314 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3315 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3316 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3317 (movmemx_qi, movmemx_hi): New insns.
3318 (xload_<mode>_libgcc): Rewrite to new insn condition.
3319 (xload_<mode>): Remove insns.
3320 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3321 cases that don't satisfy avr_xload_libgcc_p().
3322 (avr_addr_space_convert): Allow converting in any direction.
3323 (avr_addr_space_subset_p): Return always true.
3324 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3325 (avr_emit_movmemhi): Ditto.
3326 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3327 (avr_out_movmem): Ditto.
3328 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3329 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3330 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3331 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3332 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3334 2012-01-10 Richard Guenther <rguenther@suse.de>
3336 PR tree-optimization/50913
3337 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3338 Require data-refs to be representable by Graphite with respect
3341 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3344 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3346 2012-01-10 Tom de Vries <tom@codesourcery.com>
3348 PR rtl-optimization/51271
3349 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3350 handling annulled branch.
3352 2012-01-10 Richard Henderson <rth@redhat.com>
3354 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3355 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3356 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3357 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3358 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3359 arm_expand_vec_perm_const): New.
3360 * config/arm/arm-protos.h: Update.
3361 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3362 (*neon_vswp<VDQX>): New.
3363 (neon_vcombine<VDX>): Use neon_split_vcombine.
3364 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3365 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3366 (vec_perm<VE>): New.
3368 2012-01-10 Richard Henderson <rth@redhat.com>
3370 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3371 use it if reload_completed.
3372 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3373 arm_output_asm_insn, arm_process_output_memory_barrier,
3374 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3375 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3376 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3377 arm_process_output_sync_insn, arm_output_sync_insn,
3378 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3379 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3380 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3381 (emit_unlikely_jump): New.
3382 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3383 (arm_split_atomic_op): New.
3384 * config/arm/arm-protos.h: Update.
3385 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3386 (struct arm_sync_generator): Remove.
3387 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3388 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3389 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3390 (VUNSPEC_LL, VUNSPEC_SC): New.
3391 (sync_result, sync_memory, sync_required_value, sync_new_value,
3392 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3393 (attr length): Don't use arm_sync_loop_insns.
3394 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3395 (movsfcc, movdfcc): Likewise.
3396 * config/arm/constraints.md (Ua): New.
3397 * config/arm/prediates.md (mem_noofs_operand): New.
3398 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3399 (sync_clobber, sync_t2_reqd): Remove.
3400 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3401 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3402 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3403 (arm_sync_compare_and_swap<SIDI>): Remove.
3404 (arm_sync_compare_and_swap<NARROW>): Remove.
3405 (arm_sync_lock_test_and_set<SIDI>): Remove.
3406 (arm_sync_lock_test_and_set<NARROW>): Remove.
3407 (arm_sync_new_<syncop><SIDI>): Remove.
3408 (arm_sync_new_<syncop><NARROW>): Remove.
3409 (arm_sync_new_nand<SIDI>): Remove.
3410 (arm_sync_new_nand<NARROW>): Remove.
3411 (arm_sync_old_<syncop><SIDI>): Remove.
3412 (arm_sync_old_<syncop><NARROW>): Remove.
3413 (arm_sync_old_nand<SIDI>): Remove.
3414 (arm_sync_old_nand<NARROW>): Remove.
3415 (*memory_barrier): Merge arm_output_memory_barrier.
3416 (atomic_compare_and_swap<QHSD>): New.
3417 (atomic_compare_and_swap<NARROW>_1): New.
3418 (atomic_compare_and_swap<SIDI>_1): New.
3419 (atomic_exchange<QHSD>): New.
3420 (cas_cmp_operand, cas_cmp_str): New.
3421 (atomic_op_operand, atomic_op_str): New.
3422 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3423 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3424 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3425 (arm_load_exclusive<NARROW>): New.
3426 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3427 (arm_store_exclusive<QHSD>): New.
3429 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3431 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3432 reload patterns if -mvsx-scalar-memory.
3434 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3435 generated, even -mno-vsx-scalar-double was used.
3436 (vsx_xscvdpsp_scalar): Likewise.
3437 (vsx_xscvspdp_scalar2): Likewise.
3439 2012-01-09 Tom de Vries <tom@codesourcery.com>
3440 Andrew Pinski <apinski@cavium.com>
3443 * reorg.c (fill_slots_from_thread): Don't speculate
3444 frame-related insns.
3446 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3448 * sched-int.h (bb_note): Move to...
3449 * basic-block.h: ...here.
3450 * haifa-sched.c (bb_note): Move to...
3451 * cfgrtl.c: ...here.
3452 * function.c (next_block_for_reg): New function.
3453 (move_insn_for_shrink_wrap): Likewise.
3454 (prepare_shrink_wrap): Rewrite to use the above.
3456 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3458 * gimple.c (is_gimple_non_addressable): Remove.
3459 * gimple.h: Remove is_gimple_non_addressable.
3460 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3461 is_gimple_non_addressable.
3462 * trans-mem.c (expand_assign_tm): Same.
3464 2012-01-09 Richard Guenther <rguenther@suse.de>
3466 PR tree-optimization/51775
3467 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3468 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3470 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3472 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3474 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3476 2012-01-09 Richard Guenther <rguenther@suse.de>
3478 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3480 2012-01-08 Jan Hubicka <jh@suse.cz>
3482 PR tree-optimize/51680
3483 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3484 on when known_vals needs to be computed; cleanup.
3486 2012-01-08 Jan Hubicka <jh@suse.cz>
3488 PR tree-optimize/51694
3489 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3491 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3493 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3494 for -std=c++98 and -std=c++11 too.
3496 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3498 * cfgloop.c (cancel_loop): Add free() of bbs array.
3500 2012-01-07 Jan Hubicka <jh@suse.cz>
3502 PR tree-optimization/51600
3503 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3504 that benefits small functions.
3506 2012-01-07 Jan Hubicka <jh@suse.cz>
3508 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3510 2012-01-07 Jan Hubicka <jh@suse.cz>
3512 PR tree-optimization/51680
3513 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3514 whose inlining reduce unit size.
3516 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3519 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3520 Add canonical node to containing_mem chain after the non-canonical
3521 one, even if there weren't any locs to propagate.
3522 (remove_useless_values): Keep only canonical values.
3523 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3524 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3525 canonicalize mem_chain elements that are not discarded.
3527 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3530 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3531 before emitting functions.
3533 PR gcov-profile/50127
3534 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3535 clear_aux_for_blocks.
3537 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3540 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3542 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3544 * c-decl.c (ext_block): Moved up.
3545 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3547 2012-01-06 Han Shen <shenhan@google.com>
3549 Translate built-in include paths for sysroot.
3550 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3551 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3553 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3554 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3556 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3557 control whether sysroot should be prepended to gxx include dir.
3559 * configure: Regenerate.
3561 2012-01-06 Torvald Riegel <triegel@redhat.com>
3563 PR rtl-optimization/51771
3564 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3565 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3567 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3569 PR tree-optimization/51315
3570 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3571 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3573 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3576 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3577 for shrp pattern. Correctly handle and fixup shift variable.
3578 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3580 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3583 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3584 note when !ACCUMULATE_OUTGOING_ARGS.
3586 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3588 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3590 (extract_range_from_unary_expr_1): Avoid useless computations.
3592 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3594 PR rtl-optimization/51767
3595 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3596 of jump_block and add an extra edge for degenerated asm gotos.
3599 * stmt.c (check_unique_operand_names): Don't ICE during error
3600 reporting if i is from labels chain.
3603 * profile.c (branch_prob): Split bbs that have exit edge
3604 and need a fake entry edge too.
3606 2012-01-05 Jan Hubicka <jh@suse.cz>
3609 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3612 2012-01-05 Richard Guenther <rguenther@suse.de>
3615 * tree-streamer-out.c (write_ts_optimization): New function.
3616 (streamer_write_tree_body): Call it.
3617 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3618 (streamer_read_tree_body): Call it.
3619 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3621 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3624 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3625 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3626 in_cleanup_point_expr before gimplify_stmt call and restore it
3628 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3629 in_cleanup_point_expr is false.
3631 2012-01-05 Richard Guenther <rguenther@suse.de>
3634 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3636 * toplev.c (process_options): Reject combining mudflap and LTO.
3637 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3639 2012-01-05 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/51760
3642 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3644 (bit_value_unop): Handle UNDEFINED operands.
3645 (bit_value_binop): Likewise.
3647 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3649 * config/avr/avr.c (avr_replace_prefix): Remove.
3650 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3651 (avr_asm_function_rodata_section): Ditto.
3652 (avr_asm_select_section): Ditto.
3654 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3656 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3659 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3662 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3663 calls that have any non-fake successor edges.
3666 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3668 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3670 PR tree-optimization/51624
3671 * tree-sra.c (build_ref_for_model): When replicating a chain of
3672 COMPONENT_REFs, stop as soon as the offset would become negative.
3674 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3677 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3678 in .debug_loc on the floor.
3680 2012-01-04 Andrew Pinski <apinski@cavium.com>
3682 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3684 2012-01-04 Andrew Pinski <apinski@cavium.com>
3685 Adam Nemet <anemet@caviumnetworks.com>
3687 * config/mips/mips.md (size): Add SI and DI.
3688 (SIZE): New mode attribute.
3689 (U): New code attribute.
3690 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3691 (mips_lbux_<mode>): Delete.
3692 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3693 (mips_lhx): Use gen_mips_lhx_extsi.
3694 (mips_lhx_<mode>): Delete.
3696 (mips_l<size>x): New expand.
3697 (mips_lwx_<mode>): Delete.
3698 (mips_l<GPR:size>x_<P:mode>): New pattern.
3699 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3700 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3701 * config/mips/mips.c (mips_lx_address_p): New function.
3702 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3703 (dsp64): New availability predicate.
3704 (mips_builtins): Add an entry for __builtin_mips_ldx.
3705 * config/mips/mips.h (ISA_HAS_LBX): New define.
3706 (ISA_HAS_LBUX): Likewise.
3707 (ISA_HAS_LHX): Likewise.
3708 (ISA_HAS_LHUX): Likewise.
3709 (ISA_HAS_LWX): Likewise.
3710 (ISA_HAS_LWUX): Likewise.
3711 (ISA_HAS_LDX): Likewise.
3712 * doc/extend.texi (__builtin_mips_ldx): Document.
3714 2012-01-04 Tristan Gingold <gingold@adacore.com>
3716 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3717 when long pointers are used.
3718 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3719 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3720 (ia64-hp-*vms*): Remove.
3721 * config/vms/xm-vms64.h: Delete.
3723 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3726 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3728 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3730 * opts.c (finish_options): Remove duplicate sorry.
3732 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3735 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3738 2012-01-04 Richard Guenther <rguenther@suse.de>
3741 * tree.c (size_low_cst): New function.
3742 * tree.h (size_low_cst): Declare.
3743 * fold-const.c (fold_comparison): Use it to extract the low
3744 part of the POINTER_PLUS_EXPR offset.
3746 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3748 Fix clearing ZERO_REG
3749 * config/avr/avr.md (cc): Add alternative "ldi".
3750 (movqi_insn): Use it in cc attribute.
3751 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3752 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3753 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3755 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3757 * configure: Regenerate.
3759 2012-01-04 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/49651
3762 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3763 (var_can_have_subvars): Use it.
3764 (get_constraint_for_1): Only consider subfields if there can be any.
3766 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3769 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3770 to its new canonical_cselib_val and the cselib_val was in
3771 first_containing_mem chain, but the canonical_cselib_val was not,
3772 add the latter into the chain.
3773 (cselib_invalidate_mem): Compare canonical_cselib_val of
3774 addr_list chain elt with v.
3777 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3778 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3780 (output_macinfo_op): Don't ggc_strdup fd->filename.
3781 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3782 then ggc_strdup it. Don't free inc->info or cur->info.
3783 (output_macinfo): Don't free ref->info or file->info.
3785 2012-01-03 Ira Rosen <irar@il.ibm.com>
3787 PR tree-optimization/51269
3788 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3789 first_niters a pointer.
3790 (slpeel_tree_peel_loop_to_edge): Likewise.
3791 (vect_do_peeling_for_loop_bound): Update call to
3792 slpeel_tree_peel_loop_to_edge.
3793 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3794 here. Remove it from the parameters list.
3795 (vect_do_peeling_for_alignment): Update calls and compute
3798 2012-01-03 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/51070
3801 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3802 Properly handle calls.
3804 2012-01-03 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/51692
3807 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3808 the LHS of allocation stmts.
3810 2012-01-03 Olivier Hainque <hainque@adacore.com>
3812 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3814 2012-01-03 Olivier Hainque <hainque@adacore.com>
3816 * collect2.c (main): In AIX specific computations for vector
3817 insertions, use CONST_CAST2 to cast from char ** to const char **.
3819 2012-01-03 Richard Guenther <rguenther@suse.de>
3822 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3823 the context of a limbo DIE when it does not already exist.
3825 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3827 PR tree-optimization/51719
3828 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3829 but direct call is, clear direct call's lhs and don't add fallthrough
3830 edge from dcall_bb to join_bb and PHIs.
3832 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3834 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3835 the instructions emitted by the pattern.
3836 ("*TDC_insn_<mode>"): Add comment.
3838 2012-01-03 Richard Guenther <rguenther@suse.de>
3841 * fold-const.c (fold_comparison): Properly canonicalize
3842 tree offset and HOST_WIDE_INT bit position.
3844 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3846 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3847 operands for extzv pattern.
3849 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3852 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3855 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3857 * doc/invoke.texi (-flto and related options): Copy-edit.
3859 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3861 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3863 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3865 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3868 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3870 * expr.h (move_by_pieces_ninsns): Declare.
3871 * expr.c (move_by_pieces_ninsns): Make external.
3872 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3873 (mips_store_by_pieces_p): Likewise.
3874 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3875 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3876 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3877 (mips_store_by_pieces_p): Likewise.
3879 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3881 * passes.c (register_one_dump_file): Free full_name.
3883 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3884 (calculate_elim_costs_all_insns): Free offsets_at and
3885 offsets_known_at at the end and clear the pointers.
3887 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3889 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3890 this option introduced in r180739.
3892 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3895 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3896 (tmake_file target=avr): Add avr/t-multilib.
3898 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3899 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3900 * config/avr/genmultilib.awk: New file.
3901 * config/avr/t-multilib: New auto-generated file.
3902 * config/avr/multilib.h: New auto-generated file.
3903 * config/avr/t-avr (AVR_MCUS): New variable.
3904 (genopt.sh): Use it.
3905 (s-mlib): Depend on t-multilib.
3906 (t-multilib, multilib.h): New dependencies.
3907 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3908 (MULTILIB_OPTIONS): Remove.
3909 (MULTILIB_MATCHES): Remove.
3910 (MULTILIB_DIRNAMES): Remove.
3911 (MULTILIB_EXCEPTIONS): Remove:
3912 * config/avr/genopt.sh: Don't use hard coded file name;
3913 pass AVR_MCUS from t-avr instead.
3915 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3917 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3919 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3921 Implement light-weight DImode support.
3922 * config/avr/avr-dimode.md: New file.
3923 * config/avr/avr.md: Include it.
3924 (adjust_len): Add plus64, compare64.
3925 (HIDI): Remove code iterator.
3926 (code_stdname): New code attribute.
3927 (rotx, rotsmode): Remove DI.
3928 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3930 * config/avr/avr-protos.h (avr_have_dimode): New.
3931 (avr_out_plus64, avr_out_compare64): New.
3932 * config/avr/avr.c (avr_out_compare): Handle DImode.
3933 (avr_have_dimode): New variable definition and initialization.
3934 (avr_out_compare64, avr_out_plus64): New functions.
3935 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3936 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3937 (avr_compare_pattern): Skip DImode comparisons.
3939 2012-01-02 Revital Eres <revital.eres@linaro.org>
3941 * ddg.c (def_has_ccmode_p): New function.
3942 (add_cross_iteration_register_deps,
3943 create_ddg_dep_from_intra_loop_link): Call it.
3945 2012-01-02 Richard Guenther <rguenther@suse.de>
3948 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3950 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3952 * gcc.c (process_command): Update copyright notice dates.
3953 * gcov.c (print_version): Likewise.
3954 * gcov-dump.c (print_version): Likewise.
3955 * mips-tfile.c (main): Likewise.
3956 * mips-tdump.c (main): Likewise.
3958 2012-01-01 Ira Rosen <irar@il.ibm.com>
3960 PR tree-optimization/51704
3961 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3962 a use is inside the basic block or loop before accessing its vect info.
3964 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3966 PR rtl-optimization/51069
3967 * cfgloopmanip.c (remove_path): Removing path making irreducible
3968 region unconditional makes BB part of the region.
3970 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/51683
3973 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3974 calls with side-effects.
3975 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
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